CN102506286A - Pneumatic high-pressure oil filling device - Google Patents
Pneumatic high-pressure oil filling device Download PDFInfo
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- CN102506286A CN102506286A CN2011103367803A CN201110336780A CN102506286A CN 102506286 A CN102506286 A CN 102506286A CN 2011103367803 A CN2011103367803 A CN 2011103367803A CN 201110336780 A CN201110336780 A CN 201110336780A CN 102506286 A CN102506286 A CN 102506286A
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Abstract
The invention belongs to the technical field of grease machines and relates to a pneumatic high-pressure oil filling device. An oil filling pump, an oil filling gun connected with the oil filling pump, a push-and-pull armrest and a rolling wheel are arranged on a barrel body. Reciprocating motion of an air cylinder piston rod is achieved by a piston rod control reversing valve. The reversing valve comprises a gas distribution group cover, and an installing portion is arranged in the middle of the gas distribution group cover. A conduit connector, a silencer installing connector and a silencer are arranged on one side of the gas distribution group cover side by side, three annular grooves and three strip-shaped holes are arranged on a cylindrical face on the other side of the gas distribution group cover. The middle strip-shaped hole is communicated with the silencer installing connector, the strip-shaped hole on one side is communicated with the conduit connector and then communicated with an upper cavity of the piston, and the strip-shaped hole on the other side is communicated with a groove on the middle annular groove and then communicated with a lower cavity of the piston. Gas distribution sliding blocks are arranged in the cylindrical grooves and driven by a poking sleeve fixed on the piston rod, and seal rings are arranged on the annular grooves on two sides of the cylindrical face. The pneumatic high-pressure oil filling device has the advantages of being simple in structure, small in noise, convenient to disassemble and decorate and suitable for various oil filling devices.
Description
Technical field
The invention belongs to the butter machine technical field, refer in particular to a kind of pneumatic high-voltage oil gun.
Background technique
At present, known butter machine mostly is the to-and-fro motion drive material lifting mechanism raising oil pressure through pneumatic element, and through grease gun the parts that need oiling is carried out oiling; But; The distribution device of existing pneumatic element is an integral structure with the housing of pneumatic high-voltage oil gun mostly, and its deficiency is: the one, when the accessory in the distribution device has fault maybe need overhaul it, must pneumatic high-voltage oil gun completely knocked down just can be carried out; Integral disassembly, assembly can cause the meaningless damage of other accessory, damage; Make operator's working strength become big, engineering time is elongated, and maintenance cost raises; The 2nd, existing Lubricators is not provided with baffler, makes exhaust sound big, though the oil gun of discrete structure is provided with baffler, its mounting point is narrow and small, is not easy to the dismounting maintenance; The 3rd, the link position of the airway on piston top is narrow and small, is not easy to the dismounting maintenance; The 4th, the difficulty that has succinctly also increased maintenance inadequately of existing oil gun inner air path.
Summary of the invention
The purpose of this invention is to provide the pneumatic high-voltage oil gun that carry out dismounting maintenance of a kind of convenience to oil gun.
The objective of the invention is to realize like this:
The pneumatic high-voltage oil gun; Comprise filling pump that is provided with on the staving, staving of splendid attire butter and the grease gun that is connected with filling pump; Filling pump is that the butter that gets in the grease gun constantly pressurizes by the drive pressure food tray that moves back and forth of the cylinder of source of the gas voltage supply; The selector valve realization is controlled in moving back and forth by the piston rod on the cylinder of piston rod automatically; Described selector valve comprises joins the gas group lid, and the middle part of joining the gas group lid is provided with assembly department, a side has been arranged side by side pipe joint and baffler erection joint, opposite side are provided with cylindrical body, and cylindrical cylndrical surface is provided with and is provided with cylinder shape groove on three ring annular grooves, the disc between two parties; In the cylinder shape groove axially and be arranged with three bar holes in parallel; Middle bar hole is communicated with the center hole of baffler erection joint, and the bar hole of a side is communicated with the back and is communicated with the epicoele of piston through conduit with the center hole of pipe joint, also passes through internal duct after radially the groove of setting is communicated with on the middle circular groove on the bar hole of opposite side and the cylndrical surface and is communicated with the cavity of resorption of piston; Be provided with the distribution slide block that can be communicated with two adjacent bar holes simultaneously in the cylinder shape groove; The switching-over that slides up and down of distribution slide block is driven by the dial sleeve that is fixed on the piston rod, joins the gas group lid and is removably mounted on the filling pump through assembly department, and the distribution slide block of joining the gas group lid is positioned at the air distribution cavity of filling pump; The circular groove of both sides, cylndrical surface is provided with the seal ring with air distribution cavity sidewall fitted seal; The air inlet duct of filling pump is communicated with air distribution cavity, delivery connection is communicated with the oil inlet pipe of grease gun, and the baffler erection joint is provided with baffler, and the top of staving is provided with the push-and-pull handrail, the bottom is provided with plural roller.
Three above-mentioned bar holes all are made up of the two ends connection semi-circular hole of rectangular opening; The bar hole that is communicated with pipe joint is positioned at the left side of joining the gas group lid; Middle bar hole is lower than the bar hole that is communicated with circular groove, and the bar hole that is communicated with circular groove is lower than the bar hole that is communicated with pipe joint.
Be provided with spacing draw-in groove between above-mentioned cylindrical disc and the cylinder shape groove bottom, spacing draw-in groove is provided with the annular stop piece of restriction distribution slide block sliding distance, and the distribution slide block carries out axially locating through the positioning belt that is screwed onto on the cylindrical body.
Be evenly equipped with four around the above-mentioned assembly department lugs are installed, each is installed on lug and is provided with mounting hole, join the gas group lid through install lug and on mounting hole be removably mounted on the filling pump of pneumatic high-voltage oil gun.
The above-mentioned gas group lid of joining is integral structure.
Be connected with the reduction valve that has regulator on the air inlet duct of above-mentioned filling pump
Above-mentioned staving is: the bottom of ladle body is provided with base, top is provided with bung, through the lock bolt that is hinged on the ladle body bung is locked on the ladle body, and roller is arranged on the base, and the push-and-pull handrail is arranged on the staving.
One side of above-mentioned push-and-pull handrail is provided with hook.
Be provided with between above-mentioned pressure food tray and the bung and press oily spring, press the upper end of oily spring to be provided with spring seat.
The present invention compares the outstanding and beneficial technical effects of existing technology:
It is 1, of the present invention that to join gas group lid main body be integral structure; Can carry out detachable the connection through the mounting hole on the assembly department with the pneumatic high-voltage oil gun; Can very easily distribution device be checked and keep in repair; The dismounting time that is spent reduces significantly, and working efficiency is greatly improved, and has also alleviated staff's labor intensity simultaneously.
2, in the baffler erection joint of joining gas group lid main body of the present invention baffler is installed, is made exhaust noise little, the baffler erection joint is over against the outside, make to the installation of baffler and change convenient.
3, of the present inventionly join pipe joint that gas group covers, make that the connection and the convenient disassembly of the airway that is connected to the cylinder piston epicoele when using are easy over against the outside.
4, of the present inventionly join the groove that gas group lid cylndrical surface radially is provided with and directly be communicated with, make the inner air path of oil gun lack and succinctly with the gas circuit of cylinder piston cavity of resorption, reduced keep in repair difficulty.
5, of the present invention simple in structure, maintenance is installed conveniently, be applicable to the occasion of various demand pneumatic high-voltage oil guns.
Description of drawings
Fig. 1 is an overall structure sectional view of the present invention.
Fig. 2 is the principle sectional view of filling pump of the present invention.
Fig. 3 is an internal structure sectional view of joining the gas group lid of the present invention.
Fig. 4 is that the A of Fig. 3 is to view.
Fig. 5 is that the B of Fig. 3 is to view.
Fig. 6 is that the C-C of Fig. 5 is to the sound view.
Fig. 7 is that the D-D of Fig. 5 is to the sound view.
Fig. 8 is that the E-E of Fig. 7 is to the sound view.
Fig. 9 is a schematic perspective view of joining the gas group lid of the present invention.
Figure 10 is that the present invention joins the schematic perspective view after gas group lid main body, annular stop piece, positioning belt and distribution slide block combine.
Figure 11 is the A place enlarged view of Fig. 2.
Embodiment
The present invention is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-11:
The pneumatic high-voltage oil gun; Comprise filling pump 1 that is provided with on the staving 3, staving 3 of splendid attire butter and the grease gun (not drawing among the figure) that is connected with filling pump 1; Filling pump 1 presses food tray 4 constantly to pressurize for the butter that gets in the grease gun by the drive that moves back and forth of the cylinder 10 of source of the gas voltage supply; Moving back and forth of piston rod 5 by the piston rod on the cylinder 10 5 control selector valve realization automatically; Described selector valve comprises joins gas group lid 11; The middle part of joining gas group lid 11 is provided with assembly department 110, a side has been arranged side by side pipe joint 111 and baffler erection joint 112, opposite side are provided with cylindrical body; Cylindrical cylndrical surface is provided with on three ring annular grooves (6,7,8), the disc 30 and is provided with cylinder shape groove 20 between two parties; Axially and be arranged with three bar holes (21,22,23) in parallel, middle bar hole 22 is communicated with the center hole of baffler erection joint 112, also passes through conduit 12 after the bar hole 21 of a side is communicated with the center hole of pipe joint 111 and is communicated with the epicoele 14a of piston 13 in the cylinder shape groove 20; The groove 15 that radially is provided with on the circular groove in the middle of on the bar hole 23 of opposite side and the cylndrical surface is communicated with the back and passes through internal duct 27 and is communicated with the cavity of resorption 14b of piston; Be provided with the distribution slide block 9 that can be communicated with two adjacent bar holes simultaneously in the cylinder shape groove 20, the switching-over that slides up and down of distribution slide block 9 is driven by the dial sleeve 29 that is fixed on the piston rod 5, joins gas group and covers 11 and be removably mounted on the filling pump 1 through assembly department 110; The distribution slide block 9 of joining gas group lid 11 is positioned at the air distribution cavity 1a of filling pump 1; The circular groove of both sides, cylndrical surface (6,8) is provided with the seal ring 16 with air distribution cavity 1a sidewall fitted seal, and the air inlet duct of filling pump 1 is communicated with air distribution cavity 1a, delivery connection 28 is communicated with the oil inlet pipe of grease gun, and baffler erection joint 112 is provided with baffler 18; The top of staving 3 is provided with push-and-pull handrail 19, the bottom is provided with plural roller 24, moves the pneumatic high-voltage oil gun to make things convenient for push-and-pull.
Above-mentioned three bar holes (21,22,23) all are made up of the two ends connection semi-circular hole of rectangular opening; The bar hole 21 that is communicated with pipe joint 111 is positioned at the left side of joining gas group lid 11; Middle bar hole 22 is lower than the bar hole 23 that is communicated with circular groove 15; The bar hole 23 that is communicated with circular groove 15 is lower than the bar hole 21 (referring to Fig. 4,5) that is communicated with pipe joint 111, and will joining port on the gas group lid 11, to be arranged to the purpose of bar hole (21,22,23) be in short stroke, can obtain bigger air inlet or air displacement.
Be provided with spacing draw-in groove 31 between above-mentioned cylindrical disc 30 and the cylinder shape groove bottom 20a; Spacing draw-in groove 31 is provided with the annular stop piece 14 of restriction distribution slide block 9 sliding distances, so that the range up and down of distribution slide block 9 is carried out spacing, distribution slide block 9 carries out axially locating through the positioning belt 25 that is screwed onto on the cylindrical body; Be fixed in the sliding-groove 32 of dial sleeve 29 drive distribution slide blocks 9 on being arranged on annular stop piece 14 on the piston rod 5 and slide up and down; Under the normal condition, the pressure of air inlet place is big, the pressure of exhaust place is little, and distribution slide block 9 can be from motive sealing under this action of pressure; Increasing positioning belt 25 is in order to ensure in the process of intake and exhaust conversion; When the pressure of distribution slide block 9 both sides equated, distribution slide block 9 still can contact with the 20a sealing of cylinder shape groove bottom, and then prevents seal failure.
Be evenly equipped with four around the above-mentioned assembly department 110 lugs 26 are installed, each is installed on lug 26 and is provided with mounting hole 33, join gas group lid 11 through install lug 26 and on mounting hole 33 be removably mounted on the filling pump 1 of pneumatic high-voltage oil gun.
The above-mentioned gas group lid 11 of joining is integral structure.
Be connected with the reduction valve that has regulator on the air inlet duct 17 of above-mentioned filling pump 1, in requisition for pressure.
Above-mentioned staving 3 is: the bottom of ladle body is provided with base 40, top is provided with bung 31; Lock bolt 32 through being hinged on the ladle body is locked at bung 31 on the ladle body; Roller 24 is arranged on the base 40; Push-and-pull handrail 19 is arranged on the bung 31 of staving 3 or on the base 40 of staving 3 or on the bung 31 of base 40 and the base 40 or on the ladle body and base 40 of staving 3, in the time of need adding butter, opens bung and can add butter.
One side of above-mentioned push-and-pull handrail 19 is provided with hook 50, so that suspended item.
Be provided with between above-mentioned pressure food tray 4 and the bung 33 and press oily spring 33, press the upper end of oily spring 33 to be provided with spring seat 34 in order to increase the pressure of pressing oil.
Use of the present invention: in staving 3, added butter, connected source of the gas, opened switch; High-pressure air can get into piston upper chamber 14a (supposing that distribution this moment slide block 9 is in the position of piston upper chamber air inlet, the exhaust of piston cavity of resorption) by joining gas group lid 11, promotes piston 13 and piston rod 5 and moves down, and the dial sleeve 29 on the piston rod 5 drives distribution slide block 9 and moves down when moving down with piston rod 5; When being displaced downwardly to the limit inferior position, realized that promptly the dress of piston upper chamber 14a exhaust, piston cavity of resorption 14b air inlet changes, successively reciprocation cycle; Pumping of piston rod 5 drives pressure food tray 4 for constantly pressurizeing through the butter in the delivery connection 28 entering grease guns; After being pressurized to certain pressure, open the grease gun switch, promptly can be the position that needs oiling and carry out the high pressure oiling; After oiling finishes, close the grease gun switch successively, gas source switch gets final product.
The foregoing description is merely preferred embodiment of the present invention, is not to limit protection scope of the present invention according to this, so: all equivalences of doing according to structure of the present invention, shape, principle change, and all should be covered by within protection scope of the present invention.
Claims (9)
1. pneumatic high-voltage oil gun; Comprise filling pump that is provided with on the staving, staving of splendid attire butter and the grease gun that is connected with filling pump; Filling pump is that the butter that gets in the grease gun constantly pressurizes by the drive pressure food tray that moves back and forth of the cylinder of source of the gas voltage supply; The selector valve realization is controlled in moving back and forth by the piston rod on the cylinder of piston rod automatically; It is characterized in that: described selector valve comprises joins the gas group lid; The middle part of joining the gas group lid is provided with assembly department, a side has been arranged side by side pipe joint and baffler erection joint, opposite side are provided with cylindrical body; Cylindrical cylndrical surface is provided with and is provided with cylinder shape groove on three ring annular grooves, the disc between two parties, and cylinder shape groove is axially interior and be arranged with three bar holes in parallel, and middle bar hole is communicated with the center hole of baffler erection joint; The bar hole of one side is communicated with the back and is communicated with the epicoele of piston through conduit with the center hole of pipe joint; The groove that radially is provided with on the circular groove in the middle of on the bar hole of opposite side and the cylndrical surface is communicated with the back and is communicated with the cavity of resorption of piston through internal duct, is provided with the distribution slide block that can be communicated with two adjacent bar holes the while in the cylinder shape groove, the distribution slide block slide up and down switching-over by the dial sleeve drive that is fixed on the piston rod; Joining the gas group lid is removably mounted on the filling pump through assembly department; The distribution slide block of joining the gas group lid is positioned at the air distribution cavity of filling pump, and the circular groove of both sides, cylndrical surface is provided with the seal ring with air distribution cavity sidewall fitted seal, and the air inlet duct of filling pump is communicated with air distribution cavity, delivery connection is communicated with the oil inlet pipe of grease gun; The baffler erection joint is provided with baffler, and the top of staving is provided with the push-and-pull handrail, the bottom is provided with plural roller.
2. pneumatic high-voltage oil gun according to claim 1; It is characterized in that: described three bar holes all are made up of the two ends connection semi-circular hole of rectangular opening; The bar hole that is communicated with pipe joint is positioned at the left side of joining the gas group lid; Middle bar hole is lower than the bar hole that is communicated with circular groove, and the bar hole that is communicated with circular groove is lower than the bar hole that is communicated with pipe joint.
3. pneumatic high-voltage oil gun according to claim 1; It is characterized in that: be provided with spacing draw-in groove between described cylindrical disc and the cylinder shape groove bottom; Spacing draw-in groove is provided with the annular stop piece of restriction distribution slide block sliding distance, and the distribution slide block carries out axially locating through the positioning belt that is screwed onto on the cylindrical body.
4. pneumatic high-voltage oil gun according to claim 1; It is characterized in that: be evenly equipped with four around the said assembly department lug is installed; Each is installed on lug and is provided with mounting hole, join the gas group lid through install lug and on mounting hole be removably mounted on the filling pump of pneumatic high-voltage oil gun.
5. pneumatic high-voltage oil gun according to claim 1 is characterized in that: the said gas group lid of joining is integral structure.
6. pneumatic high-voltage oil gun according to claim 1 is characterized in that: be connected with the reduction valve that has regulator on the air inlet duct of said filling pump.
7. pneumatic high-voltage oil gun according to claim 1; It is characterized in that: said staving is: the bottom of ladle body is provided with base, top is provided with bung; Lock bolt through being hinged on the ladle body is locked at bung on the ladle body; Roller is arranged on the base, and the push-and-pull handrail is arranged on the staving.
8. pneumatic high-voltage oil gun according to claim 7 is characterized in that: a side of said push-and-pull handrail is provided with hook.
9. according to the described pneumatic high-voltage oil gun of claim 1-8, it is characterized in that: be provided with between said pressure food tray and the bung and press oily spring, press the upper end of oily spring to be provided with spring seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110336780.3A CN102506286B (en) | 2011-10-31 | 2011-10-31 | Pneumatic high-pressure oil filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110336780.3A CN102506286B (en) | 2011-10-31 | 2011-10-31 | Pneumatic high-pressure oil filling device |
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| Publication Number | Publication Date |
|---|---|
| CN102506286A true CN102506286A (en) | 2012-06-20 |
| CN102506286B CN102506286B (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110336780.3A Active CN102506286B (en) | 2011-10-31 | 2011-10-31 | Pneumatic high-pressure oil filling device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292011A (en) * | 2013-07-01 | 2013-09-11 | 核工业理化工程研究院 | Pneumatic oil injection cut-off valve |
| CN103759116A (en) * | 2013-12-02 | 2014-04-30 | 浙江瑞丰五福气动工具有限公司 | High-pressure oiler |
| CN104500954A (en) * | 2014-12-22 | 2015-04-08 | 浙江瑞丰五福气动工具有限公司 | Pneumatic high-pressure grease filling machine |
| CN104514972A (en) * | 2014-12-22 | 2015-04-15 | 浙江瑞丰五福气动工具有限公司 | Double-barrel cylinder air supply device for butter making machine |
| CN106151847A (en) * | 2015-03-26 | 2016-11-23 | 汉达精密电子(昆山)有限公司 | Fueller |
| CN115899529A (en) * | 2022-11-18 | 2023-04-04 | 中国铁建重工集团股份有限公司 | Grease lubricating system and power equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269423A (en) * | 1940-09-30 | 1942-01-13 | Lincoln Eng Co | Valve mechanism |
| US2637304A (en) * | 1950-01-05 | 1953-05-05 | Stewart Warner Corp | Valve mechanism for reciprocating fluid motors |
| US2745387A (en) * | 1953-09-25 | 1956-05-15 | Stewart Warner Corp | Reciprocating fluid motor and valve mechanism therefor |
| US3699846A (en) * | 1970-12-30 | 1972-10-24 | Stewart Warner Corp | Air motor |
| CN2339785Y (en) * | 1998-09-03 | 1999-09-22 | 于业淼 | High-pressure oil-filling pump |
| CN2842157Y (en) * | 2005-11-01 | 2006-11-29 | 上海科球机电有限公司 | Pneumatic high pressure oil ejector |
| CN101100987A (en) * | 2007-07-18 | 2008-01-09 | 薛家武 | Air pump of pneumatic high pressure greasing pump |
| CN202274267U (en) * | 2011-10-31 | 2012-06-13 | 浙江瑞丰五福气动工具有限公司 | Pneumatic high-pressure oiling device |
-
2011
- 2011-10-31 CN CN201110336780.3A patent/CN102506286B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269423A (en) * | 1940-09-30 | 1942-01-13 | Lincoln Eng Co | Valve mechanism |
| US2637304A (en) * | 1950-01-05 | 1953-05-05 | Stewart Warner Corp | Valve mechanism for reciprocating fluid motors |
| US2745387A (en) * | 1953-09-25 | 1956-05-15 | Stewart Warner Corp | Reciprocating fluid motor and valve mechanism therefor |
| US3699846A (en) * | 1970-12-30 | 1972-10-24 | Stewart Warner Corp | Air motor |
| CN2339785Y (en) * | 1998-09-03 | 1999-09-22 | 于业淼 | High-pressure oil-filling pump |
| CN2842157Y (en) * | 2005-11-01 | 2006-11-29 | 上海科球机电有限公司 | Pneumatic high pressure oil ejector |
| CN101100987A (en) * | 2007-07-18 | 2008-01-09 | 薛家武 | Air pump of pneumatic high pressure greasing pump |
| CN202274267U (en) * | 2011-10-31 | 2012-06-13 | 浙江瑞丰五福气动工具有限公司 | Pneumatic high-pressure oiling device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292011A (en) * | 2013-07-01 | 2013-09-11 | 核工业理化工程研究院 | Pneumatic oil injection cut-off valve |
| CN103292011B (en) * | 2013-07-01 | 2015-01-14 | 核工业理化工程研究院 | Pneumatic oil injection cut-off valve |
| CN103759116A (en) * | 2013-12-02 | 2014-04-30 | 浙江瑞丰五福气动工具有限公司 | High-pressure oiler |
| CN104500954A (en) * | 2014-12-22 | 2015-04-08 | 浙江瑞丰五福气动工具有限公司 | Pneumatic high-pressure grease filling machine |
| CN104514972A (en) * | 2014-12-22 | 2015-04-15 | 浙江瑞丰五福气动工具有限公司 | Double-barrel cylinder air supply device for butter making machine |
| CN106151847A (en) * | 2015-03-26 | 2016-11-23 | 汉达精密电子(昆山)有限公司 | Fueller |
| CN115899529A (en) * | 2022-11-18 | 2023-04-04 | 中国铁建重工集团股份有限公司 | Grease lubricating system and power equipment |
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|---|---|
| CN102506286B (en) | 2014-12-03 |
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