CN211314872U - Bearing structure for water separator and construction waste water separator comprising same - Google Patents
Bearing structure for water separator and construction waste water separator comprising same Download PDFInfo
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- CN211314872U CN211314872U CN201922227034.5U CN201922227034U CN211314872U CN 211314872 U CN211314872 U CN 211314872U CN 201922227034 U CN201922227034 U CN 201922227034U CN 211314872 U CN211314872 U CN 211314872U
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- water separator
- inner ring
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- tail wheel
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Abstract
The utility model provides a water selects machine bearing structure and including its building rubbish water selection machine relates to water selection machine and relates to the relevant technical field, has solved the technical problem that water selection machine that exists among the prior art is short with bearing life. The inner ring is rotatably arranged in the supporting hole, a first limiting part is arranged at the first end of the inner ring, the first limiting part is a protruding structure formed by extending the outer wall of the inner ring outwards in the radial direction, the first limiting part is abutted to the outer ring, and a mounting hole is formed in the inner ring. The utility model is used for the support of water separator tail-wheel axle.
Description
Technical Field
The utility model belongs to the technical field of the relevant technique of water separator and specifically relates to a bearing structure reaches building rubbish water separator including it for water separator.
Background
At present, equipment used by the construction waste treatment belt type water separator in China is generally finished by adopting a universal belt conveyor, the tail transmission design of the equipment is that two sets of rolling bearings are respectively arranged on two sides of a shaft, a bearing gland is fixed on a roller and sealed by a framework oil seal, lubricating grease is filled in once during installation, and daily lubrication maintenance is difficult to realize after installation. The operation environment of the tail wheel is extremely severe, the tail wheel is in sedimentation of water flotation for a long time, the pool contains various building materials such as muck, broken stone, mortar, concrete blocks, brick and tile blocks, asphalt blocks, non-metallic materials and the like, and also contains various light substances such as heat insulation materials such as various woods, perlite, asbestos and the like, and the tail wheel is equivalent to operation in a slurry environment.
Because the tail wheel is in the sedimentation basin unit, after the tail wheel is put into production, under the pressure of water, the tail wheel seal can not shield slurry, the framework oil seal is damaged rapidly, mortar enters the bearing, thereby leading to the tail shaft break accident after one month of production, and the replacement and difficulty thereof, the tail wheel needs to be drawn out and installed again after recovery, the labor intensity of workers is high, more than three days are needed, major equipment accidents are caused, in addition, after the equipment is worn, the load is increased, the operation cost of the equipment is improved, and the requirements of building garbage production and market requirements can not be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water is bearing arrangement for selection machine reaches construction waste water selection machine including it for the water selection machine who solves existence among the prior art at least uses the short technical problem of bearing life. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
in a first aspect, the utility model provides a bearing structure for a water separator, which comprises an inner ring and an outer ring, wherein a circular supporting hole is formed inside the outer ring, the outer wall of the inner ring is a cylindrical surface, the inner ring is rotatably arranged in the supporting hole,
the first end of the inner ring is provided with a first limiting part, the first limiting part is of a protruding structure formed by extending the outer wall of the inner ring outwards in the radial direction, the first limiting part is abutted to the outer ring, and a mounting hole is formed in the inner ring.
Preferably, the first stopper portion is configured as an annular projection structure formed along a circumferential direction of the inner race.
Preferably, the outer wall of the outer ring is configured as a non-cylindrical surface.
Preferably, the outer wall of the outer ring is configured as a square cylinder.
Preferably, a second stopper portion is formed in the mounting hole of the inner race, the second stopper portion being configured as a projection formed radially inward in the mounting hole.
Preferably, the second position-limiting portion is configured as an annular protrusion structure.
Preferably, the mounting hole is configured as a stepped hole.
A second aspect, the utility model provides a building rubbish water separator, including above-mentioned bearing structure for water separator, bearing structure installs at least on the tailwheel axle for water separator, the tailwheel axle with the mounting hole interference fit of inner circle, the outer lane is fixed on the tailwheel support.
Preferably, the tail wheel support is provided with an installation groove, and the outer ring is placed in the installation groove and is fixed through a pressing plate.
Preferably, the bearing for the water separator is arranged outside the roller of the tail wheel, and the tail wheel shaft is connected with the hub inside the roller through a key hub.
The utility model has the advantages that: adopt sliding friction's mode between inner circle and the outer lane, reduced clearance between the two to can reduce and get into the particulate matter between the two, thereby avoid the particulate matter to cause the influence to the operation of bearing, avoid the emergence of card dun and excessive wearing and tearing promptly. The utility model discloses bearing arrangement's life has been prolonged and operating stability has been improved to can make the operation of whole equipment more stable, use, maintenance cost also can reduce.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a bearing structure for a water separator provided by the present invention;
FIG. 2 shows a schematic cross-sectional view of the outer ring;
FIG. 3 shows a schematic cross-sectional view of an inner ring;
FIG. 4 is a schematic view showing the assembled state of a tail pulley and a bearing structure for a water separator;
fig. 5 is a schematic view showing a mounting state of a bearing structure for a water separator.
In the figure: 10. an outer ring; 11. a support hole; 20. an inner ring; 21. a first limiting part; 22. mounting holes; 23. a second limiting part; 30. a tail pulley shaft; 40. a drum; 41. a hub; 42. a key; 50. pressing a plate; 51. an installation part; 60. and adjusting the screw rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a bearing structure for water separator, as shown in figure 1, figure 2, figure 3, including outer lane 10 and inner circle 20, the inside circular shape supported hole 11 that is formed with of outer lane 10, the 20 outer wall structures of inner circle are the face of cylinder, inner circle 20 rotationally installs in the supported hole 11, outer lane 10 with adopt clearance fit between the supported hole 11, when inner circle 20 rotates with be sliding friction between the outer lane 10. The structure can reduce the clearance between the inner ring 20 and the outer ring 10 relative to the rolling bearing, thereby reducing the particles entering between the inner ring 20 and the outer ring 10 and avoiding the particles from influencing the normal rotation. Preferably, the outer wall of the outer ring 10 is configured as a non-cylindrical surface, and particularly, the outer wall of the outer ring 10 is configured as a square cylindrical surface, so that the outer ring 10 can be conveniently and fixedly mounted, and in other embodiments, the outer wall of the outer ring 10 may also be configured as other non-cylindrical surfaces, such as a polygonal prism surface and the like.
Preferably, the material of the bearing structure for the wet separation machine is 42CrMo, so that the inner ring 20 and the outer ring 10 have good wear resistance and can be prevented from being corroded, and the service life can be greatly prolonged.
The first end of the inner ring 20 is provided with a first limiting portion 21, the first limiting portion 21 is configured as a convex structure formed by extending the outer wall of the inner ring 20 outward in the radial direction, and the first limiting portion 21 abuts against the outer ring 10. Preferably, the first position-limiting portion 21 is configured as an annular protrusion structure formed along the circumferential direction of the inner ring 20, the second end of the inner ring 20 extends into the support hole 11, and the first position-limiting portion 21 abuts against the end of the outer ring 10 to limit the position, so that the inner ring 20 cannot pass through the support hole 11.
The inner ring 20 is formed with a mounting hole 22 therein, and the mounting hole 22 is used for mounting a shaft, and is preferably assembled with the shaft in an interference fit manner by means of baking, so that the inner ring 20 can rotate synchronously therewith. Preferably, a second stopper portion 23 is formed in the mounting hole 22 of the inner race 20, and the second stopper portion 23 is configured as a protrusion formed radially inward in the mounting hole 22. The second limiting structure limits the shaft, the end part of the shaft is inserted into the mounting hole 22 from the first end of the inner ring 20, and the shaft is abutted to the second limiting structure, namely, the shaft is mounted in place.
Preferably, the second limiting portion 23 is configured as an annular protrusion, and particularly, the second limiting portion is configured such that the mounting hole 22 is configured as a stepped hole.
Because the clearance between the inner ring 20 and the outer ring 10 is small, even if garbage particles enter between the inner rotor and the outer rotor, the volume of the particles is small, and the garbage particles can be crushed by the extrusion of the inner ring 20 and the outer ring 10. In addition, due to the arrangement of the limiting parts, axial limiting is arranged between the inner ring 20 and the outer ring 10 and between the inner ring 20 and the shaft, so that the axial displacement is small and can be controlled within a controllable range, and the normal operation of the equipment is ensured without being influenced by the axial displacement. At the moment, the current fluctuation of the motor is almost equal to zero, and the friction coefficient is basically consistent with the design under the condition of oil-free lubrication, so that the effective long-term operation can be ensured, the abrasion is very small, the operation of one year can be ensured, one-time large treatment is not carried out in one month, and the labor intensity of maintenance personnel is greatly reduced. Meanwhile, the labor intensity of post maintenance personnel is reduced to the minimum, maintenance is avoided, the safe and reliable operation of a production line is guaranteed, lubricating oil is not used any more, the recontamination of grease is further reduced, the product quality is improved in a certain range, and the production efficiency can be greatly improved.
The utility model provides a building rubbish wet separation machine, as shown in fig. 4, including above-mentioned bearing structure for wet separation machine, bearing structure for wet separation machine installs at least on tail-wheel axle 30, tail-wheel axle 30's both ends set up bearing structure for wet separation machine, wet separation machine bearing structure with tail-wheel axle 30 is located the basin to soak in aqueous.
The tail wheel shaft 30 is in interference fit with the mounting hole 22 of the inner ring 20, and the outer ring 10 is fixed on a tail wheel bracket. The tail wheel support is provided with a mounting groove, and the outer ring 10 is placed in the mounting groove and fixed through a pressing plate 50. As shown in fig. 5, the pressure plate 50 is preferably configured as a plate-shaped structure adapted to the shape of the outer ring 10, and the pressure plate 50 includes a mounting portion 51, and the mounting portion 51 is provided with a through hole and can be connected to the tail wheel bracket by means of a bolt connection or the like. Preferably, the tail pulley support is further provided with an adjusting screw 60, and the adjusting screw 60 is used for adjusting the tension of a belt for transmitting power.
The bearing for the water separator is arranged outside a roller 40 of the tail wheel, a key 42 is arranged between the tail wheel shaft 30 and a hub 41 inside the roller 40, and the roller 40 can synchronously rotate along with the tail wheel shaft 30 by adopting key hub connection. The bearing structure for the wet separation is arranged outside the roller 40, so that the bearing structure for the wet separation is convenient to install and maintain, and when the installation space is limited, the bearing structure for the wet separation can be also installed inside the roller 40, namely the outer ring 10 is fixed on the hub 41 in the roller 40, so that the size in the axial direction can be reduced.
Preferably, the bearing structure for the water separator can be arranged at other positions needing the bearing.
The utility model provides a bearing structure for wet concentration machine can reduce the influence of particulate matter to the bearing, makes bearing structure's life longer, and average life can reach more than 8000 hours. And, because can not receive the particulate matter influence, can not take place the problem of card pause in the operation process, make equipment operation more stable, still reduced maintainer's the amount of labour simultaneously, also reduced manufacturing cost.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A bearing structure for a water separator is characterized by comprising an inner ring and an outer ring, wherein a circular supporting hole is formed in the outer ring, the outer wall of the inner ring is a cylindrical surface, the inner ring is rotatably arranged in the supporting hole,
the first end of the inner ring is provided with a first limiting part which is constructed into a convex structure formed by extending the outer wall of the inner ring outwards along the radial direction, the first limiting part is abutted with the outer ring,
the inner ring is internally provided with a mounting hole.
2. The bearing structure for a water separator according to claim 1, wherein the first stopper portion is configured as an annular projection structure formed along a circumferential direction of the inner ring.
3. The bearing structure for a water separator according to claim 1, wherein an outer wall of said outer ring is configured as a non-cylindrical surface.
4. The bearing structure for a water separator according to claim 3, wherein the outer wall of the outer ring is configured as a square cylindrical surface.
5. The bearing structure for a water separator according to claim 1, wherein a second stopper portion is formed in the mounting hole of the inner ring, the second stopper portion being configured as a projection formed radially inward in the mounting hole.
6. The bearing structure for a water separator according to claim 5, wherein the second stopper portion is configured as an annular projection structure.
7. The bearing structure for a water separator according to claim 6, wherein the mounting hole is configured as a stepped hole.
8. A construction waste water separator is characterized by comprising the bearing structure for the water separator, which is disclosed by any one of claims 1-7, wherein the bearing structure for the water separator is at least arranged on a tail wheel shaft, the tail wheel shaft is in interference fit with a mounting hole of the inner ring, and the outer ring is fixed on a tail wheel bracket.
9. The construction waste water separator according to claim 8, wherein the tail wheel bracket is provided with an installation groove, and the outer ring is placed in the installation groove and fixed by a pressing plate.
10. The construction waste water separator according to claim 8, wherein the water separator bearing is arranged outside the drum of the tail wheel, and the tail wheel shaft is connected with the hub inside the drum through a key hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227034.5U CN211314872U (en) | 2019-12-12 | 2019-12-12 | Bearing structure for water separator and construction waste water separator comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227034.5U CN211314872U (en) | 2019-12-12 | 2019-12-12 | Bearing structure for water separator and construction waste water separator comprising same |
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| CN211314872U true CN211314872U (en) | 2020-08-21 |
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| CN201922227034.5U Active CN211314872U (en) | 2019-12-12 | 2019-12-12 | Bearing structure for water separator and construction waste water separator comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059155A (en) * | 2019-12-12 | 2020-04-24 | 北京金隅琉水环保科技有限公司 | Bearing structure for water separator and construction waste water separator comprising same |
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2019
- 2019-12-12 CN CN201922227034.5U patent/CN211314872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059155A (en) * | 2019-12-12 | 2020-04-24 | 北京金隅琉水环保科技有限公司 | Bearing structure for water separator and construction waste water separator comprising same |
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