CN217904209U - Heat dissipation type refrigeration compressor motor - Google Patents
Heat dissipation type refrigeration compressor motor Download PDFInfo
- Publication number
- CN217904209U CN217904209U CN202221947362.8U CN202221947362U CN217904209U CN 217904209 U CN217904209 U CN 217904209U CN 202221947362 U CN202221947362 U CN 202221947362U CN 217904209 U CN217904209 U CN 217904209U
- Authority
- CN
- China
- Prior art keywords
- motor
- shell
- rotating shaft
- casing
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a heat dissipation type compressor motor, including motor, water-cooling shell, fan casing, a set of rivers drive arrangement, the motor outside is located to the water-cooling shell, and with motor fixed connection, the motor output end is located to the fan, the fan casing is located the fan outside, and with motor and water-cooling shell fixed connection, the motor output end outside is located to rivers drive arrangement circumference, and with motor swing joint, rivers drive arrangement upper portion is located the water-cooling shell, and its lower part is located the fan casing. The utility model provides a heat dissipation type compressor motor, simple structure, reasonable in design can dispel the heat to the inside and motor casing of motor fast, has improved the radiating effect of motor greatly to guaranteed the effective operation of motor, prolonged the life of motor, improved the security of using the motor.
Description
Technical Field
The utility model belongs to the motor field of making, in particular to heat dissipation type compressor motor.
Background
The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The refrigerating cycle is powered by sucking low-temperature and low-pressure refrigerant gas from the air suction pipe, driving the piston to compress the refrigerant gas through the operation of the motor, and discharging high-temperature and high-pressure refrigerant gas to the exhaust pipe.
When the compressor is used in large-scale air conditioners, cold storages and other places, the compressor often needs to be operated for a long time under high load, so that a motor matched with the compressor also needs to keep a long-time high-strength working state.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the defects, the utility model aims at providing a heat dissipation type refrigeration compressor motor, its simple structure, reasonable in design, the heat dissipation is fast, has improved the radiating effect, has guaranteed the operation of motor, has prolonged life, has improved the security.
The technical scheme is as follows: in order to realize the above object, the utility model provides a heat dissipation type compressor motor, including motor, water-cooling shell, fan casing, a set of rivers drive arrangement, the water-cooling shell is located the motor outside, and with motor fixed connection, the motor output end is located to the fan, the fan casing is located the fan outside, and with motor and water-cooling shell fixed connection, the motor output end outside is located to rivers drive arrangement circumference, and with motor swing joint, rivers drive arrangement upper portion is located the water-cooling shell, and its lower part is located the fan casing. The utility model discloses simple structure, reasonable in design can dispel the heat to inside and the motor casing of motor fast, has improved the radiating effect of motor greatly to guaranteed the effective operation of motor, prolonged the life of motor, improved the security of using the motor.
Further, the motor includes motor casing, pivot, stator, rotor, a set of solid fixed ring, a set of latch segment, a set of bearing, a set of air inlet, a set of gas outlet, bevel gear, a set of heating panel, the pivot is located in the motor casing, and its both ends pass through bearing and motor casing swing joint, pivot one end and fan fixed connection, the other end extend to the motor casing outside, the rotor is located in the pivot in the motor casing, and with pivot fixed connection, the stator is located the outside of motor casing, and with motor casing fixed connection, the stator both sides are located to the stationary ring, and with motor casing fixed connection, the latch segment is located in the pivot of rotor both sides, and with pivot fixed connection, air inlet and gas outlet circumference are located on the motor casing in the pivot outside, and are relative setting, the air inlet is located one side that the motor casing is close to the fan, bevel gear is located in the pivot of rivers drive arrangement one side, and with pivot fixed connection, the motor casing outside is located to circumference, and with water-cooled housing fixed connection. The heating panel can increase motor casing and outside area of contact, effectively improves the radiating efficiency, cooperates rivers drive arrangement to accelerate the rivers speed between water-cooling shell and the motor casing, further improves the radiating effect.
Further, the water-cooling shell includes casing, a set of water inlet, a set of delivery port, the motor casing outside is located to the casing, and through heating panel and motor casing fixed connection, casing one end extends to air inlet one side, and its other end extends to gas outlet one side, the water inlet is located the casing and is close to rivers drive arrangement one side, the gas outlet outside is located to the delivery port. The water-cooling shell utilizes cooling water to cool and radiate the outside of the motor, thereby effectively reducing the outside temperature of the motor, ensuring the performance of the motor and prolonging the service life of the motor.
Furthermore, the fan cover comprises a cover body, an air pipe, a connecting portion and a connecting ring, wherein the cover body, the air pipe and the connecting portion are integrally formed, the cover body is arranged on the outer side of the fan and is fixedly connected with the shell through the connecting ring, the air pipe is arranged on one side, close to the motor, of the cover body and is fixedly connected with the shell through the connecting portion, and a group of connecting pipe orifices are circumferentially arranged on the connecting ring. The fan housing cooperates with the fan to effectively dissipate heat inside the motor, so that the cooling efficiency is improved, and cooling water enters the water-cooling shell more stably.
Furthermore, the water flow driving device comprises an auxiliary bevel gear, a rotating shaft and a rotating paddle, wherein the auxiliary bevel gear is arranged on one side of the bevel gear and meshed with the bevel gear, the rotating shaft is arranged on one side of the auxiliary bevel gear, one end of the rotating shaft is fixedly connected with the auxiliary bevel gear, the rotating shaft is movably connected with the air pipe through a bearing, and the rotating paddle is arranged on one end, far away from the auxiliary bevel gear, of the rotating shaft and is positioned in the shell. The water flow driving device can accelerate the flow speed of water in the water-cooling shell, further improve the cooling effect and ensure that the motor is in a safe temperature range.
Furthermore, a sealing ring is arranged at the joint of the shell and the motor shell. The sealing ring improves the sealing performance between the motor shell and the shell, prevents the leakage of cooling water and improves the safety of the motor.
Furthermore, a reinforcing plate is arranged on the shell on one side of the air outlet and fixedly connected with the shell, and a group of through holes are formed in the reinforcing plate. The reinforcing plate increases the strength of the water-cooling shell, so that the operation of the water-cooling shell is more stable, and the service life of the motor is prolonged.
Furthermore, the air inlet, the air outlet and one side of the cover body far away from the motor are all provided with dust screens. The dust screen effectively prevents sundries such as dust from entering the motor, and improves the safety performance of the motor.
Furthermore, a sealing ring is arranged at the joint of the rotating shaft and the air pipe. The sealing performance is effectively improved by the sealing ring, and the leakage of cooling water is prevented.
Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has:
1. the utility model provides a heat dissipation type compressor motor, simple structure, reasonable in design can dispel the heat to the motor inside and motor casing fast, has improved the radiating effect of motor greatly to guaranteed the effective operation of motor, prolonged the life of motor, improved the security of using the motor.
2. The utility model provides a heat dissipation type compressor motor, heating panel can increase motor casing and external contact area, effectively improve the radiating efficiency, and cooperation rivers drive arrangement accelerates the rivers speed between water-cooling shell and the motor casing, further improves the radiating effect.
3. The utility model provides a heat dissipation type compressor motor, water-cooling shell utilize the cooling water to cool down the heat dissipation to the motor outside, have effectively reduced the outside temperature of motor, have guaranteed the performance of motor, have prolonged the life of motor. The sealing ring improves the sealing performance between the motor shell and the shell, prevents the leakage of cooling water and improves the safety of the motor. The reinforcing plate increases the strength of the water-cooling shell, so that the operation of the water-cooling shell is more stable, and the service life of the motor is prolonged.
4. The utility model provides a heat dissipation type compressor motor, fan casing cooperation fan can effectively dispel the heat to the motor is inside, has improved the efficiency of cooling, and makes the cooling water get into the water-cooling shell more stable. The dust screen effectively prevents impurities such as dust from entering the motor, and improves the safety performance of the motor.
5. The utility model provides a heat dissipation type compressor motor, rivers drive arrangement can accelerate the velocity of flow of water-cooling shell water-logging, has further improved cooling effect, has guaranteed that the motor is in safe temperature range.
Drawings
Fig. 1 is a schematic structural view of a heat dissipation type refrigeration compressor motor according to the present invention;
fig. 2 is a schematic view of a partial structure of a heat dissipation type refrigeration compressor motor according to the present invention;
in the figure: the water-cooled fan comprises a motor 1, a water-cooled shell 2, a fan 3, a fan cover 4, a water flow driving device 5, a motor shell 10, a rotating shaft 11, a stator 12, a rotor 13, a fixing ring 14, a locking block 15, a bearing 16, an air inlet 17, an air outlet 18, a bevel gear 19, a heat dissipation plate 110, a shell 20, a water inlet 21, a water outlet 22, a reinforcing plate 23, a cover body 40, an air pipe 41, a connecting part 42, a connecting ring 43, an auxiliary bevel gear 50, a rotating shaft 51 and a rotating paddle 52.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1, a heat dissipation type refrigeration compressor motor in this embodiment, including motor 1, water-cooling shell 2, fan 3, fan housing 4, a set of rivers drive arrangement 5, water-cooling shell 2 locates the motor 1 outside, and with motor 1 fixed connection, motor 1 output is located to fan 3, fan housing 4 locates the fan 3 outside, and with motor 1 and water-cooling shell 2 fixed connection, the motor 1 output outside is located to rivers drive arrangement 5 circumference, and with motor 1 swing joint, 5 upper portions of rivers drive arrangement are located water-cooling shell 2, and its lower part is located fan housing 4.
In this embodiment, the motor 1 includes motor casing 10, pivot 11, stator 12, rotor 13, a set of solid fixed ring 14, a set of latch segment 15, a set of bearing 16, a set of air inlet 17, a set of gas outlet 18, bevel gear 19, a set of heating panel 110, pivot 11 is located in motor casing 10, and its both ends pass through bearing 16 and motor casing 10 swing joint, pivot 11 one end and fan 3 fixed connection, the other end extend to the motor casing 10 outside, rotor 13 locates on the pivot 11 in motor casing 10, and with pivot 11 fixed connection, stator 12 locates in the outside of motor casing 10 rotor 13, and with motor casing 10 fixed connection, gu fixed ring 14 locates stator 12 both sides, and with motor casing 10 fixed connection, latch segment 15 locates on the pivot 11 of rotor 13 both sides, and with pivot 11 fixed connection, air inlet 17 and gas outlet 18 circumference are located on the motor casing 10 in the pivot 11 outside, and are the relative setting, air inlet 17 is located one side that motor casing 10 is close to fan 3, bevel gear 19 locates on the pivot 11 of rivers drive arrangement 5 one side, and with pivot 11 circumference fixed connection, motor casing 110 is connected with water-cooled shell 2 and water-cooled casing.
In this embodiment, water-cooling shell 2 includes casing 20, a set of water inlet 21, a set of delivery port 22, motor casing 10 outside is located to casing 20, and through heating panel 110 and motor casing 10 fixed connection, casing 20 one end extends to air inlet 17 one side, and its other end extends to gas outlet 18 one side, water inlet 21 is located casing 20 and is close to rivers drive arrangement 5 one side, the delivery port 22 is located the gas outlet 18 outside.
As shown in fig. 2, in this embodiment, the fan cover 4 includes a cover 40, an air duct 41, a connecting portion 42, and a connecting ring 43, the cover 40, the air duct 41, and the connecting portion 42 are integrally formed, the cover 40 is disposed outside the fan 3 and is fixedly connected to the housing 20 through the connecting ring 43, the air duct 41 is disposed on a side of the cover 40 close to the motor 1 and is fixedly connected to the housing 20 through the connecting portion 42, and a set of connecting nozzles is circumferentially disposed on the connecting ring 43.
In this embodiment, the water flow driving device 5 includes an auxiliary bevel gear 50, a rotating shaft 51, and a rotating paddle 52, the auxiliary bevel gear 50 is disposed on one side of the bevel gear 19 and is engaged with the bevel gear 19, the rotating shaft 51 is disposed on one side of the auxiliary bevel gear 50, and one end of the rotating shaft 51 is fixedly connected to the auxiliary bevel gear 50, the rotating shaft 51 is movably connected to the air duct 41 through a bearing, and the rotating paddle 52 is disposed on one end of the rotating shaft 51 away from the auxiliary bevel gear 50 and is located in the housing 20.
Example 2
As shown in fig. 1, a heat dissipation type compressor motor in this embodiment includes motor 1, water-cooling shell 2, fan 3, fan housing 4, a set of rivers drive arrangement 5, water-cooling shell 2 locates the motor 1 outside, and with motor 1 fixed connection, motor 1 output is located to fan 3, fan housing 4 locates the fan 3 outside, and with motor 1 and water-cooling shell 2 fixed connection, the motor 1 output outside is located to rivers drive arrangement 5 circumference, and with motor 1 swing joint, 5 upper portions of rivers drive arrangement are located water-cooling shell 2, and its lower part is located fan housing 4.
Based on the above structure, in the present embodiment, on the basis of embodiment 1, a sealing ring is disposed at a connection portion between the housing 20 and the motor casing 10.
In this embodiment, a reinforcing plate 23 is disposed on the casing 20 on one side of the air outlet 18, the reinforcing plate 23 is fixedly connected to the casing 20, and a set of through holes is disposed on the reinforcing plate 23.
In this embodiment, the air inlet 17, the air outlet 18 and one side of the cover 40 away from the motor 1 are all provided with a dust screen.
In this embodiment, a sealing ring is disposed at a connection between the rotating shaft 51 and the air duct 41.
In using the utility model discloses the time, at first, utilize the pipeline to be connected water tank and the mouth of pipe of being connected on the go-between 43 and delivery port 22, form the closed loop water route, starter motor 1 afterwards, pivot 11 is constantly rotatory this moment, bevel gear 19 on it drives vice bevel gear 50 operation, and the drive rotates oar 52 and rotates, constantly export rivers to delivery port 22, this in-process, rivers flow to delivery port 22 between heating panel 110, flow back to in the water tank via the pipeline again, thereby realize the circulation, and simultaneously, the fan 3 of 11 one ends of pivot is constantly rotated, send into motor 1 inside with natural wind, natural wind gets into inside after, take away 1 part heat of motor, at last discharge from gas outlet 18, so just realized motor 1's rapid cooling work.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a heat dissipation type refrigeration compressor motor which characterized in that: including motor (1), water-cooling shell (2), fan (3), fan casing (4), a set of rivers drive arrangement (5), motor (1) outside is located in water-cooling shell (2), and with motor (1) fixed connection, motor (1) output is located in fan (3), fan casing (3) outside is located in fan casing (4), and with motor (1) and water-cooling shell (2) fixed connection, motor (1) output outside is located to rivers drive arrangement (5) circumference, and with motor (1) swing joint, rivers drive arrangement (5) upper portion is located water-cooling shell (2), and its lower part is located fan casing (4).
2. A heat dissipation type refrigerant compressor motor as recited in claim 1, wherein: the motor (1) comprises a motor shell (10), a rotating shaft (11), a stator (12), a rotor (13), a group of fixing rings (14), a group of locking blocks (15), a group of bearings (16), a group of air inlets (17), a group of air outlets (18), bevel gears (19) and a group of heat dissipation plates (110), wherein the rotating shaft (11) is arranged in the motor shell (10), two ends of the rotating shaft (11) are movably connected with the motor shell (10) through the bearings (16), one end of the rotating shaft (11) is fixedly connected with a fan (3), the other end of the rotating shaft extends to the outer side of the motor shell (10), the rotor (13) is arranged on the rotating shaft (11) in the motor shell (10) and is fixedly connected with the rotating shaft (11), the stator (12) is arranged on the outer side of the inner rotor (13) of the motor shell (10) and is fixedly connected with the motor shell (10), the fixing rings (14) are arranged on two sides of the stator (12) and are fixedly connected with the motor shell (10), the locking blocks (15) are arranged on the rotating shaft (11) on two sides of the rotor (13) and are fixedly connected with the rotating shaft (11), the outer side of the fan (17) and the motor shell (10) and is arranged on one side of the air inlets (17) and is close to one side of the motor shell (10), the bevel gear (19) is arranged on the rotating shaft (11) on one side of the water flow driving device (5) and is fixedly connected with the rotating shaft (11), and the heat dissipation plate (110) is circumferentially arranged on the outer side of the motor shell (10) and is fixedly connected with the water cooling shell (2).
3. A heat dissipating refrigerant compressor motor as recited in claim 2 wherein: water-cooling shell (2) are including casing (20), a set of water inlet (21), a set of delivery port (22), motor casing (10) outside is located in casing (20), and through heating panel (110) and motor casing (10) fixed connection, casing (20) one end extends to air inlet (17) one side, and its other end extends to gas outlet (18) one side, water inlet (21) are located casing (20) and are close to rivers drive arrangement (5) one side, gas outlet (18) outside is located in delivery port (22).
4. A heat dissipation type refrigerant compressor motor as recited in claim 3, wherein: fan shroud (4) are including the cover body (40), tuber pipe (41), connecting portion (42), go-between (43), the cover body (40), tuber pipe (41), connecting portion (42) integrated into one piece, fan (3) outside is located in the cover body (40), and through go-between (43) and casing (20) fixed connection, one side that the cover body (40) is close to motor (1) is located in tuber pipe (41), and through connecting portion (42) and casing (20) fixed connection, circumference is equipped with a set of connecting pipe mouth on go-between (43).
5. The heat dissipation type refrigerant compressor motor according to claim 4, wherein: the water flow driving device (5) comprises an auxiliary bevel gear (50), a rotating shaft (51) and a rotating paddle (52), wherein the auxiliary bevel gear (50) is arranged on one side of the bevel gear (19) and is meshed with the bevel gear (19), the rotating shaft (51) is arranged on one side of the auxiliary bevel gear (50), one end of the rotating shaft is fixedly connected with the auxiliary bevel gear (50), the rotating shaft (51) is movably connected with the air pipe (41) through a bearing, and the rotating paddle (52) is arranged at one end, far away from the auxiliary bevel gear (50), of the rotating shaft (51) and is positioned in the shell (20).
6. A heat dissipating refrigerant compressor motor according to claim 3, wherein: and a sealing ring is arranged at the joint of the shell (20) and the motor shell (10).
7. A heat dissipating refrigerant compressor motor according to claim 3, wherein: the air outlet structure is characterized in that a reinforcing plate (23) is arranged on the shell (20) on one side of the air outlet (18), the reinforcing plate (23) is fixedly connected with the shell (20), and a group of through holes are formed in the reinforcing plate (23).
8. The heat dissipation type refrigerant compressor motor according to claim 4, wherein: and dust screens are arranged on one sides of the air inlet (17), the air outlet (18) and the cover body (40) far away from the motor (1).
9. The heat dissipation type refrigerant compressor motor according to claim 5, wherein: and a sealing ring is arranged at the joint of the rotating shaft (51) and the air pipe (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221947362.8U CN217904209U (en) | 2022-07-27 | 2022-07-27 | Heat dissipation type refrigeration compressor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221947362.8U CN217904209U (en) | 2022-07-27 | 2022-07-27 | Heat dissipation type refrigeration compressor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217904209U true CN217904209U (en) | 2022-11-25 |
Family
ID=84136677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221947362.8U Active CN217904209U (en) | 2022-07-27 | 2022-07-27 | Heat dissipation type refrigeration compressor motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217904209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117155002A (en) * | 2023-08-04 | 2023-12-01 | 杭州重红科技有限公司 | Motor rotor heat abstractor and motor |
| CN117155002B (en) * | 2023-08-04 | 2024-04-26 | 武汉安兰斯电气科技有限公司 | Motor rotor heat abstractor and motor |
-
2022
- 2022-07-27 CN CN202221947362.8U patent/CN217904209U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117155002A (en) * | 2023-08-04 | 2023-12-01 | 杭州重红科技有限公司 | Motor rotor heat abstractor and motor |
| CN117155002B (en) * | 2023-08-04 | 2024-04-26 | 武汉安兰斯电气科技有限公司 | Motor rotor heat abstractor and motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211288166U (en) | Textile fan | |
| CN110594170B (en) | Centrifugal compressor and hydrogen fuel cell system | |
| JP4686919B2 (en) | Scroll compressor | |
| CN217904209U (en) | Heat dissipation type refrigeration compressor motor | |
| CN101764466A (en) | Motor cooling device | |
| CN219081866U (en) | Centrifugal air compressor of fuel cell | |
| CN218760489U (en) | High-temperature magnetic pump cooling mechanism | |
| CN213990431U (en) | High-efficiency energy-saving rare earth permanent magnet synchronous motor | |
| CN215058461U (en) | Cooling device of air suspension fan | |
| CN212928299U (en) | Cast steel impeller structure with shorten radiating time | |
| CN212671875U (en) | Thermal power steam turbine cooling device | |
| CN212752000U (en) | Split type water-cooling shell for new energy motor | |
| CN215633846U (en) | Double-shaft direct-connection multi-impeller centrifugal compressor structure | |
| CN213016896U (en) | High-efficiency centrifugal fan | |
| CN113482770B (en) | Oil-saving air-cooled diesel engine water pump unit | |
| CN214944535U (en) | High-efficient water pump for automobile engine | |
| CN213176113U (en) | High-temperature-resistant centrifugal fan | |
| CN214366636U (en) | Exhaust device for compressor | |
| CN219220733U (en) | Air-cooled radiator of vacuum pump | |
| CN215447027U (en) | Refrigerating unit of energy-saving freezer | |
| CN219529137U (en) | High-efficient heat dissipation car intercooler | |
| CN213419413U (en) | Novel high temperature resistant industrial fan | |
| CN220118264U (en) | Vehicle-mounted oil-free air compressor with filtering structure | |
| CN220689174U (en) | Air cooling high back pressure heat supply mechanism utilizing auxiliary machine circulating water waste heat | |
| CN214304461U (en) | Fan shaft end cooling mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |