CN217259577U - Rear pull rod mounting structure and vehicle - Google Patents
Rear pull rod mounting structure and vehicle Download PDFInfo
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- CN217259577U CN217259577U CN202221301716.1U CN202221301716U CN217259577U CN 217259577 U CN217259577 U CN 217259577U CN 202221301716 U CN202221301716 U CN 202221301716U CN 217259577 U CN217259577 U CN 217259577U
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- pull rod
- back pull
- mounting structure
- mounting
- sloping
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Abstract
The utility model discloses a back pull rod mounting structure and vehicle, back pull rod mounting structure are used for being connected with the back pull rod, including back pull rod sloping, spare tyre front-mounting crossbeam, back pull rod installation lug and back longeron, back longeron fixed connection in on the spare tyre front-mounting crossbeam, back pull rod installation lug is fixed in on the spare tyre front-mounting crossbeam, the both ends of back pull rod sloping are fixed in respectively back longeron and on the back pull rod installation lug, back pull rod sloping back pull rod installation lug and back longeron encloses and forms a triangle-shaped cavity, the back pull rod connect in back pull rod sloping with the intersection of back pull rod installation lug. Compared with the prior art, the utility model discloses a with back pull rod mounting structure design triangle-shaped's cavity shape, utilize triangle-shaped's stability characteristics, avoided the stress concentration in the erection site department, promoted the rigidity and the intensity of back pull rod mounting point, can satisfy the lightweight requirement simultaneously.
Description
Technical Field
The utility model relates to a vehicle structure technical field, especially a back pull rod mounting structure and vehicle.
Background
In the automobile design process, the rear suspension bracket of the gearbox is connected with the auxiliary frame through the rear pull rod, and the stability of a chassis system is directly influenced by the strength of a mounting point of the rear pull rod, so that the normal visual feeling of a user for the driving performance is influenced.
In the existing rear pull rod mounting structure design, the rigidity of a rear pull rod mounting point is often insufficient, or the mounting point structure is complex, and the cost of a bicycle is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a back pull rod mounting structure and vehicle to solve the technical problem among the prior art, it can effectively promote back pull rod mounted position's bulk strength.
The utility model provides a back pull rod mounting structure for be connected with the back pull rod, installation crossbeam, back pull rod installation lug and back longeron before back pull rod sloping, spare tyre, back longeron fixed connection in on the installation crossbeam before the spare tyre, back pull rod installation lug is fixed in on the installation crossbeam before the spare tyre, the both ends of back pull rod sloping are fixed in respectively back longeron and on the back pull rod installation lug, back pull rod sloping back pull rod installation lug and back longeron encloses and forms a triangle-shaped cavity, the back pull rod connect in back pull rod sloping with the intersection of back pull rod installation lug.
In the above rear pull rod installation structure, preferably, a reinforcing plate is fixed in the rear pull rod inclined beam, and the reinforcing plate and the rear pull rod inclined beam enclose to form a box-shaped cavity.
The rear pull rod mounting structure is characterized in that a connecting plate is arranged in the rear longitudinal beam, the connecting plate is arranged at the joint of the rear longitudinal beam and the spare tire front mounting cross beam, one end of the connecting plate is connected with the spare tire front mounting cross beam, the left side and the right side of the other end of the connecting plate are connected with the rear longitudinal beam, the extending direction of the connecting plate is inclined to the extending direction of the rear longitudinal beam, and a triangular cavity is formed between the connecting plate and the spare tire front mounting cross beam.
In the rear tie rod mounting structure, it is preferable that a cross section of an end portion of the rear side member connected to the spare tire front mounting cross member is a triangular structure.
Preferably, a rear pull rod sealing plate is fixed to an end of the rear pull rod mounting lug, which is away from the rear longitudinal beam, a bottom end of the rear pull rod sealing plate is fixedly connected to the spare tire front mounting cross beam, and the rear pull rod sealing plate and the rear pull rod mounting lug enclose a box-shaped cavity.
Preferably, one end of the rear pull rod installation lifting lug, which is close to the rear pull rod sloping beam, is provided with a notch, one end of the rear pull rod sloping beam extends into the notch, and the bottom surface of the rear pull rod sloping beam is fixed with the bottom surface of the notch.
Preferably, the side wall surface of the rear tie-rod sloping beam is fitted to the inner wall surface of the rear tie-rod mounting lug, an installation shaft penetrates through and is fixed at the intersection of the rear tie-rod sloping beam and the rear tie-rod mounting lug, and the rear tie-rod is fixed on the installation shaft.
In the rear tie rod mounting structure, it is preferable that a plurality of lightening holes are provided in each of the rear longitudinal beam and the spare tire front mounting cross beam.
In the rear tie bar installation structure, it is preferable that the cross sections of the rear tie bar inclined beam, the spare tire front installation cross beam, the rear tie bar installation lifting lug and the rear longitudinal beam are arranged in a zigzag shape.
The utility model also provides a vehicle, including aforementioned back pull rod mounting structure.
Compared with the prior art, the utility model discloses a with back pull rod mounting structure design become triangular's cavity shape, utilize triangular stability characteristics, avoided the stress concentration in the erection site department, promoted the rigidity and the intensity of back pull rod mounting point, can satisfy light-weighted requirement simultaneously.
Drawings
Fig. 1 is an isometric view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a sectional view taken along line B-B of FIG. 1;
fig. 4 is a bottom view of the present invention;
fig. 5 is a sectional view taken along line C-C of fig. 4.
Description of the reference numerals: 1-rear pull rod oblique beam, 2-spare tire front mounting cross beam, 3-rear pull rod mounting lifting lug, 4-rear longitudinal beam, 5-reinforcing plate, 6-connecting plate, 7-rear pull rod sealing plate, 8-notch, 9-lightening hole, 10-rear pull rod and 11-mounting shaft.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 5, the embodiment of the utility model provides a back pull rod mounting structure, be used for being connected with back pull rod 10, back pull rod mounting structure includes back pull rod sloping 1, install crossbeam 2 before the spare tyre, back pull rod installation lug 3 and back longeron 4, back longeron 4 fixed connection is on installing crossbeam 2 before the spare tyre, back pull rod installation lug 3 is fixed in on installing crossbeam 2 before the spare tyre, back pull rod sloping 1's both ends are fixed in respectively on back longeron 4 and back pull rod installation lug 3, back pull rod sloping 1, back pull rod installation lug 3 and back longeron 4 surround and form a triangle-shaped cavity, back pull rod 10 is connected in the intersection of back pull rod sloping 1 and back pull rod installation lug 3.
Excitation energy of tires on the road is transmitted to the rear pull rod 10 through the rear pull rod mounting structure and then transmitted to the vehicle body structure, attenuation can be achieved at the rear pull rod mounting structure, the rear pull rod mounting structure is designed to be in a triangular cavity shape, stress concentration at the mounting point is avoided by means of the stability characteristic of the triangle, rigidity and strength of the mounting point of the rear pull rod are improved, and meanwhile the requirement for light weight can be met.
Preferably, the rear pull rod 10 is connected to the top corner position of the triangular cavity, so that the force transmission path is prolonged, the transmission path of the excitation energy is more uniform, and the excitation energy can be attenuated to a greater extent.
Further, back pull rod sloping 1, spare tyre front installation crossbeam 2, back pull rod installation lug 3 and back longeron 4's cross-section all sets up to nearly font and has two turn-ups of mutual disposition, it has arch stability characteristics to utilize nearly font, thereby can above-mentioned component increase of strength and rigidity, wherein the uncovered orientation road surface direction of spare tyre front installation crossbeam 2 and back longeron 4, the uncovered orientation road surface that deviates from of back pull rod sloping 1, the uncovered orientation of back pull rod installation lug 3 deviates from back pull rod sloping 1, utilize the turn-ups structure to carry out welded fastening, form stable connection structure, holistic stability and reliability have been promoted.
In some possible embodiments, the bottom of the rear pull rod mounting lug 3 is provided with a plurality of flanges, so as to be welded and fixed with the rear longitudinal beam 4 and the spare tire front mounting cross beam 2 simultaneously, and the rear longitudinal beam 4 and the spare tire front mounting cross beam 2 are connected into a whole, so that the overall strength of the rear pull rod mounting structure is improved by using the rear longitudinal beam 4 and the spare tire front mounting cross beam 2, and the rear longitudinal beam 4 and the spare tire front mounting cross beam 2 can also absorb energy indirectly to decompose excitation energy.
Further, referring to fig. 2, a reinforcing plate 5 is fixed in the rear tie-rod sloping beam 1, the reinforcing plate 5 is also of a zigzag structure, the reinforcing plate 5 and the rear tie-rod sloping beam 1 surround to form a box-shaped cavity, the opening direction of the reinforcing plate 5 is consistent with the opening direction of the rear tie-rod sloping beam 1, the reinforcing plate 5 is accommodated in the rear tie-rod sloping beam 1, the extending direction of the reinforcing plate 5 is parallel to the extending direction of the rear tie-rod sloping beam 1, the left short edge and the right short edge of the reinforcing plate 5 are attached to the side wall surface of the rear tie-rod sloping beam 1, the two end parts of the reinforcing plate 5 are folded and also attached to the bottom wall surface of the rear tie-rod sloping beam 1, meanwhile, the bottom surface of the main body part of the reinforcing plate 5 is spaced from the bottom surface of the rear pull rod oblique beam 1 in the height direction, so that a closed box-shaped cavity structure is formed, and the rigidity and the strength of the oblique support are ensured.
Further, as shown in fig. 5, a connecting plate 6 is arranged in the rear longitudinal beam 4, the connecting plate 6 is arranged at the joint of the rear longitudinal beam 4 and the spare tire front mounting cross beam 2, in this embodiment, the connecting plate 6 is also of a structure shaped like a Chinese character ji, one end of the connecting plate 6 is connected with the spare tire front mounting cross beam 2, the left side and the right side of the other end of the connecting plate 6 are connected with the rear longitudinal beam 4, the extending direction of the connecting plate 6 is inclined to the extending direction of the rear longitudinal beam 4, a triangular cavity is formed between the connecting plate 6 and the spare tire front mounting cross beam 2, the characteristic of large triangular strength is utilized, the strength of the connecting position is better improved, and in order to ensure the stability of the connecting plate 6, the connecting plate 6 is fixedly connected with the rear longitudinal beam 4 through bolts.
In this embodiment, the rear tie oblique beam 1, the rear tie mounting lug 3 and the rear longitudinal beam 4 surround to form a triangular cavity, and meanwhile, inside the rear longitudinal beam 4, another triangular cavity is formed between the connecting plate 6 and the spare tire front mounting cross beam 2, and the two triangular cavity structures form a multi-triangular and oblique support, so that the overall stability of the rear tie mounting structure is ensured.
Furthermore, the cross section of the end part of the rear longitudinal beam 4 connected with the spare tire front mounting cross beam 2 is of a triangular structure, the top surface of the rear longitudinal beam 4 extends out of a flanging to be welded and fixed with the top surface of the spare tire front mounting cross beam 2, two side surfaces of the rear longitudinal beam 4 also extend out of the flanging to be welded and fixed with the side surfaces of the spare tire front mounting cross beam 2, and the structural strength of the joint of the rear longitudinal beam 4 and the spare tire front mounting cross beam 2 is further improved by utilizing the characteristic that the triangular structure has stability.
Further, the one end that deviates from back longeron 4 of back pull rod installation lug 3 is fixed with back pull rod shrouding 7, the bottom and the 2 fixed connection of spare tyre front-mounting crossbeam of back pull rod shrouding 7, the one end that deviates from back longeron 4 of back pull rod installation lug 3 forms uncovered, open both sides are turned over and are rolled over and form the turn-ups, utilize turn-ups and back pull rod shrouding 7 welded fastening, the bottom and the 2 laminating of spare tyre front-mounting crossbeam of back pull rod shrouding 7, and welded fastening, back pull rod shrouding 7 surrounds formation box-shaped cavity with back pull rod installation lug 3, back pull rod shrouding 7 not only can provide the support to back pull rod installation lug 3, improve the bulk strength of back pull rod installation lug 3, can also absorb the excitation energy that comes from back pull rod mounting structure department transmission and be favorable to the lightweight of vehicle.
Further, referring to fig. 5, one end of the rear tie mounting lug 3 close to the rear tie oblique beam 1 is provided with a notch 8, one end of the rear tie oblique beam 1 extends into the notch 8, the bottom surface of the rear tie oblique beam 1 is fixed with the bottom surface of the notch 8, a flange is formed at the bottom surface of the notch 8, the bottom surface of the rear tie oblique beam 1 is welded on the flange, the left and right sides of the part of the rear tie oblique beam 1 extending into the notch 8 are both attached to the side wall surface of the rear tie mounting lug 3, an installation shaft 11 is fixed at the intersection of the rear tie oblique beam 1 and the rear tie mounting lug 3 through a nut, the installation shaft 11 is locked through a nut, not only the rear tie oblique beam 1 and the rear tie mounting lug 3 are locked, but also an installation foundation can be provided for the installation of the rear tie 10, the rear tie 10 is fixed on the installation shaft 11, the rear tie mounting lug 3 is partially overlapped with the rear tie oblique beam 1, thereby the whole intensity is promoted, the gap 8 simultaneously plays a supporting role, and an upward supporting force is provided for the rear pull rod oblique beam 1.
Further, as shown in fig. 4, a plurality of lightening holes 9 are provided on the rear side member 4 and the spare tire front mounting cross member 2, the lightening holes 9 are provided to reduce the weight of the vehicle body on the premise of satisfying the strength and rigidity of the above components, and the lightening holes 9 can also be used as wire harness through holes.
Based on above-mentioned embodiment, the utility model also provides a vehicle, including foretell back pull rod mounting structure to effectual improvement vehicle overall structure's intensity and stability, to other constitutions of vehicle such as transmission system, braking system, a steering system etc. all can refer to prior art's content, do not do here and describe repeatedly.
The structure, features and effects of the present invention have been described in detail above according to the embodiments shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation range shown in the drawings, and all the modifications made according to the concepts of the present invention or equivalent embodiments modified to the same variations should be within the protection scope of the present invention when the spirit covered by the description and drawings is not exceeded.
Claims (10)
1. The utility model provides a back pull rod mounting structure for be connected with the back pull rod, its characterized in that, including back pull rod sloping, spare tyre front erection crossbeam, back pull rod installation lug and back longeron, back longeron fixed connection in on the spare tyre front erection crossbeam, back pull rod installation lug is fixed in on the spare tyre front erection crossbeam, the both ends of back pull rod sloping are fixed in respectively on back longeron and the back pull rod installation lug, back pull rod sloping back pull rod installation lug and back longeron surround and form a triangle-shaped cavity, the back pull rod connect in the back pull rod sloping with the intersection of back pull rod installation lug.
2. The rear stay mounting structure according to claim 1, wherein: and a reinforcing plate is fixed in the rear pull rod oblique beam, and the reinforcing plate and the rear pull rod oblique beam are enclosed to form a box-shaped cavity.
3. The rear stay mounting structure according to claim 1, wherein: the rear longitudinal beam is internally provided with a connecting plate, the connecting plate is arranged at the joint of the rear longitudinal beam and the spare tire front mounting cross beam, one end of the connecting plate is connected with the spare tire front mounting cross beam, the left side and the right side of the other end of the connecting plate are connected with the rear longitudinal beam, the extending direction of the connecting plate is inclined to the extending direction of the rear longitudinal beam, and a triangular cavity is formed between the connecting plate and the spare tire front mounting cross beam.
4. The rear stay mounting structure according to claim 1, wherein: the cross section of the end part of one end, connected with the spare tire front mounting cross beam, of the rear longitudinal beam is of a triangular structure.
5. The rear stay mounting structure according to claim 1, wherein: and one end of the rear pull rod mounting lifting lug, which is far away from the rear longitudinal beam, is fixedly provided with a rear pull rod sealing plate, the bottom end of the rear pull rod sealing plate is fixedly connected with the front mounting cross beam of the spare tire, and the rear pull rod sealing plate and the rear pull rod mounting lifting lug are encircled to form a box-shaped cavity.
6. The rear stay mounting structure according to claim 1, wherein: one end of the rear pull rod mounting lifting lug, which is close to the rear pull rod oblique beam, is provided with a notch, one end of the rear pull rod oblique beam extends into the notch, and the bottom surface of the rear pull rod oblique beam is fixed with the bottom surface of the notch.
7. The rear stay mounting structure according to claim 6, wherein: the side wall surface of the rear pull rod oblique beam is attached to the inner wall surface of the rear pull rod mounting lifting lug, an installation shaft penetrates through and is fixed at the junction of the rear pull rod oblique beam and the rear pull rod mounting lifting lug, and the rear pull rod is fixed on the installation shaft.
8. The rear stay mounting structure according to claim 1, wherein: and a plurality of lightening holes are formed in the rear longitudinal beam and the spare tire front mounting cross beam.
9. The rear stay mounting structure according to claim 1, wherein: the cross sections of the rear pull rod oblique beam, the spare tire front mounting cross beam, the rear pull rod mounting lifting lug and the rear longitudinal beam are all arranged in a shape like a Chinese character 'ji'.
10. A vehicle characterized by comprising the rear stay mounting structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221301716.1U CN217259577U (en) | 2022-05-27 | 2022-05-27 | Rear pull rod mounting structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221301716.1U CN217259577U (en) | 2022-05-27 | 2022-05-27 | Rear pull rod mounting structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217259577U true CN217259577U (en) | 2022-08-23 |
Family
ID=82887713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221301716.1U Active CN217259577U (en) | 2022-05-27 | 2022-05-27 | Rear pull rod mounting structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217259577U (en) |
-
2022
- 2022-05-27 CN CN202221301716.1U patent/CN217259577U/en active Active
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