CN204368263U - A kind of automobile and subframe bushing mounting structure thereof - Google Patents
A kind of automobile and subframe bushing mounting structure thereof Download PDFInfo
- Publication number
- CN204368263U CN204368263U CN201520028136.3U CN201520028136U CN204368263U CN 204368263 U CN204368263 U CN 204368263U CN 201520028136 U CN201520028136 U CN 201520028136U CN 204368263 U CN204368263 U CN 204368263U
- Authority
- CN
- China
- Prior art keywords
- brace panel
- lining
- flange
- mounting structure
- subframe
- 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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- Body Structure For Vehicles (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model belongs to technical field of automobile components, provide a kind of automobile and subframe bushing mounting structure thereof, comprise the triangle brace panel being connected to vehicle frame and the lining being connected to subframe, also comprise thru-bolt, described thru-bolt comprises liner section, brace panel section and is connected the flange of described liner section and described brace panel section, described liner section is connected to vehicle frame through the interior pipe of described lining, and lining described in described flange screw; Described brace panel section is through described triangle brace panel, and described triangle brace panel and described flange tighten up.Lining and triangle brace panel, by the thru-bolt with flange, are placed in the both sides of flange, and fix respectively by the utility model respectively, thus avoid multiple of triangle brace panel to coordinate with lining, reduce working accuracy, improve processed finished products rate, reduce productive costs.
Description
Technical field
The utility model belongs to technical field of automobile components, is specifically related to a kind of automobile and subframe bushing mounting structure thereof.
Background technology
Subframe is the important component part of automotive suspension, most of parts of automobile and total Chengdu are supported by subframe or fix, road surface is acted on the application force of wheel by subframe and moment is delivered on vehicle body, and lining can play buffer action to this application force and moment.
Existing subframe bushing mounting structure as shown in Figure 1, general subframe 104 is connected with the outer wall of lining 105, bolt 102 passes the endoporus of triangle brace panel 103 and lining 105, triangle brace panel 103 attachment point and lining 105 is made to be fixed on vehicle frame by nut 101, another two attachment points of triangle brace panel 103 are connected by screw in vehicle frame, after bolt 102 pretension, the conical suface of triangle brace panel 103 will match with the conical surface of lining 105 and compress, and its plane also will compress with the end face of lining 105, with when subframe 104 is stressed, play effectively buffering and damping effect.
Existing subframe bushing mounting structure, because the conical surface of triangle brace panel 103 and plane will coordinate with the respective face of lining 105 respectively, therefore, the requirement on machining accuracy of triangle brace panel 103 is higher, especially its planeness and profile tolerance, cause processed finished products rate low, tooling cost is too high; Simultaneously, triangle brace panel 103 is when pretension, an attachment point will coordinate lining 105, two other attachment point will coordinate vehicle frame, due to manufacturing and positioning errors, after making three attachment point pretensions, be easy to the distortion causing triangle brace panel 103, thus cause the moment of subframe 104 in lining 105 place decay and loosen, do not have actv. buffering and damping effect, affect the road-holding property of automobile, ride comfort and NVH (Noise, Vibration, Harshness, noise, vibrations and traveling comfort) performance.
Utility model content
The purpose of this utility model is to provide a kind of automobile and subframe bushing mounting structure thereof, by the thru-bolt with flange, lining and triangle brace panel are placed in respectively the both sides of flange, and fix respectively, thus avoid multiple of triangle brace panel to coordinate with lining, reduce requirement on machining accuracy, improve processed finished products rate, reduce productive costs.
To achieve these goals, the utility model provides following technical scheme:
A kind of subframe bushing mounting structure, comprise the triangle brace panel being connected to vehicle frame and the lining being connected to subframe, also comprise thru-bolt, described thru-bolt comprises liner section, brace panel section and is connected the flange of described liner section and described brace panel section, described liner section is connected to vehicle frame through the interior pipe of described lining, and lining described in described flange screw; Described brace panel section is through described triangle brace panel, and described triangle brace panel and described flange tighten up.
Preferably, described liner section, described flange and described brace panel section are formed in one structure.
Preferably, the length of described brace panel section is less than the twice of its diameter.
Preferably, described triangle brace panel is tightened up by the clamp nut and described flange being bolted in described brace panel section outer end, and the fit side of described triangle brace panel of described clamp nut is provided with hold-down ring, and described hold-down ring compresses described triangle brace panel.
Preferably, described flange is six prisms.
Preferably, the India rubber tube of described lining is provided with concave ring groove near one end of described flange.
Preferably, be provided with flat gasket between described flange and described lining, the external diameter of described flat gasket is greater than the internal diameter of described concave ring groove and is less than the external diameter of described concave ring groove.
Preferably, the outside of described concave ring groove is provided with elasticity boss, described elasticity boss and described India rubber tube one-body molded, and stretch out subframe, described triangle brace panel compresses described elasticity boss.
Preferably, rubber cradle is provided with between described lining and described vehicle frame.
A kind of automobile, comprises foregoing subframe bushing mounting structure.
The beneficial effects of the utility model are:
The utility model is provided with the thru-bolt of flange, lining and triangle brace panel are placed in respectively the both sides of flange, first lining is installed on vehicle frame, and then triangle brace panel and flange are tightened up, multiple that avoid triangle brace panel coordinate with lining, thus reduction requirement on machining accuracy, improve processed finished products rate, reduce productive costs; Simultaneously, triangle brace panel is when pretension, do not need to coordinate lining, avoid many places and coordinate the distortion causing triangle brace panel, prevent the moment of subframe in lining place from decaying and loosening, better buffering and damping effect can be reached, improve the road-holding property of automobile, ride comfort and NVH (Noise, Vibration, Harshness, noise, vibrations and traveling comfort) performance.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art subframe bushing mounting structure;
Fig. 2 is the structural representation of a kind of detailed description of the invention of subframe bushing mounting structure provided by the utility model;
Fig. 3 is the structural representation of a kind of detailed description of the invention thru-bolt of subframe bushing mounting structure provided by the utility model.
Reference numeral:
In FIG:
101, nut, 102, bolt, 103, triangle brace panel, 104, subframe, 105, lining;
In Fig. 2-Fig. 3:
201, liner section, 202, lining, 203, flat gasket, 204, flange, 205, brace panel section, 206, clamp nut, 207, triangle brace panel, 208, subframe, 209, rubber cradle.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 2-Fig. 3, in a kind of detailed description of the invention, a kind of subframe bushing mounting structure provided by the utility model, comprise the triangle brace panel 207 being installed on vehicle frame and the lining 202 being installed on subframe 208, also comprise thru-bolt, thru-bolt comprises the flange 204 of liner section 201, brace panel section 205 and connecting bushing section 201 and brace panel section 205, and liner section 201 is connected to vehicle frame through the interior pipe of lining 202, and flange 204 compresses lining 202; Brace panel section 205 is through triangle brace panel 207, and triangle brace panel 207 and flange 204 tighten up.
The present embodiment is provided with the thru-bolt of flange 204, lining 202 and triangle brace panel 207 are placed in respectively the both sides of flange 204, first lining 202 is installed on vehicle frame, and then triangle brace panel 207 and flange 204 are tightened up, multiple that avoid triangle brace panel 207 coordinate with lining 202, thus reduction requirement on machining accuracy, improve processed finished products rate, reduce productive costs; Simultaneously, triangle brace panel 207 is when pretension, do not need to coordinate lining 202, avoid many places and coordinate the distortion causing triangle brace panel 207, prevent the moment of subframe 208 in lining 202 place from decaying and loosening, better can reach buffering and damping effect, improve the road-holding property of automobile, ride comfort and NVH (Noise, Vibration, Harshness, noise, vibrations and traveling comfort) performance.
Particularly, subframe 208 is fixedly connected with the outer tube of lining 202, and lining 202, through the interior pipe of lining 202, is connected to vehicle frame by nut, pre-load nut, makes flange 204 compress lining 202 by liner section 201; Then brace panel section 205 is plugged in a mounting hole of triangle brace panel 207, triangle brace panel 207 and flange 204 is tightened up; Two other mounting hole of last triangle brace panel 207 is installed on vehicle frame.
The diameter of liner section 201 can be equal with the diameter of brace panel section 205, also can not wait, and can select according to the condition such as intensity and predetermincd tension.The diameter of general liner section 201 and the equal diameters of brace panel section 205, to make the even intensity at thru-bolt two ends.The screw thread of liner section 201 can be identical with the screw thread of brace panel section 205, also can be different, and such as, liner section 201 is coarse-pitch thread, and brace panel section 205 is fine thread.
Liner section 201, flange 204 and brace panel section 205 are formed in one structure.This structure saves assembly process, and is convenient to processing.The utility model is not limited to above-described embodiment, liner section 201, flange 204 also can adopt alternate manner shaping with brace panel section 205, such as, by the nut that is spirally connected at the interlude of a bolt, nut is flange 204, and the stud of nut both sides is respectively liner section 201 and brace panel section 205; Or by welding or a riveted joint stud at the screw head end of screw, now flange 204 is screw head, and the stud of screw head both sides is respectively liner section 201 and brace panel section 205.
Preferably, the length of brace panel section 205 is less than the twice of its diameter.This length is conducive to tool sleeve and is directly set in flange 204 and carries out pretension, thus convenient for assembly and select suitable tool sleeve.Certainly, the length of brace panel section 205 also can be greater than or equal to the twice of its diameter.
Triangle brace panel 207 is tightened up with flange 204 by the clamp nut 206 being bolted in brace panel section 205 outer end, and the fit side of triangle brace panel 207 of clamp nut 206 is provided with hold-down ring, and hold-down ring compresses triangle brace panel 207.This structure increases compression area, to improve the reliability that triangle brace panel 207 is connected with flange 204 by hold-down ring.Triangle brace panel 207 and the fastening methods of flange 204 also can be weld, rivet, or pin mode.
Hold-down ring and clamp nut 206 can be one-body molded, and the side that also can be affixed on triangle brace panel 207 for clamp nut 206 arranges packing ring, and packing ring serves as hold-down ring, and preferred hold-down ring is one-body molded with clamp nut 206, conveniently process; The external diameter of hold-down ring is preferably greater than the twice of brace panel section 205 diameter, to increase compression area, ensures the reliability connected.
Preferred flange 204 is six prisms.With engagement tool sleeve, make assembling convenient.Certain flange 204 also can be other structure, cylindrical or quadrangular.
Particularly, the India rubber tube of lining 202 is provided with concave ring groove near one end of flange 204.Concave ring groove is the groove of annular, when subframe 208 is subject to impacting, can hold larger deflection, play better buffer action, to reach damping effect.
Certainly, the other end of India rubber tube also can arrange spill annular groove, or arranges other elasticity spatial accommodation, such as, is provided with engraved structure between the other end of India rubber tube and the outer tube of lining 202, impacts and vibrations to relax better.
Be provided with flat gasket 203 between flange 204 and lining 202, the external diameter of flat gasket 203 is greater than the internal diameter of concave ring groove and is less than the external diameter of concave ring groove.This structure had both increased flange 204 and the compression area of lining 202, made the connection of the two more reliable, thus played better buffer action; Wearing and tearing and the destruction of flat gasket 203 pairs of India rubber tubes can be prevented again, improve the service life of lining 202.Flat gasket 203 also can be the packing ring of standard.
Flat gasket 203 and flange 204 can one machine-shapings, fit together after also can processing separately.Preferred flat gasket 203, flange 204, liner section 201 and brace panel section 205 4 can together with machine-shaping, to facilitate processing, save assembly process.
The outside of concave ring groove is provided with elasticity boss, elasticity boss and India rubber tube one-body molded, and stretch out subframe 208, triangle brace panel 207 compresses elasticity boss.This structure effectively can prevent subframe 208 integral translation when colliding, to relax vibrations better and to impact.
Rubber cradle 209 is provided with between lining 202 and vehicle frame.Between vehicle frame and lining 202, increase rubber cradle 209, can play further and relax vibrations and impact.
Particularly, rubber cradle 209 is generally formed by the side polysulphide rubbers in metal washer, and the one side with rubber being fitted with subframe 208 compresses.
Except above-described embodiment, the utility model also proposed a kind of automobile, comprises foregoing subframe bushing mounting structure, the structural reference prior art of other each parts of automobile.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present utility model and scope.
Claims (10)
1. a subframe bushing mounting structure, comprise the triangle brace panel being connected to vehicle frame and the lining being connected to subframe, it is characterized in that, also comprise thru-bolt, described thru-bolt comprises liner section, brace panel section and is connected the flange of described liner section and described brace panel section, described liner section is connected to vehicle frame through the interior pipe of described lining, and lining described in described flange screw; Described brace panel section is through described triangle brace panel, and described triangle brace panel and described flange tighten up.
2. subframe bushing mounting structure according to claim 1, is characterized in that, described liner section, described flange and described brace panel section are formed in one structure.
3. subframe bushing mounting structure according to claim 1, is characterized in that, the length of described brace panel section is less than the twice of its diameter.
4. subframe bushing mounting structure according to claim 1, it is characterized in that, described triangle brace panel is tightened up by the clamp nut and described flange being bolted in described brace panel section outer end, the fit side of described triangle brace panel of described clamp nut is provided with hold-down ring, and described hold-down ring compresses described triangle brace panel.
5. subframe bushing mounting structure according to claim 1, is characterized in that, described flange is six prisms.
6. the subframe bushing mounting structure according to any one of claim 1-5, is characterized in that, the India rubber tube of described lining is provided with concave ring groove near one end of described flange.
7. subframe bushing mounting structure according to claim 6, is characterized in that, is provided with flat gasket between described flange and described lining, and the external diameter of described flat gasket is greater than the internal diameter of described concave ring groove and is less than the external diameter of described concave ring groove.
8. subframe bushing mounting structure according to claim 6, is characterized in that, the outside of described concave ring groove is provided with elasticity boss, described elasticity boss and described India rubber tube one-body molded, and stretch out subframe, described triangle brace panel compresses described elasticity boss.
9. the subframe bushing mounting structure according to any one of claim 1-5, is characterized in that, is provided with rubber cradle between described lining and described vehicle frame.
10. an automobile, is characterized in that, comprises the subframe bushing mounting structure as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520028136.3U CN204368263U (en) | 2015-01-15 | 2015-01-15 | A kind of automobile and subframe bushing mounting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520028136.3U CN204368263U (en) | 2015-01-15 | 2015-01-15 | A kind of automobile and subframe bushing mounting structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204368263U true CN204368263U (en) | 2015-06-03 |
Family
ID=53324505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520028136.3U Expired - Fee Related CN204368263U (en) | 2015-01-15 | 2015-01-15 | A kind of automobile and subframe bushing mounting structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204368263U (en) |
-
2015
- 2015-01-15 CN CN201520028136.3U patent/CN204368263U/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 | ||
| 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. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |