CN204067227U - With the battery main switch of multifunction protection - Google Patents
With the battery main switch of multifunction protection Download PDFInfo
- Publication number
- CN204067227U CN204067227U CN201420492225.9U CN201420492225U CN204067227U CN 204067227 U CN204067227 U CN 204067227U CN 201420492225 U CN201420492225 U CN 201420492225U CN 204067227 U CN204067227 U CN 204067227U
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- contact
- plastics
- spring
- movable contact
- mandrel working
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Abstract
The utility model discloses the battery main switch of band multifunction protection, it is characterized in that: the electrical current of coil block is controlled by wiring board, the top of coil block is provided with yoke pressing plate, axle core component comprises iron core, mandrel working of plastics, movable contact spring and large little spring, the activity of mandrel working of plastics is through yoke pressing plate, the lower end of mandrel working of plastics is provided with screw thread, iron core is threaded with the lower end of mandrel working of plastics, the upper end of mandrel working of plastics is provided with transverse chambers, described movable contact spring and big spring are located in transverse chambers, movable contact spring is up and down carries out rest by big spring bottom it, the contact that movable contact spring upper surface is provided with two silver contacts and two contact bolts is just right, described little spring is arranged between yoke pressing plate and iron core.The utility model coil current is controlled, and contact travel pressure facilitates adjustable, and has arc quenching protection, nitrogen protection, the protection of contact temperature height and coil temperature height defencive function, reduces switch manufacturing cost, reduces switch geometry size, improves switch useful life.
Description
Technical field
The utility model relates to a kind of improvement invention of the battery main switch applied on vehicle.
Background technology
At present, there is the shortcoming that profile is comparatively large, manufacturing cost is higher, useful life is shorter in the battery main switch that vehicle is applied, simultaneously due to parts machining error, need to regulate contact travel pressure, during debugging, stroke is excessive or too small needs increase or minimizing regulates plain cushion, extremely bothers.
Summary of the invention
In view of the deficiency of background technology; it is controlled that the technical problems to be solved in the utility model is to provide a kind of coil current; contact travel pressure facilitates adjustable; and there is arc quenching protection, nitrogen protection, the protection of contact temperature height and coil temperature height defencive function; reduce manufacturing cost, reduce overall dimension, improve the battery main switch in useful life.
The technical solution adopted in the utility model is:
With the battery main switch of multifunction protection, comprise the coil block of shell and chamber installation in the enclosure, axle core component, the top of shell is provided with two contact bolts, the bottom of shell is sealed by shell bottom plate, it is characterized in that: the electrical current of described coil block is controlled by wiring board, the top of coil block is provided with yoke pressing plate and is fixed by yoke pressing plate, described axle core component comprises iron core, mandrel working of plastics, movable contact spring and large little spring, the activity of mandrel working of plastics is through yoke pressing plate, the lower end of mandrel working of plastics is provided with screw thread, iron core is threaded with the lower end of mandrel working of plastics, the upper end of mandrel working of plastics is provided with transverse chambers, described movable contact spring and big spring are located in transverse chambers, movable contact spring is up and down carries out rest by big spring bottom it, the contact that movable contact spring upper surface is provided with two silver contacts and two contact bolts is just right, described little spring is arranged between yoke pressing plate and iron core, when coil electricity iron core band moving mandrel working of plastics moves upward, promote described movable contact spring moves by big spring bottom transverse chambers and two silver contacts are compressed with the contact of two contact bolts contact.
The top of described shell inner cavity is provided with permanent magnet, and permanent magnet arranges in the contact both sides of described contact bolt and is fixed by magnet location-plate.
Described contact bolt is connected with heat transfer sheet, and heat transfer sheet againsts temperature sensor A, and be sticked temperature sensor B, temperature sensor A and temperature sensor B of the outer ring of described coil block is electrically connected with described wiring board, and built-in circuit board is in described shell inner cavity.
Described shell is provided with nitrogen inflation inlet, is covered tightly after switch internal is filled with nitrogen by capping cap.
In technique scheme, 1. wiring board effect: connect A, B-source, wiring board first can make coil produce big current, producing large magnetic force makes two contact bolts complete turn-on power loss fast, and then wiring board control coil assembly is by maintaining small area analysis, as long as ensure that producing magnetic force makes contact have enough pressure just passable, control owing to adding wiring board, coil copper loss material is greatly reduced, not only reduces costs, reduce overall dimension simultaneously.2. contact is easy to adjust: due to parts machining error, need to regulate contact travel pressure, when debugging in the past, stroke is excessive or too small needs increase or minimizing regulates plain cushion, now because iron core endoporus follows mandrel working of plastics to be threaded engagement, as long as precession or back-out regulate iron core just passable.3. magnet arc quenching protection: place two magnet in the contact both sides of contact bolt, can protect the electric arc produced when contact disconnects to the ablation of contact, improve switch useful life.4. nitrogen protection: punching has nitrogen in switch internal space, and contact adstante febre is not oxidized, ensures the contact life-span; Concrete grammar be battery main switch assembling and setting tentatively qualified after, shell with the connecting portion silicone rubber seal such as shell bottom plate and outlet gum cover, ensure air tight, then battery main switch is placed in inflated with nitrogen case, first nitrogen box vacuum state, then vacuum-pumping valve is closed, open inflated with nitrogen valve, when pressure in nitrogen box reaches an atmospheric pressure, close inflated with nitrogen valve, and open nitrogen box, rapidly at the nitrogen inflation inlet upper cover upper cover cap of switch housing, complete inflated with nitrogen process.5. contact temperature height protection: contact bolt is pressed with heat transfer sheet near contact place, and the temperature sensor A on wiring board againsts heat transfer sheet, and when contact temperature is too high, temperature sensor A signals to wiring board alarm and protection.6. coil temperature height protection: temperature sensor B is posted in the outer ring of coil block, and when coil block temperature is too high, temperature sensor B signals to wiring board alarm and protection.Owing to taking above-mentioned effective measures, so the low cost of manufacture of switch, overall dimension are little, and working stability long service life.
Accompanying drawing explanation
The utility model has following accompanying drawing:
Fig. 1 is top-direction view of the present utility model;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is the B-B view of Fig. 1;
Fig. 4 is the C-C view of Fig. 1.
Embodiment
Each details of the utility model specific embodiment is further described below in conjunction with accompanying drawing.
As shown in the figure, the battery main switch of band multifunction protection of the present utility model, the coil block 11 comprising shell 12 and install at shell 12 inner chamber, axle core component, the top of shell 12 is provided with two contact bolts 3, the bottom of shell 12 is sealed by shell bottom plate 13, the electrical current of described coil block 11 is controlled by wiring board 15, wiring board 15 is built in described shell 12 inner chamber, the top of coil block 11 is provided with yoke pressing plate 9 and is fixed by yoke pressing plate 9, described axle core component comprises iron core 10, mandrel working of plastics 7, movable contact spring 5, big spring 1 and little spring 8, mandrel working of plastics 7 activity is through yoke pressing plate 9, the lower end of mandrel working of plastics 7 is provided with screw thread, iron core 10 is threaded with the lower end of mandrel working of plastics 7, the upper end of mandrel working of plastics 7 is provided with transverse chambers 6, described movable contact spring 5 and big spring 1 are located in transverse chambers 6, movable contact spring 5 is up and down carries out rest by big spring 1 bottom it, the contact 3a that movable contact spring 5 upper surface is provided with two silver contacts 4 and two contact bolts 3 is just right, described little spring 8 is arranged between yoke pressing plate 9 and iron core 10, the top of described shell 12 inner chamber is provided with permanent magnet 18, and permanent magnet 18 arranges in the contact 3a both sides of described contact bolt and is fixed by magnet location-plate 2, described contact bolt 3 is connected with heat transfer sheet 14, heat transfer sheet 14 againsts temperature sensor A, the outer ring of described coil block 11 is sticked temperature sensor B, temperature sensor A and temperature sensor B is electrically connected with described wiring board 15, described shell 12 is provided with nitrogen inflation inlet 17, is covered tightly after switch internal is filled with nitrogen by capping cap 16.
Operation principle of the present utility model is: wire A, B two termination 8-28V power supply, coil block is made to pass through electric current through wiring board, when coil electricity iron core band moving mandrel working of plastics moves upward, promote described movable contact spring moves by big spring bottom transverse chambers and two silver contacts are compressed with the contact of two contact bolts contact.Wiring board effect: wiring board first can make coil produce big current, producing large magnetic force makes two contact bolts complete turn-on power loss fast, then wiring board control coil assembly is by maintaining small area analysis, as long as ensure that producing magnetic force makes contact have enough pressure just passable.
Claims (4)
1. be with the battery main switch of multifunction protection, comprise the coil block of shell and chamber installation in the enclosure, axle core component, the top of shell is provided with two contact bolts, the bottom of shell is sealed by shell bottom plate, it is characterized in that: the electrical current of described coil block is controlled by wiring board, the top of coil block is provided with yoke pressing plate and is fixed by yoke pressing plate, described axle core component comprises iron core, mandrel working of plastics, movable contact spring and large little spring, the activity of mandrel working of plastics is through yoke pressing plate, the lower end of mandrel working of plastics is provided with screw thread, iron core is threaded with the lower end of mandrel working of plastics, the upper end of mandrel working of plastics is provided with transverse chambers, described movable contact spring and big spring are located in transverse chambers, movable contact spring is up and down carries out rest by big spring bottom it, the contact that movable contact spring upper surface is provided with two silver contacts and two contact bolts is just right, described little spring is arranged between yoke pressing plate and iron core, when coil electricity iron core band moving mandrel working of plastics moves upward, promote described movable contact spring moves by big spring bottom transverse chambers and two silver contacts are compressed with the contact of two contact bolts contact.
2. the battery main switch of band multifunction protection according to claim 1, is characterized in that: the top of described shell inner cavity is provided with permanent magnet, and permanent magnet arranges in the contact both sides of described contact bolt and is fixed by magnet location-plate.
3. the battery main switch of band multifunction protection according to claim 1; it is characterized in that: described contact bolt is connected with heat transfer sheet; heat transfer sheet againsts temperature sensor A; the outer ring of described coil block is sticked temperature sensor B; temperature sensor A and temperature sensor B is electrically connected with described wiring board, and built-in circuit board is in described shell inner cavity.
4. the battery main switch of band multifunction protection according to claim 1, is characterized in that: described shell is provided with nitrogen inflation inlet, is covered tightly after switch internal is filled with nitrogen by capping cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492225.9U CN204067227U (en) | 2014-08-29 | 2014-08-29 | With the battery main switch of multifunction protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492225.9U CN204067227U (en) | 2014-08-29 | 2014-08-29 | With the battery main switch of multifunction protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204067227U true CN204067227U (en) | 2014-12-31 |
Family
ID=52208684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420492225.9U Expired - Fee Related CN204067227U (en) | 2014-08-29 | 2014-08-29 | With the battery main switch of multifunction protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204067227U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106504952A (en) * | 2016-12-02 | 2017-03-15 | 中汇瑞德电子（芜湖）有限公司 | HVDC relay |
| CN106783406A (en) * | 2017-01-03 | 2017-05-31 | 深圳市品川新能源技术有限公司 | Intelligent relay and its collecting method |
| WO2018087075A1 (en) * | 2016-11-08 | 2018-05-17 | Epcos Ag | Power contactor and method for producing a housing body for the power contactor |
| CN109285728A (en) * | 2018-10-31 | 2019-01-29 | 瑞立集团瑞安汽车零部件有限公司 | Electromagnetic power source switch |
| CN110223884A (en) * | 2019-05-21 | 2019-09-10 | 中汇瑞德电子（芜湖）有限公司 | A kind of contact monitoring device of high voltage direct current relay |
-
2014
- 2014-08-29 CN CN201420492225.9U patent/CN204067227U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018087075A1 (en) * | 2016-11-08 | 2018-05-17 | Epcos Ag | Power contactor and method for producing a housing body for the power contactor |
| CN110088869A (en) * | 2016-11-08 | 2019-08-02 | Tdk电子股份有限公司 | Power contact and for manufacture be used for power contact shell method |
| CN110088869B (en) * | 2016-11-08 | 2021-02-12 | Tdk电子股份有限公司 | Power contactor and method for manufacturing housing for power contactor |
| US11417483B2 (en) | 2016-11-08 | 2022-08-16 | Tdk Electronics Ag | Power contactor and method for producing a housing body for the power contactor |
| CN106504952A (en) * | 2016-12-02 | 2017-03-15 | 中汇瑞德电子（芜湖）有限公司 | HVDC relay |
| CN106783406A (en) * | 2017-01-03 | 2017-05-31 | 深圳市品川新能源技术有限公司 | Intelligent relay and its collecting method |
| CN109285728A (en) * | 2018-10-31 | 2019-01-29 | 瑞立集团瑞安汽车零部件有限公司 | Electromagnetic power source switch |
| CN109285728B (en) * | 2018-10-31 | 2023-09-19 | 瑞立集团瑞安汽车零部件有限公司 | Electromagnetic power switch |
| CN110223884A (en) * | 2019-05-21 | 2019-09-10 | 中汇瑞德电子（芜湖）有限公司 | A kind of contact monitoring device of high voltage direct current relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20210829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |