In the government affairs hall, hospital outpatient department, museum and shopping mall exhibition hall, self-service terminals are increasingly undertaking the work of information inquiry and navigation guidance. Compared with the traditional vertical inquiry machine, the L-type horizontal inquiry machine has become a common selection for "inquiry-centered" B- end projects with its unique L-type support structure, slightly inclined touch panel and neat routing design. In this paper, the L-type horizontal query machine is systematically disassembled from the six dimensions of structure, process, hardware parameters, applicable scenarios, real cases and acceptance criteria to help purchasers and technical leaders establish a complete basis for judgment in the selection stage. The parameters involved in this paper are based on the QUNMAO 50-inch L-type horizontal inquiry machine (model QM-C50XJ-P).
1.What is the L-type horizontal inquiry machine: naming, shape and family positioning
Origin of (I) naming
The L-type horizontal inquiry machine (hereinafter referred to as L-type inquiry machine) is named after its L-type support structure: viewed from the side, the vertical bracket body and the slightly inclined touch panel together form the shape of the letter "L. Different from the integrated inclined plane structure of the K-type horizontal inquiry machine and the floor column structure of the vertical inquiry machine, the L-type structure separates the "support" from the "operation surface", and the touch panel is presented at a smaller inclination angle, which is more suitable for the user's operation habit of standing or sitting close inquiry.
(II) family localization and related morphology
In the product sequence of self-service terminal equipment, L-type horizontal inquiry machine (also known as L-type horizontal touch inquiry all-in-one machine) belongs to the horizontal form branch under the category of touch inquiry all-in-one machine (inquiry machine), which is parallel to K-type horizontal inquiry machine and vertical inquiry machine, and is mainly oriented to indoor scenes with information inquiry as the core function. It is also a link in the overall solution of self-service terminals: when the project includes multiple types of requirements such as inquiry and business handling, the L-type horizontal inquiry machine assumes the function of "inquiry. For the selection logic of the entire product family, referKiosk Full Product Line Guide; differences with the K-type horizontal form, can be read"K-type horizontal inquiry machine product details"。
(III) Typical Procurement Portrait
Typical purchasers of L-type horizontal inquiry machines include: hospital information department and outpatient management department, government service center, museum and science and technology museum operators, commercial complex planning department, and system integrators undertaking overall projects. The core demands focus on four aspects: stability and durability, intuitive operation, clean and easy maintenance.
2.Advantages of L-shaped structure: support bearing, slightly inclined touch surface and routing
(I) L-bracket: load bearing and center of gravity
The L-shaped bracket is composed of a metal structural part and a cold-rolled steel plate body. The weight of the micro-inclined touch panel and the pressing load during use are all accepted by the bracket as a whole. The whole machine is supported on the ground, the center of gravity is low and falls within the supporting surface. Even if it is leaned or frequently operated in a high passenger flow environment, it is not easy to shake or topple, and the structure has good stability for long-term use.
(II) micro-inclined touch surface: comfortable operation and anti-false touch
The touch panel of the L-type horizontal inquiry machine adopts a slightly inclined design instead of being completely horizontal: on the one hand, the wrist naturally droops during standing operation, and long-term inquiry is not easy to fatigue; On the other hand, the panel with an inclination angle can reduce the interference of dust accumulation and light reflection on the top, and also reduce the probability of false touch. Micro-inclined panel with capacitive touch scheme, finger or stylus can be accurately operated, click, slide response is consistent.
(III) Line Covert: Clean and Secure Deployment
The power cord, network cable and peripheral cables are stored in the L-shaped bracket and the wiring structure inside the body, and the cables are almost invisible outside. This not only makes it easier for equipment to pass acceptance in shopping malls, exhibition halls, service halls and other environments that require high space cleanliness, but also reduces the risk of personnel tripping and the probability of cable being pulled and damaged.
Measurement of (IV) structural stability (ex-factory quality control)
Stability is the core assessment item of horizontal form. Before leaving the factory, the factory will perform structural inspection on the product: simulate the daily use load such as leaning and pressing, check whether the connection between the bracket and the fuselage is loose, shaking or abnormal noise; at the same time, carry out packaging and transportation vibration simulation to confirm that the equipment is in good condition. The testing methods and acceptance criteria are provided by the factory’s quality control department, and the purchaser may request the corresponding test records on a project-by-project basis.
3.Appearance and Material Process
(I) material and surface treatment
The whole machine adopts the combination of cold-rolled steel plate (metal plastic spraying) and aluminum profile frame: the metal plastic spraying body provides strength and corrosion resistance, and the aluminum profile frame ensures the smoothness and texture of the appearance; The front of the touch panel is covered with tempered glass, which is wear-resistant and easy to clean. The whole machine provides three standard colors of black, white and silver, and can also be customized according to the requirements of the project.
(II) overall size and weight
The overall size of the 50-inch model is 1117.8 × 648 × 87.45mm, the net weight is 26.5kg, the gross weight is 30kg, and the packaging size is 1250 × 135 × 790mm. The size and weight of the whole machine are moderate, the center of gravity is stable after the ground is placed, and the deployment can be completed after unpacking.
(III) installation: L type bracket ground placement
The machine adopts the deployment form of L-shaped bracket placed on the ground: it can be put in place after unpacking, connected to the power supply and network, without wall construction and hanging bracket. It is suitable for indoor environment with sufficient ground space such as shopping malls, exhibition halls and service halls, and is also convenient for subsequent adjustment of points.
4.Core hardware parameters: 50 inch specifications
The following L-type inquiry machine parameters are subject to QUNMAO 50-inch L-type horizontal inquiry machine (QM-C50XJ-P), which is the core basis for the selection and scheme design stage.
(I) display parameters
| Parameter item | Parameter value |
|---|---|
| Screen size | 50 inches |
| Resolution | 1920 × 1080(FHD) |
| Perspective | 89°/89°/89°/89° |
| Contrast | 3000:1 |
| Display area | 1073.8 × 604mm(H×V) |
| Display ratio | 16:9 |
| Backlight mode | LED |
| Brightness | ≥300cd/m² |
| Refresh rate | 60Hz |
| Color | 16.7M(8-bit) |
(II) touch parameters
| Parameter item | Parameter value |
|---|---|
| Touch technology | Capacitive Touch (G G) |
| Touch Points | 8 PM |
| Touch mode | Finger/Stylus |
| Touch accuracy | ≤2mm |
| Service life | 60 million times |
| Drive method | Drive-free |
(III) Boards and Systems (Windows Version)
| Parameter item | Parameter value |
|---|---|
| Operating system | Windows 10 |
| Processor | Intel i5 (4th generation) |
| Memory | 8GB |
| Hard disk | 128GB SSD |
| Interface type | DC× 1 、 USB× 4, RJ 45 × 1, Audio× 1, VGA× 1, HDMI× 1 |
(IV) Android optional configuration
| Parameter item | Parameter value |
|---|---|
| Operating system | Android 13.0 |
| CPU | T972 quad-core A55 (main frequency up to 1.9GHz) |
| GPU | Mali-G31 |
| Memory | 2/4GB |
| Storage | 16/32GB |
| Interface | HDMI × 1(2.1,4K × 2K @ 60Hz input), USB × 2 |
| Audio interface | 3.5mm headphone hole × 1 |
| Network | 10M/100M Adaptive Ethernet × 1 |
| Wireless | WiFi(2.4G Single Band) Bluetooth 4.2 |
| 3G/4G | Optional |
(V) Electrical and Working Environment
| Parameter item | Parameter value |
|---|---|
| Rated voltage | AC110-220V |
| Standby power consumption | ≤ 1W |
| Rated power consumption | ≤ 95W |
| Operating temperature | 0℃~55℃ |
| Operating humidity | 10%RH~90%RH |
| Storage temperature | -5℃~60℃ |
| Applicable environment | Indoor |
(VI) 43 inch and 50 inch how to choose
This series is available in 43 inch and 50 inch sizes. This article takes the 50-inch model as the main specification. 43 inches is the optional size of the same series. The visual area of the screen, the size of the whole machine and the weight of the package are confirmed according to the specific configuration. When selecting the type, the corresponding specifications can be directly obtained from the manufacturer for parameter comparison.
5.Core selling points: stable and durable, beautiful line, scene adaptation
(IV) typical deployment cadence (empirical reference)
Take a commercial complex as an example: a number of 50-inch models are deployed in the elevator hall on the floor, the floor tour and activity information are uniformly released in the background, the equipment is switched on and off according to the business hours, and only routine cleaning and system inspection are required after it is put into use. This rhythm of "point planning-unified content-regular operation-routine maintenance" is a typical deployment framework for L-type horizontal query machines, according to which the purchaser can evaluate the deployment and operation and maintenance costs of the project.
6.Applicable Scenarios Quick View
The following scenarios are the high-frequency use environment of the L-type horizontal inquiry machine:
The common characteristics of these scenes are: mainly standing query, high passenger flow density, high requirements for equipment stability and space cleanliness, which exactly corresponds to the advantages of L-shaped structure.
7.Real Case: Landing Deployment of Guangdong Tianhong Shopping Mall
E-E-A-T · Real Project Deployment Reference
(I) project background
Guangdong over the rainbow Shopping Mall (shopping center format) deploys self-service inquiry equipment on floors and passages where passenger flow is concentrated, which is used for floor navigation, merchant information inquiry and mall activity guidance, so as to relieve the inquiry pressure of service desk and improve customers' independent inquiry experience.
(II) equipment and core parameters
The project adopts QUNMAO 50 "L-type horizontal inquiry machine (QM-C50XJ-P the same series):1920 × 1080 full HD IPS screen, G G capacitor 20-point touch control, Windows 10 system (Intel i5 / 8GB memory/128GB solid state disk), slightly inclined touch panel, and L-type bracket placed on the ground.
(III) number of deployments and points
The first batch of 20 units will be deployed to cover the main entrance of the mall, the elevator hall on each floor and the main access node, balancing the coverage of the moving line with the cost of deployment.
(IV) Scenario and Operation Mode
The query content is mainly floor tour, brand merchant location and recent activity information. The background releases the content in a unified way, and realizes synchronous management of the content of multiple devices through the installation of third-party software. The equipment is switched on and off according to the business hours and supports self-starting, thus reducing on-site manual intervention. The whole machine is placed on the ground and the cable goes inside, which is coordinated with the decoration style of the shopping mall.
(V) project feedback
After being put into use, customers can complete floor and merchant inquiries by themselves, and the inquiry pressure at the service desk is obviously reduced. The continuous operation of the equipment is stable, and the store side recognizes the standing operation experience of the slightly inclined touch panel and the cleanliness of the whole machine. At present, the project has been in accordance with the same program in the follow-up stores to promote replication deployment.
8.Function configuration and system capability
The L-type horizontal query machine takes information query as the core function, and the system capability is designed around the query scenario:
- Network access: support WiFi and Ethernet, optional 3G/4G, adapt to different store network environment;
- Software extension: support the installation of third-party software, pre-installed query system and customized interface according to the project;
- Boot strategy: support power-on self-start, one-key switch (with indicator light) and custom time switch, suitable for unattended scenes;
- Audio output: built-in dual-tweeter speakers, can be used to query guide tips and activity information broadcast;
- Peripheral support: support hot plug mouse and keyboard, easy to field maintenance and debugging;
- Multi-language: supports multi-language interface to meet the needs of foreign-related and multi-language scenarios.
9.Product Specification Sheet and Acceptance Criteria
(I) full spec sheet
| Parameter item | Parameter value |
|---|---|
| Brand | QUNMAO |
| Model | QM-C50XJ-P |
| Screen size | 50 inches |
| Resolution | 1920×1080 |
| Perspective | 89°/89°/89°/89° |
| Contrast | 3000:1 |
| Display area | 1073.8 × 604mm(H×V) |
| Display ratio | 16:9 |
| Backlight | LED |
| Brightness | ≥300cd/m² |
| Refresh rate | 60Hz |
| Color | 16.7M(8-bit) |
| Touch technology | Capacitive Touch (G G) |
| Touch Points | 8 PM |
| Touch mode | Finger/Stylus |
| Touch accuracy | ≤2mm |
| Touch life | 60 million times |
| Operating system | Windows 10(可选Android 13.0) |
| Processor | Intel i5 (4th generation) |
| Memory | 8GB |
| Hard disk | 128GB SSD |
| Interface | DC× 1 、 USB× 4, RJ 45 × 1, Audio× 1, VGA× 1, HDMI× 1 |
| Whole machine color | Black/White/Silver |
| Frame material | Aluminum profiles |
| Body material | Cold-rolled steel plate (metal spray) |
| Overall dimensions | 1117.8 × 648 × 87.45mm |
| Package dimensions | 1250 × 135 × 790mm |
| Net weight/gross weight | 26.5kg / 30kg |
| Installation method | L-type bracket ground placement |
| Rated voltage | AC110-220V |
| Standby power consumption | ≤ 1W |
| Rated power consumption | ≤ 95W |
| Operating temperature | 0℃~55℃ |
| Operating humidity | 10%RH~90%RH |
| Storage temperature | -5℃~60℃ |
| Applicable environment | Indoor |
| Packing list | Host × 1, power cord × 1, remote controller × 1, WiFi antenna × 1, warranty card × 1 |
(II) acceptance criteria
It is suggested that the purchaser should accept the goods item by item in the arrival and on-line stage according to the following list (the judgment standard is subject to the factory quality control):
- Appearance: The fuselage is free of scratches, color difference and paint damage, and the screen is free of cracks;
- Display: brightness, contrast, color display is normal, no splash screen, dead points do not exceed the standard;
- Touch: screen full-area touch response accurate, precision standards;
- Interface: USB, HDMI, VGA, RJ45, audio and other interface functions are normal;
- System: normal boot into the system, self-start, time switch machine function takes effect;
- Aging: passing the power-on aging test, and there is no abnormality in continuous operation.
(III) warranty and after-sales
The whole machine is guaranteed for 1 year, free maintenance for non-human damage during the warranty period, and the warranty card is attached with the box. The factory provides technical docking and after-sales response support. The purchaser may make an appointment to visit the factory or view the delivered case site to further verify the production capacity and product quality.
10.How to choose: L-type vs K-type vs vertical inquiry machine
(I) three morphological contrast
| Dimension | L-type horizontal inquiry machine | K-type horizontal query kiosk | vertical inquiry machine |
|---|---|---|---|
| structural morphology | L-shaped bracket micro-oblique touch panel | Integrated bevel structure | Floor column display |
| Operating experience | Standing close operation, wrist natural | Inclined surface anti-false touch, standing operation | The screen is eye-catching and visible from a distance. |
| Deployment method | L-type bracket ground placement | Ground/countertop deployment | Ground deployment |
| Route design | Cable inside, clean and hidden | Cable inside | Conventional routing |
| Typical Scene | Hospital, exhibition hall, office hall inquiry | Serious scenes such as hospitals and government affairs | Lobby, lobby conspicuous position |
(II) price composition logic
The price of the L-type horizontal inquiry machine is mainly composed of five parts: display screen (size and panel grade), touch scheme (capacitor G G), motherboard and system (Windows/Android), structure and process (metal material and surface treatment), certification and quality control cost. The input of different L-type horizontal inquiry machine manufacturers in certification and quality control will be directly reflected in the quotation. When purchasing in bulk, the purchase level has a significant impact on the cost of a single unit, and customized items (color matching, silk-screen LOGO, pre-installed software) are evaluated separately by project. It is recommended that the purchaser make an inquiry to the manufacturer in the form of "configuration list purchase quantity" to obtain a quotation scheme that can be compared horizontally, so as to avoid judging only by the price of a single unit.
(III) selection recommendations
To query-oriented, hope that the equipment into the space environment, give priority to the L-type horizontal query machine; Need an inclined plane integrated anti-miscontact structure, can be compared with the K-type horizontal query machine (see"K-type horizontal inquiry machine product details"); The screen needs to be eye-catching and assume the function of image display, which can be compared with vertical inquiry machines.
Eleven,FAQ: Most Concerned Before Ordering
How long will the Q1 delivery date be?
Routine configuration is scheduled according to order, and the specific delivery date is subject to commercial confirmation; bulk orders can be negotiated and delivered in batches.
How long is the Q2 warranty period?
The whole machine is guaranteed for 1 year, and non-human damage is free of charge during the warranty period. After-sales problems can be handled by contacting the manufacturer's technical support.
Is Q3 installation troublesome? Do you need professional construction?
No problem. This machine is placed on the ground with L-shaped bracket, which can be put in place after unpacking, connected to power supply and network, without wall construction and hanging bracket.
Q4 support Windows or Android? Can we install our own software?
Default Windows 10, optional Android 13.0; both systems support the installation of third-party software, you can pre-install your query system.
Q5 can customize the appearance, LOGO and boot interface?
Support. Body color, silk screen LOGO, pre-installed software and system interface can be customized according to the project.
Q6 What are the power and network requirements?
Power support AC110-220V; network support WiFi and Ethernet, optional 3G/4G.
Is Q7 touch durable? Is it suitable for high passenger flow environment?
G G capacitive touch, 20-point touch, accuracy ≤ 2mm, service life 60 million times, can meet the long-term use of high passenger flow.
Q8 Can you see the samples or visit the factory first?
Sure. The purchaser may make an appointment to visit the factory or go to the delivered case site to check the operation effect of the equipment.
Q9 bulk purchase price how to talk about?
The price is determined by the configuration (screen, touch, motherboard, structure, certification) and the purchase quantity. It is suggested to provide the configuration list and purchase quantity inquiry, and the manufacturer will quote according to the scheme.
Q10 support time switch machine, boot self-start?
Support power-on self-start, one-key switch machine and custom time switch machine, suitable for unattended scenes.
Conclusion
The L-type horizontal inquiry machine is a practical form of the indoor self-service terminal with "inquiry as the core": the L-type bracket brings stable support, the slightly inclined touch surface improves the operation experience, and the hidden routing makes the deployment cleaner. When selecting the model, it is recommended to combine the usage scenario, the operating population and the project budget, first clarify the configuration list, and then inquire from the manufacturer. If you need to know all the models and quotation schemes of L-type horizontal inquiry machine, please contact QUNMAO for one-to-one selection support.
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Release date: 2026-09-16
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