CN211149424U - Control module for controlling liquid crystal handwriting board and liquid crystal handwriting board assembly - Google Patents
Control module for controlling liquid crystal handwriting board and liquid crystal handwriting board assembly Download PDFInfo
- Publication number
- CN211149424U CN211149424U CN202020292986.5U CN202020292986U CN211149424U CN 211149424 U CN211149424 U CN 211149424U CN 202020292986 U CN202020292986 U CN 202020292986U CN 211149424 U CN211149424 U CN 211149424U
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- Prior art keywords
- liquid crystal
- control module
- crystal handwriting
- handwriting board
- board
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 130
- 239000002184 metal Substances 0.000 claims description 5
- 230000005389 magnetism Effects 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a control module and liquid crystal handwriting pad subassembly for controlling liquid crystal handwriting pad. The control module is detachably connected with the liquid crystal handwriting board, and can control the liquid crystal handwriting board to clear the handwriting on the liquid crystal handwriting board. The utility model discloses make a module alone with the control module of liquid crystal handwriting pad, this solitary control module can dismantle with the liquid crystal handwriting pad and be connected, for example magnetism is inhaled and is connected and the joint, just so can make control module can adapt to different liquid crystal handwriting pads, and need not design control structure in every liquid crystal handwriting pad, the cost has been saved, the packing and the transportation of also being convenient for, when needs use the liquid crystal handwriting pad, be connected to the liquid crystal handwriting pad with this solitary control module can, high durability and convenient use, the cost is lower.
Description
Technical Field
The utility model relates to a liquid crystal handwriting pad technical field especially relates to a control module and liquid crystal handwriting pad subassembly for controlling liquid crystal handwriting pad.
Background
The liquid crystal handwriting board is a product combining the liquid crystal display and the touch screen technology, can realize random writing on the liquid crystal screen by adopting a special electromagnetic pen (electromagnetic technology), a common writing pen or a finger (pressure-sensitive or resistance technology), and can be realized by only pressing a clearing key when the writing is required to be cleared.
Be provided with the controller that control liquid crystal handwriting pad clear away the handwriting in the liquid crystal handwriting pad, among the prior art, install the controller in the inside of liquid crystal handwriting pad, controller and liquid crystal handwriting pad formula design as an organic whole, all need assemble the controller in every liquid crystal handwriting pad like this, mould structural design and development cost are higher, especially not unidimensional liquid crystal handwriting pad still need carry out interior structural design respectively to its inside controller installation, carry out mould design and development respectively, the cost is higher. In addition, the controller is arranged inside the liquid crystal writing pad, extra attention is needed in the packaging and transportation process, otherwise the controller inside the liquid crystal writing pad is damaged, and the packaging and transportation cost is high.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a control module and liquid crystal handwriting pad subassembly for controlling liquid crystal handwriting pad to solve among the prior art liquid crystal handwriting pad owing to with controller and liquid crystal handwriting pad integral type design, lead to design and development cost higher, and transport inconvenient problem.
To achieve the purpose, the utility model adopts the following technical proposal:
the control module is detachably connected with the liquid crystal handwriting board and can control the liquid crystal handwriting board to clear handwriting on the liquid crystal handwriting board.
In an alternative embodiment of the present invention, the control module is magnetically connected and/or connected to the liquid crystal writing pad.
In an optional embodiment of the present invention, the control module includes:
the shell is provided with a through hole for the key of the control module to pass through; and
control assembly locates in the shell, control assembly includes:
the liquid crystal handwriting board comprises a circuit board, wherein a first contact is arranged on the circuit board and is used for being electrically connected with the liquid crystal handwriting board; and
and the battery is used for providing power for the circuit board.
In an optional embodiment of the present invention, the housing includes a front shell and a rear shell, and the control module further includes:
the first magnet is arranged on the inner side of the rear shell and is used for being in magnetic attraction connection with the liquid crystal handwriting board.
The utility model relates to an in the optional embodiment, the shell includes preceding shell and backshell, be provided with the card hole on the backshell, the card hole be used for with liquid crystal handwriting pad joint.
In an optional embodiment of the present invention, the first contact is a metal thimble.
In an alternative embodiment of the present invention, the control module further comprises a battery holder for holding the battery, the battery holder being partially disposed within the housing.
The utility model also provides a liquid crystal handwriting pad subassembly, including the liquid crystal handwriting pad and as above control module.
The utility model relates to an optional implementation mode, be provided with on the liquid crystal handwriting pad along with shape in control module's recess, be provided with the second contact in the recess, the second contact be used for with the control module electricity is connected.
In an optional embodiment of the present invention, a second magnet and/or a protrusion is further disposed in the groove, and the second magnet and/or the protrusion is used for connecting with the control module.
Compared with the prior art, the beneficial effects of the utility model are that:
the control module of the liquid crystal handwriting board is independently made into a module, the independent control module is detachably connected with the liquid crystal handwriting board, such as magnetic attraction connection and clamping connection, so that the control module can be adapted to different liquid crystal handwriting boards, a control structure does not need to be designed in each liquid crystal handwriting board, the cost is saved, the packaging and the transportation are convenient, when the liquid crystal handwriting board is required to be used, the independent control module is connected to the liquid crystal handwriting board, the use is convenient, and the cost is low;
due to the split design of the control module and the liquid crystal writing board, the size of the liquid crystal writing module can be customized arbitrarily;
the separation of the liquid crystal handwriting board and the control module ensures that the main body frame does not need to develop moulds with various sizes aiming at the controller, and the mass production can be realized by sheet cutting (such as the cutting of plastic sheets such as acrylic sheets);
the liquid crystal handwriting board is separated from the control module, so that the back surface of the liquid crystal handwriting board can be adsorbed on an indoor wall surface or a conference white board through double-sided adhesive tape or soft magnetic sheets and the like, and the liquid crystal handwriting board is convenient to install and use;
the separation of the liquid crystal handwriting board and the control module reduces the replacement cost of the damaged product;
the separation of liquid crystal handwriting pad and control module for control module has the commonality, and the user who possesses the polylith liquid crystal handwriting pad only needs to purchase a control module can general whole liquid crystal handwriting pads, the cost is reduced.
Drawings
Fig. 1 is a schematic perspective view of a liquid crystal writing pad assembly according to the present invention;
FIG. 2 is a schematic diagram of an exploded view of the control module of FIG. 1 in accordance with the present invention;
FIG. 3 is an exploded view of the control module of FIG. 1 from another perspective in accordance with the present invention;
FIG. 4 is a schematic perspective view of another embodiment of a liquid crystal writing pad assembly according to the present invention;
FIG. 5 is a schematic diagram of an exploded view of the control module of FIG. 4 in accordance with the present invention;
fig. 6 is a schematic perspective view of a liquid crystal writing pad assembly according to another embodiment of the present invention;
fig. 7 is a partially enlarged view of fig. 6 according to the present invention.
In the figure:
100-liquid crystal writing pad assembly; 10-a control module; 20-liquid crystal writing pad;
12-a control assembly; 13-a first magnet; 14-a battery carrier; 21-a second contact; 22-a groove; 23-sticking;
111-a front shell; 112-rear shell; 113-key press; 121-a circuit board; 122-a battery; 123-a first contact;
1111-notch; 1121-card hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Referring to fig. 1, the liquid crystal handwriting board assembly 100 of the present invention is provided with an independent control module 10, the control module 10 is detachably connected to the liquid crystal handwriting board 20, and the control module 10 is used for removing the handwriting on the liquid crystal handwriting board 20. Design control module 10 as the independent module with liquid crystal handwriting pad 20 separation, compare with the scheme of designing the controller in liquid crystal handwriting pad inside among the prior art, can save liquid crystal handwriting pad 20's design and development cost greatly, and control module 10 can match with different liquid crystal handwriting pads 20, during the use with control module 10 be connected to liquid crystal handwriting pad 20 on can, make polylith liquid crystal handwriting pad 20 can share a control module 10 like this, user's consumption has been saved, and control module 10 and the split type design of liquid crystal handwriting pad 20, the replacement cost after the product damage has also been reduced. The liquid crystal writing pad 20 is separated from the control module 10, so that a main body frame of the liquid crystal writing pad 20 does not need to develop a size mold for a controller, mass production can be realized by sheet cutting (such as cutting of plastic sheets such as acrylic sheets), and the size of the liquid crystal writing pad 20 can be customized arbitrarily by split design.
It can be understood that, corresponding contacts are provided on the liquid crystal writing pad 20 and the control module 10, so that after the control module 10 is connected to the liquid crystal writing pad 20, the contacts are connected, and the control module 10 controls the liquid crystal writing pad 20 to remove the handwriting.
Specifically, the detachable connection mode of the control module 10 and the liquid crystal handwriting board 20 is various, and no limitation is made here, for example, the double-sided adhesive tape is bonded, and the magnetic attraction connection or the joint is used.
As shown in FIG. 2, in one embodiment, the control module 10 includes a housing and a control assembly 12. The housing includes a front case 111 and a rear case 112. The casing is provided with a through hole for the key 113 of the control module 10 to pass through, so that the key 113 can pass through the surface of the casing from the inside of the casing, so that the key 113 can be pressed from the outside of the casing, and the handwriting on the liquid crystal writing pad 20 can be cleared by pressing the key 113. The control assembly 12 is disposed in the housing, and the control assembly 12 includes a circuit board 121 and a battery 122. The circuit board 121 is provided with a first contact point 123, and the first contact point 123 is used for electrically connecting with the liquid crystal writing pad 20, that is, the first contact point 123 is used for connecting with a contact point on the liquid crystal writing pad 20. As shown in FIG. 2, in one embodiment, first contact 123 is a metal thimble that passes through circuit board 121 and back shell 112 so that the metal thimble may be connected to a contact of liquid crystal tablet 20. It is understood that the rear shell 112 is provided with a through hole for passing the metal thimble. The battery 122 is used to supply power to the circuit board 121. Fig. 3 is an exploded view of the control module of fig. 1 from another perspective according to the present invention.
As shown in fig. 1, the liquid crystal writing pad 20 is provided with a second contact point 21 corresponding to the first contact point 123 of the control module 10, so that the control module 10 is electrically connected with the liquid crystal writing pad 20 through the connection of the first contact point 123 and the second contact point 21. Preferably, as shown in fig. 1, the liquid crystal writing pad 20 is provided with a groove 22, and the groove 22 follows the control module 10, that is, the shape and size of the groove 22 substantially conform to the external contour and size of the housing of the control module 10, so that when the control module 10 is connected to the liquid crystal writing pad 20, the groove 22 primarily limits the control module 10, and facilitates finding the installation position of the control module 10. The second contact 21 is arranged in the recess 22.
Referring to fig. 2, the control module 10 further includes a first magnet 13, and the first magnet 13 is disposed inside the rear casing 112 and magnetically connected to the liquid crystal writing pad 20. The liquid crystal writing pad 20 is also provided with a second magnet corresponding to the first magnet 13, and since the recess 22 of the liquid crystal writing pad 20 is a mounting position for mounting the control module 10 on the liquid crystal writing pad 20, the second magnet is also mounted in the recess 22. When the control module 10 is close to the groove 22 of the liquid crystal writing pad 20, the first magnet 13 of the control module 10 and the second magnet of the liquid crystal writing pad 20 attract each other and are attracted together, so that the control module 10 and the liquid crystal writing pad 20 are magnetically attracted and connected. And the attraction of the first magnet 13 and the second magnet can also realize the automatic alignment when the control module 10 is installed.
In another embodiment, as shown in fig. 4 and fig. 5, in order to realize the engagement between the control module 10 and the liquid crystal handwriting board 20, a fastening hole 1121 is formed on the rear case 112 of the control module 10, a corresponding fastening protrusion 23 is formed on the liquid crystal handwriting board 20, and the fastening protrusion 23 is fastened into the fastening hole 1121, so that the control module 10 is engaged with the liquid crystal handwriting board 20. It will be appreciated that the card protrusions 23 are also arranged in the grooves 22 of the liquid crystal writing pad 20. In addition, the protrusion 23 may be disposed on the control module 10, and the hole 1121 may be disposed on the liquid crystal handwriting board 20, that is, one of the control module 10 and the liquid crystal handwriting board 20 may be disposed with the protrusion 23, and the other may be disposed with the hole 1121.
Fig. 6 is a schematic perspective view of another embodiment of the liquid crystal handwriting board assembly of the present invention, fig. 7 is a partially enlarged view of fig. 6, as shown in fig. 6 and 7, which is similar to the embodiments in fig. 4 and 5, and the embodiment is implemented by engaging the control module 10 with the liquid crystal handwriting board 20 through the engagement of the engaging holes 1121 and the engaging protrusions 23, except that three groups of engaging holes 1121 and engaging protrusions 23 are provided in the embodiments shown in fig. 6 and 7, so that the connection strength is higher and the connection stability is stronger. As shown in fig. 7, three convex blocks 23 are disposed on the liquid crystal writing pad 20, and the three convex blocks 23 are respectively disposed on the top and both sides of the groove 22. Correspondingly, three corresponding card holes 1121 are also provided on the rear case 112 of the control module 10.
In addition, it can be understood that the connection mode between the control module 10 and the liquid crystal writing pad 20 may be a magnetic connection or a snap connection, or may be a magnetic connection and a snap connection, which is not limited herein.
Referring to fig. 2, the control module 10 further includes a battery holder 14, the battery holder 14 is used for holding the battery 122, the battery holder 14 is partially disposed in the housing, that is, a portion of the battery holder 14 extends into the housing to hold the battery 122, and the bottom of the battery holder 14 is fixed on the housing. As shown in fig. 3, the bottom of the front case 111 is provided with a notch 1111, and the battery carrier 14 extends into the case through the notch 1111, holds the battery 122, and is locked to the bottom of the front case 111 by a screw. The design is such that the battery bracket 14 can be locked from the outside of the casing, the front casing 111 and the rear casing 112 of the control module 10 are assembled together, the whole control module 10 is assembled into a module, and then the battery bracket 14 is locked from the outside of the casing, and the structure design is ingenious.
In an implementation mode, but can also set up one deck double faced adhesive tape or soft magnetic sheet at the whole face of the back of liquid crystal handwriting pad 20 for liquid crystal handwriting pad 20 accessible double faced adhesive tape pastes on indoor wall, or crosses the soft magnetic sheet and adsorb on traditional meeting blank, can write, adsorbs or the joint is on liquid crystal handwriting pad 20 with control module 10 again, can realize the effect of cleaing away the handwriting, and is more convenient simple and easy during the use, provides convenience for the user.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The control module for controlling the liquid crystal handwriting board is characterized in that the control module is detachably connected with the liquid crystal handwriting board (20), and the control module can control the liquid crystal handwriting board (20) to remove handwriting on the liquid crystal handwriting board (20).
2. The control module for controlling a liquid crystal writing pad according to claim 1, wherein the control module is magnetically connected and/or clamped with the liquid crystal writing pad (20).
3. The control module for controlling a liquid crystal writing pad of claim 2, wherein the control module comprises:
the shell is provided with a through hole for the key (113) of the control module to pass through; and
a control assembly (12) disposed within the housing, the control assembly (12) comprising:
the liquid crystal handwriting board comprises a circuit board (121), wherein a first contact (123) is arranged on the circuit board (121), and the first contact (123) is used for being electrically connected with the liquid crystal handwriting board (20); and
a battery (122) for providing power to the circuit board (121).
4. A control module for controlling a liquid crystal writing pad according to claim 3, wherein the housing comprises a front shell (111) and a rear shell (112), the control module further comprising:
and the first magnet (13) is arranged on the inner side of the rear shell (112) and is used for being magnetically attracted with the liquid crystal handwriting board (20).
5. The control module for controlling the liquid crystal handwriting board according to claim 3, characterized in that the housing comprises a front shell (111) and a rear shell (112), the rear shell (112) is provided with a fastening hole (1121), and the fastening hole (1121) is used for fastening with the liquid crystal handwriting board (20).
6. The control module for controlling a liquid crystal writing pad according to claim 3, wherein the first contact (123) is a metal thimble.
7. A control module for controlling a liquid crystal tablet according to claim 3, characterized in that the control module further comprises a battery holder (14), the battery holder (14) being adapted to hold the battery (122), the battery holder (14) being partly arranged within the housing.
8. A liquid crystal tablet assembly comprising a liquid crystal tablet (20) and a control module according to claim 1.
9. Liquid crystal writing pad assembly according to claim 8, wherein the liquid crystal writing pad (20) is provided with a recess (22) formed with the control module, and wherein the recess (22) is provided with a second contact (21), and wherein the second contact (21) is adapted to be electrically connected to the control module.
10. Liquid crystal writing pad assembly according to claim 9, wherein a second magnet and/or a snap projection (23) is further arranged in the recess (22), the second magnet and/or the snap projection (23) being adapted to be connected to the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020292986.5U CN211149424U (en) | 2020-03-11 | 2020-03-11 | Control module for controlling liquid crystal handwriting board and liquid crystal handwriting board assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020292986.5U CN211149424U (en) | 2020-03-11 | 2020-03-11 | Control module for controlling liquid crystal handwriting board and liquid crystal handwriting board assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211149424U true CN211149424U (en) | 2020-07-31 |
Family
ID=71756801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020292986.5U Expired - Fee Related CN211149424U (en) | 2020-03-11 | 2020-03-11 | Control module for controlling liquid crystal handwriting board and liquid crystal handwriting board assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211149424U (en) |
-
2020
- 2020-03-11 CN CN202020292986.5U patent/CN211149424U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200731 |