Variable-frequency and energy-saving industrial fan speed regulating device

Abstract

The utility model relates to the technical field of power electronics, and discloses a variable-frequency and energy-saving industrial fan speed regulating device which comprises a heat dissipation mechanism, the heat dissipation mechanism comprises a second motor, the output end of the second motor is fixedly connected with a first heat dissipation fan, and the outer portion of the first heat dissipation fan is fixedly connected with heat dissipation fins. A second cooling fan is fixedly connected to the inner sides of the cooling fins, and the cooling fins are fixedly connected to the outer portion of the second cooling fan, namely the side, away from the first cooling fan, of the second cooling fan. According to the utility model, after the motor II is started, the cooling fan I and the cooling fan II are driven to operate, so that the air flow rate around the cooling fins is greatly increased, the heat dissipation is accelerated, the temperature of the speed regulation device is effectively reduced, the stable operation of the speed regulation device is ensured, the normal operation of the speed regulation device is ensured, and the plurality of cooling fans work simultaneously and synergistically, so that the cooling efficiency is greatly improved; the service life of the speed regulating device is prolonged and the equipment maintenance cost is reduced.

Description

Technical Field

[0001] This utility model relates to the field of power electronics technology, and in particular to a variable frequency energy-saving industrial fan speed control device. Background Technology

[0002] With the rapid development of modern industry and the continuous expansion of industrial production scale, various factories such as chemical, power, metallurgy, and building materials industries have not only significantly increased their demand for fans in terms of quantity, but also placed higher demands on their performance. For example, in large-scale chemical projects, fans are required to provide precise airflow control for chemical reactions to ensure the stability of the reactions and the quality of the products.

[0003] Traditional heat dissipation methods, such as natural cooling, are often ineffective in meeting the heat dissipation requirements of industrial fan speed control devices. As the power of speed control devices continues to increase and performance requirements become more demanding, traditional heat dissipation technologies are no longer sufficient, necessitating more advanced and efficient heat dissipation technologies.

[0004] Excessive temperature can cause changes in the parameters of electronic components in the speed control device, such as resistance and capacitance values, thereby affecting the control accuracy and stability of the device. Increased temperature may also cause deviations in the output frequency of the frequency converter, resulting in inaccurate fan speed control and affecting the control of air volume and air pressure in industrial production processes. Therefore, a variable frequency energy-saving industrial fan speed control device is proposed to solve the above problems. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a variable frequency energy-saving industrial fan speed control device, which aims to improve the problem of poor heat dissipation in some existing devices.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A variable frequency energy-saving industrial fan speed control device includes a housing. Two heat dissipation mechanisms are fixedly connected to the inner side of the housing. A rotation alarm mechanism is fixedly connected inside the housing, and a display operation mechanism is fixedly connected to the outer side of the housing. Each heat dissipation mechanism includes a second motor. A first cooling fan is fixedly connected to the output end of the second motor. Cooling fins are fixedly connected to the outer side of the first cooling fan. A second cooling fan is fixedly connected to the inner side of the cooling fins. Cooling fins are fixedly connected to the outer side of the second cooling fan, i.e., the side away from the first cooling fan.

[0008] As a further description of the above technical solution:

[0009] The cooling fan 2 is fixedly connected to a fixed support plate, the fixed support plate is fixedly connected to a fixed support block 2, the fixed support block 2 is fixedly connected to two cooling fans 3 inside, the motor 2 is fixedly connected to the end away from the cooling fan 1, and the motor 2 is fixedly connected to a cooling fan 2 outside.

[0010] As a further description of the above technical solution:

[0011] The rotating alarm mechanism includes a motor, the output end of which is fixedly connected to a drive wheel, the outside of which is rotatably connected to a track, and the inside of which, at the end furthest from the drive wheel, is rotatably connected to a driven wheel.

[0012] As a further description of the above technical solution:

[0013] The driven wheel is fixedly connected to a support block, and the support block is rotatably connected to a fixing plate.

[0014] As a further description of the above technical solution:

[0015] The support fixing block 1 is rotatably connected to a fixing plate on the outside, and a warning light is rotatably connected to the bottom of the fixing plate. The bottom of the support fixing block 1 is rotatably connected to the top of the box, and the motor 1 is rotatably connected to the inside of the box.

[0016] As a further description of the above technical solution:

[0017] The warning light is externally fixedly connected to a support fixing block 1, and the bottom inner side of the support fixing block 1 is fixedly connected to two baffles.

[0018] As a further description of the above technical solution:

[0019] The display operation mechanism includes an operation button, and a housing is fixedly connected to the outside of the operation button. Two connection ports are fixedly connected to the bottom of the housing, and a heat dissipation vent is provided inside the housing.

[0020] As a further description of the above technical solution:

[0021] The bottom of the fixed support plate is fixedly connected to the bottom of the inner side of the box; the bottom of the support block is fixedly connected to the bottom of the inner side of the box; and the outside of the second motor is fixedly connected to the inner side of the box.

[0022] This utility model has the following beneficial effects:

[0023] 1. In this utility model, after starting motor 2, cooling fans 1 and 2 are driven to run, which greatly increases the airflow around the heat dissipation fins, accelerates heat dissipation, effectively reduces the temperature of the speed control device, and ensures its stable operation. The fixed support plate supports cooling fan 2, making it run smoothly and reducing failures caused by vibration. The support block not only fixes cooling fan 2, but also provides support for cooling fan 3, ensuring its normal operation. Multiple cooling fans work simultaneously, synergistically enhancing the efficiency of heat dissipation, extending the service life of the speed control device, and reducing equipment maintenance costs.

[0024] 2. In this utility model, when the motor starts running, it provides kinetic energy to the drive wheel, which drives the track to move, and then drives the driven wheel and the fixed wheel to move. The baffle on the fixed wheel moves accordingly, realizing the periodic blocking of the power supply motor and achieving the flashing alarm effect. This design can promptly remind the staff in a conspicuous way when the equipment is abnormal, which is convenient for quick response and handling, further improving the safety and reliability of industrial production and meeting the diverse needs of complex industrial scenarios. Attached Figure Description

[0025] Figure 1 This is a three-dimensional schematic diagram of the variable frequency energy-saving industrial fan speed control device proposed in this utility model;

[0026] Figure 2 This is a schematic diagram of the heat dissipation port of the variable frequency energy-saving industrial fan speed control device proposed in this utility model.

[0027] Figure 3 This is a schematic diagram of the heat dissipation fins of the variable frequency energy-saving industrial fan speed control device proposed in this utility model.

[0028] Figure 4 for Figure 3 Enlarged view of point A in the middle.

[0029] Legend:

[0030] 1. Housing; 2. Rotating alarm mechanism; 201. Motor 1; 202. Drive wheel; 203. Track; 204. Warning light; 205. Fixing plate; 206. Driven wheel; 207. Support fixing block 1; 208. Baffle plate; 3. Heat dissipation mechanism; 301. Motor 2; 302. Cooling fan 1; 303. Cooling fan 2; 304. Heat dissipation fins; 305. Fixing support plate; 306. Cooling fan 3; 307. Support fixing block 2; 4. Display and operation mechanism; 401. Operation button; 402. Heat dissipation vent; 403. Connection port. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0032] Reference Figure 1 , Figure 3 This utility model provides an embodiment of a variable frequency energy-saving industrial fan speed control device, including a housing 1. Two heat dissipation mechanisms 3 are fixedly connected to the inner side of the housing 1. A rotation alarm mechanism 2 is fixedly connected inside the housing 1, and a display and operation mechanism 4 is fixedly connected to the outer side of the housing 1. Each heat dissipation mechanism 3 includes a second motor 301. A first cooling fan 302 is fixedly connected to the output end of the second motor 301, providing kinetic energy for the operation of the first cooling fan 302 and ensuring its normal operation. Heat dissipation fins 304 are fixedly connected to the outer side of the first cooling fan 302 to increase airflow speed and improve the heat dissipation efficiency of the heat dissipation fins 304. A second cooling fan 303 is fixedly connected to the inner side of the heat dissipation fins 304 to further improve their heat dissipation efficiency. A heat dissipation fin 304 is fixedly connected to the outside of fan 2 303, i.e., the side away from cooling fan 1 302. A fixed support plate 305 is fixedly connected to the outside of cooling fan 2 303 to provide support for the operation of cooling fan 2 303 and fix the position of cooling fan 2 303. A support fixing block 2 307 is fixedly connected to the outside of the fixed support plate 305 to fix the position of support fixing block 2 307. Two cooling fans 306 are fixedly connected inside the support fixing block 2 307 to provide a fixed position for the operation of cooling fans 306. A heat dissipation fin 304 is fixedly connected to the outside of motor 2 301, i.e., the end away from cooling fan 1 302. The heat dissipation fin 304 is fixedly connected to the outside of motor 2 301. Together, they achieve the effect of increasing heat dissipation efficiency.

[0033] Reference Figure 1 , Figure 2 , Figure 4The rotating alarm mechanism 2 includes a motor 201. A drive wheel 202 is fixedly connected to the output end of the motor 201, driving the drive wheel 202 to move. A track 203 is rotatably connected to the outside of the drive wheel 202, driving the track 203 to move. A driven wheel 206 is rotatably connected to the inner side of the track 203, i.e., the end away from the drive wheel 202. A support block 207 is fixedly connected inside the driven wheel 206, driving the support block 207 to move. A fixing plate 205 is rotatably connected to the outside of the support block 207, providing support for its movement. A warning light 204 is rotatably connected to the bottom of the fixing plate 205. The bottom of the support block 207 is rotatably connected to the top of the housing 1, providing support for the movement of the support block 207. The movement of 07 is supported. The external rotation of motor 201 is connected to the inside of housing 1, providing support for the operation of motor 201. The external of warning light 204 is fixedly connected to support fixing block 207. The inner bottom of support fixing block 207 is fixedly connected to two baffles 208, which drive the baffles 208 to move together. The display operation mechanism 4 includes a run button 401. The external of run button 401 is fixedly connected to housing 1. The bottom of housing 1 is fixedly connected to two connection ports 403 for connecting fans. The inside of housing 1 is provided with heat dissipation vents 402 for heat dissipation. The bottom of fixed support plate 305 is fixedly connected to the inner bottom of housing 1. The bottom of support fixing block 207 is fixedly connected to the inner bottom of housing 1. The external of motor 201 is fixedly connected to the inside of housing 1 to provide support for motor 201.

[0034] Working principle: When needed, the device is started by pressing the start button 401. The connection port 403 is connected to the industrial fan. When the second motor 301 is started, it provides kinetic energy to the first cooling fan 302 and the second cooling fan 303, increasing the airflow for cooling the heat dissipation fins 304. At the same time, the second cooling fan 303 has a fixed support plate 305 on its exterior to support its operation and ensure its normal operation. The second cooling fan 303 is also fixed with a second support block 307, which supports the third cooling fan 306 and fixes its position. The simultaneous operation of the two fans improves the heat dissipation efficiency.

[0035] When motor 201 is running, it provides kinetic energy to drive wheel 202. At the same time, drive wheel 202 drives track 203 to move together, and track 203 drives driven wheel 206 to move together. It also drives support block 207 to move together. The support block 207 has a baffle plate 208 on it, and the baffle plate 208 moves together to block the warning light 204, thereby achieving the effect of flashing alarm.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A variable frequency energy-saving industrial fan speed control device, comprising a housing (1), characterized in that: The inner side of the box (1) is fixedly connected to two heat dissipation mechanisms (3); the inside of the box (1) is fixedly connected to a rotating alarm mechanism (2); and the outside of the box (1) is fixedly connected to a display operation mechanism (4). The heat dissipation mechanism (3) includes a second motor (301), a first cooling fan (302) is fixedly connected to the output end of the second motor (301), a heat dissipation fin (304) is fixedly connected to the outside of the first cooling fan (302), a second cooling fan (303) is fixedly connected to the inside of the heat dissipation fin (304), and a heat dissipation fin (304) is fixedly connected to the outside of the second cooling fan (303), i.e., the side away from the first cooling fan (302).

2. The variable frequency energy-saving industrial fan speed control device according to claim 1, characterized in that: The cooling fan 2 (303) is fixedly connected to a fixed support plate (305), and the fixed support plate (305) is fixedly connected to a fixed support block 2 (307). The fixed support block 2 (307) is fixedly connected to two cooling fans 3 (306) inside. The end of the motor 2 (301) away from the cooling fan 1 (302) is fixedly connected to a cooling fan 2 (303), and the motor 2 (301) is fixedly connected to a heat dissipation fin (304).

3. The variable frequency energy-saving industrial fan speed control device according to claim 1, characterized in that: The rotating alarm mechanism (2) includes a motor (201), the output end of which is fixedly connected to a drive wheel (202), the outside of which is rotatably connected to a track (203), and the inside of which, at the end away from the drive wheel (202), is rotatably connected to a driven wheel (206).

4. The variable frequency energy-saving industrial fan speed control device according to claim 3, characterized in that: The driven wheel (206) is internally fixedly connected to a support fixing block (207), and the support fixing block (207) is externally rotatably connected to a fixing plate (205).

5. The variable frequency energy-saving industrial fan speed control device according to claim 4, characterized in that: The support fixing block 1 (207) is rotatably connected to a fixing plate (205), the bottom of the fixing plate (205) is rotatably connected to a warning light (204), the bottom of the support fixing block 1 (207) is rotatably connected to the top of the box (1), and the motor 1 (201) is rotatably connected to the inside of the box (1).

6. The variable frequency energy-saving industrial fan speed control device according to claim 5, characterized in that: The warning light (204) is externally fixedly connected to a support fixing block (207), and the bottom inner side of the support fixing block (207) is fixedly connected to two baffles (208).

7. The variable frequency energy-saving industrial fan speed control device according to claim 1, characterized in that: The display operation mechanism (4) includes an operation button (401), and a housing (1) is fixedly connected to the outside of the operation button (401). Two connection ports (403) are fixedly connected to the bottom of the housing (1), and a heat dissipation port (402) is opened inside the housing (1).

8. The variable frequency energy-saving industrial fan speed control device according to claim 2, characterized in that: The bottom of the fixed support plate (305) is fixedly connected to the bottom of the inner side of the box (1); the bottom of the second support fixing block (307) is fixedly connected to the bottom of the inner side of the box (1); and the outside of the second motor (301) is fixedly connected to the inside of the box (1).

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