CN112253435A - High-performance high-pressure reciprocating pump - Google Patents
High-performance high-pressure reciprocating pump Download PDFInfo
- Publication number
- CN112253435A CN112253435A CN202011080561.9A CN202011080561A CN112253435A CN 112253435 A CN112253435 A CN 112253435A CN 202011080561 A CN202011080561 A CN 202011080561A CN 112253435 A CN112253435 A CN 112253435A
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- China
- Prior art keywords
- fixedly mounted
- valve
- reciprocating pump
- spring
- fixed mounting
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005260 corrosion Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 230000035939 shock Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/06—Pumps having fluid drive
- F04B43/067—Pumps having fluid drive the fluid being actuated directly by a piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/10—Other safety measures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/001—Noise damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/102—Disc valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention relates to the technical field of high-pressure reciprocating pumps, in particular to a high-performance high-pressure reciprocating pump which comprises a base, wherein a case is fixedly arranged at the right end of the top of the base, a crankshaft is fixedly arranged at the right end of an inner cavity of the case, a connecting rod is fixedly arranged on one side of the crankshaft, an intermediate rod is fixedly arranged on one side of the connecting rod, a plunger is fixedly arranged on one side of the intermediate rod, and a diaphragm is fixedly arranged on one side of the plunger; the invention solves the problems of large unit vibration, spring fracture and unstable outlet flow in the operation of the existing high-pressure reciprocating pump, not only has low performance, but also reduces the working efficiency and the using effect thereof, thereby bringing inconvenience to the use and the work of a user.
Description
Technical Field
The invention relates to the technical field of high-pressure reciprocating pumps, in particular to a high-performance high-pressure reciprocating pump.
Background
The high-pressure reciprocating pump is mainly suitable for the petroleum, chemical and fertilizer industries as process pump, oil field and salt mine as water injection pump, steel pipe and pressure container as pressure test pump and booster pump, high-pressure cleaning and descaling of building, ship-building and chemical industries, boiler water supply and hydraulic machinery transmission source, and food, pharmacy, instrument and other departments which need high-pressure fluid and have high requirement for process pulse.
However, the existing high-pressure reciprocating pump often has the phenomena of large unit vibration, spring breakage and unstable outlet flow during operation, so that the performance of the existing high-pressure reciprocating pump is low, and the working efficiency and the using effect of the existing high-pressure reciprocating pump are reduced, thereby bringing inconvenience to the use and work of a user.
Disclosure of Invention
The invention aims to provide a high-performance high-pressure reciprocating pump, which has the advantage of high performance, solves the problems that the existing high-pressure reciprocating pump is frequently large in unit vibration, broken in spring and unstable in outlet flow during operation, is low in performance, and reduces the working efficiency and the using effect, so that inconvenience is brought to the use and work of a user.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high performance high pressure reciprocating pump, includes the base, the right-hand member fixed mounting at base top has quick-witted case, the right-hand member fixed mounting of machine incasement chamber has the bent axle, one side fixed mounting of bent axle has the connecting rod, one side fixed mounting of connecting rod has the intermediate lever, one side fixed mounting of intermediate lever has the plunger, one side fixed mounting of plunger has the diaphragm, the outside fixed mounting of intermediate lever one end has the guide bar, the outside of guide bar is overlapped respectively and is equipped with big spring and little spring, the equal fixed mounting in the outside of big spring and little spring has the spring uide bushing, the outside fixed mounting of spring uide bushing has fixed guide sleeve, fixed guide sleeve's top fixed mounting has sealed face, the top fixed mounting of sealed face has one-way seal receptacle.
Preferably, a rear cover plate is fixedly mounted on one side of the case, and a connecting rod rear cover is fixedly mounted on the other side of the connecting rod.
Preferably, a valve plate is fixedly mounted on one side of the diaphragm, and a valve body is fixedly mounted on the outer side of the valve plate.
Preferably, a valve seat is fixedly installed on the other side of the diaphragm, and a valve cover is fixedly installed on the outer side of the valve seat.
Preferably, two valve banks are fixedly mounted on one side of the valve seat, and a corrosion-resistant buffer is fixedly mounted above the left end of the top of the base.
Preferably, the left end of the top of the base and the left side of the corrosion-resistant buffer are fixedly provided with a safety valve, the bottom of the safety valve is fixedly provided with a shock-resistant pressure gauge, and the bottom of the shock-resistant pressure gauge is fixedly provided with a pressure gauge stop valve.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention can effectively improve the running performance of the high-pressure reciprocating pump by arranging the base, the case, the middle rod, the plunger, the guide rod, the two valve groups, the valve cover, the valve seat, the fixed guide sleeve, the diaphragm, the spring guide sleeve, the crankshaft, the large spring, the small spring, the one-way seal seat and the seal surface, simultaneously has simple and convenient installation and maintenance, adopts a container type, can ensure that the internal spring, the seal surface and the guide rod work vertically, has tight seal joint surface, is not easy to leak, has small noise, stable flow, small vibration and prolonged service life of accessories, can save cost and reduce energy consumption, solves the problems of large vibration of the unit, spring fracture and unstable outlet flow in the running of the traditional high-pressure reciprocating pump, not only has low performance, but also reduces the working efficiency and the using effect of the high-pressure reciprocating pump, thereby bringing inconvenience to the use and the work.
2. The invention can be used for shielding and auxiliary effects of sealing and fixed installation by the arrangement of the rear cover plate and the connecting rod rear cover, can be used for opening and closing and can also carry out sealing control on the valve plate and the valve body by the arrangement of the valve plate and the valve body, can be used for installing the valve plate and the valve body by the arrangement of the valve seat and the valve cover, and is also convenient for protecting the valve seat.
3. The invention can be used for increasing the control multi-way property of the two valve groups and the corrosion-resistant buffer, can also assist the two valve groups to control the switch, and can be used for increasing the flowing stability of the two valve groups, preventing the shock-resistant pressure gauge from being damaged and stopping the shock-resistant pressure gauge by arranging the safety valve, the shock-resistant pressure gauge and the pressure gauge stop valve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of the fluid end configuration of the present invention;
FIG. 3 is a power end configuration view of the present invention;
FIG. 4 is a view of the structure of the fixed guide sleeve of the present invention;
fig. 5 is an assembly view of the fixed guide sleeve of the present invention.
In the figure: 1. a base; 2. a chassis; 3. a rear cover plate; 4. a corrosion resistant bumper; 5. a safety valve; 6. a shock-proof pressure gauge; 7. a pressure gauge stop valve; 8. an intermediate lever; 9. a plunger; 10. a guide bar; 11. a second valve group; 12. a valve housing; 13. a valve seat; 14. fixing a guide sleeve; 15. a membrane; 16. a spring guide sleeve; 17. a valve plate; 18. a valve body; 19. a connecting rod rear cover; 20. a crankshaft; 21. a connecting rod; 22. a large spring; 23. a small spring; 24. a one-way seal seat; 25. and (7) sealing the surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a high-performance high-pressure reciprocating pump includes a base 1, a case 2 is fixedly installed at the right end of the top of the base 1, a crankshaft 20 is fixedly installed at the right end of the inner cavity of the case 2, a connecting rod 21 is fixedly installed at one side of the crankshaft 20, a middle rod 8 is fixedly installed at one side of the connecting rod 21, a plunger 9 is fixedly installed at one side of the middle rod 8, a diaphragm 15 is fixedly installed at one side of the plunger 9, a guide rod 10 is fixedly installed at the outer side of one end of the middle rod 8, a large spring 22 and a small spring 23 are respectively sleeved at the outer side of the guide rod 10, spring guide sleeves 16 are fixedly installed at the outer sides of the large spring 22 and the small spring 23, a fixed guide sleeve 14 is fixedly installed at the outer side of the spring guide sleeve 16, a sealing surface 25 is fixedly installed at the top of the, The arrangement of the intermediate rod 8, the plunger 9, the guide rod 10, the valve group 11, the valve cover 12, the valve seat 13, the fixed guide sleeve 14, the diaphragm 15, the spring guide sleeve 16, the crankshaft 20, the large spring 22, the small spring 23, the one-way sealing seat 24 and the sealing surface 25 can effectively improve the running performance, meanwhile, the installation and the maintenance are simple and convenient, the integrated type is adopted, the internal spring, the sealing surface 25 and the guide rod 10 can work vertically, the sealing binding surface is tight, the leakage is not easy to occur, the noise is low, the flow is stable, the vibration is small, the service life of accessories is prolonged, the cost can be saved, the energy consumption is low, the phenomena of large unit vibration, spring fracture and unstable outlet flow in the operation of the existing high-pressure reciprocating pump are solved, the performance is low, but also reduces the working efficiency and the using effect, thereby bringing inconvenience to the use and the work of users.
In this embodiment, specifically, a rear cover plate 3 is fixedly mounted on one side of the case 2, and a rear cover 19 is fixedly mounted on the other side of the connecting rod 21, so that the case can be used for shielding and sealing and fixedly mounting auxiliary effects.
In this embodiment, specifically, one side of the diaphragm 15 is fixedly provided with a valve plate 17, and the outer side of the valve plate 17 is fixedly provided with a valve body 18, so that the valve can be used for opening and closing, and can also be controlled in a sealing manner.
In this embodiment, specifically, the valve seat 13 is fixedly mounted on the other side of the diaphragm 15, and the valve cover 12 is fixedly mounted on the outer side of the valve seat 13, so that the valve plate 17 and the valve body 18 can be mounted, and the valve seat 13 is also conveniently protected.
In this embodiment, specifically, two valve sets 11 are fixedly mounted on one side of the valve seat 13, and the corrosion-resistant buffer 4 is fixedly mounted above the left end of the top of the base 1, so as to increase the multi-directional property of the control thereof and assist the control thereof to perform switching control.
In this embodiment, it is specific, the left side fixed mounting that base 1 top left end just is located corrosion-resistant buffer 4 has relief valve 5, and the bottom fixed mounting of relief valve 5 has shock-resistant manometer 6, and the bottom fixed mounting of shock-resistant manometer 6 has manometer stop valve 7, can be used for increasing its stability that flows to and prevent that shock-resistant manometer 6 from damaging and can also end.
The working principle is as follows: the motor is connected with the coupler through the speed reducer, the plunger 9 is driven to do reciprocating motion through the connecting rod 21, when the plunger 9 moves backwards, negative pressure is generated in the hydraulic cavity, the diaphragm 15 bends and deforms backwards, the medium cavity generates negative pressure, the outlet one-way valve is closed at the moment, the inlet one-way valve is opened, the medium enters the medium cavity from the inlet pipeline, when the plunger 9 reaches the back starting point, the liquid suction process is finished, when the piston moves forwards, hydraulic oil in the hydraulic cavity pushes the diaphragm 15 to bend and deform forwards, the pressure of the medium cavity is increased, the inlet one-way valve is closed, the outlet one-way valve is opened, the medium is discharged from the medium cavity to enter the outlet pipeline, the plunger 9 continuously reciprocates, the pump continuously conveys the medium, the running performance of the pump can be effectively improved, meanwhile, the installation and the maintenance are simple, the integrated type is adopted, the internal spring, the sealing and adhering surface is tight, leakage is not easy to occur, noise is low, flow is stable, vibration is low, service life of accessories is prolonged, cost reduction and energy consumption can be saved, the phenomena of large unit vibration, spring breakage and unstable outlet flow in operation of the existing high-pressure reciprocating pump are solved, performance is low, working efficiency and using effect are reduced, and accordingly inconvenience is brought to use and work of a user.
The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application belongs to the common knowledge in the field, and the present application mainly protects the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.
The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A high-performance high-pressure reciprocating pump comprises a base (1), and is characterized in that: the improved structure of the spring guide sleeve is characterized in that a case (2) is fixedly mounted at the right end of the top of the base (1), a crankshaft (20) is fixedly mounted at the right end of an inner cavity of the case (2), a connecting rod (21) is fixedly mounted at one side of the crankshaft (20), an intermediate rod (8) is fixedly mounted at one side of the connecting rod (21), a plunger (9) is fixedly mounted at one side of the intermediate rod (8), a diaphragm (15) is fixedly mounted at one side of the plunger (9), a guide rod (10) is fixedly mounted at the outer side of one end of the intermediate rod (8), a large spring (22) and a small spring (23) are respectively sleeved at the outer side of the guide rod (10), a spring guide sleeve (16) is fixedly mounted at the outer sides of the large spring (22) and the small spring (23), a fixed guide sleeve (14) is fixedly mounted at the outer side of the spring guide sleeve (, and a one-way sealing seat (24) is fixedly arranged at the top of the sealing surface (25).
2. A high performance, high pressure reciprocating pump according to claim 1, wherein: a rear cover plate (3) is fixedly mounted on one side of the case (2), and a connecting rod rear cover (19) is fixedly mounted on the other side of the connecting rod (21).
3. A high performance, high pressure reciprocating pump according to claim 1, wherein: one side fixed mounting of diaphragm (15) has valve block (17), the outside fixed mounting of valve block (17) has valve body (18).
4. A high performance, high pressure reciprocating pump according to claim 1, wherein: the other side fixed mounting of diaphragm (15) has disk seat (13), the outside fixed mounting of disk seat (13) has valve bonnet (12).
5. A high performance, high pressure reciprocating pump according to claim 4, wherein: one side fixed mounting of disk seat (13) has two valves (11), the top fixed mounting of base (1) top left end has corrosion-resistant buffer (4).
6. A high performance, high pressure reciprocating pump according to claim 5, wherein: the anti-corrosion safety valve is characterized in that a safety valve (5) is fixedly mounted at the left end of the top of the base (1) and on the left side of the anti-corrosion buffer (4), an anti-vibration pressure gauge (6) is fixedly mounted at the bottom of the safety valve (5), and a pressure gauge stop valve (7) is fixedly mounted at the bottom of the anti-vibration pressure gauge (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080561.9A CN112253435B (en) | 2020-10-10 | 2020-10-10 | High-performance high-pressure reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080561.9A CN112253435B (en) | 2020-10-10 | 2020-10-10 | High-performance high-pressure reciprocating pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112253435A true CN112253435A (en) | 2021-01-22 |
| CN112253435B CN112253435B (en) | 2023-06-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011080561.9A Active CN112253435B (en) | 2020-10-10 | 2020-10-10 | High-performance high-pressure reciprocating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112253435B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293002A (en) * | 2021-12-29 | 2022-04-08 | 刘健 | Stainless steel bar heat treatment equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2307121Y (en) * | 1997-05-30 | 1999-02-10 | 蒋发武 | Pressure braking branch pump |
| CN101705934A (en) * | 2009-11-23 | 2010-05-12 | 杭州大潮石化设备有限公司 | Simplified hydraulic reciprocating diaphragm pump |
| CN202300991U (en) * | 2011-03-23 | 2012-07-04 | 中国石油化工股份有限公司 | Pump valve of high-pressure plunger pump |
| CN102758754A (en) * | 2012-04-20 | 2012-10-31 | 杭州大潮石化设备有限公司 | Simplified hydraulic end structure of tubular diaphragm metering pump |
| CN103557155A (en) * | 2013-11-20 | 2014-02-05 | 天津市通洁高压泵制造有限公司 | Multipurpose plunger-reciprocating high-pressure pump convenient to maintain |
| CN203756477U (en) * | 2014-02-19 | 2014-08-06 | 杭州大潮石化设备有限公司 | Diaphragm reciprocated booster pump with external-circulation hydraulic plunger damping structure |
| CN204402826U (en) * | 2014-12-19 | 2015-06-17 | 汲长江 | A kind of reciprocating pump plunger seal mechanism |
| US20170204852A1 (en) * | 2016-01-15 | 2017-07-20 | W.H. Barnett, JR. | Segmented fluid end |
| CN209324644U (en) * | 2018-12-10 | 2019-08-30 | 东营市远信电器与技术有限责任公司 | A kind of new pump plunger |
-
2020
- 2020-10-10 CN CN202011080561.9A patent/CN112253435B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2307121Y (en) * | 1997-05-30 | 1999-02-10 | 蒋发武 | Pressure braking branch pump |
| CN101705934A (en) * | 2009-11-23 | 2010-05-12 | 杭州大潮石化设备有限公司 | Simplified hydraulic reciprocating diaphragm pump |
| CN202300991U (en) * | 2011-03-23 | 2012-07-04 | 中国石油化工股份有限公司 | Pump valve of high-pressure plunger pump |
| CN102758754A (en) * | 2012-04-20 | 2012-10-31 | 杭州大潮石化设备有限公司 | Simplified hydraulic end structure of tubular diaphragm metering pump |
| CN103557155A (en) * | 2013-11-20 | 2014-02-05 | 天津市通洁高压泵制造有限公司 | Multipurpose plunger-reciprocating high-pressure pump convenient to maintain |
| CN203756477U (en) * | 2014-02-19 | 2014-08-06 | 杭州大潮石化设备有限公司 | Diaphragm reciprocated booster pump with external-circulation hydraulic plunger damping structure |
| CN204402826U (en) * | 2014-12-19 | 2015-06-17 | 汲长江 | A kind of reciprocating pump plunger seal mechanism |
| US20170204852A1 (en) * | 2016-01-15 | 2017-07-20 | W.H. Barnett, JR. | Segmented fluid end |
| CN209324644U (en) * | 2018-12-10 | 2019-08-30 | 东营市远信电器与技术有限责任公司 | A kind of new pump plunger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293002A (en) * | 2021-12-29 | 2022-04-08 | 刘健 | Stainless steel bar heat treatment equipment |
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| Publication number | Publication date |
|---|---|
| CN112253435B (en) | 2023-06-23 |
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