A bus duct with overload protection structure

Abstract

The utility model relates to the technical field of bus ducts, and discloses a bus duct with an overload protection structure, which solves the problem that the existing bus ducts are very troublesome to connect, increase the difficulty of installation for operators, and reduce work efficiency. The utility model comprises a bus duct body, one end of both sides of the bus duct body is fixedly installed with a plug rod, the surfaces of the two plug rods are provided with limiting holes, a protective circuit breaker is installed at the incoming end of the bus inside the bus duct body, a limiting frame is fixedly installed at one end of the bus duct body, a limiting slot is provided at one end of the bus duct body, plug blocks are fixedly installed at the other end of both sides of the bus duct body, and jacks are inserted in the inside of the two plug blocks, and a quick connection component is provided on the upper part of the bus duct body; the quick connection component comprises a fixed head, and the fixed head is fixedly installed on one side of the top of the bus duct body; the bus duct is very convenient to connect, reduces the difficulty of installation for operators, and improves work efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of bus ducts, in particular to a bus duct with an overload protection structure. Background Art

[0002] Bus duct is a closed metal device composed of copper and aluminum busbars, mainly used to distribute large power to various components in the distributed system; this device has increasingly replaced wires and cables in indoor low-voltage power transmission trunk line projects. In China, especially in Guangzhou, Guangdong, more than 90% of the main lines leading to the distribution rooms of buildings with more than 12 floors use bus ducts; the existing bus ducts are very troublesome to connect, which increases the difficulty of installation for operators and reduces work efficiency. 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 bus duct with an overload protection structure, which effectively solves the problem that the existing bus duct is very troublesome when docking, increases the difficulty of installation for operators, and reduces work efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bus duct with an overload protection structure, comprising a bus duct body, wherein plug rods are fixedly installed at one end of both sides of the bus duct body, and limiting holes are provided on the surfaces of the two plug rods. A protective circuit breaker is installed at the incoming end of the bus inside the bus duct body, a limiting frame is fixedly installed at one end of the bus duct body, and a limiting groove is provided at one end of the bus duct body. Plug blocks are fixedly installed at the other end of both sides of the bus duct body, and jacks are inserted into the inside of the two plug blocks, and a quick docking assembly is provided on the upper part of the bus duct body.

[0005] Preferably, the quick docking assembly includes a fixed head, which is fixedly installed on one side of the top of the bus duct body, a sleeve is fixedly installed on the top of the fixed head, a shaft rod is rotatably installed inside the sleeve, a handwheel is fixedly installed on one end of the shaft rod, a worm is fixedly installed on the other end of the shaft rod, a first shaft seat is rotatably installed on one end of the worm, a positioning seat is fixedly installed on one side of the first shaft seat, and the bottom of the positioning seat is fixedly connected to the top of the bus duct body.

[0006] Preferably, the surface of the worm is meshingly connected with a worm wheel, a second shaft seat is rotatably mounted on the bottom of the worm wheel, the bottom of the second shaft seat is fixedly connected to the top of the bus duct body, a threaded rod is fixedly mounted on the top of the worm wheel, a third shaft seat is rotatably mounted on the top of the threaded rod, a first connecting frame is fixedly mounted on the top of the third shaft seat, the bottom of the first connecting frame is fixedly connected to the top of the bus duct body, a threaded sleeve is threadedly connected to the surface of the threaded rod, a first fixing rod is fixedly mounted on the end of the surface of the threaded sleeve away from the first connecting frame, a first sliding sleeve is fixedly mounted on one end of the first fixing rod, a first sliding sleeve is inserted into the interior of the first sliding sleeve, and the bottom of the first sliding rod is fixedly connected to the bus duct body.

[0007] Preferably, two transmission rods are symmetrically fixedly installed on the surface of the threaded sleeve, a limiting rod is fixedly installed on the bottom of the transmission rod, a second fixed rod is fixedly installed on one side of the limiting rod, a second sliding sleeve is fixedly installed on one end of the second fixed rod, a second sliding rod is inserted into the inside of the second sliding sleeve, a second connecting frame is fixedly installed on the top of the second sliding rod, the bottoms of the two second connecting frames are fixedly connected to the bus duct body, a fixing pad is fixedly installed on the bottom of the second sliding rod, and one side of the fixing pad is fixedly connected to the bus duct body.

[0008] Compared with the prior art, the utility model has the following beneficial effects: when docking, the operator inserts the two plug rods on the other bus duct body into the plug holes in the two plug blocks on the bus duct body, and inserts the limit frame into the limit groove, and then the operator rotates the hand wheel to drive the shaft rod to rotate along the inside of the shaft sleeve, and when the shaft rod rotates, it drives the worm to rotate along the first shaft seat on the positioning seat, and when the worm rotates, it drives the worm wheel to rotate along the second shaft seat, and when the worm wheel rotates, it drives the threaded rod to rotate along the third shaft seat on the first connecting frame, and when the threaded rod rotates, it drives the threaded sleeve to move downward, and when the threaded sleeve moves, it drives the first sliding sleeve to slide along the surface of the first sliding rod through the first fixed rod, thereby increasing the stability of the threaded sleeve when it moves;

[0009] When the threaded sleeve moves downward, the two limit rods are driven downward by the two transmission rods. When the limit rod moves downward, the second sliding sleeve is driven by the second fixed rod to slide along the surface of the second sliding rod, thereby increasing the stability of the limit rod when moving. When the two limit rods move downward, they are inserted into the inside of the two limit holes for limiting, thereby quickly completing the docking; this makes the bus duct very convenient to dock, reduces the installation difficulty for operators, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] 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.

[0011] In the attached picture:

[0012] Figure 1 The schematic diagram of the bus duct structure with overload protection structure of the utility model Figure 1 ;

[0013] Figure 2 The schematic diagram of the bus duct structure with overload protection structure of the utility model Figure 2 ;

[0014] Figure 3 For this utility model Figure 1 A schematic diagram of a local enlarged structure;

[0015] In the figure: 1. bus duct body; 2. plug rod; 3. limit hole; 4. limit frame; 5. limit groove; 6. plug block; 7. socket; 8. fixed head; 9. bushing; 10. hand wheel; 11. shaft rod; 12. worm; 13. first shaft seat; 14. positioning seat; 15. worm gear; 16. second shaft seat; 17. threaded rod; 18. threaded sleeve; 19. third shaft seat; 20. first connecting frame; 21. first fixed rod; 22. first sliding sleeve; 23. first sliding sleeve; 24. transmission rod; 25. limit rod; 26. second fixed rod; 27. second sliding sleeve; 28. second sliding rod; 29. ​​second connecting frame; 30. fixing pad. DETAILED DESCRIPTION

[0016] 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.

[0017] Depend on Figures 1 to 3 The utility model includes a bus duct body 1, one end of both sides of the bus duct body 1 is fixedly installed with a plug rod 2, the surfaces of the two plug rods 2 are provided with limiting holes 3, the incoming end of the bus inside the bus duct body 1 is equipped with a protective circuit breaker, the protective circuit breaker is the same as the protective circuit breaker in a bus overload protection device with announcement number: CN210142900U, one end of the bus duct body 1 is fixedly installed with a limiting frame 4, one end of the bus duct body 1 is provided with a limiting groove 5, the other end of both sides of the bus duct body 1 is fixedly installed with a plug block 6, the inside of the two plug blocks 6 are plugged with a socket 7, and the upper part of the bus duct body 1 is provided with a quick docking assembly.

[0018] During docking, the operator inserts the two plug rods 2 on the other bus duct body 1 into the sockets 7 in the two plug blocks 6 on the bus duct body 1, and inserts the limit frame 4 into the limit groove 5. Then the operator adjusts the quick docking assembly and inserts it into the two limit holes 3 for limiting, thereby quickly completing the docking; this makes the bus duct very convenient to dock, reduces the installation difficulty of the operator, and improves work efficiency.

[0019] The quick docking assembly includes a fixed head 8, which is fixedly installed on one side of the top of the bus duct body 1. A sleeve 9 is fixedly installed on the top of the fixed head 8. A shaft rod 11 is rotatably installed inside the sleeve 9. A hand wheel 10 is fixedly installed on one end of the shaft rod 11. A worm 12 is fixedly installed on the other end of the shaft rod 11. A first shaft seat 13 is rotatably installed on one end of the worm 12. A positioning seat 14 is fixedly installed on one side of the first shaft seat 13. The bottom of the positioning seat 14 is fixedly connected to the top of the bus duct body 1; a worm wheel 15 is meshingly connected to the surface of the worm 12. A second shaft seat 16 is rotatably installed on the bottom of the worm wheel 15. The bottom of the second shaft seat 16 is fixedly connected to the top of the bus duct body 1. A threaded rod 17 is fixedly installed on the top of the worm wheel 15. A third shaft seat 19 is rotatably installed on the top of the threaded rod 17. A first connecting frame 20 is fixedly installed on the top of the third shaft seat 19. The bottom of the first connecting frame 20 is fixedly connected to the top of the bus duct body 1. A threaded sleeve 18 is threadedly connected to the surface of 17, and a first fixing rod 21 is fixedly installed on the end of the surface of the threaded sleeve 18 away from the first connecting frame 20, and a first sliding sleeve 22 is fixedly installed on one end of the first fixing rod 21, and a first sliding sleeve 22 is inserted inside the first sliding sleeve 22, and the bottom of the first sliding rod 23 is fixedly connected to the bus duct body 1; two transmission rods 24 are symmetrically fixedly installed on the surface of the threaded sleeve 18, and a limiting rod 25 is fixedly installed at the bottom of the transmission rod 24, and a second fixing rod 26 is fixedly installed on one side of the limiting rod 25, and a second sliding sleeve 27 is fixedly installed on one end of the second fixing rod 26, and a second sliding sleeve 27 is inserted inside the second sliding sleeve 27, and a second connecting frame 29 is fixedly installed on the top of the second sliding rod 28, and the bottoms of the two second connecting frames 29 are fixedly connected to the bus duct body 1, and a fixing pad 30 is fixedly installed at the bottom of the second sliding rod 28, and one side of the fixing pad 30 is fixedly connected to the bus duct body 1.

[0020] The operator rotates the handwheel 10 to drive the shaft rod 11 to rotate along the inside of the shaft sleeve 9. When the shaft rod 11 rotates, the worm 12 is driven to rotate along the first shaft seat 13 on the positioning seat 14. When the worm 12 rotates, the worm wheel 15 is driven to rotate along the second shaft seat 16. When the worm wheel 15 rotates, the threaded rod 17 is driven to rotate along the third shaft seat 19 on the first connecting frame 20. When the threaded rod 17 rotates, the threaded sleeve 18 is driven to move downward. When the threaded sleeve 18 moves, the first sliding sleeve 22 is driven to slide along the surface of the first sliding rod 23 through the first fixed rod 21, thereby increasing the stability of the threaded sleeve 18 when it moves. When the threaded sleeve 18 moves downward, the two limiting rods 25 are driven downward through the two transmission rods 24. When the limiting rod 25 moves downward, the second sliding sleeve 27 is driven to slide along the surface of the second sliding rod 28 through the second fixed rod 26, thereby increasing the stability of the limiting rod 25 when it moves. When the two limiting rods 25 move downward, they will be inserted into the inside of the two limiting holes 3 for limiting, thereby quickly completing the docking.

Claims

1. A bus duct with an overload protection structure, comprising a bus duct body (1), characterized in that: A plug rod (2) is fixedly mounted on one end of both sides of the bus duct body (1), and a limit hole (3) is provided on the surface of the two plug rods (2). A protective circuit breaker is installed at the incoming end of the busbar inside the bus duct body (1). A limit frame (4) is fixedly mounted on one end of the bus duct body (1), and a limit slot (5) is provided on one end of the bus duct body (1). Insert blocks (6) are fixedly mounted on the other end of both sides of the bus duct body (1), and sockets (7) are inserted into the inside of the two insert blocks (6). A quick docking assembly is provided on the upper part of the bus duct body (1).

2. The bus duct with an overload protection structure according to claim 1, characterized in that: The quick docking assembly comprises a fixed head (8), the fixed head (8) is fixedly mounted on one side of the top of the bus duct body (1), a shaft sleeve (9) is fixedly mounted on the top of the fixed head (8), a shaft rod (11) is rotatably mounted inside the shaft sleeve (9), a hand wheel (10) is fixedly mounted on one end of the shaft rod (11), a worm (12) is fixedly mounted on the other end of the shaft rod (11), a first shaft seat (13) is rotatably mounted on one end of the worm (12), a positioning seat (14) is fixedly mounted on one side of the first shaft seat (13), and the bottom of the positioning seat (14) is fixedly connected to the top of the bus duct body (1).

3. The bus duct with an overload protection structure according to claim 2, characterized in that: The surface of the worm (12) is meshedly connected with a worm wheel (15), the bottom of the worm wheel (15) is rotatably mounted with a second shaft seat (16), the bottom of the second shaft seat (16) is fixedly connected to the top of the bus duct body (1), the top of the worm wheel (15) is fixedly mounted with a threaded rod (17), the top of the threaded rod (17) is rotatably mounted with a third shaft seat (19), the top of the third shaft seat (19) is fixedly mounted with a first connecting frame (20), the bottom of the first connecting frame (20) is fixedly connected to the top of the bus duct body (1), the surface of the threaded rod (17) is threadedly connected with a threaded sleeve (18), the surface of the threaded sleeve (18) is fixedly mounted with a first fixed rod (21) at one end away from the first connecting frame (20), one end of the first fixed rod (21) is fixedly mounted with a first sliding sleeve (22), the interior of the first sliding sleeve (22) is plugged with a first sliding rod (23), and the bottom of the first sliding rod (23) is fixedly connected to the bus duct body (1).

4. The bus duct with an overload protection structure according to claim 3, characterized in that: Two transmission rods (24) are symmetrically fixedly mounted on the surface of the threaded sleeve (18); a limiting rod (25) is fixedly mounted on the bottom of each transmission rod (24); a second fixing rod (26) is fixedly mounted on one side of each limiting rod (25); a second sliding sleeve (27) is fixedly mounted on one end of each second fixing rod (26); a second sliding rod (28) is inserted into the interior of each second sliding sleeve (27); a second connecting frame (29) is fixedly mounted on the top of each second sliding rod (28); the bottoms of the two second connecting frames (29) are fixedly connected to the bus duct body (1); a fixing pad (30) is fixedly mounted on the bottom of each second sliding rod (28); and one side of the fixing pad (30) is fixedly connected to the bus duct body (1).

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