CN104295485A - Multistage plunger hydraulic sludge pump - Google Patents
Multistage plunger hydraulic sludge pump Download PDFInfo
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- CN104295485A CN104295485A CN201410477376.1A CN201410477376A CN104295485A CN 104295485 A CN104295485 A CN 104295485A CN 201410477376 A CN201410477376 A CN 201410477376A CN 104295485 A CN104295485 A CN 104295485A
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- plunger
- cylinder
- ram
- sludge pump
- hydraulic oil
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Abstract
The invention discloses a multistage plunger hydraulic sludge pump and belongs to the technical field of sludge pumps. The multistage plunger hydraulic sludge pump comprises working cylinders and a power cylinder, wherein each working cylinder is composed of a cylinder body and a plunger, the power cylinder is composed of a cylinder body and a plunger, the working cylinders and the power cylinder are axially connected into a whole through connecting components, plunger rods of the plungers of all the working cylinders and the plunger rod of the plunger of the power cylinder are connected to form a straight rod, each working cylinder is provided with two sludge feed inlets provided with one-way valves and two sludge discharge outlets provided with one-way valves, the power cylinder is provided with a hydraulic oil inlet and a hydraulic oil outlet, the plunger of the power cylinder is pushed to make reciprocating motion through feeding and discharging of hydraulic oil, and the plungers in the working cylinders are driven to make reciprocating motion at the same time. By means of a multistage cylinder formed by connection of multiple single-stage working cylinders, the continuous process that discharging and feeding are conducted through multiple discharge outlets and multiple feed inlets at the same time is achieved, high flow can be realized with a small pipe diameter, feeding time is shortened, and feeding efficiency and discharging efficiency are improved.
Description
Technical field
The present invention relates to a kind of energy-saving sludge pump field, particularly a kind of low-pressure large discharge Multi-stage plunger hydraulic type sludge pump be applicable in sludge disposal construction.
Background technique
At present in lignin-sludge process, the charging pump of sludge dewatering equipment has: plunger pump, diaphragm pump, screw pump, vane pump, gear pump etc.; It is little that screw pump has volume, and structure is simple, can pumping high viscosity, the medium of poor fluidity, and to medium without shearing, without stirring, do not have turbulence pulsation phenomenon, pumping is steady, is used widely in sludge dewatering equipment charging pump; But its wear-resisting property is poor, the pressure loss is large, frequency of maintenance is high, the especially easy to wear and decompression of stator poles when high-voltage operation, and the large power consumption of flow small-power is high, so screw pump operating cost is large.Also ubiquity power is large, consume energy the shortcoming such as high, fragile for other several pump described above.
Summary of the invention
The present invention is directed to existing sludge pump power large, the deficiency that energy consumption is high, provides a kind of low energy consumption, high efficiency Multi-stage plunger hydraulic type sludge pump.
technological scheme of the present invention is:multi-stage plunger hydraulic type sludge pump, comprise the clutch release slave cylinder and ram that are made up of cylinder body and plunger, be provided with at least one clutch release slave cylinder and a ram, clutch release slave cylinder and a ram axially connect into entirety by connection part, all working cylinder is connected with the plunger rod of the plunger of ram and is connected into straight-bar, each clutch release slave cylinder is respectively equipped with sludge inlet and the mud discharge port of two band one-way valves, ram is provided with hydraulic oil inlet and hydraulic oil outlet, ram is entered by hydraulic oil, go out the to-and-fro motion of propulsion power cylinder plug, and drive plunger to-and-fro motion simultaneously in clutch release slave cylinder.
Described sludge inlet and mud discharge port are arranged on the cylinder wall close to clutch release slave cylinder two ends, and sludge inlet is arranged on inferior part of the cylinder block casing wall, and mud discharge port is arranged on the casing wall of cylinder body top, sludge inlet and mud discharge port symmetrical.
Described hydraulic oil inlet and hydraulic oil outlet are separately positioned on the cylinder body top casing wall close to ram two ends.
The cross section of described cylinder body is circular, and the diameter of cylinder of clutch release slave cylinder is greater than the diameter of cylinder of ram.
Described connection part is provided with the axis hole that plunger rod passes, and shaft hole inner wall has seal groove, and hole seal ring to be arranged in seal groove and to be slidably matched with described plunger rod.
Process a Step Shaft at the head of described every root plunger rod, be processed with outside thread at the apical position of Step Shaft, be processed with interior threaded hole at the afterbody of every root plunger rod, many plunger rods are carried out head and the tail by outside thread and interior threaded hole and screw and be connected.
For increasing the sealability between plunger and cylinder body, offer seal groove on the surface of described plunger, black box is arranged in seal groove, is close to working cylinder inwall.
The axial restraint of plunger on Step Shaft is by one end near Step Shaft self shaft shoulder, and the other end relies on fastening piece to be fixed.
Beneficial effect of the present invention is: the feature that sludge dewatering equipment runs is that comparatively large discharge is to improve powder feeding efficiency, to shorten feed time at low pressure feed demands, and along with the prolongation of feed time, flow can reduce gradually, and pressure raises gradually; Stage plunger pump does power source by hydraulic pressure, these features that automatic adaptation sludge dewatering equipment runs, and the charging and discharging simultaneously of multistage cylinder body, can reach and obtain comparatively large discharge with comparatively pipe with small pipe diameter, thus realize small-power, large discharge, high pressure, low power consuming effect.
Accompanying drawing explanation
Fig. 1 is a kind of Multi-stage plunger hydraulic type sludge pump cross-sectional view of the present invention.
Fig. 2 is the left propelling of a kind of Multi-stage plunger hydraulic type sludge pump plunger of the present invention, material turnover schematic diagram.
Fig. 3 is the right propelling of a kind of Multi-stage plunger hydraulic type sludge pump plunger of the present invention, material turnover schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, a kind of Multi-stage plunger hydraulic type sludge pump, is made up of plunger 1, plunger rod 2, partition 3, mud discharge port 4, connection part 5, hydraulic oil inlet 6, power cylinder 7, plunger 8, hydraulic oil outlet 9, one-way valve 10, single-stage working cylinder 11, seal groove 12, black box 13, sludge inlet 14, Step Shaft 15, seal groove 16, axle seal ring 17, seal groove 18, hole seal ring 19, mud chamber 20, fastening piece 21.
A kind of Multi-stage plunger hydraulic type sludge pump, comprise the clutch release slave cylinder and ram that are made up of cylinder body and plunger, be provided with at least one clutch release slave cylinder 11 and a ram 7, clutch release slave cylinder 11 and a ram 7 axially connect into entirety by connection part 5, the plunger rod 2 of the plunger of all working cylinder and ram is interconnected to straight-bar, each clutch release slave cylinder is respectively equipped with sludge inlet 14 and the mud discharge port 4 of two band one-way valves 10, ram is provided with hydraulic oil inlet 6 and hydraulic oil outlet 9, ram is entered by hydraulic oil, go out propulsion power cylinder plug 8 to-and-fro motion, and drive plunger 1 to-and-fro motion simultaneously in clutch release slave cylinder, by compression, another is increased one, two mud chambeies in working cylinder, the discharge hole for discharge of compression chamber, increase the throat-fed in chamber, to be linked together the multistage cylinder body formed by multiple single-stage working cylinder, on plunger rod 2, multiple plunger 1 moves back and forth and will form multiple compression chamber and multiple increase chamber in respective working cylinder, the continuous process of multiple discharge hole for discharge and multiple throat-fed can be realized simultaneously, large discharge can be realized with comparatively pipe with small pipe diameter, improve feeding and discharging efficiency.
Described sludge inlet and mud discharge port are arranged on the cylinder wall close to clutch release slave cylinder two ends, and sludge inlet is arranged on inferior part of the cylinder block casing wall, and mud discharge port is arranged on the casing wall of cylinder body top, sludge inlet and mud discharge port symmetrical.
Described hydraulic oil inlet 6 and hydraulic oil outlet 9 are separately positioned on the cylinder body top casing wall close to ram two ends.
The cross section of described cylinder body is circular, and the diameter of cylinder of clutch release slave cylinder is greater than the diameter of cylinder of ram.
Described connection part 5 is provided with the axis hole that plunger rod passes, and shaft hole inner wall has seal groove 18, and hole seal ring 19 to be arranged in seal groove 18 and to be slidably matched with described plunger rod.
Process a Step Shaft 15 at the head of described every root plunger rod 2, be processed with outside thread at the apical position of Step Shaft 15, be processed with interior threaded hole at the afterbody of every root plunger rod 2, many plunger rods are carried out head and the tail by outside thread and interior threaded hole and screw and be connected.
For increasing the sealability between plunger and cylinder body, offer seal groove 12 on the surface of described plunger 1, black box 13 is arranged in seal groove 12, is close to working cylinder inwall.
The axial restraint of plunger on Step Shaft is by one end near Step Shaft self shaft shoulder, and the other end relies on fastening piece 21 to be fixed.
As shown in Figure 2, when entering oil on the right side of power hydraulic cylinder, promote plunger 8 toward left movement, under the drive of plunger 8, plunger rod 2 is toward left movement, multiple plungers 1 on plunger rod 2 are all toward left movement, now, two mud chambeies of single-stage working cylinder are under the effect of plunger 1, and volume changes, mud chamber, side volume is compressed, and opposite side mud chamber volume is increased; Discharge port one-way valve opens in compression chamber, material feeding mouth closed check valve, increases material feeding mouth one-way valve opens in chamber, discharge port closed check valve.Alternately opening and closing of one-way valve makes single-stage working cylinder realize material feeding function in the process of discharging simultaneously.And to be linked together the multistage cylinder body formed by multiple single-stage working cylinder, will form multiple compression chamber and multiple increase chamber, multistage cylinder body, in the process of plunger rod toward left movement, can realize the function that multiple discharge port and multiple material feeding mouth work simultaneously.
As shown in Figure 3, when entering oil on the left of power hydraulic cylinder, plunger rod is turned right propelling, and its working principle is consistent with toward left movement.
In sludge disposal work progress, plunger in power hydraulic cylinder carries out continuously to-and-fro motion, multistage cylinder body then has multiple sludge inlet and multiple discharge port, the to-and-fro motion of plunger coordinates the on off state of one-way valve just can realize the continuous operation of feed inlet and outlet, realize large discharge with comparatively pipe with small pipe diameter, improve feeding and discharging efficiency.
Claims (8)
1. a Multi-stage plunger hydraulic type sludge pump, comprise the clutch release slave cylinder and ram that are made up of cylinder body and plunger, it is characterized in that, be provided with at least one clutch release slave cylinder (11) and a ram (7), clutch release slave cylinder (11) and a ram (7) axially connect into entirety by connection part (5), the plunger rod (2) of the plunger of all working cylinder and ram is interconnected to straight-bar, each clutch release slave cylinder is respectively equipped with sludge inlet (14) and the mud discharge port (4) of two bands one-way valve (10), ram is provided with hydraulic oil inlet (6) and hydraulic oil outlet (9), ram is entered by hydraulic oil, go out propulsion power cylinder plug (8) to-and-fro motion, and drive plunger in clutch release slave cylinder (1) to-and-fro motion simultaneously.
2. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, it is characterized in that, described sludge inlet and mud discharge port are arranged on the cylinder wall close to clutch release slave cylinder two ends, sludge inlet is arranged on inferior part of the cylinder block casing wall, mud discharge port is arranged on the casing wall of cylinder body top, sludge inlet and mud discharge port symmetrical.
3. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, is characterized in that, described hydraulic oil inlet (6) and hydraulic oil outlet (9) are separately positioned on the cylinder body top casing wall close to ram two ends.
4. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, is characterized in that, the cross section of described cylinder body is circular, and the diameter of cylinder of clutch release slave cylinder is greater than the diameter of cylinder of ram.
5. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, it is characterized in that, described connection part (5) is provided with the axis hole that plunger rod passes, shaft hole inner wall has seal groove (18), and hole seal ring (19) to be arranged in seal groove (18) and to be slidably matched with described plunger rod.
6. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, it is characterized in that, a Step Shaft (15) is processed at the head of described every root plunger rod (2), outside thread is processed with at the apical position of Step Shaft (15), be processed with interior threaded hole at the afterbody of every root plunger rod (2), many plunger rods carried out head and the tail by outside thread and interior threaded hole and screw and be connected.
7. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, it is characterized in that, for increasing the sealability between plunger and cylinder body, seal groove (12) is offered on the surface of described plunger (1), seal ring (13) is arranged in seal groove (12), is close to working cylinder inwall.
8. a kind of Multi-stage plunger hydraulic type sludge pump according to claim 1, is characterized in that, the axial restraint of plunger on Step Shaft is by one end near Step Shaft self shaft shoulder, and the other end relies on fastening piece (21) to be fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410477376.1A CN104295485A (en) | 2014-09-18 | 2014-09-18 | Multistage plunger hydraulic sludge pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410477376.1A CN104295485A (en) | 2014-09-18 | 2014-09-18 | Multistage plunger hydraulic sludge pump |
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| Publication Number | Publication Date |
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| CN104295485A true CN104295485A (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410477376.1A Pending CN104295485A (en) | 2014-09-18 | 2014-09-18 | Multistage plunger hydraulic sludge pump |
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| CN (1) | CN104295485A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692124A (en) * | 2015-02-10 | 2015-06-10 | 东南大学 | Multi-stage sealing transformation feeding system |
| CN109026669A (en) * | 2018-10-08 | 2018-12-18 | 扬州四启环保设备有限公司 | A kind of double charging pump housings of horizontal dual cylinder |
| CN111120243A (en) * | 2019-12-27 | 2020-05-08 | 江苏万川液压机械设备有限公司 | Double-layer charging barrel mechanism |
| CN112392677A (en) * | 2020-11-13 | 2021-02-23 | 德润液压科技（常州）有限公司 | Sludge plunger pump |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616009A (en) * | 1981-10-08 | 1997-04-01 | Birdwell; J. C. | Mud pump |
| CN201818460U (en) * | 2010-05-31 | 2011-05-04 | 冯遵领 | Novel hydraulic compressor |
| CN102094780A (en) * | 2011-01-21 | 2011-06-15 | 晋中开发区宏光实业有限公司 | Hydraulic slurry pump |
| CN202833002U (en) * | 2012-09-11 | 2013-03-27 | 三一重工股份有限公司 | Pumping machinery and pumping mechanism |
| CN203297051U (en) * | 2013-05-22 | 2013-11-20 | 北京国海能源技术研究院 | High-pressure reciprocating profile control and displacement device for oil field |
| CN104019007A (en) * | 2014-05-15 | 2014-09-03 | 昆明理工大学 | Volume type slurry pump |
| CN204126881U (en) * | 2014-09-18 | 2015-01-28 | 杨开平 | A kind of Multi-stage plunger hydraulic type sludge pump |
-
2014
- 2014-09-18 CN CN201410477376.1A patent/CN104295485A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616009A (en) * | 1981-10-08 | 1997-04-01 | Birdwell; J. C. | Mud pump |
| CN201818460U (en) * | 2010-05-31 | 2011-05-04 | 冯遵领 | Novel hydraulic compressor |
| CN102094780A (en) * | 2011-01-21 | 2011-06-15 | 晋中开发区宏光实业有限公司 | Hydraulic slurry pump |
| CN202833002U (en) * | 2012-09-11 | 2013-03-27 | 三一重工股份有限公司 | Pumping machinery and pumping mechanism |
| CN203297051U (en) * | 2013-05-22 | 2013-11-20 | 北京国海能源技术研究院 | High-pressure reciprocating profile control and displacement device for oil field |
| CN104019007A (en) * | 2014-05-15 | 2014-09-03 | 昆明理工大学 | Volume type slurry pump |
| CN204126881U (en) * | 2014-09-18 | 2015-01-28 | 杨开平 | A kind of Multi-stage plunger hydraulic type sludge pump |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104692124A (en) * | 2015-02-10 | 2015-06-10 | 东南大学 | Multi-stage sealing transformation feeding system |
| CN104692124B (en) * | 2015-02-10 | 2017-05-10 | 东南大学 | Multi-stage sealing transformation feeding system |
| CN109026669A (en) * | 2018-10-08 | 2018-12-18 | 扬州四启环保设备有限公司 | A kind of double charging pump housings of horizontal dual cylinder |
| CN109026669B (en) * | 2018-10-08 | 2023-07-14 | 扬州四启环保设备有限公司 | Horizontal double-cylinder double-feeding pump body |
| CN111120243A (en) * | 2019-12-27 | 2020-05-08 | 江苏万川液压机械设备有限公司 | Double-layer charging barrel mechanism |
| CN112392677A (en) * | 2020-11-13 | 2021-02-23 | 德润液压科技（常州）有限公司 | Sludge plunger pump |
| CN112392677B (en) * | 2020-11-13 | 2022-05-17 | 德润液压科技（常州）有限公司 | Sludge plunger pump |
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| PB01 | Publication | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160729 Address after: 211400 Yizheng new town, Yangzhou, Xinhua Road, Jiangsu 6 Yangzhou four environmental protection equipment Co., Ltd. Applicant after: YANGZHOU SIQI ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. Address before: 211400 Yizheng new town, Yangzhou, Xinhua Road, Jiangsu 6 Yangzhou four environmental protection equipment Co., Ltd. Applicant before: Yang Kaiping |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150121 |
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| RJ01 | Rejection of invention patent application after publication |