CN213149737U

CN213149737U - Anti type capacitive touch screen that falls

Info

Publication number: CN213149737U
Application number: CN202022351728.2U
Authority: CN
Inventors: 颜见平
Original assignee: Hubei Zhongkewang Technology Co ltd
Current assignee: Hubei Zhongkewang Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-05-07
Anticipated expiration: 2030-10-21

Abstract

The utility model provides an anti-falling capacitive touch screen, which belongs to the technical field of touch screens, and comprises a protective outer frame, a touch screen body and a buffer pad, wherein the inside of the anti-falling cover is provided with a buffer spring, the bottom inside the buffer spring is fixedly connected with a miniature pressure sensor, the inner side wall of a side groove is fixedly connected with an electric push rod, a tension spring is fixedly connected between two sliding sleeves, and a reset spring is fixedly connected between the outer side of the sliding sleeve and the side groove; the anti-falling cover and the buffer spring are arranged in the utility model, so that the external colliding object can be contacted with the anti-falling cover in advance to absorb and buffer the external force in advance; and through mutually supporting between miniature pressure sensor and the electric push rod for the lifter plate carries out the secondary to external force and resists the consumption processing under taut spring and reset spring's elastic force, and simultaneously, the lifter plate can separate the distance between touch-sensitive screen body and the external collision thing, thereby plays the effect of preventing falling to the touch-sensitive screen, prolongs the life of this touch-sensitive screen.

Description

Anti type capacitive touch screen that falls

Technical Field

The utility model relates to a touch-sensitive screen technical field, more specifically relates to an anti type capacitive touch screen that falls.

Background

The touch screen can be operated by finger touch to carry out man-machine conversation and is generally used in touch screen mobile phones, touch screen PDAs, tablet computers, vehicle-mounted navigators and other industrial control equipment. The user can directly operate the equipment through the touch screen, so that operation keys are omitted, and man-machine interactivity is enhanced. With the development of science and technology, a capacitive touch screen appears, and the touch screen becomes a new touch device for electronic devices such as mobile phones and notebooks.

The existing capacitive touch screen is poor in falling resistance, and is easy to break along with falling or collision, so that a user is influenced to watch the screen, and the functional structure of the touch screen is seriously damaged and cannot be normally used, thereby causing loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background to provide an anti type capacitive touch screen that falls.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling capacitive touch screen comprises a protective outer frame, a touch screen body and a buffer pad, wherein the inner side of the protective outer frame is fixedly connected with the buffer pad, the inner side of the buffer pad is provided with the touch screen body, the periphery of the inner top part of the protective outer frame is fixedly connected with a triangular protection plate, the top part of the triangular protection plate is fixedly connected with an anti-falling cover, the inner part of the anti-falling cover is provided with a buffer spring, the bottom part of the inner part of the buffer spring is fixedly connected with a miniature pressure sensor, two sides of the top part of the protective outer frame are provided with side grooves, the inner side walls of the side grooves are fixedly connected with electric push rods, the bottom part of the inner parts of the side grooves is provided with a sliding groove, the inner part of the sliding groove is slidably connected with a sliding block, the top part, two fixedly connected with straining spring between the sliding sleeve, and straining spring cover locates the surface of dead lever, fixedly connected with reset spring between the outside of sliding sleeve and the side channel, the surface of dead lever is located to the reset spring cover, the top of sliding sleeve is rotated and is connected with the movable rod, the one end that the sliding sleeve was kept away from to the movable rod is rotated and is connected with the lifter plate.

Preferably, the anti-falling cover is of a rubber hemispheroid structure; and the topmost position of the anti-falling cover is larger than the topmost layer of the touch screen body.

Preferably, one end of the electric push rod, which is far away from the side groove, is fixedly connected with the sliding sleeve; and the two electric push rods are symmetrically arranged by the longitudinal central axis of the sliding groove.

Preferably, the two movable rods are rotatably connected in a cross manner; and the movable rod is made of carbon steel.

Preferably, when the electric push rod is at the minimum limit, the lifting plate and the uppermost end position of the side groove are positioned on the same horizontal plane; and the surface of the lifting plate is provided with a wear-resistant layer.

Preferably, the miniature pressure sensor is electrically connected with an external power supply; the output end of the miniature pressure sensor is in signal connection with an external main control center; the output end of the external main control center is electrically connected with the electric push rod.

The utility model provides an anti type capacitive touch screen that falls has following beneficial effect:

the anti-falling capacitive touch screen is provided with an anti-falling cover, a buffer spring, a miniature pressure sensor, an electric push rod and a lifting plate, when an external collision object occurs, the electric push rod can be in pre-contact with the anti-falling cover, so that the top of the anti-falling cover sinks, the buffer spring contracts, external force is absorbed and relieved according to the self elastic force, when the anti-falling cover and the buffer spring cannot completely offset the external force, the stress of the buffer spring is at the maximum limit, the miniature pressure sensor is extruded, once the extrusion force of the external force to the miniature pressure sensor exceeds a set critical value, the signal can be transmitted to an external main control center, the electric push rod is controlled to start, under the matching of sliding of a sliding block in a sliding groove, the two sliding sleeves are driven to synchronously displace, the movable rod rotates, the lifting plate is driven to vertically lift, and the upper surface of the lifting plate is in contact with the external collision object, under the common elastic force of the tension spring and the reset spring, the acting force of an external collision object on the touch screen is consumed, so that the direct collision between the external collision object and the touch screen body is avoided; the capacitive touch screen solves the problem that the existing capacitive touch screen is poor in anti-falling capability, achieves the anti-falling protection performance, and is provided with the anti-falling cover and the buffer spring, so that an external collision object can be in contact with the capacitive touch screen in advance to absorb and buffer external force in advance, and direct touch between the touch screen body and the external force is avoided; through mutually supporting between miniature pressure sensor and the electric push rod again for the lifter plate can firmly be laminated with external collision thing and support under taut spring and reset spring's elastic force, carries out the secondary to it and resists the consumption processing, and simultaneously, the lifter plate can separate the distance between touch-sensitive screen body and the external collision thing, thereby plays the effect of preventing falling to the touch-sensitive screen, prolongs the life of this touch-sensitive screen.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the sectional structure of the protective outer frame of the present invention.

Fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

Fig. 4 is a schematic side view of the combination of the protection frame and the touch screen body of the present invention.

In FIGS. 1-4: the protection frame 1, the touch screen body 2, the buffer pad 3, the triangle protection plate 4, the anti-falling cover 5, the buffer spring 6, the miniature pressure sensor 7, the side groove 8, the chute 9, the slider 10, the fixed rod 11, the sliding sleeve 12, the electric push rod 13, the tension spring 14, the reset spring 15, the movable rod 16 and the lifting plate 17.

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 to 4, in an embodiment of the present invention, an anti-falling capacitive touch screen includes a protective outer frame 1, a touch screen body 2 and a buffer pad 3, the buffer pad 3 is fixedly connected to the inner side of the protective outer frame 1, the touch screen body 2 is disposed on the inner side of the buffer pad 3, a triangular protection plate 4 is fixedly connected to the periphery of the top portion of the protective outer frame 1, an anti-falling cover 5 is fixedly connected to the top portion of the triangular protection plate 4, a buffer spring 6 is disposed inside the anti-falling cover 5, a micro pressure sensor 7 is fixedly connected to the bottom portion of the buffer spring 6, side grooves 8 are disposed on both sides of the top portion of the protective outer frame 1, an electric push rod 13 is fixedly connected to the inner side wall of the side groove 8, a sliding groove 9 is disposed at the bottom portion of the side groove 8, a sliding block 10 is slidably connected to the inside of, and the both ends and the side channel 8 fixed connection of dead lever 11, fixedly connected with straining spring 14 between two sliding sleeves 12, and straining spring 14 cover locates the surface of dead lever 11, and fixedly connected with reset spring 15 between the outside of sliding sleeve 12 and the side channel 8, reset spring 15 cover locates the surface of dead lever 11, and the top of sliding sleeve 12 rotates and is connected with movable rod 16, and the one end that movable rod 16 kept away from sliding sleeve 12 rotates and is connected with lifter plate 17.

In this embodiment, the anti-falling cover 5 is a rubber hemisphere structure; and the topmost position of the anti-falling cover 5 is larger than the topmost layer of the touch screen body 2, so that the anti-falling cover is beneficial to being in contact with an external collision object or extrusion force in advance compared with the touch screen body 2, and the anti-falling buffer effect is achieved by utilizing the elastic recovery performance of the anti-falling cover.

In this embodiment, one end of the electric push rod 13, which is far away from the side groove 8, is fixedly connected with the sliding sleeve 12, so that the electric push rod 13 can drive the sliding sleeve 12 to horizontally move conveniently, and the anti-falling effect of the touch screen is improved; and two electric push rods 13 are symmetrically arranged with the longitudinal central axis of the sliding groove 9, which is beneficial to enhancing the protection performance of the touch screen so as to prolong the service life of the touch screen.

In this embodiment, the two movable levers 16 are rotatably connected in a cross-like manner; and the movable rod 16 is made of carbon steel, has good toughness, and is beneficial to enhancing the effect of resisting external force collision, thereby improving the anti-falling efficiency of the touch screen.

In this embodiment, when the electric push rod 13 is at the minimum, the lifting plate 17 and the uppermost end of the side groove 8 are at the same horizontal plane, so as to prevent the lifting plate 17 from protruding to reduce the use comfort when the user uses the touch screen; and the surface of lifter plate 17 is provided with the wearing layer, can further strengthen the impact resistance effect between the thing that collides with the external world, strengthens the protection dynamics to the touch-sensitive screen.

In this embodiment, the micro pressure sensor 7 is electrically connected to an external power supply; the output end of the miniature pressure sensor 7 is in signal connection with an external main control center; the output end of the external main control center is electrically connected with the electric push rod 13.

When the anti-falling capacitive touch screen of the utility model is used, firstly, when an external collision object occurs, the anti-falling capacitive touch screen can be in pre-contact with the anti-falling cover 5, so that the top of the anti-falling cover 5 sinks, thereby enabling the buffer spring 6 to shrink, absorbing and relieving external force according to the self elastic force, when the anti-falling cover 5 and the buffer spring 6 can not completely counteract the external force, the stress of the buffer spring 6 is at the maximum, thereby extruding the micro pressure sensor 7, once the extrusion force of the external force to the micro pressure sensor 7 exceeds the set critical value, the signal can be transmitted to the external main control center, the electric push rod 13 is controlled by the signal to start, under the matching of the sliding block 10 sliding in the sliding groove 9, the two sliding sleeves 12 are driven to synchronously displace, thereby the movable rod 16 rotates, the lifting plate 17 is driven to vertically rise, and the upper surface of the lifting plate is in contact with the external collision object, and the acting force of the external colliding object on the touch screen is consumed under the common elastic force acting force of the tension spring 14 and the return spring 15, so that the direct collision between the external colliding object and the touch screen body 2 is avoided.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The anti-falling capacitive touch screen comprises a protective outer frame (1), a touch screen body (2) and a buffer pad (3), and is characterized in that the buffer pad (3) is fixedly connected to the inner side of the protective outer frame (1), the touch screen body (2) is arranged on the inner side of the buffer pad (3), a triangular protective plate (4) is fixedly connected to the periphery of the inner top of the protective outer frame (1), a falling-preventing cover (5) is fixedly connected to the top of the triangular protective plate (4), a buffer spring (6) is arranged in the falling-preventing cover (5), a miniature pressure sensor (7) is fixedly connected to the bottom of the buffer spring (6), side grooves (8) are formed in two sides of the top of the protective outer frame (1), an electric push rod (13) is fixedly connected to the inner side wall of each side groove (8), and a sliding groove (9) is formed in the bottom of each side groove (8, the utility model discloses a fixing device for a sliding door, including spout (9), the inside sliding connection of spout (9) has slider (10), the top fixedly connected with sliding sleeve (12) of slider (10), the inside sliding connection of sliding sleeve (12) has dead lever (11), and the both ends and side channel (8) fixed connection of dead lever (11), two fixedly connected with straining spring (14) between sliding sleeve (12), and straining spring (14) cover locate the surface of dead lever (11), fixedly connected with reset spring (15) between the outside of sliding sleeve (12) and side channel (8), the surface of dead lever (11) is located to reset spring (15) cover, the top of sliding sleeve (12) is rotated and is connected with movable rod (16), the one end that sliding sleeve (12) was kept away from in movable rod (16) is rotated and is connected with lifter plate (17).

2. The fall-resistant capacitive touch screen of claim 1, wherein: the anti-falling cover (5) is of a rubber hemispheroid structure; and the topmost position of the anti-falling cover (5) is larger than the topmost layer of the touch screen body (2).

3. The fall-resistant capacitive touch screen of claim 1, wherein: one end of the electric push rod (13) far away from the side groove (8) is fixedly connected with the sliding sleeve (12); and the two electric push rods (13) are symmetrically arranged along the longitudinal central axis of the sliding chute (9).

4. The fall-resistant capacitive touch screen of claim 1, wherein: the two movable rods (16) are rotatably connected in a cross manner; and the movable rod (16) is made of carbon steel.

5. The fall-resistant capacitive touch screen of claim 1, wherein: when the electric push rod (13) is at the minimum limit, the lifting plate (17) and the uppermost end position of the side groove (8) are positioned on the same horizontal plane; and the surface of the lifting plate (17) is provided with a wear-resistant layer.

6. The fall-resistant capacitive touch screen of claim 1, wherein: the miniature pressure sensor (7) is electrically connected with an external power supply; the output end of the miniature pressure sensor (7) is in signal connection with an external main control center; the output end of the external main control center is electrically connected with the electric push rod (13).