CN215213950U

CN215213950U - Screw compressor's cooling system

Info

Publication number: CN215213950U
Application number: CN202120009900.8U
Authority: CN
Inventors: 章富杰; 林起泰; 林松聪
Original assignee: Fujian Techwork Textiles Co ltd
Current assignee: Fujian Deao Knitting Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-12-17
Anticipated expiration: 2031-01-05

Abstract

The utility model relates to a heat dissipation system of a screw air compressor, a motor is arranged in a shell, the output end of the motor penetrates to the outside of the shell to be connected with a screw host, the shell is provided with an air inlet and an air outlet, the air outlet of the fan is arranged towards the motor, a water pipe is connected between the bottom of the shell and a water tank, a water pump is arranged on the water pipe, the inner side wall of the shell is fixedly connected with an outer cylinder, the outer cylinder is provided with an outer water through hole, the outer cylinder is rotatably connected with an inner cylinder, a transmission shaft of the fan is connected with the inner cylinder to drive the inner cylinder to rotate, a valve is arranged between the bottom of the water tank and the outer water through hole of the outer cylinder, the inner cylinder is provided with inner water through holes around a circle along the axis, the inner side of the inner cylinder is provided with water grooves which the rotation axis is a central annular array and is mutually independent, when the air compressor carries out heat dissipation work, the fan rotates to blow water to the outer wall of the motor to cool down, the heat dissipation effect is obvious.

Description

Screw compressor's cooling system

Technical Field

The utility model relates to the field of machinary, concretely relates to screw compressor's cooling system.

Background

The screw type double screw and the air compressor are one kind of air compressor, and there are two kinds of single screw and double screw. Compared with a single-screw air compressor, the double-screw air compressor is more reasonable and advanced in design.

Because the screw air compressor is high-speed rotatory of motor and screw rod when work to and the in-process of screw rod compressed air produces a large amount of heats, consequently need dispel the heat through cooling system, screw air compressor usually is dispeled the heat by air-cooled heat and the combined action of water-cooling, wherein some adoption lubricating oil of water-cooling dispels the heat, plays lubricated mechanical operation's effect simultaneously, mainly is applied to screw rod host computer department, and air-cooled heat dissipation is used for discharging the heat in the quick-witted case, and the heat that produces by the motor.

In the prior art, because the space of the case is relatively closed, when the fan dissipates heat, it is often difficult to rapidly cool the temperature of the motor.

SUMMERY OF THE UTILITY MODEL

For solving the above problem, the utility model discloses a following technical scheme realizes:

a heat dissipation system of a screw air compressor comprises a hollow shell and a water tank, a motor is arranged in the shell, the output end of the motor penetrates the outer part of the shell to be connected with the screw main machine, the shell is provided with an air inlet and an air outlet, a fan is arranged at the air inlet, the air outlet of the fan is arranged towards the motor, a water pipe is connected between the bottom of the shell and the water tank, the water pipe is provided with a water pump, the inner side wall of the shell is fixedly connected with an outer cylinder, the outer cylinder is provided with an outer water through hole, the inner cylinder is rotationally connected in the outer cylinder, a transmission shaft of the fan is connected with the inner cylinder and used for driving the inner cylinder to rotate, a valve is arranged between the bottom of the water tank and the outer limber hole of the outer cylinder, the inner cylinder is provided with an inner limber hole around a circle along the axis of the inner cylinder, the inner side of the inner cylinder is provided with water tanks which are mutually independent in an annular array by taking the rotating axis of the inner cylinder as a center.

Preferably, the inner side wall of the outer cylinder is in liquid sealing fit with the outer side wall of the inner cylinder.

Preferably, the inner diameter of the inner cylinder is larger than the shape of the fan.

Preferably, the fan and the motor are arranged on two opposite sides in the shell.

Has the advantages that: by adopting the scheme, when the air compressor performs heat dissipation work, the fan rotates to blow water to the outer wall of the motor for cooling, and the heat dissipation effect is obvious.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the inner tube structure of the present invention;

FIG. 3 is a schematic view of another directional structure of FIG. 2;

fig. 4 is a schematic view of the outer barrel of the present invention.

The reference numbers are as follows:

1. a motor; 2. a screw main machine; 3. a housing; 31. an air inlet; 32. an air outlet; 4. a water tank; 5. a fan; 6. an inner barrel; 61. a water tank; 62. an inner water through hole; 7. a water pump; 8. a water pipe; 9. an outer cylinder; 91. an outer water through hole; 10. and (4) a valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples, it being understood that the structure of the invention is not limited to the following examples:

as shown in fig. 1-4, a heat dissipation system of a screw air compressor comprises a hollow casing 3 and a water tank 4, a motor 1 is installed inside the casing 3, an output end of the motor 1 penetrates through the outside of the casing 3 to be connected with a screw host 2, an air inlet 31 and an air outlet 32 are formed in the casing 3, a fan 5 is installed at the air inlet 31, an air outlet of the fan 5 is arranged towards the motor 1, a water pipe 8 is connected between the bottom of the casing 3 and the water tank 4, a water pump 7 is installed on the water pipe 8, an outer cylinder 9 is fixedly connected to the inner side wall of the casing 3, an outer water through hole 91 is formed in the outer cylinder 9, an inner cylinder 6 is rotatably connected to the outer cylinder 9, a transmission shaft of the fan 5 is connected with the inner cylinder 6 to drive the inner cylinder 6 to rotate, a valve 10 is installed between the bottom of the water tank 4 and the outer water through hole 91 of the outer cylinder 9, the inner cylinder 6 is provided with an inner water through hole 62 around a circle along the axis of the inner cylinder, and the inner cylinder 6 is provided with a water groove 61 with a rotation axis as a central annular array which is independent from the inner side.

Furthermore, the inner side wall of the outer cylinder 9 is in liquid sealing fit with the outer side wall of the inner cylinder 6.

Further, the inner diameter of the inner cylinder 6 is larger than the shape of the fan 5.

Further, the fan 5 and the motor 1 are disposed at opposite sides inside the housing 3.

In one embodiment of the utility model, the water tank 4 is installed on the top of the shell 3, the left side wall of the shell 3 is provided with the air inlet 31, the upper edge of the right side wall of the shell 3 is provided with the air outlet 32, the fan 5 is installed in the air inlet 31, the motor 1 is installed on the right side wall of the inner cavity of the shell 3, the output end of the motor 1 penetrates through the outside of the shell 3 and is connected with the screw main machine 2 to drive the screw main machine 2;

an outer barrel 9 surrounding an air inlet 31 is fixedly connected to the left side wall of an inner cavity of a shell 3, an inner barrel 6 is rotatably connected to the inner side wall of the outer barrel 9, the inner side wall of the outer barrel 9 is in liquid seal fit with the outer side wall of the inner barrel 6, a rotating shaft of a fan 5 is connected with the inner barrel 6, the inner barrel 6 is driven to rotate by the rotation of the fan 5, an outer water through hole 91 is formed in the top of the outer barrel 9, a valve 10 is connected between the bottom of a water tank 4 and the outer water through hole 91 of the outer barrel 9, the valve 10 can adopt an electromagnetic valve, so that water in the water tank 4 flows into the inner barrel 10 through the valve 10 and the outer water through hole 91, an inner water through hole 62 is formed in the inner barrel 6, the inner barrel water through hole 62 is distributed around the inner barrel 6, water can always flow into the inner barrel 6 through the outer water through hole 91 and a part of the inner water through hole 62 to form fine water drops, the fine water drops fall under the action of gravity, at the moment, and the wind generated by the fan 5 blows the fine water drops to the outer side wall of the motor 1, the fine water drops are distributed on each part of the outer side wall of the motor 1, so that the cooling effect of the motor 1 is improved;

the air is discharged through the air outlet 32;

the water pump 7 recovers the water inside the housing 3 into the water tank 4 to form a circulation.

The fan 5, the water pump 7 and the valve 10 work along with the motor 1.

In the dropping process of the water drops, a part of water drops are not blown to the motor 1 by wind of the fan 5, the inner side wall of the inner barrel 6 is provided with annular-array water tanks 61, a plurality of groups of water tanks 61 are mutually independent, the water drops fall into a group of water tanks 61 with the lowest horizontal position, the water tanks 61 filled with the water drops are rotated to the high position by the rotation of the inner barrel 6, and the water drops filled in the water tanks 61 rotated to the high position continuously drop under the action of gravity and are blown to the motor 1 by the wind of the fan 5.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screw compressor's cooling system, includes inside hollow casing (3) and water tank (4), its characterized in that: install inside casing (3) motor (1), motor (1) output runs through to casing (3) outside and is connected with screw rod host computer (2), air intake (31) and air outlet (32) have been seted up on casing (3), air intake (31) department installs fan (5), fan (5) air outlet sets up towards motor (1), be connected with water pipe (8) between casing (3) bottom and water tank (4), install water pump (7) on water pipe (8), casing (3) inside wall rigid coupling has urceolus (9), outer limbers (91) have been seted up on urceolus (9), urceolus (9) internal rotation is connected with inner tube (6), the transmission shaft and the inner tube (6) of fan (5) are connected and are used for driving inner tube (6) rotatory, install valve (10) between the outer limbers (91) of water tank (4) bottom and urceolus (9), the inner cylinder (6) is provided with inner water through holes (62) around a circle along the axis, and the inner side of the inner cylinder (6) is provided with water tanks (61) which are mutually independent in an annular array by taking the rotation axis as the center.

2. The heat dissipation system of the screw air compressor as claimed in claim 1, wherein: the inner side wall of the outer cylinder (9) is in liquid-tight fit with the outer side wall of the inner cylinder (6).

3. The heat dissipation system of the screw air compressor as claimed in claim 1, wherein: the inner diameter of the inner cylinder (6) is larger than the shape of the fan (5).

4. The heat dissipation system of the screw air compressor as claimed in claim 1, wherein: the fan (5) and the motor (1) are arranged on two opposite sides in the shell (3).