CN218935019U - Bearing for riding wheel of concrete mixer truck - Google Patents
Bearing for riding wheel of concrete mixer truck Download PDFInfo
- Publication number
- CN218935019U CN218935019U CN202223240620.1U CN202223240620U CN218935019U CN 218935019 U CN218935019 U CN 218935019U CN 202223240620 U CN202223240620 U CN 202223240620U CN 218935019 U CN218935019 U CN 218935019U
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- Prior art keywords
- bearing
- ring
- sealing
- riding wheel
- concrete mixer
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- 238000007789 sealing Methods 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000004519 grease Substances 0.000 claims description 7
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a bearing for a riding wheel of a concrete mixer truck, which comprises a bearing body, wherein the bearing body comprises an outer ring, an inner ring, rollers and a sealing mechanism, the sealing mechanism comprises a rubber sealing ring, a retainer and a sealing framework, a bulge part is fixedly arranged on the outer wall of the inner ring, the rubber sealing ring is adhered to the outer part of the bulge part, the sealing framework is fixedly clamped between the rubber sealing ring and the outer ring, a storage groove is formed in the outer ring, the retainers are fixedly arranged on two sides of the inner part of the storage groove, the rollers are arranged in the retainer, and the sealing mechanism is arranged between the outer ring and the inner ring.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a bearing for a riding wheel of a concrete mixer truck.
Background
The tank body of the concrete mixer truck is a mechanical part for loading and mixing concrete, and the tank body and the helical blades in the tank body are combined to perform the specific function of mixing the concrete by the rotation of the tank body, and the tank body and the helical blades have large volume and weight, so that the supporting device is particularly important. The existing supporting device consists of a speed reducer and two riding wheel systems, wherein the riding wheel systems are rear supporting points, the riding wheel systems consist of idler wheels, bearings, wheel shafts, seals, bases and brackets, the working environment is rich in dust, the rotating speed is low, but good lubrication of the riding wheels for a long time is required to be ensured, and larger radial force and certain axial force are required to be born.
In order to ensure that the supporting wheel and the roller rotate reliably relatively, the bearing in the supporting wheel system adopts two rows of tapered roller bearings combined back to back, a boss is processed at the inner diameter of the roller for positioning the bearing, a through hole for lubrication circulation is processed on the wheel shaft, and finally a sealing device is arranged on the whole structure to ensure the normal operation of the tank body. Therefore, the roller, the wheel shaft and the sealing device in the riding wheel system are complex in processing technology, high in processing cost, difficult to install and long in later maintenance period, and bring more economic losses to enterprises, so that a bearing for the riding wheel of the concrete mixer truck is needed to be designed to solve the problems.
Disclosure of Invention
The utility model aims to provide a bearing for a riding wheel of a concrete mixer truck, which aims to solve the defects in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a bearing for concrete mixer truck riding wheel, includes the bearing body, the bearing body includes outer lane, inner circle, roller and sealing mechanism, sealing mechanism includes rubber seal, holder and seal skeleton, fixed mounting has protruding piece on the outer wall of inner circle, rubber seal bonds in protruding piece's outside, the fixed card is equipped with seal skeleton between rubber seal and the outer lane, the storage tank has been seted up to the inside of outer lane.
Preferably, the two sides of the inside of the storage groove are fixedly provided with the retainer, and the rollers are arranged in the retainer.
Preferably, the sealing mechanism is arranged between the outer ring and the inner ring, and a sealing plate is fixedly arranged outside the outer ring.
Preferably, the end surfaces of the two inner rings are in contact with each other after being pre-tightened, and no middle space ring is arranged between the two inner rings.
Preferably, a preformed hole is formed in the inner ring, and lubricating grease is preloaded in the storage groove.
According to the technical scheme, the bearing for the riding wheel of the concrete mixer truck, provided by the utility model, has the advantages that the bearing body can remove the processing technologies of the roller boss, the axle oil hole, the sealing structure and the like in the riding wheel system, simplify the processing of the roller and the axle, eliminate the processing of the sealing on the integral structure and the lubricating circulation hole on the axle, avoid maintenance in the service life cycle for a long time, reduce the consumption of lubricating grease, and reduce the production cost and the later maintenance cost of customers.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic cross-sectional view of an embodiment of a bearing for a concrete mixer truck idler according to the present utility model.
FIG. 2 is a schematic partial cross-sectional view of an embodiment of a bearing for a concrete mixer truck idler according to the present utility model.
Reference numerals illustrate:
1 outer ring, 2 inner ring, 3 roller, 4 rubber sealing ring, 5 retainer, 6 bearing body 7 protruding parts, 8 sealing frameworks, 9 storage tanks, 10 reserved holes, 11 sealing mechanisms and 12 sealing plates.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-2, the bearing for the riding wheel of the concrete mixer truck provided by the embodiment of the utility model comprises a bearing body 6, wherein the bearing body 6 comprises an outer ring 1, an inner ring 2, rollers 3 and a sealing mechanism 11, the sealing mechanism 11 comprises a rubber sealing ring 4, a retainer 5 and a sealing framework 8, a bulge piece 7 is fixedly arranged on the outer wall of the inner ring 2, the rubber sealing ring 4 is adhered to the outer part of the bulge piece 7, the rubber sealing ring 4 can be fixed outside the bulge piece 7, the sealing framework 8 is fixedly clamped between the rubber sealing ring 4 and the outer ring 1, the sealing framework 8 is arranged outside the rubber sealing ring 4, the rubber sealing ring 4 and the sealing framework 8 can be clamped between the bulge piece 7 and the sealing framework 8, the inner side of the outer ring 1 is provided with a storage groove 9, the rubber sealing ring 4 and the sealing framework 8 can seal the edges of the storage groove 9, the rollers 3 and the retainer 5 are prevented from being separated from the outer ring 1 and the inner ring 2, the sealing mechanism 11 is arranged between the outer ring 1 and the inner ring 2, the processing technology such as a roller boss, an oil hole, a wheel shaft, a sealing structure and the like in the riding wheel system can be removed, the improved processing structure of the bearing system is optimized, the processing system is simplified, and the processing complexity of the processing system is reduced, and the processing structure is improved, and the processing is reduced.
According to the bearing for the riding wheel of the concrete mixer truck, provided by the utility model, through the arranged bearing body 6, the processing technologies of roller bosses, axle oil holes, sealing structures and the like in a riding wheel system can be removed, the roller and the axle are simplified, the sealing on the integral structure and the processing of a lubricating circulation hole on the axle are avoided, the maintenance can be omitted for a long time in the service life period, the consumption of lubricating grease is reduced, and the production cost and the later maintenance cost of customers are reduced.
In another embodiment provided by the utility model, as shown in fig. 1 and 2, the bearing body 6 is composed of an outer ring 1, two inner rings 2, two rows of rollers 3, two sealing rings 4 and two retainers 5, the rollers 3 are respectively supported by the two retainers 5, small end surfaces of the two inner rings 2 are mutually contacted after being pre-tightened, no middle ring is arranged between the two inner rings 2, the retainers 5 are fixedly arranged on two sides of the inside of the storage groove 9, the rollers 3 are arranged in the retainers 5, and the rollers 3 can move to enable the bearing body 6 to smoothly run.
In another embodiment provided by the utility model, as shown in fig. 1 and 2, a sealing mechanism 11 is arranged between the outer ring 1 and the inner ring 2, the sealing mechanism 11 seals the components such as the rollers 3, the retainer 5 and the like in the bearing body 6, a sealing plate 12 is fixedly arranged outside the outer ring 1, and the sealing plate 12 enhances the sealing strength of the sealing mechanism 11.
In another embodiment provided by the utility model, as shown in fig. 1 and 2, the end surfaces of the two inner rings 2 are in contact with each other after being pre-tightened, and no middle ring exists between the two inner rings 2.
In another embodiment provided by the utility model, as shown in fig. 1 and 2, a preformed hole 10 is formed in the inner ring 2, the preformed hole 10 is used for connecting with external supporting wheels and other mechanical equipment, grease is preloaded in the storage groove 9, the grease is convenient to maintain for a long time in the service life cycle of the bearing body 6, and the consumption of the grease is reduced.
Working principle: the roller 3 is supported by two retainers 5 respectively, the bulge 7 is installed on the inner ring 2, the seal skeleton 8 is installed at two side edges of the storage groove 9, the seal skeleton 8 can enable the rubber seal ring 4 to be clamped between the bulge 7 and the seal skeleton 8, the components such as the roller 3 and the retainers 5 in the storage groove 9 are arranged between the outer ring 1 and the inner ring 2 in a sealing way, the reserved holes 10 in the bearing body 6 can be connected with external equipment, the roller 3 is movably arranged in the retainers 5, the bearing body 6 enables the external equipment to be connected and then is processed by utilizing the movement of the roller 3, and the like.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (5)
1. The utility model provides a bearing for concrete mixer truck riding wheel, includes bearing body (6), its characterized in that, bearing body (6) are including outer lane (1), inner circle (2), roller (3) and sealing mechanism (11), sealing mechanism (11) are including rubber seal (4), holder (5) and seal skeleton (8), fixed mounting has protruding piece (7) on the outer wall of inner circle (2), rubber seal (4) bond in the outside of protruding piece (7), the fixing clip is equipped with seal skeleton (8) between rubber seal (4) and outer lane (1), storage tank (9) have been seted up to the inside of outer lane (1).
2. The bearing for the riding wheel of the concrete mixer truck according to claim 1, wherein the retainer (5) is fixedly arranged on two sides of the inside of the storage groove (9), and the roller (3) is arranged in the retainer (5).
3. The bearing for the riding wheel of the concrete mixer truck according to claim 1, wherein the sealing mechanism (11) is arranged between the outer ring (1) and the inner ring (2), and a sealing plate (12) is fixedly arranged outside the outer ring (1).
4. Bearing for a concrete mixer truck riding wheel according to claim 1, characterized in that the end faces of the two inner rings (2) are in contact with each other after pretensioning, no intermediate spacer being present between the two inner rings (2).
5. The bearing for the riding wheel of the concrete mixer truck according to claim 1, wherein a preformed hole (10) is formed in the inner ring (2), and lubricating grease is preloaded in the storage groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223240620.1U CN218935019U (en) | 2022-12-05 | 2022-12-05 | Bearing for riding wheel of concrete mixer truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223240620.1U CN218935019U (en) | 2022-12-05 | 2022-12-05 | Bearing for riding wheel of concrete mixer truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218935019U true CN218935019U (en) | 2023-04-28 |
Family
ID=86065840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223240620.1U Active CN218935019U (en) | 2022-12-05 | 2022-12-05 | Bearing for riding wheel of concrete mixer truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218935019U (en) |
-
2022
- 2022-12-05 CN CN202223240620.1U patent/CN218935019U/en active Active
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