CN103244404B - Hydraulic seal slush pump - Google Patents
Hydraulic seal slush pump Download PDFInfo
- Publication number
- CN103244404B CN103244404B CN201310179663.XA CN201310179663A CN103244404B CN 103244404 B CN103244404 B CN 103244404B CN 201310179663 A CN201310179663 A CN 201310179663A CN 103244404 B CN103244404 B CN 103244404B
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- Prior art keywords
- pump housing
- hydraulic
- plunger
- cylinder body
- hydraulic oil
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- 238000012856 packing Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 239000010720 hydraulic oil Substances 0.000 claims description 38
- 239000012530 fluid Substances 0.000 claims description 9
- 239000003921 oil Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 6
- 238000005461 lubrication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of hydraulic seal slush pump, including: cylinder body (23), piston body (26), the left pump housing (24) and the right pump housing (25), cylinder body (23) and piston body (26) form out oil pocket (3), hydraulic cavities (4) and hydraulic cavities (5), forming hydraulic packing district (27) between left plunger (9) and the left pump housing (24), the space between right plunger (8) and the right pump housing (25) forms hydraulic packing district (28).Can stop that the particulate matter in mud medium enters pump housing sealing ring by the design of the present invention, reduce the particulate matter in mud medium to plunger and the destruction of plunger sealing washer.
Description
Technical field
The present invention relates to slush pump field, specifically, relate to a kind of hydraulic seal slush pump.
Background technology
The plunger of high pressure slurry pump and plunger sealing washer are the consumable accessorys the most often needing to change, traditional plunger seal only relies on sealing ring and seals, normal pressure hydraulic oil lubrication plunger, pressure due to mud, particulate matter in mud is precipitated in being brought into sealing ring by reciprocating plunger, the destruction causing plunger and plunger sealing washer is worn and torn, and decreases the service life of plunger and plunger sealing washer.
Chinese utility model patent ZL201020254834.2 discloses a kind of hydraulic motive power high-pressure pump, including the pump housing, hydraulic commutator and Water sucking and draining device；Compress fluid by the reciprocating motion of plunger and convert kinetic energy into the potential energy of fluid.But when medium is mud, when piston reciprocation moves, mud medium is brought in plunger sealing washer by plunger, thus damages plunger and plunger sealing washer.
Summary of the invention
The technical problem to be solved is to provide a kind of hydraulic seal slush pump, can stop that the particulate matter in mud medium enters pump housing sealing ring, form film lubrication at plunger surface simultaneously, reduce the particulate matter in mud medium to plunger and the destruction of plunger sealing washer.
Technical scheme is as follows:
A kind of hydraulic seal slush pump, including: cylinder body 23, piston body 26, the left pump housing 24 and the right pump housing 25, cylinder body 23 and piston body 26 form out oil pocket the 3, first hydraulic cavities 4 and the second hydraulic cavities 5, be provided with oil-in 1 and oil-out 2, be provided with hydraulic cavities connector 17 on the downside of cylinder body 23 on the upside of cylinder body 23；The two ends of piston body 26 connect one end and one end of right pull bar 6 of left lever 7 respectively；The other end of left lever 7 and the other end of right pull bar 6 connect left plunger 9 and right plunger 8 respectively；Water-absorbing body 21 is arranged on the downside of cylinder body 23, and the left pump housing 24 and the right pump housing 25 are bolted, and connects the left pump housing 24 and the right pump housing 25 by being arranged on the water inlet on the downside of the left pump housing 24 and the right pump housing 25；Water-outlet body 22 is arranged on the upside of cylinder body 23, and the left pump housing 24 and the right pump housing 25 are threaded connection, and connects the left pump housing 24 and the right pump housing 25 by being arranged on the outlet on the upside of the left pump housing 24 and the right pump housing 25；Left pump housing hydraulic oil path 19 is arranged on the downside of left plunger 9, right pump housing hydraulic oil path 20 is arranged on the downside of right plunger 8, hydraulic oil siphunculus 18 is arranged on the downside of cylinder body 23, and hydraulic oil siphunculus 18 connects hydraulic cavities connector 17, left pump housing hydraulic oil path 19 and right pump housing hydraulic oil path 20；Forming hydraulic packing district 27 between left plunger 9 and the left pump housing 24, the space between right plunger 8 and the right pump housing 25 forms hydraulic packing district 28.
Further: between cylinder body 23 and left lever 7 and right pull bar 6, to be provided with hydraulic packing box 10.
Further: hydraulic packing box 10 has four.
Further: right pull bar 6, left lever 7 are threaded connection with piston body 26.
Further: left plunger 9 is connected by screw thread and left lever 7, right plunger 8 is connected by screw thread and right pull bar 6.
Further: between the right pump housing 25 and right plunger 8, between the left pump housing 24 and left plunger 9, between hydraulic packing box 10 and left lever 7 and right pull bar 6, between cylinder body 23 and piston body 26, it is provided with pump housing sealing ring 11 and pump housing bracing ring 12.
Further: water inlet is provided with left suction valve 15 and right suction valve 16；Outlet is provided with left outlet valve 13 and right outlet valve 14.
Further: left suction valve 15, right suction valve 16, left outlet valve 13 and right outlet valve 14 are inlet non return check valve；
Further: hydraulic oil siphunculus 18 is connected by pipe joint with hydraulic cavities connector 17, left pump housing hydraulic oil path 19 and right pump housing hydraulic oil path 20.
The technique effect of the present invention is as follows:
1, the present invention is by being incorporated into power fluid force feed between two sealing rings of the pump housing, the hydraulic packing district with certain pressure is formed between plunger and the pump housing, hydraulic pressure in hydraulic packing district increases along with plunger load and increases, and it is equal with the pressure of power fluid force feed, hydraulic oil in hydraulic packing district keeps a positive differential pressure due to the pressure of its pressure with mud, block the particulate matter in mud medium and enter pump housing sealing ring, reduce the particulate matter in mud medium to plunger and the destruction of plunger sealing washer.
2, the present invention makes plunger surface form oil film during reciprocal, reduces plunger surface friction.
3, the present invention reduces the replacing frequency of consumable accessory plunger, plunger sealing washer, reduces use cost.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the hydraulic seal slush pump of the present invention；
Fig. 2 is the flow chart of the use state 1 of the hydraulic seal slush pump of the present invention；
Fig. 3 is the flow chart of the use state 2 of the hydraulic seal slush pump of the present invention.
Detailed description of the invention
As it is shown in figure 1, be the cross-sectional view of the hydraulic seal slush pump of the present invention.The structure of this hydraulic seal slush pump includes: cylinder body 23, piston body 26, the left pump housing 24 and the right pump housing 25.
Cylinder body 23 and piston body 26 form out oil pocket the 3, first hydraulic cavities 4 and the second hydraulic cavities 5.Oil-in 1 and oil-out 2 it is provided with on the upside of cylinder body 23.Hydraulic cavities connector 17 it is provided with on the downside of cylinder body 23.
The two ends of piston body 26 are threaded connection one end and one end of right pull bar 6 of left lever 7 respectively.The other end of left lever 7 and the other end of right pull bar 6 are threaded connection left plunger 9 and right plunger 8 respectively.
Water-absorbing body 21 is arranged on the downside of cylinder body 23, and the left pump housing 24 and the right pump housing 25 are bolted, and connects the left pump housing 24 and the right pump housing 25 by being arranged on the water inlet on the downside of the left pump housing 24 and the right pump housing 25.Water-outlet body 22 is arranged on the upside of cylinder body 23, and the left pump housing 24 and the right pump housing 25 are threaded connection, and connects the left pump housing 24 and the right pump housing 25 by being arranged on the outlet on the upside of the left pump housing 24 and the right pump housing 25.Water inlet is provided with left suction valve 15 and right suction valve 16.Outlet is provided with left outlet valve 13 and right outlet valve 14.Left suction valve 15, right suction valve 16, left outlet valve 13 and right outlet valve 14 are inlet non return check valve.
Left pump housing hydraulic oil path 19 is arranged on the downside of left plunger 9.Right pump housing hydraulic oil path 20 is arranged on the downside of right plunger 8.Hydraulic oil siphunculus 18 is arranged on the downside of cylinder body 23.Hydraulic oil siphunculus 18 is by pipe joint connection hydraulic cavities connector 17, left pump housing hydraulic oil path 19 and right pump housing hydraulic oil path 20.
The first hydraulic packing district 27 is formed between left plunger 9 and the left pump housing 24.Space between right plunger 8 and the right pump housing 25 forms the second hydraulic packing district 28.
It is provided with hydraulic packing box 10 between cylinder body 23 and left lever 7 and right pull bar 6.Hydraulic packing box 10 has four.
Between the right pump housing 25 and right plunger 8, between the left pump housing 24 and left plunger 9, between hydraulic packing box 10 and left lever 7 and right pull bar 6, it is provided with pump housing sealing ring 11 and pump housing bracing ring 12 between cylinder body 23 and piston body 26, to ensure obturation effect.
As in figure 2 it is shown, be the flow chart of the use state 1 of the hydraulic seal slush pump of the present invention.Hydraulic power oil enters cylinder body 23 by oil-in 1, power fluid force feed enters in left pump housing hydraulic oil path 19 and right pump housing hydraulic oil path 20 by hydraulic cavities connector 17 and hydraulic oil siphunculus 18, between right plunger 8 and the right pump housing 25, form the second hydraulic packing district 28, between left plunger 9 and the left pump housing 24, form the first hydraulic packing district 27.Hydraulic pressure in first hydraulic packing district 27 and the second hydraulic packing district 28 and hydraulic power oil phase etc., block the particulate matter in mud medium and enter pump housing sealing ring 11, reduce the destruction to pump housing sealing ring 11 of the particulate matter in mud medium, make plunger surface form oil film during reciprocal simultaneously, reduce plunger surface friction；And promote piston body to drive right pull bar 6, left lever 7, right plunger 8 and left plunger 9 to be moved to the left.Left suction valve 15 cuts out, and left outlet valve 13 is opened, and discharges medium to water-outlet body 22.Right outlet valve 14 is closed, and right suction valve 16 is opened, and medium is drawn in the right pump housing 25 by water-absorbing body 21.
As it is shown on figure 3, be the flow chart of the use state 2 of the hydraulic seal slush pump of the present invention.Hydraulic power oil enters cylinder body 23 by oil-in 1, power fluid force feed enters in left pump housing hydraulic oil path 19 and right pump housing hydraulic oil path 20 by hydraulic cavities connector 17 and hydraulic oil siphunculus 18, the second hydraulic packing district 28 is formed between right plunger 8 and the right pump housing 25, the first hydraulic packing district 27 is formed between left plunger 9 and the left pump housing 24, plunger surface is made to form oil film, reduce plunger surface friction, at hydraulic packing district block media；Promote piston body to drive right pull bar 6, left lever 7, right plunger 8 and left plunger 9 to move right simultaneously.Hydraulic oil in second hydraulic cavities 5 is discharged through oil-out 2, and left suction valve 15 is opened, and left outlet valve 13 is closed.Mud medium is sucked in the left pump housing 24 by water-absorbing body 21, and right outlet valve 14 is opened, and right suction valve 16 cuts out, and discharges medium to water-outlet body 22.
Claims (7)
1. a hydraulic seal slush pump, including: cylinder body (23), piston body (26), the left pump housing
And the right pump housing (25) (24), it is characterised in that
Cylinder body (23) and piston body (26) form out oil pocket (3), the first hydraulic cavities (4) and second
Hydraulic cavities (5), cylinder body (23) upside is provided with oil-in (1) and oil-out (2), cylinder body (23)
Downside is provided with hydraulic cavities connector (17)；
The two ends of piston body (26) connect one end and one end of right pull bar (6) of left lever (7) respectively；
The other end of left lever (7) and the other end of right pull bar (6) connect left plunger (9) and right post respectively
Plug (8)；
Water-absorbing body (21) is arranged on the downside of cylinder body (23), and the left pump housing (24) and the right pump housing (25)
It is bolted, and by being arranged on the left pump housing (24) and the water inlet of the right pump housing (25) downside
Connect the left pump housing (24) and the right pump housing (25)；
Water-outlet body (22) is arranged on the upside of cylinder body (23), and the left pump housing (24) and the right pump housing (25)
It is threaded connection, and by being arranged on the left pump housing (24) and the outlet of the right pump housing (25) upside
Connect the left pump housing (24) and the right pump housing (25)；
Left pump housing hydraulic oil path (19) is arranged on the downside of left plunger (9), and right pump housing hydraulic oil leads to
Road (20) is arranged on the downside of right plunger (8), and hydraulic oil siphunculus (18) is arranged on cylinder body (23)
Downside, hydraulic oil siphunculus (18) connection hydraulic cavities connector (17), left pump housing hydraulic oil path (19)
With right pump housing hydraulic oil path (20)；
The first hydraulic packing district (27), right plunger is formed between left plunger (9) and the left pump housing (24)
(8) space and between the right pump housing (25) forms the second hydraulic packing district (28)；
It is provided with hydraulic packing box (10) between cylinder body (23) and left lever (7) and right pull bar (6)；
Between the right pump housing (25) and right plunger (8), between the left pump housing (24) and left plunger (9),
Between hydraulic packing box (10) and left lever (7) and right pull bar (6), cylinder body (23) and piston
Pump housing sealing ring (11) and pump housing bracing ring (12) it is provided with between body (26)；
Described hydraulic cavities connector (17), hydraulic oil siphunculus (18), left pump housing hydraulic oil path (19),
Right pump housing hydraulic oil path (20), the first hydraulic packing district (27) and the second hydraulic packing district (28)
Composition hydraulic seal device；Between the described right pump housing (25) and right plunger (8), the left pump housing (24)
With pump housing sealing ring (11) and the pump housing bracing ring (12) arranged between left plunger (9) forms plunger
Sealing device；
Described hydraulic seal device, for supplying power fluid force feed through described hydraulic cavities connector (17) and liquid
Force feed siphunculus (18) enters described left pump housing hydraulic oil path (19) and right pump housing hydraulic oil path (20)
In, form described first hydraulic packing district (27) and the second hydraulic packing district (28) by power fluid force feed,
Described plunger sealing device is carried out hydraulic packing；Wherein, described first hydraulic packing district (27) and
Hydraulic pressure in two hydraulic packing districts (28) is equal with the pressure of power fluid force feed.
2. hydraulic seal slush pump as claimed in claim 1, it is characterised in that: hydraulic packing box (10)
There are four.
3. hydraulic seal slush pump as claimed in claim 1, it is characterised in that: right pull bar (6),
Left lever (7) is threaded connection with piston body (26).
4. hydraulic seal slush pump as claimed in claim 1, it is characterised in that: left plunger (9) leads to
Crossing screw thread and left lever (7) connects, right plunger (8) is connected by screw thread and right pull bar (6).
5. hydraulic seal slush pump as claimed in claim 1, it is characterised in that: water inlet is provided with
Left suction valve (15) and right suction valve (16)；Outlet is provided with left outlet valve (13) and right water outlet
Valve (14).
6. hydraulic seal slush pump as claimed in claim 5, it is characterised in that: left suction valve (15),
Right suction valve (16), left outlet valve (13) and right outlet valve (14) are inlet non return check valve.
7. hydraulic seal slush pump as claimed in claim 1, it is characterised in that: hydraulic oil siphunculus (18)
With hydraulic cavities connector (17), left pump housing hydraulic oil path (19) and right pump housing hydraulic oil path (20)
Connected by pipe joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310179663.XA CN103244404B (en) | 2013-05-15 | 2013-05-15 | Hydraulic seal slush pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310179663.XA CN103244404B (en) | 2013-05-15 | 2013-05-15 | Hydraulic seal slush pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103244404A CN103244404A (en) | 2013-08-14 |
| CN103244404B true CN103244404B (en) | 2016-12-28 |
Family
ID=48924174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310179663.XA Active CN103244404B (en) | 2013-05-15 | 2013-05-15 | Hydraulic seal slush pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103244404B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108071582A (en) * | 2016-11-16 | 2018-05-25 | 江苏瑞凌新能源科技有限公司 | A kind of sealing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87205750U (en) * | 1987-04-02 | 1988-01-27 | 许建中 | Liquid pressure increased sealing structure |
| CN2890416Y (en) * | 2006-01-11 | 2007-04-18 | 何应春 | Hydraulic sealing device of plunger pump |
| CN101177138A (en) * | 2006-11-10 | 2008-05-14 | 李秋 | Novel hydraulic brake master cylinder |
| CN201723394U (en) * | 2010-07-12 | 2011-01-26 | 郑德忠 | Hydraulic motive power high-pressure pump |
| CN203308665U (en) * | 2013-05-15 | 2013-11-27 | 郑德忠 | Hydraulic seal slurry pump |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1054345A (en) * | 1996-08-08 | 1998-02-24 | Ishikawajima Constr Mach Co | Device for preventing viscous fluid infiltration into main hydraulic cylinder of viscous fliud pump |
-
2013
- 2013-05-15 CN CN201310179663.XA patent/CN103244404B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87205750U (en) * | 1987-04-02 | 1988-01-27 | 许建中 | Liquid pressure increased sealing structure |
| CN2890416Y (en) * | 2006-01-11 | 2007-04-18 | 何应春 | Hydraulic sealing device of plunger pump |
| CN101177138A (en) * | 2006-11-10 | 2008-05-14 | 李秋 | Novel hydraulic brake master cylinder |
| CN201723394U (en) * | 2010-07-12 | 2011-01-26 | 郑德忠 | Hydraulic motive power high-pressure pump |
| CN203308665U (en) * | 2013-05-15 | 2013-11-27 | 郑德忠 | Hydraulic seal slurry pump |
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| Publication number | Publication date |
|---|---|
| CN103244404A (en) | 2013-08-14 |
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| ASS | Succession or assignment of patent right |
Owner name: BEIJING WANPULONG ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHENG DEZHONG Effective date: 20150423 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 075000 ZHANGJIAKOU, HEBEI PROVINCE TO: 100093 HAIDIAN, BEIJING |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150423 Address after: 100093, Beijing, Haidian District Han River Road, free Fragrance Hill 80-2 Applicant after: Beijing Wanpulong Energy Technology Co.,Ltd. Address before: 075000 No. 86, highway street, down garden, Zhangjiakou, Hebei Applicant before: Zheng Dezhong |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: Hydraulic seal slush pump Effective date of registration: 20200402 Granted publication date: 20161228 Pledgee: Zhongguancun Beijing technology financing Company limited by guarantee Pledgor: BEIJING WANPULONG ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2020990000263 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 401333 room 201-440, No. 115, Long'an Avenue, Tuzhu Town, Shapingba District, Chongqing Patentee after: Chongqing wanpulong Energy Development Co.,Ltd. Address before: 80-2 Zixiang mountain, hanheyuan Road, Haidian District, Beijing 100093 Patentee before: BEIJING WANPULONG ENERGY TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401333 room 201-440, No. 115, Long'an Avenue, Tuzhu Town, Shapingba District, Chongqing Patentee after: Chongqing Wanpulong Energy Co.,Ltd. Address before: 401333 room 201-440, No. 115, Long'an Avenue, Tuzhu Town, Shapingba District, Chongqing Patentee before: Chongqing wanpulong Energy Development Co.,Ltd. |