CN102878070B - Double-acting valve - Google Patents
Double-acting valve Download PDFInfo
- Publication number
- CN102878070B CN102878070B CN201210418537.0A CN201210418537A CN102878070B CN 102878070 B CN102878070 B CN 102878070B CN 201210418537 A CN201210418537 A CN 201210418537A CN 102878070 B CN102878070 B CN 102878070B
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- CN
- China
- Prior art keywords
- runner
- plunger
- hydraulic pressure
- pressure cavity
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000005213 imbibition Methods 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 17
- 239000000945 filler Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Abstract
The invention relates to a double-acting valve, and belongs to the technical field of liquid pumps. The double-acting valve is characterized in that a pump head is internally provided with a liquid inlet and outlet valve assembly, and a first hydraulic pressure cavity is arranged below the liquid inlet and outlet valve assembly; one side of the pump head is provided with a main sealing case body, and an auxiliary sealing case body is sleeved in the main seal case body; the main sealing case body and the auxiliary sealing case body as well as the first hydraulic pressure cavity are arranged on the same shaft line, and the main seal case body is internally provided with a plunger; the front end of the plunger is positioned in the first hydraulic pressure cavity, the middle part and the rear part of the plunger are respectively provided with the main padding, the auxiliary padding and the plunger, the main padding, the auxiliary padding and the auxiliary sealing case body form a space which is a second hydraulic pressure cavity; and the main sealing body is internally provided with a first channel, and the first channel is communicated with the second hydraulic pressure cavity. Compared with the traditional valve, the double-acting valve provided by the invention has the advantages that a valve body is provided with two sets of liquid inlet and outlet channels which are blocked through different valve plates, and two operation units are formed; and the plunger can operate in a reciprocal journey and has no empty journey, and the operating efficiency is greatly improved.
Description
Technical field
The present invention relates to a kind of double-purpose valve, particularly a kind of double-purpose valve used in Double-acting booster water-filling pump, belongs to liquor pump technical field.
Background technique
At present, traditional liquor pump also exists drawback at work, and namely plunger has an empty mechanism in a reciprocal stroke, causes the reduction of efficiency.If raise the efficiency the quantity that will increase valve, but the quantity increasing valve will increase difficulty and the workload of installation, maintenance, and can increase the volume of whole pump, and correspondingly fabricating cost also can increase.
Its working principle of traditional boosting water injection pump is: in working order, and when plunger advances backward, in valve seat, inlet opening enters imbibition room; When plunger is pushed ahead, discharge opeing valve plate is opened and is discharged by liquid-discharging tube by water outage in valve seat, and valve has worked intermittently in the course of the work, and efficiency is lower.
The applying date is 1992.02.20, application number is disclose a kind of Double-acting booster water-filling pump in the Chinese patent of CN92211242.8, its major character is, in the rear and front end of liquid cylinder, liquid feed valve group and liquid discharging valve group are housed respectively, double-action working method is realized with this, seesawing in double-action process all has liquid to discharge, the single action booster pump of comparable identical lifting rate parameter reduces reciprocal time, improves gland sealed friction condition, improves the working life of easily damaged parts.But this patent, owing to have employed two sleeving valve groups, also exists the shortcoming of installation, maintenance inconvenience, and the overall volume of pump is larger.
Summary of the invention
According to above deficiency of the prior art, the technical problem to be solved in the present invention is: provide and a kind ofly to address the aforementioned drawbacks, make plunger all convenient in work, installation, maintenance in a reciprocal stroke, improve the double-purpose valve of working efficiency.
Double-purpose valve of the present invention, comprise pump head, pump head is provided with liquid-discharging tube and liquid inlet pipe, combination valve assembly is installed in pump head, the first hydraulic pressure cavity is provided with below combination valve assembly, pump head side is provided with primary seal letter body, secondary sealed letter body is socketed with in primary seal letter body, primary seal letter body and secondary sealed letter body and the first hydraulic pressure cavity are on the same axis, plunger is provided with in primary seal letter body, plunger front end is positioned at the first hydraulic pressure cavity, rear end is positioned at secondary sealed letter body, the middle part of plunger and rear portion are respectively arranged with main filler and secondary filler, plunger, main filler, the space that secondary filler and secondary sealed letter body surround is the second hydraulic pressure cavity, first flow is provided with in primary seal letter body, first flow communicates with the second hydraulic pressure cavity,
The second runner, the 3rd runner, the 4th runner, the 5th runner and imbibition room is provided with in combination valve assembly, wherein imbibition room communicates with the first hydraulic pressure cavity, the bottom of the second runner communicates with imbibition room, top is communicated with liquid-discharging tube by discharge opeing cone valve, the top of the 3rd runner communicates with liquid inlet pipe, bottom is communicated with imbibition room by the little valve plate of feed liquor, 4th runner bottom communicates with first flow, top is communicated with liquid-discharging tube by discharge opeing valve plate, 5th runner top communicates with liquid inlet pipe, and bottom is communicated with first flow by the large valve plate of feed liquor.
The second described runner is arranged on the axial location place of combination valve assembly, and the 3rd runner, the 4th runner and the 5th runner are positioned at the outside of the second runner successively.
The distribution mode of this kind of runner, the saving space that can try one's best, ensure that double-acting while, reduces the volume that combination valve assembly takies as much as possible.
The 3rd described runner, the 4th runner and the 5th runner are a circle axial hole.
Described plunger is ladder-type cylindrical pistons.
The present invention is compared with traditional valve, have employed combination valve assembly, combination valve assembly is provided with two and packs into apocenosis passage, blocked with different valve plates respectively, formed two working cells, acted on the liquid feed valve group and liquid discharging valve group that are equivalent in traditional pump, in use, plunger is all in work in a reciprocal stroke, and be not free stroke, plunger all has liquid to discharge in the process advanced forward and backward.
Adopt combination valve assembly to instead of original two sleeving valve groups, reduce the volume of pump, be easy for installation and maintenance, decrease the workload of workman's I&M.
Working principle is: in working order, and when plunger advances backward, water enters along liquid inlet pipe, is opened by little for feed liquor valve plate, enter imbibition room by the 3rd runner; Simultaneously because plunger advances backward, discharge opeing valve plate is opened by first flow and the 4th runner by the water in the second hydraulic pressure cavity, discharges through liquid-discharging tube.
When plunger is pushed ahead, discharge opeing cone valve is opened by the second runner by the water that a upper process sucks imbibition room, and water is discharged from liquid-discharging tube; Meanwhile, push ahead due to plunger and make the second hydraulic pressure cavity occur space, make water enter the 5th runner by liquid inlet pipe, open the large valve plate of feed liquor, enter the second hydraulic pressure cavity through first flow.
Above working procedure and so forth, makes plunger in a reciprocal stroke all in work, is not free stroke, substantially increases working efficiency.
The beneficial effect that the present invention has is: double-purpose valve is compared with traditional valve, a valve body is provided with two and packs into apocenosis passage, blocked with different valve plates respectively, form two working cells, make plunger in a reciprocal stroke all in work, there is no free stroke, be equivalent to two cover valve bodies in traditional pump work simultaneously, all there is liquid to discharge before and after double-action process, substantially increase working efficiency, decrease the workload of workman's I&M; The single action booster pump of comparable identical discharge opeing parameter reduces reciprocal time, reduces the volume of the number of pump valve or reduction pump.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, discharge opeing cone valve; 2, combination valve assembly; 3, discharge opeing valve plate; 4, pump head; 5, liquid inlet pipe; 6, the large valve plate of feed liquor; 7, the little valve plate of feed liquor; 8, plunger; 9, the first hydraulic pressure cavity; 10, secondary filler; 11, secondary sealed letter body; 12, primary seal letter body; 13, the second hydraulic pressure cavity; 14, main filler; 15, first flow; 16, imbibition room; 17, the second runner; 18, the 3rd runner; 19, the 4th runner; 20, the 5th runner; 21, liquid-discharging tube.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described further:
As shown in Figure 1, pump head 4 is provided with liquid-discharging tube 21 and liquid inlet pipe 5, combination valve assembly 2 is installed in pump head 4, the first hydraulic pressure cavity 9 is provided with below combination valve assembly 2, pump head 4 side is provided with primary seal letter body 12, secondary sealed letter body 11 is socketed with in primary seal letter body 12, primary seal letter body 12 and secondary sealed letter body 11 and the first hydraulic pressure cavity 9 are on the same axis, plunger 8 is provided with in primary seal letter body 12, plunger 8 front end is positioned at the first hydraulic pressure cavity 9, rear end is positioned at secondary sealed letter body 11, the middle part of plunger 8 and rear portion are respectively arranged with main filler 14 and secondary filler 10, plunger 8, main filler 14, the space that secondary filler 10 and secondary sealed letter body 11 surround is the second hydraulic pressure cavity 13, first flow 15 is provided with in primary seal letter body 12, first flow 15 communicates with the second hydraulic pressure cavity 13,
The second runner 17 is provided with in combination valve assembly 2, 3rd runner 18, 4th runner 19, 5th runner 20 and imbibition room 16, wherein imbibition room 16 communicates with the first hydraulic pressure cavity 9, the bottom of the second runner 17 communicates with imbibition room 16, top is communicated with liquid-discharging tube 21 by discharge opeing cone valve 1, the top of the 3rd runner 18 communicates with liquid inlet pipe 5, bottom is communicated with imbibition room 16 by the little valve plate 7 of feed liquor, 4th runner 19 bottom communicates with first flow 15, top is communicated with liquid-discharging tube 21 by discharge opeing valve plate 3, 5th runner 20 top communicates with liquid inlet pipe 5, bottom is communicated with first flow 15 by the large valve plate 6 of feed liquor.
Second runner 17 is arranged on the axial location place of combination valve assembly 2, and the 3rd runner 18, the 4th runner 19 and the 5th runner 20 are positioned at the outside of the second runner 17 successively; 3rd runner 18, the 4th runner 19 and the 5th runner 20 are a circle axial hole; Plunger 8 is ladder-type cylindrical pistons.
Working principle is:
In working order, when plunger 8 advances backward (Zuo Weihou, the right side is front), water enters along liquid inlet pipe 5, is opened by little for feed liquor valve plate 7, enter imbibition room 16 by the 3rd runner 18; Simultaneously because plunger 8 advances backward, discharge opeing valve plate 3 is opened by first flow 15 and the 4th runner 19 by the water in the second hydraulic pressure cavity 13, discharges through liquid-discharging tube 21.
When plunger 8 is pushed ahead, discharge opeing cone valve 1 is opened by the second runner 17 by the water that a upper process sucks imbibition room 16, and water is discharged from liquid-discharging tube 21; Meanwhile, push ahead due to plunger 8 and make the second hydraulic pressure cavity 13 occur space, make water enter the 5th runner 20 by liquid inlet pipe 5, open the large valve plate 6 of feed liquor, enter the second hydraulic pressure cavity 13 through first flow 15.
Above working procedure and so forth, makes plunger 8 all in work in a reciprocal stroke, and plunger 8 backward and all have liquid to discharge when pushing ahead, is not free stroke, substantially increases working efficiency.
Claims (4)
1. a double-purpose valve, comprise pump head (4), pump head (4) is provided with liquid-discharging tube (21) and liquid inlet pipe (5), it is characterized in that: combination valve assembly (2) is installed in pump head (4), combination valve assembly (2) below is provided with the first hydraulic pressure cavity (9), pump head (4) side is provided with primary seal letter body (12), secondary sealed letter body (11) is socketed with in primary seal letter body (12), primary seal letter body (12) and secondary sealed letter body (11) and the first hydraulic pressure cavity (9) are on the same axis, plunger (8) is provided with in primary seal letter body (12), plunger (8) front end is positioned at the first hydraulic pressure cavity (9), rear end is positioned at secondary sealed letter body (11), the middle part of plunger (8) and rear portion are respectively arranged with main filler (14) and secondary filler (10), plunger (8), main filler (14), the space that secondary filler (10) and secondary sealed letter body (11) surround is the second hydraulic pressure cavity (13), first flow (15) is provided with in primary seal letter body (12), first flow (15) communicates with the second hydraulic pressure cavity (13),
The second runner (17) is provided with in combination valve assembly (2), 3rd runner (18), 4th runner (19), 5th runner (20) and imbibition room (16), wherein imbibition room (16) communicate with the first hydraulic pressure cavity (9), the bottom of the second runner (17) communicates with imbibition room (16), top is communicated with liquid-discharging tube (21) by discharge opeing cone valve (1), the top of the 3rd runner (18) communicates with liquid inlet pipe (5), bottom is communicated with imbibition room (16) by the little valve plate of feed liquor (7), 4th runner (19) bottom communicates with first flow (15), top is communicated with liquid-discharging tube (21) by discharge opeing valve plate (3), 5th runner (20) top communicates with liquid inlet pipe (5), bottom is communicated with first flow (15) by the large valve plate of feed liquor (6).
2. double-purpose valve according to claim 1, it is characterized in that: described the second runner (17) is arranged on the axial location place of combination valve assembly (2), the 3rd runner (18), the 4th runner (19) and the 5th runner (20) are positioned at the outside of the second runner (17) successively.
3. double-purpose valve according to claim 1, is characterized in that: the 3rd described runner (18), the 4th runner (19) and the 5th runner (20) are a circle axial hole.
4. double-purpose valve according to claim 1, is characterized in that: described plunger (8) is ladder-type cylindrical pistons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210418537.0A CN102878070B (en) | 2012-10-26 | 2012-10-26 | Double-acting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210418537.0A CN102878070B (en) | 2012-10-26 | 2012-10-26 | Double-acting valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878070A CN102878070A (en) | 2013-01-16 |
| CN102878070B true CN102878070B (en) | 2015-04-22 |
Family
ID=47479531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210418537.0A Withdrawn - After Issue CN102878070B (en) | 2012-10-26 | 2012-10-26 | Double-acting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102878070B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878815A (en) * | 1988-05-18 | 1989-11-07 | Stachowiak J Edward | High pressure reciprocating pump apparatus |
| CN2114041U (en) * | 1992-02-20 | 1992-08-26 | 山东省潍坊生建机械厂 | Double-acting booster water-filling pump |
| WO2007137941A1 (en) * | 2006-05-26 | 2007-12-06 | Continental Automotive Gmbh | Radial piston pump for supplying fuel at high pressure to an internal combustion engine |
| CN201016329Y (en) * | 2007-02-22 | 2008-02-06 | 蔡胜龙 | Adjustable combination valve hydraulic force balancing pump head |
| CN201963541U (en) * | 2011-01-21 | 2011-09-07 | 物理农林机械科技(苏州)有限公司 | Water inlet/outlet valve assembly structure for plunger pump |
| CN202926595U (en) * | 2012-10-26 | 2013-05-08 | 山东金鹏石化设备有限公司 | Double-acting valve |
-
2012
- 2012-10-26 CN CN201210418537.0A patent/CN102878070B/en not_active Withdrawn - After Issue
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878815A (en) * | 1988-05-18 | 1989-11-07 | Stachowiak J Edward | High pressure reciprocating pump apparatus |
| CN2114041U (en) * | 1992-02-20 | 1992-08-26 | 山东省潍坊生建机械厂 | Double-acting booster water-filling pump |
| WO2007137941A1 (en) * | 2006-05-26 | 2007-12-06 | Continental Automotive Gmbh | Radial piston pump for supplying fuel at high pressure to an internal combustion engine |
| CN201016329Y (en) * | 2007-02-22 | 2008-02-06 | 蔡胜龙 | Adjustable combination valve hydraulic force balancing pump head |
| CN201963541U (en) * | 2011-01-21 | 2011-09-07 | 物理农林机械科技(苏州)有限公司 | Water inlet/outlet valve assembly structure for plunger pump |
| CN202926595U (en) * | 2012-10-26 | 2013-05-08 | 山东金鹏石化设备有限公司 | Double-acting valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102878070A (en) | 2013-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zengyin Inventor after: Hua Qian Inventor after: Jiang Zeqiang Inventor after: Dong Fusheng Inventor after: Zhu Changhao Inventor after: Liu Huajie Inventor after: Wang Zhigang Inventor after: Qi He Ping Inventor after: Li Yan Inventor after: Feng Ting Inventor after: Fan Fuping Inventor after: Yang Shichao Inventor before: Li Zengyin Inventor before: Jiang Zeqiang Inventor before: Dong Fusheng Inventor before: Zhu Changhao Inventor before: Wang Zhigang Inventor before: Qi He Ping Inventor before: Li Yan Inventor before: Feng Ting Inventor before: Fan Fuping Inventor before: Yang Shichao Inventor before: Hua Qian |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI ZENGYIN ZHU CHANGHAO WANG ZHIGANG QI HEPING LI YAN FENG TING FAN FUPING YANG SHICHAO HUA QIAN JIANG ZEQIANG DONG FUSHENG TO: LI ZENGYIN ZHU CHANGHAO LIU HUAJIE WANG ZHIGANG QI HEPING LI YAN FENG TING FAN FUPING YANG SHICHAO HUA QIAN JIANG ZEQIANG DONG FUSHENG |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20230116 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20230116 |