CN213402401U - Hinge type damping wire clamp - Google Patents
Hinge type damping wire clamp Download PDFInfo
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- CN213402401U CN213402401U CN202021948668.6U CN202021948668U CN213402401U CN 213402401 U CN213402401 U CN 213402401U CN 202021948668 U CN202021948668 U CN 202021948668U CN 213402401 U CN213402401 U CN 213402401U
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Abstract
The utility model discloses a hinge type damping fastener relates to overhead transmission line antivibration gold utensil field. The clamping piece type damping wire clamp adopts a unilateral bolt to clamp a wire and a damping wire, the clamping force is mainly positioned on one side of the bolt, the other side of the clamping piece is compressed through the structural strength of the clamping piece, the clamping force is uneven, and the clamping stability is poor. The utility model discloses a fastener body, the little gland of fastener and the big gland of fastener, the one end of the little gland of fastener and the big gland of fastener is through hinge pin and this body coupling of fastener, set up the anti-loosening bolt subassembly of stainless steel between the other end of the little gland of fastener and the big gland of fastener and the fastener body, be equipped with big wire clamp hole between the big gland of fastener and the fastener body, be equipped with little wire clamp hole between the little gland of fastener and the fastener body, the little gland of fastener and the big gland of fastener adopt high strength aluminum alloy. The clamp force can be effectively improved, the clamping performance and the clamping stability of the wire and the damping wire are improved, the wire clamp can be made smaller, and the weight is effectively reduced.
Description
Technical Field
The utility model relates to an overhead transmission line antivibration gold utensil field especially relates to a hinge type damping fastener.
Background
The damping wire clamp is a vibration-proof hardware fitting for a large-span overhead transmission line, and the wire clamp is used for connecting and fixing a damping wire and a ground wire and consuming energy of a lead by using vibration of the damping wire, so that a vibration-proof effect is achieved, and long-term operation of the line is protected.
From the clamping mode to the wire, the damping fastener divide into bolt formula and preformed helical form, and bolt formula damping fastener realizes the clamp of wire and damping wire through the bolt to the clamping piece clamping mode mostly.
Traditional clamp piece formula damping fastener design, technology, production are all simpler, and the cost is lower, generally adopts sand mould casting shaping, for guaranteeing the grip of fastener to the wire, the product needs certain intensity, and consequently product size design is great, and the fastener wall thickness is thicker, and in addition the bolt is also designed great, and the product is whole comparatively thick, heavy.
In addition, the clamping piece type damping wire clamp clamps the conducting wire and the damping wire by adopting a unilateral bolt, the clamping force is mainly positioned on one side of the bolt, the other side of the bolt is pressed tightly by the structural strength of the clamping piece, the clamping force is uneven, and the clamping stability is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model and the technical task that provides are perfected and improved prior art scheme, provide a hinge type damping fastener to improve the clamp force, promote clamping performance, reduce weight for the purpose. Therefore, the utility model adopts the following technical scheme.
The utility model provides a hinge type damping fastener, includes fastener body, little gland of fastener and the big gland of fastener, the little gland of fastener and the big one end of the big gland of fastener carry out the hinge type through hinge pin and fastener body between be connected, the other end of little gland of fastener and the big gland of fastener and fastener body between set up locking bolt subassembly, the big gland of fastener and fastener body between be equipped with big line clamp hole, little gland of fastener and fastener body between be equipped with little line clamp hole. Through changing traditional clip formula bolt tightening structure into hinge type bolt tightening structure, because there is the clamp force in hinge connection department and the bolt tightening department, can effectively improve the clamp force, promote the clamping performance and the clamping stability to wire and damping line, make the fastener can do littleer, can effectively reduce weight.
As a preferable technical means: the left end of the wire clamp large gland and the right end of the wire clamp small gland are respectively connected to the left end and the right end of the wire clamp body through hinge pins, and the right end of the wire clamp large gland and the left end of the wire clamp small gland are respectively connected with the middle position of the wire clamp body through a check bolt assembly. When the wire clamp is fixed on the erected line, the hinge connection structures on the two outer sides are convenient for the wire clamp to be hung on the line, and the bolt is convenient to tighten.
As a preferable technical means: each check bolt component comprises a bolt, a flat pad, a check nut and an anti-drop nut, wherein the head of the bolt penetrates through the wire clamp body and the wire clamp large gland or penetrates through the wire clamp body and the wire clamp small gland and then penetrates through the flat pad, and the check nut and the anti-drop nut are screwed in sequence for fastening. Through the anti-loosening structure of the bolt assembly, the problem that the anti-loosening capacity of an elastic gasket adopted by the traditional bolt anti-loosening is reduced due to long-term stress is solved, and the anti-loosening stability of a product is improved.
As a preferable technical means: each bolt is sleeved with an elastic washer, and the elastic washer is positioned between the wire clamp body and the wire clamp large gland or between the wire clamp body and the wire clamp small gland. The disassembly of the wire clamp is convenient, the phenomenon of dead clamping of the wire clamp is prevented, and the disassembly operation is more convenient.
As a preferable technical means: the wire clamp body, the wire clamp large gland and the wire clamp small gland are all made of aluminum alloy materials. By adopting the high-strength aluminum alloy, the size of the wire clamp is reduced, the usage amount of materials is reduced, and the weight of the wire clamp is better reduced.
As a preferable technical means: the check bolt assembly is made of stainless steel. The torque performance can be improved.
As a preferable technical means: the wire clamp body is provided with a screw tail groove, and the screw tail part of the bolt is positioned in the screw tail groove and is in a rotation-stop matching structure with the screw tail groove. Through preventing that the bolt from rotating, can effectively promote locking performance, the screwing up and the dismantlement operation of the locking bolt subassembly of also being convenient for.
As a preferable technical means: the screw tail groove is positioned at the upper side of the wire clamp body. The nut is screwed down and is positioned at the same side, so that the operation is convenient.
As a preferable technical means: the height-direction wall thickness dimension of the front side part and the rear side part of the wire clamp body is larger than the height-direction wall thickness dimension of the middle part, so that a material reducing groove is formed in the middle part, the material reducing groove is positioned on the upper side of the wire clamp body, the screw tail groove is positioned in the material reducing groove, and the front-back width dimension of the material reducing groove is larger than or equal to the front-back width dimension of the screw tail groove; the large wire clamp gland and the small wire clamp gland are provided with gland grooves with the same width as the material reduction grooves of the wire clamp body, the gland grooves are located on the lower sides of the large wire clamp gland and the small wire clamp gland, and the gland grooves are the same as the material reduction grooves of the wire clamp body in the front-back direction. The use amount of materials can be effectively reduced, and the weight is lighter.
As a preferable technical means: the equal circular arc transition of crest line edges and corners of fastener body, the big gland of fastener and the little gland of fastener. The arc transition of the edge line and the edge angle can reduce the material usage amount, increase the material flow performance during casting, and ensure that the operation contact of the wire clamp is safer.
Has the advantages that: the clamp has the advantages of more compact structure, smaller size, lower weight and more convenient operation, can effectively improve the clamping force, improves the clamping performance and the clamping stability of the wire and the damping wire, and improves the anti-loosening stability.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic sectional view of a-a in fig. 1 according to the present invention.
Fig. 3 is an enlarged schematic view of a portion B in fig. 2 according to the present invention.
FIG. 4 is a schematic structural diagram of a conventional clip-type damping wire clip in the background art
In the figure: 1-a wire clamp body; 2-wire clamp large gland; 3-wire clamp small gland; 4-a lockbolt assembly; 5-a hinge pin; 6-elastic washer; 101-material reduction grooves; 102-spiral tail groove; 401-bolt; 402-flat cushion; 403-locknut; 404-anti-drop nut.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, a hinge type damping wire clamp comprises a wire clamp body 1, a wire clamp small gland 3 and a wire clamp large gland 2, wherein one ends of the wire clamp small gland 3 and the wire clamp large gland 2 are hinged with the wire clamp body 1 through a hinge pin 5, a locking bolt assembly 4 is arranged between the other ends of the wire clamp small gland 3 and the wire clamp large gland 2 and the wire clamp body 1, a large wire clamp hole is arranged between the wire clamp large gland 2 and the wire clamp body 1, and a small wire clamp hole is arranged between the wire clamp small gland 3 and the wire clamp body 1.
For the convenience of operation, the left end of the big wire clamp gland 2 and the right end of the small wire clamp gland 3 are respectively connected with the left end and the right end of the wire clamp body 1 through hinge pins 5, and the right end of the big wire clamp gland 2 and the left end of the small wire clamp gland 3 are respectively connected with the middle position of the wire clamp body 1 through a locking bolt assembly 4. When the wire clamp is fixed on the erected line, the hinge connection structures on the two outer sides are convenient for the wire clamp to be hung on the line, and the bolt 401 is convenient to tighten.
In order to improve the anti-loose stability of the product, each anti-loose bolt assembly 4 comprises a bolt 401, a flat washer 402, a locknut 403 and an anti-loose nut 404, wherein the head of the bolt 401 passes through the wire clamp body 1 and the wire clamp large gland 2 or passes through the wire clamp body 1 and the wire clamp small gland 3 and then passes through the flat washer 402 sheet, and is sequentially screwed into the locknut 403 and the anti-loose nut 404 for fastening. Through the anti-loosening structure of the bolt 401 assembly, the problem that the anti-loosening capacity of an elastic gasket adopted by the traditional bolt 401 in a loose-proof mode is reduced due to long-term stress is solved, and the anti-loosening stability of a product is improved.
In order to prevent the clamp from being clamped, each bolt 401 is sleeved with an elastic washer 6, and the elastic washer 6 is positioned between the clamp body 1 and the clamp large gland 2 or between the clamp body 1 and the clamp small gland 3. The disassembly of the wire clamp is convenient, the phenomenon of dead clamping of the wire clamp is prevented, and the disassembly operation is more convenient.
In order to reduce weight, the wire clamp body 1, the wire clamp large gland 2 and the wire clamp small gland 3 are all made of aluminum alloy materials. By adopting the high-strength aluminum alloy, the size of the wire clamp is reduced, the usage amount of materials is reduced, and the weight of the wire clamp is better reduced.
In order to improve the torsion performance, the check bolt assembly 4 is made of stainless steel. The torque performance can be improved.
In order to facilitate the screwing and disassembling operation of the anti-loose bolt assembly 4, the wire clamp body 1 is provided with a screw tail groove 102, and the screw tail part of the bolt 401 is positioned in the screw tail groove 102 and is in a rotation matching structure with the screw tail groove 102. By preventing the rotation of the bolt 401, the anti-loosening performance can be effectively improved, and the tightening and disassembling operation of the anti-loosening bolt assembly 4 is also facilitated.
In order to facilitate the operation, the tail thread groove 102 is located on the upper side of the wire clamp body 1. The nut is screwed down and is positioned at the same side, so that the operation is more convenient.
In order to better reduce the material usage amount, the height-to-wall thickness dimension of the front side part and the rear side part of the wire clamp body 1 is larger than that of the middle part, so that a material reducing groove 101 is formed in the middle part, the material reducing groove 101 is positioned on the upper side of the wire clamp body 1, a screw tail groove 102 is positioned in the material reducing groove 101, and the front-back width dimension of the material reducing groove 101 is equal to the front-back width dimension of the screw tail groove 102; be equipped with the gland slot the same with the subtract material slot 101 width of fastener body 1 on fastener big gland 2 and the fastener little gland 3, the gland slot is located the downside of fastener big gland 2 and fastener little gland 3, and the gland slot is the same with the subtract material slot 101 position of fastener body 1 in the front to back. The use amount of materials can be better reduced, and the weight is lighter.
In order to make the operation contact of fastener safer, the equal circular arc transition of crest line edges and corners of fastener body 1, the big gland 2 of fastener and the little gland 3 of fastener. The arc transition of the edge line and the edge angle can reduce the material usage amount, increase the material flow performance during casting, and ensure that the operation contact of the wire clamp is safer.
Through changing traditional clip formula bolt 401 structure of screwing up into hinge type bolt 401 structure of screwing up, because hinged joint department all has the clamp force with bolt 401 department of screwing up, when pressing from both sides tight wire and damping wire, can effectively improve the clamp force, promote the clamping performance and the clamping stability to wire and damping wire, make the fastener can do littleer, can effectively reduce weight.
In this example, the elastic washer 6 is a rubber ring.
The above-mentioned hinge type damping wire clamp shown in fig. 1-2 is a specific embodiment of the present invention, and embodies the outstanding substantive features and significant progress of the present invention, and can be modified in the same way in the aspects of shape, structure, etc. according to the practical needs of use, all within the scope of protection of the present solution.
Claims (10)
1. The utility model provides a hinge type damping fastener which characterized in that: the novel wire clamp comprises a wire clamp body (1), a small wire clamp gland (3) and a large wire clamp gland (2), wherein one ends of the small wire clamp gland (3) and the large wire clamp gland (2) are hinged with the wire clamp body (1) through hinge pins (5), a locking bolt assembly (4) is arranged between the other ends of the small wire clamp gland (3) and the large wire clamp gland (2) and the wire clamp body (1), a large wire clamp hole is formed between the large wire clamp gland (2) and the wire clamp body (1), and a small wire clamp hole is formed between the small wire clamp gland (3) and the wire clamp body (1).
2. The hinged damping clamp of claim 1, wherein: the left end of the wire clamp large gland (2) and the right end of the wire clamp small gland (3) are respectively connected to the left end and the right end of the wire clamp body (1) through hinge pins (5), and the right end of the wire clamp large gland (2) and the left end of the wire clamp small gland (3) are respectively connected with the middle position of the wire clamp body (1) through a check bolt assembly (4).
3. The hinged damping clamp of claim 2, wherein: each anti-loose bolt assembly (4) comprises a bolt (401), a flat pad (402), an anti-loose nut (403) and an anti-loose nut (404), wherein the head of the bolt (401) penetrates through the wire clamp body (1) and the wire clamp large gland (2) or penetrates through the wire clamp body (1) and the wire clamp small gland (3) and then penetrates through the flat pad (402) sheet, and the anti-loose nut (403) and the anti-loose nut (404) are screwed in sequence for fastening.
4. The hinged damping clamp of claim 3, wherein: every bolt (401) is gone up and all is overlapped there is elastic washer (6), elastic washer (6) be located between fastener body (1) and the big gland of fastener (2), perhaps be located between fastener body (1) and the little gland of fastener (3).
5. The hinged damping clamp of claim 2, wherein: the wire clamp body (1), the wire clamp large gland (2) and the wire clamp small gland (3) are all made of aluminum alloy materials.
6. The hinged damping clamp of claim 3, wherein: the check bolt assembly (4) is made of stainless steel materials.
7. The hinged damping clamp of claim 3, wherein: the wire clamp body (1) is provided with a screw tail groove (102), and the screw tail part of the bolt (401) is positioned in the screw tail groove (102) and is in a rotation matching structure with the screw tail groove (102).
8. The hinged damping clamp of claim 7, wherein: the screw tail groove (102) is positioned on the upper side of the wire clamp body (1).
9. The hinged damping clamp of claim 8, wherein: the height-direction wall thickness dimension of the front side part and the rear side part of the wire clamp body (1) is larger than the height-direction wall thickness dimension of the middle part, so that a material reducing groove (101) is formed in the middle part, the material reducing groove (101) is positioned on the upper side of the wire clamp body (1), the screw tail groove (102) is positioned in the material reducing groove (101), and the front-back width dimension of the material reducing groove (101) is larger than or equal to the front-back width dimension of the screw tail groove (102); the clamp is characterized in that the clamp large gland (2) and the clamp small gland (3) are provided with gland grooves which have the same width as the material reducing grooves (101) of the clamp body (1), the gland grooves are located on the lower sides of the clamp large gland (2) and the clamp small gland (3), and the gland grooves are located at the same positions as the material reducing grooves (101) of the clamp body (1) in the front-back direction.
10. The hinged damping clamp of claim 9, wherein: the equal circular arc transition of edges and edges of the wire clamp body (1), the wire clamp large gland (2) and the wire clamp small gland (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021948668.6U CN213402401U (en) | 2020-09-08 | 2020-09-08 | Hinge type damping wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021948668.6U CN213402401U (en) | 2020-09-08 | 2020-09-08 | Hinge type damping wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213402401U true CN213402401U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021948668.6U Active CN213402401U (en) | 2020-09-08 | 2020-09-08 | Hinge type damping wire clamp |
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| CN (1) | CN213402401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379762A (en) * | 2022-01-21 | 2022-04-22 | 中国商用飞机有限责任公司 | Adjustable damping hinge structure |
-
2020
- 2020-09-08 CN CN202021948668.6U patent/CN213402401U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114379762A (en) * | 2022-01-21 | 2022-04-22 | 中国商用飞机有限责任公司 | Adjustable damping hinge structure |
| CN114379762B (en) * | 2022-01-21 | 2024-05-10 | 中国商用飞机有限责任公司 | Adjustable damping hinge structure |
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