CN219175095U - Honeycomb stand column anti-tripping device adopting aluminum alloy material - Google Patents
Honeycomb stand column anti-tripping device adopting aluminum alloy material Download PDFInfo
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- CN219175095U CN219175095U CN202320197026.4U CN202320197026U CN219175095U CN 219175095 U CN219175095 U CN 219175095U CN 202320197026 U CN202320197026 U CN 202320197026U CN 219175095 U CN219175095 U CN 219175095U
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Abstract
The utility model belongs to the field of traffic safety protection, and particularly relates to a honeycomb stand column anti-tripping device made of an aluminum alloy material.
Description
Technical Field
The utility model belongs to the field of traffic safety protection, and particularly relates to a honeycomb stand column anti-tripping device made of an aluminum alloy material.
Background
With the high-speed development of the economy in China, the living standard of people is gradually improved, and the automobile conservation amount in China is gradually increased. With this, the load of public transportation facilities increases, and thus, many traffic accidents are caused. The anti-collision guardrail is used as the only safety protection structural member on the highway and the bridge, plays an important role, can relieve the injury suffered by the personnel on the vehicle out of control, and protects the safety of pedestrians and buildings on two sides.
The stumbling phenomenon is that in the collision process of the vehicle and the anti-collision guardrail, the upright post is arranged on the inner side of the wheel due to the factors of collision angle, friction and the like, and then the outer offset of the wheel is gradually increased, so that the stumbling of the upright post to the wheel is formed. The upright post stumbling can disturb the motion trail of the automobile, so that the instantaneous deceleration is overlarge, and the safety of passengers is seriously endangered.
With the development of industrial technology, aluminum alloys are increasingly used in the field of collision structures such as aviation, transportation, and civil engineering. Compared with the traditional steel, the aluminum alloy has light weight, the steel with the same size is about three times of the aluminum alloy in mass, and meanwhile, the elastic modulus is lower, so that the aluminum alloy has good energy absorbing capacity, and is widely applied to energy absorbing structures of vehicle engineering.
The utility model is disclosed in Chinese patent publication No. CN201835242, publication time 2011 is about 18 months, and the utility model is mainly characterized in that the device is only composed of one or more rotating shafts or rotors, is easy to deform when being impacted by an automobile at high speed, has poor buffering and energy absorbing effects on the automobile impact guardrail, and cannot well play a role in preventing a stumbling group.
Based on the above research, it is proposed to apply aluminum alloy to the field of highway crash barriers, and a honeycomb-shaped device which surrounds the outer side of the upright post and can rotate along with the center bearing for preventing the upright post from being stumbled by the vehicle is designed. By means of the characteristics of the aluminum alloy materials and the energy absorption of the honeycomb structure, the wheels are prevented from directly colliding with the rigid upright posts, and a reasonable buffering effect is achieved. The bearing is arranged in the center of the device, and can integrally rotate around the upright post when the bearing collides with the wheel to collapse and absorb energy, so that the wheel is further prevented from directly colliding with the rigid upright post, a certain guiding effect is achieved, and the vehicle is enabled to turn in the collision process.
Disclosure of Invention
The purpose of the patent of the utility model is that: the utility model aims to provide a device capable of effectively preventing a stand column from tripping a vehicle, so as to solve the tripping hidden trouble existing in the stand column of the highway guardrail at present and improve the driving safety.
The utility model is realized by the following scheme:
a honeycomb column anti-stumbling device adopting aluminum alloy materials comprises a column, a column connecting backboard, an aluminum alloy inner shell, an aluminum alloy outer shell, at least one group of connecting pieces and a plurality of aluminum alloy supporting frameworks;
the column connecting backboard is sleeved outside the column, the column is connected with the column through at least one group of connecting pieces, at least one bearing is fixed at the outer end of the middle part of the column connecting backboard, the aluminum alloy inner shell is fixed outside the bearing, the aluminum alloy outer shell is arranged outside the aluminum alloy inner shell, the inner wall of the aluminum alloy outer shell is connected with the outer wall of the aluminum alloy inner shell through a plurality of aluminum alloy supporting frameworks, the plurality of aluminum alloy supporting frameworks are uniformly distributed along the circumferential direction, and the aluminum alloy inner shell, the aluminum alloy outer shell and the plurality of aluminum alloy supporting frameworks form a honeycomb energy absorbing structure.
Further, the bearing is a rolling bearing.
Still further, the number of bearings is one.
Further, the upright post is connected with the backboard and is in interference fit with the bearing, and the aluminum alloy inner shell is in interference fit with the bearing.
Still further, the upper and lower both ends of stand connection backplate are connected with the stand through a set of connecting piece respectively.
Further, the connecting piece comprises a bolt and a nut;
the bolts penetrate through the upright posts and the upright posts to be connected with the backboard and then are connected with the nuts.
Still further, the number of aluminum alloy support skeletons is eight.
Further, the aluminum alloy supporting framework is welded with the aluminum alloy inner shell, and the aluminum alloy supporting framework is welded with the aluminum alloy outer shell.
The beneficial effects are that:
(1) The utility model has simple and reasonable structure and is convenient for assembly and construction.
(2) The utility model has double protection effects, when a vehicle is impacted, the aluminum alloy outer shell, the aluminum alloy inner shell and the aluminum alloy supporting frameworks form a honeycomb energy-absorbing structure, and the honeycomb energy-absorbing structure can rotate along with the bearing to play a role in guiding.
(3) According to the scheme, the aluminum alloy outer shell, the aluminum alloy inner shell and the plurality of aluminum alloy supporting frameworks can be manufactured by adopting aluminum alloy, so that the cost is saved, the aluminum alloy material is light in weight, has a good energy absorption effect with the aluminum material, is good in corrosion resistance, is not easy to rust, and can reduce related maintenance cost.
(4) The utility model has strong applicability, and is applicable to various guardrail posts, namely steel guardrails or guardrails with steel and concrete combined structures, and can also adapt to the types of upright post cross sections such as square, round, oval and the like.
Drawings
FIG. 1 is a schematic vertical cross-sectional view of a honeycomb pillar snagging prevention device of the present utility model employing an aluminum alloy material;
FIG. 2 is a schematic perspective view of a honeycomb pillar anti-snag device of the present utility model using aluminum alloy material for unconnected pillars;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a partial cross-sectional view of FIG. 2;
FIG. 5 is an application scenario diagram of a honeycomb pillar trip prevention device of the present utility model employing aluminum alloy materials;
fig. 6 is a left side view of fig. 5.
1. A column; 2. the upright post is connected with the backboard; 3. a connecting piece; 4. a bearing; 5. an aluminum alloy inner shell; 6. an aluminum alloy supporting framework; 7. an aluminum alloy housing.
Detailed Description
The following embodiments are described in conjunction with fig. 1:
the first embodiment is as follows: a honeycomb column anti-stumbling device adopting aluminum alloy materials comprises a column 1, a column connecting backboard 2, an aluminum alloy inner shell 5, an aluminum alloy outer shell 7, at least one group of connecting pieces 3 and a plurality of aluminum alloy supporting frameworks 6;
the post is connected backplate 2 suit in the outside of post 1, and post 1 is connected with post 1 through at least a set of connecting piece 3, the middle part outer end of post is connected backplate 2 is fixed with at least one bearing 4, and aluminum alloy inner shell 5 is fixed in the outside of bearing 4, and aluminum alloy shell 7 sets up in the outside of aluminum alloy inner shell 5, and the inner wall of aluminum alloy shell 7 is connected through a plurality of aluminum alloy braced skeletons 6 with the outer wall of aluminum alloy inner shell 5, and a plurality of aluminum alloy braced skeletons 6 are along circumferencial direction equipartition setting, and cellular energy-absorbing structure is constituteed to aluminum alloy inner shell, aluminum alloy shell and a plurality of aluminum alloy braced skeletons.
In this embodiment, the following will be described: the stand is connected the backplate and is fixed on the stand through the connecting piece, the bearing is installed on the stand is connected the backplate, the outside aluminum alloy inner shell of bearing can be followed the bearing and is rotated, aluminum alloy inner shell and aluminum alloy shell are connected to a plurality of aluminum alloy skeletons, aluminum alloy inner shell, aluminum alloy shell and a plurality of aluminum alloy braced frame constitute cellular energy-absorbing structure, when meetting the vehicle striking, aluminum alloy shell, aluminum alloy inner shell and a plurality of aluminum alloy braced frame constitute cellular energy-absorbing structure can be along with the bearing is rotatory, can play the guide effect, the energy-absorbing structure of this scheme just has good energy-absorbing characteristic, can effectively reduce the vehicle and stumble the resistance phenomenon, reach the effect of buffering the vehicle striking.
The second embodiment is as follows: a honeycomb column anti-stumbling device is made of aluminum alloy materials, and a bearing 4 is a rolling bearing.
In this embodiment, the following will be described: the bearing is a rolling bearing, and can meet the working requirement of the aluminum alloy inner shell for rotating along the upright post connecting plate.
Other embodiments are the same as the first embodiment.
And a third specific embodiment: a honeycomb column anti-stumbling device is made of aluminum alloy materials, and the number of the bearings 4 is one.
In this embodiment, the following will be described: the number of the bearings is one, and the bearings are enough to support the aluminum alloy inner shell to rotate along the upright post connecting back plate.
The other fourteen modes are the same as in the first embodiment.
The specific embodiment IV is as follows: a honeycomb type upright post anti-stumbling device is made of aluminum alloy materials, wherein an upright post connecting backboard 2 is in interference fit with a bearing 4, and an aluminum alloy inner shell 5 is in interference fit with the bearing 4.
In this embodiment, the following will be described: the upright post is connected with the backboard and the aluminum alloy inner shell and is in interference fit with the bearing, so that the connection is stable, and the bearing can work reasonably.
Other embodiments are the same as the first embodiment.
Fifth embodiment: a honeycomb type upright post anti-stumbling device adopting aluminum alloy materials is characterized in that the upper end and the lower end of an upright post connecting backboard 2 are respectively connected with an upright post 1 through a group of connecting pieces.
In this embodiment, the following will be described: the upright post is connected with the backboard through a group of connecting pieces from top to bottom, so that the stability is better.
Other embodiments are the same as the first embodiment.
Specific embodiment six: a honeycomb-shaped upright post anti-trip device made of aluminum alloy materials, wherein the connecting piece 3 comprises a bolt and a nut;
the bolts penetrate through the upright posts 1 and the upright post connecting backboard 2 and then are connected with nuts.
In this embodiment, the following will be described: the back plate is connected with the upright post through the bolt and the nut, the connection mode is stable, the disassembly is convenient, and the replacement and the maintenance are convenient when part parts of the device are damaged.
Other embodiments are the same as the first embodiment.
Seventh embodiment: a honeycomb column anti-stumbling device adopts aluminum alloy materials, and the number of aluminum alloy supporting frameworks 6 is eight.
In this embodiment, the following will be described: eight aluminum alloy supporting frameworks are arranged, and the eight aluminum alloy supporting frameworks and the aluminum alloy inner shell and the aluminum alloy outer shell form a honeycomb energy absorbing structure.
Other embodiments are the same as the first embodiment.
Eighth embodiment: a honeycomb column anti-stumbling device is formed by adopting an aluminum alloy material, an aluminum alloy supporting framework 6 is welded with an aluminum alloy inner shell 5, and the aluminum alloy supporting framework 6 is welded with an aluminum alloy outer shell 7.
In this embodiment, the following will be described: the aluminum alloy supporting framework is welded with the aluminum alloy inner shell, the aluminum alloy supporting framework is welded with the aluminum alloy outer shell, the aluminum alloy supporting framework is connected in the mode, the connecting mode is simple and stable, follow-up construction operation is convenient, and the cost is low.
Other embodiments are the same as the first embodiment.
Claims (8)
1. A honeycomb stand column anti-tripping device adopting aluminum alloy materials is characterized in that: the aluminum alloy support comprises an upright post (1), an upright post connecting backboard (2), an aluminum alloy inner shell (5), an aluminum alloy outer shell (7), at least one group of connecting pieces (3) and a plurality of aluminum alloy support frameworks (6);
the utility model discloses a honeycomb energy-absorbing structure, including stand connection backplate (2), stand connection backplate (2), a plurality of aluminum alloy braced skeletons (6), a plurality of aluminum alloy inner shells (5), aluminum alloy shell (7) and a plurality of aluminum alloy braced skeletons (6) are connected in the outside of stand (1), stand (1) is connected with stand (1) through at least a set of connecting piece (3), the middle part outer end of stand connection backplate (2) is fixed with at least one bearing (4), aluminum alloy inner shell (5) are fixed in the outside of bearing (4), aluminum alloy shell (7) set up in the outside of aluminum alloy inner shell (5), the inner wall of aluminum alloy shell (7) is connected through a plurality of aluminum alloy braced skeletons (6) with the outer wall of aluminum alloy inner shell (5), a plurality of aluminum alloy braced skeletons (6) are constituteed honeycomb energy-absorbing structure along the circumferencial direction equipartition.
2. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the bearing (4) is a rolling bearing.
3. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the number of the bearings (4) is one.
4. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the upright post is connected with the backboard (2) and is in interference fit with the bearing (4), and the aluminum alloy inner shell (5) is in interference fit with the bearing (4).
5. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the upper end and the lower end of the upright post connecting backboard (2) are respectively connected with the upright post (1) through a group of connecting pieces (3).
6. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the connecting piece (3) comprises a bolt and a nut;
the bolts penetrate through the upright posts (1) and the upright post connecting backboard (2) and then are connected with nuts.
7. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the number of the aluminum alloy supporting frameworks (6) is eight.
8. A honeycomb pillar snag prevention assembly using aluminum alloy material as defined in claim 1, wherein: the aluminum alloy supporting framework (6) is welded with the aluminum alloy inner shell (5), and the aluminum alloy supporting framework (6) is welded with the aluminum alloy outer shell (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320197026.4U CN219175095U (en) | 2023-02-13 | 2023-02-13 | Honeycomb stand column anti-tripping device adopting aluminum alloy material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320197026.4U CN219175095U (en) | 2023-02-13 | 2023-02-13 | Honeycomb stand column anti-tripping device adopting aluminum alloy material |
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| CN219175095U true CN219175095U (en) | 2023-06-13 |
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| CN202320197026.4U Active CN219175095U (en) | 2023-02-13 | 2023-02-13 | Honeycomb stand column anti-tripping device adopting aluminum alloy material |
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- 2023-02-13 CN CN202320197026.4U patent/CN219175095U/en active Active
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