CN103287403A - Air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly - Google Patents
Air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly Download PDFInfo
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- CN103287403A CN103287403A CN2013102446991A CN201310244699A CN103287403A CN 103287403 A CN103287403 A CN 103287403A CN 2013102446991 A CN2013102446991 A CN 2013102446991A CN 201310244699 A CN201310244699 A CN 201310244699A CN 103287403 A CN103287403 A CN 103287403A
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- reduction gear
- assembly
- external tooth
- pressure disc
- disc brake
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Abstract
The invention relates to an air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly which comprises an air pressure disc brake, an externally-threaded hub reduction gear assembly and a hub. The air pressure disc brake comprises a brake disc, a caliper support and a caliper body assembly. The brake disc of the air pressure disc brake is connected and fixed with the hub. The hub is connected with a transmission shaft of the externally-threaded hub reduction gear assembly. The caliper body assembly is fixed on a shell body of the externally-threaded hub reduction gear assembly through the caliper support, and is arranged in the middle of the outer side of the externally-threaded hub reduction gear assembly. The air pressure disc brake is mounted on an externally-threaded hub reduction gear, so that the technical difficulty that the air pressure disc brake is arranged between the externally-threaded hub reduction gear and a rim in the prior art is overcome. The caliper body assembly is arranged in the middle of the outer side of the externally-threaded hub reduction gear assembly, and the position of the caliper body assembly enables the air pressure disc brake to be at a certain height away from the ground. Therefore, the trafficability of a whole vehicle is guaranteed, and dismounting, mounting and repairing are convenient.
Description
Technical field
The present invention relates to the triangular arrangement structure of drg, drive axle and wheel, relate in particular to air-pressure disc brake and external tooth type wheel reduction gear arrangement structure assembly.
Background technology
Air-pressure disc brake is because of its excellent deceleration and stopping performance, on commercial vehicle/comm..vehicle, passenger vehicle, be used widely, also become the preferred configuration of gas servo braking system drg gradually, and in the cross-country car field, because considering crossing ability and the cross-country traveling ability of car load, usually at drive axle two ends configurations external tooth type wheel reduction gear, the space of drive axle and wheel rim thereby become very compact makes air-pressure disc brake being arranged to for the technical barrier between drive axle and wheel rim.
Summary of the invention
Purpose of the present invention is exactly at above-mentioned defective, and a kind of air-pressure disc brake and external tooth type wheel reduction gear arrangement structure assembly are provided, and brake disc and caliper bracket are fixed on the external tooth type wheel reduction gear assembly.
The technical solution adopted for the present invention to solve the technical problems is: a kind of air-pressure disc brake and external tooth type wheel reduction gear arrangement structure assembly are provided, comprise air-pressure disc brake, external tooth type wheel reduction gear assembly and wheel hub, described air-pressure disc brake comprises brake disc, caliper bracket and caliper body assembly, brake disc and the wheel hub of described air-pressure disc brake are fixedly connected, wheel hub links to each other with the transmission shaft of external tooth type wheel reduction gear assembly, the caliper body assembly is fixed on the housing of external tooth type wheel reduction gear assembly by caliper bracket, and the caliper body assembly is arranged in the outer middle side part of external tooth type wheel reduction gear assembly.
End face links to each other between described brake disc and the wheel hub, and the brake disc bolt of rear end plate is tightened from the wheel hub outside, and brake disc and wheel hub are fixed.
There is the hangers of outside extension the housing side of described external tooth type wheel reduction gear assembly, and caliper bracket is fixed on the hangers by the caliper bracket bolt of rear end plate.
Described hangers is two, is arranged on the top and bottom of housing side symmetrically.
What described caliper bracket bolt of rear end plate all adopted is socket bolt.
Described assembly also comprises wheel rim.
Leave the gap of avoiding producing interfering movement between the external profile surface of described wheel rim and caliper body assembly, leave the gap of avoiding producing interfering movement between the inboard of described caliper body assembly and the external tooth type wheel reduction gear assembly.
The present invention compared with prior art, beneficial effect is: air-pressure disc brake is installed on the external tooth type wheel reduction gear, overcome the technical barrier that air-pressure disc brake is arranged in the prior art between external tooth type wheel reduction gear (drive axle) and wheel rim, and easy for installation; The caliper body assembly is arranged in the middle side part of external tooth type wheel reduction gear assembly, and this installation site makes air-pressure disc brake have certain terrain clearance, has guaranteed the crossing ability of car load, has made things convenient for dismounting and maintenance.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is assembly assembly structure figure of the present invention;
Fig. 2 is assembly assembling exploded view of the present invention;
Fig. 3 is brake disc assembly structure figure of the present invention;
Fig. 4 is the cutaway view of Fig. 3;
Fig. 5 is caliper bracket assembly structure figure of the present invention.
The specific embodiment
As Fig. 1, shown in 2, a kind of air-pressure disc brake and external tooth type wheel reduction gear arrangement structure assembly, comprise air-pressure disc brake, external tooth type wheel reduction gear assembly, wheel rim 7 and wheel hub 1, air-pressure disc brake comprises brake disc 2, caliper bracket 6 and caliper body assembly 8 three parts, should make brake disc 2 follow the wheel hub rotation, be fixed on caliper body assembly 8 on the housing 3 of external tooth type wheel reduction gear assembly 9 by caliper bracket 6 again, and the space between external tooth type wheel reduction gear assembly 9 and the wheel rim 7 is limited, therefore, concrete arrangement structure of the present invention is: again in conjunction with Fig. 3, Fig. 4, first end face between brake disc 2 and the wheel hub 1 is linked to each other, brake disc bolt of rear end plate 4 is tightened from wheel hub 2 outsides, make brake disc 2 fixing with wheel hub 1, therefore, brake disc 2 can be realized packing under the line with external tooth type wheel reduction gear assembly 9, makes that brake disc bolt of rear end plate surrounding space is abundant, assembling, keep in repair very convenient; The transmission shaft 11 of external tooth type wheel reduction gear assembly 9 links to each other with wheel hub 1, the transmission shaft 11 that is external tooth type wheel reduction gear assembly 9 passes brake disc 2, matches with wheel hub axis hole 10, make wheel hub 1 with 9 rotations of external tooth type wheel reduction gear assembly, thereby drive brake disc 2 rotations; In conjunction with Fig. 5, there is outward extending hangers 12 housing 3 sides of external tooth type wheel reduction gear assembly, hangers is preferably two, be arranged on the top and bottom of housing 3 sides symmetrically, caliper bracket 6 is fixed on the hangers 12 by caliper bracket bolt of rear end plate 5, and caliper body assembly 8 is fixed on the housing 3 of external tooth type wheel reduction gear assembly by caliper bracket 6.
In addition, when arranging air-pressure disc brake, not only must guarantee rigidity, the intensity of each parts of air-pressure disc brake, and to there be enough gaps to avoid occurring movement interference between caliper body assembly 8 and wheel rim 7 and the external tooth type wheel reduction gear assembly 9, simultaneously, also to consider comfort feature and the terrain clearance of the assembling maintenance of air-pressure disc brake.Therefore, caliper body assembly 8 is arranged in the outer middle side part of external tooth type wheel reduction gear assembly 9, this installation site makes air-pressure disc brake have certain terrain clearance, guaranteed the crossing ability of car load, leave the gap of avoiding producing interfering movement between the external profile surface of wheel rim 7 and caliper body assembly 8, guaranteed being free to slide of caliper body assembly 8, also leave the gap of avoiding producing interfering movement between the inboard of caliper body assembly 8 and the external tooth type wheel reduction gear assembly 9, guaranteed the no interference of wheel rim 7 rotations.
In the present embodiment, the gap between the external profile surface of wheel rim and caliper body assembly is 4 ~ 6mm, and the gap between the inboard of caliper body assembly and the external tooth type wheel reduction gear assembly is 8 ~ 10mm.
In the present embodiment, each hangers 12 is provided with two mounting holes that caliper bracket bolt of rear end plate 5 is installed, therefore, caliper bracket 6 is by four caliper bracket bolt of rear end plates 5, be fixed on the housing 3 of external tooth type wheel reduction gear assembly, form at 4 and fix, simultaneously, for installation, the withdrawal space of saving the caliper bracket bolt of rear end plate, what the caliper bracket bolt of rear end plate 5 in the present embodiment adopted all is socket bolt.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within protection scope of the present invention.
Claims (7)
1. an air-pressure disc brake and external tooth type wheel reduction gear arrangement structure assembly, comprise air-pressure disc brake, external tooth type wheel reduction gear assembly and wheel hub, described air-pressure disc brake comprises brake disc, caliper bracket and caliper body assembly, it is characterized in that, brake disc and the wheel hub of described air-pressure disc brake are fixedly connected, wheel hub links to each other with the transmission shaft of external tooth type wheel reduction gear assembly, the caliper body assembly is fixed on the housing of external tooth type wheel reduction gear assembly by caliper bracket, and the caliper body assembly is arranged in the outer middle side part of external tooth type wheel reduction gear assembly.
2. air-pressure disc brake according to claim 1 and external tooth type wheel reduction gear arrangement structure assembly is characterized in that, end face links to each other between described brake disc and the wheel hub, and the brake disc bolt of rear end plate is tightened from the wheel hub outside, and brake disc and wheel hub are fixed.
3. air-pressure disc brake according to claim 1 and external tooth type wheel reduction gear arrangement structure assembly, it is characterized in that, there is the hangers of outside extension the housing side of described external tooth type wheel reduction gear assembly, and caliper bracket is fixed on the hangers by the caliper bracket bolt of rear end plate.
4. air-pressure disc brake according to claim 3 and external tooth type wheel reduction gear arrangement structure assembly is characterized in that described hangers is two, are arranged on the top and bottom of housing side symmetrically.
5. air-pressure disc brake according to claim 3 and external tooth type wheel reduction gear arrangement structure assembly is characterized in that what described caliper bracket bolt of rear end plate all adopted is socket bolt.
6. air-pressure disc brake according to claim 1 and external tooth type wheel reduction gear arrangement structure assembly is characterized in that described assembly also comprises wheel rim.
7. air-pressure disc brake according to claim 6 and external tooth type wheel reduction gear arrangement structure assembly, it is characterized in that, leave the gap of avoiding producing interfering movement between the external profile surface of described wheel rim and caliper body assembly, leave the gap of avoiding producing interfering movement between the inboard of described caliper body assembly and the external tooth type wheel reduction gear assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102446991A CN103287403A (en) | 2013-06-20 | 2013-06-20 | Air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102446991A CN103287403A (en) | 2013-06-20 | 2013-06-20 | Air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103287403A true CN103287403A (en) | 2013-09-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102446991A Pending CN103287403A (en) | 2013-06-20 | 2013-06-20 | Air pressure disc brake and externally-threaded hub reduction gear arrangement structure assembly |
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| CN (1) | CN103287403A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920581A (en) * | 2019-12-19 | 2020-03-27 | 河南工学院 | Emergency braking stop-aid device for automobile |
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| US6752227B1 (en) * | 1999-09-22 | 2004-06-22 | Zf Friedrichshafen Ag | Final drive for driving a vehicle wheel |
| CN201100396Y (en) * | 2007-06-07 | 2008-08-13 | 朱柏山 | Casting aluminum alloy wheel edge decelerator shell structure |
| CN201189822Y (en) * | 2008-02-22 | 2009-02-04 | 同济大学 | Wheel-side reducer of drive axle for electric automobile |
| CN101817306A (en) * | 2010-05-06 | 2010-09-01 | 江苏大红成莱宝驰机车制造有限公司 | Hub motor for electric automobile |
| CN201633472U (en) * | 2009-07-31 | 2010-11-17 | 南京创捷和信汽车零部件有限公司 | Rear drive axle assembly with disc brake |
| CN201677740U (en) * | 2010-03-08 | 2010-12-22 | 杭州前进齿轮箱集团股份有限公司 | Driving axle for drill carriage |
| CN201769799U (en) * | 2010-09-16 | 2011-03-23 | 山东临工工程机械有限公司 | Dry type braking drive axle |
| CN202125574U (en) * | 2011-06-18 | 2012-01-25 | 山推工程机械股份有限公司 | Modularized wheel redactor integrated with brake |
| CN203305984U (en) * | 2013-06-20 | 2013-11-27 | 东风汽车公司 | Air disk brake and externally toothed hub reduction gear layout structural assembly |
-
2013
- 2013-06-20 CN CN2013102446991A patent/CN103287403A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6752227B1 (en) * | 1999-09-22 | 2004-06-22 | Zf Friedrichshafen Ag | Final drive for driving a vehicle wheel |
| CN201100396Y (en) * | 2007-06-07 | 2008-08-13 | 朱柏山 | Casting aluminum alloy wheel edge decelerator shell structure |
| CN201189822Y (en) * | 2008-02-22 | 2009-02-04 | 同济大学 | Wheel-side reducer of drive axle for electric automobile |
| CN201633472U (en) * | 2009-07-31 | 2010-11-17 | 南京创捷和信汽车零部件有限公司 | Rear drive axle assembly with disc brake |
| CN201677740U (en) * | 2010-03-08 | 2010-12-22 | 杭州前进齿轮箱集团股份有限公司 | Driving axle for drill carriage |
| CN101817306A (en) * | 2010-05-06 | 2010-09-01 | 江苏大红成莱宝驰机车制造有限公司 | Hub motor for electric automobile |
| CN201769799U (en) * | 2010-09-16 | 2011-03-23 | 山东临工工程机械有限公司 | Dry type braking drive axle |
| CN202125574U (en) * | 2011-06-18 | 2012-01-25 | 山推工程机械股份有限公司 | Modularized wheel redactor integrated with brake |
| CN203305984U (en) * | 2013-06-20 | 2013-11-27 | 东风汽车公司 | Air disk brake and externally toothed hub reduction gear layout structural assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110920581A (en) * | 2019-12-19 | 2020-03-27 | 河南工学院 | Emergency braking stop-aid device for automobile |
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Application publication date: 20130911 |