CN209328820U - A kind of breaker contacts system - Google Patents
A kind of breaker contacts system Download PDFInfo
- Publication number
- CN209328820U CN209328820U CN201920326922.XU CN201920326922U CN209328820U CN 209328820 U CN209328820 U CN 209328820U CN 201920326922 U CN201920326922 U CN 201920326922U CN 209328820 U CN209328820 U CN 209328820U
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- Prior art keywords
- shaft
- contact
- card slot
- main shaft
- breaker contacts
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Abstract
The utility model provides a kind of breaker contacts system, including main shaft, the contact being rotatably installed on by first rotating shaft on main shaft, the spring bearer plate component being vertically arranged on main shaft, contact is cooperatively connected by the second shaft and spring bearer plate component, further include: two guiding card slots, it is respectively arranged on two side plates being oppositely arranged of main shaft, guiding card slot is set on side plate out of its slot to opening direction obliquely, so that contact is under the elastic acting force of spring bearer plate component, first rotating shaft is driven to slide into automatically along guiding card slot, it is clamped with guiding card slot cooperation.It is oriented to card slot by setting, so that contact installation is more efficient and convenient, substantially increases assembly efficiency.
Description
Technical field
The utility model relates to breaker technical fields, and in particular to a kind of breaker contacts system.
Background technique
Breaker is mainly made of contact system, arc quenching system, operating mechanism etc., and contact system is that breaker is essential
Important component, for being switched on or switched off electric current.
Chinese patent literature CN203026471U discloses a kind of low-voltage breaker contact system, including four groups of sets of contacts
Part, every group of contact assembly include contact, at least one touch spring, touch spring bracket, bracket instrument, contact instrument, shaft
And shaft connecting rod, be formed with a through slot in shaft, the contact instrument is horizontally installed on the upper end of shaft, the upper end of contact with turn
Axis, which is constituted, to be flexibly connected and is movably arranged in the through slot in shaft, and a contact instrument limiting slot and a contact are provided in shaft
Spring fixed hole, contact instrument adaptation are arranged in contact instrument limiting slot, and the touch spring bracket is solid by bracket instrument
The preceding nose of contact is set calmly, and the touch spring is disposed longitudinally on the lower end surface of touch spring bracket and the inner face of shaft
Between, the upper end top of touch spring is located at the lower end surface of touch spring bracket, and the lower end of touch spring resists touch spring and fixes
Hole setting.
In assembly, need that first touch spring and touch spring bracket are mounted in shaft, then contact instrument is worn
The other end of contact is fixedly connected by one end of contact, bracket instrument with touch spring bracket, finally by tool by contact instrument
Table levers up, and is caught in it in contact instrument limiting slot.
The defect of above scheme is: 1) since the opening of contact instrument limiting slot is oriented lateral setting (touch spring
To be vertically arranged in shaft, the opening direction of contact instrument limiting slot is vertical with the setting direction of touch spring), it is therefore desirable to
Contact instrument is levered up by tool and snaps onto contact instrument limiting slot, installs so more troublesome, assembly efficiency is low；2) due to
After bracket instrument needs successively to wear the through-hole of touch spring bracket and contact, touch spring bracket is fixedly connected with contact,
It installs so more troublesome, further reduced assembly efficiency.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome breaker contacts system in the prior art to assemble
The technological deficiency of low efficiency a kind of assembles the breaker contacts system efficient and convenient, work efficiency is high to provide.
For this purpose, the utility model provides a kind of breaker contacts system, including main shaft, rotationally pacified by first rotating shaft
Loaded on the contact on the main shaft, the spring bearer plate component that is vertically arranged on the main shaft, the contact passes through the second shaft
It is cooperatively connected with the spring bearer plate component, further includes:
Two guiding card slots, are respectively arranged on two side plates being oppositely arranged of the main shaft, the guiding card slot from
It is arranged on the side plate obliquely in its slot to opening direction, so that the contact is made in the elasticity of the spring bearer plate component
Under firmly, the first rotating shaft is driven to slide into automatically along the guiding card slot, cooperates with the guiding card slot and be clamped.
As a preferred embodiment, the size of the cross section of the guiding card slot gradually increases out of its slot to opening direction
Greatly.
As a preferred embodiment, the guiding card slot is in bell-mouth structure of air.
As a preferred embodiment, the spring bearer plate component includes:
Pressing plate is driven by second shaft and the contacts mates；
Spring, the bottom of one end fixed setting and the main shaft, the other end are fixedly connected with the pressing plate.
As a preferred embodiment, the pressing plate includes the pressing plate portion abutted with the spring, and takes shape in the pressure
The clamping portion with second shaft cooperation clamping in plate portion, there is confession second shaft to be fit into for the clamping portion
U-shaped card slot.
As a preferred embodiment, the U-shaped card slot forms chamfering along the front end that second shaft is packed into direction.
As a preferred embodiment, second shaft is arranged on the contact, is riveted with the contacts mates.
Technical solutions of the utility model have the advantages that
1. breaker contacts system provided by the utility model is led by being arranged on two side plates being oppositely arranged of main shaft
To card slot, it is oriented to card slot and is set on side plate obliquely out of its slot to opening direction, so that contact is in spring bearer plate component
Under elastic acting force, first rotating shaft is driven to slide into automatically along guiding card slot, is clamped with guiding card slot cooperation, it is quick for installation in this way
It is convenient, substantially increase assembly efficiency.
2. breaker contacts system provided by the utility model, the size of the cross section of card slot is oriented to out of its slot to opening
Direction is gradually increased, to be conducive to increase the probability that the second shaft is disposably fit into guiding card slot.
3. breaker contacts system provided by the utility model, pressing plate includes the pressing plate portion abutted with spring, and molding
In the clamping portion with the cooperation clamping of the second shaft in pressing plate portion, clamping portion has the U-shaped card slot being fit into for the second shaft.
Compared with prior art, the faster convenience of assembly between contact, the second shaft and pressing plate, further improves assembly efficiency.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the perspective view of the breaker contacts system of the utility model；
Fig. 2 is the perspective view of main shaft；
Fig. 3 is the sectional view of main shaft in Fig. 2；
Fig. 4 is that the perspective view after main shaft is removed in Fig. 1；
Fig. 5 is the perspective view of pressing plate；
Fig. 6 is the side view of pressing plate in Fig. 5.
Description of symbols: 1, main shaft；11, side plate；12, it is oriented to card slot；2, contact；21, first rotating shaft；22, second turn
Axis；3, pressing plate；31, pressing plate portion；32, U-shaped card slot；33, chamfering；4, spring.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are 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 " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
Embodiment
The present embodiment provides a kind of breaker contacts systems, as shown in Figure 1-3, include main shaft 1, contact 2, spring bearer plate group
Part,
Contact 2 is rotatably installed on the middle part of 1 inner cavity of main shaft by first rotating shaft 21, and passes through the second shaft 22
It is cooperatively connected with the spring bearer plate component, spring bearer plate component is vertically arranged at the front end of 1 inner cavity of main shaft；
Card slot 12, the guide card are oriented to there are two being respectively set on the side plate 11 that two of the main shaft 1 are oppositely arranged
Slot 12 is set on the side plate 11 obliquely out of its slot to opening direction, so that the contact 2 is in the spring bearer plate group
Under the elastic acting force of part, the first rotating shaft 21 is driven to slide into automatically along the guiding card slot 12, with the guiding card slot
12 cooperation clampings.Since contact 2 is under the elastic acting force of spring bearer plate component, drive first rotating shaft 21 along guiding card slot 12
It is automatic to slide into, it is clamped with the guiding cooperation of card slot 12, is quickly and expediently installed in this way, substantially increases assembly efficiency.
The size of the cross section of the guiding card slot 12 is gradually increased out of its slot to opening direction, in the present embodiment, institute
Guiding card slot 12 is stated in bell-mouth structure of air.
The spring bearer plate component includes: pressing plate 3, is driven by second shaft 22 and the contact 2 cooperation；Two
Spring 4, in the groove of 1 bottom of main shaft, the other end is fixedly connected with the pressing plate 3 for one end fixed setting.
As Figure 4-Figure 6, the pressing plate 3 includes the pressing plate portion 31 abutted with the spring 4, and takes shape in the pressing plate
The clamping portion with second shaft 22 cooperation clamping in portion 31, the clamping portion has to be installed into for second shaft 22
The U-shaped card slot 32 entered, the U-shaped card slot 32 form chamfering 33 along the front end that second shaft 22 is packed into direction.Pressing plate portion
31 two sides form the bending part of oriented 1 bottom direction of main shaft bending, and bending part and spring 4 cooperate, for limiting the position of spring 4
It sets.
Second shaft 22 is arranged on the contact 2, is cooperated with the contact 2 and is riveted, using the fixation side of riveting
Formula makes the second shaft 22 and 2 fixation of contact.
As alternative embodiment, the cross section for being oriented to card slot 12 is cone structure.
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 among the protection scope created still in the utility model.
Claims (7)
1. a kind of breaker contacts system, including main shaft (1), by first rotating shaft (21) it is rotatably installed on the main shaft
(1) contact (2) on, the spring bearer plate component being vertically arranged on the main shaft (1), the contact (2) pass through the second shaft
(22) it is cooperatively connected with the spring bearer plate component, it is characterised in that: further include:
Two guiding card slots (12) are respectively arranged on two side plates (11) being oppositely arranged of the main shaft (1), the guiding
Card slot (12) is set on the side plate (11) obliquely out of its slot to opening direction, so that the contact (2) is in the bullet
Under the elastic acting force of spring Anchor plate kit, the first rotating shaft (21) is driven to slide into automatically along the guiding card slot (12), with
Guiding card slot (12) the cooperation clamping.
2. breaker contacts system according to claim 1, it is characterised in that: the cross section of guiding card slot (12)
Size is gradually increased out of its slot to opening direction.
3. breaker contacts system according to claim 2, it is characterised in that: the guiding card slot (12) is in horn mouth knot
Structure.
4. breaker contacts system according to any one of claim 1-3, it is characterised in that: the spring bearer plate component
Include:
Pressing plate (3) is driven by second shaft (22) and the contact (2) cooperation；
Spring (4), the bottom of one end fixed setting and the main shaft (1), the other end are fixedly connected with the pressing plate (3).
5. breaker contacts system according to claim 4, it is characterised in that: the pressing plate (3) includes and the spring
(4) the pressing plate portion (31) abutted, and take shape on the pressing plate portion (31) and cooperate clamping with second shaft (22)
Clamping portion, the clamping portion have the U-shaped card slot (32) being fit into for second shaft (22).
6. breaker contacts system according to claim 5, it is characterised in that: the U-shaped card slot (32) is along described second
The front end that shaft (22) is packed into direction forms chamfering (33).
7. breaker contacts system according to claim 1, it is characterised in that: second shaft (22) is arranged in described
On contact (2), cooperates with the contact (2) and rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920326922.XU CN209328820U (en) | 2019-03-14 | 2019-03-14 | A kind of breaker contacts system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920326922.XU CN209328820U (en) | 2019-03-14 | 2019-03-14 | A kind of breaker contacts system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209328820U true CN209328820U (en) | 2019-08-30 |
Family
ID=67732955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920326922.XU Active CN209328820U (en) | 2019-03-14 | 2019-03-14 | A kind of breaker contacts system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209328820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420514A (en) * | 2022-01-27 | 2022-04-29 | 浙江天正电气股份有限公司 | Multi-contact independent motion structure |
-
2019
- 2019-03-14 CN CN201920326922.XU patent/CN209328820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420514A (en) * | 2022-01-27 | 2022-04-29 | 浙江天正电气股份有限公司 | Multi-contact independent motion structure |
| CN114420514B (en) * | 2022-01-27 | 2024-03-29 | 浙江天正电气股份有限公司 | Multi-contact independent movement structure |
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