CN209709633U - Strain clamp - Google Patents
Strain clamp Download PDFInfo
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- CN209709633U CN209709633U CN201920782372.2U CN201920782372U CN209709633U CN 209709633 U CN209709633 U CN 209709633U CN 201920782372 U CN201920782372 U CN 201920782372U CN 209709633 U CN209709633 U CN 209709633U
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- drainage
- plate
- connecting plate
- lug boss
- strain clamp
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Abstract
The utility model relates to field of electrical equipment, more particularly to the technical field of structures of strain clamp, include strain clamp ontology, drainage plate, drainage connecting plate, drainage tube and fastener, the strain clamp ontology is equipped with drainage plate far from one end of conducting wire, the drainage plate is fixedly connected by fastener with one end of drainage connecting plate, and the other end of the drainage connecting plate is equipped with drainage tube；The first lug boss is provided on the surface that the drainage plate is contacted with drainage connecting plate, the drainage connecting plate is equipped with corresponding first recessed portion, and when the drainage plate is fixedly connected with drainage connecting plate, first lug boss and the first recessed portion are pushed against.By the way that lug boss and recessed portion is arranged on drainage plate and drainage connecting plate, the contact area of the two can be increased, smaller contact resistance reduces the superheating phenomenon of strain clamp；Using effect of the present apparatus when fastener loosens can be increased simultaneously；Drainage plate and drainage connecting plate select doping aluminum alloy materials, can promote the heat resistance of the present apparatus.
Description
Technical field
The utility model relates to field of electrical equipment, and in particular to the technical field of structures of strain clamp.
Background technique
Strain clamp refers to for fixing conducting wire, to bear wire tension, and conducting wire is hung to strain insulator-string group or shaft tower
Fitting.
Growing with power demand, line load is significantly increased, and is easy to appear in high load capacity summer strain clamp
Drainage plate problems of excessive heat causes security risk to power Transmission operation.By ruining the interruption maintenance discovery of route, big portion to heat waste
Divide strain clamp superheating phenomenon mainly due to outdoor environment causes drainage plate bolt looseness, contact surface corrosion, appearance actually connects
Contacting surface product reduces, and contact resistance is caused to increase, and strain clamp overheat is serious.
Utility model content
The purpose of this utility model is to provide strain clamp, top can fix the cable of larger size range,
Bottom can be very good to be fixed on cross-arm, and be not easy to loosen, so that the number of manual maintenance is reduced, it is simple and practical.
In order to solve the above technical problems, the utility model uses following technical scheme:
Strain clamp includes strain clamp ontology, drainage plate, drainage connecting plate, drainage tube and fastener, the resistance to bracing cable
Press from both sides the fixed company in one end that the one end of ontology far from conducting wire passes through fastener and drainage connecting plate equipped with drainage plate, the drainage plate
It connects, the other end of the drainage connecting plate is equipped with drainage tube；It is provided on the surface that the drainage plate is contacted with drainage connecting plate
First lug boss, the drainage connecting plate are equipped with corresponding first recessed portion, when the drainage plate and drainage connecting plate are fixed
When connection, first lug boss and the first recessed portion are pushed against.
Further, first lug boss is tri-prismoid, and the section for being parallel to tri-prismoid bottom surface is right angle
Triangle, the surface for the drainage plate that a side on first lug boss in orthogonal two sides is arranged in it
Vertically.
Further, first lug boss is tri-prismoid, and the section for being parallel to tri-prismoid bottom surface is obtuse angle
Triangle organizes the surface for the drainage plate that a side in obtuse-angulate two sides is arranged in it in first lug boss
It is overlapped, the position of the incline protruded in first lug boss is higher than the position of other two inclines.
Further, it is additionally provided with the second recessed portion on the surface that the drainage plate is contacted with drainage connecting plate 3, it is described to draw
It flows connecting plate and is equipped with corresponding second lug boss, when the drainage plate is fixedly connected with drainage connecting plate, described second is recessed
Concave portion and the second lug boss push against.
Further, the quantity of the drainage plate is two, and the quantity of the drainage connecting plate is three, the drainage plate
It is arranged alternately with drainage connecting plate.
Further, the drainage plate and drainage plate connecting plate material are rafifinal.
Further, the drainage plate and drainage plate connecting plate material are any by aluminium admixture zirconium or nickel or titanium or vanadium
The aluminium alloy of metal composition.
Compared with prior art, the utility model can at least reach one of following beneficial effect:
1, by the way that lug boss and recessed portion is arranged on drainage plate and drainage connecting plate, the contact surface of the two can be increased
Product, smaller contact resistance reduce the superheating phenomenon of strain clamp；Use of the present apparatus when fastener loosens can be increased simultaneously
Effect.
2, drainage plate and drainage connecting plate select doping aluminum alloy materials, can promote the heat resistance of the present apparatus.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of the section structure of the utility model.
Fig. 3 is the partial enlargement structural representation in Fig. 2 at A.
Fig. 4 is a kind of example structure schematic diagram of the utility model.
Fig. 5 is the structural schematic diagram of the utility model another kind embodiment.
Fig. 6 is the structural schematic diagram of the utility model another kind embodiment.
In figure: 1- strain clamp ontology；2- drainage plate；3- drains connecting plate；4- drainage tube；5- fastener；6- first is convex
The portion of rising；The second recessed portion of 7-；The first recessed portion of 8-；The second lug boss of 9-；10- conducting wire.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1:
As shown in figs 1 to 6, strain clamp includes strain clamp ontology 1, drainage plate 2, drainage connecting plate 3, drainage tube 4
With fastener 5, strain clamp ontology 1 is equipped with drainage plate 2 far from one end of conducting wire 10, and drainage plate 2 is connected by fastener 5 and drainage
One end of fishplate bar 3 is fixedly connected, and the other end of drainage connecting plate 3 is equipped with drainage tube 4；Drainage plate 2 is contacted with drainage connecting plate 3
The first lug boss 6 is provided on surface, drainage connecting plate 3 is equipped with corresponding first recessed portion 8, when drainage plate 2 and drainage connect
When fishplate bar 3 is fixedly connected, the first lug boss 6 and the first recessed portion 8 are pushed against.
Drainage plate 2, a kind of embodiment for draining connecting plate 3 and fastener 5 are as follows: fastener 5 is bolt, 2 He of drainage plate
It drains connecting plate 3 and is equipped with corresponding through-hole, after drainage plate 2 and drainage connecting plate 3 are correspondingly connected with, bolt is passed through into through-hole
Afterwards, the other end is fastened by nut；Preferably, fastener 5 is at least arranged two groups, is separately positioned on drainage plate 2 and drainage connection
The upper and lower parts that plate 3 is connected.
Preferably, when drainage plate 2 is fixedly connected with drainage connecting plate 3, the first lug boss 6 is embedded in 8 shape of the first recessed portion
At cavity in, and with the first recessed portion 8 push against, and do not influence on drainage plate 2 close to the first lug boss 6 surface and drainage connect
The contact of fishplate bar 3.
When work, one end connecting wire 10 of strain clamp ontology 1, the other end is fixed on shaft tower by connecting insulator string
On, one end of drainage tube 4 connects another conducting wire, and drainage connecting plate 3 is provided on the other end of drainage tube 4, by drainage plate 2 and is drawn
Stream connecting plate 3 be in contact connection surface polished, spray conductive paste after, drainage plate 2 by fastener 5 and drainage connecting plate
3 are fixedly connected, and the first lug boss 6 and the first recessed portion push against, and realize the electrical connection of strain clamp ontology 1 and drainage tube 4, real
Existing drainage.By the way that several first lug bosses 6 and the first recessed portion 8 are arranged on drainage plate 2 and drainage connecting plate 3, increase
The contact area of drainage plate 2 and drainage connecting plate 3, can reduce contact resistance, reduce showing for strain clamp drainage plate overheat
As occurring.
Preferably, the outer tube wall of drainage plate 2 and strain clamp ontology 1 integrated molding, drainage connecting plate 3 and drainage tube 4
One end is integrally formed, and drainage plate 2 and the first lug boss 6, drainage connecting plate 3 and the first recessed portion 8 are integrally formed, and can effectively be subtracted
The problem of few strain clamp fever.
Embodiment 2:
As shown in Figures 2 and 3, for above-described embodiment, the present embodiment optimizes drainage plate and drainage connecting board structure.
The first lug boss 6 is tri-prismoid in the present apparatus, and the section for being parallel to tri-prismoid bottom surface is right angle trigonometry
Shape, a side on the first lug boss 6 in orthogonal two sides are vertical with the surface of drainage plate 2 that it is arranged in.
Correspondingly, the cavity that the first recessed portion 8 is formed by is triangular prism shaped.It is when work, drainage plate 2 and drainage connecting plate 3 is close
After fitting, then pass through fastener 5 and fasten, the side of the upper side and the first recessed portion 8 that make the first lug boss 6 to offset is born
The stress of biggish vertical direction, it is possible to reduce two caused by due to the stress on drainage plate 2 and drainage 3 vertical direction of connecting plate
The friction of person's contact surface and the loosening problem of fastener 5, to promote the using effect of the present apparatus.
Embodiment 3:
As shown in Figure 1 and Figure 4, for above-described embodiment, the present embodiment optimizes drainage plate and drainage connecting board structure.
The first lug boss 6 in the present apparatus is tri-prismoid, and the section for being parallel to tri-prismoid bottom surface is obtuse angle three
It is angular, the surface weight for the drainage plate 2 that a side in obtuse-angulate two sides is arranged in it is organized in the first lug boss 6
It closes, the position of the incline protruded in the first lug boss 6 is higher than the position of other two inclines.Correspondingly, 8 shapes of the first recessed portion
At cavity be it is triangular prism shaped.When work, after drainage plate 2 and drainage connecting plate 3 are fitted closely, then it is tight by fastener 5
Gu the stress of biggish vertical direction is born in the side of the upper side and the first recessed portion 8 that make the first lug boss 6 to offset,
The friction and fastening of contact surface both caused by can reducing due to the stress on drainage plate 2 and drainage 3 vertical direction of connecting plate
The loosening problem of part 5, to promote the using effect of the present apparatus.
Meanwhile when fastener 5 loosens, due to the effect of 6 ramp of the first lug boss on drainage plate 2, connect drainage
Fishplate bar 3 is moved down by the pulling force on vertical direction along 6 ramp of the first lug boss, so that the surface of drainage plate 2 is pushed against, it can
With reduce because fastener 5 loosen caused by, drainage plate 2 and drainage connecting plate 3 because positive pressure reduce due to caused by contact resistance
The problem of increase, improves the using effect of the present apparatus.
Embodiment 4:
As shown in figures 1 to 6, for above-described embodiment, the present embodiment optimizes drainage plate and drainage connecting board structure.
The second recessed portion 7, drainage connection are additionally provided on the surface that drainage plate 2 is contacted with drainage connecting plate 3 in the present apparatus
Plate 3 is equipped with corresponding second lug boss 9, when drainage plate 2 is fixedly connected with drainage connecting plate 3, the second recessed portion 7 and second
Lug boss 9 pushes against.The another embodiment of lug boss and recessed portion are as follows: section is the lug boss and recessed portion of semicircular arc,
By the way that lug boss and recessed portion are arranged on drainage plate 2, corresponding recessed portion and lug boss are set on drainage connecting plate 3, made
When drainage plate 2 is fixedly connected with drainage connecting plate 3, the contact area of the two is increased, so as to reduce contact resistance, is reduced
Strain clamp superheating phenomenon.
Embodiment 5:
As shown in Figure 1 and Figure 5, for above-described embodiment, the present embodiment optimizes drainage plate and drainage connecting board structure.
The quantity of drainage plate 2 is two in the present apparatus, and the quantity of drainage connecting plate 3 is three, drainage plate 2 and drainage connection
Plate 3 is arranged alternately.As shown in figure 5, two drainage plates 2 are arranged alternately with three drainage connecting plates 3, two on each drainage plate 2
Side is provided with corresponding first lug boss 6, and the two sides for being located in the middle drainage connecting plate 3 are provided with corresponding first recessed portion
8.It is alternately connected by the way that multiple drainage plates 2 and drainage connecting plate 3 are arranged, contact area can be promoted, thus reduce contact resistance,
Reduce strain clamp superheating phenomenon.
Embodiment 6:
As shown in Figure 4 and Figure 5, for above-described embodiment, the present embodiment optimizes bottom fixing structure.
Drainage plate 2 and drainage 3 material of connecting plate are rafifinal in the present apparatus.Preferably, the purity of rafifinal 98% with
On, because aluminium is at low cost, conductive resistance is smaller, it is possible to reduce the superheating phenomenon of strain clamp promotes the using effect of the present apparatus.
Embodiment 7:
As shown in Figure 4 and Figure 5, for above-described embodiment, the present embodiment optimizes bottom fixing structure.
Drainage plate 2 and drainage 3 material of connecting plate are to add zirconium or nickel or titanium or any metal of vanadium by aluminium in the present apparatus
The aluminium alloy of composition.Zirconium or nickel or titanium are added in rafifinal or vanadium is any or the aluminium alloy of multiple combinations metal composition,
Conductive resistance is smaller, and has higher heat resistance, can promote the heat-resisting effect of the present apparatus.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations
It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims
In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.
Claims (6)
1. strain clamp, it is characterised in that: include strain clamp ontology (1), drainage plate (2), drainage connecting plate (3), drainage tube
(4), fastener (5), the first lug boss (6) and the first recessed portion (8)；The one end of strain clamp ontology (1) far from conducting wire (10)
Equipped with drainage plate (2), drainage plate (2) is fixedly connected by fastener (5) with one end of drainage connecting plate (3), drains connecting plate
(3) the other end is equipped with drainage tube (4)；The first lug boss is provided on the surface that drainage plate (2) is contacted with drainage connecting plate (3)
(6), drainage connecting plate (3) is equipped with corresponding first recessed portion (8), when drainage plate (2) is fixedly connected with drainage connecting plate (3)
When, the first lug boss (6) and the first recessed portion (8) push against.
2. strain clamp according to claim 1, it is characterised in that: first lug boss (6) is tri-prismoid, and flat
Row is right angled triangle in the section of tri-prismoid bottom surface, one in upper orthogonal two sides of the first lug boss (6)
A side is vertical with the surface of drainage plate (2) that it is arranged in.
3. strain clamp according to claim 1, it is characterised in that: first lug boss (6) is tri-prismoid, and flat
Row is obtuse triangle in the section of tri-prismoid bottom surface, and one in obtuse-angulate two sides is organized in the first lug boss (6)
The surface for the drainage plate (2) that a side is arranged in it is overlapped, and the position of the incline protruded in the first lug boss (6) is higher than other
The position of two inclines.
4. strain clamp according to claim 1, it is characterised in that: the drainage plate (2) contacts with drainage connecting plate (3)
Surface on be additionally provided with the second recessed portion (7), drainage connecting plate (3) be equipped with corresponding second lug boss (9), work as drainage plate
(2) when being fixedly connected with drainage connecting plate (3), the second recessed portion (7) and the second lug boss (9) are pushed against.
5. -4 strain clamp described in any one according to claim 1, it is characterised in that: the quantity of the drainage plate (2) is
Two, the quantity of drainage connecting plate (3) is three, and drainage plate (2) and drainage connecting plate (3) are arranged alternately.
6. strain clamp according to claim 1, it is characterised in that: the drainage plate (2) and drainage connecting plate (3) material
For rafifinal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782372.2U CN209709633U (en) | 2019-05-28 | 2019-05-28 | Strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782372.2U CN209709633U (en) | 2019-05-28 | 2019-05-28 | Strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209709633U true CN209709633U (en) | 2019-11-29 |
Family
ID=68650035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920782372.2U Active CN209709633U (en) | 2019-05-28 | 2019-05-28 | Strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209709633U (en) |
-
2019
- 2019-05-28 CN CN201920782372.2U patent/CN209709633U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 452570 No. 9, Daxue Road, Juntai Street, Yuzhou City, Xuchang City, Henan Province Patentee after: Sunshine Power Construction Group Co.,Ltd. Address before: 461000 No. 9, Hongfa Road, Juntai office, Yuzhou City, Xuchang City, Henan Province Patentee before: Henan sunshine Power Construction Co.,Ltd. |