CN212301817U

CN212301817U - Anti-creeping safety cable fault indicator

Info

Publication number: CN212301817U
Application number: CN202020614705.3U
Authority: CN
Inventors: 陈刚健; 郭建平; 叶伟; 马玉蛟
Original assignee: Ccre Electric Co ltd
Current assignee: Ccre Electric Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-01-05
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses an anti-creeping safety cable fault indicator, which comprises an indicator base body, a U-shaped metal piece and a protective cover, wherein the U-shaped metal piece is fixed on the indicator base body and is used for connecting a cable; limiting grooves are formed in the inner wall of the protective cover at equal intervals, a plastic semicircular ring is arranged in each limiting groove, and the plastic semicircular ring is connected with the limiting grooves in a sliding mode through two moving blocks which are connected up and down; two telescopic columns are symmetrically arranged at one end of the moving block, which is far away from the plastic semicircular ring, and a reset spring is sleeved outside each telescopic column; compare with original cable fault indicator, novel anticreep safe type cable fault indicator is convenient for install the indicator base member, has reduced the installation degree of difficulty of indicator base member, can fix the indicator base member, prevents that the indicator base member from taking place the phenomenon of rocking in the protection casing is inside, can carry out the separation to the inside electric current of indicator base member simultaneously, prevents that the phenomenon of indicator base member surface from taking place the electric leakage.

Description

Anti-creeping safety cable fault indicator

Technical Field

The utility model relates to an electrical equipment technical field specifically is an anticreep safe type cable fault indicator.

Background

The cable type short-circuit fault indicator is a device which is arranged on a transformer box or a cable and is used for indicating cable fault branches and fault current circulation, once a short-circuit fault occurs to a line, a line patrol worker can rapidly determine a fault section, a branch and a fault point by means of flashing alarm display on the indicator, great convenience is brought to actual work, but in application, the cable type short-circuit fault indicator still has more defects and needs to be gradually improved;

therefore, the Chinese patent discloses a cable type short circuit fault indicator, application number 201621344571.8, the utility model discloses a support body is fixed in the cavity through the dead lever is connected with the indicator basal body, the dead lever does not extend any devices such as dead lever outside the metal piece and the indicator basal body, the centralization degree of each part is high, after the cable is installed with the indicator of the utility model, the outer surface is clean, no bulge and the like exist, no inconvenience is caused, and no potential danger exists;

however, the cable generates current during operation, and the current flows along the outer surface of the indicator substrate, so that the phenomenon of electric leakage occurs on the outer surface of the indicator substrate, and the safety factor around the device is further reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safe type cable fault indicator of anticreep can effectively solve but provide in the above-mentioned background art because the cable can produce the electric current when the operation, and the electric current can flow along indicator base member surface to lead to indicator base member surface to produce the phenomenon of electric leakage, further reduced the problem of the factor of safety around the device.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-creeping safety cable fault indicator comprises an indicator substrate, a U-shaped metal piece and a protective cover, wherein the U-shaped metal piece is fixed on the indicator substrate and used for connecting a cable, the protective cover is sleeved at the bottom end of the indicator substrate, and the metal piece is rotatably connected with two side faces of the indicator substrate through a rotating shaft; limiting grooves are formed in the inner wall of the protective cover at equal intervals, a plastic semicircular ring is arranged in each limiting groove, and the plastic semicircular ring is connected with the limiting grooves in a sliding mode through two moving blocks which are connected up and down; two telescopic columns are symmetrically arranged at one end, far away from the plastic semicircular ring, of the moving block, and a reset spring is sleeved outside each telescopic column.

Preferably, a disc is arranged at the joint of the metal piece and the rotating shaft, a plurality of cylinders are arranged on the outer ring array of the disc, circular holes corresponding to the cylinders are formed in the outer ring of the metal piece connected with the rotating shaft, and the disc is connected with the circular holes in the metal piece in an inserting and matching mode through the cylinders; the middle part of the disc is provided with a positioning hole, and one end of the disc is provided with a limiting hole corresponding to the edge part of the outer surface of the positioning hole.

Preferably, the other end of the return spring is fixedly connected with the protective cover, and one end of the telescopic column is fixedly connected with the protective cover.

Preferably, one end of the rotating shaft is located inside the positioning hole, a nut is sleeved at the position, corresponding to one end edge of the metal piece, of the outer surface of the rotating shaft, and the nut is located inside the limiting hole.

Preferably, the top of the front surface and the top of the back surface of the indicator base body are both fixedly connected with connecting rods, the middle part of the inner wall of each connecting rod is provided with a sliding chute, a threaded rod penetrates through the inside of each sliding chute, and an upright post is welded at one end of each threaded rod; the outer surface of two sides of the threaded rod is provided with threads in opposite directions, the two sides of the threaded rod are sleeved with sliding blocks, the middle of the top end of each sliding block is fixedly provided with a manual telescopic rod, each of the two manual telescopic rods is welded with a semi-circular ring, and the openings of the two semi-circular rings are arranged in opposite directions.

Preferably, the sliding groove and the sliding block are T-shaped, and the sliding block is connected with the threaded rod through threads.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. through the protection casing, the spacing groove, the movable block, the plastics semicircle ring, reset spring and flexible post, can be convenient for install the indicator base member, the installation degree of difficulty of indicator base member has been reduced, simultaneously, can fix the indicator base member, prevent that the indicator base member from taking place the phenomenon of rocking in the protection casing is inside, utilize the protection casing to protect the indicator base member in addition, can carry out the separation to the inside electric current of indicator base member simultaneously, thereby prevent that the phenomenon of indicator base member surface from taking place the electric leakage.

2. Through round hole, cylinder, disc, locating hole and spacing hole, can be convenient for fix the metalwork, prevent that the relative pivot of metalwork from taking place the phenomenon of skidding, can protect metalwork and indicator base member junction moreover.

3. Through connecting rod, spout, threaded rod, slider, manual telescopic link, semicircle ring sum stand, can fix the cable to prevent that the cable from taking place the phenomenon of rocking at the device top, and then make the more stable of being connected between cable and the device.

Drawings

The accompanying drawings 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 invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

figure 2 is a cross-sectional view of the indicator base of the present invention;

FIG. 3 is a schematic view of the installation structure of the telescopic column of the present invention;

fig. 4 is a schematic view of the mounting structure of the sliding block of the present invention;

FIG. 5 is a schematic view of the limiting hole of the present invention;

reference numbers in the figures: 1. an indicator base; 2. a metal member; 3. a protective cover; 4. a limiting groove; 5. a moving block; 6. a plastic semicircular ring; 7. a return spring; 8. a telescopic column; 9. a circular hole; 10. a cylinder; 11. a disc; 12. a limiting hole; 13. positioning holes; 14. a connecting rod; 15. a chute; 16. a threaded rod; 17. a slider; 18. a manual telescopic rod; 19. a semicircular ring; 20. and (4) a column.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-5, the utility model provides a technical solution, an anti-creeping safety cable fault indicator, comprising an indicator base 1, a U-shaped metal piece 2 fixed on the indicator base 1 and used for connecting a cable, and a protective cover 3 sleeved at the bottom end of the indicator base 1, wherein the metal piece 2 is rotatably connected with two side surfaces of the indicator base 1 through a rotating shaft; limiting grooves 4 are formed in the inner wall of the protective cover 3 at equal intervals, a plastic semicircular ring 6 is arranged in each limiting groove 4, and the plastic semicircular ring 6 is connected with the limiting grooves 4 in a sliding mode through two moving blocks 5 which are connected up and down; two telescopic columns 8 are symmetrically arranged at one end, far away from the plastic semicircular ring 6, of the moving block 5, and a reset spring 7 is sleeved outside each telescopic column 8.

Further, a disc 11 is arranged at the joint of the metal piece 2 and the rotating shaft, a plurality of cylinders 10 are arranged on the outer ring of the disc 11 in an array manner, round holes 9 corresponding to the cylinders 10 are arranged at the outer ring of the metal piece 2 connected with the rotating shaft, and the disc 11 is connected with the round holes 9 on the metal piece 2 in an inserting and matching manner through the cylinders 10; the middle part of the disc 11 is provided with a positioning hole 13, and one end of the disc 11 is provided with a limiting hole 12 corresponding to the edge part of the outer surface of the positioning hole 13.

Further, fixed connection between the other end of the reset spring 7 and the protection cover 3, and fixed connection between one end of the telescopic column 8 and the protection cover 3.

Furthermore, one end of the rotating shaft is located inside the positioning hole 13, a nut is sleeved at a position, corresponding to one end edge of the metal piece 2, of the outer surface of the rotating shaft, and the nut is located inside the limiting hole 12.

Furthermore, the top of the front and the back of the indicator base body 1 are fixedly connected with connecting rods 14, the middle of the inner wall of each connecting rod 14 is provided with a sliding chute 15, a threaded rod 16 penetrates through the inside of each sliding chute 15, and one end of each threaded rod 16 is welded with an upright post 20; the outer surfaces of two sides of the threaded rod 16 are provided with threads in opposite directions, the two sides of the threaded rod 16 are sleeved with sliding blocks 17, a manual telescopic rod 18 is fixedly mounted in the middle of the top end of each sliding block 17, two semi-circular rings 19 are welded on the two manual telescopic rods 18 respectively, and the openings of the two semi-circular rings 19 are arranged in opposite directions.

Furthermore, the sliding groove 15 and the sliding block 17 are in a T shape, and the sliding block 17 is connected with the threaded rod 16 through threads.

The utility model discloses a theory of operation and use flow: in the actual use process of the cable fault indicator, the metal piece 2 and the indicator substrate 1 are connected, then the cylinder 10 on the disc 11 is inserted into the round hole 9, at the moment, the rotating shaft and the nut respectively enter the positioning hole 13 and the limiting hole 12, so that the metal piece 2 can be conveniently installed, meanwhile, the metal piece 2 can be conveniently fixed, the phenomenon that the metal piece 2 slips relative to the rotating shaft is prevented, and the joint of the metal piece 2 and the indicator substrate 1 can be protected;

then, the indicator base body 1 is placed into the protective cover 3, when the indicator base body 1 contacts the plastic semicircular ring 6, the indicator base body 1 drives the plastic semicircular ring 6 to move, when the plastic semicircular ring 6 moves, the moving block 5 is driven to move along the inner part of the limiting groove 4, the moving block 5 extrudes the reset spring 7 and the telescopic column 8, the reset spring 7 and the telescopic column 8 contract, the indicator base body 1 can be conveniently installed, the installation difficulty of the indicator base body 1 is reduced, meanwhile, the indicator base body 1 can be fixed, the phenomenon that the indicator base body 1 shakes in the protective cover 3 is prevented, the indicator base body 1 can be protected by the protective cover 3, meanwhile, the current in the indicator base body 1 can be blocked, and the phenomenon that electric leakage occurs on the outer surface of the indicator base body 1 is prevented;

connect between cable and metalwork 2 at last, then the user passes through stand 20 and drives threaded rod 16 and rotate, and threaded rod 16 drives two sliders 17 and removes along spout 15 in opposite directions when rotating, then user pulling manual telescopic link 18, it removes to drive semicircle ring 19 when manual telescopic link 18 is flexible, then rotate threaded rod 16, thereby make the cable enter into between two semicircle rings 19, can fix the cable, thereby prevent that the cable from taking place the phenomenon of rocking at the device top, and then make the more stable of connecting between cable and the device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anticreep safe type cable fault indicator which characterized in that: the cable indicator comprises an indicator base body (1), a U-shaped metal piece (2) fixed on the indicator base body (1) and used for connecting a cable, and a protective cover (3) sleeved at the bottom end of the indicator base body (1), wherein the metal piece (2) is rotatably connected with two side faces of the indicator base body (1) through a rotating shaft; limiting grooves (4) are formed in the inner wall of the protective cover (3) at equal intervals, a plastic semicircular ring (6) is arranged in each limiting groove (4), and the plastic semicircular ring (6) is connected with the limiting grooves (4) in a sliding mode through two moving blocks (5) which are connected up and down; two telescopic columns (8) are symmetrically arranged at one end, far away from the plastic semicircular ring (6), of the moving block (5), and a reset spring (7) is sleeved outside each telescopic column (8).

2. An electrical leakage prevention safety cable fault indicator as claimed in claim 1, wherein: a disc (11) is arranged at the joint of the metal piece (2) and the rotating shaft, a plurality of cylinders (10) are arranged on the outer ring of the disc (11) in an array manner, round holes (9) corresponding to the cylinders (10) are formed in the outer ring of the metal piece (2) connected with the rotating shaft, and the disc (11) is connected with the round holes (9) in the metal piece (2) in an inserting and matching manner through the cylinders (10); the positioning hole (13) is formed in the middle of the disc (11), and the limiting hole (12) is formed in the position, corresponding to the edge of the outer surface of the positioning hole (13), of one end of the disc (11).

3. An anti-creeping safety cable fault indicator according to claim 1, characterized in that the other end of the return spring (7) is fixedly connected to the protective cover (3), and the one end of the telescopic column (8) is fixedly connected to the protective cover (3).

4. The anti-creeping safety cable fault indicator according to claim 2, wherein one end of the rotating shaft is located inside the positioning hole (13), a nut is sleeved on the outer surface of the rotating shaft at a position corresponding to an edge of one end of the metal piece (2), and the nut is located inside the limiting hole (12).

5. The anti-creeping safety cable fault indicator according to claim 1, wherein a connecting rod (14) is fixedly connected to the top of the front surface and the top of the back surface of the indicator base body (1), a sliding groove (15) is formed in the middle of the inner wall of the connecting rod (14), a threaded rod (16) penetrates through the sliding groove (15), and an upright post (20) is welded to one end of the threaded rod (16); threaded rod (16) both sides surface all seted up the screw thread, two the opposite direction of screw thread, slider (17) have all been cup jointed to threaded rod (16) both sides, slider (17) top middle part fixed mounting has manual telescopic link (18), each welding has a semicircle ring (19) on two manual telescopic link (18), the opening of two semicircle rings (19) sets up in opposite directions.

6. An anti-creeping safety cable fault indicator according to claim 5, characterized in that the runner (15) and the slide (17) are T-shaped, and the slide (17) and the threaded rod (16) are connected by a thread.