CN206125165U - Variable cross section frame - Google Patents
Variable cross section frame Download PDFInfo
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- CN206125165U CN206125165U CN201620754801.1U CN201620754801U CN206125165U CN 206125165 U CN206125165 U CN 206125165U CN 201620754801 U CN201620754801 U CN 201620754801U CN 206125165 U CN206125165 U CN 206125165U
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- frame
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- end bearing
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Abstract
The utility model provides a variable cross section frame, it mainly includes frame left and right sides longeron, the front beam, the second crossbeam, the crossbeam is hung to the motor, the transmission shaft crossbeam, back front beam, back rear frame member and tail crossbeam, the longeron adopts syllogic variable cross -section structure about the frame, the high 130mm that is of frame anterior segment abdomen, preferred and frame middle section contained angle is 4, reduce the driver's cabin height, the frame middle section is adjusted into 190mm with the abdomen height, the frame tail end adopts 130mm's abdomen high, reduce the whole vehicle weight heart, put the flex point of frame variable cross section in the less region of frame atress, preferred front suspension leaf spring support adopts the leaf spring lug formula of falling the focus structure to connect, rear overhang frame plate spring support adopts the anti - lug formula leaf spring support of adorning. Stress was too concentrated so that cracked phenomenon when variable cross section frame was unlikely to to appear the frame atress, and simple structure under the prerequisite that has reduced the whole vehicle weight heart, improves the ride of vehicle, had realized the lightweight design of frame again, had improved whole car utilization ratio.
Description
Technical field
The utility model is related to a kind of variable cross-section vehicle frame, belongs to vehicle mechanical technical field of structures.
Background technology
Variable cross-section vehicle frame had not only dropped center of gravity but also light-weighted vehicle frame as one kind, had become the important composition of whole electric vehicle
Part.Existing straight-through beam vehicle frame, on the premise of carrying is met, compared with variable cross-section vehicle frame, it appears heavy, and car load weight
The heart is too high, have impact on the stability of car load traveling.And variable cross-section vehicle frame is applied to light truck series vehicle (including pure electric vehicle),
It is higher for car load deadweight requirement, therefore the vehicle frame for adopting the structure, on the premise of car load carrying is met, significantly reduce car
Frame is conducted oneself with dignity.
Utility model content
For one or more deficiencies of the prior art, the utility model aims to provide a kind of variable cross-section vehicle frame, and it can
To reduce car load center of gravity, also it is further able to reduce cab heights, increases the stability of car load traveling, and car load can be reduced
Deadweight, improves car load utilization rate.
The technical scheme that the utility model solve problem is adopted is：Variable cross-section vehicle frame mainly includes vehicle frame variable cross-section or so
Longeron, front beam, second cross beam, motor hanging crossbeam, power transmission shaft crossbeam, rear front beam, rear rear cross beam and transom beam, and it is front
Suspension leaf spring bearing using drop center of gravity structure the connection of plate spring lifting lug formula, rear suspension spring carrying block is using leading anti-of industry
Dress hanger formula spring carrying block.The left-right longeron of the vehicle frame adopt three-stage variable section structure, a height of 130mm of front section of vehicle frame abdomen,
Vehicle frame stage casing is the carrying demand for meeting car load, is 190mm by abdomen height adjustment, and vehicle frame tail end is high using the abdomen of 130mm, is reduction
Car load center of gravity, will be adjusted to 190-130 variable cross-sections under vehicle frame, the flex point of vehicle frame variable cross-section is placed on into the less area of vehicle frame stress
Domain, is unlikely to stress occur during vehicle frame stress excessively to concentrate, so that fracture；Front section of vehicle frame and vehicle frame stage casing angle are 4 ° ± 1 °,
Cab heights are reduced with this.
Front beam is fixed on longitudinal beam using dual-trench type connecting plate, meets the assembling of driver's cabin, first crossbeam and second
The punch forming part of the chip architecture up and down that crossbeam is commonly used in front section of vehicle frame, stage casing using industry, had both met frame strength, than general
The lightweight 5-10Kg of logical channel beam.The plate spring lifting lug bearing of rear-suspension system fills formula casting structure using hanger is counter, this knot
The spring carrying block of structure will be moved in vehicle frame installation site, further, reduce the center of gravity of vehicle frame and car load, while by stress point
Analysis, is 130 by vehicle frame tail end abdomen height adjustment, realizes light-weight design.
Specifically：
A kind of variable cross-section vehicle frame, variable cross-section vehicle frame includes vehicle frame left-right longeron, and beam structure is provided between left-right longeron；
Vehicle frame left-right longeron (1) is using three-stage variable section structure：Wide 800mm ± 5mm in front and back, abdomen is high different；
A height of 130mm ± the 5mm of leading portion abdomen of vehicle frame front overhang, a height of 190mm ± 5mm of vehicle frame stage casing abdomen, vehicle frame tail end abdomen is high
For 130mm ± 5mm.
Preferably, front section of vehicle frame and vehicle frame stage casing angle are 4 ° ± 1 °, and front section of vehicle frame is less than vehicle frame stage casing.
Preferably, beam structure includes：Front beam, second cross beam, motor hanging crossbeam, power transmission shaft crossbeam, rear front beam,
Rear cross beam and transom beam afterwards, front beam and second cross beam are in front section of vehicle frame.
Preferably, vehicle frame left-right longeron side is provided with front suspension spring carrying block, and front suspension spring carrying block is using drop center of gravity knot
The plate spring lifting lug formula connection of structure.
Preferably, vehicle frame left-right longeron side is provided with rear suspension spring carrying block, and it is left that rear suspension spring carrying block is fixed on vehicle frame
The side of the back segment of right vertical beam, rear suspension spring carrying block is using anti-dress hanger formula casting structure.
Preferably, vehicle frame left-right longeron leading portion is connected with front beam (2) by crossbeam connecting bracket, and second cross beam (3) leads to
Cross the connection of rivet reinforcement and vehicle frame left-right longeron.
Preferably, front beam is fixed on vehicle frame left-right longeron using dual-trench type connecting plate.
Preferably, rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing (11) and transom beam (12)
It is fixed on back segment.
Preferably, front suspension support includes front suspension leaf spring fixing end bearing (4) and front suspension plate spring lifting lug end bearing
(5), front suspension leaf spring fixing end bearing (4) and front suspension plate spring lifting lug end bearing (5) rivet with vehicle frame, motor hanging crossbeam
(6) riveted in vehicle frame stage casing with power transmission shaft crossbeam (7).
Preferably, rear suspension is strengthened using rear front beam (8) and rear rear cross beam (9), and rear suspension spring carrying block includes
Rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing (11).
The beneficial effects of the utility model are：The variable cross-section drop center of gravity vehicle frame is by the longeron section of original through-type vehicle frame
It is optimized, is analyzed by the vehicle frame stress of the unloaded and full load by car load, the region of vehicle frame stress concentration adopts
The high section of 190mm abdomens, and the less position of stress, by vehicle frame section the high section of 130mm abdomens is adjusted to, simple structure,
On the premise of reducing car load center of gravity, improve ride of vehicle, the light-weight design of vehicle frame is realized again, improve whole
Car utilization rate.
Description of the drawings
Fig. 1 is the isometric side view of one embodiment of variable cross-section vehicle frame of the present utility model；
Fig. 2 is the front view of the vehicle frame left-right longeron of one embodiment of variable cross-section vehicle frame of the present utility model；
Fig. 3 is the top view of the vehicle frame left-right longeron of one embodiment of variable cross-section vehicle frame of the present utility model.
Specific embodiment
It is to reach technological means and effect that predetermined purpose is taken for the utility model is expanded on further, below in conjunction with attached
Figure and preferred embodiment, describe in detail as follows to specific embodiment of the present utility model.
Variable cross-section vehicle frame includes vehicle frame left-right longeron, and beam structure is provided between left-right longeron；Vehicle frame left-right longeron is adopted
Three-stage variable section structure：Wide 800mm ± 5mm in front and back, abdomen is high different；A height of 130mm ± the 5mm of leading portion abdomen of vehicle frame front overhang,
A height of 190mm ± the 5mm of vehicle frame stage casing abdomen, a height of 130mm ± 5mm of vehicle frame tail end abdomen.
In a preferred embodiment, front section of vehicle frame and vehicle frame stage casing angle are 4 ° ± 1 °, and front section of vehicle frame is less than in vehicle frame
Section.
In a preferred embodiment, beam structure includes：Front beam, second cross beam, motor hanging crossbeam, power transmission shaft are horizontal
Beam, rear front beam, rear rear cross beam and transom beam, front beam and second cross beam are in front section of vehicle frame.
In a preferred embodiment, vehicle frame left-right longeron side is provided with front suspension spring carrying block, front suspension spring carrying block
Using the plate spring lifting lug formula connection of drop center of gravity structure.
In a preferred embodiment, vehicle frame left-right longeron side is provided with rear suspension spring carrying block, rear suspension spring carrying block
The side of the back segment of vehicle frame left-right longeron is fixed on, rear suspension spring carrying block is using anti-dress hanger formula casting structure.
In a preferred embodiment, vehicle frame left-right longeron (1) leading portion is connected with front beam (2) by crossbeam connecting bracket
Connect, second cross beam (3) strengthens the connection with vehicle frame left-right longeron by rivet.
In a preferred embodiment, front beam is fixed on vehicle frame left-right longeron using dual-trench type connecting plate.
In a preferred embodiment, rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing (11)
Back segment is fixed on transom beam (12).
In a preferred embodiment, front suspension support includes front suspension leaf spring fixing end bearing (4) and front suspension leaf spring
Hanger end bearing (5), front suspension leaf spring fixing end bearing (4) and front suspension plate spring lifting lug end bearing (5) rivet with vehicle frame, motor
Hanging crossbeam (6) and power transmission shaft crossbeam (7) are riveted in vehicle frame stage casing.
In a preferred embodiment, rear suspension is strengthened using rear front beam (8) and rear rear cross beam (9), rear suspension
Spring carrying block includes rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing (11).
As shown in FIG. 1 to 3, variable cross-section vehicle frame mainly includes vehicle frame left-right longeron (1), front beam (2), second cross beam
(3), front suspension leaf spring fixing end bearing (4), front suspension plate spring lifting lug end bearing (5), motor hanging crossbeam (6), power transmission shaft are horizontal
Beam (7), rear front beam (8), rear rear cross beam (9), rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing
And transom beam (12) etc. (11)；Vehicle frame left-right longeron (1) front end is connected with front beam (2) by crossbeam connecting bracket, the
Two crossbeams (3) strengthen the connection of longeron by rivet, and reduction front beam cabin front suspension puts vehicle frame deformation during assembling, front suspension
Leaf spring fixing end bearing (4) and front suspension plate spring lifting lug end bearing (5) and vehicle frame riveting, motor hanging crossbeam (6) and power transmission shaft
Crossbeam (7) is riveted in vehicle frame stage casing, and rear suspension is strengthened using rear front beam (8) and rear rear cross beam (9), using drop weight
The heart is counter to fill formula spring carrying block rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end bearing (11), and frame end is adopted
Strengthened with transom beam (12).
The above, is only preferred embodiments of the present utility model, not makees any pro forma to the utility model
Limit, above example is made any simple modification, equivalent variations and modification according to technical spirit of the present utility model, still
Belong in the range of technical solutions of the utility model.
Claims (9)
1. a kind of variable cross-section vehicle frame, it is characterised in that
Variable cross-section vehicle frame includes vehicle frame left-right longeron (1), and beam structure is provided between left-right longeron；
Vehicle frame left-right longeron adopts three-stage variable section structure：Wide 800mm ± 5mm in front and back, abdomen is high different；
A height of 130mm ± the 5mm of leading portion abdomen of vehicle frame front overhang, a height of 190mm ± 5mm of vehicle frame stage casing abdomen, vehicle frame tail end abdomen is a height of
130mm ± 5mm, front section of vehicle frame and vehicle frame stage casing angle are 4 ° ± 1 °, and front section of vehicle frame is less than vehicle frame stage casing.
2. a kind of variable cross-section vehicle frame according to claim 1, it is characterised in that beam structure includes：It is front beam, second horizontal
Beam, motor hanging crossbeam, power transmission shaft crossbeam, rear front beam, rear rear cross beam and transom beam, front beam and second cross beam are before vehicle frame
Section.
3. according to a kind of arbitrary described variable cross-section vehicle frame of claim 1 to 2, it is characterised in that vehicle frame left-right longeron side sets
There is front suspension spring carrying block, front suspension spring carrying block is connected using the plate spring lifting lug formula of drop center of gravity structure.
4. a kind of variable cross-section vehicle frame according to any one of claim 1 to 2, it is characterised in that vehicle frame left-right longeron side
Rear suspension spring carrying block is provided with, rear suspension spring carrying block is fixed on the side of the back segment of vehicle frame left-right longeron, rear suspension leaf spring
Seat is using anti-dress hanger formula casting structure.
5. a kind of variable cross-section vehicle frame according to claim 2, it is characterised in that vehicle frame left-right longeron leading portion and front beam
(2) connected by crossbeam connecting bracket, second cross beam (3) strengthens the connection with vehicle frame left-right longeron by rivet.
6. a kind of variable cross-section vehicle frame according to claim 2, it is characterised in that front beam is fixed using dual-trench type connecting plate
On vehicle frame left-right longeron.
7. a kind of variable cross-section vehicle frame according to claim 2, it is characterised in that rear suspension leaf spring fixing end bearing (10),
Rear suspension plate spring lifting lug end bearing (11) and transom beam (12) are fixed on back segment.
8. a kind of variable cross-section vehicle frame according to claim 2, it is characterised in that front suspension support includes front suspension leaf spring
Fixing end bearing (4) and front suspension plate spring lifting lug end bearing (5), front suspension leaf spring fixing end bearing (4) and front suspension leaf spring hang
Ear end bearing (5) rivets with vehicle frame, and motor hanging crossbeam (6) and power transmission shaft crossbeam (7) are riveted in vehicle frame stage casing.
9. a kind of variable cross-section vehicle frame according to claim 2, it is characterised in that rear suspension using rear front beam (8) and after
Rear cross beam (9) is strengthened, and rear suspension spring carrying block includes rear suspension leaf spring fixing end bearing (10), rear suspension plate spring lifting lug end
Bearing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754801.1U CN206125165U (en) | 2016-07-18 | 2016-07-18 | Variable cross section frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754801.1U CN206125165U (en) | 2016-07-18 | 2016-07-18 | Variable cross section frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206125165U true CN206125165U (en) | 2017-04-26 |
Family
ID=58560222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620754801.1U Active CN206125165U (en) | 2016-07-18 | 2016-07-18 | Variable cross section frame |
Country Status (1)
| Country | Link |
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| CN (1) | CN206125165U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104110A (en) * | 2021-12-08 | 2022-03-01 | 中国重汽集团济南动力有限公司 | Special-shaped tubular casting beam for plate spring suspension for heavy-duty car |
| CN114313013A (en) * | 2022-01-14 | 2022-04-12 | 上海承飞航空特种设备有限公司 | Chassis crossbeam of pipeline fuelling vehicle |
| CN114312189A (en) * | 2022-01-14 | 2022-04-12 | 上海承飞航空特种设备有限公司 | Leaf spring assembly and pipeline tank service truck of pipeline tank service truck |
-
2016
- 2016-07-18 CN CN201620754801.1U patent/CN206125165U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104110A (en) * | 2021-12-08 | 2022-03-01 | 中国重汽集团济南动力有限公司 | Special-shaped tubular casting beam for plate spring suspension for heavy-duty car |
| CN114313013A (en) * | 2022-01-14 | 2022-04-12 | 上海承飞航空特种设备有限公司 | Chassis crossbeam of pipeline fuelling vehicle |
| CN114312189A (en) * | 2022-01-14 | 2022-04-12 | 上海承飞航空特种设备有限公司 | Leaf spring assembly and pipeline tank service truck of pipeline tank service truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 710200 Shanqi Avenue, Jingwei Industrial Park, economic development zone, Xi'an City, Shaanxi Province Patentee after: SHAANXI AUTOMOBILE INDUSTRY Co.,Ltd. Patentee after: SHAANQI GROUP COMMERCIAL VEHICLE Co.,Ltd. Address before: 710201 Shaanxi city of Xi'an Province Economic and Technological Development Zone Jingwei Industrial Park Avenue Shaanxi Shaanxi Automotive Industrial Co. Patentee before: SHAANXI AUTOMOBILE INDUSTRY Co.,Ltd. Patentee before: BAOJI HUASHAN ENGINEER VEHICLE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210519 Address after: No.6 Zhanqian Avenue, caijiapo economic and Technological Development Zone, Qishan County, Baoji City, Shaanxi Province Patentee after: SHAANQI GROUP COMMERCIAL VEHICLE Co.,Ltd. Address before: 710200 Shanqi Avenue, Jingwei Industrial Park, economic development zone, Xi'an City, Shaanxi Province Patentee before: SHAANXI AUTOMOBILE INDUSTRY Co.,Ltd. Patentee before: SHAANQI GROUP COMMERCIAL VEHICLE Co.,Ltd. |