CN216741934U - Cylinder structure of natural gas booster compressor - Google Patents
Cylinder structure of natural gas booster compressor Download PDFInfo
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- CN216741934U CN216741934U CN202220030260.3U CN202220030260U CN216741934U CN 216741934 U CN216741934 U CN 216741934U CN 202220030260 U CN202220030260 U CN 202220030260U CN 216741934 U CN216741934 U CN 216741934U
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Abstract
The utility model discloses a cylinder structure of a natural gas booster compressor, which comprises a first-stage cylinder assembly and a second-stage cylinder assembly; the first-stage air cylinder assembly and the second-stage air cylinder assembly are respectively composed of an air cylinder cover, an air cylinder middle piece and an air cylinder seat, the bottom of the air cylinder middle piece is fixed with the air cylinder seat, and the air cylinder cover is fixed with the top of the air cylinder middle piece; two air inlet valve holes and two air outlet valve holes are symmetrically arranged on the air cylinder middle part of the first-stage air cylinder component, and an air inlet valve and an air outlet valve are arranged on the air inlet valve holes and the air outlet valve holes; a combined air valve is arranged on the cylinder intermediate part of the secondary air cylinder component; and the first-stage cylinder assembly and the second-stage cylinder assembly are cast with air passages for ventilation and water passages for cooling the cylinders. The cylinder structure of the natural gas booster compressor is simple and convenient to disassemble and maintain, the cooling effect of the whole cylinder is good, in addition, the air inlet valve and the air outlet valve which are symmetrically arranged are adopted at the first stage, the combined air valve is adopted at the second stage, the air inlet and the air outlet of the whole cylinder are stable, and the whole noise is low.
Description
Technical Field
The utility model relates to a compressor cylinder, in particular to a cylinder structure of a natural gas booster compressor, and belongs to the technical field of compressor components.
Background
The compressor mainly comprises a cylinder, a piston, a connecting rod, a crankshaft and a crankcase, wherein the piston is arranged in the cylinder and is matched with the cylinder in a reciprocating manner, one end of the cylinder is fixedly arranged on the crankcase, the other end of the cylinder is fixedly connected with a cylinder cover, one end of the connecting rod is fixedly connected with the piston or integrally manufactured with the piston, and the other end of the connecting rod is rotatably sleeved on the crankshaft through an oil-containing bearing.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides the cylinder structure of the natural gas booster compressor, the first-stage cylinder component and the second-stage cylinder component are assembled, the disassembly and the maintenance are simple and convenient, the whole cylinder structure runs stably, and the integral noise is lower.
The cylinder structure of the natural gas booster compressor comprises a first-stage cylinder assembly and a second-stage cylinder assembly; the first-stage air cylinder assembly and the second-stage air cylinder assembly are respectively composed of an air cylinder cover, an air cylinder middle piece and an air cylinder seat, the bottom of the air cylinder middle piece is fixed with the air cylinder seat, and the air cylinder cover is fixed with the top of the air cylinder middle piece; two air inlet valve holes and two exhaust valve holes are symmetrically arranged on a cylinder middle part of the primary air cylinder assembly, and an air inlet valve and an exhaust valve are arranged on the air inlet valve holes and the exhaust valve holes; a combined air valve is arranged on the cylinder intermediate part of the secondary air cylinder component; and the first-stage cylinder assembly and the second-stage cylinder assembly are cast with air passages for ventilation and water passages for cooling the cylinders.
Further, the intake and exhaust valves each include an independent valve seat and an independent valve cover compressed by a lift limiter; and the air passages on the independent valve seat and the independent valve cover are elastically sealed by the valve plate and the spring piece.
Furthermore, the combined air valve comprises a valve seat, and a valve cover is pressed on the valve seat; the valve seat and the valve cover are tightly pressed through the lift limiter; the valve cover is provided with an air inlet hole and an air outlet hole, and the valve seat is opposite to the air inlet hole and the air outlet hole and is respectively provided with an air suction valve plate and an air outlet valve plate; the air suction valve plate and the air discharge valve plate are sealed with the air inlet hole and the air discharge hole through the spring pieces.
Preferably, the primary cylinder assembly and the secondary cylinder assembly are both made of gray cast iron material.
Compared with the prior art, the cylinder structure of the natural gas booster compressor is simple and convenient to disassemble and maintain through the combined installation of the first-stage cylinder component and the second-stage cylinder component, the water channel is arranged on the cylinder, the cooling effect of the whole cylinder is good, in addition, the first-stage air inlet valve and the air outlet valve are symmetrically arranged, the second-stage air inlet valve is a combined air valve, the air inlet and the air outlet of the whole cylinder are stable, and the integral noise is low.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
FIG. 2 is a schematic view of a one-step intake valve configuration of the present invention.
FIG. 3 is a schematic view of a one-stage exhaust valve according to the present invention.
Fig. 4 is a schematic diagram of a two-stage combination valve according to the present invention.
Detailed Description
Example 1:
the cylinder structure of the natural gas booster compressor shown in fig. 1 to 4 comprises a first-stage cylinder assembly a and a second-stage cylinder assembly B; the first-stage air cylinder A and the second-stage air cylinder component B are respectively composed of an air cylinder cover (a second-stage air cylinder component cover) 1, an air cylinder intermediate part (a first-stage air cylinder component body 3, a second-stage air cylinder component body 4) and an air cylinder base, the bottom of the air cylinder intermediate part is fixed with the air cylinder base (a first-stage air cylinder component base 7), and the air cylinder cover 1 is fixed with the top of the air cylinder intermediate part 3 (4); two air inlet valve holes and two exhaust valve holes are symmetrically arranged on the cylinder middle part 3 of the primary cylinder assembly, an air inlet valve 8 and an exhaust valve 5 are arranged on the air inlet valve holes and the exhaust valve holes, and a pressure valve cover 6 is arranged at the exhaust valve 5; a cylinder intermediate part 4 of the secondary cylinder component is provided with a combined air valve 2; and the first-stage cylinder assembly A and the second-stage cylinder assembly B are cast with air passages for ventilation and water passages for cooling the cylinders.
Wherein, the first, second step and exhaust valve all adopt the netted valve, it is made up of valve base, lift limiter, valve block, spring lamination, etc., the air valve should carry on the sealing performance test, check with kerosene, must not have the linear seepage phenomenon, allow to have a small amount of dribbling seepage; the intake valve 8 and the exhaust valve 7 each comprise an independent valve seat 10 and an independent valve cover 11 compressed by a lift limiter 14; the air passages on the independent valve seat 10 and the independent valve cover 11 are elastically sealed by a valve plate 12 and a spring piece 13; the combined air valve 2 comprises a valve seat 21, and a valve cover 22 is pressed on the valve seat 21; the valve seat 21 and the valve cover 22 are pressed tightly by the lift limiter 14; an air inlet hole and an air outlet hole are formed in the valve cover 21, and an air suction valve plate 23 and an air outlet valve plate 24 are arranged on the valve seat 22 opposite to the air inlet hole and the air outlet hole respectively; the suction valve plate 23 and the exhaust valve plate 24 are sealed with the air inlet and the exhaust hole through the spring piece 13.
Wherein the first-stage cylinder component A and the second-stage cylinder component B are both made of gray cast iron materials.
The above-described embodiments are merely preferred embodiments of the present invention, and all equivalent changes or modifications of the structures, features and principles described in the claims of the present invention are included in the scope of the present invention.
Claims (4)
1. The utility model provides a natural gas booster compressor's cylinder structure which characterized in that: comprises a first-stage air cylinder assembly and a second-stage air cylinder assembly; the first-stage air cylinder assembly and the second-stage air cylinder assembly are respectively composed of an air cylinder cover, an air cylinder middle piece and an air cylinder seat, the bottom of the air cylinder middle piece is fixed with the air cylinder seat, and the air cylinder cover is fixed with the top of the air cylinder middle piece; two air inlet valve holes and two air outlet valve holes are symmetrically arranged on the air cylinder middle part of the first-stage air cylinder component, and an air inlet valve and an air outlet valve are arranged on the air inlet valve holes and the air outlet valve holes; a combined air valve is arranged on the cylinder intermediate part of the secondary air cylinder component; and the first-stage cylinder assembly and the second-stage cylinder assembly are cast with air passages for ventilation and water passages for cooling the cylinders.
2. The cylinder structure of a natural gas booster compressor according to claim 1, characterized in that: the intake valve and the exhaust valve respectively comprise an independent valve seat and an independent valve cover which are pressed by the lift limiter; and the air passages on the independent valve seat and the independent valve cover are elastically sealed by the valve plate and the spring piece.
3. The cylinder structure of a natural gas booster compressor according to claim 1, characterized in that: the combined air valve comprises a valve seat, and a valve cover is pressed on the valve seat; the valve seat and the valve cover are tightly pressed through the lift limiter; the valve cover is provided with an air inlet hole and an air outlet hole, and the valve seat is opposite to the air inlet hole and the air outlet hole and is respectively provided with an air suction valve plate and an air outlet valve plate; the air suction valve plate and the air discharge valve plate are sealed with the air inlet hole and the air discharge hole through the spring pieces.
4. The cylinder structure of a natural gas booster compressor according to claim 1, characterized in that: the first-stage air cylinder assembly and the second-stage air cylinder assembly are both made of gray cast iron materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220030260.3U CN216741934U (en) | 2022-01-07 | 2022-01-07 | Cylinder structure of natural gas booster compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220030260.3U CN216741934U (en) | 2022-01-07 | 2022-01-07 | Cylinder structure of natural gas booster compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216741934U true CN216741934U (en) | 2022-06-14 |
Family
ID=81912315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220030260.3U Active CN216741934U (en) | 2022-01-07 | 2022-01-07 | Cylinder structure of natural gas booster compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216741934U (en) |
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2022
- 2022-01-07 CN CN202220030260.3U patent/CN216741934U/en active Active
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