CN205644492U - Pressure detection board and touch devices - Google Patents
Pressure detection board and touch devices Download PDFInfo
- Publication number
- CN205644492U CN205644492U CN201620305198.9U CN201620305198U CN205644492U CN 205644492 U CN205644492 U CN 205644492U CN 201620305198 U CN201620305198 U CN 201620305198U CN 205644492 U CN205644492 U CN 205644492U
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- CN
- China
- Prior art keywords
- groove
- pressure detecting
- detecting plate
- substrate
- shaped
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title abstract description 12
- 239000000758 substrate Substances 0.000 claims description 28
- 230000003313 weakening effect Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 2
- 238000007639 printing Methods 0.000 abstract description 3
- 239000012141 concentrate Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a pressure detection board and touch devices. Touch devices includes panel and pressure detection board, and the pressure detection board includes base plate and the detection circuitry of printing on the base plate, and the base plate includes at least one detecting element, and detecting element concentrates the district including meeting an emergency, and detection circuitry includes the element circuit, and every detecting element includes one the element circuit, the element circuit includes strain element, strain element arranges and concentrates the district meeting an emergency of detecting element that the back at the panel is pasted to the base plate of pressure detection board. The utility model discloses a pressure detection board is a printed circuit board, simple structure, and the preparation degree of difficulty is little, and product cost is low.
Description
[technical field]
This utility model relates to pressure detecting, particularly relates to a kind of pressure detecting plate and contactor control device.
[background technology]
Along with the development of smart electronics product, touch key-press plate be widely used at various electronic products and
On other Related product.
The disclosure of the invention of Application No. CN201480007575.4 a kind of pressure detection structure and contactor control device,
Described pressure detection structure includes substrate and sensor, and substrate sets strain concentration zones and unstrained concentration zones,
Described sensor is located near described strain concentration zones or in the range of strain concentration zones, at described strain concentration zones
Substrate thickness be thinner than the substrate thickness at described unstrained concentration zones, described strain concentration zones is to stress reaction
Sensitivity, strain deformation are obvious, in order to produce the detectable signal of telecommunication under substrate surface applies pressure.
The circuit production of the pressure detection structure that this invention is introduced is produced on base in dielectric layer, strain concentration zones
On plate, structure is complicated, and manufacture difficulty is big.
[summary of the invention]
The technical problems to be solved in the utility model is to provide a kind of simple in construction, the pressure inspection that manufacture difficulty is little
Drafting board.
This utility model another to solve the technical problem that and be to provide a kind of simple in construction, manufacture difficulty is little
Contactor control device.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is, a kind of pressure detecting plate,
Including substrate and the testing circuit being printed on substrate, substrate includes at least one detector unit, detector unit
Including strain concentration zones, testing circuit includes that element circuit, each detector unit include a described unit
Circuit, element circuit includes that strain gauge element, strain gauge element are arranged in the strain concentration zones of detector unit.
Above-described pressure detecting plate, detector unit includes weakening groove, weakens groove neighbouring strain concentration zones.
Above-described pressure detecting plate, detector unit includes two described weakening grooves, and weakening groove is V word
The groove of shape, the groove of two V-shaped is arranged symmetrically with, and pinnacle relatively and separates, described strain gauge element cloth
Put between the pinnacle of two V-shaped grooves.
Above-described pressure detecting plate, weakens groove and includes the groove of L-shaped, and the pod of L-shaped groove is arranged in two
The side of bar V-shaped groove, the translot of L-shaped groove is arranged in the V word opening of V-shaped groove.
Above-described pressure detecting plate, one end of V-shaped groove is connected with the bending part of L-shaped groove.
Above-described pressure detecting plate, element circuit includes that bridge-type measuring circuit, bridge-type measuring circuit include
Two contrast strain gauge elements and two described strain gauge elements, two strain gauge elements are arranged in two V-shaped ditches
Between the pinnacle of groove, two contrast strain gauge elements are arranged in the outside of two V-shaped grooves.
Above-described pressure detecting plate, strain gauge element and contrast strain gauge element are printed resistor.
Above-described pressure detecting plate, described weakens the groove that groove is the plate body penetrating substrate.
A kind of contactor control device, including panel and above-mentioned pressure detecting plate, the substrate sticking of pressure detecting plate exists
The back side of panel.
Above-described contactor control device, the testing circuit of pressure detecting plate is arranged in the non-sticking veneer of substrate.
Pressure detecting plate of the present utility model is a kind of printed circuit board (PCB), simple in construction, and manufacture difficulty is little, produces
Product low cost.
[accompanying drawing explanation]
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of this utility model embodiment 1 pressure detecting plate.
Fig. 2 is the structural representation of this utility model embodiment 2 pressure detecting plate.
Fig. 3 is the structural representation of this utility model embodiment 3 pressure detecting plate.
[detailed description of the invention]
This utility model embodiment contactor control device, including panel and pressure detecting plate, the substrate of pressure detecting plate
Being pasted onto the back side of panel, the printed circuit (testing circuit) of pressure detecting plate is arranged in the non-stickup of substrate
Face.
The structure of pressure detecting plate is as shown in embodiment 1 to embodiment 3:
The structure of this utility model embodiment 1 pressure detecting plate is as it is shown in figure 1, include substrate 100 and printing
Testing circuit on the substrate 100.
The substrate 100 only one of which detector unit of embodiment 1, detector unit has two weakenings being arranged symmetrically with
Groove 3, weakens the groove that groove 3 penetrates the plate body of substrate.Weaken the region between groove 3 and constitute answering of detector unit
Become concentration zones 10.
Detector unit include a testing circuit element circuit (testing circuit and element circuit are routine techniques,
Figure is shown without), element circuit has a strain gauge element 2, and strain gauge element 2 is printed resistor, is printed on
The strain concentration zones 10 of detector unit.
The structure of this utility model embodiment 2 pressure detecting plate is as in figure 2 it is shown, include substrate 100 He equally
Printing testing circuit on the substrate 100, substrate 100 only one of which detector unit.
Detector unit include a testing circuit element circuit (testing circuit and element circuit are routine techniques,
Figure is shown without).
Detector unit has two to weaken groove, and two weaken groove center and are arranged symmetrically with, and weaken groove for penetrating substrate 100
The groove of plate body.
Weaken groove to be made up of the groove 4 of V-shaped and the groove 5 of L-shaped.Article two, the groove 4 of V-shaped is symmetrical
Arranging, pinnacle 401 relatively and separates, and the region between pinnacle 401 constitutes the strain concentration zones of detector unit
10.Strain gauge element is arranged in the strain concentration zones 10 between the pinnacle 401 of two V-shaped grooves 4.
Stress can be concentrated on the region between pinnacle 401 by the groove 4 of two V-shaped, improves detection
Sensitivity.
The pod 501 of L-shaped groove 5 is arranged in the side of two V-shaped grooves 4, the horizontal stroke of L-shaped groove 5
Groove 502 is arranged in the V word opening of V-shaped groove 4, one end of V-shaped groove 4 and L-shaped groove 5
Bending part connect.
Unloading Effect is played in strain concentration zones in detector unit by L-shaped groove 5, is possible to prevent outside detector unit
Interference is played in strain concentration zones in detector unit by the stress in portion.
The element circuit of embodiment 2 includes that bridge-type measuring circuit, bridge-type measuring circuit include two contrast strains
Element 6 and two strain gauge elements 2, strain gauge element 2 and contrast strain gauge element 6 are printed resistor.
Two strain gauge elements 2 are arranged in the strain collection between the pinnacle 401 of two V-shaped grooves 4 abreast
Middle district 10, two contrast the unstrained collection that strain gauge element 6 is arranged in the outside of two V-shaped grooves 4
Middle district.
The structure of this utility model embodiment 3 pressure detecting plate as it is shown on figure 3, as different from Example 2,
The substrate 100 of embodiment 3 has 5 detector units 100A, can be used for the contactor control device of 5 membrane keyboards.Real
The structure executing example 3 detector unit 100A is identical with the structure of embodiment 2 detector unit.
Claims (10)
1. a pressure detecting plate, including substrate, substrate includes at least one detector unit, detector unit bag
Include strain concentration zones, it is characterised in that including the testing circuit being printed on substrate, testing circuit includes list
Unit's circuit, each detector unit includes a described element circuit, and element circuit includes strain gauge element, should
Dependent element is arranged in the strain concentration zones of detector unit.
Pressure detecting plate the most according to claim 1, it is characterised in that detector unit includes weakening groove,
Weaken groove neighbouring strain concentration zones.
Pressure detecting plate the most according to claim 2, it is characterised in that detector unit includes two institutes
The weakening groove stated, weakening groove is the groove of V-shaped, and the groove of two V-shaped is arranged symmetrically with, and pinnacle is relative
And separately, described strain gauge element is arranged between the pinnacle of two V-shaped grooves.
Pressure detecting plate the most according to claim 3, it is characterised in that weaken groove and include the ditch of L-shaped
Groove, the pod of L-shaped groove is arranged in the side of two V-shaped grooves, and the translot of L-shaped groove is arranged in V
The V word opening of font groove.
Pressure detecting plate the most according to claim 4, it is characterised in that one end of V-shaped groove and L
The bending part of shape groove connects.
Pressure detecting plate the most according to claim 2, it is characterised in that element circuit includes that bridge-type is surveyed
Amount circuit, bridge-type measuring circuit includes two contrast strain gauge elements and two described strain gauge elements, and two should
Dependent element is arranged between the pinnacle of two V-shaped grooves, and two contrast strain gauge elements are arranged in two
The outside of V-shaped groove.
Pressure detecting plate the most according to claim 6, it is characterised in that strain gauge element and contrast strain
Element is printed resistor.
8. according to the pressure detecting plate described in any claim in claim 2 to 4, it is characterised in that
Described weakens the groove that groove is the plate body penetrating substrate.
9. a contactor control device, including panel, it is characterised in that include arbitrary power in claim 1 to 8
Pressure detecting plate described in profit requirement, the substrate sticking of pressure detecting plate is at the back side of panel.
Contactor control device the most according to claim 9, it is characterised in that the testing circuit of pressure detecting plate
It is arranged in the non-sticking veneer of substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620305198.9U CN205644492U (en) | 2016-04-13 | 2016-04-13 | Pressure detection board and touch devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620305198.9U CN205644492U (en) | 2016-04-13 | 2016-04-13 | Pressure detection board and touch devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205644492U true CN205644492U (en) | 2016-10-12 |
Family
ID=57064850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620305198.9U Expired - Fee Related CN205644492U (en) | 2016-04-13 | 2016-04-13 | Pressure detection board and touch devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205644492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214135A1 (en) * | 2017-05-26 | 2018-11-29 | 深圳纽迪瑞科技开发有限公司 | Single button and button array |
-
2016
- 2016-04-13 CN CN201620305198.9U patent/CN205644492U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214135A1 (en) * | 2017-05-26 | 2018-11-29 | 深圳纽迪瑞科技开发有限公司 | Single button and button array |
| CN110612507A (en) * | 2017-05-26 | 2019-12-24 | 深圳纽迪瑞科技开发有限公司 | Single key and key array |
| US11156510B2 (en) | 2017-05-26 | 2021-10-26 | Shenzhen New Degree Technology Co., Ltd. | Key unit and key array |
| CN110612507B (en) * | 2017-05-26 | 2023-06-09 | 深圳纽迪瑞科技开发有限公司 | Single key and key array |
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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 |
Granted publication date: 20161012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |