CN105788960A - Noncontact safety type circuit switching device - Google Patents
Noncontact safety type circuit switching device Download PDFInfo
- Publication number
- CN105788960A CN105788960A CN201610294675.0A CN201610294675A CN105788960A CN 105788960 A CN105788960 A CN 105788960A CN 201610294675 A CN201610294675 A CN 201610294675A CN 105788960 A CN105788960 A CN 105788960A
- Authority
- CN
- China
- Prior art keywords
- magnet
- cavity
- tongue tube
- switching device
- reed switch
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/0073—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by relative movement between two magnets
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The invention discloses a noncontact safety type circuit switching device, and belongs to a circuit switch. The device comprises a cavity which is internally provided with at least one reed switch. The external part of the cavity is also flexibly provided with a magnet carrier in which a magnet is embedded. The position of the magnet is corresponding to the reed switch in the cavity. The internal part and the external part of the cavity of the switching device are respectively provided with the reed switch and the magnet, and the reed switch is enabled to be connected and disconnected by a magnetic field generated by the magnet. The relative position of the magnet and the reed switch can be changed by operating the magnet carrier so as to change the magnetic field affecting the reed switch and then control connection and disconnection of the reed switch and realize the switching effect. Besides, the internal part and the external part of the cavity are completely separated, and the reed switch is not directly contacted with the magnet carrier or the magnet so that influence of external liquid and gas on the reed switch in use can be avoided, and explosion caused by electric spark generated in connection and disconnection of the switching circuit can also be prevented by the sealed cavity.
Description
Technical field
The present invention relates to a kind of contactor, in particular, the invention mainly relates to a kind of contactless safe circuit switching device.
Background technology
At present, switching device kind on the market is varied, but classify in the way of its conducting with disconnection, it is mostly touch switch, the switching device of contact can be satisfied with the use of most of electric system, but in the place that some are special, for instance mine, underwater performance electric equipment in use time, this kind of switching device contacts will cause switch failure once with water or other liquid, gas；Even produce electric spark because of the on-off mode of contact in mine, cause the security incidents such as gas explosion, thus be necessary to carry out studying and improving for the structure of the electric switch device used in aforementioned Code in Hazardous Special Locations.
Summary of the invention
An object of the present invention is in that for above-mentioned deficiency, it is provided that a kind of contactless safe circuit switching device, to expect to solve touch switch conventional in prior art because of its fault of construction, it is impossible under water, the technical problem such as use in the Code in Hazardous Special Locations such as mine.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
The contactless safe circuit switching device of one provided by the present invention, described device includes cavity, is provided with at least one tongue tube in described cavity；And the outside of described cavity is also movably installed with magnet carrier, described magnet carrier is embedded with Magnet, and the position of described Magnet is corresponding with the tongue tube in cavity, for being moved by magnet carrier band moving magnet, thus changing Magnet to act on the magnetic field of tongue tube, make reed switch conduction or disconnection；Described tongue tube accesses power supply for one end, and the other end is directly or indirectly accessible to power device.
As preferably, further technical scheme is: being additionally provided with circuit board in described cavity, described tongue tube is arranged on described circuit board.
Further technical scheme is: the outside of described cavity is additionally provided with sealing coat, and described sealing coat is placed between cavity and magnet carrier, for making the inside of cavity and outside completely isolated.
Further technical scheme is: described tongue tube is multiple, for being accessed power supply parallel by one end of multiple tongue tubes, and the respective power device of access that the other end is direct or indirect respectively.
Further technical scheme is: described power device is light source, for being accessed light source by the other end of tongue tube by controller.
Compared with prior art, one of beneficial effects of the present invention is: by being respectively provided with tongue tube and Magnet in the inside cavity of switching device and outside, and the magnetic field produced by Magnet is made tongue tube carry out turning on and disconnects；It is operated by magnet carrier and can change the relative position of Magnet and tongue tube, in order to change the magnetic field acting on tongue tube, and then control the conducting of tongue tube and disconnection, play the effect of switch；Additionally, the inside of cavity is completely isolated with outside, tongue tube does not directly contact with magnet carrier and Magnet, avoid tongue tube in use and be subject to the impact of outside liquid, gas, and the cavity sealed produces electric spark and sets off an explosion when on-off circuit also can be prevented in conducting and disconnect, one provided by the present invention contactless safe circuit switching device structure is simple simultaneously, be suitable to industrialized production, it is especially suitable for installing and using under water or in the emergency light of down-hole, also can using in the electrical equipment that other is similar, range of application is wide simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation for one embodiment of the invention is described；
Fig. 2 is the A-A sectional view of Fig. 1；
Fig. 3 is the structural representation for another embodiment of the present invention is described；
In figure, 1 be cavity, 2 be tongue tube, 3 be magnet carrier, 4 be Magnet, 5 be sealing coat, 6 for circuit board.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further elaborated.
With reference to shown in Fig. 1, one embodiment of the present of invention is a kind of contactless safe circuit switching device, and the circuit switchgear in the present embodiment should include cavity 1, installs a tongue tube 2 in cavity 1 domestic demand；Also at the external activity of cavity 1, magnet carrier 3 need to be installed, it is even more important that magnet carrier 3 needs an embedded Magnet 4, and the position of this Magnet 4 is corresponding with the tongue tube 2 in cavity 1；Going out as shown in Figure 1, the tongue tube 2 position in cavity 1 should be the position slightly towards cavity 1 edge；The purpose of aforementioned structure is can be moved by magnet carrier 3 band moving magnet 4, thus changing Magnet 4 to act on the magnetic field of tongue tube 2, makes tongue tube 2 be turned on or off；In application mode, power supply, other end access power device can be accessed in aforementioned tongue tube 2 one end, when necessary, between this other end and power device, also can set up the components and parts of other necessity.
Such as in another embodiment of the invention, when above-mentioned switching device uses in anti-riot emergency light or torch, adopt light source as above-mentioned power device, and the other end of above-mentioned tongue tube 2 is accessed light source by controller, by controller and adjustable different capacity, light source is made to present different brightness.
Shown in Fig. 2, for convenience of in the installation of above-mentioned tongue tube 2 and application with the connection of other components and parts, can extension circuit plate 6 in above-mentioned cavity 1 again, tongue tube 2 is arranged on this circuit board 6.
Go out as shown in Figure 1, in the present invention for solving in a technical problem embodiment more preferably, inventor is in order to promote the sealing of above-mentioned cavity 1, on the basis of above-mentioned switching device structure, also it is additionally arranged sealing coat 5 in the outside of cavity 1, this sealing coat 5 is placed between cavity 1 and magnet carrier 3, and then makes the inside of cavity 1 and outside completely isolated, is in the state of sealing.
In the present embodiment, being respectively provided with tongue tube 2 and Magnet 4 by and outside internal at the cavity 1 of switching device, the magnetic field produced by Magnet 4 is made tongue tube 2 carry out turning on and disconnects；It is operated by magnet carrier 3 and can change the relative position of Magnet 4 and tongue tube 2, in order to change the magnetic field acting on tongue tube 2, and then control conducting and the disconnection of tongue tube 2, play the effect of switch；Additionally, the inside of cavity 1 is completely isolated with outside, tongue tube 2 does not directly contact with magnet carrier 3 and Magnet 4, it is to avoid in using, tongue tube 2 is by the impact of outside liquid, gas, and produces electric spark and set off an explosion when the cavity 1 sealed also can prevent on-off circuit in conducting and disconnect.
With reference to shown in Fig. 3, in the present invention for solving in technical problem another embodiment more preferably, based on the principle of above-mentioned switching device, also can be identical with touch switch of the prior art, it is achieved variable connector and conversion output；It is specially and the tongue tube 2 in above-mentioned cavity 1 is set to multiple, and in use one end of multiple tongue tubes 2 is accessed parallel power supply, and the respective power device of access that the other end is direct or indirect respectively.The occupation mode of switching device described in the present embodiment is same as described above, and those skilled in the art can understand based on the way of output of contact variable connector in above-described embodiment and prior art, no longer describes in detail herein.
Than that described above, it can further be stated that " embodiment ", " another embodiment ", " embodiment " spoken of in this manual etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and include at least one embodiment that the application generality describes.Multiple local appearance statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, it is understood that when describing a specific features, structure or feature in conjunction with any embodiment, what advocate is also fall within the scope of the present invention to realize this feature, structure or feature in conjunction with other embodiments.
Although reference be made herein to invention has been described for the multiple explanatory embodiment of the present invention, but, it should be understood that those skilled in the art can be designed that a lot of other amendments and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More specifically, disclosure, drawings and claims scope in, it is possible to building block and/or layout to theme composite configuration carry out multiple modification and improvement.Except the modification that building block and/or layout are carried out and improvement, to those skilled in the art, other purposes also will be apparent from.
Claims (5)
1. a contactless safe circuit switching device, it is characterised in that: described device includes cavity (1), is provided with at least one tongue tube (2) in described cavity (1)；And the outside of described cavity (1) is also movably installed with magnet carrier (3), described magnet carrier (3) is embedded with Magnet (4), the position of described Magnet (4) is corresponding with the tongue tube (2) in cavity (1), for mobile by magnet carrier (3) band moving magnet (4), thus changing Magnet (4) to act on the magnetic field of tongue tube (2), tongue tube (2) is made to be turned on or off；Described tongue tube (2) accesses power supply for one end, and the other end is directly or indirectly accessible to power device.
2. contactless safe circuit switching device according to claim 1, it is characterised in that: being additionally provided with circuit board (6) in described cavity (1), described tongue tube (2) is arranged on described circuit board (6).
3. contactless safe circuit switching device according to claim 1 and 2, it is characterized in that: the outside of described cavity (1) is additionally provided with sealing coat (5), described sealing coat (5) is placed between cavity (1) and magnet carrier (3), is used for making the inside of cavity (1) and outside completely isolated.
4. contactless safe circuit switching device according to claim 3, it is characterized in that: described tongue tube (2) is for multiple, for being accessed power supply parallel by one end of multiple tongue tubes (2), the respective power device of access that the other end is direct or indirect respectively.
5. contactless safe circuit switching device according to claim 4, it is characterised in that: described power device is light source, for being accessed light source by the other end of tongue tube (2) by controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610294675.0A CN105788960A (en) | 2016-05-06 | 2016-05-06 | Noncontact safety type circuit switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610294675.0A CN105788960A (en) | 2016-05-06 | 2016-05-06 | Noncontact safety type circuit switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105788960A true CN105788960A (en) | 2016-07-20 |
Family
ID=56401694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610294675.0A Pending CN105788960A (en) | 2016-05-06 | 2016-05-06 | Noncontact safety type circuit switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105788960A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58123625A (en) * | 1982-01-15 | 1983-07-22 | 畠 清 | Multipolar changeover switch capable of continuing initial performance |
| US6188332B1 (en) * | 1999-01-11 | 2001-02-13 | Alto Technologies, Inc. | Apparatus for magnetically transfering control information from a rotary knob |
| CN1744004A (en) * | 2004-08-31 | 2006-03-08 | 保力马科技株式会社 | Key switch and electronic device |
| CN2891248Y (en) * | 2006-04-04 | 2007-04-18 | 上海华明电力设备制造有限公司 | Contactless stop-position signal device |
| CN101241818A (en) * | 2007-02-09 | 2008-08-13 | 李火荣 | Flow switch |
| CN201532870U (en) * | 2009-11-12 | 2010-07-21 | 昆明理工大学 | Mechanical time delay switch |
| CN103646821A (en) * | 2013-12-04 | 2014-03-19 | 佛山市顺德区奇林电气有限公司 | Magnetic reed pipe conductive wind-pressure switch |
| CN205723336U (en) * | 2016-05-06 | 2016-11-23 | 张晓东 | Contactless safe circuit switching device |
-
2016
- 2016-05-06 CN CN201610294675.0A patent/CN105788960A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58123625A (en) * | 1982-01-15 | 1983-07-22 | 畠 清 | Multipolar changeover switch capable of continuing initial performance |
| US6188332B1 (en) * | 1999-01-11 | 2001-02-13 | Alto Technologies, Inc. | Apparatus for magnetically transfering control information from a rotary knob |
| CN1744004A (en) * | 2004-08-31 | 2006-03-08 | 保力马科技株式会社 | Key switch and electronic device |
| CN2891248Y (en) * | 2006-04-04 | 2007-04-18 | 上海华明电力设备制造有限公司 | Contactless stop-position signal device |
| CN101241818A (en) * | 2007-02-09 | 2008-08-13 | 李火荣 | Flow switch |
| CN201532870U (en) * | 2009-11-12 | 2010-07-21 | 昆明理工大学 | Mechanical time delay switch |
| CN103646821A (en) * | 2013-12-04 | 2014-03-19 | 佛山市顺德区奇林电气有限公司 | Magnetic reed pipe conductive wind-pressure switch |
| CN205723336U (en) * | 2016-05-06 | 2016-11-23 | 张晓东 | Contactless safe circuit switching device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160720 |