CN213361454U

CN213361454U - Corrugated pipe for air compressor

Info

Publication number: CN213361454U
Application number: CN202021678601.5U
Authority: CN
Inventors: 毛伟伟
Original assignee: Tangshan Guye Zhonghe Dingsheng Machinery Manufacturing Co ltd
Current assignee: Tangshan Guye Zhonghe Dingsheng Machinery Manufacturing Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-06-04
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a bellows for air compressor, including bellows main part and connecting pipe, the equal fixedly connected with connecting pipe in both ends of bellows main part, the surface of bellows main part is provided with a plurality of bellows crests, the surface of bellows main part is provided with a plurality of bellows troughs in the both sides interval of a plurality of bellows crests, the inside of bellows main part all is provided with the becket, two with the corresponding position department of a plurality of bellows troughs the outside of connecting pipe all is provided with the stop collar, two the equal fixedly connected with connector of one end of bellows main part, two are kept away from to the connecting pipe the one end outside that bellows main part was kept away from to the connector all is provided with the flange. The utility model discloses in, the connector is provided with the adapter sleeve, and sealed annular of cooperation and connecting thread can directly carry out sealing connection through the mode of screwing up the adapter sleeve, and easy operation is convenient, and sealed respond well, and the change and the maintenance of the bellows of being convenient for have strengthened the practicality of bellows.

Description

Corrugated pipe for air compressor

Technical Field

The utility model relates to a bellows technical field especially relates to a bellows for air compressor.

Background

In the prior art of compressor pipe fittings, gas discharged by a compressor pushes a check valve open to enter a discharge muffler, then enters a primary aftercooler and a secondary aftercooler, and then enters a main discharge pipe to be discharged. The exhaust corrugated pipe with U-shaped corrugated axial section is set inside the exhaust pipeline and has the purpose of utilizing the effective expansion and contraction deformation of the corrugated pipe as the work body to absorb the size change of the exhaust pipeline caused by expansion caused by heat, contraction caused by cold, etc. or compensate the axial, transverse and angular displacement of the exhaust pipeline.

The corrugated pipe is one of important parts of an exhaust system, the noise of the exhaust system can be reduced, the service life of an exhaust system pair can be prolonged, the conventional corrugated pipe is usually formed by welding flanges at the end parts of two ends of the corrugated pipe, the corrugated pipe is connected with the exhaust system through the flanges, although the sealing effect is good, the connection is complex, the consumed time is long, and the corrugated pipe is not beneficial to replacement and maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a corrugated pipe for an air compressor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a corrugated pipe for an air compressor comprises a corrugated pipe main body and connecting pipes, wherein the two ends of the corrugated pipe main body are fixedly connected with the connecting pipes, the surface of the corrugated pipe main body is provided with a plurality of corrugated pipe wave crests, the surface of the corrugated pipe main body is provided with a plurality of corrugated pipe wave troughs at intervals on the two sides of the plurality of corrugated pipe wave crests, the inner part of the corrugated pipe main body corresponding to the plurality of corrugated pipe wave troughs is provided with a metal ring, the outer sides of the two connecting pipes are provided with limit sleeves, one ends of the two connecting pipes far away from the corrugated pipe main body are fixedly connected with connecting heads, the outer sides of one ends of the two connecting heads far away from the corrugated pipe main body are provided with flanges, one ends of the two connecting heads close to the corrugated pipe main body are provided with sliding grooves through corresponding flanges, one ends, two the equal fixedly connected with adapter sleeve of bellows main part is kept away from to spacing ring cover one end outer fringe, two sealed annular, two have all been seted up to the one end that bellows main part was kept away from to the connector the inside of sealed annular all is provided with the sealing washer, just the material of sealing washer is the silicon rubber material, two the one end that bellows main part was kept away from to the inside of adapter sleeve all is provided with connecting thread.

As a further description of the above technical solution:

the outer surface of two connecting pipes all is provided with the external screw thread.

As a further description of the above technical solution:

the inner sides of the two limiting sleeves are provided with inner threads matched with the connecting pipes, and the inner threads and the outer threads are connected with the corresponding connecting pipes in a threaded mode.

As a further description of the above technical solution:

two the stop collar is kept away from the one end surface of bellows main part and two the stop collar all is provided with protruding line near the one end surface of bellows main part.

As a further description of the above technical solution:

and the outer side surfaces of the two limit sleeves and the two limit sleeve sleeves are provided with anti-skid threads.

As a further description of the above technical solution:

the thread direction of the external thread arranged on the outer surface of the two connecting pipes is opposite to that of the two connecting threads.

The utility model discloses following beneficial effect has:

1. the utility model discloses a connector is provided with the adapter sleeve, and sealed annular of cooperation and connecting thread can directly carry out sealing connection through the mode of screwing up the adapter sleeve, and easy operation is convenient, and sealed respond well, and the practicality of bellows has been strengthened with the maintenance to the change of the bellows of being convenient for.

2. The utility model discloses the stop collar and the connecting pipe screw-thread fit that set up can carry out reverse tightening for the rotation direction of adapter sleeve, and it is spacing to extrude the adapter sleeve, prevents that high frequency vibration from leading to the adapter sleeve pine to take off and then lead to the condition appearance of sealed inefficacy, has strengthened the practicality of bellows.

Drawings

Fig. 1 is a front view of a bellows for an air compressor according to the present invention;

fig. 2 is a cross-sectional view of a bellows main body of a bellows for an air compressor according to the present invention;

fig. 3 is a schematic view of a connection structure of the bellows for an air compressor according to the present invention.

Illustration of the drawings:

1. a bellows body; 2. a corrugated tube crest; 3. a bellows trough; 4. a connecting pipe; 5. a limiting sleeve; 6. a connector; 7. a sliding groove; 8. a spacing ring sleeve; 9. connecting sleeves; 10. a flange; 11. sealing the ring groove; 12. connecting threads; 13. a seal ring; 14. a metal ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a corrugated pipe for an air compressor comprises a corrugated pipe main body 1 and connecting pipes 4, wherein the two ends of the corrugated pipe main body 1 are fixedly connected with the connecting pipes 4, the surface of the corrugated pipe main body 1 is provided with a plurality of corrugated pipe wave crests 2, the surface of the corrugated pipe main body 1 is provided with a plurality of corrugated pipe wave troughs 3 at intervals on the two sides of the plurality of corrugated pipe wave crests 2, the inner part of the corrugated pipe main body 1 is provided with metal rings 14 at positions corresponding to the plurality of corrugated pipe wave troughs 3, the outer sides of the two connecting pipes 4 are provided with stop sleeves 5, one ends of the two connecting pipes 4 far away from the corrugated pipe main body 1 are fixedly connected with connecting heads 6, the outer sides of one ends of the two connecting heads 6 far away from the corrugated pipe main body 1 are provided with flanges 10, one ends of the two connecting heads 6 near the corrugated pipe main body 1 are provided with sliding grooves 7 through the, be used for making

adapter sleeve

9 and 6 spacing rotations of connector to cup joint, two equal fixedly connected with adapter sleeve 9 of one end outer fringe that bellows main part 1 was kept away from to spacing ring cover 8, cooperation seal ring groove 11 and connecting thread 12, can directly carry out sealing connection through the mode of screwing up the adapter sleeve, easy operation is convenient, and sealed respond well, the change and the maintenance of the bellows of being convenient for, the practicality of bellows has been strengthened, bellows main part 1's one end is kept away from to two connectors 6 has all been seted up seal ring groove 11, two seal ring groove 11's inside all is provided with sealing washer 13, and sealing washer 13's material is the silicon rubber material, the leakproofness is good, the inside one end of keeping away from bellows main part 1 of two adapter sleeves 9 all.

The outer surfaces of the two connecting pipes 4 are both provided with external threads, the inner sides of the two limit sleeves 5 are both provided with internal threads matched with the connecting pipes 4, and through inside and outside screw thread and corresponding connecting pipe 4 threaded connection, the terminal surface that bellows main part 1 was kept away from to two stop collar 5 and the terminal surface that two stop collar covers 8 are close to bellows main part 1 all are provided with protruding line, improve frictional force, be convenient for spacing, the outside surface of two stop collar 5 and two stop collar covers 8 all is provided with anti-skidding line, the screw thread direction of the external screw thread that two connecting pipe 4 surfaces set up all is opposite with the screw thread direction of two connecting thread 12, make the rotation direction of stop collar 5 opposite with the rotation direction of adapter sleeve 9, be convenient for extrude spacing to adapter sleeve 9, prevent that high frequency vibration from leading to the adapter sleeve pine to take off and then lead to the condition appearance of sealed inefficacy, the practicality of bellows has been strengthened.

The working principle is as follows: the utility model discloses during the use, through rotating adapter sleeve 9, utilize the cooperation of connecting thread 12, make pipeline interface get into in the sealed annular 11, screw up behind the adapter sleeve pipeline interface and sealing washer 13 closely cooperate, seal, easy operation is convenient, and sealed respond well, the change and the maintenance of the bellows of being convenient for, reverse twist again and move stop collar 5, it is spacing to make stop collar 5 extrude adapter sleeve 9, prevent that high-frequency vibration from leading to adapter sleeve 9 pine to take off and then lead to the condition appearance of sealed inefficacy, the practicality of bellows has been strengthened.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a bellows for air compressor, includes bellows main part (1) and connecting pipe (4), its characterized in that: the corrugated pipe comprises a corrugated pipe body (1), connecting pipes (4) are fixedly connected to two ends of the corrugated pipe body (1), a plurality of corrugated pipe wave crests (2) are arranged on the surface of the corrugated pipe body (1), a plurality of corrugated pipe wave troughs (3) are arranged on the surface of the corrugated pipe body (1) at intervals on two sides of the corrugated pipe wave crests (2), metal rings (14) are arranged in positions corresponding to the corrugated pipe wave troughs (3) in the corrugated pipe body (1), limiting sleeves (5) are arranged on the outer sides of the two connecting pipes (4), one ends, far away from the corrugated pipe body (1), of the two connecting pipes (4) are fixedly connected with connecting heads (6), flanges (10) are arranged on the outer sides of one ends, far away from the corrugated pipe body (1), of the two connecting heads (6), close to the corrugated pipe body (1), are provided with sliding grooves (7) through the corresponding flanges (10, two the one end that connector (6) are close to bellows main part (1) all has cup jointed spacing ring cover (8), two through corresponding sliding tray (7) slip the equal fixedly connected with adapter sleeve (9) of one end outer fringe that bellows main part (1) was kept away from in spacing ring cover (8), two sealed annular (11), two have all been seted up to the one end that bellows main part (1) was kept away from in connector (6) the inside of sealed annular (11) all is provided with sealing washer (13), just the material of sealing washer (13) is the silicon rubber material, two the one end that bellows main part (1) was kept away from in the inside of adapter sleeve (9) all is provided with connecting thread (12).

2. The bellows of claim 1, wherein: the outer surfaces of the two connecting pipes (4) are provided with external threads.

3. The bellows of claim 1, wherein: the inner sides of the two limiting sleeves (5) are provided with inner threads matched with the connecting pipes (4) and are in threaded connection with the corresponding connecting pipes (4) through the inner threads and the outer threads.

4. The bellows of claim 1, wherein: two the stop collar (5) keep away from the one end surface of bellows main part (1) and two stop collar cover (8) are close to the one end surface of bellows main part (1) and all are provided with protruding line.

5. The bellows of claim 1, wherein: the outer side surfaces of the two limiting sleeves (5) and the two limiting ring sleeves (8) are provided with anti-skid threads.

6. The bellows of claim 2, wherein: the thread direction of the external thread arranged on the outer surface of the two connecting pipes (4) is opposite to that of the two connecting threads (12).