Fast-assembly type vehicle-mounted dot matrix liquid crystal screen

Abstract

The utility model relates to the technical field of liquid crystal screens, in particular to a fast-assembly type vehicle-mounted dot matrix liquid crystal screen which comprises a liquid crystal screen body used for displaying characters and picture information, a support used for fixing the liquid crystal screen body and an installation assembly used for fixing the progress of the support. A mounting assembly composed of plates and bolts is arranged on the outer side of the support, fixing blocks are fixedly connected to the upper side and the lower side of the liquid crystal screen body, a fixing assembly is arranged on one side of each fixing block and comprises a pull block, a moving rod, a spring and a clamping block, the spring is arranged on the outer side of the moving rod, and the pull block is fixedly connected to a top plate of the moving rod. According to the liquid crystal display screen, the fixing assembly is arranged on the outer side of the liquid crystal display screen body, so that the liquid crystal display screen body can be connected with the support more rapidly and conveniently, and the positioning assembly is arranged, so that the liquid crystal display screen has a positioning effect before installation, and meanwhile, the liquid crystal display screen has a certain fixing effect.

Description

Technical Field

[0001] This utility model relates to the field of LCD screen technology, specifically a quick-install vehicle-mounted dot matrix LCD screen. Background Technology

[0002] A vehicle-mounted dot-matrix LCD screen is a display device installed in a vehicle. It is manufactured using a dedicated power supply, control card, and unit board. It displays text, pictures, animations, videos, etc. by lighting up and turning on the dot matrix. It is an independent LED vehicle-mounted display system that has emerged with the rapid development of LED displays. It has advantages such as good stability, anti-interference, vibration resistance, and dust resistance.

[0003] When using a vehicle-mounted dot-matrix LCD screen, it is usually mounted on the bracket surface using several bolts, and then the bracket and LCD screen are placed in a suitable position inside or outside the car. Since the bolts need to be removed and installed with the help of tools such as screwdrivers, the process of removing and installing them is cumbersome. Therefore, a quick-installation vehicle-mounted dot-matrix LCD screen is proposed to address the above problems. Utility Model Content

[0004] The purpose of this invention is to provide a quick-install vehicle-mounted dot-matrix LCD screen to solve the problem of cumbersome disassembly and assembly process of LCD screens installed by bolts.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A quick-install vehicle-mounted dot-matrix LCD screen includes an LCD screen body for displaying text and image information, a bracket for fixing the LCD screen body, and an installation component for fixing the bracket. The LCD screen body has a frame-shaped bracket on its outer side, and the bracket has an installation component consisting of plates and bolts on its outer side. Fixing blocks are fixedly connected to the upper and lower sides of the LCD screen body. A fixing component is provided on one side of each fixing block, and the fixing component includes a pull block, a moving rod, a spring, and a locking block. A first groove is formed in the fixing block of the upper half of the LCD screen body. A moving rod is slidably connected to the first groove in the fixing block of the upper half of the LCD screen body. A spring is provided on the outer side of the moving rod. A pull block is fixedly connected to the top plate of the moving rod, and a locking block is fixedly connected below the pull block. A positioning component is provided on the rear side of the fixing block of the lower half of the LCD screen body. The positioning component includes a positioning block and a spring. A positioning block is fixedly connected to the rear side of the fixing block of the lower half of the LCD screen body, and a spring is fixedly connected to the recess of the positioning block. A second groove with one side protruding is formed in the lower half of the bracket.

[0007] Preferably, the top of the bracket is recessed, and the recessed part of the top of the bracket fits tightly against the card block.

[0008] Preferably, the spring is disposed between the protrusion of the moving rod and the inner wall of the first groove opened in the fixing block of the upper half of the LCD screen body, and the fixing blocks are disposed in groups of four on the front side of the bracket.

[0009] Preferably, the lower half of the bracket has a second groove in which a positioning block fits tightly, and the protrusion of the second groove in the lower half of the bracket fits tightly with the protrusion of the spring.

[0010] Preferably, a buffer layer is fixedly connected to the outer side of the LCD screen body, and the buffer layer has a number of holes, with elastic blocks provided in the holes of the buffer layer.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] In this utility model, the LCD screen body, bracket, mounting component, fixing component, pull block, moving rod, spring, locking block, first groove, and fixing block are configured. The user can hold the pull block and move the locking block and moving rod simultaneously upwards. Then, the locking block is aligned with the recess at the top of the bracket, and the pull block is released to allow the locking block to insert into the recess, thus easily fixing the LCD screen body. Through the positioning component, positioning block, spring, and second groove, the positioning block is inserted into the second groove, and the spring increases the stability after insertion. At this time, in conjunction with the fixing component, the LCD screen body is quickly installed. Compared with the cumbersome process of bolt installation, this installation method is simpler and faster. Through the buffer layer and elastic block, the LCD screen body has a buffering effect after being placed in the bracket, protecting the edges of the LCD screen body from damage. The elastic block increases the elasticity of the buffer layer. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the main assembly structure of the LCD screen of this utility model;

[0015] Figure 3 This is a schematic cross-sectional view of the bracket structure of this utility model;

[0016] Figure 4 This utility model Figure 3 A schematic diagram of the structure at point A;

[0017] Figure 5 This utility model Figure 3 A schematic diagram of the structure at point B;

[0018] Figure 6 This is a schematic cross-sectional view of the buffer layer structure of this utility model;

[0019] Figure 7 This utility model Figure 6 A schematic diagram of the structure at point C.

[0020] In the diagram: 1. LCD screen body; 2. Bracket; 3. Mounting component; 4. Fixing component; 41. Pull block; 42. Moving rod; 43. Spring; 44. Locking block; 5. First groove; 6. Positioning component; 61. Positioning block; 62. Spring; 7. Second groove; 8. Buffer layer; 9. Elastic block; 10. Fixing block. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the exemplary embodiments according to this application. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Furthermore, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0023] Furthermore, it should be noted that the use of terms such as "first" and "second" to define components is merely for the purpose of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore should not be construed as limiting the scope of protection of this invention.

[0024] Please see Figure 1-7 This utility model provides a technical solution:

[0025] A quick-install vehicle-mounted dot-matrix LCD screen includes an LCD screen body 1 for displaying text and image information, a bracket 2 for fixing the LCD screen body 1, and an installation component 3 for fixing the bracket 2. The LCD screen body 1 has a frame-shaped bracket 2 on its outer side, and the installation component 3, composed of plates and bolts, is located on the outer side of the bracket 2. Fixing blocks 10 are fixedly connected to the upper and lower sides of the LCD screen body 1. A fixing component 4 is located on one side of each fixing block 10. The fixing component 4 includes a pull block 41, a moving rod 42, a spring 43, and a locking block 44. A first groove 5 is formed in the fixing block 10 in the upper half of the LCD screen body 1. The moving rod 42 is slidably connected to the first groove 5 in the fixing block 10 in the upper half of the LCD screen body 1. A spring 43 is provided on the outside of the moving rod 42. A pull block 41 is fixedly connected to the top plate of the moving rod 42. A locking block 44 is fixedly connected below the pull block 41. A positioning component 6 is provided on the rear side of the fixing block 10 of the lower half of the LCD screen body 1. The positioning component 6 includes a positioning block 61 and a spring 62. The positioning block 61 is fixedly connected to the rear side of the fixing block 10 of the lower half of the LCD screen body 1. A spring 62 is fixedly connected to the recess of the positioning block 61. A second groove 7 with one side protruding is opened in the lower half of the bracket 2. The fixing component 4 provided on the outside of the LCD screen body 1 makes it easier and faster to connect to the bracket 2. The positioning component 6 provides a positioning effect before installation and also has a certain fixing effect.

[0026] The top of the bracket 2 is recessed, and the recessed part of the top of the bracket 2 fits tightly with the locking block 44, which facilitates the fixing of the locking block 44. The spring 43 is set between the protrusion of the moving rod 42 and the inner wall of the first groove 5 opened in the fixing block 10 of the upper half of the LCD screen body 1. The four fixing blocks 10 are set in a group on the front side of the bracket 2, which facilitates the fixing of the fixing component 4. The lower half of the bracket 2 has a second groove 7 in which a positioning block 61 fits tightly. The protrusion of the second groove 7 in the lower half of the bracket 2 fits tightly with the protrusion of the spring 62, so that the positioning block 61 has a fixing effect after being inserted. A buffer layer 8 is fixedly connected to the outside of the LCD screen body 1. The buffer layer 8 has several holes. The holes of the buffer layer 8 are provided with elastic blocks 9, so that the LCD screen body 1 has a buffering effect after installation.

[0027] Workflow: When using the quick-install vehicle-mounted dot-matrix LCD screen, first place the LCD screen body 1 in a suitable position and effectively connect it with the bracket 2. The user moves the pull block 41 on the top of the LCD screen body 1 upwards. After moving it to a suitable position, align the positioning block 61 with the second groove 7 of the bracket 2 and insert it. Since the recess of the positioning block 61 is equipped with a spring 62, one side of the spring 62 protrudes from the positioning block 61, and one side of the second groove 7 has an arc-shaped protrusion, after insertion, the spring 62 abuts against the arc-shaped protrusion of the second groove 7, simply fixing the lower half of the LCD screen body 1. At this time, the buffer layer 8 on the outside of the LCD screen body 1 is tightly attached to the inside of the bracket 2, and the fixing block 1... All 0 are tightly fitted to the front side of the bracket 2. When the user releases the pull block 41, the moving rod 42 falls into the first groove 5 opened in the upper part of the fixing block 10 under the action of the spring 43. Since the bottom of the pull block 41 is fixedly connected to the locking block 44, the locking block 44 is driven to fall into the recess at the top of the bracket 2 to further fix the LCD screen body 1. Then the bracket 2 and the LCD screen body 1 are installed in a suitable position inside or outside the car through the mounting component 3. The fixing component 4 set on the outside of the LCD screen body 1 makes it easier and faster to connect to the bracket 2. The positioning component 6 set on it has a positioning effect before installation and also has a certain fixing effect.

[0028] Contents not described in detail in this specification are existing technologies known to those skilled in the art. Standard parts used in this invention can all be purchased commercially, and irregularly shaped parts can be custom-made according to the description and drawings. The specific connection methods for each part all employ conventional methods such as bolts, rivets, and welding, which are already mature technologies. The machinery, parts, and equipment all use conventional models from the prior art, and the circuit connections also employ conventional connection methods from the prior art, which will not be detailed here.

[0029] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A quick-install vehicle-mounted dot-matrix LCD screen, comprising an LCD screen body (1) for displaying text and image information, a bracket (2) for fixing the LCD screen body (1), and a mounting assembly (3) for fixing the bracket (2) at an incline, characterized in that: The main body (1) of the LCD screen is provided with a frame-shaped bracket (2) on the outside. The bracket (2) is provided with an installation assembly (3) consisting of plates and bolts on the outside. The main body (1) of the LCD screen is fixedly connected to the upper and lower sides with fixing blocks (10). The fixing block (10) is provided with a fixing assembly (4) on one side. The fixing assembly (4) includes a pull block (41), a moving rod (42), a spring (43), and a locking block (44). The upper half of the fixing block (10) of the LCD screen is provided with a first groove (5). The moving rod (42) is slidably connected in the first groove (5) of the upper half of the fixing block (10) of the LCD screen. 2) A spring (43) is provided on the outside of the moving rod (42). A pull block (41) is fixedly connected to the top plate of the moving rod (42). A locking block (44) is fixedly connected below the pull block (41). A positioning component (6) is provided on the rear side of the fixing block (10) of the lower half of the LCD screen body (1). The positioning component (6) includes a positioning block (61) and a spring (62). A positioning block (61) is fixedly connected to the rear side of the fixing block (10) of the lower half of the LCD screen body (1). A spring (62) is fixedly connected to the recess of the positioning block (61). A second groove (7) with one side protruding is opened in the lower half of the bracket (2).

2. The quick-installation vehicle-mounted dot-matrix LCD screen according to claim 1, characterized in that: The top of the bracket (2) is recessed, and the recessed part of the top of the bracket (2) fits tightly with the card block (44).

3. The quick-installation vehicle-mounted dot-matrix LCD screen according to claim 1, characterized in that: The spring (43) is located between the protrusion of the moving rod (42) and the inner wall of the first groove (5) opened in the fixing block (10) of the upper half of the LCD screen body (1). The fixing blocks (10) are arranged in groups of four on the front side of the bracket (2).

4. The quick-installation vehicle-mounted dot-matrix LCD screen according to claim 1, characterized in that: The lower half of the bracket (2) has a second groove (7) in which a positioning block (61) fits tightly. The protrusion of the second groove (7) in the lower half of the bracket (2) fits tightly with the protrusion of the spring (62).

5. A quick-install vehicle-mounted dot-matrix LCD screen according to claim 1, characterized in that: A buffer layer (8) is fixedly connected to the outside of the main body (1) of the LCD screen. The buffer layer (8) has several holes, and elastic blocks (9) are provided in the holes of the buffer layer (8).

Images