CN107393766A - A kind of bridging contact electromagnetic relay - Google Patents
A kind of bridging contact electromagnetic relay Download PDFInfo
- Publication number
- CN107393766A CN107393766A CN201710616867.3A CN201710616867A CN107393766A CN 107393766 A CN107393766 A CN 107393766A CN 201710616867 A CN201710616867 A CN 201710616867A CN 107393766 A CN107393766 A CN 107393766A
- Authority
- CN
- China
- Prior art keywords
- plate structure
- spring plate
- movable spring
- contact
- static
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
- H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Abstract
The present invention relates to a kind of bridging contact electromagnetic relay, including pedestal, left movable spring plate structure, right movable spring plate structure, static contact panel, left movable spring plate structure, right movable spring plate structure are respectively at the both sides of pedestal, and static contact panel is in the top of pedestal and between left movable spring plate structure, right movable spring plate structure；Moving contact is respectively fitted with left movable spring plate structure, right movable spring plate structure, static contact is equipped with static contact panel；And the electromagnet below static contact panel, the electromagnet drives left movable spring plate structure, the rising of right movable spring plate structure moving contact is contacted with static contact, the electric current for making to enter in left movable spring plate structure passes to right movable spring plate structure after static contact panel, or electromagnet drives left movable spring plate structure, right movable spring plate structure to decline, and moving contact is separated with static contact.The advantages of there is the present invention entirety to occupy little space, be compact-sized, and current capacity is strong and service life is long.
Description
Technical field
The present invention relates to a kind of bridging contact electromagnetic relay.
Background technology
Generally, the contact form of relay is single-break, and contact is when the electric current passed through is excessive, it is easy to occurs
Cause quiet Welding Phenomena because contact point temperature is too high, cause contact to bond together, cause relay failure.
The content of the invention
For above-mentioned technical problem, strong it is an object of the invention to provide a kind of reasonable in design, carrying current capacity
Bridging contact electromagnetic relay.
Realize that technical scheme is as follows：
A kind of bridging contact electromagnetic relay, including pedestal, left movable spring plate structure, right movable spring plate structure, static contact panel, a left side are dynamic
Spring plank structure, right movable spring plate structure are respectively at the both sides of pedestal, and static contact panel is in the top of pedestal and is in left movable spring plate
Between structure, right movable spring plate structure；Moving contact is respectively fitted with left movable spring plate structure, right movable spring plate structure, in static contact panel
On be equipped with static contact；
And the electromagnet below static contact panel, the electromagnet drive left movable spring plate structure, right movable spring plate structure to rise
Moving contact is set to be contacted with static contact, the electric current for making to enter in left movable spring plate structure passes to right movable spring plate knot after static contact panel
Structure, or electromagnet drive left movable spring plate structure, right movable spring plate structure to decline, and moving contact is separated with static contact.
Further, the pedestal interior edge the horizontal assembly space of horizontal direction arrangement, and vertical direction is disposed with
Vertical assembly space, horizontal assembly space communicate with vertical assembly space；
The left movable spring plate structure, right movable spring plate structure, static contact panel are in horizontal assembly space；Electromagnet is in vertical
In assembly space.
Further, the electromagnet is extension electromagnetic iron, and excitation block is fixedly connected with the telescopic end of electromagnet, by
The excitation block drives left movable spring plate structure, right movable spring plate structure to rise or fall.
Further, the electromagnet includes yoke, static iron core, dynamic iron core, catch bar, elastic component, skeleton, coil；Yoke
Iron is door type structure, and magnetic conductive board is provided with yoke, and skeleton is in yoke and above magnetic conductive board；
There is assembling passage, the outer winding coil of skeleton, static iron core is installed on the top in assembling passage, dynamic iron core in skeleton
Upper end is in assembling passage and below dynamic iron core, and lower end is in below magnetic conductive board through magnetic conductive board；
One end of the catch bar is connected with dynamic iron core follows dynamic iron core to move, and the other end reaches yoke through static iron core
It is outside to be fixedly connected with above-mentioned excitation block；
The elastic component is in below magnetic conductive board to be compressed by the lower end of magnetic conductive board and dynamic iron core.
Further, the left movable spring plate structure includes left wiring end plate, left movable contact spring, one end extension of left wiring end plate
It is used for wiring outside to pedestal, the other end is fixedly connected with one end of left movable contact spring, and the other end of left movable contact spring offers isolation
The end is separated into two independent left installation portions by groove, and a moving contact is assembled on each left installation portion；
The right movable spring plate structure is identical with the structure of left movable spring plate structure.
Further, four static contacts are equipped with the static contact panel, two static contacts are in left movable spring plate structure
Above two moving contacts, two other static contact is in above two moving contacts in right movable spring plate structure, moving contact and stationary contact
Capitiform coordinates into one-to-one.
Further, the left surface of the excitation block caves inward to form left groove, right flank cave inward to be formed it is right recessed
Groove；
Further, two installation portions of the left movable contact spring are extended in left groove, two installation portions of right movable contact spring
Extend in right groove；When excitation block moves, excitation block drives left movable contact spring, right movable contact spring to move by groove.
Further, the pressure shell fragment extended in corresponding recesses is also fixedly connected with each installation portion, the pressure bullet
Piece and extend to there is between the installation portion in groove interval.
Above-mentioned technical proposal is employed, this electromagnetic relay is band bridging contact form, after circuit is connected, in circuit
Electric current is split, and effectively reduces the risk that deadmelt weldering occurs in contact.There is the present invention entirety to occupy little space, be compact-sized, carry
Stream ability is strong and the advantages of service life is long.
Brief description of the drawings
Fig. 1 is the fractionation dimensional structure diagram of the present invention；
Fig. 2 is the dimensional structure diagram after the hiding cover plate of the present invention；
Fig. 3 is that Fig. 2 hides the dimensional structure diagram after pedestal；
Fig. 4 is Fig. 3 rear view three-dimensional structure；
Fig. 5 is the dimensional structure diagram of pedestal in the present invention；
Fig. 6 is left movable spring plate structure, the dimensional structure diagram of right movable spring plate structure in the present invention；
Fig. 7 is Fig. 6 rear view three-dimensional structure；
Fig. 8 is Fig. 6 planar structure schematic diagram；
Fig. 9 is the dimensional structure diagram of left movable spring plate structure in the present invention；
Figure 10 is the planar structure schematic diagram of left movable spring plate structure in the present invention；
Figure 11 is the dimensional structure diagram of right movable spring plate structure in the present invention；
Figure 12 is the dimensional structure diagram of electromagnet in the present invention；
Figure 13 is the cross section structure diagram of electromagnet in the present invention；
Figure 14 is the structural representation of middle skeleton of the present invention；
In accompanying drawing：1 is pedestal, and 2 be left movable spring plate structure, and 3 be right movable spring plate structure, and 4 be static contact panel, and 5 be that middle part positions
Space, 6 be end located space, and 7 be loss of weight space, and 8 be moving contact, and 9 be static contact, and 10 be left wiring end plate, and 11 be left dynamic
Reed, 12 be left terminals, and 13 be isolation channel, and 14 be left installation portion, and 15 be right wiring end plate, and 16 be right movable contact spring, and 17 be the right side
Terminals, 18 be right installation portion, and 19 be electromagnet, and 20 be horizontal assembly space, and 21 be vertical assembly space, and 22 be excitation block,
23 be yoke, and 24 be static iron core, and 25 be dynamic iron core, and 26 be catch bar, and 27 be elastic component, and 28 be skeleton, and 29 be magnetic conductive board, and 30 are
Passage is assembled, 31 be gear platform, and 32 be coil assembly space, and 33 be copper sheathing, and 34 be gear boss, and 35 be step, and 36 be dress
Slot mouth, 37 be supporting table, and 38 is allow bit space, and 39 be left groove, and 40 be right groove, and 41 be pressure shell fragment, and 42 be interval sky
Between, 43 be cover plate, and 44 be binding post, and 45 be left contact conductive piece, and 46 be right contact conductive piece, and 47 be coil conducting strip.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright part of the embodiment, rather than whole embodiments.Based on described embodiments of the invention, ordinary skill
The every other embodiment that personnel are obtained on the premise of without creative work, belongs to the scope of protection of the invention.
As shown in Fig. 1-14, a kind of bridging contact electromagnetic relay, including pedestal 1, left movable spring plate structure 2, right movable spring plate
Structure 3, static contact panel 4, the horizontal assembly space 20 that the top in pedestal is arranged along horizontal direction, and vertical direction are disposed with
Vertical assembly space 21, horizontal assembly space communicate with vertical assembly space, whole pedestal and its inner horizontal, vertical assembling sky
Between the space that forms into T-shaped, to reduce the space-consuming of whole electromagnetic relay；Confession is offered in the middle part of horizontal assembly space
Static contact panel insertion middle part located space 5, static contact panel be horizontally inserted middle part located space after formed it is spacing, can not left and right, up and down
Move in direction.
Left movable spring plate structure, right movable spring plate structure are respectively at the both sides of pedestal, the i.e. both ends in horizontal assembly space
Portion has end located space 6 respectively, and left movable spring plate structure is in an end located space, and right movable spring plate structure is in another
In one end located space, middle part located space is slightly above end located space, is so formed and subtracted above the located space of end
Weight space 7, to reduce the weight of pedestal and whole relay.
So static contact panel is in the located space of middle part and between left movable spring plate structure, right movable spring plate structure；On a left side
Moving contact 8 is respectively fitted with movable spring plate structure, right movable spring plate structure, static contact 9 is equipped with static contact panel.
Left movable spring plate structure in the application includes left wiring end plate 10, left movable contact spring (sheet metal) 11, left wiring end plate
One end extend to outside pedestal and be used for wiring, the left terminals 12 to be formed, the other end and a left side are as gone out to pedestal bend external
One end of movable contact spring is fixedly connected with (riveting or screw or bolt etc. be fixedly connected with mode), the other end of left movable contact spring offer every
The end is separated into two independent left installation portions 14 from groove 13, a moving contact 8 is assembled on each left installation portion；A left side connects
The fixed connection end of line end plate and left movable contact spring is stuck in corresponding end located space, can not be moved；The left downward shape of wiring end plate
Into certain bending, not with left movable contact spring lower contact, retain certain space, be so equipped with the left movable contact spring one of moving contact
End is formed vacantly, can be formed and swung as fulcrum using left wiring end plate and left movable contact spring fixed connection place using above-below direction；Moving contact
Corresponding installation portion is assemblied in horizontal direction, and the work that moving contact contacts with static contact is face-up.And stationary contact is assemblied in upside down
On static contact panel, when moving contact moves upward, the contact surface of moving contact can be formed with the contact surface of static contact to be contacted.
Wherein, right movable spring plate structure includes right wiring end plate 15, right movable contact spring 16, and one end of right wiring end plate extends to base
Seat is outside to be used for wiring, the right terminals 17 to be formed as is gone out to pedestal bend external, one end of the other end and right movable contact spring is consolidated
Fixed connection (riveting or screw or bolt etc. are fixedly connected with mode), the other end of right movable contact spring offers isolation channel and separates the end
The right installation portion 18 independent into two, a moving contact is assembled on each right installation portion；Due to right movable spring plate structure and a left side
The structure of movable spring plate structure is identical, is only that the position being assemblied in pedestal is different, so as to not enter to right movable spring plate structure
Row repeats.
Four static contacts 9, two moving contacts that two static contacts are in left movable spring plate structure are equipped with static contact panel
Top；Two other static contact is in above two moving contacts in right movable spring plate structure, and moving contact is formed one by one with static contact
Corresponding cooperation.
And the electromagnet 19 below static contact panel, the electromagnet drive left movable spring plate structure, in right movable spring plate structure
Rising makes moving contact be contacted with static contact, and the electric current for making to enter in left movable spring plate structure passes to right movable spring plate knot after static contact panel
Structure, or electromagnet drive left movable spring plate structure, right movable spring plate structure to decline, and moving contact is separated with static contact.The present embodiment
In electromagnetic relay be two groups of bridging contact forms, i.e. 4 stationary contacts of product band, 4 movable contacts, realize connecting and disconnecting of the circuit control
System.After circuit is connected, the electric current in circuit is split into 2 parts, and every group of contact only carries the circuital current of half, effectively drop
There is the risk of deadmelt weldering in low contact, extends the service life of product.
Electromagnet 19 is assemblied in vertical assembly space 21 in vertical shape.Electromagnet in the application is extension electromagnetic
Iron, the excitation block 22 of insulation is fixedly connected with the telescopic end of electromagnet, left movable spring plate structure, right dynamic spring are driven by the excitation block
Harden structure synchronously rises or synchronous decline, i.e., is contacted while four moving contacts correspond with four static contacts, realize relay
The on-state of device, or four moving contacts separate simultaneously with four static contacts, realize relay off-state.
Electromagnet includes yoke 23, static iron core 24, dynamic iron core 25, catch bar 26, elastic component 27, skeleton 28, coil (in figure
It is not shown)；Yoke is door type structure, and the open end of yoke is installed in vertical assembly space, set in the open end of yoke down
Magnetic conductive board 29 is equipped with, skeleton is in yoke and above magnetic conductive board.
There is assembling passage 30, the upper and lower ends of skeleton are that the gear platform 31 of gear, skeleton are formed to coil in skeleton
Outer winding coil, i.e., form coil assembly space 32 outside skeleton and between in yoke, static iron core is installed on assembling passage 30
Interior top, copper sheathing 33 is inserted with assembling passage 30；The upper port size of copper sheathing is more than the size of assembling passage, so works as copper
After set is put into assembling passage, the upper end of copper sheathing can form screens, and copper sheathing is positioned in assembling passage, and in the upper of copper sheathing
End forms enlarging, and the upper end-face edge of static iron core forms the gear boss 34 being adapted with enlarging, and such static iron core is plugged in copper sheathing
In, by the flared end section of copper sheathing into supporting, the upper end of static iron core forms step-shaped top in yoke inwall, so as to realize consolidating for static iron core
Dingan County fills.
Dynamic iron core upper end is in assembling passage and below dynamic iron core, and lower end is under magnetic conductive board through magnetic conductive board
Side；The upper end size of dynamic iron core is gradually reduced, and the lower surface of static iron core formed to body sunken inside and with dynamic iron core upper end
The adaptable depression of portion's size, so after powered up, when dynamic iron core is risen with static iron core adhesive, certain cushioning effect is played,
To reduce dynamic iron core upper surface and the direct collision of static iron core lower surface, and cause the destruction to dynamic iron core, static iron core.
Form a fixed connection with dynamic iron core in the lower end insertion dynamic iron core of catch bar 26, so when dynamic iron core is moved, push away
Lever can follow dynamic iron core to move in the lump, and the upper end of catch bar reaches the outside of yoke through static iron core and above-mentioned excitation block is consolidated
Fixed connection.Stretching/contraction of catch bar, the rise/fall of excitation block can be driven.
Elastic component is spring, and spring is looped around the bottom of dynamic iron core, is formed in the bottom of dynamic iron core to lower spring end
Form the step 35 of gear, the upper end of spring withstands on the lower surface of magnetic conductive board, such spring by dynamic iron core lower end step with
And the lower surface compression of magnetic conductive board；Elastic component is in below magnetic conductive board to be compressed by the lower end of magnetic conductive board and dynamic iron core.In electromagnet
Magnetic field is produced after coil electricity, dynamic iron core is moved towards static iron core direction and forms adhesive, in this process, dynamic iron core lower end
Step motion and compression spring upwards, spring carries out energy storage, and when electromagnet coil dead electricity after, under the elastic force of spring, presses
The step of contracting dynamic iron core lower end drives dynamic iron core to move downward, and it is separated with static iron core, i.e., dynamic iron core resets downwards, under wait
Rising after once electrification, compression spring.In specific implementation, the lower surface hollow out of gear platform 31 of skeleton lower end and inside opens up
Notch 36 is plugged, above-mentioned magnetic conductive board 29, which is interspersed in, to be plugged in notch, and is fixed with supporting table in vertical assembly space bottom
37, supporting table forms support and gear to yoke lower end.And the bottom of the gear platform 31 and vertical assembly space in skeleton lower end
Formed between face and allow bit space 38 for what dynamic iron core lower end moved up and down.
Wherein, the left surface of excitation block caves inward to form left groove 39, and right flank caves inward to form right groove 40, left
Two installation portions of movable contact spring are extended in left groove, and two installation portions of right movable contact spring are extended in right groove；In excitation block
During motion, excitation block drives left movable contact spring, right movable contact spring to move by groove.Also it is fixedly connected with and extends in each installation portion
Pressure shell fragment 41 in corresponding recesses, the pressure shell fragment and extends between the installation portion in groove and has clearance space 42.It is recessed
The notch of groove can make certain necking, i.e. the size of inside grooves is more than the notch size of groove, the combination of this spline structure
Flexibly, stably movable contact spring can be driven to move.When excitation block rises, the lower inwall of groove promotes pressure shell fragment dynamic to drive
Reed rises, and moving contact contacts with static contact；When excitation block declines, the upper inwall of groove promotes movable contact spring to move downward, with
Moving contact is set to be separated with static contact.
(engaging is connected by bolt or screw mode) cover plate 43 is installed on pedestal, the cover plate is empty by level assembling
Between, vertical assembly space formed capping, only stay left terminals, right terminals be in outside be used for wiring.
In order to facilitate wiring and detection by left wiring end plate, electric current, the voltage of right wiring end plate, it is in pedestal
The bottom of vertical assembly space is equipped with binding post 44, has four metal ferrules in binding post；And left contact conductive
Piece 45, right contact conductive piece 46 and two coil conducting strips 47, the upper end of left contact conductive piece upwardly extend and left wiring end plate
Connection engaging forms conduction, and the upper end of right contact conductive piece upwardly extends closes to form conduction with right wiring end plate connection card, two
The lower gear platform that coil conducting strip upper end is upward through skeleton is formed spacing and extended in coil assembly space, for coil
Wiring；The lower end of left contact conductive piece, the lower end of right contact conductive piece, the lower end of two coil conducting strips correspond respectively
With in binding post four metal ferrules be electrically connected with.
Claims (8)
1. a kind of bridging contact electromagnetic relay, it is characterised in that including pedestal, left movable spring plate structure, right movable spring plate structure, quiet
Touch panel, left movable spring plate structure, right movable spring plate structure are respectively at the both sides of pedestal, and static contact panel is in the top of pedestal and is in
Between left movable spring plate structure, right movable spring plate structure；Moving contact is respectively fitted with left movable spring plate structure, right movable spring plate structure,
Static contact is equipped with static contact panel；
And the electromagnet below static contact panel, the electromagnet drive left movable spring plate structure, the rising of right movable spring plate structure to make
Contact contacts with static contact, and the electric current for making to enter in left movable spring plate structure passes to right movable spring plate structure after static contact panel, or
Person's electromagnet drives left movable spring plate structure, right movable spring plate structure to decline, and moving contact is separated with static contact.
A kind of 2. bridging contact electromagnetic relay as claimed in claim 1, it is characterised in that the pedestal interior edge dampening square
Vertical assembly space is disposed with to the horizontal assembly space of arrangement, and vertical direction, horizontal assembly space and vertical assembling are empty
Between communicate；
The left movable spring plate structure, right movable spring plate structure, static contact panel are in horizontal assembly space；Electromagnet is in vertical assembling
In space.
3. a kind of bridging contact electromagnetic relay as claimed in claim 1, it is characterised in that the electromagnet is telescopic electricity
Magnet, excitation block is fixedly connected with the telescopic end of electromagnet, left movable spring plate structure, right movable spring plate structure are driven by the excitation block
Rise or fall.
A kind of 4. bridging contact electromagnetic relay as claimed in claim 3, it is characterised in that the electromagnet include yoke,
Static iron core, dynamic iron core, catch bar, elastic component, skeleton, coil；Yoke is door type structure, and magnetic conductive board, bone are provided with yoke
Frame is in yoke and above magnetic conductive board；
There is assembling passage, the outer winding coil of skeleton, static iron core is installed on the top in assembling passage, dynamic iron core upper end in skeleton
In assembling passage and below dynamic iron core, lower end is in below magnetic conductive board through magnetic conductive board；
One end of the catch bar is connected with dynamic iron core follows dynamic iron core to move, and the other end reaches the outside of yoke through static iron core
It is fixedly connected with above-mentioned excitation block；
The elastic component is in below magnetic conductive board to be compressed by the lower end of magnetic conductive board and dynamic iron core.
5. a kind of bridging contact electromagnetic relay as any one of claim 1-4, it is characterised in that described left dynamic
Spring plank structure includes left wiring end plate, left movable contact spring, and one end of left wiring end plate, which is extended to outside pedestal, is used for wiring, the other end
It is fixedly connected with one end of left movable contact spring, the other end of left movable contact spring offers isolation channel and the end is separated into two independent left sides
Installation portion, a moving contact is assembled on each left installation portion；
The right movable spring plate structure is identical with the structure of left movable spring plate structure.
6. a kind of bridging contact electromagnetic relay as claimed in claim 5, it is characterised in that be equipped with four on the static contact panel
Individual static contact, two static contacts are in above two moving contacts in left movable spring plate structure, and two other static contact is in right dynamic
Above two moving contacts in spring plank structure, moving contact forms one-to-one cooperation with static contact.
A kind of 7. bridging contact electromagnetic relay as claimed in claim 6, it is characterised in that the left side of the excitation block towards
Sunken inside forms left groove, and right flank caves inward to form right groove；
Two installation portions of the left movable contact spring are extended in left groove, and two installation portions of right movable contact spring extend to right groove
In；When excitation block moves, excitation block drives left movable contact spring, right movable contact spring to move by groove.
8. a kind of bridging contact electromagnetic relay as claimed in claim 7, it is characterised in that in the also fixed company of each installation portion
The pressure shell fragment extended in corresponding recesses is connected to, the pressure shell fragment and extends to there is between the installation portion in groove interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616867.3A CN107393766A (en) | 2017-07-26 | 2017-07-26 | A kind of bridging contact electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616867.3A CN107393766A (en) | 2017-07-26 | 2017-07-26 | A kind of bridging contact electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107393766A true CN107393766A (en) | 2017-11-24 |
Family
ID=60341672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710616867.3A Pending CN107393766A (en) | 2017-07-26 | 2017-07-26 | A kind of bridging contact electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107393766A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108198718A (en) * | 2018-02-07 | 2018-06-22 | 苏州司巴克自动化设备股份有限公司 | A kind of static contact assembly mold |
| CN109961986A (en) * | 2017-12-14 | 2019-07-02 | 施耐德电器工业公司 | Electrical equipment for the electric current in foundation or disconnecting circuit |
| CN114078655A (en) * | 2020-08-17 | 2022-02-22 | 天津首瑞智能电气有限公司 | Load switch |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4345224A (en) * | 1981-01-30 | 1982-08-17 | General Electric Company | Contact spring arrangement |
| CN101677044A (en) * | 2008-09-19 | 2010-03-24 | 厦门金合捷投资控股有限公司 | High voltage DC vacuum relay with high reliability and long service life |
| CN201465916U (en) * | 2009-07-15 | 2010-05-12 | 胡天雄 | Bistable magnetic latching relay |
| CN203536306U (en) * | 2013-10-21 | 2014-04-09 | 胡天雄 | Magnetic latching relay |
| CN105408976A (en) * | 2013-05-24 | 2016-03-16 | 格鲁纳股份公司 | Double-break relay |
| CN105551897A (en) * | 2015-12-22 | 2016-05-04 | 厦门宏发电力电器有限公司 | High-voltage DC relay and assembly method thereof |
| CN207458854U (en) * | 2017-07-26 | 2018-06-05 | 上海西艾爱电子有限公司 | A kind of bridging contact electromagnetic relay |
-
2017
- 2017-07-26 CN CN201710616867.3A patent/CN107393766A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4345224A (en) * | 1981-01-30 | 1982-08-17 | General Electric Company | Contact spring arrangement |
| CN101677044A (en) * | 2008-09-19 | 2010-03-24 | 厦门金合捷投资控股有限公司 | High voltage DC vacuum relay with high reliability and long service life |
| CN201465916U (en) * | 2009-07-15 | 2010-05-12 | 胡天雄 | Bistable magnetic latching relay |
| CN105408976A (en) * | 2013-05-24 | 2016-03-16 | 格鲁纳股份公司 | Double-break relay |
| CN203536306U (en) * | 2013-10-21 | 2014-04-09 | 胡天雄 | Magnetic latching relay |
| CN105551897A (en) * | 2015-12-22 | 2016-05-04 | 厦门宏发电力电器有限公司 | High-voltage DC relay and assembly method thereof |
| CN207458854U (en) * | 2017-07-26 | 2018-06-05 | 上海西艾爱电子有限公司 | A kind of bridging contact electromagnetic relay |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109961986A (en) * | 2017-12-14 | 2019-07-02 | 施耐德电器工业公司 | Electrical equipment for the electric current in foundation or disconnecting circuit |
| CN108198718A (en) * | 2018-02-07 | 2018-06-22 | 苏州司巴克自动化设备股份有限公司 | A kind of static contact assembly mold |
| CN108198718B (en) * | 2018-02-07 | 2023-11-03 | 苏州司巴克自动化设备股份有限公司 | Static contact assembling die |
| CN114078655A (en) * | 2020-08-17 | 2022-02-22 | 天津首瑞智能电气有限公司 | Load switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107393766A (en) | A kind of bridging contact electromagnetic relay | |
| CN207458854U (en) | A kind of bridging contact electromagnetic relay | |
| CN105448603B (en) | A kind of contactless electromagnetic switch and electromagnetic linear motor formula sectional power supply switching device | |
| CN206685269U (en) | A kind of all reset construction of switch | |
| CN102709124B (en) | Combined push clamp duplex spring type magnetic latching relay | |
| CN205789758U (en) | Relay | |
| CN209708884U (en) | A kind of key switch | |
| CN203434092U (en) | Enclosed contactor with starting contact with high reliability | |
| CN210431270U (en) | Novel magnetically controllable soft starter | |
| CN209087710U (en) | New power switches relay | |
| CN207489764U (en) | A kind of compact electromagnetic relay | |
| CN202796768U (en) | Alternating current contactor | |
| CN201527938U (en) | Electromagnetic relay | |
| CN205354965U (en) | Electromagnetic relay | |
| CN202167421U (en) | Electromagnetic relay with integrated base | |
| CN216562952U (en) | Efficient twin relay structure | |
| CN210349716U (en) | Relay for small-size power box internally mounted | |
| CN201196936Y (en) | DC contactor | |
| CN207993774U (en) | A kind of contactor for pcb board | |
| CN104377083A (en) | Electromagnetic relay with special magnetic circuit and reeds fixed | |
| CN205692774U (en) | A kind of contactless electromagnetic switch and electromagnetic linear motor formula sectional power supply switching device | |
| CN214401687U (en) | Screw hoist crosses spacing protection device | |
| CN102842463B (en) | AC (Alternate Current) contactor | |
| CN204732354U (en) | Envelope star contactor | |
| CN217933613U (en) | Novel magnetic control door switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |