CN213540622U - Cooling system of supercritical wind driven generator and permanent magnet generator - Google Patents
Cooling system of supercritical wind driven generator and permanent magnet generator Download PDFInfo
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- CN213540622U CN213540622U CN202022605775.5U CN202022605775U CN213540622U CN 213540622 U CN213540622 U CN 213540622U CN 202022605775 U CN202022605775 U CN 202022605775U CN 213540622 U CN213540622 U CN 213540622U
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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 utility model discloses a supercritical wind power generator and permanent magnet generator's cooling system relates to aerogenerator technical field. The utility model comprises a motor shell and a motor rear cover; the fixedly connected with dry powder of one side of motor casing subsides of putting out a fire, the inside stator spare that has installed of motor casing. The utility model discloses an arrange the dry powder subsides of putting out a fire on the motor casing inner wall, this equipment need not any power, need not special cigarette, temperature-sensing controller, need not the equipment and the pipeline of being responsible for, only need paste inside equipment, can accurately, survey effectively and put out the source of a fire, will hinder and kill at the initial stage. The built-in water-cooling of cooperation stator to having played the dual fail-safe effect to the fan, through the water-cooling compress pipe that sets up, the direct nuclear core part that generates heat from the motor of water-cooling compress pipe also is the stator piece heat dissipation at copper line place, and the heat need not to shift from the stator to the casing again, is discharging at the heat-dissipating pipe from the casing, thereby is showing very high cooling efficiency.
Description
Technical Field
The utility model belongs to the technical field of aerogenerator, especially, relate to a supercritical aerogenerator and permanent magnet generator's cooling system.
Background
The wind driven generator is a device for converting wind energy into electric energy, and mainly comprises blades, a generator, mechanical parts and electrical parts. According to the difference of rotating shafts, wind driven generators are mainly divided into two types, namely horizontal shaft wind driven generators and vertical shaft wind driven generators, and the horizontal shaft wind driven generators in the current market occupy the mainstream position.
The conventional air-cooled motor is generally arranged in an open type room, the floor area is large, and the fan is used for forcibly exhausting air and dissipating heat of the motor, so that the noise is inevitably very large; for the fan, in extreme weather, the temperature of the internal coil of the motor cannot be rapidly increased due to heat dissipation of external natural wind on the fan, and great safety risk exists. Because of receiving thermal load and mechanical load restriction, the power is big more, and the energy that produces is more, and outside air-cooled cooling can not catch up with the temperature speed that the machine is inside to be produced far away, therefore the power is general all less, and from the protection to the environment, noise pollution has also restricted the air-cooled and has only been applicable to miniature unit, and conventional water-cooled machine structure is comparatively complicated, generally for arranging a cooling pipeline at motor housing, adopts external cooling system to guarantee the circulation work of its coolant liquid or other coolants simultaneously. Because the equipment that involves is many, consequently it is big to make the degree of difficulty, and the cost of labor is high. The wind driven generator is far away in installation position, the height of the tower pole is high, and the maintenance working pressure is huge; the permanent magnet generator is time-consuming and labor-consuming in factory production, and a large amount of manpower and material resources are needed for welding and flaw detection of the cooling pipeline outside the single shell, so that the permanent magnet generator is not suitable for batch production in a short time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a supercritical wind power generation machine and permanent magnet generator's cooling system arranges the dry powder subsides of putting out a fire through motor casing inner wall on, and this equipment need not any power, need not special cigarette, temperature-sensing controller, need not equipment and the pipeline of being responsible for, only needs to paste inside equipment, can accurately, survey effectively and put out the fire source, will hinder and kill at the initial stage. The built-in water-cooling of cooperation stator, thereby played the dual fail-safe effect to the fan, water-cooling compress pipe through the setting, the direct nuclear core part that generates heat from the motor also is the stator piece at copper line place of water-cooling compress pipe dispels the heat, the heat need not to shift to the casing from the stator again, the heat-radiating pipe emission on the casing, thereby showing very high cooling efficiency, liquid nitrogen container through the setting, liquid nitrogen container is showing the noise reduction when using and is showing the influence to all ring edge borders, guarantee efficient cooling effect simultaneously, thereby the practicality of messenger's fan to the fan has been promoted, through the first box and the second box that set up, make cooling system use under the inside airtight environment of fan, it is ageing to need not worry to blow to shine the damage that leads to equipment, thereby direct promotion the holistic life of fan, the problem that exists among the above-mentioned prior art has been solved.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
a cooling system of a supercritical wind driven generator and a permanent magnet generator comprises a motor shell and a motor rear cover;
the dry powder extinguishing paste is fixedly connected to one side of the motor shell, a stator piece is arranged in the motor shell, a first box body is fixedly connected to the upper side of the motor shell, and a rotating shaft is fixedly connected to one side of the first box body;
the second box body is rotationally connected with the periphery of the rotating shaft, a liquid nitrogen tank is arranged between the first box body and the second box body, one side of the liquid nitrogen tank is fixedly connected with a rod body, one side of the rod body is in sliding fit with a pipe body, a positioning piece is rotationally matched with the periphery of the pipe body, the rod body is connected with the pipe body through the positioning piece, the rod body is communicated with the pipe body, and the pipe body is communicated with the liquid nitrogen tank;
the lower side of the pipe body is fixedly connected with a plurality of water-cooling laying pipes, the upper side of the motor shell is fixedly connected with a stator part, one side of the inner wall of the stator part is provided with a chute matched with the water-cooling laying pipes, the water-cooling laying pipes are fixedly connected to the chute, and the middle part of the motor rear cover is provided with a notch matched with the pipe body;
a plurality of stator notches are formed in the stator piece, stator sheets are arranged in the stator notches, slot inner windings are arranged in the stator notches, the stator sheets are fixed in the stator notches through the slot inner windings, a plurality of leads are fixedly connected to one side of the stator piece, and one ends of the leads are fixedly connected with copper connectors.
Optionally, the positioning member includes: the middle part sliding fit of constant head tank has the slider, one side fixedly connected with locating plate of slider, one side fixedly connected with limiting plate of locating plate.
Optionally, a channel is provided at a lower side of the positioning groove, and a first toothed plate and a second toothed plate are slidably connected to the inside of the channel.
Optionally, the channel is in communication with the positioning slot.
Optionally, a sealing member is fixedly connected to one side of the motor housing.
Optionally, the inside of the channel is rotatably fitted with a gear, the gear is engaged with the first toothed plate and the second toothed plate, and the gear is located on one side of the first toothed plate and the upper side of the second toothed plate.
Optionally, the motor housing comprises: the engine comprises a front bearing cover, a front end cover, a front engine room and a rear engine room.
Optionally, the first box body is arranged on the front bearing cover, a second clamping groove matched with the pipe body is formed in one side of the front bearing cover, the motor is fixedly connected to the lower side of the front bearing cover, the motor rotor is arranged on the lower side of the motor, the round nut is arranged on one side of the motor rotor, the flat key is arranged on one side of the round nut, and the lining is arranged on the other side of the motor rotor.
Optionally, the positioning plate and the limiting plate are both arc plate structures.
Optionally, a second clamping groove matched with the limiting plate is formed in the periphery of the rod body.
The embodiment of the utility model has the following beneficial effect:
the utility model discloses an embodiment through arrange the dry powder subsides of putting out a fire on motor casing inner wall, this equipment need not any power, need not special cigarette, temperature-sensing controller, need not equipment and the pipeline of being responsible for, only need paste inside the equipment, can accurately, effectively survey and put out the source of a fire, it kills the accident at the initial stage to cooperate the stator to embed water-cooling, thereby play the dual fail-safe effect to the fan, through the water-cooling compress pipe that sets up, the water-cooling compress pipe directly dispels the heat from the core part that the motor generates heat also is exactly the stator piece that the copper line is located, the heat need not again to shift to the casing from the stator, the heat-dissipating pipe emission on the casing, thereby showing very high cooling efficiency, through the liquid nitrogen jar that sets up, the liquid nitrogen jar shows the noise reduction when using to the influence of surrounding environment, guarantee efficient cooling effect simultaneously, thereby promoted the practicality that makes the fan to the fan, through the first box and the second box that set up, make cooling system use under the inside airtight environment of fan, need not worry wind and shine the damage that leads to equipment ageing to the holistic life of fan has directly been promoted.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic cross-sectional view of a motor housing according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a stator member according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a stator member according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a tube according to an embodiment of the present invention;
FIG. 5 is a schematic view of the structure at A in FIG. 4;
fig. 6 is a schematic structural diagram at B in fig. 1.
Wherein the figures include the following reference numerals:
the motor comprises a motor shell 1, a stator piece 2, a motor 5, a round nut 6, a bushing 24, a flat key 26, a motor rear cover 10 and a rear engine room 12;
the device comprises a first box body 101, a rotating shaft 102, a second box body 103, a liquid nitrogen tank 104, a rod body 105, a pipe body 106, a positioning piece 107, a water-cooling coating pipe 108, a stator notch 110, a lead 111, an in-slot winding 112 and a stator piece 120;
the positioning groove 201, the sliding block 202, the positioning plate 203, the limiting plate 204, the slot channel 205, the first tooth plate 206, the second tooth plate 207, the sealing element 208 and the gear 209;
a dry powder extinguishing plaster 301, a front bearing cover 302, a front end cover 303 and a front cabin 304.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.
Referring to fig. 1 to 6, in the present embodiment, a cooling system for a supercritical wind turbine and a permanent magnet generator is provided, including: a motor shell 1 and a motor rear cover 10;
a dry powder extinguishing paste 301 is fixedly connected to one side of the motor shell 1, a stator member 2 is arranged in the motor shell 1, a first box 101 is fixedly connected to the upper side of the motor shell 1, and a rotating shaft 102 is fixedly connected to one side of the first box 101;
the second box body 103 is rotatably connected to the periphery of the rotating shaft 102, a liquid nitrogen tank 104 is arranged between the first box body 101 and the second box body 103, a rod body 105 is fixedly connected to one side of the liquid nitrogen tank 104, a pipe body 106 is slidably matched to one side of the rod body 105, a positioning part 107 is rotatably matched to the periphery of the pipe body 106, the rod body 105 is connected with the pipe body 106 through the positioning part 107, the rod body 105 is communicated with the pipe body 106, and the pipe body 106 is communicated with the liquid nitrogen tank 104;
the lower side of the pipe body 106 is fixedly connected with a plurality of water-cooling laying pipes 108, the upper side of the motor shell 1 is fixedly connected with a stator part 2, one side of the inner wall of the stator part 2 is provided with a chute matched with the water-cooling laying pipes 108, the water-cooling laying pipes 108 are fixedly connected to the chute, and the middle part of the motor rear cover 10 is provided with a notch matched with the pipe body 106;
a plurality of stator notches 110 are formed in the stator piece 2, stator pieces 120 are arranged in the stator notches 110, slot windings 112 are arranged in the stator notches 110, the stator pieces 120 are fixed in the stator notches 110 through the slot windings 112, a plurality of lead wires 111 are fixedly connected to one side of the stator piece 2, and one ends of the lead wires 111 are fixedly connected with copper connectors 113.
The application of one aspect of the embodiment is as follows: when the wind driven generator needs to be cooled, the second box body 103 is pushed firstly, the second box body 103 moves to one side far away from the first box body 101 along the rotating shaft 102, then various cooling devices such as a liquid nitrogen tank 104 are arranged between the first box body 101 and the second box body 103, then the rod body 105 is connected with the pipe body 106 through the positioning piece 107, then the liquid nitrogen tank 104 is opened, liquid nitrogen is introduced into the water-cooling laying pipe 108 through the liquid nitrogen tank 104 along the pipe body 106, then the water-cooling laying pipe 108 enters the stator part 2 through the motor rear cover 10, and meanwhile the water-cooling laying pipe 108 cools the stator part 2. It should be noted that the motor 5 referred to in this application may be powered by a battery or an external power source.
By arranging the dry powder extinguishing paste 301 on the inner wall of the motor shell 1, the equipment does not need any power supply, special smoke and temperature controllers, equipment and pipelines which are responsible for the equipment and the pipelines, and can accurately and effectively detect and extinguish a fire source by being pasted inside the equipment, so that accidents are killed at the initial stage. The built-in water-cooling of cooperation stator, thereby played the dual fail-safe effect to the fan, water-cooling compress pipe 108 through the setting, the direct nuclear core part that generates heat from the motor of water-cooling compress pipe 108 also is the stator at copper line place is last dispelled the heat, the heat need not to shift to the casing from the stator again, the radiator pipe emission on the casing, thereby showing very high cooling efficiency, liquid nitrogen container 104 through the setting, liquid nitrogen container 104 is showing the noise reduction when using and is to the influence of all ring edge borders, guarantee efficient cooling effect simultaneously, thereby the practicality of messenger's fan to the fan has been promoted, through first box 101 and the second box 103 that set up, make cooling system use under the inside airtight environment of fan, it is ageing to need not anxious wind-blowing sun and leads to the damage of equipment, thereby the holistic life of fan has directly been promoted.
Specifically, the method comprises the following steps: a liquid nitrogen tank 104, a three-proofing cooling liquid tank and the like can be arranged between the first box body 101 and the second box body 103
The positioning member 107 of the present embodiment includes: two constant head tanks 201, the middle part sliding fit of constant head tank 201 has slider 202, and one side fixedly connected with locating plate 203 of slider 202, one side fixedly connected with limiting plate 204 of locating plate 203.
A groove 205 is formed in the lower side of the positioning groove 201, and a first toothed plate 206 and a second toothed plate 207 are slidably connected to the inside of the groove 205.
The channel 205 of the present embodiment communicates with the positioning groove 201.
A sealing member 208 is fixedly attached to one side of the motor housing 1 of the present embodiment.
The inner part of the slot 205 of the present embodiment is rotatably fitted with a gear 209, and the gear 209 is engaged with the first tooth plate 206 and the second tooth plate 207, and the gear 209 is located at one side of the first tooth plate 206 and the upper side of the second tooth plate 207. When the body of rod 105 and body 106 are connected in needs making, install the body of rod 105 in body 106 earlier, then promote two locating plates 203, make locating plate 203 to the side motion that is close to the body of rod 105, locating plate 203 drives limiting plate 204 and the body of rod 105 produces spacing relation simultaneously, then promote first pinion rack 206, make first pinion rack 206 retract in channel 205, simultaneously first pinion rack 206, drive gear 209 and rotate, then gear 209 drives second pinion rack 207 to the side motion that is close to constant head tank 201, then second pinion rack 207 produces spacing relation with locating plate 203, thereby make the limiting plate 204 firmly chucking body of rod 105, the same reason when needs are dismantled.
The motor housing 1 of the present embodiment includes: a front bearing cover 302, a front end cover 303, a front nacelle 304, and a rear nacelle 12.
In this embodiment, the first box 101 is installed on the front bearing cap 302, a second slot adapted to the pipe body 106 is formed in one side of the front bearing cap 302, the motor 5 is fixedly connected to the lower side of the front bearing cap 302, the motor rotor 4 is installed on the lower side of the motor 5, the round nut 6 is installed on one side of the motor rotor 4, the flat key 26 is installed on one side of the round nut 6, and the bush 24 is installed on the other side of the motor rotor 4.
The positioning plate 203 and the limiting plate 204 of this embodiment are both arc plate structures.
In this embodiment, a liquid nitrogen tank 104, a three-proofing coolant tank, and the like may be installed between the first casing 101 and the second casing 103.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (10)
1. A cooling system for supercritical wind and permanent magnet generators, comprising: a motor shell (1) and a motor rear cover (10);
one side of the motor shell (1) is fixedly connected with a dry powder extinguishing paste (301), a stator piece (2) is arranged in the motor shell (1), the upper side of the motor shell (1) is fixedly connected with a first box body (101), and one side of the first box body (101) is fixedly connected with a rotating shaft (102);
the periphery of the rotating shaft (102) is rotatably connected with a second box body (103), a liquid nitrogen tank (104) is arranged between the first box body (101) and the second box body (103), one side of the liquid nitrogen tank (104) is fixedly connected with a rod body (105), one side of the rod body (105) is in sliding fit with a pipe body (106), the periphery of the pipe body (106) is rotatably matched with a positioning piece (107), the rod body (105) is connected with the pipe body (106) through the positioning piece (107), the rod body (105) is communicated with the pipe body (106), and the pipe body (106) is communicated with the liquid nitrogen tank (104);
a plurality of water-cooling laying pipes (108) are fixedly connected to the lower side of the pipe body (106), a stator piece (2) is fixedly connected to the upper side of the motor shell (1), a sliding groove matched with the water-cooling laying pipes (108) is formed in one side of the inner wall of the stator piece (2), the water-cooling laying pipes (108) are fixedly connected to the sliding groove, and a notch matched with the pipe body (106) is formed in the middle of the rear cover (10) of the motor;
a plurality of stator notches (110) are formed in the stator piece (2), stator sheets (120) are arranged in the stator notches (110), slot windings (112) are arranged in the stator notches (110), the stator sheets (120) are fixed in the stator notches (110) through the slot windings (112), a plurality of leads (111) are fixedly connected to one side of the stator piece (2), and one ends of the leads (111) are fixedly connected with copper connectors (113).
2. A cooling system for supercritical wind and permanent magnet generators as claimed in claim 1, characterized in that the positioning element (107) comprises: the locating device comprises two locating grooves (201), a sliding block (202) is in sliding fit with the middle of each locating groove (201), a locating plate (203) is fixedly connected to one side of each sliding block (202), and a limiting plate (204) is fixedly connected to one side of each locating plate (203).
3. The cooling system of the supercritical wind power generator and the permanent magnet generator according to claim 1 is characterized in that the lower side of the positioning groove (201) is provided with a channel (205), and the inside of the channel (205) is slidably connected with the first toothed plate (206) and the second toothed plate (207).
4. A cooling system for supercritical wind turbines and permanent magnet generators according to claim 1, characterized in that the channel (205) communicates with the positioning slot (201).
5. A cooling system for supercritical wind and permanent magnet generators as claimed in claim 1, characterized by a seal (208) fixedly attached to one side of the motor housing (1).
6. A cooling system of supercritical wind and permanent magnet generators according to claim 1 characterized by that the inside of the channel (205) is rotatably fitted with a gear (209) and the gear (209) is engaged with the first and second toothed plates (206, 207), the gear (209) is located at one side of the first toothed plate (206) and the upper side of the second toothed plate (207).
7. A cooling system for supercritical wind and permanent magnet generators as claimed in claim 1, characterized by a motor housing (1) comprising: the engine comprises a front bearing cover (302), a front end cover (303), a front engine room (304) and a rear engine room (12).
8. The cooling system of the supercritical wind power generator and the permanent magnet generator according to claim 7, wherein the first box (101) is installed on a front bearing cover (302), a second slot adapted to the pipe body (106) is formed in one side of the front bearing cover (302), the motor (5) is fixedly connected to the lower side of the front bearing cover (302), the motor rotor (4) is installed on the lower side of the motor (5), the round nut (6) is installed on one side of the motor rotor (4), the flat key (26) is installed on one side of the round nut (6), and the bushing (24) is installed on the other side of the motor rotor (4).
9. The cooling system for supercritical wind power generator and permanent magnet generator according to claim 2 is characterized in that the positioning plate (203) and the limiting plate (204) are circular arc plate structures.
10. The cooling system for the supercritical wind power generator and the permanent magnet generator according to claim 2, wherein the rod body (105) is provided with a second slot on the periphery thereof, and the second slot is adapted to the limiting plate (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022605775.5U CN213540622U (en) | 2020-11-12 | 2020-11-12 | Cooling system of supercritical wind driven generator and permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022605775.5U CN213540622U (en) | 2020-11-12 | 2020-11-12 | Cooling system of supercritical wind driven generator and permanent magnet generator |
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| Publication Number | Publication Date |
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| CN213540622U true CN213540622U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022605775.5U Active CN213540622U (en) | 2020-11-12 | 2020-11-12 | Cooling system of supercritical wind driven generator and permanent magnet generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302875A (en) * | 2020-11-12 | 2021-02-02 | 江苏乃尔风电技术开发有限公司 | Cooling system of supercritical wind driven generator and permanent magnet generator |
| CN115313708A (en) * | 2022-09-29 | 2022-11-08 | 中国核动力研究设计院 | Stator structure and motor in supercritical carbon dioxide power generation system |
-
2020
- 2020-11-12 CN CN202022605775.5U patent/CN213540622U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112302875A (en) * | 2020-11-12 | 2021-02-02 | 江苏乃尔风电技术开发有限公司 | Cooling system of supercritical wind driven generator and permanent magnet generator |
| CN112302875B (en) * | 2020-11-12 | 2024-03-22 | 江苏乃尔风电技术开发有限公司 | Cooling system of supercritical wind driven generator and permanent magnet generator |
| CN115313708A (en) * | 2022-09-29 | 2022-11-08 | 中国核动力研究设计院 | Stator structure and motor in supercritical carbon dioxide power generation system |
| CN115313708B (en) * | 2022-09-29 | 2022-12-20 | 中国核动力研究设计院 | Stator structure and motor in supercritical carbon dioxide power generation system |
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