CN208203546U - The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor - Google Patents

The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor Download PDF

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Publication number
CN208203546U
CN208203546U CN201820296271.XU CN201820296271U CN208203546U CN 208203546 U CN208203546 U CN 208203546U CN 201820296271 U CN201820296271 U CN 201820296271U CN 208203546 U CN208203546 U CN 208203546U
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China
Prior art keywords
cylinder
plunger
axial scalable
pump
axial
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Expired - Fee Related
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CN201820296271.XU
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Chinese (zh)
Inventor
廉自生
李润泽
廖瑶瑶
高飞
崔红伟
袁红兵
赵瑞豪
刘可
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Taiyuan University of Technology
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Taiyuan University of Technology
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Abstract

The utility model relates to a kind of pluger type hydraulic pump or the device in motor technologies field, the axial scalable cylinder component of specifically a kind of high water base pluger type hydraulic pump or motor.Including pump cylinder, liquid feed valve, plunger cavity end cap, axial scalable cylinder, tapping valve, cylinder sleeve and plunger, cylinder sleeve covers in pump cylinder, axial scalable cylinder is mounted on cylinder sleeve top, cylinder sleeve bottom and plunger weld, axial scalable cylinder liquid inlet and outlet e is provided in the middle part of axial scalable cylinder, it is connected to inside axial scalable one end cylinder liquid inlet and outlet e and cylinder sleeve, the plunger cavity cover internal runner d being arranged on the axial scalable cylinder liquid inlet and outlet e other end and plunger cavity end cap is connected to, and the both ends plunger cavity cover internal runner d are respectively arranged with liquid feed valve and tapping valve.The utility model can distinguish lubricating system and dynamical system, both reduced the consumption of traditional non-renewable energy resources such as lubricating oil, replaced water lubrication further through oil lubrication, significantly improve the lubrication and frictional behaviour of plunger type water pump or water motor.

Description

The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor
Technical field
The utility model relates to a kind of pluger type hydraulic pump or the device in motor technologies field, specifically a kind of Gao Shui The axial scalable cylinder component of base pluger type hydraulic pump or motor.
Background technique
Currently, the working media of most of hydraulic pumps or motor is mineral oil origin hydraulic oil, but since mineral oil origin is hydraulic Oil inflammability, pollution, it is non-renewable the features such as, seriously hinder it is such pump or motor in a series of occasions such as mine It uses.To expand the use scope of hydraulic pump or motor and simplifying certain mechanization systems and increase economic efficiency, water etc. is utilized Low viscosity green transfer medium proxy mineral oil, is of great significance to coal high-efficiency, safety and lasting exploit.
Water hydraulic component or piston motor now, using water as transmission and lubricant medium, due to the low viscosity of water Equal physicochemical properties, so that greasy property is very poor between plunger motion pair, while causing largely leakage and corrosion phenomena, so that plunger The reliability and service life of pump or motor are seriously restricted.Therefore, water lubrication is substituted using oil lubrication, is to guarantee pump or motor The important means of service life.
Existing plunger type emulsion pump is mostly horizontal pump, not only takes up a large area, installs complexity, and at work Frictional force is big between plunger and plunger pump, reduces working efficiency;The a series of sealing device of installation is additionally needed to avoid emulsifying The mutual leakage of liquid and lubricating oil, structure are complex.
Utility model content
The utility model to solve the above-mentioned problems, provides a kind of high water base pluger type hydraulic pump or motor is axially scalable Cylinder component.
The utility model takes following technical scheme: the axial scalable cylinder group of a kind of high water base pluger type hydraulic pump or motor Part, including pump cylinder, liquid feed valve, plunger cavity end cap, axial scalable cylinder, tapping valve, cylinder sleeve and plunger, cylinder sleeve are covered in pump cylinder Interior, axially scalable cylinder is mounted on cylinder sleeve top, and cylinder sleeve bottom and plunger weld, and being provided in the middle part of axial scalable cylinder axially can Telescoping cylinder liquid inlet and outlet e, axial scalable one end cylinder liquid inlet and outlet e and cylinder sleeve inside are connected to, axial scalable cylinder liquid inlet and outlet The plunger cavity cover internal runner d being arranged on the mouth e other end and plunger cavity end cap is connected to, the both ends plunger cavity cover internal runner d It is respectively arranged with liquid feed valve and tapping valve.
The pentacle weel with plunger contact is provided in plunges pump body, pentacle weel is mounted on crankshaft, and plunges pump body bottom is opened Equipped with the total inlet a of high water base medium and the total leakage fluid dram i of high water base medium, the total inlet a of high water base medium is connect with liquid feed valve, The total leakage fluid dram i of high water base medium is connect with tapping valve.When emulsion pump operates, crankshaft drives five-pointed star crop rotation plane motion, pushes Connection plunger diametrically reciprocates, and bellows plunger cavity is made to do telescopic variation.Under the action of pentacle weel, plunger is connected along diameter It is moved into axis, bellows plunger cavity internal volume increases, and emulsion passes through the main inlet and cylinder interior on the pump housing at this time Feed liquor annular channel flows through high frequency response liquid feed valve and enters in bellows plunger cavity, completes imbibition;Under pentacle weel effect, even It connects plunger radially to move to outside axis, bellows plunger cavity internal volume reduces, and emulsion equally passes through high frequency response drain at this time Valve flows through the intracorporal drain annular channel of cylinder and main leakage fluid dram discharge emulsion pump, completes drain, export high-pressure emulsion.? It is provided with lubricant oil way in pentacle weel, is connected to plunger.Lubricating oil enters lubricating oil workspace by lubricant passage way, and in connecting column Static pressure support is formed between plug and pentacle weel, improves the mechanical efficiency of emulsion pump.
Circular arc oil groove o is provided on crankshaft, each endface of pentacle weel is provided with 5 lubrication through-holes altogether, and circular arc oil groove o and lubrication are logical Hole connection, is provided with oil leab f, oil leab f is connected to the circular arc oil groove o on crankshaft between cylinder sleeve and bellows plunger cavity. Circular arc oil groove o is connected to lubrication through-hole, is provided with lubricant passage way between cylinder sleeve and bellows plunger cavity, and with the circular arc on crankshaft Oil groove o connection, to realize that plunger lubricates.Since working media emulsion is present in bellows plunger cavity, lubricating oil is worked in In gap between cylinder sleeve and bellows plunger cavity, i.e. lubricating oil workspace.Oil liquid is kept completely separate with this structure and is avoided Dynamic medium emulsion and machine oil are mutually mixed.
In high water base pump or motor running, high water base medium is moistened by the axial scalable cylinder interior of flat valve disengaging Lubricating oil is between cylinder sleeve, the sealed volume that axial scalable cylinder and plunger are formed, can be complete without installing any sealing device Complete distinguishes high water base medium and lubricating oil, and the two effectively avoided is mutually mixed.
When plunger moves upwards the contraction with axial scalable cylinder, cylinder sleeve, axial scalable cylinder and plunger shape can be made At lubricating oil sealed volume reduce, thus spontaneous generation extreme pressure lubricant in real time, on the one hand the extreme pressure lubricant of generation is used It keeps and the balance of the high pressure high water base medium of axial scalable cylinder interior, realizes that the external and internal pressure of axial scalable cylinder is flat Weighing apparatus;Another aspect extreme pressure lubricant by plunger body lubricant oil way reach plunger base oil groove come realize with pentacle weel it Between static pressure support, so that reducing pentacle weel and plunger two moves abrasion between width.
As a further improvement, all using anticorrosion antiwear metal material between the kinematic pairs such as cylinder sleeve, plunger.
The beneficial effects of the utility model are: the axial scalable cylinder component of this high water base pluger type hydraulic pump or motor, is adopted The characteristic for using rigid metal plunger instead of traditional plunger pump or motor with a kind of flexible expandable cylinder, not only alleviates column The weight of plug can completely distinguish high water base medium and lubricating oil there are no that need to install any sealing device, guarantee pump Or the normal operation of motor;Also, due to the telescopic nature of axial scalable cylinder, can make in cylinder sleeve, axial scalable cylinder Lubricating oil between plunger spontaneously generates extreme pressure lubricant with the reciprocating motion of plunger in real time, is on the one hand used to keep With the balance of the high pressure high water base medium of axial scalable cylinder interior, the internal and external pressure balance of axial scalable cylinder is realized;It is another Aspect extreme pressure lubricant is quiet between pentacle weel to realize by the oil groove that plunger body lubricant oil way reaches plunger base Pressure support guarantees the service life of pump to reduce the abrasion between pentacle weel and the movement width of plunger two.The utility model can incite somebody to action Lubricating system is distinguished with dynamical system, the consumption of traditional non-renewable energy resources such as lubricating oil has both been reduced, further through oil Lubrication significantly improves the lubrication and frictional behaviour of plunger type water pump or water motor to replace water lubrication.
Detailed description of the invention
Fig. 1 is the embodiments of the present invention schematic diagram;
Fig. 2 is the utility model camshaft pentacle weel cellular construction schematic diagram;
Fig. 3 is the utility model axially scalable cylinder component partial enlarged view;
Wherein: 1- pump bearing left end cap, 2- pump left end cap, 3- crankshaft, 4- tapered roller bearing, 5- pump cylinder, 6- feed liquor Axially scalable cylinder, 9- tapping valve, 10- cylinder sleeve, 11- plunger, 12- pump bearing right end cap, 13- are pumped by valve, 7- plunger cavity end cap, 8- Right end cap, 14- pentacle weel, the total inlet of a- high water base medium, b- high water base medium feed liquor annular channel, the total feed liquor of c- lubricating oil Mouth, d- plunger cavity cover internal runner, e- axially scalable cylinder liquid inlet and outlet, f- lubricating oil duct, the closed appearance of g- lubricating oil It accumulates, h- high water base medium returns liquid annular channel, lubricating oil oil-through-hole, o- in the total leakage fluid dram of i- high water base medium, j~n- pentacle weel Arc-shaped oil groove, p lubricating oil feed liquor oil circuit.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment is premised on technical solutions of the utility model Under implemented, give detailed embodiment and specific operating process, but the protection scope of the utility model is not limited to Following embodiments.
As shown in Figure 1, the axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor, including plunges pump body and Axial scalable cylinder component.
Axial scalable cylinder component includes pump cylinder 5, liquid feed valve 6, plunger cavity end cap 7, axial scalable cylinder 8, tapping valve 9, cylinder sleeve 10 and plunger 11,10 sets of cylinder sleeve in pump cylinder 5, are provided with bellows plunger cavity, axial scalable cylinder 8 in cylinder sleeve 10 It is mounted on bellows plunger cavity top, bellows plunger cavity bottom and plunger 11 weld, and are provided with axis in the middle part of axial scalable cylinder 8 It to scalable cylinder liquid inlet and outlet e, is connected to inside axial scalable one end cylinder liquid inlet and outlet e and cylinder sleeve 10, axial scalable cylinder The plunger cavity cover internal runner d being arranged on the liquid inlet and outlet e other end and plunger cavity end cap 7 is connected to, plunger cavity cover internal stream The road both ends d are respectively arranged with liquid feed valve 6 and tapping valve.
The pentacle weel 14 contacted with plunger 11 is provided in plunges pump body, pentacle weel 14 is mounted on crankshaft 3, plunges pump body Bottom offers the total inlet a of high water base medium and the total leakage fluid dram i of high water base medium, the total inlet a of high water base medium and feed liquor Valve 6 connects, and the total leakage fluid dram i of high water base medium is connect with tapping valve 9.Plunges pump body be by pump bearing left end cap 1, pump left end cap 2, Pump bearing right end cap 12 and pump right end cap 13 form, and crankshaft 3 is mounted on inside plunges pump body by tapered roller bearing 4.
Circular arc oil groove o is provided on crankshaft 3, each endface of pentacle weel 14 is provided with 5 lubrication through-holes, circular arc oil groove o and profit altogether The connection of slide-through hole is provided with oil leab f, the circular arc on oil leab f and crankshaft 3 between plunger cylinder sleeve 13 and bellows plunger cavity Oil groove o connection.
Wherein: 3 eccentric direction both ends of crankshaft are respectively opened there are two arc-shaped oil groove o, and five-pointed star is equipped at eccentric pivoted cams Wheel 14, and is provided with 5 lubricating oil oil-through-hole j-n, five-pointed star crop rotation plane motion in each endface of pentacle weel, and remains and column Fill in bottom connection touching, circular-rotation is made with respect to pentacle weel with angular speed w in crankshaft cam part, therefore crankshaft 3 be both line shaft and Lubricating oil pintle, lubricating oil are directly shaved by eccentric wheel via total inlet c and lubricating oil feed liquor oil circuit p on crankshaft Two demifacets formed arc-shaped oil groove o and pentacle weel on 5 oil-through-hole j-n reach plunger base, what eccentric wheel was shaved 5 oil-through-holes on part and pentacle weel constitute the effect of flat valve.
As shown in figure 3,10 sets of cylinder sleeve on pump cylinder 5, axial scalable cylinder 8 is mounted on cylinder sleeve accordingly, and plunger 11 weld together with axial scalable cylinder bottom portion, and plunger cannot be detached from cylinder sleeve when pumping, with this guarantee cylinder sleeve, Axial scalable cylinder and plunger three can form the sealed volume g of lubricating oil, and plunger base is remained to be contacted with pentacle weel, and Oil groove is provided with to realize that static pressure supports, liquid feed valve 6 and tapping valve 9 are arranged on plunger cavity end cap 7, for controlling high water base medium Disengaging, ensure the normal operation of pump.
The present apparatus is the work is performed in the following manner: low pressure high water base medium by total inlet, feed liquor annular channel and The axial scalable cylinder of liquid feed valve sucking, axially the high pressure high water base medium in scalable cylinder then passes through tapping valve, returns liquid annular flow The pump housing is discharged in road and total leakage fluid dram;Lubricating oil passes through bias via the total inlet of lubricating oil and crankshaft inner flow passage on crankshaft The oil-through-hole taken turns on the two parts and pentacle weel being shaved reaches plunger base, completes oil suction.As shown in Figure 1, can be stretched with axial For when contracting cylinder drain: when electric motor starting drives pump operating, crankshaft rotates and drives five-pointed star crop rotation plane motion, will The decomposition of plane motion of pentacle weel is the movement and the movement of a vertical direction of a horizontal direction, and pentacle weel is vertical at this time It is moved upwards on direction, so that plunger be pushed to move upwards, and because axial scalable cylinder bottom portion welds together with plunger, institute To promote axial scalable cylinder to shrink, reduces its interior high water base medium sealed volume, realizes the drain of high pressure high water base medium, High pressure high water base medium by liquid inlet and outlet, the plunger cavity cover internal runner at the top of axial scalable cylinder, flow through tapping valve and Liquid annular channel is returned, is discharged via total leakage fluid dram;Simultaneously as the contraction of plunger moved upwards with axial scalable cylinder, so that The lubricating oil sealed volume that cylinder sleeve, axial scalable cylinder and plunger are formed reduces, so that extreme pressure lubricant is generated, the high pressure of generation Internal and external pressure balance of the lubricating oil one side to realize axial scalable cylinder, guarantees the normal work of axial scalable cylinder and makes With the service life, another aspect extreme pressure lubricant is realized by the oil groove of plunger body lubricant oil way arrival plunger base and five-pointed star Static pressure support between wheel guarantees the service life of pump to reduce the abrasion between two kinematic pair of pentacle weel and plunger.This When, the lubricating oil feed liquor oil circuit inside crankshaft is disconnected with oil-through-hole inside pentacle weel corresponding to plunger.
When the scalable cylinder imbibition of axial elasticity, by the decomposition of plane motion of pentacle weel be a horizontal direction movement with The movement of one vertical direction, pentacle weel moves downward in the vertical direction at this time, and scalable cylinder axial at this time can be stretched because of it The downward turgor movement of contracting drives plunger also to move downward, and increases its interior high water base medium sealed volume, realizes low pressure Gao Shui The imbibition of base medium, low pressure high water base medium flow through plunger cavity inside stream by total inlet, feed liquor annular channel and liquid feed valve Liquid inlet and outlet at the top of road and axial scalable cylinder completes imbibition;Simultaneously as the downward turgor movement of axial scalable cylinder and Plunger moves downward, so that the lubricating oil sealed volume that cylinder sleeve, axial scalable cylinder and plunger are formed increases, is lubricated oil Oil suction.At this point, the lubricating oil feed liquor oil circuit inside crankshaft is connected with oil-through-hole inside pentacle weel corresponding to plunger, lubricating oil By lubricating oil via the total inlet and crankshaft internal lubrication oil oil circuit on crankshaft, two demifacets being directly shaved by eccentric wheel The oil-through-hole on arc-shaped oil groove and pentacle weel formed reaches in the oil groove of plunger base, and then completes oil suction.
Specific embodiment of the utility model in high water base piston motor is similar with high water base plunger pump, does not make herein Excessively state.

Claims (1)

1. the axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor, it is characterised in that: including pump cylinder (5), Liquid feed valve (6), plunger cavity end cap (7), axial scalable cylinder (8), tapping valve (9), cylinder sleeve (10) and plunger (11), cylinder sleeve (10) It covers in pump cylinder (5), bellows plunger cavity is provided in cylinder sleeve (10), axial scalable cylinder (8) is mounted on bellows plunger Chamber top, bellows plunger cavity bottom and plunger (11) are welded, and axial scalable cylinder is provided in the middle part of axial scalable cylinder (8) Liquid inlet and outlet e is axially connected to inside scalable one end cylinder liquid inlet and outlet e and cylinder sleeve (10), axial scalable cylinder liquid inlet and outlet The plunger cavity cover internal runner d being arranged on the e other end and plunger cavity end cap (7) is connected to, the both ends plunger cavity cover internal runner d It is respectively arranged with liquid feed valve (6) and tapping valve (9).
CN201820296271.XU 2018-03-04 2018-03-04 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor Expired - Fee Related CN208203546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820296271.XU CN208203546U (en) 2018-03-04 2018-03-04 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820296271.XU CN208203546U (en) 2018-03-04 2018-03-04 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor

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Publication Number Publication Date
CN208203546U true CN208203546U (en) 2018-12-07

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CN201820296271.XU Expired - Fee Related CN208203546U (en) 2018-03-04 2018-03-04 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20181207

Termination date: 20210304