CN113130149A

CN113130149A - Rotatable pin type insulator

Info

Publication number: CN113130149A
Application number: CN202110388251.1A
Authority: CN
Inventors: 聂珂
Original assignee: Jiangxi Pingxiang Fuyuan Ceramic Industry Co ltd
Current assignee: Jiangxi Pingxiang Fuyuan Ceramic Industry Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-07-16
Anticipated expiration: 2041-04-12
Also published as: CN113130149B

Abstract

The invention relates to the technical field of pin insulators, and discloses a rotatable pin insulator, which solves the problems that the conventional pin insulator does not have the functions of winding, unwinding and fastening a cable, and a wire clamping head at the top of the insulator cannot be disassembled and installed at the same time; this pin insulator can effectually carry out rotation regulation to can effectually receive and release and fasten the cable conductor, and improved the efficiency of cable conductor installation, some thread clamping heads of this pin insulator simultaneously can effectually install and dismantle, thereby improved this pin insulator's performance and practicality, be favorable to pin insulator's use and maintenance.

Description

Rotatable pin type insulator

Technical Field

The invention belongs to the technical field of pin insulators, and particularly relates to a rotatable pin insulator.

Background

The pin insulator is a component for supporting or suspending a wire and forming electrical insulation between a tower and the wire; the needle type common ceramic insulator porcelain piece and the cast steel are glued together by cement glue, and the surface of the porcelain piece is coated with a layer of glaze so as to improve the insulating property of the insulator.

The existing pin insulator has the functions of retracting and fastening a cable in the middle of the installation and use process, so that the installation efficiency of the cable is low, and meanwhile, a cable clamping head at the top of the insulator cannot be disassembled and installed, so that the insulator needs to be integrally replaced after the cable clamping head is damaged; therefore, improvements are now needed in view of the current situation.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a rotatable pin insulator, which effectively solves the problems that the conventional pin insulator in the background art does not have the functions of retracting and fastening a cable, and a cable clamping head at the top of the insulator cannot be detached and installed.

In order to achieve the purpose, the invention provides the following technical scheme: a rotatable pin insulator comprises a pin insulator body, wherein a connecting threaded pin is mounted at the bottom of the pin insulator body, a fixing nut is connected to the surface of the connecting threaded pin, a connecting rod is mounted at the top of the pin insulator body, a fixing block is mounted at the top of the connecting rod, a cable winding disc is mounted at the top of the fixing block, a sleeve box is mounted on the surface of the fixing block, and operating handles are fixedly mounted on the lower portions of two end faces of the sleeve box;

the top of the connecting rod is fixedly connected with a clamping block, the middle part of the bottom of the fixed block is provided with a groove, and the clamping block is clamped in the groove;

the winding circle groove has been seted up at the middle part of cable rolling dish, and the mid-mounting in winding circle groove has the cable to perforate, and the mid-mounting at cable rolling dish top has the rotating ring, and the middle part fixed mounting of cable rolling dish bottom has the connecting pin, and the middle part of fixed block has been seted up and has been adjusted the chamber, and the bottom of connecting pin extends to the inside of adjusting the chamber, and the bottom of connecting pin rotates with the middle part of adjusting the chamber bottom to be connected, and the inside fixed mounting that the lower part of connecting pin just is located the regulation chamber has a rotating.

Preferably, the surface of the rotating gear is engaged with a fixed latch, one end of the fixed latch is rotatably mounted inside the adjusting cavity through a fixed pin, the upper part of the fixed latch is fixedly provided with an extrusion plate, and a return spring is mounted between one side of the extrusion plate and the side wall of the adjusting cavity.

Preferably, the other side of stripper plate is equipped with the runner, and the periphery of runner is equidistance installed and is extrudeed the lug, and the tip of extrusion lug and the opposite side rolling contact of stripper plate, the middle part of runner is rotated and is installed the dwang, and the dwang rotates to be installed in the inside of adjusting the chamber.

Preferably, outside the one end of dwang extended to one side of fixed block, perpendicular groove had been seted up to one side of cover box, the one end of dwang had been passed through perpendicular groove and extended to the outside and the fixed mounting of cover box and had the hand wheel.

Preferably, T-shaped sleeves and rotating grooves are formed in the upper portions and the bottoms of the four sides of the surface of the fixing block, T-shaped blocks are arranged inside the T-shaped sleeves in a sliding mode, one ends of the T-shaped blocks are fixedly connected with the inner walls of the sleeve boxes, extrusion springs are arranged between the tops of the T-shaped blocks and the tops of the T-shaped sleeves, and first protective sleeves are arranged on the surfaces of the extrusion springs.

Preferably, the inside of rotating the groove all fixed mounting have the fixed axle, and the surface rotation of fixed axle installs the axis of rotation, all installs the torsional spring between the both ends of fixed axle and the both sides of axis of rotation, and the surface mounting of torsional spring has the second lag, and the kelly groove has all been seted up to four sides of cover box inner wall, and the one end of axis of rotation is located the inside in kelly groove.

Preferably, the middle part fixed mounting of axis of rotation has the triangle to support the piece, and the triangle supports the top fixed mounting of piece and has first lug, and first shrinkage pool has all been seted up at the middle part of four sides of fixture block bottom, and first lug joint is in the inside of first shrinkage pool.

Preferably, the other end fixed mounting of axis of rotation has the cambered surface piece, and the intrados fixed mounting of cambered surface piece has the second lug, and four second shrinkage pools have been seted up to the upper portion equidistance of connecting rod, and the joint of second lug is in the inside of second shrinkage pool.

Preferably, triangular extrusion blocks are fixedly mounted in the middle of the lower parts of the four sides in the sleeve box.

Compared with the prior art, the invention has the beneficial effects that:

(1) in the working process, the pin insulator can be effectively rotated and adjusted by arranging the connecting rod, the fixing block, the cable winding disc, the sleeve box and the operating handle rod, so that a cable can be effectively wound, unwound and fastened, the cable installation efficiency is improved, and meanwhile, a clamping head arranged on the pin insulator can be effectively installed and disassembled, so that the service performance and the practicability of the pin insulator are improved, the use and the maintenance of the pin insulator are facilitated, and the pin insulator can meet the use requirement of power cable installation;

(2) during work, the winding ring groove, the cable perforation, the rotating ring, the connecting pin, the adjusting cavity, the rotating gear, the fixed clamping tooth, the fixed pin, the extrusion plate, the reset spring, the rotating rod, the rotating wheel, the vertical groove and the hand wheel are arranged, so that the cable can be effectively wound, unwound and fastened and adjusted; when the cable needs to be wound and fastened, the cable penetrates through the cable through hole, then the cable is inserted into the rotating ring through an external tool to rotate the cable winding disc, the cable is wound into the winding ring groove through rotation of the cable winding disc, the rotating gear is driven to rotate through the connecting pin through rotation of the cable winding disc, and the fixed clamping teeth can be limited and fixed through rotation of the rotating gear without reversing to unwind the cable; when the cable needs to be unreeled, the rotating rod and the rotating wheel are rotated by the rotating hand wheel, the rotating wheel can drive the extrusion lug on the surface of the rotating wheel to extrude the extrusion plate, so that the fixed latch is separated from the rotating gear and compresses the reset spring, the rotating gear can be reversely rotated by the tensile force of the cable after the fixed latch is separated from the rotating gear, and the fixed latch can be meshed with the rotating gear again through the elastic force of the reset spring to be kept fixed after the extrusion lug is separated from the extrusion plate, so that the cable is unreeled;

(3) during work, the clamping block, the groove, the T-shaped sleeve, the rotating groove, the T-shaped block, the extruding spring, the first protecting sleeve, the fixing shaft, the rotating shaft, the torsion spring, the clamping rod groove, the triangular abutting block, the first convex block, the first concave hole, the cambered surface block, the second convex block, the second concave hole and the triangular extruding block are arranged, so that the fixing block and the cable winding disc can be conveniently disassembled and installed; when needs are dismantled fixed block and cable rolling dish, at first stir the cover box upwards through the operation barre, make the cover box drive the T-shaped piece and compress extrusion spring, shifting up of cover box can be through kelly groove and triangle extrusion piece to the pivot rotation simultaneously, thereby make the pivot to screw up the torsional spring, the rotation of pivot can drive the triangle and support piece and cambered surface piece and rotate, the rotation that the triangle supported the piece can drive first lug and withdraw from the inside of first shrinkage pool, the rotation of cambered surface piece can drive the second lug and withdraw from the inside of second shrinkage pool, then pull down fixed block and cable rolling dish from the top of fixture block can.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of a top-down structure of the fixing block of the present invention;

in the figure: 1. a pin insulator body; 2. connecting a threaded pin; 3. fixing a nut; 4. a connecting rod; 401. a clamping block; 5. a fixed block; 501. a groove; 6. a cable winding disc; 601. winding ring grooves; 602. perforating a cable; 603. a rotating ring; 7. a kit; 8. operating the handle bar; 9. a connecting pin; 10. an adjustment chamber; 11. a rotating gear; 12. fixing the latch; 13. a fixing pin; 14. a pressing plate; 15. a return spring; 16. rotating the rod; 17. a rotating wheel; 18. a vertical slot; 19. a hand wheel; 20. a T-shaped sleeve; 21. a rotating groove; 22. a T-shaped block; 23. a compression spring; 24. a first protective cover; 25. a fixed shaft; 26. a rotating shaft; 27. a torsion spring; 28. a clamping rod groove; 29. a triangular resisting block; 30. a first bump; 31. a first recess; 32. a cambered surface block; 33. a second bump; 34. a second recess; 35. and (5) triangular extrusion blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 4, the invention includes a pin insulator body 1, a connecting threaded pin 2 is installed at the bottom of the pin insulator body 1, a fixing nut 3 is connected to the surface of the connecting threaded pin 2, a connecting rod 4 is installed at the top of the pin insulator body 1, a fixing block 5 is installed at the top of the connecting rod 4, a cable winding disc 6 is installed at the top of the fixing block 5, a sleeve box 7 is installed on the surface of the fixing block 5, and operating rods 8 are fixedly installed at the lower parts of two end faces of the sleeve box 7;

a fixture block 401 is fixedly connected to the top of the connecting rod 4, a groove 501 is formed in the middle of the bottom of the fixing block 5, the fixture block 401 is clamped inside the groove 501, and the fixture block 401 and the groove 501 are arranged, so that the fixing block 5 can be stably and effectively installed;

winding circle groove 601 has been seted up at the middle part of cable rolling dish 6, the mid-mounting of winding circle groove 601 has cable to perforate 602, setting through winding circle groove 601 and cable perforation 602, can effectually install and the rolling to the cable, the mid-mounting at cable rolling dish 6 top has swivel ring 603, the middle part fixed mounting of cable rolling dish 6 bottom has connecting pin 9, regulation chamber 10 has been seted up at the middle part of fixed block 5, the bottom of connecting pin 9 extends to the inside of adjusting chamber 10, and the bottom of connecting pin 9 rotates with the middle part of adjusting chamber 10 bottom to be connected, the inside fixed mounting that the lower part of connecting pin 9 just is located regulation chamber 10 has rotating gear 11, thereby make cable rolling dish 6 can effectually rotate.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 4, the fixed latch 12 is engaged with the surface of the rotating gear 11, one end of the fixed latch 12 is rotatably mounted inside the adjusting cavity 10 through a fixing pin 13, the pressing plate 14 is fixedly mounted on the upper portion of the fixed latch 12, and the return spring 15 is mounted between one side of the pressing plate 14 and the side wall of the adjusting cavity 10, so that the fixed latch 12 can stably and effectively fix the rotating gear 11.

In the third embodiment, based on the second embodiment, as shown in fig. 2, 3 and 4, a rotating wheel 17 is disposed on the other side of the extrusion plate 14, extrusion protrusions are equidistantly installed on the circumferential surface of the rotating wheel 17, the end portions of the extrusion protrusions are in rolling contact with the other side of the extrusion plate 14, a rotating rod 16 is rotatably installed in the middle of the rotating wheel 17, and the rotating rod 16 is rotatably installed inside the adjusting cavity 10, so that the fixed latch 12 can be adjusted to be separated from the rotating gear 11.

In the fourth embodiment, based on the third embodiment, as shown in fig. 2, 3 and 4, one end of the rotating rod 16 extends to the outside of one side of the fixing block 5, one side of the sleeve box 7 is provided with a vertical groove 18, one end of the rotating rod 16 extends to the outside of the sleeve box 7 through the vertical groove 18 and is fixedly provided with a hand wheel 19, so that the rotating rod 16 can be effectively adjusted in rotation.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 3, a T-shaped sleeve 20 and a rotating groove 21 are respectively formed at the upper portion and the bottom portion of the four sides of the surface of the fixing block 5, a T-shaped block 22 is slidably installed inside the T-shaped sleeve 20, one end of the T-shaped block 22 is fixedly connected with the inner wall of the sleeve box 7, an extrusion spring 23 is installed between the top of the T-shaped block 22 and the top of the T-shaped sleeve 20, and a first protection sleeve 24 is installed on the surface of the extrusion spring 23, so that the sleeve box 7 can be effectively lifted and lowered.

Sixth embodiment, on the basis of the fifth embodiment, as shown in fig. 3, a fixing shaft 25 is fixedly installed inside the rotating groove 21, a rotating shaft 26 is installed on the surface of the fixing shaft 25, torsion springs 27 are installed between both ends of the fixing shaft 25 and both sides of the rotating shaft 26, a second protection cover is installed on the surface of the torsion springs 27, clamping bar grooves 28 are formed on four sides of the inner wall of the sleeve 7, and one end of the rotating shaft 26 is located inside the clamping bar grooves 28, so that the rotating shaft 26 can effectively rotate.

Seventh embodiment, on the basis of sixth embodiment, as shown in fig. 3, the middle of the rotating shaft 26 is fixedly provided with a triangular supporting block 29, the top of the triangular supporting block 29 is fixedly provided with a first protruding block 30, the middle of the four sides of the bottom of the fixture block 401 is provided with a first concave hole 31, and the first protruding block 30 is clamped in the first concave hole 31, so that the protruding block can be effectively abutted and fixed.

Eighth embodiment, on the basis of sixth embodiment, given by fig. 3, another end fixed mounting of axis of rotation 26 has cambered surface piece 32, and the intrados fixed mounting of cambered surface piece 32 has second lug 33, and four second shrinkage cavities 34 have been seted up to the upper portion equidistance of connecting rod 4, and second lug 33 joint is in the inside of second shrinkage cavity 34 to can play effectual supporting role.

In the ninth embodiment, on the basis of the first embodiment, as shown in fig. 3, triangular pressing blocks 35 are fixedly installed in the middle of the lower portions of the four sides inside the sleeve 7, so that the rotating shaft 26 can be effectively pressed and rotated.

The working principle is as follows: when the cable needs to be wound and fastened, the cable firstly penetrates through the cable through hole 602, then is inserted into the rotating ring 603 through an external tool to rotate the cable winding disc 6, the cable is wound into the winding ring groove 601 through the rotation of the cable winding disc 6, the rotation of the cable winding disc 6 drives the rotating gear 11 to rotate through the connecting pin 9, and the rotation of the rotating gear 11 can enable the fixed clamping teeth 12 to limit and fix the cable without reversing to unwind the cable; when the cable needs to be unreeled, the rotating rod 16 and the rotating wheel 17 are rotated by rotating the hand wheel 19, the rotating wheel 17 rotates to drive the extrusion convex block on the surface of the rotating wheel to extrude the extrusion plate 14, so that the fixed latch 12 is separated from the rotating gear 11 and compresses the return spring 15, the rotating gear 11 can be reversely rotated by the tensile force of the cable after the fixed latch 12 is separated from the rotating gear 11, and the fixed latch 12 can be meshed with the rotating gear 11 again to be kept fixed by the elastic force of the return spring 15 after the extrusion convex block is separated from the extrusion plate 14, so that the cable is unreeled; when the fixing block 5 and the cable winding disc 6 need to be detached, the sleeve box 7 is firstly pulled upwards through the operation handle 8, the sleeve box 7 drives the T-shaped block 22 to compress the extrusion spring 23, meanwhile, the sleeve box 7 moves upwards to push the rotating shaft 26 to rotate through the clamping rod groove 28 and the triangular extrusion block 35, so that the rotating shaft 26 screws the torsion spring 27, the rotating shaft 26 rotates to drive the triangular support block 29 and the cambered block 32 to rotate, the triangular support block 29 rotates to drive the first bump 30 to withdraw from the inside of the first concave hole 31, the cambered block 32 rotates to drive the second bump 33 to withdraw from the inside of the second concave hole 34, and then the fixing block 5 and the cable winding disc 6 are detached from the top of the clamping block 401.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotatable pin insulator, includes pin insulator body (1), its characterized in that: the connecting threaded pin (2) is installed at the bottom of the pin insulator body (1), the fixing nut (3) is connected to the surface of the connecting threaded pin (2), the connecting rod (4) is installed at the top of the pin insulator body (1), the fixing block (5) is installed at the top of the connecting rod (4), the cable winding disc (6) is installed at the top of the fixing block (5), the sleeve box (7) is installed on the surface of the fixing block (5), and the operating handle rods (8) are fixedly installed on the lower portions of two end faces of the sleeve box (7);

a fixture block (401) is fixedly connected to the top of the connecting rod (4), a groove (501) is formed in the middle of the bottom of the fixing block (5), and the fixture block (401) is clamped inside the groove (501);

winding circle groove (601) have been seted up at the middle part of cable rolling dish (6), the mid-mounting of winding circle groove (601) has cable perforation (602), the mid-mounting at cable rolling dish (6) top has swivel becket (603), the middle part fixed mounting of cable rolling dish (6) bottom has connecting pin (9), regulation chamber (10) have been seted up at the middle part of fixed block (5), the bottom of connecting pin (9) extends to the inside of adjusting chamber (10), and the bottom of connecting pin (9) rotates with the middle part of adjusting chamber (10) bottom to be connected, the inside fixed mounting that the lower part of connecting pin (9) just is located regulation chamber (10) has rotating gear (11).

2. The rotatable pin insulator of claim 1, wherein: the surface meshing of rotating gear (11) is connected with fixed latch (12), and the one end of fixed latch (12) is rotated through fixed pin (13) and is installed in the inside of adjusting chamber (10), and the upper portion fixed mounting of fixed latch (12) has stripper plate (14), installs reset spring (15) between one side of stripper plate (14) and the lateral wall of adjusting chamber (10).

3. The rotatable pin insulator of claim 2, wherein: the opposite side of stripper plate (14) is equipped with runner (17), and the periphery equidistance of runner (17) is installed and is extruded the lug, and the tip of extruding the lug rolls with the opposite side of stripper plate (14) and contacts, and the middle part of runner (17) is rotated and is installed dwang (16), and dwang (16) are rotated and are installed in the inside of adjusting chamber (10).

4. The rotatable pin insulator of claim 3, wherein: outside the one end of dwang (16) extended to one side of fixed block (5), erect groove (18) had been seted up to one side of cover box (7), the one end of dwang (16) had hand wheel (19) through erecting groove (18) and extending to the outside and fixed mounting of cover box (7).

5. The rotatable pin insulator of claim 1, wherein: t shape cover (20) and rotation groove (21) have all been seted up to the upper portion and the bottom of fixed block (5) surface four sides, and the inside slidable mounting of T shape cover (20) has T shape piece (22), the one end and the cover box (7) inner wall fixed connection of T shape piece (22), installs between the top of T shape piece (22) and the top of T shape cover (20) extrusion spring (23), and the surface mounting of extrusion spring (23) has first lag (24).

6. The rotatable pin insulator of claim 5, wherein: the utility model discloses a cover box, including rotating groove (21), the equal fixed mounting in inside of rotating groove (21) has fixed axle (25), and the surface rotation of fixed axle (25) installs axis of rotation (26), all installs torsional spring (27) between the both ends of fixed axle (25) and the both sides of axis of rotation (26), and the surface mounting of torsional spring (27) has the second lag, and draw-bar groove (28) have all been seted up to four sides of cover box (7) inner wall, and the one end of axis of rotation (26) is located the inside in draw-bar groove (28).

7. The rotatable pin insulator of claim 6, wherein: the middle part fixed mounting of axis of rotation (26) supports piece (29), and the triangle supports the top fixed mounting who blocks (29) has first lug (30), and first shrinkage pool (31) have all been seted up at the middle part of four sides in fixture block (401) bottom, and first lug (30) joint is in the inside of first shrinkage pool (31).

8. The rotatable pin insulator of claim 6, wherein: the other end fixed mounting of axis of rotation (26) has cambered surface piece (32), and the intrados fixed mounting of cambered surface piece (32) has second lug (33), and four second shrinkage pools (34) have been seted up to the upper portion equidistance of connecting rod (4), and second lug (33) joint is in the inside of second shrinkage pool (34).

9. The rotatable pin insulator of claim 1, wherein: and triangular extrusion blocks (35) are fixedly arranged in the middle of the lower parts of the four sides in the sleeve box (7).