CN219016743U - Liquid crystal handwriting board device - Google Patents
Liquid crystal handwriting board device Download PDFInfo
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- CN219016743U CN219016743U CN202223162205.9U CN202223162205U CN219016743U CN 219016743 U CN219016743 U CN 219016743U CN 202223162205 U CN202223162205 U CN 202223162205U CN 219016743 U CN219016743 U CN 219016743U
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- liquid crystal
- circuit board
- crystal handwriting
- board
- films
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a liquid crystal handwriting board device which comprises a plurality of liquid crystal handwriting films, a circuit board, a rechargeable battery and a back board, wherein the liquid crystal handwriting films are fixedly adhered to the back board, the circuit board is arranged on the side edge of the back board, all the liquid crystal handwriting films on the back board are electrically connected with the circuit board, each liquid crystal handwriting film is provided with a corresponding control switch on the circuit board, the control switches can independently control the electrifying state of the corresponding liquid crystal handwriting film, and the rechargeable battery is arranged at the bottom end of the circuit board and is electrically connected with the circuit board. The liquid crystal handwriting board device is provided with a plurality of liquid crystal handwriting films, each liquid crystal handwriting film is provided with an independent control switch, and the clearance control switch can independently control each liquid crystal handwriting film, so that the liquid crystal handwriting board device is extremely convenient to use as an autonomous card punch, a temporary notepad, a memo and a schedule.
Description
Technical Field
The utility model relates to the technical field of liquid crystal handwriting films, in particular to a liquid crystal handwriting board device.
Background
For children in teenagers and children stages, if better self-discipline habit can be developed in learning and life, profound effects and great changes can be produced on their life, however, due to their small age, poor self-control, easy distraction, no external constraint, good behavior guidelines are difficult to form. The autonomous punch as the simplest habit forming tool strengthens the constant confidence of holding by regularly punching the punch record task, but the tool has the advantages of too single record form, lack of the ceremony feeling of punching the punch, no interestingness, difficulty in exciting the continuous impulse, difficulty in attracting the attention of teenagers, and incapability of repeatedly using the record punch form of paper edition, and incapability of sustaining the use effect.
Disclosure of Invention
The utility model mainly aims to provide a liquid crystal handwriting board device which can be used as an autonomous card punch, a temporary notepad, a memo and a schedule.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
the utility model provides a liquid crystal handwriting board device, which comprises a plurality of liquid crystal handwriting films, a circuit board, a rechargeable battery and a back board, wherein the liquid crystal handwriting films are fixedly adhered to the back board, the circuit board is arranged on the side edge of the back board, all the liquid crystal handwriting films on the back board are electrically connected with the circuit board, each liquid crystal handwriting film is provided with a corresponding control switch on the circuit board, the control switches can independently control the electrifying states of the corresponding liquid crystal handwriting films, and the rechargeable battery is arranged at the bottom end of the circuit board and is electrically connected with the circuit board.
Further, the liquid crystal handwriting films adhered on the back plate are parallel to each other and have equal vertical spacing.
Further, the circuit board is designed to be L-shaped, and the backboard is arranged on the left side or the right side of the circuit board.
Further, a first electric terminal and a second electric terminal are arranged on the liquid crystal handwriting film, welding points are arranged on the first electric terminal and the second electric terminal, and the liquid crystal handwriting film is welded and fixed on the circuit board through the welding points.
Further, a power switch is arranged at the bottom of the circuit board and used for controlling the electrifying state of the circuit board.
Further, the rechargeable battery is provided with a positive electrode wire and a negative electrode wire, and the positive electrode wire and the negative electrode wire are welded and fixed on the circuit board.
The utility model has the beneficial effects that:
the liquid crystal handwriting board device provided by the utility model is provided with a plurality of liquid crystal handwriting films, each liquid crystal handwriting film is provided with an independent control switch, the clearance control switch can independently control each liquid crystal handwriting film, each liquid crystal handwriting film is used as a card for punching, the handwriting color of each liquid crystal handwriting film can be set to be various, originality can be brought into play, free DIY can be realized, the liquid crystal handwriting film can be used as a task card, the interest of punching is increased, the enthusiasm of children is better mobilized, the card punching becomes a habit, and the autonomy of the children is enhanced; the liquid crystal handwriting film is energy-saving and power-saving, and can be repeatedly used for a plurality of times, and the liquid crystal handwriting board device can be used as an autonomous card punch and can also be used as a temporary memorandum, a supermarket price tag and other scenes needing to change recorded contents at any time.
Drawings
Fig. 1 is a schematic structural diagram of a liquid crystal handwriting board device of the present utility model.
Reference numerals illustrate:
100: a liquid crystal handwriting film; 101: a first electrical terminal; 102: a second electrical terminal; 103: welding points; 200: a circuit board; 201: a control switch; 202: a power switch; 300: a rechargeable battery; 301: a positive electrode lead; 302: a negative electrode lead; 400: a back plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1, the present utility model provides a liquid crystal handwriting board device, which includes ten liquid crystal handwriting films 100, a circuit board 200, a rechargeable battery 300, and a back plate 400, wherein the liquid crystal handwriting films 100 are fixedly adhered to the back plate 400, and the liquid crystal handwriting films 100 adhered to the back plate 400 are parallel to each other and have equal vertical spacing. The circuit board 200 is disposed on the right side of the back plate 400, all the liquid crystal handwriting films 100 on the back plate 400 are electrically connected with the circuit board 200, a first electric connection terminal 101 and a second electric connection terminal 102 are disposed on the liquid crystal handwriting films 100, welding points 103 are disposed on the first electric connection terminal 101 and the second electric connection terminal 102, and the welding points 103 are welded and fixed on the circuit board 200. Each of the liquid crystal handwriting films 100 is provided with a corresponding control switch 201 on the circuit board 200, the control switch 201 can individually control the energizing state of the corresponding liquid crystal handwriting film 100, the rechargeable battery 300 is arranged at the bottom end of the circuit board 200 and is electrically connected with the circuit board 200, and a charging interface is arranged on the circuit board 200 for the rechargeable battery 300. The rechargeable battery 300 is provided with a positive electrode lead 301 and a negative electrode lead 302, and the positive electrode lead 301 and the negative electrode lead 302 are welded and fixed on the circuit board 200.
Further, the circuit board 200 is designed in an L shape, and the back plate 400 is disposed at the left side of the circuit board 200. The bottom of the circuit board 200 is provided with a power switch 202, and the power switch 202 is used for controlling the power-on state of the circuit board 200.
In this embodiment, the whole liquid crystal handwriting board device may be mounted in a designed housing, for example, an autonomous punch housing is designed, the right side of the punch is a key area, and the left side of the punch is a writing area. Ten liquid crystal handwriting films 100 are arranged in the writing area in total, each liquid crystal handwriting film 100 corresponds to one control key, the control keys are the control switches 201, and the corresponding liquid crystal handwriting film 100 can be erased by one key through the control switches 201. Of course, the liquid crystal handwriting board device can also be used as a temporary memo, a supermarket price board and other scenes needing to change the recorded content at any time.
It should be noted that the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the embodiments, and when the technical solutions are contradictory or cannot be implemented, those skilled in the art should consider that the technical solutions are not combined, and are not within the scope of protection claimed by the present utility model.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.
Claims (6)
1. The liquid crystal handwriting board device is characterized by comprising a plurality of liquid crystal handwriting films, a circuit board, a rechargeable battery and a back board, wherein the liquid crystal handwriting films are fixedly adhered to the back board, the circuit board is arranged on the side edge of the back board, all the liquid crystal handwriting films on the back board are electrically connected with the circuit board, each liquid crystal handwriting film is provided with a corresponding control switch on the circuit board, the control switches can independently control the corresponding electrifying states of the liquid crystal handwriting films, and the rechargeable battery is arranged at the bottom end of the circuit board and is electrically connected with the circuit board.
2. The liquid crystal display device according to claim 1, wherein the liquid crystal display handwriting films attached to the back plate are parallel to each other and have equal up-down pitches.
3. The liquid crystal display device according to claim 1, wherein the circuit board is designed in an L-shape, and the back plate is disposed on the left side or the right side of the circuit board.
4. The liquid crystal handwriting board device according to claim 1, wherein a first electric connection terminal and a second electric connection terminal are arranged on the liquid crystal handwriting film, welding points are arranged on the first electric connection terminal and the second electric connection terminal, and the liquid crystal handwriting board device is fixed on the circuit board through the welding points in a welding mode.
5. The liquid crystal display device of claim 1, wherein a power switch is provided at the bottom of the circuit board, and the power switch is used for controlling the power-on state of the circuit board.
6. The liquid crystal display device according to claim 1, wherein the rechargeable battery is provided with a positive electrode lead and a negative electrode lead, and the positive electrode lead and the negative electrode lead are welded and fixed on the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223162205.9U CN219016743U (en) | 2022-11-25 | 2022-11-25 | Liquid crystal handwriting board device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223162205.9U CN219016743U (en) | 2022-11-25 | 2022-11-25 | Liquid crystal handwriting board device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219016743U true CN219016743U (en) | 2023-05-12 |
Family
ID=86243343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223162205.9U Active CN219016743U (en) | 2022-11-25 | 2022-11-25 | Liquid crystal handwriting board device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219016743U (en) |
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2022
- 2022-11-25 CN CN202223162205.9U patent/CN219016743U/en active Active
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