CN212463013U - Generator heat dissipation shell structure - Google Patents

Abstract

The utility model discloses a generator heat dissipation shell structure, include the base and fix the casing on the base, the casing includes the end cover and sets up the protection mesochite that is equipped with a plurality of louvres between the both ends lid, be provided with guiding mechanism in the protection mesochite, guiding mechanism fixes in generator rotor's pivot, guiding mechanism follows the pivot and rotates and be used for with higher speed the inside and outside gas exchange of protection mesochite. Through setting up water conservancy diversion mechanism, and water conservancy diversion mechanism fixes on generator rotor pivot, need not to set up actuating mechanism in addition and drive. When the generator works, the flow guide assembly rotates together with the rotating shaft, and in the rotating process, the flow guide plate cuts airflow in a rotating mode to accelerate the exchange speed of the airflow inside the generator shell and the outside air, so that the heat dissipation speed and the heat dissipation effect inside the shell are guaranteed.

Description

Generator heat dissipation shell structure

Technical Field

The utility model relates to a generator technical field, more specifically say, relate to a generator heat dissipation shell structure.

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 order to avoid damage to internal components of the generator due to impact and the like during use, the internal components are generally protected by a housing in the external installation protection of the generator.

The existing generator shell can be provided with a plurality of radiating holes for radiating while protecting, but the quantity of the radiating holes is limited for ensuring the protection performance of the shell. But the generator can produce a large amount of heats at the operation in-process, and the steam that the rotor operation in-process produced passes slowly at the inside circulation of generator, can't in time discharge the casing through limited louvre on the shell for generator rotor and stator are in under the high temperature state for a long time, cause generator life to be short easily. Meanwhile, in the use process, dust can enter the generator through the heat dissipation holes, and the overall performance of the generator is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a generator heat dissipation shell structure, thereby through increasing the gaseous circulation speed in the generator protection mesochite for generator shell internal with outside air exchange speed, the heat that produces in the timely discharge casing through setting up filtering mechanism, avoids outer quick-witted dust to get into and adheres to on each subassembly of generator in the casing simultaneously, influences the generator wholeness ability for solve the technical problem who exists among the above-mentioned background art.

The utility model provides a generator heat dissipation shell structure, include the base and fix the casing on the base, the casing includes the end cover and sets up the protection mesochite that is equipped with a plurality of louvres between the both ends lid, be provided with guiding mechanism in the protection mesochite, guiding mechanism fixes in generator rotor's pivot, guiding mechanism follows the pivot and rotates and be used for with higher speed the inside and outside gas exchange of protection mesochite.

In a preferred embodiment, the flow guide mechanism comprises a fixing plate fixedly sleeved at two ends of the rotating shaft, a plurality of fixing strip blocks uniformly distributed on the periphery of the fixing plate, and a plurality of flow guide plates arranged on the fixing strip blocks, wherein the flow guide plates are far away from the ends of the fixing strip blocks and close to the protective middle shell.

In a preferable embodiment, a certain distance is reserved between two adjacent guide plates, and the thickness of each guide plate is set to be 0.2mm-0.5mm, so that the cutting effect of the guide plates on airflow in the rotating process is ensured.

In a preferred embodiment, a filtering mechanism is detachably arranged between the flow guide mechanism and the protective middle shell and is used for filtering dust entering from the heat dissipation holes of the protective middle shell.

In a preferred embodiment, the filtering mechanism comprises a net barrel and fixing rings fixed at two ends of the net barrel, and the net barrel is sleeved between the flow guide mechanism and the protective middle shell.

In a preferred embodiment, the end cap is detachably fixed with the protective middle shell, and the filter mechanism can be put in or taken out from the end cap.

The utility model discloses technical scheme's beneficial effect is:

1. through setting up water conservancy diversion mechanism, and water conservancy diversion mechanism fixes on generator rotor pivot, need not to set up actuating mechanism in addition and drive. When the generator works, the flow guide assembly rotates together with the rotating shaft, and in the rotating process, the flow guide plate cuts airflow in a rotating mode to accelerate the exchange speed of the airflow inside the generator shell and the outside air, so that the heat dissipation speed and the heat dissipation effect inside the shell are guaranteed.

2. By arranging the filtering mechanism, substances such as dust entering through the radiating holes in the protective middle shell are filtered through the filtering mechanism, so that dust is prevented from being accumulated on all components of the generator, and the overall performance of the generator is prevented from being influenced; the filtering mechanism is detachably arranged in the shell, so that the filtering mechanism is convenient to detach and clean regularly.

Drawings

Figure 1 is a schematic view of the overall structure of the present invention,

figure 2 is a side view of the deflector mechanism of the present invention,

figure 3 shows the fixing purpose of the filtering mechanism and the shell body of the utility model,

figure 4 is a schematic view of the overall structure of the filter mechanism,

fig. 5 is a view of the fixing of the end cap according to the present invention.

Description of reference numerals: the device comprises a base 1, a machine shell 2, an end cover 3, a protective middle shell 4, a flow guide mechanism 5, a fixing plate 6, a fixing strip block 7, a flow guide plate 8, a filtering mechanism 9, a fixing ring 10, a mesh cylinder 11, a rotating shaft 12, an end plate 13 and a threaded shaft 14.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

In the use process of the generator, the rotating shaft 12 rotates to drive each component to work, and the conversion from mechanical energy to electric energy is realized. The rotating shaft 12 is rotatably fixed at both ends of the generator housing 2 by end plates 13.

As shown in fig. 1, the utility model provides a generator heat dissipation shell structure, include base 1 and fix casing 2 on the base, casing 2 includes end cover 3 and sets up the protection mesochite 4 that is equipped with a plurality of louvres between both ends lid 3, be provided with water conservancy diversion mechanism 5 in the protection mesochite 4, water conservancy diversion mechanism 5 is fixed in generator rotor's pivot 12, water conservancy diversion mechanism 5 follows pivot 12 and rotates and is used for with higher speed the gaseous exchange inside and outside protection mesochite 4. Through setting up water conservancy diversion mechanism 5, just water conservancy diversion mechanism 5 is fixed in generator rotor 12 pivots, and it is right to need not to set up in addition actuating mechanism water conservancy diversion mechanism 5 drives, the energy saving, the simplification sets up the degree of difficulty.

As shown in fig. 2, the guide mechanism 5 comprises a fixing plate 6 and a plurality of fixing strip blocks 7, wherein the fixing plate 6 and the fixing strip blocks 7 are fixedly sleeved at two ends of the rotating shaft 12 and uniformly distributed on the periphery of the fixing plate 6, and a guide plate 8 is arranged on the fixing strip blocks 7, the guide plate 8 is far away from the ends, close to the protecting middle shell 4, of the fixing strip blocks 7. The two fixing plates 6 are symmetrically arranged, and the fixing plates are close to the end cover 3 and fixed on the rotating shaft 12. Fixed bar 7 both ends are fixed respectively 6 surfaces of fixed plate, through setting up fixed bar 7 guarantees the fixed stability of guide plate 8, the width of fixed bar is greater than the width of guide plate 8 when water conservancy diversion mechanism 5 is rotatory, because fixed slat 8 separates the shelves, can be to process 1 the air current of guide plate 8 cutting produces the effort, further accelerates the inside and outside air current exchange speed of casing 2. A certain interval is left between the two adjacent fixed strips, so that the heat generated in the generator assembly can be uniformly dispersed in the shell 2. A certain distance is reserved between every two adjacent guide plates 8 to ensure the air flow cutting effect of the guide plates 8, and the thickness of each guide plate 8 is set to be 0.2-0.5 mm to further ensure the air flow cutting effect of the guide plates 8 in the rotating process.

As shown in fig. 3, a filtering mechanism 9 is detachably disposed between the air guiding mechanism 5 and the protective middle shell 4, and the filtering mechanism 9 is used for filtering dust entering from the heat dissipating holes of the protective middle shell 4. As shown in fig. 4, the filtering mechanism 9 includes a mesh cylinder 11 and fixing rings 10 fixed at two ends of the mesh cylinder, and the mesh cylinder 11 is sleeved between the flow guide mechanism 5 and the protective middle shell 4. As shown in fig. 5, the end cap 3 is detachably fixed to the middle protective shell 4, and the filter mechanism 9 can be put in or taken out from the end cap 3.

As shown in fig. 5, the end cap 3 is internally provided with an internal thread, and the end of the middle shell 12 is fixed by a threaded shaft 14 provided with an external thread. The interior of the threaded shaft 14 is a hollow structure, the end plate 13 is arranged in the hollow part of the threaded shaft 14, and the bottom of the end plate is fixed with the interior of the threaded shaft 14. After the end plate 13 is fixed with the threaded shaft 14, an annular gap can be formed between the two, the net barrel 11 is put into the protective middle shell 4 through the gap formed between the threaded shaft 14 and the end plate 13, and the 10 fixing ring is clamped at the gap. When the end cover 3 is removed from the generator, the mesh drum 11 can be taken out of the protective middle shell 4. The filtering mechanism is detachably arranged, so that the filtering mechanism can be conveniently taken out and cleaned.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims (6)

1. The utility model provides a generator heat dissipation shell structure, includes the base and fixes the casing on the base, the casing includes the end cover and sets up the protection mesochite that is equipped with a plurality of louvres between both ends lid, its characterized in that: the protection middle shell is internally provided with a flow guide mechanism which is fixed on a rotating shaft of a generator rotor and rotates along with the rotating shaft to accelerate the exchange of gas inside and outside the protection middle shell.

2. A generator heat dissipation housing structure, as recited in claim 1, wherein: the water conservancy diversion mechanism includes that fixed cover establishes the fixed plate and the equipartition at pivot both ends and is in a plurality of fixed strip piece in the fixed plate periphery to and set up in a plurality of guide plate on the fixed strip piece, the guide plate is kept away from fixed strip piece and is held and be close to the protection mesochite.

3. A generator heat dissipation housing structure, as recited in claim 2, wherein: a certain distance is reserved between every two adjacent guide plates, and the thickness of each guide plate is set to be 0.2-0.5 mm, so that the air flow cutting effect of the guide plates in the rotating process is guaranteed.

4. A generator heat dissipation housing structure, as recited in claim 1, wherein: the flow guide mechanism and the protection middle shell are detachably provided with a filtering mechanism, and the filtering mechanism is used for filtering dust entering from the protection middle shell heat dissipation holes.

5. The heat dissipation housing structure of claim 4, wherein: the filtering mechanism comprises a net barrel and fixing rings fixed at two ends of the net barrel, and the net barrel is sleeved between the flow guide mechanism and the protective middle shell.

6. The heat dissipation housing structure of claim 5, wherein: the end cover and the protective middle shell are detachably fixed, and the filtering mechanism can be put in or taken out from the end cover.

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