CN216056227U

CN216056227U - Bus duct elbow

Info

Publication number: CN216056227U
Application number: CN202122215958.0U
Authority: CN
Inventors: 丁佳文; 刘枝通
Original assignee: Guangdong Yingkai Electric Automation Technology Co ltd
Current assignee: Guangdong Yingkai Electric Automation Technology Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-15
Anticipated expiration: 2031-09-14

Abstract

The utility model provides a bus duct elbow, which belongs to the field of distribution equipment and comprises an L-shaped shell, wherein two ends of the L-shaped shell are respectively provided with a mounting seat I and a mounting seat II, the mounting seat I and the mounting seat II are flexibly and electrically connected, the outer surface of the mounting seat I is provided with a connecting electrode I, and the outer surface of the mounting seat II is provided with a connecting electrode II; and the mounting seat I and the mounting seat II are movably connected with the L-shaped shell to connect different bus ducts. When the utility model is used for connecting different bus ducts, the adjustment can be carried out by moving the mounting seat I and the mounting seat II, and the problem that the existing bus ducts are easy to generate the condition of incapability of butting due to the accumulation of building tolerance, production tolerance and mounting tolerance during the installation is solved.

Description

Bus duct elbow

Technical Field

The utility model belongs to the field of distribution equipment, and particularly relates to a bus duct elbow.

Background

Busways are enclosed metal devices consisting of copper and aluminum busways to distribute large amounts of power to the various components of a decentralized system, and have increasingly replaced electrical wiring and cabling in indoor low voltage power transmission mains engineering projects.

In specific application, because the bus installation space distribution range is large, bus installation channels with different heights need to be connected through various elbows, most of the traditional bus duct elbows are non-standard products, and the butt joint condition is easy to occur due to the accumulation of building tolerance, production tolerance and installation tolerance.

SUMMERY OF THE UTILITY MODEL

Based on the background problems, the utility model aims to provide a bus duct elbow, which adopts a double-sided lap joint type structure, has the advantages of convenience in installation and one-time installation forming, and has the telescopic allowance of +/-60 mm, and solves the problem that the existing bus duct elbow is easy to butt because of the accumulation of building tolerance, production tolerance and installation tolerance during installation.

In order to achieve the above purpose, the embodiment of the present invention provides the following technical solutions:

the bus duct elbow comprises an L-shaped shell, wherein two ends of the L-shaped shell are respectively provided with a mounting seat I and a mounting seat II, the mounting seat I and the mounting seat II are in flexible electric connection, the outer surface of the mounting seat I is provided with a connecting electrode I, and the outer surface of the mounting seat II is provided with a connecting electrode II;

and the mounting seat I and the mounting seat II are movably connected with the L-shaped shell to connect different bus ducts.

Further, the mounting seat I and the mounting seat II are electrically connected through a lead.

Furthermore, a connecting sheet I is arranged on the mounting seat I, the connecting sheet I penetrates through the mounting seat I and is connected with the connecting electrode I, a connecting sheet II is arranged on the mounting seat II, and the connecting sheet II penetrates through the mounting seat II and is connected with the connecting electrode II;

the lead is characterized in that a through groove I is formed in the connecting sheet I, the through groove I is distributed along the extending direction of the connecting sheet I, one end of the lead extends into the connecting sheet I through the through groove I, a through groove II is formed in the connecting sheet II, the through groove II is distributed along the extending direction of the connecting sheet II, and the other end of the lead extends into the connecting sheet II through the through groove II.

Furthermore, two opposite bulges I are arranged on the inner wall of the through groove I, and the lead is clamped between the two bulges I; the through groove II has the same structure as the through groove I.

Furthermore, the protrusions I are of a hemispherical structure, and the spherical surfaces of the two protrusions I are arranged oppositely.

Furthermore, a protective sleeve I is arranged on the inner surface of the mounting seat I, extends into the L-shaped shell and is in sliding connection with the L-shaped shell; the mounting seat II has the same structure as the mounting seat I.

Furthermore, at least two sliding grooves I are formed in the inner wall of the L-shaped shell, a sliding block I is connected in each sliding groove I in a sliding fit mode, and the sliding blocks I are fixed with the protecting sleeve I.

Furthermore, at least two connecting rods I are fixed on the inner surface of the mounting seat I, each connecting rod I extends along the moving direction of the mounting seat I, and the connecting rods I are movably connected with the L-shaped shell.

Furthermore, an accommodating cavity I for inserting the connecting rod I is formed in the shell wall of the L-shaped shell, and a through groove I communicated with the accommodating cavity I is formed in the outer wall of the L-shaped shell;

a bolt I is fixed on the connecting rod I, penetrates through the through groove I and extends out of the L-shaped shell, a locking nut I is connected to the bolt I in a threaded mode, and the width of the through groove I is smaller than the outer diameter of the locking nut I.

Furthermore, the outer surface of the mounting seat I is also provided with mounting pieces I which are distributed on the outer side of the connecting electrode I; the outer surface of the mounting seat II is also provided with mounting pieces II, and the mounting pieces II are distributed on the outer side of the connecting electrode II.

Compared with the prior art, the embodiment of the utility model at least has the following effects:

1. the bus duct elbow comprises an L-shaped shell, wherein two ends of the L-shaped shell are respectively provided with a mounting seat I and a mounting seat II, the mounting seat I and the mounting seat II are in flexible electric connection, and the mounting seat I and the mounting seat II are movably connected with the L-shaped shell, so that when the bus duct elbow is used for connecting different bus ducts, the bus duct elbow can be adjusted by moving the mounting seat I and the mounting seat II, and the problem that the existing bus duct is easy to generate the condition of incapability of butt joint due to the accumulation of building tolerance, production tolerance and mounting tolerance during the installation is solved.

2. According to the utility model, the connecting sheet I is arranged on the inner surface of the mounting seat I and is connected with the connecting electrode I, the connecting sheet II is arranged on the inner surface of the mounting seat II and is connected with the connecting electrode II, and the connecting sheet I and the connecting sheet II are connected through the conducting wire.

3. According to the utility model, the through groove I is formed in the connecting piece I, the inner wall of the through groove I is provided with the two opposite bulges I, one end of the wire is clamped between the two bulges I, the bulges I can play a limiting role to prevent the wire from deviating and falling off, the other end of the wire is treated similarly, when the mounting seat I moves, the wire can move in the through groove I relative to the connecting piece I, and when the mounting seat II moves, the same treatment is carried out.

4. According to the utility model, the protective sleeve I is arranged on the inner surface of the mounting seat I, is inserted into the L-shaped shell and is in sliding connection with the L-shaped shell, so that the mounting seat I can move, the sealing property between the mounting seat I and the L-shaped shell can be increased by arranging the protective sleeve I, and a gap is prevented from being generated in the adjusting process, so that air and dust are prevented from entering the L-shaped shell, and the short circuit of a lead is avoided; the same principle is applied to the mounting seat II.

5. The inner surface of the mounting seat I is at least provided with two groups of connecting rods I, the connecting rods I are inserted into the accommodating cavity formed in the L-shaped shell, the outer wall of the L-shaped shell is provided with a through groove I communicated with the accommodating cavity, a bolt I is fixed on the connecting rods I, the bolt I penetrates through the through groove I and is locked through a locking nut, and the connecting rods I are fixed with the L-shaped shell through the bolt, so that the mounting seat I is fixed, and the integral stability of the elbow is improved.

6. According to the utility model, the outer surface of the mounting seat I is also provided with the mounting piece, the mounting piece is arranged on the outer side of the connecting electrode, and the mounting piece is matched with the connecting electrode to realize the connection of the bus duct.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a front view of a busway elbow in an embodiment of the utility model;

FIG. 2 is a front cross-sectional view of a bus duct elbow in an embodiment of the utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic diagram of connection between the connecting piece I and a wire.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In order to solve the problem that the existing elbow cannot be butted due to various tolerance accumulations, an embodiment of the utility model provides a bus duct elbow, as shown in fig. 1, including: l shape casing 1, mount pad I2 and mount pad II 3, mount pad I2 is connected L shape casing 1's left end, mount pad II 3 is connected the top on L shape casing 1 right side.

Specifically, the outer surface distribution of mount pad I2 has a plurality of connecting electrode I201, and the outside of connecting electrode I201 still distributes and has a plurality of installation pieces I202, the outer surface distribution of mount pad II 3 has a plurality of connecting electrode II 301, and the outside of connecting electrode II 301 still distributes and has a plurality of installation pieces II 302, can realize the connection to the bus duct through the cooperation of connecting electrode and installation piece.

In this embodiment, the mounting seat I2 and the mounting seat II 3 are both movably connected to the L-shaped housing 1 to connect different bus ducts.

Specifically, as shown in fig. 2, a protective sleeve I203 is arranged on the inner surface of the mounting seat I2, and the protective sleeve I203 extends into the L-shaped housing 1 and is slidably connected with the L-shaped housing 1.

The specific structure of the sliding connection between the protective sleeve I203 and the L-shaped housing 1 provided in this embodiment is as follows: as shown in fig. 2 and 3, a first sliding groove I101 and a second sliding groove I102 are oppositely arranged on the inner wall of the L-shaped housing 1, a first sliding block I103 is connected to the first sliding groove I101 in a sliding manner, a second sliding block I104 is connected to the second sliding groove I102 in a sliding manner, and both the first sliding block I103 and the second sliding block I104 are fixed to the protective sleeve I203.

The inner surface of mount pad II 3 is equipped with lag II 303, lag II 303 stretches into in the L shape casing 1, and with L shape casing 1 sliding connection.

The specific structure of the protective sleeve II 303 and the L-shaped housing 1 in sliding connection provided in this embodiment is as follows: as shown in fig. 2, a first sliding groove II 105 and a second sliding groove II 106 are relatively arranged on the inner wall of the L-shaped housing 1, a first sliding block II 107 is connected to the first sliding groove II 105 in a sliding manner, a second sliding block II 108 is connected to the second sliding groove II 106 in a sliding manner, and both the first sliding block II 107 and the second sliding block II 108 are fixed to the protection cover II 303.

It should be noted that the number of the chutes I and the chutes II is not limited to two sets in this embodiment, and the positions of the chutes I and the chutes II are not limited to the relative arrangement in this embodiment, and they can be adjusted according to actual requirements.

This embodiment can increase the leakproofness between mount pad and the L shape casing 1 through setting up the lag, avoids producing the clearance in accommodation process to prevent that air, dust from getting into the inside of L shape casing 1, avoided the wire to take place the short circuit.

In order to fix the mounting seat I2 to the moving position, as shown in fig. 2, in the present embodiment, a first connecting rod I204 and a second connecting rod I205 are fixed on an inner surface of the mounting seat I2, the first connecting rod I204 and the second connecting rod I205 both extend along the moving direction of the mounting seat I2, and the first connecting rod I204 and the second connecting rod I205 are both movably connected with the L-shaped housing 1.

Specifically, as shown in fig. 2 and 3, a first accommodating cavity I109 into which the first connecting rod I204 is inserted is formed in a wall of the left end of the L-shaped housing 1, and a first through groove I110 penetrating through the first accommodating cavity I109 is formed in an outer wall of the L-shaped housing 1.

A first bolt I204-1 is fixed on the first connecting rod I204, the first bolt I204-1 penetrates through the first through groove I110 and extends out of the L-shaped shell 1, a locking nut I is screwed on the first bolt I204-1, and the width of the first through groove I110 is smaller than the outer diameter of the locking nut I.

The arrangement structure of the second connecting rod I205 is the same as that of the first connecting rod I204, and this embodiment will not be described in detail.

In order to fix the mounting seat I3 to the moving position, as shown in fig. 2, in the present embodiment, a first connecting rod II 304 and a second connecting rod II 305 are fixed on the inner surface of the mounting seat I3, the first connecting rod II 304 and the second connecting rod II 305 both extend along the moving direction of the mounting seat I3, and the first connecting rod II 304 and the second connecting rod II 305 both are movably connected with the L-shaped housing 1.

Specifically, as shown in fig. 2, a first accommodating cavity II 111 into which the first connecting rod II 304 is inserted is formed in a wall of the right top end of the L-shaped housing 1, and a first through groove II 112 penetrating the first accommodating cavity II 111 is formed in an outer wall of the L-shaped housing 1.

A first bolt II 304-1 is fixed on the first connecting rod II 304, the first bolt II 304-1 penetrates through the first through groove II 112 and extends out of the L-shaped shell 1, a locking nut II is screwed on the first bolt II 304-1, and the width of the first through groove II 112 is smaller than the outer diameter of the locking nut II.

The arrangement structure of the second connecting rod II 305 is the same as that of the first connecting rod II 304, and this embodiment will not be described in detail.

This embodiment is fixed the mount pad through the cooperation of connecting rod and bolt, has increased the holistic stability of elbow.

In order to cooperate with the movement of the mounting seat I2 and the mounting seat II 3, the embodiment is provided with the mounting seat I2 and the mounting seat II 3 which are electrically connected flexibly, so that the connection of an internal circuit is ensured in the moving process of the mounting seat I2 and the mounting seat II 3.

Specifically, as shown in fig. 2, a connecting piece I4 is arranged on the mounting base I2, the connecting piece I4 penetrates through the mounting base I2 and is connected with the connecting electrode I201, and the connecting pieces I4 correspond to the connecting electrodes I201 one by one; and a connecting piece II 5 is arranged on the mounting seat II 3, the connecting piece II 5 penetrates through the mounting seat II 3 and is connected with the connecting electrode II 301, and the connecting piece II 5 corresponds to the connecting electrode II 301 one by one.

As shown in fig. 2 and 4, a through groove I401 is formed in the connecting piece I4, the through groove I401 is distributed along the extending direction of the connecting piece I4, a through groove II is formed in the connecting piece II 5, and the through groove II is distributed along the extending direction of the connecting piece II 5.

As shown in fig. 2, a lead 6 is arranged in the L-shaped housing 1, one end of the lead 6 extends into the through groove I401, and the other end of the lead extends into the through groove II.

In order to fix the lead 6, as shown in fig. 4, two opposite protrusions I401-1 are arranged on the inner wall of the through groove I401, the lead 6 is clamped between the two protrusions I401-1, the protrusions I401-1 of this embodiment are of a hemispherical structure, and the spherical surfaces of the two protrusions I401-1 are arranged oppositely; the arrangement of the through groove II is the same as that of the through groove I401.

When the mounting seat I2 or the mounting seat II 3 moves, the lead 6 can move in the through groove I401 or the through groove II, and the movement process is limited by the protrusion I401-1.

When the bus duct elbow of the embodiment is used, the elbow is firstly placed at a required position, the lock nut I and the lock nut II are unscrewed according to the connection distance between the bus ducts, so that the first connecting rod I204, the second connecting rod I205, the first connecting rod II 304 and the second connecting rod II 305 can move relative to the L-shaped shell 1, then the installation seat I2 and the installation seat II 3 are pulled to one side far away from the L-shaped shell 1 to be adjusted to the required distance, and the lock nut I and the lock nut II are screwed, so that the first connecting rod I204, the second connecting rod I205, the first connecting rod II 304 and the second connecting rod II 305 are fixed relative to the L-shaped shell 1, thereby fixing the installation seat I2 and the installation seat II 3 is realized, one side far away from the L-shaped shell 1 of the installation seat I2 and the installation seat II 3 is connected with the bus ducts, and the bus duct can be fixed through the mounting pieces I202 and II 302.

It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. The bus duct elbow comprises an L-shaped shell, and is characterized in that two ends of the L-shaped shell are respectively provided with a mounting seat I and a mounting seat II, the mounting seat I and the mounting seat II are in flexible electric connection, the outer surface of the mounting seat I is provided with a connecting electrode I, and the outer surface of the mounting seat II is provided with a connecting electrode II;

2. The busway elbow according to claim 1, wherein mount I and mount II are electrically connected by a wire.

3. The bus duct elbow according to claim 2, wherein a connecting piece I is arranged on the mounting seat I, the connecting piece I penetrates through the mounting seat I and is connected with the connecting electrode I, a connecting piece II is arranged on the mounting seat II, and the connecting piece II penetrates through the mounting seat II and is connected with the connecting electrode II;

4. The bus duct elbow according to claim 3, wherein two opposite bulges I are arranged on the inner wall of the through groove I, and the lead is clamped between the two bulges I; the through groove II has the same structure as the through groove I.

5. The bus duct elbow according to claim 4, wherein the protrusion I is of a hemispherical structure, and the spherical surfaces of the two protrusions I are arranged oppositely.

6. The bus duct elbow according to claim 1, wherein a protective sleeve I is arranged on the inner surface of the mounting seat I, and the protective sleeve I extends into the L-shaped shell and is connected with the L-shaped shell in a sliding manner; the mounting seat II has the same structure as the mounting seat I.

7. The bus duct elbow according to claim 6, wherein the inner wall of the L-shaped shell is provided with at least two sliding grooves I, each sliding groove I is connected with a sliding block I in a sliding manner, and the sliding blocks I are fixed with the protective sleeve I.

8. The bus duct elbow according to claim 6, wherein at least two connecting rods I are fixed on the inner surface of the mounting seat I, each connecting rod I extends along the moving direction of the mounting seat I, and the connecting rods I are movably connected with the L-shaped shell.

9. The bus duct elbow according to claim 8, wherein a housing cavity I for inserting the connecting rod I is formed in a wall of the L-shaped housing, and a through groove I communicated with the housing cavity I is formed in an outer wall of the L-shaped housing;

10. The bus duct elbow according to claim 1, wherein the outer surface of the mounting seat I is further provided with mounting pieces I, and the mounting pieces I are distributed on the outer side of the connecting electrode I; the outer surface of the mounting seat II is also provided with mounting pieces II, and the mounting pieces II are distributed on the outer side of the connecting electrode II.