CN111637087A - Cooling device for numerical control fan - Google Patents
Cooling device for numerical control fan Download PDFInfo
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- CN111637087A CN111637087A CN202010521025.1A CN202010521025A CN111637087A CN 111637087 A CN111637087 A CN 111637087A CN 202010521025 A CN202010521025 A CN 202010521025A CN 111637087 A CN111637087 A CN 111637087A
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- Prior art keywords
- cooling
- casing
- bearing box
- numerical control
- cooling device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a cooling device for a numerical control fan, which belongs to the technical field of fan cooling and comprises a casing, wherein an impeller is arranged in the casing, an air inlet is formed in the position, corresponding to the impeller, of the surface of the casing, and a purification device is detachably connected to the position, corresponding to the air inlet, of the surface of the casing. According to the invention, through effective matching among the designed purification device, the spiral pipe, the refrigeration sheet, the cooling liquid and the noise reduction protective cover, impurities can be prevented from being adhered in the bearing box, so that the impurities can be prevented from increasing the friction force between the main shaft and the bearing arranged in the bearing box, the cooling effect of cooling water or lubricating oil flowing in the cooling channel by air flowing in the air channel can be ensured, the heat dissipation and cooling of the motor can be carried out, the heat generated during the operation of the motor can be reduced to a certain extent and can be transferred to the bearing arranged in the bearing box through the main shaft, therefore, the good protection effect on the bearing arranged in the bearing box can be further achieved, and the stability of the bearing arranged in the bearing box during the operation.
Description
Technical Field
The invention belongs to the technical field of fan cooling, and particularly relates to a cooling device for a numerical control fan.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.
The main structural components of the fan are an impeller, a shell, an air inlet, a bracket, a motor, a belt pulley, a coupling, a silencer, a transmission part (a bearing) and the like.
The numerical control fan is a modern intelligent fan, and a corresponding cooling device is required to cool the numerical control fan in order to ensure that the numerical control fan can operate for a long time. For example, the Chinese patent network discloses a cooling device for a numerical control fan (patent No. CN 209053835U), which solves the technical problems that the existing heat dissipation mode is generally carried out by adopting a bearing box, a water inlet and a water outlet which are communicated with the inside are arranged on the bearing box, cooling water circulates in the bearing box to take away heat so as to finish the cooling of a main shaft and a bearing, but the mode needs to introduce a separate water pump outside, the cost is higher, the technical problem is solved by the interaction among a designed annular partition plate, an air channel, a cooling channel, a liquid outlet and a liquid injection port, but the patent still has some defects, a heat source is ignored, the quantity of heat transferred to a transmission bearing through the main shaft is greatly increased under the long-time running state of equipment, the cooling influence of the technology is reduced, and air entering the air channel cannot be purified and filtered, a large amount of impurities are accumulated in the air channel, which easily reduces the cooling effect of the air on the cooling medium, and therefore, a cooling device for a numerical control fan is needed to solve the above problems.
Disclosure of Invention
The invention aims to: in order to solve the problems that a heat source is neglected, the quantity of heat transferred to a transmission bearing through a main shaft is increased sharply when equipment runs for a long time, the cooling influence of the technology is reduced, air entering an air channel cannot be purified and filtered, a large amount of impurities are accumulated in the air channel, and the cooling effect of the air on a cooling medium is reduced easily, the cooling device for the numerical control fan is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cooling device for a numerical control fan comprises a casing, wherein an impeller is arranged inside the casing, an air inlet is formed in the surface of the casing corresponding to the impeller, a purification device is detachably connected to the surface of the casing corresponding to the air inlet, one surface of the impeller far away from the air inlet is fixedly connected with one end of a main shaft, a bearing box and a flow guide fan blade are sequentially arranged on the surface of the main shaft from near to far by taking the impeller as a reference object, the bearing box is arranged on the inner side wall of the casing, the other end of the main shaft is fixedly connected with the end part of a motor output shaft, the surface of a motor body is fixedly connected with the inner side wall of a noise reduction protective cover through a shock absorption column, a first connecting pipe is clamped at the top of the noise reduction protective cover, a cooling chamber is fixedly connected with one end of the first connecting pipe far away from the noise reduction protective cover, and a first, the upper end face of the first multi-joint is communicated with the lower end face of the second multi-joint through a spiral pipe, the upper port of the second multi-joint is clamped at the top of the inner side of the cooling chamber, a second connecting pipe is fixedly connected to the top of the cooling chamber corresponding to the second multi-joint, and one end, far away from the cooling chamber, of the second connecting pipe is communicated with the top of the machine shell.
As a further description of the above technical solution:
the lower port of the first multi-item connector is communicated with one end close to the first connecting pipe, and the upper port of the second multi-item connector is communicated with one end close to the second connecting pipe.
As a further description of the above technical solution:
purifier includes the sealed cowling, the position that the sealed cowling inside wall corresponds self port is provided with first filter to the sealed cowling passes through the detachable connection of second mounting screw with the opposite face of casing.
As a further description of the above technical solution:
the opposite face of the noise reduction protective cover and the shell is detachably connected through a second mounting screw, and a second filter plate is clamped at the position, corresponding to the motor heat dissipation port, of the inner side wall of the noise reduction protective cover.
As a further description of the above technical solution:
the bottom fixedly connected with support of casing, the bottom fixedly connected with cushion socket of support, cushion socket sliding connection is in the dashpot that the base top was seted up, the inboard bottom of dashpot is through the bottom fixed connection of buffer spring and cushion socket.
As a further description of the above technical solution:
the cooling chamber is filled with cooling liquid, the cooling liquid adopts ethylene glycol cooling material, and the cooling chamber adopts thermal-insulated insulation material.
As a further description of the above technical solution:
be provided with the refrigeration piece on the inside wall of cooling chamber, the refrigeration piece is the semiconductor refrigeration piece to 4 are no less than to the quantity of refrigeration piece.
As a further description of the above technical solution:
the input of refrigeration piece passes through the wire and is connected with the output electricity of switch, the input of switch passes through the wire and is connected with the output electricity of power, power and switch all set up the top at the base.
As a further description of the above technical solution:
and cooling channels for cooling water or lubricating oil are arranged in the bearing box in a sealing and isolating mode corresponding to the positions of the bearing and the main shaft, and air channels are formed in the surfaces of the bearing box corresponding to the cooling channels and the positions of the guide fan blades.
As a further description of the above technical solution:
the number of the spiral pipes is a plurality, and the plurality of spiral pipe annular arrays are distributed between the first multi-item joint and the second multi-item joint.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, through effective matching among the designed purification device, the second filter plate, the cooling chamber, the spiral pipe, the refrigerating sheet, the cooling liquid and the noise reduction protective cover, impurities can be prevented from being adhered in the bearing box, so that not only can the friction force between the main shaft and the bearing arranged in the bearing box be prevented from being increased by the impurities, but also the cooling effect of cooling water or lubricating oil flowing in the cooling channel by air flowing in the air channel can be ensured, the motor is cooled by heat dissipation, and heat generated during the operation of the motor can be reduced to a certain extent and can be transmitted to the bearing arranged in the bearing box through the main shaft, so that a good protection effect can be further achieved on the bearing arranged in the bearing box, and the stability of the bearing arranged in the bearing box.
2. In the invention, through the designed bearing box and the guide vanes, the main shaft can drive the guide vanes to synchronously act in the process of driving the impeller to rotate at high speed, the air pressure in the air channel arranged in the bearing box can be reduced under the action of the guide vanes, so that the flow rate of air in the shell can be faster in the process of flowing through the air channel arranged in the bearing box, through the designed purifying device, the sealing cover is detachably connected with the shell by using the first mounting screw, so that the first filter plate can be replaced after being used for a long time, the ventilation rate of an air inlet in unit time can be conveniently ensured, through the designed shock absorption column, the buffer seat, the buffer groove, the buffer spring and the base, as the motor vibrates in operation, the shock absorption column can weaken the counter-vibration force applied to the motor by the vibration effect of the noise reduction protective cover, and improve the stability of the motor in the operation process, the vibration energy of the main shaft in the bearing box during operation is weakened, and the buffer seat and the base are used as elastic connection media through the buffer spring, so that the machine shell can be lifted in the buffer groove through the support and the buffer seat, and the influence of the counter vibration on the built-in running part can be further weakened.
3. According to the invention, through the designed second filter plate, the second filter plate can prevent air carrying impurities from entering the noise reduction protective cover when the motor is in a static state, dust is prevented from being accumulated on the surface of the motor to influence the self heat dissipation effect of the motor, the refrigeration piece is a semiconductor refrigeration piece, and the refrigeration piece is electrified through the operation switch, so that the refrigeration effect of cooling liquid can be achieved, the cooling effect of the cooling liquid on the air flowing through the spiral pipe can be ensured all the time when the motor is in a long-time running state, and the flowing track of the air in the cooling chamber can be effectively prolonged through the designed spiral pipe, so that the cooling effect of the cooling liquid on the air can be further improved.
Drawings
FIG. 1 is a schematic three-dimensional structure diagram of a cooling device for a numerically controlled fan according to the present invention;
FIG. 2 is a schematic cross-sectional view of a cooling device for a numerically controlled blower according to the present invention;
FIG. 3 is an enlarged schematic structural diagram of a cooling device A for a numerically controlled fan according to the present invention;
FIG. 4 is a schematic cross-sectional view of a cooling device base for a numerically controlled fan according to the present invention;
fig. 5 is a schematic structural diagram of a three-dimensional spiral pipe of a cooling device for a numerical control fan according to the present invention.
Illustration of the drawings:
1. a housing; 2. an impeller; 3. an air inlet; 4. a purification device; 41. a sealing cover; 42. a first filter plate; 43. a first mounting screw; 5. a main shaft; 6. a bearing housing; 7. a guide vane; 8. a motor; 9. a shock-absorbing post; 10. a noise reduction shield; 11. a second filter plate; 12. a first connecting pipe; 13. a cooling chamber; 14. a first plurality of joints; 15. a spiral tube; 16. a refrigeration plate; 17. cooling liquid; 18. a second plurality of linkers; 19. a second connecting pipe; 20. a support; 21. a buffer seat; 22. a buffer tank; 23. a base; 24. a buffer spring; 25. a second mounting screw; 26. a switch; 27. a power source.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a cooling device for a numerical control fan comprises a machine shell 1, wherein an impeller 2 is arranged inside the machine shell 1, an air inlet 3 is formed in the surface of the machine shell 1 corresponding to the position of the impeller 2, a purification device 4 is detachably connected to the surface of the machine shell 1 corresponding to the position of the air inlet 3, one surface, far away from the air inlet 3, of the impeller 2 is fixedly connected with one end of a main shaft 5, a bearing box 6 and guide vanes 7 are sequentially arranged on the surface of the main shaft 5 from near to far by taking the impeller 2 as a reference object, the bearing box 6 is arranged on the inner side wall of the machine shell 1, the other end of the main shaft 5 is fixedly connected with the end part of an output shaft of a motor 8, the surface of a body of the motor 8 is fixedly connected with the inner side wall of a noise reduction protective cover 10 through a shock absorption column 9, a first connecting pipe, a first multinomial joint 14 is clamped at the position, corresponding to the port of the first connecting pipe 12, of the bottom of the inner side of the cooling chamber 13, the upper end face of the first multinomial joint 14 is communicated with the lower end face of a second multinomial joint 18 through a spiral pipe 15, the upper end port of the second multinomial joint 18 is clamped at the top of the inner side of the cooling chamber 13, a second connecting pipe 19 is fixedly connected to the top of the cooling chamber 13 corresponding to the second multinomial joint 18, and one end, far away from the cooling chamber 13, of the second connecting pipe 19 is communicated with the top of the machine shell 1.
Specifically, as shown in fig. 2, the lower port of the first multi-item connector 14 communicates with the end close to the first connection pipe 12, and the upper port of the second multi-item connector 18 communicates with the end close to the second connection pipe 12.
Specifically, as shown in fig. 2, the purification device 4 includes a sealing cover 41, a first filter plate 42 is disposed at a position corresponding to a port of the sealing cover 41, and the sealing cover 41 is detachably connected to the opposite surface of the casing 1 via a second mounting screw 25, and through the designed purification device 4, the sealing cover 41 is detachably connected to the casing 1 via a first mounting screw 43, so that the first filter plate 42 can be replaced after being used for a long time, thereby facilitating the guarantee of the ventilation rate of the air inlet 3 in unit time.
Specifically, as shown in fig. 2, the opposite face of the noise reduction protective cover 10 and the casing 1 is detachably connected through a second mounting screw 25, and the position joint of the inner side wall of the noise reduction protective cover 10 corresponding to the heat dissipation port of the motor 8 is provided with a second filter plate 11, through the second filter plate 11, the second filter plate 11 can prevent the motor 8 from being in a static state and air-borne impurities from entering the noise reduction protective cover 10, and the dust is prevented from accumulating on the surface of the motor 8 to influence the heat dissipation effect of the motor 8.
Specifically, as shown in fig. 4, a support 20 is fixedly connected to the bottom of the housing 1, a buffer seat 21 is fixedly connected to the bottom of the support 20, the buffer seat 21 is slidably connected to a buffer slot 22 formed in the top of a base 23, the bottom of the inner side of the buffer slot 22 is fixedly connected to the bottom of the buffer seat 21 through a buffer spring 24, through the designed shock-absorbing column 9, the buffer seat 21, the buffer slot 22, the buffer spring 24 and the base 23, since the motor 8 vibrates during operation, and the shock-absorbing column 9 can weaken the noise-reducing shield 10 to apply a counter-vibration force to the motor 8 due to the vibration effect, improve the stability of the motor 8 during operation, weaken the vibration energy of the spindle 5 during operation in the bearing box 6, and since the buffer seat 21 and the base 23 are elastically connected through the buffer spring 24, the housing 1 can move up and down in the buffer slot 22 through the support 20 and the buffer seat 21, the effect of the counter-vibration on the built-in runnability component can thus be further reduced.
Specifically, as shown in fig. 3, the cooling chamber 13 is filled with a cooling liquid 17, the cooling liquid 17 is made of a glycol cooling material, and the cooling chamber 13 is made of a heat insulating material.
Specifically, as shown in fig. 3, be provided with refrigeration piece 16 on the inside wall of cooling chamber 13, refrigeration piece 16 is semiconductor refrigeration piece 16, and refrigeration piece 16's quantity is no less than 4, refrigeration piece 16 through the design, refrigeration piece 16 is semiconductor refrigeration piece 16, operating switch 26 makes refrigeration piece 16 circular telegram, alright play refrigerated effect to coolant liquid 17, make motor 8 under long-time running state, can guarantee the cooling effect of coolant liquid 17 to the air in the spiral pipe 15 of circulation all the time.
Specifically, as shown in fig. 3, the input end of the cooling plate 16 is electrically connected to the output end of the switch 26 through a conducting wire, the input end of the switch 26 is electrically connected to the output end of the power supply 27 through a conducting wire, and the power supply 27 and the switch 26 are both disposed on the top of the base 23.
Specifically, as shown in fig. 2, cooling channels for cooling water or lubricating oil are arranged in the bearing box 6 in a sealing manner corresponding to the positions of the bearing and the main shaft 5, and air channels are formed in the surfaces of the bearing box 6 corresponding to the cooling channels and the positions of the guide vanes 7, and by means of the designed bearing box 6 and the guide vanes 7, the main shaft 5 can drive the guide vanes 7 to perform synchronous action in the process of driving the impeller 2 to rotate at a high speed, so that the air pressure in the air channels in the bearing box 6 can be reduced under the action of the guide vanes 7, and the flow speed of the air in the casing 1 can be faster in the process of flowing through the air channels in the bearing box 6.
Specifically, as shown in fig. 5, the number of the spiral pipes 15 is several, and the several spiral pipes 15 are distributed between the first multi-stage joint 14 and the second multi-stage joint 18 in an annular array, and by designing the spiral pipes 15, the spiral pipes 15 can effectively prolong the flowing track of the air in the cooling chamber 13, so as to further improve the cooling effect of the cooling liquid 17 on the air.
The working principle is as follows: when the motor 8 is started to work, the output shaft of the motor 8 can drive the impeller 2 to rotate at a high speed through the main shaft 5, so that air outside the casing 1 can be introduced into the casing 1 through the air inlet 3, impurities such as dust and sticky substances carried in the air in the process of flowing through the first filter plate 42 can be filtered, the pollution of the impurities to the inside of the casing 1 can be avoided, in addition, the main shaft 5 can drive the flow guide fan blades 7 to synchronously act in the process of driving the impeller 2 to rotate at a high speed, the air pressure inside the air channel arranged in the bearing box 6 can be reduced under the action of the flow guide fan blades 7, the flow speed of the air inside the casing 1 in the process of flowing through the air channel arranged in the bearing box 6 can be faster, and when a small amount of air inside the casing 1 flows through the air channel arranged in the bearing box 6 to cool the built-in cooling channel, the impurities can be prevented from being adhered in the bearing box 6, the friction force between the main shaft 5 and the bearings arranged in the bearing box 6 can be prevented from being increased by the impurities, the cooling effect of cooling water or lubricating oil flowing in a cooling channel by air flowing in the air channel can be ensured, in the process that the air in the shell 1 is led out through an air outlet arranged on the surface of the shell, part of the air can enter the second multi-item connector 18 through the second connecting pipe 19, then the air is distributed into the plurality of spiral pipes 15 through the second multi-item connector 18 for cooling, the cooled air is collected to the first multi-item connector 14 and is injected into the noise reduction protective cover 10 through the first connecting pipe 12 for cooling the motor 8 by heat dissipation, in the process, the refrigerating piece 16 is a semiconductor refrigerating piece 16, the refrigerating piece 16 is electrified by operating the switch 26, the refrigerating effect can be achieved on the cooling liquid 17, and the motor 8 can be operated for a long time, the cooling effect of the cooling liquid 17 on the air flowing through the spiral pipe 15 can be ensured all the time, the spiral pipe 15 can effectively prolong the flowing track of the air in the cooling chamber 13, and is used for further improving the cooling effect of the cooling liquid 17 on the air, and the heat generated when the motor 8 runs can be reduced to a certain extent and can be transmitted to the bearings arranged in the bearing box 6 through the main shaft 5, so that the good protection effect on the bearings arranged in the bearing box 6 can be further realized, the stability of the bearings arranged in the bearing box 6 during running is ensured, because the motor 8 can vibrate during running, the shock absorption column 9 can weaken the force of the noise reduction protective cover 10 on the motor 8 due to the vibration effect, the stability of the motor 8 during running is improved, the vibration energy of the main shaft 5 during running in the bearings arranged in the bearing box 6 is weakened, and the buffer seat 21 and the base 23 are used as elastic connection media through the buffer spring 24, the casing 1 can be lifted and lowered in the buffer slot 22 through the bracket 20 and the buffer base 21, thereby further reducing the influence of the resonance on the internal operation components.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a cooling device for numerical control fan, includes casing (1), its characterized in that, the inside of casing (1) is provided with impeller (2) to casing (1) surface corresponds the position of impeller (2) and has seted up air intake (3), and casing (1) surface corresponds the position of air intake (3) and can dismantle and be connected with purifier (4), the one side that air intake (3) were kept away from to impeller (2) and the one end fixed connection of main shaft (5), the surface of main shaft (5) uses impeller (2) as the reference thing by nearly to having set gradually bearing box (6) and water conservancy diversion flabellum (7) far away to bearing box (6) set up on the inside wall of casing (1), the other end of main shaft (5) and the tip fixed connection of motor (8) output shaft, the surface of motor (8) fuselage passes through shock attenuation post (9) and falls the inside wall fixed connection of noise protection casing (10), the top joint of the noise reduction protective cover (10) is provided with a first connecting pipe (12), one end of the noise reduction protective cover (10) is far away from the first connecting pipe (12) and is fixedly connected with a cooling chamber (13), the position joint of the inner side bottom of the cooling chamber (13) corresponding to the port of the first connecting pipe (12) is provided with a first multi-joint (14), the upper end face of the first multi-joint (14) is communicated with the lower end face of a second multi-joint (18) through a spiral pipe (15), the upper end port of the second multi-joint (18) is clamped at the inner side top of the cooling chamber (13), the top of the cooling chamber (13) is provided with a second connecting pipe (19) corresponding to the second multi-joint (18), and one end of the second connecting pipe (19), far away from the cooling chamber (13), is communicated with the top of the machine shell (1).
2. A cooling device for a numerically controlled fan according to claim 1, wherein the lower port of the first plurality of joints (14) communicates with the end adjacent to the first connecting pipe (12), and the upper port of the second plurality of joints (18) communicates with the end adjacent to the second connecting pipe (12).
3. The cooling device for the numerical control fan according to claim 1, wherein the purifying device (4) comprises a sealing cover (41), a first filter plate (42) is arranged on the inner side wall of the sealing cover (41) corresponding to the position of the port of the sealing cover, and the sealing cover (41) is detachably connected with the opposite surface of the machine shell (1) through a second mounting screw (25).
4. The cooling device for the numerical control fan according to claim 1, wherein the opposite surface of the noise reduction protective cover (10) and the casing (1) is detachably connected through a second mounting screw (25), and a second filter plate (11) is clamped on the inner side wall of the noise reduction protective cover (10) at a position corresponding to a heat dissipation port of the motor (8).
5. The cooling device for the numerical control fan according to claim 1, wherein a support (20) is fixedly connected to the bottom of the housing (1), a buffer seat (21) is fixedly connected to the bottom of the support (20), the buffer seat (21) is slidably connected to a buffer groove (22) formed in the top of a base (23), and the bottom of the inner side of the buffer groove (22) is fixedly connected to the bottom of the buffer seat (21) through a buffer spring (24).
6. The cooling device for the numerical control fan according to claim 5, wherein the cooling chamber (13) is filled with a cooling liquid (17), the cooling liquid (17) adopts a glycol cooling material, and the cooling chamber (13) adopts a heat insulation material.
7. The cooling device for the numerical control fan according to claim 1, wherein the inner side wall of the cooling chamber (13) is provided with refrigeration sheets (16), the refrigeration sheets (16) are semiconductor refrigeration sheets (16), and the number of the refrigeration sheets (16) is not less than 4.
8. The cooling device for the numerical control fan according to claim 7, wherein the input end of the cooling plate (16) is electrically connected with the output end of the switch (26) through a conducting wire, the input end of the switch (26) is electrically connected with the output end of the power supply (27) through a conducting wire, and the power supply (27) and the switch (26) are both arranged on the top of the base (23).
9. The cooling device for the numerical control fan according to claim 1, wherein a cooling channel for cooling water or lubricating oil is hermetically arranged in the bearing box (6) corresponding to the position of the bearing and the main shaft (5), and an air channel is arranged on the surface of the bearing box (6) corresponding to the position of the cooling channel and the position of the flow guide fan blade (7).
10. A cooling device for a digitally controlled fan according to claim 1, characterised in that the number of coils (15) is several and that several coils (15) are distributed in an annular array between the first plurality of joints (14) and the second plurality of joints (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010521025.1A CN111637087B (en) | 2020-06-10 | 2020-06-10 | Cooling device for numerical control fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010521025.1A CN111637087B (en) | 2020-06-10 | 2020-06-10 | Cooling device for numerical control fan |
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| Publication Number | Publication Date |
|---|---|
| CN111637087A true CN111637087A (en) | 2020-09-08 |
| CN111637087B CN111637087B (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010521025.1A Active CN111637087B (en) | 2020-06-10 | 2020-06-10 | Cooling device for numerical control fan |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114320498A (en) * | 2022-01-06 | 2022-04-12 | 西安航空学院 | Novel turbine air motor |
| CN115021492A (en) * | 2022-06-30 | 2022-09-06 | 精效悬浮(苏州)科技有限公司 | Cooling structure for motor of closed air blower |
| CN115559865A (en) * | 2022-09-06 | 2023-01-03 | 威海克莱特菲尔风机股份有限公司 | Circulating offshore wind turbine cabin cooling body for equipment |
| CN115788967A (en) * | 2023-02-10 | 2023-03-14 | 鸿陆智能科技(山东)有限公司 | Heat dissipation channel of magnetic suspension air blower |
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| CN116633072A (en) * | 2023-07-26 | 2023-08-22 | 江苏华频电子科技有限公司 | Noise reduction device of brushless motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113364205A (en) * | 2021-07-02 | 2021-09-07 | 湖北欧阳华俊专用汽车有限公司 | Quick radiating electricity generation dolly |
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| CN115559865A (en) * | 2022-09-06 | 2023-01-03 | 威海克莱特菲尔风机股份有限公司 | Circulating offshore wind turbine cabin cooling body for equipment |
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| CN115788967A (en) * | 2023-02-10 | 2023-03-14 | 鸿陆智能科技(山东)有限公司 | Heat dissipation channel of magnetic suspension air blower |
| CN116111773A (en) * | 2023-04-17 | 2023-05-12 | 江苏英泊索尔新能源有限公司 | Air source heat pump direct current motor system |
| CN116633072A (en) * | 2023-07-26 | 2023-08-22 | 江苏华频电子科技有限公司 | Noise reduction device of brushless motor |
| CN116633072B (en) * | 2023-07-26 | 2023-09-29 | 江苏华频电子科技有限公司 | Noise reduction device of brushless motor |
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