CN210380158U

CN210380158U - Adjustable bus duct

Info

Publication number: CN210380158U
Application number: CN201921667554.1U
Authority: CN
Inventors: 单荣生
Original assignee: Anhui Xingda Electric Instrument Co Ltd
Current assignee: Anhui Xingda Electric Instrument Co Ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-04-21
Anticipated expiration: 2029-10-08

Abstract

The utility model relates to a bus duct technical field, and disclose a bus duct with adjustable, including insulating casing, diapire fixed mounting has insulation base in the insulating casing, evenly distributed's lower spread groove is seted up at the insulation base top, the insulating casing top is provided with the top cap, top cap bottom fixed mounting has the mounting panel, evenly distributed's last spread groove is seted up to the mounting panel bottom, it is provided with the electric conductor to go up between the inner wall of spread groove and lower spread groove, the equal fixed mounting in side has two symmetrical fixed blocks about the top cap, fixed mounting has the thread bush between the side that two fixed blocks are close to mutually, thread bush inner race threaded connection has the bolt, the fourth recess has all been seted up with the bottom surface to the connecting block top surface. The utility model discloses can accomplish top cap and insulating casing's being connected, no longer need use a plurality of bolts to fix top cap and insulating casing, the equipment is convenient, and the packaging efficiency is higher.

Description

Adjustable bus duct

Technical Field

The utility model relates to a bus duct technical field specifically is a bus duct with adjustable.

Background

The bus duct is a closed metal device consisting of copper and aluminum bus posts and is used for distributing high power for each element of the dispersion system; wire and cable have been increasingly replaced in indoor low voltage power transmission mains engineering projects.

Chinese patent No. CN201822111638.9 discloses an adjustable bus duct, wherein an upper end connecting cover is disposed on the bus duct, the upper end of the supporting housing can be sealed by the upper end connecting cover, the upper end positioning plate can be driven to move up and down by the rotation of the threaded column, and the copper conductor can be fixed inside the conductor connecting groove by the upper end positioning plate, so that the adjustment of the copper conductor inside the bus duct is more convenient; the side all needs a plurality of screw thread posts to fix upper end connection cover and support shell about this bus duct, needs a large amount of time of telephone charge to be connected the upper end connection cover closely with support shell when assembling the bus duct, and complex operation is unfavorable for the installation of bus duct.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a bus duct with adjustable need use a plurality of bolts to fix when having solved traditional bus duct equipment, operates comparatively loaded down with trivial details, the lower problem of packaging efficiency.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable bus duct comprises an insulating shell, wherein an insulating base is fixedly installed on the inner bottom wall of the insulating shell, lower connecting grooves which are uniformly distributed are formed in the top of the insulating base, a top cover is arranged on the top of the insulating shell, a mounting plate is fixedly installed on the bottom of the top cover, upper connecting grooves which are uniformly distributed are formed in the bottom of the mounting plate, electric conductors are arranged between the inner walls of the upper connecting grooves and the lower connecting grooves, fixing plates are fixedly installed on the left side and the right side of the insulating shell, radiating fins which are uniformly distributed are arranged on the side of each fixing plate, first grooves are formed in the left side wall and the right side wall of the top cover, second grooves are formed in the left side wall and the right side wall of the insulating shell, third grooves are formed in the top wall and the inner bottom wall of each second groove, telescopic rods which are uniformly, fixed mounting has the spring between fixture block side and the third recess inner wall, equal fixed mounting in side has two symmetrical fixed blocks about the top cap, two fixed mounting has the thread bush between the side that the fixed block is close to mutually, the threaded connection has the bolt in the thread bush, the one end that the thread bush was kept away from to the bolt has the connecting block through bearing swing joint, the fourth recess has all been seted up with the bottom surface to the connecting block top surface, fixture block surface and fourth recess swing joint.

Preferably, the spring is sleeved on the outer surface of the telescopic rod, and a gap is reserved between the inner ring of the spring and the outer surface of the telescopic rod.

Preferably, the electrical conductor is made of an aluminum alloy.

Preferably, wedge-shaped openings are formed in the top and the bottom of the side face of the connecting block.

Preferably, the bolt is movably connected with the connecting block through a bearing at the central position of the side surface of the connecting block.

Preferably, the insulation base, the lower connecting groove and the mounting plate are symmetrical relative to the lower connecting groove and the electric conductor.

(III) advantageous effects

Compared with the prior art, the utility model provides a bus duct with adjustable possesses following beneficial effect:

1. the utility model discloses a bolt, connecting block and fixture block isotructure that set up can accomplish top cap and insulating casing be connected, no longer need use a plurality of bolts to top cap and insulating casing fix, and the equipment is convenient, and the packaging efficiency is higher.

2. The utility model discloses a set up mounting panel and insulator foot about the electric conductor symmetry for the equilibrium of electric conductor is better, and stability is higher, goes up the spread groove and makes the electric conductor installation accomplish the back with spread groove down, is connected more closely between electric conductor and mounting panel, the insulator foot.

3. The utility model discloses a fixed plate and the fin that set up can dispel the heat to the bus duct to fixed plate and fin evenly distributed are in insulating casing's the side of controlling, make the heat dissipation of bus duct more even.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 2 according to the present invention;

FIG. 4 is a front sectional view of the connecting block structure of the present invention;

fig. 5 is a left side sectional view of the connection block structure of the present invention.

In the figure: 1. an insulating housing; 2. an insulating base; 3. a lower connecting groove; 4. a top cover; 5. mounting a plate; 6. an upper connecting groove; 7. an electrical conductor; 8. a fixing plate; 9. a heat sink; 10. a first groove; 11. a second groove; 12. a third groove; 13. a telescopic rod; 14. a clamping block; 15. a spring; 16. a fixed block; 17. a threaded sleeve; 18. a bolt; 19. connecting blocks; 20. and a fourth groove.

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.

As shown in fig. 1-5, the utility model provides a technical solution: an adjustable bus duct comprises an insulating shell 1, an insulating base 2 is fixedly arranged on the inner bottom wall of the insulating shell 1, lower connecting grooves 3 which are uniformly distributed are formed in the top of the insulating base 2, a top cover 4 is arranged on the top of the insulating shell 1, a mounting plate 5 is fixedly arranged at the bottom of the top cover 4, upper connecting grooves 6 which are uniformly distributed are formed in the bottom of the mounting plate 5, an electric conductor 7 is arranged between the upper connecting grooves 6 and the inner walls of the lower connecting grooves 3, fixing plates 8 are fixedly arranged on the left side and the right side of the insulating shell 1, radiating fins 9 which are uniformly distributed are arranged on the side of each fixing plate 8, first grooves 10 are formed in the left side wall and the right side wall of the top cover 4, second grooves 11 are formed in the left side and the right side of the insulating shell 1, third grooves 12 are formed, one end fixed mounting that third recess 12 was kept away from to telescopic link 13 has fixture block 14, fixed mounting has spring 15 between fixture block 14 side and the third recess 12 inner wall, equal fixed mounting in side has two symmetrical fixed blocks 16 about top cap 4, fixed mounting has thread bush 17 between the side that two fixed blocks 16 are close to mutually, thread bush 17 inner circle threaded connection has bolt 18, there is connecting block 19 through bearing swing joint in the one end that thread bush 17 was kept away from to bolt 18, fourth recess 20 has all been seted up to connecting block 19 top surface and bottom surface, fixture block 14 surface and fourth recess 20 swing joint. The connection of the top cover 4 and the insulating shell 1 can be completed through the structures such as the bolts 18, the connecting blocks 19 and the clamping blocks 14, the plurality of bolts 18 are not needed to be used for fixing the top cover 4 and the insulating shell 1, the assembling is convenient, and the assembling efficiency is high.

Further preferably, the spring 15 is sleeved on the outer surface of the telescopic rod 13, and a gap is reserved between the inner ring of the spring 15 and the outer surface of the telescopic rod 13, so that unnecessary friction caused by contact between the spring 15 and the telescopic rod 13 during expansion and contraction is avoided, equipment abrasion is reduced, and the service life of the equipment is prolonged.

Further preferably, the conductor 7 is made of an aluminum alloy. Compared with metal copper, the aluminum alloy has good conductivity, strength and hardness, is lower in price than the metal copper, and can properly reduce the production cost of the bus duct.

Further preferably, wedge-shaped openings are formed in the top and the bottom of the side surface of the connecting block 19. When the top cover 4 and the insulating housing 1 are assembled, the rotating bolt 18 pushes the connecting block 19 to move towards the second groove 11, when the connecting block 19 contacts with the fixture block 14, the wedge-shaped opening facilitates the connecting block 19 to push the fixture block 14 up and down, so that the spring 15 is compressed, and when the fourth groove 20 moves to the fixture block 14, the fixture block 14 is pressed into the fourth groove 20 by the reaction force of the spring 15.

Further preferably, the bolt 18 is movably connected with the connecting block 19 through a bearing at a central position of a side surface of the connecting block 19. When the connecting plate is pushed to move by rotating the bolt 18, the pushing force of the bolt 18 is made to act on the center of the side face of the connecting plate, so that the front face and the back face of the connecting plate move synchronously.

The insulation base 2, the lower connecting groove 3 and the mounting plate 5 are opposite, and the lower connecting groove 3 is symmetrical to the conductor 7. The balance of the conductor 7 is better and the stability is higher.

The working principle is as follows: when the adjustable bus duct is in operation, the top cover 4 is placed on the top of the insulating shell 1 when the adjustable bus duct is installed, the first groove 10 is aligned with the second groove 11, the screwing bolt 18 pushes the connecting plate to move towards the direction of the second groove 11, when the connecting block 19 is contacted with the clamping block 14, the clamping block 14 is extruded, the spring 15 and the telescopic rod 13 are contracted, when the fourth groove 20 moves to the position of the clamping block 14, the clamping block 14 is rapidly pressed into the fourth groove 20 by the reaction force of the spring 15, after the clamping block 14 is inserted into the fourth groove 20, the top cover 4 and the insulating shell 1 are installed, when the adjustable bus duct is assembled, only two bolts 18 on the left side and the right side of the top cover 4 need to be screwed, the top cover 4 and the insulating shell 1 do not need to be fixed by a plurality of bolts 18, the operation is simple and convenient, the installation efficiency of the bus duct is accelerated, and, the production cost of the bus duct is reduced.

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. An adjustable bus duct, includes insulating casing (1), its characterized in that: an insulating base (2) is fixedly arranged on the inner bottom wall of the insulating shell (1), lower connecting grooves (3) which are uniformly distributed are formed in the top of the insulating base (2), a top cover (4) is arranged on the top of the insulating shell (1), a mounting plate (5) is fixedly arranged at the bottom of the top cover (4), upper connecting grooves (6) which are uniformly distributed are formed in the bottom of the mounting plate (5), an electric conductor (7) is arranged between the upper connecting grooves (6) and the inner walls of the lower connecting grooves (3), fixing plates (8) are fixedly arranged on the left side surface and the right side surface of the insulating shell (1), radiating fins (9) which are uniformly distributed are arranged on the side surface of each fixing plate (8), first grooves (10) are formed in the left side wall and the right side wall of the top cover (4), second grooves (11) are formed in the left side surface and the right side surface of the insulating, the inner walls of the two third grooves (12) far away from each other are fixedly provided with evenly distributed telescopic rods (13), a clamping block (14) is fixedly arranged at one end of the telescopic rod (13) far away from the third groove (12), a spring (15) is fixedly arranged between the side surface of the clamping block (14) and the inner wall of the third groove (12), two symmetrical fixing blocks (16) are fixedly arranged on the left side surface and the right side surface of the top cover (4), a threaded sleeve (17) is fixedly arranged between the side surfaces of the two fixing blocks (16) which are close to each other, a bolt (18) is connected with the inner ring of the threaded sleeve (17) in a threaded manner, one end of the bolt (18) far away from the threaded sleeve (17) is movably connected with a connecting block (19) through a bearing, fourth recess (20) have all been seted up to connecting block (19) top surface and bottom surface, fixture block (14) surface and fourth recess (20) swing joint.

2. An adjustable bus duct as set forth in claim 1, wherein: the spring (15) is sleeved on the outer surface of the telescopic rod (13), and a gap is reserved between the inner ring of the spring (15) and the outer surface of the telescopic rod (13).

3. An adjustable bus duct as set forth in claim 1, wherein: the conductor (7) is made of an aluminum alloy.

4. An adjustable bus duct as set forth in claim 1, wherein: wedge-shaped openings are formed in the top and the bottom of the side face of the connecting block (19).

5. An adjustable bus duct as set forth in claim 1, wherein: the bolt (18) is movably connected with the connecting block (19) through a bearing at the center of the side surface of the connecting block (19).

6. An adjustable bus duct as set forth in claim 1, wherein: the insulation base (2), the lower connecting groove (3), the mounting plate (5) and the lower connecting groove (3) are symmetrical to the conductor (7) relatively.