CN115977897A - Cooling equipment and cooling method for engine room of wind driven generator - Google Patents
Cooling equipment and cooling method for engine room of wind driven generator Download PDFInfo
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- CN115977897A CN115977897A CN202310059187.1A CN202310059187A CN115977897A CN 115977897 A CN115977897 A CN 115977897A CN 202310059187 A CN202310059187 A CN 202310059187A CN 115977897 A CN115977897 A CN 115977897A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention belongs to the technical field of wind power generation equipment, and particularly relates to cabin cooling equipment and a cabin cooling method of a wind driven generator. The controller is matched with the temperature sensor and the water level sensor for control, when the temperature value is low, the driving motor in the cabin shell drives the fan blades to rotate to cool the interior of the cabin shell, and when the temperature value is high, the collected rainwater is used for cooling the generator body, so that a good cooling effect is achieved, and normal operation of equipment in the cabin shell is guaranteed.
Description
Technical Field
The invention relates to the technical field of wind power generation equipment, in particular to cooling equipment and a cooling method for an engine room of a wind driven generator.
Background
Wind power generation is to convert kinetic energy of wind into electric energy, wind energy is a clean renewable energy source, and is more and more emphasized by various countries in the world, wind is utilized by people for pumping water, grinding surfaces and the like mainly through a windmill, and at present, people are interested in how to utilize wind to generate electricity, convert kinetic energy of wind into mechanical kinetic energy and convert mechanical energy into electric kinetic energy, namely wind power generation.
The wind turbine engine room is used as an important component of a wind turbine generator system and is used for accommodating and protecting a main shaft, a gear box, a generator and other transmission systems of the wind turbine generator system and other cabin bodies of electrical equipment, so that the wind turbine generator system can normally work in a severe meteorological environment and internal equipment is prevented from being damaged by external environmental factors such as wind, rain, snow, salt mist and ultraviolet radiation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a cooling device and a cooling method for a cabin of a wind driven generator, which solve the problems that natural heat dissipation and a fan are adopted for heat dissipation in the existing cabin heat dissipation mode, but heat dissipation is not smooth due to strong sunlight irradiation in summer and high cabin temperature, and equipment inside the cabin is prone to failure.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a aerogenerator cabin cooling device, includes the cabin casing, the outside cover of cabin casing is equipped with two mounts, two the common fixedly connected with storage water tank in top of mount, two photovoltaic framves of the equal fixedly connected with in left and right sides face of storage water tank, every the equal fixed mounting in inside of photovoltaic frame has photovoltaic module, there is the generator body inside of cabin casing through frame fixed mounting, the outer fixed surface winding of generator body has the cooling tube, the inside fixed mounting of storage water tank has the water pump, the one end of cooling tube is linked together with the bottom surface of storage water tank, the other end of cooling tube run through the storage water tank and with the fixed intercommunication of the output of water pump, the air intake has been seted up to the left surface of cabin casing, the inside fixed mounting of air intake has driving motor, driving motor's one end fixed mounting has the flabellum, four thermovents have been seted up to the right flank of cabin casing.
As a preferred technical scheme of the present invention, a dust cover is disposed on the left side of the cabin shell, a dust screen is fixedly mounted inside the dust cover, a tripod is fixedly connected inside the dust cover, a first bearing is fixedly embedded inside the tripod, a cleaning brush is fixedly mounted at the other end of the driving motor and penetrates through the first bearing, and the cleaning brush is in contact with the dust screen.
As a preferable technical solution of the present invention, the dust cover has a mounting hole formed in a left side surface thereof, and the dust cover is fixedly mounted to the left side surface of the nacelle housing by a screw.
As a preferred technical scheme, the left side surface and the right side surface of the water storage tank are fixedly connected with supporting frames, and one end, far away from the water storage tank, of each supporting frame is fixedly connected with a photovoltaic frame.
As a preferred technical scheme of the invention, the upper surface of the water storage tank is fixedly connected with a water collecting hopper, a filter screen is fixedly installed inside the water collecting hopper, the upper surface of the water storage tank is provided with a water collecting opening, the water collecting hopper is communicated with the water collecting opening, the front surface of the water storage tank is provided with a water level window, the right side surface of the water storage tank is fixedly communicated with an electromagnetic valve, and the output end of the electromagnetic valve is fixedly communicated with a drain pipe.
As a preferable technical scheme of the invention, handles are fixedly arranged on the front surfaces of the two fixing frames and the back surfaces of the fixing frames.
As a preferred technical scheme of the invention, a sliding clamping plate is arranged inside each fixing frame, a second bearing is fixedly embedded in the bottom surface of each sliding clamping plate, a screw rod is fixedly mounted on the inner ring of each second bearing, a threaded hole is formed in the bottom surface of each fixing frame, the bottom end of each screw rod penetrates through the threaded hole and extends to the lower part of the fixing frame, each screw rod is in threaded connection with the threaded hole, and a rotating wheel is fixedly mounted at the bottom end of each screw rod.
As a preferable technical scheme, two sliding grooves are formed in the inner wall of each fixing frame, sliding blocks are connected inside each sliding groove in a sliding mode, one side face, close to each other, of each sliding block is fixedly connected with the two ends of each sliding clamping plate, and an anti-skidding cushion is fixedly connected to one side face, close to each water storage tank, of each sliding clamping plate.
As a preferred technical scheme of the invention, a water level sensor is installed inside the water storage tank, a temperature sensor is installed inside the cabin shell, a controller is installed inside the cabin shell, a control switch is arranged on the front surface of the cabin shell, the control switch, the photovoltaic module, the water level sensor and the temperature sensor are all electrically connected with the controller through wires, and the controller is respectively electrically connected with the driving motor, the water pump and the electromagnetic valve through wires.
A method for cooling a cabin of a wind driven generator comprises the following steps:
s1, sleeving a water storage tank outside a cabin shell through two fixing frames at the bottom, rotating a rotating wheel to drive a screw rod to act with a threaded hole, pushing a sliding clamping plate to slide, and fixing the water storage tank outside the cabin shell;
s2, winding a cooling pipe outside the generator body, and respectively communicating two ends of the cooling pipe with a water storage tank and a water pump;
s3, collecting rainwater through a water collecting bucket at the top of the water storage tank, enabling the rainwater to circulate in the cooling pipe by matching with the water pump, so as to cool the generator body, arranging a driving motor on one side of the cabin shell to drive a fan blade to transmit, blowing air to cool the interior of the cabin shell, driving another output end of the driving motor to drive a cleaning brush to rotate, and enabling the cleaning brush to be in contact with a dust screen for cleaning, so that smooth air inlet of the cabin shell is ensured;
s4, the water storage tank is matched with the photovoltaic assemblies on the two sides to cover the cabin shell, so that the cabin shell is prevented from being irradiated by sunlight, the problem of the cabin shell in summer is solved, and the normal operation of equipment is ensured;
s5, the automatic control cooling mode of the cooling equipment is cooled through the cooperation of the controller, the water level sensor and the temperature sensor, when the temperature inside the cabin shell is not high, the fan blades are driven by the driving motor inside the cabin shell to cool and radiate, when the temperature inside the cabin shell is high, the water pump circulates collected rainwater, and the generator body is cooled in a direct mode.
Compared with the prior art, the invention provides a cooling device and a cooling method for an engine room of a wind driven generator, which have the following beneficial effects:
1. this aerogenerator cabin cooling equipment and cooling method, top through at the cabin casing sets up the storage water tank, the photovoltaic frame and the photovoltaic module of storage water tank both sides cover the cabin casing, when high temperature in summer, can avoid the sun to penetrate cabin casing directly, reduce cabin casing self temperature, cooperation through photovoltaic module, can store the electric quantity, be convenient for supply cooling equipment to use, cooling equipment adopts controller cooperation temperature sensor and level sensor to control, when the temperature value is lower, drive the flabellum through the inside driving motor of cabin casing and rotate and cool down to cabin casing inside, when the temperature value is higher, utilize the rainwater of collecting to cool down the generator body, play good cooling effect, guarantee the normal operating of cabin casing internal plant.
2. This aerogenerator cabin cooling equipment and cooling method, through set up two mounts in the bottom of storage water tank, lead screw and sliding clamp cooperation mounting, can make things convenient for cooling equipment to install at the top of cabin casing, top at the storage water tank sets up the water collecting bucket, the water collecting bucket utilizes the filter screen to filter the rainwater and stores, the cooling of being convenient for recycles, and set up level sensor in the inside of storage water tank, when the inside water level of storage water tank is higher, controller control solenoid valve opens, the drain pipe of being convenient for carries out the drainage, when the inside water level of storage water tank is lower, can avoid the water pump to start idle running, guarantee cooling equipment's normal operating.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front cross-sectional view of a nacelle housing of the present invention;
FIG. 3 is a side elevational view of the dust cap of the present invention;
FIG. 4 is a side cross-sectional view of the mount of the present invention;
fig. 5 is a schematic structural diagram of a control system of the cooling device of the present invention.
In the figure: 1. a nacelle housing; 2. a fixed mount; 3. a dust cover; 4. a support frame; 5. a photovoltaic module; 6. a photovoltaic frame; 7. a water storage tank; 8. filtering with a screen; 9. a water collecting hopper; 10. a heat dissipation port; 11. a water level window; 12. a handle; 13. a dust screen; 14. a fan blade; 15. a cooling pipe; 16. a generator body; 17. a frame; 18. a drive motor; 19. an air inlet; 20. mounting holes; 21. a first bearing; 22. a tripod; 23. a water collection port; 24. an electromagnetic valve; 25. a drain pipe; 26. a chute; 27. a sliding clamp plate; 28. a second bearing; 29. a rotating wheel; 30. a screw rod; 31. a threaded hole; 32. a slider; 33. a non-slip mat; 34. a water level sensor; 35. a controller; 36. a control switch; 37. a temperature sensor; 38. cleaning with a brush; 39. and (4) a water pump.
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.
Examples
Referring to fig. 1-5, in this embodiment: the utility model provides a aerogenerator cabin cooling device and cooling method, including cabin casing 1, the outside cover of cabin casing 1 is equipped with two mount 2, the common fixedly connected with storage water tank 7 in top of two mount 2, two photovoltaic frame 6 of the equal fixedly connected with of left and right sides face of storage water tank 7, the equal fixed mounting in inside of every photovoltaic frame 6 has photovoltaic module 5, there is generator body 16 inside of cabin casing 1 through frame 17 fixed mounting, generator body 16's external surface fixed winding has cooling tube 15, the inside fixed mounting of storage water tank 7 has water pump 39, the one end of cooling tube 15 is linked together with the bottom surface of storage water tank 7, the other end of cooling tube 15 runs through storage water tank 7 and with the fixed intercommunication of output of water pump 39, air intake 19 has been seted up to the left surface of cabin casing 1, the inside fixed mounting of air intake 19 has driving motor 18, the one end fixed mounting of driving motor 18 has flabellum 14, four thermovents 10 have been seted up to the right flank of cabin casing 1.
In this embodiment, the left side of cabin casing 1 is equipped with dust cover 3, the inside fixed mounting of dust cover 3 has dust screen 13, the inside fixedly connected with tripod 22 of dust cover 3, the inside fixed of tripod 22 is inlayed and is had first bearing 21, driving motor 18's the other end runs through first bearing 21 and fixed mounting has cleaning brush 38, cleaning brush 38 contacts with dust screen 13, mounting hole 20 has been seted up to dust cover 3's left surface, dust cover 3 passes through the left surface fixed mounting of screw with cabin casing 1, set up dust cover 3 through the left side at cabin casing 1, play the dirt-proof effect of air inlet, set up cleaning brush 38 in dust cover 3's outside, play the effect of clearing up dust screen 13, driving motor 18 adopts double-end motor, make the both ends of motor can drive flabellum 14 and cleaning brush 38 and rotate simultaneously.
In this embodiment, the equal fixedly connected with support frame 4 of the left and right sides face of storage water tank 7, the one end that storage water tank 7 was kept away from to every support frame 4 all with photovoltaic frame 6 fixed connection, conveniently support photovoltaic frame 6 through support frame 4, guarantee photovoltaic frame 6's stability, the last fixed surface of storage water tank 7 is connected with water collecting hopper 9, water collecting hopper 9's inside fixed mounting has filter screen 8, water catch bowl 23 has been seted up to storage water tank 7's upper surface, water collecting hopper 9 is linked together with water catch bowl 23, storage water tank 7's front is equipped with water level window 11, the fixed intercommunication of right flank of storage water tank 7 has solenoid valve 24, the fixed intercommunication of output of solenoid valve 24 has drain pipe 25, through water collecting hopper 9 and filter screen 8, the convenience is filtered the rainwater and is collected.
In this embodiment, the equal fixed mounting in the front of two mounts 2 and the back of mount 2 has handle 12, the inside of every mount 2 all is equipped with slide plate 27, the equal fixed second bearing 28 of inlaying in bottom surface of every slide plate 27, the equal fixed mounting of inner circle of every second bearing 28 has lead screw 30, threaded hole 31 has all been seted up to the bottom surface of every mount 2, threaded hole 31 all runs through and extends to the below of mount 2 in the bottom of every lead screw 30, every lead screw 30 all with threaded hole 31 threaded connection, the equal fixed mounting in bottom of every lead screw 30 has runner 29, two spouts 26 have all been seted up to the inner wall of every mount 2, the equal sliding connection in inside of every spout 26 has slider 32, a side that two sliders 32 are close to each other respectively with slide plate 27's both ends fixed connection, the equal fixedly connected with slipmat 33 in a side that every slide plate 27 and storage water tank 7 are close to each other, through lead screw 30 and mount 2 cooperation slide plate 27, it is convenient to install cooling device cabin on casing 1.
In this embodiment, water storage tank 7 has water level sensor 34, cabin shell 1 has temperature sensor 37, cabin shell 1 has controller 35, cabin shell 1 has control switch 36 on the front, control switch 36, photovoltaic module 5, water level sensor 34 and temperature sensor 37 are all electrically connected with controller 35 through the wire, controller 35 is respectively electrically connected with driving motor 18, water pump 39 and solenoid valve 24 through the wire, cooperate with controller 35 through temperature sensor 37 and water level sensor 34, make the cooling equipment control the cooling according to the inside temperature of cabin shell 1.
The working principle and the using process of the invention are as follows: firstly, a water storage tank 7 is sleeved outside a cabin shell 1 through two fixing frames 2 at the bottom, a rotating wheel 29 is rotated to drive a screw rod 30 to be in threaded action with a threaded hole 31, a sliding clamping plate 27 is pushed to slide, the water storage tank 7 is fixed outside the cabin shell 1, a cooling pipe 15 is wound outside a generator body 16, and two ends of the cooling pipe 15 are respectively communicated with the water storage tank 7 and a water pump 39;
collect the rainwater through the water collecting bucket 9 at the top of storage water tank 7, water pump 39 cooperates cooling pipe 15, make the rainwater circulate in cooling pipe 15's inside, thereby cool down generator body 16, it drives flabellum 14 transmission to set up driving motor 18 in one side of cabin casing 1, cool down to blowing to cabin casing 1 inside, another output of driving motor 18 drives cleaning brush 38 and rotates, cleaning brush 38 cleans with the contact of dust screen 13, guarantee the unobstructed air inlet of cabin casing 1, storage water tank 7 cooperates with the photovoltaic module 5 of both sides, play the effect of covering cabin casing 1, make cabin casing 1 avoid sunshine to shine, reduce the problem of cabin casing 1 in summer, guarantee the normal operating of equipment, cooperate with level sensor 34 and temperature sensor 37 through controller 35, make cooling device automatic control cooling mode cool down, when the inside temperature of cabin casing 1 is not high, drive flabellum 14 through driving motor 18 of cabin casing 1 inside and cool down the heat dissipation, when the inside temperature of cabin casing 1 is higher, water pump 39 circulates the rainwater of collecting, adopt direct cooling mode to carry out generator body 16.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A aerogenerator cabin cooling device, includes cabin casing (1), its characterized in that: the outside cover of cabin casing (1) is equipped with two mount (2), two the common fixedly connected with storage water tank (7) in top of mount (2), the equal fixedly connected with two photovoltaic frame (6) of the left and right sides face of storage water tank (7), every the equal fixed mounting in inside of photovoltaic frame (6) has photovoltaic module (5), there is generator body (16) inside of cabin casing (1) through frame (17) fixed mounting, the outer fixed surface of generator body (16) twines has cooling tube (15), the inside fixed mounting of storage water tank (7) has water pump (39), the one end of cooling tube (15) is linked together with the bottom surface of storage water tank (7), the other end of cooling tube (15) run through storage water tank (7) and with the fixed intercommunication of output of water pump (39), air intake (19) have been seted up to the left surface of cabin casing (1), the inside fixed mounting of air intake (19) has driving motor (18), the one end fixed mounting of driving motor (18) has flabellum (14), four thermovents (10) have been seted up to the right flank of cabin casing (1).
2. Wind turbine nacelle cooling device according to claim 1, wherein: the left side of cabin casing (1) is equipped with dust cover (3), the inside fixed mounting of dust cover (3) has dust screen (13), the inside fixedly connected with tripod (22) of dust cover (3), the inside fixed of tripod (22) is inlayed and is had first bearing (21), the other end of driving motor (18) runs through first bearing (21) and fixed mounting has cleaning brush (38), cleaning brush (38) contact with dust screen (13).
3. Wind turbine nacelle cooling device according to claim 2, wherein: the left side face of the dust cover (3) is provided with a mounting hole (20), and the dust cover (3) is fixedly mounted with the left side face of the cabin shell (1) through screws.
4. Wind turbine nacelle cooling device according to claim 1, wherein: the photovoltaic water storage tank is characterized in that support frames (4) are fixedly connected to the left side face and the right side face of the water storage tank (7), and one end, far away from the water storage tank (7), of each support frame (4) is fixedly connected with a photovoltaic frame (6).
5. Wind turbine nacelle cooling device according to claim 1, wherein: the upper surface fixed connection of storage water tank (7) has water catch bowl (9), the inside fixed mounting of water catch bowl (9) has filter screen (8), water catch mouth (23) have been seted up to the upper surface of storage water tank (7), water catch bowl (9) are linked together with water catch mouth (23), the front of storage water tank (7) is equipped with water level window (11), the fixed intercommunication in right flank of storage water tank (7) has solenoid valve (24), the fixed intercommunication in output of solenoid valve (24) has drain pipe (25).
6. Wind turbine nacelle cooling device according to claim 1, wherein: handles (12) are fixedly arranged on the front surfaces of the two fixing frames (2) and the back surface of the fixing frame (2).
7. Wind turbine nacelle cooling device according to claim 1, wherein: every the inside of mount (2) all is equipped with slip splint (27), every the bottom surface of slip splint (27) is all fixed to be inlayed and is had second bearing (28), every the equal fixed mounting of inner circle of second bearing (28) has lead screw (30), every threaded hole (31) are all seted up to the bottom surface of mount (2), every the bottom of lead screw (30) all runs through threaded hole (31) and extends to the below of mount (2), every lead screw (30) all with threaded hole (31) threaded connection, every the equal fixed mounting in bottom of lead screw (30) has runner (29).
8. Wind turbine nacelle cooling device according to claim 1, wherein: every two spout (26) have all been seted up to the inner wall of mount (2), every the equal sliding connection in inside of spout (26) has slider (32), two a side that slider (32) are close to each other respectively with the both ends fixed connection of slip splint (27), every the equal fixedly connected with slipmat (33) of a side that slip splint (27) and storage water tank (7) are close to each other.
9. Wind turbine nacelle cooling device according to claim 1, wherein: the utility model discloses a solar water heater, including storage water tank (7), the internally mounted of storage water tank (7) has level sensor (34), the internally mounted of cabin casing (1) has temperature sensor (37), the internally mounted of cabin casing (1) has controller (35), the front of cabin casing (1) is equipped with control switch (36), photovoltaic module (5), level sensor (34) and temperature sensor (37) all are connected through wire and controller (35) electricity, controller (35) are connected with driving motor (18), water pump (39) and solenoid valve (24) electricity respectively through the wire.
10. The method for cooling the cabin of the wind driven generator, applied to the claim 1, is characterized in that:
s1, a water storage tank (7) is sleeved outside a cabin shell (1) through two fixing frames (2) at the bottom, a rotating wheel (29) is rotated to drive a screw rod (30) to be in threaded action with a threaded hole (31), a sliding clamping plate (27) is pushed to slide, and the water storage tank (7) is fixed outside the cabin shell (1);
s2, winding a cooling pipe (15) outside the generator body (16), and respectively communicating two ends of the cooling pipe (15) with a water storage tank (7) and a water pump (39);
s3, rainwater is collected through a water collecting hopper (9) at the top of the water storage tank (7), a water pump (39) is matched with a cooling pipe (15), so that the rainwater circulates in the cooling pipe (15), the generator body (16) is cooled, a driving motor (18) is arranged on one side of the cabin shell (1) to drive a fan blade (14) to transmit, air is blown to the interior of the cabin shell (1) to cool, the other output end of the driving motor (18) drives a cleaning brush (38) to rotate, the cleaning brush (38) is in contact with a dust screen (13) to clean, and smooth air inlet of the cabin shell (1) is guaranteed;
s4, the water storage tank (7) is matched with the photovoltaic assemblies (5) on the two sides to cover the cabin shell (1), so that the cabin shell (1) is prevented from being irradiated by sunlight, the problem of the cabin shell (1) in summer is solved, and the normal operation of equipment is ensured;
s5, through controller (35) and level sensor (34) and temperature sensor (37) cooperation, make the cooling device automatic control cooling mode cool down, when cabin casing (1) inside temperature is not high, drive flabellum (14) through cabin casing (1) inside driving motor (18) and cool down the heat dissipation, when cabin casing (1) inside temperature is higher, water pump (39) circulate the rainwater of collecting, adopt direct mode to cool down generator body (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310059187.1A CN115977897A (en) | 2023-01-19 | 2023-01-19 | Cooling equipment and cooling method for engine room of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310059187.1A CN115977897A (en) | 2023-01-19 | 2023-01-19 | Cooling equipment and cooling method for engine room of wind driven generator |
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| Publication Number | Publication Date |
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| CN115977897A true CN115977897A (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310059187.1A Pending CN115977897A (en) | 2023-01-19 | 2023-01-19 | Cooling equipment and cooling method for engine room of wind driven generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117365860A (en) * | 2023-11-09 | 2024-01-09 | 沧州惠邦机电产品制造有限责任公司 | Engine transmission unit frame of wind power generator cabin |
-
2023
- 2023-01-19 CN CN202310059187.1A patent/CN115977897A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117365860A (en) * | 2023-11-09 | 2024-01-09 | 沧州惠邦机电产品制造有限责任公司 | Engine transmission unit frame of wind power generator cabin |
| CN117365860B (en) * | 2023-11-09 | 2024-04-26 | 沧州惠邦机电产品制造有限责任公司 | Engine transmission unit frame of wind power generator cabin |
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