CN115833453B - Heat dissipation formula generator device - Google Patents
Heat dissipation formula generator device Download PDFInfo
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- CN115833453B CN115833453B CN202310051100.6A CN202310051100A CN115833453B CN 115833453 B CN115833453 B CN 115833453B CN 202310051100 A CN202310051100 A CN 202310051100A CN 115833453 B CN115833453 B CN 115833453B
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 41
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention relates to a heat dissipation type generator device, comprising: the closed shell is provided with an a1 end and an a2 end respectively at two ends along the horizontal direction a; a cooling chamber located outside the a2 end of the hermetic enclosure, the cooling chamber comprising a b1 sub-chamber and a b2 sub-chamber, the b1 sub-chamber dissipating heat from the hermetic enclosure; the rotating shaft is positioned in the closed shell and sequentially divided into an e1 shaft section, an e2 shaft section and an e3 shaft section along the horizontal direction a, the e1 shaft section is rotatably connected with the end a1, the e3 shaft section is rotatably connected with the end a2, and an f1 cavity is formed in the rotating shaft; and the heat dissipation unit comprises a heat pipe, a heat conduction assembly is arranged outside an evaporation section of the heat pipe, the heat conduction assembly forms an f2 cavity filled with a phase-change heat storage material, and a condensation section of the heat pipe extends into the b2 sub-chamber. According to the invention, the additional heat circuit is built on the rotating shaft, so that the temperature rise of the generator device is effectively inhibited.
Description
Technical Field
The invention relates to the technical field of generators, in particular to a heat dissipation type generator device.
Background
The generator is mechanical equipment for converting energy of other forms into electric energy, heat is generated inside the equipment in the operation process of the equipment, and the heat is quickly transferred to the outside of the equipment by adopting a heat dissipation system so as to avoid the accumulation of the heat on key parts of the equipment, so that the generator has important significance on the service life, the efficiency and the operation safety of the generator.
The heat dissipation system is divided into an open type and a closed type, and compared with the open type heat dissipation system, the closed type heat dissipation system can effectively prevent dust and corrosive gas from entering the interior of the generator, so that the maintenance cost of the generator is reduced.
Disclosure of Invention
The invention provides a heat dissipation type generator device aiming at the technical problems in the prior art, namely, no cooling airflow flowing at high speed exists in a generator of a closed external ventilation heat dissipation system, and the heat exchange efficiency in the generator is extremely low.
The technical scheme for solving the technical problems is as follows: a heat dissipating generator device comprising:
the two ends of the closed shell along the horizontal direction a are respectively an a1 end and an a2 end;
the cooling chamber is positioned outside the a2 end of the closed shell and comprises a b1 sub-chamber and a b2 sub-chamber, the a2 end, the b1 sub-chamber and the b2 sub-chamber of the closed shell are sequentially arranged along the a horizontal direction, the b1 sub-chamber is provided with a c1 air inlet and a d1 air outlet, cold air in the b1 sub-chamber enters from the c1 air inlet and is discharged from the d1 air outlet, the discharged air is blown to the outer surface of the closed shell, the b2 sub-chamber is provided with a c2 air inlet and a d2 air outlet, and cold air in the b2 sub-chamber enters from the c2 air inlet;
the rotating shaft is positioned inside the closed type shell and sequentially divided into an e1 shaft section, an e2 shaft section and an e3 shaft section along the horizontal direction a, the e1 shaft section is rotatably connected with the a1 end of the closed type shell through a bearing, the e3 shaft section is rotatably connected with the a2 end of the closed type shell through a bearing, a f1 cavity is arranged inside the rotating shaft, and the f1 cavity penetrates through the e2 shaft section and the e3 shaft section along the axis of the rotating shaft;
the rotor is positioned in the closed shell, and the rotor is fixedly sleeved on the e2 shaft section;
the stator is positioned inside the closed shell and fixedly arranged on the closed shell;
the heat dissipation unit comprises a heat pipe, the heat pipe is provided with an evaporation section, a heat insulation section and a condensation section, a heat conduction assembly is arranged outside the evaporation section and is located in a f1 cavity corresponding to an e2 shaft section, the heat conduction assembly conducts heat in contact with the inner wall of the f1 cavity corresponding to the e2 shaft section, the heat conduction assembly forms a f2 cavity filled with a phase-change heat storage material, the heat insulation section extends into a b1 sub-chamber, the condensation section extends into a b2 sub-chamber, a heat exchange state is formed between the condensation section and cold air entering the b2 sub-chamber, and hot air formed in the state is discharged from a d2 air outlet.
As a further optimized scheme of the invention, the heat conducting assembly comprises an inner sleeve and an outer sleeve which are sleeved from inside to outside, an end baffle is connected between the end of the inner sleeve and the end of the outer sleeve, the inner sleeve, the outer sleeve and the end baffle define the f2 cavity together, the inner sleeve is sleeved outside the evaporation section in a sleeved mode, and the outer sleeve is in surface contact with the f1 cavity for heat conduction.
As a further optimized scheme of the invention, flexible heat-conducting glue layers are respectively arranged between the outer sleeve and the f1 cavity and between the inner sleeve and the evaporation section.
As a further optimized scheme of the invention, the heat conducting assembly further comprises a heat conducting mesh sheet positioned in the f2 cavity, and the heat conducting mesh sheet is connected between the inner sleeve and the outer sleeve.
As a further optimization scheme of the invention, grooves for embedding the edges of the heat conduction mesh sheets are formed in the outer circle surface of the inner sleeve and the inner circle surface of the outer sleeve.
As a further optimization scheme of the invention, the end blocking piece is provided with two through holes communicated with the inside of the f2 cavity, the phase-change heat storage material has two states of a liquid phase and a solid phase, one of the two through holes is used for the liquid phase-change heat storage material to enter, the other one is used for discharging gas in the f2 cavity, and a plug is arranged in each through hole.
As a further optimized solution of the present invention, the heat dissipation unit further includes a fan blade mounted on the outer circumference of the heat insulation section, and the fan blade is located in the b1 sub-chamber.
As a further optimized scheme of the invention, the heat dissipation unit further comprises x1 heat conduction fins arranged on the outer circumference of the condensation section, and the x1 heat conduction fins are positioned in the b2 subchamber.
As a further optimized scheme of the invention, the enclosed type shell comprises a cylindrical g1 side wall located between an a1 end and an a2 end, the heat dissipation unit further comprises a plurality of x2 heat conduction fins installed on the outer circumference of the cylindrical g1 side wall, the x2 heat conduction fins extend along the a horizontal direction, the b1 sub-chamber comprises a cylindrical g2 side wall, one end of the cylindrical g1 side wall and one end of the g2 side wall are sleeved in the inside and outside, any two adjacent x2 heat conduction fins, the g1 side wall and the g2 side wall define together to form the d1 air outlet, any two adjacent x2 heat conduction fins and the g1 side wall define together to form a ventilation channel, and the ventilation channel is communicated with the d1 air outlet.
As a further optimization scheme of the invention, the thermoelectric generation chip also comprises a thermoelectric generation chip, the b2 sub-chamber comprises a y1 chamber and a y2 chamber which are coaxial and are arranged in parallel along the horizontal direction a, the y1 chamber and the y2 chamber are communicated through a central through hole, the condensation section passes through the central through hole, the c2 air inlet is communicated with the y2 chamber, the d2 air outlet is communicated with the y1 chamber, cold air in the y2 chamber and the condensation section form hot air after heat exchange, the hot air enters the y1 chamber through the central through hole and is discharged from the d2 air outlet, the thermoelectric generation chip is arranged between the b1 sub-chamber and the y1 chamber, the b1 sub-chamber cools one surface of the thermoelectric generation chip, and the y1 chamber heats the other surface of the thermoelectric generation chip.
The invention has the beneficial effects that:
1. on one hand, cold air in the b1 sub-chamber enters from the c1 air inlet and is discharged from the d1 air outlet and is blown to the outer surface of the closed shell, so that the heat dissipation of the closed shell is realized; on the other hand, an additional heat path is built on the rotating shaft, and the heat path is a heat conduction path, so that the temperature rise of the generator device is effectively inhibited, and the efficient heat dissipation of the generator device is realized. An additional heat path is built on the rotating shaft: the heat conduction assembly is in contact heat conduction with the inner wall of the f1 cavity corresponding to the e2 shaft section, the heat conduction assembly forms an f2 cavity filled with a phase-change heat storage material, the condensation section extends into the b2 sub-chamber and the heat transfer process of the heat path: the heat on the rotating shaft is transferred to the heat conducting assembly, and part of the heat is transferred to the b2 sub-chamber outside the closed shell through the heat pipe to carry out heat exchange and carry out long-term stable heat dissipation; the other part of heat is transferred to the phase-change heat storage material through the heat conduction assembly, and the phase-change heat storage material absorbs and stores a large amount of latent heat in the phase-change process, so that thermal shock is effectively relieved;
2. in the present application, the heat-insulated section of the heat pipe extends into the b1 sub-chamber, and no heat is transferred from the heat-insulated section of the heat pipe to the b1 sub-chamber, so that the cold air in the b1 sub-chamber does not exchange heat with the heat pipe. On the basis, the fan blades are arranged on the outer circumference of the heat insulation section, the fan blades are positioned in the b1 sub-chamber, and the rotating shaft drives the heat pipe to rotate under the working state of the generator device, so that the fan is driven to rotate, the b1 sub-chamber is distributed with higher flow velocity, the gas flow velocity of the d1 gas outlet is improved, and the heat dissipation effect of the closed shell is enhanced;
3. according to the heat dissipation structure, a plurality of x2 heat conduction fins are arranged on the outer circumference of the side wall of a cylindrical g1 in the circumferential direction, and the heat dissipation area of a closed shell is increased through the plurality of x2 heat conduction fins; any two adjacent x2 heat conduction fins and the side wall of the g1 are limited together to form a ventilation channel, the ventilation channel is communicated with the d1 air outlet, and the ventilation channel guides the cooling air from the d1 air outlet, so that the air exchanges heat with the closed shell along the ventilation channel, and the heat dissipation effect of the closed shell is further enhanced;
4. the application improves the heat utilization rate; one surface of the temperature difference power generation chip is cooled through the b1 sub-chamber, and the other surface of the temperature difference power generation chip is heated through the y1 chamber, so that the required temperature difference is provided for the temperature difference power generation chip to work.
Drawings
Fig. 1 is a three-dimensional structure diagram of a heat dissipation type generator device according to embodiment 1 of the present invention;
fig. 2 is a right side view of a heat dissipation type generator apparatus according to embodiment 1 of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a front sectional view of a rotary shaft according to embodiment 1 of the present invention;
fig. 5 is an enlarged perspective view of the heat conducting assembly according to embodiment 1 of the present invention;
fig. 6 is an enlarged front view of the heat conductive member of embodiment 1 of the present invention;
FIG. 7 is a cross-sectional view taken at B-B of FIG. 6;
fig. 8 is a partial sectional view of a heat-dissipating generator device according to embodiment 1 of the present invention;
FIG. 9 is a front view showing the fitting of the hermetic container and the cooling chamber in embodiment 1 of the present invention;
FIG. 10 is a cross-sectional view taken at C-C of FIG. 9;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the closed shell comprises a closed shell, 11, g1 side walls, 12, a1 end, 13, a2 end, 2, a cooling chamber, 21, b1 sub-chambers, 211, g2 side walls, 22, b2 sub-chambers, 221, y1 chambers, 222, y2 chambers, 23, c1 air inlets, 24, d1 air outlets, 25, c2 air inlets, 26, d2 air outlets, 27, a central through hole, 3, a rotating shaft, 31, e1 shaft sections, 32, e2 shaft sections, 33, e3 shaft sections, 34, f1 cavities, 4, a rotor, 5, a stator, 6, a heat dissipation unit, 61, a heat pipe, 611, an evaporation section, 612, a heat insulation section, 613, a condensation section, 62, a heat conduction assembly, 621, an inner sleeve, 622, an outer sleeve, 623, a heat conduction net sheet, 624, a plug, 625, f2 cavities, 63, fan blades, 64, x1 heat conduction fins, 65, x2 heat conduction fins, 7, an excitation box, 8, an outlet box, 9 and a temperature difference power generation chip.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
As shown in fig. 1 to 4, a heat dissipation type generator apparatus includes a hermetic case 1, a cooling chamber 2, a rotation shaft 3, a rotor 4, a stator 5, and a heat dissipation unit 6, wherein:
the two ends of the closed shell 1 along the horizontal direction a are respectively an a1 end 12 and an a2 end 13;
the cooling chamber 2 is positioned outside the a2 end 13 of the closed shell 1, the cooling chamber 2 comprises a b1 sub-chamber 21 and a b2 sub-chamber 22, the a2 end 13, the b1 sub-chamber 21 and the b2 sub-chamber 22 of the closed shell 1 are sequentially arranged along the a horizontal direction, the b1 sub-chamber 21 is provided with a c1 air inlet 23 and a d1 air outlet 24, cold air of the b1 sub-chamber 21 enters from the c1 air inlet 23 and is discharged through the d1 air outlet 24, the discharged air is blown to the outer surface of the closed shell 1, the b2 sub-chamber 22 is provided with a c2 air inlet 25 and a d2 air outlet 26, and cold air of the b2 sub-chamber 22 enters from the c2 air inlet 25;
the rotating shaft 3 is positioned in the closed type shell 1, the rotating shaft 3 is sequentially divided into an e1 shaft section 31, an e2 shaft section 32 and an e3 shaft section 33 along the horizontal direction a, the e1 shaft section 31 is rotatably connected with the end a1 12 of the closed type shell 1 through a bearing, the e3 shaft section 33 is rotatably connected with the end a2 13 of the closed type shell 1 through a bearing, a f1 cavity 34 is arranged in the rotating shaft 3, and the f1 cavity 34 penetrates through the e2 shaft section 32 and the e3 shaft section 33 along the axis of the rotating shaft 3; in the present embodiment, the e2 shaft segment 32 and the e3 shaft segment 33 are an integral structure, and the e1 shaft segment 31 is welded to the e2 shaft segment 32;
the rotor 4 is positioned in the closed shell 1, and the rotor 4 is fixedly sleeved on the e2 shaft section 32;
the stator 5 is positioned inside the closed shell 1, and the stator 5 is fixedly arranged on the closed shell 1;
the heat dissipation unit 6 includes a heat pipe 61, the heat pipe 61 has an evaporation section 611, a heat insulation section 612, and a condensation section 613, a heat conduction assembly 62 is disposed outside the evaporation section 611, the heat conduction assembly 62 is located in the f1 cavity 34 corresponding to the e2 shaft section 32, the heat conduction assembly 62 contacts with the inner wall of the f1 cavity 34 corresponding to the e2 shaft section 32 to conduct heat, and the heat conduction assembly 62 forms an f2 cavity 625 filled with a phase change heat storage material; the heat insulating section 612 extends into the b1 sub-compartment 21, the condensing section 613 extends into the b2 sub-compartment 22, and the condensing section 613 exchanges heat with the cold air entering the b2 sub-compartment 22, and the formed hot air is discharged from the d2 air outlet 26. Here, the operation principle of the heat pipe 61 will be briefly described, and the heat pipe includes a pipe case and a wick located inside the pipe case, and the pipe case is sealed after the pipe case is pumped to a negative pressure and filled with a working liquid, and the capillary pores of the wick are filled with the working liquid. One end of the pipe shell is an evaporation section (heating section), the other end of the pipe shell is a condensation section (cooling section), and an adiabatic section is arranged between the evaporation section and the condensation section. When the evaporation section of the heat pipe is heated, the working liquid in the liquid absorption core is evaporated and vaporized to form steam, the steam flows to the condensation section under a tiny pressure difference to release heat to be condensed into the working liquid, and the working liquid flows back to the evaporation section along the capillary porous structure under the action of capillary force. The above-mentioned processes are repeated, and the heat quantity is transferred from one end of heat pipe to another end. The heat pipe accomplishes heat transfer in this process.
The generator device shown in the embodiment is a 6-pole generator, a rotor 4 of the generator is composed of a rotor magnetic yoke and 6 raised magnetic poles, the rotor 4 is made of alloy steel with high magnetic permeability, an excitation coil is wound on each magnetic pole, 6 excitation coils form an excitation winding, two ends of the excitation winding are connected to a direct-current excitation power supply, 6 north-south separated polarities are formed when excitation current passes through the windings, a rotating magnetic field of 3 pairs of magnetic poles is generated when the rotor 4 rotates, and the excitation power supply is supplied by an excitation generator 7; the stator 5 comprises a stator core, a three-phase winding is embedded in a slot of the stator core, an outgoing line comprises A, B and C phase output ends and a neutral line end, and the outgoing line is led into an outgoing line box 8; the excitation coil, the three-phase winding, and the lead-out wires are not shown in the figure. Besides the 6-pole generator, the present application can also be applied to multi-stage generators with other numbers of poles, such as a 4-pole generator, which has substantially the same structure as the 6-pole generator except that the rotor of the 4-pole generator is composed of a rotor yoke and 4 salient magnetic poles.
There is not the cooling air current of high-speed flow in closed outer ventilation cooling system's the generator inside, and the inside heat exchange efficiency of generator is extremely low, and this embodiment dispels the heat to closed casing 1 through cooling chamber 2, and then carries out the heat exchange to closed casing 1 inside, on this basis, builds extra heat circuit on the high heat-generating component of generator, can effectively restrain the temperature rise of generator, realizes the high-efficient heat dissipation of generator. In this embodiment, on one hand, the cold air in the sub-chamber 21 b1 enters from the air inlet 23 c1 and is exhausted from the air outlet 24 d1, and is blown to the outer surface of the hermetic shell 1, so as to realize heat dissipation of the hermetic shell 1; on the other hand, an additional heat circuit is built on the rotating shaft 3, and the heat transfer process of the heat circuit is as follows: the rotor is in direct contact with the rotating shaft 3, so that heat on the rotor is mainly transferred through the rotating shaft 3, the heat on the rotating shaft 3 is transferred to the heat conducting assembly 62, and a part of heat is transferred to the b2 sub-chamber 22 outside the closed shell 1 through the heat pipe 61 for heat exchange and long-term stable heat dissipation; the other part of heat is transferred to the phase change heat storage material through the heat conducting component 62, and the phase change heat storage material absorbs and stores a large amount of latent heat in the phase change process, so that thermal shock is effectively relieved.
As shown in fig. 5 to 7, in an embodiment of the present application, the heat conducting assembly 62 includes an inner sleeve 621 and an outer sleeve 622 sleeved from inside to outside, an end stop is connected between an end of the inner sleeve 621 and an end of the outer sleeve 622, the inner sleeve 621, the outer sleeve 622 and the end stop together define an f2 cavity 625, the inner sleeve 621 is fixedly sleeved outside the evaporation section 611, and the outer sleeve 622 is in surface contact with the f1 cavity 34 for conducting heat.
In order to ensure the heat conduction effect of the heat conduction assembly 62, in this embodiment, flexible heat conduction glue layers are respectively disposed between the outer sleeve 622 and the f1 cavity 34 and between the inner sleeve 621 and the evaporation section 611; the heat-conducting glue is made of silica gel; the realization mode of the heat-conducting glue layer is as follows: silica gel is respectively coated on the outer circle surface of the outer sleeve 622 and the inner circle surface of the inner sleeve 621.
In order to enhance the heat conduction effect, the heat conduction assembly 62 further includes a heat conduction mesh 623 located in the f2 cavity 625 in the present embodiment, and the heat conduction mesh 623 is connected between the inner sleeve 621 and the outer sleeve 622. Grooves for embedding the edges of the heat conduction mesh 623 are formed in the outer circumferential surface of the inner sleeve 621 and the inner circumferential surface of the outer sleeve 622.
In order to fill the phase-change heat storage material in the f2 cavity 625, two through holes communicated with the inside of the f2 cavity 625 are formed in the end part baffle, the phase-change heat storage material has two states of a liquid phase and a solid phase, one of the two through holes is used for allowing the liquid phase-change heat storage material to enter, the other one of the two through holes is used for discharging gas in the f2 cavity 625, and after the phase-change heat storage material is filled, a plug 624 is installed in each through hole.
As shown in fig. 8, in one embodiment of the present application, heat dissipating unit 6 further includes fan blades 63 installed on the outer circumference of heat insulating section 612, and fan blades 63 are located in b1 subchamber 21. In this embodiment, the heat-insulating section 612 of the heat pipe 61 extends into the b1 subchamber 21, and the heat-insulating section 612 of the heat pipe 61 does not transfer heat in the b1 subchamber 21, so that the cold air in the b1 subchamber 21 does not exchange heat with the heat pipe 61. On this basis, set up flabellum 63 in adiabatic section 612 excircle circumference, flabellum 63 is located b1 subchamber 21, and under the generator device operating condition, pivot 3 drives heat pipe 61 rotatory to it is rotatory to drive flabellum 63, makes the distribution that has the higher velocity of flow in b1 subchamber 21, thereby improves the gas velocity of d1 gas outlet 24, with the radiating effect of reinforcing closed casing 1.
As shown in fig. 8, in an embodiment of the present application, the heat dissipating unit 6 further includes x1 heat conducting fins 64 installed in an outer circumferential direction of the condensing section 613, and the x1 heat conducting fins 64 are located in the b2 sub-chamber 22. Under the generator device operating condition, the rotating shaft 3 drives the heat pipe 61 to rotate, thereby driving the x1 heat-conducting fin 64 to rotate, and having the distribution with higher flow velocity in the b2 sub-chamber 22, thereby improving the heat exchange efficiency of the condensation section 613, and enhancing the heat dissipation effect of the rotating shaft.
As shown in fig. 9 to 10, in one embodiment of the present application: the closed type shell 1 comprises a cylindrical g1 side wall 11 located between an a1 end 12 and an a2 end 13, the heat dissipation unit 6 further comprises a plurality of x2 heat conduction fins 65 installed on the outer circumference of the cylindrical g1 side wall 11, the x2 heat conduction fins 65 extend along the a horizontal direction, the b1 sub-chamber 21 comprises a cylindrical g2 side wall 211, one end of the cylindrical g1 side wall 11 is sleeved with one end of the g2 side wall 211, any two adjacent x2 heat conduction fins 65 and the g1 side wall 11 and the g2 side wall 211 define a d1 air outlet 24 together, any two adjacent x2 heat conduction fins 65 and the g1 side wall 11 define a ventilation channel together, and the ventilation channel is communicated with the d1 air outlet 24. The heat dissipation area of the hermetic case 1 is increased by the plurality of x2 heat conduction fins 65 in the present embodiment; and any two adjacent x2 heat conduction fins 65 and the g1 side wall 11 define together to form a ventilation channel, the ventilation channel is communicated with the d1 air outlet 24, and the ventilation channel guides the cooling air coming out of the d1 air outlet 24, so that the air exchanges heat with the hermetic shell 1 along the ventilation channel, and therefore, the hermetic shell 1 has a good heat dissipation effect. Fig. 9 is a front view showing the closed casing and the cooling chamber, fig. 10 is a cross-sectional view taken at C-C in fig. 9, and the parts of the rotor 4, the stator 5 and the field generator 7 are omitted in fig. 9 to 10 in order to show the positional relationship between the x2 heat-conducting fins 65, the g1 side walls 11 and the g2 side walls 211 more clearly.
As shown in fig. 1 to 3 and 8, in one embodiment of the present application, the power generator apparatus further includes a thermoelectric generation chip 9, the b2 sub-chamber 22 includes a y1 chamber 221 and a y2 chamber 222 that are coaxially and arranged side by side along a horizontal direction, the y1 chamber 221 and the y2 chamber 222 are communicated through a central through hole 27, the condensing section 613 passes through the central through hole 27, the c2 air inlet 25 is communicated with the y2 chamber 222, the d2 air outlet 26 is communicated with the y1 chamber 221, cold air in the y2 chamber 222 and the condensing section 613 form hot air after heat exchange, heat of the rotating shaft is transferred to the condensing section 613, and thus the cold air and the condensing section 613 form hot air after heat exchange, the hot air enters the y1 chamber 221 through the central through hole 27 and is discharged from the d2 air outlet 26; the thermoelectric generation chip 9 is installed between the b1 sub-chamber 21 and the y1 chamber 221, the b1 sub-chamber 21 cools one surface of the thermoelectric generation chip 9, and the y1 chamber 221 heats the other surface of the thermoelectric generation chip 9. This embodiment cools off one side of thermoelectric generation chip 9 through b1 subchamber 21, heats the another side of thermoelectric generation chip 9 through y1 chamber 221 to for thermoelectric generation chip 9 work provides required difference in temperature, thermoelectric generation chip 9 can supply power for lighting element. In the present embodiment, there are 6 thermoelectric generation chips 9, and 6 thermoelectric generation chips 9 are connected in parallel.
The cold air path of the b2 sub-chamber is optimized, the y1 chamber is disc-shaped, the y2 chamber is cylindrical, the diameter of the y1 chamber is larger than that of the y2 chamber, the c2 air inlet 25 is arranged on one end face, away from the y1 chamber, of the y2 chamber, the c2 air inlet 25 and the central through hole 27 are both located on the axis of the y2 chamber, the radius of the central through hole 27 is smaller than that of the x1 heat conduction fin 64, the height of the x1 heat conduction fin 64 refers to the distance between two ends of the x1 heat conduction fin 64 in the radial direction of the heat pipe, the number of the d2 air outlets 26 is 8 and are uniformly arranged on the circumferential side face of the y1 chamber in the circumferential direction of the y1 chamber, the air path of the d2 air outlet 26 is arranged in the radial direction of the y1 chamber, and the positions of the c2 air inlet 25, the central through hole 27 and the d2 air outlet 26 are arranged, so that the cold air enters the y2 chamber 222 from the c2 air inlet 25 to be subjected to heat exchange with the condensation section 613 and the x1 heat conduction fin 64 to form hot air, and the heat exchange with the condensation section 613, and the heat conduction air is transferred to the condensation section 613, and the y1 chamber 613, and the heat conduction chamber is uniformly diffused outwards along the y1 chamber, thereby forming the y1 chamber, and achieving uniform diffusion of the y1 chamber.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A heat dissipation type generator device is characterized by comprising
The two ends of the closed shell along the horizontal direction a are respectively an a1 end and an a2 end;
the cooling chamber is positioned outside the a2 end of the closed shell and comprises a b1 sub-chamber and a b2 sub-chamber, the a2 end, the b1 sub-chamber and the b2 sub-chamber of the closed shell are sequentially arranged along the a horizontal direction, the b1 sub-chamber is provided with a c1 air inlet and a d1 air outlet, cold air in the b1 sub-chamber enters from the c1 air inlet and is discharged from the d1 air outlet, the discharged air is blown to the outer surface of the closed shell, the b2 sub-chamber is provided with a c2 air inlet and a d2 air outlet, and cold air in the b2 sub-chamber enters from the c2 air inlet;
the rotating shaft is positioned in the closed type shell and sequentially divided into an e1 shaft section, an e2 shaft section and an e3 shaft section along the horizontal direction a, the e1 shaft section is rotatably connected with the end a1 of the closed type shell through a bearing, the e3 shaft section is rotatably connected with the end a2 of the closed type shell through a bearing, a f1 cavity is arranged in the rotating shaft, and the f1 cavity penetrates through the e2 shaft section and the e3 shaft section along the axis of the rotating shaft;
the rotor is positioned in the closed shell, and the rotor is fixedly sleeved on the e2 shaft section;
the stator is positioned inside the closed shell and fixedly arranged on the closed shell;
the heat dissipation unit comprises a heat pipe, the heat pipe is provided with an evaporation section, a heat insulation section and a condensation section, a heat conduction assembly is arranged outside the evaporation section, the heat conduction assembly is located in a f1 cavity corresponding to an e2 shaft section, the heat conduction assembly is in contact heat conduction with the inner wall of the f1 cavity corresponding to the e2 shaft section, the heat conduction assembly forms the f2 cavity filled with a phase-change heat storage material, the heat insulation section extends into a b1 sub-chamber, the condensation section extends into a b2 sub-chamber, a heat exchange state is formed between the condensation section and cold air entering the b2 sub-chamber, and hot air formed in the state is discharged from a d2 air outlet.
2. The apparatus according to claim 1, wherein the heat-conducting assembly comprises an inner sleeve and an outer sleeve, the inner sleeve and the outer sleeve are sleeved from inside to outside, an end blocking piece is connected between an end of the inner sleeve and an end of the outer sleeve, the inner sleeve, the outer sleeve and the end blocking piece jointly define the f2 cavity, the inner sleeve is sleeved outside the evaporation section, and the outer sleeve is in surface contact with the f1 cavity for conducting heat.
3. The heat dissipating generator apparatus of claim 2, wherein a flexible thermal adhesive layer is disposed between the outer sleeve and the f1 cavity and between the inner sleeve and the evaporator section.
4. The heat dissipating generator device of claim 2, wherein the heat conducting assembly further comprises a heat conducting mesh located within the f2 cavity, the heat conducting mesh being connected between the inner sleeve and the outer sleeve.
5. The heat dissipating generator apparatus of claim 4, wherein the outer circumferential surface of the inner sleeve and the inner circumferential surface of the outer sleeve are provided with grooves for the edges of the heat conducting mesh to be inserted into.
6. The heat dissipation type generator device according to claim 2, wherein the end portion blocking piece is provided with two through holes communicated with the inside of the f2 cavity, the phase change heat storage material has two states of a liquid phase and a solid phase, one of the two through holes is used for allowing the liquid phase change heat storage material to enter, the other one of the two through holes is used for discharging gas in the f2 cavity, and a plug is installed in each through hole.
7. The heat dissipating generator apparatus according to claim 1, wherein the heat dissipating unit further comprises a fan blade mounted on an outer circumference of the heat insulating section, the fan blade being located in the b1 subchamber.
8. The heat dissipating generator device of claim 1, wherein the heat dissipating unit further comprises x1 heat conducting fins mounted on the outer circumference of the condenser section, the x1 heat conducting fins being located in the b2 subchamber.
9. The heat dissipation generator device according to claim 1, wherein the enclosed casing includes a cylindrical g1 side wall located between an a1 end and an a2 end, the heat dissipation unit further includes a plurality of x2 heat conduction fins installed on an outer circumferential direction of the cylindrical g1 side wall, the x2 heat conduction fins extend along an a horizontal direction, the b1 sub-chamber includes a cylindrical g2 side wall, one end of the cylindrical g1 side wall is sleeved with one end of the g2 side wall, any two adjacent x2 heat conduction fins define the d1 air outlet together with the g1 side wall and the g2 side wall, and any two adjacent x2 heat conduction fins define a ventilation channel together with the g1 side wall, and the ventilation channel communicates with the d1 air outlet.
10. The heat dissipation type generator device according to claim 1, further comprising a thermoelectric generation chip, wherein the b2 sub-chamber comprises a y1 chamber and a y2 chamber which are coaxial and arranged in parallel along an a horizontal direction, the y1 chamber and the y2 chamber are communicated through a central through hole, the condensation section penetrates through the central through hole, the c2 air inlet is communicated with the y2 chamber, the d2 air outlet is communicated with the y1 chamber, cold air in the y2 chamber and hot air formed after heat exchange of the condensation section are formed in the y1 chamber, the hot air enters the y1 chamber through the central through hole and is discharged from the d2 air outlet, the thermoelectric generation chip is installed between the b1 sub-chamber and the y1 chamber, the b1 sub-chamber cools one surface of the thermoelectric generation chip, and the y1 chamber heats the other surface of the thermoelectric generation chip.
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| CN202310051100.6A CN115833453B (en) | 2023-02-02 | 2023-02-02 | Heat dissipation formula generator device |
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| FR3057719B1 (en) * | 2016-10-14 | 2022-12-16 | Ifp Energies Now | ENCLOSED ROTATING ELECTRIC MACHINE INCLUDING AN INTERNAL AIR COOLING SYSTEM |
| CN110630454B (en) * | 2018-08-31 | 2021-03-12 | 北京金风科创风电设备有限公司 | Motor and heat exchange device of shaft system thereof and wind generating set |
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Application publication date: 20230321 Assignee: Fuan Shenzhou Electric Appliance Co.,Ltd. Assignor: Fujian Juzhou Motor Co.,Ltd. Contract record no.: X2024980002802 Denomination of invention: A heat dissipation generator device Granted publication date: 20230411 License type: Common License Record date: 20240329 |