Modularized explosion-proof frequency converter core structure

Abstract

The utility model discloses a modularized explosion-proof frequency converter machine core structure, which comprises a fixed frame body, a machine core body, a power distribution module, a control module and a water cooling assembly, two groups of first mounting grooves are arranged at the upper end of one side of the fixed frame body, the power distribution module is fixedly connected in one group of first mounting grooves, and the control module is fixedly connected in the other group of first mounting grooves. A plurality of first mounting grooves are formed in the fixed frame body, a control module is fixedly connected in the other group of first mounting grooves, a plurality of second mounting grooves are formed in the fixed frame body located below the first mounting grooves, movement bodies are fixedly connected in the second mounting grooves, and water cooling assemblies are arranged in the first mounting grooves and the second mounting grooves. The utility model aims to provide the modularized explosion-proof frequency converter machine core structure which is convenient to disassemble and assemble, easy to maintain and overhaul and excellent in heat dissipation effect.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a modular explosion-proof frequency converter core structure. Background Art

[0002] The frequency converter (also known as variable frequency speed regulator) is a device used in power control. It controls the operation of the electrical drive system by changing the power frequency of the working motor. In the petrochemical, mining, manufacturing and processing industries, frequency converters have become an important tool for controlling motor speed and saving energy. However, these environments usually contain flammable, explosive and other dangerous gases or dust, which puts high demands on the explosion-proof performance of frequency converters.

[0003] Traditional explosion-proof inverters are often designed with strong integrity, which makes maintenance and upgrades more difficult. Once a module fails, the entire inverter may need to be replaced, increasing maintenance costs. In addition, the heat dissipation efficiency of traditional designs is not high, and the stability and service life of the equipment are easily affected by excessive internal temperatures. In terms of modular design, although the maintenance and upgrade problems can be solved to a certain extent, the explosion-proof inverters with modular structures in the prior art still have problems in actual applications, such as low modularity, insufficient heat dissipation efficiency, complex structure, and inconvenient installation and maintenance.

[0004] In order to improve the safety, reliability and economy of explosion-proof inverters, it is necessary to optimize their structure. A highly modular, easy-to-maintain and replace movement structure design, as well as an effective heat dissipation system design, are very necessary to improve the overall performance of the inverter and reduce long-term operating costs. Therefore, developing an explosion-proof inverter movement structure with a highly modular design, excellent heat dissipation performance and easy maintenance is of great significance to solving the problems existing in the prior art. Utility Model Content

[0005] In view of the above-mentioned deficiencies existing in the prior art, the purpose of the utility model is to provide a modular explosion-proof inverter movement structure which is convenient for disassembly and assembly, easy for maintenance and repair, and has excellent heat dissipation effect.

[0006] The technical solution adopted by the utility model to achieve the above-mentioned purpose is: a modular explosion-proof inverter movement structure, including a fixed frame, a movement body, a power distribution module, a control module, and a water cooling component. Two groups of first installation grooves are opened at the upper end of one side of the fixed frame, one group of the first installation grooves is fixedly connected with a power distribution module, and the other group of the first installation grooves is fixedly connected with a control module. Both the power distribution module and the control module can be disassembled and assembled in the first installation grooves. A plurality of second installation grooves are opened on the fixed frame located below the first installation grooves, and the second installation grooves are fixedly connected with a movement body. The movement body can also be disassembled and assembled in the second installation grooves. Water cooling components are arranged in the first installation grooves and the second installation grooves to effectively reduce the temperature in the first installation grooves and the second installation grooves to ensure the normal and stable operation of the movement body, the power distribution module and the control module.

[0007] In one of the embodiments, guide groove blocks are fixedly connected to the inner walls on both sides of the first mounting groove, a sliding guide groove is provided on the opposite side of the guide groove, a sliding guide rail is slidably connected in the sliding guide groove, the sliding guide rails are fixedly connected to both sides of the first U-shaped frame, a power distribution module or a control module is fixedly connected in the U-shaped groove of the first U-shaped frame by screws, two groups of pads are fixedly connected to the innermost side of the first mounting groove, one side of the first U-shaped frame is connected to the pads in abutment, the upper and lower grooves of the first mounting groove are respectively connected to the first fixed blocks, a first groove plate is provided in the groove of the first mounting groove, the first groove plate is fixedly connected to the first fixed block by bolts, an orifice is provided in the middle of the first groove plate, and the operating ends located on one side of the power distribution module or the control module are respectively relatively embedded in the orifice.

[0008] In one of the embodiments, a second U-shaped frame is provided in the second mounting groove, a buffer block is fixedly connected between the second U-shaped frame and the inner wall of the second mounting groove, a sliding rail is fixedly connected to the opposite inner walls of the second U-shaped frame, a sliding groove is provided on the upper and lower sides of the movement body, the sliding rail is slidably connected in the sliding groove, a second fixing block is fixedly connected in the upper and lower notches of the second mounting groove, a second notch plate is provided in the notch of the second mounting groove, the second notch plate is fixedly connected to the second fixing block by bolts, a hole is also provided in the middle of the second notch plate, and the operating ends located on one side of the movement body are relatively engaged and connected in the hole.

[0009] In one embodiment, the water cooling assembly includes a water cooling box, a circulation pump, a cold coil, and a radiator. The water cooling box is fixedly connected to the lower end of the fixed frame, one side of the water cooling box is connected to the input end of the circulation pump through a pipe, and the output end of the circulation pump is connected in series with a plurality of cold coils through a pipe, wherein a part of the cold coils are fixedly connected to the upper and lower inner side surfaces of the first mounting groove, and the remaining cold coils are fixedly connected to the inner walls on both sides of the second mounting groove, the end of the pipe connected in series with the cold coil is connected to the radiator, the other side of the radiator is connected to the water cooling box through a pipe, and the radiator is fixedly connected to one side of the fixed frame.

[0010] In one embodiment, a water injection pipe is fixedly connected to one side of the upper end of the water cooling box, a drainage pipe is fixedly connected to one side of the lower end of the water cooling box, and a water level meter and a thermometer are fixedly connected to the inner wall of the water cooling box.

[0011] Beneficial effects of the utility model:

[0012] Highly modular design: The inverter of the utility model adopts modular design, so that each module can be disassembled and replaced independently, which greatly facilitates maintenance and upgrade work. When a module fails, there is no need to replace the entire inverter, only the corresponding module needs to be replaced, thereby reducing maintenance costs and shortening downtime;

[0013] Improved heat dissipation design: By optimizing the heat dissipation system structure, the inverter of the utility model can perform heat management more effectively. Good heat dissipation performance not only improves the stability of the inverter operation, but also extends the service life of the equipment, while also improving the safety performance of the equipment in high temperature dangerous environments;

[0014] Simplified structure and convenient maintenance: The utility model has a simplified structure, and the installation and maintenance process is more convenient. The modular design allows operators to quickly identify and replace faulty modules, reducing the need and complexity of professional maintenance and lowering the technical threshold for operators;

[0015] Improved safety performance: By adopting advanced explosion-proof technology, the reliability and safety of the inverter movement structure of this utility model in flammable and explosive environments have been significantly improved. Its design complies with relevant explosion-proof standards and enhances the ability to operate stably in extreme environments;

[0016] Improved economic efficiency: Due to its easy maintenance and modular characteristics, the utility model can reduce the cost of long-term operation. The rapid replacement of modules reduces production losses caused by failures. At the same time, the excellent heat dissipation design also reduces energy consumption, achieving dual optimization of economic benefits and technical performance;

[0017] In summary, the modular explosion-proof inverter movement structure of the utility model provides an effective technical solution for improving the performance, safety and economy of the inverter. It is suitable for various industrial occasions requiring explosion-proof performance and has excellent prospects for promotion and application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the disassembly and assembly structure of the first installation slot of the utility model;

[0020] Figure 3 for Figure 2 Schematic diagram of the detailed structure of the A1 part;

[0021] Figure 4 This is a schematic diagram of the disassembly and assembly structure of the second installation slot of the utility model;

[0022] Figure 5 This is a schematic diagram of the fixed frame structure of the utility model;

[0023] Figure 6 It is a schematic diagram of the cross-sectional structure of the water cooling box of the utility model.

[0024] In the figure: 1 fixed frame, 2 movement body, 3 power distribution module, 4 control module, 5 water cooling assembly, 6 first mounting groove, 7 second mounting groove, 101 guide groove block, 102 sliding guide groove, 103 sliding rail, 104 first U-shaped frame, 105 cushion block, 106 first fixed block, 107 first notch plate, 201 second U-shaped frame, 202 buffer block, 203 sliding rail, 204 sliding groove, 205 second fixed block, 206 second notch plate, 301 water cooling box, 302 circulating pump, 303 cold coil, 304 radiator, 305 water injection pipe, 306 drainage pipe, 307 water level gauge, 308 thermometer. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-6A modular explosion-proof inverter movement structure comprises a fixed frame 1, a movement body 2, a power distribution module 3, a control module 4, and a water cooling component 5. Two groups of first mounting grooves 6 are provided at the upper end of one side of the fixed frame 1, wherein a power distribution module 3 is fixedly connected in one group of the first mounting grooves 6, and a control module 4 is fixedly connected in the other group of the first mounting grooves 6. Both the power distribution module 3 and the control module 4 can be disassembled and assembled in the first mounting grooves 6. A plurality of second mounting grooves 7 are provided on the fixed frame 1 located below the first mounting grooves 6, wherein the second mounting grooves 7 are fixedly connected with a movement body 2, and the movement body 2 can also be disassembled and assembled in the second mounting grooves 7. Water cooling components 5 are arranged in the first mounting grooves 6 and the second mounting grooves 7, for effectively reducing the temperature in the first mounting grooves 6 and the second mounting grooves 7, so as to ensure the normal and stable operation of the movement body 2, the power distribution module 3 and the control module 4.

[0027] In one embodiment, guide groove blocks 101 are fixedly connected to the inner walls of both sides of the first installation groove 6, and a sliding groove 102 is provided on the opposite side of the guide groove block 101. A sliding guide rail 103 is slidably connected in the sliding guide groove 102. The sliding guide rail 103 is fixedly connected to both sides of the first U-shaped frame 104, and the U-shaped groove of the first U-shaped frame 104 is fixedly connected with the power distribution module 3 or the control module 4 by screws. Two groups of pads 105 are fixedly connected to the innermost side of the first installation groove 6, and one side of the first U-shaped frame 104 is in contact with the pad 105. The upper and lower notches of the first installation groove 6 are respectively connected with first fixed blocks 106. A first notch plate 107 is arranged in the notch of the first installation groove 6. The first notch plate 107 is fixedly connected to the first fixed block 106 by bolts. A hole is opened in the part, and the operating end located on one side of the distribution module 3 or the control module 4 is respectively relatively engaged and connected in the hole. When installing, first put the distribution module 3 or the control module 4 into the first U-shaped frame 104, and fix them relatively by the mounting plate and screws on the edge, then connect the sliding rails 103 on both sides of the first U-shaped frame 104 with one end of the guide groove block 101, and slide the U-shaped frame into the first installation groove 6 through the sliding guide groove 102, and finally connect the first U-shaped frame 104 with the cushion block 105, and the cushion block 105 is made of soft silicone material, and then put the first notch plate 107 into the notch of the first installation groove 6, and fix the first notch plate 107 to the first fixing block 106 by bolts, and realize the installation and fixation of the distribution module 3 or the control module 4 through the first notch plate 107.

[0028] In one embodiment, a second U-shaped frame 201 is provided in the second mounting groove 7, and a buffer block 202 is fixedly connected between the second U-shaped frame 201 and the inner wall of the second mounting groove 7, respectively, and a sliding rail 203 is fixedly connected to the relative inner wall of the second U-shaped frame 201, and a sliding groove 204 is respectively provided on the upper and lower sides of the movement body 2, and the sliding rail 203 is slidably connected in the sliding groove 204, and a second fixing block 205 is fixedly connected in the upper and lower notches of the second mounting groove 7, respectively, and a second notch plate 206 is provided in the notch of the second mounting groove 7, and the second notch plate 206 is fixedly connected to the second fixing block 205 by bolts, and a hole is also provided in the middle of the second notch plate 206, which is located at the movement The operating ends on one side of the main body 2 are respectively relatively engaged and connected in the hole openings. During installation, the sliding groove 204 provided on the movement main body 2 is directly connected to the sliding rail 203, so that the movement main body 2 is slidably connected in the second U-shaped frame 201, and then the second notch plate 206 is placed in the notch of the second mounting groove 7. The second mounting plate is fixed to the second fixing block 205 by bolts, so that the second notch plate 206 is fixedly connected at the notch, and the second notch plate 206 is in conflict with the movement main body 2, so that the movement body 2 is fixed in the second U-shaped frame 201, and the buffer block 202 connected between the second U-shaped frame 201 and the inner wall of the second mounting groove 7 is used to play a shock absorbing role, and the buffer block 202 is made of rubber material.

[0029] In one embodiment, the water cooling assembly 5 includes a water cooling box 301, a circulation pump 302, a cold coil 303, and a radiator 304. The water cooling box 301 is fixedly connected to the lower end of the fixed frame, one side of the water cooling box 301 is connected to the input end of the circulation pump 302 through a pipeline, and the output end of the circulation pump 302 is connected in series with a plurality of cold coils 303 through a pipeline, wherein a part of the cold coils 303 is fixedly connected to the upper and lower inner sides of the first mounting groove 6, and the remaining cold coils 303 are fixedly connected to the inner walls on both sides of the second mounting groove 7, and the ends of the pipelines connected in series with the cold coils 303 are connected to the inner walls of the second mounting groove 7. The radiator 304 is connected, and the other side of the radiator 304 is connected to the water cooling box 301 through a pipe. The radiator 304 is fixedly connected to one side of the fixed frame 1. When in use, the circulating water pump transports the water in the water cooling box 301 to the cold coil 303 in sequence, and the cold coil 303 absorbs the heat dissipated in the first installation groove 6 and the second installation groove 7, and then dissipates the absorbed heat through the radiator 304. A cooling fan or a refrigerator can be installed on the radiator 304 to improve the heat dissipation effect. Finally, the water returns to the water cooling box 301 to form a cycle in sequence.

[0030] In one embodiment, a water filling pipe 305 is fixedly connected to one side of the upper end of the water cooling box 301 for adding water to the water cooling box 301, a drain pipe 306 is fixedly connected to one side of the lower end of the water cooling box 301 for draining the water in the water cooling box 301, and a water level meter 307 and a thermometer 308 are fixedly connected to the inner wall of the water cooling box 301. The water level meter 307 is used to monitor the liquid level in the water cooling box 301 in real time, and the thermometer 308 is used to monitor the temperature of the water in the water cooling box 301.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0032] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A modular explosion-proof inverter core structure, comprising a fixed frame (1), a core body (2), a power distribution module (3), a control module (4), and a water cooling component (5), characterized in that: Two groups of first mounting grooves (6) are provided at the upper end of one side of the fixed frame (1), wherein a power distribution module (3) is fixedly connected in one group of the first mounting grooves (6), and a control module (4) is fixedly connected in the other group of the first mounting grooves (6). A plurality of second mounting grooves (7) are provided on the fixed frame (1) below the first mounting grooves (6), wherein the core body (2) is fixedly connected in each of the second mounting grooves (7), and a water cooling assembly (5) is arranged in each of the first mounting grooves (6) and the second mounting grooves (7).

2. A modular explosion-proof inverter movement structure according to claim 1, characterized in that: Guide groove blocks (101) are fixedly connected to the inner walls of both sides of the first installation groove (6), and a sliding guide groove (102) is provided on the opposite side of the guide groove block (101). A sliding guide rail (103) is slidably connected in the sliding guide groove (102), and the sliding guide rail (103) is fixedly connected to both sides of the first U-shaped frame (104). A power distribution module (3) or a control module (4) is fixedly connected in the U-shaped groove of the first U-shaped frame (104) by screws. Two groups of cushion blocks (105) are fixedly connected to the innermost side of the first installation groove (6), and one side of the first U-shaped frame (104) is abutted against the cushion blocks (105). First fixed blocks (106) are connected in the upper and lower grooves of the first installation groove (6), and a first groove plate (107) is arranged in the groove of the first installation groove (6). The first groove plate (107) is fixedly connected to the first fixed block (106) by bolts.

3. The modular explosion-proof inverter movement structure according to claim 1, characterized in that: A second U-shaped frame (201) is arranged in the second installation groove (7), and a buffer block (202) is fixedly connected between the second U-shaped frame (201) and the inner wall of the second installation groove (7), and a sliding rail (203) is fixedly connected to the opposite inner side walls of the second U-shaped frame (201), and the upper and lower side surfaces of the movement body (2) are respectively provided with sliding grooves (204), and the sliding rail (203) is slidably connected in the sliding groove (204), and a second fixing block (205) is fixedly connected in the upper and lower notches of the second installation groove (7), and a second notch plate (206) is arranged in the notch of the second installation groove (7), and the second notch plate (206) is fixedly connected to the second fixing block (205) by bolts.

4. The modular explosion-proof inverter movement structure according to claim 1, characterized in that: The water cooling assembly (5) comprises a water cooling box (301), a circulation pump (302), a cold coil (303), and a radiator (304). The water cooling box (301) is fixedly connected to the lower end of the fixed frame. One side of the water cooling box (301) is connected to the input end of the circulation pump (302) through a pipeline. The output end of the circulation pump (302) is connected in series with a plurality of cold coils (303) through a pipeline. A portion of the cold coils (303) are fixedly connected to the upper and lower inner side surfaces of the first installation groove (6). The remaining cold coils (303) are fixedly connected to the inner walls on both sides of the second installation groove (7). The end of the pipeline connected in series with the cold coil (303) is connected to the radiator (304). The other side of the radiator (304) is connected to the water cooling box (301) through a pipeline. The radiator (304) is fixedly connected to one side of the fixed frame (1).

5. The modular explosion-proof inverter movement structure according to claim 4, characterized in that: A water injection pipe (305) is fixedly connected to one side of the upper end of the water cooling box (301), a drainage pipe (306) is fixedly connected to one side of the lower end of the water cooling box (301), and a water level gauge (307) and a thermometer (308) are fixedly connected to the inner wall of the water cooling box (301).

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