CN216520847U

CN216520847U - Oil-gas mixing distributor

Info

Publication number: CN216520847U
Application number: CN202122906535.3U
Authority: CN
Inventors: 易世宝; 张文亮; 高国刚; 谢小鹏; 夏建华; 浦汉军
Original assignee: Baoteng Intelligent Lubrication Technology Dongguan Co ltd
Current assignee: Baoteng Intelligent Lubrication Technology Dongguan Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-13
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an oil-gas mixing distributor which comprises a guide rod, a double inlet pipe, an inner sleeve, a middle sleeve and an outer sleeve. Two advance the pipe and be equipped with and accept the chamber, the guide arm is located and is accepted the intracavity and will accept the chamber and separate oil feed chamber and the chamber that admits air, it has seted up oil inlet and air inlet to accept the chamber, the guide arm is equipped with the oil feed passageway that is linked together with the oil feed chamber, the oil feed passageway is linked together with interior sleeve pipe, well sleeve pipe is equipped with the inlet channel who is linked together with the chamber that admits air, interior sleeve pipe is equipped with first oil gas export, well sleeve pipe is just right second oil gas export with first oil gas export, the outer tube is equipped with a plurality of third oil gas exports, the outer tube still is equipped with high-pressure air inlet. The oil-gas mixing distributor disclosed by the utility model has the advantages that the grease is atomized twice, the oil is fully atomized and then distributed, the principle that the grease is firstly distributed and then atomized by a traditional oil-gas distributor is completely reversed, and the structure of the oil-gas mixing distributor disclosed by the utility model is greatly different from that of the traditional structure, so that the processing technology of the oil-gas distributor is simplified, and the manufacturing cost is reduced.

Description

Oil-gas mixing distributor

Technical Field

The utility model relates to the field of oil-gas lubrication systems, in particular to an oil-gas mixing distributor.

Background

The oil-gas mixing distributor is mainly applied to the fields of micro-lubrication technology, oil mist, oil-gas distribution technology and the like, oil can be atomized and then distributed to each branch, and the problems of oil atomization and distribution in oil-gas lubrication and oil-mist lubrication are solved. The lubricating oil has the advantages of high lubricating efficiency, reliable operation, wide application range and the like, and can be widely applied to industries such as metallurgy, steel, papermaking and the like.

The lubricant oil filtered and the compressed air dried by the filtering are mixed at the oil-air mixer and discharged from an oil-air outlet of the oil-air mixer. The oil-gas mixture gradually forms oil-gas two-phase flow in the pipeline and is finally conveyed to a lubricating point. Most of the oil-gas mixers of the oil-gas lubrication system adopt a mode of pumping oil into an air passage, such as the oil-gas mixer in an OLA oil-gas lubrication system of SKF company in Germany. The existing oil-gas mixing distributor firstly distributes oil, then combines with gas to atomize, the atomized oil-gas is adhered on the surface of a thin tube through the thin tube, and the gas conveys the oil to a lubricating point.

The existing oil-gas mixing distributor has the following defects: 1. the processing technology is complex and requires high surface quality. 2. The service life reliability is low because the rubber valve is easy to wear out and lose efficacy, and the spring is easy to fatigue and lose efficacy. 3. It is mostly imported and has poor economical efficiency. 4. The oil amount is not distributed uniformly, and it is difficult to control the amount of the oil accurately.

Therefore, there is a need for a gas-oil mixing distributor which is simple in structure, easy to machine, practical, economical and breaks the foreign monopoly to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the oil-gas mixing distributor which is simple in structure, convenient to process, strong in practicability, good in economical efficiency and capable of breaking foreign monopoly.

In order to achieve the purpose, the oil-gas mixture distributor comprises a guide rod, a double-inlet pipe, an inner sleeve pipe, a middle sleeve pipe and an outer sleeve pipe, wherein the inner sleeve pipe is positioned in the middle sleeve pipe, the middle sleeve pipe is positioned in the outer sleeve pipe, the inner sleeve pipe and the middle sleeve pipe are both arranged in parallel with the outer sleeve pipe, the double-inlet pipe is vertically butted with the inner sleeve pipe, the middle sleeve pipe and the outer sleeve pipe simultaneously, the double-inlet pipe is provided with a containing cavity, the guide rod is arranged in the containing cavity and divides the containing cavity into an oil inlet cavity and an air inlet cavity, the front end and the rear end of the containing cavity are respectively provided with an oil inlet and an air inlet, the guide rod is provided with an oil inlet channel communicated with the oil inlet cavity, the oil inlet channel is also communicated with the inner sleeve pipe, the middle sleeve pipe is provided with an air inlet channel communicated with the air inlet cavity, and the air inlet channel is also communicated with the middle sleeve pipe, the interior sleeve pipe is equipped with first oil gas export, first oil gas export with the well sleeve pipe is linked together, the well sleeve pipe is equipped with the second oil gas export, first oil gas export with the second oil gas export is relative setting, the outer tube is equipped with a plurality of third oil gas exports, the outer tube still is equipped with high-pressure air inlet.

Compared with the prior art, the oil-gas mixing distributor divides the accommodating cavity of the double inlet pipe into the air inlet cavity and the oil inlet cavity by means of the guide rod, the guide rod is provided with the oil inlet channel, the oil inlet channel is communicated with the inner sleeve, and grease enters the oil inlet cavity, then reaches the inner sleeve through the oil inlet channel and is discharged from the first oil-gas outlet; because well sleeve pipe is equipped with the inlet channel who is linked together with the chamber of admitting air, high-pressure gas gets into behind the chamber of admitting air and gets into well sleeve pipe through inlet channel, high-pressure gas mixes with the grease at first oil gas outlet department and carries out first atomization, and go out and get into to the outer tube in from the second oil gas outlet, because the outer tube has the high-pressure air inlet that can let in high-pressure gas, carry out the secondary atomization with oil gas mixture under high-pressure gas's effect, make the grease atomizing more abundant, oil gas mixture after the secondary atomization is discharged from the third oil gas outlet. The oil-gas mixing distributor provided by the utility model atomizes the oil twice, and distributes the oil after sufficient atomization, so that the principle that the traditional oil-gas distributor firstly distributes the oil and then atomizes the oil is completely reversed, and the structure of the oil-gas mixing distributor provided by the utility model is greatly different from the traditional structure, so that the processing technology of the oil-gas distributor is simplified, the manufacturing cost is reduced, and the accuracy of oil distribution is improved.

Preferably, the oil-gas mixing distributor further comprises an oil inlet device for oil storage and automatic oil inlet, the oil inlet device is located in the oil inlet cavity, the oil inlet device comprises a one-way valve, a first elastic part, a sealing ring and a second elastic part, the second elastic part and the sealing ring are sequentially sleeved on the guide rod from bottom to top, the second elastic part is abutted between the sealing ring and the guide rod, the first elastic part is sleeved at the top end of the guide rod, the first elastic part is abutted between the guide rod and the one-way valve, and the one-way valve has a tendency of closing the oil inlet under the elastic action of the first elastic part.

Preferably, the seal ring is a Y-shaped seal ring, the first elastic member is a spring, and the second elastic member is a spring.

Preferably, when the one-way valve closes the oil inlet, a gap is formed between the one-way valve and the guide rod to open an inlet of the oil inlet channel; when the check valve opens the oil inlet, the check valve moves downward to block the inlet of the oil inlet channel.

Preferably, the guide rod is an inverted T-shaped pipe, and the oil inlet channel is arranged in an inverted T shape.

Preferably, a shaft shoulder structure is arranged at the top end of the guide rod, and the first elastic piece abuts against the shaft shoulder structure.

Preferably, the pipe wall of the inner sleeve is also provided with a plurality of through holes, and the through holes are communicated with the middle sleeve.

Preferably, the inner pipe wall of the inner pipe close to one end of the first oil and gas outlet is in an arc-shaped folded arrangement, the outer pipe wall of the inner pipe close to one end of the first oil and gas outlet is in an arc-shaped folded arrangement, and the inner pipe wall and the outer pipe wall form a chamfer guiding structure at the first oil and gas outlet.

Preferably, a flow guide inner wall is arranged on the outer sleeve pipe close to the third oil gas outlet, and the flow guide inner wall is located between the third oil gas outlet and the second oil gas outlet.

Preferably, the flow guide inner walls are arranged in a centrosymmetric manner with the center line of the outer sleeve, and the vertical distance between the flow guide inner walls and the center line is gradually increased along the direction in which the oil gas outlet points to the third oil gas outlet.

Drawings

FIG. 1 is a schematic front view of the oil and gas mixing distributor of the present invention.

Fig. 2 is a sectional view taken along section line a-a in fig. 1.

FIG. 3 is a front view of the outer casing of the air/fuel mixture distributor of the present invention.

FIG. 4 is a front view in cross-section of the outer casing of the air/fuel mixture distributor of the present invention.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 4, the oil-gas mixture distributor 100 of the present invention includes a guide rod 1, a double inlet pipe 2, an inner sleeve 3, a middle sleeve 4 and an outer sleeve 5. Interior sleeve pipe 3 is located well sleeve pipe 4, and well sleeve pipe 4 is located outer tube 5, and two advance pipe 2 simultaneously and interior sleeve pipe 3, well sleeve pipe 4 and outer tube 5 are the vertically butt joint, are the vertical butt joint with outer tube 5. Specifically, in the present embodiment, the outer sleeve 5 is disposed horizontally, and the double inlet pipe 2 is disposed vertically. Of course, in other embodiments, the outer sleeve 5 is vertically disposed and the double inlet pipe 2 is horizontally disposed according to the usage environment, so the disclosure is not limited thereto. It can be understood that the middle sleeve 4 and the inner sleeve 3 are arranged in parallel with the outer sleeve 5. The double inlet pipe 2 is provided with a receiving cavity 21, and the guide rod 1 is arranged in the receiving cavity 21 and divides the receiving cavity 21 into an oil inlet cavity 211 and an air inlet cavity 212. An oil inlet 213 and an air inlet 214 are respectively arranged at the front end and the rear end of the accommodating cavity 21, an oil inlet channel 11 communicated with the oil inlet cavity 211 is arranged on the guide rod 1, and the oil inlet channel 11 is also communicated with the inner sleeve 3. The lubrication and grease enters the inner jacket tube 3 through the oil inlet channel 11. The middle sleeve 4 is provided with an air inlet passage 42 communicated with the air inlet cavity 212, and the air inlet passage 42 is also communicated with the middle sleeve 4. After entering the air inlet cavity 212, the high-pressure air enters the middle sleeve 4 through the air inlet passage 42. The inner sleeve 3 is provided with a first oil gas outlet 31, the first oil gas outlet 31 is communicated with the middle sleeve 4, the middle sleeve 4 is provided with a second oil gas outlet 41, the first oil gas outlet 31 and the second oil gas outlet 41 are oppositely arranged, the outer sleeve 5 is provided with a plurality of third oil gas outlets 51, and the outer sleeve 5 is further provided with a high-pressure air inlet 214. Interior sleeve pipe 3's lubricating grease goes out back and well sleeve pipe 4's high-pressure gas mixture from first oil gas export 31 to will moisten and carry out first atomization with the grease, because first oil gas export 31 is just to setting up with second oil gas export 41, the oil gas mixture body after first atomization goes out the back from second oil gas export 41 and gets into to outer tube 5 in, outer tube 5 lets in high-pressure gas, high-pressure gas atomizes the oil gas mixture body more abundant, and carry certain kinetic energy with the grease after atomizing from third oil gas export 51 output. It will be appreciated that the third oil and gas outlet 51 is adapted to be connected to a delivery conduit through which it is delivered to the corresponding lubrication point. More specifically, the following:

please continue to refer to fig. 1, further comprising an oil feeding device 6 for oil storage and automatic oil feeding. The oil inlet device 6 is located in the oil inlet cavity 211, and the oil inlet device 6 comprises a one-way valve 61, a first elastic member 62, a sealing ring 63 and a second elastic member 64. The second elastic part 64 and the sealing ring 63 are sequentially sleeved on the guide rod 1 from bottom to top, the second elastic part 64 is abutted between the sealing ring 63 and the guide rod 1, the first elastic part 62 is sleeved on the top end of the guide rod 1, the first elastic part 62 is abutted between the guide rod 1 and the one-way valve 61, and the one-way valve 61 has a tendency of closing the oil inlet 213 under the elastic action of the first elastic part 62. For example, when the check valve 61 closes the oil inlet 213, a gap is formed between the check valve 61 and the guide rod 1 to open the inlet 111 of the oil inlet channel 11; when the check valve 61 opens the oil inlet 213, the check valve 61 moves downward to block the inlet 111 of the oil inlet passage 11. When the oil inlet device 6 is filled with oil, the check valve 61 moves downwards under the oil pressure of lubricating grease to open the oil inlet 213, the lubricating grease enters the oil inlet cavity 211 from the oil inlet 213, the sealing ring 63 moves downwards and presses the second elastic member 64 to compress under the action of the oil pressure, after the oil inlet is stopped, the check valve 61 moves upwards under the action of the first elastic member 62 to close the oil inlet 213, the grease is stored above the sealing ring 63 after the check valve 61 closes the oil inlet 213, a gap is simultaneously opened between the check valve 61 and the guide rod 1 after the check valve 61 closes the oil inlet 213, the inlet 111 of the oil inlet channel 11 of the guide rod 1 is opened, the grease enters the inner sleeve 3 from the inlet 111, and meanwhile, the sealing ring 63 moves upwards and resets under the elastic action of the second elastic member 64. Specifically, in the present embodiment, the seal ring 63 is a Y-shaped seal ring 63, but not limited thereto. The first elastic element 62 is a spring, but not limited thereto. The second elastic member 64 is a spring, but not limited thereto. Therefore, the opening and closing of the check valve 61 also plays a role of quantitatively supplying oil by the oil inlet device 6. Preferably, the guide rod 1 is an inverted T-shaped pipe, and the oil inlet channel 11 is arranged in an inverted T shape. It will be appreciated that the guide rod 1 comprises a vertical rod 12 and a horizontal circular plate 13, the inlet 111 of the oil inlet channel 11 being located at the top of the vertical rod 12 and the outlet 112 of the oil inlet channel 11 being located at the end of the horizontal circular plate 13. It will be appreciated that the outlet 112 is in communication with the inner sleeve 3. Preferably, the horizontal circular plate 13 is located at the middle of the receiving cavity 21 to divide the receiving cavity 21 into the oil inlet cavity 211 and the air inlet cavity 212. The top end of the guide rod 1 is provided with a shaft shoulder structure 14, and the first elastic element 62 abuts against the shaft shoulder structure 14. Specifically, the shoulder structure 14 is disposed on top of the vertical rod 12.

Referring to fig. 1, the inner tube 3 is further provided with a plurality of through holes 32 on the wall thereof, and the through holes 32 are communicated with the middle tube 4. After the high-pressure gas enters the middle sleeve 4 through the through holes 32, a part of the high-pressure gas enters the inner sleeve 3 through the through holes 32 to be mixed with the grease, so that the grease is chopped, and the fluidity of the grease is improved.

With reference to fig. 1, the inner tube wall 33 of the inner tube 3 near the first oil and gas outlet 31 is curved to increase the pressure of the lubricant at the first oil and gas outlet 31 for atomization; the outer pipe wall 34 of the inner sleeve 3 close to one end of the first oil gas outlet 31 is in an arc-shaped furling arrangement, and because the inner sleeve 3 is positioned in the middle sleeve 4, high-pressure gas enters from the gas inlet channel 42 and then reaches the first oil gas outlet 31 along the outer pipe wall 34 of the inner sleeve 3, so that the high-pressure gas reaches the first oil gas outlet 31 and can atomize grease of the first oil gas outlet 31, and the kinetic energy of the high-pressure gas can be used for outputting an oil gas mixture from the second oil gas outlet 41 of the middle sleeve 4. The inner pipe wall 33 and the outer pipe wall 34 form a chamfer guide structure 35 at the first oil gas outlet 31. By means of the chamfer guide structure 35, the flow of grease from the first oil and gas outlet 31 is facilitated.

Referring to fig. 1 and 4, the outer sleeve 5 is provided with a flow guiding inner wall 53 near the third oil gas outlet 51, and the flow guiding inner wall 53 is located between the third oil gas outlet 51 and the second oil gas outlet 41. By means of the flow guide inner wall 53, the atomized oil-gas mixture is discharged from the third oil-gas outlet 51 along the flow guide inner wall 53 by the high-pressure gas, and the discharge of the oil-gas mixture is accelerated. Specifically, in the present embodiment, the number of the flow guiding inner walls 53 is four, and the flow guiding inner walls 53 are arranged in a central symmetry manner around the center line of the outer sleeve 5. It will be appreciated that the number of deflector inner walls 53 corresponds to the number of third oil and gas outlets 51. Of course, in other embodiments, the number of the third oil gas outlets 51 and the number of the inner diversion walls 53 are respectively three, five or six, and thus the utility model is not limited thereto. Preferably, the vertical distance D between the inner diversion wall 53 and the center line in the direction that the second oil gas outlet 41 points to the third oil gas outlet 51 is gradually increased, so that the oil gas mixture is slowly guided to the third oil gas outlet 51. More specifically, the deflector inner walls 53 converge into a peaked configuration 54 proximate the oil and gas outlet 112. With the peaked structure 54, rapid flow splitting is effectively achieved.

The operation of the oil-gas mixture distributor 100 of the present invention will be explained with reference to the accompanying drawings: grease enters the oil inlet cavity 211 from the oil inlet 213 and enters the inner sleeve 3 from the oil inlet channel 11; high-pressure gas enters the air inlet cavity 212 from the air inlet 214 and enters the middle sleeve 4 through the air inlet channel 42, the high-pressure gas flows to the first oil-gas outlet 31 along the inner wall of the inner sleeve 3 to be atomized and mixed with oil gas coming out, the formed oil-gas mixture goes out from the second oil-gas outlet 41 and enters the outer sleeve 5, the outer sleeve 5 is filled with the high-pressure gas, secondary atomization of the oil-gas mixture is achieved, atomization is more sufficient, the high-pressure gas carries certain kinetic energy to rapidly discharge the oil-gas mixture from the second oil-gas outlet 41 to the third oil-gas outlet 51 along the flow guide inner wall 53, and the third oil-gas outlet 51 conveys the oil-gas mixture which is atomized fully to each lubricating point through a conveying pipeline.

Compared with the prior art, the oil-gas mixing distributor 100 divides the accommodating cavity 21 of the double inlet pipe 2 into the air inlet cavity 212 and the oil inlet cavity 211 by the guide rod 1, the guide rod 1 is provided with the oil inlet channel 11, the oil inlet channel 11 is communicated with the inner sleeve 3, and grease enters the oil inlet cavity 211, then reaches the inner sleeve 3 through the oil inlet channel 11 and then flows out from the first oil-gas outlet 31; because well sleeve pipe 4 is equipped with the inlet channel 42 that is linked together with the chamber 212 that admits air, high-pressure gas gets into behind the chamber 212 that admits air and gets into well sleeve pipe 4 through inlet channel 42, high-pressure gas mixes with the grease in first oil gas export 31 department and carries out first atomizing, and go out and get into to outer tube 5 from second oil gas export 41, because outer tube 5 has high-pressure air inlet 214 that can let in high-pressure gas, carry out the secondary atomization with oil gas mixture under high-pressure gas's effect, make the grease atomizing more abundant, oil gas mixture after the secondary atomization discharges from third oil gas export 51. Therefore, the oil-gas mixing distributor 100 of the utility model atomizes the grease twice, and distributes the grease after sufficient atomization, thereby thoroughly reversing the principle that the traditional oil-gas distributor firstly distributes the grease and then atomizes the grease, and the structure of the oil-gas mixing distributor 100 of the utility model is greatly different from the traditional structure, thereby simplifying the processing technology of the oil-gas distributor, reducing the manufacturing cost, and improving the accuracy of oil distribution.

The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the utility model, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the utility model.

Claims

1. An oil-gas mixture distributor is characterized by comprising a guide rod, a double-inlet pipe, an inner pipe, a middle pipe and an outer pipe, wherein the inner pipe is positioned in the middle pipe, the middle pipe is positioned in the outer pipe, the inner pipe and the middle pipe are arranged in parallel with the outer pipe, the double-inlet pipe is vertically butted with the inner pipe, the middle pipe and the outer pipe, the double-inlet pipe is provided with a containing cavity, the guide rod is arranged in the containing cavity and divides the containing cavity into an oil inlet cavity and an air inlet cavity, the front end and the rear end of the containing cavity are respectively provided with an oil inlet and an air inlet, the guide rod is provided with an oil inlet channel communicated with the oil inlet cavity, the oil inlet channel is also communicated with the inner pipe, the middle pipe is provided with an air inlet channel communicated with the air inlet cavity, and the air inlet channel is also communicated with the middle pipe, the interior sleeve pipe is equipped with first oil gas export, first oil gas export with the well sleeve pipe is linked together, the well sleeve pipe is equipped with the second oil gas export, first oil gas export with the second oil gas export is relative setting, the outer tube is equipped with a plurality of third oil gas exports, the outer tube still is equipped with high-pressure air inlet.

2. The oil-gas mixing distributor according to claim 1, further comprising an oil feeding device for oil storage and automatic oil feeding, wherein the oil feeding device is located in the oil feeding cavity and comprises a one-way valve, a first elastic part, a sealing ring and a second elastic part, the second elastic part and the sealing ring are sequentially sleeved on the guide rod from bottom to top, the second elastic part abuts against between the sealing ring and the guide rod, the first elastic part is sleeved on the top end of the guide rod, the first elastic part abuts against between the guide rod and the one-way valve, and the one-way valve constantly has a tendency of closing the oil inlet under the elastic action of the first elastic part.

3. The air and fuel mixture distributor as in claim 2, wherein said seal ring is a Y-shaped seal ring, said first resilient member is a spring, and said second resilient member is a spring.

4. The air-fuel mixture distributor as claimed in claim 2, wherein when the check valve closes the oil inlet, a gap is provided between the check valve and the guide rod to open the inlet of the oil inlet passage; when the one-way valve opens the oil inlet, the one-way valve moves downwards to block the inlet of the oil inlet channel.

5. The air-fuel mixture distributor as defined in claim 1 or 2, wherein the guide rod is an inverted T-shaped pipe, and the oil inlet passage is provided in an inverted T shape.

6. The air and fuel mixture distributor as defined in claim 2 wherein said guide rod has a shoulder structure at a top end thereof, said first resilient member abutting said shoulder structure.

7. The oil-gas mixture distributor according to claim 1, wherein the wall of the inner casing is further provided with a plurality of through holes, and the through holes are communicated with the middle casing.

8. The air-fuel mixture distributor as defined in claim 1, wherein the inner wall of the inner casing near the first air outlet is curved and folded, the outer wall of the inner casing near the first air outlet is curved and folded, and the inner wall and the outer wall form a chamfer guide structure at the first air outlet.

9. The air-fuel mixture distributor of claim 1, wherein the outer casing is provided with a flow guide inner wall proximate the third air-fuel outlet, the flow guide inner wall being located between the third air-fuel outlet and the second air-fuel outlet.

10. The air-fuel mixture distributor of claim 9, wherein the inner flow guide wall is disposed in a central symmetry about a center line of the outer sleeve, and the inner flow guide wall is disposed in a direction toward the third air-fuel outlet along the air-fuel outlet such that a vertical distance from the center line is gradually increased.