CN1490550A - Pneumatic self sucking high-pressure oil ejector - Google Patents
Pneumatic self sucking high-pressure oil ejector Download PDFInfo
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- CN1490550A CN1490550A CNA021332169A CN02133216A CN1490550A CN 1490550 A CN1490550 A CN 1490550A CN A021332169 A CNA021332169 A CN A021332169A CN 02133216 A CN02133216 A CN 02133216A CN 1490550 A CN1490550 A CN 1490550A
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- cylinder block
- pressure oil
- pneumatic self
- piston
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Abstract
A pneumatic self-sucking type high-pressure oil filler is composed of the oil storage unit consisting of oil storage cylinder and big piston, the oil filling unit consisting of plunger and check valve, the pneumatic unit communicated via interface to the compressed air source and connected via moving rod to plunger, and operation program controller. Its advantages are simple structure, low cost, and high effect to fill a great deal oil in short time.
Description
Technical field
The present invention relates to oiling device, specifically a kind of Pneumatic self sucking high-pressure oil ejector.
Background technique
In the prior art, mutual moving element, the particularly high-speed rotary part of machinery will be used grease lubrication, to reduce friction.Usually the oil gun that has this maintenance function mostly is manually, and oil pump capacity is little, and the filling time is long, and fuel tank capacity going along with is little.Be not suitable for and use a little more, adding amount is big, requires short working environment of filling time.
External similar filling pump product adopts lifting and pulling type oiling mode, and its structure is that Oil container and main frame are one, and have connecting tube, nylon piston, four foot valve doors, material extraction rod, carry a whole set of assembly of flitch or the like, complex structure, amount of maintenance is big; Its principle is: guarantee pouring orifice pressure by the stretching device frequency of okperation, pressurized air has fluctuation slightly, all directly influences the pouring orifice pressure values, makes pouring orifice pressure shakiness.In addition, the pressurized air that external like product fuel tank domestic demand applies certain pressure promotes lubricating grease by force and enters plunger cavity, for oiling is prepared.The safety assurance that its need of work is absolute.
Summary of the invention
In order to overcome above-mentioned deficiency, the purpose of this invention is to provide a kind of Pneumatic self sucking high-pressure oil ejector, it can be applicable to use the working environment that some adding amounts are big, require filling time weak point more, and is simple in structure, safe in utilization.
Technological scheme of the present invention is as follows: comprise store oil mechanism and oiling mechanism, wherein store oil mechanism is made up of fuel tank and big piston, and oiling mechanism is made up of plunger and check valve, leaves the space between an end of plunger and the check valve; It is characterized in that: also comprise aerodynamic force mechanism, operation program control mechanism, be installed in the casing; Described aerodynamic force mechanism links to each other with source of compressed air by the pressurized gas interface, and links to each other with plunger in the oiling mechanism by moving bar; The operation program control mechanism is installed in and reaches on the moving bar in the aerodynamic force mechanism in the middle part of the valve body; Store oil mechanism is connected with valve body in the aerodynamic force mechanism by fuel tank;
Described aerodynamic force mechanism main body is made of cylinder block, piston, valve body and moving bar, and an end of valve body links to each other with cylinder block, and the other end is connected with check valve in the oiling mechanism, and the pressurized gas interface is established at the middle part; Piston in the cylinder block links to each other with moving bar one end, and leaves cavity between the cylinder block, the other end that moves bar be arranged in plunger axis valve body, oiling mechanism and link to each other, the middle part closely cooperates by sealing nut and valve body; Described operation program control mechanism is made up of dial sleeve, limiting board, distributing valve seat, distribution slide block, the sliding lobe of commutation, flap slide, embedding spring, slide cover, and wherein: dial sleeve is set in moving bar outer wall; Distributing valve seat is installed on the valve body by limiting board, is positioned at the limiting board inboard, and distribution slide block one side is a boss, opposite side is a groove structure, install movingly in the spill interval that its boss one side and dial sleeve are provided with, groove one side contacts with distributing valve seat and is connected, and and distributing valve seat between leave cavity; Be installed on the slide cover on the valve body in addition and communicate, in the slide cover, establish cup-shaped flap slide, be embedded with the embedding spring in the flap slide with the valve body inner cavity; The flap slide links to each other with dial sleeve by the sliding lobe of commutation; Also be provided with the boss of band air flue on the cylinder block sidewall, an end and cylinder block communicate with cavity between the piston; Its cylinder block and valve body joint are left the semi-circular shaped compression air passageways that cooperatively interacts and install by seal arrangement respectively, communicate with air flue on the cylinder block sidewall;
Have three passages on the described distributing valve seat, communicate with three passages that valve body is provided with; Described valve body has three paths, is arranged in the joint of operation program control mechanism distributing valve seat, is respectively: the passage that leads to the cavity between valve body and the cylinder block; The passage that links to each other with the cylinder block air flue; To the external passage that communicates with atmosphere; Between described distributing valve seat and valve body, establish the vulcan fibre packing ring; Flap slide bottom is provided with exhaust port; Between slide cover and the valve body, between sealing nut and moving bar, the valve body, and moving bar and piston between, reach between cylinder body and the pressurized gas interface between valve body and the cylinder block and be equipped with seal arrangement; Have a plurality of grooves on the piston.
The present invention adopts the branch body structure, and Oil container and main frame screw, and is simple, practical, replaces the operation of hand-filling grease; During work, adopt the self-priming principle, along with the plunger negative pressure and cavity that is produced by the plunger drawback movement, the self-priming big piston of fuel tank promotes lubricating grease and enters the plunger cavity, for oiling is prepared under the atmospheric pressure effect; The present invention adopts Pneumatic impact oiling mode, and under specified air pressure, piston drives the plunger stable operation, thereby guarantees that pouring orifice pressure is stable.Under the air pressure effect, piston drives the plunger to-and-fro motion, realizes continuous oil supply.
The present invention compares with domestic, external like product has obvious improvement effect, and concrete advantage is as follows:
1. the present invention adopts sealing fuel tank disposable, self-priming plastic material, and charge of oil is quick, quite external artificial filling grease way, free from admixture of the present invention is brought in the fuel tank, and grease utilization ratio height is swift to operate, plastic barrel is convenient to reclaim in addition, and is pollution-free, has environment protection significance again.
2. simple in structure, cheap, outward appearance is clean and tidy.Volume of the present invention is little, and is in light weight, easily moves.Have save time, laborsaving, full-automatic, self-priming wet goods characteristics, be suitable for pressure injection lubricating grease and machinery oil simultaneously, be widely used.Quite external volume is big, complex structure, the single similar notes grease product of use have obvious improvement.
3. because the present invention adopts self-priming principle, channel theory, promote plastic seal fuel tank inner carrier fuel feeding by barometric pressure.Quite external similar pneumatic filling pump is that pneumatically promotes the oil cylinder piston fuel feeding, has energy saving, safe and reliable characteristics.
4. the present invention adopts the Pneumatic immpacting oil injection structure, quite external pneumatic filling pump lifts pump oil mode, can only rely on the size of air pressure to decide oily pressure values, fuel-displaced unsettled situation is compared, and the present invention can be issued to constant fuel-displaced pressure values at specified air pressure.
5. applied widely.The present invention is applicable to assembling and maintenance oilings such as various types of machinery, automobile, agricultural machinery, mining machinery.
6. fuel tank has interchangeability, and is easy to use, and is convenient to reclaim, pollution-free, environmental.
7. the present invention adopts the some dynamic formula air reversing valve of Control work program, and not only structure is small and exquisite, also has characteristics such as wear-resisting wiping, shock-resistant, good seal.
Description of drawings
Fig. 1 is a structure scheme of installation of the present invention.
Fig. 2 is the inversion plan view of Fig. 1.
Fig. 3 is the plan view of Fig. 2.
Embodiment
Below in conjunction with drawings and Examples in detail the present invention is described in detail.
As shown in Figure 1, 2, 3, the present invention includes store oil mechanism and oiling mechanism, wherein store oil mechanism is made up of fuel tank 4 and big piston 3, and oiling mechanism is made up of plunger 12 and check valve, leaves the space between an end of plunger 12 and the check valve; Also comprise aerodynamic force mechanism, operation program control mechanism, be installed in 7 li of casings; Described aerodynamic force mechanism links to each other with source of compressed air by pressurized gas interface 9, and links to each other with plunger 12 in the oiling mechanism by moving bar 16; The operation program control mechanism is installed in the aerodynamic force mechanism on valve body 8 middle parts and the moving bar 16; Store oil mechanism is screwed by valve body 8 in fuel inlet fitting 31, sealing gasket 30 and the aerodynamic force mechanism by fuel tank 4 and is connected.
The control piston motion of described aerodynamic force mechanism, its main body is made of cylinder block 1, piston 2, valve body 8 and moving bar 16, and an end of valve body 8 screws with cylinder block 1 and links to each other, and check valve screws and is connected in the other end and the oiling mechanism, and pressurized gas interface 9 is established at the middle part; Piston 2 in the cylinder block 1 links to each other with moving bar 16 1 ends, and leave cavity between the cylinder block 1, the other end of moving bar 16 by elastic cylindrical pin 23 be arranged in plunger axis 12 valve body 8, oiling mechanism and link to each other, the middle part closely cooperates by sealing nut 17 and valve body 8.
Described operation program control mechanism is made up of dial sleeve 18, limiting board 19, distributing valve seat 21, distribution slide block 22, the sliding lobe 26 of commutation, flap slide 27, embedding spring 28, slide cover 29, and wherein: dial sleeve 18 is set in moving bar 16 outer walls; Distributing valve seat 21 is installed on the valve body 8 by limiting board 19, be positioned at limiting board 19 inboards, between distributing valve seat 21 and valve body 8, establish vulcan fibre packing ring 20, distribution slide block 22 1 sides are boss, opposite side is a groove structure, install movingly in the spill interval that its boss one side and dial sleeve 18 are provided with, groove one side contacts with distributing valve seat 21 and is connected, and and distributing valve seat 21 between leave cavity; Be installed on slide cover 29 on the valve body 8 in addition and communicate, establish cup-shaped flap slide 27 for 29 li, have in the flap slide 27 of exhaust port and be embedded with embedding spring 28 at the slide cover with valve body 8 inner cavities; Flap slide 27 links to each other with dial sleeve 18 by the sliding lobe 26 of commutation; Between slide cover 29 and valve body 8, be provided with sealing gasket 30.
Described check valve is made up of check valve case 13, steel ball 24, check spring 25, wherein: have oil duct in the middle of the check valve case 13, one end screws by an end of seal arrangement and valve body 8, steel ball 24, check spring 25 place check valve case 13, steel ball 24 communicates with its inner cavity by valve body 8 end neck formula oil duct junctions by valve body 8 one ends.
Also be provided with the boss of band air flue on cylinder block 1 sidewall, an end and cylinder block 1 communicate with cavity between the piston 2; Its cylinder block 1 leaves the semi-circular shaped compression air passageways that cooperatively interacts and install by seal arrangement respectively with valve body 8 joints, communicates with air flue on cylinder block 1 sidewall.
Have three passages on the described distributing valve seat 21, communicate with three passages that valve body 8 is provided with; Three paths that described valve body 8 has are arranged in the joint of operation program control mechanism distributing valve seat 21, are respectively: the passage that leads to the cavity between valve body 8 and the cylinder block 1; The passage that links to each other with cylinder block 1 air flue; To the external passage that communicates with atmosphere.
In addition, valve body 8 is installed on the support 6; Between sealing nut 17 and moving bar 16, valve body 8, be equipped with O-ring seals 5 between moving bar 16 and the piston 2, between valve body 8 and the cylinder block 1, between cylinder body 1 and the pressurized gas interface 9, check valve case 13 and valve body 8 be equipped with sealing gasket 30; Cylinder block 1 leaves semi-circular grooves with valve body 8 joints, cooperates to install through seal arrangement to form circular channel; For weight reduction, have a plurality of grooves on the piston 2.
Working procedure of the present invention:
Pressurized air enters piston 2 bottom air chambers by air interface 9 through air reversing valve, valve body 8 air flues, promotes the moving bar 16 of piston 2 drives, plunger axis 12 and dial sleeve 18 and moves upward.When moving upward, plunger axis 12 sucks lubricating grease, for oiling is prepared.The dial sleeve 18 that tappet 16 moves upward promotes commutation flap 26, flick distribution slide block 22, piston 2 bottom air chambers are communicated with atmosphere, simultaneously compressed gas interface 9 is connected pressurized air and is entered piston 2 top air chambers through the air flue of valve body 8 and cylinder block 1, promote piston 2, drive moving bar 16, plunger axis 12 and dial sleeve 18 and move downward.Plunger axis 12 promotes lubricating grease, and the steel ball of washing open by spring 25 compressings 24 enters check valve case 13, realizes fuel feeding.Drive dial sleeve 18 during moving bar 16 moves downward, promote commutation flap 26, it is downward to flick distribution slide block 22, open top, piston top air chamber is communicated with atmosphere, and compressed gas interface 9 enters piston bottom air chamber with pressurized air through valve body 8 air flues simultaneously, finishes the one action circulation.
Claims (10)
1. Pneumatic self sucking high-pressure oil ejector, comprise store oil mechanism and oiling mechanism, wherein store oil mechanism is made up of fuel tank (4) and big piston (3), and oiling mechanism is made up of plunger (12) and check valve, leaves the space between an end of plunger (12) and the check valve; It is characterized in that: also comprise aerodynamic force mechanism, operation program control mechanism, be installed in casing (7) lining; Described aerodynamic force mechanism links to each other with source of compressed air by pressurized gas interface (9), and links to each other with plunger (12) in the oiling mechanism by moving bar (16); The operation program control mechanism is installed on valve body in the aerodynamic force mechanism (8) middle part and the moving bar (16); Store oil mechanism is connected with valve body (8) in the aerodynamic force mechanism by fuel tank (4).
2. by the described Pneumatic self sucking high-pressure oil ejector of claim 1, it is characterized in that: described aerodynamic force mechanism main body is made of cylinder block (1), piston (2), valve body (8) and moving bar (16), one end of valve body (8) links to each other with cylinder block (1), the other end is connected with check valve in the oiling mechanism, and pressurized gas interface (9) is established at the middle part; Piston (2) in the cylinder block (1) links to each other with moving bar (16) one ends, and cylinder block leaves cavity between (1), the other end of moving bar (16) be arranged in plunger axis valve body (8), oiling mechanism (12) and link to each other, the middle part closely cooperates by sealing nut (17) and valve body (8).
3. by the described Pneumatic self sucking high-pressure oil ejector of claim 2, it is characterized in that: described piston has a plurality of grooves on (2).
4. by the described Pneumatic self sucking high-pressure oil ejector of claim 2, it is characterized in that: also be provided with the boss of band air flue on described cylinder block (1) sidewall, an end and cylinder block (1) communicate with cavity between the piston (2); Its cylinder block (1) leaves the semi-circular shaped compression air passageways that cooperatively interacts and install by seal arrangement respectively with valve body (8) joint, communicates with air flue on cylinder block (1) sidewall.
5. by the described Pneumatic self sucking high-pressure oil ejector of claim 1, it is characterized in that: described operation program control mechanism is made up of dial sleeve (18), limiting board (19), distributing valve seat (21), distribution slide block (22), the sliding lobe (26) of commutation, flap slide (27), embedding spring (28), slide cover (29), and wherein: dial sleeve (18) is set in moving bar (16) outer wall; Distributing valve seat (21) is installed on the valve body (8) by limiting board (19), be positioned at limiting board (19) inboard, distribution slide block (22) one sides are boss, opposite side is a groove structure, install movingly in the spill interval that its boss one side and dial sleeve (18) are provided with, the contact of groove one side and distributing valve seat (21) is connected, and and distributing valve seat (21) between leave cavity; Be installed on slide cover (29) on the valve body (8) in addition and communicate, establish cup-shaped flap slide (27), be embedded with in the flap slide (27) and embed spring (28) in slide cover (29) lining with valve body (8) inner cavity; Flap slide (27) links to each other with dial sleeve (18) by the sliding lobe of commutation (26).
6. by the described Pneumatic self sucking high-pressure oil ejector of claim 5, it is characterized in that: have three passages on the described distributing valve seat (21), communicate with three passages that valve body (8) is provided with.
7. by the described Pneumatic self sucking high-pressure oil ejector of claim 6, it is characterized in that: described valve body (8) has three paths, be arranged in the joint of operation program control mechanism distributing valve seat (21), be respectively: the passage that leads to the cavity between valve body (8) and the cylinder block (1); The passage that links to each other with cylinder block (1) air flue; To the external passage that communicates with atmosphere.
8. by the described Pneumatic self sucking high-pressure oil ejector of claim 5, it is characterized in that: between described distributing valve seat (21) and valve body (8), establish vulcan fibre packing ring (20).
9. by the described Pneumatic self sucking high-pressure oil ejector of claim 5, it is characterized in that: flap slide (27) bottom is provided with exhaust port.
10. by the described Pneumatic self sucking high-pressure oil ejector of one of claim 1~8, it is characterized in that: between described slide cover (29) and the valve body (8), between sealing nut (17) and moving bar (16), the valve body (8), and moving bar (16) and piston (2) between, reach between cylinder body (1) and the pressurized gas interface (9) between valve body (8) and the cylinder block (1) and be equipped with seal arrangement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB021332169A CN100412437C (en) | 2002-10-18 | 2002-10-18 | Pneumatic self sucking high-pressure oil ejector |
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CNB021332169A CN100412437C (en) | 2002-10-18 | 2002-10-18 | Pneumatic self sucking high-pressure oil ejector |
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CN1490550A true CN1490550A (en) | 2004-04-21 |
CN100412437C CN100412437C (en) | 2008-08-20 |
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CNB021332169A Expired - Fee Related CN100412437C (en) | 2002-10-18 | 2002-10-18 | Pneumatic self sucking high-pressure oil ejector |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102906483A (en) * | 2010-05-21 | 2013-01-30 | Skf私人有限公司 | Single point lubricator |
CN109764235A (en) * | 2019-02-22 | 2019-05-17 | 陈小玲 | A kind of oil filling device for automobile mechanical workpiece process equipment |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2721412C3 (en) * | 1976-05-25 | 1980-01-10 | Vereinigte Oesterreichische Eisen- Und Stahlwerke - Alpine Montan Ag, Wien | Pressure medium driven grease press |
CN2144109Y (en) * | 1992-10-29 | 1993-10-20 | 贾成瑞 | Powerful automatic oil-filling supporting roller |
US5609274A (en) * | 1995-01-28 | 1997-03-11 | Yung-Feng Chiang | Grease dispensing device |
JP4190051B2 (en) * | 1998-05-12 | 2008-12-03 | 株式会社Gns | Compact portable high viscosity material dispensing device |
JP2000055295A (en) * | 1998-08-07 | 2000-02-22 | Nippon Grease Nipple Kk | Fluid material discharge device |
JP2002061566A (en) * | 2000-08-21 | 2002-02-28 | Nippon Grease Nipple Kk | Force feed variable displacement air pump |
CN2577094Y (en) * | 2002-10-18 | 2003-10-01 | 程虎 | Pneuamtic suction high-pressure grease squirt |
-
2002
- 2002-10-18 CN CNB021332169A patent/CN100412437C/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102906483A (en) * | 2010-05-21 | 2013-01-30 | Skf私人有限公司 | Single point lubricator |
CN102906483B (en) * | 2010-05-21 | 2016-04-06 | Skf私人有限公司 | Single lubricator |
CN109764235A (en) * | 2019-02-22 | 2019-05-17 | 陈小玲 | A kind of oil filling device for automobile mechanical workpiece process equipment |
CN109764235B (en) * | 2019-02-22 | 2020-07-17 | 嘉兴市瑞鑫塑业有限公司 | Lubricating oil filling device for automobile mechanical workpiece machining equipment |
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CN100412437C (en) | 2008-08-20 |
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Granted publication date: 20080820 Termination date: 20091118 |