CN218216597U - A shell PE bus duct with equipotential terminals - Google Patents

Abstract

The utility model discloses a take shell PE bus duct of equipotential terminal, including removable cover, fixed cover, the upper end of fixed cover is provided with the curb plate structure, the curb plate structure includes curb plate and connecting plate, the lower extreme fixed connection of curb plate is in the upper end of fixed cover, the outside fixedly connected with multiunit fin of curb plate, connecting plate fixed connection is in the upper end outside of curb plate, the connecting plate through-hole has been seted up on the connecting plate, be provided with PE looks conductor on the fixed cover, PE looks conductor sets up in the side of curb plate structure, and PE looks conductor passes removable cover through the PE spliced pole to come to be connected with the rectangular board of ground wire to it is stable to connect, and because the tie point is outside, change in finding the trouble to and conveniently overhaul and maintain, the end of rectangular board of ground wire can be longer than the bus duct in the manufacturing process in addition, so that can stretch out alone and crooked, directly use as the ground wire on the ground.

Description

A shell PE bus duct with equipotential terminals

technical field

The utility model relates to the technical field of bus ducts, in particular to a shell PE bus duct with equipotential terminals.

Background technique

The busway is a kind of power transmission conductor, and there are many types. At present, a three-phase five-wire intensive busway is widely used, which contains A, B, C, N, and PE five-phase conductors, of which the PE phase Connected to the cover plate as a protective conductor for grounding.

However, since the PE phase is inside the bus duct, it is impossible to observe the connection point between the PE phase and the cover plate, making it difficult to find faults, and it is also difficult to repair and maintain. When the connection between the PE phase and the cover plate is not reliable, it may Leakage will lead to accident risks such as electric leakage injury and electrical fire; in addition, if the PE phase can be directly connected to the ground wire, the risk of accidents can also be reduced. Therefore, we need to propose a shell PE busway with equipotential terminals.

Utility model content

The purpose of this utility model is to provide a shell PE bus duct with equipotential terminals. The PE phase conductor passes through the movable cover plate through the PE connecting column to connect with the long strip of the ground wire so that the connection is stable, and because the connection point is On the outside, it is easier to find faults, and it is convenient for inspection and maintenance. In addition, the end of the long strip of ground wire can be longer than the bus duct during the production process, so that it can be stretched out and bent separately, and it can be directly used as a ground wire when inserted into the ground. To solve the problems raised in the background technology above.

In order to achieve the above purpose, the utility model provides the following technical solutions: a shell PE busway with equipotential terminals, including a movable cover and a fixed cover, the upper end of the fixed cover is provided with a side plate structure, the side The plate structure includes a side plate and a connecting plate, the lower end of the side plate is fixedly connected to the upper end of the fixed cover plate, the outer side of the side plate is fixedly connected with multiple sets of cooling fins, and the connecting plate is fixedly connected to the outer side of the upper end of the side plate , the connecting plate is provided with a connecting plate through hole;

A PE phase conductor is arranged on the fixed cover, and the PE phase conductor is arranged on the side end of the side plate structure, and the upper end of the PE phase conductor is fixedly connected with a PE connecting column, and the movable cover plate is arranged on the side plate structure On the upper end of the PE phase conductor, a cover plate relief hole is opened on the movable cover plate, and the PE connecting column is movably plugged into the cover plate relief hole.

Preferably, the fixed cover plate is provided with A-phase conductors, B-phase conductors, C-phase conductors and N-phase conductors, and the outer ends of the A-phase conductors, B-phase conductors, C-phase conductors and N-phase conductors are provided with insulation set.

Preferably, the A-phase conductor and the B-phase conductor are arranged on one side of the PE-phase conductor, and the C-phase conductor and the N-phase conductor are arranged on the other side of the PE-phase conductor.

Preferably, the side plate structure is provided with two groups, and the side plate structures of the two groups are arranged in mirror image alignment, and the A-phase conductor, B-phase conductor, PE-phase conductor, C-phase conductor and N-phase conductor are arranged in two groups the inner side of the side panel structure.

Preferably, a cover plate through hole is opened on the movable cover plate, and the cover plate through hole and the connecting plate through hole are vertically aligned.

Preferably, the upper end of the movable cover plate and the PE connecting post is provided with a long strip of ground wire, and the upper end of the PE connecting post is provided with a threaded hole for the connecting post.

Preferably, a long plate through hole is opened on the ground wire long plate, and the long plate through hole is aligned with the threaded hole of the connecting column up and down.

Preferably, the upper end of the ground wire strip is provided with a strip gasket, and the upper end of the strip gasket is provided with a strip bolt, and the strip bolt is threaded into the threaded hole of the connecting column .

Preferably, the upper end of the long slab for ground wire is provided with a ground wire installation column, and the ground wire installation column is provided with a thick pipe ground wire, and the lower end of the ground wire installation column is fixedly connected with an installation stud bolt, and the The mounting studs are threaded in the threaded holes of the connecting studs.

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

The long strip of ground wire is a copper plate, and the PE phase conductor passes through the movable cover through the PE connection column to connect with the long strip of ground wire, so that the connection is stable, and since the connection point is outside, it is easy to observe the connection point , so that it is easy to find faults and convenient for repair and maintenance;

In addition, the end of the long strip of ground wire can be longer than the bus duct during the production process, so that it can be stretched out and bent separately, inserted into the ground and used directly as a ground wire, so as to reduce the risk of accidents;

In addition, in the second embodiment, through the setting of the ground wire installation column, the ground wire installation column passes through the ground wire long slab through the bolt, and is connected to the PE connection column, so that the ground wire installation column and the ground wire are long The slats, the movable cover and the PE connection column are connected to each other, and the ground wire installation column can be connected to the building ground wire, so that the PE connection column can be used as the equipotential terminal of the PE phase to directly connect the building ground wire, so that This busway reduces the risk of accidents by directly connecting the ground wire.

Description of drawings

Fig. 1 is the split schematic diagram of structural cross section of the present utility model;

Fig. 2 is a three-dimensional schematic diagram of the structure of the movable cover plate, the PE connection column, and the long strip plate of the ground wire of the present invention;

Fig. 3 is a structural cross-sectional schematic diagram of the utility model;

Fig. 4 is a three-dimensional schematic diagram of the structure of the ground wire installation column of the present invention.

In the figure: 1. Movable cover plate; 11. Cover plate through hole; 12. Cover plate relief hole; 2. Side plate; 21. Heat sink; 22. Connecting plate; 23. Connecting plate through hole; 3. Fixed cover Plate; 31, A phase conductor; 32, B phase conductor; 33, C phase conductor; 34, N phase conductor; 4, PE phase conductor; 41, PE connection column; 42, connection column threaded hole; 5, ground wire length Batten; 51, the through hole of the long strip; 52, the gasket of the long strip; 53, the bolt of the long strip; 6, the installation post of the ground wire; 61, the installation post bolt; 62, the thick pipe ground wire.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Please refer to Figures 1-4, the utility model provides a technical solution: a shell PE busway with equipotential terminals, including a movable cover 1 and a fixed cover 3, and the upper end of the fixed cover 3 is sequentially provided with A phase Conductor 31, B-phase conductor 32, PE-phase conductor 4, C-phase conductor 33 and N-phase conductor 34, wherein, the outer ends of A-phase conductor 31, B-phase conductor 32, C-phase conductor 33 and N-phase conductor 34 are provided with insulation Set; A-phase conductor 31 and B-phase conductor 32 are set on one side of PE-phase conductor 4, and C-phase conductor 33 and N-phase conductor 34 are set on the other side of PE-phase conductor 4; in order to complete the bus duct Five-wire setup.

The upper end of the fixed cover plate 3 is provided with a side plate structure, the side plate structure includes a side plate 2 and a connecting plate 22, the lower end of the side plate 2 is fixedly connected to the upper end of the fixed cover plate 3, and the outer side of the side plate 2 is fixedly connected with multiple sets of heat dissipation sheet 21, in order to dissipate heat for the five wires; the connecting plate 22 is fixedly connected to the outer side of the upper end of the side plate 2, and the connecting plate 22 is provided with a connecting plate through hole 23;

There are two sets of side plate structures, and the two sets of side plate structures are arranged in mirror image alignment. The A-phase conductor 31, the B-phase conductor 32, the PE-phase conductor 4, the C-phase conductor 33 and the N-phase conductor 34 are arranged on the sides of the two sets of side plate structures. inside.

The movable cover plate 1 is arranged on the upper end of the side plate structure and the PE phase conductor 4, and the movable cover plate 1 is provided with a cover plate through hole 11, and the cover plate through hole 11 and the connection plate through hole 23 are aligned up and down. Bolts can be inserted into the through holes 11 of the cover plate and the through holes 23 of the connecting plate, and installed through nuts, so that the movable cover plate 1 is installed on the two groups of side plate structures.

A cover plate relief hole 12 is opened on the movable cover plate 1, and the upper end of the PE phase conductor 4 is fixedly connected with a PE connecting column 41. In this way, when the movable cover plate 1 and the two groups of side plate structures are installed through bolts and nuts, Insert the PE connection column 41 into the cover plate relief hole 12, and make the upper port of the PE connection column 41 parallel to the upper surface of the movable cover plate 1, so that the PE connection column 41 can be used as an equipotential terminal.

The upper end of the movable cover plate 1 and the PE connection column 41 is provided with a ground wire strip 5, the upper end of the PE connection column 41 is provided with a connection column threaded hole 42, and the ground wire strip 5 is provided with a strip through hole 51, The through hole 51 of the strip plate and the threaded hole 42 of the connecting column are aligned up and down;

The upper end of the ground wire strip 5 is provided with a strip gasket 52, and the upper end of the strip gasket 52 is provided with a strip bolt 53, so that the strip bolt 53 passes through the strip gasket 52 and the strip plate through hole 51, and screwed in the threaded hole 42 of the connecting column, so that the ground wire strip plate 5 is pressed on the movable cover plate 1 and the PE connecting column 41.

Working principle: the long strip of ground wire 5 is a copper plate. By pressing the long strip of ground wire 5 on the movable cover 1 and the PE connecting column 41, the movable cover 1, the PE connecting column 41 and the ground wire are long The strips 5 are connected to each other;

In the traditional busway, the PE phase conductor 4 is directly connected to the movable cover 1, but in this embodiment, the PE phase conductor 4 and the movable cover 1 are connected through the PE connecting column 41 and the ground strip 5. So that the connection is stable, and because it is connected externally, it is easier to find faults and facilitate inspection and maintenance;

In addition, the ends of the long strips of ground wires 5 can be longer than the bus ducts during the manufacturing process, so that they can be stretched out and bent separately, inserted into the ground and directly used as ground wires.

Embodiment 2, remove the strip bolts 53 and strip gaskets 52 in the present embodiment above, and replace them with ground wire installation columns 6, and the lower ends of the ground wire installation columns 6 are provided with installation stud bolts 61 for ground The wire installation column 6 passes through the long strip plate through hole 51 through the installation stud bolt 61, and is threaded in the connecting column threaded hole 42. On the cover plate 1 and the PE connection column 41; and the thick pipe ground wire 62 can be connected to the ground wire installation column 6, and the thick pipe ground wire 62 is the ground wire of the building, so that the ground wire of the building can be used as the ground wire through the PE connection column 41. The equipotential terminal is used to connect to the bus duct.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, Alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. A shell PE bus duct with equipotential terminals, characterized in that: it comprises a movable cover plate (1), a fixed cover plate (3), and the upper end of the fixed cover plate (3) is provided with a side plate structure, so The side plate structure includes a side plate (2) and a connecting plate (22), the lower end of the side plate (2) is fixedly connected to the upper end of the fixed cover plate (3), and the outer side of the side plate (2) is fixedly connected with A plurality of sets of cooling fins (21), the connecting plate (22) is fixedly connected to the outer side of the upper end of the side plate (2), and the connecting plate (22) is provided with a connecting plate through hole (23); The fixed cover plate (3) is provided with a PE phase conductor (4), the PE phase conductor (4) is arranged at the side end of the side plate structure, and the upper end of the PE phase conductor (4) is fixedly connected with a PE connection column (41), the movable cover plate (1) is arranged on the upper end of the side plate structure and the PE phase conductor (4), the movable cover plate (1) is provided with a cover plate relief hole (12), and the The PE connecting post (41) is movably plugged in the cover plate relief hole (12). 2. A shell PE bus duct with equipotential terminals according to claim 1, characterized in that: the fixed cover (3) is provided with an A-phase conductor (31), a B-phase conductor (32), C-phase conductor (33) and N-phase conductor (34), the outer ends of the A-phase conductor (31), B-phase conductor (32), C-phase conductor (33) and N-phase conductor (34) are provided with insulating sleeves . 3. A shell PE bus duct with equipotential terminals according to claim 2, characterized in that: the A-phase conductor (31) and the B-phase conductor (32) are arranged on one side of the PE-phase conductor (4). On one side, the C-phase conductor (33) and the N-phase conductor (34) are arranged on the other side of the PE-phase conductor (4). 4. A shell PE bus duct with equipotential terminals according to claim 3, characterized in that: the side plate structure is provided with two groups, and the side plate structures of the two groups are arranged in mirror image alignment, and the A Phase conductors (31), B-phase conductors (32), PE-phase conductors (4), C-phase conductors (33) and N-phase conductors (34) are arranged inside the two sets of side plate structures. 5. A shell PE bus duct with equipotential terminals according to claim 1, characterized in that: the movable cover (1) is provided with a cover plate through hole (11), and the cover plate through hole (11) is aligned up and down with the connecting plate through hole (23). 6. A shell PE bus duct with equipotential terminals according to claim 1, characterized in that: the upper end of the movable cover plate (1) and the PE connection column (41) is provided with a long strip of ground wire ( 5), the upper end of the PE connecting column (41) is provided with a threaded hole (42) for the connecting column. 7. A shell PE bus duct with equipotential terminals according to claim 6, characterized in that: the long strip plate (5) for the ground wire is provided with a strip plate through hole (51), and the long strip plate (5) The batten through hole (51) and the threaded hole (42) of the connecting column are aligned up and down. 8. A shell PE bus duct with equipotential terminals according to claim 7, characterized in that: the upper end of the ground wire strip (5) is provided with a strip gasket (52), the The upper end of the strip gasket (52) is provided with a strip bolt (53), and the strip bolt (53) is threaded in the threaded hole (42) of the connecting column. 9. A shell PE bus duct with equipotential terminals according to claim 7, characterized in that: the upper end of the long strip of ground wire (5) is provided with a ground wire installation column (6), and the ground wire A thick pipe ground wire (62) is arranged on the wire installation column (6), and the lower end of the ground wire installation column (6) is fixedly connected with an installation stud bolt (61), and the installation stud bolt (61) is threaded on the connection into the post threaded hole (42).

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