CN2773883Y - Outlet seat assembly of high-voltage isolated switch - Google Patents
Outlet seat assembly of high-voltage isolated switch Download PDFInfo
- Publication number
- CN2773883Y CN2773883Y CN 200520023400 CN200520023400U CN2773883Y CN 2773883 Y CN2773883 Y CN 2773883Y CN 200520023400 CN200520023400 CN 200520023400 CN 200520023400 U CN200520023400 U CN 200520023400U CN 2773883 Y CN2773883 Y CN 2773883Y
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- China
- Prior art keywords
- outlet seat
- outlet
- conducting
- elastic conducting
- conducting strip
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Abstract
The utility model relates to an outlet seat assembly of a high voltage isolating switch, which belongs to the technical field of switches. The utility model is used for solving problems existing in the conducting performance of a flexible connection between an outlet seat casing body and a conducting rod. In constitution, the utility model comprises an outlet seat casing body, a conducting rod and a flexible connection, the conducting rod is positioned in an inner hole of the outlet seat casing body and the flexible connection is positioned between the inner hole of the outlet seat casing body and the conducting rod. The utility model has the improvement that the flexible connection is composed of a set of elastic conducting sheets, the elastic conducting sheets are mutually overlapped into a hollow cylinder and the inner hole and the outer wall are respectively contacted and pressed on the outer wall of the conducting rod and the inner hole of the outlet seat casing body. The utility model enables the elastic conducting sheets to be formed into an axial line contact with the conducting rod and the inner hole of the outlet seat casing body, contact are is large, the allocation of electrical current is even and heat emission is quick. The conducting rod can be freely rotated by means of the elastic deformation of the conducting sheet, and the contact relation between the conducting rod and the elastic conducting sheet is not changed. The utility model has the advantages of no limit of a rotary angle of the conducting rod, stable performance, long service life, compact structure and small size of external shape.
Description
Technical field
The utility model relates to a kind of electric component, and particularly the outlet holder assembly of high voltage isolator current-carrying part belongs to the switching technique field.
Background technology
A large amount of twin columns type or V-type central authorities breakaway-element high voltage isolators of using on high-voltage fence, its formation comprises four parts, be current-carrying part, insulated part, running part and operation part, wherein, current-carrying part is the core component of high voltage isolator, and its structural behaviour directly influences the serviceability of high voltage isolator.Current-carrying part is made up of binding post, conductive arm, outlet holder assembly and contact, fingertip, outlet seat housing and being flexible coupling within it is installed, contact rod constitutes the outlet holder assembly jointly.Binding post is arranged on outlet seat upper end, and the conductive arm and the outlet seat housing that have contact or fingertip are affixed.Isolating switch disconnect or during closed procedure contact rod rotate thereupon, during rotation contact rod and be flexible coupling between the way of contact can not change.At present, general contact rod has two kinds with the connected mode that is flexible coupling, a kind of is roller type, another kind is soft conduction belt, the former is little because of contact area, short gradually be eliminated useful life, the latter connects reliable, stable performance and adopt with it more, but soft conduction belt exists following shortcoming: 1. the anglec of rotation of contact rod is subjected to soft conductive strips length restriction; 2. soft conductive strips are connected increase resistance with the soldering of outlet seat housing; 3. in particular cases the corner of contact rod surpasses angle allowable, and soft conductive strips will bear extruding or stretch, and causes soft conductive strips fracture.
Summary of the invention
The utility model be used to overcome the defective of prior art and provide a kind of and conduct electricity very well, outlet holder assembly that contact rod rotates high voltage isolator freely.
The alleged problem of the utility model solves with following technical proposals:
A kind of outlet holder assembly of high voltage isolator, comprise outlet seat housing, contact rod in the formation and be flexible coupling, contact rod is arranged in outlet seat housing endoporus, be flexible coupling between outlet seat housing endoporus and contact rod, its special feature is: described be flexible coupling form by one group of elastic conducting strip, the folded mutually sign indicating number of described elastic conducting strip forms hollow cylinder, and its endoporus, outer wall press contact rod outer wall and outlet seat housing endoporus respectively.
The outlet holder assembly of above-mentioned high voltage isolator, it is V-shaped that described elastic conducting strip bends its cross section, and two aerofoils are provided with transverse groove, curved of two aerofoil edge excurvations, the elastic conducting strip bending place is provided with locating ring.
The outlet holder assembly of above-mentioned high voltage isolator, to being provided with 2～4, described locating ring is 1～3 to described transverse groove along the both wings face length.
The outlet holder assembly of above-mentioned high voltage isolator, described outlet seat housing are provided with the linking arm that conductive arm is installed, and the contact-making surface of described linking arm and conductive arm is provided with the profile of tooth line.
The outlet holder assembly of above-mentioned high voltage isolator is provided with the assembling ring between the described elastic conducting strip, described assembling annular aperture is greater than the contact rod diameter; The groove width coupling of thickness and transverse groove.
Being flexible coupling between the utility model outlet seat housing endoporus and the contact rod is made of one group of elastic conducting strip of folding sign indicating number mutually, under radial compression, elastic conducting strip forms axial line and contacts with contact rod, outlet seat housing endoporus, its main feature is as follows: 1. elastic conducting strip is many lines with contact rod, outlet seat housing and contacts, and contact area is big, electric current distributed uniform and rapid heat dissipation; 2. rely on the strain of elastic conducting strip, contact rod can rotate freely, and the contact relation of contact rod and elastic conducting strip is constant during rotation, and the contact rod rotational angle is unrestricted; 3. stable performance, long service life; 4. compact conformation, overall dimension are little.Based on These characteristics, the utility model compared with prior art has significant progress, is the regeneration product of outlet holder assembly.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is Fig. 2 A portion enlarged drawing;
Fig. 4 is the structural representation of elastic conducting strip;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is an elastic conduction bobbin side schematic diagram;
Fig. 7 is elastic conduction bobbin and assembling ring position schematic diagram.
Each parts label is among the figure: 1. outlet seat housing; 2. elastic conducting strip; 2-1. locating ring; 2-2. transverse groove; 2-3. arcwall face; 3. contact rod; 4. assembling encircles; 5. loam cake; 6. linking arm; 6-1. profile of tooth line; 7. positioning seat; 8. snap ring;
Embodiment
Referring to Fig. 1, Fig. 2, comprise outlet seat housing 1, contact rod 3 in the formation of the present utility model and be flexible coupling, be flexible coupling between outlet seat housing and contact rod.Core design of the present utility model is, be flexible coupling and form by one group of folded mutually yard elastic conducting strip 2 that forms hollow cylinder, the hollow cylinder endoporus and contact rod cylindrical interference fit, cylindrical and the outlet seat housing endoporus interference fit that form by elastic conducting strip, after the installation, elastic conducting strip relies on the strain of self, presses contact rod outer wall and outlet seat housing endoporus respectively, form line contact vertically, contact area is big, and the electric current distributed uniform conducts electricity very well.Elastic conducting strip is the phosphorus bronze sheet with superior elasticity, and contact rod is positioned at wherein, and is both free to rotate, can not change contact condition when rotating again.
Referring to Fig. 4～6, elastic conducting strip 2 is bent into V-type, and its two aerofoil is provided with 2～4 transverse groove 2-2, and the elastic conducting strip bending place is provided with 1～3 locating ring 2-1.Referring to Fig. 7, the folded mutually sign indicating number of elastic conducting strip during assembling is determined distance between the adjacent elastic conducting strip by locating ring.Be ease of assembly, be provided with assembling ring 4, the assembling ring inserts among the transverse groove 2-3, and its effect is similar to hoop for barrel.The assembling annular aperture is greater than the contact rod diameter; The groove width coupling of thickness and transverse groove.Transverse groove also has an important effect, and promptly when contact rod was subjected to external force effect run-off the straight or distortion, transverse groove can make elastic conducting strip and contact rod keep contact condition preferably to the effect of cutting apart of elastic conducting strip.Curved 2-3 of elastic conducting strip two aerofoil edge excurvations can increase contact area, and the side that circular arc is bigger contacts with outlet seat housing endoporus, the side contact rod contact that circular arc is less.
Referring to Fig. 2,3, outlet seat housing is provided with the linking arm 6 that conductive arm is installed, and the contact-making surface of linking arm and conductive arm is provided with profile of tooth line 6-1.This profile of tooth line also can improve contact condition, improves electric conductivity.
Outlet seat housing integral body is that cast aluminium is silver-plated, and elastic conducting strip is that phosphor-copper is silver-plated, and contact rod and elastic conducting strip are supported by positioning seat 7, and snap ring is in order to the stationary positioned seat, and the top of elastic conducting strip is provided with loam cake 5.
Claims (5)
1. the outlet holder assembly of a high voltage isolator, be provided with outlet seat housing, contact rod in the formation and be flexible coupling, contact rod is arranged in outlet seat housing endoporus, be flexible coupling between outlet seat housing endoporus and contact rod, it is characterized in that: described be flexible coupling form by one group of elastic conducting strip (2), the folded mutually sign indicating number of described elastic conducting strip forms hollow cylinder, and its endoporus, outer wall press contact rod (3) outer wall and outlet seat housing (1) endoporus respectively.
2. the outlet holder assembly of high voltage isolator according to claim 1, it is characterized in that: it is V-shaped that described elastic conducting strip bends its cross section, two aerofoils are provided with transverse groove (2-2), two curved of aerofoil edge excurvations (2-3), and the elastic conducting strip bending place is provided with locating ring (2-1).
3. the outlet holder assembly of high voltage isolator according to claim 2, it is characterized in that: to being provided with 2～4, described locating ring is 1～3 to described transverse groove along the both wings face length.
4. according to the outlet holder assembly of claim 1 or 2 or 3 described high voltage isolators, it is characterized in that: described outlet seat housing is provided with the linking arm (6) that conductive arm is installed, and the contact-making surface of described linking arm and conductive arm is provided with profile of tooth line (6-1).
5. the outlet holder assembly of high voltage isolator according to claim 4 is characterized in that: be provided with assembling ring (4) between the described elastic conducting strip, described assembling annular aperture is greater than the contact rod diameter; The groove width coupling of thickness and transverse groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520023400 CN2773883Y (en) | 2005-01-21 | 2005-01-21 | Outlet seat assembly of high-voltage isolated switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520023400 CN2773883Y (en) | 2005-01-21 | 2005-01-21 | Outlet seat assembly of high-voltage isolated switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2773883Y true CN2773883Y (en) | 2006-04-19 |
Family
ID=36709149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520023400 Expired - Fee Related CN2773883Y (en) | 2005-01-21 | 2005-01-21 | Outlet seat assembly of high-voltage isolated switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2773883Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710898A (en) * | 2015-07-21 | 2017-05-24 | 厦门宏发密封继电器有限公司 | Contact part of bypass switch |
-
2005
- 2005-01-21 CN CN 200520023400 patent/CN2773883Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710898A (en) * | 2015-07-21 | 2017-05-24 | 厦门宏发密封继电器有限公司 | Contact part of bypass switch |
| CN106710898B (en) * | 2015-07-21 | 2019-07-23 | 厦门宏发密封继电器有限公司 | A kind of contact portion of by-pass switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060419 Termination date: 20110121 |