CN209860265U - Anti-drop power drum - Google Patents

Abstract

The utility model discloses an anti-drop power drum, the rear portion of wire reel is provided with the pivot, and the wire reel passes through the pivot and rotationally movable mounting is on the support, is provided with the rocking handle on the pivot, support fixed mounting is on the support, is provided with annular extension board at the rear portion of support, has seted up in the front portion of wire reel and has dodged the groove, and annular extension board passes from dodging the groove to be located the wire reel, insulating cylinder fixed mounting is in annular extension board, insulating cylinder fixed mounting is in the wire reel, and the front portion of insulating cylinder is located the insulating cylinder, the fixed cover of conducting ring is put in the insulating cylinder outside that is located the insulating cylinder, has seted up the centre bore in the insulating cylinder, sets up flutedly and spacing hole in the interior periphery of insulating cylinder, the utility model discloses the advantage is: the phenomenon that the plug connector falls off from the socket is avoided, reliable power supply of instrument equipment is guaranteed, working efficiency is improved, and the risk that the equipment is damaged due to sudden power failure is reduced.

Description

Anti-drop power drum

Technical Field

The utility model relates to a power drum's technical field, more specifically say so and relate to power drum's for electric power construction technical field.

Background

In the work of newly-built engineering of transformer substation, technical improvement overhaul engineering, protection, repair, school and test etc., power drum often needs to be used, and instruments such as test equipment get the electricity from power drum through the equipment power cord. On the construction site, as a lot of people come and go, the power line of the equipment is often stumbled by feet, so that the power line falls off from the power line coil, the equipment for the test is suddenly powered off, test data is not stored, when the test needs to be restarted, or test parameters need to be reset or other preparations need to be made, the working efficiency is seriously influenced, and more seriously, the equipment and the equipment are easily damaged due to sudden power off, so that great economic loss is caused, and the working progress is delayed. In addition, traditional power drum can follow power drum and rotate together at the socket on the in-process power drum of receiving and releasing the line, if the grafting has the bayonet joint on the socket this moment, then just can receive and release the line after the bayonet joint is pulled out earlier, bring inconvenience for electric power construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above-mentioned not enough and providing one kind and can avoid resulting in the phenomenon that the equipment power cord drops from the power drum because of personnel stumble, can receive and release the anti-drop power drum of line under the condition that the bayonet joint was not pulled out simultaneously.

The utility model discloses a solve above-mentioned technical problem and the technical solution who adopts as follows:

an anti-drop power wire coil comprises a cable, a socket, a bracket, a wire spool, a rotary electric connection mechanism, a support, a cover plate and a wire clamp mechanism, wherein a pivot is arranged at the rear part of the wire spool, the wire spool is rotatably and movably arranged on the bracket through the pivot, a rocking handle is arranged on the pivot, the rotary electric connection mechanism comprises an insulating column, a conducting ring, a conducting pressing block, a spring, a connecting column and an insulating cylinder body, the support is fixedly arranged on the bracket, an annular support plate is arranged at the rear part of the support, an avoiding groove is arranged at the front part of the wire spool, the annular support plate penetrates through the avoiding groove and is positioned in the wire spool, the insulating cylinder body is fixedly arranged in the annular support plate, the insulating column is fixedly arranged in the wire spool, the front part of the insulating column is positioned in the insulating cylinder body, the conducting ring is fixedly sleeved outside the insulating column positioned in the, the cable clamp comprises an insulating cylinder, a connecting column, a limiting plate, a positioning plate, a conducting pressing block, a spring sleeve, a spring, a plug and a socket, wherein the inner peripheral part of the insulating cylinder is provided with a groove and a limiting hole, the connecting column is movably inserted into the limiting hole and the groove, the connecting column in the groove is provided with the limiting plate, the connecting column outside the limiting hole is provided with the positioning plate, the conducting pressing block is fixedly arranged on the positioning plate, the spring sleeve is arranged on the connecting column, one end part of the spring is abutted against the inner peripheral wall of the insulating cylinder, the other end part of the spring is abutted against the positioning plate, the conducting pressing block is pressed against the conducting ring, the cable is wound on the wire winding disc, one end part of the cable penetrates through the wire winding disc and the insulating column and is arranged in the central hole, the end part, The socket comprises a central shaft, paired racks and paired clamping plates, wherein a housing is arranged on the support and covers the outer side of the socket, a cover plate is movably hinged on the housing through a pin shaft, a locking mechanism is arranged between the cover plate and the housing, a shell is arranged on the cover plate, the central shaft is rotatably and movably arranged in the shell, a worm wheel and a gear are respectively arranged on the central shaft, a worm is rotatably and movably arranged in the shell, one end part of the worm penetrates out of the shell, a knob end is arranged on the worm outside the shell and is meshed with the worm wheel, the paired racks are respectively movably arranged in the shell and are meshed with the gear, a guide sleeve is arranged on the cover plate, the paired clamping plates are respectively and movably clamped in the guide sleeves, the paired clamping plates are respectively and fixedly connected with the paired racks through connecting rods, and corresponding arc-shaped grooves are respectively arranged on the paired clamping plates, vertical grooves corresponding to the arc-shaped grooves of the paired clamping plates are arranged on the cover plate.

The locking mechanism comprises a locking screw and a locking nut, the locking screw is movably mounted on the cover plate through a rotating shaft, a lock seat is arranged on the housing, a lock groove is formed in the lock seat, the locking screw is clamped in the lock groove, and the locking nut is screwed on the locking screw and abuts against the lock seat.

The conductive pressing block is a graphite block.

A carrying handle is arranged at the upper part of the bracket.

The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:

1. when the anti-drop power wire coil is used, a plug of a cable is plugged with a power supply, then the cover plate is opened, a power wire plug connector of instruments such as test equipment is plugged on the socket, then the cover plate is closed and locked through the locking mechanism, and simultaneously a power wire passes through the vertical groove, then the end of the knob is rotated, the worm gear and the gear are driven to rotate by the worm, the paired racks and the paired clamping plates are driven to move oppositely by the gear, the power line at the vertical groove is clamped through the arc-shaped groove of the clamping plate, when the power line is stumbled by people, because the power line is fixedly connected with the paired clamping plates, the phenomenon that the plug connector falls off from the socket is avoided, in the field construction, the risk that the power line falls off due to foot stumbling or other external force action is reduced, the reliable power supply of the instrument and equipment is ensured, the working efficiency is improved, and the risk that the equipment is damaged due to sudden power failure is reduced.

2. Through rotating the rocking handle, can drive the wire reel and rotate to receive and release the line to the cable, because rotatory electric connection mechanism's conducting ring can slide the electricity with electrically conductive briquetting and be connected, consequently avoided the socket along with wire reel pivoted phenomenon when receiving and releasing the line, thereby make this power drum need not to take off the consumer from the power drum and can receive and release the line operation, brought very big facility for the electric power construction operation.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a right-view structural diagram of fig. 3.

Detailed Description

As shown in fig. 1, the anti-drop power wire coil comprises a cable 1, a socket 2, a bracket 3, a wire spool 4, a rotary electric connection mechanism, a support 5, a cover plate 6 and a wire clamp mechanism, wherein a pivot 7 is arranged at the rear part of the wire spool 4, the wire spool 4 is rotatably and movably arranged on the bracket 3 through the pivot 7, a crank 9 is arranged on the pivot 8, and a handle 44 is arranged at the upper part of the bracket 3. As shown in fig. 2, the rotary electric connection mechanism includes an insulating column 10, a conducting ring 11, a conducting pressing block 12, a spring 13, a connection column 14 and an insulating cylinder 15, the support 5 is fixedly mounted on the support 3, an annular support plate 16 is disposed at the rear of the support 5, an avoiding groove 17 is disposed at the front of the wire reel 4, the annular support plate 16 passes through the avoiding groove 17 and is located in the wire reel 4, the insulating cylinder 15 is fixedly mounted in the annular support plate 16, the insulating column 10 is fixedly mounted in the wire reel 4, the front of the insulating column 10 is located in the insulating cylinder 15, the conducting ring 11 is fixedly sleeved outside the insulating column 10 in the insulating cylinder 15, a central hole 18 is disposed in the insulating column 10, a groove 19 and a limiting hole 20 are disposed at the inner peripheral portion of the insulating cylinder 15, the connection column 14 is movably inserted in the limiting hole 20 and the groove 19, a limiting plate 21 is disposed on the connection column 14 in the groove 19, a positioning plate 22 is arranged on the connecting column 14 outside the limiting hole 20, the conductive pressing block 12 is fixedly arranged on the positioning plate 22, and the conductive pressing block 12 is a graphite block. The spring 13 is sleeved on the connecting column 14, one end of the spring 13 abuts against the inner peripheral wall of the insulating cylinder 15, the other end of the spring 13 abuts against the positioning plate 22, the conductive pressing block 12 is pressed on the conductive ring 11, the cable 1 is wound on the wire spool 4, one end of the cable 1 respectively penetrates through the wire spool 4 and the insulating column 10 and is located in the central hole 18, the end of the cable 1 located in the central hole 18 is electrically connected with the conductive ring 11, the other end of the cable 1 is electrically connected with the plug 23, the socket 2 is fixedly installed on the support 5, and the socket 2 is electrically connected with the conductive pressing block 12 through the connecting lead 24. As shown in fig. 3 and 4, the wire clamping mechanism includes a worm 25, a central shaft 26, a pair of racks 27 and a pair of clamping plates 28, a housing 29 is disposed on the support 5, the housing 29 is covered outside the socket 2, the cover plate 6 is movably hinged to the housing 29 by a pin shaft 40, a locking mechanism is disposed between the cover plate 6 and the housing 29, the locking mechanism includes a locking screw 38 and a locking nut 39, the locking screw 38 is movably mounted on the cover plate 6 by a rotating shaft 41, a locking seat 42 is disposed on the housing 29, a locking groove 43 is disposed on the locking seat 42, the locking screw 38 is clamped in the locking groove 43, and the locking nut 39 is screwed on the locking screw 38 and abuts against the locking seat 42. The cover plate 6 is provided with a shell 30, the middle shaft 26 is rotatably and movably installed in the shell 30, the middle shaft 26 is respectively provided with a worm wheel 31 and a gear 32, the worm 25 is rotatably and movably installed in the shell 30, one end part of the worm 25 penetrates out of the shell 30, the worm 25 positioned outside the shell 30 is provided with a knob end 33, the worm 25 is meshed with the worm wheel 31, the paired racks 27 are respectively and movably arranged in the shell 30 and meshed with the gear 32, the cover plate 6 is provided with a guide sleeve 34, the paired clamping plates 28 are respectively and movably clamped in the guide sleeve 34, the paired clamping plates 28 are respectively and fixedly connected with the paired racks 27 through connecting rods 35, the paired clamping plates 28 are respectively provided with corresponding arc-shaped grooves 36, and the cover plate 6 is provided with vertical grooves 37 corresponding to the arc-shaped grooves 36 of the paired clamping plates 28.

This anti-drop power drum is when using, peg graft the plug 23 and the power of cable 1, open apron 6 after that, plant the power cord bayonet joint of instruments such as test equipment on socket 2, close apron 6 again, and lock through locking mechanical system, make the power cord pass from vertical groove 37 simultaneously, then rotate knob end 33, drive worm wheel 31 and gear 32 through worm 25 and rotate, drive mated rack 27 and mated splint 28 opposite displacement through gear 32, the power cord chucking of vertical groove 37 department is gone through to the arc wall 36 of splint 28, when the power cord is stumbled by the people, because the power cord is fixed connection with mated splint 28, consequently, can avoid the phenomenon that the bayonet joint drops from socket 2.

Claims (4)

1. Anti-drop power drum, its characterized in that: the cable clamp comprises a cable, a socket, a support, a wire spool, a rotary electric connection mechanism, a support, a cover plate and a wire clamp mechanism, wherein a pivot is arranged at the rear part of the wire spool, the wire spool is rotatably and movably arranged on the support through the pivot, a rocking handle is arranged on the pivot, the rotary electric connection mechanism comprises an insulating column, a conducting ring, a conducting pressing block, a spring, a connecting column and an insulating cylinder body, the support is fixedly arranged on the support, an annular supporting plate is arranged at the rear part of the support, an avoiding groove is formed in the front part of the wire spool, the annular supporting plate penetrates through the avoiding groove and is positioned in the wire spool, the insulating cylinder body is fixedly arranged in the annular supporting plate, the insulating column is fixedly arranged in the wire spool, the front part of the insulating column is positioned in the insulating cylinder body, the conducting ring is fixedly sleeved outside the insulating column positioned in the, the cable clamp comprises an insulating cylinder, a connecting column, a limiting plate, a positioning plate, a conducting pressing block, a spring sleeve, a spring, a plug and a socket, wherein the inner peripheral part of the insulating cylinder is provided with a groove and a limiting hole, the connecting column is movably inserted into the limiting hole and the groove, the connecting column in the groove is provided with the limiting plate, the connecting column outside the limiting hole is provided with the positioning plate, the conducting pressing block is fixedly arranged on the positioning plate, the spring sleeve is arranged on the connecting column, one end part of the spring is abutted against the inner peripheral wall of the insulating cylinder, the other end part of the spring is abutted against the positioning plate, the conducting pressing block is pressed against the conducting ring, the cable is wound on the wire winding disc, one end part of the cable penetrates through the wire winding disc and the insulating column and is arranged in the central hole, the end part, The socket comprises a central shaft, paired racks and paired clamping plates, wherein a housing is arranged on the support and covers the outer side of the socket, a cover plate is movably hinged on the housing through a pin shaft, a locking mechanism is arranged between the cover plate and the housing, a shell is arranged on the cover plate, the central shaft is rotatably and movably arranged in the shell, a worm wheel and a gear are respectively arranged on the central shaft, a worm is rotatably and movably arranged in the shell, one end part of the worm penetrates out of the shell, a knob end is arranged on the worm outside the shell and is meshed with the worm wheel, the paired racks are respectively movably arranged in the shell and are meshed with the gear, a guide sleeve is arranged on the cover plate, the paired clamping plates are respectively and movably clamped in the guide sleeves, the paired clamping plates are respectively and fixedly connected with the paired racks through connecting rods, and corresponding arc-shaped grooves are respectively arranged on the paired clamping plates, vertical grooves corresponding to the arc-shaped grooves of the paired clamping plates are arranged on the cover plate.

2. An anti-drop power line spool according to claim 1, wherein: the locking mechanism comprises a locking screw and a locking nut, the locking screw is movably mounted on the cover plate through a rotating shaft, a lock seat is arranged on the housing, a lock groove is formed in the lock seat, the locking screw is clamped in the lock groove, and the locking nut is screwed on the locking screw and abuts against the lock seat.

3. An anti-drop power line spool according to claim 1 or 2, wherein: the conductive pressing block is a graphite block.

4. An anti-drop power line spool according to claim 1 or 2, wherein: a carrying handle is arranged at the upper part of the bracket.