CN209946857U

CN209946857U - Liquid crystal light energy handwriting board

Info

Publication number: CN209946857U
Application number: CN201920758086.2U
Authority: CN
Inventors: 薛亮
Original assignee: Shenzhen Time Wisdom Light Technology Co Ltd
Current assignee: Shenzhen Time Wisdom Light Technology Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-14
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a liquid crystal light energy handwriting pad, including the installation frame, installation frame rear end middle part is seted up flutedly, middle part fixedly connected with circuit board in the installation frame, be provided with the handwriting membrane between the installation frame inboard, the handwriting membrane outside is provided with transparent polyimide film, before handwriting the membrane bottom, rear end fixedly connected with patch tube, patch tube inside is provided with positive electrode and negative electrode, patch tube both sides lower part fixedly connected with insulation support, insulation support intraductal middle part has insulating button through expanding spring connection, the opening has been seted up to the inboard bottom central point of installation frame, the opening sets up with the patch tube relatively, and the middle part is provided with the current-conducting tube in the opening. The utility model discloses a set up transparent polyimide film, polyester conductive bottom film, polyester conductive front film, tempering layer, extension board, junction tube and conductive tube structure, have the cost-effective, be convenient for write by hand membrane and circuit board and be connected and the advantage of use.

Description

Liquid crystal light energy handwriting board

Technical Field

The utility model relates to a handwriting pad technical field specifically is a liquid crystal light energy handwriting pad.

Background

The handwriting board is also called as a digital drawing board, is an electronic device which adopts a high-tech liquid crystal technology, displays characters, patterns and graphs by pressure induction and finishes writing by pressing to and fro.

However, the prior art has the following defects:

1. when the existing handwriting board is used for writing, a structure fixing structure is not provided, so that the writing is inconvenient, and the handwriting board is poor in flexibility and easy to damage;

2. when the existing handwriting board is connected with a handwriting film and a circuit board, an installation frame outside the handwriting board needs to be disassembled, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a liquid crystal light energy handwriting pad has solved and has had the flexibility of current handwriting pad among the prior art relatively poor, fragile, and write the inconvenient problem of connection of membrane.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a liquid crystal light energy handwriting pad comprises an installation frame, wherein a groove is formed in the middle of the rear end of the installation frame, a telescopic rod is movably connected to the middle section of the top end in the groove through a hinged shaft, a support plate is installed at the bottom end of the telescopic rod, a circuit board is fixedly connected to the middle part in the installation frame, a handwriting film is arranged between the inner sides of the installation frame, a transparent polyimide film is arranged outside the handwriting film, a toughened layer is coated on the surface of the transparent polyimide film, wiring tubes are fixedly connected to the front end and the rear end of the bottom of the handwriting film, a positive electrode and a negative electrode are arranged inside the wiring tubes, the positive electrode is arranged on the left side of the negative electrode, insulating sleeves are fixedly connected to the lower parts of the two sides of the wiring tubes, insulating buttons are connected to the middle, the opening sets up with the junction box relatively, and the middle part is provided with the current-conducting tube in the opening.

Preferably, a power switch is embedded in the center of the lower portion of the front surface of the mounting frame, and the bottom end of the mounting frame is clamped with a writing pen through a clamping plate.

Preferably, the handwriting film comprises a polyester conductive bottom film, a liquid crystal layer and a polyester conductive front film, the polyester conductive bottom film is arranged on the left side of the polyester conductive front film, and the liquid crystal layer is arranged between the polyester conductive bottom film and the polyester conductive front film.

Preferably, the wiring tube is connected with the clamping grooves formed in the lower portions of the two sides of the conductive tube through the clamping blocks arranged on the two sides of the bottom end of the wiring tube, and the conductive tube is sleeved inside the wiring tube.

Preferably, the central position of the bottom end of the mounting frame is provided with a power interface, and the power interface is electrically connected with the circuit board.

Preferably, the insulating button is connected with the slider joint of the inboard sliding connection of slide rail, and the slide rail is installed in the inside both sides of opening.

(III) advantageous effects

The utility model provides a liquid crystal light energy handwriting pad possesses following beneficial effect:

(1) the utility model has the advantages that the support plate, the telescopic rod, the transparent polyimide film, the polyester conductive bottom film and the polyester conductive front film are arranged, the writing is convenient, the effect of the flexible performance of the handwriting board is realized, the problem that the writing is inconvenient due to the fact that the existing handwriting board has no structure fixing structure when writing is solved, the handwriting board has poor flexibility and is easy to damage is solved, the telescopic rod is connected with the middle part of the inner top of the groove at the rear end of the installation frame through the articulated shaft, the support plate at the bottom end of the telescopic rod is used for supporting the handwriting board when writing, the handwriting film comprises the polyester conductive bottom film, the liquid crystal layer and the polyester conductive front film, the transparent polyimide film is arranged on the surface of the handwriting film, the polyester conductive bottom film, the polyester conductive front film and the transparent polyimide film have good flexibility, the handwriting film has flexibility, and the handwriting film is promoted to, and the external pressure is buffered.

(2) The utility model has the advantages that the wiring tube, the through hole and the conductive tube are arranged, the effect of conveniently connecting the positive electrode, the negative electrode and the circuit board by wires is achieved, the problem that the positive electrode, the negative electrode and the circuit board of the handwriting film are inconvenient to connect is solved, the positive electrode and the negative electrode are arranged at the middle part in the wiring tube, the insulation button is pressed, under the flexibility of the telescopic spring, the insulating button enters the insulating sleeve, the insulating button is connected with the sliding block in a clamping way, downward force is applied to the wire connecting tube, the sliding block vertically moves downwards at the outer end of the sliding rail, so that the wire connecting tube can sleeve the conductive tube in the middle of the through hole, so that the positive electrode and the negative electrode in the middle part of the wiring tube are electrically connected with the conductive tube at the upper end of the circuit board, and the clamping blocks at the two sides of the bottom end of the wiring tube are connected with the clamping grooves at the lower parts of the two sides of the conductive tube, so that the structure after the wiring tube and the conductive tube are connected is fixed.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic side view of the interior of the present invention;

FIG. 3 is a schematic view of the interior of the present invention;

fig. 4 is the inside schematic view of the port of the present invention.

The reference numbers in the figures are: 1. a mounting frame; 2. a toughening layer; 3. a transparent polyimide film; 4. a handwriting film; 5. clamping a plate; 6. a stylus pen; 7. a power switch; 8. a polyester conductive base film; 9. a liquid crystal layer; 10. a polyester conductive front film; 11. a wire connecting pipe; 12. a positive electrode; 13. a negative electrode; 14. a circuit board; 15. hinging a shaft; 16. a groove; 17. a telescopic rod; 18. a support plate; 19. a power interface; 20. a port; 21. an insulating sleeve; 22. a tension spring; 23. a slider; 24. a conductive tube; 25. an insulating button; 26. a slide rail; 27. a card slot; 28. And (7) clamping blocks.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a liquid crystal light energy handwriting pad comprises an installation frame 1, a groove 16 is arranged in the middle of the rear end of the installation frame 1, a power switch 7 is embedded in the central position of the lower portion of the front surface of the installation frame 1, a handwriting pen 6 is clamped at the bottom end of the installation frame 1 through a clamping plate 5, a telescopic rod 17 is movably connected to the middle section of the top end in the groove 16 through a hinging shaft 15, a support plate 18 is arranged at the bottom end of the telescopic rod 17, a circuit board 14 is fixedly connected to the middle of the inner portion of the installation frame 1, a power interface 19 is arranged at the central position of the bottom end of the installation frame 1, the power interface 19 is electrically connected with the circuit board 14, a handwriting film 4 is arranged between the inner sides of the installation frame 1, the handwriting film 4 comprises a polyester conductive bottom film 8, a liquid crystal layer 9 and a polyester conductive front film 10, the middle of the top of a groove 16 at the rear end of the installation frame 1 is connected with a telescopic rod 17 through a hinged shaft 15, a support plate 18 at the bottom end of the telescopic rod 17 is used for supporting the handwriting board during writing, the handwriting film 4 comprises a polyester conductive bottom film 8, a liquid crystal layer 9 and a polyester conductive front film 10, the surface of the handwriting film 4 is provided with a transparent polyimide film 3, the polyester conductive bottom film 8, the polyester conductive front film 10 and the transparent polyimide film 3 have good flexibility, so that the handwriting film 4 has flexibility, the handwriting film 4 is enabled to buffer external pressure when being subjected to external hard pressure, the transparent polyimide film 3 is arranged outside the handwriting film 4, the surface of the transparent polyimide film 3 is coated with a toughened layer 2, the front end and the rear end of the handwriting film 4 are fixedly connected with a wiring pipe 11, and a positive electrode 12 and a negative electrode 13 are arranged inside the wiring pipe 11, the positive electrode 12 is arranged on the left side of the negative electrode 13, the lower parts of both sides of the wiring tube 11 are fixedly connected with an insulating sleeve 21, the middle part in the insulating sleeve 21 is connected with an insulating button 25 through a telescopic spring 22, the insulating button 25 extends out of the inside of the insulating sleeve 21, the insulating button 25 is connected with a slide block 23 which is connected with the inner side of a slide rail 26 in a sliding way, the slide rail 26 is arranged on both sides in the through hole 20, the through hole 20 is arranged at the center position of the bottom end of the inner side of the installation frame 1, the through hole 20 is arranged opposite to the wiring tube 11, a conductive tube 24 is arranged in the middle part in the through hole 20, the wiring tube 11 is connected with clamping grooves 27 which are arranged on the lower parts of both sides of the conductive tube 24 through clamping blocks 28 which are arranged on both sides of the bottom end, the conductive tube 24 is sleeved in the wiring, insulating button 25 is connected with slider 23 joint, apply decurrent power to wire connection tube 11, slider 23 carries out perpendicular decurrent removal in slide rail 26 outer end, make wire connection tube 11 to the contact tube 24 of middle part in opening 20 effect of cup jointing, make positive electrode 12 and the negative electrode 13 in wire connection tube 11 and the contact tube 24 electric connection of circuit board 14 upper end, and utilize the fixture block 28 and the draw-in groove 27 of contact tube 24 both sides lower part of wire connection tube 11 bottom both sides to be connected, fix the structure after wire connection tube 11 and contact tube 24 connect.

The working principle is as follows: when the handwriting board is used, the handwriting board is supplied with electric power through the power interface 19, after the handwriting board is charged, the power switch 7 is pressed to open the handwriting board, the handwriting pen 6 is clamped on the inner side of the clamping plate 5 at the bottom end of the installation frame 1, the handwriting pen 6 is used for writing on the handwriting board, in the using process, the middle of the inner top of the groove 16 at the rear end of the installation frame 1 is connected with the telescopic rod 17 through the hinged shaft 15, the support plate 18 at the bottom end of the telescopic rod 17 is used for supporting the handwriting board during writing, the handwriting film 4 comprises a polyester conductive bottom film 8, a liquid crystal layer 9 and a polyester conductive front film 10, the surface of the handwriting film 4 is provided with the transparent polyimide film 3, the polyester conductive bottom film 8, the polyester conductive front film 10 and the transparent polyimide film 3 have good flexibility, so that the handwriting film 4 has flexibility, and when the handwriting film 4 is under the external hard pressure, buffering the external pressure, avoiding hard contact between the handwriting pad and the external environment, causing damage to the handwriting pad, and uniformly coating a toughened layer 2 on the surface of a transparent polyimide film 3 to protect a handwriting film 4, meanwhile, arranging a positive electrode 12 and a negative electrode 13 in the middle of a wiring tube 11, pressing an insulating button 25, under the self elasticity of a telescopic spring 22, the insulating button 25 enters an insulating sleeve 21, the insulating button 25 is connected with a sliding block 23 in a clamping manner, exerting a downward force on the wiring tube 11, vertically moving the sliding block 23 downwards at the outer end of a sliding rail 26, so that the wiring tube 11 performs a sleeving effect on a conductive tube 24 in the middle of an opening 20, electrically connecting the positive electrode 12 and the negative electrode 13 in the middle of the wiring tube 11 with the conductive tube 24 at the upper end of a circuit board 14, and connecting the clamping blocks 28 at two sides of the bottom end of the wiring tube 11 with clamping grooves 27 at the lower parts of two, the structure of the connection tube 11 and the conductive tube 24 is fixed.

To sum up can, the utility model discloses a set up transparent polyimide film 3, polyester conductive base film 8, polyester conductive front film 10, tempering layer 2, extension board 18, junction tube 11 and conductive tube 24 structure, solved and to have the flexibility of current handwriting pad among the prior art relatively poor, fragile, and write the inconvenient problem of connection of membrane.

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. The utility model provides a liquid crystal light energy handwriting pad, includes installation frame (1), its characterized in that: the installation frame (1) rear end middle part is provided with a groove (16), the top end middle section in the groove (16) is movably connected with a telescopic rod (17) through a hinged shaft (15), a support plate (18) is installed at the bottom end of the telescopic rod (17), the middle part in the installation frame (1) is fixedly connected with a circuit board (14), a handwriting film (4) is arranged between the inner sides of the installation frame (1), a transparent polyimide film (3) is arranged outside the handwriting film (4), the surface of the transparent polyimide film (3) is coated with a toughening layer (2), the front and rear ends of the bottom of the handwriting film (4) are fixedly connected with a wiring tube (11), a positive electrode (12) and a negative electrode (13) are arranged inside the wiring tube (11), the positive electrode (12) is arranged on the left side of the negative electrode (13), and the lower parts of the two sides of the wiring tube, middle part is connected with insulation button (25) through expanding spring (22) in insulation support (21), and inside insulation button (25) extended insulation support (21), opening (20) have been seted up to inboard bottom central point of installation frame (1), opening (20) set up with wire barrel (11) relatively, and middle part is provided with current-conducting tube (24) in opening (20).

2. The liquid crystal light energy handwriting board according to claim 1, characterized in that: install installation frame (1) positive surface lower part central point and inlay there is switch (7), and install frame (1) bottom and have writing pen (6) through cardboard (5) joint.

3. The liquid crystal light energy handwriting board according to claim 1, characterized in that: the handwriting film (4) comprises a polyester conductive bottom film (8), a liquid crystal layer (9) and a polyester conductive front film (10), the polyester conductive bottom film (8) is arranged on the left side of the polyester conductive front film (10), and the liquid crystal layer (9) is arranged between the polyester conductive bottom film (8) and the polyester conductive front film (10).

4. The liquid crystal light energy handwriting board according to claim 1, characterized in that: the wiring tube (11) is connected with the clamping grooves (27) formed in the lower portions of the two sides of the conductive tube (24) through the clamping blocks (28) formed in the two sides of the bottom end of the wiring tube (11), and the conductive tube (24) is sleeved inside the wiring tube (11).

5. The liquid crystal light energy handwriting board according to claim 1, characterized in that: the installation frame (1) bottom central point puts and is provided with power source (19), and electric connection between power source (19) and circuit board (14).

6. The liquid crystal light energy handwriting board according to claim 1, characterized in that: insulating button (25) are connected with inboard sliding connection's of slide rail (26) slider (23) joint, and slide rail (26) are installed in inside both sides of opening (20).