CN216922511U

CN216922511U - Exhaust valve for screw rod compressor

Info

Publication number: CN216922511U
Application number: CN202121696891.0U
Authority: CN
Inventors: 程鑫
Original assignee: Shenzhen Xinbao Compressor Co ltd
Current assignee: Shenzhen Xinbao Compressor Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-07-08
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses an exhaust valve for a screw rod compressor, which comprises an exhaust pipe, wherein a valve body is arranged on the exhaust pipe, a protective cover is arranged on the valve body, and an exhaust mechanism is arranged on the valve body. The utility model can automatically exhaust the gas in the exhaust pipe and can reuse the residual gas.

Description

Exhaust valve for screw rod compressor

Technical Field

The utility model relates to the technical field of compressors, in particular to an exhaust valve for a screw rod compressor.

Background

The screw compressor is divided into a single screw compressor and a double screw compressor, the screw compressor is also called a screw compressor and comprises a screw air compressor and a screw process compressor (a vinyl chloride compressor and the like), and the screw compressor is a positive displacement double screw oil injection compressor and is generally of a box type skid-mounted structure. The screw compressor has the characteristics of small size, light weight, easy maintenance and the like, and is a machine type which is developed quickly in the refrigeration compressor. On the one hand, the molded line and the structural design of the screw rod are greatly improved. On the other hand, the introduction of the milling machine special for the screw rotor, particularly the grinding machine, improves the processing precision and the processing efficiency of the key parts, and effectively improves the performance of the screw compressor. Currently, screw compressors are mainly used in compressed air and medium duty refrigeration heat pump air conditioning systems. Due to the increasing operational reliability of screw compressors, they have gradually replaced reciprocating compressors in the medium cooling capacity range and have occupied a part of the market for centrifugal compressors. In the prior art, the exhaust valve has large deviation, and the lubricant in the gas cannot be recycled. Therefore, the exhaust valve for the screw rod compressor is provided.

SUMMERY OF THE UTILITY MODEL

In order to achieve the purpose, the utility model adopts the technical scheme that the exhaust valve for the screw rod compressor comprises an exhaust pipe, wherein a valve body is arranged on the exhaust pipe, a protective cover is arranged on the valve body, and an exhaust mechanism is arranged on the valve body;

the exhaust mechanism includes: the device comprises a motor, a main shaft, a first gear, a first bearing, a first connecting shaft, a second gear, a baffle, an inductor, a second connecting shaft, a second bearing and a recovery part;

the motor sets up on the valve body, the main shaft sets up the output of motor, a gear setting is in on the main shaft, a bearing sets up on the valve body, a connecting axle sets up on the bearing, No. two gear settings are in on the connecting axle, the baffle sets up on the connecting axle, the inductor sets up on the baffle, No. two connecting axle settings are in on the baffle, No. two bearing settings are in on No. two connecting axles, the setting of recovery portion is in on the valve body.

Preferably, the recovery unit includes: the filter unit comprises a first connecting pipe, a first collecting tank, a second connecting pipe, a first storage tank, a second collecting tank, a third connecting pipe, a second storage tank and a filter unit;

a connecting pipe sets up on the valve body, a collecting vat sets up on the connecting pipe, No. two the connecting pipe sets up on the collecting vat, a hold up tank sets up on No. two the connecting pipe and set up on the bearing, No. two the collecting vat sets up on the valve body, No. three the connecting pipe sets up on No. two the collecting vat, No. two the hold up tank sets up on No. three the connecting pipe and set up on No. two the bearing, the filter house sets up on the valve body.

Preferably, the filtering part comprises a filter screen, a third collecting tank, an oil outlet, a collecting cup, a graduated tube and a suspension ball;

the filter screen is arranged on the valve body, the third collecting groove is arranged on the valve body, the oil outlet is arranged on the third collecting groove, the collecting cup is arranged on the valve body, the scale pipe is arranged on the collecting cup, and the suspension ball is arranged on the scale pipe.

Preferably, the second bearing is arranged on the second connecting shaft and arranged on the valve body.

Preferably, the first gear is meshed with the second gear.

Compared with the prior art, the utility model has the advantages and positive effects that the utility model can automatically discharge the gas in the exhaust pipe and can reuse the residual gas in the gas.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

Fig. 1 is a front cross-sectional view of an exhaust valve for a screw rod compressor according to the present embodiment;

fig. 2 is a partially enlarged view of an exhaust valve for a screw rod compressor according to the present embodiment;

shown in the figure: 1. an exhaust pipe; 2. a valve body; 3. a protective cover; 4. a motor; 5. a main shaft; 6. A first gear; 7. a first bearing; 8. a first connecting shaft; 9. a second gear; 10. a baffle plate; 11. An inductor; 12. a second connecting shaft; 13. a second bearing; 14. a first connecting pipe; 15. collecting tank I; 16. a second connecting pipe; 17. a first storage tank; 18. a second collecting tank; 19. a third connecting pipe; 20. a second storage tank; 21. a filter screen; 22. collecting tank III; 23. an oil outlet; 24. A collection cup; 25. a graduated tube; 26. and (5) suspending the ball.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

In the embodiment, as can be seen from the attached drawing 1 of the specification, the exhaust valve for the screw rod compressor comprises an exhaust pipe 1, wherein a valve body 2 is arranged on the exhaust pipe 1, a protective cover 3 is arranged on the valve body 2, and an exhaust mechanism is arranged on the valve body 2;

the exhaust mechanism includes: the device comprises a motor 4, a main shaft 5, a first gear 6, a first bearing 7, a first connecting shaft 8, a second gear 9, a baffle 10, an inductor 11, a second connecting shaft 12, a second bearing 13 and a recovery part;

the motor 4 sets up on the valve body 2, main shaft 5 sets up the output of motor 4, a gear 6 sets up on the main shaft 5, a bearing 7 sets up on the valve body 2, a connecting axle 8 sets up on a bearing 7, No. two gears 9 set up on a connecting axle 8, baffle 10 sets up on a connecting axle 8, inductor 11 sets up on the baffle 10, No. two connecting axles 12 set up on the baffle 10, No. two bearings 13 set up on No. two connecting axles 12, the setting of recovery portion is in on the valve body 2.

As can be seen from fig. 1-2 of the specification, the recovery unit includes:

a connecting pipe 14 sets up on the valve body 2, a collecting vat 15 sets up on a connecting pipe 14, No. two connecting pipes 16 set up on a collecting vat 15, a hold up tank 17 sets up on No. two connecting pipes 16 and set up on a bearing 7, No. two collecting vats 18 set up on the valve body 2, No. three connecting pipes 19 set up on No. two collecting vats 18, No. two hold up tanks 20 set up on No. three connecting pipes 19 and set up on No. two bearings 13, the filter house sets up on the valve body 2.

As can be seen from the attached figures 1-2 of the specification, the filtering part comprises a filter screen 21, a third collecting tank 22, an oil outlet 23, a collecting cup 24, a graduated tube 25 and a suspension ball 26;

the filter screen 21 is arranged on the valve body 2, the third collecting groove 22 is arranged on the valve body 2, the oil outlet 23 is arranged on the third collecting groove 22, the collecting cup 24 is arranged on the valve body 2, the graduated tube 25 is arranged on the collecting cup 24, and the suspension ball 26 is arranged on the graduated tube 25.

In the above scheme, the second bearing 13 is arranged on the second connecting shaft 12 and on the valve body 2.

In the scheme, the first gear 6 is meshed with the second gear 9.

It is important to point out that, in the specific implementation process, the exhaust of the exhaust pipe 1 is sensed by the temperature sensor, then the motor 4 is turned on to drive the first gear 6 to drive the second gear 9 to rotate, the second gear 9 drives the first connecting shaft 8 and the baffle 10 to rotate to enable the gas to pass through the valve body 2, when the gas passes through, the gas and the residual lubricant enter the first collecting groove 15 in the first connecting pipe 14 to be collected and then flow into the storage groove through the second connecting pipe 16 to lubricate the bearing, when the gas passes through the filter screen 21, the lubricant in the gas can be remained on the filter screen 21, and then the lubricant flows into the third connecting pipe 22, flows out the collecting groove 23 to be collected in the collecting cup 24 and is observed through the scale pipe 25 and the suspension ball 26.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. An exhaust valve for a screw rod compressor comprises an exhaust pipe (1), and is characterized in that a valve body (2) is arranged on the exhaust pipe (1), a protective cover (3) is arranged on the valve body (2), and an exhaust mechanism is arranged on the valve body (2);

the exhaust mechanism includes: the device comprises a motor (4), a main shaft (5), a first gear (6), a first bearing (7), a first connecting shaft (8), a second gear (9), a baffle (10), an inductor (11), a second connecting shaft (12), a second bearing (13) and a recovery part;

motor (4) set up on valve body (2), main shaft (5) set up the output of motor (4), gear (6) set up on main shaft (5), bearing (7) set up on valve body (2), connecting axle (8) set up on bearing (7), No. two gear (9) set up on connecting axle (8), baffle (10) set up on connecting axle (8), inductor (11) set up on baffle (10), No. two gear (12) set up on baffle (10), connecting axle (13) set up on No. two connecting axle (12), the portion of retrieving sets up on valve body (2).

2. The exhaust valve for a screw compressor according to claim 1, wherein the recovery unit includes: a first connecting pipe (14), a first collecting tank (15), a second connecting pipe (16), a first storage tank (17), a second collecting tank (18), a third connecting pipe (19), a second storage tank (20) and a filtering part;

a connecting pipe (14) sets up on valve body (2), collecting vat (15) set up on connecting pipe (14), No. two connecting pipe (16) set up on collecting vat (15), hold up tank (17) set up on No. two connecting pipe (16) and set up on bearing (7), No. two collecting vat (18) set up on valve body (2), No. three connecting pipe (19) set up on No. two collecting vat (18), No. two hold up tank (20) set up on No. three connecting pipe (19) and set up on No. two bearing (13), the filter house sets up on valve body (2).

3. The exhaust valve for the screw rod compressor as claimed in claim 2, wherein the filtering part comprises a filter screen (21), a No. three collecting tank (22), an oil outlet (23), a collecting cup (24), a graduated tube (25) and a floating ball (26);

the filter screen (21) is arranged on the valve body (2), the third collecting groove (22) is arranged on the valve body (2), the oil outlet (23) is arranged on the third collecting groove (22), the collecting cup (24) is arranged on the valve body (2), the scale tube (25) is arranged on the collecting cup (24), and the suspension ball (26) is arranged on the scale tube (25).

4. The exhaust valve for the screw rod compressor according to claim 1, wherein the second bearing (13) is disposed on the second connecting shaft (12) and on the valve body (2).

5. The exhaust valve for screw rod compressors according to claim 1, wherein said first gear (6) is meshed with said second gear (9).