CN110459447A - A kind of moving contact installation structure, operating mechanism and miniature circuit breaker - Google Patents
A kind of moving contact installation structure, operating mechanism and miniature circuit breaker Download PDFInfo
- Publication number
- CN110459447A CN110459447A CN201910859620.3A CN201910859620A CN110459447A CN 110459447 A CN110459447 A CN 110459447A CN 201910859620 A CN201910859620 A CN 201910859620A CN 110459447 A CN110459447 A CN 110459447A
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- CN
- China
- Prior art keywords
- moving contact
- contact
- lock
- side plate
- supporting
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
Landscapes
- Breakers (AREA)
Abstract
The present invention provides a kind of moving contact installation structure, operating mechanism and miniature circuit breaker, wherein moving contact installation structure includes: contact supporting;Moving contact is fixedly connected by clamping structure with contact supporting, and such mounting structure can satisfy the installation requirements of moving contact, and compared with prior art, assembly process is simple, improves assembly efficiency, reduces production cost.
Description
Technical field
The present invention relates to miniature circuit breaker technical fields, and in particular to a kind of moving contact installation structure, operating mechanism and small
Type breaker.
Background technique
Miniature circuit breaker refers to the protection electric appliance for being mounted on terminal power distribution route, is mainly used for the mistake of route and electrical equipment
Load and short-circuit protection, miniature circuit breaker is generally by parts such as operating mechanism, electromagnetic release mechanism, thermal tripping mechanism, arc-extinguishing mechanisms
Composition, and operating mechanism refers to that the component for dividing, closing breaker, operating mechanism should guarantee that breaker is reliably closed, also want
Guarantee that breaker is nonserviceabled lower quick acting switching-off, the performance of operating mechanism directly affects the function of miniature circuit breaker.
Traditional small type circuit breaker operating mechanism, which is used, to be driven by contact supporting by the U-shaped push rod in rotational handle, is jumped
The bracket component movement of button, lock, moving contact composition, to drive moving contact to contact connection with static contact or disconnect, to realize
Divide-shut brake movement.Contact supporting is plastic material, and moving contact is metal material, and existing moving contact generally uses rivet hot connection, spiral shell
The mode of nail connection or torsional spring connection is fixedly connected with contact supporting, and above-mentioned assembly process is complicated, considerably increases production cost.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming moving contact in the prior art and contact supporting assembler
Sequence is complicated, the defect of high production cost, so that the moving contact installation structure that a kind of assembly process is simple, production cost is low is provided,
It is provided with the operating mechanism of the moving contact installation structure, and is provided with the miniature circuit breaker of the operating mechanism.
For this purpose, the present invention provides a kind of moving contact installation structure, comprising:
Contact supporting;
Moving contact is fixedly connected by clamping structure with the contact supporting.
The clamping structure includes the card slot for being set to one of the contact supporting and the moving contact, and is set to described
Contact supporting and another fixture block that clamping is adapted to the card slot of the moving contact.
The contact supporting includes rack body, and is divided into the rack body two sides, hangs down with the rack body
The first side plate being directly arranged, first side plate on the tip inside face of the rack body far from being provided with to another described
The limited block that side plate extends, the limited block and first side plate, the rack body, which are enclosed, to be suitable for described in installation
The card slot of moving contact.
The moving contact also passes through positioning and mounting structure and the contact supporting is cooperatively connected, the positioning and mounting structure packet
The location hole for being set to one of the contact supporting and the moving contact is included, and is set to the contact supporting and the moving contact
Another locating piece that connection is adapted to the location hole.
The two sides of the rack body, which are also arranged with, cooperates the second side plate abutted, second side plate with the moving contact
There is gap between first side plate.
The present invention provides a kind of operating mechanism, including the upper moving contact installation structure, and is rotatably installed on
Tripping and lock on the contact supporting, the tripping and the lock are accordingly respectively arranged with mutually matched first lock
Tooth and the second lock tooth.
It further include the first bias piece, first bias piece one end offsets with the contact supporting, the other end and the lock
Button offsets, and is that the second lock tooth of the lock applies towards the biasing force mobile close to first lock tooth direction.
First bias piece is integrally formed in the elastic plastic member on the lock, and the elastic plastic member is far from institute
The end for stating lock offsets with the block being set on the contact supporting.
It further include the second bias piece, one end and the locating piece of second bias piece offset, in the other end and shell
Wall offsets, and applies the biasing force mobile towards open position direction for the contact supporting.
The present invention provides a kind of miniature circuit breaker, including operating mechanism as described above.
Technical solution of the present invention has the advantages that
1. moving contact installation structure provided by the invention, moving contact is fixedly connected by clamping structure with contact supporting, this
The mounting structure of sample can satisfy the installation requirements of moving contact, and compared with prior art, assembly process is simple, improve assembly effect
Rate reduces production cost.
2. moving contact installation structure provided by the invention, contact supporting includes rack body, and is divided into rack body
Two sides, with vertically disposed first side plate of rack body, the first side plate far from be provided on the tip inside face of rack body to
The limited block that another first side plate extends, limited block and the first side plate, rack body are enclosed the card for being suitable for installing moving contact
Slot, above-mentioned contact supporting have the advantages that structure is simple.
3. moving contact installation structure provided by the invention, moving contact also passes through positioning and mounting structure and contact supporting cooperation connects
It connects, positioning and mounting structure includes the location hole for being set to one of contact supporting and moving contact, and is set to contact supporting and dynamic touching
Another locating piece that connection is adapted to location hole.By the way that positioning and mounting structure is arranged, to prevent moving contact opposing contact
Bracket is mobile, and mutually matched locating piece and location hole have the advantages that structure is simple.
4. moving contact installation structure provided by the invention, the two sides of rack body, which are also arranged with, to be abutted with moving contact cooperation
Second side plate has gap between the second side plate and the first side plate, the second side plate and the first side plate can be with moving contact two sides phases
It supports, to limit position of the moving contact on contact supporting, and there is gap between the second side plate and the first side plate, so that the first side
Plate is easier to deform, and facilitates the dismounting of moving contact.
5. operating mechanism provided by the invention, the first bias piece is integrally formed in the elastic plastic member on lock, elasticity
Plastic part far from lock end offset with the block being set on contact supporting, due to elastic plastic member and lock integrally at
Type, compared with the prior art needs to be arranged mode of the torsional spring to provide biasing force, such components are less, further improve dress
With efficiency.
6. operating mechanism provided by the invention, one end and the locating piece of the second bias piece offset, the other end and inner walls
It offsets, applies the biasing force mobile towards open position direction for contact supporting, since the second bias piece and moving contact stretch out contact
The locating piece of cradle back offsets, and without the block with the cooperation of the second bias piece is arranged on contact supporting, structure is more
Simply.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the perspective view of small type circuit breaker operating mechanism of the invention;
Fig. 2 is the mounting structure schematic diagram of moving contact and contact supporting;
Fig. 3 is the perspective view of contact supporting;
Fig. 4 is the perspective view of moving contact;
Fig. 5 is that the perspective view after handle and push rod is removed in Fig. 1;
Fig. 6 is another perspective view that the middle-size and small-size circuit breaker operation mechanism of Fig. 1 turns over certain angle.
Description of symbols: 1, contact supporting;10, rack body;11, the first side plate;12, the second side plate;13, it limits
Block;14, location hole;15, block;2, moving contact;21, locating piece;3, tripping;31, the first lock tooth;4, it latches;41, the second lock
Tooth;42, elastic plastic member;5, the second bias piece.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
The present embodiment provides a kind of moving contact installation structures, as in Figure 2-4, including contact supporting 1 and moving contact 2.
Contact supporting 1 as shown in figure 3, including rack body 10, and is divided into 10 two sides of rack body and bracket sheet
Vertically disposed first side plate 11 of body 10, the first side plate 11 on the tip inside face of rack body 10 far from being provided with to another
The limited block 13 that side plate 11 extends, limited block 13 and the first side plate 11, rack body 10, which are enclosed, is suitable for installation moving contact 2
Card slot, the two sides of rack body 10, which are also arranged with, cooperates the second side plate 12 for abutting, the second side plate 12 and first with moving contact 2
There is gap between side plate 11.The location hole 14 that connection is adapted to the locating piece 21 of moving contact 2 is additionally provided on contact supporting 1.
Moving contact 2 as shown in figure 4, including moving contact main part, and is set at the top of moving contact main part, touches with dynamic
Head main part vertically disposed locating piece 21 after locating piece 21 passes through the location hole 14 of contact supporting 1, is stretched out from its back side.
As disposable embodiment, it is provided with card slot on moving contact 2, is provided on contact supporting 1 and is adapted to card slot
The fixture block of connection.
As disposable embodiment, moving contact 2 is provided with location hole, is provided on contact supporting 1 suitable with location hole
Locating piece with connection.
Moving contact installation structure of the invention, moving contact 2 is fixedly connected by clamping structure with contact supporting 1, such
Mounting structure can satisfy the installation requirements of moving contact, and compared with prior art, assembly process is simple, improve assembly efficiency,
Reduce production cost.
Embodiment 2
The present embodiment provides a kind of miniature circuit breakers, such as Fig. 1, shown in 5,6, including for driving the behaviour of circuit-breaker switching on-off
Make mechanism, operating mechanism include moving contact installation structure as described in Example 1 and tripping 3, the 4, first bias piece of lock and
Second bias piece 5.
As shown in figure 5, tripping 3 and lock 4 are rotatably installed on contact supporting 1, and accordingly it is respectively arranged with phase
The the first lock tooth 31 and the second lock tooth 41 mutually cooperated.
First bias piece one end offsets with contact supporting 1, and the other end offsets with lock 4, applies for the second lock tooth 41 of lock 4
Add towards the biasing force mobile close to the first lock 31 direction of tooth, in the present embodiment, the first bias piece is integrally formed on lock 4
Elastic plastic member 42, elastic plastic member 42 offset far from the end of lock 4 with the block 15 being set on contact supporting 1.
Second bias piece 5, one end offset with locating piece 21, and the other end offsets with inner walls, apply court for contact supporting 1
The mobile biasing force in open position direction.
As disposable embodiment, 5 one end of the second bias piece offsets with the block for taking shape in 1 back side of contact supporting,
The other end offsets with inner walls.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of moving contact installation structure characterized by comprising
Contact supporting (1);
Moving contact (2) is fixedly connected by clamping structure with the contact supporting (1).
2. moving contact installation structure according to claim 1, which is characterized in that the clamping structure is described including being set to
The card slot of one of contact supporting (1) and the moving contact (2), and it is set to the contact supporting (1) and the moving contact (2) separately
One fixture block that clamping is adapted to the card slot.
3. moving contact installation structure according to claim 2, which is characterized in that the contact supporting (1) includes bracket sheet
Body (10), and it is divided into the rack body (10) two sides and the rack body (10) vertically disposed first side plate
(11), it is provided on the tip inside face of first side plate (11) separate the rack body (10) to another first side
The limited block (13) that plate (11) extends, the limited block (13) and first side plate (11), the rack body (10) enclose
Form the card slot for being suitable for installing the moving contact (2).
4. moving contact installation structure according to any one of claim 1-3, which is characterized in that the moving contact (2) is also
It is cooperatively connected by positioning and mounting structure and the contact supporting (1), the positioning and mounting structure includes being set to the contact
The location hole (14) of one of bracket (1) and the moving contact (2), and it is set to the contact supporting (1) and the moving contact (2)
Another locating piece (21) that connection is adapted to the location hole (14).
5. moving contact installation structure according to claim 3, which is characterized in that the two sides of the rack body (10) are also divided
Equipped with the second side plate (12) abutted with the moving contact (2) cooperation, second side plate (12) and first side plate (11)
Between have gap.
6. a kind of operating mechanism, which is characterized in that including moving contact installation structure of any of claims 1-5, with
And it is rotatably installed on the tripping (3) on the contact supporting (1) and lock (4), the tripping (3) and the lock (4)
Accordingly it is respectively arranged with mutually matched first lock tooth (31) and the second lock tooth (41).
7. operating mechanism according to claim 6, which is characterized in that it further include the first bias piece, first bias piece
One end offsets with the contact supporting (1), and the other end offsets with the lock (4), for the second lock tooth of the lock (4)
(41) apply towards the biasing force mobile close to first lock tooth (31) direction.
8. operating mechanism according to claim 7, which is characterized in that first bias piece is integrally formed in the lock
The elastic plastic member (42) on (4) is detained, the elastic plastic member (42) is far from the end for latching (4) and is set to the touching
Block (15) on head bracket (1) offsets.
9. operating mechanism according to claim 8, which is characterized in that further include the second bias piece (5), second bias
One end of part (5) offsets with locating piece (21), and the other end offsets with inner walls, applies for the contact supporting (1) towards separating brake
The mobile biasing force of locality.
10. a kind of miniature circuit breaker, which is characterized in that including the operating mechanism as described in any one of claim 6-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910859620.3A CN110459447B (en) | 2019-09-11 | 2019-09-11 | Moving contact mounting structure, operating mechanism and miniature circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910859620.3A CN110459447B (en) | 2019-09-11 | 2019-09-11 | Moving contact mounting structure, operating mechanism and miniature circuit breaker |
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Publication Number | Publication Date |
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CN110459447A true CN110459447A (en) | 2019-11-15 |
CN110459447B CN110459447B (en) | 2024-07-02 |
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CN201910859620.3A Active CN110459447B (en) | 2019-09-11 | 2019-09-11 | Moving contact mounting structure, operating mechanism and miniature circuit breaker |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021142912A1 (en) * | 2020-01-15 | 2021-07-22 | 美高电气科技有限公司 | Novel mechanical mechanism circuit breaker |
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CN105845521A (en) * | 2016-05-31 | 2016-08-10 | 乐清市也为电气有限公司 | Moving contact operating mechanism of small-size circuit breaker |
CN207558710U (en) * | 2017-12-26 | 2018-06-29 | 浙江科瑞普电气有限公司 | A.C. contactor |
CN208385327U (en) * | 2018-06-05 | 2019-01-15 | 杭州泰姆电气有限公司 | A kind of double contact operating mechanisms |
CN109227510A (en) * | 2018-08-03 | 2019-01-18 | 北京南格尔生物科技有限公司 | A kind of storage basket collecting pallet device and material accommodation method |
CN110265272A (en) * | 2019-07-23 | 2019-09-20 | 乐清市赛翔电气有限公司 | A kind of small type circuit breaker operating mechanism and miniature circuit breaker |
CN210200657U (en) * | 2019-09-11 | 2020-03-27 | 浙江友路电气有限公司 | Moving contact mounting structure, operating mechanism and miniature circuit breaker |
-
2019
- 2019-09-11 CN CN201910859620.3A patent/CN110459447B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105845521A (en) * | 2016-05-31 | 2016-08-10 | 乐清市也为电气有限公司 | Moving contact operating mechanism of small-size circuit breaker |
CN207558710U (en) * | 2017-12-26 | 2018-06-29 | 浙江科瑞普电气有限公司 | A.C. contactor |
CN208385327U (en) * | 2018-06-05 | 2019-01-15 | 杭州泰姆电气有限公司 | A kind of double contact operating mechanisms |
CN109227510A (en) * | 2018-08-03 | 2019-01-18 | 北京南格尔生物科技有限公司 | A kind of storage basket collecting pallet device and material accommodation method |
CN110265272A (en) * | 2019-07-23 | 2019-09-20 | 乐清市赛翔电气有限公司 | A kind of small type circuit breaker operating mechanism and miniature circuit breaker |
CN210200657U (en) * | 2019-09-11 | 2020-03-27 | 浙江友路电气有限公司 | Moving contact mounting structure, operating mechanism and miniature circuit breaker |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021142912A1 (en) * | 2020-01-15 | 2021-07-22 | 美高电气科技有限公司 | Novel mechanical mechanism circuit breaker |
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Publication number | Publication date |
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CN110459447B (en) | 2024-07-02 |
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