CN201792421U - Supporting roller and mixer truck - Google Patents
Supporting roller and mixer truck Download PDFInfo
- Publication number
- CN201792421U CN201792421U CN2010202047461U CN201020204746U CN201792421U CN 201792421 U CN201792421 U CN 201792421U CN 2010202047461 U CN2010202047461 U CN 2010202047461U CN 201020204746 U CN201020204746 U CN 201020204746U CN 201792421 U CN201792421 U CN 201792421U
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- China
- Prior art keywords
- bearing
- axle
- support roller
- nut
- compressing member
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to the technical field of mixer trucks and discloses a supporting roller and a mixer truck, which comprises a support (1), a shaft (2), a screw nut (3) and a roller assembly connecting with the shaft (2) in a sliding mode. The shaft (2) penetrates through a first lateral wall (1-1) of the support (1) and a second lateral wall (1-2) and is fixedly connected with the support (1), the end of the shaft (2) on the outer side of the support (1) is provided with external threads and the screw nut (3), the supporting roller further comprises a compression part (8), one end of the compression part (8) abuts to the inner side of the screw nut (3), and the other end of the compression part (8) abuts to a bearing cover of the roller assembly. The supporting roller is convenient to use when clearances of a bearing is adjusted and the structure of the supporting roller is compact.
Description
Technical field
The utility model relates to the trucd mixer technical field, relates to a kind of support roller.The utility model also relates to a kind of trucd mixer with above-mentioned support roller.
Background technology
Concrete mixing and transporting car (being called for short trucd mixer among the application) is a kind of common concrete transporting equipment.Mixing drum is housed to deliver mixed concrete on the chassis of trucd mixer, in transportation, the concrete that delivers in order to guarantee can not solidify, and mixing drum need remain rotary state.
In order to make mixing drum energy normal rotation, the front-end and back-end of mixing drum are equipped with support, and the front end of mixing drum and chassis are connected to form preceding support; The back taper portion of mixing drum is provided with back awl raceway, and the relevant position is provided with the support roller that is used to support mixing drum on the car body of concrete delivery truck, and the holder support roller can rotate with mixing drum, forms the back and supports.
Please refer to Fig. 1, Fig. 2, Fig. 1 is the main TV structure schematic diagram of a kind of common support roller in the prior art, Fig. 2 be among Fig. 1 B-B to the sectional structure schematic diagram.
As shown in Figure 1 and Figure 2, this support roller comprises bearing 1 ', axle 2 ', nut 3 ', roller assembly, adjusting nut 7 ', locking nut 8 '.Bearing 1 ' comprises having certain intervals and the first side wall 11 ' that be arranged in parallel, second sidewall 12 ', is respectively equipped with first through hole, second through hole that are used to pass axle 2 ' on the first side wall 11 ', second sidewall 12 '; The roller assembly comprises roller 4 ', bearing 5 ', bearing cap 6 ' etc., and bearing 5 ' is located in the axially extending bore of roller 4 ', and bearing cap 6 ' is located at the outside of bearing 5 ', roller assembly and axle 2 ' socket; Axle 2 ' passes first through hole, second through hole successively, first end of axle 2 ' and the first side wall 11 ' are fixing, and second end of axle 2 ' is positioned at the outside of second sidewall 12 ', and second end of axle 2 ' is provided with screw thread, nut 3 ' is threaded onto second end of axle 2 ', and nut 3 ' is used at axial restraint axle 2 '; One side of roller assembly is against second sidewall 12 ', be provided with the adjusting nut 7 ' that is placed on the axle 2 ', the locking nut 8 ' that is used to lock adjusting nut 7 ' between the opposite side of roller assembly and the first side wall 11 ', the thickness of adjusting nut 7 ', locking nut 8 ' can be adjusted the play of bearing 5 ' less than the distance between roller assembly and the first side wall 12 ' by rotation adjusting nut 7 ', locking nut 8 '.
The support roller of this structure is used to adjust the adjusting nut 7 ' of the play of bearing 5 ', the inboard that locking nut 8 ' is located at support 1 ', owing to be subjected to spatial constraints, when needing to adjust the play of bearing 5 ', adjusts inconvenient; Because adjusting nut 7 ', locking nut 8 ' itself have certain deadweight, make that the deadweight of support roller is heavier; The inboard of bearing 1 ' has the nut 3 ' that adjusting nut 7 ', the outside have fixed axis 2 ' again, makes that the overall structure of support roller is loose, and structure is not compact, simultaneously because part is more, difficulty is installed.
In addition, the support roller of this structure will be used to regulate the adjusting nut 7 ' of bearing 5 ' play and be located at the bearing inboard, and the roller assembly can not be positioned at the center of bearing 1 ', make the support roller discontinuity, and the service life of support roller is shorter.
The utility model content
First purpose of the present utility model provides a kind of support roller, and this support roller is comparatively convenient when regulating the play of bearing, and this riding wheel structure compactness.Another purpose of the present utility model provides a kind of trucd mixer.
In order to realize above-mentioned first purpose, the utility model provides a kind of support roller, comprise bearing, axle, nut and the roller assembly that connects with described axle sleeve, described axle passes the first side wall, second sidewall of described bearing and fixedlys connected with described bearing, the end that described axle is positioned at the bearing outside has external screw thread, and described nut is installed on this end; Described support roller also comprises compressing member, and described compressing member one end is against the inboard of described nut, and the other end is against the bearing cap of described roller assembly.
Preferably, described compressing member is tubular, and described compressing member and described axle sleeve connect.
Preferably, described compressing member is provided with the jut that extends along this compressing member radial outside near an end end of described nut, has predetermined gap between the outside of this jut and described second sidewall.
Preferably, be provided with the lock washer that is used to lock described nut between described nut and the described compressing member.
Preferably, be provided with packing ring between described roller assembly and the described the first side wall.
Preferably, first end of described axle is stuck in the outside of described the first side wall, and the end of this first end is fixed by fixture and described the first side wall.
Preferably, also comprise the axle head baffle plate, first end of described axle is provided with ledge structure, and described axle head baffle plate is against described ledge structure, and fixes by set bolt and described the first side wall.
The support roller that the utility model provides, roller assembly and axle sleeve connect, and first end and the first side wall of axle are fixed, and second end of axle is located at the outside of second sidewall of bearing, and second end of axle is rotary with nut; Be provided with compressing member between nut and roller assembly, an end of compressing member is against nut, and the other end is against the bearing cap of roller assembly.When needing to adjust the play of bearing, rotation is placed in the nut of second end of axle, and nut compresses or unclamps compressing member, adjusts the play of bearing.
The support roller of this structure is regulated the play of bearing by being located at the bearing nut outside, and the adjusting of bearing clearance is not subjected to the restriction in space, and it is comparatively convenient to regulate; Compare with existing support roller, saved the adjusting nut, the locking nut that are positioned at bearing, make that the structure of support roller is compact more, it is also lighter to conduct oneself with dignity, and has reduced parts, and the installation of support roller is also comparatively convenient; The inboard no adjusting nut of bearing makes the roller assembly be positioned at the center of bearing, makes the stressed comparatively even of support roller, thereby has prolonged the service life of support roller.
The utility model also provides a kind of trucd mixer, and this trucd mixer has above-mentioned support roller, because above-mentioned support roller possesses above-mentioned technique effect, the trucd mixer with this support roller also should possess the corresponding techniques effect.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of a kind of common support roller in the prior art;
Fig. 2 be among Fig. 1 B-B to the sectional structure schematic diagram;
Fig. 3 is the main TV structure schematic diagram of a kind of specific embodiment of support roller provided by the utility model;
Fig. 4 be among Fig. 3 A-A to the sectional structure schematic diagram;
Wherein, among Fig. 1-Fig. 4:
Bearing 1 ', the first side wall 11 ', second sidewall 12 ', axle 2 ', nut 3 ', roller 4 ', bearing 5 ', bearing cap 6 ', adjusting nut 7 ', locking nut 8 ';
Bearing 1, the first side wall 1-1, the second sidewall 1-2, axle 2, nut 3, roller 4, bearing 5, bearing cap 6, oil sealing 7, compressing member 8, lock washer 9, packing ring 10, axle head baffle plate 11, bolt 12
The specific embodiment
First core of the present utility model provides a kind of support roller, and this support roller is comparatively convenient when regulating the play of bearing, its this riding wheel structure compactness.Another core of the present utility model provides a kind of trucd mixer.
In order to make those skilled in the art better understand technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please referring to Fig. 3, Fig. 4, Fig. 3 is the main TV structure schematic diagram of a kind of specific embodiment of support roller provided by the utility model, Fig. 4 be among Fig. 3 A-A to the sectional structure schematic diagram.
As shown in Figure 3, Figure 4, support roller provided by the invention comprises bearing 1, axle 2, nut 3, roller assembly, compressing member 8.
The roller assembly specifically comprises roller 4, bearing 5, bearing cap 6, oil sealing 7, and bearing 5 is located in the axially extending bore of roller 4, and bearing cap 6, oil sealing 7 are located at the outside of bearing 5 successively.The roller assembly forms socket with axle 2, and promptly axle 2 passes bearing 5, bearing cap 6, oil sealing 7.
Compressing member 8 is located between nut 3 and the roller assembly, compressing member 8 passes second through hole of the second sidewall 1-2, one end of compressing member 8 is against the inboard of nut 3, the other end of compressing member 8 when needing to adjust the play of bearing 5, rotates nut 3 against the lateral surface of the bearing cap 6 of roller assembly, nut 3 will compress or unclamp compressing member 8, by compressing member 8 power and displacement are passed to bearing cap 6, promptly, can realize the adjustment of the play of bearing 5 by adjusting the axial stroke of nut 3.
The support roller of this structure is regulated the play of bearing 5 by being provided with bearing nut outside 3, and the adjusting of bearing 5 play is not subjected to the restriction in space, and it is comparatively convenient to regulate; Compare with existing support roller, saved the adjusting nut, the locking nut that are positioned at bearing 1, make that the structure of support roller is compact more, it is also lighter to conduct oneself with dignity, and has reduced parts, and the installation of support roller is also comparatively convenient; The inboard no adjusting nut of bearing 1 makes the roller assembly be positioned at the center of bearing 1, makes the stressed comparatively even of support roller, thereby has prolonged the service life of support roller.
In a kind of concrete embodiment, compressing member 8 can be tubular, and as axle sleeve, beam barrel etc., an end of compressing member 8 is against the inboard of nut 3, and the other end is against the lateral surface of bearing cap 6.
In the preferred version, in order to increase the lifting surface area of compressing member 8, increase the application of force effect of 8 pairs of compressing members 8 of nut, compressing member 8 is provided with the jut that extends along compressing member 8 radial outsides near an end of nut 3, can fit with the outside of nut 3 in the outside of this jut, further in the scheme, interfere, be provided with predetermined gap between the above-mentioned jut and the second sidewall 1-2 in order to prevent the above-mentioned jut and the second sidewall 1-2.
Be appreciated that; compressing member 8 also can adopt semi-circular structure, arcuate structure etc.; all play an end against nut, an end against bearing cap 6; the structure that the axial displacement of nut 3 can be passed to bearing cap 6 all can be used as the compressing member among the application, all should be in protection domain of the present utility model.
In the preferred version, after nut 3 is tightened,, be provided with lock washer 9 between the inboard of nut 3 and the compressing member 8 for locking nut 3.
In the preferred version, be provided with packing ring 10 between roller assembly and the first side wall 1-1.
In concrete embodiment, first end of axle 2 is stuck in the outside of the first side wall 1-1, and first end of axle 2 can be fixed by fixture and the first side wall 1-1.Fixture with first end of axle 2 and the first side wall fixing after, axle 2 can not be in axial and radial motion.
Further in the scheme, can be provided with ledge structure at first end of axle 2, axle head baffle plate 11 is simultaneously against the lateral surface of described step mechanism, the first side wall 1-1, and by bolt 12 this axle head baffle plate 11 and the first side wall are fixed, also can the axle head baffle plate 11 and the axle head of axle 2 be fixed certainly by bolt 12.
The utility model also provides a kind of trucd mixer, and this trucd mixer has above-mentioned support roller, because above-mentioned support roller possesses above-mentioned technique effect, the trucd mixer with this support roller also should possess the corresponding techniques effect, no longer is described in detail at this.
The above only is the description of the preferred implementation of utility model; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. support roller, comprise bearing (1), axle (2), nut (3) and with the roller assembly of described axle (2) socket, described axle (2) passes the first side wall (1-1), second sidewall (1-2) of described bearing (1) and fixedlys connected with described bearing (1), it is characterized in that, the end that described axle (2) is positioned at bearing (1) outside has external screw thread, and described nut (3) is installed on this end; Described support roller also comprises compressing member (8), and described compressing member (8) one ends are against the inboard of described nut (3), and the other end is against the bearing cap (6) of described roller assembly.
2. support roller according to claim 1 is characterized in that, described compressing member (8) is tubular, described compressing member (8) and (2) socket of described axle.
3. support roller according to claim 2, it is characterized in that, described compressing member (8) is provided with the jut that extends along this compressing member (8) radial outside near an end end of described nut (3), has predetermined gap between the outside of this jut and described second sidewall (1-2).
4. support roller according to claim 1 is characterized in that, is provided with the lock washer (9) that is used to lock described nut (3) between described nut (3) and the described compressing member (8).
5. support roller according to claim 1 is characterized in that, is provided with packing ring (10) between described roller assembly and the described the first side wall (1-1).
6. support roller according to claim 1 is characterized in that, first end of described axle (2) is stuck in the outside of described the first side wall (1-1), and the end of this first end is fixing by fixture and described the first side wall (1-1).
7. support roller according to claim 6, it is characterized in that, also comprise axle head baffle plate (11), first end of described axle (2) is provided with ledge structure, described axle head baffle plate (11) is against described ledge structure, and it is fixing with described the first side wall (1-1) to pass through set bolt (12).
8. a trucd mixer is characterized in that, this concrete mixer truck has each described support roller of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202047461U CN201792421U (en) | 2010-05-21 | 2010-05-21 | Supporting roller and mixer truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202047461U CN201792421U (en) | 2010-05-21 | 2010-05-21 | Supporting roller and mixer truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201792421U true CN201792421U (en) | 2011-04-13 |
Family
ID=43847342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202047461U Expired - Fee Related CN201792421U (en) | 2010-05-21 | 2010-05-21 | Supporting roller and mixer truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201792421U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978554A (en) * | 2014-05-30 | 2014-08-13 | 徐州徐工施维英机械有限公司 | Supporting wheel device with adjustable clearance and agitating lorry |
| CN104842455A (en) * | 2015-04-13 | 2015-08-19 | 泰州市建业车件制造有限公司 | Concrete mixer articulated wheel hanger |
| CN109290746A (en) * | 2018-11-06 | 2019-02-01 | 福建省博勇机械制造有限公司 | A kind of processing technology of mixer truck support roller |
| CN109484982A (en) * | 2018-12-07 | 2019-03-19 | 中联重科股份有限公司 | Tower crane lifting device |
-
2010
- 2010-05-21 CN CN2010202047461U patent/CN201792421U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978554A (en) * | 2014-05-30 | 2014-08-13 | 徐州徐工施维英机械有限公司 | Supporting wheel device with adjustable clearance and agitating lorry |
| CN104842455A (en) * | 2015-04-13 | 2015-08-19 | 泰州市建业车件制造有限公司 | Concrete mixer articulated wheel hanger |
| CN109290746A (en) * | 2018-11-06 | 2019-02-01 | 福建省博勇机械制造有限公司 | A kind of processing technology of mixer truck support roller |
| CN109484982A (en) * | 2018-12-07 | 2019-03-19 | 中联重科股份有限公司 | Tower crane lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130502 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130502 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 31 industrial city, Changsha economic and Technological Development Zone, Hunan Patentee before: Sanyi Heavy Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20180521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |