Modularized guide rail type installed bypass power supply unit structure

Abstract

The utility model relates to a modularized guide rail type installed bypass power supply unit structure, which comprises a bypass power panel, a bypass power box and a guide rail, the guide rail is fixedly connected with a cabinet body of a bypass cabinet, and the bypass power panel and the bypass power box are in sliding connection with the guide rail and are fixedly connected with the guide rail through bolts. The bypass power supply unit has the advantages that modular design is adopted, the bypass power supply unit structure is divided into the bypass power panel and the bypass power box, and all the modules are mutually independent and can work cooperatively. By means of the modular design, when a fault occurs, the fault module can be rapidly positioned and replaced. And meanwhile, the modularized bypass power supply is also convenient to upgrade and expand, so that different use requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to high pressure frequency changer technical field especially relates to a bypass power supply unit structure of modular guide rail type installation. BACKGROUND

[0002] At present, high pressure frequency changer plays a vital role in industrial production. In order to ensure the normal operation of frequency changer when the module inside high pressure frequency changer has sudden failure under frequency conversion operating condition, the external unit bypass contactor of high pressure frequency changer is arranged, the faulty module is bypassed from the circuit, and the normal operation of equipment is maintained. The existing external unit bypass contactor of high pressure frequency changer adopts scattered structure according to needs, mainly adopts post-maintenance mode, and the bypass power supply unit is fixed in the rear part of cabinet body in a scattered way, and the bypass power supply unit is connected with bypass contactor and other devices through wire slot etc. This mode is not conducive to maintenance, mainly reflected in the following aspects. First, post-maintenance needs to move the cabinet body or operate in the relatively narrow rear space, which increases the difficulty and time cost of maintenance. Secondly, the scattered fixing mode can cause the stability of components to be reduced, and more prone to looseness and other problems in the use process. Therefore, this scattered structure mode has the problems of inconvenient installation, difficult maintenance and poor flexibility caused by non-modular design. In comparison, the front maintenance design is more reasonable and practical. SUMMARY

[0003] The utility model aims at providing a bypass power supply unit structure of modular guide rail type installation, adopts modular design, and the bypass power supply unit is installed in the front part of the cabinet body of bypass cabinet in a guide rail mode, so that the stability of bypass power supply unit is improved, and installation and maintenance are facilitated.

[0004] To achieve the above-mentioned purpose, the utility model realizes the following technical scheme:

[0005] A bypass power supply unit structure of modular guide rail type installation, including bypass power supply board, bypass power supply box, guide rail, the guide rail is fixedly connected with the cabinet body of bypass cabinet, the bypass power supply board, bypass power supply box are slidably connected with the guide rail, and are fixedly connected with the guide rail through bolt.

[0006] The guide rail is connected with pin shaft, the rear part of bypass power supply board and bypass power supply box is equipped with the notch matched with pin shaft, and the front part is equipped with mounting hole.

[0007] The bottom of bypass power supply box is fixed with base on both sides, the front end of base is equipped with mounting hole, and the rear end is opened with notch.

[0008] The guide rail is fixedly connected in the front part of the cabinet body of bypass cabinet.

[0009] The front part of the cabinet body of bypass cabinet is fixed with insulating frame, and the guide rail is fixedly connected on the insulating frame.

[0010] The bypass power panel and the bypass power box are both fixed with a handle at the front end.

[0011] The bypass power panel is in a box structure.

[0012] Compared with the prior art, the bypass power supply unit structure has the advantages that:

[0013] 1. The bypass power supply unit structure is modularized, and the bypass power supply unit structure is divided into a bypass power panel and a bypass power box, and each module is independent and can work cooperatively. The modular design can quickly locate and replace the faulty module when a fault occurs. Meanwhile, the modular bypass power supply is convenient for upgrading and expansion, and meets different use requirements.

[0014] 2. The bypass power panel and the bypass power box are fixed in the bypass cabinet in the form of guide rails, and the installation process is simple and fast, and no complex tools and professional skills are needed. The guide rail type installation also makes the equipment easy to be taken off from the guide rail when maintenance or replacement is needed, and greatly improves the maintenance efficiency.

[0015] 3. The bypass power supply unit structure is quick and convenient to maintain. Through the above-mentioned modular design and guide rail type installation, and being directly installed at the front of the bypass cabinet, the door can be opened for maintenance, installation and replacement, front maintenance of the cabinet body is realized, and the maintenance of the equipment becomes extremely quick and convenient. When a fault occurs, the maintenance personnel can quickly determine the faulty module, and easily take out the faulty module for repair or replacement through the guide rail. In addition, the layout of each component of the equipment is reasonable, easy to contact and operate, and the convenience of maintenance is further improved.

[0016] 4. The bypass power supply unit structure is compact in structure and small in space occupation. The modularization and guide rail type installation not only improve the installation and maintenance efficiency, but also reduce the maintenance cost. Meanwhile, the equipment has good stability and reliability, and can stably operate in various harsh working environments. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of the utility model.

[0018] Figure 2 is a front view of the bypass power panel.

[0019] Figure 3 is a top view of the bypass power panel.

[0020] Figure 4 is a front view of the bypass power box.

[0021] Figure 5 is a side view of the bypass power box.

[0022] Figure 6 is the top view of bypass power box.

[0023] Figure 7 is the installation position schematic view of the utility model.

[0024] In the drawing: 1-bypass power panel 2-bypass power box 3-rail 4-pin shaft 5-gap 6-mounting hole 7-insulating frame 8-handle 9-base 10-bypass cabinet. DETAILED DESCRIPTION

[0025] The utility model will be described in detail below in conjunction with the drawings of the specification, but it should be pointed out that the implementation of the utility model is not limited to the following embodiments.

[0026] Embodiment 1

[0027] See Figure 1 , Figure 7 A modular rail-mounted bypass power supply unit structure, comprising a bypass power panel 1, a bypass power box 2 and a rail 3, the rail 3 is fixedly connected with the cabinet body of the bypass cabinet 10, the bypass power panel 1 and the bypass power box 2 are slidably connected with the rail 3 and are fixedly connected with the rail 3 through bolts.

[0028] See Figures 1-6 The rail 3 is fixedly connected with a pin shaft 4, the rear part of the bypass power panel 1 and the bypass power box 2 is provided with a gap 5 matched with the pin shaft 4, the bypass power panel 1 and the bypass power box 2 are pushed from the front part of the cabinet body to the rear part, and when the gap 5 is inserted into the pin shaft 4 and is in place, the bypass power panel 1 and the bypass power box 2 are fixed on the rail 3 through the mounting hole 6 and the bolts.

[0029] Embodiment 2

[0030] The difference from embodiment 1 is that the base 9 is fixedly connected on both sides of the bottom of the bypass power box 2, see Figures 4-6 The front end of the base 9 is provided with the mounting hole 6, and the rear end is provided with the gap 5. The base 9 is slidably connected with the rail 3.

[0031] Embodiment 3

[0032] On the basis of embodiment 1 and embodiment 2, see Figures 1-7 The rail 3 is fixedly connected on the front part of the cabinet body of the bypass cabinet 10. The front part of the cabinet body of the bypass cabinet 10 is fixedly connected with the insulating frame 7, and the rail 3 is fixedly connected on the insulating frame 7, so that the bypass cabinet 10 can be maintained, installed and replaced when the door is opened.

[0033] In addition, the bypass power panel 1 can be a box structure, and the front end of the bypass power panel 1 and the bypass power box 2 is fixedly connected with the handle 8, so as to facilitate dragging the bypass power panel 1 and the bypass power box 2.

[0034] Installation process: install the modular bypass power panel 1 and bypass power box 2 on the guide rail 3, make sure each module is connected firmly. Then, connect the external unit bypass contactor with the bypass contactor of the high-voltage frequency converter, both of which are connected with the bypass power panel 1 and bypass power box 2 by quick plug wiring method, complete the installation. Maintenance process: when the equipment fails, the maintenance personnel first determine the faulty module (bypass power panel 1 and or bypass power box 2) by detecting the equipment. Then, pull out the quick plug, then pull out the bypass power panel 1 and or bypass power box 2, take off the faulty module from the guide rail 3, repair or replace. After the repair is completed, reinstall the module on the guide rail 3, restore the normal operation of the equipment.

[0035] The utility model discloses compact structure, and the space is little. Its modularization and the characteristic of guide rail 3 formula installation not only improve the efficiency of installation and maintenance, but also reduce the maintenance cost. Meanwhile, the equipment has good stability and reliability, can stably run under various severe working environments.

[0036] Through the above specific embodiment, the person skilled in the art can easily realize the utility model. However, it should be understood that the utility model is not limited to the above specific embodiment. On the basis of disclosed embodiment, the person skilled in the art can combine different technical features at will, thereby realizing different technical schemes. Limited to length and for making the specification brief, each scheme formed by these combinations has not been described one by one. Any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A modular rail mounted bypass power unit structure, characterized by, The bypass power panel, the bypass power box and the guide rail are slidably connected with each other and fixedly connected with the guide rail through bolts.

2. A modular rail mounted bypass power unit structure according to claim 1, wherein, The guide rail is connected with a pin shaft, and the rear part of the bypass power panel and the bypass power box is provided with a notch matched with the pin shaft and a mounting hole in the front part.

3. A modular rail mounted bypass power unit structure according to claim 2, wherein, The bottom of the bypass power box is fixed with a base, the front end of the base is provided with a mounting hole, and the rear end is provided with a notch.

4. A modular rail mounted bypass power unit structure according to claim 1, wherein, The guide rail is fixedly connected to the front part of the cabinet body of the bypass cabinet.

5. A modular rail mounted bypass power unit structure according to claim 1, wherein, The front part of the cabinet body of the bypass cabinet is fixed with an insulating frame, and the guide rail is fixedly connected to the insulating frame.

6. A modular rail mounted bypass power unit structure according to claim 1, wherein, The front end of the bypass power panel and the bypass power box is fixed with a handle.

7. A modular rail mounted bypass power unit structure according to claim 1, wherein, The bypass power panel is in a box type structure.

Images