CN205487897U - Moving contact - Google Patents
Moving contact Download PDFInfo
- Publication number
- CN205487897U CN205487897U CN201620283673.7U CN201620283673U CN205487897U CN 205487897 U CN205487897 U CN 205487897U CN 201620283673 U CN201620283673 U CN 201620283673U CN 205487897 U CN205487897 U CN 205487897U
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- CN
- China
- Prior art keywords
- movable contact
- contact spring
- upper cover
- base
- mounting post
- 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.)
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Abstract
The utility model relates to a moving contact, including movable contact spring and movable contact spring mounting bracket, the movable contact spring sets up in pairs and relatively on the movable contact spring mounting bracket, is provided with between the movable contact spring to supply static contact male fit clearance, and the movable contact spring mounting bracket includes upper cover and base, is provided with the installation cavity of installation movable contact spring between upper cover and the base, the movable contact spring along the upper cover to the setting of laminating in proper order of the direction of base, be provided with the piece that resets that resets two movable contact springs relatively between upper cover and base and the adjacent movable contact spring respectively. When the scheme is adopted, the utility model provides a guarantee to cooperate stable moving contact with the static contact under increasing movable contact spring thickness prerequisite.
Description
Technical field
This utility model relates to the electric connecting part of a kind of disconnecting switch, is specifically related to a kind of dynamic tactile
Head.
Background technology
Moving contact is a kind of electric connecting part, its by away from or contact static contact control switch
Break-make, the contact of moving contact can by multiple drive mechanism drive form various activities mode, example
As swung, rotating and translate.
Moving contact includes movable contact spring and movable contact spring installing rack, and movable contact spring in pairs and is relatively arranged on dynamic
On contact installing rack, between movable contact spring, it is provided with the fit clearance inserted for static contact, existing
Movable contact spring thinner thickness thus there is preferable elasticity, make fit clearance corresponding with static contact position
Time movable contact spring and static contact between there is preferable contact stabilization, at some in particular cases,
For ensureing that movable contact spring has preferable electric property, therefore need to thicken the thickness of movable contact spring, and
Then make its elasticity be substantially reduced after increasing the thickness of movable contact spring, become big nothing afterwards in fit clearance
Method resets in time, makes the stability of electrical connection be affected.
Summary of the invention
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of increase
The moving contact with static contact fitment stability is ensured under movable contact spring thickness premise.
For achieving the above object, this utility model provides following technical scheme: include movable contact spring
And movable contact spring installing rack, described movable contact spring in pairs and is relatively arranged on movable contact spring installing rack,
The fit clearance inserted for static contact it is provided with between described movable contact spring, it is characterised in that: institute
The movable contact spring installing rack stated includes upper cover and base, is provided with peace between described upper cover and base
The installation cavity of dress movable contact spring, described movable contact spring is fitted successively to the direction of base along upper cover and is set
Put, be respectively arranged with two movable contact springs between described upper cover and base and adjacent movable contact spring
The return unit relatively resetted.
By using technique scheme, after thickening movable contact spring, set up return unit and it is resetted
Power compensates, it is ensured that movable contact spring contacts closely when coordinating with static contact, increases electrical connection
Stability.
This utility model is further arranged to: described return unit is elastic sheet metal, described
Movable contact spring two ends are respectively arranged with limited block, and described elastic sheet metal is compressed between limited block
And bend to the direction away from movable contact spring.
By use technique scheme, elastic sheet metal as return unit, other forms relatively
Return unit, on the one hand shared space is less, it is to avoid because installing return unit, to increase installation cavity empty
Between, the most easy for installation, the elasticity of Appropriate application elastic sheet metal, limited block is to elasticity
Sheet metal carry out spacing while stabilize it installation.
This utility model is further arranged to: be provided through dynamic between described upper cover and base
Contact and the mounting post of return unit, this mounting post rectangular in cross-section, described movable contact spring and elasticity
The installing hole suitable with mounting post shape it is provided with on sheet metal.
By using technique scheme, owing to this kind of moving contact mainly uses rotation to make movable contact spring
Fit with static contact and separate, the mounting post that cross section is rectangle making movable contact spring relative with base
Position is stable, will not swing and affect fitment stability in rotation process.
This utility model is further arranged to: described mounting post is fixedly installed on base and passes
Upper cover, described upper cover is provided with the mating holes suitable with mounting post shape, described base
On be provided with place upper cover support platform, described cover rim is provided with card towards base
Block, described support platform edge is provided with and the draw-in groove of fixture block phase snap-fit.
By using technique scheme, mating holes is given while guiding installation with upper cover and is avoided it
Rotating, support platform determines the spacing of upper cover and base, and fixture block makes both with coordinating of draw-in groove
Cannot depart from easily after snap-fit, thus realize stable installation.
This utility model is further arranged to: described base is provided with insulation around movable contact spring
Wall, these insulation wall both sides respectively and are relatively set with the sidewall passing base for movable contact spring end
Mouthful.
By use technique scheme, set up insulation wall, make movable contact spring non-contact position without
Method electrically connects with static contact composition, it is to avoid misconnection causes security incident or device damage.
This utility model is further arranged to: described base is relative on the other end end face of upper cover
It is provided with slotting chamber, the other end end face of described upper cover respect thereto is provided with and inserts chamber shape
Suitable inserted block.
By using technique scheme, inserted block enables multiple moving contact to fold with coordinating of slotting chamber
Adding use, the break-make between moving contact and static contact can be organized in single driving source more, and simplification is kept apart
The internal structure closed.
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of this utility model detailed description of the invention；
Fig. 2 is the explosive view of this utility model detailed description of the invention；
Fig. 3 is the face upwarding stereogram of this utility model detailed description of the invention weight base.
Detailed description of the invention
As shown in Figure 1-Figure 3, the utility model discloses a kind of movable contact spring, touch including dynamic
Sheet 1 and movable contact spring installing rack, movable contact spring 1 in pairs and is relatively arranged on movable contact spring installing rack,
The fit clearance 11 inserted for static contact, movable contact spring installing rack bag it is provided with between movable contact spring 1
Include upper cover 2 and base 3, between upper cover 2 and base 3, be provided with the installation installing movable contact spring 1
Chamber 31, movable contact spring 1 fits to the direction of base 3 setting successively along upper cover 2, upper cover 2 and
It is respectively arranged with between base 3 and adjacent movable contact spring 1 and resets two movable contact springs 1 relative
Return unit, after thickening movable contact spring 1, sets up return unit and compensates its reset force, it is ensured that
Movable contact spring 1 contacts closely when coordinating with static contact, increases the stability of electrical connection.
Return unit is elastic sheet metal 4, and movable contact spring 1 two ends are respectively arranged with limited block 13, bullet
Property sheet metal 4 be compressed between limited block 13 and to away from movable contact spring 1 direction bend, bullet
Property sheet metal 4 as the return unit of return unit, relatively other forms, the most shared space
Less, it is to avoid to increase installation cavity 31 space because installing return unit, the most easy for installation,
The elasticity of Appropriate application elastic sheet metal 4, elastic sheet metal 4 is carried out spacing by limited block 13
While stabilize it installation.
The mounting post 32 of movable contact spring 1 and return unit it is provided through between upper cover 2 and base 3,
This mounting post 32 rectangular in cross-section, movable contact spring 1 and elastic sheet metal 4 is provided with and installs
The installing hole 12 that post 32 shape is suitable, owing to this kind of moving contact mainly uses rotation to make to touch
Sheet 1 and static contact laminating and separating, by the mounting post 32 that cross section is rectangle make movable contact spring 1 with
The relative position of base 3 is stable, will not swing and affect fitment stability in rotation process.
Mounting post 32 is fixedly installed on base 3 and through upper cover 2, and upper cover 2 is provided with and pacifies
The mating holes 21 that dress post 32 shape is suitable, base 3 is provided with the support placing upper cover 2
Platform 33, upper cover 2 edge is provided with fixture block 22 towards base 3, and support platform 33 edge sets
Being equipped with and the draw-in groove 34 of fixture block 22 phase snap-fit, mating holes 21 is given and is guided installation with upper cover 2
Avoiding it to rotate, support platform 33 determines the spacing of upper cover 2 and base 3 simultaneously, and fixture block
22 with draw-in groove 34 coordinate make both snap-fit after cannot depart from easily, thus realize stable installation.
Base 3 is provided with insulation wall 35 around movable contact spring 1, these insulation wall 35 both sides respectively and
It is relatively set with the sidewall mouth 351 passing base 3 for movable contact spring 1 end, sets up insulation wall 35,
Make movable contact spring 1 cannot constitute with static contact at non-contact position to electrically connect, it is to avoid misconnection causes
Security incident or device damage, for simplifying structure, support platform 33 is i.e. arranged at insulation wall 35
Away from the end face of base.
Being provided with slotting chamber 36 on the other end end face of the relative upper cover 2 of base 3, upper cover 2 is relative
It is provided with the inserted block 321 suitable with inserting chamber 36 shape on the other end end face of base 3, inserts
Block 321 enables multiple moving contact superpose use, single driving source energy with the cooperation in slotting chamber 36
Break-make between many group moving contacts and static contact, simplifies the internal structure of disconnecting switch, for simplifying
Structure, inserted block 321 is i.e. arranged on the end of mounting post 32.
Claims (6)
1. a moving contact, including movable contact spring and movable contact spring installing rack, described movable contact spring becomes
To and be relatively arranged on movable contact spring installing rack, be provided with for static contact between described movable contact spring
The fit clearance inserted, it is characterised in that: described movable contact spring installing rack includes upper cover and base,
The installation cavity installing movable contact spring, described movable contact spring edge it is provided with between described upper cover and base
Upper cover is fitted successively to the direction of base setting, described upper cover and base and adjacent movable contact spring
Between be respectively arranged with the return unit relatively resetted by two movable contact springs.
Moving contact the most according to claim 1, it is characterised in that: described return unit
For elastic sheet metal, described movable contact spring two ends are respectively arranged with limited block, described elastic gold
Belong to sheet to be compressed between limited block and bend to the direction away from movable contact spring.
Moving contact the most according to claim 2, it is characterised in that: described upper cover with
Being provided through the mounting post of movable contact spring and return unit between base, this mounting post cross section is square
Shape, described movable contact spring and elastic sheet metal are provided with the installation suitable with mounting post shape
Hole.
Moving contact the most according to claim 3, it is characterised in that: described mounting post
Being fixedly installed on base and through upper cover, described upper cover is provided with suitable with mounting post shape
Mating holes, described base is provided with place upper cover support platform, described upper cover limit
Edge is provided with fixture block towards base, and described support platform edge is provided with and fixture block phase snap-fit
Draw-in groove.
5. according to the moving contact described in claim 1 or 2 or 3 or 4, it is characterised in that:
Described base is provided with insulation wall around movable contact spring, and these insulation wall both sides respectively and are oppositely arranged
There is the sidewall mouth passing base for movable contact spring end.
6. according to the moving contact described in claim 1 or 2 or 3 or 4, it is characterised in that:
Described base is relative to being provided with slotting chamber on the other end end face of upper cover, described upper cover is the end of relative to
It is provided with the inserted block suitable with inserting chamber shape on the other end end face of seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620283673.7U CN205487897U (en) | 2016-03-31 | 2016-03-31 | Moving contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620283673.7U CN205487897U (en) | 2016-03-31 | 2016-03-31 | Moving contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205487897U true CN205487897U (en) | 2016-08-17 |
Family
ID=56644576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620283673.7U Active CN205487897U (en) | 2016-03-31 | 2016-03-31 | Moving contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205487897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702517A (en) * | 2016-03-31 | 2016-06-22 | 浙江奔电气有限公司 | Moving contact |
| CN107845511A (en) * | 2017-10-10 | 2018-03-27 | 上海良信电器股份有限公司 | The moving contact insulating trip of electrical rotary switch |
-
2016
- 2016-03-31 CN CN201620283673.7U patent/CN205487897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702517A (en) * | 2016-03-31 | 2016-06-22 | 浙江奔电气有限公司 | Moving contact |
| CN107845511A (en) * | 2017-10-10 | 2018-03-27 | 上海良信电器股份有限公司 | The moving contact insulating trip of electrical rotary switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |