CN209505849U - A kind of back-auxiliary cycle frame structure and new-energy automobile - Google Patents
A kind of back-auxiliary cycle frame structure and new-energy automobile Download PDFInfo
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- CN209505849U CN209505849U CN201920202636.2U CN201920202636U CN209505849U CN 209505849 U CN209505849 U CN 209505849U CN 201920202636 U CN201920202636 U CN 201920202636U CN 209505849 U CN209505849 U CN 209505849U
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- frame structure
- cycle frame
- mounting bracket
- auxiliary cycle
- rear cross
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- 239000000725 suspension Substances 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 abstract description 9
- 238000005452 bending Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000758 substrate Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 10
- 238000003466 welding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model specifically discloses a kind of back-auxiliary cycle frame structure and new-energy automobiles, back-auxiliary cycle frame structure includes being arranged in parallel and at interval front beam and rear cross beam along the longitudinal direction, interval and left stringer disposed in parallel and right vertical beam in left-right direction, it is separately mounted to the first rear suspension bracket and the second rear suspension bracket and the first mounting bracket and the second mounting bracket at front beam left and right directions both ends, it is separately mounted to the third rear suspension bracket and the 4th rear suspension bracket and third mounting bracket and the 4th mounting bracket at rear cross beam left and right directions both ends, front beam and rear cross beam are all made of straight steel pipe and are made, left stringer is fixedly connected with front beam with rear cross beam respectively with the both ends of right vertical beam, by using front beam, rear cross beam, left stringer and right vertical beam constitute the bearing substrate of Rear secondary frame for vehicle, without whole punch forming, and it uses Straight steel pipe production front beam and rear cross beam can substantially reduce production cost without increasing the related investment such as bending technique and bending machine tool.
Description
Technical field
The utility model relates to automobile manufacturing field more particularly to a kind of back-auxiliary cycle frame structures and new-energy automobile.
Background technique
In automotive field, Rear secondary frame for vehicle is load-bearing part important in chassis.As automobile rear bearing substrate, bear and
Various power and torque in driving process are transmitted, this requires Rear secondary frame for vehicle to have certain stiffness and strength.With customer requirement
It is increasingly harsher, in product design process, not only to consider to meet properties of product requirement, also need constantly to meet low cost and want
It asks.
Rear secondary frame for vehicle multi-pass in the prior art is crossed stamping die and is integrally stamped to form, whole non-dismountable, to being mounted on
The installation limitation of each components thereon is larger, and due to needing using stamping die, in design, mold and press machine
The investment of bed etc., causes the overall cost of Rear secondary frame for vehicle bigger than normal.
In this regard, the prior art such as number of patent application be 201820170779.5 prior patent disclose a kind of Rear secondary frame for vehicle
Rear secondary frame for vehicle is integrally disassembled front beam, rear cross beam, two stringers and multiple connecting components by structure, by front beam, after
Crossbeam, two stringers are welded into bearing substrate, and each connecting component is welded or is bolted on bearing substrate, the rear pair
Although body frame structure for automotive can be good at solving the problems, such as that above-mentioned parts installation limitation is larger, but its front beam, rear cross beam
And two stringers are irregular component, need to process by bending technique, are inevitably needed using bending machine tool, no
The overall processing cost of Rear secondary frame for vehicle can be reduced well.
Therefore, a kind of back-auxiliary cycle frame structure and new-energy automobile are needed to solve the above problems.
Utility model content
The purpose of this utility model is that: a kind of back-auxiliary cycle frame structure and new-energy automobile are provided, to solve the prior art
The higher cost problem of middle back-auxiliary cycle frame structure.
On the one hand, the utility model provides a kind of back-auxiliary cycle frame structure, which includes: flat along the longitudinal direction
Capable and spaced front beam and rear cross beam, interval and left stringer disposed in parallel and right vertical beam, pacify respectively in left-right direction
The first rear suspension bracket and the second rear suspension bracket mounted in front beam left and right directions both ends are separately mounted to described rear horizontal
The third rear suspension bracket and the 4th rear suspension bracket at beam left and right directions both ends, are separately mounted to the front beam left and right directions two
First mounting bracket and the second mounting bracket at end, and it is separately mounted to the third installation at rear cross beam left and right directions both ends
Bracket and the 4th mounting bracket, the front beam and the rear cross beam are all made of straight steel pipe and are made, the left stringer and institute
The both ends for stating right vertical beam are fixedly connected with the front beam with the rear cross beam respectively.
Preferably, the back-auxiliary cycle frame structure further includes the first motor mounting bracket being mounted on the front beam,
The second motor mounting rack being mounted on the rear cross beam, and the third being mounted on the left stringer or the right vertical beam
Motor mounting rack.
Preferably, the first motor mounting bracket, second motor mounting rack and third motor installation
The first mounting hole is equipped on bracket, first mounting hole extends in left-right direction.
Preferably, the first motor mounting bracket is identical with the structure of second motor mounting rack, described
Mounting groove is additionally provided on one motor mounting rack, the mounting groove extends in left-right direction, and the mounting groove is through described the
The left and right ends of one motor mounting rack, the inner surface of the mounting groove are attached at the outer surface of the front beam.
Preferably, back-auxiliary cycle frame structure further includes supporting beam, the third motor mounting rack is welded in described left vertical
Beam, the supporting beam are welded on the side wall of the left stringer far from the right vertical beam, and the one of the third motor mounting rack
Part is welded in the upper surface of the supporting beam, and another part of the third motor mounting rack is welded in the left stringer
Upper surface.
Preferably, the back-auxiliary cycle frame structure further includes the electric machine controller installation knot being arranged on the rear cross beam
Structure.
Preferably, the electric machine controller mounting structure includes spaced first motor controller in left-right direction
Mounting bracket and the second electric machine controller mounting bracket.
Preferably, the left stringer and the right vertical beam are made of straight steel pipe.
Preferably, the longitudinal section side of being in of the front beam, the rear cross beam, the left stringer and the right vertical beam
Shape.
On the other hand, the utility model provides a kind of new-energy automobile, including the Rear secondary frame for vehicle knot in any of the above-described scheme
Structure.
The utility model has the following beneficial effects:
The bearing substrate that Rear secondary frame for vehicle is constituted by using front beam, rear cross beam, left stringer and right vertical beam, without whole
Body punch forming simplifies processing technology, and using straight steel pipe production front beam and rear cross beam, nothing convenient for simplifying design
The related investment such as bending technique and bending machine tool need to be increased, production cost can be substantially reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of back-auxiliary cycle frame structure in the utility model embodiment；
Fig. 2 is the top view of back-auxiliary cycle frame structure in the utility model embodiment.
In figure:
1, front beam；2, rear cross beam；3, left stringer；4, right vertical beam；5, the first rear suspension bracket；6, the second rear suspension branch
Frame；7, third rear suspension bracket；8, the 4th rear suspension bracket；9, the first mounting bracket, the 10, second mounting bracket；11, third is pacified
Fill bracket；12, the 4th mounting bracket；13, first motor mounting bracket；131, the first mounting hole；14, the second motor installation branch
Frame；15, third motor mounting rack；16, supporting beam；17, first motor controller mounting bracket；18, the second electric machine controller
Mounting bracket.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As depicted in figs. 1 and 2, the present embodiment provides a kind of back-auxiliary cycle frame structure, which includes front beam
1, rear cross beam 2, left stringer 3, right vertical beam 4, the first rear suspension bracket 5, the second rear suspension bracket 6, third rear suspension bracket 7,
Four rear suspension brackets 8, the first mounting bracket 9, the second mounting bracket 10, third mounting bracket 11 and the 4th mounting bracket 12.Its
In, front beam 1 is parallel along the longitudinal direction with rear cross beam 2 and interval is arranged；Left stringer 3 and right vertical beam 4 be spaced in left-right direction and
It is arranged in parallel；First rear suspension bracket 5 and the second rear suspension bracket 6 are separately mounted to the both ends of 1 left and right directions of front beam, and first
First through hole, third rear suspension bracket 7 and the 4th rear suspension bracket 8 are equipped on rear suspension bracket 5 and the second rear suspension bracket 6
It is separately mounted to the both ends of 2 left and right directions of rear cross beam, equally be equipped on third rear suspension bracket 7 and the 4th rear suspension bracket 8
First through hole, first through hole extend along the longitudinal direction, and first through hole is used for and rear suspension is detachably connected by bolt；First peace
Dress bracket 9 and the second mounting bracket 10 are separately mounted to the both ends of 1 left and right directions of front beam；Third mounting bracket 11 and the 4th peace
Dress bracket 12 is separately mounted to the both ends of 2 left and right directions of rear cross beam.First mounting bracket 9, the second mounting bracket 10, third installation
At least one second through-hole is equipped on bracket 11 and the 4th mounting bracket 12, the second through-hole extends along the vertical direction, and second is logical
Hole by the other component of bolt and vehicle for being detachably connected.It should be noted that front beam 1 and rear cross in the present embodiment
Beam 2 is all made of straight steel pipe and is made, and the both ends of left stringer 3 and right vertical beam 4 are fixed with front beam 1 and rear cross beam 2 respectively to be connected
It connects, is welded especially by welding procedure.
Preferred left stringer 3 and right vertical beam 4 are equally made of straight steel pipe, and front beam 1, rear cross beam 2, Zuo Zong
Beam 3 and right vertical beam 4 are welded into bearing substrate of the rectangular frame structure as the back-auxiliary cycle frame structure.Preceding cross in the present embodiment
Beam 1, rear cross beam 2, left stringer 3 and right vertical beam 4 longitudinal section be square, that is to say, that front beam 1, rear cross beam 2, left stringer 3
It is all made of square steel with right vertical beam 4 to be made, square steel has good intensity and bend resistance ability, and square steel is profile, convenient for taking
Material and processing can substantially reduce cost input and improve processing efficiency.
The present embodiment constitutes the carrying base of Rear secondary frame for vehicle by using front beam 1, rear cross beam 2, left stringer 3 and right vertical beam 4
Body, convenient for simplifying design, simplifies processing technology, and using horizontal before straight steel pipe production without whole punch forming
Beam 1 and rear cross beam 2 equally also make left stringer 3 and right vertical beam 4 using straight steel pipe, without increasing bending technique and bending
The related investment such as lathe, can substantially reduce production cost.
Back-auxiliary cycle frame structure further includes the first motor mounting bracket 13 being mounted on front beam 1, is mounted on rear cross beam 2
The second motor mounting rack 14, and the third motor mounting rack 15 being mounted on left stringer 3 or right vertical beam 4.It can pass through
Motor is fixed in first motor mounting bracket 13, the second motor mounting rack 14 and third motor mounting rack 15.Specifically
Ground, first motor mounting bracket 13 and the second motor mounting rack 14 are oppositely arranged, and third motor mounting rack 15 is welded in a left side
Stringer 3 is equipped with the first peace on first motor mounting bracket 13, the second motor mounting rack 14 and third motor mounting rack 15
Hole 131 is filled, the first mounting hole 131 extends in left-right direction, and the first mounting hole 131 is convenient for realizing Rear secondary frame for vehicle by bolt
Structure and motor are detachably connected.
First motor mounting bracket 13 is identical with the structure of the second motor mounting rack 14, in first motor mounting bracket 13
It is additionally provided with mounting groove in addition to being equipped with the first mounting hole 131, the first mounting hole 131 and mounting groove extend in left-right direction, and pacify
Tankage runs through the left and right ends of first motor mounting bracket 13, and the inner surface of mounting groove is attached at the outer surface of front beam 1, and leads to
It crosses welding procedure and first motor mounting bracket 13 is welded in front beam 1 in the joint place of mounting groove and front beam 1.It can guarantee the
The stable connection of one motor installation and front beam 1.
Back-auxiliary cycle frame structure further includes supporting beam 16, and third motor mounting rack 15 is welded in left stringer 3, and supporting beam 16 is welded
It is connected on left side wall of the stringer 3 far from right vertical beam 4, a part of third motor mounting rack 15 is welded in the upper table of supporting beam 16
Face, another part of third motor mounting rack 15 are welded in the upper surface of left stringer 3, by the way that supporting beam 16 is arranged, increase the
The connection area of three motor mounting racks 15 and bearing substrate, fixes motor convenient for more firm.
Back-auxiliary cycle frame structure further includes the electric machine controller mounting structure being arranged on rear cross beam 2, is used to install motor
Controller.Specifically, electric machine controller mounting structure includes spaced first motor controller installation in left-right direction
Frame 17 and the second electric machine controller mounting bracket 18, first motor controller mounting bracket 17 and the second electric machine controller installation branch
The structure of frame 18 is identical, and by taking first motor controller mounting bracket 17 as an example, first motor controller mounting bracket 17 includes perpendicular
The supporting element and horizontally disposed connector being directly arranged, connector and supporting element welding, and supporting element is welded in rear cross beam 2
Upper surface, connector are equipped with multiple second mounting holes, and bolt can be realized detachable by the second mounting hole and electric machine controller
Connection.Preferably, first motor controller mounting bracket 17 and the second electric machine controller mounting bracket 18 are placed in the second motor
The left and right sides of mounting bracket 14.
The present embodiment also provides a kind of new-energy automobile, including the back-auxiliary cycle frame structure in above scheme, the Rear secondary frame for vehicle
The first motor mounting bracket 13 of structure, the second motor mounting rack 14 and third motor passes through bolt and motor detachably connects
It connects, the first motor controller mounting bracket 17 and the second electric machine controller mounting bracket 18 of the back-auxiliary cycle frame structure pass through spiral shell
Bolt is detachably connected with electric machine controller, the first mounting bracket 9, the second mounting bracket 10, the third peace of the back-auxiliary cycle frame structure
Dress bracket 11 and the 4th mounting bracket 12 are detachably connected by bolt and rear suspension.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of back-auxiliary cycle frame structure characterized by comprising be arranged in parallel and at interval along the longitudinal direction front beam (1) and
Rear cross beam (2), interval and left stringer disposed in parallel (3) and right vertical beam (4), are separately mounted to the front beam in left-right direction
(1) the first rear suspension bracket (5) and the second rear suspension bracket (6) at left and right directions both ends, is separately mounted to the rear cross beam (2)
The third rear suspension bracket (7) and the 4th rear suspension bracket (8) at left and right directions both ends are separately mounted to the front beam (1) left side
First mounting bracket (9) and the second mounting bracket (10) at right direction both ends, and it is separately mounted to the rear cross beam (2) left and right
The third mounting bracket (11) and the 4th mounting bracket (12) at direction both ends, the front beam (1) and the rear cross beam (2) are adopted
Be made of straight steel pipe, the both ends of the left stringer (3) and the right vertical beam (4) respectively with the front beam (1) and institute
Rear cross beam (2) is stated to be fixedly connected.
2. back-auxiliary cycle frame structure according to claim 1, which is characterized in that the back-auxiliary cycle frame structure further includes being mounted on
First motor mounting bracket (13) on the front beam (1), the second motor mounting rack being mounted on the rear cross beam (2)
And the third motor mounting rack (15) that is mounted on the left stringer (3) or the right vertical beam (4) (14),.
3. back-auxiliary cycle frame structure according to claim 2, which is characterized in that the first motor mounting bracket (13), institute
It states and is equipped with the first mounting hole (131) on the second motor mounting rack (14) and the third motor mounting rack (15), it is described
First mounting hole (131) extends in left-right direction.
4. back-auxiliary cycle frame structure according to claim 3, which is characterized in that the first motor mounting bracket (13) and institute
The structure for stating the second motor mounting rack (14) is identical, is additionally provided with mounting groove on the first motor mounting bracket (13), described
Mounting groove extends in left-right direction, and the mounting groove runs through the left and right ends of the first motor mounting bracket (13), described
The inner surface of mounting groove is attached at the outer surface of the front beam (1).
5. back-auxiliary cycle frame structure according to claim 2, which is characterized in that the back-auxiliary cycle frame structure further includes supporting beam
(16), the third motor mounting rack (15) is welded in the left stringer (3), and the supporting beam (16) is welded in described left vertical
For beam (3) far from the side wall of the right vertical beam (4), a part of the third motor mounting rack (15) is welded in the support
The upper surface of beam (16), another part of the third motor mounting rack (15) are welded in the upper surface of the left stringer (3).
6. back-auxiliary cycle frame structure according to claim 1, which is characterized in that the back-auxiliary cycle frame structure further includes that setting exists
Electric machine controller mounting structure on the rear cross beam (2).
7. back-auxiliary cycle frame structure according to claim 6, which is characterized in that the electric machine controller mounting structure includes edge
The spaced first motor controller mounting bracket (17) of left and right directions and the second electric machine controller mounting bracket (18).
8. back-auxiliary cycle frame structure according to claim 1, which is characterized in that the left stringer (3) and the right vertical beam (4)
It is made of straight steel pipe.
9. back-auxiliary cycle frame structure according to claim 8, which is characterized in that the front beam (1), the rear cross beam (2),
The longitudinal section of the left stringer (3) and the right vertical beam (4) is square.
10. a kind of new-energy automobile, which is characterized in that including the described in any item back-auxiliary cycle frame structures of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920202636.2U CN209505849U (en) | 2019-02-14 | 2019-02-14 | A kind of back-auxiliary cycle frame structure and new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920202636.2U CN209505849U (en) | 2019-02-14 | 2019-02-14 | A kind of back-auxiliary cycle frame structure and new-energy automobile |
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| Publication Number | Publication Date |
|---|---|
| CN209505849U true CN209505849U (en) | 2019-10-18 |
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| CN201920202636.2U Active CN209505849U (en) | 2019-02-14 | 2019-02-14 | A kind of back-auxiliary cycle frame structure and new-energy automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264858A (en) * | 2020-09-27 | 2021-01-26 | 泉州市海恩德机电科技发展有限公司 | Grinding and polishing device |
| CN112660239A (en) * | 2020-12-30 | 2021-04-16 | 上汽通用五菱汽车股份有限公司 | Double-cross-arm suspended rear-drive electric vehicle rear auxiliary frame |
-
2019
- 2019-02-14 CN CN201920202636.2U patent/CN209505849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264858A (en) * | 2020-09-27 | 2021-01-26 | 泉州市海恩德机电科技发展有限公司 | Grinding and polishing device |
| CN112660239A (en) * | 2020-12-30 | 2021-04-16 | 上汽通用五菱汽车股份有限公司 | Double-cross-arm suspended rear-drive electric vehicle rear auxiliary frame |
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