Silicon controlled rectifier switch with built-in cooling mechanism
By integrating a built-in cooling mechanism on the thyristor switch, using the rotational rotation power driven by the heat dissipation fan blades and power, the problem that traditional cooling methods cannot ensure uniform heat distribution and efficient dissipation is solved, higher thermal stability and service life are achieved, and energy waste and operating costs are reduced.
Patent Information
- Application Number
- CN202421869246.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-05
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-08-05
AI Technical Summary
The cooling method of traditional thyristor switches relies on external fans or heat sinks, and cannot ensure uniform distribution of heat and efficient dissipation, especially in high power density.
A thyristor switch with built-in cooling mechanism is designed. By integrating a heat dissipation fan structure on the switch body, combining the rotation and rotational power of the support shaft, uniform dispersion and rapid dissipation of heat can be achieved.
It effectively improves the thermal stability and service life of the thyristor switch, reduces the risk of local overheating, enhances the safety and operating reliability of the system, and reduces energy waste and operating costs.
Smart Images
Figure CN222868906U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of thyristor switches, in particular to a thyristor switch with a built-in cooling mechanism. Background Art
[0002] Thyristor switch Thyristor is also called thyristor, which is the abbreviation of crystal thyristor, so it is called thyristor. It is a high-power switching semiconductor device. As an important power electronic device, thyristor switch is widely used in industrial automation, power control, lighting dimming and other fields. However, thyristors generate a lot of heat during operation. If the heat is not dissipated in time and effectively, the performance of thyristors will be reduced, and even equipment failure will be caused, shortening the service life. The cooling method of traditional thyristor switches usually relies on external fans or heat sinks. The cooling effect of external fans or heat sinks is often limited by their design and installation position, and cannot guarantee uniform distribution and efficient heat dissipation, especially for high-power density thyristor switches. Utility Model Content
[0003] In order to solve the above technical problems, the utility model provides a thyristor switch with a built-in cooling mechanism, which has high heat dissipation efficiency, stable operation and strong adaptability.
[0004] The utility model discloses a thyristor switch with a built-in cooling mechanism, comprising:
[0005] The switch body and the support assembly, the switch body is provided with a fixing part, the support assembly is provided on the fixing part, the support assembly is provided with a mounting part, a support shaft is rotatably provided at the inner hole of the mounting part, an assembly part is coaxially provided on the support shaft, and a plurality of groups of heat dissipation fan blades are equidistantly provided on the assembly part;
[0006] The driving assembly is arranged on the supporting assembly and is used for providing rotational and revolving power to the supporting shaft.
[0007] Furthermore, the support assembly includes a support member arranged at a notch of the fixing member, a hollow shaft is rotatably arranged in an axial hole of the support member, a connecting member is arranged on the hollow shaft, and the mounting member is arranged on the connecting member through an adjusting assembly.
[0008] Preferably, the mounting member is coaxially arranged on the transmission shaft, teeth are equidistantly arranged on the outer wall of the transmission shaft, the transmission shaft is rotatably arranged in the slot hole of the connecting member, a screw is arranged in the threaded hole of the transmission shaft, and the screw is in contact and connected with the transmission shaft.
[0009] Furthermore, the driving assembly includes a conduction shaft rotatably arranged inside the hollow shaft cavity, the conduction shaft and the support shaft are coaxially provided with transmission pulleys, the two sets of transmission pulleys are rotatably provided with transmission belts, and the hollow shaft and the conduction shaft provide rotational power through the power assembly.
[0010] Preferably, the power assembly includes a driving shaft arranged at the through hole of the support member, a driving gear is coaxially arranged on the driving shaft, a driven gear is coaxially arranged on the hollow shaft, the driven gear is meshingly connected with the driving gear, the other end of the driving shaft is coaxially arranged at the output end of the driving motor, the driving motor is arranged on the support member, and the driving shaft is connected to the conduction shaft through the conduction assembly.
[0011] Furthermore, the transmission component includes a driving pulley coaxially arranged on the driving shaft, a driven pulley coaxially arranged on the transmission shaft, and a connecting belt is meshedly arranged on the driving pulley and the driven pulley.
[0012] Preferably, an isolation box is provided on the support member, and the connecting belt is arranged inside the isolation box.
[0013] Furthermore, a filter net is provided at the connecting groove between the support member and the switch body.
[0014] Preferably, an inner arc groove is provided on the transmission pulley.
[0015] Furthermore, the support member and the switch body are fixedly installed by bolts.
[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: through the heat dissipation fan blade structure integrated on the switch body, combined with the rotation and revolution power of the support shaft, the heat generated during the operation of the thyristor can be effectively dispersed and removed, and the performance degradation and equipment failure caused by heat accumulation can be prevented, thereby greatly improving the thermal stability and service life of the thyristor switch. The design of multiple sets of heat dissipation fan blades on the assembly, combined with the power output of the drive component, ensures the uniform distribution and rapid dissipation of heat, reduces the risk of local overheating, and enhances the safety and operational reliability of the overall system. The ingenious design of the support component and the mounting part realizes the compact integration of the cooling system without occupying additional external space, simplifies the installation process, and is particularly suitable for space-constrained application scenarios. The efficient energy conversion of the drive component reduces energy waste during the cooling process and reduces long-term operating costs. In addition, the built-in cooling mechanism eliminates the need for an external cooling device, reduces initial investment and maintenance costs, has high heat dissipation efficiency, and has stable operation and strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a front view structural schematic diagram of the utility model;
[0018] Figure 2 It is a schematic diagram of the axonometric structure of the utility model;
[0019] Figure 3 It is a schematic diagram of the internal structure of the utility model;
[0020] Figure 4 It is a schematic diagram of the parts structure of the utility model;
[0021] Markings in the accompanying drawings: 1. switch body; 2. fixing part; 3. mounting part; 4. supporting shaft; 5. assembly part; 6. cooling fan blade; 7. supporting part; 8. hollow shaft; 9. connecting part; 10. transmission shaft; 11. screw; 12. conduction shaft; 13. transmission pulley; 14. transmission belt; 15. driving shaft; 16. driving gear; 17. driven gear; 19. driving motor; 20. driving pulley; 21. driven pulley; 22. connecting belt; 23. isolation box; 24. filter. DETAILED DESCRIPTION
[0022] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0023] like Figures 1 to 4 As shown, the utility model is a thyristor switch with a built-in cooling mechanism, comprising:
[0024] A switch body 1 and a support assembly, wherein a fixing member 2 is arranged on the switch body 1, the support assembly is arranged on the fixing member 2, a mounting member 3 is arranged on the support assembly, a support shaft 4 is rotatably arranged at the inner hole of the mounting member 3, an assembly member 5 is coaxially arranged on the support shaft 4, and a plurality of groups of heat dissipation fan blades 6 are equidistantly arranged on the assembly member 5;
[0025] The drive assembly is arranged on the support assembly, and the drive assembly is used to provide rotation and revolution power to the support shaft 4; through the heat dissipation fan blade 6 structure integrated on the switch body 1, combined with the rotation and revolution power of the support shaft 4, the heat generated during the operation of the thyristor can be effectively dispersed and removed to prevent performance degradation and equipment failure caused by heat accumulation, thereby greatly improving the thermal stability and service life of the thyristor switch. The design of multiple sets of heat dissipation fan blades 6 on the assembly 5, in conjunction with the power output of the drive assembly, ensures the uniform distribution and rapid dissipation of heat, reduces the risk of local overheating, and enhances the safety and operational reliability of the overall system. The ingenious design of the support assembly and the mounting member 3 realizes the compact integration of the cooling system without occupying additional external space, simplifies the installation process, and is particularly suitable for space-constrained application scenarios. The efficient energy conversion of the drive assembly reduces energy waste during the cooling process and reduces long-term operating costs. In addition, the built-in cooling mechanism eliminates the need for an external cooling device, reduces initial investment and maintenance costs, has high heat dissipation efficiency, and has stable operation and strong adaptability.
[0026] like Figures 1 to 4As shown, as a preferred solution, the support assembly includes a support member 7 arranged at the notch of the fixing member 2, a hollow shaft 8 is rotatably arranged in the axial hole of the support member 7, a connecting member 9 is arranged in the hollow shaft 8, the mounting member 3 is arranged on the connecting member 9 through the adjusting assembly, the mounting member 3 is coaxially arranged on the transmission shaft 10, teeth are equidistantly arranged on the outer wall of the transmission shaft 10, the transmission shaft 10 is rotatably arranged in the slot of the connecting member 9, a screw 11 is arranged in the threaded hole of the transmission shaft 10, the screw 11 is in contact with the transmission shaft 10, and the support member 7 is fixedly installed with the switch body 1 by bolts; the connecting member 9 is rotatably supported on the support member 7 through the hollow shaft 8, and the connecting member 9 is rotatably supported on the support member 7 through the hollow shaft 8. The plurality of heat dissipation fan blades are allowed to revolve by being rotatably installed through the hollow shaft 8, the mounting member 3 is rotatably supported on the connecting member 9 through the transmission shaft 10, and the mounting angles of the plurality of heat dissipation fan blades 6 are adjustable when the mounting angles of the mounting member 3 and the connecting member 9 are adjustable, the connecting position of the transmission shaft 10 and the connecting member 9 is locked through the screw 11, and the connection strength between the screw 11 and the transmission shaft 10 is increased by arranging a plurality of groups of teeth on the transmission shaft 10 to prevent working slippage, and the airflow generated by the plurality of heat dissipation fan blades 6 is inclinedly installed to reduce the heat dissipation blind area, and the device is fixed to the switch body 1 through the support member 7 by bolts to facilitate disassembly, assembly and maintenance.
[0027] like Figures 1 to 4 As shown, as a preferred solution, the driving assembly includes a conduction shaft 12 rotatably arranged inside the axial cavity of the hollow shaft 8, a transmission pulley 13 is coaxially arranged on the conduction shaft 12 and the support shaft 4, and a transmission belt 14 is rotatably arranged on the two sets of transmission pulleys 13. The hollow shaft 8 and the conduction shaft 12 provide rotational power through the power assembly, and an inner arc groove is arranged on the transmission pulley 13; the conduction shaft 12 inside the hollow shaft 8 and the external support shaft 4 are connected by the transmission belt 14 and the transmission pulley 13, so that the power is effectively transmitted, ensuring that the drive assembly provides stable and continuous rotation power to the support shaft 4, and the inner arc groove arranged on the transmission pulley 13 can form a close fit with the transmission belt 14 to prevent the connection from falling off, and the transmission relationship remains unchanged when the angles of the two sets of transmission pulleys 13 are changed by connecting the transmission belt 14 and the transmission pulley 13.
[0028] like Figures 1 to 4 As shown, as a preferred solution, the power assembly includes a driving shaft 15 arranged at the through hole of the support member 7, a driving gear 16 is coaxially arranged on the driving shaft 15, a driven gear 17 is coaxially arranged on the hollow shaft 8, the driven gear 17 is meshingly connected with the driving gear 16, the other end of the driving shaft 15 is coaxially arranged at the output end of the driving motor 19, the driving motor 19 is arranged on the support member 7, and the driving shaft 15 is connected to the conduction shaft 12 through a conduction assembly; through the meshing transmission between the driving gear 16 on the driving shaft 15 and the driven gear 17 on the hollow shaft 8, accurate power transmission is achieved, ensuring that the power output by the driving motor 19 can be efficiently and accurately converted into the orbital motion of the support shaft 4.
[0029] like Figures 1 to 4 As shown, as a preferred embodiment, the transmission component includes a driving pulley 20 coaxially arranged on the driving shaft 15, a driven pulley 21 coaxially arranged on the transmission shaft 12, a connecting belt 22 is meshedly arranged on the driving pulley 20 and the driven pulley 21, an isolation box 23 is arranged on the support member 7, and the connecting belt 22 is arranged inside the isolation box 23; the design of the connecting belt 22 between the driving pulley 20 and the driven pulley 21 ensures the continuity and high efficiency of power transmission, the flexibility of the connecting belt 22 allows slight angular deviation, and the design of the isolation box 23 effectively isolates the erosion of the connecting belt 22 and the pulley by external dust, moisture and other contaminants, thereby ensuring the cleanliness and long-term performance stability of the power transmission component, extending the service life of key components and reducing maintenance costs.
[0030] like Figures 1 to 4 As shown, as a preferred solution, a filter 24 is provided at the connection groove between the support member 7 and the switch body 1; the filter 24 can intercept dust, impurities and other tiny particles in the air to prevent them from entering the interior of the thyristor switch, thereby protecting the heat dissipation fan blades 6, drive components, and other precision components from contamination, and reducing equipment failures caused by the intrusion of foreign matter.
[0031] like Figures 1 to 4 As shown, as a preferred solution, its working process is as follows:
[0032] When the thyristor switch receives the working instruction, the driving motor 19 starts to operate, and its output end drives the driving shaft 15 to rotate, and the driving gear 16 on the driving shaft 15 rotates accordingly, and the power is transmitted to the hollow shaft 8 through the meshing with the driven gear 17 on the hollow shaft 8. At the same time, the transmission shaft 12 inside the hollow shaft 8 also starts to rotate. With the rotation of the transmission shaft 12, the power is transmitted to the support shaft 4 through the cooperation of the transmission belt 14 and the transmission pulley 13, so that it rotates. At the same time, the rotation of the hollow shaft 8 drives the mounting member 3 and the transmission shaft 10 to revolve through the connecting member 9. When the support shaft 4 rotates, the multiple groups of heat dissipation fan blades 6 on the assembly member 5 also rotate, generating self-rotation wind force, accelerating air flow, and helping heat dissipation. At the same time, due to the revolution of the mounting member 3 on the connecting member 9 through the transmission shaft 10, the heat dissipation fan blades 6 also revolve, thereby generating a spiral airflow. This airflow pattern can more effectively cover the entire switch body 1 surface, reduce the heat dissipation blind area, and ensure uniform distribution and rapid dissipation of heat.
[0033] The utility model provides a thyristor switch with a built-in cooling mechanism, and its installation method, connection method or setting method are all common mechanical methods, and any method that can achieve its beneficial effects can be implemented.
[0034] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.
Claims
1. A thyristor switch with a built-in cooling mechanism, characterized in that: include: A switch body and a support component, wherein a fixing member is arranged on the switch body, the support component is arranged on the fixing member, a mounting member is arranged on the support component, a support shaft is rotatably arranged at the inner hole of the mounting member, an assembly member is coaxially arranged on the support shaft, and a plurality of groups of heat dissipation fan blades are equidistantly arranged on the assembly member; A driving assembly is arranged on the supporting assembly, and is used for providing rotational and revolving power to the supporting shaft.
2. A thyristor switch with a built-in cooling mechanism as claimed in claim 1, characterized in that: The support assembly comprises a support member arranged at a notch of a fixing member, a hollow shaft is rotatably arranged at an axial hole of the support member, a connecting member is arranged at the hollow shaft, and the mounting member is arranged on the connecting member through an adjusting assembly.
3. A thyristor switch with a built-in cooling mechanism as claimed in claim 2, characterized in that: The mounting member is coaxially arranged on the transmission shaft, teeth are equidistantly arranged on the outer wall of the transmission shaft, the transmission shaft is rotatably arranged in the slot hole of the connecting member, a screw is arranged in the threaded hole of the transmission shaft, and the screw is in contact with and connected to the transmission shaft.
4. A thyristor switch with a built-in cooling mechanism as claimed in claim 2, characterized in that: The driving assembly includes a conduction shaft rotatably arranged inside the hollow shaft cavity, the conduction shaft and the support shaft are coaxially provided with transmission pulleys, two sets of transmission pulleys are rollingly provided with transmission belts, and the hollow shaft and the conduction shaft provide rotational power through a power assembly.
5. A thyristor switch with a built-in cooling mechanism as claimed in claim 4, characterized in that: The power assembly includes a driving shaft arranged at the through hole of the support member, a driving gear is coaxially arranged on the driving shaft, a driven gear is coaxially arranged on the hollow shaft, the driven gear is meshed and transmission-connected with the driving gear, the other end of the driving shaft is coaxially arranged at the output end of the driving motor, the driving motor is arranged on the support member, and the driving shaft is connected to the conduction shaft through a conduction assembly.
6. A thyristor switch with a built-in cooling mechanism as claimed in claim 5, characterized in that: The transmission component comprises a driving pulley coaxially arranged on the driving shaft, a driven pulley coaxially arranged on the transmission shaft, and a connecting belt is meshedly arranged on the driving pulley and the driven pulley.
7. A thyristor switch with a built-in cooling mechanism as claimed in claim 6, characterized in that: An isolation box is arranged on the support member, and the connecting belt is arranged inside the isolation box.
8. The thyristor switch with built-in cooling mechanism as claimed in claim 2, characterized in that: A filter net is arranged at the connecting groove between the support member and the switch body.
9. The thyristor switch with built-in cooling mechanism as claimed in claim 4, characterized in that: The transmission pulley is provided with an inner arc groove.
10. The thyristor switch with built-in cooling mechanism as claimed in claim 2, characterized in that: The support member and the switch body are fixedly installed by bolts.