CN107195508A - A kind of contact apparatus - Google Patents
A kind of contact apparatus Download PDFInfo
- Publication number
- CN107195508A CN107195508A CN201710544931.1A CN201710544931A CN107195508A CN 107195508 A CN107195508 A CN 107195508A CN 201710544931 A CN201710544931 A CN 201710544931A CN 107195508 A CN107195508 A CN 107195508A
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- CN
- China
- Prior art keywords
- elastic component
- contact
- armature
- magnetic conductive
- arc
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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
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
- H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Contacts (AREA)
Abstract
The invention discloses a kind of contact apparatus, including armature, quiet iron, magnetic conductive board, push rod, contact bridge, arc-extinguish chamber and insulating cell, the armature, quiet iron, magnetic conductive board, insulating cell and contact bridge are sequentially sleeved on the push rod, also include the first elastic component, second elastic component and sealing shroud, first elastic component and the second elastic component are respectively sleeved on the push rod, the armature and quiet iron are respectively sleeved at the two ends of first elastic component, and the two ends of first elastic component support the armature and quiet iron respectively, the two ends of second elastic component support the contact bridge and insulating cell respectively, the arc-extinguish chamber, magnetic conductive board and sealing shroud are fixedly connected sequentially and form a confined space.Value of elastic between first elastic component and the second elastic component is always at a kind of poised state, it is ensured that stability and reliability when contact apparatus works；Magnetic conductive board, arc-extinguish chamber and sealing shroud one confined space of formation, can improve the degree of protection of contact apparatus.
Description
Technical field
The present invention relates to switchgear technical field, more particularly to a kind of contact apparatus.
Background technology
D.C. contactor is used in a kind of contactor in DC loop, existing D.C. contactor in rugged environment or
There are some fatal defects in some Special use occasions of person, such as operating voltage is low, volume is big, poor reliability and degree of protection
Low, these defects limit the use scope of D.C. contactor.For example, when D.C. contactor is applied in automotive field,
It is required that its operating voltage height, small volume, highly reliable and degree of protection are high.
The content of the invention
The technical problems to be solved by the invention are：A kind of highly reliable and high contact apparatus of degree of protection is provided.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of contact apparatus, including armature, quiet iron, magnetic conductive board, push rod, contact bridge, arc-extinguish chamber and insulating cell, the rank
Iron, quiet iron, magnetic conductive board, insulating cell and contact bridge are sequentially sleeved on the push rod, and the armature and quiet iron are arranged at intervals, institute
State arc-extinguish chamber to be located on the contact bridge, the quiet iron is fixedly connected with the magnetic conductive board；Also include the first elastic component, second
Elastic component and sealing shroud, first elastic component and the second elastic component are respectively sleeved on the push rod, the armature and quiet iron
The two ends of first elastic component are respectively sleeved at, and the two ends of first elastic component support the armature and quiet respectively
Iron, the two ends of second elastic component support the contact bridge and insulating cell respectively；The sealing shroud is respectively sleeved at described
On armature and quiet iron, the arc-extinguish chamber, magnetic conductive board and sealing shroud are fixedly connected sequentially and form a confined space, the armature,
Quiet iron, push rod, contact bridge, the first elastic component and the second elastic component are respectively positioned in the confined space.
Further, laser is passed through respectively between the arc-extinguish chamber and magnetic conductive board and between the magnetic conductive board and sealing shroud
The mode of welding is fixedly connected.
Further, the insulating cell is fixedly installed on the magnetic conductive board, and the insulating cell is provided with recessed
Groove, the described one end of second elastic component away from contact bridge is located in the groove.
Further, the armature is fixedly connected with push rod by way of laser welding.
Further, first elastic component and the second elastic component are spring.
Further, the arc-extinguish chamber is provided with blast pipe.
Further, in addition to binding post, the binding post includes contact site, and the arc-extinguish chamber is provided with hatch frame,
The contact site is in the hatch frame, and the contact site is correspondingly arranged with the contact bridge.
Further, the material of the arc-extinguish chamber is ceramics.
Further, the quiet iron is fixed by caulking on the magnetic conductive board.
The beneficial effects of the present invention are：The two ends of first elastic component support armature and quiet iron respectively, the second elastic component
Two ends support contact bridge and magnetic conductive board respectively, and quiet iron is fixedly connected with magnetic conductive board, between the first elastic component and the second elastic component
Value of elastic is always at a kind of poised state, it is ensured that stability and reliability when contact apparatus works；Magnetic conductive board, arc extinguishing
Cover and sealing shroud one confined space of formation, can improve the degree of protection of contact apparatus.
Brief description of the drawings
Fig. 1 is the sectional view of the contact apparatus of the embodiment of the present invention one；
Fig. 2 is the top view of the contact apparatus of the embodiment of the present invention one.
Label declaration：
1st, armature；2nd, quiet iron；3rd, magnetic conductive board；4th, push rod；5th, contact bridge；6th, arc-extinguish chamber；
7th, the first elastic component；8th, the second elastic component；9th, sealing shroud；10th, insulating cell；11st, groove；
12nd, binding post；13rd, contact site；14th, blast pipe.
Embodiment
To describe technology contents, the objects and the effects of the present invention in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：Magnetic conductive board, arc-extinguish chamber and sealing shroud one confined space of formation, can be improved tactile
The degree of protection of head device.
It refer to Fig. 1 and Fig. 2, a kind of contact apparatus, including armature, quiet iron, magnetic conductive board, push rod, contact bridge, arc-extinguish chamber
And insulating cell, the armature, quiet iron, magnetic conductive board, insulating cell and contact bridge be sequentially sleeved on the push rod, the armature
It is arranged at intervals with quiet iron, the arc-extinguish chamber is located on the contact bridge, and the quiet iron is fixedly connected with the magnetic conductive board；Also wrap
The first elastic component, the second elastic component and sealing shroud are included, first elastic component and the second elastic component are respectively sleeved at the push rod
On, the armature and quiet iron are respectively sleeved at the two ends of first elastic component, and the two ends difference of first elastic component
The armature and quiet iron are supported, the two ends of second elastic component support the contact bridge and insulating cell respectively；The sealing
Set is respectively sleeved on the armature and quiet iron, and the arc-extinguish chamber, magnetic conductive board and sealing shroud are fixedly connected sequentially and to form one close
Space is closed, the armature, quiet iron, push rod, contact bridge, the first elastic component and the second elastic component are respectively positioned in the confined space.
It was found from foregoing description, the beneficial effects of the present invention are：The two ends of first elastic component support armature and quiet respectively
Iron, the two ends of the second elastic component support contact bridge and insulating cell respectively, and quiet iron is fixedly connected with magnetic conductive board, the first elastic component and
Value of elastic between second elastic component is always at a kind of poised state, it is ensured that contact apparatus work when stability and can
By property, the elastic force of the first elastic component and the second elastic component can be configured as needed；Magnetic conductive board, arc-extinguish chamber and sealing
Set forms a confined space, can improve the degree of protection of contact apparatus.
Further, laser is passed through respectively between the arc-extinguish chamber and magnetic conductive board and between the magnetic conductive board and sealing shroud
The mode of welding is fixedly connected.
Seen from the above description, it is fixedly connected by way of laser welding, the stability of connection can be improved and reliable
Property, and technique is simple, it is easy to accomplish.
Further, the insulating cell is fixedly installed on the magnetic conductive board, and the insulating cell is provided with recessed
Groove, the described one end of second elastic component away from contact bridge is located in the groove.
Seen from the above description, one end of the second elastic component is arranged in the groove of insulating cell, can be to the second bullet
Property part carry out spacing well, improve contact apparatus reliability operationally.
Further, the armature is fixedly connected with push rod by way of laser welding.
Seen from the above description, armature and push rod are fixed by way of laser welding, can improve the stability of connection
And reliability.
Further, first elastic component and the second elastic component are spring.
Further, the arc-extinguish chamber is provided with blast pipe.
Seen from the above description, magnetic conductive board, arc-extinguish chamber and sealing shroud one confined space of formation can be entered by blast pipe
Row is vacuumized or inflated, to improve the degree of protection of contact apparatus.
Further, in addition to binding post, the binding post includes contact site, and the arc-extinguish chamber is provided with hatch frame,
The contact site is in the hatch frame, and the contact site is correspondingly arranged with the contact bridge.
Further, the material of the arc-extinguish chamber is ceramics.
Seen from the above description, ceramic arc suppressing cover has preferable mechanical strength, are-tight property, heat resistance, arc quenching effect.
Further, the quiet iron is fixed by caulking on the magnetic conductive board.
Fig. 1 and Fig. 2 is refer to, embodiments of the invention one are：
A kind of contact apparatus, its highly reliable and degree of protection is high.
As shown in figure 1, the contact apparatus include armature 1, quiet iron 2, magnetic conductive board 3, push rod 4, contact bridge 5, arc-extinguish chamber 6,
First elastic component 7, the second elastic component 8, sealing shroud 9 and insulating cell 10.The arc-extinguish chamber 6, magnetic conductive board 3 and sealing shroud 9 are successively
It is fixedly connected and forms a confined space, the armature 1, quiet iron 2, push rod 4, contact bridge 5, the first elastic component 7 and the second elasticity
Part 8 is respectively positioned in the confined space.It is preferred that, between the arc-extinguish chamber 6 and magnetic conductive board 3 and the He of the magnetic conductive board 3
It is fixedly connected respectively by way of laser welding between sealing shroud 9.The arc-extinguish chamber 6 is located on the contact bridge 5, arc extinguishing
The material of cover 6 is ceramics.
The armature 1, quiet iron 2, magnetic conductive board 3 and contact bridge 5 are sequentially sleeved on the push rod 4, first elastic component 7
Also it is respectively sleeved on the push rod 4 with the second elastic component 8.In this implementation, the elastic component 8 of the first elastic component 7 and second is equal
For spring, the elastic size of spring can be configured as needed.The quiet iron 2 is fixedly connected with the magnetic conductive board 3, preferably
, the quiet iron 2 is fixed by caulking on the magnetic conductive board 3.The armature 1 and quiet iron 2 are arranged at intervals, the armature 1 and quiet iron 2
The two ends of first elastic component 7 are respectively sleeved at, and the two ends of first elastic component 7 support the He of armature 1 respectively
Quiet iron 2.In the present embodiment, armature 1 is fixed on by way of laser spot welding on push rod 4.The two ends of second elastic component 8 point
The contact bridge 5 and insulating cell 10 are not supported, and insulating cell 10 is also set on the push rod 4.It is preferred that, the insulation lining
Pad 10 is fixedly installed on the magnetic conductive board 3, and the insulating cell 10 is provided with groove 11, and second elastic component 8 is remote
One end from contact bridge 5 is located in the groove 11.The sealing shroud 9 is respectively sleeved on the armature 1 and quiet iron 2.
In the present embodiment, in addition to two binding posts 12, two binding posts 12 are symmetrical arranged, and the binding post 12 includes connecing
Contact portion 13, the arc-extinguish chamber 6 is provided with hatch frame, and the wire connecting portion is located in the hatch frame, and the contact site
13 are correspondingly arranged with the contact bridge 5.It is preferred that, compactness technique is passed through on the surface of the material of binding post 12 and contact bridge 5
Processing, can strengthen the are-tight property of contact apparatus.
As shown in Fig. 2 blast pipe 14 is additionally provided with the arc-extinguish chamber 6, can be to arc-extinguish chamber by the blast pipe 14
6th, magnetic conductive board 3 and the confined space of the formation of sealing shroud 9 are vacuumized or inflated, to improve the degree of protection of contact apparatus,
The degree of protection of the contact apparatus of the present embodiment can reach IP68.
In the present embodiment, the operation principle of contact apparatus is：
After contact apparatus and electromagnetic wire package are closed, electromagnetic wire bag, which is powered, produces magnetic force, and armature 1 drives push rod 4 to transport upwards
Dynamic, the first elastic component 7 is compressed, and the second elastic component 8 is extended, and drives the motion upwards of contact bridge 5, when contact bridge 5 is with connecing
After the contact site 13 of terminal 12 is closed, the stop motion of contact bridge 5, armature 1 drives push rod 4 to continue up a certain distance,
After armature 1 and quiet iron 2 are fitted, armature 1 and push rod 4 stop upward motion.After electromagnetic wire bag is powered off, electromagnetic wire bag loses magnetic
Power, the first elastic component 7 starts to stretch in the presence of elastic-restoring force, and band moving armature 1 is moved downward, and is pushed away so that armature 1 drives
Bar 4 is moved downward, after the contact site 13 of contact bridge 5 and binding post 12 is separated, and the first elastic component 7 continues to stretch, the second bullet
Property part 8 start compression, drive contact bridge 5 move downward, when the compression stress and the compression stress of the second elastic component 8 of the first elastic component 7
During in a poised state, contact bridge 5, armature 1 and the equal stop motion of push rod 4.
In summary, a kind of contact apparatus that the present invention is provided, its is simple in construction, and can ensure that contact apparatus works
When stability and reliability；Device work is in a confined space, can improve the degree of protection of contact apparatus.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In the scope of patent protection of the present invention.
Claims (9)
1. a kind of contact apparatus, including armature, quiet iron, magnetic conductive board, push rod, contact bridge, arc-extinguish chamber and insulating cell, the rank
Iron, quiet iron, magnetic conductive board, insulating cell and contact bridge are sequentially sleeved on the push rod, and the armature and quiet iron are arranged at intervals, its
It is characterised by, the arc-extinguish chamber is located on the contact bridge, the quiet iron is fixedly connected with the magnetic conductive board；Also include first
Elastic component, the second elastic component and sealing shroud, first elastic component and the second elastic component are respectively sleeved on the push rod, described
Armature and quiet iron are respectively sleeved at the two ends of first elastic component, and first elastic component two ends support respectively it is described
Armature and quiet iron, the two ends of second elastic component support the contact bridge and insulating cell respectively；The sealing shroud covers respectively
It is located on the armature and quiet iron, the arc-extinguish chamber, magnetic conductive board and sealing shroud are fixedly connected sequentially and form a confined space, institute
Armature, quiet iron, push rod, contact bridge, the first elastic component and the second elastic component is stated to be respectively positioned in the confined space.
2. contact apparatus according to claim 1, it is characterised in that between the arc-extinguish chamber and magnetic conductive board and described lead
It is fixedly connected respectively by way of laser welding between magnetic sheet and sealing shroud.
3. contact apparatus according to claim 1, it is characterised in that the insulating cell is fixedly installed on the magnetic conductive board
On, and the insulating cell is provided with groove, and the described one end of second elastic component away from contact bridge is located in the groove.
4. contact apparatus according to claim 1, it is characterised in that the armature and push rod are by way of laser welding
It is fixedly connected.
5. contact apparatus according to claim 1, it is characterised in that first elastic component and the second elastic component are bullet
Spring.
6. contact apparatus according to claim 1, it is characterised in that the arc-extinguish chamber is provided with blast pipe.
7. contact apparatus according to claim 1, it is characterised in that also including binding post, the binding post includes contact
Portion, the arc-extinguish chamber be provided with hatch frame, the contact site in the hatch frame, and the contact site with it is described
Contact bridge is correspondingly arranged.
8. contact apparatus according to claim 1, it is characterised in that the material of the arc-extinguish chamber is ceramics.
9. contact apparatus according to claim 1, it is characterised in that the quiet iron is fixed by caulking on the magnetic conductive board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544931.1A CN107195508A (en) | 2017-07-06 | 2017-07-06 | A kind of contact apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710544931.1A CN107195508A (en) | 2017-07-06 | 2017-07-06 | A kind of contact apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195508A true CN107195508A (en) | 2017-09-22 |
Family
ID=59880426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710544931.1A Pending CN107195508A (en) | 2017-07-06 | 2017-07-06 | A kind of contact apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195508A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105383A1 (en) * | 2017-11-30 | 2019-06-06 | 比亚迪股份有限公司 | Relay |
| CN109980389A (en) * | 2017-12-28 | 2019-07-05 | 深圳市瑞能实业股份有限公司 | Pressure welding type electrical connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013114403B3 (en) * | 2013-12-18 | 2015-04-09 | Eaton Electrical Ip Gmbh & Co. Kg | Electromagnetic switching device |
| CN205004265U (en) * | 2015-07-27 | 2016-01-27 | 天水二一三电器有限公司 | Miniature high voltage direct current contactor |
| CN106653493A (en) * | 2016-11-22 | 2017-05-10 | 浙江众信新能源科技股份有限公司 | Relay |
| CN106887365A (en) * | 2015-10-14 | 2017-06-23 | Ls 产电株式会社 | DC relay |
| CN207052537U (en) * | 2017-07-06 | 2018-02-27 | 天水二一三电器有限公司 | A kind of contact apparatus |
-
2017
- 2017-07-06 CN CN201710544931.1A patent/CN107195508A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013114403B3 (en) * | 2013-12-18 | 2015-04-09 | Eaton Electrical Ip Gmbh & Co. Kg | Electromagnetic switching device |
| CN205004265U (en) * | 2015-07-27 | 2016-01-27 | 天水二一三电器有限公司 | Miniature high voltage direct current contactor |
| CN106887365A (en) * | 2015-10-14 | 2017-06-23 | Ls 产电株式会社 | DC relay |
| CN106653493A (en) * | 2016-11-22 | 2017-05-10 | 浙江众信新能源科技股份有限公司 | Relay |
| CN207052537U (en) * | 2017-07-06 | 2018-02-27 | 天水二一三电器有限公司 | A kind of contact apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105383A1 (en) * | 2017-11-30 | 2019-06-06 | 比亚迪股份有限公司 | Relay |
| CN109859991A (en) * | 2017-11-30 | 2019-06-07 | 比亚迪股份有限公司 | Relay |
| CN109859991B (en) * | 2017-11-30 | 2020-08-07 | 比亚迪股份有限公司 | Relay with a movable contact |
| CN109980389A (en) * | 2017-12-28 | 2019-07-05 | 深圳市瑞能实业股份有限公司 | Pressure welding type electrical connector |
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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 |
Application publication date: 20170922 |
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| RJ01 | Rejection of invention patent application after publication |