CN101435416A - Environment protection type high pressure three-plunger non-oil water pump - Google Patents

Environment protection type high pressure three-plunger non-oil water pump Download PDF

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Publication number
CN101435416A
CN101435416A CNA2008101365727A CN200810136572A CN101435416A CN 101435416 A CN101435416 A CN 101435416A CN A2008101365727 A CNA2008101365727 A CN A2008101365727A CN 200810136572 A CN200810136572 A CN 200810136572A CN 101435416 A CN101435416 A CN 101435416A
Authority
CN
China
Prior art keywords
plunger
pump housing
pump
pressure
oil
Prior art date
Application number
CNA2008101365727A
Other languages
Chinese (zh)
Inventor
梁国富
Original Assignee
梁国富
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 梁国富 filed Critical 梁国富
Priority to CNA2008101365727A priority Critical patent/CN101435416A/en
Publication of CN101435416A publication Critical patent/CN101435416A/en

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Abstract

The invention belongs to the technical field of pumps, in particular to an environment-friendly high pressure triple-plunger oil-free pump. The pump body is provided with a motor. A motor shaft extends from the motor. The top of the motor shaft is connected with an eccentric seat. One or more bearings are in fixed fit with an upper convex shaft of the eccentric seat. The outer circle of the bearing is matched with and arranged in a hexagon block. The middle part of the pump body is drilled with a through hole for accommodating the hexagon block. The outer circle of the hexagon block is provided with cushion blocks distributed at intervals uniformly. The other ends of the cushion blocks are arranged in corresponding plungers respectively, wherein the plungers are arranged in plunger holes of the pump body. Reset springs are arranged between the pump body at the outer end parts of the plunger holes and the plungers. All movable joints in the pump body are connected with oil-free elements. The environment-friendly high pressure triple plunger oil-free pump is simple in structure, convenient to install and maintain, avoids environmental pollution for oil leakage due to the oil-free design, has the feature of environmental protection and is suitable to be promoted and applied in the plunger pump field.

Description

Environment protection type high pressure three-plunger non-oil water pump
Technical field:
The invention belongs to the technical field of pump, refer in particular to environment protection type high pressure three-plunger non-oil water pump.
Background technique:
Having many uses of high-pressure plunger pump, widely applied industry, life waits each field, as be used in jetting machine, the high-pressure atomization system, the dredging sewer car, the hot and cold water washing machine, high-pressure water pump, the high pressure pumping, carbon dioxide pump, high temperature pump or the like, at present, plunger pump on the market all will be used a large amount of various lubricant oil or grease etc. and be used for lubricating, all need to use lubricant oil or lubricating grease as in the moving up and down of the plunger in the pump housing, this class need exist a lot of defectives and deficiency with the pump housing of lubricant oil or lubricating grease, use lubricant oil to cause to a certain degree pollution to environment, to relate to lubricated position to the pump housing and adopt seal approach, bring some inconvenience for installation and use, simultaneously, also be inconvenient to keep in repair, also increased manufacturing, cost of processing.
Summary of the invention:
The purpose of this invention is to provide a kind of simple in structurely, make things convenient for installation, maintenance, the environment protection type high pressure of long service life do not have oily three plunger water pumps.
The present invention is achieved in that environment protection type high pressure three-plunger non-oil water pump, one motor is installed on the pump housing, motor is extended with motor shaft, it is characterized in that: the top of described motor shaft is connected with eccentric mounting, secure fit has one or more bearing on the protruding axle in the upper end of eccentric mounting, described bearing top circle cooperation is installed in the hexagonal piece, the middle part of the described pump housing offers the through hole that described hexagonal piece can be installed, push up the cushion block that has uniformly at intervals in hexagonal piece periphery, the other end of cushion block is separately positioned in the corresponding plunger, plunger is arranged in the plunger hole of the pump housing, between the pump housing of plunger hole outer end and plunger, be provided with Returnning spring, the pump housing of plunger one side is provided with into, water outlet and advancing, flowing water Valve, advance, water outlet is by the internal duct of the pump housing and advancing of the pump housing, titting water outlet is communicated with, the rising pipe of the pump housing is provided with pressure regulator valve, and each joint in the described pump housing all adopts no oily element to connect.
At above-mentioned plunger be: an end of plunger is provided with the groove that cushion block is installed, and the other end is provided with the shrinkage pool of mounting spring.
Do not need to add any grease or other oiling agents in above-mentioned pump housing inner plunger stroke behaviour area.
The outstanding compared to existing technology advantage of the present invention is:
1, the present invention is simple in structure, and installation, maintenance is convenient;
2, the present invention is connected with plunger by cushion block, and cushion block is replaceable, has prolonged working life widely;
3, pump housing inner plunger stroke of the present invention behaviour area does not need to add any grease or other oiling agents, has avoided the pollution to environment that causes because of leakage of oil, has the feature of environmental protection.
Description of drawings:
Fig. 1 is a perspective view of the present invention;
Fig. 2 is a plan view of the present invention;
Fig. 3 is a rear view of the present invention;
Fig. 4 is a plan view of the present invention;
Fig. 5 is an A-A sectional view of the present invention;
Fig. 6 is the generalized section of eccentric mounting part of the present invention.
Embodiment:
With specific embodiment the present invention is further described below, referring to Fig. 1-6:
Environment protection type high pressure three-plunger non-oil water pump, one motor is installed on the pump housing, motor is extended with motor shaft 10, the top of described motor shaft 10 is connected with eccentric mounting 20, eccentric mounting 20 closely cooperates with motor shaft 10, secure fit has two bearings 30 on the protruding axle 21 in the upper end of eccentric mounting 20, described bearing 30 cylindricals cooperation is installed in the hexagonal piece 40, the middle part of the described pump housing 110 offers the through hole 50 that described hexagonal piece 40 can be installed, push up the cushion block 60 that has uniformly at intervals in hexagonal piece 40 peripheries, the other end of cushion block 60 is separately positioned in the corresponding plunger 70, plunger 70 is arranged in the plunger hole 71 of the pump housing, between the pump housing of plunger hole 71 outer ends and plunger 70, be provided with Returnning spring 80, the pump housing of plunger 70 1 sides is provided with water intake, water outlet and inlet valve 91, flowing water Valve 92, advance, water outlet is by the internal duct of the pump housing 110 and the fill hose joint 101 of the pump housing, titting water outlet 102 is communicated with, the rising pipe of the pump housing is provided with pressure regulator valve 103, and each joint in the described pump housing 110 all adopts no oily element to connect.
At above-mentioned plunger 70 be: an end of plunger 70 is provided with the groove that cushion block is installed, and the other end is provided with the shrinkage pool of mounting spring 80.
Do not need to add any grease or other oiling agents in the above-mentioned pump housing 110 inner plunger stroke behaviour areas.
During work, motor shaft 10 rotates and drives eccentric mounting 20 rotations, the rotation of eccentric mounting 20 drives hexagonal piece 40 and makes synchronous eccentric rotary, push the cushion block 60 on right side earlier by the rotation of hexagonal piece 40, because be provided with Returnning spring 80 between the plunger 70 and the pump housing 110, cushion block 60 is squeezed, and makes the plunger 70 on right side send inward, the flowing water Valve 92 of right side plunger 70 back is opened, and the inlet valve 91 of front side is closed; The moving direction of left side plunger 70 is opposite with the moving direction of right side plunger 70; The plunger 70 of the pump housing 110 upper ends is squeezed, inlet pipeline begins water inlet, water enters in the cavity at each inlet valve place through the pipeline of the pump housing 110 inside, rotation along with motor shaft 10, three plungers 70 begin circulation and are acted on, after the water in each pipeline held the pressure that completely reaches certain, water outlet was by titting water outlet 102 beginning water outlets, and the pressure regulator valve 103 that is arranged on the rising pipe of the pump housing 110 can be used to adjust the hydraulic pressure in the water pipe, the flow of water outlet.
The present invention is simple in structure, and installation, maintenance is convenient; Be connected with plunger 70 by cushion block 60, and cushion block 60 is replaceable, has prolonged working life widely; The pump housing 110 inner plunger stroke behaviour areas do not need to add any grease or other oiling agents, have avoided the pollution to environment that causes because of leakage of oil, have the feature of environmental protection, are adapted at the plunger pump field and apply.
, but should be understood that under the situation that does not break away from relevant protection domain defined by the claims that those skilled in the art can make change and/or revise according to embodiments of the invention describing the present invention property and nonrestrictive description.

Claims (3)

1, environment protection type high pressure three-plunger non-oil water pump, one motor is installed on the pump housing, motor is extended with motor shaft, it is characterized in that: the top of described motor shaft is connected with eccentric mounting, secure fit has one or more bearing on the protruding axle in the upper end of eccentric mounting, described bearing top circle cooperation is installed in the hexagonal piece, the middle part of the described pump housing offers the through hole that described hexagonal piece can be installed, push up the cushion block that has uniformly at intervals in hexagonal piece periphery, the other end of cushion block is separately positioned in the corresponding plunger, plunger is arranged in the plunger hole of the pump housing, between the pump housing of plunger hole outer end and plunger, be provided with Returnning spring, the pump housing of plunger one side is provided with into, water outlet and advancing, flowing water Valve, advance, water outlet is by the internal duct of the pump housing and advancing of the pump housing, titting water outlet is communicated with, the rising pipe of the pump housing is provided with pressure regulator valve, and each active connection place in the described pump housing all adopts no oily element to connect.
2, environment protection type high pressure three-plunger non-oil water pump according to claim 1 is characterized in that: at described plunger be: an end of plunger is provided with the groove that cushion block is installed, and the other end is provided with the shrinkage pool of mounting spring.
3, environment protection type high pressure three-plunger non-oil water pump according to claim 1 is characterized in that: do not need to add any grease or other oiling agents in described pump housing inner plunger stroke behaviour area.
CNA2008101365727A 2008-12-20 2008-12-20 Environment protection type high pressure three-plunger non-oil water pump CN101435416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008101365727A CN101435416A (en) 2008-12-20 2008-12-20 Environment protection type high pressure three-plunger non-oil water pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2008101365727A CN101435416A (en) 2008-12-20 2008-12-20 Environment protection type high pressure three-plunger non-oil water pump
CN200910171303A CN101639057A (en) 2008-12-20 2009-08-21 Environmental-friendly type high-pressure three-plunger oil-free water pump

Publications (1)

Publication Number Publication Date
CN101435416A true CN101435416A (en) 2009-05-20

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Family Applications (2)

Application Number Title Priority Date Filing Date
CNA2008101365727A CN101435416A (en) 2008-12-20 2008-12-20 Environment protection type high pressure three-plunger non-oil water pump
CN200910171303A CN101639057A (en) 2008-12-20 2009-08-21 Environmental-friendly type high-pressure three-plunger oil-free water pump

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN200910171303A CN101639057A (en) 2008-12-20 2009-08-21 Environmental-friendly type high-pressure three-plunger oil-free water pump

Country Status (1)

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CN (2) CN101435416A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101871442A (en) * 2010-06-23 2010-10-27 余文凌 Radial plunger high-pressure water pump
WO2011023022A1 (en) * 2009-08-24 2011-03-03 台州市振兴加湿设备有限公司 High-pressure oil-free plunger pump

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121466B (en) * 2011-04-15 2012-10-10 浙江大农实业有限公司 Pump head structure of plunger pump
CN104815815B (en) * 2015-04-30 2017-05-17 苏州黑猫(集团)有限公司 Pressure lifting type water outgoing device for washer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011023022A1 (en) * 2009-08-24 2011-03-03 台州市振兴加湿设备有限公司 High-pressure oil-free plunger pump
CN101871442A (en) * 2010-06-23 2010-10-27 余文凌 Radial plunger high-pressure water pump

Also Published As

Publication number Publication date
CN101639057A (en) 2010-02-03

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