CN216580714U - Damping fixing structure of longitudinal beam and auxiliary longitudinal beam in truck - Google Patents
Damping fixing structure of longitudinal beam and auxiliary longitudinal beam in truck Download PDFInfo
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- CN216580714U CN216580714U CN202220109870.2U CN202220109870U CN216580714U CN 216580714 U CN216580714 U CN 216580714U CN 202220109870 U CN202220109870 U CN 202220109870U CN 216580714 U CN216580714 U CN 216580714U
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- rod
- longitudinal beam
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- fixed
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- 238000013016 damping Methods 0.000 title claims description 20
- 230000035939 shock Effects 0.000 claims abstract description 12
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a longeron and vice longeron's shock attenuation fixed knot constructs in truck, including well longeron, well longeron upper end is provided with the linking bridge, and the linking bridge inboard is provided with vice longeron, linking bridge one side is open structure, and the inside second spring that is provided with of linking bridge, second spring lower extreme is provided with the connecting rod, and is provided with vice longeron on one side of the connecting rod, the connecting rod bottom is provided with the telescopic link. This longeron and vice longeron's shock attenuation fixed knot constructs in truck sets up the fixed block through between vice longeron and well longeron, top and bottom at the fixed block set up can the pivoted bracing piece, the bracing piece supports vice longeron and well longeron, it struts to both sides through the shock attenuation pulley to make the bracing piece when vice longeron receives pressure downwards, set up the linking bridge in one side of vice longeron and well longeron simultaneously, the connecting rod and the inside second spring of linking bridge of vice longeron side are connected, can play good support from this, the effect of shock attenuation buffering.
Description
Technical Field
The utility model relates to a longeron equipment technical field specifically is longeron and vice longeron's shock attenuation fixed knot constructs in truck.
Background
The frame is the most important bearing part in the automobile, and the frame longitudinal beam is one of the key parts in the frame longitudinal beam, so the longitudinal beam plays an important bearing role on the automobile, and the edge beam type frame, the middle beam type frame and the like of the automobile all contain the longitudinal beam; the longitudinal beam is usually formed by stamping low alloy steel plates, the section shape is generally groove-shaped, and some longitudinal beams are made into Z-shaped or box-shaped sections; the frame is the most important bearing part in the automobile, and the frame longitudinal beam is one of the key parts in the frame longitudinal beam, so the longitudinal beam plays an important bearing role on the automobile, and the edge beam type frame, the middle beam type frame and the like of the automobile all contain the longitudinal beam; the longitudinal beam is made of low alloy steel, and some longitudinal beams are directly formed by channel steel in a punching mode; the general processing procedures are divided into two types, namely, the hole is processed and then formed or the hole is formed and then processed; for shearing type blanking, a slitting shear and a plate shearing shear can be adopted to complete the blanking; if the material is in a blanking type, the material is finished by using a large-scale press; a single-sided bending type and a double-sided bending type are formed; the single-side bending is finished by a large bending machine; the double-sided bending is completed by a large-scale press.
At present, a middle longitudinal beam and an auxiliary longitudinal beam of a truck are arranged one by one, a carriage is arranged on the middle longitudinal beam and the auxiliary longitudinal beam, goods are loaded in the carriage, the truck can bump in the driving process, the pressure of the middle longitudinal beam and the pressure of the auxiliary longitudinal beam can be increased, the middle longitudinal beam and the auxiliary longitudinal beam are impacted, the service life of the middle longitudinal beam and the service life of the auxiliary longitudinal beam are shortened, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a longeron and vice longeron's shock attenuation fixed knot constructs in truck to the well longeron that proposes among the solution above-mentioned background art receives the impact easily and damages the problem that reduces life with vice longeron.
In order to achieve the purpose, the utility model provides a damping and fixing structure of a truck middle longitudinal beam and an auxiliary longitudinal beam, which comprises a middle longitudinal beam, wherein the upper end of the middle longitudinal beam is provided with a connecting bracket, and the inner side of the connecting bracket is provided with an auxiliary longitudinal beam, one side of the connecting bracket is of an opening structure, a second spring is arranged in the connecting bracket, the lower end of the second spring is provided with a connecting rod, and one side of the connecting rod is provided with an auxiliary longitudinal beam, the bottom of the connecting rod is provided with a sleeve rod, the lower end of the sleeve rod is inserted with a telescopic rod, and the outer wall of the sleeve rod is sleeved with a first spring, the outer wall of the sleeve rod is provided with a fixed rod, the fixed rod is positioned at the upper end of the first spring, and the front end of the fixed rod is provided with a connecting slide block, the front end and the rear end of the inner wall of the connecting bracket are both provided with connecting chutes, and the connecting sliding block is inserted in the connecting sliding groove and is in sliding connection with the connecting sliding groove.
Preferably, a fixing block is arranged between the auxiliary longitudinal beam and the middle longitudinal beam, and the top and the bottom of the fixing block are respectively provided with a fixed connector.
Preferably, the bottom of the auxiliary longitudinal beam and the top of the middle longitudinal beam are provided with grooves, the damping pulleys are inserted into the grooves, the lower ends of the damping pulleys are provided with supporting rods, and the supporting rods are provided with two groups of supporting rods relative to the top and the bottom of the fixing block.
Preferably, the fixing rod is arranged at each of the front end and the rear end of the sleeve rod, the fixing rod is of an inclined structure, and the fixing rod and the connecting sliding block form a T-shaped structure.
Preferably, the supporting rod is of an inclined structure, a third spring is arranged at the lower end of the supporting rod, and the lower end of the third spring is fixedly connected with the fixing block.
Preferably, the fixed connectors are symmetrically distributed in the left-right direction about the bisector of the fixed block, one side of each fixed connector is of an opening structure, and the supporting rods are rotatably connected inside the fixed connectors.
Compared with the prior art, the beneficial effects of the utility model are that: this longeron and vice longeron's shock attenuation fixed knot constructs in truck sets up the fixed block through between vice longeron and well longeron, top and bottom at the fixed block set up can the pivoted bracing piece, the bracing piece supports vice longeron and well longeron, it struts to both sides through the shock attenuation pulley to make the bracing piece when vice longeron receives pressure downwards, set up the linking bridge in one side of vice longeron and well longeron simultaneously, the connecting rod and the inside second spring of linking bridge of vice longeron side are connected, can play good support from this, the effect of shock attenuation buffering.
Drawings
FIG. 1 is a front view of a damping fixing structure of a longitudinal beam and an auxiliary longitudinal beam in a truck of the present invention;
FIG. 2 is a side view of the damping fixing structure of the longitudinal beam and the auxiliary longitudinal beam in the truck of the present invention;
FIG. 3 is a side view of the sleeve rod of the damping fixing structure of the longitudinal beam and the auxiliary longitudinal beam in the truck of the present invention;
fig. 4 is an enlarged schematic structural view of a position a in the damping fixing structure diagram 2 of the longitudinal beam and the auxiliary longitudinal beam in the truck of the present invention.
In the figure: 1. auxiliary longitudinal beam, 2, linking bridge, 3, well longeron, 4, connecting rod, 5, connection spout, 6, dead lever, 7, link block, 8, first spring, 9, telescopic link, 10, second spring, 11, telescopic link, 12, bracing piece, 13, fixed block, 14, fixed connector, 15, damping pulley, 16, third spring.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the damping and fixing structure of the truck middle longitudinal beam and the auxiliary longitudinal beam comprises a middle longitudinal beam 3, wherein a connecting support 2 is arranged at the upper end of the middle longitudinal beam 3, the middle longitudinal beam 3 and the connecting support 2 are welded and fixed, the auxiliary longitudinal beam 1 is arranged on the inner side of the connecting support 2, the connecting support 2 is not in contact with the auxiliary longitudinal beam 1, a fixing block 13 is arranged between the auxiliary longitudinal beam 1 and the middle longitudinal beam 3, the fixing block 13 is not in contact with the auxiliary longitudinal beam 1 and the middle longitudinal beam 3, fixed connectors 14 are arranged at the top and the bottom of the fixing block 13, and the fixing block 13 and the fixed connectors 14 are fixed through bolts; grooves are formed in the bottom of the auxiliary longitudinal beam 1 and the top of the middle longitudinal beam 3, a damping pulley 15 is inserted into each groove, the damping pulleys 15, the auxiliary longitudinal beam 1 and the middle longitudinal beam 3 are movably connected, a support rod 12 is arranged at the lower end of each damping pulley 15, the damping pulleys 15 and the support rods 12 are fixed through a support, and two groups of support rods 12 are arranged on the top and the bottom of the fixed block 13; the support rod 12 is of an inclined structure, a third spring 16 is arranged at the lower end of the support rod 12, the third spring 16 is welded on the right side of the lower end of the support rod 12, the lower end of the third spring 16 is fixedly connected with the fixed block 13, and the third spring 16 is fixedly welded with the fixed block 13; the fixed connectors 14 are distributed in bilateral symmetry about the bisector of the fixed block 13, one side of each fixed connector 14 is of an opening structure, the right side of each fixed connector 14 is of an opening structure, the supporting rod 12 is rotatably connected inside each fixed connector 14, and the fixed connectors 14 and the supporting rods 12 are rotatably connected through rotating shafts; one side of a connecting support 2 is of an open structure, the right side of the connecting support 2 is of an open structure, a second spring 10 is arranged in the connecting support 2, the connecting support 2 is welded and fixed with the upper end of the second spring 10, the lower end of the second spring 10 is provided with a connecting rod 4, the lower end of the second spring 10 is welded and fixed with the connecting rod 4, one side of the connecting rod 4 is provided with an auxiliary longitudinal beam 1, the right side of the connecting rod 4 is welded and fixed with the auxiliary longitudinal beam 1, the bottom of the connecting rod 4 is provided with a sleeve rod 11, the connecting rod 4 is welded and fixed with the sleeve rod 11, the lower end of the sleeve rod 11 is inserted with a telescopic rod 9, the sleeve rod 11 and the telescopic rod 9 are of a telescopic structure, the outer wall of the sleeve rod 11 is sleeved with a first spring 8, the upper end of the first spring 8 is welded and fixed with the outer wall of the sleeve rod 11, the lower end of the first spring 8 is welded and fixed with the connecting support 2, the outer wall of the sleeve rod 11 is provided with a fixed rod 6, the sleeve rod 11 is welded and fixed with the fixed rod 6, the fixing rod 6 is positioned at the upper end of the first spring 8, the fixing rod 6 is not in contact with the first spring 8, the connecting slide block 7 is arranged at the front end of the fixing rod 6, the fixing rod 6 and the connecting slide block 7 are fixedly welded, the fixing rod 6 is respectively arranged at the front end and the rear end of the sleeve rod 11, the fixing rod 6 is of an inclined structure, and the fixing rod 6 and the connecting slide block 7 form a T-shaped structure; the front end and the rear end of the inner wall of the connecting bracket 2 are both provided with connecting chutes 5, the connecting bracket 2 and the connecting chutes 5 are integrally connected, connecting slide blocks 7 are inserted in the connecting chutes 5, and the connecting slide blocks 7 and the connecting chutes 5 form sliding connection; this longeron and vice longeron's shock attenuation fixed knot constructs in truck sets up fixed block 13 through between vice longeron 1 and well longeron 3, top and bottom at fixed block 13 set up can pivoted bracing piece 12, bracing piece 12 supports vice longeron 1 and well longeron 3, it struts to both sides through damping pulley 15 to make bracing piece 12 when vice longeron 1 receives pressure downwards, set up linking bridge 2 in one side of vice longeron 1 and well longeron 3 simultaneously, connecting rod 4 and the inside second spring 10 of linking bridge 2 of vice longeron 1 side are connected, can play good support from this, the effect of shock attenuation buffering.
The working principle is as follows: when the damping and fixing structure of the longitudinal beam and the auxiliary longitudinal beam in the truck is used, when the auxiliary longitudinal beam 1 is impacted, the auxiliary longitudinal beam 1 deforms towards the middle longitudinal beam 3, the auxiliary longitudinal beam 1 pushes the support rod 12 downwards in the deformation process, the support rod 12 pushes the third spring 16 to compress, the support rod 12 is opened towards two sides, the support rod 12 at the bottom of the fixing block 13 is also opened towards two sides, as the height of the auxiliary longitudinal beam 1 is reduced, the connecting rod 4 on the left side of the auxiliary longitudinal beam 1 moves downwards, so that the second spring 10 is pulled open, the second spring 10 is lengthened, meanwhile, the connecting rod 4 pushes the sleeve rod 11 downwards to be sleeved on the outer wall of the telescopic rod 9, the first spring 8 is in a compression state, the fixed rod 6 on the outer wall of the sleeve rod 11 drives the connecting slide block 7 to slide downwards in the connecting chute 5, when the impact force disappears, the auxiliary longitudinal beam 1 is slowly reset, the second spring 10 is shortened, and the first spring 8 is lengthened, the support rod 12 is pulled by the third spring 16 to be gradually close to and reset, and the working principle of the damping and fixing structure of the longitudinal beam and the secondary longitudinal beam in the truck is the same.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. Longeron and vice longeron's shock attenuation fixed knot constructs in truck, including well longeron (3), its characterized in that: the upper end of the middle longitudinal beam (3) is provided with a connecting support (2), the inner side of the connecting support (2) is provided with an auxiliary longitudinal beam (1), one side of the connecting support (2) is of an open structure, a second spring (10) is arranged inside the connecting support (2), the lower end of the second spring (10) is provided with a connecting rod (4), one side of the connecting rod (4) is provided with the auxiliary longitudinal beam (1), the bottom of the connecting rod (4) is provided with a sleeve rod (11), the lower end of the sleeve rod (11) is inserted with a telescopic rod (9), the outer wall of the sleeve rod (11) is sleeved with a first spring (8), the outer wall of the sleeve rod (11) is provided with a fixed rod (6), the fixed rod (6) is positioned at the upper end of the first spring (8), the front end of the fixed rod (6) is provided with a connecting slide block (7), the front end and the rear end of the inner wall of the connecting support (2) are provided with connecting chutes (5), and a connecting slide block (7) is inserted in the connecting slide groove (5), and the connecting slide block (7) and the connecting slide groove (5) form sliding connection.
2. The truck center sill and sub-side member shock-absorbing fixing structure according to claim 1, wherein: a fixing block (13) is arranged between the auxiliary longitudinal beam (1) and the middle longitudinal beam (3), and the top and the bottom of the fixing block (13) are both provided with a fixed connector (14).
3. The truck center sill and sub-side member shock-absorbing fixing structure according to claim 1, wherein: the bottom of the auxiliary longitudinal beam (1) and the top of the middle longitudinal beam (3) are provided with grooves, damping pulleys (15) are inserted into the grooves, the lower ends of the damping pulleys (15) are provided with support rods (12), and the support rods (12) are provided with two groups relative to the top and the bottom of the fixing block (13).
4. The truck center sill and sub-side member shock-absorbing fixing structure according to claim 1, wherein: the fixing rod (6) is arranged at the front end and the rear end of the sleeve rod (11) respectively, the fixing rod (6) is of an inclined structure, and the fixing rod (6) and the connecting sliding block (7) form a T-shaped structure.
5. The truck center sill and sub-side member shock-absorbing fixing structure according to claim 3, wherein: the support rod (12) is of an inclined structure, a third spring (16) is arranged at the lower end of the support rod (12), and the lower end of the third spring (16) is fixedly connected with the fixed block (13).
6. The truck center sill and sub-side member shock-absorbing fixing structure according to claim 2, wherein: fixed connector (14) are bilateral symmetry about the bisector of fixed block (13) and distribute, and fixed connector (14) one side is open structure to fixed connector (14) inside rotation is connected with bracing piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220109870.2U CN216580714U (en) | 2022-01-17 | 2022-01-17 | Damping fixing structure of longitudinal beam and auxiliary longitudinal beam in truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220109870.2U CN216580714U (en) | 2022-01-17 | 2022-01-17 | Damping fixing structure of longitudinal beam and auxiliary longitudinal beam in truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216580714U true CN216580714U (en) | 2022-05-24 |
Family
ID=81634783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220109870.2U Active CN216580714U (en) | 2022-01-17 | 2022-01-17 | Damping fixing structure of longitudinal beam and auxiliary longitudinal beam in truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216580714U (en) |
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2022
- 2022-01-17 CN CN202220109870.2U patent/CN216580714U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: The shock-absorbing and fixing structure of the longitudinal and auxiliary longitudinal beams in trucks Granted publication date: 20220524 Pledgee: Cangzhou Bank Co.,Ltd. Xianghe Sub branch Pledgor: XIANGHE HAICHAO PARTS Co.,Ltd. Registration number: Y2024980014238 |