CN215762866U - Bearing assembly for preventing oil leakage for pump - Google Patents

Bearing assembly for preventing oil leakage for pump Download PDF

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Publication number
CN215762866U
CN215762866U CN202122013253.0U CN202122013253U CN215762866U CN 215762866 U CN215762866 U CN 215762866U CN 202122013253 U CN202122013253 U CN 202122013253U CN 215762866 U CN215762866 U CN 215762866U
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CN
China
Prior art keywords
bearing
oil
bearing body
oil leakage
bush
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Active
Application number
CN202122013253.0U
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Chinese (zh)
Inventor
王辉
吴宏飞
尹娉婷
汪波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Nanfang Pump Industry Co ltd
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Zhejiang Nanfang Pump Industry Co ltd
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Priority to CN202122013253.0U priority Critical patent/CN215762866U/en
Application granted granted Critical
Publication of CN215762866U publication Critical patent/CN215762866U/en
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Abstract

The utility model belongs to the technical field of bearings, and particularly relates to an oil leakage prevention bearing assembly for a pump, which comprises a bearing body, wherein an oil tank is arranged in the bearing body, a cooling water chamber is arranged in the bearing body, a bearing end cover is arranged at the upper end of the bearing body, a water sealing cover is arranged at the lower end of the bearing body, and a sealing sleeve fixed in the bearing body is arranged at the upper end of the water sealing cover; the bearing body is movably connected with a bearing bush through a thrust bearing, and the bearing bush is movably connected with a bearing end cover through a deep groove ball bearing; the bearing bush is characterized in that an elastic check ring is arranged on the bearing bush close to the bearing end cover, an adjusting nut is arranged at the upper end of the bearing bush and is of a female spigot type structure. The main assembly adopts a mode of blocking oil leakage and oil leakage routes, so that the problems of oil leakage and oil leakage are solved; adopt female tang formula structure through taking care of the nut, it is internal to effectively block the dust entering bearing, plays dustproof effect, this practical structure is simple, and the practicality is strong.

Description

Bearing assembly for preventing oil leakage for pump
Technical Field
The utility model belongs to the technical field of bearings, and particularly relates to an oil leakage prevention bearing assembly for a pump.
Background
The pump has the characteristics of high efficiency, reliable operation, quick start, compact structure, small occupied area and the like, and is generally lubricated by adopting an oil bath, the oil lubrication can well enable the bearing to form an oil film, heat generated in the running process of the bearing is taken away, the bearing is enabled to run at a proper temperature, and the service life of the bearing is longer.
However, oil leakage, etc. often occur during the lubrication of the bearing oil, and the bearing also needs to be treated with dust-proof treatment so as not to affect the use.
SUMMERY OF THE UTILITY MODEL
The present invention provides a bearing assembly for preventing oil leakage for a pump, which solves the problems of the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: the bearing assembly for preventing oil leakage for the pump comprises a bearing body, wherein an oil tank is arranged in the bearing body, a cooling water chamber is arranged in the bearing body, a bearing end cover is arranged at the upper end of the bearing body, a water sealing cover is arranged at the lower end of the bearing body, and a sealing sleeve fixed in the bearing body is arranged at the upper end of the water sealing cover; the bearing body is movably connected with a bearing bush through a thrust bearing, and the bearing bush is movably connected with a bearing end cover through a deep groove ball bearing; the bearing bush is characterized in that an elastic check ring is arranged on the bearing bush close to the bearing end cover, an adjusting nut is arranged at the upper end of the bearing bush and is of a female spigot type structure.
As a further improvement of the technical scheme, an oil inlet pipeline penetrating through the bearing body is arranged on one side of the oil tank, and an oil outlet pipeline penetrating through the bearing body is arranged at the bottom of the oil tank.
As a further improvement of the technical scheme, a cooling water inlet and outlet pipeline penetrating through the bearing body is arranged on one side of the cooling water chamber.
As a further improvement of the technical scheme, the height of the upper end surface of the sealing cover is higher than the oil level of the thrust bearing.
As a further improvement of the technical scheme, an oil return hole is formed in the bearing end cover.
Compared with the prior art, the utility model has the advantages that:
1. this practicality adopts the mode of blocking oil leak, oil seepage route, solves the problem of oil leak prevention, oil seepage.
2. The conditioning nut adopts a female spigot structure, so that dust is effectively prevented from entering the bearing body, and a dustproof effect is achieved.
3. A cooling water chamber is arranged in the pump body, and the effect of cooling the bearing is achieved through water cooling.
Drawings
Fig. 1 is a front sectional structural view of the present invention.
In the figure: 1. a bearing body; 2. a bearing end cap; 3. a bearing bush; 4. adjusting the nut; 5. a circlip; 6. sealing sleeves; 7. a thrust bearing; 8. a deep groove ball bearing; 9. sealing the water cover; 10. an oil discharge pipeline; 11. cooling water inlet and outlet pipelines; 12. an oil inlet pipeline; 13. an oil return hole; 14. a cooling water chamber; 15. and an oil tank.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
Referring to fig. 1, in a specific embodiment, an oil leakage preventing bearing assembly for a pump includes a bearing body 1, an oil tank 15 is disposed in the bearing body 1, a cooling water chamber 14 is disposed in the bearing body 1, a bearing end cover 2 is fixed to the upper end of the bearing body 1 in a screwed manner, a water seal cover 9 is fixed to the lower end of the bearing body 1 in a screwed manner, and a seal sleeve 6 fixed to the inside of the bearing body 1 is disposed at the upper end of the water seal cover 9; the bearing body 1 is movably connected with the bearing bush 3 through a thrust bearing 7, and the bearing bush 3 is movably connected with the bearing end cover 2 through a deep groove ball bearing 8; bearing bush 3 is last infinitely to be provided with circlip 5 near bearing end cover 2 department, adjusting nut 4 is installed to bearing bush 3 upper end, adjusting nut 4 is female tang formula structure, the female tang wraps up bearing end cover 2 opening gap completely.
As a preferable mode of the above embodiment, as shown in fig. 1, an oil inlet pipeline 12 penetrating through the bearing body 1 is provided at one side of the oil tank 15, and an oil discharge pipeline 10 penetrating through the bearing body 1 is provided at the bottom of the oil tank 15. By arranging the oil inlet management 12 and the oil discharge pipeline 10, the oil loading and oil changing of operators are facilitated.
As a preferred embodiment of the above embodiment, as shown in fig. 1, a cooling water inlet/outlet pipe line 11 passing through the bearing body 1 is provided on the side of the cooling water chamber 14. Through setting up cooling water inlet and outlet pipeline 11, make things convenient for operating personnel to change cooling water, improve the cooling effect.
As a preferable mode of the above embodiment, as shown in fig. 1, the height of the upper end surface of the seal cover 6 is higher than the oil level at the thrust bearing 7. Through setting up above-mentioned structure, prevent that the oil of thrust bearing 7 department from entering into sealed lid 6 in, play the effect of preventing inside oil impregnate.
As a preferred mode of the above embodiment, as shown in fig. 1, the bearing cap 2 is provided with an oil return hole 13. The bearing end cover 2 has the function of returning oil by being provided with the oil return hole 13.
The utility model has the specific working principle that: the utility model is arranged in a pump (prior art, not shown in the figure), and starts to work when an operator starts the pump to work; when the lubricating oil in the oil tank 15 fully lubricates the bearing in the bearing body 1, the elastic check ring 5 arranged on the bearing bush 3 can block the lubricating oil splashed by the deep groove ball bearing 8 in the operation process, and then the lubricating oil adhered on the elastic check ring 5 can take away the lubricating oil through the centrifugal force generated by the rotation of the elastic check ring 5 along with the rotation of the bearing bush 3, so that the problems of oil leakage and oil seepage are solved; meanwhile, the conditioning nut 4 adopts a female spigot type structure, and completely wraps the opening gap of the bearing end cover 2, so that dust can be effectively prevented from entering the bearing body 1; for the thrust bearing 7, in order to prevent lubricating oil at the thrust bearing 7 from entering the sealing cover 6, the height of the upper end surface of the sealing cover 6 is higher than the oil level at the thrust bearing 7, so that the effect of preventing internal oil leakage is achieved, and meanwhile, the water sealing cover 9 at the lower end of the sealing cover 6 prevents the oil leakage of the thrust bearing 7 from the lower end in a water sealing mode; an oil return hole 13 arranged on the bearing end cover 2 can enable the bearing end cover 2 to return oil; when the lubricating oil needs to be changed or the lubricating oil in the oil tank 15 is insufficient, oil can be discharged through the oil inlet pipeline 12 and the oil discharging pipeline 10; when the cooling water needs to be replaced or the cooling water in the cooling water chamber 14 is insufficient, water can be drained and filled through the cooling water inlet and outlet pipeline 11.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the utility model using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the utility model.

Claims (5)

1. The bearing assembly for preventing oil leakage for the pump comprises a bearing body (1) and is characterized in that an oil tank (15) is arranged in the bearing body (1), a cooling water chamber (14) is arranged in the bearing body (1), a bearing end cover (2) is arranged at the upper end of the bearing body (1), a water sealing cover (9) is arranged at the lower end of the bearing body (1), and a sealing sleeve (6) fixed in the bearing body (1) is arranged at the upper end of the water sealing cover (9); the bearing body (1) is movably connected with the bearing bush (3) through a thrust bearing (7), and the bearing bush (3) is movably connected with the bearing end cover (2) through a deep groove ball bearing (8); a circlip (5) is arranged on the bearing bush (3) close to the bearing end cover (2), an adjusting nut (4) is arranged at the upper end of the bearing bush (3), and the adjusting nut (4) is of a female spigot type structure.
2. The bearing assembly of claim 1, wherein an oil inlet line (12) passing through the bearing body (1) is provided at one side of the oil tank (15), and an oil discharge line (10) passing through the bearing body (1) is provided at the bottom of the oil tank (15).
3. The bearing assembly of claim 1, wherein a cooling water inlet/outlet pipe (11) passing through the bearing body (1) is provided at one side of the cooling water chamber (14).
4. An oil leakage preventing bearing assembly for a pump according to claim 1, wherein the sealing sleeve (6) has an upper end higher than an oil level at the thrust bearing (7).
5. An oil leakage preventing bearing assembly for a pump according to claim 1, wherein the bearing cap (2) is provided with an oil return hole (13).
CN202122013253.0U 2021-08-25 2021-08-25 Bearing assembly for preventing oil leakage for pump Active CN215762866U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122013253.0U CN215762866U (en) 2021-08-25 2021-08-25 Bearing assembly for preventing oil leakage for pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122013253.0U CN215762866U (en) 2021-08-25 2021-08-25 Bearing assembly for preventing oil leakage for pump

Publications (1)

Publication Number Publication Date
CN215762866U true CN215762866U (en) 2022-02-08

Family

ID=80078468

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122013253.0U Active CN215762866U (en) 2021-08-25 2021-08-25 Bearing assembly for preventing oil leakage for pump

Country Status (1)

Country Link
CN (1) CN215762866U (en)

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