CN217176953U

CN217176953U - Finned tube type water-cooled bearing component

Info

Publication number: CN217176953U
Application number: CN202220478018.2U
Authority: CN
Inventors: 姚瀚; 王响; 李建; 裴尧; 侯金富; 王英敏; 毛玲; 王博; 高巍
Original assignee: Shenyang Blower Group Petrochemical Pump Co ltd
Current assignee: Shenyang Blower Group Petrochemical Pump Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-08-12
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a finned tube type water-cooled bearing component, which comprises a bearing body, wherein a bearing cover is fixedly arranged at the upper end of the bearing body, a first round opening and a second round opening are respectively arranged at the joint parts of the bearing body and two ends of the bearing cover, an oil seal is fixedly arranged in the first round opening, a main shaft is inserted in the oil seal, a radial bearing bush is sleeved in the bearing body and outside the main shaft, a pressing ring is fixedly arranged on the radial bearing bush, the pressing ring is fixedly arranged on the inner wall of the bearing body, a bearing sleeve is sleeved on one end of the main shaft, a pair of angular contact ball bearings are sleeved outside the bearing sleeve, and a bearing anti-rotation sleeve is sleeved outside the pair of angular contact ball bearings, the utility model relates to the technical field of structural design of pumps, the finned tube type water-cooled bearing component has simple structure, strong bearing capacity and large oil pool capacity, the cooling water cools the lubricating oil after passing through the finned tube, and the cooling and lubricating effects are good.

Description

Finned tube type water-cooled bearing component

Technical Field

The utility model relates to a structural design technical field of pump specifically is a finned tube type water-cooling bearing part.

Background

The finned tube type water-cooled bearing component is applied to a project of a high-pressure grey water pump of a synthesis gas device, the technical protocol of the project requires that the material of all parts in contact with circulating cooling water is not lower than 316L, so that the material grade of a bearing body is reduced and the manufacturing cost of the bearing body is reduced in order to avoid the direct contact of the inner wall of the bearing body with the circulating cooling water, and the bearing component is designed into a mode of cooling lubricating oil (water running tube pass) through a finned tube.

The finned tube type water-cooled bearing component is an application innovation on the basis of the original bearing component, has a simple structure, strong bearing capacity and large oil pool volume, and is used for cooling lubricating oil after cooling water passes through finned tubes, so that the cooling and lubricating effects are good.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a finned tube type water-cooled bearing component, which solves the problem that the prior device is inconvenient to use.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a finned tube type water-cooled bearing component comprises a bearing body, wherein a bearing cover is fixedly mounted at the upper end of the bearing body, a first round opening and a second round opening are respectively formed in the joint of the bearing body and the two ends of the bearing cover, an oil seal is fixedly mounted in the first round opening, a main shaft is inserted in the oil seal, a radial bearing bush is sleeved in the main shaft and positioned in the bearing body, a pressing ring is fixedly mounted on the radial bearing bush and fixedly mounted on the inner wall of the bearing body, a bearing sleeve is sleeved on one end of the main shaft, a pair of angular contact ball bearings are sleeved outside the bearing sleeve, a bearing anti-rotation sleeve is sleeved outside the angular contact ball bearings, a lubricating mechanism is arranged on the main shaft, a bearing end cover is fixedly mounted on the outer wall of the second round opening, an oil pool is arranged below the main shaft and inside the bearing body, finned tubes are inserted into the side walls of the two ends, which penetrate through the oil pool, of the oil pool, and a cooling mechanism is installed in the oil pool.

Preferably, the lubricating mechanism comprises an oil ring sleeve which is sleeved on the main shaft and is in contact with one end of the bearing sleeve, three oil slingers are fixedly mounted on the oil ring sleeve and the radial bearing bush, and the lower ends of the three oil slingers extend into the oil pool.

Preferably, the cooling body is including fixed suit a pair of O type sealing washer on the finned tube outer wall, and is a pair of O type sealing washer fixed mounting is respectively in the lateral wall at oil bath both ends, the both ends of finned tube fixed mounting respectively have the water-cooling to connect, just be located in the lateral wall at oil bath both ends the opening has been seted up respectively to the top of finned tube, and is a pair of install vernier and connecting pipe on the opening respectively, the oil cup is installed perpendicularly to the one end of connecting pipe.

Preferably, a locking nut is sleeved outside one end of the finned tube and screwed on the outer wall of the bearing body.

Preferably, the main shaft is sleeved with an adjusting pad, and the adjusting pad is in contact with the other end of the bearing sleeve.

Preferably, one end of the bearing end cover is in contact with the bearing anti-rotation sleeve and one end of an angular contact ball bearing.

Preferably, the bearing cover is provided with an air release port, and an air release plug is arranged in the air release port.

Advantageous effects

The utility model provides a finned tube water-cooled bearing part possesses following beneficial effect, this device compact structure, finned tube water-cooled bearing part simple structure, bearing capacity is strong, the oil bath volume is big, the cooling water cools off lubricating oil behind the finned tube, cooling and lubricated effectual, 3 oil slingers adorn respectively on radial axle bush and oil ring cover for on spattering radial axle bush and angular contact ball bearing with lubricating oil in the oil bath, reach lubricated effect, the use of giving people has brought conveniently.

Drawings

Fig. 1 is a left side view of a finned tube water cooled bearing assembly (non-drive end) according to the present invention.

Fig. 2 is a front view of the finned tube water cooled bearing assembly (non-drive end) of the present invention.

Fig. 3 is a front view of the finned tube water-cooled bearing unit (drive end) of the present invention.

FIG. 4 is a schematic view of the finned tube of the present invention.

In the figure: 1-a bearing cap; 2-a bearing body; 3-radial bearing bush; 4-pressing a ring; 5-oil slinger; 6-oil sealing; 7-adjusting the cushion; 8-bearing sleeve; 9-angular contact ball bearings; 10-a bearing anti-rotation sleeve; 11-oil ring sleeve; 12-a bearing end cap; 13-a gas release plug; 14-finned tubes; 15-water cooled joints; 16-a lock nut; 17-oil mark; 18-oil cup.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a finned tube type water-cooled bearing component comprises a bearing body 2, wherein a bearing cover 1 is fixedly mounted at the upper end of the bearing body 2, a first round opening and a second round opening are respectively formed in the joint of the bearing body 2 and the two ends of the bearing cover 1, an oil seal 6 is fixedly mounted in the first round opening, a main shaft is inserted in the oil seal 6, a radial bearing bush 3 is sleeved in the bearing body 2 outside the main shaft and positioned, a pressing ring 4 is fixedly mounted on the radial bearing bush 3, the pressing ring 4 is fixedly mounted on the inner wall of the bearing body 2, a bearing sleeve 8 is sleeved on one end of the main shaft, a pair of angular contact ball bearings 9 is sleeved on the outside of the bearing sleeve 8, a pair of bearing anti-rotation sleeves 10 is sleeved on the outside of the angular contact ball bearings 9, a lubricating mechanism is arranged on the main shaft, and a bearing end cover 12 is fixedly mounted on the outer wall of the second round opening, the bearing body 2 is arranged below the main shaft, the finned tube 14 is inserted into the oil tank and penetrates through the side walls of two ends of the oil tank, the cooling mechanism is arranged in the oil tank, the lubricating mechanism comprises an oil ring sleeve 11 which is sleeved on the main shaft and is contacted with one end of the bearing sleeve 8, the oil ring sleeve 11 and the radial bearing bush 3 are fixedly provided with three oil slingers 5, the lower ends of the three oil slingers 5 extend into the oil tank, the cooling mechanism comprises a pair of O-shaped sealing rings which are fixedly sleeved on the outer wall of the finned tube 14, the O-shaped sealing rings are respectively and fixedly arranged in the side walls of two ends of the oil tank, the two ends of the finned tube 14 are respectively and fixedly provided with a water-cooling joint 15, the side walls of two ends of the oil tank are respectively arranged above the finned tube 14 and are respectively provided with an opening, and a pair of the openings are respectively provided with a vernier 17 and a connecting tube, an oil cup 18 is vertically installed at one end of the connecting pipe, a locking nut 16 is sleeved outside one end of the finned tube 14, the locking nut 16 is screwed on the outer wall of the bearing body 2, an adjusting pad 7 is sleeved on the main shaft, the adjusting pad 7 is in contact with the other end of the bearing sleeve 8, one end of the bearing end cover 12 is in contact with one ends of the bearing anti-rotation sleeve 10 and the angular contact ball bearing 9, an air release port is formed in the bearing cover 1, and an air release plug 13 is arranged in the air release port.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): as shown in fig. 1, 2, 3 and 4, the utility model is used for bearing the rotation of the main shaft and the axial thrust of the pump group and is arranged at the driving end and the non-driving end of the pump. The bearing component and the pump set are combined by bolts and positioned by pins. The finned tube 14 passes the oil sump of 2 lower parts of bearing body, and the cooling water is through the heat of taking away lubricating oil in the finned tube 14 flow to reach the heat transfer, refrigerated effect, bearing body (2) and bearing cap (1) are in the same place with the bolt, with the pin location, upper and lower structure, dismouting, maintenance convenience, the tip is sealed with oil blanket (6), prevents that lubricating oil from revealing, and bleeder plug (13) are equipped with on bearing cap (1) upper portion for the discharge of the inside oil gas of bearing unit.

As shown in fig. 1, 2, 3 and 4, the radial bearing bush (3) is fixed on the bearing body (2) by a compression ring (4) through screws and is positioned by a pin for bearing the main shaft of the pump set.

As shown in fig. 1 and 2, the angular contact ball bearings (9) are arranged back to back and are used for bearing the axial thrust of the pump set, the inner rings of the angular contact ball bearings (9) are arranged on the bearing sleeve (8) in an interference fit mode, and the outer rings of the angular contact ball bearings (9) are provided with bearing anti-rotation sleeves (10) to prevent the outer rings of the angular contact ball bearings (9) from rotating relatively to cause abrasion.

As shown in fig. 1 and 2, 3 oil slingers (5) are provided and respectively mounted on the radial bearing bush (3) and the oil ring sleeve (11), and 2 oil slingers (5) are provided and mounted on the radial bearing bush (3) and used for splashing lubricating oil in an oil pool onto the radial bearing bush (3) and the angular contact ball bearing (9) to achieve a lubricating effect.

As shown in fig. 1 and 2, a bearing end cap (12) is screwed to the bearing body (2) to position the angular ball bearing (9) and prevent axial play. An adjusting pad (7) is mounted on the shaft for adjusting the axial pull size during pump assembly.

As shown in fig. 1, 2, 3 and 4, an oil pointer (17) is arranged at the upper surface position of lubricating oil at the lower part of the bearing body (2) and is marked with scale marks so as to observe the lubricating oil level conveniently. The oil cup (18) is arranged at the lower part of the bearing body (2) through a connecting pipe, and when the lubricating oil level drops below the standard oil level, the oil cup (18) automatically replenishes the lubricating oil to the oil pool to restore to the standard position.

As shown in figures 1, 2, 3 and 4, the finned tube (14) is arranged at the lower part of the bearing body (2), penetrates through the whole oil pool, is sealed by an O-shaped ring to prevent lubricating oil from leaking, is fixed by a locking nut (16) to prevent the lubricating oil from moving, and is provided with water cooling joints (15) at the two ends of the inlet and the outlet of the finned tube (14) for being connected with an external cooling water pipeline so as to be convenient to disassemble.

The utility model has the characteristics of simple structure, easy dismounting, cooling and lubricated effectual, bearing capacity is strong etc, but wide application is on the centrifugal pump of devices such as petrochemical, electricity generation, refuse treatment, iron and steel smelting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a finned tube water-cooling bearing part, includes the bearing body (2), the upper end fixed mounting of bearing body (2) has bearing cap (1), its characterized in that, first round mouth and second round mouth have been seted up respectively to the laminating department at bearing body (2) and bearing cap (1) both ends, fixed mounting has oil blanket (6) in the first round mouth, the main shaft has been equipped with in oil blanket (6) interpolation, the outside of main shaft just is located radial axle bush (3) has been cup jointed in bearing body (2), fixed mounting has clamping ring (4) on radial axle bush (3), clamping ring (4) fixed mounting is in on the inner wall of bearing body (2), one of main shaft is served and has been cup jointed bearing housing (8), a pair of angular contact ball bearing (9) has been cup jointed to the outside of bearing housing (8), and a pair of angular contact ball bearing (9) has been cup jointed bearing housing (10), the spindle is provided with a lubricating mechanism, the outer wall of the second round opening is fixedly provided with a bearing end cover (12), the inside of the bearing body (2) is located, an oil pool is arranged below the spindle, finned tubes (14) are inserted into the side walls of the two ends of the oil pool and penetrate through the oil pool, and the oil pool is internally provided with a cooling mechanism.

2. A finned tube type water cooled bearing component according to claim 1, characterized in that the lubricating mechanism comprises an oil ring sleeve (11) sleeved on the main shaft and contacting with one end of the bearing sleeve (8), the oil ring sleeve (11) and the radial bearing bush (3) are fixedly provided with three oil slingers (5), and the lower ends of the three oil slingers (5) extend into the oil pool.

3. The finned tube type water-cooled bearing component according to claim 1, wherein the cooling mechanism comprises a pair of O-shaped sealing rings fixedly sleeved on the outer wall of the finned tube (14), the pair of O-shaped sealing rings are fixedly installed in the side walls at the two ends of the oil pool respectively, water-cooled joints (15) are fixedly installed at the two ends of the finned tube (14) respectively, openings are formed in the side walls at the two ends of the oil pool and above the finned tube (14), a vernier (17) and a connecting tube are installed on the pair of openings respectively, and an oil cup (18) is vertically installed at one end of the connecting tube.

4. A finned tube water cooled bearing component according to claim 1 wherein a locknut (16) is sleeved outside one end of the finned tube (14), and the locknut (16) is screwed on the outer wall of the bearing body (2).

5. A finned tube water cooled bearing according to claim 1 wherein the main shaft is sleeved with an adjusting pad (7), and the adjusting pad (7) is in contact with the other end of the bearing sleeve (8).

6. A finned tube water cooled bearing component according to claim 1 wherein one end of the bearing end cap (12) is in contact with the bearing anti-rotation sleeve (10) and one end of an angular contact ball bearing (9).

7. The finned tube type water-cooled bearing component as claimed in claim 1, wherein a relief opening is formed in the bearing cover (1), and a relief plug (13) is arranged in the relief opening.