Dot-matrix liquid crystal display device

Abstract

The utility model relates to the technical field of liquid crystal display devices, and discloses a dot matrix type liquid crystal display device which comprises a liquid crystal display panel, a liquid crystal display screen, a dot matrix type liquid crystal panel and a connecting clamping groove. A dot matrix type liquid crystal panel is fixedly arranged at the right end of the liquid crystal display screen, a connecting clamping groove is fixedly formed in the upper end of the liquid crystal display panel, a contact panel is fixedly arranged at the upper end of the connecting clamping groove, and a movable clamping block is fixedly arranged at the upper end of the liquid crystal display panel. According to the dot-matrix type liquid crystal display device, the liquid crystal display device is improved, so that the fixing and protecting capability of the liquid crystal display device is improved, the liquid crystal display device can be quickly and conveniently fixed and installed according to needs in the actual use process of the liquid crystal display device, and the liquid crystal display device can be conveniently protected and used; and the fixing and protecting effects of the dot-matrix liquid crystal display device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid crystal display devices, in particular to a dot matrix liquid crystal display device. Background Art

[0002] Liquid crystal display is an active matrix liquid crystal display driven by thin film transistors. It mainly uses electric current to stimulate liquid crystal molecules to produce points, lines, and surfaces, and cooperates with the back light tubes to form the picture. IPS, TFT, and SLCD are all subcategories of LCD.

[0003] The prior art patent document CN218547179U discloses a liquid crystal display device, wherein a rivet post is matched and arranged in a first connecting through hole and a second connecting through hole, and a connecting screw passes through a third connecting through hole and is matched and connected with a connecting threaded hole, thereby setting a handle on a back plate, the first connecting through hole and the second connecting through hole are both cylindrical, the aperture of the first connecting through hole is equal to the aperture of the second connecting through hole, the connection and cooperation mode of the rivet post and the first connecting through hole is an interference fit, the connection and cooperation mode of the rivet post and the second connecting through hole is an interference fit, the upper surface of the rib is higher than the top surface of the rivet post, and a base is also included, the rivet post is arranged in the middle of the base, and the space between the rivet post and the side wall of the base is 1 / 4 of the rivet post. It is an annular groove, and the reinforcement sleeve is arranged in the annular groove. The bottom surface of the reinforcement sleeve is arranged against the bottom surface of the annular groove. The ratio of the width of the annular groove to the thickness of the reinforcement sleeve is 1.5. The connecting threaded hole extends downward into the base. The reinforcement sleeve is provided. The reinforcement sleeve is connected and arranged on the rib and is located on the lower side of the rib. A second connecting through hole is provided in the middle of the reinforcement sleeve. The first connecting through hole is connected to the second connecting through hole, and the second connecting through hole is arranged below the first connecting through hole. The rivet column is matched and arranged in the first connecting through hole and the second connecting through hole. The connecting screw passes through the third connecting through hole and is matched and connected with the connecting threaded hole, so that the handle is set on the back panel. In addition to being arranged in the ribs, the rivet posts are also arranged in the reinforcement sleeves, thereby effectively improving the connection strength and structural strength of the rivet posts, thereby improving the connection strength of the handle, ensuring the normal use of the liquid crystal display device, and being particularly suitable for large-size or extra-large-size liquid crystal display devices, with a wider range of applications. The reinforcement sleeve is arranged on the lower side of the ribs, which is located in the back panel and cannot be directly seen from the outside, ensuring the aesthetic appearance.

[0004] However, due to the poor fixing and protection capability of the liquid crystal display device in the prior art patent CN218547179U, the liquid crystal display device cannot be quickly and conveniently fixed and installed as needed during actual use of the liquid crystal display device, which is inconvenient for the protection of the liquid crystal display device and affects the fixing and protection effect of the liquid crystal display device. Utility Model Content

[0005] (1) Technical problems solved

[0006] The purpose of the present invention is to provide a dot matrix liquid crystal display device to solve the problem of poor fixing and protection capability of the liquid crystal display device mentioned in the above background art.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a dot matrix liquid crystal display device, which includes a liquid crystal display panel, a liquid crystal display screen, a dot matrix liquid crystal panel, a connecting card slot, a contact plate, a movable card block, a fixed frame, a fixed protrusion, an identification block, a mounting slot, a contact block, a reserved slot, a fixed button, a liquid crystal display housing, a fixing slot, a telescopic block, a fixed card block, a heat dissipation plate, a fixed tube and a signal interaction device, wherein the liquid crystal display screen is fixedly provided at the right end of the liquid crystal display panel, the dot matrix liquid crystal panel is fixedly provided at the right end of the liquid crystal display screen, the connecting card slot is fixedly provided at the upper end of the liquid crystal display panel, the contact plate is fixedly provided at the upper end of the connecting card slot, the movable card block is fixedly provided at the upper end of the liquid crystal display panel, the fixing frame is movably provided at the left end of the liquid crystal display panel, and the fixed protrusion is fixedly provided at the upper end inside the fixed frame.

[0009] Preferably, an identification block is fixedly provided at the right end of the fixed frame, and an installation groove is fixedly provided at the lower end inside the fixed frame. Through the improvement of the liquid crystal display device, the fixing protection capability of the liquid crystal display device is improved. During the actual use of the liquid crystal display device, the liquid crystal display device can be quickly and conveniently fixed and installed as needed, which facilitates the protective use of the liquid crystal display device and improves the fixing protection effect of the dot matrix liquid crystal display device.

[0010] Preferably, a contact block is fixedly provided at the upper end of the mounting groove, and a reserved groove is fixedly provided at the upper end of the fixed frame. By installing the LCD panel, LCD screen, and dot matrix LCD panel, the use of the dot matrix LCD device is facilitated. Then, by installing the connecting card slot and the contact plate, the connection and use of the dot matrix LCD device is facilitated. By installing the movable card block, the fixed connection between the LCD panel and the fixed frame is facilitated. Then, by installing the fixed protrusion and the identification block, the use of the LCD panel is facilitated.

[0011] Preferably, a fixed button is movably provided at the upper end of the reserved slot, and a liquid crystal display housing is fixedly provided at the left end of the fixed frame.

[0012] Preferably, a fixing groove is fixedly provided at the right end of the liquid crystal display housing, and a telescopic block is fixedly provided at the rear end inside the fixing groove. The installation of the mounting groove and the contact block improves the connection and fixing effect of the liquid crystal display panel and the liquid crystal display screen. Then, the installation of the reserved groove and the fixing button further improves the fixing effect of the dot matrix liquid crystal display device. Then, the installation of the liquid crystal display housing and the fixing groove facilitates the fixed connection of the fixing frame and the fixing protrusion, thereby further improving the protection effect of the dot matrix liquid crystal display device. Then, the installation of the telescopic block and the fixing card block facilitates the fixed connection of the fixing frame. Then, the installation of the fixing tube and the signal interaction device improves the signal interaction effect of the dot matrix liquid crystal display device.

[0013] Preferably, a fixed clamping block is fixedly provided at the front end of the telescopic block, and a heat dissipation plate is fixedly provided at the front end of the liquid crystal display housing.

[0014] Preferably, a fixing cylinder is fixedly provided on the upper end of the liquid crystal display housing, and a signal interaction device is fixedly provided on the upper end of the fixing cylinder.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] 1. This dot-matrix liquid crystal display device improves the fixing and protection capabilities of the liquid crystal display device through improvements to the liquid crystal display device. During actual use of the liquid crystal display device, the liquid crystal display device can be quickly and conveniently fixed and installed as needed, facilitating the protective use of the liquid crystal display device and improving the fixing and protection effects of the dot-matrix liquid crystal display device.

[0017] 2. The dot-matrix liquid crystal display device facilitates the use of the dot-matrix liquid crystal display device by installing the liquid crystal display panel, liquid crystal display screen, and dot-matrix liquid crystal panel. Furthermore, the connection and use of the dot-matrix liquid crystal display device are facilitated by installing the connecting card slot and the contact plate. Furthermore, the fixed connection between the liquid crystal display panel and the fixed frame is facilitated by installing the movable card block. Finally, the use of the liquid crystal display panel is facilitated by installing the fixing protrusion and the identification block.

[0018] 3. The dot-matrix liquid crystal display device improves the connection and fixing effect of the liquid crystal display panel and the liquid crystal display screen by installing the mounting grooves and contact blocks. The fixing effect of the dot-matrix liquid crystal display device is further improved by installing the reserved grooves and fixed buttons. The fixed connection of the fixed frame and the fixed protrusion is facilitated by installing the liquid crystal display housing and the fixed grooves, thereby further improving the protective effect of the dot-matrix liquid crystal display device. The fixed connection of the fixed frame is facilitated by installing the telescopic block and the fixed card block. The signal interaction effect of the dot-matrix liquid crystal display device is improved by installing the fixed tube and the signal interaction device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the liquid crystal display panel of the utility model;

[0021] Figure 3 This is a schematic diagram of the fixed frame structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the liquid crystal display housing of the present utility model.

[0023] In the figure: 1. LCD panel; 2. LCD screen; 3. Dot-matrix LCD panel; 4. Connecting card slot; 5. Contact plate; 6. Movable card block; 7. Fixed frame; 8. Fixed protrusion; 9. Identification block; 10. Mounting slot; 11. Contact block; 12. Reserved slot; 13. Fixed button; 14. LCD housing; 15. Fixed slot; 16. Telescopic block; 17. Fixed card block; 18. Heat sink; 19. Fixed cylinder; 20. Signal interaction device. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1-Figure 4 The utility model provides a technical solution: a dot matrix liquid crystal display device, which includes a liquid crystal display panel 1, a liquid crystal display screen 2, a dot matrix liquid crystal panel 3, a connecting card slot 4, a contact plate 5, a movable card block 6, a fixed frame 7, a fixed protrusion 8, an identification block 9, an installation slot 10, a contact block 11, a reserved slot 12, a fixed button 13, a liquid crystal display housing 14, a fixing slot 15, a telescopic block 16, a fixed card block 17, a heat dissipation plate 18, a fixing cylinder 19 and a signal interaction device 20. The liquid crystal display screen 2 is fixedly provided at the right end of the liquid crystal display panel 1, the dot matrix liquid crystal panel 3 is fixedly provided at the right end of the liquid crystal display screen 2, the connecting card slot 4 is fixedly provided at the upper end of the liquid crystal display panel 1, the contact plate 5 is fixedly provided at the upper end of the connecting card slot 4, the movable card block 6 is fixedly provided at the upper end of the liquid crystal display panel 1, the fixing frame 7 is movably provided at the left end of the liquid crystal display panel 1, and the fixed protrusion 8 is fixedly provided at the upper end inside the fixed frame 7.

[0026] An identification block 9 is fixedly provided at the right end of the fixed frame 7, a mounting groove 10 is fixedly provided at the lower end inside the fixed frame 7, a contact block 11 is fixedly provided at the upper end of the mounting groove 10, a reserved groove 12 is fixedly provided at the upper end of the fixed frame 7, a fixed button 13 is movably provided at the upper end of the reserved groove 12, and a liquid crystal display housing 14 is fixedly provided at the left end of the fixed frame 7. The installed liquid crystal display panel 1, liquid crystal display screen 2, and dot matrix liquid crystal panel 3 facilitate the use of the dot matrix liquid crystal display device, and then the installation of the connecting card slot 4 and the contact plate 5 facilitates the connection and use of the dot matrix liquid crystal display device. The installation of the movable card block 6 facilitates the fixed connection between the liquid crystal display panel 1 and the fixed frame 7, and then the installation of the fixed protrusion 8 and the identification block 9 facilitates the use of the liquid crystal display panel 1.

[0027] A fixing groove 15 is fixedly provided at the right end of the liquid crystal display housing 14, a telescopic block 16 is fixedly provided at the rear end inside the fixing groove 15, a fixed card block 17 is fixedly provided at the front end of the telescopic block 16, a heat dissipation plate 18 is fixedly provided at the front end of the liquid crystal display housing 14, a fixing cylinder 19 is fixedly provided at the upper end of the liquid crystal display housing 14, and a signal interaction device 20 is fixedly provided at the upper end of the fixing cylinder 19. By installing the mounting groove 10 and the contact block 11, the connection and fixing effect of the liquid crystal display panel 1 and the liquid crystal display screen 2 is improved. Then, by installing the reserved groove 12 and the fixing button 13, the fixing effect of the dot matrix liquid crystal display device is further improved. Then, by installing the liquid crystal display housing 14 and the fixing groove 15, the fixed connection of the fixing frame 7 and the fixing protrusion 8 is facilitated, thereby further improving the protection effect of the dot matrix liquid crystal display device. Then, by installing the telescopic block 16 and the fixing card block 17, the fixed connection of the fixing frame 7 is facilitated. Then, by installing the fixing cylinder 19 and the signal interaction device 20, the signal interaction effect of the dot matrix liquid crystal display device is improved.

[0028] Working principle: By installing the LCD panel 1, LCD screen 2, and dot matrix LCD panel 3, the use of the dot matrix LCD device is facilitated. Then, by installing the connecting card slot 4 and the contact plate 5, the connection and use of the dot matrix LCD device is facilitated. Then, by installing the movable card block 6, the fixed connection between the LCD panel 1 and the fixed frame 7 is facilitated. Then, by installing the fixing protrusion 8 and the identification block 9, the use of the LCD panel 1 is facilitated. Then, by installing the mounting slot 10 and the contact block 11, the connection between the LCD panel 1 and the LCD screen 2 is improved. The fixing effect is achieved, and then the fixing effect of the dot matrix liquid crystal display device is further improved by installing the reserved groove 12 and the fixed button 13. Then, the fixing connection of the fixed frame 7 and the fixed protrusion 8 is facilitated by installing the liquid crystal display housing 14 and the fixing groove 15, which further improves the protection effect of the dot matrix liquid crystal display device. Then, the fixing connection of the fixed frame 7 is facilitated by installing the telescopic block 16 and the fixed card block 17. Then, the signal interaction effect of the dot matrix liquid crystal display device is improved by installing the fixing tube 19 and the signal interaction device 20.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Simple modifications or equivalent replacements of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A dot-matrix liquid crystal display device, comprising a liquid crystal display panel (1), a liquid crystal display screen (2), a dot-matrix liquid crystal panel (3), a connecting card slot (4), a contact plate (5) and a movable card block (6), characterized in that: The right end of the liquid crystal display panel (1) is fixedly provided with a liquid crystal display screen (2), the right end of the liquid crystal display screen (2) is fixedly provided with a dot matrix liquid crystal panel (3), the upper end of the liquid crystal display panel (1) is fixedly provided with a connection slot (4), the upper end of the connection slot (4) is fixedly provided with a contact plate (5), the upper end of the liquid crystal display panel (1) is fixedly provided with a movable card block (6), the left end of the liquid crystal display panel (1) is movably provided with a fixed frame (7), and the upper end of the interior of the fixed frame (7) is fixedly provided with a fixed protrusion (8).

2. A dot matrix liquid crystal display device according to claim 1, characterized in that: An identification block (9) is fixedly provided at the right end of the fixed frame (7), and a mounting groove (10) is fixedly provided at the lower end inside the fixed frame (7).

3. A dot matrix liquid crystal display device according to claim 2, characterized in that: A contact block (11) is fixedly provided at the upper end of the installation groove (10), and a reserved groove (12) is fixedly provided at the upper end of the fixing frame (7).

4. A dot matrix liquid crystal display device according to claim 3, characterized in that: A fixed button (13) is movably provided at the upper end of the reserved slot (12), and a liquid crystal display housing (14) is fixedly provided at the left end of the fixed frame (7).

5. The dot matrix liquid crystal display device according to claim 4, wherein: A fixing groove (15) is fixedly provided at the right end of the liquid crystal display housing (14), and a telescopic block (16) is fixedly provided at the rear end inside the fixing groove (15).

6. The dot matrix liquid crystal display device according to claim 5, wherein: A fixed clamping block (17) is fixedly provided at the front end of the telescopic block (16), and a heat dissipation plate (18) is fixedly provided at the front end of the liquid crystal display housing (14).

7. The dot matrix liquid crystal display device according to claim 6, wherein: A fixing cylinder (19) is fixedly provided at the upper end of the liquid crystal display housing (14), and a signal interaction device (20) is fixedly provided at the upper end of the fixing cylinder (19).

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