CN203260023U - Capacitive touch panel parameter adjusting device - Google Patents
Capacitive touch panel parameter adjusting device Download PDFInfo
- Publication number
- CN203260023U CN203260023U CN 201320292417 CN201320292417U CN203260023U CN 203260023 U CN203260023 U CN 203260023U CN 201320292417 CN201320292417 CN 201320292417 CN 201320292417 U CN201320292417 U CN 201320292417U CN 203260023 U CN203260023 U CN 203260023U
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- conductive slider
- module
- capacitive type
- touch pad
- touch panel
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Abstract
The utility model is suitable for the technical field of electronics and discloses a capacitive touch panel parameter adjusting device. The capacitive touch panel parameter adjusting device comprises a capacitive touch panel module, wherein a lower base plate, at least one conductive slider module and an upper base plate are orderly arranged above the capacitive touch panel module, wherein at least one T-shaped guide groove for the conductive slider module to slide back and forth in the front-and-back direction of the lower base plate is formed on the lower base plate; the conductive slider module comprises a conductive slider, a metal dome and a PVC (Polyvinyl Chloride) piece. When a user presses on the conductive slider by fingers, the hand of the user acts on the capacitive touch panel through the conductive slider just as contacting with the capacitive touch panel with the fingers; in such a way, the capacitive touch panel is capable of detecting the position of the conductive slider; besides, different positions correspond to different adjustment parameters. The whole structure is simple in design; when water vapor or slight water stain exists on the conductive slider or a protective plate, and as the conductive slider and the protective plate are made of plastics, the conductive slider and the protective plate can not be deteriorated easily and the service life of conductive slider or the protective plate is greatly prolonged; the materials of the device are cheap, the cost of the device is quite low.
Description
Technical field
The utility model belongs to electronic technology field, relates in particular to adopt the capacitance touch plate technique to realize the electronic installation that parameter is regulated, i.e. capacitive type touch pad parameter adjustment control.
Background technology
The utility model relates to a kind of take capacitance touch technology as the basis, realizes the electronic components such as a kind of slide rheostat of parameter adjusting, can be used for digital electronic goods to realize the regulation and control of parameter.
In electronic equipment, often to use slide rheostat, be used for regulating running parameter and the opertaing device work of electronic equipment.Such as, the balanced device in stereo set is used for regulating the slider bar that different frequency gains, and its core component is slide rheostat, but there is following shortcoming in this type of electronic component:
1, the mechanical activity structure is more complicated;
2, rheostat relies on the slip of hard contact on resistive film, forms the change of dividing potential drop ratio because of the change of position, thereby the parameter that realizes circuit is regulated.And this structure of sliding on resistive film with the contact, its maximum shortcoming is that the slip life-span is limited, resistive film is generally carbon film, in case resistive film is destroyed, whole rheostat is with regard to expendable inefficacy;
3, because rheostatic characteristics are that conductive material is in contact with one another, so after careless water inlet, the character of conductive material can change, the life-span can decline to a great extent.
4, the cost of unit element is higher, if a product is used a plurality of rheostats, the cost of product will obviously increase.
The utility model provides a kind of capacitive type touch pad parameter adjustment control, and simple in structure, the life-span is grown, water resistance is good and cost is low, has solved the shortcoming of prior art.
The utility model content
For solving shortcoming of the prior art, the utility model adopts up-to-date capacitance touch plate technique, for the electronic digital product provides a kind of simple in structure, the life-span long, water resistance is good and cost is low capacitive type touch pad parameter adjustment control.
The utility model is to realize like this, the capacitive type touch pad parameter adjustment control, comprise the capacitance touch plate module, described capacitance touch plate module comprises fender and the circuit board that is bonded in the fender below, and key is: be provided with successively lower bolster, at least one conductive slider module and upper padding plate above described capacitance touch plate module; Wherein said lower bolster be provided with at least one for described conductive slider module along the "T"-shaped gathering sill that described lower bolster fore-and-aft direction slidably reciprocates, the groove one in the middle of comprising, be positioned at left slideway and the right slideway of described groove one left and right; Described upper padding plate is provided with the groove two corresponding with groove one position on described lower bolster; Described conductive slider module comprises conductive slider, metal clips and PVC sheet; Described conductive slider comprises interconnective head, neck and bottom, and the head of described conductive slider is arranged in the groove two of described upper padding plate; Described neck direction to the left and right extends respectively a left flange and a right flange, and the lower surface of described left flange and right flange is movable left slideway on described lower bolster and the upper surface of right slideway of fitting in respectively; The bottom of described conductive slider is contained in the groove one of described lower bolster, and bottom end face slightly contacts at the upper surface of the fender of described capacitance touch plate module; Be provided with the hole in the middle of described metal clips and PVC sheet, be sheathed on from top to bottom respectively the head of described conductive slider, the center section of described metal clips is protruding upward to overarch.
Preferably, the head of described conductive slider and the cross section of bottom are square, rectangle, and the cross section of neck is rectangle or oval arc.
Preferably, described circuit board is the sensing circuit plate that is printed on the pattern of capacitive type touch pad function, and the control circuit of capacitance touch is arranged on it.
Preferably, between described conductive slider and fender the distance for being not more than 2 millimeters.
Preferably, described PVC sheet thickness is not more than 0.5 millimeter.
Preferably, described metal clips is become by stainless steel or copper, and thickness is not more than 0.3 millimeter.
Preferably, the neck lower surface of described conductive slider is coated with lubricating oil with the left slideway of described lower bolster with the surface that right slideway contacts.
Preferably, the lower surface of described upper padding plate is coated with lubricating oil with the surface that the PVC sheet contacts.
The utility model is set backing plate, conductive slider module and upper padding plate above it successively on the basis of prior art capacitance touch plate module; Be provided with the "T"-shaped gathering sill that at least one slidably reciprocates for the conductive slider module on lower bolster, by conductive slider module slidably reciprocating in "T"-shaped gathering sill, when the user press...withes one's finger conductive slider, staff works to capacitive type touch pad by conductive slider, just as with the finger contact capacitive type touch pad, capacitive type touch pad just can detect the position of conductive slider, and different position correspondences different adjusting parameters.Position coordinates is calculated by the chip of capacitive type touch pad circuit board, and gives the microprocessor of system by communication interface such as SPI or I2C, thereby makes microprocessor can further process corresponding parameter value, reaches the effect of adjusting.Total simplicity of design, and very easily operation.
When reality is used this device, when steam or slight water mark are arranged on conductive slider or fender, because both material is plastics, so can not go bad easily, also can not affect the use of this device.Relatively traditional slide rheostat will greatly extend its serviceable life.
Description of drawings
Fig. 1 is the capacitive type touch pad parameter adjustment control decomposition texture schematic diagram that the utility model embodiment provides;
Fig. 2 is the capacitive type touch pad parameter adjustment control longitudinal cross-section planar structure schematic diagram that the utility model embodiment provides;
Fig. 3 is the local enlarged diagram of capacitive type touch pad parameter adjustment control lateral cross section planar structure that the utility model embodiment provides.
Wherein, 1 upper padding plate 11 groove 22 conductive slider module 21 conductive slider 211 head 212 neck 213 bottom 22 metal clips 23PVC sheet 3 lower bolster 31 right slideway 4 capacitance touch plate module 41 fender 42 circuit boards of the left slideway 33 of groove 1
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Below in conjunction with accompanying drawing, the capacitive type touch pad parameter adjustment control of only establishing a conductive slider module and a "T"-shaped gathering sill that the utility model embodiment provides is described in detail:
The utility model is to realize like this, as Fig. 1, Fig. 2 and shown in Figure 3, the capacitive type touch pad parameter adjustment control, comprise capacitance touch plate module 4, described capacitance touch plate module 4 comprises fender 41 and is bonded in the circuit board 42 of fender 41 belows, be provided with successively lower bolster 3, conductive slider module 2 and upper padding plate 1 above described capacitance touch plate module 4; Wherein said lower bolster 3 is provided with a "T"-shaped gathering sill that supplies described conductive slider module 2 to slidably reciprocate along described lower bolster 3 fore-and-aft directions, be the single injection-molded structure, the groove 1 in the middle of comprising, be positioned at left slideway 32 and the right slideway 33 of described groove one 31 left and right; Described upper padding plate 1 is provided with the groove two 11 corresponding with groove one 31 positions on described lower bolster 3; Upper padding plate 1 is the fender towards user's direction of this device, is made of plastics.Groove 1 and groove 2 11 positions, size are corresponding, with left slip 32 with right slideway 33 is common forms a "T"-shaped gathering sill, reciprocatingly slide back and forth for conductive slider module 2.
Described conductive slider module 2 comprises conductive slider 21, metal clips 22 and PVC sheet 23; Described conductive slider 21 comprises interconnective head 211, neck 212 and bottom 213, and the head 211 of described conductive slider 21 is arranged in the groove 2 11 of described upper padding plate 1; Described neck 212 direction to the left and right extends respectively a left flange and a right flange, and the lower surface of described left flange and right flange is movable left slideway 32 on described lower bolster 3 and the upper surface of right slideway 33 of fitting in respectively; The bottom 213 of described conductive slider 21 is contained in the groove 1 of described lower bolster 3, and bottom 213 end faces slightly contact at the upper surface of the fender 41 of described capacitance touch plate module 4; Conductive slider 21 is made by the conductive material plastics, mixes the powder of conductive material during injection moulding, and the present embodiment is carbon dust, and these conductive powders evenly distribute in plastics, thereby make slide block that electric conductivity preferably be arranged.The integrally-built design of conductive slider 21 is echoed mutually with the structural design of "T"-shaped gathering sill, and both can coordinate well, and mating surface is all done polishing, realizes the smooth and easy slip of conductive slider 21.
Be provided with the hole in the middle of described metal clips 22 and PVC sheet 23, be sheathed on from top to bottom respectively the head 211 of described conductive slider 21, the center section of described metal clips 22 is protruding upward to overarch.The disposable impact briquetting of metal clips 22 is between PVC sheet and conductive slider 21.In when assembling, upper padding plate 1 is given 22 1 pressure of metal clips by PVC sheet 23, makes it slightly be out of shape, thus produce an elastic force with PVC sheet 23 to upper padding plate 1 direction jack-up, make PVC sheet 23 and Upper gasket 1 close contact.Simultaneously, conductive slider 21 is depressed to lower bolster 3 directions, guaranteed that conductive slider 21 has certain resistance when sliding, form feel preferably, guaranteed that also conductive slider can not rock in sliding process.
Particularly, as shown in Figure 1, the head 211 of described conductive slider 21 and the cross section of bottom 213 are square, rectangle, ellipse or circular, and the cross section of neck 212 is rectangle or oval arc.The each several part shape of conductive slider 21 helps the slip in gathering sill.
Particularly; as shown in Figure 1; described fender 41 is made by the plastic plate of insulation; play 42 effects of isolation and protection circuit board; circuit board 42 is the sensing circuit plates 42 that are printed on the pattern of capacitive type touch pad function, and the control circuit of capacitance touch is arranged on it, and material is printed circuit board (PCB) commonly used; as the FR4 material
Particularly, as shown in Figures 2 and 3, conductive slider 21 can slightly contact with fender 41, also can from fender, few distance be arranged slightly in the distance that touch pad can be sensed, and between described conductive slider 21 and fender 41, distance is for being not more than 2 millimeters.Described PVC sheet 23 thickness are not more than 0.5 millimeter, and described metal clips 22 is become by stainless steel or copper, and thickness is not more than 0.3 millimeter.Guarantee the light and good touch-sensitive properties of total, by the slidably reciprocating of conductive slider 21, sense of touch is delivered to circuit board 42 by fender 41 during operation, sensitivity preferably and precision are arranged.
Particularly, as shown in Figure 1, neck 212 lower surfaces of described conductive slider 21 are coated with lubricating oil with the left slideway 32 of described lower bolster 3 with the surface that right slideway 33 contacts.The lower surface of described upper padding plate 1 is coated with lubricating oil with the surface that PVC sheet 23 contacts.Guarantee that conductive slider 21 slidably reciprocates smooth and easy in the "T"-shaped gathering sill of lower bolster 3, flexible operation and precision are high.
Principle of work and the effect of the utility model sliding damper are as follows:
When reality is used this device, when steam or slight water mark are arranged on conductive slider 21 or fender 41, because both material is plastics, so can not go bad easily, also can not affect the use of this device.Relatively traditional slide rheostat will greatly extend its serviceable life.
Because the material of this device is cheap, simple in structure.After the size of capacitance touch plate module 4 is determined, conductive slider module 2 of the present utility model of every increase, only need to reserve a "T"-shaped gathering sill and groove 2 11, the increase of cost is only plastics, PVC sheet 23 and the metal clips 22 that consists of conductive slider 21 more.When the conductive slider module more than 2 that an equipment needs, advantage of low cost of the present utility model is just more outstanding.
In conjunction with the state-of-the-art technology of capacitive type touch pad, the ability that can utilize its multiple spot to respond to simultaneously realizes that a plurality of slide blocks regulate simultaneously.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. capacitive type touch pad parameter adjustment control, comprise the capacitance touch plate module, described capacitance touch plate module comprises fender and is bonded in the circuit board of fender below, it is characterized in that: be provided with successively lower bolster, at least one conductive slider module and upper padding plate above described capacitance touch plate module; Wherein
Described lower bolster be provided with at least one for described conductive slider module along the "T"-shaped gathering sill that described lower bolster fore-and-aft direction slidably reciprocates, the groove one in the middle of comprising, be positioned at left slideway and the right slideway of described groove one left and right;
Described upper padding plate is provided with the groove two corresponding with groove one position on described lower bolster;
Described conductive slider module comprises conductive slider, metal clips and PVC sheet;
Described conductive slider comprises interconnective head, neck and bottom, and the head of described conductive slider is arranged in the groove two of described upper padding plate; Described neck direction to the left and right extends respectively a left flange and a right flange, and the lower surface of described left flange and right flange is movable left slideway on described lower bolster and the upper surface of right slideway of fitting in respectively; The bottom of described conductive slider is contained in the groove one of described lower bolster, and bottom end face slightly contacts at the upper surface of the fender of described capacitance touch plate module;
Be provided with the hole in the middle of described metal clips and PVC sheet, be sheathed on from top to bottom respectively the head of described conductive slider, the center section of described metal clips is protruding upward to overarch.
2. capacitive type touch pad parameter adjustment control according to claim 1 is characterized in that: the head of described conductive slider and the cross section of bottom are square, rectangle, and the cross section of neck is rectangle or oval arc.
3. capacitive type touch pad parameter adjustment control according to claim 1, it is characterized in that: described circuit board is the sensing circuit plate that is printed on the pattern of capacitive type touch pad function, and the control circuit of capacitance touch is arranged on it.
4. capacitive type touch pad parameter adjustment control according to claim 1 is characterized in that: between described conductive slider and fender, distance is for being not more than 2 millimeters.
5. capacitive type touch pad parameter adjustment control according to claim 1, it is characterized in that: described PVC sheet thickness is not more than 0.5 millimeter.
6. capacitive type touch pad parameter adjustment control according to claim 1, it is characterized in that: described metal clips thickness is not more than 0.3 millimeter.
7. capacitive type touch pad parameter adjustment control according to claim 1, it is characterized in that: the neck lower surface of described conductive slider is coated with lubricating oil with the left slideway of described lower bolster with the surface that right slideway contacts.
8. capacitive type touch pad parameter adjustment control according to claim 1, it is characterized in that: the lower surface of described upper padding plate is coated with lubricating oil with the surface that the PVC sheet contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292417 CN203260023U (en) | 2013-05-24 | 2013-05-24 | Capacitive touch panel parameter adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292417 CN203260023U (en) | 2013-05-24 | 2013-05-24 | Capacitive touch panel parameter adjusting device |
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| Publication Number | Publication Date |
|---|---|
| CN203260023U true CN203260023U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320292417 Expired - Fee Related CN203260023U (en) | 2013-05-24 | 2013-05-24 | Capacitive touch panel parameter adjusting device |
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| Country | Link |
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| CN (1) | CN203260023U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294315A (en) * | 2013-05-24 | 2013-09-11 | 谈骏川 | Capacitive touchpad parameter adjusting device |
| CN111446053A (en) * | 2020-04-07 | 2020-07-24 | 刘林杰 | Double-adjusting type direct-sliding potentiometer |
| CN112272248A (en) * | 2020-10-26 | 2021-01-26 | Oppo广东移动通信有限公司 | Electronic device |
-
2013
- 2013-05-24 CN CN 201320292417 patent/CN203260023U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294315A (en) * | 2013-05-24 | 2013-09-11 | 谈骏川 | Capacitive touchpad parameter adjusting device |
| CN103294315B (en) * | 2013-05-24 | 2016-01-13 | 谈骏川 | Capacitive type touch pad parameter adjustment control |
| CN111446053A (en) * | 2020-04-07 | 2020-07-24 | 刘林杰 | Double-adjusting type direct-sliding potentiometer |
| CN112272248A (en) * | 2020-10-26 | 2021-01-26 | Oppo广东移动通信有限公司 | Electronic device |
| CN112272248B (en) * | 2020-10-26 | 2022-05-20 | Oppo广东移动通信有限公司 | Electronic device with a detachable cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20131030 Termination date: 20160524 |