CN207852499U - A kind of electric conductor of plug-in electrical contact - Google Patents
A kind of electric conductor of plug-in electrical contact Download PDFInfo
- Publication number
- CN207852499U CN207852499U CN201820362543.1U CN201820362543U CN207852499U CN 207852499 U CN207852499 U CN 207852499U CN 201820362543 U CN201820362543 U CN 201820362543U CN 207852499 U CN207852499 U CN 207852499U
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- electric conductor
- plug
- pedestal
- electrical contact
- contact
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Abstract
The utility model discloses a kind of electric conductors of plug-in electrical contact, the electric conductor includes pedestal and fingertip portion, the pedestal is cylindrical boss, the fingertip portion forms for multiple conductive contact pins, the multiple conductive contact pin is uniformly arranged along the circle spacing of the pedestal, the cylindrical hollow cavity of the multiple conductive contact pin and pedestal composition one end open.Locally there are multiple conductive contact pins in this power switchgear disconnecting switch electric conductor circle spacing on pedestal, the top of conductive contact pin is equipped with contact, contact carries out plug-in with other conduct pieces and contacts, increase the contact area between this electric conductor and other electric conductors, electrification rate is improved, contact is reduced and the problems such as fever and scaling loss occurs.
Description
Technical field
The utility model is related to electrical equipment technical fields, and in particular to a kind of electric conductor of plug-in electrical contact.
Background technology
High voltage isolator is device for switching important in power plant and substation's electrical system, need to be matched with high-voltage circuitbreaker
Set uses.Disconnecting switch is suitable for three-phase alternating current 50Hz, the inside plant of rated voltage 12KV.For high-tension apparatus have voltage and
Row load is connected in the case of carrying, and cut-out or conversion line are used.
Its major function is：Ensure the safety of High-Voltage Electrical Appliances and device in service work, plays isolation voltage, no
Can with cut off, put into load current and cut-off short circuit current, can only be used to the certain handover operations for not generating powerful electric arc, i.e.,
It is to say that it does not have arc-suppression function；It is divided by infield difference, formula outside formula and room, is divided by insulation column number within doors, single
Pillar, queen post and three pillar type, each voltage class have optional equipment.The part having a power failure can will be also needed in high voltage distribution installation
Reliably it is isolated with live part, to ensure the safety of service work.The contact of high voltage isolator all it is open in air,
With apparent cut-off point, disconnecting switch does not have arc-control device, therefore cannot be used for cutting off load current or short circuit current, otherwise
Under high pressure effect, cut-off point will generate strong electric arc, and be difficult self-extinguish, in some instances it may even be possible to cause arcing (relatively or phase
Between short circuit), scaling loss equipment jeopardizes personal safety, and here it is the major accidents of so-called " on-load drawing disconnecting switch ".
Disconnecting switch in the prior art has that scissor or half is scissor, and scissor disconnecting switch includes being hinged to be formed
A pair of of movable feeler lever of shear arm, the stationary contact bar being arranged between two movable feeler levers are provided with moving contact on movable feeler lever, are set on stationary contact bar
It is equipped with static contact, when closing a floodgate, two movable feeler levers relatively rotate clamping stationary contact bar and contact the function of realizing switching current with stationary contact bar,
In separating brake, two movable feeler levers separate relative to the rotation deviated from and detach realization power-off with stationary contact bar, and sound is touched during switching on and off
The electric arc generated between head will cause scaling loss to dynamic and static contact, and disconnecting switch main conductive circuit current-carrying capability is made to reduce or lose load
Stream ability influences the long-term through-flow reliability of dynamic and static contact.
Utility model content
To be solved in the utility model is the deficiencies in the prior art, and it is an object of the present invention to provide a kind of electrical contact of plug-in is led
Electric body.
The utility model is achieved through the following technical solutions：
A kind of electric conductor of plug-in electrical contact, the electric conductor include pedestal and fingertip portion, and the pedestal is cylinder
Boss, the fingertip portion form for multiple conductive contact pins, and the multiple conductive contact pin is arranged along the circle spacing of the pedestal
Row, the cylindrical hollow cavity of the multiple conductive contact pin and pedestal composition one end open.
The axial direction of preferred embodiment, the pedestal offers mounting hole, and the mounting hole is connected to the hollow cavity.
The bottom surface of preferred embodiment, the pedestal is equipped with annular convex platform, and the section of the annular convex platform is semicircle.
The top of preferred embodiment, the conductive contact pin is equipped with contact, and the thickness of the contact is more than the thickness of conductive contact pin.
The outer circle of preferred embodiment, the fingertip portion offers annular groove, and the section of the annular groove is semicircle.
Preferred embodiment, the annular groove inner ring are cased with spring.
Preferred embodiment, the spring are spiral stretch spring.
Preferred embodiment, the spring are ring spring steel wire.
Preferred embodiment, the pedestal are integrally formed with fingertip portion for oxygenless copper material.
Preferred embodiment, the electric conductor electroplate.
The utility model compared with prior art, has the following advantages and advantages：This power switchgear is isolated
Locally there are multiple conductive contact pins in switches conductive body circle spacing on pedestal, and the top of conductive contact pin is equipped with contact, contact and its
Its conduct piece carries out plug-in contact, increases the contact area between this electric conductor and other electric conductors, improves electrification rate,
It reduces contact and the problems such as fever and scaling loss occurs.It is equipped with annular convex platform in the bottom of pedestal, original face, which is contacted, to improve
The problems such as being contacted for line, improve the conductive capability between conduct piece, avoiding the occurrence of fever caused by poor contact or scaling loss.
Using interval setting between conductive contact pin, when ensure that carrying out plug between the electric conductor and other electric conductors contacts, this conduction
Body has the activity space of automatic telescopic, avoids the occurrence of poor contact or plugs the big problem of resistance, ensure that good electrical contact.
Outer circle in fingertip portion has opened up annular groove, and spring has been arranged in annular groove, ensure that this conduct piece can be received freely
Contracting, improves the contact of contact, ensure that contact contacts well with other conduct pieces.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the front view of the utility model；
Fig. 2 is sectional views of the Fig. 1 along the directions A-A；
Fig. 3 is the stereoscopic schematic diagram of the utility model.
Label and corresponding parts title in attached drawing：
1- pedestals, 2- fingertips portion, 11- mounting holes, 12- annular convex platform, 21- conductive contact pins, 22- contacts, 23- annulars are recessed
Slot.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1 to Figure 3, a kind of electric conductor of plug-in electrical contact of the utility model, which includes 1 He of pedestal
Fingertip portion 2, pedestal 1 are cylindrical boss, and fingertip portion 2 forms for multiple conductive contact pins 21, and multiple conductive contact pins 21 are along pedestal 1
Circle spacing uniformly arrange, multiple conductive contact pins 21 and pedestal 1 form the cylindrical hollow cavity of one end open.In pedestal 1
Axial direction offer mounting hole 11, mounting hole 11 is connected to hollow cavity, mounting hole 11 be used for and other conduct pieces carry out
Connection, connection type are to be bolted.It is equipped with annular convex platform 12 in the bottom surface of pedestal 1, the section of annular convex platform 12 is semicircle,
The top of annular convex platform 12 is contacted with other conduct pieces into line, increases the contact of this electric conductor and other conduct pieces,
Reduce contact resistance.It is equipped with contact 22 on the top of conductive contact pin 21, the thickness of contact 22 is more than the thickness of conductive contact pin 21, touches
Head carries out plug-in with other electric conductors and connect, and the thickness of contact 22 can be worn during plug use for a long time, therefore, to touching
First 22 carry out thickening the service life that design ensure that contact 22, secondly can increase the contact pressure of contact 22.
The outer circle of preferred embodiment scheme, fingertip portion 2 offers annular groove 23, and the section of annular groove 23 is semicircle
Shape.It is cased with spring in annular groove inner ring, spring is preferably spiral stretch spring or ring spring steel wire.Spring controls
The contact 22 in fingertip portion 2 keeps suitable contact pressure to hollow cavity contract between guarantee contact 22 and other live parts,
Ensure good electric conductivity, reduces contact resistance.
Preferred embodiment scheme, pedestal 1 are that oxygenless copper material is integrally machined molding with fingertip portion 2, and oxygenless copper material is conductive
Function admirable is suitable for major loop conductive material, and pedestal 1 is integrally machined molding with fingertip portion 2, and improve electric conductor uses the longevity
Life.
Preferred embodiment side's scheme, the electric conductor electroplate.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of electric conductor of plug-in electrical contact, which is characterized in that the electric conductor includes pedestal and fingertip portion, the pedestal
For cylindrical boss, the fingertip portion forms for multiple conductive contact pins, and the multiple conductive contact pin is between the circumference of the pedestal
Every uniformly distributed arrangement, the cylindrical hollow cavity of the multiple conductive contact pin and pedestal composition one end open.
2. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the axial direction side of the pedestal
To mounting hole is offered, the mounting hole is connected to the hollow cavity.
3. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the bottom surface of the pedestal is set
There is annular convex platform, the section of the annular convex platform is semicircle.
4. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the top of the conductive contact pin
End is equipped with contact, and the thickness of the contact is more than the thickness of conductive contact pin.
5. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the outer circle in the fingertip portion
Annular groove is offered, the section of the annular groove is semicircle.
6. a kind of electric conductor of plug-in electrical contact according to claim 5, which is characterized in that the annular groove inner ring
It is cased with spring.
7. a kind of electric conductor of plug-in electrical contact according to claim 6, which is characterized in that the spring is spiral shape
Extension spring.
8. a kind of electric conductor of plug-in electrical contact according to claim 6, which is characterized in that the spring is annular elastomeric
Spring steel wire.
9. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the pedestal and fingertip portion
It is integrally formed for oxygenless copper material.
10. a kind of electric conductor of plug-in electrical contact according to claim 1, which is characterized in that the electric conductor surface
It is silver-plated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820362543.1U CN207852499U (en) | 2018-03-16 | 2018-03-16 | A kind of electric conductor of plug-in electrical contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820362543.1U CN207852499U (en) | 2018-03-16 | 2018-03-16 | A kind of electric conductor of plug-in electrical contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852499U true CN207852499U (en) | 2018-09-11 |
Family
ID=63424626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820362543.1U Active CN207852499U (en) | 2018-03-16 | 2018-03-16 | A kind of electric conductor of plug-in electrical contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852499U (en) |
-
2018
- 2018-03-16 CN CN201820362543.1U patent/CN207852499U/en active Active
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| GR01 | Patent grant |