CN221056918U

CN221056918U - Explosion-proof touch screen

Info

Publication number: CN221056918U
Application number: CN202321838177.XU
Authority: CN
Inventors: 伊方杰
Original assignee: Shenzhen Jiazhong Electronic Co ltd
Current assignee: Shenzhen Jiazhong Electronic Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-05-31
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to the technical field of touch screens, and provides an explosion-proof touch screen which comprises a first frame, a second frame, an explosion-proof film, a touch screen and a fast assembly component, wherein through grooves are respectively formed in two sides of the top of the first frame, first through holes are respectively formed in two sides of the second frame, the bottom ends of the first through holes are vertically communicated with second through holes, the fast assembly component is arranged between the two sides of the first frame and the two sides of the second frame, the fast assembly component comprises a poking plate, a circular plate, a connecting rod, a triangular clamping groove, a clamping pin, a groove, a first spring and a second spring, the bottom end of the poking plate is fixed with the circular plate, the circular plate is placed in the through grooves, the connecting rod is fixed at the bottom end of the circular plate, the bottom end of the connecting rod is led into the inner bottom of the first through holes, and the touch screen comprises a polarizing layer, a sealing layer, a conducting layer, a substrate layer, a liquid crystal layer and a heat dissipation layer. The utility model has rapid installation and is convenient for workers to replace or overhaul the touch screen.

Description

Explosion-proof touch screen

Technical Field

The utility model relates to the technical field of touch screens, in particular to an explosion-proof touch screen.

Background

The explosion-proof touch screen can effectively prevent the glass panel from being broken and scattered due to careless impact of equipment, reduces hidden damage of the glass panel, is also called as a touch screen and a touch panel, and is an induction type liquid crystal display device capable of receiving input signals such as a contact.

The prior art patent (CN 212515731U) discloses a novel explosion-proof touch screen, including touch screen body and cover setting at the frame main part in the touch screen body outside, the frame main part includes preceding frame and back frame, pass through connecting bolt seal between preceding frame and the back frame and fix. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: most of the existing touch screens are provided with an explosion-proof membrane in front of the touch screen to prevent the touch screen from being damaged by external force in the using process, most of the existing explosion-proof membranes are fixed by a selection bolt in the installing process, and the installation and maintenance are inconvenient.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model aims to provide an explosion-proof touch screen so as to solve the problems in the prior art.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows: the explosion-proof touch screen comprises a first frame, a second frame, an explosion-proof film, a touch screen and a fast assembly, wherein through grooves are respectively formed in two sides of the top of the first frame, first through holes are respectively formed in two sides of the second frame, second through holes are vertically communicated with the bottom ends of the first through holes, and the fast assembly is arranged between the two sides of the first frame and the two sides of the second frame;

The quick assembly comprises a poking plate, a circular plate, connecting rods, triangular clamping grooves, clamping pins, grooves, first springs and second springs, wherein the circular plate is fixed at the bottom end of the poking plate and is placed in the through grooves, the connecting rods are fixed at the bottom ends of the circular plate, the bottom ends of the connecting rods are led into the bottoms of the first through holes, the triangular clamping grooves are respectively formed in the bottoms of the two sides of the connecting rods, the clamping pins are symmetrically arranged on the two sides of the second through holes respectively, the other ends of the clamping pins are provided with the grooves, the first springs are connected between the inner walls of the grooves and one end of each second through hole, and the second springs are sleeved on the connecting rods in the through grooves;

The touch screen comprises a polarizing layer, a sealing layer, a conducting layer, a substrate layer, a liquid crystal layer and a heat dissipation layer, wherein the polarizing layer, the sealing layer, the conducting layer, the substrate layer, the liquid crystal layer and the heat dissipation layer are sequentially overlapped from top to bottom.

Preferably, an explosion-proof film is fixed in the first frame, and a touch screen is fixed in the second frame.

Preferably, one end of the bayonet lock is an inclined plane.

Preferably, the inclined surface end of the bayonet lock is led into the triangular bayonet groove.

Preferably, the inclined surface end of the bayonet lock is matched with the shape and the size of the triangular bayonet lock.

Preferably, the polarizing layer is an iodine polarizer.

Preferably, the heat dissipation layer is made of an insulating and heat conducting material.

The beneficial effects of the utility model are as follows: through the fast-assembling subassembly that sets up, after first frame and the second frame stack, the connecting rod aligns first through-hole, then push down and dial board and plectrum for the connecting rod bottom lets in first through-hole bottom, then the bayonet lock is in the triangle draw-in groove under the effect of first spring elasticity, the inclined plane of triangle draw-in groove is at the horizontal plane top, so be difficult to pull out dial board and plectrum upwards, when needing to dismantle, only need rotate and dial the board, in the synchronous in-process of rotating of connecting rod, the bayonet lock is extruded the triangle draw-in groove, then dial board and plectrum upwards bounce under the effect of the elasticity of second spring, the installation is rapid, and the convenience staff changes or overhauls the touch-sensitive screen; through the polarizing layer that sets up to what adopt is iodine polaroid, it can be effectual filters the ultraviolet ray, guarantee simultaneously that the product finally has sufficient luminousness, do not influence normal demonstration and use experience, carry out effectual isolation through the basic component that the sealing layer will satisfy the electrical property demand, the oxidation of the basic component that slows down to a certain extent, and then effectively prolong touch-sensitive screen's life, further set up the heat dissipation layer behind the liquid crystal layer, and then can in time effectually derive the heat that produces in the screen use, avoid the excessive accumulation of heat to influence the normal use of screen.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a touch screen according to the present utility model;

Reference numerals illustrate:

1. A first frame; 2. a second frame; 3. an explosion-proof membrane; 4. a touch screen; 5. a through groove; 6. a first through hole; 7. a second through hole; 8. a poking plate; 9. a circular plate; 10. a connecting rod; 11. triangular clamping grooves; 12. a bayonet lock; 13. a groove; 14. a first spring; 15. a second spring; 16. a polarizing layer; 17. a sealing layer; 18. a conductive layer; 19. a substrate layer; 20. a liquid crystal layer; 21. and a heat dissipation layer.

Detailed Description

The present utility model will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the utility model. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the utility model.

Example 1:

Referring to fig. 1-2 of the specification, the utility model provides an explosion-proof touch screen, which comprises a first frame 1, a second frame 2, an explosion-proof membrane 3, a touch screen 4 and a fast assembly, wherein the explosion-proof membrane 3 is fixed in the first frame 1, the touch screen 4 is fixed in the second frame 2, through grooves 5 are respectively formed in two sides of the top of the first frame 1, first through holes 6 are respectively formed in two sides of the second frame 2, the bottom ends of the first through holes 6 are vertically communicated with second through holes 7, and the fast assembly is arranged between the two sides of the first frame 1 and the second frame 2;

In this embodiment, the fast-assembling assembly includes pulling plate 8, circular plate 9, connecting rod 10, triangular clamping groove 11, bayonet lock 12, recess 13, first spring 14 and second spring 15, pulling plate 8 bottom is fixed with circular plate 9, circular plate 9 is placed in through groove 5, circular plate 9 and through groove 5 shape size looks adaptation, after the complete assembly, pulling plate 8 and circular plate 9 are placed in through groove 5, help the outward appearance to be beautiful;

Wherein, the bottom end of the circular plate 9 is fixed with a connecting rod 10, the bottom end of the connecting rod 10 is led into the inner bottom of the first through hole 6, the bottoms of the two sides of the connecting rod 10 are respectively provided with a triangular clamping groove 11, the inclined surface of the triangular clamping groove 11 is arranged at the top, when the connecting rod 10 is led in, the clamping pin 12 can firstly move to the two sides and then is clamped into the triangular clamping groove 11, and can not be directly pulled out upwards;

The two sides of the second through hole 7 are symmetrically provided with clamping pins 12 respectively, the other end of each clamping pin 12 is provided with a groove 13, a first spring 14 is connected between the inner wall of one end of each second through hole 7 and the inner wall of each groove 13, and the first springs 14 provide elasticity for the clamping pins 12;

Wherein, the connecting rod 10 in the through groove 5 is sleeved with a second spring 15, and the second spring 15 conveniently ejects the poking plate 8 and the circular plate 9.

Wherein, after first frame 1 and the stack of second frame 2, connecting rod 10 aligns first through-hole 6, then pushes down and dial board 8 and plectrum 9 for connecting rod 10 bottom lets in first through-hole 6 bottom, then bayonet lock 12 spring into triangle draw-in groove 11 under the effect of first spring 14 elasticity, and the inclined plane of triangle draw-in groove 11 is at the horizontal plane top, so be difficult to upwards pull out dial board 8 and plectrum 9, can install fast.

Wherein, bayonet lock 12 one end is the inclined plane, and the inclined plane end of bayonet lock 12 lets in triangle draw-in groove 11, and the inclined plane end of bayonet lock 12 and the shape size looks adaptation of triangle draw-in groove 11, convenient joint.

Example 2:

Referring to fig. 1-3 of the specification, the utility model provides an explosion-proof touch screen, which comprises a first frame 1, a second frame 2, an explosion-proof membrane 3, a touch screen 4 and a fast assembly, wherein the explosion-proof membrane 3 is fixed in the first frame 1, the touch screen 4 is fixed in the second frame 2, through grooves 5 are respectively formed in two sides of the top of the first frame 1, first through holes 6 are respectively formed in two sides of the second frame 2, the bottom ends of the first through holes 6 are vertically communicated with second through holes 7, and the fast assembly is arranged between the two sides of the first frame 1 and the second frame 2;

In this embodiment, the touch screen 4 includes a polarizing layer 16, a sealing layer 17, a conductive layer 18, a substrate layer 19, a liquid crystal layer 20 and a heat dissipation layer 21, and the polarizing layer 16, the sealing layer 17, the conductive layer 18, the substrate layer 19, the liquid crystal layer 20 and the heat dissipation layer 21 are sequentially stacked on the touch screen 4 from top to bottom, and the liquid crystal layer 20 is a liquid crystal display.

The polarizing layer 16 is an iodine polarizer, which can effectively filter ultraviolet light, and ensure that the product has enough light transmittance finally, and normal display and use experience is not affected.

The heat dissipation layer 21 is made of an insulating heat-conducting material, so that heat generated in the use process of the screen can be effectively conducted out in time, and the phenomenon that the normal use of the screen is affected by excessive accumulation of the heat is avoided.

When the touch screen is used, after the first frame 1 and the second frame 2 are overlapped through the arranged quick assembly components, the connecting rod 10 is aligned with the first through hole 6, then the poking plate 8 and the circular plate 9 are downwards pressed, the bottom end of the connecting rod 10 is led into the bottom end of the first through hole 6, then the clamping pin 12 is sprung into the triangular clamping groove 11 under the action of the elastic force of the first spring 14, the inclined surface of the triangular clamping groove 11 is arranged at the top of the horizontal plane, so that the poking plate 8 and the circular plate 9 are difficult to pull out upwards, when the touch screen is required to be disassembled, only the poking plate 8 is required to be rotated, in the synchronous rotation process of the connecting rod 10, the clamping pin 12 is extruded out of the triangular clamping groove 11, then the poking plate 8 and the circular plate 9 are sprung upwards under the action of the elastic force of the second spring 15, the touch screen is rapid to be installed, and workers can conveniently replace or overhaul the touch screen; through the polarizing layer 16 that sets up to what adopted is iodine polaroid, it can be effectual filters the ultraviolet ray, guarantee simultaneously that the product finally has sufficient luminousness, do not influence normal demonstration and use experience, carry out effectual isolation through the basis component that sealing layer 17 will satisfy the electrical property demand, the oxidation of the basis component that slows down to a certain extent, and then effectively prolong the life of touch-sensitive screen, further set up heat dissipation layer 21 behind liquid crystal layer 20, and then can in time effectually derive the heat that produces in the screen use, avoid the excessive accumulation of heat to influence the normal use of screen.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The explosion-proof touch screen is characterized by comprising a first frame (1), a second frame (2), an explosion-proof film (3), a touch screen (4) and a fast assembly component, wherein through grooves (5) are respectively formed in two sides of the top of the first frame (1), first through holes (6) are respectively formed in two sides of the second frame (2), second through holes (7) are vertically communicated with the bottom ends of the first through holes (6), and the fast assembly component is arranged between the two sides of the first frame (1) and the two sides of the second frame (2);

The quick assembly comprises a poking plate (8), a circular plate (9), a connecting rod (10), a triangular clamping groove (11), clamping pins (12), grooves (13), a first spring (14) and a second spring (15), wherein the circular plate (9) is fixed at the bottom end of the poking plate (8), the circular plate (9) is placed in a through groove (5), the connecting rod (10) is fixed at the bottom end of the circular plate (9), the bottom end of the connecting rod (10) is introduced into the inner bottom of the first through hole (6), the triangular clamping grooves (11) are respectively formed in the bottoms of the two sides of the connecting rod (10), the clamping pins (12) are symmetrically arranged on the two sides of the second through hole (7), the grooves (13) are formed in the other ends of the clamping pins (12), the first spring (14) is connected between the inner walls of one ends of the grooves (13) and the second through holes (7), and the second spring (15) is sleeved on the connecting rod (10) in the through groove (5).

The touch screen (4) comprises a polarizing layer (16), a sealing layer (17), a conductive layer (18), a base material layer (19), a liquid crystal layer (20) and a heat dissipation layer (21), wherein the polarizing layer (16), the sealing layer (17), the conductive layer (18), the base material layer (19), the liquid crystal layer (20) and the heat dissipation layer (21) are sequentially stacked on the touch screen (4) from top to bottom.

2. An explosion-proof touch screen according to claim 1, wherein the first frame (1) is internally fixed with an explosion-proof membrane (3), and the second frame (2) is internally fixed with a touch screen (4).

3. An explosion-proof touch screen according to claim 1, wherein one end of the bayonet (12) is inclined.

4. An explosion-proof touch screen according to claim 3, wherein the beveled end of the bayonet (12) opens into a triangular bayonet slot (11).

5. An explosion-proof touch screen according to claim 4, wherein the inclined surface end of the bayonet lock (12) is matched with the shape and size of the triangular clamping groove (11).

6. An explosion-proof touch screen according to claim 1, wherein the polarizing layer (16) is an iodine-based polarizer.

7. An explosion-proof touch screen according to claim 1, wherein the heat dissipation layer (21) is made of an insulating and heat conducting material.