CN209875495U - PCL compressor for pipeline - Google Patents
PCL compressor for pipeline Download PDFInfo
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- CN209875495U CN209875495U CN201822248339.XU CN201822248339U CN209875495U CN 209875495 U CN209875495 U CN 209875495U CN 201822248339 U CN201822248339 U CN 201822248339U CN 209875495 U CN209875495 U CN 209875495U
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Abstract
The utility model provides a PCL compressor for pipeline, including casing, end cover, baffle, interelectrode sealed, the mouth encloses sealed, axle, impeller, spacer sleeve, balance plate, axle sleeve, support bearing, thrust bearing and axle head dry gas seal, casing internal diameter and end cover external diameter phase-match, the end cover holding in inside both ends around the casing, both ends set up the recess respectively with the inner wall in the end cover junction outside around the casing, set up the section ring and the snap ring of connecting casing and end cover respectively in the recess, section ring and snap ring butt in the recess, just the casing that the casing formed for the integral forging. The utility model provides a pair of PCL compressor for pipeline, bearing strength is high, anti-wind sand and anti-seismic ability reinforce.
Description
Technical Field
The utility model relates to a compressor technical field, in particular to PCL compressor for pipeline.
Background
Because current pipeline field station is in the field in the wasteland, environmental condition is abominable fairly, and current centrifugal compressor for the pipeline can't satisfy the open-air adverse circumstances in the wasteland of pipeline field station, does not possess the anti-wind sand, the strong earthquake of 7 grades of intensity ability, consequently, the design can satisfy the open-air adverse circumstances in the wasteland of pipeline field station, possess the anti-wind sand, the PCL compressor for the pipeline of the strong earthquake ability of 7 grades of intensity is the problem that needs the solution at present urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a PCL compressor for pipeline that bearing strength is high, anti-wind is husky and anti earthquake ability is strong is provided.
In order to solve the technical problem, the utility model provides a PCL compressor for pipeline, including casing, end cover, baffle, interelectrode sealed, the mouth circle is sealed, axle, impeller, spacer, balance plate, axle sleeve, support bearing, thrust bearing and axle head dry gas seal, casing internal diameter and end cover external diameter phase-match, the end cover holding in inside both ends around the casing, the inner wall in both ends and the end cover junction outside sets up the recess respectively around the casing, set up the slicing ring and the snap ring of connecting casing and end cover respectively in the recess, slicing ring and snap ring butt in the recess, just the casing that the casing formed for the integral forging.
Further, the radial cross section of the slicing ring is a circular ring, a first positioning threaded hole is formed in the slicing ring in the radial direction, and the slicing ring is fixedly connected with the machine shell through the first positioning threaded hole through a bolt.
Furthermore, the radial section of the clamping ring is a circular ring, the outer edge of the inner side of the clamping ring extends inwards along the axial direction to form an extension part, and the extension part and the outer side part of the clamping ring form an L-shaped structure clamped on the outer edge of the end cover.
Further, the inner diameter of the extension part is larger than that of the clamping ring, and the inner diameter of the extension part is matched with the outer diameter of the end cover.
Furthermore, a second positioning threaded hole is axially formed in the clamping ring below the extending portion, and the clamping ring is fixedly connected with the end cover through the second positioning threaded hole through a bolt.
Furthermore, a plurality of sealing ring grooves are formed in the contact surface of the end cover and the shell, O-shaped sealing rings and pressure-proof gaskets are arranged in the sealing ring grooves, and the pressure-proof gaskets are located on one sides of the O-shaped sealing rings and abut against the inner walls of the sealing ring grooves.
Further, the inner machine shell is arranged inside the machine shell and connected with the machine shell through bolts, the partition plate is connected to the inner machine shell through the seam allowance and the bolts, and the inter-electrode seal and the opening ring are arranged on the partition plate in a sealing mode.
Furthermore, a plurality of sealing ring grooves are formed in the contact surface of the inner shell and the shell, O-shaped sealing rings and pressure-proof gaskets are arranged in the sealing ring grooves, and the pressure-proof gaskets are located on one sides of the O-shaped sealing rings and abut against the inner walls of the sealing ring grooves.
Further, the shaft, the impeller, the spacer bush, the balance disc and the shaft sleeve are integrally forged by forged steel materials, and the impeller, the spacer bush, the balance disc and the shaft sleeve are assembled on the shaft through a thermal shrinkage method.
Further, the support bearing, the thrust bearing and the shaft end are installed on the end cover in a dry gas sealing mode and are installed in a matched mode with the shaft.
The utility model provides a pair of PCL compressor for pipeline, the casing adopts and forges the casing, has improved the bearing capacity of casing greatly, can make the inside 150ata pressure that bears of casing, has improved PCL compressor for pipeline anti-wind sand, anti-seismic capacity, has improved power and moment value that the wind gap flange can bear, can make the power and the moment of flexure that import and export the flange permission satisfy 8 NEMA standard, for the operation of PCL compressor safety and stability for the pipeline and transportation provide assurance and convenience. And the casing adopts the section ring to be connected with the end cover with the snap ring, because the section ring is high with the intensity of snap ring, can make the casing more firm with the connection of end cover. Meanwhile, the shaft, the impeller, the spacer bush, the balance disc and the shaft sleeve of the compressor are integrally forged by forged steel materials, and the impeller, the spacer bush, the balance disc and the shaft sleeve are assembled on the shaft through a thermal shrinkage method, so that the bearing capacity of the PCL compressor for pipelines is further improved, and the wind sand resistance and earthquake resistance of the compressor are improved.
Drawings
Fig. 1 is a schematic structural diagram of a PCL compressor for pipelines according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a slice ring of a PCL compressor for pipelines according to an embodiment of the present invention;
fig. 3 is a sectional view taken along a line a-a of fig. 2 according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a snap ring of a PCL compressor for pipelines according to an embodiment of the present invention;
fig. 5 is a cross-sectional view taken along line B-B of fig. 4 according to an embodiment of the present invention;
fig. 6 is a cross-sectional view taken along line C-C of fig. 4 in accordance with an embodiment of the present invention;
fig. 7 is a partial enlarged view of a portion D in fig. 1 according to an embodiment of the present invention;
fig. 8 is a partial enlarged view of a portion E in fig. 1 according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1, the embodiment of the present invention provides a PCL compressor for pipelines, including a casing 1, an end cover 2, a partition plate 11, an inter-electrode seal 13, a mouth ring seal 14, a shaft 15, an impeller 16, a spacer 17, a balance disc 18, a shaft sleeve 19, a support bearing 20, a thrust bearing 21, and a shaft end dry gas seal 22. The casing 1 is made by forging and processing the whole forged steel material, thereby greatly improving the bearing capacity of the casing 1, improving the sand and wind resistance and earthquake resistance of the compressor, improving the force and moment value which can be borne by the tuyere flange and providing convenience for the safe and stable operation and transportation of the compressor. The inner machine shell 8 is arranged in the machine shell 1 and is connected with the machine shell 1 in a positioning mode through bolts, the partition plate 11 is positioned and combined on the inner machine shell 8 through the seam allowance and the bolts 12, and the inter-pole seal 13 and the mouth ring seal 14 are installed on the partition plate 11. A support bearing 20, a thrust bearing 21 and a shaft end dry gas seal 22 are mounted on the end cap 2 and cooperate with the shaft 15. Moreover, the inner diameter of the casing 1 is matched with the outer diameter of the end cover 2, the outer diameter of the end cover 2 is slightly smaller than the inner diameter of the casing 1, and the end cover 2 is just accommodated in the front end and the rear end of the casing 1. The inner wall in the junction outside of both ends and end cover 2 sets up the recess respectively around casing 1, is provided with the section ring 3 and the snap ring 5 of connecting casing 1 and end cover 2 respectively in the recess, and section ring 3 and snap ring 5 are the butt in the recess, and section ring 3 equals with the inside and outside diameter homogeneous phase of snap ring 5.
Referring to fig. 2 and 3, the radial section of the slicing ring 3 is a circular ring, a plurality of first positioning threaded holes 4 are uniformly distributed in the radial direction of the slicing ring 3, and a bolt penetrates through the first positioning threaded holes 4 to tightly hold the slicing ring 3 on the inner wall of the casing 1.
Referring to fig. 4, 5 and 6, the radial section of the snap ring 5 is a circular ring, the outer edge of the inner side (i.e. the side close to the end cover 2) of the snap ring 5 extends axially inwards to form an extension portion 7, and the extension portion 7 and the outer side (i.e. the side far from the end cover 2) of the snap ring 5 form an "L" shaped structure, so that the snap ring 5 is conveniently clamped on the outer edge of the end cover 2. The inner diameter of the extension part 7 is larger than that of the clamping ring 5, and the inner diameter of the extension part 7 is matched with the outer diameter of the end cover 2 and is basically equal to that of the end cover, so that the clamping ring 5 can be tightly clamped on the outer edge of the end cover 2. A plurality of second positioning threaded holes 6 are axially formed in the clamping ring 5 below the extension portion 7, and bolts are inserted into the second positioning threaded holes 6 to tightly clamp the clamping ring 5 to the outer side of the end cover 2. Referring to fig. 5, counter bore bolts are inserted into the second positioning threaded holes 6 at the B-B middle plane of the snap ring 5 to tightly hold the snap ring 5 to the outer side of the end cover 2, and through hole bolts are inserted into the second positioning threaded holes 6 to tightly hold the snap ring 5 to the outer side of the end cover 2 at the C-C section of the snap ring 5, referring to fig. 6. The slicing ring 3 and the clamping ring 5 which are respectively connected with the shell 1 and the end cover 2 are accommodated in the groove of the shell 1, so that the shell 1 is more firmly connected with the end cover 2, and the pressure-bearing strength of the compressor shell is higher.
Referring to fig. 1 and 7, in order to improve the sealing performance between the end cover 2 and the casing 1, a plurality of seal ring grooves are formed on the contact surface between the end cover 2 and the casing 1, and as a specific embodiment of the present invention, two seal ring grooves are formed on the contact surface between the end cover 2 and the casing 1. All be provided with O type sealing washer 9 and prevent pressing gasket 10 in every sealing washer inslot, prevent pressing gasket 10 to be located one side of O type sealing washer 9 and butt on the inner wall in sealing washer groove, O type sealing washer 9 has played the sealed effect with preventing pressing gasket 10's setting very effectually, has improved the sealed effect of PCL compressor for the pipeline.
Referring to fig. 1 and 8, in order to improve the sealing performance between interior casing 8 and the casing 1, also be provided with a plurality of seal ring grooves on the contact surface of interior casing 8 and casing 1, as the utility model discloses a particular embodiment, two seal ring grooves have been seted up on the contact surface of interior casing 8 and casing 1, set up O type sealing washer 9 in every seal ring groove and prevent pressing gasket 10, prevent pressing gasket 10 to be located one side and the butt of O type sealing washer 9 on the inner wall in seal ring groove, O type sealing washer 9 has with preventing pressing gasket 10 to set up very effectual sealed effect that has played, has improved the sealed effect of PCL compressor for the pipeline.
And, in order to prevent the leakage outside the machine, set up and get the pressure point between two O type seal rings 9 on the contact surface of end cap 2 and casing 1, the corresponding position of casing 1 is holed, connect the manometer, if there is gas leakage, the manometer will produce the reading, mean that the casing 1 radial direction deflection is too big, the O type seal ring 9 of the inefficacy, should change the O type seal ring 9 that the diameter is bigger a little, avoid the leakage outside the machine, guarantee the compressor to work normally.
The shaft 15, the impeller 16, the spacer 17, the balance disk 18, and the sleeve 19 are all integrally forged from a forged steel material, and the impeller 16, the spacer 17, the balance disk 18, and the sleeve 19 are all attached to the shaft 15 by heat shrinkage. Therefore, the pressure bearing capacity of the PCL compressor for the pipeline is further improved, and the sand and wind resistance and earthquake resistance of the compressor are improved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a PCL compressor for pipeline, includes casing (1), end cover (2), baffle (11), interelectrode is sealed (13), mouthful circle is sealed (14), axle (15), impeller (16), spacer (17), balance disc (18), axle sleeve (19), support bearing (20), thrust bearing (21) and axle head dry gas seal (22), its characterized in that: the inner diameter of the casing (1) is matched with the outer diameter of the end cover (2), the end cover (2) is accommodated inside the front end and the rear end of the casing (1), grooves are formed in the inner walls of the outer sides of the joints of the front end and the rear end of the casing (1) and the end cover (2), slicing rings (3) and clamping rings (5) which are connected with the casing (1) and the end cover (2) respectively are arranged in the grooves, the slicing rings (3) are abutted to the clamping rings (5) in the grooves, and the casing is formed by integral forging.
2. The PCL compressor for pipelines according to claim 1, characterized in that: the radial section of the slicing ring (3) is a circular ring, a first positioning threaded hole (4) is radially formed in the slicing ring (3), and the slicing ring (3) is fixedly connected with the machine shell (1) through the first positioning threaded hole (4) by a bolt.
3. The PCL compressor for pipelines according to claim 1, characterized in that: the radial cross section of snap ring (5) is the ring, snap ring (5) inboard outer fringe extends along the axial to the inboard and forms extension (7), extension (7) and snap ring (5) outside part form "L" shape structure card at the outside border of end cover (2).
4. The PCL compressor for pipelines according to claim 3, characterized in that: the inner diameter of the extension portion (7) is larger than that of the clamping ring (5), and the inner diameter of the extension portion (7) is matched with the outer diameter of the end cover (2).
5. The PCL compressor for pipeline use according to claim 4, wherein: and a second positioning threaded hole (6) is axially formed in the lower part of the extension part (7) on the clamping ring (5), and the clamping ring (5) is fixedly connected with the end cover (2) through the second positioning threaded hole (6) by a bolt.
6. The PCL compressor for pipelines according to claim 1, characterized in that: the sealing structure is characterized in that a plurality of sealing ring grooves are formed in the contact surface of the end cover (2) and the casing (1), O-shaped sealing rings (9) and pressure-proof gaskets (10) are arranged in the sealing ring grooves, and the pressure-proof gaskets (10) are located on one sides of the O-shaped sealing rings (9) and abut against the inner walls of the sealing ring grooves.
7. The PCL compressor for pipelines according to claim 1, characterized in that: casing (8) in casing (1) inside setting, interior casing (8) pass through the bolt with casing (1) is connected, baffle (11) are connected on interior casing (8) through tang and bolt (12), interelectrode is sealed (13) and is enclosed (14) and install on baffle (11) with the mouth.
8. The PCL compressor for pipelines according to claim 7, characterized in that: a plurality of sealing ring grooves are formed in the contact surface of the inner casing (8) and the casing (1), O-shaped sealing rings (9) and pressure-proof gaskets (10) are arranged in the sealing ring grooves, and the pressure-proof gaskets (10) are located on one sides of the O-shaped sealing rings (9) and abut against the inner walls of the sealing ring grooves.
9. The PCL compressor for pipelines according to claim 1, characterized in that: the shaft (15), the impeller (16), the spacer bush (17), the balance disc (18) and the shaft sleeve (19) are all integrally forged by forged steel materials, and the impeller (16), the spacer bush (17), the balance disc (18) and the shaft sleeve (19) are assembled on the shaft (15) through a thermal shrinkage method.
10. The PCL compressor for pipelines according to claim 1, characterized in that: and the support bearing (20), the thrust bearing (21) and the shaft end dry gas seal (22) are arranged on the end cover (2) and are matched with the shaft (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822248339.XU CN209875495U (en) | 2018-12-29 | 2018-12-29 | PCL compressor for pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822248339.XU CN209875495U (en) | 2018-12-29 | 2018-12-29 | PCL compressor for pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209875495U true CN209875495U (en) | 2019-12-31 |
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ID=68949963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822248339.XU Active CN209875495U (en) | 2018-12-29 | 2018-12-29 | PCL compressor for pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209875495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876880A (en) * | 2022-07-11 | 2022-08-09 | 沈阳透平机械股份有限公司 | Assembling method of vertically split centrifugal compressor |
-
2018
- 2018-12-29 CN CN201822248339.XU patent/CN209875495U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876880A (en) * | 2022-07-11 | 2022-08-09 | 沈阳透平机械股份有限公司 | Assembling method of vertically split centrifugal compressor |
| CN114876880B (en) * | 2022-07-11 | 2022-10-14 | 沈阳透平机械股份有限公司 | Assembling method of vertically split centrifugal compressor |
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