CN212990103U - Touch device applied to metal surface - Google Patents
Touch device applied to metal surface Download PDFInfo
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- CN212990103U CN212990103U CN202021518780.6U CN202021518780U CN212990103U CN 212990103 U CN212990103 U CN 212990103U CN 202021518780 U CN202021518780 U CN 202021518780U CN 212990103 U CN212990103 U CN 212990103U
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- metal surface
- layer
- touch
- touch device
- printed circuit
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 65
- 239000002184 metal Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims 3
- 230000004044 response Effects 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 6
- 230000001960 triggered effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 46
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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- Electronic Switches (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The utility model discloses a touch device who uses at metal surface, including metal surface, insulating layer, electric capacity signal response layer, supporting layer and programmable printed circuit board will realize the operation that the touch was gathered or was taken pressure and touch to gather in metal surface's local area to forward through electric capacity signal mode. The touch acquisition refers to acquiring whether the action of an operator contacting the operation interface needs to be triggered to execute an operation instruction, the pressure and touch acquisition refers to acquiring whether the action of the operator contacting the operation interface and a pressure signal need to be triggered to execute the operation instruction, and the pressure and touch acquisition has a solution for preventing misoperation. The electric capacity signal is calculated and is given the executive action by microcomputer control ware, carries out corresponding operation by executor or executive equipment, the utility model discloses can be applied to the aircraft, boats and ships, the motorcycle in fields such as consumer electronics, white household electrical appliances.
Description
Technical Field
The utility model relates to a switch field, especially a touch device who uses at metal surface.
Background
Along with the continuous development of electronic integration technique and sensor technology in recent years, in household electrical appliances and transportation equipment field, especially automobile field, touch technique is more and more used on the interactive interface of people such as switch, through the utility model discloses a to realize touch acquisition or take the operation of pressure and touch acquisition in metal surface's local area to pass through the electric capacity signal mode. The touch acquisition refers to acquiring whether the action of an operator contacting the operation interface needs to be triggered to execute an operation instruction, the pressure and touch acquisition refers to acquiring whether the action of the operator contacting the operation interface and a pressure signal need to be triggered to execute the operation instruction, and the pressure and touch acquisition has a solution for preventing misoperation. The capacitance signal is calculated by a microcomputer controller and gives an execution action, and the corresponding operation is carried out by an actuator or execution equipment.
The present capacitive touch technology that uses can not be applied to the metal surface because the restriction of principle, and this patent is through introducing the metal surface to the circuit loop, combines the touch-sensitive principle to realize the touch-sensitive at the metal surface to can avoid the mistake of preventing of current touch to touch and touch the problem.
Most of the electronic products and vehicles on the market at present require that the surface of the touch switch is not made of metal. This greatly limits the application of touch technology and does not meet the user's needs for touch interaction on a variety of different surfaces, especially metal surfaces.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that, satisfy the user to realizing the interactive demand of touch at multiple different surfaces especially metal surface.
In order to solve the technical problem, the utility model provides a touch device who uses at metal surface, including metal surface, insulating layer, electric capacity signal response layer, supporting layer and programmable printed circuit board, metal surface and electric capacity signal response layer pass through the insulating layer and keep apart and form an electric capacity position, and metal surface and electric capacity signal response layer are respectively through interface connection to programmable printed circuit board's circuit loop, and programmable printed circuit board is provided with the micro-processing chip, accepts and discerns the electric capacity signal change that the response touch leads to.
Preferably, the capacitive signal sensing layer, the support layer and the programmable printed wiring board are integrated into a single integrated layer.
Preferably, the capacitive signal sensing layer is attached to signal processing pins of a microprocessor chip in the programmable printed wiring board.
Preferably, the insulating layer is an insulating dielectric layer.
Preferably, the insulating dielectric layer is a relatively vacuum layer.
Preferably, the insulating medium layer is capacitor paper.
Preferably, the insulating medium layer is an insulating resin filling layer.
Preferably, a microprocessing chip in the programmable printed circuit board receives and processes a capacitance value mutation signal caused by the touch metal surface to the capacitance sensing layer.
Preferably, a microprocessing chip in the programmable printed circuit board receives and processes a capacitance value mutation signal caused by pressing the metal surface to the capacitance sensing layer.
Preferably, the microprocessor chip in the programmable printed circuit board is provided with a programmable control software system.
Preferably, the metal surface is a stainless steel surface.
Preferably, the metal surface is an aluminum alloy surface.
The utility model discloses an introduce the circuit return circuit with metal surface, realized using at metal surface's touch, dustproof, waterproof, oil pollution resistance is stronger, accomplishes more easily to prevent the mistake and touches and because the shielding effect of metal, interference immunity is stronger.
The utility model discloses an in introducing holistic switch circuit return circuit with metal surface, utilize two electrodes that electric conductive property and electric capacity response layer of metal make up into electric capacity together, thereby form a condenser, utilize the theory of essentials of electric capacity, after deformation takes place for the touch when the metal area, produce the operating technique that corresponding signal of telecommunication discerned the touch, after the product is gone up the electricity, touch or press down metal surface, make metal surface produce deformation, the electric capacity that forms with the electric capacity response layer that corresponds will produce the appearance value and change, thereby realize touch signal's discernment.
The utility model discloses but wide application in aircraft, boats and ships, motorcycle in fields such as consumer electronics, white household electrical appliances.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of a touch device applied to a metal surface according to the present invention.
Fig. 2 is a schematic structural diagram of an embodiment 2 of a touch device applied to a metal surface according to the present invention.
Description of the reference numerals
10 touch device 20 touch device
11 metal surface 12 insulating layer
13 capacitive signal sensing layer 14 support layer
15 programmable printed circuit board 16 micro-processing chip
17 interface 18 capacitance part
21 metal surface 22 insulating layer
23 capacitive signal sensing layer 24 support layer
25 programmable printed circuit board 26 micro-processing chip
27 interface 28 capacitance site
Detailed Description
The following describes a preferred embodiment of the present invention in detail with reference to the accompanying drawings. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all modifications, equivalents and alternatives.
As shown in fig. 1-2, a touch device 10, 20 applied on a metal surface is shown, which includes a metal surface 11, 21, an insulating layer 12, 22, a capacitance signal sensing layer 13, 23, a supporting layer 14, 24 and a programmable printed circuit board 15, 25, wherein the metal surface 11, 21 and the capacitance signal sensing layer 13, 23 are separated by the insulating layer 12, 22 to form a capacitance portion 18, 28, the metal surface 11, 12 and the capacitance signal sensing layer 13, 23 are connected to a circuit loop of the programmable printed circuit board 15, 25 through an interface 17, 27, respectively, and the programmable printed circuit board 15, 25 is provided with a micro-processing chip 16, 26 for receiving and recognizing a capacitance signal change caused by a sensing touch.
As shown in fig. 2, the capacitance signal sensing layer (23), the supporting layer (24) and the programmable printed wiring board (25) can be integrated into a single layer, so that the whole device is more compact and smaller.
As shown in fig. 1, the capacitive signal sensing layer 13 is connected to signal processing pins of a microprocessor chip in the programmable printed wiring board 15.
According to the present invention, the insulating layers 12, 22 may be insulating dielectric layers. Specifically, the vacuum insulation layer can be a relative vacuum layer, capacitance paper and an insulation resin filling layer.
The microprocessor chip 16, 26 in the programmable printed circuit board 15, 25 can receive and process the capacitance value abrupt change signal formed by the metal surface 11, 21 to the capacitance sensing layer 13, 23 by means of finger touch, or the microprocessor chip 16, 26 in the programmable printed circuit board 15, 25 can receive and process the capacitance value abrupt change signal formed by the metal surface 11, 21 to the capacitance sensing layer 13, 23 by means of finger press, or the microprocessor chip 16, 26 in the programmable printed circuit board 15, 25 can receive and process the capacitance value abrupt change signal formed by the metal surface 11, 21 to the capacitance sensing layer 13, 23 by means of finger touch plus press.
The microprocessor chips 16, 26 in the programmable printed circuit boards 15, 25 are automatically controlled by setting a programmable control software system, and software upgrading is carried out as required.
The metal surfaces 11, 21 may be stainless steel surfaces or aluminum alloy surfaces.
The utility model discloses an in introducing holistic switch circuit return circuit with metal surface, utilize two electrodes that electric conductive property and electric capacity response layer of metal make up into electric capacity together, thereby form a condenser, utilize the theory of essentials of electric capacity, after deformation takes place for the touch when the metal area, produce the operating technique that corresponding signal of telecommunication discerned the touch, after the product is gone up the electricity, touch or press down metal surface, make metal surface produce deformation, the electric capacity that forms with the electric capacity response layer that corresponds will produce the appearance value and change, thereby realize touch signal's discernment. The problem that most electronic products and vehicles sold in the market at present require that the surface is not made of metal materials for touch switches is solved. The application range of the touch technology is greatly improved, and the requirements of users on realizing touch interaction on various different surfaces, particularly metal surfaces, are met.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. A touch device applied to a metal surface is characterized by comprising the metal surface, an insulating layer, a capacitance signal sensing layer, a supporting layer and a programmable printed circuit board;
the metal surface and the capacitance signal induction layer are separated by the insulating layer to form a capacitance part, the metal surface and the capacitance signal induction layer are respectively connected to a circuit loop of the programmable printed circuit board through interfaces, and the programmable printed circuit board is provided with a microprocessor chip for receiving and identifying capacitance signal change caused by induction touch.
2. The touch device of claim 1, wherein the capacitive signal sensing layer, the support layer, and the programmable printed circuit board are integrated into a single integrated layer.
3. A touch device for metal surface applications as in claim 1, wherein the capacitive signal sensing layer is connected to signal processing pins of a microprocessor chip in the programmable printed wiring board.
4. A touch device for application on a metal surface according to any of claims 1 to 3, wherein the insulating layer is a layer of insulating medium.
5. The touch device applied to the metal surface according to claim 4, wherein the insulating medium layer is a relatively vacuum layer.
6. The touch device applied to the metal surface according to claim 4, wherein the insulating medium layer is a capacitor paper.
7. The touch device applied to the metal surface according to claim 4, wherein the insulating medium layer is an insulating resin filling layer.
8. The touch device applied to the metal surface as recited in one of claims 1 to 3, wherein the micro processing chip in the programmable printed circuit board receives and processes the capacitance value abrupt change signal caused by the touch of the metal surface to the capacitance signal sensing layer.
9. The touch device applied to the metal surface as recited in one of claims 1 to 3, wherein the microprocessor chip in the programmable printed circuit board receives and processes a capacitance value abrupt change signal caused by pressing the metal surface to the capacitance signal sensing layer.
10. A touch device for application on a metal surface according to any of claims 1 to 3, wherein the microprocessor chip in the programmable printed circuit board is provided with a programmable control software system.
11. A touching means for application on a metal surface according to any of the claims 1-3, wherein the metal surface is a stainless steel surface.
12. A touch device for application to a metal surface according to any of claims 1 to 3, wherein the metal surface is an aluminium alloy surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021518780.6U CN212990103U (en) | 2020-07-28 | 2020-07-28 | Touch device applied to metal surface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021518780.6U CN212990103U (en) | 2020-07-28 | 2020-07-28 | Touch device applied to metal surface |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212990103U true CN212990103U (en) | 2021-04-16 |
Family
ID=75429691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021518780.6U Active CN212990103U (en) | 2020-07-28 | 2020-07-28 | Touch device applied to metal surface |
Country Status (1)
Country | Link |
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CN (1) | CN212990103U (en) |
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2020
- 2020-07-28 CN CN202021518780.6U patent/CN212990103U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: No. 650, Qingda Road, Heqing Industrial Zone, Pudong New Area, Shanghai 201201 Patentee after: Marquardt Electronic Technology (Shanghai) Co.,Ltd. Country or region after: China Address before: No. 650, Qingda Road, Heqing Industrial Zone, Pudong New Area, Shanghai 201201 Patentee before: MARQUARDT SWITCHES (SHANGHAI) Co.,Ltd. Country or region before: China |
|
CP03 | Change of name, title or address |