CN112902003A - Electric hydraulic oil injection device - Google Patents
Electric hydraulic oil injection device Download PDFInfo
- Publication number
- CN112902003A CN112902003A CN202110341191.8A CN202110341191A CN112902003A CN 112902003 A CN112902003 A CN 112902003A CN 202110341191 A CN202110341191 A CN 202110341191A CN 112902003 A CN112902003 A CN 112902003A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- hydraulic oil
- lubricating grease
- piston
- cylinder
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 42
- 238000002347 injection Methods 0.000 title abstract description 27
- 239000007924 injection Substances 0.000 title abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 59
- 239000004519 grease Substances 0.000 claims abstract description 39
- 230000001050 lubricating effect Effects 0.000 claims abstract description 38
- 238000005086 pumping Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N37/00—Equipment for transferring lubricant from one container to another
- F16N37/003—Equipment for transferring lubricant from one container to another for filling bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/102—Construction relative to lubrication with grease as lubricant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N37/00—Equipment for transferring lubricant from one container to another
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N37/00—Equipment for transferring lubricant from one container to another
- F16N2037/006—Filling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention relates to an electric hydraulic oil injection device, which comprises an electric pressurizing pump, an oil outlet pipe connected with an oil outlet of the electric pressurizing pump, a lubricating grease cylinder barrel, a hydraulic oil cylinder positioned in a lubricating grease cylinder and a piston matched with the lubricating grease cylinder barrel, wherein the hydraulic oil cylinder comprises an oil cylinder base, a hydraulic oil cylinder barrel, an oil cylinder piston positioned in the hydraulic oil cylinder barrel and an oil cylinder rod fixedly connected with the oil cylinder piston, the oil cylinder piston divides an inner cavity of the hydraulic oil cylinder barrel into a rod cavity and a rodless cavity, the outlet end of the oil outlet pipe is communicated with the rodless cavity of the hydraulic oil cylinder, the lower end of the oil cylinder rod is fixedly connected to the center of the piston, the bottom end of the lubricating grease cylinder barrel is sealed, the upper end of the lubricating grease. The electric hydraulic oil injection device reduces oil injection time, reduces labor intensity of workers, improves working efficiency and reduces occupation of maintenance time.
Description
Technical Field
The invention relates to an oil injection device, in particular to a device for injecting lubricating grease into a bearing of mechanical equipment.
Background
The hoister is common equipment on mine, and in order to maintain head sheave bearing bushes of a main shaft hoister and an auxiliary shaft hoister in Cumindong mine, oiling is needed to be added to the head sheave bearing bushes by using an oiling tool every week. The original oiling tool is a foot-operated oiling machine, lithium base grease is added into the foot-operated oiling machine, and then a top sheave bearing bush is oiled in a manual treading mode. Each head sheave adopts this kind of mode to refuel, and the oiling is total to be about 1 hour, and the oiling is long for a long time, and workman intensity of labour is big, and because of the lifting machine can not move at the oiling in-process, can't overhaul other equipment, has taken the repair time.
Therefore, an oil injection device capable of safely and quickly injecting oil to the head sheave bearing bush is urgently needed.
Disclosure of Invention
The invention aims to provide an electric hydraulic oil injection device which can reduce oil injection time, reduce labor intensity of workers, improve working efficiency and reduce occupied maintenance time.
The invention relates to an electric hydraulic oil injection device, which comprises an electric pumping pump, an oil outlet pipe connected with an oil outlet of the electric pumping pump, a lubricating grease cylinder barrel, a hydraulic oil cylinder positioned in a lubricating grease cylinder and a piston matched with the lubricating grease cylinder barrel, wherein the hydraulic oil cylinder comprises an oil cylinder base, a hydraulic oil cylinder barrel, an oil cylinder piston positioned in the hydraulic oil cylinder barrel and an oil cylinder rod fixedly connected with the oil cylinder piston, the oil cylinder piston divides an inner cavity of the hydraulic oil cylinder barrel into a rod cavity and a rodless cavity, the outlet end of the oil outlet pipe is communicated with the rodless cavity of the hydraulic oil cylinder, the lower end of the oil cylinder rod is fixedly connected with the center of the piston, the bottom end of the lubricating grease cylinder barrel is sealed, the upper end of the lubricating.
The invention relates to an electric hydraulic oil injection device, wherein at least one groove is formed in the surface of the outer circle of a piston, and a sealing ring is arranged in each groove.
The electric hydraulic oil injection device is characterized in that the number of the grooves and the number of the sealing rings are two, and the two grooves are arranged at intervals up and down.
The invention relates to an electric hydraulic oil injection device, wherein the oil injection speed of the electric hydraulic oil injection device is adjusted by the pressure of an electric pressurizing pump.
The invention has the beneficial effects that:
the invention relates to an electric hydraulic oil injection device, when in use, an oil outlet pipe is arranged at an oil outlet of lubricating grease and is connected with an oil filling port of equipment to be injected, the lubricating grease is put into a lower inner cavity of a lubricating grease cylinder barrel, an electric pressurizing pump is started to carry out pressurizing operation, a hydraulic oil cylinder extends at the moment, a piston moves downwards in the lubricating grease cylinder barrel to apply downward thrust to the lubricating grease, the lubricating grease is added into the equipment to be injected, such as a bearing cavity, through the oil outlet pipe to finish oil injection work, and the oil injection speed can be adjusted by adjusting the pressure of the electric pressurizing pump, the operation is simple and convenient, compared with a manual treading type oil injection machine to inject oil to a bearing bush of a head sheave bearing, the electric hydraulic oil injection device only needs ten minutes to inject oil to one head sheave, the original at least 1 hour is shortened to only ten minutes, five sixths of time is saved, the labor intensity of workers is reduced, and the occupied maintenance time is reduced.
The electric hydraulic oil injection device of the invention is further explained with reference to the attached drawings.
Drawings
FIG. 1 is a schematic view of an electro-hydraulic oiling device according to the present invention.
Detailed Description
As shown in figure 1, the electric hydraulic oil injection device comprises an electric pumping pump 1, an oil outlet pipe 3 connected with an oil outlet 2 of the electric pumping pump 1, a lubricating grease cylinder 9, a hydraulic oil cylinder 5 positioned in the lubricating grease cylinder 9, and a piston 8 matched with the lubricating grease cylinder 9, wherein the hydraulic oil cylinder 5 comprises an oil cylinder base 53, a hydraulic oil cylinder 51, an oil cylinder piston positioned in the hydraulic oil cylinder 51, and an oil cylinder rod 52 fixedly connected with the oil cylinder piston, the oil cylinder piston divides an inner cavity of the hydraulic oil cylinder 51 into a rod cavity and a rodless cavity, an outlet end of the oil outlet pipe 3 is communicated with the rodless cavity of the hydraulic oil cylinder 5, a lower end of the oil cylinder rod 52 is fixedly connected with the center of the piston 8, the bottom end of the lubricating grease cylinder 9 is sealed, the upper end of the lubricating grease cylinder 9 is open, a lubricating grease outlet 10 is arranged near, two grooves are formed in the surface of the outer circle of the piston 8, the two grooves are arranged at intervals up and down, a sealing ring is installed in each groove, and the oil injection speed of the electric hydraulic oil injection device is adjusted by the pressure of the electric pumping pump 1.
Wherein, the electric pressurizing pump 1 adopts an electric pressurizing pump which is produced by Shanghai Kogyo ball machine electric company and has the model of a Kogyo ball GZ-8; the lubricating grease cylinder 9 is formed by processing a steel pipe with the specification of phi 219 x 6mm and the length of 600mm, and the interior of the lubricating grease cylinder 9 is polished by abrasive paper for rust removal; the hydraulic cylinder 5 is a cylinder with the model D80, the piston 8 is formed by processing a steel plate with the thickness of 20mm, the diameter of the piston is the same as the inner diameter of the lubricating grease cylinder barrel 9, two grooves are turned on the outer diameter of the piston 8, and two sealing rings are installed, so that good sealing can be guaranteed when the piston moves. When the lubricating grease injection device is used, one end of the oil outlet pipe is connected with the lubricating grease oil outlet 10, the other end of the oil outlet pipe is connected into the bearing cavity of the head sheave bearing, lubricating grease 11 is placed into the lubricating grease cylinder 9, the electric pressurizing pump 1 is started to conduct pressurizing operation, the hydraulic oil cylinder 5 extends at the moment, the piston 8 moves downwards in the lubricating grease cylinder 9, downward thrust is applied to the lubricating grease 11, the lubricating grease 11 is added into the bearing cavity through the oil outlet pipe, oil injection work is completed, and the oil injection speed can be adjusted by adjusting the pressure of the electric pressurizing pump 1.
Use this electronic hydraulic pressure oiling device to increase substantially work efficiency, by originally need 1 hour to equipment oiling at least, shorten to only needing ten minutes, five sixteenth time has been saved in the oiling operation at every turn, has reduced workman's intensity of labour, has improved work efficiency, can arrange maintenance project more rationally, guarantees maintenance quality.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (4)
1. An electric hydraulic oiling device comprises an electric pumping pump (1), an oil outlet pipe (3) connected with an oil outlet (2) of the electric pumping pump (1), a lubricating grease cylinder barrel (9), a hydraulic oil cylinder (5) positioned in the lubricating grease cylinder (9) and a piston (8) matched with the lubricating grease cylinder barrel (9), wherein the hydraulic oil cylinder (5) comprises an oil cylinder base (53), a hydraulic oil cylinder barrel (51), an oil cylinder piston positioned in the hydraulic oil cylinder barrel (51) and an oil cylinder rod (52) fixedly connected with the oil cylinder piston, the inner cavity of the hydraulic oil cylinder barrel (51) is divided into a rod cavity and a rodless cavity by the oil cylinder piston, the outlet end of the oil outlet pipe (3) is communicated with the rodless cavity of the hydraulic oil cylinder (5), the lower end of the lubricating grease cylinder rod (52) is fixedly connected to the center of the piston (8), the bottom end of the lubricating grease cylinder barrel (9) is sealed, the upper end of the, the oil cylinder base (53) is suspended and supported on the upper inner wall of the grease cylinder barrel (9).
2. The electro-hydraulic oiling device of claim 1, wherein: at least one groove is formed in the surface of the outer circle of the piston (8), and a sealing ring is installed in each groove.
3. The electro-hydraulic oiling device of claim 2, wherein: the two grooves and the two sealing rings are respectively arranged at intervals up and down.
4. The electro-hydraulic oiling device according to any of claims 1-3, characterized in that: the oil filling speed of the electric hydraulic oil filling device is adjusted by the pressure of the electric pumping pump (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341191.8A CN112902003A (en) | 2021-03-30 | 2021-03-30 | Electric hydraulic oil injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110341191.8A CN112902003A (en) | 2021-03-30 | 2021-03-30 | Electric hydraulic oil injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112902003A true CN112902003A (en) | 2021-06-04 |
Family
ID=76109726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110341191.8A Pending CN112902003A (en) | 2021-03-30 | 2021-03-30 | Electric hydraulic oil injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112902003A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB468500A (en) * | 1935-12-31 | 1937-07-06 | Tecalemit Ltd | Improved lubricating apparatus |
| CN2471658Y (en) * | 2001-03-18 | 2002-01-16 | 青岛港务局 | Hydraulic lubricant filler |
| CN207729207U (en) * | 2017-12-11 | 2018-08-14 | 新疆天大泵业工程技术服务有限公司 | A kind of hydraulic grease injection machine |
| CN210662250U (en) * | 2019-09-25 | 2020-06-02 | 内蒙古双欣矿业有限公司 | Grease filling device for coal mine |
| CN214535623U (en) * | 2021-03-30 | 2021-10-29 | 中煤新集能源股份有限公司 | Electric hydraulic oil injection device |
-
2021
- 2021-03-30 CN CN202110341191.8A patent/CN112902003A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB468500A (en) * | 1935-12-31 | 1937-07-06 | Tecalemit Ltd | Improved lubricating apparatus |
| CN2471658Y (en) * | 2001-03-18 | 2002-01-16 | 青岛港务局 | Hydraulic lubricant filler |
| CN207729207U (en) * | 2017-12-11 | 2018-08-14 | 新疆天大泵业工程技术服务有限公司 | A kind of hydraulic grease injection machine |
| CN210662250U (en) * | 2019-09-25 | 2020-06-02 | 内蒙古双欣矿业有限公司 | Grease filling device for coal mine |
| CN214535623U (en) * | 2021-03-30 | 2021-10-29 | 中煤新集能源股份有限公司 | Electric hydraulic oil injection device |
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