CN217804220U - Assembly structure of X-shaped thrust rod assembly, air suspension system and vehicle - Google Patents
Assembly structure of X-shaped thrust rod assembly, air suspension system and vehicle Download PDFInfo
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- CN217804220U CN217804220U CN202221776179.6U CN202221776179U CN217804220U CN 217804220 U CN217804220 U CN 217804220U CN 202221776179 U CN202221776179 U CN 202221776179U CN 217804220 U CN217804220 U CN 217804220U
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Abstract
The utility model discloses an assembly structure, air suspension system and vehicle of X type distance rod assembly, including the axle support, X type distance rod installs on the axle support, the axle support includes that base and symmetry set up a pair of otic placode at the base top, the threaded hole is seted up at the otic placode top, and installs the swivel nut in the threaded hole, X type distance rod's rod-end portion is equipped with the ball pivot, and the ball pivot is located between two otic placodes at axle support top, the ball pivot round pin axle passes the ball pivot, and the mounting hole has been seted up at the both ends of ball pivot round pin axle, and stud's one end is passed in the epaxial mounting hole of ball pivot and is stretched into the screw hole of otic placode to use with the swivel nut cooperation in the screw hole. The application provides an assembly structure of X type distance rod assembly sets up the screw hole through seting up the otic placode at the axle support on, at the threaded hole installation swivel nut, can lock the bolt in the screw hole in strong vibrations and impact environment, can not loosen and take off, avoids the screw thread on the axle support to drop out or smooth tooth.
Description
Technical Field
The utility model relates to the field of automotive technology, concretely relates to assembly structure, air suspension system and vehicle of X type distance rod assembly.
Background
Under the background of energy conservation and environmental protection, the light weight, energy conservation and emission reduction of the chassis of the commercial vehicle are the development directions of various host factories. The suspension system is used as a bearing system of a commercial vehicle, and the integrated lightweight design is also one direction.
An air suspension system is gradually one of the mainstream configurations of a rear suspension of a chassis of a tractor due to light weight and good comfort, a V-shaped thrust rod is generally used as an upper thrust rod of the air suspension system, the V-shaped thrust rod transmits longitudinal force and lateral force of driving force and braking force between a frame and an axle, and an air spring has low rigidity and weak anti-rolling capability, so that a transverse stabilizer bar needs to be additionally arranged to improve the anti-rolling capability of a vehicle.
At present, in order to realize light weight of a rear air suspension system, an integrated X-shaped thrust rod assembly is adopted in a commercial vehicle, the assembly integrates the functions of a V-shaped thrust rod assembly and a transverse stabilizer rod assembly, and needs to bear longitudinal force, lateral force, side force and all moment, so that the number of parts of the air suspension system is reduced, the structure of the air suspension system is simplified, and the weight of the air suspension system is also reduced. The X-shaped thrust rod assembly of the existing air suspension system is connected with the axle support through internal threads, the internal threads of the axle support are easy to damage and lose efficacy due to the fact that the X-shaped thrust rod is stressed greatly, and if the X-shaped thrust rod fails, the whole axle needs to be replaced, so that the maintenance cost is high and the maintenance period is long.
Therefore, how to protect the internal thread of the axle support and avoid thread tripping or thread sliding on the axle support becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made to provide an assembly structure of an X-type thrust rod assembly, an air suspension system, and a vehicle that overcome or at least partially solve the above problems.
The foundation the utility model discloses an aspect provides an assembly structure of X type distance rod assembly, including the axle support, X type distance rod installs on the axle support, the axle support includes that base and symmetry set up a pair of otic placode at the base top, the threaded hole is seted up at the otic placode top, and installs the swivel nut in the threaded hole, X type distance rod's rod-end portion is equipped with the ball pivot, and the ball pivot is located between two otic placodes at axle support top, a ball pivot round pin axle passes the ball pivot, and the mounting hole has been seted up at the both ends of ball pivot round pin axle, and during ball pivot epaxial mounting hole stretched into the screw hole of otic placode was passed to a stud's one end to use with the swivel nut cooperation in the screw hole, stud's the other end passes through the nut fixed, X type distance rod includes interconnect's first V-shaped pole and second V-shaped pole.
Optionally, the first V-bar and the second V-bar are integrally formed.
Optionally, two axle supports are respectively arranged on the axle tubes of the front axle and the rear axle, and the ball hinge at the end of the first V-shaped rod in the X-shaped thrust rod is located between two ear plates at the top of the axle supports.
Optionally, two axle supports are symmetrically arranged on the axle tubes of the front axle and the rear axle respectively.
Optionally, a circular tubular beam is arranged on the frame, and two end portions of a second V-shaped rod in the X-shaped thrust rod are fixed on the circular tubular beam.
Optionally, two ends of a second V-shaped rod of the X-shaped thrust rod are fixed on the tubular beam through bolts.
Optionally, the opening of the first V-bar is smaller than the opening of the second V-bar.
According to a second aspect of the present invention, there is provided an air suspension system, comprising the assembling structure of any one of the above X-shaped thrust rod assemblies.
According to a third aspect of the present invention, there is provided a vehicle comprising the assembling structure of any one of the above X-shaped thrust rod assemblies or the above air suspension system.
Optionally, the vehicle comprises two of the X-shaped thrust rods, and the second V-shaped rod ends of the two X-shaped thrust rods are fixed on a circular tubular beam.
According to the technical scheme, the technical scheme of the utility model provides an assembly structure of X type distance rod assembly, through set up the screw hole on the otic placode of axle support, install the swivel nut in the screw hole, can lock the bolt in the screw hole in strong vibrations and impact environment, can not loosen and take off, avoid the screw thread on the axle support to drop out or the smooth tooth; in addition, when the internal thread in the threaded hole is damaged, the internal thread can be used continuously after being tapped again and the threaded sleeve is installed, and the service life of the threaded hole of the axle support is prolonged.
Drawings
Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic view illustrating an assembly structure of an X-shaped thrust rod assembly according to an embodiment of the present invention;
fig. 2 shows a schematic structural view of a ball joint and an axle bracket according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a threaded hole insert according to an embodiment of the present invention;
reference numerals: 1-axle support; 2-ear plate; 3-a threaded hole; 4-thread sleeve; 5-spherical hinge; 6-a spherical hinge pin shaft; 7-stud bolt; 8-a nut; 9-a first V-shaped bar; 10-a second V-shaped bar; 11-round tubular beam.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Fig. 1 shows an assembly structure diagram of an X-type thrust rod assembly according to an embodiment of the present invention.
FIG. 2 illustrates a schematic structural view of a ball joint and axle bracket according to an embodiment of the present invention;
as shown in fig. 1 and fig. 2, in an embodiment of the present invention, an assembly structure of an X-type thrust rod assembly is provided, including an axle support 1, where the X-type thrust rod is installed on the axle support 1, the axle support 1 includes a base and a pair of ear plates 2 symmetrically arranged at the top of the base, a threaded hole 3 is formed at the top of each ear plate 2, and a threaded sleeve 4 is installed in the threaded hole 3, a rod end of the X-type thrust rod is provided with a ball hinge 5, and the ball hinge 5 is located between the two ear plates 2 at the top of the axle support, a ball hinge pin 6 passes through the ball hinge 5, and both ends of the ball hinge pin 6 are provided with mounting holes, one end of a stud 7 passes through the mounting hole on the ball hinge pin 6 and extends into the threaded hole 3 of the ear plate 2, and is used in cooperation with the threaded sleeve 4 in the threaded hole 3, so as to achieve fixed connection between the stud 7 and the two ear plates 2, and further limit the ball hinge 5 at the end of the X-type thrust rod between the two ear plates 2 of the axle support 1; the other end of the stud bolt 7 is fixed by a nut 8, and the X-shaped thrust rod comprises a first V-shaped rod 9 and a second V-shaped rod 10 which are connected with each other.
Fig. 3 shows a schematic structural view of a threaded sleeve 4 embedded in a threaded hole 3 according to an embodiment of the present invention; the threaded sleeve 4 is arranged in the threaded hole 3, so that the stud bolt 7 can be locked in the threaded hole 3 in a strong vibration and impact environment and cannot be loosened, and thread tripping or thread slipping on the axle support 1 is avoided; in addition, when the internal thread in the threaded hole 3 is damaged, the threaded hole can be used after being tapped again and the threaded sleeve 4 is installed, and the service life of the threaded hole 2 is prolonged. The utility model relates to a preferable steel wire swivel nut of swivel nut 4 because the steel wire swivel nut is stainless steel material, has higher hardness, makes softer base member screw thread life-span increase dozens of to several hundred times, has increased intensity, has also avoided the emergence of dropout with in disorder knot phenomenon. Because the surface finish of the steel wire thread insert is extremely high, the friction force between the internal thread and the external thread can be effectively reduced, and the wear resistance is high.
Further, the first V-shaped bar 9 and the second V-shaped bar 10 are integrally formed. In practice, the first V-shaped bar 9 and the second V-shaped bar 10 may be fixed together by detachable connection, but they are within the scope of the present application.
Furthermore, two axle supports 1 are respectively arranged on the axle tubes of the front axle and the rear axle, and the spherical hinge 5 at the end part of the first V-shaped rod 9 of the X-shaped thrust rod is positioned between two lug plates at the tops of the two axle supports 1. Preferably, the two axle brackets 1 are arranged symmetrically.
Further, a circular tubular beam 11 is arranged on the frame, and two end parts of a second V-shaped rod 10 in the X-shaped thrust rod are fixed on the circular tubular beam 11. In specific implementation, the two ends of the second V-shaped rod 11 can be fixed on the tubular beam 11 by using a connecting member such as a bolt.
Further, the opening of the first V-shaped bar 9 is smaller than the opening of the second V-shaped bar 10.
On the basis of adopting the technical scheme, the air suspension system comprises the assembling structure of any X-shaped thrust rod assembly. The air suspension system of the application overcomes the problem that the threaded hole 3 on the axle support 1 is easy to damage, reduces the maintenance cost and prolongs the service life.
On the basis of the technical scheme, the vehicle comprises the assembling structure of any X-shaped thrust rod assembly or the air suspension system. In a similar way, the vehicle provided by the application reduces the maintenance period and prolongs the service time through the assembly structure of the X-shaped thrust rod assembly.
Further, the vehicle comprises two X-shaped thrust rods, and the ends of the second V-shaped rods 10 of the two X-shaped thrust rods are fixed on a tubular beam 11.
In conclusion, this application has increased stud 7's joint strength through embedding swivel nut 4 in axle support 1 screw hole 3, has antidetonation, shock resistance and stand wear and tear function to can disperse stress protection axle support 1's screw hole 3, avoid the thread dropout or the smooth tooth on axle support 1 to cause scrapping of whole axle, prolonged the life of axle greatly.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names.
Claims (10)
1. The utility model provides an assembly structure of X type distance rod assembly, includes the axle support, X type distance rod installs on the axle support its characterized in that:
the axle support comprises a base and a pair of ear plates symmetrically arranged on the top of the base, the top of each ear plate is provided with a threaded hole, a threaded sleeve is arranged in each threaded hole,
the end part of the X-shaped thrust rod is provided with a spherical hinge which is positioned between two lug plates at the top of the axle support,
a ball hinge pin shaft penetrates through the ball hinge, mounting holes are formed in two ends of the ball hinge pin shaft, one end of a stud bolt penetrates through the mounting hole in the ball hinge pin shaft and extends into a threaded hole in the lug plate and is matched with a threaded sleeve in the threaded hole for use, the other end of the stud bolt is fixed through a nut,
the X-shaped thrust rod comprises a first V-shaped rod and a second V-shaped rod which are connected with each other.
2. The assembling structure of the X-type thrust rod assembly according to claim 1, wherein: the first V-shaped rod and the second V-shaped rod are integrally formed.
3. The assembling structure of the X-type thrust rod assembly according to claim 1, wherein: the axle tubes of the front axle and the rear axle are respectively provided with two axle supports, and the spherical hinge at the end part of the first V-shaped rod in the X-shaped thrust rod is positioned between two lug plates at the top of the axle supports.
4. The assembling structure of an X-type thrust rod assembly according to claim 3, wherein: and the axle tubes of the front axle and the rear axle are respectively and symmetrically provided with two axle supports.
5. The assembling structure of the X-type thrust rod assembly according to claim 2, wherein: and a circular tubular beam is arranged on the frame, and two end parts of a second V-shaped rod in the X-shaped thrust rod are fixed on the circular tubular beam.
6. The assembling structure of an X-type thrust rod assembly according to claim 5, wherein: and two end parts of a second V-shaped rod in the X-shaped thrust rod are fixed on the circular tubular beam through bolts.
7. The assembling structure of the X-type thrust rod assembly according to claim 1, wherein: the opening of the first V-shaped rod is smaller than the opening of the second V-shaped rod.
8. An air suspension system characterized by: an assembly structure comprising the X-type thrust rod assembly of any one of claims 1-7.
9. A vehicle, characterized in that: an assembly structure comprising an X-type thrust rod assembly according to any one of claims 1 to 7 or an air suspension system according to claim 8.
10. The vehicle according to claim 9, characterized in that: the two X-shaped thrust rods are included, and the end parts of the second V-shaped rods of the two X-shaped thrust rods are fixed on one circular tubular beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221776179.6U CN217804220U (en) | 2022-07-11 | 2022-07-11 | Assembly structure of X-shaped thrust rod assembly, air suspension system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221776179.6U CN217804220U (en) | 2022-07-11 | 2022-07-11 | Assembly structure of X-shaped thrust rod assembly, air suspension system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217804220U true CN217804220U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221776179.6U Active CN217804220U (en) | 2022-07-11 | 2022-07-11 | Assembly structure of X-shaped thrust rod assembly, air suspension system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217804220U (en) |
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2022
- 2022-07-11 CN CN202221776179.6U patent/CN217804220U/en active Active
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