CN210069452U

CN210069452U - Lubricating oil removes bubble device

Info

Publication number: CN210069452U
Application number: CN201920794091.9U
Authority: CN
Inventors: 佟关举; 张博雯; 张秀丽; 苏万柱
Original assignee: SHENZHEN XIANBO TECHNOLOGY Co Ltd; Shenzhen Engineering Technology Co Ltd Eitie Lubricating
Current assignee: SHENZHEN XIANBO TECHNOLOGY Co Ltd; Shenzhen Engineering Technology Co Ltd Eitie Lubricating
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-02-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a lubricating oil removes bubble device belongs to fluid detection area. The utility model comprises an upper cover, a middle sleeve and a conical device, wherein the upper cover is arranged above the middle sleeve, an oil inlet is arranged on one side of the upper cover, and an oil gas outlet is arranged on the top of the upper cover; the conical device is arranged in the middle sleeve, the upper end and the lower end of the conical device are respectively arranged in the middle sleeve through sealing bearings, the top of the conical device is provided with an oil separation cover, and the oil separation cover is provided with an inner through hole which is respectively communicated with the conical device and the oil inlet; the lower part of the conical device is provided with an oil discharge hole communicated with the inner cavity of the middle sleeve, and one side of the bottom of the inner cavity of the middle sleeve is provided with an oil outlet. The utility model overcomes the not enough of difficult getting rid of bubble among the prior art in the lubricating oil liquid can break away from fast free gas and microbubble in the lubricating oil liquid, has advantages such as simple structure, with low costs, installation convenient operation.

Description

Lubricating oil removes bubble device

Technical Field

The utility model relates to a fluid detects technical field, and more specifically says, relates to a lubricating oil removes bubble device.

Background

The on-line monitoring is carried out to the lubricating oil state to the various integrated monitoring system of mainly adopting in fluid performance detection, but in the actual operation because there are free gas and microbubble in the lubricating oil among the hydraulic lubrication system, system operation needs the power pump to pump oil in addition, also can make the interior a large amount of bubbles of sneaking into of hydraulic lubrication system, bubble in this kind of oil can seriously influence the detection precision of granule count sensor and lubricating oil quality sensor etc. among the monitoring system, test data overturns even, state monitoring to lubricating oil causes the influence, and the lubricating oil that viscosity is big also can be unfavorable for spilling over of bubble. The removal of air bubbles from lubricating oils has therefore always been the direction of research in the industry.

The core part of the spiral bubble remover commonly used in the market at present is a spiral pipe which can remove free gas and micro bubbles in the system. The spiral tube is a three-dimensional mesh structure made of copper wires welded together, which enables the fluid to create a relatively static area within the valve, theoretically allowing enough time for even the smallest bubbles to separate from the fluid. The separated gas is collected in the gas chamber and is discharged through the automatic air discharge valve, meanwhile, the pressure loss generated by the spiral pipe is very small, and the valve on the side surface of the valve body can remove suspended impurities. However, in practical application, the spiral bubble remover has no obvious effect on micro bubbles and has no good effect on oil with high viscosity. There is still a need in the industry for more versatile debubbling designs.

Through search, a great number of patents have been published on the design of removing bubbles in oil, such as chinese patent application No.: 2010201786432, the name of invention creation is: the application discloses a hydraulic oil bubble cyclone separator for get rid of the bubble in the hydraulic oil, the separating mechanism includes cyclone separator, the oil pump, fluid recovery unit, imbibition valve and back pressure valve, cyclone separator is the toper flask form of top seal, the middle section of its inner chamber is toper rotatory chamber, the lower part is cylindrical prewhirl chamber, upper portion is cylindrical separation chamber, the oil absorption mouth of oil pump connects the oil tank through the imbibition valve, the oil-out connects cyclone separator's the tangential inlet tube in chamber, the oil extraction pipe on the separation chamber lateral wall connects the oil tank through the back pressure valve, top central authorities connect oil recovery unit through the exhaust bubble pipe. The application utilizes the centrifugal separation principle to remove the bubble in the hydraulic oil, can be fast, thoroughly come out the bubble in the hydraulic oil. There is still room for further optimization.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the not enough of difficult getting rid of bubble in the lubricating oil liquid among the prior art, provide a lubricating oil removes bubble device, can break away from fast free gas and microbubble in the lubricating oil liquid, have advantages such as simple structure, with low costs, installation convenient operation, have extensive application in fluid on-line monitoring.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a lubricating oil bubble removing device, which comprises an upper cover, a middle sleeve and a conical device, wherein the upper cover is arranged above the middle sleeve, an oil inlet is arranged on one side of the upper cover, and an oil-gas outlet is arranged on the top of the upper cover; the conical device is arranged in the middle sleeve, the upper end and the lower end of the conical device are respectively arranged in the middle sleeve through sealing bearings, the top of the conical device is provided with an oil separation cover, and the oil separation cover is provided with an inner through hole which is respectively communicated with the conical device and the oil inlet; the lower part of the conical device is provided with an oil discharge hole communicated with the inner cavity of the middle sleeve, and one side of the bottom of the inner cavity of the middle sleeve is provided with an oil outlet.

Furthermore, the oil separation cover is arranged between the conical device and the upper cover, and an inner through hole formed in the oil separation cover is a circular arc-shaped through hole concentric with the oil separation cover.

Furthermore, the inner through opening is arranged at a position close to the outer edge of the oil separation cover, the width of the inner through opening is not smaller than the diameter of the oil inlet, and the arc center angle of the inner through opening is between 70 degrees and 90 degrees.

Furthermore, the oil inlet is communicated with the cylindrical inner cavity of the upper cover, and the oil inlet is communicated with the cylindrical inner cavity of the upper cover along the tangential direction of the inner wall of the upper cover.

Furthermore, the conical device comprises an upper mounting section, a conical section and a lower mounting section which are connected in sequence in a smooth transition manner, the upper mounting section and the lower mounting section are both cylindrical sections, and sealing bearings are mounted on the outer sides of the upper mounting section and the lower mounting section; the conical section is a conical cylindrical structure with a gradually reduced opening from top to bottom.

Furthermore, a plurality of rows of oil discharge holes are formed in the lower portion of the conical device in a surrounding mode at even intervals along the circumferential direction, and each row of oil discharge holes comprises a plurality of oil discharge holes which are arranged at even intervals along the height direction.

Furthermore, 4-6 rows of oil discharge holes are formed in the lower portion of the conical device along the circumferential direction, and the diameter of each oil discharge hole is 0.5-1 mm.

Furthermore, the power device also comprises a lower shell arranged below the middle sleeve, a power part is arranged in the lower shell, the power part is connected with the bottom of the conical device through a power rotating shaft, and the power part is used for driving the conical device to rotate around the circumferential direction in the middle sleeve.

Further, the power part is a variable speed motor which is connected with the bottom of the conical device through a motor shaft.

Furthermore, a teflon anti-sticking oil layer is arranged on the inner wall of the conical device.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model discloses a lubricating oil removes bubble device utilizes fluid to produce great vortex in the conical inner wall of tapering ware, produces great centrifugal force under the effect of circling round of fluid, and then makes the big fluid of lower floor's proportion and the little oil-gas mixture separation of upper proportion, has realized the separation of bubble and oil, and overall structure is simple, and the cost is lower, installation convenient operation.

(2) The utility model discloses a lubricating oil removes bubble device, the sealed bearing of cone both ends installation realizes rotatable cooperation between with cone and the middle sleeve pipe, and fluid can make the cone along the fluid direction of circling round and rotate at the inner wall vortex of following the cone in-process of circling round, and this rotation has further increaseed fluid along the vortex speed of circling round of cone inner wall, produces bigger centrifugal force, has increaseed the separating velocity of bubble with fluid.

(3) The utility model discloses a lubricating oil removes bubble device, the lower shell is provided with below the middle sleeve, is provided with the power spare in the lower shell, and the power spare is used for driving the conical organ to rotate around circumference in the middle sleeve, further strengthens the separation speed and the separation quality that realize bubble and fluid with the help of additional external power; the eddy swirling speed of the oil along the inner wall of the cone is further increased, a larger centrifugal force is generated, and the free gas and micro bubbles in the oil are quickly separated.

Drawings

FIG. 1 is a schematic structural diagram of a lubricating oil bubble removing device without additional power according to the present invention;

FIG. 2 is a schematic structural diagram of a device for removing bubbles from lubricating oil with additional power according to the present invention;

FIG. 3 is a schematic structural view of the middle cone device of the present invention;

FIG. 4 is a schematic view of the structure of view A in FIG. 3;

fig. 5 is a schematic top view of the upper cover of the present invention;

fig. 6 is a schematic top view of the middle partition oil cap of the present invention.

The reference numerals in the schematic drawings illustrate:

100. an upper cover; 110. an oil inlet; 120. an oil gas outlet;

200. an intermediate sleeve; 210. an oil outlet; 300. a tapering device; 301. sealing the bearing; 310. an upper mounting section; 320. a tapered section; 330. a lower mounting section; 340. an oil drain hole;

400. an oil separating cover; 410. an inner port; 500. a lower housing; 510. a power member; 520. a power rotating shaft.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1 to 6, the lubricating oil bubble removing device of the present embodiment includes an upper cover 100, a middle sleeve 200 and a cone 300, wherein the upper cover 100 is disposed above the middle sleeve 200, an oil inlet 110 is disposed on one side of the upper cover 100, and an oil-gas outlet 120 is disposed on the top of the upper cover 100; the conical device 300 is arranged in the middle sleeve 200, the upper end and the lower end of the conical device 300 are respectively arranged in the middle sleeve 200 through a sealing bearing 301, the top of the conical device 300 is provided with an oil separation cover 400, and the oil separation cover 400 is provided with an inner through hole 410 which is respectively communicated with the conical device 300 and the oil inlet 110; the lower part of the conical device 300 is provided with an oil drain hole 340 communicated with the inner cavity of the middle sleeve 200, and one side of the bottom of the inner cavity of the middle sleeve 200 is provided with an oil outlet 210.

As shown in fig. 5, in the present embodiment, the oil inlet 110 is communicated with the cylindrical inner cavity of the upper cover 100, and the oil inlet 110 is communicated with the cylindrical inner cavity of the upper cover 100 along the tangential direction of the inner wall of the upper cover 100; as shown in fig. 3, the conical device 300 includes an upper mounting section 310, a conical section 320 and a lower mounting section 330 which are connected in sequence in a smooth transition manner, the upper mounting section 310 and the lower mounting section 330 are both cylindrical sections, and the outer sides of the upper mounting section 310 and the lower mounting section 330 are both provided with sealing bearings 301; the tapered section 320 is a tapered cylindrical structure with a gradually decreasing opening from top to bottom.

In this embodiment, the oil separating cover 400 is disposed between the cone 300 and the upper cover 100, the oil separating cover 400 is used to seal the top ends of the middle sleeve 200 and the cone 300, so that oil can only flow downward through the inner through opening 410, and the inner through opening 410 formed in the oil separating cover 400 is a circular arc-shaped through opening concentric with the oil separating cover 400, as shown in fig. 6, the inner through opening 410 is disposed at a position close to the outer edge of the oil separating cover 400, specifically, the distance between the outer edge of the inner through opening 410 and the outer edge of the oil separating cover 400 is 1-3cm, the lower part of the inner wall of the edge of the inner through opening 410 is directly opposite to the edge of the inner wall of the top end of the cone 300, the width of the inner through opening 410 is not less than the diameter of the oil inlet 110, and the arc center angle of the. In the embodiment, the sealing bearings 301 arranged at the two ends of the cone 300 are used for realizing rotatable fit between the cone 300 and the middle sleeve 200, and the cone 300 can rotate around the sealing bearings 301 in the middle sleeve 200. When the power pump pumps oil into the oil inlet 110, the oil inlet 110 is arranged along the tangential direction of the upper cover 100, and the inner through hole 410 is also arranged as an arc-shaped through hole, so that the oil enters the upper cover 100 and then enters the conical device 300 through the arc-shaped inner through hole 410, the pumped oil generates a large vortex, a large centrifugal force is generated under the swirling action of the oil, and the oil with a large specific gravity at the lower layer is separated from the oil-gas mixture with a small specific gravity at the upper layer; in addition, the oil liquid can enable the conical device 300 to rotate along the oil liquid rotating direction in the vortex rotating process of the inner wall of the conical device 300, the rotation further increases the vortex rotating speed of the oil liquid along the inner wall of the conical device 300, generates larger centrifugal force, and increases the separation speed of bubbles and the oil liquid, so that the oil liquid with large lower specific gravity is discharged into a cavity between the conical device 300 and the middle sleeve 200 through the oil discharge hole 340 at the lower part of the conical device 300 under the action of the centrifugal force and then is discharged through the oil outlet 210; and the oil-gas mixture with small specific gravity at the upper layer overflows through the oil-gas discharge port 120 at the top of the upper cover 100, so that the separation of bubbles and oil is realized. And the oil gas discharge port 120 not only can be used as a discharge port of the oil gas mixture, but also can be used as an overflow port for excessive oil.

In this embodiment, a plurality of rows of oil drainage holes 340 are circumferentially and uniformly arranged at intervals on the lower portion of the conical device 300, each row includes a plurality of oil drainage holes 340 uniformly arranged at intervals along the height direction, specifically, 4 to 6 rows of oil drainage holes 340 are circumferentially arranged on the lower portion of the conical device 300, and the diameter of each oil drainage hole 340 is 0.5 to 1 mm.

Example 2

A lubricating oil bubble removing device of this embodiment is substantially the same as embodiment 1, and further, this embodiment further includes a lower casing 500 disposed below the middle sleeve 200, as shown in fig. 2, a power member 510 is disposed in the lower casing 500, the power member 510 is connected to the bottom of the conical device 300 through a power rotating shaft 520, and the power member 510 is used for driving the conical device 300 to rotate around the circumference in the middle sleeve 200. Specifically, the power member 510 may employ a variable speed motor that is coupled to the bottom of the cone 300 by a motor shaft. As shown in fig. 4, a cross-shaped connection groove may be formed at the bottom of the conical device 300, and the top end of the motor shaft is correspondingly embedded into the cross-shaped connection groove and fastened, that is, the conical device 300 is driven by the power of the variable speed motor to rotate around the circumferential direction in the middle sleeve 200, so that the vortex rotation speed of the oil along the inner wall of the conical device 300 is further increased, a larger centrifugal force is generated, and the free gas and the micro-bubbles in the oil are rapidly separated. The embodiment further enhances the speed and quality of separation of the bubbles from the oil by means of additional external power.

Be provided with the teflon on the inner wall of conical organ 300 in this embodiment and prevent being stained with the oil reservoir, reduce the adhesion of fluid on the inner wall of conical organ 300 to be favorable to the quick sediment of fluid.

The embodiment utilizes the centrifugal force that the vortex that fluid naturally formed in the cone 300 produced, and the cooperation is added the outside power operation and is increaseed and realize breaking away from fast to free gas and the microbubble in the system, has advantages such as simple structure, with low costs, reliability height, installation convenient operation, has wide application in fluid on-line monitoring, helps improving fluid monitoring accuracy.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A lubricating oil removes bubble device which characterized in that: the oil gas separator comprises an upper cover (100), a middle sleeve (200) and a conical device (300), wherein the upper cover (100) is arranged above the middle sleeve (200), an oil inlet (110) is formed in one side of the upper cover (100), and an oil gas outlet (120) is formed in the top of the upper cover (100); the conical device (300) is arranged in the middle sleeve (200), the upper end and the lower end of the conical device (300) are respectively installed in the middle sleeve (200) through a sealing bearing (301), the top of the conical device (300) is provided with an oil separation cover (400), and the oil separation cover (400) is provided with an inner through hole (410) which is respectively communicated with the conical device (300) and the oil inlet (110); an oil discharge hole (340) communicated with the inner cavity of the middle sleeve (200) is formed in the lower portion of the conical device (300), and an oil outlet (210) is formed in one side of the bottom of the inner cavity of the middle sleeve (200).

2. A lubricant bubble removing apparatus as set forth in claim 1, wherein: the oil separation cover (400) is arranged between the conical device (300) and the upper cover (100), and an inner through hole (410) formed in the oil separation cover (400) is an arc-shaped through hole concentric with the oil separation cover (400).

3. A lubricant bubble removing apparatus as set forth in claim 2, wherein: the inner through opening (410) is arranged at a position close to the outer edge of the oil separation cover (400), the width of the inner through opening (410) is not smaller than the diameter of the oil inlet (110), and the arc center angle of the inner through opening (410) is 70-90 degrees.

4. A lubricant bubble removing apparatus as set forth in claim 1, wherein: the oil inlet (110) is communicated with the cylindrical inner cavity of the upper cover (100), and the oil inlet (110) is communicated with the cylindrical inner cavity of the upper cover (100) along the tangential direction of the inner wall of the upper cover (100).

5. A lubricant bubble removing apparatus as set forth in claim 1, wherein: the conical device (300) comprises an upper mounting section (310), a conical section (320) and a lower mounting section (330) which are connected in a smooth transition mode in sequence, the upper mounting section (310) and the lower mounting section (330) are both cylindrical sections, and sealing bearings (301) are mounted on the outer sides of the upper mounting section (310) and the lower mounting section (330); the conical section (320) is a conical cylindrical structure with a gradually reduced opening from top to bottom.

6. A lubricant bubble removing apparatus as set forth in claim 1, wherein: the lower part of the conical device (300) is provided with a plurality of rows of oil discharge holes (340) at even intervals along the circumferential direction, and each row comprises a plurality of oil discharge holes (340) which are arranged at even intervals along the height direction.

7. A lubricant bubble removing apparatus as set forth in claim 6, wherein: 4-6 rows of oil discharge holes (340) are formed in the lower portion of the conical device (300) along the circumferential direction, and the diameter of each oil discharge hole (340) is 0.5-1 mm.

8. A lubricant oil deaeration arrangement according to any one of claims 1-7, wherein: the power device is characterized by further comprising a lower shell (500) arranged below the middle sleeve (200), a power piece (510) is arranged in the lower shell (500), the power piece (510) is connected with the bottom of the conical device (300) through a power rotating shaft (520), and the power piece (510) is used for driving the conical device (300) to rotate around the circumferential direction in the middle sleeve (200).

9. A lubricant bubble removing apparatus as set forth in claim 8, wherein: the power part (510) is a variable speed motor which is connected with the bottom of the conical device (300) through a motor shaft.

10. A lubricant oil deaeration arrangement according to any one of claims 1-7, wherein: the inner wall of the conical device (300) is provided with a Teflon anti-sticking oil layer.