CN203840312U - Switch circuit - Google Patents
Switch circuit Download PDFInfo
- Publication number
- CN203840312U CN203840312U CN201420052174.8U CN201420052174U CN203840312U CN 203840312 U CN203840312 U CN 203840312U CN 201420052174 U CN201420052174 U CN 201420052174U CN 203840312 U CN203840312 U CN 203840312U
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- China
- Prior art keywords
- switch
- switch circuit
- induction
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- contact
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- Electronic Switches (AREA)
Abstract
The utility model relates to a switch circuit. The switch circuit is characterized by comprising a non-contact type switch circuit and a contact type switch circuit. The non-contact type switch circuit is connected with the contact type switch circuit. The non-contact type switch circuit comprises a first connecting end, a second connecting end, an induction controller and an induction switching end corresponding to the induction controller. When conduction is realized between the induction switching end and the first connecting end, the non-contact type switch circuit is in an open state. When conduction is achieved between the induction switching end and the second connecting end, the non-contact type switch circuit is closed and on. The contact type switch circuit comprises a mechanical switching end, and a third connecting end and a fourth connecting end corresponding to the mechanical switching end. A user is thus enabled to start functions controlled by the switch in a non-contact way. Or if the non-contact type switch cannot be used, the functions controlled by the circuit can be further started through the contact type switch.
Description
Technical field
The utility model relates to the technical field of switch, specifically has contactless and switching circuit contact feature concurrently.
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, already deeply to each application in people's life, for people's life has brought many facilities.
Switch is a kind of startup in order to control apparatus, close 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, on the whole it can be classified as contact (as: press/button formula, moving seesaw-type, rocker-arm or knob etc.) and contactless (as: light-inductive formula, temperature induction type, infrared induction or voice-control etc.) two large classes according to the difference of operational configurations.
Existing touch switch, this touch switch comprises a mechanical switch terminal, mechanical the first link and mechanical the second link.This touch switch carries out mechanical type handover operation by user, controls according to this this machinery switch terminal and mechanical the first link or mechanical the second link and is conducted.At ordinary times, this machinery switch terminal and mechanical the first link are conducted, and make this touch switch be off state; When this touch switch receives mechanical type handover operation, this machinery switch terminal can be switched to mechanical the second link and be conducted, and then makes this touch switch be conducting state.Although these touch switches have the advantages such as with low cost,, on many application scenarios, become also the main path that disseminates pollution.Take quite common in public place and contact very frequently elevator be example, because up and-down user is when taking elevator, can repeatedly contact to the whole story shift knob of elevator.If part user hygienic habit is not good, when push switch button, just dirty or germ can be stayed on shift knob, consequently follow-up user sees through this shift knob and touches these pollutants, and these problems are especially obvious in hospital unit.In addition; for some research unit; owing to often can using various corrosivity or having the medicine of carcinogenicity; although researcher can dress emgloves to completely cut off these medicines during operation experiments; but some careless researcher tends to have gloves on and presses elevator switch, cause other to take the people of elevator; all in indirect contact unconsciously many hazardous chemicals, very dangerous.
For improving foregoing problems, non-contact switch is used more and more at large under the environment of this contour safety and sanitation demand.Existing non-contact switch is typically provided with an induction controller, when this induction controller detects the variation of environment, and see through sensor signal and control the induction switch terminal of this non-contact switch and carry out handover operation, and then make this induction switch terminal with induction the first link or respond to the state that the second link is conducted.Owing to adopting under the occasion of this non-contact switch, when starting or closing electrical equipment, user needn't obtain switch itself, therefore, be widely used under the environment of these non-contact switchs, can effectively avoid polluting the problem of transmitting.Although these non-contact switchs have aforesaid advantage, because these non-contact switchs are generally comparatively accurate, when this induction controller or other assembly wherein breaks down, will cause switch to lose its effect completely.In addition, because induction controller all needs to see through the energy normal operation of driven by power beginning, therefore, because of facts such as power failure or emergency power offs, cause being supplied to the power breakdown of this induction controller, this non-contact switch also can lose its effect.Obviously, if the switch of some important electrical equipment (as main gateway automatically-controlled door) is to adopt this non-contact switch, when running into foregoing problems, user's another kind puzzlement 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 restriction and inconvenient locating in its application, therefore, how to design a kind of switching circuit that has both advantages concurrently, become numerous relevant dealers important topic urgently to be resolved hurrily now.
Summary of the invention
The purpose of this utility model is to provide a kind of improved switching circuit, and it can overcome touch switch in prior art or and the some shortcomings of non-contact switch.
To achieve these goals, the technical solution of the utility model is: 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, the 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 terminal and three, four link corresponding with mechanical switch terminal.
During use, induction switch terminal can be conducted respectively at the first link or the second link according to the sensor signal of induction controller, makes switching circuit be off state or conducting state; Touch switch comprises mechanical switch terminal, the 3rd link and the 4th link, machinery switch terminal and the electrical connection of the first link, and can be conducted with the 3rd link or the 4th link according to whether receiving mechanical type handover operation, make this switching circuit be off state or conducting state.User just can see through non-contacting mode and start the function that this switch is controlled, or when this non-contact switch cannot be used, is still able to start by touch switch the function that this switch is controlled.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment.
Embodiment:
Below in conjunction with drawings and Examples, the utility model 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 terminal, 322 the 3rd links, 323 the 4th links.
A kind of switching circuit described in the utility model, 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, the 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 terminal and three, four link corresponding with mechanical switch terminal.
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 be controlled induction switch terminal, makes to respond to switch terminal and switches to this second link and be conducted, and makes non-contact switch circuit be conducting state; In touch switch circuit, initial condition, mechanical switch terminal is to be conducted with the 3rd link, touch switch circuit is off state, when touch switch receives mechanical type handover operation, mechanical switch terminal can switch to the 4th link and be conducted, and touch switch circuit is conducting state.
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 utility model is a kind of contactless and switching circuit contact handover mechanism that has concurrently, and as shown in Figure 1, switching circuit 3 comprises non-contact switch 31 and touch switch 32.In this preferred embodiment, in non-contact switch 31, be provided with an induction controller 310(infrared induction controller), when user approaches this non-contact switch 31, the user that this non-contact switch 31 can detect according to this induction controller 310 is movable, carries out switching over control apparatus running (as opening the door).But, the utility model is not as limit, this induction controller 310 also can be electromagnetic type induction controller, user starts electrical equipment during near this non-contact switch 31 with electromagnetic induction card, or this non-contact switch 31 is acoustic control induction controller, to make user can see through acoustic control mode, drive electrical equipment, under all the personage of technical field can according to the content of this specification think easily and other change, all belong to this alleged non-contact switch 31 herein.
This non-contact switch 31 also comprises an induction switch terminal 311, the first link 312 and the second link 313.At ordinary times, induction switch terminal 311 is to be 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 to be conducted with this first link 312.(as: user that infrared inductor detects move etc.) changes when the inductor of this non-contact switch 31 (graphic do not show) detects environment, and while making this non-contact switch 31 receive sensor signal, 311 of this induction switch terminal can be switched to the state being conducted with this second link 313.Because the second link 313 is to be electrically connected mutually with turning circuit 13, this induction switch terminal 311 is switched under the state being conducted with this second link 313, just can make this switching circuit 3 be conducting state, and then control apparatus starts.
This touch switch 32 comprises mechanical switch terminal 321, the 3rd link 322 and the 4th link 323.This machinery switch terminal 321 is to be electrically connected mutually with this first link 312.When touch switch 32 does not receive mechanical type handover operation, mechanical switch terminal 321 is to be conducted with the 3rd link 322, makes switching circuit 3 be off state; When touch switch 32 receives mechanical type handover operation (as user's push switch button), 321 of mechanical switch terminal can be switched to the 4th link 323 and be conducted, and make this switching circuit 3 be conducting state.This touch switch 32 is key switchs for energy automatic rebounding, when user presses this key switch, after this machinery switch terminal 321 is conducted with the 4th link 323, if user no longer forces in this key switch, this machinery switch terminal 321 can automatically revert to the state being conducted with the 3rd link 322, and the utility model is not as limit.Because this machinery switch terminal 321 is to be electrically connected mutually with this first link 312 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, make this machinery switch terminal 321 be switched to the state being conducted with the 4th link 323, now, still can make switching circuit 3 of the present utility model be the state of 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), just can seeing through non-contacting mode, user starts the function (as opening the door) that this switch is controlled; In addition,, when this non-contact switch 31 cannot be used because of fault, user is still able to start by touch switch 32 function that this switch is controlled.See through have concurrently contactless and switching circuit 3 contact handover mechanism of the present utility model, can have the advantage of touch switch and non-contact switch traditionally simultaneously concurrently, and more can be used widely extremely different occasion or fields.
The above; it is only preferred embodiment of the present utility model; but the interest field that the utility model is advocated; be not limited to this; all those skilled in the art; according to the disclosed technology contents of the utility model, can think easily and equivalence change, all should belong to and not depart from protection category of the present utility model.
Claims (3)
1. 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 terminal and three, four link corresponding with mechanical switch terminal.
2. switching circuit according to claim 1, is characterized in that: induction controller is infrared induction controller, electromagnetic type induction controller or an acoustic control induction controller.
3. switching circuit according to claim 1, 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 |
|---|---|---|---|
| CN201420052174.8U CN203840312U (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420052174.8U CN203840312U (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203840312U true CN203840312U (en) | 2014-09-17 |
Family
ID=51518105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420052174.8U Expired - Fee Related CN203840312U (en) | 2014-01-27 | 2014-01-27 | Switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203840312U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811176A (en) * | 2014-01-27 | 2015-07-29 | 茂旭安防工程设备(上海)有限公司 | Switch circuit |
-
2014
- 2014-01-27 CN CN201420052174.8U patent/CN203840312U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811176A (en) * | 2014-01-27 | 2015-07-29 | 茂旭安防工程设备(上海)有限公司 | Switch circuit |
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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: 20140917 Termination date: 20170127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |