CN210428415U

CN210428415U - Capacitive touch screen

Info

Publication number: CN210428415U
Application number: CN201921712924.9U
Authority: CN
Inventors: 王建波; 白如海
Original assignee: Dongguan Yuye Communication Technology Co Ltd
Current assignee: Dongguan Yuye Communication Technology Co Ltd
Priority date: 2019-10-12
Filing date: 2019-10-12
Publication date: 2020-04-28
Anticipated expiration: 2029-10-12

Abstract

The utility model discloses a capacitive touch screen, which comprises a shell, wherein the front surface of the shell is provided with a groove, and four groups of damping devices are correspondingly arranged on four inner walls of the groove; the damping device comprises an upper plate, a lower plate, a side plate and a supporting plate, wherein the upper edge and the lower edge of the side plate are respectively fixed with the side edges of the upper plate and the lower plate, and the outer walls connected with the upper plate, the lower plate and the side plate are adhered to the inner wall of the groove. This capacitive touch screen, the inner wall of a backplate all is fixed mutually with four outer walls of capacitive touch screen, the supporting plate slides on upper guide arm and lower guide arm, four sides of capacitive touch screen also insert in the opening that upper plate and hypoplastron formed, the spring of position all is in the state of compression around the supporting plate, play the absorbing purpose for the supporting plate, upper plate and hypoplastron in opposite directions still are connected with the foam pad on the surface, the foam pad can not influence the slip of capacitive touch screen, and also play the effect of protection to the side of capacitive touch screen, let its security higher.

Description

Capacitive touch screen

Technical Field

The utility model relates to a capacitive screen technical field specifically is a capacitive touch screen.

Background

The existing capacitive touch screen has the advantages of no mechanical motion abrasion in the screen, simple structure, high light transmittance, good linearity, and stable performance even in the worst environment, so the capacitive touch screen becomes the mainstream of the market, has the maximum advantage of a multi-point touch function, and greatly improves the operating characteristics and the using effect of electronic products, but the existing capacitive touch screen has poor impact resistance, and is easy to damage when being impacted by the outside, so the requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a capacitive touch screen has and shocks resistance and the higher advantage of security, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a capacitive touch screen comprises a shell, wherein a groove is formed in the front face of the shell, and four groups of damping devices are correspondingly arranged on four inner walls of the groove;

the damping device comprises an upper plate, a lower plate, side plates and supporting plates, wherein the upper edge and the lower edge of each side plate are respectively fixed with the side edges of the upper plate and the lower plate, the outer walls, connected with the upper plate, the lower plate and the side plates, are adhered to the inner wall of the groove, the opposite parts of the upper plate and the lower plate are provided with an upper slotted hole and a lower slotted hole, the top of the upper slotted hole is provided with an upper guide rod, the bottom of the lower slotted hole is provided with a lower guide rod, a plurality of upper guide rods and lower guide rods respectively penetrate through the upper edge and the lower edge of each supporting plate, the supporting plates slide on the upper guide rods and the lower guide rods, the inner walls of the four supporting plates are all fixed with the four outer walls of the capacitive touch screen, the supporting plates are positioned;

four sides of the capacitive touch screen are also inserted into the opening formed by the upper plate and the lower plate, foam pads are further connected to the opposite surfaces of the upper plate and the lower plate, and the foam pads are movably connected with the upper outer edge and the lower outer edge of the capacitive touch screen.

Preferably, the cross sections of the upper slotted hole and the lower slotted hole are in a T shape, the upper slotted hole and the lower slotted hole are identical in shape and are symmetrically distributed by the central line of the side plate.

Preferably, the narrowest length of the upper slotted hole and the lower slotted hole is greater than 1-2cm of the thickness of the supporting plate, and the widest length of the upper slotted hole and the lower slotted hole is greater than 5-6cm of the thickness of the supporting plate.

Preferably, the front side and the rear side of the supporting plate are both connected with springs, and the axes of the springs are also vertical to the plane where the supporting plate is located.

Preferably, the upper guide rod and the lower guide rod are parallel to each other and perpendicular to the plane of the supporting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this capacitive touch screen, the inner wall of a backplate all is fixed with four outer walls of capacitive touch screen, the supporting plate slides on upper guide arm and lower guide arm, four sides of capacitive touch screen also insert in the opening that upper plate and hypoplastron formed, the spring of supporting plate front and back position all is in the state of compression, for the purpose that the supporting plate played the shock attenuation and shocks resistance, upper plate and hypoplastron in opposite directions still are connected with the foam pad on the surface, the foam pad is with capacitive touch screen's upper and lower outside swing joint, the foam pad can not influence capacitive touch screen's slip, and also play the effect of protection to capacitive touch screen's side, let its security higher.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an overall side view of the present invention;

FIG. 3 is a side view of the shock absorber of the present invention;

FIG. 4 is a partial view of the structure of the present invention;

fig. 5 is an enlarged view of a portion a of fig. 4 according to the present invention.

In the figure: 1. a housing; 11. a groove; 2. a damping device; 21. an upper plate; 22. a lower plate; 23. a side plate; 24. supporting the guard plate; 3. an upper slot; 31. an upper guide rod; 4. a lower slot; 41. a lower guide rod; 5. a capacitive touch screen; 6. a foam pad; 7. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a capacitive touch screen includes a housing 1, a groove 11 is formed on a front surface of the housing 1, four sets of damping devices 2 are correspondingly mounted on four inner walls of the groove 11, and the damping devices 2 are fixed on side edges thereof.

Referring to fig. 3-5, the damping device 2 includes an upper plate 21, a lower plate 22, a side plate 23 and a support plate 24, wherein upper and lower edges of the side plate 23 are respectively fixed to side edges of the upper plate 21 and the lower plate 22 to form a mechanism with an opening at one side, outer walls of the upper plate 21, the lower plate 22 and the side plate 23 connected to each other are adhered to an inner wall of the groove 11, opposite portions of the upper plate 21 and the lower plate 22 are provided with upper slots 3 and lower slots 4, cross sections of the upper slots 3 and the lower slots 4 are T-shaped, the upper slots 3 and the lower slots 4 have the same shape and are symmetrically distributed with a center line of the side plate 23, the upper slots 3 and the lower slots 4 are located in the upper plate 21 and the lower plate 22 and do not penetrate through, an upper guide rod 31 is installed at a top of the upper slots 3, a lower guide rod 41 is installed at a bottom of the lower plate 4, the plurality of the upper guide rods 31 and the lower guide rods 41 penetrate through, the supporting plate 24 can always keep a vertical state and is guided to slide by an upper guide rod 31 and a lower guide rod 41, the supporting plate 24 slides on the upper guide rod 31 and the lower guide rod 41, the sliding position is fixed, the narrowest length of an upper slotted hole 3 and a lower slotted hole 4 is more than 1-2cm of the thickness of the supporting plate 24, the widest length of the upper slotted hole 3 and the lower slotted hole 4 is more than 5-6cm of the thickness of the supporting plate 24, the supporting plate 24 can only move in a small range, the inner walls of the four supporting plates 24 are fixed with the four outer walls of the capacitive touch screen 5, the supporting plates 24 are positioned on the corners of the upper slotted hole 3 and the lower slotted hole 4 and are fixedly provided with springs 7, the front side and the rear side of the supporting plate 24 are both connected with the springs 7, the axial lines of the springs 7 are also vertical to the plane of the supporting plate 24, the springs 7 at the front position and the rear position of the supporting plate 24 are in, for the purpose that the supporting plate 24 plays a shock absorption role, the spring 7 is fixed with the inner walls of the upper slotted hole 3 and the lower slotted hole 4, four side edges of the capacitive touch screen 5 are also inserted into an opening formed by the upper plate 21 and the lower plate 22, the opposite surfaces of the upper plate 21 and the lower plate 22 are also connected with the foam pad 6, the foam pad 6 is movably connected with the upper outer edge and the lower outer edge of the capacitive touch screen 5, the foam pad 6 cannot influence the sliding of the capacitive touch screen 5, and the side edges of the capacitive touch screen 5 are protected, so that the safety is high.

The working principle is as follows: the upper guide rod 31 and the lower guide rod 41 are parallel to each other and are perpendicular to the plane of the support plate 24, the support plate 24 can always keep a vertical state, the upper guide rod 31 and the lower guide rod 41 are used for guiding and sliding, the support plate 24 slides on the upper guide rod 31 and the lower guide rod 41, four side edges of the capacitive touch screen 5 are also inserted into an opening formed by the upper plate 21 and the lower plate 22, springs 7 at the front and rear positions of the support plate 24 are all in a compressed state, the purpose of shock absorption and impact resistance is achieved for the support plate 24, foam pads 6 are further connected to the opposite surfaces of the upper plate 21 and the lower plate 22, the foam pads 6 are movably connected with the upper outer edge and the lower outer edge of the capacitive touch screen 5, the foam pads 6 cannot influence the sliding of the capacitive touch screen 5, the side edges of the capacitive touch screen 5 are protected, and the safety of.

In summary, the following steps: according to the capacitive touch screen, the inner walls of the supporting plates 24 are fixed with the four outer walls of the capacitive touch screen 5, the supporting plates 24 slide on the upper guide rod 31 and the lower guide rod 41, the four side edges of the capacitive touch screen 5 are also inserted into openings formed by the upper plate 21 and the lower plate 22, springs 7 in the front and rear positions of the supporting plates 24 are in a compressed state, and the purpose of shock absorption and impact resistance is achieved for the supporting plates 24, foam pads 6 are further connected to the opposite surfaces of the upper plate 21 and the lower plate 22, the foam pads 6 are movably connected with the upper outer edge and the lower outer edge of the capacitive touch screen 5, the foam pads 6 cannot influence the sliding of the capacitive touch screen 5, the side edges of the capacitive touch screen 5 are protected, and the safety is high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. A capacitive touch screen comprising a housing (1), characterized in that: the front surface of the shell (1) is provided with a groove (11), and four groups of damping devices (2) are correspondingly arranged on four inner walls of the groove (11);

the damping device (2) comprises an upper plate (21), a lower plate (22), side plates (23) and supporting plates (24), wherein the upper edge and the lower edge of each side plate (23) are respectively fixed with the side edges of the upper plate (21) and the lower plate (22), the outer walls of the upper plate (21), the lower plate (22) and the side plates (23) which are connected are pasted on the inner walls of the grooves (11), the parts of the upper plate (21) and the lower plate (22) which are opposite are provided with upper slotted holes (3) and lower slotted holes (4), the top of each upper slotted hole (3) is provided with an upper guide rod (31), the bottom of each lower slotted hole (4) is provided with a lower guide rod (41), a plurality of upper guide rods (31) and lower guide rods (41) respectively penetrate through the upper edge and the lower edge of each supporting plate (24), the supporting plates (24) slide on the upper guide rods (31) and the lower guide rods (41), the inner walls of the four supporting plates (24), the supporting and protecting plate (24) is positioned on the corners of the upper slotted hole (3) and the lower slotted hole (4) to fix the spring (7), and the spring (7) is fixed with the inner walls of the upper slotted hole (3) and the lower slotted hole (4);

four sides of the capacitive touch screen (5) are also inserted into an opening formed by the upper plate (21) and the lower plate (22), the surfaces of the upper plate (21) and the lower plate (22) which face each other are also connected with foam pads (6), and the foam pads (6) are movably connected with the upper outer edge and the lower outer edge of the capacitive touch screen (5).

2. The capacitive touch screen according to claim 1, wherein the cross-sections of the upper slot (3) and the lower slot (4) are T-shaped, and the upper slot (3) and the lower slot (4) have the same shape and are symmetrically distributed with the center line of the side plate (23).

3. A capacitive touch screen according to claim 1, wherein the narrowest length of the upper and lower slots (3, 4) is greater than 1-2cm of the thickness of the backplate (24), and the widest length of the upper and lower slots (3, 4) is greater than 5-6cm of the thickness of the backplate (24).

4. A capacitive touch screen according to claim 1, wherein the front and rear sides of the supporting plate (24) are connected with springs (7), and the axes of the springs (7) are also perpendicular to the plane of the supporting plate (24).

5. A capacitive touch screen according to claim 1, wherein the upper guide bar (31) and the lower guide bar (41) are parallel to each other and perpendicular to the plane of the support plate (24).