CN203581105U - High-strength frame and tricycle with same - Google Patents
High-strength frame and tricycle with same Download PDFInfo
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- CN203581105U CN203581105U CN201320614845.0U CN201320614845U CN203581105U CN 203581105 U CN203581105 U CN 203581105U CN 201320614845 U CN201320614845 U CN 201320614845U CN 203581105 U CN203581105 U CN 203581105U
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- vehicle frame
- undercarriage
- high strength
- left longeron
- right vertical
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Abstract
The utility model discloses a high-strength frame and a tricycle with the same. The high-strength frame comprises an upper frame body used for installing a steering shaft and a lower frame body used for installing a suspension system and a tricycle body, and the upper frame body comprises a steering shaft sleeve and at least two stand columns fixedly connected between the steering shaft sleeve and the lower frame body. The high-strength frame is installed on the tricycle. According to the high-strength frame and the tricycle with the high-strength frame, the upper frame body is fixedly connected with the lower frame body through the at least two stand columns; compared with the prior art, connection structural strength and rigidity between the upper frame body and the lower frame body are greatly improved, the structural stability and the deformation resistance are good, the running safety performance of the whole tricycle can be guaranteed, and the threats to personal safety of drivers are lowered.
Description
Technical field
The utility model relates to a kind of vehicle frame and three-wheel vehicle thereof, relates in particular to a kind of high strength vehicle frame and three-wheel vehicle thereof.
Background technology
Along with continuing to bring out of scientific and technical development and scientific and technological achievement, gradually people are freed from heavy manual labor, especially vehicle is as the popularization and application on a large scale of transport facility, no matter be in city or rural area, people's stride and animal power transportation have all been replaced gradually, for people have created fast, convenient, comfortable living condition, yet three-wheel vehicle is with its small and exquisite practicality, maneuverability and cheap feature have been subject to liking of people, especially can adapt to the narrow and not firm present situation of roadbed of road, become the main traffic transportation means that countryside, rural area is used.The structural stability of three-wheel vehicle and safety are the common problems of paying close attention to of manufacturing firm and self-propelled vehicle user, tricycle frame generally consists of added, undercarriage and the column that is fixedly connected on added and undercarriage, added being provided with for the steering column jacket of steering shaft is installed; On undercarriage, the parts such as rear suspension, vehicle body can be installed, in prior art, between added and undercarriage, all adopt single column to connect, structural strength is low, poor rigidity, junction at column and undercarriage forms focal point of stress, when vehicle very easily damages the connection structure of column and undercarriage during in heavy condition, cause added being squeezed to backward to drive space, the life security that threatens navigating mate.
Therefore, for addressing the above problem, need a kind of high strength vehicle frame and three-wheel vehicle thereof, improve connection structure intensity and rigidity between added and undercarriage, and then improve structural stability and the safety of vehicle frame and car load, reduce the threat to navigating mate personal safety.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of high strength vehicle frame and three-wheel vehicle thereof, and the connection structure intensity between its added and undercarriage is high, good rigidly, can guarantee structural stability and the safety of vehicle frame and car load, reduce the threat to navigating mate personal safety.
High strength vehicle frame of the present utility model, comprises for the added of steering shaft being installed and for the undercarriage of suspension system and vehicle body is installed; Described added comprise steering column jacket and be fixedly connected on steering column jacket and undercarriage between at least two columns; By tube sheet part welding combination, be optimized design, reach the existing three wheels passenger carriage vehicle frame of intensity ratio good, the feature that cost is lower;
Further: described column comprises vertical support portion and is fixed on described lower end, vertical support portion and extends back and be fixed on the extension connecting portion of undercarriage; Described undercarriage is provided with for vertical support portion and supports fixing supporting traverse; Traditional tricycle frame's column is cantilevered fixed sturcture, and the utility model has installed supporting traverse additional in the especially vertical support section of column bracketed part lower end, can significantly improve stability and the rigidity of connection structure between column and undercarriage; While avoiding vehicle heavy duty, cause column distortion or damage;
Further: lower end, described vertical support portion is set in supporting traverse external stability; Concrete is lower end, vertical support portion is welded and fixed with supporting traverse together with, be convenient to processing and assemble;
Further: described undercarriage comprises left longeron and right vertical beam; Described supporting traverse is fixedly connected between left longeron and right vertical beam, and described undercarriage also comprises first crossbeam, second cross beam and the 3rd crossbeam that is fixedly connected between left longeron and right vertical beam and arranges from front to back at supporting traverse rear side; First crossbeam is fixed in described extension connecting portion rear end; Described left longeron and right vertical beam all adopt rectangle steel to make, and rectangle steel bending strength is high, and good rigidly adopts rectangle steel to make structural stability and anti-deformation that left longeron and right vertical beam can improve undercarriage greatly;
Further: described second cross beam middle part is bent downwardly and makes the bit space that allows that its top is formed for vehicular transmission shaft to step down; The part that the part that described left longeron and right vertical beam are positioned at second cross beam rear side is all positioned at second cross beam front side with respect to them lifting that makes progress; The part that described left longeron and right vertical beam are positioned at second cross beam rear side all upwards bends the level that is bent to backward again; Left longeron and right vertical beam bend out equal rounding off, by arranging and allow bit space and left longeron and right vertical beam back segment be set to lifting structure above second cross beam, can vacate and the installing space of suspension system and vehicle bridge is installed and vehicular transmission shaft is arranged in above second cross beam in undercarriage lower rear, avoid undercarriage integral body to interfere between higher and transmission shaft and second cross beam in the car load center of gravity causing above suspension system, can improve the driving safety of vehicle;
Further: all stretch out through corresponding left longeron or right vertical beam from inside to outside at the two ends of described second cross beam and the 3rd crossbeam; Described undercarriage also comprises and is fixed on accordingly front hinged ear and the rear hinged ear that second cross beam and the 3rd crossbeam two ends stretch out in the suspension system for adapter plate spring structure of left longeron and right vertical beam part; Connection structure between second cross beam and the 3rd crossbeam and left longeron and right vertical beam is stable, structural strength is high, good rigidly, can provide safe and reliable mounting structure for front hinged ear and rear hinged ear, simultaneously without additionally install hinged ear installation shaft additional on left longeron and right vertical beam, can simplify body frame structure for automotive, reduce manufacturing procedure, cut down finished cost;
Further: the height of described rectangle steel is greater than himself width; The rectangle steel of this kind of structure has higher vertical bending strength, is applied to the load-carrying capacity that vehicle frame can improve vehicle greatly, guarantees the safety under vehicle heavy condition;
Further: between the vertical support portion of each column and corresponding extension connecting portion, to be fixed with strengthening rib; Extend connecting portion and can be used for fixedly mounting driving engine, reasonable in design, by strengthening rib, can greatly improve the connection structure intensity between each vertical support portion and corresponding extension connecting portion simultaneously, eliminate stress concentrated, further improve the structural stability of vehicle frame and car load;
Further: described column arranges along undercarriage lateral symmetry, make the force action of two columns suffered power under front wheel supporting effect in undercarriage transverse center position, two fulcrums that form with two trailing wheels form stable gusseted point, can improve structural stability and the safety of vehicle frame and car load, the attractive in appearance of vehicle frame and car load controlled and guaranteed to the accuracy of form and position of being simultaneously convenient to vehicle frame;
The invention also discloses a kind of three-wheel vehicle, described three-wheel vehicle is installed this high strength vehicle frame; Compare with existing three-wheel vehicle, body frame structure for automotive intensity is high, and good rigidly can guarantee structural stability and the driving safety of car load.
The beneficial effects of the utility model are: high strength vehicle frame of the present utility model and three-wheel vehicle thereof; Its added and undercarriage is connected and fixed by least two columns, compared with prior art can greatly improve connection structure intensity and the rigidity between added and undercarriage, structural stability and anti-deformation are good, can guarantee the driving safety performance of car load, reduce the threat to navigating mate personal safety.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the high strength vehicle frame of the present embodiment, comprises for the added of steering shaft being installed and for the undercarriage of suspension system and vehicle body is installed; Describedly addedly comprise steering column jacket 1 and be fixedly connected at least two columns between steering column jacket 1 and undercarriage.
In the present embodiment, described column comprises vertical support portion 2 and is fixed on 2 lower ends, described vertical support portion and extends back and is fixed on the extension connecting portion 9 of undercarriage; Described undercarriage is provided with for vertical support portion 2 and supports fixing supporting traverse 5; Traditional tricycle frame's column is cantilevered fixed sturcture, and the utility model has installed supporting traverse 5 additional in 2 minutes lower ends, the especially vertical support portion of column bracketed part, can significantly improve stability and the rigidity of connection structure between column and undercarriage; While avoiding vehicle heavy duty, cause column distortion or damage.
In the present embodiment, 2 lower ends, described vertical support portion are set in supporting traverse 5 external stabilities; Concrete is 2 lower ends, vertical support portion are welded and fixed with supporting traverse 5 together with, be convenient to processing and assemble.
In the present embodiment, described undercarriage comprises left longeron 3 and right vertical beam 4; Described supporting traverse 5 is fixedly connected between left longeron 3 and right vertical beam 4, and described undercarriage also comprises first crossbeam 6, second cross beam 7 and the 3rd crossbeam 8 that is fixedly connected between left longeron 3 and right vertical beam 4 and arranges from front to back at supporting traverse 5 rear sides; First crossbeam 6 is fixed in described extension connecting portion 9 rear ends; Described left longeron 3 and right vertical beam 4 all adopt rectangle steel to make, and rectangle steel bending strength is high, and good rigidly adopts rectangle steel to make structural stability and anti-deformation that left longeron 3 and right vertical beam 4 can improve undercarriage greatly.
In the present embodiment, described second cross beam 7 middle parts be bent downwardly make that its top is formed for vehicular transmission shaft to step down allow bit space; The part that the part that described left longeron 3 and right vertical beam 4 are positioned at second cross beam 7 rear sides is all positioned at second cross beam 7 front sides with respect to them lifting that makes progress; The part that described left longeron 3 and right vertical beam 4 are positioned at second cross beam 7 rear sides all upwards bends the level that is bent to backward again; Left longeron 3 and right vertical beam 4 bend out equal rounding off, by arranging and allow bit space and left longeron 3 and right vertical beam 4 back segments be set to lifting structure above second cross beam 7, can vacate and the installing space of suspension system and vehicle bridge is installed and vehicular transmission shaft is arranged in above second cross beam 7 in undercarriage lower rear, avoid undercarriage integral body to interfere between higher and transmission shaft and second cross beam 7 in the car load center of gravity causing above suspension system, can improve the driving safety of vehicle.
In the present embodiment, all stretch out through corresponding left longeron 3 or right vertical beam 4 from inside to outside at the two ends of described second cross beam 7 and the 3rd crossbeam 8; Described undercarriage also comprises and is fixed on accordingly front hinged ear 11 and the rear hinged ear 12 that second cross beam 7 and the 3rd crossbeam 8 two ends stretch out in the suspension system for adapter plate spring structure of left longeron 3 and right vertical beam 4 parts; Connection structure between second cross beam 7 and the 3rd crossbeam 8 and left longeron 3 and right vertical beam 4 is stable, structural strength is high, good rigidly, can provide safe and reliable mounting structure for front hinged ear 11 and rear hinged ear 12, simultaneously without additionally install hinged ear installation shaft additional on left longeron 3 and right vertical beam 4, can simplify body frame structure for automotive, reduce manufacturing procedure, cut down finished cost.
In the present embodiment, the height of described rectangle steel is greater than himself width; The rectangle steel of this kind of structure has higher vertical bending strength, is applied to the load-carrying capacity that vehicle frame can improve vehicle greatly, guarantees the safety under vehicle heavy condition.
In the present embodiment, between the vertical support portion 2 of each column and corresponding extension connecting portion 9, be fixed with strengthening rib 10; Extend connecting portion 9 and can be used for fixedly mounting driving engine, reasonable in design, by strengthening rib 10, can greatly improve the connection structure intensity between each vertical support portion 2 and corresponding extension connecting portion 9 simultaneously, eliminate stress concentrated, further improve the structural stability of vehicle frame and car load.
In the present embodiment, described column arranges along undercarriage lateral symmetry, make the force action of two columns suffered power under front wheel supporting effect in undercarriage transverse center position, two fulcrums that form with two trailing wheels form stable gusseted point, can improve structural stability and the safety of vehicle frame and car load, the attractive in appearance of vehicle frame and car load controlled and guaranteed to the accuracy of form and position of being simultaneously convenient to vehicle frame.
The high strength vehicle frame of the present embodiment is optimized design by tube sheet part welding combination, reaches the existing three wheels passenger carriage vehicle frame of intensity ratio good, the feature that cost is lower.
The three-wheel vehicle of the present embodiment, described three-wheel vehicle is installed this high strength vehicle frame; Compare with existing three-wheel vehicle, body frame structure for automotive intensity is high, and good rigidly can guarantee structural stability and the driving safety of car load.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. a high strength vehicle frame, is characterized in that: comprise for the added of steering shaft being installed and for the undercarriage of suspension system and vehicle body is installed; Described added comprise steering column jacket and be fixedly connected on steering column jacket and undercarriage between at least two columns.
2. high strength vehicle frame according to claim 1, is characterized in that: described column comprises vertical support portion and is fixed on described lower end, vertical support portion and extends back and is fixed on the extension connecting portion of undercarriage; Described undercarriage is provided with for vertical support portion and supports fixing supporting traverse.
3. high strength vehicle frame according to claim 2, is characterized in that: lower end, described vertical support portion is set in supporting traverse external stability.
4. high strength vehicle frame according to claim 3, is characterized in that: described undercarriage comprises left longeron and right vertical beam; Described supporting traverse is fixedly connected between left longeron and right vertical beam, and described undercarriage also comprises first crossbeam, second cross beam and the 3rd crossbeam that is fixedly connected between left longeron and right vertical beam and arranges from front to back at supporting traverse rear side; First crossbeam is fixed in described extension connecting portion rear end; Described left longeron and right vertical beam all adopt rectangle steel to make.
5. high strength vehicle frame according to claim 4, is characterized in that: described second cross beam middle part is bent downwardly and makes the bit space that allows that its top is formed for vehicular transmission shaft to step down; The part that the part that described left longeron and right vertical beam are positioned at second cross beam rear side is all positioned at second cross beam front side with respect to them lifting that makes progress.
6. high strength vehicle frame according to claim 5, is characterized in that: all stretch out through corresponding left longeron or right vertical beam from inside to outside at the two ends of described second cross beam and the 3rd crossbeam; Described undercarriage also comprises and is fixed on accordingly front hinged ear and the rear hinged ear that second cross beam and the 3rd crossbeam two ends stretch out in the suspension system for adapter plate spring structure of left longeron and right vertical beam part.
7. high strength vehicle frame according to claim 6, is characterized in that: the height of described rectangle steel is greater than himself width.
8. high strength vehicle frame according to claim 7, is characterized in that: between the vertical support portion of each column and corresponding extension connecting portion, be fixed with strengthening rib.
9. high strength vehicle frame according to claim 8, is characterized in that: described column arranges along undercarriage lateral symmetry.
10. application rights requires a three-wheel vehicle for the high strength vehicle frame described in arbitrary claim in 1 to 9, it is characterized in that: described three-wheel vehicle is installed this high strength vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320614845.0U CN203581105U (en) | 2013-09-30 | 2013-09-30 | High-strength frame and tricycle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320614845.0U CN203581105U (en) | 2013-09-30 | 2013-09-30 | High-strength frame and tricycle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203581105U true CN203581105U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320614845.0U Expired - Fee Related CN203581105U (en) | 2013-09-30 | 2013-09-30 | High-strength frame and tricycle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203581105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105129010A (en) * | 2015-09-30 | 2015-12-09 | 重庆隆鑫机车有限公司 | Local strengthening structure for rear suspension frame of motor tricycle |
| CN111433079A (en) * | 2018-07-04 | 2020-07-17 | 金敃成 | House type box body assembled motor home |
-
2013
- 2013-09-30 CN CN201320614845.0U patent/CN203581105U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105129010A (en) * | 2015-09-30 | 2015-12-09 | 重庆隆鑫机车有限公司 | Local strengthening structure for rear suspension frame of motor tricycle |
| CN111433079A (en) * | 2018-07-04 | 2020-07-17 | 金敃成 | House type box body assembled motor home |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20210930 |