CN217873372U

CN217873372U - Novel generating set heat dissipation device

Info

Publication number: CN217873372U
Application number: CN202222191613.0U
Authority: CN
Inventors: 潘德银
Original assignee: Shenzhen Zhedong Machinery Equipment Co ltd
Current assignee: Shenzhen Zhedong Machinery Equipment Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-22
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a novel generating set heat abstractor relates to generating set technical field, for solving current generating set heat abstractor, because heat radiation structure is not enough to rotor and the synchronous heat dissipation of stator, causes the problem of rotor temperature heat dissipation difficulty, the utility model discloses a casing, air inlet storehouse, transmission storehouse, cooling storehouse, air inlet storehouse and dustproof air inlet network set up the both ends at the casing respectively, the inside in air inlet storehouse is provided with the blast air impeller, the both ends of blast air impeller are provided with transmission shaft, shaft coupling respectively, the one end of shaft coupling is provided with the generator rotor, the outside of generator rotor is provided with generator stator shell, generator stator shell's inside is provided with the stator, the utility model discloses utilize integral type blast air impeller and cooling oil pump to dispel the heat for stator and rotor simultaneously, greatly improved generating set's radiating efficiency.

Description

Novel generating set heat dissipation device

Technical Field

The utility model relates to a generating set technical field specifically is a novel generating set heat dissipation device.

Background

The generator is mechanical equipment which converts other forms of energy into electric energy, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy and transmits the mechanical energy to the generator, and then the generator converts the mechanical energy into electric energy.

In a conventional generator heat dissipation device, as application No.: 201821820722.1; the name is as follows: generator heat abstractor. The device includes: the oil distribution plate comprises a circular panel of the oil distribution plate and a plurality of groups of vent holes arranged on the outer surface of the panel, wherein the vent holes are arranged in a centrosymmetric mode; the faceplate is disposed on a radial surface of the generator rotor outboard. The opening direction of the included angle faces to one side of the vent hole connected with the baffle. The utility model discloses a generator heat abstractor, simple structure, the handling ease, the radiating effect is good in the use, gets into the inside low temperature gas of generator from the ventilation hole and can be to the quick heat conduction cooling of air around rotor and the stator. And the heat dissipation device has high overall mechanical strength and longer service life.

However, the heat dissipation structure of the heat dissipation device of the generator set cannot dissipate heat of the rotor and the stator synchronously, so that the problem of difficult heat dissipation of the rotor temperature is caused; therefore, the existing requirements are not met, and a novel generator set heat dissipation device is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel generating set heat abstractor to solve the current generating set heat abstractor who proposes among the above-mentioned background art, because heat radiation structure is not enough to rotor and the synchronous heat dissipation of stator, cause the difficult problem of rotor temperature heat dissipation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel generating set heat dissipation device, includes casing, air inlet storehouse, transmission storehouse, cooling storehouse, air inlet storehouse and dustproof air inlet net set up the both ends at the casing respectively, the inside in air inlet storehouse is provided with the blast air impeller, the both ends of blast air impeller are provided with transmission shaft, shaft coupling respectively, the one end of shaft coupling is provided with generator rotor, generator rotor's the outside is provided with generator stator shell, generator stator shell's inside is provided with the stator, the inside in cooling storehouse is provided with the cooling oil pump.

Further, the one end of cooling oil pump is provided with the cooling pipe network, and the cooling pipe network is provided with threely, and the cooling pipe network is connected with the circulation end pipe of cooling oil pump, the outside in cooling storehouse is provided with the exhaust net, and exhaust net and cooling storehouse bolt fixed connection.

Furthermore, a separation plate is arranged between the generator stator shell and the stator and is in sealing connection with the stator, an oil distribution plate is arranged on the outer side of the separation plate, and the upper end and the lower end of the oil distribution plate are respectively connected with an oil circuit circulating end pipeline of the cooling oil pump.

Furthermore, power transmission equipment is arranged inside the power transmission bin and is connected with the rotating shaft of the generator rotor.

Further, the front end in air inlet storehouse is provided with dustproof air inlet net, and dustproof air inlet net and air inlet storehouse fixed connection.

Further, the lower extreme of casing is provided with the support, and the outer wall bolt fixed connection of support and casing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an air inlet storehouse, the air-blast impeller, generator stator shell, the cooling oil pump, the cooling pipe network, the exhaust net, the division board, divide the setting of oiled-plate, when the transmission shaft is driven by the steam turbine, the air-blast impeller is also driven rotatoryly, the rotation of air-blast impeller gets into and passes the inside of casing with outside air from the air inlet storehouse, meanwhile, the cooling oil pump inputs the cooling oil to the space between oil-distribution board and the division board, make the heat that the stator gived off can be absorbed to the cooling oil, absorb thermal cooling oil and pass behind the top of oil-distribution board by the suction cooling oil pump, the cooling pipe network is gone into to the cooling oil pump of heat again, the cooling pipe network comprises three tiny long and narrow cooling tubes of group, because the cooling pipe network has greatly improved the surface area of contact between all the other air, make it very easily dispel the heat, at this moment, the air by air of air-blast impeller suction passes in proper order between generator rotor and the stator with the cooling pipe network and finally passes the inside hot air of exhaust net and discharges of casing, thereby realized the heat that a air-blast impeller discharges generator rotor and stator gived off, the heat dissipation efficiency of device is whole, because current generating set has been solved, because the rotor is not enough to the heat radiation structure, the stator problem of heat radiation.

2. Through the setting of dustproof air inlet net, the dustproof air inlet net has effectively prevented impurity among the outside air and has got into inside the casing, has effectively improved the inside clean degree of casing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a partial enlarged view of the point A of the present invention;

in the figure: 1. a housing; 2. an air inlet bin; 3. a drive shaft; 4. a dust-proof air inlet net; 5. a power transmission bin; 6. a cooling bin; 7. a support; 8. a blower impeller; 9. a coupling; 10. a generator rotor; 11. a generator stator housing; 12. a power transmission device; 13. cooling the oil pump; 14. a cooling pipe network; 15. an exhaust net; 16. a stator; 17. a separator plate; 18. oil separating plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a novel generating set heat abstractor, which comprises a housin 1, the air inlet storehouse 2, the transmission storehouse 5, cooling bin 6, air inlet storehouse 2 sets up the both ends at casing 1 respectively with dustproof air inlet net 4, the inside in air inlet storehouse 2 is provided with blast air impeller 8, blast air impeller 8's both ends are provided with transmission shaft 3 respectively, shaft coupling 9's one end is provided with generator rotor 10, generator rotor 10's the outside is provided with generator stator shell 11, generator stator shell 11's inside is provided with stator 16, cooling bin 6's inside is provided with cooling oil pump 13, casing 1's lower extreme is provided with support 7, and support 7 and casing 1's outer wall bolt fixed connection.

When the transmission shaft 3 is driven by the steam turbine, the blast impeller 8 is also driven to rotate, external air enters from the air inlet bin 2 and penetrates through the inside of the shell 1 by the rotation of the blast impeller 8, meanwhile, the cooling oil pump 13 inputs cooling oil into a space between the oil distribution plate 18 and the partition plate 17, so that the cooling oil can absorb heat dissipated by the stator 16, the cooling oil absorbing the heat penetrates through the upper part of the oil distribution plate 18 and is pumped into the cooling oil pump 13, the cooling oil pump 13 pumps the hot cooling oil into the cooling pipe network 14, the cooling pipe network 14 consists of three groups of fine and long cooling pipes, the cooling pipe network 14 greatly improves the contact surface area between the rest air, so that the cooling oil is easy to dissipate heat, at the moment, the air pumped by the blast impeller 8 sequentially penetrates between the generator rotor 10 and the stator 16 and the cooling pipe network 14 and finally penetrates through the exhaust pipe network 15 to exhaust the hot air in the shell 1, and therefore the problem that the heat dissipated by the blast impeller 8 from the generator rotor 10 and the stator 16 is greatly improved in the whole heat dissipation efficiency of the existing heat dissipation device is solved, and the problem that the synchronous heat dissipation structure of the rotor and the stator is insufficient in temperature and the heat dissipation of the generator set is difficult.

Wherein, the one end of cooling oil pump 13 is provided with cooling pipe network 14, cooling pipe network 14 is provided with threely, and cooling pipe network 14 and cooling oil pump 13's circulation end pipe connection, the outside of cooling bin 6 is provided with exhaust net 15, and

exhaust net

15 and 6 bolt fixed connection of cooling bin, be provided with division board 17 between generator stator shell 11 and the stator 16, and division board 17 and stator 16 sealing connection, the outside of division board 17 is provided with branch oilboard 18, and divide the upper and lower both ends of oilway circulation end pipe connection with cooling oil pump 13 respectively of oilway 18.

The power transmission equipment 12 is arranged inside the power transmission bin 5, the power transmission equipment 12 is connected with the generator rotor 10 in a rotating shaft mode, and the power transmission equipment 12 is used for converting and outputting power generated by the generator rotor 10 and the stator 16.

The front end of the air inlet bin 2 is provided with a dustproof air inlet net 4, the dustproof air inlet net 4 is fixedly connected with the air inlet bin 2, the dustproof air inlet net 4 effectively prevents impurities in the outside air from entering the shell 1, and the inside cleaning degree of the shell 1 is effectively improved.

The working principle is as follows: when the heat dissipation device is used, when the transmission shaft 3 is driven by a steam turbine, the air blowing impeller 8 is also driven to rotate, external air enters the shell 1 from the air inlet bin 2 by the rotation of the air blowing impeller 8 and penetrates through the interior of the shell 1, meanwhile, the cooling oil pump 13 inputs cooling oil into a space between the oil distribution plate 18 and the partition plate 17, so that the cooling oil can absorb heat dissipated by the stator 16, the cooling oil absorbing the heat penetrates through the upper portion of the oil distribution plate 18 and is pumped into the cooling oil pump 13, the cooling oil pump 13 pumps the hot cooling oil into the cooling pipe network 14, the cooling pipe network 14 consists of three groups of narrow and long cooling pipes, the cooling pipe network 14 greatly improves the contact surface area between the rest air, so that the cooling oil is easy to dissipate heat, at the moment, the air sucked by the air blowing impeller 8 sequentially penetrates between the generator rotor 10 and the stator 16 and the cooling pipe network 14 and finally penetrates through the exhaust network 15 to exhaust the hot air in the shell 1, and accordingly the problem that the air discharged by the air blowing impeller 8 from the generator rotor 10 and the stator 16 is difficult to enter the shell 1 effectively and the air is prevented from entering the shell 1 effectively.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel generating set heat dissipation device, includes casing, air inlet storehouse, transmission storehouse, cooling storehouse, its characterized in that: the air inlet bin and the dustproof air inlet net are respectively arranged at two ends of the shell, the air inlet bin is internally provided with a blast impeller, two ends of the blast impeller are respectively provided with a transmission shaft and a coupler, one end of the coupler is provided with a generator rotor, the outer side of the generator rotor is provided with a generator stator shell, the inside of the generator stator shell is provided with a stator, and the inside of the cooling bin is provided with a cooling oil pump.

2. The novel generator set heat dissipation device of claim 1, wherein: the one end of cooling oil pump is provided with the cooling pipe network, and the cooling pipe network is provided with threely, and the cooling pipe network is connected with the circulation end pipe of cooling oil pump, the outside in cooling bin is provided with the exhaust net, and exhaust net and cooling bin bolt fixed connection.

3. The novel heat dissipation device of the generator set according to claim 1, characterized in that: the oil separator is characterized in that a separation plate is arranged between the generator stator shell and the stator and is in sealing connection with the stator, an oil separation plate is arranged on the outer side of the separation plate, and the upper end and the lower end of the oil separation plate are respectively connected with an oil circuit circulating end pipeline of the cooling oil pump.

4. The novel generator set heat dissipation device of claim 1, wherein: and power transmission equipment is arranged in the power transmission bin and is connected with the rotating shaft of the generator rotor.

5. The novel generator set heat dissipation device of claim 1, wherein: the front end of the air inlet bin is provided with a dustproof air inlet net which is fixedly connected with the air inlet bin.

6. The novel generator set heat dissipation device of claim 1, wherein: the lower extreme of casing is provided with the support, and the outer wall bolt fixed connection of support and casing.