CN221462760U - Bearing component of forced circulation lubrication structure - Google Patents

Abstract

The utility model discloses a bearing component of a forced circulation lubrication structure, relates to the technical field of bearing components, and solves the technical problems that a bearing body of the prior art is low in stability and difficult to bear radial force and is easy to heat; the thrust bearing adopts a sector pad type, and can bear larger axial thrust when the pump set operates. Adopt external supply circulation thin oil lubrication, lubrication effect is good, is difficult for generating heat, and the oil blanket can be according to the user's demand, adopts bearing isolator or magnetic force oil blanket, and it is convenient to install, and sealed effectual, processing has temperature measurement, vibration meter installation screw hole on the bearing box, and the convenience of customers carries out real-time supervision to the temperature, the vibration of bearing, better protects the pump package.

Description

Bearing component of forced circulation lubrication structure

Technical Field

The utility model relates to the technical field of bearing parts, in particular to a bearing part with a forced circulation lubrication structure.

Background

The utility model mainly relates to the bearing component technology, and discloses a novel bearing component which completely accords with the API610 standard, and the novel bearing component has the characteristics of simple and compact structure, small volume, good lubrication effect, difficult heating, strong bearing capacity, safe and reliable operation and the like.

The bearing component is particularly suitable for the two-end supporting type high-power and high-rotation-speed centrifugal pump for petrochemical industry and power station industry, can upgrade and reform the bearing component for the on-site pump according to the user demand, can effectively reduce the vibration of the pump set, reduce the heat productivity of the bearing and improve the stability of the pump set.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a bearing component with a forced circulation lubrication structure, which solves the technical problems that the bearing body of the prior art is low in stability, difficult to bear radial force and easy to generate heat.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a forced circulation lubricating structure's bearing component's drive end part, includes bearing body and bearing cap, and bearing body and bearing cap adopt whole circle design, the bearing cap sets up on the bearing body, bearing cap one end is provided with the oil blanket, be provided with radial bearing bush in the bearing cap, be provided with the pin between radial bearing bush and the bearing cap the through-hole has been seted up on the bearing cap, be provided with the venting plug in the through-hole.

The non-driving end part of the bearing component of the forced circulation lubrication structure comprises a bearing body and a bearing cover, wherein the bearing cover is arranged on the bearing body, the bearing body and the bearing cover are designed in a whole circle and are combined with a pump bracket through bolts, so that the supporting strength can be effectively improved, the vibration of a pump set is reduced, the running stability of the pump set is improved, an oil seal is arranged in the bearing cover, the oil seal can be matched with a bearing isolator or a magnetic oil seal according to the brand/type required by a user, the installation is convenient and fast, the sealing effect is good, a radial bearing bush is arranged in the bearing cover, the radial bearing bush is in an oil wedge type cylinder shape, the surface is plated with a layer of tin-based Babbitt alloy, the smoothness is good, the abrasion is not easy, the radial bearing bush can bear the radial force of the high strength of the pump set, a pin is arranged between the radial bearing bush and the bearing cover and is a standard piece, the pin is used for fixing, the bearing bush is prevented from moving in a serial manner, a through hole is formed in the bearing cover, the through hole is internally provided with an air release plug which is a standard component and can effectively release air and stabilize the pressure in the cavity, the bearing cover is internally provided with a sector tile, the surface of the sector tile is plated with a layer of tin-based Babbitt alloy, the finish is good and the fan tile is not easy to wear, the fan tile is divided into a left part and a right part, one side is a main tile and bears the axial tension of a pump rotor component during operation, the other side is a secondary tile and bears the axial tension thrust of the pump rotor component during operation, the bearing cover is rotationally provided with a thrust disc which is fixedly arranged on a pump shaft and rotates along with the pump rotor component and is matched with the sector tile to transmit the axial force of a pump set during operation, the thrust disc is provided with a locking nut which is a special part and is used for fixing the thrust disc and provided with a copper locking screw without damaging threads, the thrust disc is internally provided with a key which is a standard part, the thrust disk is driven to rotate along with the pump shaft, one end of the bearing cover is provided with a bearing gland, the bearing gland is fixedly connected with the bearing cover through an outer bolt, a bearing plugging cover is fixedly arranged on the bearing gland, the bearing plugging cover is fixedly connected with the bearing gland through an inner bolt, and the side wall surface of the bearing cover is provided with a plug, and the inner bolt and the outer bolt are standard components to play a locking and fixing role. The sector tile sub-tile is arranged on the bearing cover; the bearing plugging cover plugs the bearing component for use.

Advantageous effects

The bearing box adopts a whole-circle flange structure, so that the supporting strength is more reliable, the vibration of the pump set is effectively reduced, the stability of the pump set is improved, and the radial bearing adopts an oil wedge type cylindrical bearing bush and can bear high-strength radial force; the thrust bearing adopts a sector pad type, and can bear larger axial thrust when the pump set operates. Adopt external supply circulation thin oil lubrication, lubrication effect is good, is difficult for generating heat, and the oil blanket can be according to the user's demand, adopts bearing isolator or magnetic force oil blanket, and it is convenient to install, and sealed effectual, processing has temperature measurement, vibration meter installation screw hole on the bearing box, and the convenience of customers carries out real-time supervision to the temperature, the vibration of bearing, better protects the pump package.

Drawings

Fig. 1 is a schematic view of the driving end structure of a bearing component with a forced circulation lubrication structure according to the present utility model.

Fig. 2 is a schematic view of a non-driving end structure of a bearing component of a forced circulation lubrication structure according to the present utility model.

In the figure: 1. a bearing body; 2. a bearing cap; 3. radial bearing bush; 4. an oil seal; 5. a pin; 6. an air release plug; 7. sector tile; 8. a thrust plate; 9. a lock nut; 10. a key; 11. a bearing gland; 12. a bearing blanking cover; 13. plugging; 14. an outer bolt; 15. an inner bolt;

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a forced circulation lubricating structure's bearing component's drive end part, includes bearing body 1 and bearing cap 2, and bearing body 1 and bearing cap 2 adopt whole circle design, bearing cap 2 sets up on bearing body 1, bearing cap 2 one end is provided with oil blanket 4, be provided with radial axle bush 3 in the bearing cap 2, be provided with pin 5 between radial axle bush 3 and the bearing cap 2 the through-hole has been seted up on the bearing cap 2, be provided with the gas release stopper 6 in the through-hole.

The non-driving end part of the bearing component of the forced circulation lubrication structure comprises a bearing body 1 and a bearing cover 2, wherein the bearing cover 2 is arranged on the bearing body 1, the bearing body 1 and the bearing cover 2 are in whole circle design and are combined with a pump bracket through bolts, so that the supporting strength can be effectively improved, the vibration of a pump set is reduced, the running stability of the pump set is improved, an oil seal 4 is arranged in the bearing cover 2, the oil seal 4 can be matched with a bearing isolator or a magnetic oil seal 4 according to the brand/type required by a user, the installation is convenient and fast, the sealing effect is good, a radial bearing bush 3 is arranged in the bearing cover 2, the radial bearing bush 3 is in the shape of an oil wedge cylinder, the surface is plated with a layer of tin-based alloy, the smoothness is good, the abrasion is difficult, the radial bearing bush 3 can bear the radial force of the high strength of the pump set, a pin 5 is arranged between the radial bearing bush 3 and the bearing cover 2, the pin 5 is a standard piece, and the fixing function is realized, the bearing cover 2 is provided with a through hole for preventing the bearing bush from moving in series, the through hole is internally provided with an air release plug 6, the air release plug 6 is a standard component, the air release plug can effectively exhaust air and stabilize the pressure in a cavity, the bearing cover 2 is internally provided with a sector block 7, the surface of the sector block 7 is plated with a layer of tin-based Babbitt alloy, the finish is good, the bearing cover is not easy to wear, the bearing cover is divided into a left part and a right part, one side is a main tile for bearing the axial tension of the pump rotor component during operation, the other side is a secondary tile for bearing the axial tension thrust of the pump rotor component during operation, the bearing cover 2 is rotationally provided with a thrust disc 8, the thrust disc 8 is fixedly arranged on a pump shaft, the thrust disc 8 rotates along with the pump rotor component and is matched with the sector block 7 to transmit the axial force of the pump set during operation, the thrust disc 8 is provided with a locking nut 9, the locking nut 9 is a special part for fixing the thrust disc 8, the copper check screw with the thread is not damaged, be provided with key 10 in the thrust disk 8, key 10 is the standard part, drives thrust disk 8 and rotates along with the pump shaft, bearing cap 2 one end is provided with bearing cap 11, bearing cap 11 passes through outer bolt 14 and bearing cap 2 fixed connection, fixed mounting has bearing blanking cap 12 on the bearing cap 11, bearing blanking cap 12 passes through interior bolt 15 and bearing cap 11 fixed connection, bearing cap 2 lateral wall face is provided with plug 13, and interior bolt 15, outer bolt 14 are the standard part, play locking fixed action. The fan-shaped tile 7 is arranged on the bearing cover 11; the bearing cap 12 seals off the bearing member for use.

The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.

Examples: as shown in figures 1-2, the bearing component of the forced circulation lubrication structure of the utility model consists of a driving end bearing component and a non-driving end bearing component, which are respectively arranged at the driving end and the non-driving end of the pump, are the two components which are the most core in the operation of the pump set, are combined with a pump bracket through bolts, when the pump set rotates, the shaft and the thrust disc 8 relatively rotate relative to the radial bearing bush 3 and the sector bearing block 7 in the bearing components at the two ends, the bearing bush bears the radial force of the whole pump set, and the sector bearing block 7 bears the residual axial thrust of the pump set. The bearing parts provide circulated lubricating oil through an external lubricating oil pipeline, so as to lubricate the bearing bushes and the sector-shaped shoe 7, form an oil film between the relatively rotating contact surface oil gaps, and take away heat generated by friction through the flowing of the lubricating oil, thereby ensuring the stable operation of the pump set.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims (2)

1. The utility model provides a forced circulation lubricating structure's bearing part, includes drive end and non-drive end, its characterized in that, the drive end includes bearing body (1) and bearing cap (2), bearing cap (2) set up on bearing body (1), bearing cap (2) one end is provided with oil blanket (4), be provided with radial axle bush (3) in bearing cap (2), be provided with pin (5) between radial axle bush (3) and bearing cap (2) through-hole has been seted up on bearing cap (2), be provided with in the through-hole and put in the air lock (6).

2. The utility model provides a forced circulation lubricating structure's bearing component, its characterized in that, non-drive end includes bearing body (1) and bearing cap (2), bearing cap (2) set up on bearing body (1), be provided with oil blanket (4) in bearing cap (2), be provided with radial bush (3) in bearing cap (2), be provided with pin (5) between radial bush (3) and bearing cap (2), the through-hole has been seted up on bearing cap (2), be provided with in the through-hole and put down gas lock (6), install fan-shaped tile (7) in bearing cap (2), thrust disk (8) are installed to the bearing cap (2) internal rotation, be provided with lock nut (9) on thrust disk (8), be provided with key (10) in thrust disk (8), bearing cap (2) one end is provided with bearing cap (11), bearing cap (11) are through outer bolt (14) and bearing cap (2) fixed connection, bearing cap (12) are gone up to bearing cap (11), bearing cap (12) are through bearing cap (12) fixed connection with screw cap (13) inside wall (13).