CN214479083U - Locking structure and bow-shaped pressing type wire clamping hook with same - Google Patents
Locking structure and bow-shaped pressing type wire clamping hook with same Download PDFInfo
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- CN214479083U CN214479083U CN202120593576.9U CN202120593576U CN214479083U CN 214479083 U CN214479083 U CN 214479083U CN 202120593576 U CN202120593576 U CN 202120593576U CN 214479083 U CN214479083 U CN 214479083U
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Abstract
The utility model discloses a locking structure and bow-shaped pressing mode wire clasp that has this structure, including locking bolt, spacing portion, fixed part, supporting part and connecting portion, locking bolt passes first clamping piece and second clamping piece, and the second clamping piece sets up for first clamping piece activity, and is rotatory during the locking bolt, spacing portion is followed locking bolt removes and extrudees the second clamping piece takes place to rotate so that realize pressing from both sides between first clamping piece and the second clamping piece. The beneficial effects of the utility model are that, the second clamping piece sets up for first clamping piece activity, and during rotating locking bolt, stop nut moves along locking bolt's threaded rod, and the bow-shaped collet of second of position above stop nut receives stop nut's promotion, and then takes place to rotate around connecting portion, and the tight region of clamp between first clamping piece and the second clamping piece presss from both sides the wire tightly, and each regional atress of wire is even, is difficult for droing or damaging.
Description
Technical Field
The utility model relates to a circuit equipment technical field, especially locking structure and have bow-shaped pressing mode wire clip hook of this structure.
Background
In the operation of electrically breaking and connecting copper lead wires such as 10-20kV overhead line branch wires, pole transformers, lightning arresters, voltage transformers, power capacitors and the like, wire clamping hooks are required to clamp the lead wires or clamp the lead wires with a main lead wire. In the prior art, a clamping end is usually formed between two clamping members, wherein one clamping member moves towards the other clamping member in the vertical direction, so as to clamp a clamped pipe fitting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above problem, designed locking structure, including locking bolt, spacing portion, fixed part, supporting part and connecting portion, locking bolt passes first clamping piece and second clamping piece, and the second clamping piece sets up for first clamping piece activity, and is rotatory during the locking bolt, spacing portion is followed locking bolt removes and extrudees the second clamping piece takes place to rotate so that realize pressing from both sides between first clamping piece and the second clamping piece tightly.
The limiting part is a limiting nut, and the limiting nut is connected with the locking bolt through threads.
The fixing part is an anti-loosening nut, the anti-loosening nut is connected with the tail end of the locking bolt through threads, and the anti-loosening nut is connected with the locking bolt through a pin.
The supporting part is provided with a shell for accommodating the second clamping part, one end of the shell is provided with an opening, the other end of the shell is provided with a third through hole and a fourth through hole which are mutually penetrated, and the connecting part penetrates through the third through hole.
The connecting portion comprises a connecting rod and a connecting block, the connecting rod penetrates through the third through hole and abuts against the outside of the shell, the connecting block is hemispherical, the connecting block is matched with the contour of the fourth through hole, and when the second clamping piece rotates, the connecting block moves along the fourth through hole.
The bow-shaped pressing type wire clamping hook with the locking structure comprises a first clamping piece, a second clamping piece and a locking piece; the first clamping piece comprises a clamping part for clamping a lead, a supporting part for accommodating the locking piece and the second clamping piece, and a lead mounting part for mounting a lead; the second clamping piece is movably arranged relative to the first clamping piece; the locking piece sequentially penetrates through the supporting portion, the second clamping piece and the clamping portion, and the locking piece presses the second clamping piece to enable the second clamping piece to rotate so as to enable two end portions of the first clamping piece and the second clamping piece to form clamping areas.
The clamping part comprises a first clamping surface and an auxiliary clamping block, and the second clamping part comprises a first arched bottom support which clamps the pipe together with the clamping part, a second arched bottom support which assists in clamping, and a connecting part.
The supporting part end is provided with prevents changeing the piece, prevent changeing the piece and follow locking bolt axis sets up radially.
The lead wire installation department includes mounting hole and lead wire bolt, the lead wire bolt with the mounting hole passes through threaded connection, and the lead wire passes the lead wire bolt still includes first guide holder, first guide holder has arc form recess, the lead wire bolt has the second guide holder to stretching out along its axis direction, first guide holder with be formed with the region that holds the lead wire between the second guide holder.
The first clamping surface is L-shaped or arc-shaped.
Utilize the utility model discloses a name of technical scheme preparation, the beneficial effect who reaches:
(1) the second clamping piece is movably arranged relative to the first clamping piece, when the locking bolt is rotated, the limiting nut moves along the threaded rod of the locking bolt, the second arched bottom support positioned above the limiting nut is pushed by the limiting nut and further rotates around the connecting part, the clamping area between the first clamping piece and the second clamping piece clamps the wire, and all areas of the wire are uniformly stressed and are not easy to fall off or damage;
(2) the second clamping piece adopts a double-arch design, and the arch structure is elastic and firm. When any place on the arch is stressed, the force can be uniformly dispersed to the periphery, so that the arch can bear larger pressure under the condition of same material and thickness;
(3) the connecting part comprises a connecting rod and a connecting block, the connecting rod is T-shaped, and one end of the connecting rod extends out of the shell to limit the position of the second clamping piece, and the design and manufacturing cost are low; the connecting block is hemispherical, when the second clamping piece rotates, the connecting block is in contact with the fourth through hole, and friction force is small in the rotating process;
(4) the one end that the casing is close to the lock nut operation ring is provided with prevents changeing the piece, prevents changeing the piece and stretches out along the radial outside of lock nut axis to prevent changeing the piece and cooperate with insulating bar, when the installation with dismantle the card line hook, the card line hook can not rotate.
Drawings
Fig. 1 is a front view of the bow-shaped press type wire-clamping hook of the present invention;
fig. 2 is a left side view of the bow-shaped press type wire-clamping hook of the present invention;
fig. 3 is a cross-sectional view of fig. 2 in the direction of a-a according to the present invention;
fig. 4 is a perspective view of the bow-shaped pressing type wire clamping hook of the present invention;
fig. 5 is a schematic view of the usage state of the bow-shaped pressing type wire clamping hook of the present invention;
FIG. 6 is a schematic view of the structure of the insulated operating rod;
in the figure, 1, a first clamping member; 2. a second clamping member; 3. a locking member; 4. a clamping portion; 5. a support portion; 6. a lead 31 mounting part; 7. an auxiliary clamping block; 8. a first arcuate shoe; 9. a second arcuate shoe; 10. a connecting portion; 11. locking the bolt; 12. a first through hole; 13. a second through hole; 14. a limit nut; 15. an anti-loosening nut; 16. a housing; 17. a third through hole; 18. a fourth via hole; 19. a connecting rod; 20. connecting blocks; 21. a rotation prevention block; 22. mounting holes; 23. a lead 31 bolt; 24. a first guide seat; 25. a groove; 26. a second guide seat; 27. a first clamping surface; 28. a cross bar; 29 vertical bars; 30. a wire 31, a lead; 32. an insulating operating rod; 33. a shackle; 34. a sliding handle; 35. an operating head; 36. a pin.
Detailed Description
The first embodiment is as follows:
in order to better understand the present invention, the following description of the present invention is made with reference to the specific embodiments and the accompanying drawings, and the locking structure, as shown in fig. 1-4, includes a locking bolt 11, a limiting portion, a fixing portion, a supporting portion and a connecting portion, wherein the locking bolt 11 passes through the first clamping member 1 and the second clamping member 2, the second clamping member 2 is movably disposed with respect to the first clamping member 1, and when the locking bolt 11 is rotated, the limiting portion is along the locking bolt 11 to move and press the second clamping member 2 to rotate so as to clamp between the first clamping member 1 and the second clamping member 2. The limiting part is a limiting nut 14, and the limiting nut 14 is in threaded connection with the locking bolt 11. The fixing part is an anti-loosening nut 15, and the anti-loosening nut 15 is connected with the tail end of the locking bolt 11 through threads. The anti-loose nut 15 is connected with the locking bolt 11 through a pin 36. In this embodiment, a portion of the second clamping member 2 close to the limiting portion is in an arc shape, optionally, the locking bolt 11 is an annular bolt, and includes an operation ring, a threaded rod, and a rotation operation ring, because the locking bolt 11 is in threaded connection with the clamping portion 4 and the locking bolt 11 is fixed with the fixing portion, during the rotation, relative movement is generated between the limiting nut 14 and the locking nut, and the limiting nut 14 has an upward movement trend relative to the threaded rod, so that the limiting nut 14 pushes the second clamping member 2 to rotate around the connecting portion 10, and a clamping area is formed between the first clamping member 1 and the second clamping member 2, so as to clamp the pipe to be clamped. In this process, the second clamping member 2 is continuously moved closer to the clamping portion 4 and the position of the tubular element to be clamped in the second clamping member 2 is continuously adjusted, so that the clamping is more stable.
As shown in fig. 1 to 4, the supporting portion 5 has a housing 16 for accommodating the second clamping member 2, the housing 16 has an opening at one end, and a third through hole 17 and a fourth through hole 18 penetrating through the housing 16 at the other end, and the connecting portion 10 passes through the third through hole 17. The connecting portion 10 comprises a connecting rod 19 and a connecting block 20, the connecting rod 19 penetrates through the third through hole 17 and abuts against the outside of the shell 16, the connecting block 20 is hemispherical, the connecting block 20 is matched with the contour of the fourth through hole 18, and when the second clamping member 2 rotates, the connecting block 20 moves along the fourth through hole 18. The connecting portion 10 comprises a connecting rod 19 and a connecting block 20, the connecting rod 19 penetrates through the third through hole 17 and abuts against the outside of the shell 16, the connecting block 20 is hemispherical, the connecting block 20 is matched with the contour of the fourth through hole 18, and when the second clamping member 2 rotates, the connecting block 20 moves along the fourth through hole 18. Connecting block 20 is the T type, including horizontal pole 27 and montant 28, horizontal pole 27 extends to the outside of casing 16 and blocks on casing 16, plays spacing effect to second clamping piece 2, avoids second clamping piece 2 to break away from in the casing 16, montant 28 and connecting block 20 fixed connection. When the second clamping member 2 rotates, the arch part of the second clamping member 2 rotates around the connecting rod 19, wherein the hemispherical connecting block 20 is continuously contacted with the inner wall of the fourth through hole 18, the connecting block 20 adopts a hemispherical design, and the connecting block 20 is in point contact with the inner wall of the fourth through hole 18 in the rotating process, so that the friction generated in the rotating process is reduced.
Example two:
the bow-shaped pressing type wire clamping hook with the locking structure in the first embodiment is shown in figures 1-5 and comprises a first clamping piece 1, a second clamping piece 2 and a locking piece 3; the first clamping piece 1 comprises a clamping part 4 for clamping a wire 30, a supporting part 5 for accommodating the locking piece 3 and the second clamping piece 2, and a lead mounting part 6 for mounting a lead 31; the second clamping piece 2 is movably arranged relative to the first clamping piece 1; the locking member 3 sequentially penetrates through the supporting portion 5, the second clamping member 2 and the clamping portion 4, and the locking member 3 presses the second clamping member 2 to rotate so as to form clamping areas at two ends of the first clamping member 1 and the second clamping member 2. When continuing high tension line, need fix lead wire 31 through lead wire installation department 6, rethread insulating bar is close to wire 30 with the card wire hook, keep certain distance between first clamping piece 1 and the second clamping piece 2 this moment, through insulating bar 32 rotating retaining member 3, second clamping piece 2 takes place to rotate and then is close to first clamping piece 1, then, be formed with between first clamping piece 1 and the second clamping piece 2 and press from both sides tight region, this presss from both sides tight region with the stable clamp of wire 30, when needing to lift the card wire hook off, through insulating bar 32 reverse rotating retaining member 3, first clamping piece 1 and second press from both sides tight mutual disengagement, the card wire hook can be successfully torn down.
As shown in fig. 1, the clamping part 4 comprises a first clamping surface 27 and an auxiliary clamping block 7, and the second clamping member 2 comprises a first arcuate shoe 8 for clamping the pipe together with the clamping part 4, a second arcuate shoe 9 for assisting clamping, and a connecting part 10. The first clamping surface 28 is L-shaped or arcuate, the first arcuate shoe 8 is arcuate, and the first clamping surface 28 is in contact with the second arcuate shoe 9. By adopting the scheme, the contact area with the lead 30 can be increased, the point contact in the prior art is changed into surface contact, and the stress is more uniform. Optionally, the auxiliary clamping block 7 is pyramid-shaped, so as to improve the strength of the clamping area. The second clamping part 2 adopts a double-arch design, and is more suitable for plastic deformation caused by load and external environment change. The arch structure is characterized by both flexibility and robustness. When force is applied to any place on the arch, the force can be uniformly dispersed all around, so that the arch can bear larger pressure under the condition of same material and thickness.
As shown in fig. 1, one end of the locking bolt 11 close to the operating ring is provided with a limiting check ring, the limiting check ring prevents the operating ring part of the locking bolt 11 from entering the accommodating part, the anti-loosening nut 15 is fixedly connected with the locking nut, and in the rotating process, the anti-loosening nut 15 and the locking nut rotate together.
As shown in fig. 1-2, the end of the support part 5 is provided with an anti-rotation block 21, and the anti-rotation block 21 is arranged along the axis of the locking bolt 11 in the radial direction. The rotation preventing block 21 is matched with the insulating operating rod 32, so that when the wire clamping hook is installed and detached, the operation is more convenient, and the phenomenon that the wire clamping hook rotates due to the fact that the hook of the insulating operating rod 32 extends into the annular part of the locking bolt 11 is avoided.
As shown in fig. 1 and 4, the lead mounting portion 6 includes a mounting hole 22 and a lead bolt 23, the lead bolt 23 is connected to the mounting hole 22 through a thread, a lead 31 passes through the lead bolt 23, and the lead mounting portion further includes a first guide seat 24, the first guide seat 24 has an arc-shaped groove 25, the lead bolt 23 extends in an axial direction thereof to form a second guide seat 26, and a region for accommodating the lead 31 is formed between the first guide seat 24 and the second guide seat 26. Alternatively, the lead screw 23 is a ring screw. When the lead 31 is installed, the lead 31 passes through the annular region of the lead bolt 23, the lead 31 enters the region between the first guide seat 24 and the second guide seat 26, the installation of the lead 31 is completed by tightening the nut, and the first guide seat 24 is provided with the arc-shaped groove 25 for fixing the lead 31 to prevent the lead 31 from sliding off. The lead 31 can be locked quickly by screwing the nut, the lead 31 is connected simply, firmly and conveniently, other special requirements on the lead 31 are avoided, a special wire nose and a crimping pipe are not needed, and the end of the lead 31 can be locked directly without special treatment.
The use method of the bow-shaped pressing type wire clamping hook in the second use embodiment comprises the following steps:
firstly, a lead 31 passes through a lead ring of a lead bolt 23 and is in contact with a first guide seat 24 and/or a second guide seat 26, the lead bolt 23 is locked through a nut, and the lead is installed;
the second step is that: the end part of the insulating operating rod 32 is matched with the anti-rotation block 21, and the whole arch-shaped pressing type wire clamping hook is lifted to a height close to a pipe fitting to be clamped; the operating head 35 of the insulated operating rod 32 is matched with the anti-rotating block 21, and the wire clamping hook is lifted to be close to the pipe fitting to be clamped; when clamping is needed, the operating head 35 is separated from the anti-rotation block, the sliding handle 34 is operated to extend the hook ring 33 to enable the hook ring 33 to be tightly sleeved with the operating ring of the locking bolt 11.
The third step: adjusting the position of the whole arc-shaped pressing type wire clamping hook to enable the pipe to be clamped to be accommodated in a clamping area formed by the clamping part 4 and the first arc-shaped bottom support 8, wherein the pipe to be clamped is pre-clamped at the moment, and the pipe to be clamped can move in the clamping area;
fourthly, the locking bolt 11 is rotated, the limiting nut 14 in threaded connection with the locking bolt 11 pushes the second arched bottom support 9 to rotate along the connecting rod 19, the connecting block 20 rotates along the fourth through hole 18, and in the rotating process, the second arched bottom support 9 gradually approaches to the clamping surface and clamps the conducting wire.
It is worth mentioning that the wire clamping hook can be used for clamping the wire 30 independently, and also can be used in cooperation with the arch-shaped pressing type grounding connection wire clamp, and when the wire clamping hook is used in cooperation, the clamping area between the clamping part 4 and the first arch-shaped bottom support 8 is used for clamping the fixing ring, so that the branch circuit can be operated conveniently.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (10)
1. The locking structure is characterized by comprising a locking bolt (11), a limiting part, a fixing part, a supporting part and a connecting part, wherein the locking bolt (11) penetrates through a first clamping piece (1) and a second clamping piece (2), the second clamping piece (2) is movably arranged relative to the first clamping piece (1), and when the locking bolt (11) is rotated, the limiting part moves along the locking bolt (11) and extrudes the second clamping piece (2) to rotate so as to clamp between the first clamping piece (1) and the second clamping piece (2).
2. The locking structure according to claim 1, wherein the limiting part is a limiting nut (14), and the limiting nut (14) is in threaded connection with the locking bolt (11).
3. The locking structure according to claim 1, wherein the fixing part is an anti-loose nut (15), the anti-loose nut (15) is connected with the tail end of the locking bolt (11) through threads, and the anti-loose nut (15) is connected with the locking bolt (11) through a pin (36).
4. The locking structure according to claim 1, wherein the supporting portion (5) is a housing (16) for accommodating the second clamping member (2), the housing (16) has an opening at one end, and a third through hole (17) and a fourth through hole (18) are formed at the other end, and the connecting portion (10) passes through the third through hole (17).
5. The locking structure according to claim 4, characterized in that said connecting portion (10) comprises a connecting rod (19) and a connecting piece (20), said connecting rod (19) passes through said third through hole (17) and abuts against the outside of said housing (16), said connecting piece (20) is hemispherical, said connecting piece (20) is contoured to said fourth through hole (18), said connecting piece (20) moves along said fourth through hole (18) when said second clamping member (2) is rotated.
6. The bow-shaped pressing type wire clamping hook is characterized by comprising a locking structure according to any one of claims 1 to 5, and a first clamping piece (1), a second clamping piece (2) and a locking piece (3);
the first clamping piece (1) comprises a clamping part (4) for clamping a lead (30), a supporting part (5) for accommodating the locking piece (3) and the second clamping piece (2), and a lead mounting part (6) for mounting a lead (31);
the second clamping part (2) is movably arranged relative to the first clamping part (1);
the locking piece (3) penetrates through the supporting portion (5), the second clamping piece (2) and the clamping portion (4) in sequence, and the locking piece (3) extrudes the second clamping piece (2) to enable the second clamping piece to rotate so as to enable two end portions of the first clamping piece (1) and the second clamping piece (2) to form clamping areas.
7. The bow-shaped press-fit wire-clamping hook according to claim 6, wherein the clamping portion (4) comprises a first clamping surface (27) and an auxiliary clamping block (7), and the second clamping member (2) comprises a first bow shoe (8) for clamping the pipe together with the clamping portion (4), a second bow shoe (9) for assisting in achieving clamping, and a connecting portion (10).
8. The bow-shaped pressing type wire clamping hook according to claim 6, wherein the end of the supporting part (5) is provided with a rotation prevention block (21), and the rotation prevention block (21) is arranged along the axis of the locking bolt (11) in the radial direction.
9. The bow-shaped pressing type wire clamping hook according to claim 7, wherein the lead wire mounting portion (6) comprises a mounting hole (22) and a lead wire bolt (23), the lead wire bolt (23) is in threaded connection with the mounting hole (22), a lead wire (31) passes through the lead wire bolt (23), the bow-shaped groove (25) is formed in the first guide seat (24), a second guide seat (26) protrudes from the lead wire bolt (23) along the axial direction of the lead wire bolt, and a region for accommodating the lead wire (31) is formed between the first guide seat (24) and the second guide seat (26).
10. The arcuate compression type wire trap of claim 7 wherein the first clamping surface (27) is L-shaped or arcuate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120593576.9U CN214479083U (en) | 2021-03-23 | 2021-03-23 | Locking structure and bow-shaped pressing type wire clamping hook with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120593576.9U CN214479083U (en) | 2021-03-23 | 2021-03-23 | Locking structure and bow-shaped pressing type wire clamping hook with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214479083U true CN214479083U (en) | 2021-10-22 |
Family
ID=78159778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120593576.9U Active CN214479083U (en) | 2021-03-23 | 2021-03-23 | Locking structure and bow-shaped pressing type wire clamping hook with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214479083U (en) |
-
2021
- 2021-03-23 CN CN202120593576.9U patent/CN214479083U/en active Active
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Address after: Room 8018, 8 / F, building 7, Guangyi street, Xicheng District, Beijing Patentee after: State Grid Digital Technology Holdings Co.,Ltd. Patentee after: TIANJIN HUADIAN ELECTRIC POWER EQUIPMENT CO.,LTD. Address before: Room 8018, 8 / F, building 7, Guangyi street, Xicheng District, Beijing Patentee before: STATE GRID ELECTRONIC COMMERCE Co.,Ltd. Patentee before: TIANJIN HUADIAN ELECTRIC POWER EQUIPMENT CO.,LTD. |