CN220627039U

CN220627039U - Capacitive display screen

Info

Publication number: CN220627039U
Application number: CN202321779813.6U
Authority: CN
Inventors: 谭现宝; 刘伟
Original assignee: Shenzhen Chuangli Technology Co ltd
Current assignee: Shenzhen Chuangli Technology Co ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-03-19
Anticipated expiration: 2033-07-07

Abstract

The utility model discloses a capacitance display screen, which comprises a fixed frame, wherein the outer surface of the upper end of the fixed frame is movably connected with a frame top cover, the outer surface of the upper end of the frame top cover is in threaded connection with a limit screw, the inner surface of the upper end of the frame top cover is movably connected with a waterproof layer, when the device is used, a certain distance is reserved between the device and the fixed frame under the action of a supporting round rod through a heat conducting partition plate arranged above a buffer cushion, the heat dissipation performance of the heat conducting partition plate is improved, the shaking generated by the capacitance display screen in the transportation process is reduced under the action of a telescopic round rod and a damping spring, a chip board is protected from being damaged, after the waterproof layer, a display layer and the chip board are sequentially arranged, no height difference exists between the waterproof layer and the frame top cover, and a sealing gasket is matched to increase the waterproof performance of the capacitance display screen, so that water and dirt are not easy to stay, the device is convenient to clean, and a better use prospect can be brought.

Description

Capacitive display screen

Technical Field

The utility model relates to the technical field of display screens, in particular to a capacitive display screen.

Background

The capacitive screen is also called a capacitive touch screen, which is a four-layer composite glass screen working by utilizing a capacitive touch technology, the inner surface and the interlayer of the capacitive screen are respectively coated with an ITO conductive layer, the outermost layer is a silica glass protective layer with the thickness of only 0.0015 mm, the capacitive screen is required to realize multi-point touch, the electrodes for increasing mutual capacitance are simply arranged, the capacitive screen is divided into blocks, a group of mutual capacitance modules are arranged in each area and independently work, so the capacitive screen can independently detect the touch condition of each area, after processing, the multi-point touch is simply realized, the conventional (CN 202523044U) capacitive display screen comprises touch bodies, display bodies and rear lamps which are distributed and arranged from top to bottom, the touch bodies comprise touch substrates and conductive films, the conductive films are attached to the lower parts of the touch substrates, the display bodies comprise filter plates and thin film field effect transistor plates, drivers are arranged on the thin film field effect transistor plates, and the rear lamps are arranged on the lower parts of the thin film field effect transistor plates, and the drivers drive the whole capacitive display screen to work. The utility model has the advantages that the whole display screen is sensitive in touch response, good in screen light transmittance and simple in structure and is suitable for being used in a plurality of occasions through the color filter plate and the thin film field effect transistor plate.

It still has some drawbacks such as: the waterproof performance of partial capacitive touch screen is relatively poor, and the frame is wider, exists certain difference in height with the display screen surface, and water or spot are lingered easily, are difficult for the cleanness, and long-term use can lead to the inside component of moisture erosion, reduces the life of component, has certain loaded down with trivial details nature when dismantling maintenance change, consumes maintenance personnel's time and energy, inconvenient daily use.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a capacitive display screen.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a capacitance display screen, includes fixed frame, fixed frame's upper end surface swing joint has the frame top cap, the upper end surface threaded connection of frame top cap has stop screw, the upper end internal surface swing joint of frame top cap has the waterproof layer.

Preferably, the top cover groove is formed in the outer surface of the upper end of the frame top cover, the heat conducting partition plate is arranged on the inner surface of the upper end of the fixed frame, the air permeable filter screen is arranged on the outer surface of the upper end of the fixed frame, the heat radiating strip is arranged on the outer surface of the upper end of the air permeable filter screen, and the dust removing filter screen is arranged on the outer surface of the upper end of the heat radiating strip.

Preferably, the fixed frame is movably connected with the heat conducting partition board, the fixed frame is fixedly connected with the ventilation filter screen, the ventilation filter screen is movably connected with the heat dissipation strip, and the heat dissipation strip is movably connected with the dust removal filter screen.

Preferably, the upper end internal surface of fixed frame is provided with the support round bar, the upper end surface of support round bar is provided with the cushion, the upper end surface of heat conduction baffle is provided with flexible round bar, the outer wall of flexible round bar is provided with damping spring, the upper end surface of flexible round bar is provided with the chip board.

Preferably, the fixed frame is fixedly connected with the supporting round rod, the supporting round rod is fixedly connected with the buffer cushion, the heat conducting partition plate is fixedly connected with the telescopic round rod, the telescopic round rod is movably sleeved with the damping spring, and the telescopic round rod is fixedly connected with the chip board.

Preferably, the outer surface of the upper end of the chip board is movably connected with a display layer, and the outer surface of one side of the waterproof layer is fixedly connected with a sealing gasket.

The utility model has the following beneficial effects:

1. when using this device, can reduce the heat that electric capacity display screen produced at the during operation through mutually supporting between heat conduction baffle and the radiating strip that set up, avoid the too high internal element who damages electric capacity display screen of temperature, increase air permeability under the effect of ventilative filter screen, cooperate the radiating strip to dispel the heat and handle, avoid the dust to adsorb at the surface of radiating strip to influence its heat dispersion under the effect of dust removal filter screen simultaneously, prolong the life of electric capacity display screen.

2. When using this device, can fix the top at the cushion through the heat conduction baffle that sets up, make it and fixed frame between have certain distance under the effect of supporting the round bar, increase heat dispersion, reduce the rocking that the electric capacity display screen produced in the transport under the effect of flexible round bar and damping spring, the protection chip board is not damaged, arrange waterproof layer, show and chip board between according to the order, do not have the difference in height between waterproof layer and the frame top cap, cooperation sealing washer increases the waterproof performance of electric capacity display screen, make water and spot be difficult for stay, be convenient for clean.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the fixing frame of the present utility model;

FIG. 3 is a schematic view of the overall structure of the heat-conducting separator of the present utility model;

fig. 4 is a schematic view of the overall structure of the waterproof layer in the present utility model.

In the figure: 1. a fixed frame; 2. a frame top cover; 3. a limit screw; 4. a waterproof layer; 5. a top cover groove; 6. a thermally conductive separator plate; 7. a ventilation filter screen; 8. a heat dissipation strip; 9. a dust removal filter screen; 10. a chip board; 11. a telescopic round rod; 12. a damping spring; 13. a cushion pad; 14. supporting the round rod; 15. a display layer; 16. and a sealing gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a capacitive display screen, including fixed frame 1, fixed frame 1's upper end surface swing joint has frame top cap 2, and frame top cap 2's upper end surface threaded connection has spacing screw 3, and frame top cap 2's upper end internal surface swing joint has waterproof layer 4, is connected fixedly between frame top cap 2 and fixed frame 1 through spacing screw 3 that set up, and the staff of being convenient for dismouting, simple structure is convenient for change it.

As shown in fig. 1 to 4, the outer surface of the upper end of the chip board 10 is movably connected with a display layer 15, and the outer surface of one side of the waterproof layer 4 is fixedly connected with a sealing gasket 16.

Because the sealing gasket 16 is firmly connected with the waterproof layer 4, under the cooperation between the sealing gasket 16 and the waterproof layer, the phenomenon of water or dirt stay is avoided, the waterproof effect of the display screen is improved, and the display screen is convenient to clean.

As shown in fig. 1 to 4, the top cover groove 5 is formed in the outer surface of the upper end of the frame top cover 2, the heat conducting partition plate 6 is arranged on the inner surface of the upper end of the fixed frame 1, the ventilation filter screens 7 are arranged on the outer surface of the upper end of the fixed frame 1, the number of the ventilation filter screens 7 is two, the heat dissipation strips 8 are arranged on the outer surface of the upper end of the ventilation filter screens 7, the number of the heat dissipation strips 8 is two, the dust removal filter screens 9 are arranged on the outer surface of the upper end of the heat dissipation strips 8, and the number of the dust removal filter screens 9 is two.

Because the phenomenon that generates heat can appear behind the electric capacity display screen operating time overlength, consequently with the help of heat conduction baffle 6 with the heat conduction to the bottom of fixed frame 1, mutually support between through heat dissipation strip 8 and the ventilative filter screen 7, supplementary heat conduction baffle 6 carries out the cooling to the electric capacity display screen and handles, extension display screen's life.

As shown in fig. 1 to 4, the inner surface of the upper end of the fixed frame 1 is provided with a supporting round rod 14, the outer surface of the upper end of the supporting round rod 14 is provided with a buffer cushion 13, the number of the supporting round rod 14 and the buffer cushion 13 are respectively two, the outer surface of the upper end of the heat conducting partition plate 6 is provided with a telescopic round rod 11, the outer wall of the telescopic round rod 11 is provided with a damping spring 12, the number of the telescopic round rod 11 and the damping spring 12 are respectively two, and the outer surface of the upper end of the telescopic round rod 11 is provided with a chip board 10.

Because the phenomenon that the capacitive display screen shakes during transportation can damage internal elements, the shaking generated by the chip board 10 is reduced by utilizing the mutual matching between the telescopic round rod 11 and the damping spring 12, and the chip board 10 is protected from being knocked.

As shown in fig. 1 to 4, the fixed frame 1 is movably connected with the heat conducting partition plate 6, the fixed frame 1 is fixedly connected with the ventilation filter screen 7, the heat dissipation strip 8 is placed above the ventilation filter screen 7 through a power line, and the heat dissipation strip 8 is movably connected with the dust removal filter screen 9.

Because the dust can be adsorbed on the capacitor display screen during heat dissipation, the dust is accumulated above the heat dissipation strips 8, and the effect of the heat dissipation strips 8 is reduced, the dust removal filter screen 9 is arranged above the heat dissipation strips 8, and the dust is effectively blocked from being taken in under the action of the dust removal filter screen 9, so that the phenomenon that the dust blocks the inside of the capacitor display screen is effectively solved.

As shown in fig. 1 to 4, the fixed frame 1 is fixedly connected with the supporting round rod 14, the supporting round rod 14 is fixedly connected with the buffer cushion 13, the heat conducting partition plate 6 is fixedly connected with the telescopic round rod 11, the telescopic round rod 11 is movably sleeved with the damping spring 12, and the telescopic round rod 11 is fixedly connected with the chip board 10.

Because the capacitor display screen works for a long time to generate more heat, the heat conducting partition plate 6 is supported under the cooperation between the four groups of supporting round rods 14 and the buffer soft cushion 13, so that a certain distance is reserved between the heat conducting partition plate and the fixed frame 1, surrounding inductance interference is avoided, a plurality of heat sources are helped to dissipate heat, and the service life of the device is prolonged.

The application method and the advantages of the utility model are as follows: when the capacitive display screen is used, the working process is as follows: the heat conducting partition plate 6 is placed above the buffer cushion 13, a certain distance is reserved between the heat conducting partition plate 6 and the bottom of the fixed frame 1 by utilizing the supporting round rod 14, surrounding inductance interference is avoided, heat dissipation performance of the heat conducting partition plate 6 is improved, the telescopic round rod 11 and the damping spring 12 are matched with each other, vibration generated in the carrying process of the capacitive display screen is reduced, the service life of the chip board 10 is prolonged, meanwhile, the air-permeable filter screen 7 and the heat dissipation strip 8 are utilized to mutually match, the heat dissipation work is carried out by utilizing the auxiliary heat conducting partition plate 6, dust is blocked by the dust-removing filter screen 9 and attached to the upper portion of the heat dissipation strip 8, the inner element of the capacitive display screen and the heat dissipation strip 8 are prevented from being blocked by dust, heat dissipation effect of the heat dissipation strip 8 and normal work of the chip board 10 are reduced, the display layer 15, the chip board 10 and the waterproof layer 4 are sequentially installed, and the waterproof layer 4 are fixedly arranged due to the fact that the waterproof layer 4 and the sealing gasket 16 are fixedly arranged, the frame top cover 2 and the fixed frame top cover 1 are fixed by utilizing the limiting screw 3, at the moment, no height difference exists between the waterproof layer 4 and the frame top cover 2, water or dirt cannot stay the waterproof performance of the capacitive display screen under the action of the sealing gasket 16, and the service life of the capacitive display screen is prolonged.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, firstly, heat generated by the capacitive display screen during operation can be reduced by mutually matching the heat conducting partition plate 6 and the heat radiating strips 8, so that the damage to internal elements of the capacitive display screen due to overhigh temperature is avoided, the ventilation performance is increased under the action of the ventilation filter screen 7, the heat radiating treatment is carried out by matching the heat radiating strips 8, meanwhile, dust is prevented from being adsorbed on the surface of the heat radiating strips 8 under the action of the dust removing filter screen 9 to influence the heat radiating performance, and the service life of the capacitive display screen is prolonged.

According to the above, fix the top at cushion 13 through the heat conduction baffle 6 that sets up, make it have certain distance with fixed frame 1 under the effect of supporting round bar 14, increase heat dispersion, reduce the rocking that the electric capacity display screen produced in the transport under the effect of flexible round bar 11 and damping spring 12, protect chip board 10 from damaging, arrange waterproof layer 4, display layer 15 and chip board 10 in order between, do not have the difference in height between waterproof layer 4 and the frame top cap 2, the waterproof performance of cooperation sealing washer 16 increase electric capacity display screen, make water and spot be difficult for stay, be convenient for clean.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a capacitance display screen, includes fixed frame (1), its characterized in that, the upper end surface swing joint of fixed frame (1) has frame top cap (2), the upper end surface threaded connection of frame top cap (2) has spacing screw (3), the upper end internal surface swing joint of frame top cap (2) has waterproof layer (4).

2. The capacitive display screen according to claim 1, wherein a top cover groove (5) is formed in the outer surface of the upper end of the frame top cover (2), a heat conducting partition plate (6) is arranged on the inner surface of the upper end of the fixed frame (1), an air permeable filter screen (7) is arranged on the outer surface of the upper end of the fixed frame (1), a heat radiating strip (8) is arranged on the outer surface of the upper end of the air permeable filter screen (7), and a dust removing filter screen (9) is arranged on the outer surface of the upper end of the heat radiating strip (8).

3. The capacitive display screen according to claim 2, wherein the fixed frame (1) is movably connected with the heat conducting partition plate (6), the fixed frame (1) is fixedly connected with the ventilation filter screen (7), the ventilation filter screen (7) is movably connected with the heat dissipation strip (8), and the heat dissipation strip (8) is movably connected with the dust removal filter screen (9).

4. A capacitive display screen according to claim 3, characterized in that the upper end inner surface of the fixed frame (1) is provided with a supporting round bar (14), the upper end outer surface of the supporting round bar (14) is provided with a buffer cushion (13), the upper end outer surface of the heat conducting partition plate (6) is provided with a telescopic round bar (11), the outer wall of the telescopic round bar (11) is provided with a damping spring (12), and the upper end outer surface of the telescopic round bar (11) is provided with a chip board (10).

5. The capacitive display screen according to claim 4, wherein the fixed frame (1) is fixedly connected with the supporting round rod (14), the supporting round rod (14) is fixedly connected with the buffer cushion (13), the heat conducting partition plate (6) is fixedly connected with the telescopic round rod (11), the telescopic round rod (11) is movably sleeved with the buffer spring (12), and the telescopic round rod (11) is fixedly connected with the chip board (10).

6. The capacitive display screen according to claim 5, wherein a display layer (15) is movably connected to the outer surface of the upper end of the chip board (10), and a sealing gasket (16) is fixedly connected to the outer surface of one side of the waterproof layer (4).