CN108613007B - External inlet and outlet type oil injector - Google Patents
External inlet and outlet type oil injector Download PDFInfo
- Publication number
- CN108613007B CN108613007B CN201810636940.8A CN201810636940A CN108613007B CN 108613007 B CN108613007 B CN 108613007B CN 201810636940 A CN201810636940 A CN 201810636940A CN 108613007 B CN108613007 B CN 108613007B
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- oil
- valve
- plunger
- pump body
- pressure
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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
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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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
- F16N23/00—Special adaptations of check valves
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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
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
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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
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
Abstract
The invention discloses an external inlet and outlet type oil injector, which relates to the field of lubricating equipment and comprises a device support, an oil tank and a driving motor, wherein the oil tank and the driving motor are arranged at the upper end of the device support, a cam shaft is arranged in the oil tank, a driving motor rotating shaft is connected to the cam shaft, two high-pressure plunger pumps are arranged at the upper part of the oil tank, the lower end of plunger rods of the high-pressure plunger pumps are connected to the cam shaft, the high-pressure plunger pumps comprise a pump body, an oil inlet cavity and an oil outlet cavity are arranged at the upper end of the pump body, a filter screen is arranged in the oil inlet cavity, a ball valve is arranged in the oil outlet cavity, an oil injection valve is arranged at the oil outlet cavity at the upper part of the ball valve, a plunger valve and a column are arranged at the lower end of the pump body, a communication pipeline is arranged between the oil inlet cavity and the oil outlet cavity in the pump body, the plunger valve and the column are parallel and are perpendicular to the upper surface of the pump body.
Description
Technical Field
The invention relates to the field of lubricating equipment, in particular to an external inlet and outlet type oil injector.
Background
The oil injector is widely applied to machines working under pressure such as air/natural gas CNG compressors, reciprocating pumps, forging presses, engines and the like. When the machine works, the friction parts are forced to be injected with lubricating oil, so that the abrasion of machine parts is reduced, and the normal operation of the machine is ensured. The lubricating oil is used for pressure lubrication on mechanical transmission equipment in chemical industry, oil refining, refrigeration, oxygen production, metallurgy, mining machinery, marine engines, heavy tractors, rubber, plastics, printing machinery, light spinning industry and the like.
The traditional high-pressure plunger pump is used for sucking lubricating oil from the inside of an oil tank to lubricate equipment, the lubricating oil needs to flow back to the oil tank after lubrication, and lubrication is realized by sucking the lubricating oil through the high-pressure plunger pump, so that when an oil inlet of the high-pressure plunger pump is blocked, the high-pressure plunger pump needs to be removed from the oil tank for maintenance, and the maintenance process is complex.
Disclosure of Invention
The invention aims to solve the problem that the oil injector is inconvenient to maintain, and aims to provide an external inlet and outlet oil injector.
An external inlet and outlet type oil injector comprises an apparatus bracket, an oil tank and a driving motor which are arranged at the upper end of the apparatus bracket, wherein a cam shaft is arranged in the oil tank, the cam shaft is connected with a driving motor rotating shaft, two high-pressure plunger pumps are arranged at the upper part of the oil tank, the lower ends of plunger rods of the high-pressure plunger pumps are connected with the cam shaft, the high-pressure plunger pumps comprise a pump body, an oil inlet cavity and an oil outlet cavity are arranged at the upper end of the pump body, a filter screen is arranged in the oil inlet cavity, a ball valve is arranged in the oil outlet cavity, an oil injection valve is arranged at the oil outlet cavity at the upper part of the ball valve, a plunger valve and a column are arranged at the lower end of the pump body, a communication pipeline is arranged between an oil inlet cavity and the oil outlet cavity and the plunger valve in the pump body, the plunger valve is parallel to the column and is perpendicular to the upper surface of the pump body,
further, one side of the pump body mounting upright post is provided with a perforation, the upper surface of the adjusting rod perpendicular to the pump body penetrates through the perforation and is fixed on the pump body through an adjusting nut, a knob is arranged at the upper end of the adjusting rod, the plunger valve and the upright post are located on the same plane, the lower end of the plunger valve is connected with one end of a rocker arm, the middle of the rocker arm is hinged to the lower end of the upright post, and the other end of the rocker arm is located at the lower part of the adjusting rod.
Further, the oil inlet cavities of the two high-pressure plunger pumps are connected to the same oil circuit integrated block through two one-way valves, the upper end of an oil injection valve at the upper end of the high-pressure plunger pump is connected with an oil outlet block, a pressure limiting valve is arranged at the upper end of the oil outlet block, and a pressure gauge is arranged at the upper end of the pressure limiting valve.
The plunger valve comprises a valve core, a valve body and a reset spring, wherein the upper end of the valve body is installed inside a pump body through threaded connection, the valve core is installed inside the valve body, a fixed disc is arranged at the lower end of the valve core, the reset spring is sleeved outside the valve core, the upper end of the reset spring is connected with the lower end of the valve body, and the lower end of the reset spring is connected with the upper surface of the fixed disc.
Further, the fixed disk lower extreme is equipped with the ball groove, ball groove internally mounted has the spin, the lower terminal surface of spin exposes in the ball groove outside, the gyro wheel is installed to the one end of plunger valve is connected to the rocking arm, the straight line that the case is located passes the centre of a circle of gyro wheel, be equipped with the slot on the gyro wheel, the lower terminal surface of spin is located the slot, cam on the camshaft is located the lower extreme of gyro wheel, the rim of cam is located the slot inside of gyro wheel.
Further, an oil viewing cover is arranged on the surface of the oil tank.
Further, a planetary reduction box is arranged between the camshaft and the rotating shaft of the driving motor.
Further, a crank handle is arranged on the side face of the oil tank and connected with a cam shaft.
The beneficial effects of the invention are as follows:
according to the invention, the oil inlet of the high-pressure plunger pump is arranged at the upper part of the pump body, oil passes through the oil outlet cavity, the equipment lubrication point and the oil inlet cavity under the pressure of the high-pressure plunger pump, and then passes through the pump body, so that the oil does not pass through the oil tank in the whole process, when the inside of the oil injector is blocked, the filter screen in the oil inlet cavity is removed and cleaned, the high-pressure plunger pump is not required to be removed, and the high-pressure plunger pump is convenient to maintain, simple in structure and energy-saving.
The pressure limiting valve is arranged to prevent the equipment from being damaged due to overhigh oil, the pressure gauge is arranged at the upper end of the pressure limiting valve, so that the real-time pressure can be conveniently observed, and the use pressure value of the pressure limiting valve can be adjusted.
The lower end of the valve body of the plunger valve is provided with a return spring, so that the valve core can be restored to the original position downwards after being pushed to the top of the valve body.
The ball groove is arranged at the lower end of the fixed disc, the rolling ball is arranged in the ball groove, the rolling ball is contacted with the roller on the rocker arm, and when the valve core reciprocates in the valve body, friction is avoided from being generated by the contact of the lower end of the valve core and the rocker arm, and the valve core is prevented from being damaged.
The contact surface of the roller and the rolling ball is provided with a groove, the roller is fixed on the cam through the groove, the roller is prevented from being deviated to influence the transmission effect, and on the other hand, the valve core is fixed to prevent the valve core from deviating.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of a high pressure plunger pump of the present invention;
FIG. 3 is a block diagram of a roller in accordance with the present invention;
in the figure: 1. a device holder; 2. an oil tank; 3. a driving motor; 4. a cam shaft; 5. a high pressure plunger pump; 12. a pump body; 13. an oil inlet cavity; 14. an oil outlet cavity; 15. an oil filling valve; 16. a plunger valve; 17. a column; 18. a communication pipeline; 19. perforating; 20. an adjusting rod; 21. an adjusting nut; 22. a knob; 23. a rocker arm; 24. a filter screen; 25. a ball valve; 101. an oil path integration block; 102. oil block discharging; 103. a pressure limiting valve; 104. a pressure gauge; 105. a one-way valve; 106. a planetary reduction gearbox; 201. a valve core; 202. a valve body; 203. a return spring; 204. a fixed plate; 205. a ball groove; 206. a rolling ball; 207. a roller; 208. a groove; 301. an oil-viewing cover; 302. a handle; 401. a cam.
Detailed Description
The technical means, the creation characteristics, the achievement of the purpose and the effect of the present invention achieved are easy to understand, and the present invention is further described below with reference to the specific drawings.
Example 1
Based on fig. 2, as shown in fig. 1; an external inlet and outlet type oil injector comprises a device bracket 1, an oil tank 2 and a driving motor 3 which are arranged at the upper end of the device bracket 1, a cam shaft 4 is arranged in the oil tank 2, the cam shaft 4 is connected with a rotating shaft of the driving motor 3, two high-pressure plunger pumps 5 are arranged at the upper part of the oil tank 2, the lower ends of plunger rods of the high-pressure plunger pumps 5 are connected with the cam shaft 4, the high-pressure plunger pumps 5 comprise a pump body 12, an oil inlet cavity 13 and an oil outlet cavity 14 are arranged at the upper end of the pump body 12, a filter screen 24 is arranged in the oil inlet cavity 13, a ball valve 25 is arranged in the oil outlet cavity 14, an oil injection valve 15 is arranged at the oil outlet cavity 14 at the upper part of the ball valve 25, a plunger valve 16 and a column 17 are arranged at the lower end of the pump body 12, a communication pipeline 18 is arranged between the oil inlet cavity 13 and the oil outlet cavity 14 and the plunger valve 16, the plunger valve 16 is parallel to the column 17 and is vertical to the upper surface of the pump body 12,
one side of the pump body 12, on which the upright post 17 is arranged, is provided with a perforation 19, an adjusting rod 20 is perpendicular to the upper surface of the pump body 12, penetrates through the perforation 19 and is fixed on the pump body 12 through an adjusting nut 21, a knob 22 is arranged at the upper end of the adjusting rod 20, the plunger valve 16 and the upright post 17 are positioned in the same plane, the lower end of the plunger valve 16 is connected with one end of a rocker arm 23, the middle part of the rocker arm 23 is hinged at the lower end of the upright post 17, and the other end of the rocker arm 23 is positioned at the lower part of the adjusting rod 20.
The height of the regulating rod inside the oil tank can be regulated by regulating the regulating nut, so that the flow of the high-pressure plunger pump can be controlled, the length of the regulating rod inside the oil tank is increased, the moving distance of the valve core of the plunger valve is reduced, the effect of reducing the flow is achieved, and otherwise, the flow is increased.
As shown in fig. 1; the oil inlet cavities 13 of the two high-pressure plunger pumps 5 are connected to the same oil way integrated block 101 through two one-way valves 105, the upper ends of the oil injection valves 15 at the upper ends of the high-pressure plunger pumps 2 are connected with oil outlet blocks 102, the upper ends of the oil outlet blocks 102 are provided with pressure limiting valves 103, and the upper ends of the pressure limiting valves 103 are provided with pressure gauges 104.
The output oil pressure of the oil injector is controlled through the pressure gauge and the pressure limiting valve, and when the oil pressure is too high, the oil can be decompressed through the pressure limiting valve, so that equipment is prevented from being damaged.
The plunger valve 16 comprises a valve core 201, a valve body 202 and a return spring 203, wherein the upper end of the valve body 202 is installed inside the pump body 12 through threaded connection, the valve core 201 is installed inside the valve body 202, a fixed disc 204 is arranged at the lower end of the valve core 201, the return spring 203 is sleeved outside the valve core 201 in a ring mode, the upper end of the return spring 203 is connected with the lower end of the valve body 202, and the lower end of the return spring 203 is connected with the upper surface of the fixed disc 204.
The surface of the oil tank 2 is provided with an oil-viewing cover 301. The oil tank is fixed on the cam shaft, and can be connected with an oil inlet of the oil circuit integrated block to supplement lubricating oil in the oil circuit.
A planetary reduction box 106 is arranged between the camshaft 4 and the rotating shaft of the driving motor 3. And the speed ratio is regulated, the rotating speed of the cam shaft is increased, and then the flow of the high-pressure plunger pump is increased.
The side of the oil tank 2 is provided with a handle 302, and the handle 302 is connected with the cam shaft 4. When the driving motor cannot work, the hand crank can be used for shaking, so that the oil injector can rapidly discharge oil.
An external inlet and outlet type oil injector, which has the working principle that:
the driving motor rotates to drive the cam shaft inside the oil tank to rotate, the lower end of the plunger valve core of the high-pressure plunger pump is positioned at the cam shaft and is driven by the cam shaft to do reciprocating motion inside the valve body, the oil injection valve is closed when the valve core moves downwards, the ball valve is opened, negative pressure is formed in a communication pipeline between the oil inlet cavity and the oil outlet cavity, and the plunger valve is used for sucking oil from an oil way integrated block on the oil inlet cavity, when the valve core moves upwards, the ball valve is closed, the oil injection valve is opened to discharge the oil from the inside of the pump body, and the oil flows to a lubrication point of equipment after passing through the pressure limiting valve and the pressure gauge to lubricate the equipment.
Example 2
Based on fig. 2, as shown in fig. 1; an external inlet and outlet type oil injector comprises a device bracket 1, an oil tank 2 and a driving motor 3 which are arranged at the upper end of the device bracket 1, a cam shaft 4 is arranged in the oil tank 2, the cam shaft 4 is connected with a rotating shaft of the driving motor 3, two high-pressure plunger pumps 5 are arranged at the upper part of the oil tank 2, the lower ends of plunger rods of the high-pressure plunger pumps 5 are connected with the cam shaft 4, the high-pressure plunger pumps 5 comprise a pump body 12, an oil inlet cavity 13 and an oil outlet cavity 14 are arranged at the upper end of the pump body 12, a filter screen 24 is arranged in the oil inlet cavity 13, a ball valve 25 is arranged in the oil outlet cavity 14, an oil injection valve 15 is arranged at the oil outlet cavity 14 at the upper part of the ball valve 25, a plunger valve 16 and a column 17 are arranged at the lower end of the pump body 12, a communication pipeline 18 is arranged between the oil inlet cavity 13 and the oil outlet cavity 14 and the plunger valve 16, the plunger valve 16 is parallel to the column 17 and is vertical to the upper surface of the pump body 12,
one side of the pump body 12, on which the upright post 17 is arranged, is provided with a perforation 19, an adjusting rod 20 is perpendicular to the upper surface of the pump body 12, penetrates through the perforation 19 and is fixed on the pump body 12 through an adjusting nut 21, a knob 22 is arranged at the upper end of the adjusting rod 20, the plunger valve 16 and the upright post 17 are positioned in the same plane, the lower end of the plunger valve 16 is connected with one end of a rocker arm 23, the middle part of the rocker arm 23 is hinged at the lower end of the upright post 17, and the other end of the rocker arm 23 is positioned at the lower part of the adjusting rod 20.
The height of the regulating rod inside the oil tank can be regulated by regulating the regulating nut, so that the flow of the high-pressure plunger pump can be controlled, the length of the regulating rod inside the oil tank is increased, the moving distance of the valve core of the plunger valve is reduced, the effect of reducing the flow is achieved, and otherwise, the flow is increased.
As shown in fig. 1; the oil inlet cavities 13 of the two high-pressure plunger pumps 5 are connected to the same oil way integrated block 101 through two one-way valves 105, the upper ends of the oil injection valves 15 at the upper ends of the high-pressure plunger pumps 2 are connected with oil outlet blocks 102, the upper ends of the oil outlet blocks 102 are provided with pressure limiting valves 103, and the upper ends of the pressure limiting valves 103 are provided with pressure gauges 104.
The output oil pressure of the oil injector is controlled through the pressure gauge and the pressure limiting valve, and when the oil pressure is too high, the oil can be decompressed through the pressure limiting valve, so that equipment is prevented from being damaged.
The plunger valve 16 comprises a valve core 201, a valve body 202 and a return spring 203, wherein the upper end of the valve body 202 is installed inside the pump body 12 through threaded connection, the valve core 201 is installed inside the valve body 202, a fixed disc 204 is arranged at the lower end of the valve core 201, the return spring 203 is sleeved outside the valve core 201 in a ring mode, the upper end of the return spring 203 is connected with the lower end of the valve body 202, and the lower end of the return spring 203 is connected with the upper surface of the fixed disc 204.
The surface of the oil tank 2 is provided with an oil-viewing cover 301. The oil tank is fixed on the cam shaft, and can be connected with an oil inlet of the oil circuit integrated block to supplement lubricating oil in the oil circuit.
A planetary reduction box 106 is arranged between the camshaft 4 and the rotating shaft of the driving motor 3. And the speed ratio is regulated, the rotating speed of the cam shaft is increased, and then the flow of the high-pressure plunger pump is increased.
The side of the oil tank 2 is provided with a handle 302, and the handle 302 is connected with the cam shaft 4. When the driving motor cannot work, the hand crank can be used for shaking, so that the oil injector can rapidly discharge oil.
An external inlet and outlet type oil injector, which has the working principle that:
the driving motor rotates to drive the cam shaft inside the oil tank to rotate, the lower end of the plunger valve core of the high-pressure plunger pump is positioned at the cam shaft and is driven by the cam shaft to do reciprocating motion inside the valve body, the oil injection valve is closed when the valve core moves downwards, the ball valve is opened, negative pressure is formed in a communication pipeline between the oil inlet cavity and the oil outlet cavity, and the plunger valve is used for sucking oil from an oil way integrated block on the oil inlet cavity, when the valve core moves upwards, the ball valve is closed, the oil injection valve is opened to discharge the oil from the inside of the pump body, and the oil flows to a lubrication point of equipment after passing through the pressure limiting valve and the pressure gauge to lubricate the equipment.
On the basis of fig. 3, as shown in fig. 2; the fixed disk 204 lower extreme is equipped with ball groove 205, and ball groove 205 internally mounted has ball 206, and ball 206's lower terminal surface exposes in ball groove 205 outside, and gyro wheel 207 is installed to the one end that rocking arm 23 connected plunger valve 16, and the straight line that valve core 201 is located passes gyro wheel 207's centre of a circle, is equipped with slot 208 on gyro wheel 207, and ball 206's lower terminal surface is located slot 208, and cam 401 on camshaft 4 is located gyro wheel 207's lower extreme, and cam 401's rim is located gyro wheel 207's slot 208 inside.
When the cam shaft pushes the valve core up and down, the roller and the valve core are pushed to move up and down, and the roller can rotate around the cam, so that friction between the roller and the cam is reduced, abrasion to the cam is prevented, and the service life is influenced.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides an outer business turn over formula grease squirt, includes device support (1), installs oil tank (2) and driving motor (3) in device support (1) upper end, oil tank (2) internally mounted has camshaft (4), driving motor (3) pivot is connected to camshaft (4), two high-pressure plunger pumps (5) are installed on oil tank (2) upper portion, the plunger rod lower extreme of high-pressure plunger pump (5) is connected on camshaft (4), its characterized in that: the high-pressure plunger pump (5) comprises a pump body (12), an oil inlet cavity (13) and an oil outlet cavity (14) are arranged at the upper end of the pump body (12), a filter screen (24) is arranged in the oil inlet cavity (13), a ball valve (25) is arranged in the oil outlet cavity (14), an oil injection valve (15) is arranged at the oil outlet cavity (14) at the upper part of the ball valve (25), a plunger valve (16) and a stand column (17) are arranged at the lower end of the pump body (12), a communication pipeline (18) is arranged between the oil inlet cavity (13) and the oil outlet cavity (14) and the plunger valve (16) in the pump body (12), the plunger valve (16) is parallel to the stand column (17) and is perpendicular to the upper surface of the pump body (12) at the same time,
one side of the pump body (12) is provided with a stand column (17) provided with a perforation (19), the upper surface of the adjusting rod (20) perpendicular to the pump body (12) penetrates through the perforation (19) and is fixed on the pump body (12) through an adjusting nut (21), a knob (22) is arranged at the upper end of the adjusting rod (20), a plunger valve (16) and the stand column (17) are positioned in the same plane, one end of a rocker arm (23) is connected with the lower end of the plunger valve (16), the middle part of the rocker arm (23) is hinged to the lower end of the stand column (17), and the other end of the rocker arm (23) is positioned at the lower part of the adjusting rod (20);
the oil inlet cavities (13) of the two high-pressure plunger pumps (5) are connected to the same oil circuit integrated block (101) through two one-way valves (105), the upper ends of the oil injection valves (15) at the upper ends of the high-pressure plunger pumps (2) are connected with oil outlet blocks (102), the upper ends of the oil outlet blocks (102) are provided with pressure limiting valves (103), and the upper ends of the pressure limiting valves (103) are provided with pressure gauges (104);
the plunger valve (16) comprises a valve core (201), a valve body (202) and a return spring (203), wherein the upper end of the valve body (202) is installed inside the pump body (12) through threaded connection, the valve core (201) is installed inside the valve body (202), a fixed disc (204) is arranged at the lower end of the valve core (201), the return spring (203) is sleeved outside the valve core (201) in a ring mode, the upper end of the return spring (203) is connected with the lower end of the valve body (202), and the lower end of the return spring (203) is connected with the upper surface of the fixed disc (204);
the fixed disk (204) lower extreme is equipped with ball groove (205), ball groove (205) internally mounted has spin (206), the lower terminal surface of spin (206) exposes in ball groove (205) outside, gyro wheel (207) are installed to one end that plunger valve (16) are connected to rocking arm (23), the centre of a circle of gyro wheel (207) is passed to the straight line that case (201) place, be equipped with slot (208) on gyro wheel (207), the lower terminal surface of spin (206) is located slot (208), cam (401) on camshaft (4) are located the lower extreme of gyro wheel (207), the rim of cam (401) is located inside slot (208) of gyro wheel (207).
2. An external inlet and outlet lubricator according to claim 1, wherein: the surface of the oil tank (2) is provided with an oil viewing cover (301).
3. An external inlet and outlet lubricator according to claim 1, wherein: a planetary reduction gearbox (106) is arranged between the connection of the cam shaft (4) and the rotating shaft of the driving motor (3).
4. An external inlet and outlet lubricator according to claim 1, wherein: a hand crank (302) is arranged on the side face of the oil tank (2), and the hand crank (302) is connected with a cam shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810636940.8A CN108613007B (en) | 2018-06-20 | 2018-06-20 | External inlet and outlet type oil injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810636940.8A CN108613007B (en) | 2018-06-20 | 2018-06-20 | External inlet and outlet type oil injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108613007A CN108613007A (en) | 2018-10-02 |
| CN108613007B true CN108613007B (en) | 2023-09-08 |
Family
ID=63665505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810636940.8A Active CN108613007B (en) | 2018-06-20 | 2018-06-20 | External inlet and outlet type oil injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108613007B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536070A (en) * | 2019-12-21 | 2020-08-14 | 合肥皖化电泵有限公司 | Stove water pump oiling structure |
| CN112943804B (en) * | 2021-01-30 | 2022-07-29 | 江西首普实业有限公司 | Self-lubricating bearing for Roots vacuum pump |
| CN114799872B (en) * | 2022-05-26 | 2023-03-24 | 福鼎睿达自动化设备有限公司 | Full-automatic carburetor assembly assembling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013152549A1 (en) * | 2012-04-09 | 2013-10-17 | 台州巨力工具有限公司 | Variable plunger piston pump |
| CN104179713A (en) * | 2013-05-22 | 2014-12-03 | 上海尧华科技发展有限公司 | Single-plunger vacuum oil dripping type oil injector |
| CN204785473U (en) * | 2015-07-14 | 2015-11-18 | 安徽力威精工机械有限公司 | Take grease squirt of relief valve |
| CN105179907A (en) * | 2015-10-13 | 2015-12-23 | 湖北神鹰润滑设备有限公司 | Oiler |
| CN205877673U (en) * | 2016-06-29 | 2017-01-11 | 中国葛洲坝集团电力有限责任公司 | Single -plunger vacuum oil dripping type oil injector |
-
2018
- 2018-06-20 CN CN201810636940.8A patent/CN108613007B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013152549A1 (en) * | 2012-04-09 | 2013-10-17 | 台州巨力工具有限公司 | Variable plunger piston pump |
| CN104179713A (en) * | 2013-05-22 | 2014-12-03 | 上海尧华科技发展有限公司 | Single-plunger vacuum oil dripping type oil injector |
| CN204785473U (en) * | 2015-07-14 | 2015-11-18 | 安徽力威精工机械有限公司 | Take grease squirt of relief valve |
| CN105179907A (en) * | 2015-10-13 | 2015-12-23 | 湖北神鹰润滑设备有限公司 | Oiler |
| CN205877673U (en) * | 2016-06-29 | 2017-01-11 | 中国葛洲坝集团电力有限责任公司 | Single -plunger vacuum oil dripping type oil injector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108613007A (en) | 2018-10-02 |
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