CN206412304U - A kind of miniature circuit breaker of moving contact and the application moving contact - Google Patents
A kind of miniature circuit breaker of moving contact and the application moving contact Download PDFInfo
- Publication number
- CN206412304U CN206412304U CN201720055057.0U CN201720055057U CN206412304U CN 206412304 U CN206412304 U CN 206412304U CN 201720055057 U CN201720055057 U CN 201720055057U CN 206412304 U CN206412304 U CN 206412304U
- Authority
- CN
- China
- Prior art keywords
- contact
- moving contact
- arc
- platform
- moving
- 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.)
- Expired - Fee Related
Links
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses the miniature circuit breaker of a kind of moving contact and the application moving contact, its drip irrigation device is a kind of moving contact, contact site including being sequentially connected and being integrally formed setting, weld part and installation portion, the end of the contact site is provided with the arc platform for being used for contradicting static contact, arc platform is integrally formed setting with contact site, the arc platform includes the contact block extended along the width of contact site, the coplanar arc strip with the extrados of contact block, arc strip extends from contact block to both sides and formed, and two arc strips are symmetrical on contact block, the contact site of moving contact is redesigned, form the structure of arc platform, the arc platform instead of the movable contact of transmission moving contact, directly punching press is integrally formed design with contact site in a mold, without manually further welding, a procedure is saved, reduce production cost, production efficiency is improved.
Description
Technical field
The utility model is related to moving contact field, the small-sized open circuit of more particularly to a kind of moving contact and the application moving contact
Device.
Background technology
Moving contact is generally used cooperatively in breaker with static contact, and the disconnected of electrical connection is realized by the disjunction action of moving contact
Open.
At present, the notification number of in the market discloses a kind of miniature circuit breaker and application for CN202601536U Chinese patent
Moving contact thereon, the bending section of arc is provided with the bottom of moving contact, and movable contact is provided with the outside of the bending section.
Moving contact of the prior art is similar with such scheme, after the preliminary punch forming of moving contact, in addition it is also necessary to touched dynamic
Spot welding is connected to moving contact, and in the manufacturing procedure of moving contact, per many procedures with regard to the risk of many weight structure errors, therefore
In order to improve the yield rate of moving contact, it is necessary to which the structure of moving contact is improved.
Utility model content
First purpose of the present utility model is to provide a kind of moving contact, and its advantage is the welded and installed for eliminating movable contact.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of moving contact, including
The contact site, weld part and installation portion of setting are sequentially connected and are integrally formed, the end of the contact site is provided with quiet for contradicting
The arc platform of contact, arc platform is integrally formed setting with contact site, and the arc platform includes extending along the width of contact site
Contact block, the arc strip coplanar with the extrados of contact block, arc strip extends from contact block to both sides and formed, and two arcs
Bar is symmetrical on contact block.
By above-mentioned technical proposal, the contact site of moving contact is redesigned, and forms the structure of arc platform, arc
Platform extends the structure to form disjunction contact by two arc strips to both sides, and the arc platform keeps the transition structure of arc, structure
Durability is higher, and the arc platform instead of the movable contact of transmission moving contact, and directly punching press is integrally formed with contact site in a mold
Design, without artificial further welding, has saved a procedure, has reduced production cost, production efficiency is improved；After tested, with
The action electrical connection of moving contact can disconnect rapidly, and disjunction effect stability is reliable, and adaptability is stronger.
The utility model is further arranged to：The two ends of the arc strip are provided with arc-shaped transition structure.
By above-mentioned technical proposal, the two ends transitions smooth of arc strip reduces the corner angle of corner, improves overall structure
Round and smooth degree so that impact stresses during disjunction are disperseed on arc strip.
The utility model is further arranged to：The ratio between the width of the arc platform and the width of contact site are 5:3.
By above-mentioned technical proposal, the overall width of the arc platform is greatly increased compared to contact site, thus moving contact with it is quiet
Relatively stable electrical connection stabilization is kept during contact.
The utility model is further arranged to：The arc strip is provided with magnetic sheet mounting groove, the opening court of magnetic sheet mounting groove
The center of circle corresponding to arc strip.
By above-mentioned technical proposal, the magnetic piece mounting groove can insert magnetic sheet, and two magnetic sheets keep separating and respectively with two
Individual mounting groove interference fit, magnetic sheet effectively enhances magnetic field intensity, and in the disjunction of moving contact, magnetic circuit is more concentrated through magnetic
Regional magnetic field intensity enhancing between piece, two magnetic sheets, so that the magnetic field intensity enhancing of the larger driving of CURRENT DISTRIBUTION, moving contact tool
There is bigger electrodynamic repulsion force, accelerate the breaking course of moving contact.
The utility model is further arranged to：Between the weld part and installation portion platform is bent provided with stairstepping.
By above-mentioned technical proposal, stairstepping bending platform causes contact site to form certain turnover height, is easy to operation
Personnel carry out installation positioning in circuit breaker internal.
The utility model is further arranged to：The installation portion is provided with two kidney-shaped mounting grooves.
By above-mentioned technical proposal, two kidney-shaped mounting grooves for installation portion can be attached to breaker as attachment structure
The corresponding position of operating mechanism, realizes two fixed positions, installs fixed more stable.
The utility model is further arranged to：Two kidney-shaped mounting grooves combine to form "eight" shape structure.
By above-mentioned technical proposal, two kidney-shaped mounting grooves keep not conllinear state, pass through two plasticity in breaker
Structure insertion kidney-shaped mounting groove can realize fixation, the fixed effect of installation portion is relatively firm.
The utility model is further arranged to：The weld part is provided with some welding grooves.
By above-mentioned technical proposal, welding groove can accommodate certain tin soldering liquid, improve the weldering that welding groove works out line with copper
Connect fixed effect.
The utility model is further arranged to：The welding groove is square groove, and the arrangement of multiple welding grooves is in 4*4's
Spacing between arrangement, each welding groove is equal.
By above-mentioned technical proposal, multiple welding grooves keep uniform and square distribution form, thus copper establishment line energy
It is enough that comprehensive fixed effect is realized on weld part, improve the welding stability of weld part.
Second purpose of the present utility model is to provide a kind of miniature circuit breaker, and its advantage is to eliminate moving on moving contact to touch
Spot welding is installed.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of miniature circuit breaker,
Including above-mentioned moving contact.
By above-mentioned technical proposal, moving contact need not carry out the welding of movable contact, directly use, reduce processing technology,
Save cost.
In summary, the utility model has the advantages that：By the redesign of contact site, one of work has been saved
Sequence, directly reduces processing cost, with higher economic benefit.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of embodiment one；
Fig. 2 is the front view of embodiment one；
Fig. 3 is the right view of embodiment one；
Fig. 4 is the structural representation of embodiment two.
Reference：1st, contact site；2nd, weld part；201st, welding groove；3rd, installation portion；301st, kidney-shaped mounting groove；4th, arc
Platform；401st, contact block；402nd, arc strip；403rd, magnetic sheet mounting groove；404th, arc-shaped transition structure；5th, stairstepping bending platform.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one：Refer to Fig. 1 and Fig. 2, a kind of moving contact, including contact site 1, weld part 2 and the peace being sequentially connected
Dress portion 3, contact site 1, weld part 2 and installation portion 3 are integrally formed by punching press.The end of contact site 1 is provided with arc platform 4, the arc
Shape platform 4 includes contact block 401 and arc strip 402, and the quantity of arc strip 402 is two, and contact block 401 is outer with arc strip 402
Cambered surface is coplanar, and two arc strips 402 are symmetrical arranged on contact block 401, the width of the overall width of arc platform 4 and contact site 1
The ratio between be 5：3, arc platform 4 is contradicted as contact surface and static contact when moving contact is acted；The arc platform 4 of redesign instead of original
Some stationary contacts, without further welding stationary contact, reduce one of manufacturing procedure, directly reduce production cost.By reality
Border, which uses and tested, can reach stable disjunction requirement, and durability is strong.
Weld part 2 is uniformly arranged in weldering provided with 16 welding grooves 201 altogether, each welding groove 201 according to 4*4 form
In socket part 2, welding groove 201 is as the welding structure of copper litzendraht wire, and welding groove 201 accommodates a part of soldering fluid, so as to improve
The effect being welded and fixed.
Installation portion 3 is provided with two kidney-shaped mounting grooves 301 arranged in " eight " font structure, and kidney-shaped mounting groove 301 is to pass through
Logical structure, two kidney-shaped mounting grooves 301 add the stability that moving contact is integrally fixedly connected as attachment structure.
Referring to Fig. 3, bending platform 5 provided with stairstepping between weld part 2 and installation portion 3, stairstepping bending platform 5 causes welding
Portion 2 and contact site 1 form certain difference in height with installation portion 3, are easy to operating personnel to carry out installation positioning to moving contact.
Embodiment two：Such as Fig. 4, it is with the difference of embodiment one, arc strip 402 is provided with magnetic sheet mounting groove 403,
The magnetic sheet mounting groove 403 is available for magnetic sheet inserting fixation, and two magnetic sheets keep separating, when the electric current between moving contact and static contact increases
When big, the electric current between two magnetic sheets increases, the magnetic field intensity increase of CURRENT DISTRIBUTION large area on moving contact, and electrodynamic repulsion force
It is proportional with magnetic field intensity, so that contact has bigger electrodynamic repulsion force, accelerate the disjunction of moving contact.
Embodiment three：A kind of miniature circuit breaker, including embodiment one or embodiment two.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of moving contact, it is characterized in that：Contact site (1), weld part (2) and peace including being sequentially connected and being integrally formed setting
Dress portion (3), the end of the contact site (1) is provided with the arc platform (4) for being used for contradicting static contact, arc platform (4) and contact site (1)
Setting is integrally formed, the arc platform (4) includes the contact block (401) and contact block extended along the width of contact site (1)
(401) the coplanar arc strip (402) of extrados, arc strip (402) is extended to both sides from contact block (401) and formed, and two
Arc strip (402) is symmetrical on contact block (401).
2. a kind of moving contact according to claim 1, it is characterized in that：The two ends of the arc strip (402) are provided with arc mistake
Cross structure (404).
3. a kind of moving contact according to claim 1, it is characterized in that：The width of the arc platform (4) and contact site (1)
The ratio between width is 5:3.
4. a kind of moving contact according to claim 1, it is characterized in that：The arc strip (402) is provided with magnetic sheet mounting groove
(403), the center of circle corresponding to the opening of magnetic sheet mounting groove (403) towards arc strip (402).
5. a kind of moving contact according to claim 1, it is characterized in that：It is provided between the weld part (2) and installation portion (3)
Stairstepping bending platform (5).
6. a kind of moving contact according to claim 1, it is characterized in that：The installation portion (3) is installed provided with two kidney-shapeds
Groove (301).
7. a kind of moving contact according to claim 6, it is characterized in that：Two kidney-shaped mounting groove (301) combinations form " eight "
Character form structure.
8. a kind of moving contact according to claim 1, it is characterized in that：The weld part (2) is provided with some welding grooves
(201)。
9. a kind of moving contact according to claim 8, it is characterized in that：The welding groove (201) is square groove, and multiple
The arrangement of welding groove (201) is in that the spacing between 4*4 arrangement, each welding groove (201) is equal.
10. a kind of miniature circuit breaker, it is characterized in that：Including any described moving contacts of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055057.0U CN206412304U (en) | 2017-01-18 | 2017-01-18 | A kind of miniature circuit breaker of moving contact and the application moving contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055057.0U CN206412304U (en) | 2017-01-18 | 2017-01-18 | A kind of miniature circuit breaker of moving contact and the application moving contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412304U true CN206412304U (en) | 2017-08-15 |
Family
ID=59556906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720055057.0U Expired - Fee Related CN206412304U (en) | 2017-01-18 | 2017-01-18 | A kind of miniature circuit breaker of moving contact and the application moving contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206412304U (en) |
-
2017
- 2017-01-18 CN CN201720055057.0U patent/CN206412304U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201937059U (en) | Electric connector | |
| CN206412304U (en) | A kind of miniature circuit breaker of moving contact and the application moving contact | |
| CN202977792U (en) | Surface contact connecting assembly | |
| CN208939193U (en) | A kind of high-power card class connection terminal of high density and connector | |
| CN101964471B (en) | Conducting piece structure of socket | |
| CN201185294Y (en) | Battery connector | |
| CN202650859U (en) | Contact terminal | |
| CN103794910B (en) | A kind of face contacts connection component | |
| CN204632980U (en) | Grid type contact | |
| CN205319382U (en) | Electrically connecting sheet | |
| CN202042633U (en) | Conductive terminal | |
| CN208862211U (en) | A kind of straight connecting terminal of heavy-current electric connector | |
| CN201122616Y (en) | Metal member and battery base using the same | |
| CN204809466U (en) | Conductive terminal | |
| CN201278391Y (en) | Conductive terminal and battery connector for arranging the conductive terminal | |
| CN202817286U (en) | Contact elastic sheet | |
| CN204011869U (en) | Conducting terminal | |
| CN204809470U (en) | Battery connector terminal, battery connector and terminal | |
| CN217387618U (en) | 86 five fixed socket N utmost point plug bushes in hole of type | |
| CN210517045U (en) | Adapter | |
| CN2914577Y (en) | Striking flake preventing rupturing by being reflexed | |
| CN202796447U (en) | Electric element pin with sleeve limiting structure and electric element | |
| CN204144100U (en) | Switch module | |
| CN207819976U (en) | A kind of shrapnel | |
| CN209056644U (en) | A kind of jack elastic slice on fire telephone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20210118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |