CN202732895U - Tribrachia flange - Google Patents
Tribrachia flange Download PDFInfo
- Publication number
- CN202732895U CN202732895U CN 201220455442 CN201220455442U CN202732895U CN 202732895 U CN202732895 U CN 202732895U CN 201220455442 CN201220455442 CN 201220455442 CN 201220455442 U CN201220455442 U CN 201220455442U CN 202732895 U CN202732895 U CN 202732895U
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- CN
- China
- Prior art keywords
- plate body
- boss
- truncated cone
- cylindrical
- frustum
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a tribrachia flange which comprises a plate body, wherein the frontage of the plate body is provided with a cone-frustum-shaped boss and a cylindrical through hole; the back of the plate body is provided with a cylindrical boss and a cone-frustum-shaped groove, the bottom of the cone-frustum-shaped groove is connected with the cylindrical through hole, and the cone-frustum-shaped boss, the cylindrical through hole, the cylindrical boss and the cone-frustum-shaped groove are arranged in an coaxial line manner; the end parts of three convex arms of the plate body respectively form a convex platform, the joints of the platforms and the frontage of the plate body are inner convex arc edges, and the centres of the inner convex arc edges of three platforms are trisection points of a same periphery A; and the centre of the periphery A is positioned on the axis of the cone-frustum-shaped boss, the outer contour lines of adjacent convex arms of the plate body are indent arcs, the centers of the three indent arcs are trisection points of a same periphery B, and the centre of the periphery B is positioned on the axis of the cone-frustum-shaped boss. According to the technical scheme, the tribrachia flange has the advantages that the structure is reasonable, the processing and manufacturing are convenient, the operation is reliable, the cost performance is high and the like.
Description
Technical field
The utility model relates to a kind of automobile component, relates in particular to a kind of three arm flanges.
Background technique
The chassis effect is supporting, installation motor car engine and each parts thereof, assembly, forms the moulded of automobile, and accepts the power of motor, makes automobile produce motion, guarantees normally to travel.The chassis is comprised of power train, running system, steering system and Brake System four parts.Three arm flanges are the transmission paries that are connected with transmission shaft, and the structural design of these parts itself and quality of processing directly affect the transmission braking ability on chassis.
Summary of the invention
In order to solve above-mentioned technical problem, the purpose of this utility model provides a kind of three arm flanges, have rational in infrastructure, make things convenient for manufacturing, use reliable, cost performance advantages of higher.
To achieve the above object, the utility model has adopted following technological scheme:
A kind of three arm flanges, comprise plate body, the plate body front is provided with a truncated cone boss, truncated cone boss center is provided with cylindrical hole, the plate body back side is provided with a cylindrical boss, the cylindrical boss center is provided with the truncated cone groove, the bottom of truncated cone groove is connected with cylindrical hole and forms step in both joints, wherein, described truncated cone boss, cylindrical hole, cylindrical boss and truncated cone groove coaxial line arrange, the cone angle of truncated cone boss is 30 °, and the cone angle of truncated cone groove is 10 °; Described plate body has equally distributed three protruding arms, the end of each protruding arm all is formed with a platform that protrudes from the plate body front, the junction in platform and plate body front is convex arc-shaped edges edge, the center of circle on the convex arc-shaped edges edge of three platforms is the trisection point of same circumference A, the center of circle of this circumference A is positioned on the axis of truncated cone boss, wherein, plate body is interior concave circular arc at the outer contour between the protruding arm in twos, the center of circle of three interior concave circular arcs is the trisection point of same circumference B, and the center of circle of this circumference B is positioned on the axis of truncated cone boss.
The utility model has been owing to having adopted above technological scheme, have rational in infrastructure, make things convenient for manufacturing, use reliable, cost performance advantages of higher.
Description of drawings
Fig. 1 is structural representation of the present utility model (front);
Fig. 2 is the I-I sectional view of Fig. 1;
Fig. 3 is structural representation of the present utility model (back side).
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is made a detailed explanation.
Embodiment 1:
Such as Fig. 1, Fig. 2, a kind of three arm flanges shown in Figure 3, comprise plate body 1, plate body 1 front is provided with a truncated cone boss 2, truncated cone boss 2 centers are provided with cylindrical hole 22, plate body 1 back side is provided with a cylindrical boss 4, cylindrical boss 4 centers are provided with truncated cone groove 42, the bottom of truncated cone groove 42 is connected with cylindrical hole 22 and forms step in both joints, wherein, described truncated cone boss 2, cylindrical hole 22, cylindrical boss 4 and the 42 coaxial line settings of truncated cone groove, the cone angle of truncated cone boss 2 is 30 °, and the cone angle of truncated cone groove 42 is 10 °; Described plate body 1 has equally distributed three protruding arms, the end of each protruding arm all is formed with a platform 3 that protrudes from plate body 1 front, platform 3 is that the convex arc-shaped edges is along 31 with the junction in plate body 1 front, the convex arc-shaped edges of three platforms 3 is the trisection point of same circumference A along 31 the center of circle, the center of circle of this circumference A is positioned on the axis of truncated cone boss 2, wherein, plate body 1 is interior concave circular arc 11 at the outer contour between the protruding arm in twos, the center of circle of three interior concave circular arcs 11 is the trisection point of same circumference B, and the center of circle of this circumference B is positioned on the axis of truncated cone boss 2.
In the present embodiment, cylindrical hole 22, truncated cone groove 42 cooperate welding with transmission shaft, guarantee concentricity, firm welding degree and reliable transmission, protruding arm, truncated cone boss 2, platform 3 are fixed with disk shaped part and are connected, platform 3 is fixed along 31 positional punches and by bolt-locking by the convex arc-shaped edges when mounted, this spline structure fully guarantees concentricity and the reliable transmission of disk shaped part and three arm flanges and transmission shaft, reasonable in design, easy to process, accurate positioning.
Claims (1)
1. arm flange, it is characterized in that, comprise plate body (1), plate body (1) front is provided with a truncated cone boss (2), truncated cone boss (2) center is provided with cylindrical hole (22), plate body (1) back side is provided with a cylindrical boss (4), cylindrical boss (4) center is provided with truncated cone groove (42), the bottom of truncated cone groove (42) is connected with cylindrical hole (22) and forms step in both joints, wherein, described truncated cone boss (2), cylindrical hole (22), cylindrical boss (4) and truncated cone groove (42) coaxial line setting, the cone angle of truncated cone boss (2) is 30 °, and the cone angle of truncated cone groove (42) is 10 °; Described plate body (1) has equally distributed three protruding arms, the end of each protruding arm all is formed with one and protrudes from the positive platform (3) of plate body (1), platform (3) is that the convex arc-shaped edges is along (31) with the junction in plate body (1) front, the convex arc-shaped edges of three platforms (3) is the trisection point of same circumference A along the center of circle of (31), the center of circle of this circumference A is positioned on the axis of truncated cone boss (2), wherein, plate body (1) is interior concave circular arc (11) at the outer contour between the protruding arm in twos, the center of circle of three interior concave circular arcs (11) is the trisection point of same circumference B, and the center of circle of this circumference B is positioned on the axis of truncated cone boss (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220455442 CN202732895U (en) | 2012-09-07 | 2012-09-07 | Tribrachia flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220455442 CN202732895U (en) | 2012-09-07 | 2012-09-07 | Tribrachia flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202732895U true CN202732895U (en) | 2013-02-13 |
Family
ID=47658596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220455442 Expired - Fee Related CN202732895U (en) | 2012-09-07 | 2012-09-07 | Tribrachia flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202732895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829159A (en) * | 2012-09-07 | 2012-12-19 | 浙江龙虎锻造有限公司 | three-arm Flange |
-
2012
- 2012-09-07 CN CN 201220455442 patent/CN202732895U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829159A (en) * | 2012-09-07 | 2012-12-19 | 浙江龙虎锻造有限公司 | three-arm Flange |
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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: 20130213 Termination date: 20150907 |
|
| EXPY | Termination of patent right or utility model |