CN215109685U

CN215109685U - Compressor volute water cooling device

Info

Publication number: CN215109685U
Application number: CN202121223204.3U
Authority: CN
Inventors: 牛德春; 王启; 牛德民
Original assignee: Nanjing Tuohe Electromechanical Technology Co ltd
Current assignee: Nanjing Tuohe Electromechanical Technology Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-10
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a water cooling device for a compressor volute, which comprises a volute of a compressor, an impeller and a diffuser which are arranged in the volute, wherein a water cooling device is arranged outside the volute; the water cooling device comprises a shell for wrapping the volute, a water inlet and a water outlet, wherein the water inlet is formed in one end, close to the air inlet, of the shell, the water outlet is formed in the position, far away from the water inlet, of the shell, the water inlet and the water outlet are connected with an external circulating cooling water device, and the water outlet is provided with a flow guide mechanism which is convenient for cooling water to wrap the surface of the volute. The utility model discloses in, make the whole spiral case surface that removes air inlet department of cooling water parcel through set up the guide plate in water outlet department in the in-service use for abundant heat transfer between spiral case surface and the cooling water avoids the cooling water to flow from water outlet department before not fully wrapping up the spiral case surface, improves the cooling effect of spiral case.

Description

Compressor volute water cooling device

Technical Field

The utility model relates to a spiral case water-cooling technical field especially relates to a compressor spiral case water cooling plant.

Background

The function of engine supercharging is to increase the charge density of the engine, but as the supercharging ratio increases, the temperature of the air at the outlet of the compressor increases, and an intercooler needs to be added to increase the cooling effect. The main function of a conventional supercharger compressor volute is to collect compressed fresh air which is then delivered to the intercooler or intake duct of the engine. For an intercooled engine, the intercooled pressure is fully borne by the intercooler; for a non-intercooling engine, compressed fresh air is connected into an engine cylinder, so that the problems of non-ideal power output and rise of heat load and exhaust temperature are caused, and the existing engine is mostly cooled by cooling water.

In the practical use, the limitation of the installation position is found, and most of the cooling water channels often cannot wrap the airflow channel (volute) except the air inlet, so that the cooling water cannot completely wrap the volute except the air inlet, and the cooling effect of the volute is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior art is not enough, and the compressor spiral case water cooling plant who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a water cooling device for a compressor volute comprises a volute of a compressor, an impeller and a diffuser, wherein the impeller and the diffuser are arranged in the volute;

the water cooling device comprises a shell for wrapping the volute, a water inlet and a water outlet, wherein the water inlet is formed in one end, close to the air inlet, of the shell, the water outlet is formed in the position, far away from the water inlet, of the shell, the water inlet and the water outlet are connected with an external circulating cooling water device, and the water outlet is provided with a flow guide mechanism which is convenient for cooling water to wrap the surface of the volute.

Further, the guiding mechanism is including setting up the guide plate between delivery port and spiral case, the guide plate is connected with the delivery port through the installation piece, set up the water hole of crossing with the delivery port intercommunication in the installation piece, the one end that the delivery port was kept away from to the guide plate extends to air inlet department, leaves the clearance between guide plate and the air inlet outer wall.

Further, the guide plate is arc-shaped and is provided with a shell inner wall which is arranged in parallel.

Furthermore, a flow guide slope is obliquely arranged between one side, away from the flow guide plate, of the mounting block and the inner wall of the shell, wherein the lower end of the flow guide slope is connected with the inner wall of the shell, and the higher end of the flow guide slope is connected with the mounting block.

Furthermore, a plurality of radiating fins are uniformly arranged on the surface of the volute.

Furthermore, a plurality of the cooling fins are arranged in an inclined mode, wherein one ends, connected with the volute, of the cooling fins are close to the water inlet, and one ends, far away from the volute, of the cooling fins are far away from the water inlet.

Further, the width between the front side and the rear side of the radiating fin and the guide plate is consistent with the width between the inner walls of the front side and the rear side of the shell, and the height between the upper end and the lower end of the radiating fin is shorter than the distance between the inner wall of the shell and the outer wall of the volute.

Furthermore, the outer walls of the radiating fins and the guide plate are coated with waterproof corrosion-resistant layers.

Further, the waterproof corrosion-resistant layer is made of waterproof corrosion-resistant paint.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses in, make the whole spiral case surface that removes air inlet department of cooling water parcel through set up the guide plate in water outlet department in the in-service use for abundant heat transfer between spiral case surface and the cooling water avoids the cooling water to flow from water outlet department before not fully wrapping up the spiral case surface, improves the cooling effect of spiral case.

Drawings

Fig. 1 is the utility model provides an internal structure schematic diagram of compressor spiral case water cooling plant.

In the figure:

1. a volute; 2. an impeller; 3. a diffuser; 4. a housing; 5. a baffle; 6. and a heat sink.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, the water cooling device for the compressor volute comprises a volute 1 of the compressor, an impeller 2 and a diffuser 3 which are arranged in the volute 1, wherein the water cooling device is arranged outside the volute 1;

the water cooling device comprises a shell 4 wrapping the volute 1, a water inlet and a water outlet are formed in the shell 4, the water inlet is close to one end of the air inlet, the water outlet is formed in the shell 4 and is far away from the water inlet, the water inlet and the water outlet are connected with a peripheral circulating cooling water device, the water outlet is provided with a flow guide mechanism convenient for cooling water to wrap the surface of the volute 1, in actual use, the peripheral circulating cooling water is matched with the water cooling device to achieve water cooling of the compressor volute 1, the flow guide mechanism in the water cooling device is used for achieving the purpose that the volute 1 is cooled more fully.

Further, the water conservancy diversion mechanism is including setting up guide plate 5 between delivery port and spiral case 1, guide plate 5 is connected with the delivery port through the installation piece, set up the water hole of crossing with the delivery port intercommunication in the installation piece, the one end that the delivery port was kept away from to guide plate 5 extends to air inlet department, leave the clearance between guide plate 5 and the air inlet outer wall, pass through in the in-service use, the setting of guide plate 5 for the cooling water wraps up the spiral case 1 surface earlier, flow from the delivery port again, increase the heat-transfer surface between cooling water and the spiral case 1.

Further, the guide plate 5 is arc-shaped, and the inner wall of the shell 4 is arranged in parallel, so that the flow of cooling water can be more smooth through the arc-shaped guide plate 5 parallel to the inner wall of the shell 4 in actual use, and the energy consumption is reduced.

Furthermore, the installation block is provided with a diversion slope between one side far away from the diversion plate 5 and the inner wall of the shell 4 in an inclined manner, wherein the lower end of the diversion slope is connected with the inner wall of the shell 4, the higher end of the diversion slope is connected with the installation block, and in the actual use, the resistance of the connection block to the flow of cooling water is reduced by the arrangement of the diversion slope.

Further, a plurality of radiating fins 6 are uniformly arranged on the surface of the volute 1, and in actual use, the radiating fins 6 are arranged on the surface of the volute 1, so that the heat exchange surface between the volute 1 and cooling water is increased, and the water cooling effect is increased.

Further, a plurality of cooling fins 6 are obliquely arranged, wherein one ends, connected with the volute casing 1, of the cooling fins 6 are close to the water inlet, and one ends, far away from the volute casing 1, of the cooling fins 6 are far away from the water inlet.

Further, the width between the front and rear sides of the radiating fin 6 and the guide plate 5 is consistent with the width between the inner walls of the front and rear sides of the shell 4, the height between the upper and lower ends of the radiating fin 6 is shorter than the distance between the inner wall of the shell 4 and the outer wall of the volute 1, in practical use, the width between the front and rear sides of the radiating fin 6 and the guide plate 5 is set to be consistent with the width between the inner walls of the front and rear sides of the shell 4, so that cooling water flows out from the gap between the inner wall of the shell 4 and the outer wall of the volute 1, the heat exchange area between the radiating fin 6 and the volute 1 and between the radiating fin 6 and the cooling water is increased, and the water cooling effect is increased.

Furthermore, the outer walls of the radiating fins 6 and the guide plates 5 are coated with waterproof corrosion-resistant layers.

The working principle is as follows: when in use, cooling water is fed into the shell 4 from a water inlet of the water cooling device through the externally arranged circulating cooling water device, so that the cooling water is in contact with the surface of the volute 1 and the radiating fins 6 to exchange heat for the volute 1;

when the cooling water flows into and out of the water inlet, the cooling water flows along the guide plate 5 until the cooling water wraps the surface of the whole volute 1 at the air removing inlet, finally flows to the water outlet from a gap between the guide plate 5 and the outer wall of the air inlet, and returns to the external circulating cooling water device to achieve the water cooling of the volute 1.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The water cooling device for the volute of the compressor is characterized by comprising a volute (1) of the compressor, an impeller (2) and a diffuser (3) which are arranged in the volute (1), wherein the water cooling device is arranged outside the volute (1);

the water cooling device comprises a shell (4) wrapping the volute (1), a water inlet and a water outlet, wherein the water inlet is close to one end of the air inlet, the water outlet is arranged on the shell (4) and is far away from the water inlet, the water inlet and the water outlet are connected with a peripheral circulating cooling water device, and the water outlet is provided with a flow guide mechanism which is convenient for the cooling water to wrap the surface of the volute (1).

2. The water cooling device for the volute of the compressor as claimed in claim 1, wherein the flow guiding mechanism includes a flow guiding plate (5) disposed between the water outlet and the volute (1), the flow guiding plate (5) is connected to the water outlet through an installation block, a water passing hole communicated with the water outlet is disposed in the installation block, one end of the flow guiding plate (5) far away from the water outlet extends to the air inlet, and a gap is left between the flow guiding plate (5) and an outer wall of the air inlet.

3. The water cooling device for the volute of the compressor as claimed in claim 2, wherein the baffle (5) is arc-shaped and has a housing (4) with parallel inner walls.

4. The water cooling device for the volute of the compressor as claimed in claim 2, wherein a diversion slope is obliquely arranged between one side of the mounting block, which is far away from the diversion plate (5), and the inner wall of the casing (4), wherein the lower end of the diversion slope is connected with the inner wall of the casing (4), and the upper end of the diversion slope is connected with the mounting block.

5. The water cooling device for the volute of the compressor as claimed in claim 2, wherein the surface of the volute (1) is uniformly provided with a plurality of cooling fins (6).

6. The water cooling device for the volute of the compressor as claimed in claim 5, wherein the plurality of the heat dissipating fins (6) are arranged obliquely, wherein the end of the heat dissipating fin (6) connected with the volute (1) is close to the water inlet, and the end of the heat dissipating fin (6) far away from the volute (1) is far away from the water inlet.

7. The water cooling volute device for compressors according to claim 6, wherein the width between the front and rear sides of the heat sink (6) and the flow guide plate (5) is the same as the width between the inner walls of the front and rear sides of the casing (4), and the height between the upper and lower ends of the heat sink (6) is shorter than the distance between the inner wall of the casing (4) and the outer wall of the volute (1).

8. The compressor volute water cooling device according to claim 7, wherein the outer walls of the cooling fins (6) and the flow guide plate (5) are coated with a waterproof corrosion-resistant layer.

9. The compressor volute water cooling device of claim 8, wherein the waterproof and corrosion-resistant layer is made of waterproof and corrosion-resistant paint.