CN215110130U

CN215110130U - Improved generation circulating water pump bearing axle sleeve subassembly

Info

Publication number: CN215110130U
Application number: CN202121131097.1U
Authority: CN
Inventors: 潘磊; 李文锋
Original assignee: Hebei Kaimenzi Fertilizer Co ltd
Current assignee: Hebei Kaimenzi Fertilizer Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-12-10
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an improved circulating water pump bearing shaft sleeve assembly, which comprises a shell, one end of the shell is connected with a first flange connecting part, the inner wall of one side of the first flange connecting part is connected with a shaft sleeve ring, the inner side of the shaft sleeve ring is provided with a threaded hole in a penetrating way, the inside of the shaft sleeve ring is provided with a key groove, the inner wall of the shaft sleeve ring is connected with a bearing ring, the inner wall of the bearing ring is connected with a rotating shaft, the inner wall of the other side of the first flange connecting part is connected with a positioning ring, the inner wall of the positioning ring is connected with a double-row angular contact ball bearing, one side of the double-row angular contact ball bearing is connected with an oil storage chamber, one side of the oil storage chamber is connected with a deep groove ball bearing, one end of the deep groove ball bearing is connected with an oil seal ring, the outer wall of the oil storage chamber is provided with a ring wall, in the utility model, the shaft sleeve ring can play a good fixing role for the shaft sleeve ring by utilizing the clamping of the shaft sleeve ring on the bearing ring through the common action of a structure connected with the shell, and the components of each group can be mutually disassembled, so that the multifunctional electric heating cooker is more practical in use.

Description

Improved generation circulating water pump bearing axle sleeve subassembly

Technical Field

The utility model relates to a water pump technical field especially relates to an improved generation circulating water pump bearing axle sleeve subassembly.

Background

The circulating water pump is a machine for conveying fluid or pressurizing the fluid, and comprises some machines for conveying gas, the function of the circulating water pump is to supply cooling water to a steam turbine condenser for cooling steam exhaust of the steam turbine, a bearing of the circulating water pump is an important part of mechanical parts, the circulating water pump is widely applied in various fields, when a shaft is assembled, the shaft is sometimes required to be matched with a shaft sleeve for use, the shaft sleeve is required to be connected and fixed with the shaft, the existing connecting mode is mostly screws, threads and the like, the assembly is complicated, threads or threaded holes are required to be processed on parts, the manufacturing cost is increased, but certain defects exist in the use of the existing bearing shaft sleeve assembly, and therefore the improved circulating water pump bearing shaft sleeve assembly needs to be provided.

There are the following problems:

traditional bearing shaft sleeve subassembly is being connected the in-process to the water pump, can not be in the best lubricated state all the time to the bearing, and too much oiling easily makes lubricating oil leak out, easily causes unnecessary extravagant, and the water pump uses for a long time and can fall into the dust in the bearing subassembly, need dismantle the processing to its subassembly, and dismantle comparatively troublesome, and increased the cost of maintenance to the water pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an improved circulating water pump bearing sleeve component.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an improved circulating water pump bearing shaft sleeve assembly comprises a shell, wherein one end of the shell is connected with a first flange connecting part, the inner wall of one side of the first flange connecting part is connected with a shaft sleeve ring, the inner side of the shaft sleeve ring is provided with a threaded hole in a penetrating way, a key groove is arranged inside the shaft sleeve ring, the inner wall of the shaft sleeve ring is connected with a bearing ring, the inner wall of the bearing ring is connected with a rotating shaft, the inner wall of the other side of the first flange connecting part is connected with a positioning ring, the inner wall of the positioning ring is connected with a double-row angular contact ball bearing, one side of the double-row angular contact ball bearing is connected with an oil storage chamber, one side of the oil storage chamber is connected with a deep groove ball bearing, one end of the deep groove ball bearing is connected with an oil seal ring, the outer wall of the oil storage chamber is provided with a ring wall, the other end of the shell is connected with a second flange connecting portion, and the inner wall of the second flange connecting portion is connected with a gland.

As a further description of the above technical solution:

one end of the shell is in threaded connection with the first flange connecting portion, the shell is matched with the thickness of the annular wall, and the inner wall of one side of the first flange connecting portion is connected with the shaft sleeve ring in a clamping mode.

As a further description of the above technical solution:

the bearing ring is characterized in that a threaded hole is fixedly formed in the inner side of the shaft sleeve ring, the threaded hole and the key groove are staggered in position, the key groove is fixedly formed in the shaft sleeve ring, the inner wall of the shaft sleeve ring is connected with the bearing ring in a clamping mode, and the bearing ring is connected with the shaft sleeve ring in a coaxial mode.

As a further description of the above technical solution:

the inner wall of the bearing ring is rotatably connected with the rotating shaft, the outer wall of the rotating shaft is of a thread structure, and the inner wall of the other side of the first flange connecting portion is connected with the positioning ring in a clamping mode.

As a further description of the above technical solution:

the inner wall of the positioning ring is clamped with the double-row angular contact ball bearing, one side of the double-row angular contact ball bearing is clamped with the oil storage chamber, and one side of the oil storage chamber is provided with an oil hole.

As a further description of the above technical solution:

one side and deep groove ball bearing joint of oil storage chamber, deep groove ball bearing's one end and oil seal ring cup joint, the outer wall and the rampart of oil storage chamber cup joint.

As a further description of the above technical solution:

the other end and the second flange connecting portion threaded connection of casing, second flange connecting portion can dock with first flange connecting portion, the inner wall and the gland joint of second flange connecting portion.

The utility model discloses following beneficial effect has:

through the combined action of the connecting structure with the shell, the shaft sleeve ring can be well fixed by clamping the shaft sleeve ring on the bearing ring, through the combined action of the additionally arranged oil storage chamber and the bearing structures at two sides, the oil in the bearing ring can be always in an ideal state, so that the bearing ring can be in an optimal lubrication state, the oil seal ring on one side of the deep groove ball bearing can effectively prevent the water pump from pumping the medium in the deep groove ball bearing, can prevent the lubricating oil in the oil storage chamber from leaking, can realize the purpose of zero leakage, and can mutually disassemble all the components, thereby facilitating the user to disassemble and assemble the assembly and shortening the maintenance time, thereby reducing the maintenance cost of the water pump, the dust-proof device can prevent external dust from falling into gaps between the assemblies and prevent the assemblies from being bent, so that the dust-proof device is more practical in use.

Drawings

Fig. 1 is an external view of an improved circulating water pump bearing sleeve assembly provided by the present invention;

fig. 2 is a sectional view of a first flange connecting portion of an improved circulating water pump bearing sleeve assembly provided by the present invention;

fig. 3 is the utility model provides an overall structure schematic diagram of an improved generation circulating water pump bearing shaft sleeve subassembly.

Illustration of the drawings:

1. a housing; 2. a first flange connection portion; 3. a shaft collar; 4. a threaded hole; 5. a keyway; 6. a bearing ring; 7. a rotating shaft; 8. a positioning ring; 9. a double row angular contact ball bearing; 10. an oil storage chamber; 11. a deep groove ball bearing; 12. an oil seal ring; 13. an annular wall; 14. a second flange connection portion; 15. and (7) pressing the cover.

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 work belong to the protection scope of the present invention.

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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an improved circulating water pump bearing sleeve assembly comprises a shell 1, one end of the shell 1 is connected with a first flange connecting portion 2, the inner wall of one side of the first flange connecting portion 2 is connected with a shaft sleeve ring 3, the inner side of the shaft sleeve ring 3 is provided with a threaded hole 4 in a penetrating manner, a key groove 5 is arranged inside the shaft sleeve ring 3, the inner wall of the shaft sleeve ring 3 is connected with a bearing ring 6, the inner wall of the bearing ring 6 is connected with a rotating shaft 7, the inner wall of the other side of the first flange connecting portion 2 is connected with a positioning ring 8, the inner wall of the positioning ring 8 is connected with a double-row angular contact ball bearing 9, so that the bearing ring 6 and a deep groove ball bearing 11 are axially loaded, the stability of the axial direction and a small operating clearance accurately keep the shaft at an accurate position, one side of the double-row angular contact ball bearing 9 is connected with an oil storage chamber 10, lubricating oil can be stored in the oil storage chamber 10, and the bearing ring 6 can be in an optimal lubricating state, one side of the oil storage chamber 10 is connected with a deep groove ball bearing 11, one end of the deep groove ball bearing 11 is connected with an oil seal ring 12, the outer wall of the oil storage chamber 10 is provided with a ring wall 13, and the ring wall 13 can form a unit for the bearing assembly inside the ring wall, so that the whole use space is more effectively utilized, the other end of the shell 1 is connected with a second flange connecting part 14, and the inner wall of the second flange connecting part 14 is connected with a gland 15.

One end of a shell 1 is in threaded connection with a first flange connecting part 2, the shell 1 is matched with the thickness of a ring wall 13, the inner wall of one side of the first flange connecting part 2 is clamped with a shaft sleeve ring 3, a threaded hole 4 is fixedly arranged on the inner side of the shaft sleeve ring 3, the position of the threaded hole 4 is staggered with that of the key groove 5, the key groove 5 is fixedly arranged inside the shaft sleeve ring 3, the inner wall of the shaft sleeve ring 3 is clamped with a bearing ring 6, the bearing ring 6 is coaxially connected with the shaft sleeve ring 3, the shaft sleeve ring 3 is conveniently connected, the inner wall of the bearing ring 6 is rotatably connected with a rotating shaft 7, the outer wall of the rotating shaft 7 is in a thread structure, the inner wall of the other side of the first flange connecting part 2 is clamped with a positioning ring 8, the inner wall of the positioning ring 8 is clamped with a double-row angular contact ball bearing 9, one side of the double-row angular contact ball bearing 9 is clamped with an oil storage chamber 10, one side of the oil storage chamber 10 is provided with an oil hole, and lubricating oil is conveniently added into the oil storage chamber 10, one side and the deep groove ball bearing 11 joint of oil storage chamber 10, the one end and the oil seal ring 12 of deep groove ball bearing 11 cup joint, avoid the water pump to appear the phenomenon of oil leak when using, the outer wall and the rampart 13 of oil storage chamber 10 cup joint, the other end and the 14 threaded connection of second flange connection portion of casing 1, second flange connection portion 14 and first flange connection portion 2 can carry out the inner wall and the gland 15 joint of butt joint second flange connection portion 14, can play the effect of protection to the bearing axle sleeve.

The working principle is as follows: when the improved circulating water pump bearing bush assembly is used, the first flange connecting part 2 and the second flange connecting part 14 are firstly installed at two ends of the shell 1, the oil seal ring 12 in the shell 1 seals the deep groove ball bearing 11, the water pump can be effectively prevented from pumping media, particles, moist air and the like into an internal bearing structure, so that the service life of the whole bearing ring 6 is influenced, in addition, lubricating oil in the oil storage chamber 10 can be prevented from leaking, the purpose of zero leakage can be realized, the oil hole formed in one side of the oil storage chamber 10 can keep the oil level in the bearing ring 6 in an ideal state all the time, so that the bearing ring 6 can be in an optimal lubricating state, the double-row angular contact ball bearing 9 is used for axial load of the bearing ring 6 and the deep groove ball bearing 11, the stability of the axial direction and the small operating clearance accurately keep the shaft at an accurate position, and through a plurality of bearing designs, the negative effects and the thermal expansion of reducible interface, and in the use to the water pump, if use for a long time, outside dust accessible gap gets into bearing assembly, and can seal bearing shaft sleeve subassembly through gland 15, can prevent that unnecessary dust from getting into in the gap of its subassembly, and the design of casing 1 and the mutually supporting of rampart 13, can avoid appearing the phenomenon of bending to its subassembly, and all can dismantle one by one its structure, thereby the person of being convenient for uses dismantles the installation to its subassembly, shorten the repair time, thereby reduce the cost of maintenance to the water pump.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an improved generation circulating water pump bearing axle sleeve subassembly, includes casing (1), its characterized in that: one end of the shell (1) is connected with a first flange connecting portion (2), the inner wall of one side of the first flange connecting portion (2) is connected with a shaft sleeve ring (3), a threaded hole (4) is formed in the inner side of the shaft sleeve ring (3) in a penetrating mode, a key groove (5) is formed in the shaft sleeve ring (3), the inner wall of the shaft sleeve ring (3) is connected with a bearing ring (6), the inner wall of the bearing ring (6) is connected with a rotating shaft (7), the inner wall of the other side of the first flange connecting portion (2) is connected with a positioning ring (8), the inner wall of the positioning ring (8) is connected with a double-row angular contact ball bearing (9), one side of the double-row angular contact ball bearing (9) is connected with an oil storage chamber (10), one side of the oil storage chamber (10) is connected with a deep groove ball bearing (11), and one end of the deep groove ball bearing (11) is connected with an oil seal ring (12), the outer wall of oil storage chamber (10) is provided with rampart (13), the other end of casing (1) is connected with second flange joint portion (14), the inner wall connection of second flange joint portion (14) has gland (15).

2. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: one end of the shell (1) is in threaded connection with the first flange connecting portion (2), the shell (1) is matched with the thickness of the annular wall (13), and the inner wall of one side of the first flange connecting portion (2) is connected with the shaft sleeve ring (3) in a clamped mode.

3. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: the inboard of the axle lantern ring (3) is fixed and is provided with screw hole (4), the position of screw hole (4) and keyway (5) staggers, the inside of the axle lantern ring (3) is fixed and is provided with keyway (5), the inner wall and bearing ring (6) joint of the axle lantern ring (3), bearing ring (6) and axle lantern ring (3) coaxial coupling.

4. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: the inner wall of bearing ring (6) rotates with pivot (7) to be connected, the outer wall of pivot (7) is thread column structure, the inner wall and holding ring (8) joint of first flange joint portion (2) opposite side.

5. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: the inner wall of the positioning ring (8) is connected with a double-row angular contact ball bearing (9) in a clamping mode, one side of the double-row angular contact ball bearing (9) is connected with an oil storage chamber (10) in a clamping mode, and one side of the oil storage chamber (10) is provided with an oil hole.

6. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: one side and deep groove ball bearing (11) joint of oil storage chamber (10), the one end and the oil seal ring (12) of deep groove ball bearing (11) cup joint, the outer wall and the rampart (13) of oil storage chamber (10) cup joint.

7. The improved circulating water pump bearing sleeve assembly of claim 1, wherein: the other end and the second flange connecting portion (14) threaded connection of casing (1), second flange connecting portion (14) can dock with first flange connecting portion (2), the inner wall and gland (15) joint of second flange connecting portion (14).