CN204647084U - For biserial stiffening rib brake drum, the vehicle brake drum of heavy truck - Google Patents
For biserial stiffening rib brake drum, the vehicle brake drum of heavy truck Download PDFInfo
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- CN204647084U CN204647084U CN201520356153.XU CN201520356153U CN204647084U CN 204647084 U CN204647084 U CN 204647084U CN 201520356153 U CN201520356153 U CN 201520356153U CN 204647084 U CN204647084 U CN 204647084U
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- China
- Prior art keywords
- stiffening rib
- brake drum
- row
- biserial
- rib group
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Abstract
The utility model provides a kind of biserial stiffening rib brake drum, vehicle brake drum for heavy truck, belong to heavy truck braking technology field, this technological points is the equally distributed biserial stiffening rib in described brake drum drum surface, often row stiffening rib another row stiffening rib relative is interspersed, often row stiffening rib preferably includes 35 ~ 50 stiffening ribs being evenly distributed on circumferencial direction, and every bar stiffening rib is parallel to axial direction and arranges; The annular muscle that width is 30 ~ 40mm is designed between biserial stiffening rib.The described length of biserial stiffening rib brake drum biserial stiffening rib and the width sum of annular muscle at least equal more than 72% of rubbing surface width.This brake drum is after carrying out above-mentioned improvement, biserial stiffening rib can increase heat diffusion area significantly, accelerate the hot air of brake drum surface and the convection current of surrounding atmosphere, the temperature of effective reduction brake drum, have structure simple, intensity is high, lighter in weight, feature not easy to crack, effectively can extend brake drum working life.
Description
Technical field
The utility model belongs to car brakeing field, particularly heavy truck braking technology field, is specifically related to a kind of brake drum being specially adapted to heavy truck.
Background technique
Be widely used in the brake drum of heavy truck, link together with wheel bolt and wheel hub, rotate with wheel hub, during braking, fixed brake shoe opens, and friction plate and brake drum is rubbed and produces resistance to realize braking, meanwhile, friction produces a large amount of heats.At present, driver and passenger find owing to affecting by factors such as working environments, for the brake drum of heavy truck, in vehicle operation, ubiquity brake drum intensity is lower, radiating effect is poor, the deficiency of easy cracking, brake drum is one of most important safety guarantee during vehicle travels, therefore the brake drum of this class formation brings serious potential safety hazard to driving, this just needs industry technician to transform brake drum for the working environment of heavy truck and driving feature, to eliminate the potential safety hazard that prior art products exists in driving, guarantee the safety that vehicle travels.
Model utility content
The utility model is in order to make up one or more deficiencies of prior art, a kind of biserial stiffening rib brake drum, vehicle brake drum for heavy truck is provided, its heat dissipation potential is strong, intensity is higher and lighter in weight, is applicable to the braking of heavy truck, guarantees the safety that vehicle travels.
The technical solution of the utility model is:
A kind of vehicle brake drum, comprise brake drum drum body 1, it is characterized in that, the surface of described brake drum drum body 1 is provided with biserial stiffening rib group, biserial stiffening rib group comprises first row stiffening rib group 2, secondary series stiffening rib group 4, and often row stiffening rib group comprises multiple stiffening rib along drum body circumferential directions.
Further, the length direction of each stiffening rib in each described row stiffening rib group is parallel with the axial direction of brake drum, and each stiffening rib in each row stiffening rib group is parallel to each other, and the stiffening rib in each row stiffening rib group is along the circumferential direction uniform.
Further, the surface of described brake drum drum body 1 is also provided with annular muscle 3, the axis of its annular is consistent with the axial direction of brake drum, and described annular muscle is located between first row stiffening rib group, secondary series stiffening rib group, and annular muscle separates first row, secondary series stiffening rib group.
Further, the width of the axial direction of described annular muscle is 30 ~ 40mm; 35 ~ 50 stiffening ribs are uniformly distributed in each row stiffening rib group.
Further, the stiffening rib in each described row stiffening rib group adopts longitudinal section to be trapezoidal structure, and wherein trapezoidal relatively large end face is connected with annular muscle; Or the stiffening rib in each described row stiffening rib group adopts longitudinal section to be trapezoidal wedge-shaped structure, and wherein trapezoidal relatively large end face is connected with annular muscle.
Further, when described biserial stiffening rib and the basal area sum of annular muscle are more than or equal to brake drum work area of friction surface 45%, described basal area be biserial stiffening rib and annular muscle respectively with the area of drum body attachment portion.
Further, the length of single stiffening rib in the length of the single stiffening rib in described first row stiffening rib group and secondary series stiffening rib group and the width sum of annular muscle are more than or equal to 72% of the width of rubbing surface when brake drum works.
Further, the direction that described first row stiffening rib group is installed near wheel hub, the stiffening rib in first row stiffening rib group comprises first paragraph, second segment, and first paragraph end face is connected with the side of annular muscle, adopts circular arc chamfering transition between first paragraph and second segment.
Further, the axial direction in the region that is separated by between the stiffening rib in described first row stiffening rib group is provided with the stiffening rib of secondary series stiffening rib group; The axial direction in the region that is separated by between the stiffening rib in described secondary series stiffening rib group is provided with the stiffening rib of first row stiffening rib group.
For a biserial stiffening rib brake drum for heavy truck, it is characterized in that, adopt above-mentioned a kind of vehicle brake drum.
The utility model brake drum comprises brake drum drum body 1, described brake drum drum body 1 surface uniform distribution 35 ~ 50 biserial stiffening rib groups 2,4, and biserial stiffening rib group is interspersed; The annular muscle 3 that width is 30 ~ 40mm is designed between biserial stiffening rib group; The length of biserial stiffening rib and the width sum of annular muscle 3 of reinforced brake drum biserial stiffening rib group at least equal more than 72% of rubbing surface width.
After above-mentioned improvement is carried out to prior art, biserial stiffening rib can increase heat diffusion area significantly, accelerate the hot air of brake drum surface and the convection current of surrounding atmosphere, effectively reduce the temperature of brake drum, have structure simple, intensity is high, lighter in weight, feature not easy to crack, effectively can extend brake drum working life.
Accompanying drawing explanation
Fig. 1 is the section schematic front view of an embodiment of vehicle brake drum of the present utility model;
Fig. 2 is the stereogram of an embodiment of vehicle brake drum of the present utility model;
Fig. 3 is the mounting point figure of an embodiment of vehicle brake drum of the present utility model.
Embodiment
Now the utility model is further described in conjunction with the drawings and the specific embodiments:
As shown in the figure, wherein 1---brake drum drum body; 2---first row stiffening rib group; 3---annular muscle; 4---secondary series stiffening rib group; 100---brake drum; 200---wheel hub; 300---wheel limit subtracts shell; 400---wheel bolt.
As shown in the figure, this is used for the biserial stiffening rib brake drum of heavy truck, comprise brake drum drum body 1, brake drum drum body 1 surface uniform distribution 35 ~ 50 biserial stiffening rib groups 2,4, biserial stiffening rib group comprises first row stiffening rib group 2, secondary series stiffening rib group 4, and drum body is divided into two row at axial direction by biserial stiffening rib group; Often the stiffening rib of row stiffening rib group is all along drum body circumferential directions, and each stiffening rib is parallel to the axial direction of bulging body.
The length direction of each stiffening rib in each row stiffening rib group is parallel with the axial direction of brake drum, and each stiffening rib in each row stiffening rib group is parallel to each other, and the stiffening rib in each row stiffening rib group is along the circumferential direction uniform.
Biserial stiffening rib group 2,4 is interspersed, and the axial direction in the region that is separated by between the stiffening rib namely in first row stiffening rib group is provided with the stiffening rib of secondary series stiffening rib group; The axial direction in the region that is separated by between the stiffening rib in described secondary series stiffening rib group is provided with the stiffening rib of first row stiffening rib group; The annular muscle 3 that width is 30 ~ 40mm is designed between biserial stiffening rib.Two groups of stiffening rib length of the biserial stiffening rib group of described biserial stiffening rib brake drum and the width sum of annular muscle 3 at least equal more than 72% of rubbing surface width.When described biserial stiffening rib and the basal area sum of annular muscle are more than or equal to brake drum work area of friction surface 45%, described basal area be biserial stiffening rib and annular muscle respectively with the area of drum body attachment portion.
Stiffening rib in each row stiffening rib group adopts longitudinal section to be trapezoidal structure, and wherein trapezoidal relatively large end face is connected with annular muscle.In a preferred embodiment, the stiffening rib in each described row stiffening rib group adopts longitudinal section to be trapezoidal wedge-shaped structure.
In a specific embodiment, the direction that first row stiffening rib group is installed near wheel hub 200, stiffening rib in first row stiffening rib group comprises first paragraph, second segment, first paragraph end face is connected with the side of annular muscle, the preferred longitudinal section of first paragraph, second segment is trapezoidal wedge-shaped structure, adopt circular arc chamfering transition between first paragraph and second segment, the height of second segment stiffening rib lower and with drum body smoothing transition, for other workpiece reserve more space.
In a specific embodiment, the stiffening rib in secondary series stiffening rib group is trapezium structure.
In a further embodiment, stiffening rib can adopt other grading structures.
Finally should be noted that: above embodiment is only in order to illustrate that the technological scheme of this case is not intended to limit; Although be described in detail this case with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to the embodiment of this case or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of this case technological scheme, it all should be encompassed in the middle of the technological scheme scope of this case request protection.
Claims (10)
1. a vehicle brake drum, comprise brake drum drum body (1), it is characterized in that, the surface of described brake drum drum body (1) is provided with biserial stiffening rib group, biserial stiffening rib group comprises first row stiffening rib group (2), secondary series stiffening rib group (4), and often row stiffening rib group comprises multiple stiffening rib along drum body circumferential directions.
2. a kind of vehicle brake drum according to claim 1, it is characterized in that, the length direction of each stiffening rib in each described row stiffening rib group is parallel with the axial direction of brake drum, each stiffening rib in each row stiffening rib group is parallel to each other, and the stiffening rib in each row stiffening rib group is along the circumferential direction uniform.
3. a kind of vehicle brake drum according to claim 1, it is characterized in that, the surface of described brake drum drum body (1) is also provided with annular muscle (3), the axis of its annular is consistent with the axial direction of brake drum, described annular muscle is located between first row stiffening rib group, secondary series stiffening rib group, and annular muscle separates first row, secondary series stiffening rib group.
4. a kind of vehicle brake drum according to claim 3, is characterized in that, the width of the axial direction of described annular muscle is 30 ~ 40mm; 35 ~ 50 stiffening ribs are uniformly distributed in each row stiffening rib group.
5., according to the arbitrary described a kind of vehicle brake drum of Claims 1-4, it is characterized in that, the stiffening rib in each described row stiffening rib group adopts longitudinal section to be trapezoidal structure, and wherein trapezoidal relatively large end face is connected with annular muscle; Or the stiffening rib in each described row stiffening rib group adopts longitudinal section to be trapezoidal wedge-shaped structure, and wherein trapezoidal relatively large end face is connected with annular muscle.
6. a kind of vehicle brake drum according to claim 3, it is characterized in that, when described biserial stiffening rib and the basal area sum of annular muscle are more than or equal to brake drum work area of friction surface 45%, described basal area be biserial stiffening rib and annular muscle respectively with the area of drum body attachment portion.
7. a kind of vehicle brake drum according to claim 3, it is characterized in that, the length of single stiffening rib in the length of the single stiffening rib in described first row stiffening rib group and secondary series stiffening rib group and the width sum of annular muscle are more than or equal to 72% of the width of rubbing surface when brake drum works.
8. according to the arbitrary described a kind of vehicle brake drum of Claims 1-4, it is characterized in that, the direction that described first row stiffening rib group is installed near wheel hub, stiffening rib in first row stiffening rib group comprises first paragraph, second segment, first paragraph end face is connected with the side of annular muscle, adopts circular arc chamfering transition between first paragraph and second segment.
9., according to the arbitrary described a kind of vehicle brake drum of Claims 1-4, it is characterized in that, the axial direction in the region that is separated by between the stiffening rib in described first row stiffening rib group is provided with the stiffening rib of secondary series stiffening rib group; The axial direction in the region that is separated by between the stiffening rib in described secondary series stiffening rib group is provided with the stiffening rib of first row stiffening rib group.
10. for a biserial stiffening rib brake drum for heavy truck, it is characterized in that, adopt the arbitrary described a kind of vehicle brake drum of the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356153.XU CN204647084U (en) | 2015-05-28 | 2015-05-28 | For biserial stiffening rib brake drum, the vehicle brake drum of heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520356153.XU CN204647084U (en) | 2015-05-28 | 2015-05-28 | For biserial stiffening rib brake drum, the vehicle brake drum of heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647084U true CN204647084U (en) | 2015-09-16 |
Family
ID=54099841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520356153.XU Expired - Fee Related CN204647084U (en) | 2015-05-28 | 2015-05-28 | For biserial stiffening rib brake drum, the vehicle brake drum of heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647084U (en) |
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2015
- 2015-05-28 CN CN201520356153.XU patent/CN204647084U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |