CN210723703U

CN210723703U - Low-voltage switchgear cable fixed bolster

Info

Publication number: CN210723703U
Application number: CN201921635510.0U
Authority: CN
Inventors: 汤伟; 吴永祥
Original assignee: Sichuan Hyergy Electrical Appliance Co ltd
Current assignee: Sichuan Hyergy Electrical Appliance Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-09
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a low-voltage switchgear cable fixed bolster, including fixed cross beam, fixed cross beam's middle part inboard is provided with the pinhole, fixed cross beam's upper surface is provided with the bracing piece, the top fixedly connected with layer board of bracing piece, the inboard threaded connection of layer board has the lead screw, the lower extreme of lead screw is provided with the sliding sleeve, the upper end of lead screw is fixed with the turning block, the outside of turning block is provided with the atress pole, the inboard of pinhole is pegged graft there is the locating lever, the upper end fixedly connected with lower plate of locating lever, the top fixedly connected with slide bar of lower plate, the outside sliding connection of slide bar has the punch holder, the inboard of punch holder is provided with the spout, the top of slide bar is provided with the slider, the upper end: the cable can be clamped through the cooperation between the lower clamping plate and the upper clamping plate, so that the cable can be fixed, the cable is prevented from falling off at the wiring position when the cable is dragged, and the phenomenon of poor contact of the switch cabinet or short circuit of the electric wire is avoided.

Description

Low-voltage switchgear cable fixed bolster

Technical Field

The utility model relates to a low-voltage switchgear technical field specifically is a low-voltage switchgear cable fixed bolster.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical engineering, metallurgy, textile, high-rise buildings and the like in real life, and is used for power transmission, power distribution and electric energy conversion, and the low-voltage switch cabinet needs to be matched with a cable for use.

The cable inlet of the existing low-voltage switch cabinet is not provided with a cable fixing structure, so that the connecting cable of the outlet unit at the lower part of the low-voltage switch cabinet cannot be fixed, the cable is easy to pull in long-term use, and then the wiring part of the cable falls off, so that poor contact of the switch cabinet is caused, short circuit phenomenon of the electric wire is caused, and the switch cabinet is burnt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low tension switchgear cable fixed bolster to solve the cable inlet and often not set up cable fixed knot and construct, make the connecting cable who is in the low tension switchgear lower part have the fixed problem of way.

In order to achieve the above object, the utility model provides a following technical scheme: a cable fixing bracket of a low-voltage switch cabinet comprises a fixing cross beam, wherein a pin hole is formed in the inner side of the middle of the fixing cross beam, a support rod is arranged on the upper surface of the fixing cross beam, a support plate is fixedly connected to the top end of the support rod, a lead screw is in threaded connection with the inner side of the support plate, a sliding sleeve is arranged at the lower end of the lead screw, a rotating block is fixed at the upper end of the lead screw, a force applying rod is arranged on the outer side of the rotating block, a positioning rod is inserted into the inner side of the pin hole, a lower clamping plate is fixedly connected to the upper end of the positioning rod, a sliding rod is fixedly connected to the top end of the lower clamping plate, an upper clamping plate is in sliding connection with the outer side of the sliding rod, a sliding groove is formed in the inner side of the upper clamping plate, a sliding, the inner side of the arc-shaped groove is connected with a cable in a contact mode.

Preferably, the number of the lower clamping plates corresponds to that of the upper clamping plates one by one, and the number of the lower clamping plates is not less than three.

Preferably, the inner wall of arc wall glues and glues there is the decompression cushion, and rubber materials is selected for use to the decompression cushion material.

Preferably, the two sides of the fixed cross beam are fixedly connected with mounting blocks, and through holes are formed in the inner sides of the mounting blocks.

Compared with the prior art, the beneficial effects of the utility model are that: this low-voltage switchgear cable fixed bolster:

1. the cable can be cliied through the cooperation between lower plate and the punch holder for the cable can be fixed, prevents when dragging the cable, leads to the wiring department of cable to drop, in order to avoid causing cubical switchboard contact failure or electric wire short circuit phenomenon, and the decompression cushion can protect the cable, prevents that lower plate and punch holder from crushing the cable.

2. Through rotatory lead screw can for the sliding sleeve shifts up, and the spring kick-backs and makes lower plate and punch holder open, and then can take out the cable, and rotatory different lead screw corresponds different cables, rotates the lead screw as required, conveniently changes or adds the cable, can not influence other cables when changing or adding.

Drawings

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

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is a schematic view of the fixing beam of the present invention.

In the figure: 1. fixing the cross beam; 2. mounting blocks; 3. a pin hole; 4. a support bar; 5. a support plate; 6. a screw rod; 7. a sliding sleeve; 8. rotating the block; 9. a stressing rod; 10. positioning a rod; 11. a lower splint; 12. a slide bar; 13. an upper splint; 14. a chute; 15. a slider; 16. a spring; 17. a mandrel; 18. an arc-shaped slot; 19. an electrical cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a cable fixing support of a low-voltage switch cabinet comprises a fixing cross beam 1, wherein mounting blocks 2 are fixedly connected to two sides of the fixing cross beam 1, through holes are formed in the inner sides of the mounting blocks 2, screws penetrate through the mounting blocks 2, the fixing cross beam 1 is fixedly mounted at a cable inlet of the low-voltage switch cabinet, pin holes 3 are formed in the inner side of the middle of the fixing cross beam 1, a supporting rod 4 is arranged on the upper surface of the fixing cross beam 1, a supporting plate 5 is fixedly connected to the top end of the supporting rod 4, a screw rod 6 is in threaded connection with the inner side of the supporting plate 5, the screw rod 6 rotates clockwise, the screw rod 6 can displace downwards under the action of threaded force, a sliding sleeve 7 is arranged at the lower end of the screw rod 6, the sliding sleeve 7 can move along with the screw rod 6, a rotating block 8 is fixed to the upper end of the screw rod 6, the screw rod 6 is enabled to rotate more conveniently, the inner side of the pin hole 3 is inserted with a positioning rod 10, the upper end of the positioning rod 10 is fixedly connected with a lower clamping plate 11, the top end of the lower clamping plate 11 is fixedly connected with a sliding rod 12, the outer side of the sliding rod 12 is slidably connected with an upper clamping plate 13, the number of the lower clamping plate 11 and the number of the upper clamping plate 13 are in one-to-one correspondence, the number of the lower clamping plate 11 and the number of the upper clamping plate 13 are not less than three, the upper clamping plate 13 can move up and down, the inner side of the upper clamping plate 13 is provided with a sliding groove 14, the top end of the sliding rod 12 is provided with a sliding block 15, the sliding block 15 can slide in the sliding groove 14, the upper end of the sliding block 15 is in contact connection with a spring 16, the spring 16 is in a compressed state, the upward force is applied, dabber 17 inserts in sliding sleeve 7, the inboard of lower plate 11 and punch holder 13 all is provided with arc wall 18, the inner wall of arc wall 18 glues glutinous decompression cushion, and rubber material is chooseed for use to decompression cushion material, the inboard contact of arc wall 18 is connected with cable 19, and the decompression cushion can be protected cable 19, prevents that lower plate 11 and punch holder 13 from crushing cable 19, can through anticlockwise rotation lead screw 6 for sliding sleeve 7 moves up, then spring 16 can kick-back, makes punch holder 13 upwards carry out the displacement, loses the restriction of punch holder 13, can take cable 19 out, and the convenience is changed cable 19, and different lead screw 6 corresponds different punch holder 13 respectively, makes each other not influence when changing cable 19.

The utility model discloses when concrete implementation: firstly, a screw penetrates through the mounting block 2, the screw is fixedly mounted at a cable inlet of a low-voltage switch cabinet, so that a cable 19 entering the switch cabinet needs to pass through the fixed cross beam 1, the sliding sleeve 7 moves upwards when the screw rod 6 rotates anticlockwise, the spring 16 rebounds to enable the upper clamping plate 13 to move upwards, the distance between the lower clamping plate 11 and the upper clamping plate 13 is increased, the cable 19 passes through the space between the lower clamping plate 11 and the upper clamping plate 13, the screw rod 6 displaces downwards when the screw rod 6 rotates clockwise, the screw rod 6 is subjected to the action of a threaded force, the sliding sleeve 7 moves along with the screw rod 6, the sliding sleeve 7 moves downwards to extrude the upper clamping plate 13, the spring 16 compresses, the upper clamping plate 13 displaces downwards to clamp the cable 19, when the cable 19 needs to be replaced, the screw rod 6 rotates anticlockwise, the sliding sleeve 7 moves upwards, and the spring 16 rebounds, make the punch holder 13 upwards carry out the displacement, lose the restriction of punch holder 13, can take out cable 19, conveniently change cable 19, and different lead screw 6 corresponds different punch holder 13 respectively for can not influence each other when changing cable 19.

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 low-voltage switchgear cable fixed bolster, includes fixed cross beam (1), its characterized in that: the middle inner side of the fixed cross beam (1) is provided with a pin hole (3), the upper surface of the fixed cross beam (1) is provided with a support rod (4), the top end of the support rod (4) is fixedly connected with a support plate (5), the inner side of the support plate (5) is in threaded connection with a lead screw (6), the lower end of the lead screw (6) is provided with a sliding sleeve (7), the upper end of the lead screw (6) is fixed with a rotating block (8), the outer side of the rotating block (8) is provided with a reinforcing rod (9), the inner side of the pin hole (3) is spliced with a positioning rod (10), the upper end of the positioning rod (10) is fixedly connected with a lower clamping plate (11), the top end of the lower clamping plate (11) is fixedly connected with a sliding rod (12), the outer side of the sliding rod (12) is slidably connected with an upper clamping plate (13), the inner side of the upper, the upper end contact of slider (15) is connected with spring (16), the top fixedly connected with dabber (17) of punch holder (13), the inboard of lower plate (11) and punch holder (13) all is provided with arc wall (18), the inboard contact of arc wall (18) is connected with cable (19).

2. The low-voltage switch cabinet cable fixing bracket as claimed in claim 1, wherein: the number of the lower clamping plates (11) and the number of the upper clamping plates (13) are in one-to-one correspondence, and the number of the lower clamping plates (11) and the number of the upper clamping plates (13) are not less than three.

3. The low-voltage switch cabinet cable fixing bracket as claimed in claim 1, wherein: the inner wall of the arc-shaped groove (18) is adhered with a pressure reducing cushion, and the pressure reducing cushion is made of rubber.

4. The low-voltage switch cabinet cable fixing bracket as claimed in claim 1, wherein: the mounting device is characterized in that mounting blocks (2) are fixedly connected to two sides of the fixed cross beam (1), and through holes are formed in the inner sides of the mounting blocks (2).