CN210890997U - Novel sealing oil injector - Google Patents
Novel sealing oil injector Download PDFInfo
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- CN210890997U CN210890997U CN201922072017.9U CN201922072017U CN210890997U CN 210890997 U CN210890997 U CN 210890997U CN 201922072017 U CN201922072017 U CN 201922072017U CN 210890997 U CN210890997 U CN 210890997U
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- nozzle
- oil
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- diffusion tube
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Abstract
The utility model discloses a novel sealed oil shooter, including the nozzle, the nozzle-hole has been seted up to one side of nozzle, and the opposite side of nozzle is provided with the oil inlet, and the inside of nozzle is provided with the mixing chamber, and one side of nozzle is provided with the diffusion tube, and the diffusion tube comprises connecting piece and connector, and connector fixed connection is in the inside of diffusion tube, and connecting piece fixed connection is in the outside of diffusion tube, and one side of diffusion tube is provided with the intercommunication mouth, and one side of intercommunication mouth is provided with the circulation room. The spray angle of the nozzle is increased from 40 degrees to 44 degrees, the diameter of the nozzle hole is increased from 5.5mm to 7.5mm, the length of the nozzle is shortened from 68mm to 66.5mm, the spray angle of the nozzle and the diameter of the nozzle hole can be increased, a power oil source can be increased, the length of the nozzle can be properly shortened, a mixing space can be increased, the output of an oil ejector is improved, part of main engine lubricating oil return oil is brought into a communication port of a diffusion pipe, is discharged from a spray port at a certain pressure after being decelerated and boosted, and is supplied to oil for the empty side of a sealing bush.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, especially, relate to a novel sealed oil jet ware.
Background
The oil injector is used for replacing an air-side alternating-current sealing oil pump to operate when a unit operates so as to save service power, generally comprises a nozzle filter screen, a diffuser pipe, an oil inlet pipe and the like, and is arranged in front of an inlet of a main oil pump. After the pressure oil is sprayed out at high speed through the nozzle, vacuum is formed at the nozzle, and the oil in the oil tank is brought into the diffusion tube to be decelerated and boosted by utilizing the entrainment effect of the free jet flow and then is discharged at a certain pressure. The inlet of the main oil pump has certain pressure, and the working reliability of the main oil pump is improved.
The in-process that current sealed oil shooter was used, after the unit was thrown into operation, there was not enough to exert an effect when sealed oil shooter was put into operation, and outlet pressure is low (can not reach rule requirement 0.6MPA), and pressure unstability, undulant great scheduling problem leads to long-term out of service, exchanges sealed oil pump long-term operation by the air side, causes the waste of station service power, consequently, need to design a novel sealed oil shooter to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a novel sealing oil injector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel sealed oil shooter, includes the nozzle, the nozzle bore has been seted up to one side of nozzle, the opposite side of nozzle is provided with the oil inlet, the inside of nozzle is provided with the mixing chamber.
Furthermore, a diffusion pipe is arranged on one side of the nozzle and consists of a connecting piece and a connecting body.
Further, the connecting body is fixedly connected to the inside of the diffusion tube, and the connecting piece is fixedly connected to the outside of the diffusion tube.
Furthermore, one side of the diffusion pipe is provided with a communication port, one side of the communication port is provided with a circulation chamber, and the circulation chamber is located in the middle of the diffusion pipe.
Further, an end of the nozzle hole on the nozzle side is provided on the side of the communication port of the diffuser pipe.
Furthermore, one side of the diffusion pipe is provided with a jet orifice, and through holes are formed in the connecting piece.
The utility model has the advantages that:
1. through the nozzle and the nozzle hole, the injection angle of the nozzle is increased to 44 degrees from the original 40 degrees, the diameter of the nozzle hole is increased to 7.5mm from the original 5.5mm, the length of the nozzle is shortened to 66.5mm from the original 68mm, the power oil source can be increased by increasing the injection angle of the nozzle and the diameter of the nozzle hole, the mixing space can be increased by appropriately shortening the length of the nozzle, and the output of an oil ejector is improved.
2. After the lubricating oil is sprayed out from the nozzle at high speed through the nozzle and the diffusion pipe, vacuum is formed at the nozzle hole, partial main engine lubricating oil return oil is brought into a communication port of the diffusion pipe by utilizing the entrainment effect of free jet flow, is discharged from a spray port at a certain pressure after being decelerated and boosted, and is supplied to oil for the air side of the sealing bush.
3. Through the arranged nozzle, the nozzle of the sealing oil injector is improved, the outlet pressure reaches 1.0MPA during operation, the stable fluctuation is small, the design output requirement of the alternating-current sealing oil pump is met, the operation of the air-side alternating-current sealing oil pump (5.5 kilowatts) can be completely replaced during the operation of the unit, and the service power is saved.
Drawings
Fig. 1 is a schematic view of a nozzle structure of a novel sealing oil injector according to the present invention;
fig. 2 is a cross-sectional view of a nozzle of a novel sealing oil injector according to the present invention;
fig. 3 is a schematic view of a diffuser structure of the novel sealing oil injector according to the present invention.
In the figure: 1 nozzle, 2 nozzle holes, 3 connecting bodies, 4 through holes, 5 jet orifices, 6 communication ports, 7 circulation chambers, 8 diffusion pipes, 9 oil inlets, 10 mixing chambers and 11 connecting pieces.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, a novel sealing oil injector comprises a nozzle 1, a nozzle hole 2 is formed in one side of the nozzle 1, an oil inlet 9 is formed in the other side of the nozzle 1, a mixing chamber 10 is arranged inside the nozzle 1, high-pressure speed-regulating oil is used as a power oil source and enters from the oil inlet 9, the high-pressure speed-regulating oil is sprayed out from the nozzle hole 2 of the nozzle 1 through the mixing chamber 10 at a high speed, vacuum is formed at the nozzle hole 2, and partial main engine lubricating oil return oil is brought into a diffusion pipe 8 by utilizing the entrainment effect of free jet flow.
Furthermore, a diffusion pipe 8 is arranged on one side of the nozzle 1, the diffusion pipe 8 is composed of a connecting piece 11 and a connecting body 3, part of main engine lubricating oil return oil is brought into a communication port 6 of the diffusion pipe 8, is discharged from a jet orifice 5 at a certain pressure after being decelerated and pressurized, and is supplied to oil for the air side of a sealing bush, the jet angle of the nozzle 1 is increased to 44 degrees from original 40 degrees, the diameter of the nozzle hole 2 is increased to 7.5mm from original 5.5mm, the length of the nozzle 1 is shortened to 66.5mm from original 68mm, the jet angle of the nozzle 1 is enlarged, the diameter of the nozzle hole 2 can increase a power oil source, and the length of the nozzle 1 is appropriately shortened to increase a mixing.
Furthermore, the connector 3 is fixedly connected inside the diffusion pipe 8, the connecting piece 11 is fixedly connected outside the diffusion pipe 8, and the main engine lubricating oil is returned and brought into the diffusion pipe 8 to supply oil for the empty side of the sealing bush.
Furthermore, a communication port 6 is arranged on one side of the diffusion pipe 8, a circulation chamber 7 is arranged on one side of the communication port 6, the circulation chamber 7 is located in the middle of the diffusion pipe 8, and the main engine lubricating oil return oil is brought into the diffusion pipe 8, passes through the circulation chamber 7 and is discharged from the injection port 5.
Furthermore, the end part of the nozzle hole 2 on one side of the nozzle 1 is arranged on one side of the communication port 6 of the diffusion pipe 8, the diameter of the nozzle hole 2 can increase a power oil source, the length of the nozzle 1 is properly shortened to increase a mixing space, the outlet pressure of the sealing oil sprayer nozzle 1 is up to 1.0MPA during operation after improvement, the stable fluctuation is small, the design output requirement of an alternating-current sealing oil pump is met, the air-side alternating-current sealing oil pump (5.5 kilowatts) can be completely replaced during operation of the unit, and the service power is saved.
Furthermore, one side of the diffusion pipe 8 is provided with a jet orifice 5, through holes 4 are formed in the connecting piece 11, and lubricating oil passes through the through holes 4 and a circulation chamber 7 in the diffusion pipe 8 and is discharged from the jet orifice 5.
The working principle is as follows: when in use, high-pressure speed-regulating oil is used as a power oil source, is sprayed out at a high speed through a nozzle 1, forms vacuum at a nozzle hole 2, utilizes the entrainment effect of free jet flow, brings part of main engine lubricating oil return oil into a communication port 6 of a diffusion pipe 8, is discharged from a spray opening 5 at a certain pressure after speed reduction and pressure rise, and supplies oil for the empty side of a sealing bush, through redesign calculation, the spray angle of the nozzle 1 is increased to 44 degrees from the original 40 degrees, the diameter of the nozzle hole 2 is increased to 7.5mm from the original 5.5mm, the length of the nozzle 1 is shortened to 66.5mm from the original 68mm, the spray angle of the nozzle 1 is enlarged, the diameter of the nozzle hole 2 can increase the power oil source, the length of the nozzle 1 can be properly shortened to increase the mixing space and improve the oil ejector power, after the nozzle 1 of the sealing oil ejector is improved, the outlet pressure reaches 1.0MPA during operation, the stable fluctuation is small, the design output requirement of an alternating-current sealing oil pump is met, and the auxiliary power is saved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel sealed oil shooter, includes nozzle (1), its characterized in that, nozzle hole (2) have been seted up to one side of nozzle (1), the opposite side of nozzle (1) is provided with oil inlet (9), the inside of nozzle (1) is provided with mixing chamber (10).
2. The new sealed oil injector according to claim 1, characterized in that a diffuser (8) is arranged on one side of the nozzle (1), and the diffuser (8) is composed of a connecting piece (11) and a connecting body (3).
3. The new sealed oil injector according to claim 2, characterized in that the connecting body (3) is fixedly connected inside the diffuser pipe (8), and the connecting piece (11) is fixedly connected outside the diffuser pipe (8).
4. The novel sealing oil injector according to claim 2, characterized in that a communication port (6) is arranged on one side of the diffuser pipe (8), a circulation chamber (7) is arranged on one side of the communication port (6), and the circulation chamber (7) is located in the middle of the diffuser pipe (8).
5. A new type of sealed oil injector according to claim 2, characterized in that the end of the nozzle hole (2) on the side of the nozzle (1) is placed on the side of the communication opening (6) of the diffuser pipe (8).
6. The novel sealing oil injector as claimed in claim 2, characterized in that one side of the diffuser pipe (8) is provided with a jet orifice (5), and the connecting piece (11) is internally provided with a through hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922072017.9U CN210890997U (en) | 2019-11-27 | 2019-11-27 | Novel sealing oil injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922072017.9U CN210890997U (en) | 2019-11-27 | 2019-11-27 | Novel sealing oil injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210890997U true CN210890997U (en) | 2020-06-30 |
Family
ID=71324573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922072017.9U Active CN210890997U (en) | 2019-11-27 | 2019-11-27 | Novel sealing oil injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210890997U (en) |
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2019
- 2019-11-27 CN CN201922072017.9U patent/CN210890997U/en active Active
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