CN104005924A - High-power radial plunger pump - Google Patents
High-power radial plunger pump Download PDFInfo
- Publication number
- CN104005924A CN104005924A CN201310058400.3A CN201310058400A CN104005924A CN 104005924 A CN104005924 A CN 104005924A CN 201310058400 A CN201310058400 A CN 201310058400A CN 104005924 A CN104005924 A CN 104005924A
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- plunger
- housing
- plunger pump
- liquid
- power radial
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Abstract
The invention provides a high-power radial plunger pump, belongs to the field of machinery and particularly relates to a high-power radial plunger pump. The high-power radial plunger pump is small in size, simple in structure, convenient to machine, long in service life and low in cost. The high-power radial plunger pump comprises a casing provided with a cavity in the inside, wherein the surface of the casing is provided with a liquid suction port communicated with the cavity. The high-power radial plunger pump is structurally characterized in that the middle of the casing is provided with a cam through a rotation shaft, and the cam is provided with at least two plungers through pull rings. The end of each plunger is arranged in a plunger cylinder, a liquid inlet communicated with the cavity is arranged at the end of the plunger cylinder, and a liquid suction valve is arranged in the liquid inlet. Two sides of the plunger cylinder are provided with first hollow lug shaft and a second hollow lug shaft which are matched with the casing. An annular high-pressure cavity is arranged in the casing. The first hollow lug shaft of each plunger cylinder is communicated with the annular high-pressure cavity, and a liquid discharging valve is arranged in the first hollow lug shaft corresponding to the annular high-pressure cavity. The surface of the casing is provided with a liquid outlet communicated with the annular high-pressure cavity.
Description
Technical field
The invention belongs to mechanical field, specifically, the present invention relates to a kind of high-power radial plunger pump.
Background technique
It is horizontal that the high-pressure high-flow diaphragm pump of existing domestic and international production is three-throw crankshaft plunger case, or two-throw crank shaft plunger case is horizontal.Because plunger case adopts horizontally, just cause bent axle strong point span excessive, for guaranteeing that the effective output of power just must strengthen the size of crankshaft journal and other associated components.Therefore adopt the equipment volume of this kind of mode of structure excessive, weight of equipment is overweight.
Chinese Patent Application No. is 200910102304.8, title is the eccentric application for a patent for invention that promotes circle distribution formula plunger pump > > of < <, the technological scheme of its announcement is, in driving shaft end, cam is set, cam arranges bearing outward, bearing contacts with the end of the plunger in housing, and Returnning spring is set on plunger.By cam, rotate, and the promotion of Returnning spring, plunger is moved reciprocatingly.
There is following shortcoming in this structure: 1, when cam rotates, plunger is affected by lateral force all the time, and working life is short, cannot adapt to high-pressure work environment.
2, power transmission part is many, and complex structure has increased radial dimension, and frictional loss is large.
3, it is large that spring takies radial dimension space, and whole pump housing volume is increased, and waste material, has improved cost.
4, each plunger can only suck and discharge liquid separately, and pump housing external connecting pipe is passed by many, and multi-cylinder work theory is feasible, and practical application is difficult to realize.
Summary of the invention
The present invention is exactly for the problems referred to above, provides a kind of volume little, simple in structure, easy to process, long service life, high-power radial plunger pump with low cost.
For realizing above-mentioned purpose of the present invention, the present invention adopts following technological scheme, the present invention includes the housing that inside has cavity, and surface of shell is provided with the liquid sucting port that is communicated with cavity, its structure outline housing middle part is provided with cam by rotating shaft, on cam, by draw ring, is provided with at least two plungers; The end of each plunger is all arranged in a plunger case, and plunger case end is provided with the liquid entering hole that same cavity is communicated with, and is provided with liquid sucting valve in liquid entering hole; The both sides of plunger case are provided with the first hollow gudgeon and the second hollow gudgeon that same housing matches; In described housing, be provided with annular hyperbaric chamber; The first hollow gudgeon of each plunger case is all communicated with annular hyperbaric chamber, in the first hollow gudgeon, corresponding to annular hyperbaric chamber, is provided with liquid discharging valve; Described surface of shell is provided with the liquid outlet that is communicated with annular hyperbaric chamber.
As a preferred embodiment of the present invention, in the second hollow gudgeon on each described plunger case, be provided with equilibrium valve, on housing, corresponding to the second hollow gudgeon, be provided with the compensating groove being interconnected.
Beneficial effect of the present invention: the type of belt drive that 1, oil hydraulic pump of the present invention turns with existing three or two plunger cases that turn are horizontal is compared, and can make weight of equipment be reduced, and reduction amplitude can reach more than 60%.
2, fluid clutch of the present invention is compared with the patent application of application number 200910102304.8, plunger case can swing around the first hollow gudgeon and the second hollow gudgeon, employing swing structure location, plunger and plunger case are not subject to the impact of lateral force, stressing conditions is good, long service life, is applicable to high-pressure work (more than 35MPa) more.
3, oil hydraulic pump of the present invention, its plunger adopts static balance structure to coordinate with cam, and power transmission part is few, compares with the patent application of application number 200910102304.8, has reduced the radial dimension of the pump housing, and frictional loss is little.
4, oil hydraulic pump of the present invention uses draw ring that plunger is positioned on cam, compares with the spring of documents, and volume significantly reduces, and the radial dimension of fluid clutch is further reduced.
5, the unique design of housing of the present invention can guarantee that a plurality of plunger cases effectively combine, and realizes and concentrates imbibition, discharge opeing, is convenient to oil hydraulic pump in the application of multiple occasion.
Accompanying drawing explanation
Fig. 1 is the structural representation of fluid clutch of the present invention.
Fig. 2 is the side sectional view of Fig. 1.
In accompanying drawing 1 for housing, 2 for cavity, 3 for plunger case, 4 be the first hollow gudgeon, 5 for plunger, 6 for plunger slide, 7 for rotating shaft, 8 for draw ring, 9 for outer tube, 10 for pipe centered by filled nylon, 11,12 for cam, 13 for liquid sucting valve, 14 for liquid entering hole, 15 for annular hyperbaric chamber, 16 for liquid sucting port, 17 for liquid outlet, 18 for liquid discharging valve, 19 for equilibrium valve, 20 be that the second hollow gudgeon, 21 is compensating groove.
Embodiment
The present invention includes the housing 1 that inside has cavity 2, housing 1 surface is provided with the liquid sucting port 16 that is communicated with cavity 2, and housing 1 middle part is provided with cam 12 by rotating shaft 7, on cam 12, by draw ring 8, is provided with at least two plungers 5; The end of each plunger 5 is all arranged in a plunger case 3, and plunger case 3 ends are provided with the liquid entering hole 14 that same cavity 2 is communicated with, and are provided with liquid sucting valve 13 in liquid entering hole 14; The both sides of plunger case 3 are provided with the first hollow gudgeon 4 and the second hollow gudgeon 20 that same housing 1 matches; In described housing 1, be provided with annular hyperbaric chamber 15; The first hollow gudgeon 4 of each plunger case 3 is all communicated with annular hyperbaric chamber 15, in the first hollow gudgeon 4, corresponding to annular hyperbaric chamber 15, is provided with liquid discharging valve 18; Described housing 1 surface is provided with the liquid outlet 17 that is communicated with annular hyperbaric chamber 15.
As a preferred embodiment of the present invention, in the second hollow gudgeon 20 on each described plunger case 3, be provided with equilibrium valve 19, on housing 1, corresponding to the second hollow gudgeon 20, be provided with the compensating groove 21 being interconnected.Cooperation by equilibrium valve 19 and compensating groove 21 forms static balance structure, has offset the hydraulic thrust of liquid discharging valve 18 one end, while guaranteeing plunger case 3 work, in the suspended state of floating, has extended working life.
Described plunger 5 comprises the plunger slide 6 that same draw ring 8 matches; On plunger slide 6, be disposed with from the inside to the outside center tube 11, filled nylon 10 and outer tube 9.Plunger 5 adopts fabricated structure, can significantly reduce the quality of plunger 5.
On described plunger slide 6, be provided with center damping hole and relief groove.When the present invention works, can make plunger 5 pressure at two ends balances, oil hydraulic pump be adapted to more under high pressure conditions and work.
Described plunger case 3 is distributed on cam 12 circumference.Plunger 5 can be also distributed on the circumference of cam 12 by the position-limiting action of plunger case 3, can make cam 12 and rotating shaft 7 stressed evenly, increases the service life.
Described draw ring 8 is that two cross sections are L shaped ring body, and two L shaped ring bodies are relatively arranged on outside cam 12, between two L shaped ring bodies, are provided with slip ring; Described plunger slide 6 is arranged between two draw rings 8, and is passed by slip ring.
Below in conjunction with accompanying drawing, one-off process of the present invention is described: during use, rotating shaft 7 band moving cams 12 rotate, and cam 12 drives plunger 5 in the interior to-and-fro motion of plunger case 3, and plunger case 3 is at the restriction lower swing of the first gudgeon and the second gudgeon; When journey is inhaled in plunger 5 to-and-fro motion, the liquid sucting valve 13 by liquid by plunger case 3 tops sucks; During scheduling, liquid is discharged by liquid discharging valve 18.Housing 1 is provided with annular hyperbaric chamber 15 in center hole outside, annular hyperbaric chamber 15 is connected with each plunger case 3 respectively, and the liquid that each plunger 5 is discharged is concentrated and discharged.Make the present invention can effectively guarantee multi-cylinder reliably working.
Be understandable that, above about specific descriptions of the present invention, only for being described, the present invention is not limited to the described technological scheme of the embodiment of the present invention, those of ordinary skill in the art is to be understood that, still can modify or be equal to replacement the present invention, to reach identical technique effect; As long as meet, use needs, all within protection scope of the present invention.
Claims (6)
1. high-power radial plunger pump, comprise that inside has the housing of cavity (2) (1), housing (1) surface is provided with the liquid sucting port (16) that is communicated with cavity (2), it is characterized in that: housing (1) middle part is provided with cam (12) by rotating shaft (7), cam (12) is upper is provided with at least two plungers (5) by draw ring (8); The end of each plunger (5) is all arranged in a plunger case (3), and plunger case (3) end is provided with the liquid entering hole (14) that same cavity (2) is communicated with, and is provided with liquid sucting valve (13) in liquid entering hole (14); The both sides of plunger case (3) are provided with the first hollow gudgeon (4) and the second hollow gudgeon (20) that same housing (1) matches; In described housing (1), be provided with annular hyperbaric chamber (15); The first hollow gudgeon (4) of each plunger case (3) is all communicated with annular hyperbaric chamber (15), in the first hollow gudgeon (4), corresponding to annular hyperbaric chamber (15), is provided with liquid discharging valve (18); Described housing (1) surface is provided with the liquid outlet (17) that is communicated with annular hyperbaric chamber (15).
2. high-power radial plunger pump according to claim 1, it is characterized in that: in the second hollow gudgeon (20) on described each plunger case (3), be provided with equilibrium valve (19), housing (1) is upper is provided with corresponding to the second hollow gudgeon (20) compensating groove (21) being interconnected.
3. high-power radial plunger pump according to claim 1, is characterized in that: described plunger (5) comprises the plunger slide (6) that same draw ring (8) matches; On plunger slide (6), be disposed with from the inside to the outside center tube (11), filled nylon (10) and outer tube (9).
4. high-power radial plunger pump according to claim 3, is characterized in that: on described plunger slide (6), be provided with center damping hole and relief groove.
5. high-power radial plunger pump according to claim 1, is characterized in that: described plunger case (3) is distributed on cam (12) circumference.
6. high-power radial plunger pump according to claim 3, is characterized in that: it is L shaped ring body that described draw ring (8) can be two cross sections, and two L shaped ring bodies are relatively arranged on outside cam (12), between two L shaped ring bodies, are provided with slip ring; Described plunger slide (6) is arranged between two draw rings (8), and is passed by slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310058400.3A CN104005924B (en) | 2013-02-25 | 2013-02-25 | High-power radial plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310058400.3A CN104005924B (en) | 2013-02-25 | 2013-02-25 | High-power radial plunger pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104005924A true CN104005924A (en) | 2014-08-27 |
| CN104005924B CN104005924B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310058400.3A Active CN104005924B (en) | 2013-02-25 | 2013-02-25 | High-power radial plunger pump |
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| CN (1) | CN104005924B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929885A (en) * | 2015-07-07 | 2015-09-23 | 中国航天科技集团公司烽火机械厂 | Radial plunger pump |
| CN105089964A (en) * | 2015-08-28 | 2015-11-25 | 黑龙江景宏石油设备制造有限公司 | Radial plunger mud pump for oilfield drilling machine |
| CN105550510A (en) * | 2015-12-11 | 2016-05-04 | 同济大学 | Dual-pump confluence flow pulsation feature extraction method |
| CN105574329A (en) * | 2015-12-11 | 2016-05-11 | 同济大学 | Pulsation probability density acquisition method based on periodical piecewise function phase shifting superposition algorithm |
| CN106545729A (en) * | 2016-12-09 | 2017-03-29 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of radial direction damping unit |
| CN106917734A (en) * | 2015-12-25 | 2017-07-04 | 罗凤玲 | A kind of power set |
| CN109519351A (en) * | 2018-11-21 | 2019-03-26 | 中国航发西安动力控制科技有限公司 | A kind of plunger return facilities for crankshaft connecting rod type radial plunger pump |
| CN109900422A (en) * | 2019-01-02 | 2019-06-18 | 同济大学 | A kind of more pumps interflow flow pulsation characteristic detecting method based on figure |
| CN111779669A (en) * | 2020-08-04 | 2020-10-16 | 赣州市闻誉科技有限公司 | Self-suction type water suction pump for low-lying |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB539399A (en) * | 1940-04-09 | 1941-09-09 | Charles Hyland | Improvements in or relating to radial cylinder pumps or motors |
| DE3734514A1 (en) * | 1987-10-13 | 1989-07-20 | Hans Ulrich Becker | Reciprocating pump |
| US20020009373A1 (en) * | 1997-07-11 | 2002-01-24 | Siegfried Ruthardt | Radial piston pump for high-pressure fuel delivery |
| CN101994673A (en) * | 2009-08-27 | 2011-03-30 | 潘建民 | Eccentric push circumferentially-distributed plunger pump |
| CN201851241U (en) * | 2010-11-18 | 2011-06-01 | 博世汽车柴油系统股份有限公司 | High-pressure fuel oil pump |
| CN203067203U (en) * | 2013-02-25 | 2013-07-17 | 白巨章 | High-power radial plunger pump |
-
2013
- 2013-02-25 CN CN201310058400.3A patent/CN104005924B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB539399A (en) * | 1940-04-09 | 1941-09-09 | Charles Hyland | Improvements in or relating to radial cylinder pumps or motors |
| DE3734514A1 (en) * | 1987-10-13 | 1989-07-20 | Hans Ulrich Becker | Reciprocating pump |
| US20020009373A1 (en) * | 1997-07-11 | 2002-01-24 | Siegfried Ruthardt | Radial piston pump for high-pressure fuel delivery |
| CN101994673A (en) * | 2009-08-27 | 2011-03-30 | 潘建民 | Eccentric push circumferentially-distributed plunger pump |
| CN201851241U (en) * | 2010-11-18 | 2011-06-01 | 博世汽车柴油系统股份有限公司 | High-pressure fuel oil pump |
| CN203067203U (en) * | 2013-02-25 | 2013-07-17 | 白巨章 | High-power radial plunger pump |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929885A (en) * | 2015-07-07 | 2015-09-23 | 中国航天科技集团公司烽火机械厂 | Radial plunger pump |
| CN105089964A (en) * | 2015-08-28 | 2015-11-25 | 黑龙江景宏石油设备制造有限公司 | Radial plunger mud pump for oilfield drilling machine |
| CN105550510A (en) * | 2015-12-11 | 2016-05-04 | 同济大学 | Dual-pump confluence flow pulsation feature extraction method |
| CN105574329A (en) * | 2015-12-11 | 2016-05-11 | 同济大学 | Pulsation probability density acquisition method based on periodical piecewise function phase shifting superposition algorithm |
| CN106917734A (en) * | 2015-12-25 | 2017-07-04 | 罗凤玲 | A kind of power set |
| CN106545729A (en) * | 2016-12-09 | 2017-03-29 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of radial direction damping unit |
| CN106545729B (en) * | 2016-12-09 | 2018-10-09 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | A kind of radial direction damping unit |
| CN109519351A (en) * | 2018-11-21 | 2019-03-26 | 中国航发西安动力控制科技有限公司 | A kind of plunger return facilities for crankshaft connecting rod type radial plunger pump |
| CN109519351B (en) * | 2018-11-21 | 2020-10-20 | 中国航发西安动力控制科技有限公司 | Plunger return device for crankshaft connecting rod type radial plunger pump |
| CN109900422A (en) * | 2019-01-02 | 2019-06-18 | 同济大学 | A kind of more pumps interflow flow pulsation characteristic detecting method based on figure |
| CN111779669A (en) * | 2020-08-04 | 2020-10-16 | 赣州市闻誉科技有限公司 | Self-suction type water suction pump for low-lying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104005924B (en) | 2016-04-20 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170712 Address after: 110000, No. 108-11, Ning Shan Road, Huanggu District, Liaoning, Shenyang Patentee after: Shenyang poly long slurry conveying equipment Co., Ltd. Address before: 110043, room 66-6, 144, Xiaohe Road, Dadong District, Liaoning, Shenyang Patentee before: Bai Juzhang |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220407 Address after: 110000 No. 66-6, Xiaoheyan Road, Dadong District, Shenyang City, Liaoning Province Patentee after: Bai Juzhang Address before: 110 000 No. 108-11 Ningshan Middle Road, Huanggu District, Shenyang City, Liaoning Province Patentee before: Shenyang poly long slurry conveying equipment Co.,Ltd. |