CN214366594U - Shell structure of barrel-type compressor - Google Patents
Shell structure of barrel-type compressor Download PDFInfo
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- CN214366594U CN214366594U CN202023265278.1U CN202023265278U CN214366594U CN 214366594 U CN214366594 U CN 214366594U CN 202023265278 U CN202023265278 U CN 202023265278U CN 214366594 U CN214366594 U CN 214366594U
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Abstract
The utility model relates to a chemical machinery makes technical field, especially relates to a cartridge type compressor casing structure. The shell structure of the barrel type compressor mainly comprises: the device comprises a cylindrical shell, a shearing ring, a support ring, a positioning key and a stator assembly. The stator assembly is arranged in the cylindrical shell, axial positioning is realized through the cylindrical shell, the shearing ring and the support ring, and circumferential positioning is realized through the positioning key. The utility model discloses a shell structure of barrel type compressor compares with traditional barrel type both ends end cover structure, has simple structure, the leakproofness is good, simple to operate, low in manufacturing cost's advantage.
Description
Technical Field
The utility model relates to a chemical compressor makes technical field, especially relates to a cartridge type compressor casing structure.
Background
The traditional chemical compressor comprises: centrifugal compressors, reciprocating compressors and screw compressors. The centrifugal compressor is a vane rotary compressor, and is a compressor model which is most widely applied in the market at present.
Centrifugal compressors can be classified into three types according to their structures: the compressor comprises a vertical split compressor, a horizontal split compressor and a gear assembly type compressor. The vertically split compressor can also be called a barrel type compressor and is generally used under the conditions that the flow range is 20-3000m3/min and the working pressure is higher (the highest pressure can reach 70 MPa); a horizontally split compressor is generally used under the conditions that the flow range is 20-9000m3/min and the working pressure is lower (the highest pressure is 6 MPa); the gear assembly type compressor is known for its compact structure, low cost and high efficiency, but its own structure is limited, and it is generally used only under the condition of low working pressure. Therefore, in the field of centrifugal compressors, the cylinder type compressor has an irreplaceable position.
The shell of the traditional barrel type compressor adopts a structural form of a middle barrel and two end covers, and the two end covers are respectively combined on two sides of the barrel through screws, so that axial positioning of stator parts such as a partition plate, a seal and the like in the barrel is realized. However, this structure has two disadvantages in practical engineering applications: (1) the end cover has uneven screwing force of the screw, so that the air leakage of the sealing surface between the end cover and the cylinder is easily caused; (2) due to the end covers on the two sides, the installation is complex, and the manufacturing and raw material cost is high. In order to overcome the above not enough that traditional compressor housing exists, the utility model provides a no end cover's cartridge type compressor housing structure.
Disclosure of Invention
Technical problem to be solved
The utility model provides a pair of cartridge compressor casing structure, the technical problem that needs to solve lies in: (1) under the conditions of good manufacturing process and cost as low as possible, how to solve the problem that the air leakage of the sealing surface is easy to occur between the end cover and the cylinder; (2) how the snap ring structure is mounted inside the cylinder achieves the problem of positioning the stator assembly axially and circumferentially.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme be: a shell structure of a barrel type compressor is designed, which mainly comprises: the device comprises a cylindrical shell, a shearing ring, a support ring, a positioning key and a stator assembly. The cylindrical casing is provided with a clamping ring groove and a front end positioning surface, the shearing ring and the support ring are of a tetrad structure, the support ring is fixed on the shearing ring in a staggered mode through screws, and the support ring is connected with the clamping ring groove on the cylindrical casing in a connected mode. The stator assembly is arranged in the cylindrical shell, and the cylindrical shell, the shearing ring, the support ring and the positioning key are used for positioning the stator assembly in the axial direction and the circumferential direction together.
A shell structure of a cylindrical compressor comprises a cylindrical shell 1 and a shearing ring 4; a clamping ring groove 11 is arranged on the cylindrical shell 1; the shearing ring 4 is arranged in a clamping ring groove 11 on the cylindrical shell 1.
Further, a positioning key 5 is arranged on the shearing ring 4; the positioning key 5 is inserted into the key grooves of the cylindrical housing 1 and the stator assembly 6 at the same time.
Further, a support ring 3 is also included; the support ring 3 is fixed to a shear ring 4.
Further, the support ring 3 is fixed on the shear ring 4 and is installed in the snap ring groove 11.
Further, a front end positioning surface 12 is arranged on the cylindrical machine shell 1.
Further, the shearing ring 4 and the supporting ring 3 are in a tetrad structure, and the supporting ring 3 is fixed on the shearing ring 4 in a staggered mode.
Furthermore, the support ring 3 tetrad structure is composed of 2 support side rings 31, 1 support top ring 32 and 1 support rear-entering ring 34.
Further, the shear ring 4 tetrad structure is composed of 1 shear top ring 41, 1 shear post-entry ring 42 and 2 shear side rings 43.
Further, the positioning key 5 is provided on the shear top ring 41 among the quartet structure of the shear ring 4.
Further, the support ring 3 tetrad structure and the shear ring 4 tetrad structure are fixed in a staggered mode through screws.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages that: the structure is simple and the installation is convenient by adopting the snap ring structure; the surface is compacted and sealed, and the sealing performance is good; the material and manufacturing costs are lower relative to conventional two large end caps.
To sum up, the utility model discloses a tubular compressor casing structure who provides has simple structure, the leakproofness is good, simple to operate, low in manufacturing cost's advantage.
Drawings
The invention is further described with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a shell of a barrel compressor according to a first embodiment of the present invention.
Fig. 2 is a partially enlarged view a in fig. 1.
Fig. 3 is a schematic structural diagram of a cylindrical housing according to a first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a support ring according to a first embodiment of the present invention.
Fig. 5 is a schematic view of a shear ring structure according to a first embodiment of the present invention.
In the figure:
1-a cylindrical housing; 11-a snap ring groove; 12-front end positioning surface; 2-screw a; 3-a support ring; 31-supporting the side ring; 32-supporting top ring; 33-screw hole a; 34-supporting the rear ring; 4-a shear ring; 41-shearing a top ring; 42-ring insertion after shearing; 43-shearing of the side ring; 44-a keyway; 45-screw hole B; 5-a positioning bond; 6-a stator assembly; 7-screw b.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Example one
Referring to fig. 1 to 5, the present embodiment provides a shell structure of a barrel compressor, which mainly includes: 1-a cylindrical housing; 11-a snap ring groove; 12-front end positioning surface; 2-screw a; 3-a support ring; 31-supporting the side ring; 32-supporting top ring; 33-screw hole a; 34-supporting the rear ring; 4-a shear ring; 41-shearing a top ring; 42-ring insertion after shearing; 43-shearing of the side ring; 44-a keyway; 45-screw hole b; 5-a positioning bond; 6-a stator assembly; 7-screw b.
Further, referring to fig. 4, the support ring 3 is composed of 2 support side rings 31, 1 support top ring 32, and 1 support rear-entry ring 34. The support ring 3 is divided into 4 parts for easy installation.
Further, referring to fig. 5, the shear ring 4 is composed of 1 shear top ring 41, 1 shear post-entry ring 42, and 2 shear side rings 43. The shearing ring 4 is divided into 4 parts by one circular ring, so that the installation is convenient.
Specifically, the cylindrical casing 1 is provided with a clamping ring groove 11 and a front end positioning surface 12; the support ring 3 is uniformly fixed on the shear ring 4 by a plurality of screws a2 in a staggered mode,
the staggered installation mode means that: the support ring 3 and the shearing ring 4 are divided into 4 parts, the positions of the notches are basically overlapped, the notches cannot be completely overlapped during installation, fixed installation needs to be staggered, otherwise, the strength is poor, and air leakage is easy.
Referring to fig. 1, 4 and 5, the support ring 3 and the shear ring 4 are fixed by screws and are installed in a staggered manner, and are connected into a whole after being installed in a staggered manner. Is arranged in a clamping ring groove 11 on the cylindrical shell 1. The stator assembly 6 is arranged in the cylindrical shell 1, one end surface of the stator assembly is tightly attached to the front end positioning surface 12 on the cylindrical shell 1, the other end surface of the stator assembly is tightly attached to the shearing ring 4, and the cylindrical shell 1, the shearing ring 4 and the support ring 3 are used for jointly realizing axial positioning of the stator assembly 6;
the screw passes through the positioning key 5 and is screwed into the screw hole b45, the positioning key 5 is fixed on the shear ring 4, and the positioning key 5 is simultaneously inserted into the key grooves of the barrel-shaped machine shell 1 and the stator assembly 6 to axially position the stator assembly 6.
Referring to fig. 1, 2 and 3, in particular, during assembly, the stator assembly 6 axially extends into the cylindrical casing 1 from left to right until the front end surface of the stator assembly 6 abuts against the front end positioning surface 12 of the cylindrical casing, and then the shear top ring 41 fixed with the positioning key 5 is radially placed into the clamping ring groove 11 of the cylindrical casing 1
Then 2 shearing side rings 43 are radially arranged, finally the sheared insert ring 42 is radially arranged, the supporting top ring 32 is radially arranged in the clamping ring groove 11 of the cylindrical shell 1 according to the dislocation of the screw hole position, then 2 supporting side rings 31 are radially arranged, finally the supporting insert ring 34 is radially arranged, finally a plurality of screws b7 penetrate through the screw holes a33, and the supporting top ring 32, the supporting side rings 31 and the supporting insert ring 34 are fixed on the axial end face of the shearing ring 4.
Therefore, the utility model discloses a shell structure of barrel compressor has simple structure, the leakproofness is good, simple to operate, low in manufacturing cost's advantage.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (9)
1. A shell structure of a barrel type compressor is characterized in that: comprises a cylindrical shell (1) and a shearing ring (4); a clamping ring groove (11) is arranged on the cylindrical shell (1); the shearing ring (4) is arranged in a clamping ring groove (11) on the cylindrical shell (1).
2. The shell structure of a cylinder type compressor according to claim 1, wherein: a positioning key (5) is arranged on the shearing ring (4); the positioning key (5) is simultaneously inserted into the key grooves of the cylindrical shell (1) and the stator assembly (6).
3. The shell structure of a cylinder type compressor according to claim 2, wherein: further comprising a support ring (3); the support ring (3) is fixed on the shearing ring (4).
4. A shell structure of a cylinder type compressor according to claim 3, wherein: the cylindrical shell (1) is provided with a front end positioning surface (12).
5. The shell structure of a cylinder type compressor according to claim 4, wherein: the shearing ring (4) and the supporting ring (3) are of a tetrad structure, and the supporting ring (3) is fixed on the shearing ring (4) in a staggered mode.
6. The shell structure of a cylinder type compressor according to claim 5, wherein: the support ring (3) tetrad structure is composed of 2 support side rings (31), 1 support top ring (32) and 1 support rear-entering ring (34).
7. The shell structure of a cylinder type compressor according to claim 6, wherein:
the tetrad structure of the shearing ring (4) is composed of 1 shearing top ring (41), 1 shearing rear entry ring (42) and 2 shearing side rings (43).
8. The shell structure of a cylinder type compressor according to claim 7, wherein: the positioning key (5) is arranged on a shearing top ring (41) in the tetrad structure of the shearing ring (4).
9. The shell structure of a cylinder type compressor according to claim 7, wherein: the support ring (3) tetrad structure and the shear ring (4) tetrad structure are fixed in a staggered mode through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023265278.1U CN214366594U (en) | 2020-12-30 | 2020-12-30 | Shell structure of barrel-type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023265278.1U CN214366594U (en) | 2020-12-30 | 2020-12-30 | Shell structure of barrel-type compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214366594U true CN214366594U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023265278.1U Active CN214366594U (en) | 2020-12-30 | 2020-12-30 | Shell structure of barrel-type compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214366594U (en) |
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2020
- 2020-12-30 CN CN202023265278.1U patent/CN214366594U/en active Active
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