CN217415884U - Special chassis anterior segment and back end connection structure - Google Patents
Special chassis anterior segment and back end connection structure Download PDFInfo
- Publication number
- CN217415884U CN217415884U CN202220594146.3U CN202220594146U CN217415884U CN 217415884 U CN217415884 U CN 217415884U CN 202220594146 U CN202220594146 U CN 202220594146U CN 217415884 U CN217415884 U CN 217415884U
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- longitudinal beam
- right longitudinal
- anterior segment
- section
- left longitudinal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The utility model provides a special chassis anterior segment and back end connection structure, relate to chassis technical field, including anterior segment left longitudinal beam, anterior segment right longitudinal beam, fix anterior segment left longitudinal beam and anterior segment right longitudinal beam, the front end of left side longeron bent plate and the front end of right side longeron bent plate pass through the centre of hexagon head bolt fastening at anterior segment left longitudinal beam and anterior segment right longitudinal beam, the front end of back end left longitudinal beam and the back end right longitudinal beam front end of back end left longitudinal beam pass through the rear end of another hexagon head bolt fastening left side longeron bent plate and right longitudinal beam bent plate, left side longeron hypoplastron and right longitudinal beam hypoplastron welding are on anterior segment left longitudinal beam, on anterior segment right longitudinal beam and back end left longitudinal beam and the back end right longitudinal beam, the left longitudinal beam upper bend plate, the right longitudinal beam upper bend plate welding is on the anterior segment left longitudinal beam, anterior segment right longitudinal beam and back end left longitudinal beam and back end right longitudinal beam. The utility model discloses simple structure, the welding is convenient, and the transition connection of satisfying rear portion rigidity frame and anterior flexible frame that can be fine makes the device safe and reliable more.
Description
Technical Field
The utility model relates to a chassis technical field especially relates to a special chassis anterior segment and back end connection structure.
Background
The chassis is a combination of four parts of a transmission system, a running system, a steering system and a braking system on an automobile, supports and installs an automobile engine and parts and assemblies thereof to form the integral shape of the automobile, bears the power of the engine and ensures normal running. The chassis is used for supporting and mounting an automobile engine and all parts and assemblies thereof to form the integral shape of the automobile, and receives the power of the engine to enable the automobile to move and ensure normal running. Meanwhile, a good chassis can ensure the life safety of a driver.
Most of the current manufacturing processes in the automobile industry in the market currently have the most common form of chassis whole manufacturing. Because the chassis is in a working state for a long time, the twisting degree of the chassis is greatly increased, and the service life of the chassis is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a special chassis anterior segment and back end connection structure.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a special chassis anterior segment and back end connection structure, including anterior segment left longitudinal beam, anterior segment right longitudinal beam, back end left longitudinal beam, back end right longitudinal beam, left longitudinal beam hypoplastron, right longitudinal beam hypoplastron, left longitudinal beam upper bend plate, right longitudinal beam upper bend plate, left longitudinal beam bent plate, right longitudinal beam bent plate, hexagon head bolt, hexagon head nut and spring washer, fix anterior segment left longitudinal beam and anterior segment right longitudinal beam, the front end of left longitudinal beam bent plate and the front end of right longitudinal beam bent plate are fixed in the centre of anterior segment left longitudinal beam and anterior segment right longitudinal beam through hexagon head bolt, the front end of back end left longitudinal beam and the back end right longitudinal beam front end of back end left longitudinal beam fix the rear end of left longitudinal beam bent plate and right longitudinal beam bent plate through another hexagon head bolt, left longitudinal beam hypoplastron and right longitudinal beam welding are on anterior segment left longitudinal beam, anterior segment right longitudinal beam and back end left longitudinal beam and back end right longitudinal beam, left longitudinal beam upper bend plate, right longitudinal beam upper bend plate is welded at anterior segment left longitudinal beam, right longitudinal beam, The front section right longitudinal beam, the rear section left longitudinal beam and the rear section right longitudinal beam.
The utility model discloses more near one-step preferred scheme: the front section left longitudinal beam, the front section right longitudinal beam left longitudinal beam lower plate, the right longitudinal beam lower plate, the left longitudinal beam upper bent plate and the right longitudinal beam upper bent plate are welded into a groove-shaped structure, and the rear section left longitudinal beam, the rear section right longitudinal beam, the right longitudinal beam lower plate, the left longitudinal beam upper bent plate and the right longitudinal beam upper bent plate are welded into an I-shaped beam structure.
The utility model discloses more near one-step preferred scheme: each hexagon nut is provided with a matched spring washer, and the outer side of the spring washer is screwed with the hexagon nut.
The utility model discloses further preferred scheme: the height of the front section left longitudinal beam and the front section right longitudinal beam is lower than that of the rear section left longitudinal beam and the rear section right longitudinal beam.
The utility model discloses have following useful part: the utility model discloses simple structure, the welding is convenient, and the transition connection of satisfying rear portion rigidity frame and anterior flexible frame that can be fine makes the device safe and reliable more.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic top view of the present invention;
in the figure: 1 anterior segment left longeron, 2 anterior segment right longerons, 3 4 back end right longerons of back end left longeron, 5 left longeron hypoplastron, 6 right longeron hypoplastron, 7 left longeron upper bend plates, 8 right longeron upper bend plates, 9 left longeron bend plates, 10 right longeron bend plates, 11 hexagon head bolts, 12 hexagon head nuts, 13 spring washers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in the figure 1-2, the special chassis front section and rear section connecting structure comprises a front section left longitudinal beam 1, a front section right longitudinal beam 2, a rear section left longitudinal beam 3, a rear section right longitudinal beam 4, a left longitudinal beam lower plate 5, a right longitudinal beam lower plate 6, a left longitudinal beam upper bent plate 7, a right longitudinal beam upper bent plate 8, a left longitudinal beam bent plate 9, a right longitudinal beam bent plate 10, a hexagon head bolt 11, a hexagon head nut 12 and a spring washer 13, wherein the front section left longitudinal beam 1 and the front section right longitudinal beam 2 are fixed, the front end of the left longitudinal beam bent plate 9 and the front end of the right longitudinal beam bent plate 10 are fixed between the front section left longitudinal beam 1 and the front section right longitudinal beam 2 through the hexagon head bolt 11, the front end of the rear section left longitudinal beam 3 and the front end of the rear section right longitudinal beam 4 are fixed with the rear ends of the left longitudinal beam bent plate 9 and the right longitudinal beam bent plate 10 through the other hexagon head bolt 11, the left longitudinal beam lower plate 5 and the right longitudinal beam lower plate 6 are welded on the front section left longitudinal beam 1, the front section right longitudinal beam 2, the front section left longitudinal beam and the rear section left longitudinal beam 3 and the rear section right longitudinal beam 4, the left longitudinal beam upper bent plate 7 and the right longitudinal beam upper bent plate 8 are welded on the front section left longitudinal beam 1, the front section right longitudinal beam 2, the rear section left longitudinal beam 3 and the rear section right longitudinal beam 4.
The left longitudinal beam 1 of the front section, the left longitudinal beam lower plate 5 of the right longitudinal beam of the front section, the right longitudinal beam lower plate 6, the left longitudinal beam upper bent plate 7 and the right longitudinal beam upper bent plate 8 are welded into a groove-shaped structure, and the left longitudinal beam 3 of the rear section, the right longitudinal beam 4 of the rear section, the right longitudinal beam lower plate 6, the left longitudinal beam upper bent plate 7 and the right longitudinal beam upper bent plate 8 are welded into an I-shaped beam structure.
Each hexagonal head nut 12 is provided with a matched spring washer 13, and the outside of the spring washer 13 is screwed with the hexagonal head nut 12.
The heights of the front left longitudinal beam 1 and the front right longitudinal beam 2 are lower than those of the rear left longitudinal beam 3 and the rear right longitudinal beam 4.
The working principle is as follows: the left longitudinal beam 1 of the front section of the vehicle frame, the left longitudinal beam lower plate 5 of the front section right longitudinal beam, the right longitudinal beam lower plate 6, the upper bent plate 7 of the left longitudinal beam and the upper bent plate 8 of the right longitudinal beam are welded into a groove-shaped structure, the left longitudinal beam 3 of the rear section, the right longitudinal beam 4 of the rear section, the right longitudinal beam lower plate 6, the upper bent plate 7 of the left longitudinal beam and the upper bent plate 8 of the right longitudinal beam are welded into an I-beam structure, the special chassis is static in most of time, the rear section works by jacking an oil cylinder, and the connecting structure can meet the technical requirements in strength, stress and various theoretical analyses.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a special chassis anterior segment and back end connection structure which characterized in that: the welding fixture comprises a front-section left longitudinal beam (1), a front-section right longitudinal beam (2), a rear-section left longitudinal beam (3), a rear-section right longitudinal beam (4), a left longitudinal beam lower plate (5), a right longitudinal beam lower plate (6), a left longitudinal beam upper bent plate (7), a right longitudinal beam upper bent plate (8), a left longitudinal beam bent plate (9), a right longitudinal beam bent plate (10), a hexagonal head bolt (11), a hexagonal head nut (12) and a spring washer (13), the front-section left longitudinal beam (1) and the front-section right longitudinal beam (2) are fixed well, the front end of the left longitudinal beam bent plate (9) and the front end of the right longitudinal beam bent plate (10) are fixed in the middle of the front-section left longitudinal beam (1) and the front-section right longitudinal beam (2) through the hexagonal head bolt (11), the front end of the rear-section left longitudinal beam (3) and the front end of the rear-section right longitudinal beam (4) are welded at the rear ends of the left longitudinal beam (9) and the right longitudinal beam bent plate (10) through the other hexagonal head bolt (11), the left longitudinal beam lower plate (5) and the right longitudinal beam lower plate (6) are welded on the left longitudinal beam (1), On anterior segment right longeron (2) and back end left longitudinal beam (3) and back end right longitudinal beam (4), left longeron upper bend plate (7), right longeron upper bend plate (8) weld on anterior segment left longeron (1), anterior segment right longitudinal beam (2) and back end left longitudinal beam (3) and back end right longitudinal beam (4).
2. The special chassis front section and rear section connecting structure according to claim 1, wherein: the front section left longitudinal beam (1), the front section right longitudinal beam left longitudinal beam lower plate (5), the right longitudinal beam lower plate (6), the left longitudinal beam upper bent plate (7) and the right longitudinal beam upper bent plate (8) are welded into a groove-shaped structure, and the rear section left longitudinal beam (3), the rear section right longitudinal beam (4), the right longitudinal beam lower plate (6), the left longitudinal beam upper bent plate (7) and the right longitudinal beam upper bent plate (8) are welded into an I-shaped beam structure.
3. The special chassis front section and rear section connecting structure according to claim 1, wherein: each hexagonal head nut (12) is provided with a matched spring washer (13), and the outer side of each spring washer (13) is screwed with the hexagonal head nut (12).
4. The special chassis front section and rear section connecting structure according to claim 1, wherein: the heights of the front section left longitudinal beam (1) and the front section right longitudinal beam (2) are lower than those of the rear section left longitudinal beam (3) and the rear section right longitudinal beam (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220594146.3U CN217415884U (en) | 2022-03-18 | 2022-03-18 | Special chassis anterior segment and back end connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220594146.3U CN217415884U (en) | 2022-03-18 | 2022-03-18 | Special chassis anterior segment and back end connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217415884U true CN217415884U (en) | 2022-09-13 |
Family
ID=83180857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220594146.3U Active CN217415884U (en) | 2022-03-18 | 2022-03-18 | Special chassis anterior segment and back end connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217415884U (en) |
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2022
- 2022-03-18 CN CN202220594146.3U patent/CN217415884U/en active Active
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