CN100353058C - Air valve of compressor - Google Patents
Air valve of compressor Download PDFInfo
- Publication number
- CN100353058C CN100353058C CNB2006100497024A CN200610049702A CN100353058C CN 100353058 C CN100353058 C CN 100353058C CN B2006100497024 A CNB2006100497024 A CN B2006100497024A CN 200610049702 A CN200610049702 A CN 200610049702A CN 100353058 C CN100353058 C CN 100353058C
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- Prior art keywords
- valve seat
- valve
- air
- plane
- breathing
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Abstract
The present invention relates to an air valve of a compressor, which comprises a cylinder body and an air suction valve seat and an exhaust valve seat of the cylinder body, wherein the lower plane of the air suction valve seat and the lower plane of the exhaust valve seat are in the same arrangement plane, and a sealed gasket is arranged between the arrangement plane and a cylinder body plane. The lower side of an air suction valve seat pore canal is provided with an air suction pore canal plane, an air suction gasket is arranged between the air suction pore canal plane and the upper plane of the exhaust valve seat, and an air suction valve sheet is pasted on the lower plane of the air suction gasket. An air suction valve sheet spring is arranged between the lower side of the air suction valve sheet and the exhaust valve seat, the upper side of the exhaust valve seat pore canal is provided with an exhaust pore canal plane, the upper side of the exhaust pore canal plane is provided with an exhaust gasket, and the upper plane of the exhaust gasket is pasted with an exhaust valve sheet tightly. An exhaust valve spring is arranged between the upper surface of the exhaust valve sheet and the air suction valve seat, and the air suction valve seat, the air suction gasket and the exhaust valve seat are connected fixedly. The present invention has the advantage of reasonable structure, the manufacturing difficulty of the valve seat is reduced, and thereby, the production efficiency is improved. The size of the valve seat can be reduced, the clearance volume of an air valve is also reduced, and the performance of the compressor is enhanced. The unit area impact force of the valve sheet is reduced, and thus, the service life of the air valve is prolonged, and the operation reliability of the air valve is enhanced.
Description
Technical field
The present invention relates to a kind of compressor valve field, especially relate to a kind of compressor valve that is used on the reciprocal compressor annular valve member.
Background technique
Air valve is the vitals of reciprocal compressor.The quality of described air valve work is directly connected to the Economy and the reliability of compressor operation.Little to the basic fundamental of compressor valve requires to be that gas stream crosses that the drag losses of described air valve is little, described air valve will be grown working life, described air valve forms clearance volume, have good sealing property when air valve is closed.
At present most ring-type compressor valve structures as shown in Figure 5, it comprises a valve seat, and the seal valve line of two circle projectioies is arranged on the described valve seat, described seal valve line is provided with ring-shaped valve, described ring-shaped valve just is fitted in when closing on this two circles valve line.Constitute an annular shallow slot between the described two circle valve lines, the valve seat duct that has several evenly to distribute and communicate in the described annular shallow slot with compressor high pressure or low pressure air cavity, pressing the valve block spring on the described ring-shaped valve, described valve block spring is placed in the spring base hole of valve guard or outer seat.
In the above-mentioned structure, require described ring-shaped valve to have good sealing property when closing, surface finishment must be improved by grinding in the valve line plane of described two circle projectioies; The requirement of the highi degree of accuracy abrasive process on the high-precision processing of described valve line, described valve line plane has improved described valve seat manufacture difficulty.Because described valve line face only is two narrow ring surfaces, during compressor operation, described valve block and described valve line face bump area of contact are little, the unit area impact force is big, described valve block and described seal valve line face can take place to lose efficacy because of easy wearing and tearing, thereby have reduced air valve working life.
Summary of the invention
Purpose of the present invention is exactly in order to overcome above-mentioned deficiency of the prior art, provides a kind of and can prolong air valve working life and improve compressor performance and can omit the seal valve line processing of two circle projectioies of valve seat again to reduce the compressor valve of manufacture difficulty and products thereof cost.
The objective of the invention is by providing a kind of a kind of compressor valve to realize with following structure, it comprises a valve seat that is fixedly connected with described compressor casing, fixedly be nested with a cylinder liner in the described cylinder inner bore, described valve seat is provided with valve block, described valve seat is provided with the valve seat duct, described valve block is provided with the valve block spring, and described valve block spring is placed in the spring base hole of described valve seat.
Described valve seat is made up of air-breathing valve seat and delivery valve seat; The lower plane of described air-breathing valve seat and the lower plane of described delivery valve seat are set to same arrangement plane; One sealing gasket is set between the plane on described arrangement plane and the described cylinder block effectively to be sealed to realize the gas in the described cylinder block.
Plane, one air-breathing duct is set below the air-breathing valve seat duct, an air-breathing pad is set between the last plane of described plane, air-breathing duct and described delivery valve seat.
The lower plane of described air-breathing pad amplexiforms a suction valve chip, below the described suction valve chip and a suction valve chip spring is set between the described delivery valve seat.
One vent plane is set above the delivery valve seat duct, described vent is provided with an exhaust gaskets on the plane, an exhaust valve plate is amplexiformed on the plane on the described exhaust gaskets, above the described exhaust valve plate and between the described air-breathing valve seat exhaust valve spring is set.
Described air-breathing valve seat, described air-breathing pad, described delivery valve seat three connect one with the valve seat bolt.
One air-breathing spring base hole is set on the last plane of described delivery valve seat, the position with respect to described suction valve chip spring; Described suction valve chip spring lower end is placed in the described Aspirating valves spring base hole.
One exhaust spring seat hole is set on the lower plane of described air-breathing valve seat, the position with respect to described exhaust valve spring, and the upper ends of described exhaust valve spring is in described exhaust spring seat hole.
Delivery valve seat is again the lift limiter and the spring seat of Aspirating valves.Air-breathing valve seat is again the lift limiter and the spring seat of Aspirating valves.
Be provided with auxiliary retainer ring between one side of described exhaust gaskets and the described delivery valve seat.
Be provided with " O " RunddichtringO between described delivery valve seat and the described air-breathing valve seat, leak between the inner high low pressure of described air valve preventing.
Described air-breathing pad and described air-breathing valve seat duct contact plane be provided with size with described air-breathing valve seat duct identical with quantity, equally distributed air-breathing lateral opening along circumference; Described exhaust gaskets and the described delivery valve seat duct plane that contacts is provided with along circumference equally distributed exhaust lateral opening identical with quantity of size with described delivery valve seat duct.Described air-breathing lateral opening, described exhaust lateral opening for the air-flow that guarantees compressor valve of the present invention unimpeded.
Described exhaust gaskets and described air-breathing pad are made by the valve block steel, and has good surface finishment, in the hope of reaching described exhaust valve plate that described exhaust gaskets and described air-breathing pad match with it and the desirable sealability between the described suction valve chip.
Compared with prior art, the invention has the advantages that: 1. simple and reasonable, reduced the difficulty of valve seat manufacturing process, thereby improved manufacturing efficiency and reduced product cost; 2. not only can reduce valve seat size but also can reduce the clearance volume of air valve, improve the performance of compressor; 3. the unit area impact force of valve block reduces, thereby has prolonged the working life and the reliability of operation of air valve.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is an air-breathing gasket construction schematic representation of the present invention;
Fig. 3 is an exhaust gaskets structural representation of the present invention;
Fig. 4 is the area of contact schematic representation between exhaust gaskets of the present invention and the exhaust valve plate;
Fig. 5 is a kind of prior art constructions schematic representation;
Fig. 6 is the valve line and the valve block area of contact schematic representation of prior art;
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Fig. 1 to Fig. 4 shows a mode of execution of a kind of compressor valve of the present invention.
Whole ring valve is pressed on the cylinder liner 14 that fixedly is nested with in cylinder block 13, cylinder body 13 endoporus.Be provided with sealing gasket 12 between ring valve and the cylinder body 13, guarantee the sealing of gas in the cylinder of compressor body and do not reveal.
Be provided with air-breathing valve seat 2 and delivery valve seat 10 above the sealing gasket 12.Plane, one air-breathing duct 22 is set below the duct 21 of air-breathing valve seat 2, an air-breathing pad 3 is set between the plane 22 in air-breathing valve seat duct and the last plane of delivery valve seat 10; Air-breathing valve seat 2, air-breathing pad 3 are fixed with one with delivery valve seat 10 usefulness valve seat bolts 1.As shown in Figure 1.
The lower plane of air-breathing pad 3 amplexiforms a suction valve chip 4, an Aspirating valves spring 5 is set below the suction valve chip 4; One air-breathing spring base hole 15 is set on the last plane of delivery valve seat 10, the position with respect to Aspirating valves spring 5, and the lower end of Aspirating valves spring 5 is placed in the spring base hole 15 of delivery valve seat 10.
Suction valve chip 4 utilizes Aspirating valves spring 5 to be fitted on the air-breathing pad 3 when closing, and delivery valve seat 10 is again the lift limiter and the spring seat of Aspirating valves.
One vent plane 16 is set above the delivery valve seat duct 11, and exhaust gaskets 9 utilizes auxiliary retainer ring 17 to compress and is fitted on the delivery valve seat 10, and exhaust valve plate 8 utilizes exhaust valve spring 7 to be fitted on the exhaust gaskets 9 when closing.One exhaust spring seat hole 19 is set on the lower plane of air-breathing valve seat 2, the position with respect to exhaust valve spring 7, and the upper ends of exhaust valve spring 7 is in exhaust spring seat hole 19.So lift limiter and spring seat that air-breathing valve seat 2 is again an outlet valve.
For revealing between the inner high low pressure of anti-air-stopping valve, be provided with " O " RunddichtringO 6 between outlet valve and the Aspirating valves.
Exhaust gaskets and air-breathing pad are installed front surface and are coated lubricant oil, be pressed on the valve seat after the installation, by the very thin oil film of one deck is arranged between pad and the valve seat, good seal between annular gasket energy and the valve seat, when air valve runs to when closing, because exhaust gaskets and air-breathing gasket material are the valve block steel, surface finishment is fine, good seal between pad and the valve block.
Do not need the valve line is set on the air-breathing valve seat 2 of a kind of compressor valve of the present invention, delivery valve seat 10 planes, thereby simplify the structure, reduced manufacture difficulty, improved manufacturing efficiency again.
For the air-flow that guarantees a kind of compressor valve of the present invention is unobstructed, air-breathing pad 3 is provided with equally distributed air-breathing lateral opening 23 identical with quantity of size with air-breathing valve seat duct 21, as shown in Figure 2; It is lateral opening 24 that exhaust gaskets 9 is provided with the equally distributed exhaust identical with quantity with the size in delivery valve seat duct 11, as shown in Figure 3.
For guaranteeing that the present invention has good sealing property, the surface finishment of air-breathing pad 3, exhaust gaskets 9 will be got well, and material adopts the valve block steel.The thickness of annular gasket 3, exhaust gaskets 9 both can reduce valve seat size less than the height of projection of valve line of the prior art, can reduce the clearance volume of air valve again, improved compressor performance.
Claims (8)
1. compressor valve, it comprises a valve seat that is fixedly connected with described compressor casing, fixedly be nested with a cylinder liner in the described cylinder inner bore, described valve seat is provided with valve block, described valve seat is provided with the valve seat duct, described valve block is provided with the valve block spring, and described valve block spring is placed in the spring base hole of described valve seat, it is characterized in that:
A. described valve seat is made up of air-breathing valve seat (2) and delivery valve seat (10); The lower plane of the lower plane of described air-breathing valve seat (2) and described delivery valve seat (10) is set to same arrangement plane, and described arrangement plane and described cylinder block (13) go up between the plane sealing gasket (12) is set;
Plane, one air-breathing duct (22) is set below the b. air-breathing valve seat duct (21), an air-breathing pad (3) is set between the last plane of plane, described air-breathing duct (22) and described delivery valve seat (10);
The lower plane of c. described air-breathing pad (3) amplexiforms a suction valve chip (4), below the described suction valve chip (4) and between the described delivery valve seat (10) a suction valve chip spring (5) is set;
D. delivery valve seat duct (11) above a vent plane (16) is set, one exhaust gaskets (9) is set on the described vent plane (16), described exhaust gaskets (9) is gone up the plane and is amplexiformed an exhaust valve plate (8), above the described exhaust valve plate (8) and between the described air-breathing valve seat (2) exhaust valve spring (7) is set;
E. described air-breathing valve seat (2), described air-breathing pad (3), described delivery valve seat (10) three are fixedly connected.
2. a kind of compressor valve as claimed in claim 1 is characterized in that: described air-breathing valve seat (2), described air-breathing annular gasket (3), described delivery valve seat (10) are fixedly connected by valve seat bolt (1).
3. a kind of compressor valve as claimed in claim 1, it is characterized in that: an air-breathing spring base hole (15) is set on the last plane of described delivery valve seat (10), the position with respect to described Aspirating valves spring (5), and the lower end of described suction valve chip spring (5) is placed in the described Aspirating valves spring base hole (15).
4. a kind of compressor valve as claimed in claim 1, it is characterized in that: an exhaust spring seat hole (19) is set on the lower plane of described air-breathing valve seat (2), the position with respect to described exhaust valve spring (7), and the upper ends of described exhaust valve spring (7) is in described exhaust spring seat hole (19).
5. a kind of compressor valve as claimed in claim 1 is characterized in that: be provided with auxiliary retainer ring (17) between a side of described exhaust gaskets (9) and the described delivery valve seat (10).
6. a kind of compressor valve as claimed in claim 1 is characterized in that: be provided with " O " RunddichtringO (6) between described delivery valve seat (10) and the described air-breathing valve seat (2).
7. a kind of compressor valve as claimed in claim 1 or 2 is characterized in that: described air-breathing pad (3) and described air-breathing valve seat duct (21) contact plane be provided with size with described air-breathing valve seat duct (21) identical with quantity, along circumference equally distributed air-breathing lateral opening (23).
8. as claim 1 or 5 described a kind of compressor valves, it is characterized in that: described exhaust gaskets (9) and described delivery valve seat duct (11) contact the plane be provided with size with described delivery valve seat duct (11) identical with quantity, along the equally distributed exhaust of circumference lateral opening (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100497024A CN100353058C (en) | 2006-03-03 | 2006-03-03 | Air valve of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100497024A CN100353058C (en) | 2006-03-03 | 2006-03-03 | Air valve of compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1815020A CN1815020A (en) | 2006-08-09 |
| CN100353058C true CN100353058C (en) | 2007-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100497024A Expired - Fee Related CN100353058C (en) | 2006-03-03 | 2006-03-03 | Air valve of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100353058C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464072C (en) * | 2007-04-17 | 2009-02-25 | 方高云 | Anti-hammering of liquid compressor air gate |
| CN108194326B (en) * | 2018-01-31 | 2019-11-22 | 珠海格力电器股份有限公司 | A kind of compressor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86209096U (en) * | 1986-11-08 | 1987-12-05 | 胡一良 | Automatic ball-shaped gas valve of a piston compressor |
| CN87215487U (en) * | 1987-11-10 | 1988-08-31 | 化工部化工机械研究所 | Air cushion valve with small leaf type valve leaf |
| JPH0287583A (en) * | 1988-09-26 | 1990-03-28 | Hitachi Ltd | Photo detector |
| JP2000097179A (en) * | 1998-09-24 | 2000-04-04 | Mitsubishi Electric Corp | Rotary compressor |
| FR2793284A1 (en) * | 1999-05-05 | 2000-11-10 | Renault Vehicules Ind | Air compressor comprises leakage valve, with valve and return spring, resting against front face of piston |
| CN1407234A (en) * | 2001-09-05 | 2003-04-02 | 科普兰公司 | Exhaust valve of compressor |
-
2006
- 2006-03-03 CN CNB2006100497024A patent/CN100353058C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86209096U (en) * | 1986-11-08 | 1987-12-05 | 胡一良 | Automatic ball-shaped gas valve of a piston compressor |
| CN87215487U (en) * | 1987-11-10 | 1988-08-31 | 化工部化工机械研究所 | Air cushion valve with small leaf type valve leaf |
| JPH0287583A (en) * | 1988-09-26 | 1990-03-28 | Hitachi Ltd | Photo detector |
| JP2000097179A (en) * | 1998-09-24 | 2000-04-04 | Mitsubishi Electric Corp | Rotary compressor |
| FR2793284A1 (en) * | 1999-05-05 | 2000-11-10 | Renault Vehicules Ind | Air compressor comprises leakage valve, with valve and return spring, resting against front face of piston |
| CN1407234A (en) * | 2001-09-05 | 2003-04-02 | 科普兰公司 | Exhaust valve of compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1815020A (en) | 2006-08-09 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO XINHUI REFRIGERATION EQUIPMENT CO., LTD. Free format text: FORMER OWNER: WU ZHIANG Effective date: 20091030 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091030 Address after: Zhejiang province Fenghua city high tech Development Zone Dragon Jinglu No. 8 Ningbo Xinhui Refrigerating Equipment Co Ltd postcode: 315500 Patentee after: Ningbo Xinhui Refrigerating Equipment Co., Ltd. Address before: Zhejiang province Fenghua city high tech Development Zone Dragon Jinglu No. 8 Ningbo Xinhui Refrigerating Equipment Co Ltd Patentee before: Wu Zhiang |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071205 Termination date: 20150303 |
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| EXPY | Termination of patent right or utility model |