CN207134298U - A kind of insulated barriers type HVDC relay - Google Patents
A kind of insulated barriers type HVDC relay Download PDFInfo
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- CN207134298U CN207134298U CN201721160383.4U CN201721160383U CN207134298U CN 207134298 U CN207134298 U CN 207134298U CN 201721160383 U CN201721160383 U CN 201721160383U CN 207134298 U CN207134298 U CN 207134298U
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- iron core
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- insulated
- hvdc relay
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Abstract
A kind of insulated barriers type HVDC relay, including copper post and the copper sheet with the side contacts of copper post two are the utility model is related to, the lower end of the copper post is provided with double-iron core electromagnet, and the double-iron core electromagnet includes interior iron core, outer iron core, coil and static iron core；The lower end of the outer iron core is arranged in the groove of static iron core upper surface, and the top of outer iron core is provided with outside extension, and big spring is provided between extension and the static iron core upper surface；The interior iron core is arranged on the inside of outer iron core and is axially movable, and little spring is provided between the interior iron core and static iron core, and the upper surface of the interior iron core is provided with barrier insulated column, and the barrier insulated column is located at immediately below the contact of copper sheet and copper post；The coil is arranged on inside static iron core.The utility model has the advantages that manufacturing process is simple, with short production cycle, cost is low, without explosion danger.
Description
Technical field
It the utility model is related to and be related to relay field, more particularly to it is a kind of using new double-iron core solenoid actuated and exhausted
Edge obstructs the HVDC relay of disjunction arc extinguishing technology.
Background technology
It is growing with electric automobile, UPS, fuel cell, inverter and solar power system, to high pressure
The power relay of direct current switching ability has active demand.
HVDC relay contact uses bridge-type double contact structure at this stage, cold using H2, N2 mixed gas of sealing
But magnetic blow-out technology is coordinated to carry out disjunction DC load current, its structure mainly includes movable contact component and stationary contact component, dynamic and static to touch
Point, which is co-located at one, to be had in the framework of inner chamber, and the yoke plate of framework lower edge and relay is mutually fixed, and stationary contact is supported by framework
Point component.In current technology scheme, framework is mostly plastic material or ceramic material.Plastic material framework is generally and fluid sealant
Collocation carries out encapsulation process to chamber；The framework of ceramic material then ensures the firm of product structure by the rigidity of ceramic material in itself
Property, and ensure using Ceramic brazing technology the sealing of chamber.
The mode of plastic frame collocation sealant pouring and sealing is with short production cycle, technological requirement is low, production cost is relatively low, but plastics
Framework can be affected by temperature softening in long-term use, and fluid sealant, which can be also affected by temperature, is burnt jaundice, the gaseous mixture of chamber
Body has disclosure risk；And fluid sealant is affected by temperature and can expanded with heat and contract with cold, and gap is had between fluid sealant and exit, can be caused quick-fried
The generation of fried accident.
Using the relay of ceramic material framework, due to the rigidity of ceramic frame in itself, for a long time using can only cause to make pottery
Porcelain framework crack, without occur Fire explosion danger, but using ceramic frame relay need carry out ceramic frame with
The soldering of the soldering of yoke plate, exit and ceramic frame, its production cycle is long, production cost is higher.
The content of the invention
In view of this, the purpose of this utility model is to provide a kind of insulated barriers type HVDC relay, has system
Make technique is simple, with short production cycle, cost is low, without explosion danger the advantages that.
The utility model is realized using following technical scheme to achieve the above object：
A kind of insulated barriers type HVDC relay, including copper post and the copper sheet with the side contacts of copper post two, its feature
It is, the lower end of the copper post is provided with double-iron core electromagnet, and the double-iron core electromagnet includes interior iron core, outer iron core, coil
And static iron core；The lower end of the outer iron core is arranged in the groove of static iron core upper surface, and the top of outer iron core is provided with outside
Extension, big spring is provided between extension and the static iron core upper surface；The interior iron core is arranged on the inside of outer iron core simultaneously
It may be axially movable, little spring is provided between the interior iron core and static iron core, the upper surface of the interior iron core is provided with barrier absolutely
Edge post, the barrier insulated column are located at immediately below the contact of copper sheet and copper post；The coil is arranged on inside static iron core.
The upper end of the copper post is provided with insulating part, is provided with what is be engaged with the barrier insulated column in the insulating part
Arc extinguishing packing ring.
The arc extinguishing packing ring is soft insulating material.
The flexure plane mutually agreed with the copper sheet is provided with the extension of the outer iron core.
The lower end of the interior iron core and the bottom of outer iron core are provided with the ledge structure of mutual cooperation.
The lower end of the interior iron core is provided with the groove for accommodating little spring.
The big spring is compression spring.
The little spring is compression spring.
The barrier insulated column uses hard insulation.
The utility model has the advantages that compared with prior art：
1st, operating voltage is high, up to more than 400V, service life length；
2nd, high pressure after disjunction, disjunction arc extinguishing speed are fast and reliable；
3rd, simple production process, installation and removal are convenient.
Brief description of the drawings
Fig. 1 is the overall structure diagrammatic cross-section of the embodiment of the utility model one.
In figure：1- arc extinguishing packing ring 2- copper sheet 3- outer iron core 4- big spring 5- static iron core 6- coil 7- copper posts 8- hinders
Iron core 10- little springs in used outside insulated post 9-.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described further to the utility model.
Refer to Fig. 1, the utility model provides a kind of insulated barriers type HVDC relay, including copper post 7 and with
The copper sheet 2 of 7 liang of side contacts of copper post, the copper post 7 and copper sheet 2 are the two poles of the earth of insulated barriers type HVDC relay；Preferably,
Copper sheet 2 is multiple tooth shell fragment, with copper post Multi-contact.
In the present embodiment, the lower end of the copper post 7 is provided with double-iron core electromagnet, and the double-iron core electromagnet includes interior
Iron core 9, outer iron core 3, coil 6 and static iron core 5；The lower end of the outer iron core 3 is arranged in the groove of the upper surface of static iron core 9, outside
The top of iron core 3 is provided with outside extension, is provided between the upper surface of extension and static iron core 5 in compressive state
Big spring 4 is that outer iron core 3 provides upward elastic force, and big spring 4 is directly set in all portions of outer iron core 3；The interior iron core 9 is set
Motion vertically can be made in the inside of outer iron core 3 and relative to outer iron core 3, place is provided between the interior iron core 9 and static iron core 5
Upward elastic force is provided for interior iron core 9, it is preferred that interior in order to avoid coming off for little spring 10 in the little spring 10 of compressive state
The lower end of iron core 9 is provided with the groove for accommodating little spring 10；The upper surface of the interior iron core 9 is provided with using rigid insulation
Barrier insulated column 8 made of material, the barrier insulated column 8 are located at copper sheet 2 with immediately below the contact of copper post 7, being insulated in barrier
Post 8 can be directly through the gap between copper sheet 2 and copper post 7 during moving upwards；The coil 6 is arranged in static iron core 5
Portion, it is that interior iron core 9 and outer iron core 3 provide the suction-combining force in the state of the energization of coil 6, it is moved downwardly to the bottom of static iron core 5
Portion.
In the present embodiment, the upper end of the copper post 7 is provided with insulating part, is provided with the insulating part and the barrier
Insulated column 8 is engaged using arc extinguishing packing ring 1 made of soft insulating material；Barrier insulated column 8 is rapidly entered and gone out after passing through gap
Arc packing ring 1 opens copper sheet 2 and the barrier completely of copper post 7, completes electric current disjunction.
In the present embodiment, the flexure plane agreed with the phase of copper sheet 2 is provided with the extension of the outer iron core 3,
Outer iron core 3 reduces the abrasion to copper sheet 2 upwards during copper sheet 2 is pushed in motion open, extend the service life of breaker.
In the present embodiment, the lower end of the interior iron core 9 is provided with the Step-edge Junction of mutual cooperation with the bottom of outer iron core 3
Structure；Drive outer iron core 3 to decline using the ledge structure during interior iron core 9 moves downward, moved upwards in outer iron core 3
During using the ledge structure drive in iron core 9 rise.
In order to allow those skilled in the art to be better understood from the technical solution of the utility model, below in conjunction with of the present utility model
Working method is introduced, including following three kinds of states,
Normal open position：Double-iron core magnet spool 6 is through-flow when long, lower end and quiet iron of the interior iron core 9 with outer iron core 3
Core 5 is bonded, and big spring 4 and little spring 10 be in compressive state, under barrier insulated column 8 is located at the contact of copper sheet 2 and copper post 7 just
Side, copper sheet 2 and the Multi-contact of copper post 7；
Direct current breaking course：Double-iron core magnet spool 6 is powered off, and outer iron core 3 is transported upwards by the effect of big spring 4
Dynamic, the extension on the top of outer iron core 3 pushes copper sheet 2 open and causes copper sheet 2 to form gap with the initial gross separation of copper post 7, then interior iron core 9 by
Effect to little spring 10 drives barrier insulated column 8 to move upwards, and insulated barriers post 8 enters in arc extinguishing packing ring 1 through gap will
Copper sheet 2 is opened with the barrier completely of copper post 7, completes electric current disjunction；
Making process：Double-iron core magnet spool 6 is powered, and under electromagnetic interaction, interior iron core 9 drives barrier insulation
Post 8 and little spring 10 move downward, after barrier insulated column 8 is moved to below contact, interior iron core 9 together with outer iron core 3 to
Under move to the bottom of static iron core 5, copper sheet 2 returned back in the presence of elastic energy with the Multi-contact state of copper post 7, complete the two poles of the earth and lead to
Stream.
The foregoing is only preferred embodiment of the present utility model, it is all done according to present utility model application the scope of the claims it is equal
Deng change and modification, it should all belong to covering scope of the present utility model.
Claims (9)
1. a kind of insulated barriers type HVDC relay, including copper post (7) and the copper sheet (2) with the side contacts of copper post (7) two,
Characterized in that, the lower end of the copper post (7) is provided with double-iron core electromagnet, the double-iron core electromagnet include interior iron core (9),
Outer iron core (3), coil (6) and static iron core (5)；The lower end of the outer iron core (3) is arranged on the groove of static iron core (9) upper surface
Interior, the top of outer iron core (3) is provided with outside extension, and big bullet is provided between extension and static iron core (5) upper surface
Spring (4)；The interior iron core (9) is arranged on the inside of outer iron core (3) and may be axially movable, the interior iron core (9) and static iron core
(5) little spring (10) is provided between, the upper surface of the interior iron core (9) is provided with barrier insulated column (8), the barrier insulated column
(8) immediately below contact of the copper sheet (2) with copper post (7)；It is internal that the coil (6) is arranged on static iron core (5).
A kind of 2. insulated barriers type HVDC relay according to claim 1, it is characterised in that the copper post (7)
Upper end be provided with insulating part, be provided with the insulating part and the barrier insulated column (8) arc extinguishing packing ring (1) for being engaged.
A kind of 3. insulated barriers type HVDC relay according to claim 2, it is characterised in that the arc extinguishing packing ring
(1) it is soft insulating material.
A kind of 4. insulated barriers type HVDC relay according to claim 1, it is characterised in that the outer iron core
(3) flexure plane mutually agreed with the copper sheet (2) is provided with extension.
A kind of 5. insulated barriers type HVDC relay according to claim 1, it is characterised in that the interior iron core
(9) lower end and the bottom of outer iron core (3) are provided with the ledge structure of mutual cooperation.
A kind of 6. insulated barriers type HVDC relay according to claim 1, it is characterised in that the interior iron core
(9) lower end is provided with the groove for accommodating little spring (10).
A kind of 7. insulated barriers type HVDC relay according to claim 1, it is characterised in that the big spring
(4) it is compression spring.
A kind of 8. insulated barriers type HVDC relay according to claim 1, it is characterised in that the little spring
(10) it is compression spring.
A kind of 9. insulated barriers type HVDC relay according to claim 1, it is characterised in that the barrier insulation
Post (8) uses hard insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721160383.4U CN207134298U (en) | 2017-09-06 | 2017-09-06 | A kind of insulated barriers type HVDC relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721160383.4U CN207134298U (en) | 2017-09-06 | 2017-09-06 | A kind of insulated barriers type HVDC relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134298U true CN207134298U (en) | 2018-03-23 |
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ID=61638025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721160383.4U Active CN207134298U (en) | 2017-09-06 | 2017-09-06 | A kind of insulated barriers type HVDC relay |
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| CN (1) | CN207134298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393765A (en) * | 2017-09-06 | 2017-11-24 | 武汉布雷科电气有限公司 | A kind of insulated barriers type HVDC relay and its working method |
-
2017
- 2017-09-06 CN CN201721160383.4U patent/CN207134298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393765A (en) * | 2017-09-06 | 2017-11-24 | 武汉布雷科电气有限公司 | A kind of insulated barriers type HVDC relay and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180426 Address after: 310000 198 Xiaoshan Road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee after: Hangzhou bloom Electric Co., Ltd. Address before: 430000 Wuhan, Hubei, Jianghan District, Jiangtang District, Wuhan No. 17, No. 1-2, 088, room S1, B and C, Wanda Plaza, Wanda Plaza, Jianghu lake, Jianghan District, Jianghan District, China Patentee before: Wuhan Brickel Electric Co. Ltd. |
|
| TR01 | Transfer of patent right |