CN103775311A - Reciprocating compressor valve plate made of carbon fiber composite and manufacturing method thereof - Google Patents
Reciprocating compressor valve plate made of carbon fiber composite and manufacturing method thereof Download PDFInfo
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- CN103775311A CN103775311A CN201410006366.XA CN201410006366A CN103775311A CN 103775311 A CN103775311 A CN 103775311A CN 201410006366 A CN201410006366 A CN 201410006366A CN 103775311 A CN103775311 A CN 103775311A
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Abstract
The invention discloses a reciprocating compressor valve plate made of carbon fiber composite and a manufacturing method of the reciprocating compressor valve plate made of the carbon fiber composite. The valve plate is in the shape of a long strip, the two ends of the valve plate are semicircular, a hole which is connected with a valve seat of a reciprocating compressor is formed in one end of the valve plate, carbon fibers are arranged in the mode that the included angles between the carbon fibers and the length direction of the valve plate are 0 degree, +45 degrees and -45 degrees according to the thickness of the needed valve plate, the carbon fibers are symmetrically laid layer by layer with a central layer as a plane of symmetry until the thickness of the carbon fibers reaches a preset value, and the number of layers of the carbon fibers is an even number. When the reciprocating compressor valve plate made of the carbon fiber composite is manufactured, according to a set fiber laying method, the carbon fibers and curing resin are mixed in a set laying direction, curing is conducted at the temperature between 120 DEGC and 200 DEG C, and pressing force is applied to a laminated plate during curing for compression, wherein the reciprocating compressor valve plate comprises, by volume, 60%-80% of carbon fibers and 20%-40% of curing resin. According to the reciprocating compressor valve plate made of the carbon fiber composite and the manufacturing method of the reciprocating compressor valve plate made of the carbon fiber composite, noise of the reciprocating compressor can be effectively lowered, the fatigue resistance of the valve plate is improved, and strength requirements of valve plates in different shapes can be met according to the different distribution angles of the carbon fibers.
Description
Technical field
The present invention relates to valve block and preparation method thereof, especially relate to a kind of carbon fiber composite Reciprocating Compressor and preparation method thereof.
Background technique
Carbon fiber reinforced composite material is high with its specific strength, specific modulus is high, the feature of structure designability, day by day be widely applied, at present at Aero-Space, communications and transportation, navigation, national defence, automobile making, chemical industry, build a bridge, multiple fields such as machine-building are all widely used.Due to the designability of its structure and the diversity of application, the manufacture method of composite element also has very large difference.Reciprocating Compressor is mainly made by metallic material at present, and metallic material valve block has the shortcoming that noise is large, anti-fatigue performance is not high.
More to the research of Reciprocating Compressor both at home and abroad, as " compressor valve plate " of the propositions such as 200410072171.1 Chen Zhe of Lejin Electronic and Electric Appliance Co Ltd (Tianjin), the method of fixing sheet rubber is set by be positioned at the place of relief opening on compressor valve plate, reach reduction valve metal film and valve seat and clash into and the object of generation noise, reach the object that improves sealing simultaneously; As 201220101192.1 kings of Wei Geer Science and Technology Ltd. of Wenzhou City enter outstanding " compressor valve plate " proposing, plastic valve plate is proposed, to strengthen antiseptic property; For another example " compressor valve plate " of the medium proposition of 200920311722.3 Luo Zhi of SICHUAN DANFU REFRIGERATION COMPRESSOR Co., LTD., has proposed a kind of shape that changes valve block, to reach the object that strengthens vent ability; For another example 201020533656.7 Hefei Wei Yan mechanical & electrical technology Co., Ltd plums first pine " a kind of fridge compressor valve sheet " proposed a kind of tongue to be set on valve block, reduce the gap that flogs a dead horse in valve block compressor, to improve the COP index of compressor; " high-performance compressor " that 03115458.1 Hu Weiqiang of Huantian Mechanism Co., Ltd., Taizou etc. propose, adopt the Ca based nano-material of 15-20%, the PAEK of 60-70%, the nonmetal valve block of one that the glass fibre of 15-20% or carbon fiber form through the method manufacture of high temperature, hot high pressure sizing, its proportion of fibers is lower, fiber distributes does not have strict regulations, aspect noise reduction, antifatigue, is having remarkable result.
Summary of the invention
The object of the present invention is to provide a kind of carbon fiber composite Reciprocating Compressor and preparation method thereof, this carbon fiber composite valve block, can solve noise greatly and the not high deficiency of anti-fatigue performance
The technical solution used in the present invention step is as follows:
One, a kind of carbon fiber composite Reciprocating Compressor:
This valve block is long strip valve block, and length is 1:0.2～0.1 with wide ratio, and thickness is 0.2～10mm, and the two ends of length direction are semicircular arc, and its one end has the hole being connected with reciprocal compressor valve seat; According to required throttle slice thickness, the arranged direction of carbon fiber and valve block length direction be respectively 0 ° ,+45 ° ,-45 °, 0 ° successively successively, and take central core as symmetry plane successively symmetry lay, until set the valve block of thickness, the fiber number of plies is even number.
Described carbon fiber is carbon fibre cloth or carbon fiber wire.
Two, a manufacture method for carbon fiber composite Reciprocating Compressor, the step of the method is as follows:
Step 1) is according to the size of reciprocal compressor suction, vent openings, and the height of exhaust pressure, determines the thickness that valve block is required;
Step 2) according to throttle slice thickness, determine the carbon fiber type and the fiber number of plies that need, determine the fibrolaminar direction of lay, the fibrolaminar number of plies is even number, it is symmetrical that fiber lays angle, and described fiber lays angle and refer to the angle of length of staple direction and valve block length direction;
The compression of step 3) carbon fiber layer plywood is with curing, according to the fiber laying method of setting, the carbon fiber that is 60-80% by volume fraction take set the direction of lay with volume fraction after the cured resin of 20-40% mixes, be cured at 120～200 ℃, when curing, on laminate, apply impacting force, make unnecessary resin extruded fiber, make the bubble in resin break simultaneously, reach carbon fiber and resin is combined closely, the fibre content of described carbon fiber composite laminate is reached more than 60%.
Described length of staple direction and valve block length direction are respectively 0 ° ,+45 ° ,-45 °, 0 ° successively arrangement successively.
Described resin is epoxy resin, polyurethane resin, polyamide-based resin, poly terephthalic acid cyclobutanediol fat resin or polylactic resin.
Compared with background technique, the useful effect that the present invention has is:
1) can effectively reduce noise more than 10%, increase the anti-fatigue performance of Reciprocating Compressor more than 30%, intensity is high, lightweight.
2) due to the designability of composite material, for difform valve block, can realize required requirement of strength according to the distribution angle difference of carbon fiber.
Accompanying drawing explanation
Fig. 1 is assembly structure schematic diagram of the present invention.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is composite material valve structure figure.
Fig. 4 is the plan view of Fig. 3.
Fig. 5 is the composite material valve block fiber distribution enlarged view of Fig. 3.
1, reciprocal compressor valve seat, 2, reciprocal compressor inhales, exhaust port, 3, valve block, 4, screw.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, valve block 3 of the present invention is long strip valve block, length is 1:0.2～0.1 with wide ratio, thickness is 0.2～10mm, the two ends of length direction are semicircular arc, its one end has the hole being connected with reciprocal compressor valve seat 1, be fixed on reciprocal compressor valve seat 1 with screw 4, its another end cap is on reciprocal compressor suction, exhaust port 2, and the valve block semi-circle diameter covering on reciprocal compressor suction, exhaust port 2 should be greater than reciprocal compressor suction, exhaust port 2 diameter 10-20mm; According to required throttle slice thickness, the arranged direction of carbon fiber and valve block length direction be respectively 0 ° ,+45 ° ,-45 °, 0 ° successively successively, and take central core as symmetry plane successively symmetry lay, until set the valve block of thickness, the fiber number of plies is even number.If four layers 0 ° ,+45 °; Six layers 0 ° ,+45 ° ,-45 °; In Fig. 3 and Fig. 5, be eight layers 0 ° ,+45 ° ,-45 °, 0 °; The like.
Described carbon fiber is carbon fibre cloth or carbon fiber wire.
Preparation method's of the present invention step is as follows:
Step 1) is according to the size of reciprocal compressor suction, vent openings, and the height of exhaust pressure, determines the thickness that valve block is required;
Step 2) according to throttle slice thickness, determine the carbon fiber type and the fiber number of plies that need, determine the fibrolaminar direction of lay, the fibrolaminar number of plies is even number, it is symmetrical that fiber lays angle, and described fiber lays angle and refer to the angle of length of staple direction and valve block length direction;
The compression of step 3) carbon fiber layer plywood is with curing, according to the fiber laying method of setting, the carbon fiber that is 60-80% by volume fraction take set the direction of lay with volume fraction after the cured resin of 20-40% mixes, be cured at 120～200 ℃, when curing, on laminate, apply impacting force, make unnecessary resin extruded fiber, make the bubble in resin break simultaneously, reach carbon fiber and resin is combined closely, the fibre content of described carbon fiber composite laminate is reached more than 60%.
Described length of staple direction and valve block length direction are respectively 0 ° ,+45 ° ,-45 °, 0 ° successively arrangement successively, are eight layers in Fig. 3 and Fig. 5.
Described resin is epoxy resin, polyurethane resin, polyamide-based resin, poly terephthalic acid cyclobutanediol fat resin or polylactic resin.
Claims (5)
1. a carbon fiber composite Reciprocating Compressor, it is characterized in that: this valve block is long strip valve block, length is 1:0.2～0.1 with wide ratio, and thickness is 0.2～10mm, the two ends of length direction are semicircular arc, and its one end has the hole being connected with reciprocal compressor valve seat; According to required throttle slice thickness, the arranged direction of carbon fiber and valve block length direction be respectively 0 ° ,+45 ° ,-45 °, 0 ° successively successively, and take central core as symmetry plane successively symmetry lay, until set the valve block of thickness, the fiber number of plies is even number.
2. a kind of carbon fiber composite Reciprocating Compressor according to claim 1, is characterized in that: described carbon fiber is carbon fibre cloth or carbon fiber wire.
3. for the preparation method of a kind of carbon fiber composite Reciprocating Compressor claimed in claim 1, it is characterized in that, the step of the method is as follows:
Step 1) is according to the size of reciprocal compressor suction, vent openings, and the height of exhaust pressure, determines the thickness that valve block is required;
Step 2) according to throttle slice thickness, determine the carbon fiber type and the fiber number of plies that need, determine the fibrolaminar direction of lay, the fibrolaminar number of plies is even number, it is symmetrical that fiber lays angle, and described fiber lays angle and refer to the angle of length of staple direction and valve block length direction;
The compression of step 3) carbon fiber layer plywood is with curing, according to the fiber laying method of setting, the carbon fiber that is 60-80% by volume fraction take set the direction of lay with volume fraction after the cured resin of 20-40% mixes, be cured at 120～200 ℃, when curing, on laminate, apply impacting force, make unnecessary resin extruded fiber, make the bubble in resin break simultaneously, reach carbon fiber and resin is combined closely, the fibre content of described carbon fiber composite laminate is reached more than 60%.
4. the preparation method of a kind of carbon fiber composite Reciprocating Compressor according to claim 3, is characterized in that: described length of staple direction and valve block length direction are respectively 0 ° ,+45 ° ,-45 °, 0 ° successively arrangement successively.
5. the preparation method of a kind of carbon fiber composite Reciprocating Compressor according to claim 3, is characterized in that: described resin is epoxy resin, polyurethane resin, polyamide-based resin, poly terephthalic acid cyclobutanediol fat resin or polylactic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410006366.XA CN103775311B (en) | 2014-01-07 | 2014-01-07 | Carbon fiber composite Reciprocating Compressor and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410006366.XA CN103775311B (en) | 2014-01-07 | 2014-01-07 | Carbon fiber composite Reciprocating Compressor and preparation method thereof |
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| CN103775311A true CN103775311A (en) | 2014-05-07 |
| CN103775311B CN103775311B (en) | 2016-03-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286228A (en) * | 2015-05-25 | 2017-01-04 | 康茨（上海）压缩机技术服务有限公司 | A kind of compressor valve plate based on fabric intensive aspect and valve collar and manufacture method |
| CN108661887A (en) * | 2018-05-31 | 2018-10-16 | 安徽美芝制冷设备有限公司 | Valve block and freezer compressor and refrigerator for refrigerator reciprocating compressor |
| WO2022112738A1 (en) * | 2020-11-25 | 2022-06-02 | Victrex Manufacturing Limited | Linear compressor discharge valves |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5140748A (en) * | 1991-08-12 | 1992-08-25 | Tecumseh Products Company | Method of manufacturing plate suction valve |
| CN1154292A (en) * | 1996-01-10 | 1997-07-16 | 中国科学院长春应用化学研究所 | Preparation method of high-temperature wear-resistant sealing valve plate |
| CN1364982A (en) * | 2000-12-28 | 2002-08-21 | Rc集团股份有限公司 | Circular suction valve for reciprocating variable volume compressor and compressor mounted with such valve |
| CN1446854A (en) * | 2003-02-19 | 2003-10-08 | 台州环天机械有限公司 | High performance compressor valve slice |
| CN102344643A (en) * | 2011-08-16 | 2012-02-08 | 西安庆安制冷设备股份有限公司 | Composite material air release valve plate for compressor and preparation method thereof |
| CN102454038A (en) * | 2010-10-29 | 2012-05-16 | 威海光威复合材料有限公司 | Four-axial-direction carbon fiber warp-knitted cloth |
| CN103410730A (en) * | 2013-05-23 | 2013-11-27 | 潮州三环（集团）股份有限公司 | Rolling rotor type compressor |
| CN203717286U (en) * | 2014-01-07 | 2014-07-16 | 浙江大学 | Reciprocating compressor valve plate made of carbon fiber composite |
-
2014
- 2014-01-07 CN CN201410006366.XA patent/CN103775311B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5140748A (en) * | 1991-08-12 | 1992-08-25 | Tecumseh Products Company | Method of manufacturing plate suction valve |
| CN1154292A (en) * | 1996-01-10 | 1997-07-16 | 中国科学院长春应用化学研究所 | Preparation method of high-temperature wear-resistant sealing valve plate |
| CN1364982A (en) * | 2000-12-28 | 2002-08-21 | Rc集团股份有限公司 | Circular suction valve for reciprocating variable volume compressor and compressor mounted with such valve |
| CN1446854A (en) * | 2003-02-19 | 2003-10-08 | 台州环天机械有限公司 | High performance compressor valve slice |
| CN102454038A (en) * | 2010-10-29 | 2012-05-16 | 威海光威复合材料有限公司 | Four-axial-direction carbon fiber warp-knitted cloth |
| CN102344643A (en) * | 2011-08-16 | 2012-02-08 | 西安庆安制冷设备股份有限公司 | Composite material air release valve plate for compressor and preparation method thereof |
| CN103410730A (en) * | 2013-05-23 | 2013-11-27 | 潮州三环（集团）股份有限公司 | Rolling rotor type compressor |
| CN203717286U (en) * | 2014-01-07 | 2014-07-16 | 浙江大学 | Reciprocating compressor valve plate made of carbon fiber composite |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286228A (en) * | 2015-05-25 | 2017-01-04 | 康茨（上海）压缩机技术服务有限公司 | A kind of compressor valve plate based on fabric intensive aspect and valve collar and manufacture method |
| CN108661887A (en) * | 2018-05-31 | 2018-10-16 | 安徽美芝制冷设备有限公司 | Valve block and freezer compressor and refrigerator for refrigerator reciprocating compressor |
| WO2022112738A1 (en) * | 2020-11-25 | 2022-06-02 | Victrex Manufacturing Limited | Linear compressor discharge valves |
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| Publication number | Publication date |
|---|---|
| CN103775311B (en) | 2016-03-02 |
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