CN102878070A - Double-acting valve - Google Patents
Double-acting valve Download PDFInfo
- Publication number
- CN102878070A CN102878070A CN2012104185370A CN201210418537A CN102878070A CN 102878070 A CN102878070 A CN 102878070A CN 2012104185370 A CN2012104185370 A CN 2012104185370A CN 201210418537 A CN201210418537 A CN 201210418537A CN 102878070 A CN102878070 A CN 102878070A
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- China
- Prior art keywords
- runner
- plunger
- hydraulic pressure
- pressure cavity
- valve
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- 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.)
- Granted
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- 239000007788 liquid Substances 0.000 claims abstract description 28
- 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
- 230000000694 effects 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
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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 that uses in Double-acting booster water-filling pump belongs to the liquor pump technical field.
Background technique
At present, traditional liquor pump exists drawback at work, and namely plunger has the mechanism of a sky in a reciprocal stroke, has caused the reduction of efficient.If raise the efficiency the quantity that will increase valve, but the quantity of increase valve will increase difficulty and the workload of installation, maintenance, and can increase the volume of whole pump, correspondingly fabricating cost also can increase.
Its working principle of traditional boosting water injection pump is: lower in working order, when plunger advanced backward, inlet opening entered the imbibition chamber in valve seat; Water outage in valve seat is opened the discharge opeing valve plate by liquid-discharging tube and is discharged when plunger is pushed ahead, and valve has been worked in the course of the work, and intermittently efficient is lower.
The applying date is 1992.02.20, application number is to 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 to be housed respectively, realize the double-action working method with this, seesawing in the double-action process all has liquid to discharge, the single action booster pump of comparable same row liquid measure parameter reduces reciprocal time, has improved the gland sealed friction condition, has improved the working life of easily damaged parts.But this patent exist the shortcoming of installation, maintenance inconvenience, and the overall volume of pump is larger owing to having adopted two sleeving valve groups.
Summary of the invention
According to above deficiency of the prior art, the technical problem to be solved in the present invention is: provide a kind of and addressed the aforementioned drawbacks so that plunger all makes things convenient in work, installation, maintenance in a reciprocal stroke, improved the double-purpose valve of working efficiency.
Double-purpose valve of the present invention, comprise pump head, be provided with liquid-discharging tube and liquid inlet pipe on the pump head, the combination valve assembly is installed in the pump head, combination valve assembly below is provided with the first hydraulic pressure cavity, pump head one side is equipped with primary seal letter body, be socketed with secondary sealed letter body in the primary seal letter body, primary seal letter body and secondary sealed letter body and the first hydraulic pressure cavity are on same axis, be provided with plunger in the primary seal letter body, the plunger front end is positioned at the first hydraulic pressure cavity, the rear end is positioned at secondary sealed letter body, and 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, be provided with first flow in the primary seal letter body, first flow communicates with the second hydraulic pressure cavity;
Be provided with the second runner, the 3rd runner, the 4th runner, the 5th runner and imbibition chamber in the combination valve assembly, wherein the imbibition chamber communicates with the first hydraulic pressure cavity, the bottom of the second runner communicates with the imbibition chamber, the top communicates with liquid-discharging tube by the discharge opeing cone valve, the top of the 3rd runner communicates with liquid inlet pipe, the bottom communicates with the imbibition chamber by the little valve plate of feed liquor, the 4th runner bottom communicates with first flow, the top communicates with liquid-discharging tube by the discharge opeing valve plate, the 5th runner top communicates with liquid inlet pipe, and the bottom communicates with first flow by the large valve plate of feed liquor.
Described the second 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 runner, the saving space that can try one's best is guaranteeing the double-acting while, has reduced as much as possible the volume that the combination valve assembly takies.
Described the 3rd runner, the 4th runner and the 5th runner are a circle axial hole.
Described plunger is ladder-type cylinder plunger.
The present invention compares with traditional valve, adopted the combination valve assembly, be provided with two at the combination valve assembly and pack into apocenosis passage, with different valve plates it is blocked respectively, form two working cells, effect is equivalent to liquid feed valve group and the liquid discharging valve group in traditional pump, in use, plunger all in work, is not free stroke in a reciprocal stroke, plunger all has the liquid discharge in the process that advances forward and backward.
Adopt the combination valve assembly to replace original two sleeving valve groups, reduced the volume of pump, be easy for installation and maintenance, reduced the workload of workman's I﹠M.
Working principle is: lower in working order, when plunger advanced backward, water entered along liquid inlet pipe, by the 3rd runner the little valve plate of feed liquor was opened, and entered the imbibition chamber; Because plunger advances backward, the water in the second hydraulic pressure cavity is opened the discharge opeing valve plate by first flow and the 4th runner simultaneously, discharged through liquid-discharging tube.
When plunger was pushed ahead, the water that a upper process sucks the imbibition chamber was opened the discharge opeing cone valve by the second runner, and water is discharged from liquid-discharging tube; Meanwhile, because plunger is pushed ahead and made the second hydraulic pressure cavity the space occur, so that water enters 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 so that plunger in a reciprocal stroke all in work, be not free stroke, greatly improved working efficiency.
The beneficial effect that the present invention has is: double-purpose valve is compared with traditional valve, be provided with two at a valve body and pack into apocenosis passage, with different valve plates it is blocked respectively, form two working cells so that plunger in a reciprocal stroke all work, be not free stroke, being equivalent in traditional pump two cover valve bodies works simultaneously, all there is liquid to discharge before and after the double-action process, greatly improved working efficiency, reduced the workload of workman's I﹠M; The single action booster pump of comparable identical discharge opeing parameter reduces the number of reciprocal time, minimizing pump valve or reduces the volume of pump.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the 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 chamber; 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, be provided with liquid-discharging tube 21 and liquid inlet pipe 5 on the pump head 4, combination valve assembly 2 is installed in the pump head 4, combination valve assembly 2 belows are provided with the first hydraulic pressure cavity 9, pump head 4 one sides are equipped with primary seal letter body 12, be socketed with secondary sealed letter body 11 in the 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 same axis, be provided with plunger 8 in the primary seal letter body 12, plunger 8 front ends are positioned at the first hydraulic pressure cavity 9, the 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, is provided with first flow 15 in the primary seal letter body 12, and first flow 15 communicates with the second hydraulic pressure cavity 13;
Be provided with the second runner 17 in the combination valve assembly 2, the 3rd runner 18, the 4th runner 19, the 5th runner 20 and imbibition chamber 16, wherein imbibition chamber 16 communicates with the first hydraulic pressure cavity 9, the bottom of the second runner 17 communicates with imbibition chamber 16, the top communicates with liquid-discharging tube 21 by discharge opeing cone valve 1, the top of the 3rd runner 18 communicates with liquid inlet pipe 5, the bottom communicates with imbibition chamber 16 by the little valve plate 7 of feed liquor, the 4th runner 19 bottoms communicate with first flow 15, the top communicates with liquid-discharging tube 21 by discharge opeing valve plate 3, the 5th runner 20 tops communicate with liquid inlet pipe 5, and the bottom communicates with first flow 15 by the large valve plate 6 of feed liquor.
The 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; The 3rd runner 18, the 4th runner 19 and the 5th runner 20 are a circle axial hole; Plunger 8 is ladder-type cylinder plunger.
Working principle is:
Lower in working order, when plunger 8 advances backward (Zuo Weihou, the right side is front), water enters along liquid inlet pipe 5, by the 3rd runner 18 the little valve plate 7 of feed liquor is opened, and enters imbibition chamber 16; Because plunger 8 advances backward, the water in the second hydraulic pressure cavity 13 is opened discharge opeing valve plate 3 by first flow 15 and the 4th runner 19 simultaneously, discharged through liquid-discharging tube 21.
When plunger 8 was pushed ahead, the water that a upper process sucks imbibition chamber 16 was opened discharge opeing cone valve 1 by the second runner 17, and water is discharged from liquid-discharging tube 21; Meanwhile, because plunger 8 is pushed ahead and made the second hydraulic pressure cavity 13 space occur, so that water enters 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 so that plunger 8 in a reciprocal stroke all in work, plunger 8 backward and all have liquid to discharge when pushing ahead is not free stroke, has greatly improved working efficiency.
Claims (4)
1. double-purpose valve, comprise pump head (4), be provided with liquid-discharging tube (21) and liquid inlet pipe (5) on the pump head (4), it is characterized in that: combination valve assembly (2) is installed in the pump head (4), combination valve assembly (2) below is provided with the first hydraulic pressure cavity (9), pump head (4) one sides are equipped with primary seal letter body (12), be socketed with secondary sealed letter body (11) in the 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 same axis, be provided with plunger (8) in the primary seal letter body (12), plunger (8) front end is positioned at the first hydraulic pressure cavity (9), the 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), be provided with first flow (15) in the primary seal letter body (12), first flow (15) communicates with the second hydraulic pressure cavity (13);
Be provided with the second runner (17) in the combination valve assembly (2), the 3rd runner (18), the 4th runner (19), the 5th runner (20) and imbibition chamber (16), wherein imbibition chamber (16) communicate with the first hydraulic pressure cavity (9), the bottom of the second runner (17) communicates with imbibition chamber (16), the top communicates with liquid-discharging tube (21) by discharge opeing cone valve (1), the top of the 3rd runner (18) communicates with liquid inlet pipe (5), the bottom communicates with imbibition chamber (16) by the little valve plate of feed liquor (7), the 4th runner (19) bottom communicates with first flow (15), the top communicates with liquid-discharging tube (21) by discharge opeing valve plate (3), the 5th runner (20) top communicates with liquid inlet pipe (5), and the bottom communicates 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), 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.
3. double-purpose valve according to claim 1 is characterized in that: described the 3rd runner (18), the 4th runner (19) and the 5th runner (20) are a circle axial hole.
4. double-purpose valve according to claim 1, it is characterized in that: described plunger (8) is ladder-type cylinder plunger.
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 true CN102878070A (en) | 2013-01-16 |
| CN102878070B 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 |
|---|---|
| CN102878070B (en) | 2015-04-22 |
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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 |
|
| 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 |