Frequency converter heat dissipation structure convenient to install

Abstract

The utility model provides a frequency converter heat dissipation structure convenient to install, which comprises a frequency converter body, dustproof assemblies are arranged on the left side and the right side of the frequency converter body, heat dissipation assemblies are fixedly arranged on the sides, away from each other, of the two dustproof assemblies, and a baffle is installed between two installation strips. Positioning clamping balls are driven by positioning springs to be clamped in positioning clamping grooves formed in the sides, close to each other, of two sets of mounting strips, so that the baffle is fixed, mounting of the baffle is facilitated, a cooling fan is arranged between the two sets of mounting pieces, then a worm is rotated, a turbine is driven to rotate on the mounting pieces, and the cooling effect is improved. And therefore, the positioning rods are driven to move in the mounting pieces through the threaded structures, the positioning rods are inserted into positioning grooves formed in the front side and the rear side of the cooling fan, and the cooling fan is fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of inverter heat dissipation, and in particular relates to an inverter heat dissipation structure which is easy to install. Background Art

[0002] The frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's working power supply. The frequency converter is mainly composed of rectification (AC to DC), filtering, inversion (DC to AC), braking unit, drive unit, detection unit, and microprocessor unit. The frequency converter adjusts the output power voltage and frequency by the internal IGBT switching, and provides the required power supply voltage according to the actual needs of the motor, thereby achieving the purpose of energy saving and speed regulation.

[0003] In publication number CN109698604A, the present invention discloses a frequency converter heat dissipation structure, including a control cabinet, an air outlet and a water outlet are arranged on the top of the control cabinet, an air inlet and a water inlet are arranged at the bottom of the control cabinet, the air inlet is connected to the air outlet through a ventilation duct, the frequency converter heating component is arranged on both sides of the ventilation duct through a support plate, the support plate is provided with a first heat sink on the side close to the ventilation duct, the water outlet and the water inlet are connected through a heat exchange pipe, the heat exchange pipe is placed in the ventilation duct, a second heat sink is arranged outside the heat exchange pipe, an upper partition is also arranged above the control cabinet, the upper partition is provided with an air outlet, a fan is arranged on the top, and the fan is fixed on the upper partition. The present invention utilizes both air cooling and water cooling for heat dissipation. A heat sink is added to the heat exchange tube used for water cooling to improve the heat dissipation effect. A water spray tray is added under the heat exchange tube to prevent leaked water from flowing into the control room. However, the heat dissipation fan in the above-mentioned inverter heat dissipation structure is relatively simple and it is inconvenient to disassemble and assemble the heat dissipation fan. Therefore, it is necessary to provide an inverter heat dissipation structure that is easy to install to solve the above-mentioned problem. Utility Model Content

[0004] The technical content of the utility model is to provide a frequency converter heat dissipation structure which is easy to install.

[0005] To solve the above problems, the utility model provides an inverter heat dissipation structure that is easy to install, including: an inverter body, both sides of which are provided with dustproof components, and the side away from the two sets of dustproof components is fixedly provided with a heat dissipation component.

[0006] As a further solution of the present invention, positioning pieces are provided at the four corners of the rear surface of the inverter body, and positioning bolts are provided in each of the four groups of positioning pieces.

[0007] As a further solution of the present invention, multiple groups of heat dissipation holes are arranged on both the left and right sides of the inverter body, and two groups of dustproof components are arranged at the heat dissipation holes.

[0008] As a further solution of the present invention, the two groups of dustproof components include mounting strips, baffles are movably inserted between the two groups of mounting strips, and dustproof nets are provided on the surfaces of the two groups of baffles.

[0009] As a further solution of the present invention, two groups of slots are provided on the front and rear sides of the baffle, and positioning springs are provided in the slots, and positioning balls are provided on the ends of the positioning springs away from each other, and two groups of positioning slots matching the positioning balls are provided on the sides of the two groups of mounting strips close to each other.

[0010] As a further solution of the utility model, the two groups of heat dissipation components include mounting plates, the two groups of mounting plates are fixedly mounted on the front and rear sides of the left surface of the baffle, and a cooling fan is arranged in the middle position of the two groups of mounting plates, positioning rods are movably inserted in the middle position of the two groups of mounting plates, and positioning grooves matching the cooling fan are arranged on the front and rear sides of the cooling fan, and a protective net is arranged on the left side of the cooling fan.

[0011] As a further solution of the present invention, limit blocks are provided on the left and right sides of the two groups of mounting plates, and sliding grooves matching them are provided on the left and right sides of the two groups of positioning rods. A turbine and a worm are rotatably installed on the sides of the two groups of mounting plates that are away from each other, and the turbine and the worm are meshed with each other, and the turbine is arranged on the outer end of the positioning rod through a threaded structure.

[0012] As a further solution of the present invention, the four corners of the protective net are all provided with mounting bolts, and the four corners on the left side of the cooling fan are all provided with matching positioning grooves, and the outer ends of the four groups of mounting bolts are all provided with rubber sleeves.

[0013] In summary, the utility model includes at least one of the following beneficial technical effects:

[0014] First, the utility model records a frequency converter heat dissipation structure that is easy to install. It records that a dustproof component is provided, a baffle is installed between two groups of mounting strips, and a positioning ball is driven by a positioning spring to be clamped in a positioning groove provided on one side close to the two groups of mounting strips, thereby fixing the baffle and facilitating the installation of the baffle.

[0015] Second, the utility model records a frequency converter heat dissipation structure that is easy to install. It records that a heat dissipation component is provided, a heat dissipation fan is provided between two sets of mounting plates, and then the worm is rotated to drive the turbine to rotate on the mounting plate, thereby driving the positioning rod to move in the mounting plate through the threaded structure, so that the positioning rod is inserted into the positioning grooves provided on the front and rear sides of the heat dissipation fan to fix the heat dissipation fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a heat dissipation structure of a frequency converter that is easy to install according to the utility model;

[0018] Figure 2 This is a disassembled three-dimensional structural schematic diagram of a frequency converter heat dissipation structure that is easy to install according to the utility model;

[0019] Figure 3 This is a schematic cross-sectional view of a dustproof component of a heat dissipation structure of a frequency converter that is easy to install according to the utility model;

[0020] Figure 4 This is a schematic diagram of a partially disassembled structure of a frequency converter heat dissipation structure that is easy to install according to the utility model;

[0021] Figure 5 The utility model is a heat dissipation structure of a frequency converter which is easy to install. Figure 4 Enlarged structural diagram at A in the middle.

[0022] Figure numerals: 1. inverter body; 2. positioning plate; 3. positioning bolt; 4. mounting strip; 5. baffle; 6. dust net; 7. positioning spring; 8. positioning ball; 9. mounting plate; 10. cooling fan; 11. positioning rod; 12. turbine; 13. worm; 14. protective net; 15. mounting bolt. DETAILED DESCRIPTION

[0023] Please refer to Figure 1-5 A frequency converter heat dissipation structure that is easy to install comprises: a frequency converter body 1, dustproof components are arranged on both the left and right sides of the frequency converter body 1, and heat dissipation components are fixedly arranged on the side away from the two sets of dustproof components.

[0024] Furthermore, positioning pieces 2 are provided at the four corners of the rear surface of the inverter body 1 , and positioning bolts 3 are provided in the four groups of positioning pieces 2 . The inverter body 1 can be positioned by the positioning pieces 2 and then installed by the positioning bolts 3 .

[0025] Furthermore, multiple groups of heat dissipation holes are arranged on both sides of the inverter body 1, and two groups of dustproof components are arranged at the heat dissipation holes, and the heat dissipation holes can be dustproofed by the dustproof components.

[0026] Furthermore, the two sets of dust-proof components include mounting strips 4, baffles 5 are movably inserted between the two sets of mounting strips 4, and dust-proof nets 6 are provided on the surfaces of the two sets of baffles 5. The baffles 5 can be installed between the two sets of mounting strips 4, and then the heat dissipation holes can be protected from dust by the dust-proof nets 6 provided on the surfaces of the baffles 5.

[0027] Furthermore, two groups of slots are provided on the front and rear sides of the baffle 5, and positioning springs 7 are provided in the slots, and positioning balls 8 are provided on the ends of the positioning springs 7 that are away from each other. Two groups of positioning slots matching the positioning balls 8 are provided on the sides where the two groups of mounting strips 4 are close to each other. After the baffle 5 is installed between the two groups of mounting strips 4, the positioning balls 8 can be driven by the positioning springs 7 to be clamped in the positioning slots provided on the sides where the two groups of mounting strips 4 are close to each other, thereby fixing the baffle 5.

[0028] Furthermore, the two groups of heat dissipation components include mounting plates 9, which are fixedly mounted on the front and rear sides of the left surface of the baffle 5, and a cooling fan 10 is arranged in the middle of the two groups of mounting plates 9. Positioning rods 11 are movably inserted in the middle of the two groups of mounting plates 9, and the cooling fan 10 is provided with matching positioning grooves on the front and rear sides. A protective net 14 is arranged on the left side of the cooling fan 10, and heat can be dissipated by the cooling fan 10, and then the cooling fan 10 is protected by the protective net 14.

[0029] Furthermore, limit blocks are provided on the left and right sides of the two groups of mounting plates 9, and matching sliding grooves are provided on the left and right sides of the two groups of positioning rods 11. The two groups of mounting plates 9 are rotatably installed on the sides away from each other with a turbine 12 and a worm 13, and the turbine 12 and the worm 13 are meshed with each other, and the turbine 12 is arranged on the outer end of the positioning rod 11 through a threaded structure. After the cooling fan 10 is installed between the two groups of mounting plates 9, the worm 13 is rotated to drive the turbine 12 to rotate on the mounting plate 9, thereby driving the positioning rod 11 to move in the mounting plate 9 through the threaded structure, so that the positioning rod 11 is inserted into the positioning grooves opened on the front and rear sides of the cooling fan 10 to install the cooling fan 10.

[0030] Furthermore, mounting bolts 15 are provided at the four corners of the protective net 14, and matching positioning grooves are provided at the four corners on the left side of the cooling fan 10, and rubber sleeves are provided at the outer ends of the four groups of mounting bolts 15. The protective net 14 can be set on the outside of the cooling fan 10, and then the positioning rod 11 is inserted into the positioning groove to fix the protective net 14 through the rubber sleeve.

[0031] Working principle: When in use, the baffle 5 is installed between the two groups of mounting strips 4, and the positioning spring 7 drives the positioning ball 8 to be clamped in the positioning groove opened on the side close to the two groups of mounting strips 4, thereby fixing the baffle 5;

[0032] Then install the cooling fan 10 between the two sets of mounting plates 9, and then drive the turbine 12 to rotate on the mounting plate 9 by rotating the worm 13, so as to drive the positioning rod 11 to move in the mounting plate 9 through the threaded structure, so that the positioning rod 11 is inserted into the positioning grooves opened on the front and rear sides of the cooling fan 10, and the cooling fan 10 is installed. Then, the protective net 14 is set on the outside of the cooling fan 10, and then the mounting bolt 15 is inserted into the positioning groove, and the protective net 14 is fixed by the rubber sleeve.

[0033] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0034] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A frequency converter heat dissipation structure that is easy to install, characterized in that: include: The inverter body (1) is provided with dustproof components on both left and right sides of the inverter body (1), and heat dissipation components are fixedly provided on the sides away from the two sets of dustproof components, and the two sets of heat dissipation components include mounting plates (9), the two sets of mounting plates (9) are fixedly installed on the front and rear sides of the left surface of the baffle (5), and a heat dissipation fan (10) is provided in the middle of the two sets of mounting plates (9), and positioning rods (11) are movably inserted in the middle of the two sets of mounting plates (9), and the heat dissipation fan (10) is provided on both the front and rear sides. A matching positioning groove is provided, a protective net (14) is provided on the left side of the cooling fan (10), limit blocks are provided on the left and right sides of the two groups of mounting plates (9), and matching sliding grooves are provided on the left and right sides of the two groups of positioning rods (11), and a turbine (12) and a worm (13) are rotatably installed on the side away from each other of the two groups of mounting plates (9), and the turbine (12) and the worm (13) are meshed with each other, and the turbine (12) is arranged on the outer end of the positioning rod (11) through a threaded structure.

2. The heat dissipation structure of a frequency converter that is easy to install according to claim 1, characterized in that: Positioning plates (2) are arranged at the four corners of the rear surface of the inverter body (1), and positioning bolts (3) are arranged in the four groups of positioning plates (2).

3. The inverter heat dissipation structure that is easy to install according to claim 1 is characterized in that: The inverter body (1) is provided with a plurality of heat dissipation holes on both left and right sides, and two sets of dustproof components are arranged at the heat dissipation holes.

4. The inverter heat dissipation structure that is easy to install according to claim 1 is characterized in that: The two groups of dustproof components include mounting strips (4), a baffle (5) is movably inserted between the two groups of mounting strips (4), and dustproof nets (6) are arranged on the surfaces of the two groups of baffles (5).

5. The inverter heat dissipation structure that is easy to install according to claim 4 is characterized in that: The baffle (5) is provided with two groups of slots on both the front and rear sides, and positioning springs (7) are provided in the slots, and positioning balls (8) are provided at the ends of the positioning springs (7) that are away from each other, and two groups of positioning slots matching the positioning balls (8) are provided on the sides of the two groups of mounting strips (4) that are close to each other.

6. The inverter heat dissipation structure that is easy to install according to claim 1 is characterized in that: The four corners of the protective net (14) are all provided with mounting bolts (15), and the four corners on the left side of the heat dissipation fan (10) are all provided with positioning grooves matching therewith, and the outer ends of the four groups of mounting bolts (15) are all provided with rubber sleeves.

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