CN215097128U - Integral adjustable elastic suspension wire clamp - Google Patents
Integral adjustable elastic suspension wire clamp Download PDFInfo
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- CN215097128U CN215097128U CN202121158009.7U CN202121158009U CN215097128U CN 215097128 U CN215097128 U CN 215097128U CN 202121158009 U CN202121158009 U CN 202121158009U CN 215097128 U CN215097128 U CN 215097128U
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- metal connecting
- spring
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Abstract
An integrally adjustable elastic suspension wire clamp comprises a connecting seat and a wire clamp body, wherein an insulating assembly is arranged between the connecting seat and the wire clamp body, the upper end of the insulating assembly is in threaded connection with the lower part of the connecting seat, and a connecting shaft is arranged in an inner cavity at the lower end of the insulating assembly; the upper part of the connecting shaft is provided with an annular boss, and the outer diameter of the annular boss is matched with the inner diameter of the inner cavity; a spring I and a spring II are sleeved on the periphery of the connecting shaft and are positioned in the inner cavity, the spring I is positioned above the annular boss, and the spring II is positioned below the annular boss; the lower end of the connecting shaft is fixedly connected with the wire clamp body. The utility model discloses not only the damping energy-absorbing is effectual, and the structure height is little, can satisfy the operation requirement of lower headroom installation, and installation adjustment is convenient moreover, long service life.
Description
Technical Field
The utility model belongs to the technical field of urban rail transit rigid suspension system, concretely relates to wholly adjustable elasticity hangs fastener.
Background
The rigid suspension power supply system for urban rail transit is characterized in that a bus bar suspension wire clamp is used for suspending a bus bar horizontal support above a line, and a contact line is clamped by the bus bar to supply power to the line, so that the good running state of the bus bar is an important guarantee for normal current taking of an electric car.
The existing elastic suspension wire clamp mainly has two structural forms, one is split type, and the wire clamp is composed of an insulating part and an elastic suspension wire clamp, has a rotating function, can avoid clamping stagnation of a busbar due to installation deviation to a certain extent, but has larger structural height, more connecting thread pairs, high external anticorrosion difficulty of a spring and large operation and maintenance amount. The other is integral, the elastic function is realized by injecting rubber materials inside, and clamping stagnation, elastic function loss and even deflection fracture hidden danger exist in special stress; moreover, the structure height is also large, and the use requirement of low-clearance installation cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides an overall adjustable elasticity suspension clamp, not only the damping energy-absorbing is effectual, and the structure height is little, can satisfy the operation requirement of lower headroom installation, and installation adjustment is convenient moreover, long service life.
The utility model adopts the technical proposal that: an integrally adjustable elastic suspension wire clamp comprises a connecting seat and a wire clamp body, wherein an insulating assembly is arranged between the connecting seat and the wire clamp body, the upper end of the insulating assembly is in threaded connection with the lower part of the connecting seat, and a connecting shaft is arranged in an inner cavity at the lower end of the insulating assembly; the upper part of the connecting shaft is provided with an annular boss, and the outer diameter of the annular boss is matched with the inner diameter of the inner cavity; a spring I and a spring II are sleeved on the periphery of the connecting shaft and are positioned in the inner cavity, the spring I is positioned above the annular boss, and the spring II is positioned below the annular boss; the lower end of the connecting shaft is fixedly connected with the wire clamp body.
The insulation assembly comprises a mandrel, an upper metal connecting piece, a lower metal connecting piece and an insulation umbrella skirt; the upper end of the upper metal connecting piece is in threaded connection with the connecting seat, and the lower end of the upper metal connecting piece is in compression joint with the upper end of the mandrel; the lower metal connecting piece is of a cavity structure, and the upper end of the lower metal connecting piece is in compression joint with the lower end of the mandrel, so that an inner cavity is formed between the lower metal connecting piece and the lower end of the mandrel; the lower end of the lower metal connecting piece is provided with a shaft hole, and the lower end of the connecting shaft is inserted into the shaft hole; the insulating umbrella skirt is coated on the lower part of the upper metal connecting piece, the side wall of the mandrel and the periphery of the upper part of the lower metal connecting piece.
The side walls of the clamping grooves on the two sides of the wire clamp body are provided with limiting holes, the U-shaped wear-resistant clamping plates are clamped in the clamping grooves, and the positioning columns arranged on the outer side walls of the U-shaped wear-resistant clamping plates are inserted in the limiting holes.
The lower end of the connecting shaft is in threaded connection with the wire clamp body and is riveted through a pin.
The connecting seat central authorities have the internal thread hole, and the connecting seat up end has through the fix with screw and prevents changeing the cardboard, it has the hexagon external screw thread to go up metal connecting piece upper end, prevent changeing the bayonet socket card of cardboard on the hexagon external screw thread that the internal thread hole stretches out in metal connecting piece upper end.
And the lower parts of the two sides of the connecting seat are connected with fixing blocks through bolt pairs.
The top of the upper metal connecting piece is provided with a boss for clamping a wrench; and a groove for clamping a wrench is formed in the lower end face of the connecting shaft.
Compared with the prior art, the utility model has the advantages and beneficial effects:
1. the utility model discloses the installation back that targets in place when carrying out slight adjustment to leading the height, need not to dismantle connecting seat both sides nut, only need with the rotatory insulating assembly of spanner, can realize leading the height and adjust, and is easy and simple to handle, has shortened the construction activity duration.
2. The utility model discloses in placing insulating assembly in the damping energy-absorbing spring in, improved spring service environment, release the exterior space simultaneously, make overall structure height reduce, satisfy the operation requirement of low headroom, and adopt about two sets of springs to establish ties and arrange, when guaranteeing that the fastener body receives upwards or decurrent load, all have the function of damping energy-absorbing, the damping energy-absorbing is effectual.
3. The utility model discloses passing through connecting axle and insulating assembly relative rotation's setting with the fastener body, making the rotation point of busbar be located the insulating assembly below, the busbar is when expend with heat and contract with cold, compares other fastener that the rotation point set up in the insulating assembly top, and the self-adaptation is rotatory more free, has eliminated the hidden danger of busbar jamming.
4. The utility model discloses the fastener body adopts screw thread + riveting mode fixed with the connecting axle, has improved the connection reliability, has avoided singly leaning on the hidden danger that threaded connection pine takes off.
5. The utility model discloses "U" type wear-resisting splint adopt elasticity wear-resisting material injection moulding, and the same direction as the busbar slip gets into the fastener body during the installation, makes reference column embedding fastener body spacing hole through self elastic deformation in, simple structure, simple to operate reduce the maintenance work volume, and can prevent that "U" type wear-resisting splint from sliding along with the busbar and shifting.
Drawings
FIG. 1 is a schematic sectional view of the structure of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of a U-shaped wear-resistant splint of the present invention;
fig. 4 is a usage state diagram of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings 1-4 and the detailed description thereof.
An integrally adjustable elastic suspension wire clamp comprises a connecting seat 1 and a wire clamp body 6, wherein an insulating assembly 2 is arranged between the connecting seat 1 and the wire clamp body 6, the upper end of the insulating assembly 2 is in threaded connection with the lower part of the connecting seat 1, and a connecting shaft 5 is arranged in an inner cavity 3 at the lower end of the insulating assembly 2; the upper part of the connecting shaft 5 is provided with an annular boss 5-1, and the outer diameter of the annular boss 5-1 is matched with the inner diameter of the inner cavity 3; a spring I12 and a spring II 13 are sleeved on the periphery of the connecting shaft 5, the spring I12 and the spring II 13 are positioned in the inner cavity 3, the spring I12 is positioned above the annular boss 5-1, and the spring II 13 is positioned below the annular boss 5-1; the lower end of the connecting shaft 5 is fixedly connected with a wire clamp body 6.
In one embodiment, the insulation component 2 comprises a mandrel 2-1, an upper metal connecting piece 2-2, a lower metal connecting piece 2-3 and an insulation umbrella skirt 2-4; the upper end of the upper metal connecting piece 2-2 is in threaded connection with the connecting seat 1, and the lower end of the upper metal connecting piece is in compression joint with the upper end of the mandrel 2-1; the lower metal connecting piece 2-3 is of a cavity structure, and the upper end of the lower metal connecting piece is in compression joint with the lower end of the mandrel 2-1, so that an inner cavity 3 is formed between the lower metal connecting piece 2-3 and the lower end of the mandrel 2-1; the lower end of the lower metal connecting piece 2-3 is provided with a shaft hole 4, and the lower end of the connecting shaft 5 is inserted in the shaft hole 4; the insulating umbrella skirt 2-4 is coated on the lower part of the upper metal connecting piece 2-2, the side wall of the mandrel 2-1 and the periphery of the upper part of the lower metal connecting piece 2-3.
In one embodiment, the side walls of the clamping grooves 6-1 on both sides of the wire clamp body 6 are provided with limiting holes 6-2, the U-shaped wear-resistant clamping plate 11 is clamped in the clamping grooves 6-1, and the positioning columns 11-1 arranged on the outer side walls of the U-shaped wear-resistant clamping plate 11 are inserted in the limiting holes 6-2.
In one embodiment, the lower end of the connecting shaft 5 is screwed with the wire clamp body 6 and riveted by a pin 10.
In one embodiment, the connecting seat 1 is provided with an internal threaded hole 1-1 in the center, the upper end surface of the connecting seat 1 is fixed with an anti-rotation clamping plate 14 through a screw 15, the upper end of the upper metal connecting piece 2-2 is provided with a hexagonal external thread, and the bayonet of the anti-rotation clamping plate 14 is clamped on the hexagonal external thread extending out of the internal threaded hole 1-1 at the upper end of the metal connecting piece 2-2.
In one embodiment, the lower parts of two sides of the connecting seat 1 are connected with fixing blocks 9 through bolt pairs 8.
In one embodiment, the top of the upper metal connecting piece 2-2 is provided with a boss 7 for clamping a wrench; and a groove 5-2 for clamping a wrench is formed in the lower end face of the connecting shaft 5.
When the connecting seat is used, the connecting seat 1 is placed above the suspension base 17, the fixing block 9 is placed below the suspension base, the connecting seat 1 is connected with the fixing block 9 through the bolt pair 8, and the connecting seat 1 can be fixed on the suspension base 17 by screwing the bolt pair 8. Then clamping the busbar 16 between a pair of U-shaped wear-resistant clamping plates 11, clamping one wrench in the groove 5-2, clamping the boss 7 by the other wrench to rotate the insulation component 2, and adjusting the wire clamp body 6 to a proper height, wherein the operation is simple and convenient, and the construction operation time is short; in the process of circuit operation, the insulation assembly 2 can rotate relatively around the connecting shaft 5 (namely the connecting shaft 5 can rotate when the insulation assembly 2 is fixed and the insulation assembly 2 can rotate when the connecting shaft 5 is fixed), finally, the anti-rotation clamping plate 14 is clamped on the hexagonal external thread surface at the upper end of the upper metal connecting piece 2-2, and the anti-rotation clamping plate 14 is fixed on the connecting seat 1 through the screw 15, so that the anti-rotation clamping plate is effectively anti-loose.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an integral adjustable elasticity suspension clamp, includes connecting seat (1), fastener body (6), its characterized in that: an insulation assembly (2) is arranged between the connecting seat (1) and the wire clamp body (6), the upper end of the insulation assembly (2) is in threaded connection with the lower portion of the connecting seat (1), and a connecting shaft (5) is installed in an inner cavity (3) in the lower end of the insulation assembly (2); the upper part of the connecting shaft (5) is provided with an annular boss (5-1), and the outer diameter of the annular boss (5-1) is matched with the inner diameter of the inner cavity (3); a spring I (12) and a spring II (13) are sleeved on the periphery of the connecting shaft (5), the spring I (12) and the spring II (13) are positioned in the inner cavity (3), the spring I (12) is positioned above the annular boss (5-1), and the spring II (13) is positioned below the annular boss (5-1); the lower end of the connecting shaft (5) is fixedly connected with a wire clamp body (6).
2. The integrally adjustable resilient suspension clamp of claim 1, wherein: the insulation component (2) comprises a mandrel (2-1), an upper metal connecting piece (2-2), a lower metal connecting piece (2-3) and an insulation umbrella skirt (2-4); the upper end of the upper metal connecting piece (2-2) is in threaded connection with the connecting seat (1), and the lower end of the upper metal connecting piece is in compression joint with the upper end of the mandrel (2-1); the lower metal connecting piece (2-3) is of a cavity structure, and the upper end of the lower metal connecting piece is in compression joint with the lower end of the mandrel (2-1), so that an inner cavity (3) is formed between the lower metal connecting piece (2-3) and the lower end of the mandrel (2-1); the lower end of the lower metal connecting piece (2-3) is provided with a shaft hole (4), and the lower end of the connecting shaft (5) is inserted into the shaft hole (4); the insulating umbrella skirt (2-4) is coated on the lower part of the upper metal connecting piece (2-2), the side wall of the mandrel (2-1) and the periphery of the upper part of the lower metal connecting piece (2-3).
3. The integrally adjustable resilient suspension clamp of claim 2, wherein: the side walls of the clamping grooves (6-1) on the two sides of the wire clamp body (6) are provided with limiting holes (6-2), the U-shaped wear-resistant clamping plate (11) is clamped in the clamping grooves (6-1), and the positioning columns (11-1) arranged on the outer side walls of the U-shaped wear-resistant clamping plate (11) are inserted in the limiting holes (6-2).
4. The integrally adjustable resilient suspension clamp of claim 3, wherein: the lower end of the connecting shaft (5) is in threaded connection with the wire clamp body (6) and is riveted through a pin (10).
5. The integrally adjustable resilient suspension clamp of claim 4, wherein: the middle of the connecting seat (1) is provided with an internal threaded hole (1-1), the upper end face of the connecting seat (1) is fixed with an anti-rotation clamping plate (14) through a screw (15), the upper end of the upper metal connecting piece (2-2) is provided with a hexagonal external thread, and a bayonet of the anti-rotation clamping plate (14) is clamped on the hexagonal external thread extending out of the internal threaded hole (1-1) at the upper end of the metal connecting piece (2-2).
6. The integrally adjustable resilient suspension clamp of claim 5, wherein: the lower parts of two sides of the connecting seat (1) are connected with a fixing block (9) through a bolt pair (8).
7. The integrally adjustable resilient suspension clamp of claim 6, wherein: the top of the upper metal connecting piece (2-2) is provided with a boss (7) for clamping a wrench; and a groove (5-2) for clamping a wrench is formed in the lower end face of the connecting shaft (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121158009.7U CN215097128U (en) | 2021-05-27 | 2021-05-27 | Integral adjustable elastic suspension wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121158009.7U CN215097128U (en) | 2021-05-27 | 2021-05-27 | Integral adjustable elastic suspension wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215097128U true CN215097128U (en) | 2021-12-10 |
Family
ID=79300220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121158009.7U Active CN215097128U (en) | 2021-05-27 | 2021-05-27 | Integral adjustable elastic suspension wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215097128U (en) |
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2021
- 2021-05-27 CN CN202121158009.7U patent/CN215097128U/en active Active
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