CN105244240A - Manual and automatic integrated electromagnetic switch - Google Patents
Manual and automatic integrated electromagnetic switch Download PDFInfo
- Publication number
- CN105244240A CN105244240A CN201510770736.1A CN201510770736A CN105244240A CN 105244240 A CN105244240 A CN 105244240A CN 201510770736 A CN201510770736 A CN 201510770736A CN 105244240 A CN105244240 A CN 105244240A
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- China
- Prior art keywords
- electromagnetic switch
- circuit
- permanent magnet
- iron core
- communicated
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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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/32—Electromagnetic mechanisms having permanently magnetised part
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
- Magnetic Treatment Devices (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention discloses a manual and automatic integrated electromagnetic switch. The electromagnetic switch comprises a fixed machine base, a coil iron core, a first switch circuit and an inner pendulum assembly; the fixed machine base plays a role of a support and mounting rack; the coil iron core for being communicated with a DC circuit is installed on the fixed machine base; the first switch circuit is used to be connected with an external circuit; and a first permanent magnet of the inner pendulum assembly and an iron core of the coil iron core can generate a magnetic force function, that is to say, the first permanent magnet of the inner pendulum assembly and the iron core of the coil iron core can attract or repel each other, and a first communication sheet of the inner pendulum assembly can enable the first switch circuit to be conducted. According to the electromagnetic switch in the application, the electromagnetic switch can be controlled in a power supply manner, an operator does not need to continuously press the electromagnetic switch, and an elastic piece is also not needed to change a state of the electromagnetic switch, so quality of the electromagnetic switch is guaranteed, and then the service life of the electromagnetic switch is prolonged. The electromagnetic switch in the application can also achieve manual control, and normal use of the electromagnetic switch when the electromagnetic switch cannot be controlled in the power supply manner is guaranteed.
Description
Technical field
The present invention relates to switching technique field, in particular, relate to a kind of electromagnetic switch of manual-automatic integrated.
Background technology
Switch can be divided into high-voltage switch gear, low tension switch box electric accessories class switch etc. with use occasion.Appliance switch is the switch of a generic electric accessories; along with the development of science and technology; product function innovation, upgrading etc.; require under-voltage protection when appliance switch also has a brownout, have a power failure after do not allow the functions such as automatically reset loss protecting; wherein, electromagnetic switch is then a kind of appliance switch typically with under-voltage protection and loss protecting function.
At present, existing electromagnetic switch generally comprises start/stop button, clapper-type mechanism, hold-in winding and contact mechanism and spring etc.During normal use, when pressing start button, when promoting inner clapper-type armature to magnetic system magnetic circuit normal closed position, armature drives the closed connection of electromagnetic switch contact part, now spring-compressed; When pressing stop button, meeting Compress Spring, drive inner clapper-type armature to depart from the make position of magnetic system, electromagnetic switch contact is separated, and electromagnetic switch disconnects.
To sum up, for existing electromagnetic switch, in use by the state of the mode regulating spring of pressing, thus realize the closed and disconnected of electromagnetic switch.But in using into for a long time, spring can be aging, and affect the quality of electromagnetic switch, shortens the life-span of electromagnetic switch.
Therefore, how ensureing the quality of electromagnetic switch, to extend the useful life of electromagnetic switch, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
In view of this, the invention provides a kind of electromagnetic switch of manual-automatic integrated, ensure the quality of electromagnetic switch, to extend the useful life of electromagnetic switch.
For achieving the above object, the invention provides following technical scheme:
An electromagnetic switch for manual-automatic integrated, it comprises:
Fixed base;
Be arranged on the iron-core coil in described fixed base, the coil of described iron-core coil is used for connecting with DC circuit;
Be arranged on the first switching circuit for being connected with external circuits in described fixed base;
Interior pendulum assembly, described interior pendulum assembly has and produces magneticaction with the iron core of described iron-core coil and the first permanent magnet that described interior pendulum assembly is swung is communicated with sheet with can be communicated with described first switching circuit first.
Preferably, in above-mentioned electromagnetic switch, also comprise: be arranged on the second switch circuit for being connected with test circuit in described fixed base;
Described interior pendulum assembly has and produces magneto motive second permanent magnet with the iron core of described iron-core coil, be communicated with sheet with can be communicated with described second switch circuit second, and described second permanent magnet is contrary with the magnetic force direction of described first permanent magnet and described iron core with the magnetic force direction of described iron core.
Preferably, in above-mentioned electromagnetic switch, described test circuit is connected with indicator light.
Preferably, in above-mentioned electromagnetic switch, described second switch circuit comprises left of two shell fragment electrodes, and two left of described shell fragment electrodes can be communicated with sheet conducting by described second, and two left of described shell fragment electrodes all connect for described test circuit.
Preferably, in above-mentioned electromagnetic switch, described first switching circuit comprises right of two shell fragment electrodes, and two right of described shell fragment electrodes can be communicated with sheet conducting by described first, and two right of described shell fragment electrodes all connect for described external circuits.
Preferably, in above-mentioned electromagnetic switch, described interior pendulum assembly also comprises U-shaped interior swinging rack, and described U-shaped interior swinging rack is by the swingable axis hole being arranged on described fixed base of rotating shaft, and described first permanent magnet and described second permanent magnet are all arranged on described U-shaped interior swinging rack.
Preferably, in above-mentioned electromagnetic switch, described first permanent magnet and described second permanent magnet are separately positioned on the outer surface of two sidewalls of described U-shaped interior swinging rack.
Preferably, in above-mentioned electromagnetic switch, described iron-core coil is arranged in the U-shaped space of described U-shaped interior swinging rack.
Known via above-mentioned technical scheme, the invention discloses a kind of electromagnetic switch of manual-automatic integrated, comprising: fixed base, iron-core coil, the first switching circuit and interior pendulum assembly, wherein, fixed base, as the basis of whole electromagnetic switch, plays the effect of support and installing rack; Iron-core coil for connecting with DC circuit is arranged on fixed base; First switching circuit is used for being connected with external circuits, and external circuits is the circuit that this electromagnetically operated valve needs to control; First permanent magnet of interior pendulum assembly and the iron core of iron-core coil can produce magneticaction, namely can attract each other or mutually repel, and first of interior pendulum assembly is communicated with sheet can make the first switching circuit conducting.During work, iron-core coil and DC circuit are connected, now, iron core can produce a stabilizing magnetic field, making iron core one end be one end, N pole is S pole, the N pole of iron core can be repelled with the N pole of the first permanent magnet, and the S pole of iron core can attract with the N pole of the first permanent magnet, and interior pendulum assembly is swung, when iron core and the first permanent magnet adhesive, first is communicated with sheet away from the first switching circuit, and the first switching circuit can not be communicated with, and now electromagnetic switch disconnects; When iron core and the first permanent magnet repulsion, interior pendulum assembly swings to the direction away from iron-core coil, makes the first connection sheet near the first switching circuit, until the first connection sheet and the first switches circuit are fitted, first switching circuit is communicated with, this electromagnetic switch conducting, makes external circuits form loop; When the voltage reversal of DC circuit, then pendulum assembly backswing in, thus realize electromagnetic switch disconnection and conducting.
Electromagnetic switch disclosed in the application makes the swing of interior pendulum assembly control electromagnetic switch by the mode of power supply, operator presses is not needed to reach to change the state of elastic component the state changing electromagnetic switch, therefore, ensure the quality of electromagnetic switch, to extend the useful life of electromagnetic switch.In addition, the electromagnetic switch in the application also can realize Non-follow control, to ensure the normal use of electromagnetic switch when being controlled by supply power mode.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The vertical view of the electromagnetic switch that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the structural representation that in Fig. 1, A-A direction electromagnetic switch disconnects;
Fig. 3 is the structural representation of A-A direction electromagnetic switch conducting in Fig. 1;
Fig. 4 for the embodiment of the present invention provide in put the vertical view of assembly;
Fig. 5 is the B-B direction view of Fig. 4.
Embodiment
Core of the present invention is to provide a kind of electromagnetic switch of manual-automatic integrated, reduces the labour intensity in electromagnetic switch use procedure.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-Figure 5, the invention discloses a kind of electromagnetic switch of manual-automatic integrated, comprising: fixed base 1, iron-core coil 7, first switching circuit 2 and interior pendulum assembly 3, wherein, fixed base 1, as the basis of whole electromagnetic switch, plays the effect of support and installing rack; Iron-core coil 7 for connecting with DC circuit is arranged on the fixing card 5 of fixed base 1; First switching circuit 2 is for being connected with external circuits, and external circuits is the circuit that this electromagnetic switch needs to control; The permanent magnet 17 and 12 of interior pendulum assembly 3 and the iron core of iron-core coil 7 can produce magneticaction, namely can attract each other or mutually repel, and during the iron core adhesive of iron-core coil, first of interior pendulum assembly 3 is communicated with sheet 18 and can makes the first switching circuit 2 conducting.During work, iron-core coil 7 and DC circuit are connected, now, iron core can produce a stabilizing magnetic field, making iron core one end be one end, N pole is S pole, the N pole of iron core can be repelled with the N pole of the first permanent magnet 17, and the S pole of iron core can attract with the N pole of permanent magnet 17, and interior pendulum assembly is swung, when iron core and permanent magnet 12 adhesive, first is communicated with sheet 18 away from the first switching circuit 2, and the first switching circuit 2 can not be communicated with, and now electromagnetic switch disconnects; When iron core and the first permanent magnet 12 repel, interior pendulum assembly 3 swings to the direction away from iron-core coil 7, make the first connection sheet 18 near the first switching circuit 2, until the first connection sheet 18 and the first switches circuit 2 are fitted, first switching circuit 2 is communicated with, this electromagnetic switch conducting, makes external circuits form loop; When the voltage reversal of DC circuit, then pendulum assembly backswing in, thus realize electromagnetic switch disconnection and conducting.
Electromagnetic switch disclosed in the application makes interior pendulum assembly 3 swing to control electromagnetic switch by the mode of power supply, operator presses is not needed to reach to change the state of elastic component the state changing electromagnetic switch, therefore, ensure the quality of electromagnetic switch, to extend the useful life of electromagnetic switch.In addition, the electromagnetic switch in the application also can realize Non-follow control, to ensure the normal use of electromagnetic switch when being controlled by supply power mode.
In a further embodiment, this electromagnetic switch also comprises the second switch circuit 4 be arranged in fixed base, and this second switch circuit 4 is for being connected with test circuit, and test circuit is the circuit detecting this electromagnetic switch state.In order to realize the control to second switch circuit 4, this interior pendulum assembly has and produces magneto motive second permanent magnet 17 with the iron core of iron-core coil 7, and has and can be communicated with second of second switch circuit 4 and be communicated with sheet 11.In order to ensure to put in this electromagnetic switch, assembly 3 can be stable waves, second permanent magnet 17 and the magnetic force direction of iron core are set to contrary with the magnetic force direction of iron core with the first permanent magnet 12, to ensure that interior pendulum assembly 3 swings back and forth between the first switching circuit 2 and second switch circuit 4.
During work, after iron-core coil 7 is communicated with DC circuit by coil electrode 6, first permanent magnet 12 and iron core repel each other the second permanent magnet 17 then attracting with iron core time, interior pendulum assembly 3 swings to the direction of the first permanent magnet 17, until the second permanent magnet 17 is pulled together with iron core, now, first is communicated with sheet 18 by the first switching circuit 2 conducting, electromagnetic switch conducting, and second is communicated with sheet 11 away from second switch circuit 4, second switch circuit 4 not conducting, test circuit cannot form loop, now the state of test circuit is denoted as electromagnetic switch conducting state by operator, when the voltage reversal of DC circuit, first permanent magnet 12 is attracting with iron core, second permanent magnet 17 and iron core repel each other, interior pendulum assembly 3 swings to the direction of the second permanent magnet 17, first is communicated with sheet 18 away from the first switching circuit 2, namely electromagnetic switch disconnects, and second is communicated with sheet 11 by second switch circuit 4 conducting, and this state of warning operator is that electromagnetic switch disconnects.To sum up, interior pendulum assembly 3 swings between the first switching circuit 2 and second switch circuit 4, when being rocked to the first switching circuit 2, and this electromagnetic switch conducting, second switch circuit 4 disconnects, checkout gear not conducting; When being rocked to second switch circuit 4, second switch circuit 4 conducting, checkout gear conducting, the first switching circuit 2 not conducting, this electromagnetic switch disconnects.
By arranging second switch circuit 4, the person of being convenient to operation detects the current state of this electromagnetic switch, is off-state or conducting state, prevents the problem of misoperation, extends the useful life of this electromagnetic switch.
In addition, after iron core and the first permanent magnet 12 adhesive, if disconnect DC circuit, under the magneticaction of permanent magnet, first permanent magnet 12 also can continue to adsorb with iron core, and do not disconnect, in like manner, when after iron core and the second permanent magnet 17 adhesive, also can not disconnect when not changing voltage direction, therefore, a direct power supply can be avoided, reach energy-conservation object.When needs change electromagnetic switch state, then only need the voltage direction of the pulse changing one fixed width, also do not need the direct power supply maintaining DC circuit.
In the particular embodiment, test circuit connects indicator light, to realize warning function by indicator light, handled easily person observes, and namely when indicator light is bright, then this electromagnetic switch is off state, and when indicator light does not work, then this electromagnetic switch is conducting state.Merely provide a kind of concrete alarming device in the application, different indicating devices can be connected on detection means according to different needs in practice, and all in protection range.
The structure of the disclosed second switch circuit 4 in the application specifically comprises left of two shell fragment electrodes, the positive pole of the right contact 15 difference connecting test circuit of these left of two shell fragment electrodes and negative pole, in order to realize the effect of electromagnetic switch state-detection, these left of two shell fragment electrodes are not communicated with, and needs to be communicated with sheet 11 by this left of two shell fragment electrodes connection by second.When the second connection sheet 11 is not communicated with left of two shell fragment electrodes, testing circuit not conducting, the first switching circuit 2 conducting is described, electromagnetic switch is conducting state.
On the basis of technique scheme, disclosed in the application, the first switching circuit 2 comprises right of two shell fragment electrodes, these right of two shell fragment electrodes can be communicated with sheet 18 conducting by first, and left contact 16 of right of two shell fragment electrodes connects positive pole and the negative pole of external circuits respectively.In order to realize the effect of electromagnetic switch, these right of two shell fragment electrodes are not communicated with, and needs to be communicated with sheet 18 by this right of two shell fragment electrodes connection by first.When the first connection sheet 18 is not communicated with right of two shell fragment electrodes, external circuits not conducting, illustrate that the first switching circuit 2 disconnects, electromagnetic switch is off state, and now, second switch circuit 4 conducting, testing circuit is communicated with.
Merely provide the concrete mode of a kind of first switching circuit 2 and second switch circuit 4 herein; its core is that these two contactors all can form a complete wired in series at the circuit needing to connect; therefore, as long as the device that can realize this core is all in protection range.
Further in embodiment, pendulum assembly 3 interior disclosed in the application is also comprised U-shaped interior swinging rack 9, this U-shaped interior swinging rack 9 is arranged on the axis hole 8 of fixed base 1 by rotating shaft 13 is rotating, under the effect of magnetic force, U-shaped interior swinging rack 9 is rotated around the axis.Concrete, be installed on U-shaped interior swinging rack 9 by above-mentioned first permanent magnet 12 and the second permanent magnet 17, the installation site for the first permanent magnet 12 and the second permanent magnet 17 can set according to different needs, and all in protection range.In realizing, the swing of pendulum assembly 3 adopts the mode of rotating shaft 13 to connect usually, but, also interior swinging rack can be set to have flexible structure, under magneticaction, deformation occur and swing.
In order to reduce the distance that interior pendulum assembly 3 swings, first permanent magnet 12 and the second permanent magnet 17 are set to arrange about the axisymmetrical of rotating shaft 13, in practice, in order to reduce the size of electromagnetic switch further, first permanent magnet 12 and the second permanent magnet 17 are separately positioned on the outer surface of two sidewalls of U-shaped interior swinging rack 9, and two permanent magnets are identical with the polarity of the side that U-shaped interior swinging rack 9 is fitted.By the first switching circuit 2 and second switch circuit 4, the axisymmetrical be set to equally about rotating shaft 13 is arranged simultaneously, to reduce the amplitude that interior pendulum assembly 3 swings, reduces the size of whole electromagnetic switch.
Further in embodiment, iron-core coil 7 is arranged in the U-shaped space of U-shaped interior swinging rack 9, namely ensures that the first permanent magnet 12 and the second permanent magnet 17 can act on iron-core coil simultaneously.As shown in Figures 2 and 3, interior pendulum assembly 3 with under the magneticaction of iron core, realizes the continuous swing in the left and right sides at both the first permanent magnet 12 and the second permanent magnet 17.
The first switching circuit 2 in the application is identical with second switch circuit 4 structure, and therefore, any one can be selected in practice to be connected with external circuits, and another one is connected with testing circuit.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. an electromagnetic switch for manual-automatic integrated, is characterized in that, comprising:
Fixed base (1);
Be arranged on the iron-core coil (7) in described fixed base (1), the coil of described iron-core coil (7) is used for connecting with DC circuit;
Be arranged on the first switching circuit (2) for being connected with external circuits in described fixed base (1);
Interior pendulum assembly (3), described interior pendulum assembly (3) has and produces magneticaction with the iron core of described iron-core coil (7) and the first permanent magnet (12) that described interior pendulum assembly (3) is swung is communicated with sheet (18) with can be communicated with described first switching circuit (2) first.
2. electromagnetic switch according to claim 1, is characterized in that, also comprises: be arranged on the second switch circuit (4) for being connected with test circuit in described fixed base (1);
Described interior pendulum assembly (3) has and produces magneto motive second permanent magnet (17) with the iron core of described iron-core coil (7), be communicated with sheet (11) with can be communicated with described second switch circuit (4) second, and described second permanent magnet (17) is contrary with the magnetic force direction of described iron core with described first permanent magnet (12) with the magnetic force direction of described iron core.
3. electromagnetic switch according to claim 2, is characterized in that, described test circuit is connected with indicator light.
4. electromagnetic switch according to claim 2, it is characterized in that, described second switch circuit (4) comprises left of two shell fragment electrodes, two left of described shell fragment electrodes can be communicated with sheet (11) conducting by described second, and two left of described shell fragment electrodes all connect for described test circuit.
5. the electromagnetic switch according to any one of claim 1-4, it is characterized in that, described first switching circuit (2) comprises right of two shell fragment electrodes, two right of described shell fragment electrodes can be communicated with sheet (18) conducting by described first, and two right of described shell fragment electrodes all connect for described external circuits.
6. the electromagnetic switch according to any one of claim 2-4, it is characterized in that, described interior pendulum assembly (3) also comprises U-shaped interior swinging rack (9), described U-shaped interior swinging rack (9) is by the swingable axis hole (8) being arranged on described fixed base (1) of rotating shaft (13), and described first permanent magnet (12) and described second permanent magnet (17) are all arranged on described U-shaped interior swinging rack (9).
7. electromagnetic switch according to claim 6, is characterized in that, described first permanent magnet (12) and described second permanent magnet (17) are separately positioned on the outer surface of two sidewalls of described U-shaped interior swinging rack (9).
8. electromagnetic switch according to claim 7, is characterized in that, described iron-core coil (7) is arranged in the U-shaped space of described U-shaped interior swinging rack (9).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510770736.1A CN105244240B (en) | 2015-11-12 | 2015-11-12 | A kind of electromagnetic switch of manual-automatic integrated |
| PCT/CN2016/080135 WO2017080138A1 (en) | 2015-11-12 | 2016-04-25 | Manual-automatic integrated electromagnetic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510770736.1A CN105244240B (en) | 2015-11-12 | 2015-11-12 | A kind of electromagnetic switch of manual-automatic integrated |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105244240A true CN105244240A (en) | 2016-01-13 |
| CN105244240B CN105244240B (en) | 2017-08-11 |
Family
ID=55041841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510770736.1A Expired - Fee Related CN105244240B (en) | 2015-11-12 | 2015-11-12 | A kind of electromagnetic switch of manual-automatic integrated |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105244240B (en) |
| WO (1) | WO2017080138A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080138A1 (en) * | 2015-11-12 | 2017-05-18 | 北京子清智创科技有限公司 | Manual-automatic integrated electromagnetic switch |
| CN106849591A (en) * | 2017-02-24 | 2017-06-13 | 赵德连 | A kind of direct current reciprocating thrust force device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5216396A (en) * | 1991-09-13 | 1993-06-01 | Eaton Corporation | Switching relay |
| CN1307351A (en) * | 2000-01-21 | 2001-08-08 | 徐铭焕 | Permanent magnetic wideband cavity-type memory switch |
| US20050275995A1 (en) * | 2004-05-11 | 2005-12-15 | Yukio Noguchi | Switching device and electric apparatus |
| CN201045719Y (en) * | 2007-03-28 | 2008-04-09 | 冯保明 | Manual and electric integrated push button |
| CN101980351A (en) * | 2010-11-04 | 2011-02-23 | 厦门振泰成科技有限公司 | Rocker-type single-wire double-connection double-insurance switch |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2703584C2 (en) * | 1977-01-28 | 1984-05-10 | Siemens AG, 1000 Berlin und 8000 München | Electromagnetic relay |
| CN1213446C (en) * | 2001-02-20 | 2005-08-03 | 孙奇锋 | Bistable electromagnetic actuator |
| CN100517522C (en) * | 2003-09-27 | 2009-07-22 | 孙奇锋 | Pulse excited double steady-state electromagnetic actuator |
| CN1953120A (en) * | 2005-10-19 | 2007-04-25 | 伍本国 | Rejection type economization magneto-electric relay |
| CN105244240B (en) * | 2015-11-12 | 2017-08-11 | 北京子清智创科技有限公司 | A kind of electromagnetic switch of manual-automatic integrated |
-
2015
- 2015-11-12 CN CN201510770736.1A patent/CN105244240B/en not_active Expired - Fee Related
-
2016
- 2016-04-25 WO PCT/CN2016/080135 patent/WO2017080138A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5216396A (en) * | 1991-09-13 | 1993-06-01 | Eaton Corporation | Switching relay |
| CN1307351A (en) * | 2000-01-21 | 2001-08-08 | 徐铭焕 | Permanent magnetic wideband cavity-type memory switch |
| US20050275995A1 (en) * | 2004-05-11 | 2005-12-15 | Yukio Noguchi | Switching device and electric apparatus |
| CN201045719Y (en) * | 2007-03-28 | 2008-04-09 | 冯保明 | Manual and electric integrated push button |
| CN101980351A (en) * | 2010-11-04 | 2011-02-23 | 厦门振泰成科技有限公司 | Rocker-type single-wire double-connection double-insurance switch |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080138A1 (en) * | 2015-11-12 | 2017-05-18 | 北京子清智创科技有限公司 | Manual-automatic integrated electromagnetic switch |
| CN106849591A (en) * | 2017-02-24 | 2017-06-13 | 赵德连 | A kind of direct current reciprocating thrust force device |
| CN106849591B (en) * | 2017-02-24 | 2019-04-26 | 赵德连 | A kind of direct current reciprocating thrust force device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105244240B (en) | 2017-08-11 |
| WO2017080138A1 (en) | 2017-05-18 |
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