CN221345390U - Expressway turning roller protection device - Google Patents
Expressway turning roller protection device Download PDFInfo
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- CN221345390U CN221345390U CN202322696665.8U CN202322696665U CN221345390U CN 221345390 U CN221345390 U CN 221345390U CN 202322696665 U CN202322696665 U CN 202322696665U CN 221345390 U CN221345390 U CN 221345390U
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- roller
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- shaft core
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- 238000013016 damping Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a roller protection device for a highway turning, which comprises a bracket structure and a roller structure movably assembled through the bracket structure, wherein the roller structure slides along the bracket structure after being impacted, and simultaneously, the roller structure rotates; the device can rotate to absorb energy and can also move to absorb energy, so that the vehicle loss is reduced.
Description
Technical Field
The utility model relates to a highway turning roller protection device.
Background
The lower ramp of the high-speed driving channel has relatively large turning angle, so that the guard rail with enough strength is required to be installed at the centrifugal position of the turning for protection, the roller type guard rail is mainly adopted in the prior art, and the running direction of the vehicle can be guided through the rotation of the roller when the vehicle collides with the lower ramp, so that the vehicle is prevented from rushing out of the road surface, and the vehicle loss is reduced.
However, in practical operation, it is found that the roller of the roller type guard rail can only rotate in situ, and when the impact force of a vehicle is large, the roller is collided and deformed before rotating, so that the energy absorption effect is not achieved.
Therefore, the expressway turning roller protection device capable of rotating and absorbing energy and moving and reducing vehicle loss is designed.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the expressway turning roller protection device capable of rotating and absorbing energy and also capable of moving and absorbing energy, and reducing the vehicle loss.
In order to solve the problems, the utility model adopts the following technical scheme:
The utility model provides a highway turn cylinder protector, includes the supporting structure, and through the cylinder structure of supporting structure movable assembly, cylinder structure receives to strike the back and follows supporting structure slides, simultaneously, cylinder structure rotation.
Preferably, the bracket structure comprises upright posts on the left side and the right side, the upright posts are connected with the ground, side bars are arranged on the inner side and the outer side of the upright posts, a chute is formed between the side bars on the inner side and the outer side, bolts are matched between the two ends of the side bars after arc bending and the upright posts, and the upright posts at the moment are positioned behind the side bars; the roller structure is matched in the chute and slides transversely along the chute after being stressed; the inner side and the outer side are provided with an upper group and a lower group.
In the technical scheme, due to the bending of the side bars, the upright posts are hidden behind the side bars, so that the upright posts are prevented from being impacted.
Preferably, the roller structure comprises a shaft rod, a roller is coaxially sleeved on the shaft rod, nuts are matched with the upper end and the lower end of the shaft rod after penetrating through the sliding grooves respectively, a stop plate is sleeved on the shaft rod, the stop plate acts on the surface of the edge strip, a spring is arranged on the shaft rod, and the spring acts between the nuts and the stop plate.
The axle center rod is in transition fit with the sliding groove formed by the edge strips, the axle center rod can slide along the sliding groove, and when the impact force is large, energy absorption can be carried out through forced translation of the roller structure. The greater the compression of the spring, the greater the resistance to translation of the drum structure.
Preferably, the roller is made of rubber, the inside of the roller is hollow, and hollow rubber balls are filled in the roller.
The hollow roller can absorb energy better in deformation, and the rubber balls filled in the hollow roller can limit excessive deformation of the roller.
Preferably, grooves are formed in the upper end face and the lower end face of the roller, damping blocks made of rubber materials are embedded in the grooves, and the end, away from the roller, of each damping block acts on the edge strips.
The damping block is arranged firstly to reduce looseness of the upper and lower positions of the roller, and secondly to increase rotation damping of the roller and increase energy absorption effect of the roller.
Preferably, a brake block made of rubber material is sleeved on the end surface of the stop plate, which is contacted with the edge strip, and the contact force between the brake block and the edge strip is increased along with the downward rotation of the nut.
After the brake block is adopted, the resistance of the roller during transverse sliding can be increased. And the strength of the brake block is changed along with the position adjustment of the nut.
The beneficial effects of the utility model are as follows:
this device is installed in the outside of high-speed bend, through the cylinder structure in this device, when vehicle and protector slightly collide, through the deformation and the rotation of cylinder structure, greatly reduced vehicle loss, when the speed of vehicle is too fast or when out of control, rotation and the translation of cylinder structure can effectually absorb impact force, reduce vehicle damage, and this device's structure is simple relatively, and the equipment is more convenient, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a front view of the drum;
Fig. 4 is a sectional view of the drum.
Description of the embodiments
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
In the description of the present utility model, it should be understood that the terms "one end," "the other end," "the outer side," "the upper," "the inner side," "the horizontal," "coaxial," "the center," "the end," "the length," "the outer end," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, in the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "coupled," "connected," "plugged," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 4, a roller protection device for a highway turning comprises a bracket structure 1 and a roller structure 2 movably assembled by the bracket structure 1, wherein the roller structure 2 slides along the bracket structure 1 after being impacted, and meanwhile, the roller structure 2 rotates.
In a preferred embodiment of the present utility model, the bracket structure 1 includes left and right columns 11, the columns 11 are connected to the ground, side bars 12 are disposed at the inner side and the outer side of the columns 11, a chute 13 is formed between the side bars 12 at the inner side and the outer side, two ends of the side bars 12 are curved in an arc shape and then are matched with bolts 14 between the columns 11, and the columns 11 are located at the rear of the side bars 12; the roller structure 2 is matched in the chute 13 and slides transversely along the chute 13 after being stressed; the inner and outer side edges 12 are one group and are provided with an upper group and a lower group.
In the technical scheme, due to the bending of the side bars, the upright posts are hidden behind the side bars, so that the upright posts are prevented from being impacted.
In a preferred embodiment of the present utility model, the roller structure 2 includes a shaft rod 21, a roller 22 is coaxially sleeved on the shaft rod 21, nuts 23 are respectively fitted on the upper end and the lower end of the shaft rod 21 after passing through the sliding grooves 13, a stop plate 24 is sleeved on the shaft rod 21, the stop plate 24 acts on the surface of the strake 12, a spring 25 is disposed on the shaft rod 21, and the spring 25 acts between the nuts 23 and the stop plate 24.
The axle center rod is in transition fit with the sliding groove formed by the edge strips, the axle center rod can slide along the sliding groove, and when the impact force is large, energy absorption can be carried out through forced translation of the roller structure. The greater the compression of the spring, the greater the resistance to translation of the drum structure.
In a preferred embodiment of the present utility model, the drum 22 is made of rubber, the interior is hollow, and the interior of the drum 22 is filled with hollow rubber balls 221.
The hollow roller can absorb energy better in deformation, and the rubber balls filled in the hollow roller can limit excessive deformation of the roller.
In a preferred embodiment of the present utility model, grooves are formed on the upper and lower end surfaces of the drum 22, and a damping block 222 made of rubber is embedded in the grooves, wherein the end of the damping block 222 away from the drum 22 acts on the edge strip 12.
The damping block is arranged firstly to reduce looseness of the upper and lower positions of the roller, and secondly to increase rotation damping of the roller and increase energy absorption effect of the roller.
In a preferred embodiment of the present utility model, a rubber brake block 223 is sleeved on the end surface of the stop plate 24 contacting the edge strip 12, and the contact force between the brake block and the edge strip increases along with the downward rotation of the nut.
After the brake block is adopted, the resistance of the roller during transverse sliding can be increased. And the strength of the brake block is changed along with the position adjustment of the nut.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a highway turning cylinder protector which characterized in that: the automatic roller device comprises a bracket structure and a roller structure movably assembled through the bracket structure, wherein the roller structure slides along the bracket structure after being impacted, and meanwhile, the roller structure rotates.
2. The highway turning roll guard of claim 1, wherein: the support structure comprises upright posts on the left side and the right side, the upright posts are connected with the ground, side bars are arranged on the inner side and the outer side of the upright posts, a chute is formed between the side bars on the inner side and the outer side, bolts are matched between the two ends of the side bars after arc bending and the upright posts, and the upright posts at the moment are positioned behind the side bars; the roller structure is matched in the chute and slides transversely along the chute after being stressed; the inner side and the outer side are provided with an upper group and a lower group.
3. The highway turning roll guard of claim 2, wherein: the roller structure comprises a shaft core rod, a roller is coaxially sleeved on the shaft core rod, nuts are matched with the upper end and the lower end of the shaft core rod after penetrating through the sliding grooves respectively, a stop plate is sleeved on the shaft core rod and acts on the surface of the edge strips, a spring is arranged on the shaft core rod, and the spring acts between the nuts and the stop plate.
4. A highway turning roll guard according to claim 3 wherein: the cylinder is the rubber material, and inside is hollow, the inside of cylinder is filled with hollow rubber ball.
5. The highway turning roll guard of claim 4, wherein: grooves are formed in the upper end face and the lower end face of the roller, damping blocks made of rubber materials are embedded in the grooves, and one end, away from the roller, of each damping block acts on the edge strips.
6. A highway turning roll guard according to claim 3 wherein: and a brake block made of rubber material is sleeved on the end surface of the stop plate, which is in contact with the edge strip, and the contact force between the brake block and the edge strip is increased along with the downward rotation of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322696665.8U CN221345390U (en) | 2023-10-09 | 2023-10-09 | Expressway turning roller protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322696665.8U CN221345390U (en) | 2023-10-09 | 2023-10-09 | Expressway turning roller protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221345390U true CN221345390U (en) | 2024-07-16 |
Family
ID=91830569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322696665.8U Active CN221345390U (en) | 2023-10-09 | 2023-10-09 | Expressway turning roller protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221345390U (en) |
-
2023
- 2023-10-09 CN CN202322696665.8U patent/CN221345390U/en active Active
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