CN204870563U - Transmission shaft intermediate strut assembly - Google Patents
Transmission shaft intermediate strut assembly Download PDFInfo
- Publication number
- CN204870563U CN204870563U CN201520683905.3U CN201520683905U CN204870563U CN 204870563 U CN204870563 U CN 204870563U CN 201520683905 U CN201520683905 U CN 201520683905U CN 204870563 U CN204870563 U CN 204870563U
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- Prior art keywords
- rubber pad
- transmission shaft
- mounting assembly
- midship mounting
- assembly according
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 59
- 230000004308 accommodation Effects 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000003245 working effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of auto parts, a transmission shaft intermediate strut assembly is disclosed, including ball bearing, installation the bearing frame of ball bearing, fixed the rubber pad of bearing frame, place the fixed bolster and the connection of rubber pad the linking bridge of fixed bolster and frame, on the lateral wall of rubber pad for be equipped with the rotation portion of two sets of terminal surfaces for the sphere the vertical center line symmetry of rubber pad, be equipped with on the inside wall of fixed bolster with rotation portion one -to -one, normal running fit and bottom surface are the recess of sphere, it is at least a set of right still to be equipped with on the fixed bolster the biggest turned angle of rubber pad carries out spacing portion. This transmission shaft intermediate strut assembly possesses higher commonality, has improved the operational environment of transmission shaft, does benefit to the working property that improves the transmission shaft.
Description
Technical field
The utility model relates to technical field of automobile parts, particularly relates to a kind of transmission shaft midship mounting assembly.
Background technology
Transmission shaft center support assembly is installed on the chassis place of vehicle, for supporting transmission shaft, prevents the radial motion of transmission shaft.
Existing transmission shaft midship mounting assembly structure as shown in Figure 1, ball-bearing casing 1' is fixed in cell type rubber cushion 3' by bearing mounting base 2', and described cell type rubber cushion 3' is arranged on U-shaped support 4', described U-shaped support 4' is provided with the mounting bracket 5' be fixedly connected with for cross member of frame.When transmission shaft is arranged, usually certain assembling inclination angle to all be had, this angle of assembling mainly relies on the design angle of described mounting bracket 5' fitting plane to ensure, but because different vehicle transmission shaft assembling inclination angle is different, therefore, need to design miscellaneous center support mounting bracket to arrange with the inclination angle adapting to different vehicle transmission shaft, add productive costs, use inconvenience.
In addition, in car load driving process, because driving engine play or frame distortion cause inclination angle in transmission shaft working process to change within the specific limits, and because angle is unadjustable after existing midship mounting installation, can only be out of shape by cell type rubber cushion 3' and compensate, but compensativity is limited, cause drive bearing degrading, fault rate raises.
Therefore, those skilled in the art need the structure improving traditional transmission shaft midship mounting assembly, to solve the above-mentioned problems in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of transmission shaft midship mounting assembly, the transmission shaft angle of assembling of different automobile types can be adapted to, and accommodation can be carried out to the change at transmission shaft inclination angle at any time when driving, improve the commonality of midship mounting and the service life of transmission shaft.
To achieve these goals, the utility model provides following technical scheme:
A kind of transmission shaft midship mounting assembly, comprise ball-bearing casing, the bearing seat of described ball-bearing casing is installed, the rubber pad of fixing described bearing seat, place the fixed support of described rubber pad and connect the connection bracket of described fixed support and vehicle frame, it is the rotation section of sphere that the lateral wall of described rubber pad is provided with two groups of end faces symmetrically relative to the vertical line of centers of described rubber pad, and described support bracket fastened madial wall is provided with and described rotation section one_to_one corresponding, normal-running fit and bottom surface is the groove of sphere; Described fixed support is also provided with at least one group and spacing limiting section is carried out to the maximum rotation angle of described rubber pad.
Preferably, described rubber pad is cylindrical, and rotating element described in two groups is placed in the both sides of the same diameter on described rubber pad cross section, and described fixed support is provided with the accommodation space of circular described rubber pad.
Preferably, described rubber pad external peripheral surface is arcwall face, and described support bracket fastened inner side is provided with the deep-slotted chip breaker mated of fitting with described arcwall face.
Preferably, described rotation section is column structure, and the degree of depth of described groove is not less than 1/2nd of described body length.
Preferably, described limiting section is strip through-hole, and described strip through-hole extends layout along the rotation tangential direction of described rubber pad initial point, and the spacing preiection on described rubber pad slides and is connected in described strip through-hole.
Preferably, described limiting section is two groups, and the line direction of limiting section described in two groups is perpendicular to the line direction of rotation section described in two groups.
Preferably, the lateral wall of described bearing seat is provided with limiting stopper, and described limiting stopper snaps in described rubber pad fixing.
Preferably, described fixed support comprises symmetrical upper bracket and lower bracket, and described upper bracket is fixedly connected with described lower bracket is detachable.
Preferably, described upper bracket and described lower bracket include the arc and connecting panel that form described accommodation space, described connecting panel is two groups, and the two ends of the described arc that is placed in also stretch out in the horizontal direction, and described arc is connected with described connecting panel arc transition.
Preferably, described connection bracket is " several " font support, and comprise the top board be connected with vehicle frame, the two ends of described top board are vertically connected with side plate respectively, and the end often organizing described side plate is equipped with flange.
The transmission shaft midship mounting assembly that the utility model provides, devises rotation section respectively in the both sides of rubber pad, and the end face of rotation section is sphere, and with the groove normal-running fit of spherical bottom on fixed support.In driving conditions in transmission shaft assembling or after assembling, because rubber pad can drive the ball-bearing casing of fixed conveyor axle to rotate along the axis of rotation section, the limiting section on fixed support carries out spacing to rotation, can prevent rubber pad and fixed support from departing from.Therefore this transmission shaft midship mounting assembly can meet the demand of transmission shaft angle change in transmission shaft angle of assembling and driving conditions in different automobile types.Transmission shaft angle of assembling no longer relies on the angle of the bracket mounting face be connected with vehicle frame to determine, therefore, avoids the demand of design different support structure, improves the commonality of midship mounting assembly.In addition, due to when driving, can there is adaptive change at any time in the angle of transmission shaft, improve the working environment of transmission shaft, improve service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, being briefly described to the accompanying drawing used required in embodiment below, and will being described in further detail specific embodiment of the utility model by reference to the accompanying drawings, wherein
Fig. 1 is the structural representation of transmission shaft midship mounting assembly in prior art;
The exploded view of the transmission shaft midship mounting assembly that Fig. 2 provides for the utility model embodiment;
First structural representation of the transmission shaft midship mounting assembly that Fig. 3 provides for the utility model embodiment;
Second structural representation of the transmission shaft midship mounting assembly that Fig. 4 provides for the utility model embodiment.
Label declaration wherein in above-mentioned accompanying drawing is as follows:
1'-ball-bearing casing, 2'-bearing mounting base, 3'-cell type rubber cushion, 4'-U shape support, 5'-mounting bracket;
1-ball-bearing casing, 2-bearing seat, 3-rubber pad, 4-fixed support, 5-connection bracket;
21-limiting stopper; 31-rotation section, 32-spacing preiection;
41-groove, 42-limiting section, 43-upper bracket, 44-lower bracket;
51-top board, 52-side plate, 53-flange;
A-first mounting hole, b-second mounting hole, c-the 3rd mounting hole.
Detailed description of the invention
In order to make those skilled in the art understand the technical solution of the utility model better, do to introduce in detail further to this programme below in conjunction with specific embodiment.
With reference to figure 2 ~ 4, the utility model proposes a kind of novel transmission shaft midship mounting assembly, comprise ball-bearing casing 1, the bearing seat 2 of described ball-bearing casing 1 is installed, the rubber pad 3 of fixing described bearing seat 2, place the fixed support 4 of described rubber pad 3 and connect the connection bracket 5 of described fixed support 4 and vehicle frame, described rubber pad 3 is preferably cell type rubber pad, the lateral wall of described rubber pad 3 is provided with along the vertical line of centers of described rubber pad 3 rotation section 31 that two groups of end faces are sphere symmetrically, the madial wall of described fixed support 4 is provided with and described rotation section 31 one_to_one corresponding, normal-running fit and bottom surface are the groove 41 of sphere, described fixed support 4 is also provided with at least one group and spacing limiting section 42 is carried out to the maximum rotation angle of described rubber pad 3.
Because described rotation section 31 can be rotated in described groove 41, thus make described rubber pad 3 drive the ball-bearing casing 1 of fixed conveyor axle with the axis of described rotation section 31 for axis of rotation, meet the demand of transmission shaft angle change in transmission shaft angle of assembling and driving conditions.By the design of this group revolute pair, the connection bracket 5 transmission shaft angle of assembling no longer being relied on be connected with vehicle frame is determined, therefore different automobile types all can use this transmission shaft midship mounting assembly structure, avoids the design iterations to connection bracket 5, improves the commonality of midship mounting assembly.
In addition, in the spacing scope of described limiting section 42, described rubber pad 3 freely can rotate in described fixed support 4, adapt to the demand of transmission shaft angle change when driving flexibly, guarantee no matter how transmission shaft inclination angle changes transmission shaft in vehicle operation, midship mounting assembly working face all the time with transmission shafts to vertical, avoid bearing and bear extra additional bending moment, improve intermediate transmission bearing and glue rubber pad operating mode, extend assembly service life, improve product quality.
For the ease of driving drive axis, described rubber pad 3 is cylindrical, described fixed support 4 is provided with the accommodation space of circular described rubber pad 3, rotation section 31 described in two groups is placed in the both sides of same diameter in described rubber pad 3 cross section, make stressed transmission shaft described in motion process even, move smooth-going.
Selectively, described rubber pad 3 and described accommodation space also can be designed to square.
Further, described rubber pad 3 external peripheral surface is arcwall face, and the inner side of described fixed support 4 is provided with the deep-slotted chip breaker mated of fitting with described arcwall face, and cambered design can reduce friction when rotating, and is convenient to the change adapting to transmission shaft angle more neatly.
Preferably, described rotation section 31 is column structure, preferably be formed in one with described rubber pad 3, and, the degree of depth of described groove 41 is not less than 1/2nd of described body length, described rotation section 31 with described groove 41 normal-running fit while, also described rubber pad 3 being played and supports the effect of clamping, preventing described rubber pad 3 from skidding off described groove 41 when rotating.The preferred round-corner transition of root that described cylinder is connected with described rubber pad 3, weares and teares to prevent described rubber pad 3.
In the present embodiment, described limiting section 42 is strip through-hole, and described strip through-hole extends layout along the rotation tangential direction of described rubber pad 3 initial point, and the spacing preiection 32 on described rubber pad 3 slides and is connected in described strip through-hole.The length of described bar hole can design according to the maximum angle of transmission shaft change in the angle of assembling of different automobile types transmission shaft or driving conditions.
In the present embodiment, the described limiting section 42 of described stripe board structure is two groups, and the line direction of limiting section 42 described in two groups is vertical with the line direction of rotation section 31 described in two groups, can carry out actv. spacing to rubber pad 3.
Selectively, described limiting section 42 also can be the baffle plate be arranged on described fixed support 4, when rubber pad 3 turns to maximum angle to any side, has corresponding baffle plate to carry out spacing to it.
Further, the lateral wall of described bearing seat 2 is provided with limiting stopper 21, and described limiting stopper 21 snaps in described rubber pad 3 fixing, guarantees ball-bearing casing 1 and described rubber pad 3 synchronous axial system.
With reference to figure 3 and Fig. 4, described fixed support 4 in the utility model embodiment can be integral type or split-type structural, the conveniently dismounting of rubber pad 3, described fixed support 4 is split-type structural preferably, comprise symmetrical upper bracket 43 and lower bracket 44, described groove 41 part is arranged on described upper bracket 43, and symmetrical another part is arranged on described lower bracket 41, and the axis of described columned rotation section 31 is just positioned at the joint face of described upper bracket 43 and described lower bracket 44.Described upper bracket 43 is fixedly connected with described lower bracket 44 is detachable.
Particularly, described upper bracket 43 and described lower bracket 44 include the arc and connecting panel that form described accommodation space, described connecting panel is two groups, be placed in described arc two ends and stretch out in the horizontal direction, for the connection of upper and lower support, in the present embodiment, described connecting panel is provided with the first mounting hole a, upper and lower support is with bolts, and split type supporting structure is also more conducive to the maintenance of midship mounting.In addition, described arc is connected with described connecting panel arc transition, to reduce stress.
The attachment face angle that angle of assembling due to transmission shaft no longer relies on described connection bracket 5 ensures, therefore, can simplify the structure of described support 5.In the present embodiment, described connection bracket 5 is " several " font support, comprises the top board 51 be connected with vehicle frame, and the two ends of described top board 51 are vertically connected with side plate 52 respectively, and the end often organizing described side plate 52 is equipped with flange 53.
Described flange 53 preferably arranges the second mounting hole b coaxial with described first mounting hole a, described second mounting hole b is preferably waist-shaped hole, the long axis direction of described waist-shaped hole is identical with described drive shaft axis direction, to adapt to the adjustment of propeller shaft length Mismachining tolerance, improve transmission shaft initial loading allotment of labor condition.
In addition, described top board 51 is also provided with the 3rd mounting hole c, for being connected by bolt or screw with vehicle frame lower aerofoil.
Structure of the present utility model, feature and action effect is described in detail above according to graphic shown embodiment; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change done according to conception of the present utility model; or be revised as the Equivalent embodiments of equivalent variations; do not exceed yet specification sheets with diagram contain spiritual time, all should at protection domain of the present utility model.
Claims (10)
1. a transmission shaft midship mounting assembly, comprise ball-bearing casing (1), the bearing seat (2) of described ball-bearing casing (1) is installed, the rubber pad (3) of fixing described bearing seat (2), place the fixed support (4) of described rubber pad (3) and connect the connection bracket (5) of described fixed support (4) and vehicle frame, it is characterized in that, the lateral wall of described rubber pad (3) is provided with relative to the vertical line of centers of described rubber pad (3) rotation section (31) that two groups of end faces are sphere symmetrically, the madial wall of described fixed support (4) is provided with and described rotation section (31) one_to_one corresponding, normal-running fit and bottom surface are the groove (41) of sphere, described fixed support (4) is also provided with at least one group and spacing limiting section (42) is carried out to the maximum rotation angle of described rubber pad (3).
2. transmission shaft midship mounting assembly according to claim 1, it is characterized in that, described rubber pad (3) is for cylindrical, rotation section (31) described in two groups are placed in the both sides of same diameter on described rubber pad (3) cross section, and described fixed support (4) is provided with the accommodation space of circular described rubber pad (3).
3. transmission shaft midship mounting assembly according to claim 2, is characterized in that, described rubber pad (3) external peripheral surface is arcwall face, and the inner side of described fixed support (4) is provided with the deep-slotted chip breaker mated of fitting with described arcwall face.
4. transmission shaft midship mounting assembly according to claim 3, is characterized in that, described rotation section (31) are column structure, and the degree of depth of described groove (41) is not less than 1/2nd of described body length.
5. transmission shaft midship mounting assembly according to claim 4, it is characterized in that, described limiting section (42) is strip through-hole, described strip through-hole extends layout along the rotation tangential direction of described rubber pad (3) initial point, and the spacing preiection (32) on described rubber pad (3) slides and is connected in described strip through-hole.
6. transmission shaft midship mounting assembly according to claim 5, it is characterized in that, described limiting section (42) is two groups, and the line direction of limiting section (42) described in two groups is perpendicular to the line direction of rotation section (31) described in two groups.
7. transmission shaft midship mounting assembly according to claim 6, it is characterized in that, the lateral wall of described bearing seat (2) is provided with limiting stopper (21), and described limiting stopper (21) snaps in described rubber pad (3) fixing.
8. transmission shaft midship mounting assembly according to claim 7, it is characterized in that, described fixed support (4) comprises symmetrical upper bracket (43) and lower bracket (44), and described upper bracket (43) is fixedly connected with described lower bracket (44) is detachable.
9. transmission shaft midship mounting assembly according to claim 8, it is characterized in that, described upper bracket (43) and described lower bracket (44) include the arc and connecting panel that form described accommodation space, described connecting panel is two groups, be placed in described arc two ends and stretch out in the horizontal direction, described arc is connected with described connecting panel arc transition.
10. transmission shaft midship mounting assembly according to claim 9, it is characterized in that, described connection bracket (5) is " several " font support, comprise the top board (51) be connected with vehicle frame, the two ends of described top board (51) are vertically connected with side plate (52) respectively, and the end often organizing described side plate (52) is equipped with flange (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683905.3U CN204870563U (en) | 2015-08-28 | 2015-08-28 | Transmission shaft intermediate strut assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683905.3U CN204870563U (en) | 2015-08-28 | 2015-08-28 | Transmission shaft intermediate strut assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204870563U true CN204870563U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520683905.3U Expired - Fee Related CN204870563U (en) | 2015-08-28 | 2015-08-28 | Transmission shaft intermediate strut assembly |
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| Country | Link |
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| CN (1) | CN204870563U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128660A (en) * | 2015-08-28 | 2015-12-09 | 安徽江淮汽车股份有限公司 | Transmission shaft middle supporting assembly |
| CN106740089A (en) * | 2017-03-07 | 2017-05-31 | 上汽通用五菱汽车股份有限公司 | One kind transmission shaft tray mounting structure |
| CN107461421A (en) * | 2017-07-13 | 2017-12-12 | 合肥创智汽车技术开发有限公司 | A kind of Universal joint power transmission shaft intermediate supports |
| CN108561537A (en) * | 2018-06-01 | 2018-09-21 | 芜湖贝埃斯汽车部件有限公司 | It is a kind of to combine the versatility support of bearing up and down |
| CN108909445A (en) * | 2018-07-20 | 2018-11-30 | 上汽通用五菱汽车股份有限公司 | Intermediate support beam and driving-shaft assembly |
-
2015
- 2015-08-28 CN CN201520683905.3U patent/CN204870563U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128660A (en) * | 2015-08-28 | 2015-12-09 | 安徽江淮汽车股份有限公司 | Transmission shaft middle supporting assembly |
| CN106740089A (en) * | 2017-03-07 | 2017-05-31 | 上汽通用五菱汽车股份有限公司 | One kind transmission shaft tray mounting structure |
| CN106740089B (en) * | 2017-03-07 | 2023-09-15 | 上汽通用五菱汽车股份有限公司 | Transmission shaft bracket mounting structure |
| CN107461421A (en) * | 2017-07-13 | 2017-12-12 | 合肥创智汽车技术开发有限公司 | A kind of Universal joint power transmission shaft intermediate supports |
| CN108561537A (en) * | 2018-06-01 | 2018-09-21 | 芜湖贝埃斯汽车部件有限公司 | It is a kind of to combine the versatility support of bearing up and down |
| CN108909445A (en) * | 2018-07-20 | 2018-11-30 | 上汽通用五菱汽车股份有限公司 | Intermediate support beam and driving-shaft assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |