High-current-carrying clamping type low-voltage bus duct

Abstract

The utility model relates to the technical field of bus ducts, discloses a high-current-carrying clamping type low-voltage bus duct, and solves the problems that in the use process of the low-voltage bus duct, an upper cover plate and a lower cover plate are inconvenient to disassemble quickly, so that the working efficiency is reduced during maintenance, and better practicability is inconvenient to achieve. The bus duct comprises a bus duct body, side plates are fixedly installed on the two sides of the bus duct body, an upper cover plate and a lower cover plate are arranged at the top and the bottom of the bus duct body respectively, connecting blocks are symmetrically and fixedly installed at the bottom of the upper cover plate and the top of the lower cover plate, and positioning holes are formed in the connecting blocks in a penetrating mode; openings are formed in the tops and the bottoms of the side plates in a penetrating mode. Adjusting and positioning mechanisms are fixedly installed on the sides, away from each other, of the two side plates. According to the utility model, during the use process of the low-voltage bus duct, the upper cover plate and the lower cover plate can be conveniently and rapidly disassembled, so that the working efficiency can be improved during maintenance, and better practicability can be conveniently achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bus ducts, in particular to a high-current-carrying clamping type low-voltage bus duct. Background Art

[0002] Bus duct is a closed metal device composed of copper and aluminum busbar columns. It is used to distribute high power to various components of the distributed system. It has increasingly replaced wires and cables in indoor low-voltage power transmission trunk projects. There are various types of bus ducts, and low-voltage bus duct is one of them. During the use of low-voltage bus duct, the upper and lower covers are not easy to disassemble quickly, which reduces the work efficiency during maintenance, making it difficult to achieve better practicality. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a high-current-carrying clip-on low-voltage bus duct, which effectively solves the problem that the upper and lower cover plates of the low-voltage bus duct are not easy to disassemble quickly during use, resulting in reduced work efficiency during maintenance, making it difficult to achieve better practicality.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-current-carrying card-type low-voltage bus duct, comprising a bus duct body, side panels are fixedly installed on both sides of the bus duct body, the top and bottom of the bus duct body are respectively provided with an upper cover plate and a lower cover plate, the bottom of the upper cover plate and the top of the lower cover plate are symmetrically fixedly installed with connecting blocks, the interior of the connecting block is penetrated with a positioning hole, the top and bottom of the side plate are penetrated with an opening, and the connecting block is movably penetrated and installed in the interior of the opening, the side of the two side plates away from each other are fixedly installed with an adjustment positioning mechanism, and the connecting block is connected to the adjusting positioning mechanism through the positioning hole. The mechanism is connected, and the adjustment and positioning mechanism includes a frame, and the frame is fixedly installed on the middle part of one side of the side plate away from the bus duct body, a movable plate is arranged inside the frame, a movable rod is symmetrically fixedly installed on one side of the movable plate, and positioning springs are symmetrically arranged between the two movable rods, and one end of the positioning spring is fixedly connected to the movable plate, and the other end of the positioning spring is fixedly connected to the inner wall of the frame, one end of the movable rod away from the movable plate is movably penetrated and extended to the outside of the frame, one end of the movable rod away from the movable plate is fixedly installed with a movable block, one end of the movable block away from the movable rod is fixedly installed with a positioning column, and the positioning column is penetrated and installed inside the positioning hole.

[0005] Preferably, positioning pulleys are fixedly mounted on the top and bottom of the movable plate, positioning grooves are formed at the inner top and inner bottom of the frame, and the positioning pulleys are slidably mounted inside the positioning grooves.

[0006] Preferably, a connecting bearing is fixedly installed in the middle part of one side of the movable plate close to the movable rod, a pull rod is rotatably installed on the side of the connecting bearing away from the movable plate, and the end of the pull rod away from the connecting bearing movably penetrates and extends to the outside of the frame, a pull ring is fixedly installed on the end of the pull rod away from the connecting bearing, and the outer fixed sleeve of the pull ring is provided with an anti-slip rubber sleeve.

[0007] Preferably, a positioning rod is fixedly installed on the outer side of one end of the movable rod close to the connecting bearing, a positioning seat is fixedly installed directly above the movable rod and on the inner wall of the frame, and a positioning groove is opened on the outer side of the positioning seat, and the width of the positioning groove is adapted to the diameter of the positioning rod.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1) During operation, the bus duct body, upper cover plate, lower cover plate, connection block, positioning hole, side plate, opening and the adjustment and positioning mechanism interact with each other, so that the upper and lower covers of the low-voltage bus duct can be quickly disassembled during use, so as to improve the work efficiency during maintenance, thereby achieving better practicality;

[0010] 2) During operation, the interaction between the positioning pulley and the positioning slot can facilitate the movable plate to achieve better stability when moving, thereby ensuring that the adjustment and positioning mechanism can work stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0012] In the attached picture:

[0013] Figure 1 This is a schematic diagram of the structure of a high current-carrying clamp-type low-voltage bus duct of the utility model;

[0014] Figure 2 This is a schematic diagram of the cross-sectional structure of the connection block of the utility model;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the side panel of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the adjusting and positioning mechanism of the utility model.

[0017] In the figure: 1. bus duct body; 2. side plate; 3. upper cover plate; 4. lower cover plate; 5. connecting block; 6. positioning hole; 7. opening; 8. adjusting positioning mechanism; 9. frame; 10. movable plate; 11. movable rod; 12. positioning spring; 13. movable block; 14. positioning column; 15. positioning pulley; 16. positioning slide groove; 17. connecting bearing; 18. pull rod; 19. pull ring; 20. positioning rod; 21. positioning seat; 22. positioning groove. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] Embodiment 1, by Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model includes a bus duct body 1, side plates 2 are fixedly installed on both sides of the bus duct body 1, an upper cover plate 3 and a lower cover plate 4 are respectively arranged on the top and bottom of the bus duct body 1, a connecting block 5 is symmetrically fixedly installed on the bottom of the upper cover plate 3 and the top of the lower cover plate 4, a positioning hole 6 is penetrated inside the connecting block 5, an opening 7 is penetrated on the top and bottom of the side plate 2, and the connecting block 5 is movably penetrated and installed inside the opening 7, an adjusting positioning mechanism 8 is fixedly installed on the side of the two side plates 2 away from each other, and the connecting block 5 is connected to the adjusting positioning mechanism 8 through the positioning hole 6;

[0020] The adjustment and positioning mechanism 8 includes a frame 9, and the frame 9 is fixedly installed in the middle of one side of the side plate 2 away from the bus duct body 1, a movable plate 10 is arranged inside the frame 9, and a movable rod 11 is symmetrically fixedly installed on one side of the movable plate 10, and a positioning spring 12 is symmetrically arranged between the two movable rods 11, and one end of the positioning spring 12 is fixedly connected to the movable plate 10, and the other end of the positioning spring 12 is fixedly connected to the inner wall of the frame 9, and the end of the movable rod 11 away from the movable plate 10 is movable through and extends to the outside of the frame 9, and the end of the movable rod 11 away from the movable plate 10 is fixedly installed with a movable block 13, and the end of the movable block 13 away from the movable rod 11 is fixedly installed with a positioning column 14, and the positioning column 14 is installed through the inside of the positioning hole 6, and the top and bottom of the movable plate 10 are fixedly installed with positioning pulleys 15, and the inside of the frame 9 A positioning groove 16 is provided at the top and the inner bottom, and the positioning pulley 15 is slidably installed inside the positioning groove 16. A connecting bearing 17 is fixedly installed in the middle of the side of the movable plate 10 close to the movable rod 11, and a pull rod 18 is rotatably installed on the side of the connecting bearing 17 away from the movable plate 10, and the end of the pull rod 18 away from the connecting bearing 17 movably penetrates and extends to the outside of the frame 9, and a pull ring 19 is fixedly installed at the end of the pull rod 18 away from the connecting bearing 17, and the outer fixed sleeve of the pull ring 19 is provided with an anti-slip rubber sleeve, a positioning rod 20 is fixedly installed on the outer side of the end of the movable rod 11 close to the connecting bearing 17, a positioning seat 21 is fixedly installed directly above the movable rod 11 and on the inner wall of the frame 9, and a positioning groove 22 is provided on the outer side of the positioning seat 21, and the width of the positioning groove 22 is adapted to the diameter of the positioning rod 20.

[0021] During use, through the interaction of the bus duct body 1, upper cover plate 3, lower cover plate 4, connecting block 5, positioning hole 6, side plate 2, opening 7 and adjustment positioning mechanism 8, the upper and lower covers of the low-voltage bus duct can be quickly disassembled during use, so as to improve the work efficiency during maintenance, thereby achieving better practicality, and through the interaction of the positioning pulley 15 and the positioning slide groove 16, the movable plate 10 can achieve better stability when moving, thereby ensuring that the adjustment positioning mechanism 8 can work stably.

[0022] Working principle: When working, first pull the pull ring 19 to drive the pull rod 18 to move, and the pull rod 18 drives the movable plate 10 to move through the connecting bearing 17, and the movable plate 10 drives the positioning pulley 15 to slide inside the positioning slide groove 16, which can ensure that the movable plate 10 achieves better stability when moving. At the same time, the movable plate 10 moves to squeeze the positioning spring 12, so that the positioning spring 12 undergoes elastic deformation. At the same time, the movable plate 10 drives the movable rod 11 to move, and the movable rod 11 drives the movable block 13 to move. The movable block 13 drives the positioning column 14 to move, and the positioning column 14 moves and disengages from the positioning hole 6 to release the positioning of the connecting block 5. At the same time, the movable rod 11 drives the positioning rod 20 to move. After the positioning rod 20 moves to contact the inner wall of the frame 9, the pull ring 19 is rotated upward by ninety degrees. The pull ring 19 drives the positioning rod 20 to move through the pull rod 18, so that the positioning rod 20 moves to the positioning groove 2 on the positioning seat 21. 2, at this time, the movable rod 11 is positioned under the action of the positioning rod 20, and then the pull ring 19 is released, the upper cover plate 3 and the lower cover plate 4 are removed, and then the interior of the bus duct body 1 is repaired. After the repair is completed, the upper cover plate 3 and the lower cover plate 4 are covered on the top and bottom of the bus duct body 1 again, and the connecting block 5 is inserted into the inside of the opening 7, and then the pull ring 19 is rotated downward by 90 degrees in the opposite direction, and the positioning rod 20 is driven by the movable rod 11 to move out from the inside of the positioning groove 22, and the positioning of the movable rod 11 is released, and then the pull ring 19 is released. Under the rebound force of the positioning spring 12, the movable plate 10 is pushed to reset and move, so that the positioning column 14 is reinserted into the interior of the positioning hole 6, and the connecting block 5 is repositioned, so that the upper and lower covers of the low-voltage bus duct can be quickly disassembled during use, so as to improve the work efficiency during maintenance, thereby achieving better practicality.

Claims

1. A high current-carrying plug-in low-voltage bus duct, comprising a bus duct body (1), characterized in that: The bus duct body (1) is fixedly provided with side panels (2) on both sides, the top and bottom of the bus duct body (1) are respectively provided with an upper cover plate (3) and a lower cover plate (4), the bottom of the upper cover plate (3) and the top of the lower cover plate (4) are symmetrically fixedly provided with connection blocks (5), the interior of the connection block (5) is provided with a positioning hole (6), the top and bottom of the side panels (2) are provided with an opening (7), and the connection block (5) is movably installed in the interior of the opening (7), the sides of the two side panels (2) away from each other are fixedly provided with an adjustment positioning mechanism (8), and the connection block (5) is connected to the adjustment positioning mechanism (8) through the positioning hole (6), and the adjustment positioning mechanism (8) comprises a frame (9), and the frame (9) is fixedly installed on the side panel (2) away from the bus duct body (1). A movable plate (10) is arranged in the middle of one side of the wire trough body (1), and a movable rod (11) is symmetrically fixedly installed on one side of the movable plate (10). A positioning spring (12) is symmetrically arranged between the two movable rods (11), and one end of the positioning spring (12) is fixedly connected to the movable plate (10), and the other end of the positioning spring (12) is fixedly connected to the inner wall of the frame (9). One end of the movable rod (11) away from the movable plate (10) movably penetrates and extends to the outside of the frame (9), and one end of the movable rod (11) away from the movable plate (10) is fixedly installed with a movable block (13), and one end of the movable block (13) away from the movable rod (11) is fixedly installed with a positioning column (14), and the positioning column (14) is installed through the inside of the positioning hole (6).

2. The high current-carrying plug-in low-voltage bus duct according to claim 1 is characterized in that: Positioning pulleys (15) are fixedly installed at the top and bottom of the movable plate (10), and positioning grooves (16) are opened at the internal top and internal bottom of the frame (9), and the positioning pulleys (15) are slidably installed inside the positioning grooves (16).

3. The high current-carrying plug-in low-voltage bus duct according to claim 2 is characterized in that: A connecting bearing (17) is fixedly installed in the middle of one side of the movable plate (10) close to the movable rod (11), a pull rod (18) is rotatably installed on the side of the connecting bearing (17) away from the movable plate (10), and one end of the pull rod (18) away from the connecting bearing (17) movably penetrates and extends to the outside of the frame (9), and a pull ring (19) is fixedly installed on the end of the pull rod (18) away from the connecting bearing (17), and an outer fixed sleeve of the pull ring (19) is provided with an anti-slip rubber sleeve.

4. The high current-carrying plug-in low-voltage bus duct according to claim 3 is characterized in that: A positioning rod (20) is fixedly installed on the outer side of one end of the movable rod (11) close to the connecting bearing (17), and a positioning seat (21) is fixedly installed directly above the movable rod (11) and on the inner wall of the frame (9), and a positioning groove (22) is provided on the outer side of the positioning seat (21), and the width of the positioning groove (22) is adapted to the diameter of the positioning rod (20).

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