CN213585078U

CN213585078U - Bus duct for distribution equipment

Info

Publication number: CN213585078U
Application number: CN202022741432.1U
Authority: CN
Inventors: 宋小春; 王凌
Original assignee: Chengdu Guodian Switch Complete Equipment Co ltd
Current assignee: Chengdu Guodian Switch Complete Equipment Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-06-29
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to the technical field of bus duct related equipment, in particular to a bus duct for distribution equipment, which comprises an upper trough cover, a lower trough body and end covers, wherein the upper trough cover, the lower trough body and the end covers are all U-shaped; the end cover is in a cuboid shape, a rectangular groove is formed in the inner side of the end cover, and a plurality of telescopic resetting mechanisms are uniformly arranged on the wall of the rectangular groove; the telescopic reset mechanism comprises a mounting groove arranged on the wall of the rectangular groove, and a telescopic rod and a reset spring which are arranged in the mounting groove; matched clamping grooves are formed in the positions, corresponding to the telescopic reset mechanisms, of the upper groove cover and the lower groove body, and when the mounting groove moves to the position corresponding to the matched clamping grooves, the telescopic rods stretch and are clamped into the matched clamping grooves; one end of the reset spring is fixed at the bottom of the mounting groove, and the other end of the reset spring is fixed at the movable end of the telescopic rod. The bus duct has the advantages of few parts, simple structure, convenience in installation, high installation efficiency and no water leakage.

Description

Bus duct for distribution equipment

Technical Field

The utility model relates to a bus duct correlation equipment technical field, concretely relates to bus duct for distribution equipment.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection. The plug-in type bus duct is produced as a novel distribution wire duct, and compared with the traditional cable, the plug-in type bus duct fully embodies the superiority thereof in large current transmission.

In the prior art, when the bus duct is assembled and used, the slot cover is usually clamped with the slot, and then the slot cover is fixed through screws. The utility model discloses a utility model with application number 2020201653241 discloses a distribution bus duct for power equipment, this bus duct has solved the problem that the screw is many, but its structure is complicated, mainly includes that 8 main part are no less than including a plurality of frid, insulator, curb plate etc. the location is inaccurate easily appears during the equipment, look for the position difficult, the packaging efficiency hangs down the scheduling problem to it still has defects such as serious that leaks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem, provide a spare part is few, simple structure, simple to operate, high and watertight bus duct for distribution equipment of installation effectiveness.

In order to achieve the above object, the utility model adopts the following technical scheme:

a bus duct for power distribution equipment comprises an upper trough cover and a lower trough body which are both U-shaped, and also comprises end covers arranged at two ends of the upper trough cover and the lower trough body, wherein the upper trough cover, the lower trough body and the two end covers jointly form a linear trough cavity; the end cover is in a cuboid shape, a rectangular groove is formed in the inner side of the end cover, and a plurality of telescopic resetting mechanisms are uniformly arranged on the wall of the rectangular groove; the telescopic resetting mechanism comprises a mounting groove arranged on the wall of the rectangular groove and a telescopic rod arranged in the mounting groove; the position that corresponds with flexible canceling release mechanical system all is equipped with supporting draw-in groove on upper chute cover and the lower cell body, when the mounting groove removed the position that corresponds with supporting draw-in groove, the telescopic link extends promptly and blocks in the supporting draw-in groove.

The telescopic reset mechanism further comprises a reset spring, one end of the reset spring is fixed at the bottom of the mounting groove, and the other end of the reset spring is fixed at the movable end of the telescopic rod.

The shortest length of the telescopic rod is consistent with the depth of the mounting groove, and the longest length of the telescopic rod is not more than twice of the depth of the mounting groove.

The matched clamping groove comprises a clamping groove cavity and a slope which is positioned at the front end of the clamping groove cavity and is used for the telescopic rod to slide; the depth of the clamping groove cavity is not more than that of the mounting groove.

The matched clamping groove also comprises an L-shaped reset plate arranged in the clamping groove cavity, one side of the L-shaped reset plate is positioned at the bottom of the clamping groove cavity, and the other side of the L-shaped reset plate extends outwards along the wall of the clamping groove cavity; the end part of the L-shaped reset plate is also provided with an inclined handle.

The lower groove body is provided with a strip-shaped positioning groove at a position opposite to the upper groove cover, and the upper groove cover is provided with a strip-shaped bulge matched with the positioning groove.

And heat radiating fins are arranged on the outer sides of the upper groove cover and the lower groove body.

And reinforcing ribs for fixing the radiating fins are further arranged on the outer sides of the upper groove cover and the lower groove body.

The end cover at the bottom of the rectangular groove is provided with a plurality of waist-shaped holes, and waterproof rubber strips are arranged on the inner sides of the waist-shaped holes.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses simple structure only contains the upper chute cover, lower cell body and end cover, the difficult problem that spare part dropped that appears, only need during its installation with upper chute cover and lower cell body to last, then press down the end cover make the upper chute cover with the end fixing of lower cell body to the rectangular channel of end cover in can, and, when pressing down the end cover, need not to use other spare part, only need go into the supporting draw-in groove with the telescopic link card in, the fixed of end cover and upper chute cover and lower cell body has been realized promptly, the installation operation is extremely simple, high efficiency, and it is firm to install.

The utility model discloses still set up the slope, under the normal condition, because reset spring's setting, the telescopic link is in tensile state, through behind the slope, reset spring is compressed gradually, and behind the draw-in groove cavity, reset spring can release and resume, and the telescopic link can stretch and go into in the supporting draw-in groove when can ensureing that the mounting groove corresponds with supporting draw-in groove.

The utility model discloses still set up reset structure, when the end cover is demolishd to needs, through the slope hand (hold), can prize the telescopic link shrink, the pulling slope hand (hold) is, can compression spring, is pulling the end cover outward simultaneously, can make the telescopic link break away from the upper trough cover and lower cell body from the slope, demolishs easy operation convenience.

The utility model discloses an it is protruding and the constant head tank to have set up the bar on upper tank cover and the lower cell body respectively, can ensure on the one hand that upper tank cover and lower cell body can realize fixing a position from top to bottom when not fastening, and on the other hand is then pressing down end cover fashion capping and lower cell body and can not take place relative movement in the installation, ensures that upper tank cover and lower cell body upper end join in marriage the card groove position unchangeably, finally guarantees that the end cover can install smoothly and fasten.

The utility model discloses still set up radiating fin to, all set up radiating fin outside upper trough cover and lower cell body, and consolidate it through the strengthening rib, so can ensure the heat dissipation of bus duct, and also can not appear phenomenons such as leaking.

The utility model discloses a seam crossing has all set up waterproof sealed glue such as waterproof stripe, and because the utility model discloses each spare part connection structure's particularity, waterproof sealed glue set up can not influence its installation and fastening completely, has realized waterproof purpose in easy to assemble.

Drawings

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

FIG. 2 is a schematic structural view of the upper tank cover and the lower tank body of the present invention;

FIG. 3 is a schematic cross-sectional view at A;

FIG. 4 is a schematic diagram of a mating card slot;

FIG. 5 is a schematic view of the end cap of the present invention;

FIG. 6 is a schematic structural view of the telescopic rod of the present invention without a return spring when compressed;

fig. 7 is a schematic view of the compression mechanism in a normal state with a return spring according to the present invention.

Wherein, the names corresponding to the reference numbers are:

1-upper groove cover, 11-strip-shaped protrusion, 2-lower groove body, 21-positioning groove, 3-end cover, 31-rectangular groove, 32-mounting groove, 33-telescopic rod, 34-return spring, 35-waist-shaped hole, 4-clamping groove cavity, 41-slope, 42-L-shaped return plate, 43-inclined handle, 5-radiating fin and 51-reinforcing rib.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

The purpose of this embodiment is in order to provide a spare part few, simple structure, simple to operate, installation effectiveness height and watertight bus duct for distribution equipment. Generally, the bus ducts each include an upper duct cover 1 and a lower duct body 2, which are both U-shaped, and in this embodiment, referring to fig. 1 and 2, an end cover 3 is disposed at both ends of the upper duct cover 1 and the lower duct body 2, and the upper duct cover, the lower duct body and the two end covers together form a line duct cavity. And heat radiating fins 5 are arranged on the outer sides of the upper tank cover 1 and the lower tank body 2. In addition, in order to ensure that the heat dissipation fins are not easily broken or inclined when in use, the present embodiment further provides a reinforcing rib 51 for fixing the heat dissipation fins 5 on the outer side of the upper tank cover 1 and the lower tank body 2. Therefore, the heat dissipation of the bus duct can be guaranteed, and the phenomena of water leakage and the like can not occur like heat dissipation holes.

Specifically, referring to fig. 3 and 5, a strip-shaped positioning groove 21 is formed in the lower tank body 2 at a position opposite to the upper tank cover 1, and the upper tank cover 1 is provided with a strip-shaped protrusion 11 matched with the positioning groove. The end cap 3 of this embodiment is rectangular, and has a rectangular groove 31 formed in the inner side thereof, and a plurality of retractable return mechanisms are uniformly disposed on the wall of the rectangular groove. So set up, on the one hand can ensure that upper trough cover and lower cell body can realize location from top to bottom when not fastening, and on the other hand then presses down end cover fashion trough cover and lower cell body in the installation and can not take place relative movement, ensures that upper trough cover and lower cell body upper end complete set draw-in groove position is unchangeable, finally guarantees that the end cover can install smoothly and fasten. In addition, a plurality of waist-shaped holes 35 are formed in the end cover 3 at the bottom of the rectangular groove 31, and waterproof rubber strips are arranged on the inner sides of the waist-shaped holes so as to achieve the waterproof purpose.

Referring to fig. 4 and 6, the telescopic resetting mechanism of the present embodiment includes an installation groove 32 disposed on a groove wall of a rectangular groove 31, and a telescopic rod 33 disposed in the installation groove; the positions corresponding to the telescopic reset mechanisms on the upper groove cover 1 and the lower groove body 2 are respectively provided with a matched clamping groove, and when the mounting groove 32 moves to the position corresponding to the matched clamping groove, the telescopic rod 33 is extended to be clamped into the matched clamping groove. Here, the telescopic rod may be an electronic telescopic rod, or, as shown in fig. 5 and 7, a telescopic rod with a return spring 34, one end of which is fixed at the bottom of the installation groove 32 and the other end of which is fixed at the movable end of the telescopic rod 33. The shortest length of the telescopic rod is consistent with the depth of the mounting groove 32, the longest length of the telescopic rod is not more than two times of the depth of the mounting groove, the depth of the clamping groove cavity 4 is not more than the depth of the mounting groove 32, and therefore the wall thickness of the rectangular groove of the end cover can be controlled. The end cover is fixed to the end cover, the telescopic rod is clamped into the matched clamping groove, the end cover is fixed to the upper groove cover and the lower groove body, the installation operation is extremely simple, the efficiency is high, and the installation is firm.

The matching slot comprises a slot cavity 4 and a slope 41 which is arranged at the front end of the slot cavity and is used for the telescopic rod 33 to slide. Under the normal condition, because reset spring's setting, the telescopic link is in tensile state, through after the slope, reset spring is compressed gradually, and after the draw-in groove cavity, reset spring can release the recovery, and the telescopic link can stretch and the card goes into the supporting draw-in groove when can guaranteeing that mounting groove and supporting draw-in groove correspond.

In addition, the matched clamping groove further comprises an L-shaped reset plate 42 arranged in the clamping groove cavity 4, one side of the L-shaped reset plate is positioned at the bottom of the clamping groove cavity, and the other side of the L-shaped reset plate extends outwards along the wall of the clamping groove cavity; the end of the L-shaped reset plate is also provided with an inclined handle 43. This reset structure when the end cover is demolishd to needs, through the slope hand (hold), can prize the telescopic link shrink, and the pulling slope hand (hold) is, can compression spring, is pulling the end cover outward simultaneously, can make the telescopic link break away from the upper tank cover and lower cell body from the slope, demolishs easy operation convenience.

In this embodiment, the seam crossing that the spare part is connected has all set up waterproof sealed glue such as waterproof stripe, and because the utility model discloses each spare part connection structure's particularity, waterproof sealed setting can not influence its installation and fastening completely, has realized waterproof purpose in easy to assemble.

During the use, at first correspond the constant head tank 21 of cell body 2 down and push down with the protruding 11 correspondence of bar on the upper groove cover 1, realize preliminary fixed, then correspond upper groove cover 1 and lower cell body 2's left end with 3 positions of left end cover, press the end cover, the telescopic link is at first contacted slope 41, and along with the removal of end cover and the angle on slope, the telescopic link contracts gradually, the mounting groove to the end cover corresponds the draw-in groove cavity that corresponds the position, the telescopic link is tensile under reset spring 34 drives, the draw-in groove cavity is gone into to the telescopic link card, realize this installation promptly. The whole installation operation is simple and quick. And when taking out, pulling slope hand (hold), drive L shape and reset the board and move outward to the draw-in groove cavity, the telescopic link that L shape reset on the board moves thereupon, reset spring shrink, outwards stimulates the end cover simultaneously, can realize the dismantlement of end cover, and whole dismantlement easy operation is quick.

Claims

1. A bus duct for distribution equipment comprises an upper trough cover (1) and a lower trough body (2) which are both U-shaped, and is characterized by further comprising end covers (3) arranged at two ends of the upper trough cover (1) and the lower trough body (2), wherein the upper trough cover, the lower trough body and the two end covers jointly form a linear trough cavity; the end cover (3) is in a cuboid shape, a rectangular groove (31) is formed in the inner side of the end cover, and a plurality of telescopic resetting mechanisms are uniformly arranged on the wall of the rectangular groove; the telescopic resetting mechanism comprises a mounting groove (32) arranged on the wall of the rectangular groove (31) and a telescopic rod (33) arranged in the mounting groove; go up the position that corresponds with flexible canceling release mechanical system on capping (1) and lower cell body (2) and all be equipped with supporting draw-in groove, when mounting groove (32) removed to the position that corresponds with supporting draw-in groove, telescopic link (33) extend promptly and go into supporting draw-in groove in the card.

2. The bus duct of claim 1, wherein the retractable reset mechanism further comprises a reset spring (34), one end of the reset spring is fixed at the bottom of the installation groove (32), and the other end of the reset spring is fixed at the movable end of the telescopic rod (33).

3. The bus duct for the power distribution equipment as claimed in claim 1, wherein the shortest length of the telescopic rod is consistent with the depth of the installation groove (32), and the longest length is not more than twice of the depth of the installation groove.

4. The bus duct for the power distribution equipment according to any one of claims 1 to 3, wherein the matched clamping groove comprises a clamping groove cavity (4) and a slope (41) which is positioned at the front end of the clamping groove cavity and is used for a telescopic rod (33) to slide; the depth of the clamping groove cavity (4) is not more than that of the mounting groove (32).

5. The bus duct for the power distribution equipment according to claim 4, wherein the matched clamping groove further comprises an L-shaped reset plate (42) arranged in the clamping groove cavity (4), one side of the L-shaped reset plate is positioned at the bottom of the clamping groove cavity, and the other side of the L-shaped reset plate extends outwards along the wall of the clamping groove cavity; the end part of the L-shaped reset plate is also provided with an inclined handle (43).

6. The bus duct for the power distribution equipment as claimed in claim 1 or 5, wherein a strip-shaped positioning groove (21) is arranged at a position on the lower groove body (2) opposite to the upper groove cover (1), and the upper groove cover (1) is provided with a strip-shaped bulge (11) matched with the positioning groove.

7. The bus duct for the power distribution equipment as claimed in claim 6, wherein the outer sides of the upper trough cover (1) and the lower trough body (2) are provided with heat radiating fins (5).

8. The bus duct for the power distribution equipment as claimed in claim 7, wherein reinforcing ribs (51) for fixing the radiating fins (5) are further arranged on the outer sides of the upper duct cover (1) and the lower duct body (2).

9. The bus duct for the power distribution equipment according to claim 7 or 8, wherein a plurality of waist-shaped holes (35) are arranged on an end cover (3) at the bottom of the rectangular groove (31), and waterproof rubber strips are arranged on the inner sides of the waist-shaped holes.