CN215521683U

CN215521683U - External wear-resistant and high-temperature-resistant sealing bearing

Info

Publication number: CN215521683U
Application number: CN202121630638.5U
Authority: CN
Inventors: 何永强
Original assignee: Dalian Tianrui Cement Co ltd
Current assignee: Dalian Tianrui Cement Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-01-14
Anticipated expiration: 2031-07-16

Abstract

The utility model relates to the field of bearings, in particular to an external wear-resistant and high-temperature-resistant sealing bearing which comprises an inner barrel, wherein an outer barrel is sleeved outside the inner barrel, balls are distributed between the inner barrel and the outer barrel, the outer barrel is provided with a cooling cavity, the axis of the cooling cavity is collinear with the axis of the outer barrel, a water-blocking ring plate is arranged in the cooling cavity and is spirally arranged in the cooling cavity, the cooling cavity is internally provided with a spiral cooling water channel by the water-blocking ring plate, the outer barrel is provided with a water inlet hole and a water outlet hole, the water inlet hole and the water outlet hole are respectively positioned at two ends of the outer barrel and are both connected to the cooling water channel, one end of the water inlet hole, which is far away from the cooling water channel, is fixedly connected with a water inlet extension pipe, and the end of the water inlet extension pipe, which is far away from the outer barrel, is provided with a water inlet connecting thread; one end of the water outlet hole, which is far away from the cooling water channel, is fixedly connected with a water outlet extension pipe, and the end of the water outlet extension pipe, which is far away from the outer barrel, is provided with a water outlet connecting thread, so that the effects of improving the wear resistance and high temperature resistance of the bearing under a high-temperature working environment are achieved.

Description

External wear-resistant and high-temperature-resistant sealing bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to an external wear-resistant and high-temperature-resistant sealing bearing.

Background

The bearing is a common mechanical part, can support mechanical transmission and reduce the friction force applied to the mechanical part in the rotating process, and ensures the rotation precision. The bearing has the advantages of simple use method, simple structure and convenient maintenance, thereby having wide application range.

The existing bearing structure generally comprises an inner cylinder, an outer cylinder is sleeved outside the inner cylinder, and balls are arranged between the inner cylinder and the outer cylinder. When the mechanical rotating part rotates, the inner cylinder rotates synchronously with the rotating part, the outer cylinder keeps a static state, and the balls between the outer cylinder and the inner cylinder reduce the friction force when the inner cylinder rotates through rolling.

The above prior art has the following disadvantages:

when machinery is in high temperature operational environment or machinery work itself can produce higher temperature, the temperature of urceolus and ball also can rise, can lead to the wearability decline of urceolus and ball after the temperature risees, and easy emergence ball and urceolus break and can't use, and then reduced the stability of bearing work in high temperature environment, and then reduced the high temperature resistant ability of bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an external wear-resistant and high-temperature-resistant sealing bearing, which achieves the effect of improving the wear-resistant and high-temperature-resistant capabilities of the bearing in a high-temperature working environment and solves the problems in the background technology.

In order to achieve the technical purpose and achieve the technical effects, the utility model is realized by the following technical scheme:

an external wear-resistant and high-temperature-resistant sealed bearing comprises an inner barrel, wherein an outer barrel is sleeved outside the inner barrel, balls are distributed between the inner barrel and the outer barrel, a cooling cavity is formed in the outer barrel and is arranged in a circular ring shape, the axis of the cooling cavity is collinear with the axis of the outer barrel, a water blocking ring plate is arranged in the cooling cavity and is arranged in a spiral shape, a spiral cooling water channel is formed in the cooling cavity by the water blocking ring plate, a water inlet hole and a water outlet hole are formed in the outer barrel, the water inlet hole and the water outlet hole are respectively located at two ends of the outer barrel and are connected to the cooling water channel, one end, away from the cooling water channel, of the water inlet hole is fixedly connected with an extended water inlet pipe, the extended water inlet pipe is fixedly connected to the circumferential outer wall of the outer barrel, the axis of the extended water inlet pipe is perpendicular to the axis of the outer barrel, and an end, away from the outer barrel, of the extended water inlet pipe is provided with a water inlet connecting thread; one end of the water outlet hole, which is far away from the cooling water channel, is fixedly connected with a water outlet extension pipe, the water outlet extension pipe is fixedly connected to the circumferential outer wall of the outer barrel, the axis of the water outlet extension pipe is perpendicular to the axis of the outer barrel, and the end, which is far away from the outer barrel, of the water outlet extension pipe is provided with a water outlet connecting thread.

Preferably, a plurality of water passing through holes are formed in the water blocking ring plate, and the water passing through holes are evenly arrayed on the water blocking ring plate.

Preferably, the outer barrel is provided with a fixed disk fixedly connected with the end of the water inlet hole, the axis of the fixed disk is collinear with the axis of the outer barrel, a plurality of fixing holes are formed in the fixed disk, the fixing holes are arranged in a circular ring array along the fixed disk, and the axis of each fixing hole is parallel to the axis of the outer barrel.

Preferably, the inner wall that the cooling chamber is close to the ball has seted up the heat transfer hole on, heat transfer hole and cooling water course intercommunication, and the one end size that the heat transfer hole is close to the cooling chamber is great, and the size that the heat transfer hole is close to the ball is less, and the heat transfer pole has been inserted in the heat transfer hole, and the heat transfer pole fills up and is full of the heat transfer hole.

Preferably, the heat transfer holes are provided with a plurality of holes which are uniformly arrayed along the spiral track of the cooling water channel, and a heat transfer rod is inserted into each heat transfer hole.

Preferably, each heat transfer rod is made of an aluminum alloy material.

The utility model has the beneficial effects that:

when the bearing works under the high-temperature working environment, a worker connects the water inlet extension pipe with a water source through the water inlet connecting thread, flowing water enters the cooling cavity after flowing through the water inlet hole through the water inlet extension pipe at the water source, then the worker communicates the wastewater treatment equipment with the water outlet pipe through the water outlet connecting thread, and the water enters the cooling cavity and then is filled with the cooling water channel under the action of the water blocking ring plate, and flows rapidly in the cooling water channel. The heat that flows rivers will transmit to on the urceolus is taken away, and then has reduced the temperature of urceolus and ball, and the temperature rise can make the wearability of urceolus and ball remain stable after reducing, and then has improved the stability of bearing work in high temperature environment, has improved the high temperature resistance ability of bearing, has reached the effect that reaches the ability that improves wear-resisting, the high temperature resistance of bearing under high temperature operational environment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural view showing a water passing hole.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an inner barrel; 2. an outer cylinder; 3. a ball bearing; 4. a cooling cavity; 41. a water blocking ring plate; 42. a cooling water channel; 5. a water inlet hole; 51. an inlet extension pipe; 52. water inlet connecting threads; 6. a water outlet hole; 61. an outlet extension pipe; 7. a water passing through hole; 8. fixing the disc; 81. a fixing hole; 9. a heat transfer hole; 91. a heat transfer rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an external wear-resistant and high-temperature-resistant sealed bearing comprises an inner cylinder 1, an outer cylinder 2 is sleeved outside the inner cylinder 1, balls 3 are arranged between the inner cylinder 1 and the outer cylinder 2, a cooling cavity 4 is formed in the outer cylinder 2, the cooling cavity 4 is arranged in a circular ring shape, the axis of the cooling cavity 4 is collinear with the axis of the outer cylinder 2, a water-blocking ring plate 41 is arranged in the cooling cavity 4, the water-blocking ring plate 41 is arranged in the cooling cavity 4 in a spiral shape, a plurality of water-passing through holes 7 are formed in the water-blocking ring plate 41, and the water-passing through holes 7 are evenly arrayed on the water-blocking ring plate 41. The water-blocking ring plate 41 forms a spiral cooling water channel 42 in the cooling cavity 4, the outer barrel 2 is provided with a water inlet 5 and a water outlet 6, the water inlet 5 and the water outlet 6 are respectively positioned at two ends of the outer barrel 2, the water inlet 5 and the water outlet 6 are both connected to the cooling water channel 42, one end of the water inlet 5 away from the cooling water channel 42 is fixedly connected with a water inlet extension pipe 51, the water inlet extension pipe 51 is fixedly connected to the circumferential outer wall of the outer barrel 2, the axis of the water inlet extension pipe 51 is perpendicular to the axis of the outer barrel 2, and the end of the water inlet extension pipe 51 away from the outer barrel 2 is provided with a water inlet connecting thread 52; one end fixedly connected with of apopore 6 keeping away from cooling water course 42 goes out water extension pipe 61, goes out water extension pipe 61 fixed connection on the circumference outer wall of urceolus 2, goes out the axis of water extension pipe 61 perpendicular to urceolus 2's axis, and the end that goes out water extension pipe 61 and keeps away from urceolus 2 has seted up out water connecting thread.

Referring to fig. 1-3, the end of the outer cylinder 2 provided with the water inlet 5 is fixedly connected with a fixed disk 8, the axis of the fixed disk 8 is collinear with the axis of the outer cylinder 2, the fixed disk 8 is provided with a plurality of fixing holes 81, the plurality of fixing holes 81 are in a circular ring array along the fixed disk 8, and the axis of each fixing hole 81 is parallel to the axis of the outer cylinder 2.

Referring to fig. 1-3, a temperature transfer hole 9 is formed in the inner wall of the cooling cavity 4 close to the ball 3, the temperature transfer hole 9 is communicated with the cooling water channel 42, the size of one end of the temperature transfer hole 9 close to the cooling cavity 4 is larger, the size of the temperature transfer hole 9 close to the ball 3 is smaller, a temperature transfer rod 91 is inserted into the temperature transfer hole 9, and the temperature transfer rod 91 fills the temperature transfer hole 9. The hole 9 that conducts the temperature is provided with a plurality ofly, and a plurality of holes 9 that conduct the temperature are along the even array of the spiral orbit of cooling water course 42, all inserts in every hole 9 that conducts the temperature and establish the temperature pole 91, and every temperature pole 91 all chooses for use the temperature pole 91 that the aluminum alloy material made. The aluminum alloy material has better heat transfer capacity, can be quick with the temperature rapid transfer to cooling water course 42 on inner tube 1 and the ball 3 in, the heat on the water with heat transfer rod 91 that flows in the water course 42 of cooling takes away again, accelerates the cooling rate of ball 3, improves the heat resistance of ball 3.

One specific application of this embodiment is:

before the bearing work, the workman fixes the bearing in the organism outside through fixed disk 8 and fixed orifices 81, and during the fixed, the workman chooses for use suitable bolt to run through behind the fixed orifices 81 to compress tightly fixed disk 8 and set up the bearing on the organism outside, and the bearing heat dissipation of being convenient for guarantees the stability in use of self, the connection of the follow-up equipment of being convenient for simultaneously.

When the bearing works in a high-temperature working environment, a worker connects the water inlet extension pipe 51 with a water source through the water inlet connecting thread 52, flowing water flows through the water inlet extension pipe 51 through the water inlet hole 5 and then enters the cooling cavity 4 through the water source, then the worker communicates the wastewater treatment equipment with the water outlet pipe through the water outlet connecting thread, and the water flows into the cooling cavity 4 and then is filled in the cooling water channel 42 under the action of the water blocking ring plate 41, and flows rapidly in the cooling water channel 42. The flowing water stream carries away the heat transferred to the outer tub 2. Simultaneously, the temperature that dowel 91 transmitted ball 3 and inner tube 1 is preferred to be transmitted to cooling water course 42 in for dowel 91 gathers the temperature on with inner tube 1 and ball 3, because, the size diverse at dowel 91 both ends for the heat on the dowel 91 can be quick is taken away by cooling water course 42 fast, combines, through above-mentioned step, has reached the effect that improves the wear-resisting of bearing under high temperature operational environment, high temperature resistance ability.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.

Claims

1. The utility model provides an external wear-resisting, high temperature resistant sealed bearing, includes inner tube (1), and inner tube (1) outside cover is equipped with urceolus (2), and ball (3) of having arranged between inner tube (1) and urceolus (2), its characterized in that: the cooling water pipe is characterized in that the outer barrel (2) is provided with a cooling cavity (4), the cooling cavity (4) is arranged in a circular ring shape, the axis of the cooling cavity (4) is collinear with the axis of the outer barrel (2), a water blocking ring plate (41) is arranged in the cooling cavity (4), the water blocking ring plate (41) is arranged in the cooling cavity (4) in a spiral shape, the water blocking ring plate (41) forms a spiral cooling water channel (42) in the cooling cavity (4), the outer barrel (2) is provided with a water inlet hole (5) and a water outlet hole (6), the water inlet hole (5) and the water outlet hole (6) are respectively arranged at two ends of the outer barrel (2), the water inlet hole (5) and the water outlet hole (6) are both connected to the cooling water channel (42), one end of the water inlet hole (5) far away from the cooling water channel (42) is fixedly connected with an extension water inlet pipe (51), the extension water inlet pipe (51) is fixedly connected to the circumferential outer wall of the outer barrel (2), the axis of the extension pipe (51) is perpendicular to the axis of the outer barrel (2), the end of the water inlet extension pipe (51) far away from the outer cylinder (2) is provided with a water inlet connecting thread (52); one end, far away from the cooling water channel (42), of the water outlet hole (6) is fixedly connected with a water outlet extension pipe (61), the water outlet extension pipe (61) is fixedly connected to the circumferential outer wall of the outer barrel (2), the axis of the water outlet extension pipe (61) is perpendicular to the axis of the outer barrel (2), and a water outlet connecting thread is formed in the end, far away from the outer barrel (2), of the water outlet extension pipe (61).

2. The outboard wear-resistant, high-temperature-resistant sealed bearing of claim 1, wherein: a plurality of water passing through holes (7) are formed in the water blocking ring plate (41), and the water passing through holes (7) are evenly arrayed on the water blocking ring plate (41).

3. The outboard wear-resistant, high-temperature-resistant sealed bearing of claim 2, wherein: end fixedly connected with fixed disk (8) of intake opening (5) are seted up in urceolus (2), and the axis of fixed disk (8) and the axis collineation of urceolus (2) have seted up a plurality of fixed orificess (81) on fixed disk (8), and a plurality of fixed orificess (81) are ring form array along fixed disk (8), and the axis of every fixed orificess (81) all is on a parallel with the axis of urceolus (2).

4. The outboard wear resistant, high temperature resistant sealed bearing of claim 3, wherein: temperature transmission hole (9) have been seted up on cooling chamber (4) are close to the inner wall of ball (3), and temperature transmission hole (9) and cooling water course (42) intercommunication, the one end size that temperature transmission hole (9) are close to cooling chamber (4) is great, and the size that temperature transmission hole (9) are close to ball (3) is less, and heat transmission rod (91) have been inserted in heat transmission hole (9), and heat transmission rod (91) are filled and are fully transmitted temperature hole (9).

5. The outboard wear resistant, high temperature resistant sealed bearing of claim 4, wherein: the heat transfer holes (9) are provided with a plurality of heat transfer holes (9), the heat transfer holes (9) are uniformly arrayed along the spiral track of the cooling water channel (42), and a heat transfer rod (91) is inserted into each heat transfer hole (9).

6. The outboard wear-resistant, high-temperature-resistant sealed bearing of claim 5, wherein: each heat transfer rod (91) is made of aluminum alloy.