Post insulator fastening device

Abstract

The invention discloses a post insulator fastening device, and relates to the technical field of insulators. The post insulator fastening device comprises a post insulator, the top of the post insulator is fixedly connected with a second fastening mechanism, and the bottom of the post insulator is fixedly connected with a first fastening mechanism. According to the post insulator fastening device, a second fastening mechanism is arranged at the top of a post insulator, a first fastening mechanism is arranged at the bottom of the post insulator, a second cable bolt is clamped in a clamping seat through a limiting ball, and a limiting block rotates to extrude the limiting ball, so that stable connection of the top is ensured; the bottom of the insulator is connected reliably, loosening caused by wind power and collision is effectively resisted, the fastening effect of the insulator in a complex environment is greatly improved, and the fastening strength of a first bolt in the first auxiliary mechanism, a third bolt in the second auxiliary mechanism and a fourth bolt in the second auxiliary mechanism can be adjusted through manual rotation.

Description

Technical Field

[0001] The invention relates to the technical field of insulators, in particular to a post insulator fastening device. Background Art

[0002] Post insulators are an insulating device used to support and fix the conductive part of electrical equipment. They are usually composed of insulating parts and metal accessories. The insulating parts are generally made of electric porcelain, glass or organic composite materials, etc., and have good insulation performance and mechanical strength. The metal accessories are used for connection and fixing. They play a dual role of support and insulation in the power system. They can isolate the live conductor from the grounding body or the live conductors of different phases from each other to ensure the normal operation of electrical equipment and personnel safety. They are widely used in substations, transmission lines, etc., such as busbar support and disconnector support in substations; The patent application with the publication number CN218568542U discloses a post insulator fastening device, including an insulating cover, an insulating sleeve, an inner screw, a fastening sleeve and an insulating handle. The insulating cover is fixedly connected to the end of the insulating cover away from the open end, the inner screw is coaxially installed in the insulating cover, the fastening sleeve is fixedly arranged at the end of the inner screw close to the insulating cover, and the insulating handle is fixedly arranged at the end of the inner screw away from the fastening sleeve. First, the insulating cover is put on the outside of the post insulator until the open end abuts against the wire of the post insulator, and then the insulating handle is rotated. The insulating handle drives the inner screw to rotate relative to the insulating cover, and the inner screw drives the fastening sleeve close to the fastening nut of the post insulator. When the fastening sleeve covers the fastening nut, continue to rotate the insulating handle, and the inner screw tightens the fastening nut through the fastening sleeve; The above patent also does not require hand-holding of the insulating cover when tightening. The insulating handle has good insulation properties and can achieve the tightening of the post insulator without power outage. However, when tightening the post insulator, in the case of strong wind and collision, the insulator may become loose, affecting the tightening effect of the insulator. Summary of the invention

[0003] In view of the deficiencies of the prior art, the present invention provides a post insulator fastening device to solve the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A post insulator fastening device, comprising a post insulator, the top of the post insulator is fixedly connected to a second fastening mechanism, and the bottom of the post insulator is fixedly connected to a first fastening mechanism; The second cable bolt is connected to the cable at one end, and the first nut is connected to the cable at the other end. The first cable bolt is inserted into the connecting ring through a connecting rod. The outer walls of the connecting ring and the connecting rod are both provided with a second placement hole. The second cable bolt is clamped in the clamping seat through a limiting ball, and then the limiting block rotates through the bearing to squeeze the limiting ball of the second cable bolt. The second fastening mechanism comprises: A clamping seat, the clamping seat is fixedly connected to the top of the support insulator, the inner wall of the clamping seat is clamped with a second cable bolt, and a limiting ball is arranged at a position of the outer wall of the second cable bolt located inside the clamping seat; The limit block is rotatably connected to the outer wall of the clamping seat, a second fastening mechanism is arranged on the top of the support insulator, and a first fastening mechanism is arranged on the bottom. The second cable bolt is clamped in the clamping seat through a limit ball. The limit block rotates to squeeze the limit ball to ensure that the top connection is stable. The first cable bolt is inserted into the connecting ring through a connecting rod to make the bottom connection reliable, effectively resist loosening caused by wind and collision, and greatly improve the fastening effect of the insulator in complex environments; The first fastening mechanism comprises: A connecting ring, the connecting ring is fixedly connected to the bottom of the post insulator; A connecting rod, the connecting rod is inserted into the inner wall of the connecting ring, the bottom of the connecting rod is fixedly connected with a first cable bolt, the first auxiliary mechanism in the first embodiment drives the first cylinder to rotate through the first bolt to pull the first pulling rope, so as to fix and limit the clamping seat, and the second auxiliary mechanism in the second embodiment uses the first nut to squeeze the clamping seat through the first spring, further enhancing the stability of the top, effectively preventing the relative displacement between the support insulator and the connecting component under the action of wind and collision, and ensuring the stability of the overall structure; The outer wall of the connecting ring is provided with a second placement hole, and the outer wall of the clamping seat is fixedly connected with an auxiliary component. The first bolt in the first auxiliary mechanism, as well as the third bolt and the fourth bolt in the second auxiliary mechanism, can be manually rotated to adjust the tightening force. In environments with different wind forces and collision risks, the tightening degree of the insulator can be flexibly adjusted according to actual needs, adapting to a variety of complex working conditions, ensuring that the insulator always maintains a good tightening state, and reducing safety hazards and performance impacts caused by looseness.

[0005] Preferably, the limit block is rotatably connected to the outer wall of the clamping seat via a bearing.

[0006] Preferably, the auxiliary component is a first auxiliary mechanism.

[0007] Preferably, the first auxiliary mechanism includes a first threaded seat, the first threaded seat is fixedly connected to the outer wall of the clamping seat, the inner wall of the first threaded seat is threadedly connected to a first bolt, the outer wall of the first bolt is fixedly connected to a first cylinder, and the outer wall of the first cylinder is fixedly connected to a first pull rope.

[0008] Preferably, the first pulling rope is sleeved on the outer wall of the limiting block.

[0009] Preferably, a cross bar is inserted into the inner wall of the second placement hole, and the cross bar is inserted into the second placement holes of the connecting rod and the connecting ring. Then the second pulling rope is put on the cross bar, and the second bolt is manually turned to make the second bolt drive the second cylinder to rotate. During the rotation process, the second cylinder pulls the cross bar through the second pulling rope to limit the position of the cross bar, and the outer wall of the connecting rod is fixedly connected to the second threaded seat, the inner wall of the second threaded seat is threadedly connected to the second bolt, the outer wall of the second bolt is fixedly connected to the second cylinder, and the outer wall of the second cylinder is fixedly connected to the second pulling rope.

[0010] Preferably, the second pulling rope is sleeved on the outer wall of the cross bar.

[0011] Preferably, the auxiliary component is a second auxiliary mechanism.

[0012] Preferably, the second auxiliary mechanism includes a limiting ring, which is fixedly connected to the outer wall of the clamping seat, the outer wall of the limiting ring is inserted with a third bolt, the outer wall of the limiting block is provided with a first placement hole, the outer wall of the third bolt is threadedly connected with a first nut, and the outer wall of the first nut is fixedly connected with a first spring.

[0013] Preferably, a fourth bolt is inserted into the inner wall of the second placement hole, and the fourth bolt is inserted into the second placement holes of the connecting ring and the connecting rod. The second spring is arranged between the second nut and the connecting ring, and then the second nut is rotated on the fourth bolt, and the second nut squeezes the connecting ring through the second spring, thereby limiting the position of the fourth bolt, and the outer wall of the fourth bolt is threadedly connected with the second nut, and the outer wall of the second nut is fixedly connected with the second spring; Post insulator: As a core component, it is the key to support and insulation in power transmission. Its top is connected to the second fastening mechanism and its bottom is connected to the first fastening mechanism.

[0014] The second fastening mechanism: located at the top of the post insulator, it is composed of a clamping seat, a limit block, etc. The clamping seat is fixed on the top of the post insulator, and the inner wall clamps the second cable bolt to provide an installation position for it. The limit block is rotatably connected to the outer wall of the clamping seat, and the limit ball of the second cable bolt is rotated and squeezed to prevent the second cable bolt from loosening, thereby ensuring a stable top connection.

[0015] The first fastening mechanism is arranged at the bottom of the post insulator, and includes a connecting ring and a connecting rod, etc. The connecting ring is fixed to the bottom of the post insulator, the connecting rod is plugged into the inner wall of the connecting ring, and the first cable bolt is fixed to the bottom to achieve the connection between the bottom and the cable, ensuring the reliable connection of the bottom.

[0016] The first auxiliary mechanism: in the first embodiment, it is fixed on the outer wall of the clamping seat. It is composed of a first threaded seat, a first bolt, a first cylinder and a first pull rope. The first threaded seat is fixed on the outer wall of the clamping seat, and the first bolt is threadedly connected to the inner wall of the first threaded seat, driving the first cylinder to rotate, pulling the first pull rope, and then fixing the clamping seat to enhance the stability of the top.

[0017] The second auxiliary mechanism: in the second embodiment, it is installed on the outer wall of the clamping seat. It includes a limiting ring, a third bolt, a first nut and a first spring. The limiting ring is fixed to the outer wall of the clamping seat, the third bolt is inserted into the limiting ring and the first placement hole of the clamping seat, the first nut is threadedly connected with the third bolt, and the first spring is arranged between the clamping seat and the first nut. The first nut squeezes the first spring to apply pressure to the clamping seat, further stabilizing the top connection.

[0018] Crossbar: In the first embodiment, it is inserted into the second placement holes of the connecting rod and the connecting ring, cooperates with the second pull rope, limits the relative displacement of the connecting rod and the connecting ring, and enhances the bottom stability.

[0019] The second pulling rope is sleeved on the outer wall of the crossbar. When the second bolt drives the second cylinder to rotate, the second pulling rope is pulled to apply tension to the crossbar, thereby limiting the position of the crossbar and indirectly stabilizing the bottom connection.

[0020] The fourth bolt: in the second embodiment, it is inserted into the second placement holes of the connecting ring and the connecting rod, cooperates with the second nut and the second spring, and limits the relative position of the connecting ring and the connecting rod.

[0021] Second spring: arranged between the second nut and the connecting ring. When the second nut rotates on the fourth bolt, pressure is applied to the connecting ring by squeezing the second spring, thereby limiting the position of the fourth bolt and ensuring the stability of the bottom connection.

[0022] The first bolt is located in the first auxiliary mechanism and is threadedly connected to the first threaded seat. By manually rotating, the pulling force of the first pulling rope can be adjusted, thereby adjusting the fixed limit degree of the clamping seat to adapt to different working conditions.

[0023] The third bolt is inserted into the first placement hole of the limiting ring and the clamping seat in the second auxiliary mechanism, and cooperates with the first nut. Manually rotating the third bolt can adjust the position of the first nut, thereby changing the squeezing force of the first spring on the clamping seat.

[0024] The fourth bolt is inserted into the second placement hole of the connecting ring and the connecting rod at the bottom connecting part of the second auxiliary mechanism. The second nut position can be adjusted by manual rotation, and the squeezing force of the second spring on the connecting ring can be changed to adjust the tightening force of the bottom connection.

[0025] The present invention provides a post insulator fastening device, which has the following beneficial effects: 1. The post insulator fastening device is provided with a second fastening mechanism at the top of the post insulator and a first fastening mechanism at the bottom. The second cable bolt is clamped in the clamping seat through a limit ball, and the limit block rotates to squeeze the limit ball to ensure that the top connection is stable. The first cable bolt is inserted into the connecting ring through a connecting rod to make the bottom connection reliable, effectively resist loosening caused by wind and collision, and greatly improve the fastening effect of the insulator in complex environments.

[0026] 2. The post insulator fastening device, through the first auxiliary mechanism in Example 1, drives the first cylinder to rotate through the first bolt to pull the first pull rope, thereby fixing and limiting the clamping seat. The second auxiliary mechanism in Example 2 uses the first nut to squeeze the clamping seat through the first spring, further enhancing the stability of the top, effectively preventing the relative displacement between the post insulator and the connecting component under the action of wind and collision, and ensuring the stability of the overall structure.

[0027] 3. The post insulator fastening device can adjust the fastening strength by manually rotating the first bolt in the first auxiliary mechanism or the third and fourth bolts in the second auxiliary mechanism. In environments with different wind forces and collision risks, the fastening degree of the insulator can be flexibly adjusted according to actual needs, adapting to a variety of complex working conditions, ensuring that the insulator always maintains a good fastening state, and reducing safety hazards and performance impacts caused by looseness. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the axial side stereoscopic structure of the present invention; Figure 2 This is a schematic diagram of the partial structure of the first bolt in the first embodiment of the present invention; Figure 3 This is a schematic diagram of the partial structure of the second bolt in the first embodiment of the present invention; Figure 4 This is a schematic diagram of the partial structure of the first threaded seat according to the first embodiment of the present invention; Figure 5 This is a schematic diagram of the partial structure of the second threaded seat according to the first embodiment of the present invention; Figure 6 This is a schematic diagram of the partial structure of the third bolt in the second embodiment of the present invention; Figure 7 This is a schematic diagram of the partial structure of the fourth bolt in the second embodiment of the present invention; Figure 8 This is a schematic diagram of the partial structure of the first nut in the second embodiment of the present invention; Fig. 9 It is a schematic diagram of the partial structure of the second nut according to the second embodiment of the present invention.

[0029] In the figure: 1. support insulator; 2. first fastening mechanism; 21. connecting ring; 22. connecting rod; 23. first cable bolt; 3. second fastening mechanism; 31. clamping seat; 32. bearing; 33. limit block; 34. second cable bolt; 4. first auxiliary mechanism; 41. first threaded seat; 42. first bolt; 43. first cylinder; 44. first pull rope; 45. second cylinder; 46. second pull rope; 47. cross bar; 48. second bolt; 49. second threaded seat; 5. second auxiliary mechanism; 51. third bolt; 52. limit ring; 53. first nut; 54. first spring; 55. first placement hole; 56. second spring; 57. fourth bolt; 58. second nut; 6. second placement hole. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0031] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0032] For example, see Figure 1-5 The present invention provides a technical solution: a post insulator fastening device, comprising a post insulator 1, a second fastening mechanism 3 is fixedly connected to the top of the post insulator 1, and a first fastening mechanism 2 is fixedly connected to the bottom of the post insulator 1; The second fastening mechanism 3 comprises: A clamping seat 31, the clamping seat 31 is fixedly connected to the top of the post insulator 1, the inner wall of the clamping seat 31 is clamped with a second cable bolt 34, and a limiting ball is arranged at a position of the outer wall of the second cable bolt 34 located inside the clamping seat 31; A limit block 33, the limit block 33 is rotatably connected to the outer wall of the clamping seat 31; The first fastening mechanism 2 comprises: A connecting ring 21, the connecting ring 21 is fixedly connected to the bottom of the post insulator 1; A connecting rod 22, the connecting rod 22 is plugged into the inner wall of the connecting ring 21, and a first cable bolt 23 is fixedly connected to the bottom of the connecting rod 22; The outer wall of the connecting ring 21 is provided with a second placement hole 6, and the outer wall of the clamping seat 31 is fixedly connected with an auxiliary component; The second cable bolt 34 is connected to the cable at one end, and the first nut 53 is connected to the cable at the other end. The first cable bolt 23 is inserted into the connecting ring 21 through the connecting rod 22. The outer walls of the connecting ring 21 and the connecting rod 22 are provided with a second placement hole 6. The second cable bolt 34 is clamped in the clamping seat 31 through a limiting ball, and then the limiting block 33 rotates through the bearing 32 to squeeze the limiting ball of the second cable bolt 34.

[0033] The limiting block 33 is rotatably connected to the outer wall of the clamping seat 31 through the bearing 32 .

[0034] The auxiliary component is a first auxiliary mechanism 4 .

[0035] The first auxiliary mechanism 4 includes a first threaded seat 41, which is fixedly connected to the outer wall of the clamping seat 31, the inner wall of the first threaded seat 41 is threadedly connected to a first bolt 42, the outer wall of the first bolt 42 is fixedly connected to a first cylinder 43, and the outer wall of the first cylinder 43 is fixedly connected to a first pull rope 44.

[0036] The first pulling rope 44 is sleeved on the outer wall of the limiting block 33 .

[0037] A cross bar 47 is inserted into the inner wall of the second placement hole 6, a second threaded seat 49 is fixedly connected to the outer wall of the connecting rod 22, a second bolt 48 is threadedly connected to the inner wall of the second threaded seat 49, a second cylinder 45 is fixedly connected to the outer wall of the second bolt 48, and a second pull rope 46 is fixedly connected to the outer wall of the second cylinder 45.

[0038] The second pulling rope 46 is sleeved on the outer wall of the cross bar 47; The first pulling rope 44 is sleeved on the limiting block 33, and then the first bolt 42 is manually rotated, and the first bolt 42 drives the rotation of the first cylinder 43 to pull the first pulling rope 44, thereby fixing and limiting the clamping seat 31; The cross bar 47 is inserted into the second placement hole 6 of the connecting rod 22 and the connecting ring 21, and then the second pulling rope 46 is put on the cross bar 47, and the second bolt 48 is manually turned to make the second bolt 48 drive the second cylinder 45 to rotate. During the rotation process, the second cylinder 45 pulls the cross bar 47 through the second pulling rope 46, thereby limiting the position of the cross bar 47.

[0039] For example 2, please refer to Figure 1-9 , the present invention provides another technical solution: a post insulator fastening device, comprising a post insulator 1, a second fastening mechanism 3 is fixedly connected to the top of the post insulator 1, and a first fastening mechanism 2 is fixedly connected to the bottom of the post insulator 1; The second fastening mechanism 3 comprises: A clamping seat 31, the clamping seat 31 is fixedly connected to the top of the post insulator 1, the inner wall of the clamping seat 31 is clamped with a second cable bolt 34, and a limiting ball is arranged at a position of the outer wall of the second cable bolt 34 located inside the clamping seat 31; A limit block 33, the limit block 33 is rotatably connected to the outer wall of the clamping seat 31; The first fastening mechanism 2 comprises: A connecting ring 21, the connecting ring 21 is fixedly connected to the bottom of the post insulator 1; A connecting rod 22, the connecting rod 22 is plugged into the inner wall of the connecting ring 21, and a first cable bolt 23 is fixedly connected to the bottom of the connecting rod 22; The outer wall of the connecting ring 21 is provided with a second placement hole 6, and the outer wall of the clamping seat 31 is fixedly connected with an auxiliary component; The second cable bolt 34 is connected to the cable at one end, and the first nut 53 is connected to the cable at the other end. The first cable bolt 23 is inserted into the connecting ring 21 through the connecting rod 22. The outer walls of the connecting ring 21 and the connecting rod 22 are provided with a second placement hole 6. The second cable bolt 34 is clamped in the clamping seat 31 through a limiting ball, and then the limiting block 33 rotates through the bearing 32 to squeeze the limiting ball of the second cable bolt 34.

[0040] The limiting block 33 is rotatably connected to the outer wall of the clamping seat 31 through the bearing 32 .

[0041] The auxiliary component is the second auxiliary mechanism 5 .

[0042] The second auxiliary mechanism 5 includes a limiting ring 52, which is fixedly connected to the outer wall of the clamping seat 31, the outer wall of the limiting ring 52 is inserted with a third bolt 51, the outer wall of the limiting block 33 is provided with a first placement hole 55, the outer wall of the third bolt 51 is threadedly connected with a first nut 53, and the outer wall of the first nut 53 is fixedly connected with a first spring 54.

[0043] A fourth bolt 57 is inserted into the inner wall of the second placement hole 6, a second nut 58 is threadedly connected to the outer wall of the fourth bolt 57, and a second spring 56 is fixedly connected to the outer wall of the second nut 58; The first placement hole 55 is opened on the clamping seat 31, and then the third bolt 51 is inserted into the first placement hole 55 of the limiting ring 52 and the clamping seat 31, the first nut 53 is threadedly connected with the third bolt 51, and then the first spring 54 is arranged between the clamping seat 31 and the first nut 53, and then the first nut 53 presses the clamping seat 31 through the first spring 54; The fourth bolt 57 is inserted into the second placement hole 6 of the connecting ring 21 and the connecting rod 22, and the second spring 56 is arranged between the second nut 58 and the connecting ring 21. Then the second nut 58 is rotated on the fourth bolt 57, and the second nut 58 squeezes the connecting ring 21 through the second spring 56, thereby limiting the position of the fourth bolt 57; Post insulator 1: As a core component, it is the key to support and insulation in power transmission. Its top is connected to the second fastening mechanism 3 and its bottom is connected to the first fastening mechanism 2.

[0044] The second fastening mechanism 3 is located at the top of the post insulator 1 and is composed of a clamping seat 31, a limiting block 33, etc. The clamping seat 31 is fixed on the top of the post insulator 1, and the inner wall clamps the second cable bolt 34 to provide an installation position for it. The limiting block 33 is rotatably connected to the outer wall of the clamping seat 31, and the limiting ball of the second cable bolt 34 is rotated and squeezed to prevent the second cable bolt 34 from loosening, thereby ensuring the stability of the top connection.

[0045] The first fastening mechanism 2 is arranged at the bottom of the post insulator 1, and includes a connecting ring 21 and a connecting rod 22. The connecting ring 21 is fixed to the bottom of the post insulator 1, the connecting rod 22 is plugged into the inner wall of the connecting ring 21, and the first cable bolt 23 is fixed to the bottom to achieve the connection between the bottom and the cable, ensuring the bottom connection is reliable.

[0046] The first auxiliary mechanism 4: in the first embodiment, it is fixed on the outer wall of the clamping seat 31. It is composed of a first threaded seat 41, a first bolt 42, a first cylinder 43 and a first pull rope 44. The first threaded seat 41 is fixed on the outer wall of the clamping seat 31, and the first bolt 42 is threadedly connected to the inner wall of the first threaded seat 41, driving the first cylinder 43 to rotate, pulling the first pull rope 44, and then fixing and limiting the clamping seat 31 to enhance the stability of the top.

[0047] The second auxiliary mechanism 5: in the second embodiment, it is installed on the outer wall of the clamping seat 31. It includes a limiting ring 52, a third bolt 51, a first nut 53 and a first spring 54. The limiting ring 52 is fixed to the outer wall of the clamping seat 31, the third bolt 51 is inserted into the limiting ring 52 and the first placement hole 55 of the clamping seat 31, the first nut 53 is threadedly connected with the third bolt 51, and the first spring 54 is arranged between the clamping seat 31 and the first nut 53. The first nut 53 squeezes the first spring 54 to apply pressure to the clamping seat 31, so as to further stabilize the top connection.

[0048] Crossbar 47: In the first embodiment, it is inserted into the second placement hole 6 of the connecting rod 22 and the connecting ring 21, and cooperates with the second pulling rope 46 to limit the relative displacement of the connecting rod 22 and the connecting ring 21, thereby enhancing the bottom stability.

[0049] The second pulling rope 46 is sleeved on the outer wall of the cross bar 47 , and when the second bolt 48 drives the second cylinder 45 to rotate, the second pulling rope 46 is pulled to apply a pulling force to the cross bar 47 , thereby limiting the position of the cross bar 47 and indirectly stabilizing the bottom connection.

[0050] The fourth bolt 57 is inserted into the second placement hole 6 of the connecting ring 21 and the connecting rod 22 in the second embodiment, and cooperates with the second nut 58 and the second spring 56 to limit the relative position of the connecting ring 21 and the connecting rod 22 .

[0051] The second spring 56 is arranged between the second nut 58 and the connecting ring 21. When the second nut 58 rotates on the fourth bolt 57, the second spring 56 is squeezed to apply pressure to the connecting ring 21, thereby limiting the position of the fourth bolt 57 and ensuring the stability of the bottom connection.

[0052] The first bolt 42 is located in the first auxiliary mechanism 4 and is threadedly connected to the first threaded seat 41. By manually rotating, the pulling force of the first pulling rope 44 can be adjusted, thereby adjusting the fixed limit degree of the clamping seat 31 to adapt to different working conditions.

[0053] The third bolt 51 is inserted into the first placement hole 55 of the limiting ring 52 and the clamping seat 31 in the second auxiliary mechanism 5, and cooperates with the first nut 53. Manually rotating the third bolt 51 can adjust the position of the first nut 53, thereby changing the squeezing force of the first spring 54 on the clamping seat 31.

[0054] The fourth bolt 57 is inserted into the second placement hole 6 of the connecting ring 21 and the connecting rod 22 at the bottom connecting part of the second auxiliary mechanism 5. The position of the second nut 58 can be adjusted by manual rotation to change the squeezing force of the second spring 56 on the connecting ring 21, thereby adjusting the tightening force of the bottom connection.

[0055] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A post insulator fastening device, comprising a post insulator (1), characterized in that: The top of the post insulator (1) is fixedly connected to a second fastening mechanism (3), and the bottom of the post insulator (1) is fixedly connected to a first fastening mechanism (2); The second fastening mechanism (3) comprises: A clamping seat (31), the clamping seat (31) being fixedly connected to the top of the post insulator (1), the inner wall of the clamping seat (31) being clamped with a second cable bolt (34), and a limiting ball being arranged at a position of the outer wall of the second cable bolt (34) located inside the clamping seat (31); A limit block (33), wherein the limit block (33) is rotatably connected to the outer wall of the clamping seat (31); The first fastening mechanism (2) comprises: A connecting ring (21), wherein the connecting ring (21) is fixedly connected to the bottom of the post insulator (1); A connecting rod (22), the connecting rod (22) being inserted into the inner wall of the connecting ring (21), and the bottom of the connecting rod (22) being fixedly connected to a first cable bolt (23); The outer wall of the connecting ring (21) is provided with a second placement hole (6), and the outer wall of the clamping seat (31) is fixedly connected with an auxiliary component.

2. A post insulator fastening device according to claim 1, characterized in that: The limit block (33) is rotatably connected to the outer wall of the clamping seat (31) via a bearing (32).

3. A post insulator fastening device according to claim 2, characterized in that: The auxiliary component is a first auxiliary mechanism (4).

4. A post insulator fastening device according to claim 3, characterized in that: The first auxiliary mechanism (4) comprises a first threaded seat (41), the first threaded seat (41) being fixedly connected to the outer wall of the clamping seat (31), the inner wall of the first threaded seat (41) being threadedly connected to a first bolt (42), the outer wall of the first bolt (42) being fixedly connected to a first cylinder (43), and the outer wall of the first cylinder (43) being fixedly connected to a first pulling rope (44).

5. A post insulator fastening device according to claim 4, characterized in that: The first pulling rope (44) is sleeved on the outer wall of the limiting block (33).

6. A post insulator fastening device according to claim 5, characterized in that: A cross bar (47) is inserted into the inner wall of the second placement hole (6), a second threaded seat (49) is fixedly connected to the outer wall of the connecting rod (22), a second bolt (48) is threadedly connected to the inner wall of the second threaded seat (49), a second cylinder (45) is fixedly connected to the outer wall of the second bolt (48), and a second pull rope (46) is fixedly connected to the outer wall of the second cylinder (45).

7. A post insulator fastening device according to claim 6, characterized in that: The second pulling rope (46) is sleeved on the outer wall of the cross bar (47).

8. A post insulator fastening device according to claim 1, characterized in that: The auxiliary component is a second auxiliary mechanism (5).

9. A post insulator fastening device according to claim 8, characterized in that: The second auxiliary mechanism (5) comprises a limiting ring (52), the limiting ring (52) being fixedly connected to the outer wall of the clamping seat (31), the outer wall of the limiting ring (52) being plugged with a third bolt (51), the outer wall of the limiting block (33) being provided with a first placement hole (55), the outer wall of the third bolt (51) being threadedly connected to a first nut (53), and the outer wall of the first nut (53) being fixedly connected to a first spring (54).

10. A post insulator fastening device according to claim 9, characterized in that: A fourth bolt (57) is inserted into the inner wall of the second placement hole (6), a second nut (58) is threadedly connected to the outer wall of the fourth bolt (57), and a second spring (56) is fixedly connected to the outer wall of the second nut (58).

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