CN104811176A - Switch circuit - Google Patents
Switch circuit Download PDFInfo
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- CN104811176A CN104811176A CN201410039230.9A CN201410039230A CN104811176A CN 104811176 A CN104811176 A CN 104811176A CN 201410039230 A CN201410039230 A CN 201410039230A CN 104811176 A CN104811176 A CN 104811176A
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- switch
- switch circuit
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- induction
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Abstract
The present invention relates to a switch circuit. The switch circuit is characterized in that the switch circuit comprises a non-contact switch circuit and a contact switch circuit; the non-contact switch circuit is connected with the contact switch circuit; the non-contact switch circuit includes a first connecting end, a second connecting end, an induction controller and an induction switching end corresponding to the induction controller; when the induction switching end is in conductive communication with the first connecting end, the non-contact switch circuit is in an open-circuit state; when the induction switching end is in conductive communication with the second connecting end, the non-contact switch circuit is in a conductive communication state; the contact switch circuit comprises a mechanical switching end as well as a third connecting end and a fourth connecting end which are corresponding to the mechanical switching end. With the switch circuit adopted, a user can start up functions controlled by a switch through a non-contact manner, or the user can still start up the functions controlled by the switch through a contact switching manner.
Description
Technical field
The present invention relates to the technical field of switch, specifically a kind of contactless and contact circuit to be integrated mutually, and can the switching circuit of conversion automatically between contactless and contact circuit.
Background technology
Along with industrial and commercial society develops gradually, various electrical installation or equipment come out in a large number, and the function that these electrical equipment provide is extensive and various, and already deeply to each application in people's life, the life for people brings many facilities.
Switch is a kind of startup in order to control apparatus, closedown or select the controller of conversion action (as: change operation rate, change outbound course or change illuminance etc.).The operational configurations of switch has a variety of, and it is according to the difference of operational configurations, on the whole can be classified as contact and contactless two large classes.
Existing touch switch, this touch switch comprises a mechanical switch end, mechanical first link and mechanical second link.This touch switch carries out mechanical type handover operation by user, controls this mechanical switch end and mechanical first link or mechanical second link according to this and is conducted.At ordinary times, this mechanical switch end and mechanical first link are conducted, and make this touch switch be off state; When this touch switch receives mechanical type handover operation, this mechanical switch end then can be switched to and be conducted with mechanical second link, and then makes this touch switch be conducting state.Although these touch switches have the advantages such as with low cost, many application scenarios become main path also that disseminate pollution.For quite common in public place and contact elevator very frequently, because up and-down user is when taking elevator, the shift knob of elevator repeatedly can be contacted to the whole story.If part user hygienic habit is not good, when push switch button, just dirty or germ can be stayed on shift knob, so that follow-up user touches these pollutants through this shift knob, these problems, especially obvious at hospital unit.In addition; for some research unit; due to various corrosivity often can be used or have the medicine of carcinogenicity; although researcher can dress emgloves with these medicines isolated during operation experiments; but the researcher of some carelessness often has gloves on pressing elevator switch, causes other to take the people of elevator; all many hazardous chemicals in indirect contact unconsciously, very dangerous.
For improving foregoing problems, under non-contact switch is used in the environment of this contour safety and sanitation demand more and more at large.Existing non-contact switch is typically provided with an induction controller, when this induction controller detects the change of environment, and carry out handover operation through the induction switch terminal that sensor signal controls this non-contact switch, and then make this induction switch terminal and induction the first link or respond to the state that the second link is conducted.Due under the occasion adopting this non-contact switch, when startup or closedown electrical equipment, user need not obtain switch itself, therefore, under the environment widely using these non-contact switchs, can effectively avoid polluting the problem transmitted.Although these non-contact switchs have aforesaid advantage, because these non-contact switchs are general comparatively accurate, when this induction controller wherein or other component failure, switch will be caused to lose its effect completely.In addition, due to induction controller, all need begin through driven by power can normal operation, therefore because having a power failure or the facts such as emergency power off, cause the power breakdown being supplied to this induction controller, then this non-contact switch also can lose its effect.Obviously, if the switch of some important electrical equipment (as main doorway automatically-controlled door) adopts this non-contact switch, when running into foregoing problems, the another kind puzzlement of user will be become.
Known in sum, the design of existing switch, no matter with regard to touch switch or non-contact switch, all there are the restriction in its application and inconvenient place, therefore, how to design a kind of switching circuit having both advantages concurrently, namely become the important topic that numerous relevant dealer is urgently to be resolved hurrily now.
Summary of the invention
The object of the present invention is to provide a kind of switching circuit of improvement, it can overcome the some shortcomings that touch switch in prior art easily spreads germs and poisonous and harmful substance and the easy Frequent Troubles of non-contact switch, coefficient of safety cannot ensure.
To achieve these goals, technical scheme of the present invention is: a kind of switching circuit, it is characterized in that: described switching circuit comprises a non-contact switch circuit and a touch switch circuit, non-contact switch circuit is connected with touch switch circuit, non-contact switch circuit includes first, second link, one induction controller and the induction switch terminal corresponding with induction controller, when induction switch terminal and the first link are conducted, this non-contact switch circuit is off state, when induction switch terminal and the second link are conducted, this non-contact switch circuit is conducting state, touch switch circuit includes mechanical switch end and the corresponding with mechanical switch end the 3rd, the 4th link.
During use, induction switch terminal according to the sensor signal of induction controller, can be conducted respectively at the first link or the second link, makes switching circuit be off state or conducting state; Touch switch comprises mechanical switch end, the 3rd link and the 4th link, mechanical switch end and the first link are electrically connected, and according to whether receiving mechanical type handover operation, be conducted with the 3rd link or the 4th link, making this switching circuit be off state or conducting state.User just can start through non-contacting mode the function that this switch controls, or when this non-contact switch cannot use, and is still able to start by touch switch the function that this switch controls.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Embodiment:
Below in conjunction with drawings and Examples, the invention will be further described.
Label in each accompanying drawing is expressed as follows: 3 switching circuits, 31 non-contact switch circuit, 32 touch switch circuit, 310 induction controllers, 311 induction switch terminal, 312 first links, 313 second links, 321 mechanical switch ends, 322 the 3rd links, 323 the 4th links.
A kind of switching circuit of the present invention, its difference with the prior art is: described switching circuit comprises a non-contact switch circuit and a touch switch circuit, non-contact switch circuit is connected with touch switch circuit, non-contact switch circuit includes first, second link, one induction controller and the induction switch terminal corresponding with induction controller, when induction switch terminal and the first link are conducted, this non-contact switch circuit is off state, when induction switch terminal and the second link are conducted, this non-contact switch circuit is conducting state, touch switch circuit includes mechanical switch end and the corresponding with mechanical switch end the 3rd, the 4th link.
In non-contact switch circuit, initial condition, induction switch terminal and this first link are conducted, non-contact switch circuit is off state, when induction controller receives sensor signal, induction controller can answer switch terminal by Perceived control, induction switch terminal is switched to and is conducted with this second link, make non-contact switch circuit be conducting state; In touch switch circuit, initial condition, mechanical switch end is conducted with the 3rd link, touch switch circuit is off state, when touch switch receives mechanical type handover operation, mechanical switch end can switch to and be conducted with the 4th link, and touch switch circuit is conducting state.The first link in non-contact switch circuit is connected with the mechanical switch end in touch switch circuit.
Induction controller is infrared induction controller, electromagnetic type induction controller or an acoustic control induction controller.Touch switch circuit is an a kind of key switch circuit of energy automatic rebounding.
During use, the present invention a kind ofly has switching circuit that is contactless and contact handover mechanism concurrently, and as shown in Figure 1, switching circuit 3 comprises non-contact switch 31 and touch switch 32.In this preferred embodiment, an induction controller 310(infrared induction controller is provided with) in non-contact switch 31, when user is close to this non-contact switch 31, the resource-user cost method that this non-contact switch 31 can detect according to this induction controller 310, carries out switching over control apparatus running (as opened the door).But, the present invention is not as limit, this induction controller 310 also can be electromagnetic type induction controller, user with electromagnetic induction card near this non-contact switch 31 time start electrical equipment, or this non-contact switch 31 is acoustic control induction controller, can drive electrical equipment to make user through voice-controlled manner, the personage of all art can think easily according to the content of this specification and other change, all belong to this alleged non-contact switch 31 herein.
This non-contact switch 31 also comprises induction switch terminal 311, first link 312 and second link 313.At ordinary times, induction switch terminal 311 is conducted with this first link 312, when this non-contact switch 31 does not receive sensor signal (as ultrared sensing signal, acoustic control signal or other contactless signal), this induction switch terminal 311 is conducted with this first link 312.(as: user that infrared inductor detects moves) is changed when the inductor (not shown) of this non-contact switch 31 detects environment, and when making this non-contact switch 31 receive sensor signal, this induction switch terminal 311 can be switched to the state be conducted with this second link 313.Because the second link 313 is electrically connected with turning circuit 13 phase, under this induction switch terminal 311 is switched to the state be conducted with this second link 313, this switching circuit 3 just can be made in conducting state, and then control apparatus start.
This touch switch 32 comprises mechanical switch end 321, the 3rd link 322 and the 4th link 323.This mechanical switch end 321 is electrically connected with this first link 312 phase.When touch switch 32 does not receive mechanical type handover operation, mechanical switch end 321 is conducted with the 3rd link 322, makes switching circuit 3 in off state; When touch switch 32 receives mechanical type handover operation (as user's push switch button), 321, mechanical switch end can be switched to and be conducted with the 4th link 323, makes this switching circuit 3 in conducting state.This touch switch 32 is key switchs for energy automatic rebounding, when user presses this key switch, after this mechanical switch end 321 is conducted with the 4th link 323, if user no longer forces in this key switch, then this mechanical switch end 321 can automatically revert to the state be conducted with the 3rd link 322, and the present invention is not as limit.Because this mechanical switch end 321 is electrically connected with this first link 312 phase of this non-contact switch 31, even if this non-contact switch 31 does not receive sensor signal, as long as user carries out mechanical type handover operation to this touch switch 32, this mechanical switch end 321 is made to be switched to the state be conducted with the 4th link 323, now, still can make the state of switching circuit 3 of the present invention in conducting, and then the startup of energy control apparatus.
From illustrating above, when this switching circuit 3 is applied to the switch of high safety and sanitation demand environment (as medical space or laboratory), user just can start through non-contacting mode the function (as opened the door) that this switch controls; In addition, when this non-contact switch 31 cannot use because of fault, user is still able to start by touch switch 32 function that this switch controls.Have switching circuit 3 that is contactless and contact handover mechanism concurrently through of the present invention, the advantage of touch switch and non-contact switch traditionally can be had simultaneously concurrently, and more can be widely deployed to different occasions or field.
The above is only preferred embodiment of the present invention, but the interest field that the present invention advocates; be not limited thereto, all those skilled in the art, according to the technology contents disclosed by the present invention; can think easily and equivalence change, all should belong to and not depart from protection category of the present invention.
Claims (5)
1. a switching circuit, it is characterized in that: described switching circuit comprises a non-contact switch circuit and a touch switch circuit, non-contact switch circuit is connected with touch switch circuit, non-contact switch circuit includes first, second link, an induction controller and the induction switch terminal corresponding with induction controller, when induction switch terminal and the first link are conducted, this non-contact switch circuit is off state, when induction switch terminal and the second link are conducted, this non-contact switch circuit is conducting state; Touch switch circuit includes mechanical switch end and the corresponding with mechanical switch end the 3rd, the 4th link.
2. a kind of switching circuit according to claim 1, it is characterized in that: in non-contact switch circuit, initial condition, induction switch terminal and this first link are conducted, non-contact switch circuit is off state, and when induction controller receives sensor signal, induction controller can answer switch terminal by Perceived control, induction switch terminal is switched to be conducted with this second link, make non-contact switch circuit be conducting state; In touch switch circuit, initial condition, mechanical switch end is conducted with the 3rd link, touch switch circuit is off state, when touch switch receives mechanical type handover operation, mechanical switch end can switch to and be conducted with the 4th link, and touch switch circuit is conducting state.
3. a kind of switching circuit according to claim 1 and 2, is characterized in that: the first link in non-contact switch circuit is connected with the mechanical switch end in touch switch circuit.
4. a kind of switching circuit according to claim 1 and 2, is characterized in that: induction controller is infrared induction controller, electromagnetic type induction controller or an acoustic control induction controller.
5. a kind of switching circuit according to claim 1 and 2, is characterized in that: touch switch circuit is an a kind of key switch circuit of energy automatic rebounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410039230.9A CN104811176A (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410039230.9A CN104811176A (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104811176A true CN104811176A (en) | 2015-07-29 |
Family
ID=53695730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410039230.9A Pending CN104811176A (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104811176A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1523760A (en) * | 2003-02-21 | 2004-08-25 | 魏荣宗 | Intelligent on-line switch |
| US20100007405A1 (en) * | 2008-07-09 | 2010-01-14 | Chi-Jen Wang | Non-contact touch switch |
| CN101908872A (en) * | 2009-06-05 | 2010-12-08 | 金德奎 | Non-contact inductive switchgear and control method thereof |
| CN202931273U (en) * | 2012-11-22 | 2013-05-08 | 沁阳市电业综合公司 | Switch |
| CN203840312U (en) * | 2014-01-27 | 2014-09-17 | 茂旭安防工程设备(上海)有限公司 | Switch circuit |
-
2014
- 2014-01-27 CN CN201410039230.9A patent/CN104811176A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1523760A (en) * | 2003-02-21 | 2004-08-25 | 魏荣宗 | Intelligent on-line switch |
| US20100007405A1 (en) * | 2008-07-09 | 2010-01-14 | Chi-Jen Wang | Non-contact touch switch |
| CN101908872A (en) * | 2009-06-05 | 2010-12-08 | 金德奎 | Non-contact inductive switchgear and control method thereof |
| CN202931273U (en) * | 2012-11-22 | 2013-05-08 | 沁阳市电业综合公司 | Switch |
| CN203840312U (en) * | 2014-01-27 | 2014-09-17 | 茂旭安防工程设备(上海)有限公司 | Switch circuit |
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Application publication date: 20150729 |
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| WD01 | Invention patent application deemed withdrawn after publication |