CN102797665B - A kind of self-unloading one-way valve type cylinder cap valve board assembly - Google Patents
A kind of self-unloading one-way valve type cylinder cap valve board assembly Download PDFInfo
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- CN102797665B CN102797665B CN201210321417.9A CN201210321417A CN102797665B CN 102797665 B CN102797665 B CN 102797665B CN 201210321417 A CN201210321417 A CN 201210321417A CN 102797665 B CN102797665 B CN 102797665B
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- unloading
- valve plate
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- way valve
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- 239000004809 Teflon Substances 0.000 claims description 3
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- 238000000034 method Methods 0.000 description 3
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 2
- 235000019994 cava Nutrition 0.000 description 2
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Abstract
The invention belongs to air compressor outlet valve technical group field, refer in particular to a kind of self-unloading one-way valve type cylinder cap valve board assembly be used on air compressor cylinder mouth, comprise valve plate, inlet hole and exhaust port is formed in the middle part of valve plate, be provided with the air-intake valve plate assembly controlling inlet hole one-way conduction on the downside of valve plate, exhaust port has been threaded one-way valve, and valve plate forms unloading hole, unloading hole is fixed with unloading valve, and unloading valve and unloading hole are for being threaded.Exhaust port on one-way valve of the present invention and valve plate is threaded, employing outlet valve group is integrated with one-way valve, straight-through type design, one-way valve is directly tightened on the exhaust port of valve plate simultaneously, coordinate simple, safe and reliable, when aerodynamic force thrust on the downside of valve plate is less than the spring force of one-way valve, closed check valve, after applying this device, air compressor power consumption and cost can reduce.
Description
Technical field
The invention belongs to air compressor outlet valve technical group field, refer in particular to a kind of self-unloading one-way valve type cylinder cap valve board assembly be used on air compressor cylinder mouth.
Background technique
Outlet valve group of the prior art is generally all made up of parts such as valve plate, valve block, snubbers, its working principle changes volume size by the to-and-fro motion of piston, air valve pressurized is completed, and air-breathing closes, the process of EXO, air compressor host with an one-way valve of must connecting in the connecting pipeline of gas holder, otherwise, after machine shuts down, the gas in gas holder can flow backwards and discharge from air compressor host, does not reach the object of sealing; Another purposes of one-way valve is exactly by the pore that unloads of one-way valve, the pressurized air in high-voltage tube is discharged, and can non-loadedly start, owing to adding one-way valve when air compressor is started again, gas-flow resistance increases, load increases, so the power consumption of motor increases, wastes energy.
Summary of the invention
The object of the present invention is to provide that a kind of structure is simple, safe and reliable, energy consumption is lower, and the self-unloading one-way valve type cylinder cap valve board assembly of air inlet, exhaust valve component and one-way valve integrated design.
For achieving the above object, the invention provides following technological scheme: a kind of self-unloading one-way valve type cylinder cap valve board assembly, comprise valve plate, inlet hole and exhaust port is formed in the middle part of valve plate, the air-intake valve plate assembly controlling inlet hole one-way conduction is provided with on the downside of valve plate, described exhaust port is provided with one-way valve, one-way valve comprises valve body, the upper end of valve body is provided with valve gap, spool and spring is provided with in valve body, one end of spring is against on valve gap, spool is pressed on the air inlet port of valve body lower portion by the other end, body wall or valve gap offer more than one gas port.
The underpart of described valve body is provided with outside thread, exhaust port is provided with corresponding internal thread, and valve body is fixed on valve plate by internal and external threads cooperation; The main body of described valve body is positioned at the upside of valve plate.
The concrete structure of described air-intake valve plate assembly is: the bar portion of a fastening screw trip bolt is successively through strengthening pad and air-intake valve plate and both being fixed on the downside of valve plate.
Described valve plate is provided with cylinder cap, the surface of contact hermetic seal of cylinder cap and valve plate, the forming partitioned plate in middle part of cylinder cap, the inner chamber of cylinder cap is divided into air-inlet cavity and exhaust cavity by demarcation strip, described inlet hole is positioned on the valve plate of air-inlet cavity side, described exhaust port is positioned on the valve plate of exhaust cavity side, the sidepiece of cylinder cap form respectively with gas-entered passageway and the exhaust passage of described air-inlet cavity and exhaust cavity conducting.
Described valve plate forms unloading hole, unloading hole is fixed with unloading valve, unloading valve and unloading hole are for being threaded.
The main body of described unloading valve is positioned at the upside of valve plate, and the position of the described unloading valve of correspondence of described cylinder cap caves inward and forms hollow cylinder structure, the interior edge face of hollow cylinder and the upper side hermetic seal of valve plate on suit unloading valve.
The concrete structure of described hermetic seal is: the cylinder cap lower end surface contacted with valve plate forms groove, is provided with seal ring in groove, seal ring and groove profile adapt, and cylinder cap and valve plate locking are integrated by lock bolt.
Described unloading valve is made up of unloading valve valve body, movable valve plug, O type circle and Returnning spring, step hole is formed in the middle part of unloading valve valve body, the upper hole of step hole radially inside contracts formation bayonet socket, movable valve plug and Returnning spring are locked in unloading valve valve body by described bayonet socket, movable valve plug is set with described O type circle, unloading valve valve body diapire offers gas port.
The main body of described one-way valve and unloading valve is hexagon.
The spool of described one-way valve is teflon product.
The present invention's beneficial effect is compared to existing technology:
The exhaust port of 1, valve plate of the present invention is provided with one-way valve, one-way valve and exhaust port are threaded, employing outlet valve group is integrated with one-way valve, straight-through type design, one-way valve is directly tightened on the exhaust port of valve plate simultaneously, coordinate simple, safe and reliable, when the aerodynamic force thrust on the downside of valve plate is less than the spring force of one-way valve, closed check valve, after applying this device, air compressor power consumption and cost can reduce.
2, valve plate of the present invention forms unloading hole, unloading hole is fixed with unloading valve, unloading valve and unloading hole are for being threaded, its structure is simple, safe and reliable, and the pressurized air in high-voltage tube can be discharged by unloading valve, can non-loadedly start when air compressor is started again, unloading valve and one-way valve independent design, can not increase the resistance of air-flow, on motor power consumption without impact.
3, the main body of one-way valve of the present invention and unloading valve is hexagon, is convenient to one-way valve and unloading valve to be tightened on valve plate.
4, spool of the present invention adopts high function polytetrafluoroethylplastic plastic, and amount of deformation is little, withstand voltage, resistance to genus erosion.
Accompanying drawing explanation
Fig. 1 is explosive view of the present invention.
Fig. 2 is worm's eye view of the present invention.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the B place enlarged view of Fig. 3.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
As shown in Fig. 1-4, a kind of self-unloading one-way valve type cylinder cap valve board assembly, comprise valve plate 15, inlet hole 151 and exhaust port 153 is formed in the middle part of valve plate 15, the air-intake valve plate assembly 100 controlling inlet hole 151 one-way conduction is provided with on the downside of valve plate 15, described exhaust port 153 is provided with one-way valve 300, one-way valve 300 comprises valve body 10, the upper end of valve body 10 is provided with valve gap 16, spool 9 and spring 8 is provided with in valve body 10, one end of spring 8 is against on valve gap 16, spool 9 is pressed on the air inlet port of valve body 10 bottom by the other end, valve body 10 sidewall or valve gap 16 offer more than one gas port 11, in described the present embodiment, the main body of one-way valve is hexagon, described gas port 11 has six, be separately positioned on six sides of valve body.
The underpart of described valve body 10 is provided with outside thread, exhaust port 153 is provided with corresponding internal thread, and valve body 10 is fixed on valve plate 15 by internal and external threads cooperation; The main body of described valve body 10 is positioned at the upside of valve plate 15.
The concrete structure of described air-intake valve plate assembly 100 is: the bar portion of a fastening screw trip bolt 14 is successively through strengthening pad 13 and air-intake valve plate 12 and both being fixed on the downside of valve plate 15.
Described valve plate 15 is provided with cylinder cap 6, the surface of contact hermetic seal of cylinder cap 6 and valve plate 15, the forming partitioned plate 62 in middle part of cylinder cap 6, the inner chamber of cylinder cap is divided into air-inlet cavity 63 and exhaust cavity 61 by demarcation strip 62, described inlet hole 151 is positioned on the valve plate 15 of air-inlet cavity 63 side, described exhaust port 153 is positioned on the valve plate 15 of exhaust cavity 61 side, the sidepiece of cylinder cap 6 form respectively with gas-entered passageway 64 and the exhaust passage 65 of described air-inlet cavity 63 and exhaust cavity 61 conducting.
Described valve plate 15 forms unloading hole 152, unloading hole 152 is fixed with unloading valve 200, unloading valve 200 and unloading hole 152 are for being threaded.
The main body of described unloading valve 200 is positioned at the upside of valve plate 15, the position of the described unloading valve 200 of correspondence of described cylinder cap 6 caves inward and forms the hollow cylinder structure 66 on suit unloading valve 200, the interior edge face (lower end surface in Fig. 1) of hollow cylinder and the upper side hermetic seal of valve plate 15.
The concrete structure of described hermetic seal is: cylinder cap 6 lower end surface (comprising the interior edge face of hollow cylinder, the lower end surface of demarcation strip 62 and the lower end surface of cylinder cap 6 periphery) contacted with valve plate 15 forms groove, seal ring is provided with in groove, seal ring and groove profile adapt, and cylinder cap 6 and valve plate 15 locking are integrated by lock bolt 5.
Described unloading valve 200 is made up of unloading valve valve body 2, movable valve plug 4, O type circle 3 and Returnning spring 1, step hole is formed in the middle part of unloading valve valve body 2, the upper hole of step hole radially inside contracts and forms bayonet socket 17, movable valve plug 4 and Returnning spring 1 are locked in unloading valve valve body 2 by described bayonet socket 17, and unloading valve valve body 2 diapire offers gas port.
The working principle of unloading valve of the present invention: during original state, movable valve plug 4 withstands on the bayonet socket 17 of unloading valve valve body 2 by Returnning spring 1, unloading valve 200 is in closed condition, and subsequently, air compressor starts, when the pressure in cylinder is elevated to about 0.1MPa, movable valve plug 4 is pressed in unloading valve valve body 2 slightly, and unloading valve 200 is on state, and the gas in cylinder can pass through unloading valve 200 pressure release, reduce starting load, air compressor is started convenient; After about 5 seconds, air compressor cylinder internal air pressure rose to about 0.2MPa, and movable valve plug 4 is washed open completely by air pressure, and the seal ring 3 on movable valve plug 4 seals with unloading valve valve body 2, and now, unloading valve 200 cuts out; When air compressor stops, when gas pressure in cylinder is reduced to about 0.2MPa, movable valve plug 4 resets (time of reset was at about 5 seconds) under Returnning spring 1 acts on, in reseting procedure, O type circle departs from unloading valve valve body 2 internal surface, unloading valve conducting, gas in cylinder spills cylinder by unloading valve 200, be convenient to after gas removal in cylinder start next time, when the air pressure continuous decrease in cylinder is to 0.1MPa, unloading valve cuts out.
That mentions in the present invention waits term position all to show in Fig. 1 that unit status is for benchmark up and down.
The main body of described one-way valve and unloading valve is hexagon.
The spool 9 of described one-way valve is teflon product, and in the present embodiment, movable valve plug 4 is copper fitting.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (5)
1. a self-unloading one-way valve type cylinder cap valve board assembly, comprise valve plate, inlet hole and exhaust port is formed in the middle part of valve plate, the air-intake valve plate assembly controlling inlet hole one-way conduction is provided with on the downside of valve plate, it is characterized in that: described exhaust port is provided with one-way valve, one-way valve comprises valve body, the upper end of valve body is provided with valve gap, spool and spring is provided with in valve body, one end of spring is against on valve gap, spool is pressed on the air inlet port of valve body lower portion by the other end, body wall or valve gap offer more than one gas port, described valve plate forms unloading hole, unloading hole is fixed with unloading valve, unloading valve and unloading hole are for being threaded, described unloading valve is by unloading valve valve body, movable valve plug, O type circle and Returnning spring composition, step hole is formed in the middle part of unloading valve valve body, the upper hole of step hole radially inside contracts formation bayonet socket, movable valve plug and Returnning spring are locked in unloading valve valve body by described bayonet socket, movable valve plug is set with described O type circle, unloading valve valve body diapire offers gas port.
2. a kind of self-unloading one-way valve type cylinder cap valve board assembly according to claim 1, is characterized in that: the underpart of described valve body is provided with outside thread, exhaust port is provided with corresponding internal thread, and valve body is fixed on valve plate by internal and external threads cooperation; The main body of described valve body is positioned at the upside of valve plate.
3. a kind of self-unloading one-way valve type cylinder cap valve board assembly according to claim 1, is characterized in that: the concrete structure of described air-intake valve plate assembly is: the bar portion of a fastening screw trip bolt is successively through strengthening pad and air-intake valve plate and both being fixed on the downside of valve plate.
4. a kind of self-unloading one-way valve type cylinder cap valve board assembly according to claim 1, is characterized in that: the main body of described one-way valve and unloading valve is hexagon.
5. a kind of self-unloading one-way valve type cylinder cap valve board assembly according to claim 1, is characterized in that: the spool of described one-way valve is teflon product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321417.9A CN102797665B (en) | 2012-09-04 | 2012-09-04 | A kind of self-unloading one-way valve type cylinder cap valve board assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321417.9A CN102797665B (en) | 2012-09-04 | 2012-09-04 | A kind of self-unloading one-way valve type cylinder cap valve board assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102797665A CN102797665A (en) | 2012-11-28 |
| CN102797665B true CN102797665B (en) | 2015-12-09 |
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| CN201210321417.9A Active CN102797665B (en) | 2012-09-04 | 2012-09-04 | A kind of self-unloading one-way valve type cylinder cap valve board assembly |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089583B (en) * | 2012-12-31 | 2016-02-24 | 南京尚爱机械制造有限公司 | For the Aspirating valves of type reciprocating-piston air compressor |
| CN107288852B (en) * | 2017-07-24 | 2018-11-27 | 广州万宝集团压缩机有限公司 | A kind of pressure adaptive plate member |
| CN112780529A (en) * | 2019-11-07 | 2021-05-11 | 上海海立电器有限公司 | Compressor upper cylinder cover, compressor and processing method of compressor upper cylinder cover |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202789441U (en) * | 2012-09-04 | 2013-03-13 | 浙江盛源空压机制造有限公司 | Self-unloading one-way valve type cylinder cover valve plate component |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1420429A (en) * | 1921-02-02 | 1922-06-20 | Ernest L Hewlett | Discharge valve for air compressors |
| CN2077043U (en) * | 1990-07-27 | 1991-05-15 | 山东省郓城县拖拉机配件厂 | Miniature air compressor |
| CN2575328Y (en) * | 2002-10-16 | 2003-09-24 | 佛山市广顺电器有限公司 | Asphalt gear oil pump |
| CN2667199Y (en) * | 2003-11-28 | 2004-12-29 | 陈吉明 | Safety valve of air compressor |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202789441U (en) * | 2012-09-04 | 2013-03-13 | 浙江盛源空压机制造有限公司 | Self-unloading one-way valve type cylinder cover valve plate component |
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| CN102797665A (en) | 2012-11-28 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SONG XIAOLING Free format text: FORMER OWNER: ZHEJIANG SHENGYUAN AIR COMPRESSOR MANUFACTURING CO., LTD. Effective date: 20150805 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20150805 Address after: Wenling City, Taizhou City, flooding the town of Zhejiang province 317523 grow up village A District No. 14 Applicant after: Song Xiaoling Address before: Taizhou City, Zhejiang province 317500 flooding the town of Wenling City Industrial Zone on the south side of line 104 and red cliff Applicant before: Zhejiang Shengyuan Compressor Manufacturing Co.,Ltd. |
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Effective date of registration: 20160707 Address after: Taizhou City, Zhejiang province 317500 flooding the town of Wenling City Industrial Zone on the south side of line 104 and red cliff Patentee after: ZHEJIANG SHENGYUAN COMPRESSOR MANUFACTURING Co.,Ltd. Address before: Wenling City, Taizhou City, flooding the town of Zhejiang province 317523 grow up village A District No. 14 Patentee before: Song Xiaoling |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A self unloading one-way valve type cylinder head valve plate assembly Effective date of registration: 20231219 Granted publication date: 20151209 Pledgee: Wenling branch of the Industrial Commercial Bank of China Ltd. Pledgor: ZHEJIANG SHENGYUAN COMPRESSOR MANUFACTURING Co.,Ltd. Registration number: Y2023980072123 |