CN221203124U - Thyristor switch with heat pipe type heat dissipation function - Google Patents
Thyristor switch with heat pipe type heat dissipation function Download PDFInfo
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- CN221203124U CN221203124U CN202322851308.4U CN202322851308U CN221203124U CN 221203124 U CN221203124 U CN 221203124U CN 202322851308 U CN202322851308 U CN 202322851308U CN 221203124 U CN221203124 U CN 221203124U
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- heat dissipation
- heat
- thyristor
- shell
- pipe type
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 84
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000001704 evaporation Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 10
- 238000005457 optimization Methods 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model provides a thyristor switch with a heat pipe type heat dissipation function, which comprises a shell with a mounting cavity, a wiring terminal, a switch control board, a thyristor and a heat dissipation fan, wherein the wiring terminal and the switch control board are arranged on the shell, the thyristor and the heat dissipation fan are arranged in the mounting cavity, the switch control board is connected with the wiring terminal through a conductive piece and respectively controls the thyristor and the heat dissipation fan to start and stop, a heat dissipation air duct is arranged below the mounting cavity, the shell is provided with a heat pipe type heat dissipation circulating system, the heat pipe type heat dissipation circulating system comprises a heat dissipation base, an evaporator and a condenser, the thyristor is arranged on the heat dissipation base, the heat dissipation base is arranged on the mounting cavity, the evaporator is arranged on the heat dissipation base, the condenser is arranged on the heat dissipation air duct, and two ports of the condenser are respectively and correspondingly connected with two ports of the evaporator through a gas pipeline and a liquid pipeline. The structure is simple, heat is transferred by utilizing a convection mode, the heat dissipation efficiency is improved, the thyristor is protected, and the service life and the reliability of the product are ensured.
Description
Technical Field
The utility model relates to the technical field of thyristor switches, in particular to a thyristor switch with a heat pipe type heat dissipation function.
Background
Thyristor switches are an important element for dynamic reactive compensation, which can switch capacitors fast and without inrush current. The thyristor switch generates a large amount of heat during operation, and an aluminum radiator and a fan are used for radiating heat, as shown in fig. 1. This heat dissipation requires that the thyristor must be mounted on the base of an aluminum heat sink, heat transferred to the heat sink by heat conduction, and the heat from the heat sink is then blown away by a fan. Therefore, in order to obtain a good heat dissipation effect, a larger aluminum radiator must be used, which makes the size of the thyristor switch large, and the space occupied in the complete equipment is relatively large. Since the heat is dissipated by heat conduction, the thyristor must be mounted on the base of the radiator, and a certain temperature gradient exists from the heat source (thyristor) to the radiating fins, the temperature of the thyristor is still relatively high, which has a great influence on the service life and reliability of the thyristor switch.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the thyristor switch with the heat pipe type heat dissipation function, which has the advantages of simple structure, heat transfer by utilizing a convection mode, heat dissipation efficiency improvement, thyristor protection and product service life and reliability assurance.
The utility model aims at realizing the following steps: the utility model provides a thyristor switch that possesses heat pipe formula heat dissipation function, includes the shell that has the installation cavity, installs binding post, switch control panel on the shell and installs thyristor, radiator fan in the installation cavity, the thyristor passes through the conducting part and is connected with binding post, switch control panel respectively controls thyristor, radiator fan and opens and stop, wherein, the installation cavity below is equipped with the heat dissipation wind channel with radiator fan, the outside intercommunication of shell, the shell is equipped with heat pipe formula heat dissipation circulation system, heat pipe formula heat dissipation circulation system includes heat dissipation base, evaporimeter, condenser, the thyristor is installed at the heat dissipation base, the heat dissipation base is installed on the installation cavity, the evaporimeter is installed at the heat dissipation base, the condenser is established on the heat dissipation wind channel, just the both ends mouth of condenser is connected through gas pipeline, liquid pipeline and the both ends mouth correspondence of evaporimeter respectively.
According to the optimization, the shell is provided with the separation heat-conducting plate, and two ends of the separation heat-conducting plate are respectively fixed in the shell, so that an installation cavity and a heat dissipation air duct which are distributed up and down are formed in the shell.
According to the optimization, the heat dissipation base is arranged on the separation heat-conducting plate, and the heat dissipation base is provided with the installation inner groove for adaptively installing the evaporator, so that the outer side surfaces of the evaporator are respectively and tightly connected with the inner wall surface of the installation inner groove.
According to the optimization, the evaporator comprises an evaporation tube shell, an inner core for containing reflux liquid, a tube core for sucking liquid back by utilizing capillary force and a steam channel for containing steam formed by evaporating the liquid, wherein the tube core and the evaporation tube shell are sequentially coated on the inner core from inside to outside, the steam channel is positioned between the tube core and the evaporation tube shell, the air inlet end of the air pipeline is communicated with the steam channel, and the liquid outlet end of the liquid pipeline is communicated with the inner core.
According to the optimization, grooves for sucking back liquid by utilizing capillary force are formed in the steam channel, and the grooves are distributed on the steam channel at equal intervals and are respectively connected between the tube core and the evaporation tube shell.
According to the optimization, the liquid pipeline is set to be an S-shaped heat exchange pipeline.
According to the optimization, the gas pipeline is set to be a concave heat exchange pipeline.
The utility model has the advantages that: under the structural cooperation of the heat pipe type heat dissipation circulating system, the heat dissipation fan and the heat dissipation air duct, when the heat pipe type heat dissipation system operates, heat is transferred by using a convection mode, heat dissipation is more efficient than that of a traditional heat conduction mode, the heat pipe type heat dissipation system separates a heat-emitting end and a heat-dissipating end of the thyristor, no temperature gradient exists, the temperature of the thyristor is lower, the service life and the reliability of a product are prolonged, and meanwhile, the traditional heat radiator is omitted, so that the volume size of the product is smaller, and the applicability is wider.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a heat pipe type heat dissipation circulation system according to a preferred embodiment of the utility model.
Fig. 3 is a schematic structural view of an evaporator according to a preferred embodiment of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
According to the utility model, as shown in fig. 1 to 3, the thyristor switch with heat pipe type heat dissipation function comprises a shell 1 with a mounting cavity 11, a connecting terminal 2 mounted on the shell 1, a switch control board 3, and a thyristor 4 and a heat dissipation fan 13 mounted in the mounting cavity 11, wherein the thyristor 4 is connected with the connecting terminal 2 through a conductive piece, and the switch control board 3 controls the thyristor 4 and the heat dissipation fan 13 to start and stop respectively. Wherein, a heat dissipation air duct 12 communicated with the heat dissipation fan 13 and the outside of the shell 1 is arranged below the installation cavity 11. The shell 1 is provided with a heat pipe type heat dissipation circulation system, and the heat pipe type heat dissipation circulation system comprises a heat dissipation base 5, an evaporator 6 and a condenser 7. The thyristor 4 is arranged on the heat dissipation base 5, the heat dissipation base 5 is arranged on the mounting cavity 11, and the evaporator 6 is arranged on the heat dissipation base 5. The condenser 7 is arranged on the heat dissipation air duct 12, and two ports of the condenser 7 are correspondingly connected with two ports of the evaporator 6 through a gas pipeline 8 and a liquid pipeline 9 respectively.
Referring to fig. 1 to 3, in a further refinement, the housing 1 is provided with a separation heat-conducting plate 10, and two ends of the separation heat-conducting plate 10 are respectively fixed in the housing 1, so that a mounting cavity 11 and a heat dissipation air duct 12 which are distributed up and down are formed in the housing 1.
Meanwhile, the heat dissipation base 5 is mounted on the separation heat-conducting plate 10, and the heat dissipation base 5 is provided with a mounting inner groove adapted to mount the evaporator 6, so that the outer side surfaces of the evaporator 6 are closely connected with the inner wall surfaces of the mounting inner groove respectively.
When the thyristor 4 generates heat during operation, the heat pipe type heat dissipation system transfers heat in a convection mode, heat dissipation is more efficient than the traditional heat conduction mode, and under the structural action of the heat dissipation base 5 and the separation heat conducting plate 10, the heat pipe type heat dissipation system separates the heat-emitting end and the heat-emitting end of the thyristor 4, no temperature gradient exists, the temperature of the thyristor 4 can be lower, the service life and the reliability of a product are prolonged, and meanwhile, the traditional heat radiator is omitted, so that the volume size of the product is smaller, and the applicability is wider.
Referring to fig. 1 to 3, the evaporator 6 includes an evaporation tube 61, an inner core 62 for accommodating a reflux liquid, a wick 63 for sucking back the liquid by capillary force, and a vapor channel 64 for accommodating vapor formed by evaporating the liquid. The tube core 63 and the evaporation tube shell 61 are sequentially coated on the inner core 62 from inside to outside, the steam channel 64 is positioned between the tube core 63 and the evaporation tube shell 61, the air inlet end of the air pipeline 8 is communicated with the steam channel 64, and the liquid outlet end of the liquid pipeline 9 is communicated with the inner core 62.
In practice, the liquid in the core 62 is typically water, acetone or other volatile, chemically stable and non-corrosive material to the vaporization shell 61; the core 63 is composed of a sintered porous material.
And grooves 65 for sucking back the liquid by capillary force are arranged on the steam channel 64, the grooves 65 are composed of strip-shaped supports, and the grooves 65 are distributed on the steam channel 64 at equal intervals and are respectively connected between the tube cores 63 and the evaporation tube shells 61.
That is, heat generated when the thyristor 4 works is transferred to the evaporator 6 through the heat dissipation base 5, liquid in the evaporator 6 is heated and evaporated into gas, the gas is emitted into the steam channel 64 and flows to the condenser 7 through the gas pipeline 8, air flow generated by the heat dissipation fan 13 passes through the heat dissipation air channel 12, so that the condenser 7 is blown to carry away the heat, the temperature in a pipe is reduced, the gas in the condenser 7 becomes liquid, the liquid is led to the evaporator 6 through the liquid pipeline 9, and the liquid is sucked back by capillary force generated by a capillary structure formed by the tube core 63 and the groove 65 of the evaporator 6, so that circulation is formed in the heat pipe type heat dissipation circulation system.
During this time, the liquid pipe 9 is an S-type heat exchange pipe, and the gas pipe 8 is a concave heat exchange pipe. The stability of the structure is enhanced, the heat exchange efficiency can be improved, and the heat dissipation effect is improved.
In this way, the heat conduction mode of material heat conduction is utilized to strengthen the heat dissipation capacity, and the thyristor 4 and the condenser 7 are separated by the heat dissipation air duct 12 and air, and no temperature gradient exists between the heat dissipation air duct 12 and the air, so that the working temperature of the thyristor 4 is greatly reduced, and the service life of the thyristor 4 switch is prolonged. Since the heat radiation system of the heat pipe type heat radiation circulation system is strong, the heat pipe type heat radiation circulation system is allowed to be smaller in size than the aluminum alloy heat radiator, and the size of the switch of the thyristor 4 is facilitated to be reduced.
The above embodiment is only a specific implementation manner with good effect, and all the structures the same as or equivalent to the thyristor switch with heat pipe type heat dissipation function of the utility model are within the protection scope of the utility model.
Claims (7)
1. The utility model provides a possesses thyristor switch of heat pipe formula heat dissipation function, includes shell (1) that has installation cavity (11), installs binding post (2) on shell (1), switch control board (3) and installs thyristor (4), radiator fan (13) in installation cavity (11), thyristor (4) are connected with binding post (2) through the conducting piece, switch control board (3) control thyristor (4), radiator fan (13) start and stop, its characterized in that respectively: the utility model discloses a radiator for a solar heat collector, including installation cavity (11), shell (1), radiator fan (13), shell (1) outside intercommunication, shell (1) is equipped with heat pipe formula heat dissipation circulation system, heat pipe formula heat dissipation circulation system includes heat dissipation base (5), evaporimeter (6), condenser (7), thyristor (4) are installed at heat dissipation base (5), heat dissipation base (5) are installed on installation cavity (11), install at heat dissipation base (5) evaporimeter (6), condenser (7) are established on heat dissipation wind channel (12), just the both ends mouth of condenser (7) is connected through gas pipeline (8), liquid pipeline (9) and the correspondence of the both ends mouth of evaporimeter (6) respectively.
2. The thyristor switch with heat pipe type heat dissipation function according to claim 1, wherein: the shell (1) is provided with a separation heat-conducting plate (10), and two ends of the separation heat-conducting plate (10) are respectively fixed in the shell (1), so that an installation cavity (11) and a heat dissipation air duct (12) which are distributed up and down are formed in the shell (1).
3. The thyristor switch with heat pipe type heat dissipation function according to claim 2, wherein: the heat dissipation base (5) is arranged on the separation heat-conducting plate (10), and the heat dissipation base (5) is provided with an installation inner groove for adaptively installing the evaporator (6), so that the outer side surfaces of the evaporator (6) are respectively and tightly connected with the inner wall surface of the installation inner groove.
4. A thyristor switch with heat pipe type heat dissipation according to any one of claims 1 to 3, wherein: the evaporator (6) comprises an evaporation tube shell (61), an inner core (62) for containing backflow liquid, a tube core (63) for sucking liquid back by utilizing capillary force, and a steam channel (64) for containing steam formed by evaporating the liquid, wherein the tube core (63) and the evaporation tube shell (61) are sequentially coated on the inner core (62) from inside to outside, the steam channel (64) is positioned between the tube core (63) and the evaporation tube shell (61), the air inlet end of the air pipeline (8) is communicated with the steam channel (64), and the liquid outlet end of the liquid pipeline (9) is communicated with the inner core (62).
5. The thyristor switch with heat pipe type heat dissipation according to claim 4, wherein: grooves (65) for sucking back liquid by utilizing capillary force are formed in the steam channel (64), and the grooves (65) are distributed on the steam channel (64) at equal intervals and are respectively connected between the tube cores (63) and the evaporation tube shells (61).
6. The thyristor switch with heat pipe type heat dissipation function according to claim 1, wherein: the liquid pipeline (9) is an S-shaped heat exchange pipeline.
7. The thyristor switch with heat pipe type heat dissipation function according to claim 1, wherein: the gas pipeline (8) is a concave heat exchange pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322851308.4U CN221203124U (en) | 2023-10-23 | 2023-10-23 | Thyristor switch with heat pipe type heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322851308.4U CN221203124U (en) | 2023-10-23 | 2023-10-23 | Thyristor switch with heat pipe type heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221203124U true CN221203124U (en) | 2024-06-21 |
Family
ID=91517860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322851308.4U Active CN221203124U (en) | 2023-10-23 | 2023-10-23 | Thyristor switch with heat pipe type heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221203124U (en) |
-
2023
- 2023-10-23 CN CN202322851308.4U patent/CN221203124U/en active Active
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