Multi-layer bus duct combination device

Abstract

The utility model discloses a multilayer bus duct combination device which comprises a combination frame, the upper surface of the combination frame is fixedly connected with a second self-locking frame, bus duct bodies are arranged on the two sides of the combination frame, and the upper surfaces of the bus duct bodies are in bolt connection with a first self-locking frame. A limiting rod is fixedly connected to the side, close to the second self-locking frame, of the first self-locking frame, a groove is formed in the upper surface of the second self-locking frame, a rotating block is arranged in the groove, and a limiting block is fixedly connected to the upper surface of the rotating block. The limiting rod gradually gets close to the rotating block, the rotating block rotates and is lifted upwards after approaching, the limiting rod enters the cambered surface of the rotating block after crossing the lower end of the rotating block, then the rotating block resets under the action of gravity, the limiting rod is prevented from being pulled back, the bus duct body and the combined frame cannot be separated, and the limiting effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a self locking field, concretely is a kind of multilayer bus duct combination device. BACKGROUND

[0002] Bus duct is a kind of closed metal device formed by copper and aluminum bus column, used to distribute large power for each element of dispersion system. In indoor low-voltage power transmission trunk line engineering project, it has been more and more replaced by wire and cable; bus duct is a kind of equipment responsible for transmission and distribution of electric energy in low-voltage power supply system, which plays the role of electric energy transmission. According to the size of current, bus duct is divided into single-layer bus, double-layer bus and three-layer bus.

[0003] At present, the connection in the middle of double-layer and three-layer bus duct in the prior art is mostly bolted, so that the upper and lower layers or the upper, middle and lower layers of bus are connected in parallel to meet the large-current bus carrying capacity; first, bolt connection causes the structure of each layer of bus duct to be not a standard section, which can only be hand riveted or bolted, and cannot realize the standardization of bus duct production line; second, bolt connection needs to punch holes on the cover plate of bus, which is slow in assembly speed; and after a period of operation of bus duct, the bolt will rust, which is troublesome to disassemble, and leads to high production cost of bus duct. Therefore, the technical personnel in the art provide a multilayer bus duct connecting device to solve the problems raised in the above background technology. SUMMARY

[0004] The utility model aims at providing a multilayer bus duct combination device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A multilayer bus duct combination device, comprising a combination frame, the upper surface of the combination frame is fixedly connected with a self-locking frame two, both sides of the combination frame are provided with a bus duct main body, the bus duct main body is bolted on both sides with a mounting plate, the upper surface of the bus duct main body is bolted with a self-locking frame one, the side of the self-locking frame one close to the self-locking frame two is fixedly connected with a limiting rod, the upper surface of the self-locking frame two is provided with a groove, the side of the upper end of the self-locking frame two close to the limiting rod is provided with a U-shaped groove, the inside of the groove is provided with a rotating block, the side of the rotating block away from the limiting rod is provided with an arc-shaped groove, the rotating block is rotatably connected with a pin shaft, the pin shaft is inserted with the self-locking frame two, and the upper surface of the rotating block is fixedly connected with a limiting block.

[0007] As a further scheme of the utility model: the bus duct main body and the combination frame are internally provided with a bus.

[0008] As a further scheme of the utility model: the self-locking frame one has two groups and is symmetrically distributed on the bus duct main body upper surface.

[0009] As a further scheme of the utility model: the self-locking frame two has two groups and is symmetrically distributed on the combined frame upper surface.

[0010] As a further scheme of the utility model: the mounting plate's outside is equipped with the heat dissipation magnetic sheet.

[0011] As a further scheme of the utility model: the rotating block's side far from the limiting rod is the arc surface.

[0012] As a further scheme of the utility model: the combined frame is the insulating material.

[0013] Compared with the prior art, the utility model has the beneficial effects that: the bolt is reduced, the assembly efficiency is high, the bus duct can be quickly combined through the self-locking mechanism, and the problem of slow traditional bolt disassembly speed is avoided.

[0014] The self-locking frame one is connected on the bus duct main body through the bolt, the bus is inserted into the combined frame and combined, the combined frame is moved to the side close to the self-locking frame one, the limiting rod gradually approaches the rotating block, approaches and makes the rotating block rotate and lift up, when the limiting rod passes the lower end of the rotating block, enters the arc surface of the rotating block, then the rotating block resets under the action of gravity, prevents the limiting rod from pulling back and makes the bus duct main body and the combined frame unable to separate, achieves the limiting effect, the other side of the combined frame is the same, so that two multi-layer bus ducts are combined through two pairs of self-locking mechanisms. The limiting block is manually lifted to drive the rotating block to rotate upwards, so that the limiting rod can be away from the self-locking frame two, at this time, the bus duct main body and the combined frame can be separated and disassembled, the other side is the same. Its structure is more optimized and the design is more reasonable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view of the multi-layer bus duct combination device.

[0016] Figure 2 It is Figure 1 It is the enlarged view of the local structure in A.

[0017] Figure 3 It is the side view of the multi-layer bus duct combination device.

[0018] Figure 4 It is the plan view of the multi-layer bus duct combination device.

[0019] In the drawing: bus duct main body 1, mounting plate 2, combined frame 3, self-locking frame one 4, limiting rod 5, self-locking frame two 6, limiting block 7, rotating block 8, bus 9, pin shaft 10, heat dissipation magnetic sheet 11, recess 12, U-shaped groove 13. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1 to 4 In the embodiments of the utility model, a multi-layer bus duct combination device comprises a combination frame 3, the upper surface of the combination frame 3 is fixedly connected with a self-locking frame two 6, both sides of the combination frame 3 are provided with bus duct main bodies 1, the two sides of the bus duct main body 1 are bolt-connected with mounting plates 2, the upper surface of the bus duct main body 1 is bolt-connected with a self-locking frame one 4, one side of the self-locking frame one 4 close to the self-locking frame two 6 is fixedly connected with a limiting rod 5, the upper surface of the self-locking frame two 6 is provided with a groove 12, the upper end of the self-locking frame two 6 close to the limiting rod 5 is provided with a U-shaped groove 13, the inside of the groove 12 is provided with a rotating block 8, one side of the rotating block 8 away from the limiting rod 5 is provided with an arc-shaped groove, the rotating block 8 is rotatably connected with a pin shaft 10, the pin shaft 10 is insertedly arranged with the self-locking frame two 6, and the upper surface of the rotating block 8 is fixedly connected with a limiting block 7.

[0022] The bus duct main body 1 and the combination frame 3 are internally provided with a bus 9, the self-locking frame one 4 is provided with two groups and is symmetrically distributed on the upper surface of the bus duct main body 1, the self-locking frame two 6 is provided with two groups and is symmetrically distributed on the upper surface of the combination frame 3, the outside of the mounting plate 2 is provided with a heat dissipation magnetic sheet 11, one side of the rotating block 8 away from the limiting rod 5 is an arc surface, and the combination frame 3 is made of insulating material.

[0023] The working principle of the utility model is as follows:

[0024] The self-locking frame one 4 is bolt-connected on the bus duct main body 1, the bus 9 is inserted into the combination frame 3 to be combined, the combination frame 3 is moved to the side close to the self-locking frame one 4, the limiting rod 5 gradually approaches the rotating block 8, after approaching, the rotating block 8 is rotated and lifted upward, when the limiting rod 5 passes the lower end of the rotating block 8, the limiting rod 5 enters the arc surface of the rotating block 8, then the rotating block 8 is reset under the action of gravity, the limiting rod 5 is prevented from being pulled back to make the bus duct main body 1 and the combination frame 3 unable to be separated, the limiting effect is achieved, the other side of the combination frame 3 is also the same, so that two multi-layer bus ducts are combined together through two pairs of self-locking mechanisms.

[0025] The limiting block 7 is manually lifted to drive the rotating block 8 to rotate upward, so that the limiting rod 5 can be away from the self-locking frame two 6, at this time, the bus duct main body 1 and the combination frame 3 can be separated to be disassembled, the other side is also the same.

[0026] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-layer bus duct assembly device, comprising an assembly frame (3), characterized in that: The upper surface of the combined frame (3) is fixedly connected to a second self-locking frame (6), and a bus duct body (1) is provided on both sides of the combined frame (3), and mounting plates (2) are bolted to both sides of the bus duct body (1); The upper surface of the bus duct body (1) is bolted to a self-locking frame 1 (4), and a side of the self-locking frame 1 (4) close to the self-locking frame 2 (6) is fixedly connected to a limiting rod (5); A groove (12) is provided on the upper surface of the self-locking frame (6), a U-shaped groove (13) is provided on the side of the upper end of the self-locking frame (6) close to the limiting rod (5), a rotating block (8) is provided inside the groove (12), an arc groove is provided on the side of the rotating block (8) away from the limiting rod (5), the rotating block (8) is rotatably connected to a pin shaft (10), the pin shaft (10) is plugged into the self-locking frame (6), and the upper surface of the rotating block (8) is fixedly connected to the limiting block (7).

2. The multi-layer bus duct assembly device according to claim 1, characterized in that: Busbars (9) are installed inside the busbar duct body (1) and the assembly frame (3).

3. The multi-layer bus duct assembly device according to claim 1, characterized in that: The self-locking frame (4) has two groups and is symmetrically distributed on the upper surface of the bus duct body (1).

4. The multi-layer bus duct assembly device according to claim 1, characterized in that: There are two groups of the second self-locking frames (6) which are symmetrically distributed on the upper surface of the combined frame (3).

5. The multi-layer bus duct assembly device according to claim 1, characterized in that: A heat dissipation magnetic sheet (11) is installed on the outer side of the mounting plate (2).

6. The multi-layer bus duct assembly device according to claim 1, characterized in that: The side of the rotating block (8) away from the limiting rod (5) is an arc surface.

7. The multi-layer bus duct assembly device according to claim 1, characterized in that: The combined frame (3) is made of insulating material.

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