CN212119336U - Oil-gas separation ventilation cap - Google Patents
Oil-gas separation ventilation cap Download PDFInfo
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- CN212119336U CN212119336U CN201922316822.1U CN201922316822U CN212119336U CN 212119336 U CN212119336 U CN 212119336U CN 201922316822 U CN201922316822 U CN 201922316822U CN 212119336 U CN212119336 U CN 212119336U
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- inner pipe
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Abstract
The utility model discloses an oil-gas separation ventilation cap, its characterized in that: the device mainly comprises an outer pipe, an inner pipe, an outer pipe end cover, an inner pipe end cover, a first inner pipe drainage groove, a second inner pipe drainage groove, a first outer pipe drainage groove, a second outer pipe drainage groove, an oil return groove, a threaded connecting pipe, a dust cover and an adsorption filter plate. This kind of vent cap simple structure, realization vapor-oil separation that can be fine retrieves fluid that splashes, and it is extravagant to reduce fluid, prevents to scald the staff because of fluid high temperature, and this vent cap still has dustproof and filtering capability simultaneously.
Description
Technical Field
The utility model relates to a machine parts technical field, concretely relates to oil-gas separation ventilation cap.
Background
The speed reducer is a precision machine which plays a role in matching rotating speed and transmitting torque between a prime mover and a working machine or an actuating mechanism, and needs to operate for a long time in a production process, and the temperature of the speed reducer becomes very high under the condition of operating for a long time, so that gas inside the speed reducer expands, therefore, in order to avoid the excessive internal pressure of the speed reducer and damage a dynamic oil seal of the speed reducer, a ventilation cap is usually required to be installed on the speed reducer, the gas in the speed reducer is released, and the internal pressure of the speed reducer is reduced.
The general ventilation cap is hermetically arranged on the mounting hole of the sight hole cover, the internal structure of the ventilation cap is changed through the pressure difference between the inside and the outside of the speed reducer, a gap is formed between the ventilation cap and the speed reducer, the gas in the speed reducer is discharged through the gap, and when the pressure inside the speed reducer is balanced with the pressure outside the speed reducer, the ventilation cap is restored to the initial state to realize sealing. However, when the vent cap is jacked up and gas is discharged, oil inside the speed reducer splashes to the outside along the vent cap along with the gas, so that waste of the oil and pollution to the external environment are caused. In addition, dust impurities in the external environment can enter the ventilation cap to block the ventilation cap, and even enter the inside of the speed reducer along the ventilation cap. Therefore, how to avoid discharging oil inside the speed reducer to the outside so as to reduce waste is a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing an oil-gas separation ventilates cap.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: an oil-gas separation ventilation cap mainly comprises an outer pipe, an inner pipe, an outer pipe end cover, an inner pipe end cover, a first inner pipe drainage groove, a second inner pipe drainage groove, a first outer pipe drainage groove, a second outer pipe drainage groove, an oil return groove, a threaded connecting pipe, a dust cover and an adsorption filter plate;
the inner pipe is positioned in the outer pipe, the inner pipe and the outer pipe are coaxially arranged, the lower ends of the inner pipe and the outer pipe are fixedly connected in an aligned welding mode, the height of the inner pipe is about two thirds of the height of the outer pipe, the specific height difference is freely determined according to the splashing height of oil, the inner pipe end cover is installed on the top of the inner pipe in a threaded mode, the first inner pipe drainage groove is horizontally arranged at the upper position of the right side of the inner pipe, the arc length of the first inner pipe drainage groove is about one third of the circumference of the horizontal section of the inner pipe, the specific arc length is freely determined according to the quantity of discharged gas and the quantity of splashed oil liquid, the second inner pipe drainage groove is arranged below the first inner pipe drainage groove in parallel, the arc length of the second inner pipe drainage groove is the same as that of the first inner pipe drainage groove, the oil return groove is arranged at the lower end of the, the first outer pipe discharge groove is horizontally arranged at the upper position of the left side of the outer pipe, the arc length of the first outer pipe discharge groove is about one third of the circumference of the horizontal section of the outer pipe, the specific arc length is freely determined according to the quantity of the discharged gas, the second outer pipe discharge groove is arranged below the first outer pipe discharge groove in parallel, the arc length of the second outer pipe discharge groove is the same as that of the first outer pipe discharge groove, the lower end inside the outer pipe is an inverted-V-shaped inclined plane, the threaded connecting pipe is welded at the lower end part of the outer pipe, the dust cover is welded at the upper position of the outer side of the outer pipe, the opening of the dust cover faces downwards, a first pair of interfaces and a second pair of interfaces are arranged on the right side wall of the dust cover, and the first pair of interfaces and the second pair of interfaces are respectively in butt joint installation with the first outer pipe discharge groove and the second outer pipe discharge groove, the dust cover is also internally provided with the adsorption filter plate.
Further, the outer pipe end cover and the inner pipe end cover are both provided with sealing rings;
furthermore, the adsorption filter plate is connected with the dust cover in a plug-in manner, and a switch door is arranged on the dust cover and at the height of the adsorption filter plate;
furthermore, a lock catch is arranged on the switch door;
further, a handle is further installed on the switch door.
The utility model has the advantages that:
1. the utility model provides a pair of oil-gas separation vent cap, the fluid that the speed reducer splashes out, after first inner tube escape way and second inner tube escape way on the inner tube, in the cavity between inner tube and the outer tube sinks to under the effect such as gravity, through in the oil return tank flows back to the speed reducer, reduces fluid waste, and the gas that spills over in the speed reducer passes through first inner tube escape way and second inner tube escape way simultaneously, through first outer tube escape way and second outer tube escape way, discharges after flowing through the dust cover at last, has fine realized oil-gas separation, has reduced the waste of fluid, can prevent simultaneously to scald the staff because of the fluid high temperature;
2. the oil-gas separation ventilation cap provided by the utility model has simple structure, the manufacturing materials can be used for taking waste steel pipes and the like, and the cost is saved;
3. the oil-gas separation ventilation cap provided by the utility model is provided with the adsorption filter plate, and the gas overflowing from the speed reducer is adsorbed and filtered and then discharged into the air, so that the pollution can be reduced;
4. the oil-gas separation ventilation cap provided by the utility model has the advantages that the top of the inner tube and the top of the outer tube are respectively in threaded connection with the inner tube end cover and the outer tube end cover, so that the installation is convenient, the inside of the ventilation cap is convenient to clean, the service life of the device is prolonged, and the production cost is saved;
5. the utility model provides a pair of oil-gas separation ventilation cap is equipped with the dust cover, can prevent that the pollutant from getting into in ventilation cap and the speed reducer, effectively protects ventilation cap and speed reducer.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic diagram of the external structure of the present invention.
In the figure: the device comprises an outer pipe 1, an inner pipe 2, an outer pipe end cover 3, an inner pipe end cover 4, a sealing ring 5, a first inner pipe drainage groove 6, a second inner pipe drainage groove 7, a first outer pipe drainage groove 8, a second outer pipe drainage groove 9, a first pair of interfaces 10, a second pair of interfaces 11, an oil return groove 12, a threaded connecting pipe 13, a dust cover 14, an adsorption filter plate 15, a switch door 16, a lock catch 17 and a handle 18.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals. It should be noted that, as used in the following description, the terms "front," "rear," "left," "right," "upper," "lower," "vertical," and "horizontal" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
The following embodiments are merely illustrative of the present invention and are not intended to limit the scope of the present invention. Use the utility model discloses a think about right the utility model discloses the simple change that goes on is all in the utility model discloses the within range that claims.
Referring to fig. 1-2, an oil-gas separation vent cap mainly comprises an outer tube 1, an inner tube 2, an outer tube end cover 3, an inner tube end cover 4, a first inner tube drain groove 6, a second inner tube drain groove 7, a first outer tube drain groove 8, a second outer tube drain groove 9, an oil return groove 12, a threaded connection tube 13, a dust cover 14 and an adsorption filter plate 15;
the inner pipe 2 is positioned in the outer pipe 1, the inner pipe and the outer pipe are coaxially arranged, the lower ends of the inner pipe and the outer pipe are fixedly connected in an aligned welding mode, the height of the inner pipe 2 is about two thirds of that of the outer pipe 1, the specific height difference is freely determined according to the splashing height of oil, the inner pipe end cover 4 is installed on the top of the inner pipe 2 in a threaded mode, the first inner pipe discharge groove 6 is horizontally arranged at the upper position of the right side of the inner pipe 2, the arc length of the first inner pipe discharge groove 6 is about one third of the circumference of the horizontal section of the inner pipe 2, the specific arc length is freely determined according to the quantity of discharged gas and the quantity of splashed oil liquid, the second inner pipe discharge groove 7 is arranged below the first inner pipe discharge groove 6 in parallel, the arc length of the second inner pipe discharge groove 7 is the same as that of the first inner pipe discharge groove 6, the oil return groove 12 is, the outer pipe end cover 3 is installed on the top of the outer pipe 1 in a threaded mode, the first outer pipe discharge groove 8 is horizontally arranged at the left side of the outer pipe 1 close to the upper position, the arc length of the first outer pipe discharge groove 8 is about one third of the circumference of the horizontal section of the outer pipe 1, the specific arc length is freely determined according to the quantity of discharged gas, the second outer pipe discharge groove 9 is arranged below the first outer pipe discharge groove 8 in parallel, the arc length of the second outer pipe discharge groove 9 is the same as that of the first outer pipe discharge groove 8, the lower end inside the outer pipe 1 is an inclined plane in a shape of inverted V, splashing oil can conveniently flow back to an oil return groove, the threaded connecting pipe 13 is welded at the lower end part of the outer pipe 1, the dust cover 14 is welded at the outer left side of the outer pipe 1 close to the upper position, the dust cover 14 is downward in opening, and a first pair of connectors 10 and a second pair of connectors 11 are arranged on, the first pair of interfaces 10 and the second pair of interfaces 11 are respectively installed in a butt joint with the first outer pipe discharge groove 8 and the second outer pipe discharge groove 9, and the dust cover 14 is internally provided with the adsorption filter plate 15.
Preferably, the distance between the first inner pipe drainage groove and the second inner pipe drainage groove is ten millimeters;
preferably, the distance between the first outer pipe drainage groove and the second outer pipe drainage groove is ten millimeters;
preferably, the outer pipe end cover and the inner pipe end cover are both provided with sealing rings;
preferably, the adsorption filter plate is connected with the dust cover in a plug-in manner, and a switch door is arranged on the dust cover and at the height of the adsorption filter plate and used for replacing the adsorption filter plate;
preferably, the switch door is provided with a lock catch;
preferably, a handle is further mounted on the switch door.
The utility model has the advantages that:
1. the utility model provides a pair of oil-gas separation vent cap, the fluid that the speed reducer splashes out, after first inner tube escape way and second inner tube escape way on the inner tube, in the cavity between inner tube and the outer tube sinks to under the effect such as gravity, through in the oil return tank flows back to the speed reducer, reduces fluid waste, and the gas that spills over in the speed reducer passes through first inner tube escape way and second inner tube escape way simultaneously, through first outer tube escape way and second outer tube escape way, discharges after flowing through the dust cover at last, has fine realized oil-gas separation, has reduced the waste of fluid, can prevent simultaneously to scald the staff because of the fluid high temperature;
2. the oil-gas separation ventilation cap provided by the utility model has simple structure, the manufacturing materials can be used for taking waste steel pipes and the like, and the cost is saved;
3. the oil-gas separation ventilation cap provided by the utility model is provided with the adsorption filter plate, and the gas overflowing from the speed reducer is adsorbed and filtered and then discharged into the air, so that the pollution can be reduced;
4. the oil-gas separation ventilation cap provided by the utility model has the advantages that the top of the inner tube and the top of the outer tube are respectively in threaded connection with the inner tube end cover and the outer tube end cover, so that the installation is convenient, the inside of the ventilation cap is convenient to clean, the service life of the device is prolonged, and the production cost is saved;
5. the utility model provides a pair of oil-gas separation ventilation cap is equipped with the dust cover, can prevent that the pollutant from getting into in ventilation cap and the speed reducer, effectively protects ventilation cap and speed reducer.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an oil-gas separation ventilation cap which characterized in that: the device mainly comprises an outer pipe, an inner pipe, an outer pipe end cover, an inner pipe end cover, a first inner pipe drainage groove, a second inner pipe drainage groove, a first outer pipe drainage groove, a second outer pipe drainage groove, an oil return groove, a threaded connecting pipe, a dust cover and an adsorption filter plate;
the inner pipe is positioned in the outer pipe, the inner pipe and the outer pipe are coaxially arranged, the lower ends of the inner pipe and the outer pipe are fixedly connected in an aligned welding mode, the height of the inner pipe is about two thirds of the height of the outer pipe, the specific height difference is freely determined according to the splashing height of oil, the inner pipe end cover is installed on the top of the inner pipe in a threaded mode, the first inner pipe drainage groove is horizontally arranged at the upper position of the right side of the inner pipe, the arc length of the first inner pipe drainage groove is about one third of the circumference of the horizontal section of the inner pipe, the specific arc length is freely determined according to the quantity of discharged gas and the quantity of splashed oil liquid, the second inner pipe drainage groove is arranged below the first inner pipe drainage groove in parallel, the arc length of the second inner pipe drainage groove is the same as that of the first inner pipe drainage groove, the oil return groove is arranged at the lower end of the, the first outer pipe discharge groove is horizontally arranged at the upper position of the left side of the outer pipe, the arc length of the first outer pipe discharge groove is about one third of the circumference of the horizontal section of the outer pipe, the specific arc length is freely determined according to the quantity of the discharged gas, the second outer pipe discharge groove is arranged below the first outer pipe discharge groove in parallel, the arc length of the second outer pipe discharge groove is the same as that of the first outer pipe discharge groove, the lower end inside the outer pipe is an inverted-V-shaped inclined plane, the threaded connecting pipe is welded at the lower end part of the outer pipe, the dust cover is welded at the upper position of the outer side of the outer pipe, the opening of the dust cover faces downwards, a first pair of interfaces and a second pair of interfaces are arranged on the right side wall of the dust cover, and the first pair of interfaces and the second pair of interfaces are respectively in butt joint installation with the first outer pipe discharge groove and the second outer pipe discharge groove, the dust cover is also internally provided with the adsorption filter plate.
2. The oil and gas separation vent cap of claim 1, wherein: and the outer pipe end cover and the inner pipe end cover are both provided with sealing rings.
3. The oil and gas separation vent cap of claim 1, wherein: the adsorption filter plate is connected with the dust cover in a plug-in mounting manner, and a switch door is arranged at the position on the dust cover and at the height of the adsorption filter plate.
4. The oil and gas separation vent cap of claim 3, wherein: the switch door is provided with a lock catch.
5. The oil and gas separation vent cap of claim 3, wherein: and a handle is also arranged on the switch door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316822.1U CN212119336U (en) | 2019-12-21 | 2019-12-21 | Oil-gas separation ventilation cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922316822.1U CN212119336U (en) | 2019-12-21 | 2019-12-21 | Oil-gas separation ventilation cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212119336U true CN212119336U (en) | 2020-12-11 |
Family
ID=73667787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922316822.1U Expired - Fee Related CN212119336U (en) | 2019-12-21 | 2019-12-21 | Oil-gas separation ventilation cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212119336U (en) |
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2019
- 2019-12-21 CN CN201922316822.1U patent/CN212119336U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 Termination date: 20211221 |