CN220151853U - High integration is defoaming ware and has reduction box of defoaming ware for reduction box - Google Patents
High integration is defoaming ware and has reduction box of defoaming ware for reduction box Download PDFInfo
- Publication number
- CN220151853U CN220151853U CN202321606268.0U CN202321606268U CN220151853U CN 220151853 U CN220151853 U CN 220151853U CN 202321606268 U CN202321606268 U CN 202321606268U CN 220151853 U CN220151853 U CN 220151853U
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- China
- Prior art keywords
- hole
- defoamer
- oil
- reduction gearbox
- rotating shaft
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- 230000010354 integration Effects 0.000 title claims description 5
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 239000013530 defoamer Substances 0.000 claims description 30
- 238000002347 injection Methods 0.000 claims description 27
- 239000007924 injection Substances 0.000 claims description 27
- 238000007599 discharging Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 47
- 239000010687 lubricating oil Substances 0.000 description 29
- 230000000694 effects Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a defoaming device for a highly integrated reduction gearbox, which comprises a main body, wherein the main body is a rotary horn-shaped thin-wall shell, two ends of the main body are respectively connected with a spraying device and a supporting bearing of a rotating shaft, round sieve holes are uniformly formed in the surface of the main body, the diameter of each sieve hole is 1.5mm, a plurality of notches are formed in the rear end of the main body, and the ends of the notches are connected with the rotating shaft through the bearing.
Description
Technical Field
The utility model relates to the technical field of lubricating oil defoaming, in particular to a highly integrated defoamer for a reduction gearbox and the reduction gearbox with the defoamer.
Background
A highly integrated reduction gearbox for a certain type of gas turbine adopts a lubrication mode that a blind hole with a certain depth is formed in the axial direction of a rotating shaft, an oil guide hole is formed in the radial direction of the blind hole, and lubricating oil is thrown out from the oil guide hole by virtue of centrifugal force generated when the rotating shaft works. When the lubrication mode works, the oil outlet amount of the oil guide hole is required to be far smaller than the oil inlet amount of the blind hole, namely, the blind hole is kept in a state of being filled with lubricating oil in a working state.
When the lubricating oil in the injection device is injected to the oil surface of the blind hole, the oil surface of the blind hole is impacted by cylindrical lubricating oil, the oil surface forms a concave surface, surrounding air is flushed into the concave surface, the oil column continues to go deep, the air is brought into the lubricating oil, bubbles are formed when the oil surface of the blind hole is closed, the bubbles overflow the oil surface, and the bubbles are thrown out under the centrifugal force effect generated by the rotating shaft. Because of lack of defoaming measures, the thrown bubbles are collected and limited by the integrated reduction gearbox structure, and the distance between the outlet of the jet hole of the jet device and the blind hole of the rotating shaft is short. Under the condition that defoaming measures are not taken, excessive bubbles are gathered at the orifice of the blind hole, so that the lubricating oil spraying effect of the spraying device can be influenced, and the lubricating effect of rotating parts such as bearings and gears is adversely affected. The common measures for eliminating the bubbles are a chemical method and a physical method, and for a gas turbine, the chemical method has little effect on eliminating the bubbles and is high in price, so that the physical method is an economic and effective measure for eliminating the bubbles.
Disclosure of Invention
The utility model aims to provide a highly integrated defoamer for a reduction gearbox and the reduction gearbox with the defoamer, which reduce the number of bubbles of lubricating oil in the reduction gearbox and ensure the lubrication quality.
The utility model provides the following technical scheme: the utility model provides a high integration is defoaming ware for reducing gear box, includes the main part, the main part is the thin wall casing of rotary loudspeaker shape, the both ends of main part are connected with the support bearing of injection apparatus and rotation axis respectively, circular sieve mesh has evenly been seted up on the surface of main part, the sieve mesh diameter is 1.5mm.
In some embodiments, the rear end of the main body is provided with a plurality of notches, the end parts of the notches are propped against the surface of the outer ring of the support bearing, the rear end is easier to deform by utilizing the notches, and the rear end of the shell pushes the front end to be completely abutted against the spraying device under the compression of the support bearing, so that the defoamer is fixed between the support bearing and the spraying device, and the defoamer is always kept in a static state during working.
In some embodiments, the surface of the main body is further provided with an oil drain hole, the oil drain hole is formed on the side of the main body near the front end, and the drain Kong Zengda is used for draining the lubricating oil of the defoamer.
Preferably, the diameter of the oil drain hole is 15mm.
The utility model also provides the following technical scheme: the reduction gearbox with the defoamer comprises the reduction gearbox body, and further comprises the reduction gearbox body, wherein the spraying device is embedded into one end of the reduction gearbox body, the other end of the reduction gearbox body is connected with the rotating shaft, the defoamer is connected between the spraying device and the rotating shaft, a blind hole is formed in the end face, close to the defoamer, of the rotating shaft, the blind hole is communicated with the space outside the rotating shaft, an oil collecting hole is formed in the reduction gearbox body, the oil collecting hole is located below the defoamer, the opening direction of the oil discharging hole is downward and above the oil collecting hole, bubbles are enabled to collide with the inner wall of the defoamer at a certain initial speed through rotation of the rotating shaft, the bubbles are converted into dropwise lubricating oil and small bubbles, the bubbles in the blind hole are reduced, influence of the bubbles on the lubricating oil sprayed by the spraying device is reduced, and the lubricating effect on rotating parts in the reduction gearbox is further guaranteed.
In some embodiments, the shaft shoulder is formed on the rotating shaft, the supporting bearing is fixed on the shaft shoulder, the groove is formed on the inner wall of the reduction gearbox body, the supporting bearing is embedded between the groove and the rotating shaft, the supporting bearing is completely fixed between the groove and the shaft shoulder, and the supporting bearing is fixed by utilizing the cooperation of the rotating shaft and the reduction gearbox body, so that the supporting bearing is convenient to install.
In some embodiments, the blind hole is radially provided with an oil guide hole and an oil guide hole, the oil guide hole and the oil guide hole are communicated with a space outside the rotating shaft through the support bearing, and the rotating shaft rotates to enable lubricating oil in the blind hole to flow into the reduction gearbox body along the oil guide hole and the oil guide hole under the action of centrifugal force to lubricate the rotating part in the reduction gearbox body.
In some embodiments, the injection device comprises a base, an injection column is formed at one end of the base, an injection hole is formed in the injection column, the injection hole and the blind hole are located on the same central line, and the injection hole and the blind hole on the same central line are utilized, so that the distance between the injection hole and the blind hole is shortened, and the loss of lubricating oil is reduced.
Compared with the prior art, the utility model has the following beneficial effects: through setting up the defoamer that has the sieve mesh, utilize the rotation of rotation axis, make the bubble collide to on the defoamer inner wall under certain speed, turn into the lubricating oil of antidrip and the tiny bubble flow out from the sieve mesh with the bubble, reduced the quantity of bubble, avoid appearing the condition of bubble gathering.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of the overall structure of the defoamer of the present utility model;
FIG. 2 is a top view of the defoamer of the present utility model;
FIG. 3 is a state diagram of the use of the defoamer of the present utility model;
in the figure: 1. a sieve pore; 2. a main body; 3. a notch; 4. an oil drain hole; 5. a spraying device; 51. a base; 52. a spray column; 6. a reduction gearbox body; 61. a groove; 8. a support bearing; 9. a blind hole; 10. a rotation shaft; 101. a shaft shoulder; 11. an oil guide hole; 12. an oil guiding hole; 13. an oil collecting hole; 14. and an injection hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1, the present utility model provides the following technical solutions: the utility model provides a high integration is defoaming ware for reducing gear box, including main part 2, main part 2 is the thin wall casing of rotary loudspeaker shape, the both ends of main part 2 are connected with the supporting bearing 8 of injection apparatus 5 and rotation axis 10 respectively, sieve mesh 1 has evenly been seted up on the surface of main part 2, sieve mesh 1 is the circular hole of diameter 1.5mm, the bubble is applyed certain initial velocity by rotation axis 10 under rotation axis 10, the bubble can strike on the defoaming ware main part 2 fast, the moment of bubble striking, the bubble produces the vacuole separation and changes into drip lubricating oil and tiny bubble, lubricating oil can flow out to reducing gear box 6 along circular sieve mesh 1, realize the elimination to the bubble, turn into drip lubricating oil and tiny bubble with the bubble, reduce the bubble in the rotation axis 10 blind hole 9, reduce the influence of bubble to the lubricating oil that injection apparatus jetted.
As shown in fig. 2, a notch 3 is formed at the rear end of the main body 2, the notch 3 makes the rear end more easily deformed, the end of the notch 3 abuts against the surface of the outer ring of the support bearing 8, the front end is attached to the spraying device 5 by extrusion of the support bearing 8, and meanwhile, the main body 2 is fixed between the spraying device 5 and the support bearing 8, so that the main body 2 is always in a static state.
The surface of the main body 2 is also provided with an oil drain hole 4, the oil drain hole 4 is arranged on the side, close to the front end, of the main body 2, the discharge amount of the defoamer to lubricating oil is increased through the oil drain hole 4, and when more lubricating oil exists, the lubricating oil can be discharged into the reduction gearbox 6 through the oil drain hole 4.
Preferably, the oil drain hole 4 is a circular hole with a diameter of 15mm.
As shown in fig. 3, the present utility model further provides a technical solution: the reduction gearbox with the defoamer comprises the reduction gearbox body 6, wherein the injection device 5 is embedded into one end of the reduction gearbox body 6, the rotating shaft 10 is connected to the other end of the reduction gearbox body 6, the defoamer is connected between the injection device 5 and the rotating shaft 10, the blind hole 9 is formed in the end face, close to the defoamer, of the rotating shaft 10, the blind hole 9 is communicated with the space outside the rotating shaft 10, the oil collecting hole 13 is formed in the reduction gearbox body 6, the oil collecting hole 13 is located below the defoamer, the opening direction of the oil drain hole 4 is downward and above the oil collecting hole 13, bubbles are enabled to have a certain initial speed under the action of centrifugal force through rotation of the rotating shaft 10, the impact speed between the bubbles and the defoamer is accelerated, the bubbles are enabled to be broken into drip-shaped lubricating oil and small bubbles, the lubricating oil flows out of the sieve holes 1 of the reduction gearbox body 6, and the lubricating oil can further flow into the oil collecting hole 13 of the reduction gearbox body 6 through the sieve holes 1 and the oil drain hole 4, and the lubricating oil is recovered.
The bearing shoulder 101 is formed on the rotating shaft 10, the supporting bearing 8 is fixed on the bearing shoulder 101, the groove 61 is formed on the inner wall of the reduction gearbox body 6, the supporting bearing 8 is embedded between the groove 61 and the rotating shaft 10, and the supporting bearing 8 is fixed between the groove 61 and the bearing shoulder 101 by utilizing the cooperation of the reduction gearbox body 6 and the rotating shaft 10, so that the supporting bearing 8 is conveniently fixed.
The radial direction of the blind hole 9 is provided with an oil guide hole 11 and an oil guide hole 12, the oil guide hole 11 and the oil guide hole 12 penetrate through the support bearing 8 and are communicated with the space outside the rotating shaft 10, the radial direction of the blind hole 9 is provided with the oil guide hole 11 and the oil guide hole 12, so that the blind hole 9 is communicated with the support bearing 8, and lubricating oil can enter the space outside the rotating shaft 10 along the oil guide hole 11 and the oil guide hole 12 under the action of centrifugal force, so that other rotating parts in the reduction gearbox 6 are lubricated.
The injection device 5 comprises a base 51, an injection column 52 is formed at one end of the base 51, an injection hole 14 is formed in the injection column 52, the injection hole 14 and the blind hole 9 are arranged on the same central line, the distance between the injection hole 14 and the blind hole 9 is shortened, the loss of lubricating oil is reduced, the injection pressure of the lubricating oil is ensured, and a sufficient amount of lubricating oil is arranged in the blind hole 9.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a high integration reduction box is with defoaming ware, includes main part, its characterized in that: the main part is the thin wall casing of rotary loudspeaker shape, the both ends of main part are connected with the support bearing of injection apparatus and rotation axis respectively, circular sieve mesh has evenly been seted up on the surface of main part, the sieve mesh diameter is 1.5mm.
2. The defoamer for highly integrated reduction gearbox of claim 1, wherein: the rear end of the main body is provided with a plurality of notches, and the end parts of the notches are propped against the surface of the outer ring of the support bearing.
3. The defoamer for highly integrated reduction gearbox of claim 1, wherein: the surface of the main body is also provided with an oil drain hole which is arranged on the side of the main body, which is close to the front end.
4. A highly integrated reduction gearbox defoamer as claimed in claim 3, wherein: the diameter of the oil drain hole is 15mm.
5. Reduction gearbox with defoamer, its characterized in that: the defoaming device for the highly integrated speed reduction box comprises any one of claims 1 to 4, and further comprises a speed reduction box body, wherein one end of the speed reduction box body is embedded with a spraying device, the other end of the speed reduction box body is connected with a rotating shaft, the defoaming device is connected between the spraying device and the rotating shaft, a blind hole is formed in the end face, close to the defoaming device, of the rotating shaft, the blind hole is communicated with a space outside the rotating shaft, an oil collecting hole is formed in the speed reduction box body, the oil collecting hole is located below the defoaming device, and the opening direction of the oil discharging hole faces downwards and is located above the oil collecting hole.
6. The reduction gearbox with a defoamer of claim 5, wherein: the rotary shaft is provided with a shaft shoulder in a forming mode, the shaft shoulder is fixedly provided with a supporting bearing, the inner wall of the reduction gearbox body is provided with a groove in a forming mode, and the supporting bearing is embedded between the groove and the rotary shaft.
7. The reduction gearbox with a defoamer of claim 6, wherein: the blind hole is radially provided with an oil guide hole and an oil guide hole, and the oil guide hole are communicated with the space outside the rotating shaft through the support bearing.
8. The reduction gearbox with a defoamer of claim 5, wherein: the injection device comprises a base, an injection column is formed at one end of the base, an injection hole is formed in the injection column, and the injection hole and the blind hole are located on the same central line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606268.0U CN220151853U (en) | 2023-06-21 | 2023-06-21 | High integration is defoaming ware and has reduction box of defoaming ware for reduction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321606268.0U CN220151853U (en) | 2023-06-21 | 2023-06-21 | High integration is defoaming ware and has reduction box of defoaming ware for reduction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151853U true CN220151853U (en) | 2023-12-08 |
Family
ID=89018536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321606268.0U Active CN220151853U (en) | 2023-06-21 | 2023-06-21 | High integration is defoaming ware and has reduction box of defoaming ware for reduction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151853U (en) |
-
2023
- 2023-06-21 CN CN202321606268.0U patent/CN220151853U/en active Active
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