CN211456614U - L-shaped bus duct joint - Google Patents

Abstract

The utility model discloses an L-shaped bus duct joint, which relates to the technical field of bus duct production and manufacture, and comprises a bus duct connector, a first bus duct and a second bus duct, wherein the bus duct connector comprises a plurality of first conductors arranged at intervals; the first bus duct comprises a first body and a plurality of second conductors, the first body extends along a first direction, and the plurality of second conductors are in one-to-one correspondence with the plurality of first conductors and are spliced along the first direction; the second bus duct comprises a second body and a plurality of third conductors, the second body extends along a second direction, the first direction is perpendicular to the second direction, and the third conductors are in one-to-one correspondence with the first conductors and are connected in an inserting mode along the second direction. The L-shaped bus duct joint has the advantages that the bus duct connector, the first bus duct and the second bus duct are in plug-in fit, plug-in positions are not prone to damage in welding and riveting compared with welding and riveting, installation is convenient, and the service life of the L-shaped bus duct joint can be prolonged.

Description

L-shaped bus duct joint

Technical Field

The utility model relates to a bus duct manufacturing technical field especially relates to a L type bus duct connects.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is increased rapidly, and particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable used as a power transmission conductor cannot meet the requirement of a large-current transmission system, and the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection. Therefore, a bus duct power transmission system which is equivalent to a traditional cable appears in the market, is a power distribution device capable of bearing high current and transmitting current, and fully shows the superiority of the bus duct power transmission system in high current transmission compared with the traditional cable.

The bus ducts are connected through bus duct connectors and generally comprise a starting bus duct, a straight-through bus duct, an L-shaped vertical bus, a Z-shaped vertical bus, a T-shaped vertical bus and the like according to different purposes. In the prior art, the L-shaped vertical bus is mostly welded into an L shape by adopting a conductor and also riveted, so that the defects of insufficient welding or infirm welding exist in production and use, and the labor intensity of the welding process is high. Meanwhile, as the non-pure copper welding rods are mostly adopted in the welding process, the copper bars are adopted in the riveting position as the connecting carrier, and the temperature of the bus duct can rise during the operation, the welding position or the riveting position can expand with heat and contract with cold during the operation of a bus duct conductor, so that the bus duct is easily burnt out for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a L type bus duct connects can solve among the prior art problem that the perpendicular generating line of welding or riveted L type burns out easily.

To achieve the purpose, the utility model adopts the following technical proposal:

an L-shaped busway connector comprising:

the bus duct connector comprises a plurality of first conductors arranged at intervals;

the first bus duct comprises a first body and a plurality of second conductors, the first body extends along a first direction, and the plurality of second conductors are in one-to-one correspondence with the plurality of first conductors and are spliced along the first direction;

the second bus duct comprises a second body and a plurality of third conductors, the second body extends along a second direction, the first direction is perpendicular to the second direction, the third conductors are in one-to-one correspondence with the first conductors, and the third conductors are connected in an inserting mode in the second direction.

Optionally, the L-shaped bus duct joint further includes two cover plates, the two cover plates are respectively located on two sides of the bus duct connector along the first direction, and the two cover plates are both connected with the bus duct connector.

Optionally, the plurality of first conductors are arranged at intervals along a third direction, the first conductors further include a connection portion and two insertion portions arranged at two ends of the connection portion along the second direction, and a width of the insertion portions along the third direction is greater than a width of the connection portion along the third direction; the first direction, the second direction and the third direction are perpendicular to each other.

Optionally, the bus duct connector further comprises:

the two side plates are arranged at intervals along the third direction, and the plurality of first conductors are positioned between the two side plates;

and the locking assembly comprises a connecting rod, and the connecting part and the two side plates are arranged on the connecting rod.

Optionally, the bus duct connector further includes two first positioning members disposed on the connecting rod and made of an insulating material, and at least one second positioning member disposed on the connecting rod and made of an insulating material;

two adjacent all be provided with one between the connecting portion the second setting element, each the curb plate with rather than adjacent all be provided with one between the connecting portion first setting element.

Optionally, the connecting rod is a bolt, the locking assembly further comprises a nut and two gaskets, the plurality of first conductors and the two side plates penetrate through the bolt, the two side plates are located between the two gaskets and respectively abutted against the two gaskets, and the nut is in threaded connection with the bolt and abutted against one of the gaskets.

Optionally, the gasket is an elastic gasket and is bowl-shaped, and the outer edge of each gasket abuts against the corresponding side plate.

Optionally, one side of each of the two side plates, which is away from the first conductor, is provided with a first limiting portion, and the first limiting portions can be abutted against the outer edge of the gasket along the radial direction of the gasket;

optionally, a second limiting portion is arranged on the first limiting portion, a C-shaped accommodating cavity is defined by the second limiting portion, the first limiting portion and the side plate, the gasket is located in the accommodating cavity, and the second limiting portion can prevent the gasket from being separated from the accommodating cavity.

Optionally, the two side plates are provided with connecting grooves at two ends in the second direction, and the two side plates and the two cover plates are clamped in the connecting grooves.

The utility model has the advantages that: the utility model provides a L type bus duct connects, arrange the first body of first bus duct along the first direction and with the first conductor of second conductor and bus duct connector along the first direction cooperation of pegging graft, arrange the second body of second bus duct along the second direction and with the first conductor of third conductor and bus duct connector along the second direction cooperation of pegging graft, thereby constitute an L type bus duct and connect, and first bus duct, be the grafting cooperation between second bus duct and the bus duct connector, compare welding and the riveting among the prior art, grafting department, and simple to operate, can improve the life that L type bus duct connects.

Drawings

Fig. 1 is a schematic structural diagram of an L-shaped bus duct joint provided in an embodiment of the present invention;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a schematic structural diagram of a bus duct connector of an L-shaped bus duct joint provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first conductor of an L-shaped bus duct joint provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first bus duct of an L-shaped bus duct joint provided in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second conductor of an L-shaped bus duct joint provided in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a second bus duct of an L-shaped bus duct joint provided in the embodiment of the present invention;

fig. 8 is a schematic structural diagram of a third conductor of an L-shaped bus duct joint according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a cover plate of an L-shaped bus duct joint according to an embodiment of the present invention.

In the figure:

1-bus duct connector; 11-a first conductor; 111-a plug-in part; 112-a connecting portion; 12-side plates; 121-a first limiting part; 122-a second limiting part; 123-connecting groove; 13-a locking assembly; 131-a connecting rod; 132-a nut; 133-a gasket; 14-a first positioning member; 15-a second positioning element;

2-a first bus duct; 21-a first body; 22-a second conductor; 221-a first slot;

3-a second bus duct; 31-a second body; 32-a third conductor; 321-a second slot;

4-cover plate.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to 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. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The technical solution of the present invention will be further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 8, the L-shaped bus duct joint includes a bus duct connector 1, a first bus duct 2 and a second bus duct 3, wherein the bus duct connector 1 includes a plurality of first conductors 11 arranged at intervals; the first bus duct 2 includes a first body 21 and a plurality of second conductors 22, the first body 21 extends along a first direction, and the plurality of second conductors 22 are plugged with the plurality of first conductors 11 along the first direction in a one-to-one correspondence manner (the first direction is a direction shown in fig. 2); the second bus duct 3 includes a second body 31 and a plurality of third conductors 32, the second body 31 extends along a second direction, the first direction is perpendicular to the second direction (the second direction is a b direction shown in fig. 2), and the plurality of third conductors 32 are plugged in the second direction in one-to-one correspondence with the plurality of first conductors 11. In this embodiment, arrange first body 21 of first bus duct 2 along the first direction and with second conductor 22 and the cooperation of pegging graft along the first direction with first conductor 11 of bus duct connector 1, arrange second body 31 of second bus duct 3 along the second direction and with third conductor 32 and the cooperation of pegging graft along the second direction with first conductor 11 of bus duct connector 1, thereby constitute an L type bus duct joint, and first bus duct 2, be the cooperation of pegging graft between second bus duct 3 and the bus duct connector 1, compare in the welding and the riveting among the prior art, the grafting department is not fragile, and simple to operate, can improve the life of this L type bus duct joint.

Specifically, as shown in fig. 6 and 8, each second conductor 22 is provided with a first insertion slot 221 along the first direction, and the first insertion slot 221 is inserted and matched with the first conductor 11; each third conductor 32 is provided with a second slot 321 along the second direction, the second slot 321 is also in plug-in fit with the first conductor 11, and the cross-sectional shapes of the first slot 221 and the second slot 321 are both O-shaped. The first slot 221 and the second slot 321 are both arranged to be O-shaped in cross section, so that the reliability of plugging with the first conductor 11 can be ensured, and the service life of the L-shaped bus duct connector is further prolonged. In the embodiment, the first bus duct 2 and the second bus duct 3 are the same in size and shape, are different only in placement direction, and can be processed and produced in the same batch; the number of the first conductors 11, the second conductors 22, and the third conductors 32 is four, and thus the number of the first slots 221 and the third slots 321 is also four. In other embodiments, other numbers of first, second, and third conductors 11, 22, 32 may be selected as desired; the positions of the first bus duct 2 and the second bus duct 3 can be interchanged; the cross-sectional shapes of the first slot 221 and the second slot 321 may be set to other shapes, and only reliable plugging needs to be ensured.

Optionally, as shown in fig. 2 and 9, the L-shaped busway joint further includes two cover plates 4, the two cover plates 4 are respectively located on two sides of the busway connector 1 along the first direction, and both the two cover plates 4 are connected with the busway connector 1. It can be understood that, can seal bus duct connector 1 through two apron 4, can reach anticorrosive, dampproofing, dustproof, waterproof purpose, further improve the life of this L type bus duct joint.

Optionally, as shown in fig. 1, 3 and 4, the plurality of first conductors 11 are arranged at intervals along the third direction, the first conductors 11 further include a connection portion 112 and two insertion portions 111 arranged at two ends of the connection portion 112 along the second direction, and a width of the insertion portions 111 along the third direction is greater than a width of the connection portion 112 along the third direction (the third direction is a c direction shown in fig. 1); the first direction, the second direction and the third direction are vertical to each other. In this embodiment, the width of grafting portion 111 along the third direction is greater than the width of connecting portion 112 along the third direction, can make and form safe distance between two adjacent connecting portion 111 to reach insulating purpose, thereby avoided insulating barrier's use, can solve the insulating barrier that uses insulating barrier to bring easy damaged, ageing and cause environmental pollution's problem, improve this L type bus duct joint life.

Optionally, the bus duct connector 1 further includes a locking assembly 13 and two side plates 12, the two side plates 12 are spaced apart in a third direction, and the plurality of first conductors 11 are located between the two side plates 12; the locking assembly 13 includes a connecting rod 131, and each of the connecting portions 112 and the two side plates 12 is disposed on the connecting rod 131. It can be understood that the relative positions of the plurality of first conductors 11 and the two side plates 12 are locked by the connecting rods 131 of the locking assemblies 13, and the first bus duct 2 and the second bus duct 3 are communicated through the bus duct connector 1, so as to achieve the purpose of current transmission.

In this embodiment, in order to improve the power transmission capacity of the L-shaped bus duct joint, the first conductor 11, the second conductor 22, and the third conductor 32 all use high-quality electrolytic copper, the two insertion parts 111 and the middle connecting part 112 of each first conductor 11 are integrally arranged, the plasticity of copper can be fully utilized, and a hole is punched at the connecting part 112 so that the connecting rod 131 can pass through; in order to further increase the insulation effect between the adjacent connection portions 112, in this embodiment, each connection portion 112 is subjected to corresponding insulation processing, so that various impedances can be effectively balanced, and the problems of unbalanced moment and the like existing when the bus duct connector 1 is installed are greatly reduced. In other embodiments, other materials such as aluminum or copper aluminum composite may be used for the first conductor 11, the second conductor 22, and the third conductor 32.

In this embodiment, the two side plates 12 are made of aluminum alloy, and the aluminum alloy side plates 12 not only have high mechanical strength, but also have excellent corrosion resistance and heat dissipation performance, and can be used as 100% grounding conductors, so that the safety performance of the L-shaped bus duct joint is greatly improved; and because the aluminum alloy is a weak magnetic material, the L-shaped bus duct joint cannot generate eddy current and magnetic loss in use.

Optionally, as shown in fig. 3, the busway connector 1 further includes two first positioning pieces 14 disposed on the connecting rod 131 and made of an insulating material, and at least one second positioning piece 15 disposed on the connecting rod 131 and made of an insulating material; a second positioning member 15 is disposed between two adjacent connecting portions 112, and a first positioning member 14 is disposed between each side plate 12 and the connecting portion 112 adjacent thereto. It is understood that the first positioning member 14 and the second positioning member 15 can not only fix the position of each first conductor 11, but also play a role of insulation. In this embodiment, the number of the second positioning parts 15 is three, the shapes and sizes of the first positioning parts 14 and the second positioning parts 15 are equal, and therefore it can be guaranteed that the first conductors 11 are mutually stacked to form an even interval, so that the attractiveness of the bus duct connector 1 is increased, and meanwhile, the bus duct connector 1, the first bus duct 2 and the second bus duct 3 are more convenient and rapid to install. In other embodiments, the number of the second positioning elements 15 may be adjusted according to the number of the first conductors 11, the shapes and sizes of the first positioning elements 14 and the second positioning elements 15 may also be unequal, and the intervals between the first conductors 11 may also be adjusted according to the use requirement.

Specifically, the first positioning member 14 and the second positioning member 15 are both made of an elastic material. In this embodiment, the first positioning element 14 and the second positioning element 15 are both elastic silicone rubber. In other embodiments, the first positioning member 14 and the second positioning member 15 may have other structures.

Optionally, the connecting rod 131 is a bolt, the locking assembly 13 further includes a nut 132 and two spacers 133, the plurality of first conductors 11, and the two side plates 12 are all disposed through the bolt, the two side plates 12 are located between the two spacers 133 and respectively abut against the two spacers 133, and the nut 132 is screwed to the bolt and abuts against one of the spacers 133. In this embodiment, the positions of the two side plates 12 and the plurality of first conductors 11 are locked by the cooperation of the bolts and the nuts 132, and the bolts are insulating bolts to prevent conduction between the bolts and the first conductors 11. It can be understood that the head of the bolt and the nut 132 can be prevented from directly contacting the two side plates 12 by the two washers 133, and damage to the side plates 12 can be prevented when the bolt is fastened. In other embodiments, the connecting rod 131 may have other structures, only insulation needs to be ensured, and the locking assembly 13 may also have other structural matching forms, only the position of the first conductor 11 and the side plate 12 needs to be locked.

Optionally, the spacers 133 are elastic spacers and are bowl-shaped, and the outer edge of each spacer 133 abuts against the corresponding side plate 12. It will be appreciated that the bowl-shaped resilient spacer is strong and provides a more uniform clamping force to the side plate 12 to ensure the locking reliability of the locking assembly 13. In other embodiments, other shapes of spacers 133 may be used, depending on the needs of the application.

Alternatively, as shown in fig. 3, the side of each of the two side plates 12 away from the first conductor 11 is provided with a first stopper portion 121, and the first stopper portion 121 can abut against the outer edge of the spacer 133 along the radial direction of the spacer 133. It can be understood that the deformation of the gasket 133 in the radial direction can be restricted by the first stopper portion 121 to ensure the use effect of the gasket 133. In other embodiments, the first stopper may not be provided, and only the deformation of the spacer 133 in the radial direction may be restricted.

Optionally, the first position-limiting portion 121 is provided with a second position-limiting portion 122, the first position-limiting portion 121 and the side plate 12 enclose a C-shaped accommodating cavity, the gasket 133 is located in the accommodating cavity, and the second position-limiting portion 122 can prevent the gasket 133 from separating from the accommodating cavity. It can be understood that the spacer 133 is disposed in the accommodating cavity, when the bolt is locked, the bolt head and the nut 132 are respectively abutted against the two spacers 133, the spacer 133 elastically deforms under the action of pressure, and the deformation of the spacer 133 in the axial direction can be limited by the second limiting portion 122. In other embodiments, the second limiting portion 122 may not be provided, and only the gasket 133 needs to be placed in the accommodating cavity and does not depart from the accommodating cavity when deformed.

Optionally, as shown in fig. 3, two ends of the two side plates 12 along the second direction are both provided with a connecting groove 123, and the two side plates 12 and the two cover plates 4 are both clamped in the connecting groove 123. In this embodiment, in order to ensure that the cover plate 4 and the side plate 123 are conveniently detached from each other, the connecting groove 123 is a C-shaped groove, and in other embodiments, other shapes or structures may be provided according to the use requirement.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. An L-shaped bus duct joint, comprising:

the bus duct connector (1) comprises a plurality of first conductors (11) arranged at intervals;

the first bus duct (2) comprises a first body (21) and a plurality of second conductors (22), the first body (21) extends along a first direction, and the plurality of second conductors (22) are in one-to-one correspondence with the plurality of first conductors (11) and are spliced along the first direction;

the second bus duct (3), the second bus duct (3) includes second body (31) and a plurality of third conductor (32), second body (31) extend along the second direction, first direction perpendicular to the second direction, and is a plurality of third conductor (32) and a plurality of first conductor (11) one-to-one follow the second direction is pegged graft.

2. The L-shaped busbar slot joint according to claim 1, further comprising two cover plates (4), wherein the two cover plates (4) are respectively located on two sides of the busbar slot connector (1) along the first direction, and the two cover plates (4) are both connected with the busbar slot connector (1).

3. The L-shaped bus duct joint as claimed in claim 2, wherein a plurality of the first conductors (11) are arranged at intervals along a third direction, the first conductors (11) further comprise a connecting portion (112) and two insertion portions (111) arranged at both ends of the connecting portion (112) along the second direction, and the width of the insertion portions (111) along the third direction is greater than the width of the connecting portion (112) along the third direction; the first direction, the second direction and the third direction are perpendicular to each other.

4. An L-shaped busway joint according to claim 3, wherein said busway connector (1) further comprises:

the two side plates (12) are arranged at intervals along the third direction, and the first conductors (11) are located between the two side plates (12);

and the locking assembly (13) comprises a connecting rod (131), and the connecting part (112) and the two side plates (12) are arranged on the connecting rod (131).

5. The L-shaped bus duct joint as claimed in claim 4, wherein the bus duct connector (1) further comprises two first positioning members (14) made of an insulating material and arranged on the connecting rod (131), and at least one second positioning member (15) made of the insulating material and arranged on the connecting rod (131);

the second positioning piece (15) is arranged between every two adjacent connecting portions (112), and the first positioning piece (14) is arranged between each side plate (12) and the connecting portion (112) adjacent to the side plate.

6. The L-shaped bus duct joint as claimed in claim 5, wherein the connecting rod (131) is a bolt, the locking assembly (13) further comprises a nut (132) and two washers (133), the first conductors (11) and the side plates (12) are all arranged through the bolt, the two side plates (12) are located between the two washers (133) and respectively abut against the two washers (133), and the nut (132) is screwed with the bolt and abuts against one of the washers (133).

7. The L-shaped bus duct joint as claimed in claim 6, wherein the gaskets (133) are all elastic gaskets and are bowl-shaped, and the outer edge of each gasket (133) abuts against the corresponding side plate (12).

8. The L-shaped bus duct joint as claimed in claim 6, wherein the side of each of the two side plates (12) away from the first conductor (11) is provided with a first limiting portion (121), and the first limiting portion (121) can abut against the outer edge of the gasket (133) along the radial direction of the gasket (133).

9. The L-shaped bus duct joint as claimed in claim 8, wherein the first limiting part (121) is provided with a second limiting part (122), the first limiting part (121) and the side plate (12) enclose a C-shaped accommodating cavity, the gasket (133) is located in the accommodating cavity, and the second limiting part (122) can prevent the gasket (133) from being separated from the accommodating cavity.

10. The L-shaped bus duct joint as claimed in claim 9, wherein two ends of the two side plates (12) along the second direction are provided with connecting grooves (123), and the two side plates (12) and the two cover plates (4) are clamped in the connecting grooves (123).

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