CN213518222U

CN213518222U - Portable capacitive touch screen with dustproof performance

Info

Publication number: CN213518222U
Application number: CN202022618013.9U
Authority: CN
Inventors: 肖森
Original assignee: Shenzhen Lihelituo Electronic Technology Co ltd
Current assignee: Shenzhen Lihelituo Electronic Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-06-22
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a portable capacitance touch screen with dustproof performance, which comprises a frame, wherein the frame is internally provided with a touch screen, two sides of the front side of the frame are respectively and longitudinally provided with a groove, the bottom part in the groove is fixedly provided with a plurality of telescopic rods, the groove is internally provided with a support plate, the top end of each telescopic rod is fixedly connected with the support plate, the telescopic rods are sleeved with compression springs, the top part of each support plate is longitudinally provided with a first chute, the lower end of each first chute is communicated, a plurality of first sliding blocks are arranged in the first chutes in a sliding way, the top parts of the first sliding blocks are fixedly connected with sliding plates, a protective cover is fixedly arranged between the two sliding plates, two sides of the bottom end of each support plate are respectively provided with a limiting mechanism, the utility model solves the problems that the existing vehicle-mounted touch screen is, is easy to be broken by foreign objects and causes a certain loss.

Description

Portable capacitive touch screen with dustproof performance

Technical Field

The utility model relates to a capacitive touch screen technical field especially relates to a portable capacitive touch screen with dustproof performance.

Background

The capacitive touch screen technology works by utilizing current induction of a human body, the capacitive touch screen is a four-layer composite glass screen, the inner surface and the interlayer of the glass screen are respectively coated with an ITO layer, the outermost layer is a thin silica glass protective layer, the interlayer ITO coating layer is used as a working surface, four electrodes are led out from four corners, the inner ITO layer is a shielding layer to ensure a good working environment, when a finger touches the metal layer, a coupling capacitance is formed between the user and the surface of the touch screen due to the electric field of the human body, for high frequency currents, the capacitance is a direct conductor, so the finger draws a small current from the contact point, which flows out of the electrodes at the four corners of the touch screen, and the current flowing through the four electrodes is in direct proportion to the distance from the finger to the four corners, and the controller obtains the position of the touch point by accurately calculating the proportion of the four currents.

The vehicle-mounted display comprises two televisions which are placed on a passenger car for watching, namely a vehicle-mounted television in essence, and the other is a small-size vehicle-mounted display with 3.5 inches, 4.3 inches, 7 inches and 9 inches, generally has two paths of video input, wherein one path can be used for connecting a vehicle-mounted DVD, the other path is used for connecting a vehicle-mounted camera for backing images, and some vehicle-mounted displays also have MP5 video playing and Bluetooth functions, can be used on the similar motion tools of the automobile, and are convenient to use in the motion of the automobile.

Present on-vehicle touch-sensitive screen all is direct inlay in car center console department, lacks certain protection, is broken into pieces by the foreign object easily, causes certain loss, consequently the utility provides a portable capacitive touch screen with dustproof performance solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the defect that above-mentioned prior art exists, the utility model aims to provide a portable capacitive touch screen with dustproof performance.

In order to achieve the above purpose, the utility model provides a portable capacitive touch screen with dustproof performance, which comprises a frame, wherein the frame is internally provided with a touch screen, two sides of the front side of the frame are respectively and longitudinally provided with a groove, the bottom in the groove is fixedly provided with a plurality of telescopic rods, the grooves are internally provided with support plates, the top ends of the telescopic rods are fixedly connected with the support plates, the telescopic rods are sleeved with compression springs, the top parts of the support plates are longitudinally provided with first chutes, the lower ends of the first chutes are communicated, the first chutes are internally provided with a plurality of first sliding blocks in a sliding manner, the top parts of the first sliding blocks are fixedly connected with sliding plates, two sliding plates are fixedly provided with protective covers, the protective covers are positioned at the outer sides of the touch screen, two sides of the bottom ends of the support plates are respectively, the protective cover is made of transparent materials;

the limiting mechanism comprises a positioning block, the positioning block is fixedly connected with the framework, a screw hole is longitudinally formed in one side of the bottom of the positioning block, a screw rod is arranged in the screw hole in a threaded mode, a through hole is formed in the inner side of the positioning block and communicated with the screw hole, a pressing block penetrates through the through hole and is rotatably connected with the screw rod, and the pressing block abuts against the bottom of the support plate through screwing the screw rod.

Furthermore, a first clamping groove is formed in the inner side of the frame, the touch screen is arranged in the frame, and the touch screen is clamped in the first clamping groove.

Furthermore, second clamping grooves are formed in four sides in the first clamping groove respectively, electric expansion plates are fixedly arranged on four sides of the touch screen respectively, and the electric expansion plates are clamped in the second clamping grooves when being extended.

Further, the electric telescopic plate comprises a fixed plate, the fixed plate is fixedly connected with the touch screen, a placing groove is formed in the top of the fixed plate, a movable plate is arranged in the placing groove in a vertically sliding mode, a plurality of electric push rods are fixedly arranged at the bottom of the placing groove, the top end of each electric push rod is fixedly connected with the movable plate, and all the electric push rods are electrically connected with the buttons.

Furthermore, a ferrule is sleeved at the upper end of the screw rod and is in running fit with the screw rod, the ferrule moves along with the up-and-down movement of the screw rod, and the side wall of the ferrule is fixedly connected with the pressing block.

Further, the button is mounted on the upper end side wall of the frame.

Furthermore, second sliding blocks are fixedly arranged on two sides of the lower end of the movable plate respectively, the two second sliding blocks are arranged in two second sliding grooves in a sliding mode respectively, and the two second sliding grooves are formed in two sides in the placing groove respectively.

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

1. through the arrangement of the telescopic rod, the groove, the compression spring, the protective cover, the sliding plate, the limiting mechanism and the like, the limiting mechanism fixes the position of the support plate, the protective cover is positioned on the outer side of the touch screen, the compression spring has a certain buffering effect on the protective cover, the protective cover protects the touch screen, meanwhile, the protective cover can also prevent dust from falling on the surface of the touch screen, and the dust on the surface of the protective cover is easy to wipe off, so that the problems that the existing vehicle-mounted touch screen is directly embedded in a console of an automobile, certain protection is lacked, and the existing vehicle-mounted touch screen is easy to break by foreign objects, so that certain loss is;

2. the screw is screwed upwards into the screw hole through the screw hole, the positioning block, the through hole, the pressing block and the like, the screw drives the pressing block to move upwards, the pressing block tightly abuts against the bottom of the support plate, the support plate is convenient to fix, and meanwhile, the protective cover can be taken out in a protection mode by screwing the screw downwards, so that the protective cover can be cleaned conveniently;

3. through the first draw-in groove that sets up, second draw-in groove and electric expansion plate isotructure, the touch-sensitive screen card is established at first draw-in groove, starts electric putter extension simultaneously and drives the fly leaf and remove, and the fly leaf is inserted and is established in the second draw-in groove, has improved the installation firmness of touch-sensitive screen, and when the touch-sensitive screen was dismantled to needs, start electric putter shrink and drive the fly leaf and move to the standing groove in, handheld touch-sensitive screen lower left corner or lower right corner remove, be convenient for take out the touch-sensitive screen from the frame.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and those skilled in the art can also obtain other drawings without creative efforts.

FIG. 1 is a front view of the present invention;

fig. 2 is a cross-sectional view of the first card slot provided by the present invention when cut;

fig. 3 is a cross-sectional view of the second card slot provided by the present invention when cut;

fig. 4 is an enlarged schematic view of a portion a provided by the present invention;

fig. 5 is an enlarged schematic view of the part B provided by the present invention;

fig. 6 is a sectional view of the limiting mechanism provided by the present invention;

fig. 7 is a sectional view of the electric expansion plate provided by the present invention;

fig. 8 is a right side sectional view provided by the present invention.

Description of reference numerals:

1. a frame; 2. a touch screen; 3. a first card slot; 4. an electric expansion plate; 41. a movable plate; 42. a fixing plate; 5. a second card slot; 6. a protective cover; 7. a groove; 8. a first chute; 9. a support plate; 10. a slide plate; 11. positioning blocks; 12. a screw; 13. briquetting; 14. a through hole; 15. a screw hole; 16. a ferrule; 17. a second slider; 18. a second chute; 19. a placement groove; 20. an electric push rod; 21. a button; 22. a first slider; 23. a telescopic rod; 24. compressing the spring.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The terms "including" and "having," and any variations thereof, in the description and claims of the invention and the above description of the drawings are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order.

Referring to fig. 1-5 and 8, the embodiment provides a portable capacitive touch screen with dustproof performance, which includes a frame 1, a touch screen 2 is installed in the frame 1, grooves 7 are respectively and longitudinally formed in two sides of the front surface of the frame 1, a plurality of telescopic rods 23 are fixedly arranged at the bottom of each groove 7, a support plate 9 is arranged in each groove 7, the top ends of the telescopic rods 23 are fixedly connected with the support plate 9, a compression spring 24 is sleeved on each telescopic rod 23, a first sliding groove 8 is longitudinally formed in the top of each support plate 9, the lower end of each first sliding groove 8 is penetrated, a plurality of first sliding blocks 22 are slidably arranged in each first sliding groove 8, the top of each first sliding block 22 is fixedly connected with a sliding plate 10, a protective cover 6 is fixedly arranged between the two sliding plates 10, the protective cover 6 is located outside the touch screen 2, two sides of the bottom end of each support plate;

through the arrangement of the telescopic rod 23, the groove 7, the compression spring 24, the protective cover 6, the sliding plate 10, the limiting mechanism and other structures, the limiting mechanism fixes the position of the support plate 9, the protective cover 6 is positioned on the outer side of the touch screen 2, when external force strikes the protective cover 6, the protective cover 6 has a certain buffering effect under the action of the compression spring 24, the protective cover 6 protects the touch screen 2, meanwhile, the protective cover 6 can also prevent dust from falling on the surface of the touch screen 2, and the dust on the surface of the protective cover 6 is easy to wipe off, so that the problems that the existing vehicle-mounted touch screen is directly embedded in an automobile console, certain protection is lacked, and certain loss is caused by being easily broken by foreign objects are solved;

referring to fig. 6, the limiting mechanism includes a positioning block 11, the positioning block 11 is fixedly connected to the frame 1, one side of the bottom of the positioning block 11 is longitudinally provided with a screw hole 15, a screw 12 is arranged in the screw hole 15, a through hole 14 is arranged inside the positioning block 11, the through hole 14 is communicated with the screw hole 15, a pressing block 13 is arranged in the through hole 14 in a penetrating manner, the pressing block 13 is rotatably connected to the screw 12, a ferrule 16 is sleeved on the upper end of the screw 12, the ferrule 16 is rotatably matched with the screw 12, the ferrule 16 moves along with the up-and-down movement of the screw 12, the side wall of the ferrule 16 is fixedly connected to.

Through the arrangement of the screw hole 15, the positioning block 11, the through hole 14, the pressing block 13 and the like, the screw 12 is screwed upwards into the screw hole 15, the screw 12 drives the pressing block 13 to move upwards, the pressing block 13 is tightly abutted to the bottom of the support plate 9, the support plate 9 is convenient to fix, and meanwhile, the support plate 9 can be taken out by screwing the screw 12 downwards, so that the protective cover 6 is protected and taken out, and the protective cover 6 is convenient to clean;

referring to fig. 3 and 7, a first slot 3 is formed on an inner side of a frame 1, a touch screen 2 is disposed in the frame 1, the touch screen 2 is clamped in the first slot 3, second slots 5 are respectively formed on four sides of the first slot 3, electric retractable plates 4 are respectively fixedly disposed on four sides of the touch screen 2, the electric retractable plates 4 are clamped in the second slots 5 when extending, the electric retractable plates 4 include fixing plates 42, the fixing plates 42 are fixedly connected with the touch screen 2, a placing slot 19 is formed on a top of the fixing plates 42, a movable plate 41 is slidably disposed in the placing slot 19 up and down, a plurality of electric push rods 20 are fixedly disposed at a bottom of the placing slot 19, a top end of each electric push rod 20 is fixedly connected with the movable plate 41, all the electric push rods 20 are electrically connected with a button 21, the button 21 is mounted on a side wall of an upper end of the frame 1, second sliders 17 are respectively fixedly disposed on two sides of a lower, two second sliding grooves 18 are respectively arranged on two sides in the placing groove 19.

Through the arrangement of the first clamping groove 3, the second clamping groove 5, the electric expansion plate 4 and other structures, the touch screen 2 is clamped in the first clamping groove 3, the electric push rod 20 is started to extend, the electric push rod 20 drives the movable plate 41 to move, the movable plate 41 is inserted in the second clamping groove 5, the installation firmness of the touch screen 2 is improved, meanwhile, when the touch screen 2 needs to be disassembled, the electric push rod 20 is started to contract, the electric push rod 20 drives the movable plate 41 to move into the placing groove 19, the touch screen 2 is held by a hand to move to the lower left corner or the lower right corner, and the touch screen 2 is convenient to take out from the frame 1;

the utility model discloses a theory of operation:

the limiting mechanism fixes the position of the support plate 9, the protective cover 6 is positioned on the outer side of the touch screen 2, when an external force strikes the protective cover 6, the protective cover 6 has a certain buffering effect under the action of the compression spring 24, the protective cover 6 protects the touch screen 2, meanwhile, the protective cover 6 can also prevent dust from falling on the surface of the touch screen 2, and the dust on the surface of the protective cover 6 is easy to wipe off; the screw 12 is screwed upwards into the screw hole 15, the screw 12 drives the pressing block 13 to move upwards, the pressing block 13 tightly abuts against the bottom of the support plate 9, the support plate 9 is convenient to fix, meanwhile, the screw 12 is screwed out downwards, the support plate 9 can be taken out, the protective cover 6 is taken out in a protecting mode, and the protective cover 6 is convenient to clean; 2 cards of touch-sensitive screen are established at first draw-in groove 3, start electric putter 20 extension simultaneously, electric putter 20 drives fly leaf 41 and removes, fly leaf 41 is inserted and is established in second draw-in groove 5, touch-sensitive screen 2's installation firmness has been improved, simultaneously when touch-sensitive screen 2 is dismantled to needs, start electric putter 20 and contract, electric putter 20 drives fly leaf 41 and moves to the standing groove 19 in, handheld touch-sensitive screen 2 lower left corner or lower right corner remove, be convenient for take out touch-sensitive screen 2 from frame 1.

The above description is only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings of the utility model, or the direct or indirect application in other related technical fields, are included in the patent protection scope of the utility model.

Claims

1. The utility model provides a portable capacitive touch screen with dustproof performance which characterized in that: the touch screen is installed in the frame, grooves are respectively and longitudinally formed in two sides of the front face of the frame, a plurality of telescopic rods are fixedly arranged at the bottom in each groove, a support plate is arranged in each groove, the top end of each telescopic rod is fixedly connected with the support plate, a compression spring is sleeved on each telescopic rod, a first sliding groove is longitudinally formed in the top of each support plate, the lower end of each first sliding groove is communicated, a plurality of first sliding blocks are arranged in each first sliding groove in a sliding mode, the tops of the first sliding blocks are fixedly connected with sliding plates, a protective cover is fixedly arranged between the two sliding plates and located on the outer side of the touch screen, limiting mechanisms are respectively arranged on two sides of the bottom end of each support plate, the limiting mechanisms are fixedly arranged at the bottom of;

2. The portable capacitive touch screen with dustproof performance of claim 1, wherein: a first clamping groove is formed in the inner side of the frame, the touch screen is arranged in the frame, and the touch screen is clamped in the first clamping groove.

3. The portable capacitive touch screen with dustproof performance according to claim 2, wherein: second clamping grooves are formed in four sides in the first clamping groove respectively, electric telescopic plates are fixedly arranged on four sides of the touch screen respectively, and the electric telescopic plates are clamped in the second clamping grooves when extending.

4. The portable capacitive touch screen with dustproof performance of claim 3, wherein: the electric telescopic plate comprises a fixed plate, the fixed plate is fixedly connected with the touch screen, a placing groove is formed in the top of the fixed plate, a movable plate is arranged in the placing groove in a sliding mode, a plurality of electric push rods are fixedly arranged at the bottom of the placing groove, the top ends of the electric push rods are fixedly connected with the movable plate, and all the electric push rods are electrically connected with the buttons.

5. The portable capacitive touch screen with dustproof performance of claim 1, wherein: the upper end of the screw rod is sleeved with a ferrule, the ferrule is in running fit with the screw rod, the ferrule moves along with the screw rod moving up and down, and the side wall of the ferrule is fixedly connected with the pressing block.

6. The portable capacitive touch screen with dustproof performance according to claim 4, wherein: the button is installed on the lateral wall of the upper end of the frame.

7. The portable capacitive touch screen with dustproof performance according to claim 4, wherein: the two sides of the lower end of the movable plate are respectively and fixedly provided with a second sliding block, the two second sliding blocks are respectively arranged on two second sliding grooves in a sliding mode, and the two second sliding grooves are respectively arranged on the two sides in the placing groove.