CN211827229U

CN211827229U - Capacitive touch screen with automatic frequency modulation function

Info

Publication number: CN211827229U
Application number: CN202020523531.XU
Authority: CN
Inventors: 漆飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-10-30
Anticipated expiration: 2030-04-11

Abstract

The utility model discloses a capacitive touch screen with automatic frequency modulation function, which comprises a touch screen shell, wherein the upper side of the touch screen shell is rotatably connected with a screen frame through a hinge, the inner side of the screen frame is provided with a touch screen main body, one side of the screen frame is provided with a connecting slot, one side of the touch screen shell is provided with a connecting chute, the inside of the connecting chute is provided with a connecting plug in a sliding manner, and the bottom of the connecting chute is provided with a reset spring; the utility model discloses a connecting plug, connecting slot and reset spring of design, the connection slide button that only needs to stir connecting plug one end and connect when the touch-sensitive screen main part goes wrong drives connecting plug roll-off from connecting slot in, then can open screen frame from the touch-sensitive screen shell to touch-sensitive screen main part on the screen frame overhauls, need not to pull down whole touch-sensitive screen shell and opens again and overhaul, convenient and fast more when overhauing.

Description

Capacitive touch screen with automatic frequency modulation function

Technical Field

The utility model relates to a touch-sensitive screen technical field specifically is a capacitive touch screen who possesses automatic frequency modulation function.

Background

The capacitive touch screen technology works by using 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 one layer of ITO, the outermost layer is a thin-layer silica glass protective layer, the interlayer ITO coating serves as a working surface, four electrodes are led out from four corners, and the inner layer of ITO serves as a shielding layer to guarantee a good working environment. When a finger touches the metal layer, a coupling capacitance is formed between the user and the touch screen surface due to the electric field of the human body, and for high frequency currents, the capacitance is a direct conductor, so that the finger draws a small current from the contact point. The currents respectively flow out of the electrodes on the four corners of the touch screen, the currents flowing through the four electrodes are in direct proportion to the distances from the fingers to the four corners, and the controller obtains the position of a touch point through accurate calculation of the proportion of the four currents.

The capacitive touch screen with the automatic frequency modulation function is used for a long time, the screen breaks down and needs to be opened for maintenance, and the screen is usually embedded in a shell and needs to be completely detached to be opened for maintenance.

Disclosure of Invention

An object of the utility model is to provide a capacitive touch screen who possesses automatic frequency modulation function has solved current capacitive touch screen who possesses automatic frequency modulation function and uses the back for a long time, and the screen can break down and need open and overhaul, because the screen gomphosis usually in the casing, need pull down the touch-sensitive screen completely and just can open and overhaul more troublesome problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a capacitive touch screen that possesses automatic frequency modulation function, includes the touch-sensitive screen shell, the upside of touch-sensitive screen shell is connected with the screen frame through the hinge rotation, the inboard of screen frame is provided with the touch-sensitive screen main part, connecting slot has been seted up to one side of screen frame, connecting sliding groove has been seted up to one side of touch-sensitive screen shell, connecting sliding groove's inside slip is provided with connecting plug, connecting sliding groove's bottom is provided with reset spring, reset spring's one end and connecting plug are connected, connecting plug's one end is connected with connects smooth button, connect smooth button slidable mounting in the one end of connecting sliding groove.

Preferably, the downside of touch-sensitive screen shell is provided with the connecting plate, the dashpot has been seted up to the lower surface of touch-sensitive screen shell, the inside of dashpot is provided with rubber buffer pad, rubber buffer pad's inner wall is provided with auxiliary spring, auxiliary spring's one end is connected with the slurcam, rubber buffer pad's inboard bottom is provided with the main spring, the one end of connecting plate is provided with the cushion post, the cushion post inserts in the rubber buffer pad, and the one end and the cushion post fixed connection of main spring.

Preferably, one end of each of the main spring and the auxiliary spring penetrates through the buffer rubber pad, and one end of each of the main spring and the auxiliary spring is fixedly connected with the inner wall of the buffer groove.

Preferably, the pushing plate is installed in the inside of cushion rubber pad in an inclined manner, and both sides of the upper end of the buffer column are provided with inclined planes and are attached to the pushing plate.

Preferably, the touch screen body comprises a protective layer, an electrode layer, a middle conducting layer, a glass layer and a lower conducting layer from top to bottom in sequence.

Preferably, one end of the connecting plug is provided with a chamfer, and the lower surface of one side of the screen frame is provided with an inclined surface corresponding to the chamfer of the connecting plug.

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

1. the utility model discloses a connecting plug, connecting slot and reset spring of design, the connection slide button that only needs to stir connecting plug one end and connect when the touch-sensitive screen main part goes wrong drives connecting plug roll-off from connecting slot in, then can open screen frame from the touch-sensitive screen shell to touch-sensitive screen main part on the screen frame overhauls, need not to pull down whole touch-sensitive screen shell and opens again and overhaul, convenient and fast more when overhauing.

2. The utility model discloses a main spring, dashpot, cushion rubber pad and the auxiliary spring of design, the vibration that equipment or device produced when using the touch-sensitive screen through connecting plate fixed mounting can promote compression main spring, cushion rubber pad and auxiliary spring through the buffering post and cushion to reduce the vibration that the touch-sensitive screen shell received, prevent that the touch-sensitive screen shell from leading to the phenomenon that fatigue damage appears in inside because long-term vibration.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the main structure of the touch screen of the present invention;

FIG. 3 is a schematic view of the connection structure of the connection plug of the present invention;

fig. 4 is the schematic view of the installation structure of the buffer post of the present invention.

In the figure: 1. a touch screen housing; 2. a screen frame; 3. a touch screen main body; 4. a connecting plate; 5. a slide button is connected; 6. a protective layer; 7. an electrode layer; 8. an intermediate conductive layer; 9. a glass layer; 10. a lower conductive layer; 11. connecting the sliding chute; 12. a connecting plug; 13. connecting the slots; 14. a return spring; 15. a main spring; 16. a buffer tank; 17. a cushion rubber pad; 18. an auxiliary spring; 19. a push plate; 20. and (7) buffering the column.

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.

Example 1:

referring to fig. 1-4, a capacitive touch screen with an automatic frequency modulation function includes a touch screen housing 1, the upper side of the touch screen housing 1 is rotatably connected to a screen frame 2 through a hinge, the inner side of the screen frame 2 is provided with a touch screen main body 3, one side of the screen frame 2 is provided with a connection slot 13, one side of the touch screen housing 1 is provided with a connection chute 11, the inside of the connection chute 11 is slidably provided with a connection plug 12, the bottom of the connection chute 11 is provided with a return spring 14, one end of the return spring 14 is connected to the connection plug 12, one end of the connection plug 12 is connected to a connection slide button 5, the connection slide button 5 is slidably mounted at one end of the connection chute 11, after long-time use, the touch screen main body 3 is broken down and needs to be overhauled, the sliding button 5 can be connected in a sliding mode to drive the connecting plug 12 to slide out of the connecting slot 13, and then the screen frame 2 is lifted up to overhaul or replace the touch screen main body 3.

Referring to fig. 4, a connecting plate 4 is disposed on a lower side of a touch screen housing 1, a buffer groove 16 is formed in a lower surface of the touch screen housing 1, a buffer rubber pad 17 is disposed inside the buffer groove 16, an auxiliary spring 18 is disposed on an inner wall of the buffer rubber pad 17, one end of the auxiliary spring 18 is connected with a pushing plate 19, a main spring 15 is disposed at a bottom of an inner side of the buffer rubber pad 17, a buffer column 20 is disposed at one end of the connecting plate 4, the buffer column 20 is inserted into the buffer rubber pad 17, and one end of the main spring 15 is fixedly connected with the buffer column 20, when a shock is received, the buffer column 20 slides to compress the main spring 15, and buffers by elasticity of the main spring 15, and meanwhile, the pushing plate 19 is pressed to compress the buffer rubber pad 17 and the auxiliary spring 18 by the.

Referring to fig. 4, one ends of the main spring 15 and the auxiliary spring 18 both penetrate through the cushion rubber pad 17, and one ends of the main spring 15 and the auxiliary spring 18 are fixedly connected with the inner wall of the cushion slot 16, so that the main spring 15 and the auxiliary spring 18 are conveniently fixed in the cushion slot 16, and the cushion post 20 and the cushion rubber pad 17 are fixed.

Referring to fig. 4, the pushing plate 19 is installed inside the cushion rubber pad 17 in an inclined manner, and two sides of the upper end of the buffer column 20 are provided with inclined surfaces and attached to the pushing plate 19, so that the buffer column 20 can push the pushing plate 19 to slide and extrude the cushion rubber pad 17 and the auxiliary spring 18.

Referring to fig. 2, the touch screen main body 3 sequentially includes a protective layer 6, an electrode layer 7, an intermediate conductive layer 8, a glass layer 9, and a lower conductive layer 10 from top to bottom, so that the touch screen main body 3 can be conveniently touched during use.

Referring to fig. 3, one end of the connection plug 12 is provided with a chamfer, and the lower surface of one side of the screen frame 2 is provided with an inclined surface corresponding to the chamfer of the connection plug 12, so that the connection plug 12 can be conveniently pushed to slide when the screen frame 2 is covered on the touch screen housing 1.

The working principle is as follows: the capacitive touch screen is installed at a using position through the connecting plate 4, when equipment or a device vibrates, the buffer column 20 slides in the buffer rubber pad 17, the buffer is buffered by compressing the main spring 15, the pushing plate 19 is simultaneously extruded, the pushing plate 19 pushes the compression auxiliary spring 18 and the buffer rubber pad 17, the buffer is assisted by the elasticity of the auxiliary spring 18 and the buffer rubber pad 17, so that the vibration suffered by the capacitive touch screen in the using process is reduced, after the capacitive touch screen is used for a long time, the touch screen main body 3 needs to be disassembled for overhaul or replacement when the touch screen main body is broken down or damaged, the connecting plug 12 can be driven by the sliding connection sliding button 5 to slide out of the connecting slot 13, then the touch screen main body 3 can be overhauled or replaced by lifting the screen frame 2, the touch screen main body 3 is attached to the inner side of the screen frame 2 in the installation process, then the screen frame 2 is covered on the touch screen shell 1, then the connecting plug 12 is pushed by the elasticity of the return spring 14 to be inserted into the connecting slot 13 to limit and fix the screen frame 2, and the installation is completed.

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. The utility model provides a capacitive touch screen that possesses automatic frequency modulation function, includes touch-sensitive screen shell (1), its characterized in that: the upside of touch-sensitive screen shell (1) is connected with screen frame (2) through the hinge rotation, the inboard of screen frame (2) is provided with touch-sensitive screen main part (3), connect slot (13) have been seted up to one side of screen frame (2), connect spout (11) have been seted up to one side of touch-sensitive screen shell (1), the inside slip of connecting spout (11) is provided with connecting plug (12), the bottom of connecting spout (11) is provided with reset spring (14), the one end and the connecting plug (12) of reset spring (14) are connected, the one end of connecting plug (12) is connected with connects smooth button (5), connect smooth button (5) slidable mounting in the one end of connecting spout (11).

2. The capacitive touch screen with auto-tuning function of claim 1, wherein: the downside of touch-sensitive screen shell (1) is provided with connecting plate (4), dashpot (16) have been seted up to the lower surface of touch-sensitive screen shell (1), the inside of dashpot (16) is provided with cushion rubber pad (17), the inner wall of cushion rubber pad (17) is provided with auxiliary spring (18), the one end of auxiliary spring (18) is connected with slurcam (19), the inboard bottom of cushion rubber pad (17) is provided with main spring (15), the one end of connecting plate (4) is provided with buffering post (20), buffering post (20) insert in cushion rubber pad (17), and the one end and buffering post (20) fixed connection of main spring (15).

3. The capacitive touch screen with auto-tuning function of claim 2, wherein: one ends of the main spring (15) and the auxiliary spring (18) penetrate through the buffer rubber pad (17), and one ends of the main spring (15) and the auxiliary spring (18) are fixedly connected with the inner wall of the buffer groove (16).

4. The capacitive touch screen with auto-tuning function of claim 2, wherein: the pushing plate (19) is installed in the buffer rubber pad (17) in an inclined mode, and two sides of the upper end of the buffer column (20) are arranged to be inclined planes and attached to the pushing plate (19).

5. The capacitive touch screen with auto-tuning function of claim 1, wherein: the touch screen main body (3) sequentially comprises a protective layer (6), an electrode layer (7), a middle conducting layer (8), a glass layer (9) and a lower conducting layer (10) from top to bottom.

6. The capacitive touch screen with auto-tuning function of claim 1, wherein: one end of the connecting plug (12) is provided with a chamfer, and the lower surface of one side of the screen frame (2) is provided with an inclined surface corresponding to the chamfer of the connecting plug (12).