CN215633846U

CN215633846U - Double-shaft direct-connection multi-impeller centrifugal compressor structure

Info

Publication number: CN215633846U
Application number: CN202122404937.3U
Authority: CN
Inventors: 赵文骐
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-01-25
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses a double-shaft direct-connection type multi-impeller centrifugal compressor structure, which comprises a shell, wherein a stator is fixedly connected at the middle part of the inner wall of the shell, a rotor is inserted in the stator, two sides of the rotor are fixedly connected with shaft levers, one end of each shaft lever passes through an outer sealing plate and is fixedly connected with an impeller, two sides of the shell are fixedly connected with volutes, the middle part of each volute is fixedly communicated with an air inlet nozzle, the top of each volute is fixedly communicated with an air outlet nozzle, one side of the bottom end of the shell is fixedly connected with a water tank, the back surface of the water tank is fixedly provided with a water pump, the bottom end of the inner wall of the water tank is fixedly provided with a semiconductor refrigerating fin, the front surface and the back surface of the shell are fixedly connected with heat conducting fins, and the surfaces of the heat conducting fins are fixedly connected with radiating fins. The service life of the device is prolonged.

Description

Double-shaft direct-connection multi-impeller centrifugal compressor structure

Technical Field

The utility model relates to the field of compressors, in particular to a double-shaft direct-connection type multi-impeller centrifugal compressor structure.

Background

The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system.

The improvement of air pressure in the centrifugal compressor is realized by the rotation of an impeller and the diffusion of a diffuser, but the existing centrifugal compressor has low working efficiency, is not practical enough, has poor heat dissipation effect and can reduce the service life, and therefore, the double-shaft direct-connection multi-impeller centrifugal compressor structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-shaft direct-connection type multi-impeller centrifugal compressor structure, which aims to solve the problems that the conventional centrifugal compressor in the background art is low in working efficiency, not practical enough, poor in heat dissipation effect and capable of shortening the service life.

In order to achieve the purpose, the utility model provides the following technical scheme: a double-shaft direct-connection multi-impeller centrifugal compressor structure comprises a shell, wherein a stator is fixedly connected to the middle of the inner wall of the shell, a rotor is inserted into the stator, shaft levers are fixedly connected to both sides of the rotor, outer sealing plates are fixedly connected to both sides of the inner wall of the shell, a bearing is rotatably connected to the middle of the shaft levers, one side of the bearing, which is far away from the rotor, is fixedly connected with an outer sealing plate, one end of the shaft lever penetrates through the outer sealing plate and is fixedly connected with an impeller, a volute is fixedly connected to both sides of the shell, the middle of the volute is fixedly communicated with an air inlet nozzle, the top of the volute is fixedly communicated with an air outlet nozzle, one side of the bottom end of the shell is fixedly connected with a water tank, a water pump is fixedly installed on the back of the water tank, the input end of the water pump is communicated with the inside of the water tank, and the output end of the water pump is fixedly connected with an water inlet pipe, the utility model discloses a solar water heater, including casing, water tank, water inlet pipe, casing fixedly connected with condenser pipe, the one end of inlet tube passes the casing fixedly connected with condenser pipe, the one end fixedly connected with outlet pipe of condenser pipe, the one end of outlet pipe passes the positive fixed intercommunication of casing and water tank, the bottom fixed mounting of water tank inner wall has the semiconductor refrigeration piece, one side fixed mounting of shells inner wall bottom has temperature detect switch, the equal fixedly connected with conducting strip in the front and the back of casing, the fixed surface of conducting strip is connected with the fin.

As a preferable technical scheme of the present invention, a rubber seal ring is fixedly connected to a joint of the outer seal plate and the shaft rod.

In a preferred aspect of the present invention, the first filter is engaged with a surface of the intake nozzle.

As a preferred technical scheme of the utility model, the water pump and the semiconductor refrigerating sheet are electrically connected with an external power supply through the temperature control switch.

As a preferable technical scheme of the utility model, a plurality of impellers are arranged.

As a preferred technical scheme of the utility model, a plurality of heat dissipation holes are uniformly formed in the top end of the shell.

As a preferable technical solution of the present invention, the second filter screen is engaged with a surface of the heat dissipation hole.

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

1. the rotors drive the shaft levers on the two sides to rotate, so that the impellers at one end of the shaft levers rotate, the impellers rotating at high speed provide centrifugal force for gas, a diffuser can be formed between the outer sealing plate and the volute, the gas pressure is improved, and the two sides of the rotors are connected with the impellers through the shaft levers, so that the two sides of the device can be subjected to gas diffusion, two groups of diffusion work can be simultaneously carried out, the working efficiency is improved, and the device is more practical;

2. through being equipped with the conducting strip between casing and fin, make heat on the casing can be better conduct the fin effluvium, and when the inside temperature detect switch of casing detected the high temperature, just can start water pump and semiconductor refrigeration piece, the semiconductor refrigeration piece can be with the water cooling in the water tank, take out by the water pump again, cold water flows into in the condenser pipe through the inlet tube, it circulates with this in the water tank to flow back along the outlet pipe again, cold water is when the condenser pipe flows through, can play the effect of heat dissipation cooling to the inside of casing, the radiating effect of device is good from this, can improve device's life.

Drawings

FIG. 1 is a perspective view at the housing of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a side sectional view at the housing of the present invention.

In the figure: 1. a housing; 2. a stator; 3. a rotor; 4. a shaft lever; 5. an outer sealing plate; 6. a bearing; 7. a rubber seal ring; 8. a volute; 9. an impeller; 10. an air inlet nozzle; 11. a first filter screen; 12. an air outlet nozzle; 13. a temperature control switch; 14. heat dissipation holes; 15. a second filter screen; 16. a heat conductive sheet; 17. a heat sink; 18. a water tank; 19. a semiconductor refrigeration sheet; 20. a water pump; 21. a water inlet pipe; 22. a condenser tube; 23. and (5) discharging a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a double-shaft direct-connection multi-impeller centrifugal compressor structure, which comprises a casing 1, a stator 2 fixedly connected to the middle of the inner wall of the casing 1, a rotor 3 inserted into the stator 2, a shaft lever 4 fixedly connected to both sides of the rotor 3, an outer sealing plate 5 fixedly connected to both sides of the inner wall of the casing 1, a bearing 6 rotatably connected to the middle of the shaft lever 4, a side of the bearing 6 opposite to the rotor 3 and fixedly connected to the outer sealing plate 5, an impeller 9 fixedly connected to one end of the shaft lever 4 through the outer sealing plate 5, a volute 8 fixedly connected to both sides of the casing 1, an air inlet nozzle 10 fixedly connected to the middle of the volute 8, an air outlet nozzle 12 fixedly connected to the top of the volute 8, a water tank 18 fixedly connected to one side of the bottom end of the casing 1, a water pump 20 fixedly mounted on the back of the water tank 18, and an input end of the water pump 20 communicated with the interior of the water tank 18, water pump 20's output end fixedly connected with inlet tube 21, 1 fixedly connected with condenser pipe 22 of casing is passed to the one end of inlet tube 21, the one end fixedly connected with outlet pipe 23 of condenser pipe 22, the one end of outlet pipe 23 is passed the fixed intercommunication in front of casing 1 with water tank 18, the bottom fixed mounting of 18 inner walls of water tank has semiconductor refrigeration piece 19, one side fixed mounting of 1 inner walls of casing bottom has temperature detect switch 13, the equal fixedly connected with conducting strip 16 in the front and the back of casing 1, the fixed surface of conducting strip 16 is connected with fin 17.

Preferably, a rubber sealing ring 7 is fixedly connected to the joint of the outer sealing plate 5 and the shaft rod 4, and is used for maintaining the sealing property in the shell 1;

preferably, the first filter screen 11 is fastened on the surface of the air inlet nozzle 10, so that impurities such as dust in air can be filtered;

preferably, the water pump 20 and the semiconductor refrigeration piece 19 are both electrically connected with an external power supply through the temperature control switch 13, and the temperature control switch 13 is used for controlling the opening and closing of the water pump 20 and the semiconductor refrigeration piece 19;

preferably, a plurality of impellers 9 are arranged, so that the pressure and the speed of the gas can be greatly improved;

preferably, a plurality of heat dissipation holes 14 are uniformly formed in the top end of the housing 1, and are used for dissipating heat inside the housing 1;

preferably, a second filter screen 15 is engaged with the surface of the heat dissipation hole 14 to prevent dust from entering the housing 1 through the heat dissipation hole 14.

When the double-shaft direct-connection multi-impeller centrifugal compressor structure is used, the model of the temperature control switch 13 is KSD301, when the double-shaft direct-connection multi-impeller centrifugal compressor structure is used, the rotor 3 is rotated through the stator 2 in the shell 1, the rotor 3 drives the shaft levers 4 at two sides to rotate, so that the impellers 9 at one end of the shaft levers 4 rotate, gas to be diffused enters the volute 8 through the air inlet nozzle 10, the impellers 9 rotating at high speed exert gas centrifugal force, a diffuser is formed between the outer sealing plate 5 and the volute 8, so that the gas pressure is improved, the diffused gas is discharged through the air outlet nozzle 12, and because the impellers 9 are connected to two sides of the rotor 3 through the shaft levers 4, the two sides of the device can be diffused with gas, so that two groups of diffusion work can be simultaneously carried out, the working efficiency is improved, the double-shaft direct-connection multi-impeller centrifugal compressor structure is more practical, the front side and the back side of the shell 1 are both connected with the radiating fins 17 through the heat conducting fins 16, the conducting strip 16 adopts the silica gel material, can improve heat-conducting efficiency, make the heat on the casing 1 can be better conduct the fin 17 and dispel, be equipped with water tank 18 in casing 1 bottom, when casing 1 inside temperature detect switch 13 when the high temperature, just can start water pump 20 and semiconductor refrigeration piece 19, semiconductor refrigeration piece 19 can be with the water cooling in the water tank 18, take out by water pump 20 again, cold water flows into condenser pipe 22 through inlet tube 21 in, it circulates with this in the water tank 18 to flow back along outlet pipe 23 again, cold water is when the condenser pipe 22 of flowing through, can play the effect of heat dissipation cooling to casing 1's inside, the radiating effect of device is good from this, can improve device's life.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A kind of biaxial direct-coupled multiblade centrifugal compressor structure, including body (1), its characteristic is: the middle part of the inner wall of the shell (1) is fixedly connected with a stator (2), the inside of the stator (2) is inserted with a rotor (3), both sides of the rotor (3) are fixedly connected with a shaft lever (4), both sides of the inner wall of the shell (1) are fixedly connected with outer seal plates (5), the middle part of the shaft lever (4) is rotatably connected with a bearing (6), one side of the bearing (6) departing from the rotor (3) is fixedly connected with the outer seal plates (5), one end of the shaft lever (4) penetrates through the outer seal plates (5) and is fixedly connected with an impeller (9), both sides of the shell (1) are fixedly connected with a volute (8), the middle part of the volute (8) is fixedly communicated with an air inlet nozzle (10), the top part of the volute (8) is fixedly communicated with an air outlet nozzle (12), one side of the bottom end of the shell (1) is fixedly connected with a water tank (18), a water pump (20) is fixedly arranged on the back of the water tank (18), the input end of the water pump (20) is communicated with the inside of the water tank (18), the output end of the water pump (20) is fixedly connected with a water inlet pipe (21), one end of the water inlet pipe (21) penetrates through the shell (1) and is fixedly connected with a condensation pipe (22), one end of the condensation pipe (22) is fixedly connected with a water outlet pipe (23), one end of the water outlet pipe (23) penetrates through the shell (1) and is fixedly communicated with the front surface of the water tank (18), a semiconductor refrigerating sheet (19) is fixedly arranged at the bottom end of the inner wall of the water tank (18), a temperature control switch (13) is fixedly arranged on one side of the bottom end of the inner wall of the shell (1), the front and the back of the shell (1) are both fixedly connected with heat conducting fins (16), and the surfaces of the heat conducting fins (16) are fixedly connected with radiating fins (17).

2. A twin-shaft direct-coupled multi-impeller centrifugal compressor structure according to claim 1, wherein: and a rubber sealing ring (7) is fixedly connected at the joint of the outer sealing plate (5) and the shaft lever (4).

3. A twin-shaft direct-coupled multi-impeller centrifugal compressor structure according to claim 1, wherein: the surface of the air inlet nozzle (10) is clamped with a first filter screen (11).

4. A twin-shaft direct-coupled multi-impeller centrifugal compressor structure according to claim 1, wherein: the water pump (20) and the semiconductor refrigerating sheet (19) are electrically connected with an external power supply through the temperature control switch (13).

5. A twin-shaft direct-coupled multi-impeller centrifugal compressor structure according to claim 1, wherein: the impellers (9) are provided with a plurality of impellers.

6. A twin-shaft direct-coupled multi-impeller centrifugal compressor structure according to claim 1, wherein: a plurality of heat dissipation holes (14) are uniformly formed in the top end of the shell (1).

7. The structure of a double-shaft direct-coupled multi-impeller centrifugal compressor according to claim 6, wherein: and a second filter screen (15) is clamped on the surface of the heat dissipation hole (14).