CN217307201U

CN217307201U - Adjustable fire-resistant bus duct structure

Info

Publication number: CN217307201U
Application number: CN202220334834.6U
Authority: CN
Inventors: 史卫平; 史梦云; 孙丽萍
Original assignee: Zhenjiang Suheng Power Automation Co ltd
Current assignee: Zhenjiang Suheng Power Automation Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-26
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses an adjustable fire-resistant bus duct structure, which comprises a shell, wherein the bottom inside the shell is provided with a linear slide bar, the upper side of the linear slide bar is provided with a fixed connecting block, the bottom of the fixed connecting block is provided with a first slide block, the upper side of the linear slide bar is provided with a first chute, the upper part of the fixed connecting block is provided with an adjusting rod, an insulating rod is arranged between the two adjusting rods, the two ends of the insulating rod are both provided with a second slide block towards one side of the adjusting rod, the adjusting rod is provided with a second chute towards one side of the insulating rod, the adjusting rod is provided with second thread grooves which are uniformly distributed towards one side of the insulating rod, the outer side of the insulating rod is provided with a second locking nut which is matched with the second thread grooves, the problem that a conductive bar is inconvenient to adjust in the shell can be effectively solved, and the number of the insulating rod and the adjusting rods can be increased or reduced according to the number of the conductive bars, the use stability of the conducting bar in the bus duct is improved, the installation and the adjustment are convenient, and the installation efficiency is improved.

Description

Adjustable fire-resistant bus duct structure

Technical Field

The utility model belongs to the technical field of the bus duct, concretely relates to adjustable fire-resistant type bus duct structure.

Background

The bus duct, a closed metal device composed of copper and aluminum bus bars, is used to distribute large power to the elements of the decentralized system, and has been increasingly used as a substitute for wire and cable in the project of indoor low-voltage power transmission main line engineering.

The fire-resistant bus duct is composed of a shell coated with fire-proof paint, a bus wrapped with fire-resistant mica tapes and a support made of fire-resistant insulating materials, wherein a plurality of grooves are formed in the support, the grooves are internally provided with the bus and are used for fixing the bus, a bus duct connecting box is arranged at one end of the bus duct, a bus tapping box is arranged in the bus duct, the fire-resistant bus duct has excellent insulating property, can be continuously used in normal environment and can be continuously used for more than one hour in fire catching environment, and is applicable to high-rise buildings and important facilities and replaces fire-resistant cables to play a role in power transmission and distribution.

The existing fireproof bus duct can only be fixedly installed in use and installation, so that the conductive bar is inconvenient to adjust in the shell, inconvenient to install and use and installation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable fire-resistant type bus duct structure to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable fireproof bus duct structure comprises a shell, wherein a top cover is clamped at the upper part of the shell, linear sliding rods are arranged on two sides of the inner bottom end of the shell, fixed connecting blocks which are uniformly distributed are arranged on the upper sides of the linear sliding rods, a first sliding block is arranged at the bottom end of each fixed connecting block, a first sliding groove matched with the first sliding block is formed in the upper side of each linear sliding rod, an adjusting rod is arranged on the upper part of each fixed connecting block, symmetrically distributed insulating rods are arranged between every two adjacent adjusting rods on the two linear sliding rods, a second sliding block is arranged at each of two ends of each insulating rod, facing one side of each adjusting rod, a second sliding groove matched with the second sliding block is formed in one side of each adjusting rod, facing the insulating rod, a second threaded groove which is uniformly distributed is formed in one side of each adjusting rod, facing the insulating rod, and a second locking nut matched with the second thread groove is arranged on the outer side of the insulating rod.

Preferably, the insulating rods are symmetrically distributed, the clamping grooves are uniformly distributed on the insulating rods, the clamping grooves are symmetrically distributed on the insulating rods in opposite directions, and the conducting bars are arranged between the clamping grooves distributed in opposite directions.

Preferably, first thread grooves which are uniformly distributed are formed in the connecting positions of the shell and the top cover, and first locking nuts matched with the first thread grooves are arranged on the top cover.

Preferably, both ends of the shell are provided with symmetrically distributed joint side plates.

Preferably, the first sliding groove and the second sliding groove are both convex grooves, and the first sliding block and the second sliding block are both convex sliding blocks.

Preferably, the clamping groove is a U-shaped groove, and an insulating anti-skid pad is arranged at the joint of the clamping groove and the conductive bar.

Preferably, the height of the adjustment lever is lower than the inner depth of the housing.

Preferably, a fireproof insulating base plate is arranged at the joint of the shell and the top cover.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a set up regulation pole, straight line slide bar, first spout, second spout, first slider and second slider, can effectively solve the problem that the electrically conductive row is inconvenient to be adjusted in the casing, can increase or reduce the quantity of insulator spindle and regulation pole according to the quantity of electrically conductive row simultaneously, improve the stability in use of the electrically conductive row in the bus duct, conveniently install and adjust, improve the installation effectiveness;

(2) the insulating rod separates the conductive bar from the shell, which can reduce the probability of electric shock and improve the safety of the bus duct;

(3) through being provided with the draw-in groove, can block fixedly electrically conductive row, avoid electrically conductive row to rock in the casing, further improve the stability that the bus duct used.

Drawings

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

FIG. 2 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is a schematic front view of the sectional structure of the present invention.

In the figure: 1. a housing; 2. a top cover; 3. a first lock nut; 4. a conductive bar; 5. an insulating rod; 6. adjusting a rod; 7. a card slot; 8. a linear slide bar; 9. a first chute; 10. fixing a connecting block; 11. a second chute; 12. a first thread groove; 13. a second lock nut; 14. a second thread groove; 15. a first slider; 16. a second slider; 17. and a joint side plate.

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. 1-4, the present invention provides a technical solution: an adjustable fireproof bus duct structure comprises a shell 1, wherein two ends of the shell 1 are respectively provided with a symmetrically distributed joint side plate 17, the upper part of the shell 1 is clamped with a top cover 2, two sides of the inner bottom end of the shell 1 are respectively provided with a linear slide rod 8, the upper side of the linear slide rod 8 is provided with a uniformly distributed fixed connecting block 10, the bottom end of the fixed connecting block 10 is provided with a first sliding block 15, the upper side of the linear slide rod 8 is provided with a first sliding chute 9 matched with the first sliding block 15, the upper part of the fixed connecting block 10 is provided with an adjusting rod 6, the height of the adjusting rod 6 is lower than the inner depth of the shell 1, two adjacent adjusting rods 6 on the two linear slide rods 8 are provided with symmetrically distributed insulating rods 5, two ends of each insulating rod 5 are respectively provided with a second sliding block 16 on one side facing the adjusting rod 6, one side of the adjusting rod 6 facing the insulating rod 5 is provided with a second sliding chute 11 matched with the second sliding block 16, first spout 9 and second spout 11 are the convex groove, and first slider 15 and second slider 16 are the convex slider, and the second thread groove 14 of evenly distributed is seted up towards one side of insulator spindle 5 on adjusting pole 6, and the outside of insulator spindle 5 is provided with the second lock nut 13 with 14 looks adaptations of second thread groove, the utility model discloses a set up and adjust pole 6, straight line slide bar 8, first spout 9, second spout 11, first slider 15 and second slider 16, can effectively solve the problem of leading electrical drainage 4 inconvenient regulation in casing 1, can increase or reduce insulator spindle 5 and the quantity of adjusting pole 6 according to the quantity of leading electrical drainage 4 simultaneously, further improve the stability in use of leading electrical drainage 4 in the bus duct, insulator spindle 5 separates leading electrical drainage 4 and casing 1 simultaneously, can reduce the probability of electrocution, improves the security that the bus duct used.

In this embodiment, evenly distributed's draw-in groove 7 has all been seted up on the insulator spindle 5 of symmetric distribution, draw-in groove 7 on the insulator spindle 5 of symmetric distribution distributes in opposite directions, is provided with between the draw-in groove 7 that distributes in opposite directions and leads electrical drainage 4, and draw-in groove 7 is the U-shaped groove, and draw-in groove 7 and the junction that leads electrical drainage 4 are provided with insulating slipmat, through being provided with draw-in groove 7, can block fixedly leading electrical drainage 4, avoid leading electrical drainage 4 to rock in casing 1, further improve the stability that the bus duct used.

In this embodiment, evenly distributed's first thread groove 12 has all been seted up to the junction of casing 1 and top cap 2, is provided with the first lock nut 3 with first thread groove 12 looks adaptation on the top cap 2, and the junction of casing 1 and top cap 2 is provided with the insulating backing plate of fire prevention, makes things convenient for the connection of casing 1 and top cap 2, and the insulating backing plate of fire prevention promotes the fire resistance nature simultaneously.

The utility model discloses an use flow: when the bus duct is used, the number of the insulating rods 5 and the number of the adjusting rods 6 are increased or reduced according to the number of the conductive bars 4, then the conductive bars 4 are placed between the two insulating rods 5 in the shell 1 according to the construction standard, then the conductive bars 4 can be fixedly clamped by the clamping grooves 7 on the insulating rods 5, the conductive bars 4 are prevented from shaking in the shell 1, the use stability of the bus duct is further improved, then the heights of the two insulating rods 5 are adjusted through the second sliding grooves 11 and the second sliding blocks 16, further, the height of the conductive bars 4 in the shell 1 is adjusted, the problem that the conductive bars 4 are inconvenient to adjust in the shell 1 can be effectively solved, meanwhile, the number of the insulating rods 5 and the number of the adjusting rods 6 can be increased or reduced according to the number of the conductive bars 4, the use stability of the conductive bars 4 in the bus duct is further improved, meanwhile, the insulating rods 5 separate the conductive bars 4 from the shell 1, and the electric shock probability can be reduced, the safety of bus duct use is improved, then with top cap 2 card on casing 1 again, then use first lock nut 3 screw in first thread groove 12 to with casing 1 and top cap 2 fixed locking.

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 fire-resistant type bus duct structure of adjustable, includes casing (1), its characterized in that: a top cover (2) is clamped at the upper part of the shell (1), linear slide rods (8) are arranged on two sides of the bottom end inside the shell (1), fixed connecting blocks (10) which are uniformly distributed are arranged on the upper side of each linear slide rod (8), first sliding grooves (9) matched with the first sliding blocks (15) are formed in the bottom end of each fixed connecting block (10), adjusting rods (6) are arranged on the upper parts of the fixed connecting blocks (10), insulating rods (5) which are symmetrically distributed are arranged between two adjacent adjusting rods (6) on the two linear slide rods (8), second sliding blocks (16) are arranged on two ends of each insulating rod (5) towards one side of each adjusting rod (6), second sliding grooves (11) matched with the second sliding blocks (16) are formed in one side of each adjusting rod (6) towards the insulating rods (5), second thread grooves (14) which are uniformly distributed are formed in one side, facing the insulating rod (5), of the adjusting rod (6), and second locking nuts (13) matched with the second thread grooves (14) are arranged on the outer side of the insulating rod (5).

2. The adjustable fire-resistant bus duct structure as claimed in claim 1, wherein: the insulation rods (5) are symmetrically distributed, clamping grooves (7) which are uniformly distributed are formed in the insulation rods (5), the clamping grooves (7) are symmetrically distributed in the insulation rods (5), and conductive bars (4) are arranged between the clamping grooves (7) which are oppositely distributed.

3. The adjustable refractory bus duct structure as claimed in claim 1, wherein: the shell (1) and the connection part of the top cover (2) are provided with first thread grooves (12) which are uniformly distributed, and the top cover (2) is provided with first locking nuts (3) matched with the first thread grooves (12).

4. The adjustable refractory bus duct structure as claimed in claim 1, wherein: and the two ends of the shell (1) are provided with symmetrically distributed joint side plates (17).

5. The adjustable refractory bus duct structure as claimed in claim 1, wherein: the first sliding groove (9) and the second sliding groove (11) are both convex grooves, and the first sliding block (15) and the second sliding block (16) are both convex sliding blocks.

6. The adjustable fire-resistant bus duct structure as claimed in claim 2, wherein: the clamping groove (7) is a U-shaped groove, and an insulating anti-skid pad is arranged at the joint of the clamping groove (7) and the conductive bar (4).

7. The adjustable fire-resistant bus duct structure as claimed in claim 1, wherein: the height of the adjusting rod (6) is lower than the inner depth of the shell (1).

8. The adjustable refractory bus duct structure as claimed in claim 1, wherein: and a fireproof insulating base plate is arranged at the joint of the shell (1) and the top cover (2).