CN202487792U - Electrical conductor open-close type stress line clamp - Google Patents
Electrical conductor open-close type stress line clamp Download PDFInfo
- Publication number
- CN202487792U CN202487792U CN2012201093071U CN201220109307U CN202487792U CN 202487792 U CN202487792 U CN 202487792U CN 2012201093071 U CN2012201093071 U CN 2012201093071U CN 201220109307 U CN201220109307 U CN 201220109307U CN 202487792 U CN202487792 U CN 202487792U
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- Prior art keywords
- clamp
- close type
- open
- line clamp
- line
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- Expired - Fee Related
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Abstract
The utility model discloses an electrical conductor open-close type stress line clamp. The electrical conductor open-close type stress line clamp is fastened by a semicircular upper line clamp body shaped like omega and a semicircular lower line clamp body shaped like omega and the upper line clamp body and the lower line clamp body are vertically symmetrical. C-shaped fastening connectors are respectively arranged on both the left side and the right side of the fastened part of the upper line clamp body and the lower line clamp body and the upper line clamp body and the lower line clamp body are connected and fastened by the fastening connectors to form an open-close type stress line clamp body. The transverse section of the open-close type stress line clamp body is in a flat-ring shape. Longitudinal fastening and positioning bosses are arranged symmetrically above and below the open-close type stress line clamp body. The longitudinal symmetrical center line of the fastening and positioning bosses is in the longitudinal vertical symmetrical plane of the open-close type stress line clamp body. Top-to-bottom penetrated bolt penetrating holes are arranged on the open-close type stress line clamp body and the fastening and positioning bosses above and below the open-close type stress line clamp body. The center line of the bolt penetrating holes is in the longitudinal vertical symmetrical plane of the open-close type stress line clamp body. Bolts are inserted in the bolt penetrating holes. Nuts are installed in rotating mode at extension ends of the bolts. The electrical conductor open-close type stress line clamp is safe and reliable to use, and has good connecting effect.
Description
Technical field
The utility model relates to a kind of connecting clamp of electrical lead, is applied to the connection that do not stress of electrical lead, and the strain insulator that is specially adapted to transmission line, distribution line, low-voltage circuit is crossed and drawn wire jumper and connect, and electric substation, factory's electricity distribution power lead connect.
Background technology
Now, the connection that do not stress of power circuit and electric substation, factory's distribution, the parallel groove clamp contact resistance that generally uses is big, galvanic corrosion is hindered soon, and burn, broken string accident are many, have potential safety hazard.But the strain insulator of transmission line, distribution line, low-voltage circuit is crossed and is drawn wire jumper and connect, and electric substation, factory's distribution do not stress connect many especially again; Now; Though parallel groove clamp is weak link, is hidden danger, but its cost is low, installing/dismounting is convenient, still in a large amount of uses.
Summary of the invention
The purpose of the utility model is to overcome the prior art deficiency, provides that a kind of use cost is low, safe and reliable, good connecting effect, operation be easy, the electrical lead open-close type stress wire clamp that can effectively reduce the wire clamp contact resistance, eliminates safe hidden trouble.
The purpose of the utility model can realize through following technical scheme:
Electrical lead open-close type stress wire clamp is by the clamp of reaching the standard grade, clamp and be made up of the securing member that nut, bolt are formed rolls off the production line.The clamp of reaching the standard grade is the semicircular wire clamp body of laterally zygomorphic two " Ω " word shapes with the clamp that rolls off the production line; The clamp of reaching the standard grade snaps together with the clamp that rolls off the production line; The clamp of reaching the standard grade respectively has the body that is fastened and connected of " C " font that both are fastened and connected with the fastening place of the clamp left and right sides of rolling off the production line; The cross section of the open-close type line of tension clamp that is fastened and connected by the body that is fastened and connected is that oblate annular (also can adopt seamless circular body; The employing cross section is that the body of oblate ring seamless is to consider that wire clamp makes body that a distortion is in advance arranged before stepping up lead; Convenient and swift when securing member combination is screwed like this, no matter open-close type line of tension clamp is oblate body certainly, or circular body, square body, trapezoidal body; Or regular pentagon, hexagon body, octagon body, decagon body etc. all are fine); The left-right symmetric centerline length of the cross section of the open-close type line of tension clamp of oblate annular is less than symmetrical centre line length about it, and at the fastening longitudinally positioning boss of being symmetrically arranged with up and down of open-close type line of tension clamp, vertical symmetrical center line of fastening positioning boss is in vertical vertical symmetrical plane of open-close type line of tension clamp; Open-close type line of tension clamp and fastening positioning boss up and down are provided with the bolt mounting hole of up/down perforation; The center line of bolt mounting hole is in vertical vertical symmetrical plane of open-close type line of tension clamp, and bolt is installed in the bolt mounting hole, at bolt external part spinning nut.Like this open-close type line of tension clamp just as a symmetry " in " font; It mainly is that the distortion of open-close type line of tension clamp when considering that the securing member combination is screwed is even that fastening positioning boss is symmetrical set up and down; It is excessive that fastening location boss shape shape, size are provided with the local deformation that does not occur open-close type line of tension clamp when the some bolts of main consideration are screwed, and the bulk deformation that make open-close type line of tension clamp evenly and guarantee enough clamping forces.
The purpose of the utility model can also realize through following technical scheme:
The reach the standard grade clamp and the clamp fastening place of rolling off the production line of the inboard shape of the cross section of the described body that is fastened and connected of the utility model and open-close type line of tension clamp the shape in the cross section outside match, will reach the standard grade clamp and the clamp that rolls off the production line of the body that is fastened and connected is fastened and connected and is one.
The cross section of the described fastening positioning boss of the utility model is semicircle or trapezoidal or oblate or oval or polygon; Be provided with at the top of fastening positioning boss securing member combination nuts and bolt fasten bit plane, this fastens bit plane and is the plane parallel with the symmetrical plane up and down of the clamp that rolls off the production line with the clamp of reaching the standard grade.
The said cross section of the utility model is that the area of the horizontal cross-section of semicircle or trapezoidal fastening positioning boss is outwards increased by open-close type line of tension clamp gradually, is the center with open-close type line of tension clamp just, and major part is outside; Said cross section for oblate or oval or polygonal its cross section of fastening positioning boss at the ridged that vertically is continuous convexity of the both sides up and down of open-close type line of tension clamp or be " hump " shape of interrupted convexity.Here the projection length of fastening positioning boss length general and open-close type line of tension clamp is equal; For being the ridged of continuous convexity; If the length of open-close type line of tension clamp is long or the weight (or in order to save material) in order to reduce open-close type line of tension clamp, just can adopt " hump " shape that is interrupted convexity.The convexity that need to prove fastening positioning boss no matter is shape why, and the local deformation that all will guarantee not occur when bolt is screwed open-close type line of tension clamp is excessive, and the bulk deformation that make open-close type line of tension clamp evenly and guarantee enough clamping forces.This point comprises the size that fastens bit plane of the nuts and bolt that the securing member combination also rationally is set at the top of fastening positioning boss, and generally this size and nuts and bolt size that fastens bit plane is complementary.
The bolt mounting hole of the up/down perforation that the utility model is provided with on open-close type line of tension clamp and fastening positioning boss up and down is 2-10.
The fastening positioning boss at the utility model bolt mounting hole place be provided with endoporus center line and bolt mounting hole central lines and with fastening positioning boss be one annular from belt washer, be complementary from the size and the nuts and bolt size of belt washer.
Design principle of the utility model and use method of operation are following:
Electrical lead open-close type stress wire clamp, key are two flat " Ω " shape parts to be arranged to being fastened as oblate penetration pipe, use two little " C " shape rigid members to be locked into oblate spool to two flat " Ω " shape parts again to buckle.Be locked into two flat " Ω " shape parts the metalwork of two little " C " shape rigid members employing good rigidlies of oblate spool.Two flat " Ω " shape parts that are fastened as oblate penetration pipe are adopted and are connected aluminium or the copper of lead with material.On two flat horizontal surfaces of oblate spool respectively the semicircle of band fall bucking ladder or circular platform or oblate platform or oval platform or the arc platform or the polygon platform of boss or handstand.Fall processing 2 or 3,4,5,6 holes in the middle of boss or bucking ladder or circular platform or oblate platform or oval platform or arc platform or the polygon platform in that oblate spool band is semicircle, clamp by nut is afterburning after in the hole, wearing bolt.Clamping force is squeezed two leads to separate, and the semicircle oblate spool that falls boss of band is when becoming to the figure of eight from flat " 0 " shape, and oblate spool produces the power of two leads that further again, thereby wraps two leads.The integral type stress wire clamp that connects electrical lead uses identical material with lead, does not produce galvanic corrosion, and stress is wrapped; It is little to connect resistance; Do not produce galvanic corrosion and hinder, attachment security is reliable, has simultaneously that the aluminium of saving or copper material, cost are low, installing/dismounting operation characteristics easily.
The utility model compared with prior art has advantage:
1, it is that a kind of product is easy to process, utilizes stress to connect safe and reliable, good connecting effect.
2, electrical lead open-close type stress wire clamp uses identical material with lead; Do not produce galvanic corrosion, stress is held with a firm grip, connects resistance and can be less than or equal to the direct-through line level; So attachment security is reliable, have simultaneously save that aluminium or copper material, cost are low, installing/dismounting operation advantage easily.
Description of drawings
Fig. 1 is the front view of the structural representation of electrical lead open-close type stress wire clamp
Fig. 2 is the vertical view of the structural representation of electrical lead open-close type stress wire clamp
Fig. 3 is the left view of the structural representation of electrical lead open-close type stress wire clamp
Embodiment
Shown in Fig. 1-3: electrical lead open-close type stress wire clamp; By the clamp 1 of reaching the standard grade, clamp 7 and be made up of the securing member that nut 4, bolt 5 are formed rolls off the production line; Its clamp 1 of reaching the standard grade is the semicircular wire clamp body of laterally zygomorphic two " Ω " word shapes with the clamp 7 that rolls off the production line; The clamp 1 of reaching the standard grade snaps together with the clamp 7 that rolls off the production line; The body 6 of being fastened and connected that " C " font is each side arranged at the clamp 1 and the clamp 7 fastening places of rolling off the production line of reaching the standard grade is fastened and connected both; The cross section of the open-close type line of tension clamp that is fastened and connected by the body 6 that is fastened and connected is oblate annular; The left-right symmetric centerline length of the cross section of the open-close type line of tension clamp of oblate annular is less than symmetrical centre line length about it, and at the fastening longitudinally positioning boss 2 of being symmetrically arranged with up and down of open-close type line of tension clamp, vertical symmetrical center line of fastening positioning boss 2 is in vertical vertical symmetrical plane of open-close type line of tension clamp; Open-close type line of tension clamp and fastening positioning boss 2 up and down are provided with the bolt mounting hole of up/down perforation; The center line of bolt mounting hole is in vertical vertical symmetrical plane of open-close type line of tension clamp, and bolt 5 is installed in the bolt mounting hole, at bolt 5 external part spinning nuts 4.The inboard shape of described body 6 cross sections that are fastened and connected matches with the shape in the cross section outside at the reach the standard grade clamp 1 and the clamp 7 fastening places of rolling off the production line of open-close type line of tension clamp, and will reach the standard grade clamp 1 and the clamp 7 that rolls off the production line of the body 6 that is fastened and connected is fastened and connected and is one.The cross section of described fastening positioning boss 2 is semicircle; Be provided with at the top of fastening positioning boss 2 securing member combination nut 4 and bolt 5 fasten bit plane, this fasten bit plane for the parallel plane of symmetrical plane up and down of the reach the standard grade clamp 1 and the clamp 7 that rolls off the production line.Said cross section is that the area of a plurality of horizontal cross-sections of semicircular fastening positioning boss 2 is outwards increased by open-close type line of tension clamp gradually, and described fastening positioning boss 2 its cross sections are at the ridged that vertically is continuous convexity of the both sides up and down of open-close type line of tension clamp.The bolt mounting hole of the up/down perforation that on open-close type line of tension clamp and fastening positioning boss 2 up and down, is provided with is 2-10.The fastening positioning boss 2 at bolt mounting hole place be provided with endoporus center line and bolt mounting hole central lines and with fastening positioning boss 2 for the annular of one from belt washer 3.
Claims (6)
1. electrical lead open-close type stress wire clamp; Form by the clamp of reaching the standard grade (1), the clamp that rolls off the production line (7) with by the securing member that nut (4), bolt (5) are formed; It is characterized in that: clamp of reaching the standard grade (1) and the clamp that rolls off the production line (7) are the semicircular wire clamp body of laterally zygomorphic two " Ω " word shapes; Reach the standard grade clamp (1) and the clamp that rolls off the production line (7) snaps together; The body that is fastened and connected (6) that " C " font is each side arranged at clamp (1) and the clamp that rolls off the production line (7) fastening place of reaching the standard grade is fastened and connected both; The cross section of the open-close type line of tension clamp that is fastened and connected by the body that is fastened and connected (6) is oblate annular; The left-right symmetric centerline length of the cross section of the open-close type line of tension clamp of oblate annular is less than symmetrical centre line length about it, and at the fastening longitudinally positioning boss of being symmetrically arranged with up and down of open-close type line of tension clamp (2), vertical symmetrical center line of fastening positioning boss (2) is in vertical vertical symmetrical plane of open-close type line of tension clamp; Open-close type line of tension clamp and fastening positioning boss (2) up and down are provided with the bolt mounting hole of up/down perforation; The center line of bolt mounting hole is in vertical vertical symmetrical plane of open-close type line of tension clamp, and bolt (5) is installed in the bolt mounting hole, at bolt (5) external part spinning nut (4).
2. electrical lead open-close type stress wire clamp according to claim 1; It is characterized in that: the shape outside the cross section at the inboard shape of the described body that is fastened and connected (6) cross section and the clamp of reaching the standard grade (1) of open-close type line of tension clamp and the clamp that rolls off the production line (7) fastening place matches, and will reach the standard grade clamp (1) and the clamp that rolls off the production line (7) of the body that is fastened and connected (6) is fastened and connected and is one.
3. electrical lead open-close type stress wire clamp according to claim 2; It is characterized in that: the cross section of described fastening positioning boss (2) is semicircle or trapezoidal or oblate or oval or polygon; Be provided with at the top of fastening positioning boss (2) securing member combination nut (4) and bolt (5) fasten bit plane, this fastens bit plane is the parallel plane of symmetrical plane up and down with clamp of reaching the standard grade (1) and the clamp that rolls off the production line (7).
4. electrical lead open-close type stress wire clamp according to claim 3; It is characterized in that: said cross section is outwards increased by open-close type line of tension clamp for the area of a plurality of horizontal cross-sections of semicircle or trapezoidal fastening positioning boss (2) gradually, said cross section for oblate or oval or its cross section of polygonal fastening positioning boss (2) at the ridged that vertically is continuous convexity of the both sides up and down of open-close type line of tension clamp or be " hump " shape of interrupted convexity.
5. according to claim 1 or 2,3,4 described electrical lead open-close type stress wire clamps, it is characterized in that: the bolt mounting hole at open-close type line of tension clamp and the last up/down perforation that is provided with of fastening positioning boss (2) up and down is 2-10.
6. electrical lead open-close type stress wire clamp according to claim 5 is characterized in that: the fastening positioning boss (2) at bolt mounting hole place be provided with endoporus center line and bolt mounting hole central lines and with fastening positioning boss (2) for the annular of one from belt washer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201093071U CN202487792U (en) | 2012-03-18 | 2012-03-18 | Electrical conductor open-close type stress line clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201093071U CN202487792U (en) | 2012-03-18 | 2012-03-18 | Electrical conductor open-close type stress line clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202487792U true CN202487792U (en) | 2012-10-10 |
Family
ID=46962183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201093071U Expired - Fee Related CN202487792U (en) | 2012-03-18 | 2012-03-18 | Electrical conductor open-close type stress line clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202487792U (en) |
-
2012
- 2012-03-18 CN CN2012201093071U patent/CN202487792U/en not_active Expired - Fee Related
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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: 20121010 Termination date: 20140318 |