CN105526999B - Belted electronic balance weighing instrument touch button - Google Patents
Belted electronic balance weighing instrument touch button Download PDFInfo
- Publication number
- CN105526999B CN105526999B CN201511032280.5A CN201511032280A CN105526999B CN 105526999 B CN105526999 B CN 105526999B CN 201511032280 A CN201511032280 A CN 201511032280A CN 105526999 B CN105526999 B CN 105526999B
- Authority
- CN
- China
- Prior art keywords
- infrared
- flexible keypad
- weighing instrument
- electronic balance
- touch button
- Prior art date
- 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.)
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Links
- 238000005303 weighing Methods 0.000 title claims abstract description 40
- 239000005336 safety glass Substances 0.000 claims abstract description 27
- 230000004888 barrier function Effects 0.000 claims abstract description 24
- 230000004313 glare Effects 0.000 claims abstract description 4
- 230000003287 optical effect Effects 0.000 claims description 39
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 230000007257 malfunction Effects 0.000 abstract description 8
- 239000002360 explosive Substances 0.000 description 12
- 239000003245 coal Substances 0.000 description 7
- 230000005611 electricity Effects 0.000 description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- 239000004800 polyvinyl chloride Substances 0.000 description 5
- 208000032365 Electromagnetic interference Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005308 flint glass Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101100074177 Schizosaccharomyces pombe (strain 972 / ATCC 24843) laf2 gene Proteins 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
- G01G11/003—Details; specially adapted accessories
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Push-Button Switches (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a kind of belted electronic balance weighing instrument touch button, including：The infrared photoinduction circuit being arranged in the inboard cavity body of flame proof shell and the flexible keypad for changing the light signal strength injected in the infrared photoinduction circuit when deforming upon；Wherein, the flexible keypad is installed on the outside of the flame proof shell and on the outer wall of the safety glass form of the flame proof shell, is also sticked on the outer wall of the safety glass form for the infrared light barrier film for the infrared photoinduction circuit for preventing the infrared veiling glare outside flame proof shell from injecting in the flame proof shell；Infrared light barrier film is covered in above the flexible keypad.Belted electronic balance weighing instrument touch button provided by the invention, allow an operator to realize the control to weighing instrument in flame proof shell outside flame proof shell.There is infrared light barrier film due to being sticked on flexible keypad, so as to prevent the spuious infrared light outside flame proof shell from entering inside flame proof shell, and then the malfunction of belted electronic balance weighing instrument can be prevented.
Description
Technical field
The present invention relates to touch key-press technology, more particularly to a kind of belted electronic balance weighing instrument touch button.
Background technology
With the construction of colliery Modern Pit, increasing electrical equipment is used for underground coal mine.And these undergrounds
The electrical equipment of operation must have explosion prevention function.In order to control these antiknock devices, it is necessary to install control on flameproof enclosure
Button is realized.Capacitive sensing touch button compared with mechanical button, due to need not on flame proof shell perforate, without button spindle
Mechanical wear between copper sheathing after long-term use, it is safe just increasingly welcome by coal mine equipment manufacturer,
And gradually popularization, application on explosion-proof electric apparatus product.
The button circuit for the capacitive sensing touch button that the electric apparatus for explosive atmospheres of underground coal mine of the prior art uses is complete
Portion does not have electric wiring and element outside shell, had a safety feature in flame proof shell.But underground coal mine runs big heaped capacity
Electrical equipment.If operator operates electricity by the safety glass of 10mm thickness outside flame proof shell by capacitive sensing touch button
During gas equipment, by chance receive because of large-capacity electrical apparatus start and stop and caused by serious electromagnetic interference influence, it is possible to
Cause the malfunction of electric apparatus for explosive atmospheres.
The content of the invention
It is an object of the invention to provide a kind of belted electronic balance weighing instrument touch button, using infrared light not by induced electricity
The characteristics of electromagnetic interference such as stream and electrostatic, solves the capacitive sensing touch button under prior art by underground coal mine Large Copacity electricity
The influence of electromagnetic interference caused by gas equipment start-stop, it is possible to the malfunction of explosion-proof electronic belt balance weighing instrument can be caused
Problem.
To achieve the above object, the invention provides a kind of belted electronic balance weighing instrument touch button, it is characterised in that
Including：
It is infrared photoinduction circuit, strong for changing the optical signal injected in the infrared photoinduction circuit when deforming upon
The flexible keypad of degree；
Wherein, the flexible keypad is installed on the outside of flame proof shell and is located at the outer of the safety glass form of the flame proof shell
On wall, the infrared photoinduction circuit is arranged in the cavity inside the safety glass form of the flame proof shell；
Also include：For preventing the infrared photoinduction circuit in the infrared veiling glare injection flame proof shell outside flame proof shell
Infrared light barrier film；
The infrared light barrier film is attached on the outside of the safety glass form of the flame proof shell and is covered in the bullet
Above property button
Belted electronic balance weighing instrument touch button as described above, it is preferred that the infrared light barrier film is attached at institute
State the outer surface of flexible keypad.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the flexible keypad is circular metal dome,
The circular metal dome has preset curvature, so that the circular metal dome is concave mirror before deforming upon, is deforming upon
It is convex mirror afterwards.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the infrared light barrier film is PVC materials
Material.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the flexible keypad is towards described infrared
The side of photoinduction circuit is coated with infrared light reflecting film.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the material of the infrared light reflecting film is
Chromium.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the infrared photoinduction circuit includes：With
Optical transmitting set in emitting parallel light signal, the optical signal that is reflected when deforming upon for receiving the flexible keypad
Optical receiver and electrically connected with the optical transmitting set, control chip for the optical signal to be converted to electric signal, it is described
The surface of emission of optical transmitting set is parallel with the safety glass form with the receiving plane of the optical receiver, and the surface of emission and
The receiving plane is towards the inner surface of the flexible keypad.
Belted electronic balance weighing instrument touch button as described above, it is preferred that also include：It is electrically connected with the control chip
Connect, the indication signal control for being sent according to the control chip is opened and the indicator lamp of closure.
Belted electronic balance weighing instrument touch button as described above, it is preferred that the flexible keypad and the infrared light
It is not electrically connected between sensor circuit.
From above technical scheme, belted electronic balance weighing instrument touch button provided by the invention, employ infrared
Photoinduction circuit, because infrared light is not by electromagnetic interferences such as induced-current and electrostatic, thus overcome electric capacity sense in the prior art
Touch button is answered to be influenceed by electromagnetic interference caused by underground coal mine large-capacity electrical apparatus start and stop, it is possible to can cause anti-
The problem of malfunction of quick-fried belted electronic balance weighing instrument.In addition, the belted electronic balance weighing instrument touch button of the present invention is also
Being sticked on the outer wall in safety glass form has infrared light barrier film, so as to prevent that it is red that the spuious infrared light of outside from entering
Outer photoinduction circuit, additionally uses flexible keypad, can be automatic after pressing due to the screen resilience for the stabilization that flexible keypad has
Return, thus high-quality touch feedback can be provided to operator, the truly feels that operator manipulates button are added, are reduced
Maloperation, thus the problem of can further prevent the malfunction of touch button of electric apparatus for explosive atmospheres.
Brief description of the drawings
Fig. 1 is the structural representation of belted electronic balance weighing instrument touch button provided in an embodiment of the present invention；
Fig. 2 is that the structure of another state of belted electronic balance weighing instrument touch button provided in an embodiment of the present invention is shown
It is intended to.
Reference：
The infrared photoinduction circuits of 1-；2- flexible keypads；3- safety glass forms；
4- infrared light barrier films；11- optical transmitting sets；12- optical receivers；
5- flame proof shells.
Embodiment
Embodiment one
Fig. 1 is the structural representation of belted electronic balance weighing instrument touch button provided in an embodiment of the present invention, and Fig. 2 is this
The structural representation of another state for the belted electronic balance weighing instrument touch button that inventive embodiments provide, as shown in figure 1,
The belted electronic balance weighing instrument touch button includes：The He of infrared photoinduction circuit 1 being arranged in the inboard cavity body of flame proof shell 5
For changing the flexible keypad 2 for the light signal strength injected in infrared photoinduction circuit 1 when deforming upon.
Wherein, flexible keypad 2 is installed on the outer wall of the outside of flame proof shell 5 and the safety glass form 3 positioned at flame proof shell 5
On, also it is sticked on the outer wall of safety glass form 5 for preventing the infrared veiling glare outside flame proof shell 5 from injecting in flame proof shell 5
The infrared light barrier film 4 of infrared photoinduction circuit 1.
Optionally, infrared light barrier film 4 is attached at right with infrared photoinduction circuit 1 on the outer wall of safety glass form 3
The position answered.Specifically, infrared light barrier film 4 will can be all both provided with the outer wall of safety glass form 3, certainly, it is
It is cost-effective, only it can also be provided with the outer surface to corresponding safety glass form 3 with infrared photoinduction circuit 1
Infrared light barrier film.
It can replace, infrared light barrier film 4 can be attached at the inside of safety glass form 3, however, it is desirable to reserve
Default hole, the location and shape of the hole and matching for flexible keypad 2, to enable flexible keypad 2 when deforming upon
Enough change light path.It is preferred, therefore, that can by infrared light barrier film 4 located at safety glass form 3 outer wall on, and infrared light every
From the outer surface that film 4 is attached at flexible keypad 2.
Certainly, infrared light barrier film 4 can be vaporized on the highly reflecting films of the infrared light on safety glass form 3, and citing comes
Say, infrared light barrier film 4 can be the MULTILAYER COMPOSITE of the tantalum pentoxide and silica that are vaporized on the outer wall of safety glass form 3
Film, the composite membrane infrared light have higher reflectance factor, so as to prevent head that operating personnel wear in control instrument
The infrared light or the infrared light of solar radiation that lamp is radiated through safety glass form 3 and caused by button misoperation.But
It is the inner side that flexible keypad 2 should set infrared light barrier film 4, or, reserved in plated film and the form fit of flexible keypad 2
Predeterminated position, not in the predeterminated position plated film.
Or infrared light barrier film 4 is one layer of blue flint glass, i.e. LAF2, the blue flint glass is for infrared light
There is about 30% transmitance.
Wherein, the specific operation principle of belted electronic balance weighing instrument touch button is as follows：Flexible keypad 2 is grasped not
During the original state that author presses, as shown in figure 1, the infrared signal that flexible keypad 2 reflects can not be by infrared photoinduction circuit 1
Receive, therefore, infrared photoinduction circuit 1 exports high level, controls the specific function of electric apparatus for explosive atmospheres not start, meanwhile,
Flexible keypad 2 can rapidly restPose when the external force that the hand of operator applies is withdrawn.And work as flexible keypad 2
When being pressed by operator, as shown in Fig. 2 because flexible keypad 2 deforms upon, the infrared signal that flexible keypad 2 reflects is changed
Become original light path, so as to sense reception by infrared photoinduction circuit 1, when the infrared light that infrared photoinduction circuit receives
When the intensity of line exceedes certain threshold value, now infrared photoinduction circuit 1 exports low level, controls the specific work(of electric apparatus for explosive atmospheres
It can start.
Or another control mode is, flexible keypad 2 when not pressed by operator, flexible keypad 2 reflect
Infrared signal can be received by infrared photoinduction circuit 1, and when flexible keypad 2 is pressed by operator, flexible keypad 2 is anti-
The light path for the infrared signal penetrated changes, and therefore, infrared photoinduction circuit 1 can not receive the infrared light letter of the reflection of flexible keypad 2
Number, the startup of the specific function of electric apparatus for explosive atmospheres or closure are controlled with this.In addition, flexible keypad 2 and infrared light induced electricity
It is not electrically connected between road 1, completely by the reflection of light come the control function of completing button, without mechanical wear, security
It is high.
Infrared photoinduction circuit 1 is used for when receiving infrared signal, is converted into digital electric signal, anti-to control
The closure or openness of the specific function of quick-fried electrical equipment.
It should be noted that only exemplary in Fig. 1 provide one infrared photoinduction circuit 1 and a flexible keypad 2, but
It is that infrared photoinduction circuit 1, flexible keypad 2 in the belted electronic balance weighing instrument touch button provided in the present embodiment can
Think it is multiple, to control the difference in functionality of electric apparatus for explosive atmospheres.
Belted electronic balance weighing instrument touch button provided in an embodiment of the present invention, employs infrared photoinduction circuit, by
In infrared light not by electromagnetic interferences such as induced-current and electrostatic, thus overcome in the prior art capacitive sensing touch button by
The influence of electromagnetic interference caused by underground coal mine large-capacity electrical apparatus start and stop, it is possible to explosion-proof electronic belt conveyer scale can be caused to claim
The problem of malfunction of weight instrument.In addition, the belted electronic balance weighing instrument touch button of the present embodiment is also in safety glass
Being sticked on the outer wall of form has infrared light barrier film, so as to prevent the spuious infrared light of outside from entering infrared light induced electricity
Road, additionally use flexible keypad, due to the screen resilience for the stabilization that flexible keypad has, can after pressing self-return, thus
High-quality touch feedback can be provided to operator, the truly feels that operator manipulates button are added, reduce maloperation, because
And the problem of can further preventing the malfunction of touch button of electric apparatus for explosive atmospheres.
Embodiment two
The present embodiment is to above-described embodiment further explanation explanation.In order to ensure that flexible keypad 2 will can receive
Light all reflex to infrared photoinduction circuit 1, it is anti-that the side of flexible keypad 2 towards infrared photoinduction circuit 1 is coated with infrared light
Film is penetrated, the material of infrared light reflecting film is chromium.
As shown in figure 1, flexible keypad 2 is the circular metal dome with preset curvature, circular metal dome is in original state
To the convex outer surfaces of safety glass form 3, at this point it is possible to regard circular metal dome as a concave mirror.And work as operator
When pressing circular metal dome, outer surface depressions from circular metal dome to safety glass form 3, now circular metal dome can regard as
It is a convex mirror.Because metal dome has stable screen resilience, it can be ensured that flexible keypad 2 can apply in the hand of operator
External force withdrawn when can rapidly restPose.In addition, in metal dome 2 towards the one of infrared photoinduction circuit 1
Side is coated with infrared light reflecting film, can preferably reflect infrared light, and optionally, the material of infrared light reflecting film is chromium.
Optionally, the touch sense for cost and flexible keypad 2 considers that infrared light barrier film 4 is polyvinylchloride
(Polyvinyl chloride, abbreviation PVC) material, and the infrared light barrier film 4 of PVC material is attached at flexible keypad 2
Outer surface.
In addition, as shown in Figure 1 or 2, include for infrared photoinduction circuit 1：Light for emitting parallel light signal is sent out
Emitter 11, the optical signal reflected for receiving the flexible keypad 2 when deforming upon optical receiver 12 and with it is described
Control chip (not shown) that optical transmitting set electrically connects, for the optical signal to be converted to electric signal.Control chip
For converting optical signals to the low and high level signal of digital electric signal, i.e. " 0 " " 1 ".
Optionally, the surface of emission of optical transmitting set 11 is parallel with safety glass form with the receiving plane of optical receiver 12 and institute
The surface of emission and the receiving plane are stated towards the inner surface of flexible keypad.Now, optical transmitting set 11, optical receiver 12 and circular pan
Cooperated between the preset curvature of young piece so that when elastic deformation does not occur for circular metal dome, what optical transmitting set 11 was sent
Infrared light can not be received by optical receiver 12 via the reflection of circular metal dome, and when operator triggers circular metal dome, make
When it is deformed upon, the infrared light that optical transmitting set 11 is launched reflects via the circular metal dome after deformation, can be connect by light
Receive device 12 to be received, so as to trigger the startup of the specific function of control electric apparatus for explosive atmospheres or closure.
Optionally, when adjusting the distance between optical transmitting set 11 and circular metal dome, when the distance of the two is close, then light
The light that transmitter 11 is sent can be considered parallel rays, due to circular metal dome before deforming upon equivalent to concave mirror, from
And convergence can be played a part of to parallel rays, and if optical receiver 12 to be arranged on to the convergent point of light, optical receiver 12
The light intensity enhancing of the reflection light received；Circular metal dome after deforming upon equivalent to convex mirror, so as to directional light
Line plays a part of diverging, thus the weakened of reflection light that optical receiver 12 receives.Can be according to optical receiver 12
The power of received light intensity controls the startup of the specific function of electric apparatus for explosive atmospheres or closure.
Certainly, the receiving plane of the surface of emission of optical receiver and/or optical transmitting set can also be not parallel with safety glass form,
As long as it is explosion-proof to ensure that the mutual cooperation of the angle and distance between optical transmitting set 11, optical receiver 12 and flexible keypad 2 can control
The startup of the specific function of electrical equipment or closure.
Because conditions down-hole is dim, optionally, the belted electronic balance weighing instrument touch button that the present embodiment provides also wraps
Include：Electrically connected with control chip, the indication signal control for being sent according to control chip is opened and the indicator lamp of closure.Citing
For, indicator lamp can be used to refer to the specific function whether flexible keypad 2 triggers electric apparatus for explosive atmospheres.
Belted electronic balance weighing instrument touch button provided in an embodiment of the present invention, can not only prevent electric apparatus for explosive atmospheres
Touch button malfunction the problem of, and because flexible keypad 2 is the circular metal dome with preset curvature, circular pan is young
Piece is concave mirror before deforming upon, and is convex mirror after deforming upon, therefore, circular metal dome passes through the convergence to directional light
Or disperse function changes the light intensity that optical receiver 12 receives, increase the discrimination of infrared photoinduction circuit 1, that is, add whole
Accuracy of the belted electronic balance weighing instrument touch button in control, and because circular metal dome has certain curvature,
Therefore under pitch-dark environment, operator can also be facilitated to touch and perceived, convenient use.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, the ordinary skill passenger of this area should be understood：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (7)
- A kind of 1. belted electronic balance weighing instrument touch button, it is characterised in that including：The infrared photoinduction circuit that is arranged in the inboard cavity body of flame proof shell and for change when deforming upon inject it is described red The flexible keypad of light signal strength in outer photoinduction circuit；Wherein, the flexible keypad is installed on the outside of the flame proof shell and is located at the outer of the safety glass form of the flame proof shell On wall, also it is sticked on the outer wall of the safety glass form for preventing the infrared veiling glare outside flame proof shell from injecting the flame proof The infrared light barrier film of infrared photoinduction circuit in shell；The infrared light barrier film is covered in above the flexible keypad；The side of the flexible keypad towards the infrared photoinduction circuit is coated with infrared light reflecting film；The flexible keypad is circular metal dome, and the circular metal dome has preset curvature, so that the circular metal dome exists It is concave mirror before deforming upon, is convex mirror after deforming upon.
- 2. belted electronic balance weighing instrument touch button according to claim 1, it is characterised in that described infrared optically isolated Film is attached at the outer surface of the flexible keypad.
- 3. belted electronic balance weighing instrument touch button according to claim 1, it is characterised in that described infrared optically isolated Film is PVC material.
- 4. belted electronic balance weighing instrument touch button according to claim 1, it is characterised in that the infrared light reflection The material of film is chromium.
- 5. belted electronic balance weighing instrument touch button according to claim 1, it is characterised in that the infrared photoinduction Circuit includes：Optical transmitting set for emitting parallel light signal, reflected when deforming upon for receiving the flexible keypad The optical receiver of the optical signal and electrically connected with the optical transmitting set, control for the optical signal to be converted to electric signal Coremaking piece, the surface of emission of the optical transmitting set is parallel with the safety glass form with the receiving plane of the optical receiver, and The surface of emission and the receiving plane are towards the inner surface of the flexible keypad.
- 6. belted electronic balance weighing instrument touch button according to claim 5, it is characterised in that also include：With it is described Control chip electrical connection, the indication signal control for being sent according to the control chip is opened and the indicator lamp of closure.
- 7. belted electronic balance weighing instrument touch button according to claim 1, it is characterised in that the flexible keypad and It is not electrically connected between the infrared photoinduction circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032280.5A CN105526999B (en) | 2015-12-31 | 2015-12-31 | Belted electronic balance weighing instrument touch button |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032280.5A CN105526999B (en) | 2015-12-31 | 2015-12-31 | Belted electronic balance weighing instrument touch button |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105526999A CN105526999A (en) | 2016-04-27 |
| CN105526999B true CN105526999B (en) | 2017-12-19 |
Family
ID=55769368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511032280.5A Active CN105526999B (en) | 2015-12-31 | 2015-12-31 | Belted electronic balance weighing instrument touch button |
Country Status (1)
| Country | Link |
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| CN (1) | CN105526999B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615635B (en) * | 2018-07-06 | 2023-10-13 | 东莞微感电子技术有限公司 | Press control module of piezoelectric sensor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922287Y (en) * | 2005-09-15 | 2007-07-11 | 邹定锦 | Touch keying system |
| CN201191355Y (en) * | 2008-02-25 | 2009-02-04 | 陈伟山 | Multi-point object touch screen apparatus |
| CN101821703A (en) * | 2007-08-03 | 2010-09-01 | 感知像素股份有限公司 | Multi-touch sensing through frustrated total internal reflection |
| CN205373837U (en) * | 2015-12-31 | 2016-07-06 | 北京工业职业技术学院 | Electronic belt conveyor scale instrument touching button that weighs |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101382287B1 (en) * | 2012-08-22 | 2014-04-08 | 현대자동차(주) | Apparatus and method for recognizing touching of touch screen by infrared light |
-
2015
- 2015-12-31 CN CN201511032280.5A patent/CN105526999B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922287Y (en) * | 2005-09-15 | 2007-07-11 | 邹定锦 | Touch keying system |
| CN101821703A (en) * | 2007-08-03 | 2010-09-01 | 感知像素股份有限公司 | Multi-touch sensing through frustrated total internal reflection |
| CN201191355Y (en) * | 2008-02-25 | 2009-02-04 | 陈伟山 | Multi-point object touch screen apparatus |
| CN205373837U (en) * | 2015-12-31 | 2016-07-06 | 北京工业职业技术学院 | Electronic belt conveyor scale instrument touching button that weighs |
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| Publication number | Publication date |
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| CN105526999A (en) | 2016-04-27 |
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