Lightweight bus duct with multi-layer structure

Abstract

The utility model relates to the technical field of bus ducts, and discloses a lightweight bus duct with a multi-layer structure, which solves the problems that the existing multi-layer bus duct shells are very troublesome in connection and cannot be quickly and conveniently assembled on site, the working difficulty of constructors is increased, and the working efficiency is reduced, and comprises a first shell, a second shell is arranged on the upper portion of the first shell, supporting blocks are fixedly installed at the two ends of the two sides of the first shell correspondingly, inserting rods are fixedly installed at the tops of the supporting blocks correspondingly, clamping holes are formed in the upper ends of the four inserting rods correspondingly, connecting blocks are fixedly installed at the two ends of the two sides of the second shell correspondingly, and inserting holes are formed in the bottoms of the four connecting blocks correspondingly. Through holes are formed in the sides, away from the second shell, of the four connecting blocks. The multi-layer bus duct shell is very convenient to connect, and on-site assembly can be quickly completed, so that the working difficulty of constructors is reduced, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bus duct technical field, concretely is a kind of lightweight bus duct with multilayer structure. BACKGROUND

[0002] Lightweight bus duct with multilayer structure is a device for transporting electric energy in power system, by the combination of multilayer structure and lightweight material, realize more efficient, safer power transmission;The shell is usually made of high-strength aluminum alloy or composite material, internally provided with guide plate to guide the flow of electric current;Through multilayer structure design, the carrying capacity and stability of bus duct are improved;Adopt high-strength aluminum alloy or composite material, reduce the weight of bus duct, facilitate installation and maintenance;But the connection between the shell of existing multilayer bus duct is very troublesome, cannot be quickly and conveniently assembled on site, increase the working difficulty of construction personnel, reduce work efficiency. SUMMARY

[0003] In view of the above situation, to overcome the defects of prior art, the utility model provides a kind of lightweight bus duct with multilayer structure, effectively solve the connection between the shell of existing multilayer bus duct It is very troublesome, cannot be quickly and conveniently assembled on site, increase the working difficulty of construction personnel, reduce work efficiency problem.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of lightweight bus duct with multilayer structure, including first shell, the upper portion of the first shell is equipped with second shell, both ends of the two sides of first shell are fixedly installed with support block, the top of support block is fixedly installed with inserting rod, the upper end of four inserting rods is equipped with clamping hole, both ends of the two sides of second shell are fixedly installed with connecting block, the bottom of four connecting blocks is equipped with insertion hole, the side of four connecting blocks away from second shell is equipped with through hole, both ends of the two sides of second shell and located the side of four connecting blocks away from second shell are equipped with clamping rod, the middle of second shell top is fixedly installed with shaft seat, the top of shaft seat is rotatably installed with shaft, the top of shaft is fixedly installed with hand wheel, the surface of shaft is equipped with transmission assembly, transmission assembly is transmission connection with four clamping rods, when shaft rotates, power is output to four clamping rods by transmission assembly, so that four clamping rods pass through four through holes and are clamped into four clamping holes on four clamping rods to be limited installation.

[0005] Preferably, the transmission assembly includes a rotating bar, which is fixedly installed on the middle of the shaft surface, both ends of the rotating bar are rotatably installed with transmission bars, one end of the two transmission bars away from each other is rotatably installed with cross bar, both ends of the bottom of the two cross bars are fixedly installed with moving bars, the lower part of the side of four moving bars close to second shell is respectively fixedly connected with four clamping rods.

[0006] Preferably, the middle part of the moving strip is provided with a sliding hole, and the inner part of the four sliding holes is movably inserted with a sliding rod, and the four sliding rods are fixedly connected with the two ends of the second shell.

[0007] Preferably, the upper part of the surface of the shaft rod is fixedly installed with a fixed rod through a fixing ring, one end of the fixed rod is fixedly installed with a sliding sleeve, the inner part of the sliding sleeve is movably inserted with a limiting rod, the lower part of the surface of the limiting rod is fixedly installed with a fixed disc, the middle part of the surface of the limiting rod is sleeved with a spring, the two ends of the spring are fixedly connected with the sliding sleeve and the fixed disc, and the upper part of the surface of the second shell is provided with an arc-shaped groove, and the inner bottom of the arc-shaped groove is provided with a limiting hole.

[0008] Compared with the prior art, the utility model has the advantages that when using, the operator places the second shell on the top of the first shell, inserts the four inserting rods on the four supporting blocks into the insertion holes in the four connecting blocks, and then rotates the hand wheel to drive the shaft rod to rotate along the shaft seat, the shaft rod drives the fixed rod and the rotating strip to rotate when rotating, the rotating strip drives the two cross rods to move towards each other when rotating, the two cross rods drive the four moving strips to move when moving towards each other, the moving strips slide along the surface of the sliding rod through the sliding hole when moving, the stability of the four moving strips when moving is improved, and the four moving strips drive the four clamping rods to pass through the four through holes and clamp into the four clamping holes on the four clamping rods for limiting installation when moving.

[0009] The limiting rod is driven to rotate along the arc-shaped groove through the sliding sleeve when the fixed rod rotates, the spring pushes the fixed disc to move downwards when the limiting rod moves to the position of the limiting hole, the fixed disc drives the limiting rod to move downwards along the inner part of the sliding sleeve when moving downwards, and the limiting rod is clamped into the inner part of the limiting hole for limiting when moving downwards, so that the stability of installation is improved. BRIEF DESCRIPTION OF DRAWINGS

[0010] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation on the utility model.

[0011] In the drawings:

[0012] Figure 1 It is the light weight bus duct structure schematic diagram of the utility model with multilayer structure Figure 1 ;

[0013] Figure 2 It is the light weight bus duct structure schematic diagram of the utility model with multilayer structure Figure 2 ;

[0014] Figure 3This is a schematic diagram of the lightweight busbar trunking structure with a multi-layered structure of this utility model. Figure 3 ;

[0015] Figure 4 This utility model Figure 3 Enlarged structural diagram at point A in the middle;

[0016] Figure 5 This utility model Figure 2 Enlarged structural diagram at point B;

[0017] In the diagram: 1. First housing; 2. Second housing; 3. Support block; 4. Insert rod; 5. Locking hole; 6. Connecting block; 7. Inserting hole; 8. Through hole; 9. Locking rod; 10. Handwheel; 11. Rotating bar; 12. Shaft; 13. Shaft seat; 14. Arc groove; 15. Limiting hole; 16. Fixing rod; 17. Sliding sleeve; 18. Fixing plate; 19. Spring; 20. Limiting rod; 21. Transmission bar; 22. Crossbar; 23. Sliding rod; 24. Sliding hole; 25. Moving bar. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0019] Depend on Figures 1 to 5 The present invention includes a first housing 1, a second housing 2 on the upper part of the first housing 1, support blocks 3 fixedly installed at both ends of both sides of the first housing 1, insertion rods 4 fixedly installed on the top of each support block 3, and locking holes 5 at the upper ends of each of the four insertion rods 4. Connecting blocks 6 fixedly installed at both ends of both sides of the second housing 2, insertion holes 7 at the bottom of each of the four connecting blocks 6, and through holes 8 on the side of each of the four connecting blocks 6 away from the second housing 2. Locking rods 9 are provided at both ends of both sides of the second housing 2 and on the side of each of the four connecting blocks 6 away from the second housing 2. A bearing seat 13 is fixedly installed in the middle of the top of the second housing 2, a shaft 12 is rotatably installed on the top of the bearing seat 13, a handwheel 10 is fixedly installed on the top of the shaft 12, and a transmission assembly is provided on the surface of the shaft 12. The transmission assembly is connected to the four locking rods 9. When the shaft 12 rotates, the power is output to the four locking rods 9 through the transmission assembly, so that the four locking rods 9 pass through the four through holes 8 and are locked into the four locking holes 5 on the four locking rods 9 for limiting installation.

[0020] In use, the operator places the second shell 2 on top of the first shell 1, inserts the four insertion rods 4 on the four supporting blocks 3 into the insertion holes 7 in the four connecting blocks 6, and then rotates the hand wheel 10 to drive the shaft rod 12 to rotate along the shaft seat 13, which drives the transmission assembly to operate, and the transmission assembly drives the four clamping rods 9 to pass through the four through holes 8 and clamp into the four clamping holes 5 in the four clamping rods 9 for limiting installation; so that the connection between the multi-layer bus duct shells is very convenient, and the on-site assembly can be quickly completed, thereby reducing the working difficulty of the construction personnel and improving the working efficiency.

[0021] The transmission assembly comprises a rotating strip 11 fixedly installed on the middle of the surface of the shaft rod 12, two transmission strips 21 rotatably installed at the two ends of the rotating strip 11, two cross rods 22 rotatably installed at the ends away from each other of the two transmission strips 21, two moving strips 25 fixedly installed at the two ends of the bottom of the two cross rods 22, and four sliding holes 24 formed in the middle of the moving strip 25, four sliding rods 23 movably inserted into the four sliding holes 24, and four sliding rods 23 fixedly connected to the two ends of the two sides of the second shell 2.

[0022] When the shaft rod 12 rotates, the fixed rod 16 and the rotating strip 11 rotate, the rotating strip 11 rotates to pull the two cross rods 22 to move towards each other, the two cross rods 22 move towards each other to drive the four moving strips 25 to move, and the moving strip 25 moves to slide along the surface of the sliding rod 23 through the sliding hole 24, which increases the stability of the four moving strips 25 when moving, and the four moving strips 25 move to drive the four clamping rods 9 to pass through the four through holes 8 and clamp into the four clamping holes 5 in the four clamping rods 9 for limiting installation.

[0023] When the fixed rod 16 rotates, the limiting rod 20 is driven to rotate along the arc-shaped groove 14 through the sliding sleeve 17, when the limiting rod 20 moves to the position of the limiting hole 15, the spring 19 pushes the fixed disc 18 to move downwards, the fixed disc 18 moves downwards to drive the limiting rod 20 to move downwards along the inside of the sliding sleeve 17, and the limiting rod 20 moves downwards to be clamped into the inside of the limiting hole 15 for limiting, thereby increasing the stability of the installation.

Claims

1. A lightweight bus duct having a multi-layer structure, comprising a first housing (1), characterized in that: The upper portion of the first shell (1) is provided with a second shell (2), both ends of the first shell (1) are fixedly installed with support blocks (3), the top of the support block (3) is fixedly installed with an insertion rod (4), the upper end of the four insertion rods (4) is provided with a clamping hole (5), both ends of the second shell (2) are fixedly installed with connecting blocks (6), the bottom of the four connecting blocks (6) is provided with an insertion hole (7), the side of the four connecting blocks (6) away from the second shell (2) is provided with a through hole (8), both ends of the second shell (2) and located on the side of the four connecting blocks (6) away from the second shell (2) are provided with clamping rods (9), the middle of the top of the second shell (2) is fixedly installed with an axle seat (13), the top of the axle seat (13) is rotatably installed with a shaft rod (12), the top of the shaft rod (12) is fixedly installed with a hand wheel (10), the surface of the shaft rod (12) is provided with a transmission assembly, the transmission assembly is in transmission connection with the four clamping rods (9), when the shaft rod (12) rotates, the power is output to the four clamping rods (9) through the transmission assembly, so that the four clamping rods (9) pass through the four through holes (8) and are clamped into the four clamping holes (5) on the four clamping rods (9) for limiting installation.

2. The lightweight bus duct with a multi-layer structure according to claim 1, characterized in that: The transmission assembly comprises a rotating strip (11), the rotating strip (11) is fixedly installed on the middle of the surface of the shaft rod (12), both ends of the rotating strip (11) are rotatably installed with transmission strips (21), one end of the two transmission strips (21) away from each other is rotatably installed with a cross rod (22), the bottom of both ends of the two cross rods (22) is fixedly installed with a moving strip (25), the lower part of the side of the four moving strips (25) close to the second shell (2) is respectively fixedly connected with the four clamping rods (9).

3. The lightweight bus duct with a multi-layer structure according to claim 2, characterized in that: The middle of the moving strip (25) is provided with a sliding hole (24), the inside of the four sliding holes (24) is movably inserted with a sliding rod (23), the four sliding rods (23) are respectively fixedly connected with both ends of the two sides of the second shell (2).

4. The lightweight bus duct with multi-layer structure according to claim 2, characterized in that: The upper portion of the surface of the shaft rod (12) is fixedly installed with a fixed rod (16) through a fixed ring, one end of the fixed rod (16) is fixedly installed with a sliding sleeve (17), the inside of the sliding sleeve (17) is movably inserted with a limiting rod (20), the lower portion of the surface of the limiting rod (20) is fixedly installed with a fixed disc (18), the middle of the surface of the limiting rod (20) is sleeved with a spring (19), both ends of the spring (19) are respectively fixedly connected with the sliding sleeve (17) and the fixed disc (18), the upper portion of the surface of the second shell (2) is provided with an arc-shaped groove (14), the inner bottom of the arc-shaped groove (14) is provided with a limiting hole (15).

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