CN219710147U - Anchoring-free frame guardrail - Google Patents

Abstract

The utility model provides an anchor-free frame guardrail, which comprises; the support frame is supported on the road surface and stores the counter weight inside; the guide rods are parallel to the road surface and are arranged in pairs, and are symmetrically arranged on two sides of the support frame along the extending direction of the road respectively; wherein, set up a plurality of braced frames and many pairs of guide bars, a plurality of guide bars connect and form the anchor frame guardrail exempts from. The anchoring-free frame guardrail provided by the utility model has no damage to the pavement on the basis of meeting the protection level requirement, is fixed by utilizing self gravity or increased resistance, and can buffer by utilizing movement displacement when being impacted by force, so that the anchoring-free pavement is truly realized, and the subsequent repair operation to the pavement is avoided.

Description

Anchoring-free frame guardrail

Technical Field

The utility model relates to the technical field of road construction, in particular to an anchor-free frame guardrail.

Background

The reconstruction and expansion engineering, maintenance construction and the like of the highway are usually carried out under the condition of no traffic interruption. When a construction area occupies a traffic lane, a passing vehicle is usually required to forcedly decelerate and change lanes in order to facilitate construction, and slowly travel through the construction section at a low speed. In this section of road, traffic accidents often occur due to uncontrolled vehicles or collisions of passing vehicles with persons or equipment in the construction area.

Traffic signs and markings of a construction area are active protection facilities for safety protection, and are used for preventing accidents, and isolation facilities are the last barriers for separating operators of the construction area from traffic flow, and if vehicles collide or pass through the isolation facilities when accidents occur, life threat is directly caused to the operators of the construction area, so that the anti-collision performance of the operators is considered when the isolation facilities are arranged. The construction zone isolation barrier device should have the following characteristics: 1. isolation; 2. crashworthiness; 3. orientation; 4. recyclability; 5. high cost performance and the like.

At present, isolation facilities such as traffic cones, anti-collision barrels or isolation piers are usually placed outside a construction area to isolate the construction area from passing vehicles, but the isolation facilities basically have no safety protection capability and cannot effectively protect personnel or equipment in the construction area; the corrugated plate guardrails are adopted outside the construction areas, so that the guardrails are anchored on the road surface for increasing the protection performance, the road surface is damaged, the road surface is required to be repaired again after the construction is completed, if the road surface is not repaired, the service life of the road surface can be reduced due to the damage of the anchoring, and the probability of re-construction is increased. Therefore, there is an urgent need for a guard rail that is placed on a road surface, but has a higher protection level to protect a construction area.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an anchoring-free frame guardrail which has no damage to a road surface on the basis of meeting the protection level requirement, is fixed by utilizing self gravity or increasing resistance to increase friction, and can buffer by utilizing movement displacement when being impacted by force, so that anchoring-free is truly realized, and the subsequent repair operation to the road surface is avoided.

The utility model provides an anchor-free frame guardrail, which comprises; the support frame is supported on the road surface and stores the counter weight inside; the guide rods are parallel to the road surface and are arranged in pairs, and are symmetrically arranged on two sides of the support frame along the extending direction of the road respectively; wherein, set up a plurality of braced frames and many pairs of guide bars, a plurality of guide bars connect and form the anchor frame guardrail exempts from.

Further, the supporting frame comprises a bottom frame propped against the road surface of the highway and side frames perpendicular to the bottom frame and arranged at two ends of the bottom frame; the guide rod is connected with the side frame and is arranged on the side frame; the bottom frame is supported on the road surface of the highway, and the supporting frame is pressed on the road surface through the weight of the counterweight.

Further, a cross beam is arranged between the two side frames along the extending direction of the highway; guide rods are arranged at two ends of the cross beam to form the anchoring-free frame guardrail.

Furthermore, the two ends of the cross beam are also provided with mounting parts; and a guide rod of a special-shaped structure is installed through the installation part.

Further, the mounting part is provided with a mounting plate which is matched with the section of the special-shaped guide rod and a clamping seat which is fixedly connected with the cross beam; wherein the mounting plate is fixedly connected with the special-shaped guide rod through a bolt; the clamping seat is fixedly connected with the cross beam through bolts.

Further, the clamping seat is provided with a clamping plate connected with the upper and lower cross beams and a carrying part positioned at the upper and lower ends of the clamping plate and wrapping the end parts of the cross beams.

Further, the side frames are provided with reinforcing beams parallel to the ground; the middle part of the bottom frame is provided with a supporting beam parallel to the reinforcing beam.

Further, the end part of the bottom frame is movably arranged with the bottom of the side frame.

Further, the guide rod adopts one or a combination of a plurality of waste rectangular pipes, corrugated plates, bent pipes, I-steel, channel steel, round pipe steel, rectangular pipe steel and deformed steel.

The technical scheme of combining the supporting frame and the counterweight with the fixed guide rod is adopted, so that anchoring-free fixation is realized, the protection grade is ensured, meanwhile, the existing materials of the construction site are adopted, the materials are obtained locally, the operation efficiency is improved, and the energy conservation and the environmental protection are realized.

It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.

Drawings

The above and other features, advantages and aspects of embodiments of the present utility model will become more apparent by reference to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, wherein like or similar reference numerals denote like or similar elements, in which:

FIG. 1 is a schematic view of the structure of an anchor-free frame rail of the present embodiment;

FIG. 2 is a block diagram of an anchor free frame rail of the first embodiment;

FIG. 3 is a block diagram of an anchor free frame rail of a second embodiment;

FIG. 4 is a block diagram of an anchor free frame rail of the third embodiment;

FIG. 5 is a block diagram of the mounting portion of the anchorage-free frame rail of the third embodiment;

FIG. 6 is a block diagram of an anchor free frame rail of a fourth embodiment

Wherein, the correspondence between the reference numerals and the component names in fig. 1-6 is:

100 supporting frames, 110 underframes, 111 partition plates, 120 side frames, 130 cross beams, 140 mounting parts, 141 mounting plates, 142 clamping seats, 200 guide rods and 300 weights.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, the term "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

An anchor-free frame guardrail provided by the utility model is described with reference to fig. 1, comprising; a supporting frame 100 supported on a road surface and storing weights 300 therein; the guide bars 200 are arranged in parallel with the road surface and in pairs, and are symmetrically installed at both sides of the support frame 100 along the extending direction of the road, respectively; wherein, a plurality of support frames 100 and a plurality of pairs of guide bars 200 are provided, and the plurality of guide bars 200 are connected to form an anchor-free frame guardrail. The anchoring-free frame guardrail is mainly applied to highways and is used for guiding and protecting during temporary construction; the weight of the guardrail is increased by adopting the counterweight, and the friction force between the guardrail and the road surface is increased, so that the impact force is buffered; the guide rod with compliance is adopted for guiding, so that a certain protection function is realized, and a protection effect is achieved.

In this embodiment, the number of the guide bars 200 and the support frames 100 is set according to the size of the construction area, and the guide bars 200 are sequentially installed on the support frames 100 to form an anchor-free frame guardrail, thereby protecting the construction road.

In this embodiment, each of the components of the support frame 100 and the guide bar 200 is fabricated using prefabricated members, which are assembled on site at a construction site, for easy transportation and use.

In the above embodiments, the guide rod 200 is one or more of waste rectangular pipes, corrugated plates, bent pipes, i-steel, channel steel, round pipe steel, rectangular pipe steel and deformed steel, so as to recycle the cost, and meanwhile, the guide rod is also used for obtaining local materials in the construction site, so that the construction waste is reduced. The rectangular tube and the corrugated plate are made of corrugated plates which are removed from the permanent guardrails at the two sides of the road, so that raw materials are saved, and waste of materials is reduced.

In this embodiment, the counterweight 300 can be filled with weights visible anywhere in the construction site such as stones, sand, water, construction waste, and the like, and can be obtained locally to play a role of counterweight. According to the structural requirement of the support frame 100, a weight box with a size suitable for the support frame 100 can be provided, and a weight is assembled in the weight box and placed on the support frame 100 to play a role of supporting the guide rod 200.

According to the utility model, the supporting frame is fixed on the road surface by adopting the weight of the counterweight, and the guardrail is fixed in an additional fixing mode, so that the road surface is protected from being damaged, the subsequent road surface repairing process is reduced, or when the self gravity can not reach the fixing effect, the external resistance is increased for fixing, the overall operation efficiency is improved, and the real anchoring-free frame guardrail is realized. Meanwhile, waste corrugated plates or rectangular tubes are selected as guide rods, so that raw materials are saved, the protection level of the guardrail is guaranteed, the requirement of roads on the protection level of the guardrail is met, and the safety protection of a construction area is realized.

[ example 1 ]

As shown in fig. 1 and 2, the support frame 100 includes a bottom frame 110 against a road surface and side frames 120 vertically installed at both ends of the bottom frame 110; the guide rod 200 is connected with the two side frames 120 and is installed on the side frames 120; the bottom frame 110 is supported on the road surface, and the supporting frame is pressed against the road surface by the weight of the weights 300. The supporting frame 100 adopts rectangular tubes to splice and manufacture the bottom frame 110 and the side frames 120, the guide rods 200 adopt corrugated plates, and the edges of the corrugated plates and the side frames 120 are fixedly installed through bolts. Mounting holes are formed in two ends of each corrugated plate, and adjacent corrugated plates can be overlapped and fixed through bolts. The guide bars 200 are provided in pairs on both sides of the support frame 100, each pair having a two-wave plate on the upper side and a single-wave plate on the lower side, and other combinations may be made, such as a three-wave plate on the upper side and a single-wave plate on the lower side.

The weight can be filled into the weight box in advance, the weight box is matched with the bottom frame 110 and the side frames 120 of the support frame 100, and the support frame 100 plays a role of supporting the guide bar 200 and protecting the weight box.

[ example 2 ]

As shown in fig. 3, with the support frame 100 in embodiment 1, a cross member 130 is provided between the two side frames 120 of the support frame 100 in the direction along which the road extends; the guide bars 200 are installed at both ends of the cross beam 130 to form an anchor-free frame rail. Mounting holes are formed at two ends of the beam 130; connecting plates corresponding to the mounting holes are arranged at two ends of the guide rod 200, and the guide rod 200 is fixed on the cross beam 130 through fixing the connecting plates and the mounting holes through pin shafts. The bottom frame 110 and the side frames 120 and the cross members 130 constitute a supporting frame 100 for holding weights. The support frame 100 is formed by welding rectangular tubes and has a bearing capacity for holding weights. The guide bar 200 may be a rectangular tube, a steel tube, a i-steel tube, or other tubular guide bar.

The weights may be pre-filled into the weight boxes which are directly placed into the support frame 100 assembled from the bottom frame 110, the side frames 120 and the cross members 130. The support frame 100 functions to support the guide bar 200 and protect the weight box.

[ example 3 ]

As shown in fig. 4, the support frame 100 of embodiment 2, which is composed of the bottom frame 110, the side frames 120, and the cross members 130, is used. Wherein the guide bar 200 is installed by using a corrugated plate to form an anchoring-free frame guardrail. For the special shape of the corrugated plate, the beam 130 is provided at both ends with mounting parts 140 of a special structure, and the guide bar 200 is mounted through the mounting parts 140. The cross beam 130 is arranged on one side of the supporting frame 100, so that the stability of placing the counterweight is improved, the two guide rods 200 are arranged, the installation stability of the guide rods 200 is improved, and the protection strength is improved.

As shown in fig. 5, the mounting portion 140 has a wavy mounting plate 141 having a cross section matching that of the wavy plate at one end and a holder 142 fixedly mounted on the cross member 130 at one end. The mounting plate 141 is provided with bolt holes for fixing the corrugated plate, for fixing the corrugated plate. The clamping seat 142 is provided with clamping plates for connecting the upper beam 130 and the lower beam 130, and bolt holes for fixing, and is fixed with the mounting holes at the two ends of the beam 130 through bolts. The clamping plate both sides still are equipped with the carrying portion at parcel crossbeam 130 both ends, directly carry on crossbeam 130, are convenient for fix and carry out bolt fastening, reduce the operating personnel, improve installation effectiveness. The mounting portion 140 is fabricated by prefabricated members, and assembled on site in a construction site, the clamping seat 142 of the mounting portion 140 is directly mounted on the cross beam 130, and after the bolt is fixed, the corrugated plate is connected and fixed, so that the working efficiency is improved.

In this embodiment, the side frames 120 are mounted with reinforcing beams parallel to the ground; a support beam parallel to the reinforcing beam is provided at the middle of the bottom frame 110. The reinforcing beams and the supporting beams are arranged to increase the strength of the supporting frame 100, so that the supporting and protecting functions are better achieved.

[ example 4 ]

As shown in fig. 6, the support frame 100 includes a bottom frame 110 and side frames 120 vertically installed at both ends of the bottom frame 110; the bottom of the bottom frame 110 is provided with a partition 111 parallel to the side frames 120, so as to lift the bottom frame 110, and form a channel at the bottom of the supporting frame 100, so that rainwater is conveniently dredged. When adopting this kind of structure, braced frame 100's length is great, when forming the guardrail, blocks that length is great, can form at guardrail one side at sleet weather and pile up, influences the construction, so set up baffle 111, form the mediation passageway in braced frame 100 bottom, avoid sleet accumulational phenomenon.

The partition 111 is made of steel such as i-steel, channel steel, or rectangular steel, and is directly fixed to the bottom of the bottom frame 110 by bolts, or is directly welded to the bottom of the bottom frame 110.

In the above embodiment, the end of the bottom frame 110 is movably mounted to the bottom of the side frame 120. The bottom frame 110 and the side frames 120 may be assembled into a foldable form by a sleeve, a hinge, or a plug. In transportation, the side frames 120 are folded and stored, so that the transportation space is reduced, the transportation efficiency is improved, in use, the side frames 120 are opened or inserted into the bottom frames 110, the cross beams 130 are mounted on the side frames 120 to fix the positions of the side frames 120 and limit the positions, and the mounting efficiency is improved.

The corrugated plate is reused by adopting a waste corrugated plate detached on the construction site. Depending on the wave number of the corrugated plate, the mounting portion 140 having the mounting plate 141 of a different shape is selected for rapid assembly.

The anchoring-free frame guardrail is adopted, the guardrail supporting frame is fixed on the road surface through the self weight of the counterweight or the increased resistance, so that the real anchoring-free frame guardrail is realized, and the construction area is protected on the basis of not damaging the road surface; the supporting frame and the guard rail are manufactured by adopting rectangular pipes or corrugated plates made of steel materials, so that the protection level required by highway construction is realized; when the guardrail is impacted by force, the guardrail can move due to the anchoring-free characteristic, and the impact force is buffered, so that protection is realized; the counterweight on the construction site or the waste corrugated plate and the like are used for the second time, so that the material cost and the transportation cost are saved, and the energy conservation and the environmental protection are realized; the assembly mode is adopted, each part adopts the prefabricated member, so that the transportation is convenient, the on-site assembly is realized, and the flexibility is high.

In the description of the present utility model, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. 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.

In the description of the present utility model, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, and various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. An anchor-free frame guardrail, comprising;

the support frame is supported on the road surface and stores the counter weight inside;

the guide rods are parallel to the road surface of the highway and are arranged in pairs and are symmetrically arranged on two sides of the support frame along the extending direction of the highway respectively;

wherein, set up a plurality of braced frame and a plurality of pairs of the guide bar, a plurality of the guide bar is connected and is formed the anchor frame guardrail exempts from.

2. The anchor free frame rail of claim 1 wherein,

the supporting frame comprises a bottom frame propped against the road surface of the highway and side frames perpendicular to the bottom frame and arranged at two ends of the bottom frame; wherein, the liquid crystal display device comprises a liquid crystal display device,

the guide rod is connected with the side frame and is arranged on the side frame;

the bottom frame is supported on the road surface of the highway, and the supporting frame is pressed on the road surface through the weight of the counterweight.

3. The anchor-free frame rail of claim 2 wherein,

a cross beam is arranged between the two side frames along the extending direction of the highway; and the two ends of the cross beam are provided with the guide rods to form an anchoring-free frame guardrail.

4. The anchor free frame rail of claim 3 wherein,

mounting parts are arranged at two ends of the cross beam; and installing the guide rod of the special-shaped structure through the installation part.

5. The anchor free frame rail of claim 4 wherein,

the mounting part is provided with a mounting plate which is matched with the section of the special-shaped guide rod and a clamping seat which is fixedly connected with the cross beam; wherein, the liquid crystal display device comprises a liquid crystal display device,

the mounting plate is fixedly connected with the special-shaped guide rod through a bolt; the clamping seat is fixedly connected with the cross beam through bolts.

6. The anchor-free frame rail of claim 5 wherein,

the clamping seat is provided with a clamping plate for connecting the upper beam with the lower beam and a carrying part positioned at the upper end and the lower end of the clamping plate for wrapping the end part of the beam.

7. The anchor-free frame rail of claim 2 wherein,

the side frames are provided with reinforcing beams parallel to the ground; and a supporting beam parallel to the reinforcing beam is arranged in the middle of the bottom frame.

8. The anchor-free frame rail of claim 2 wherein,

the end part of the bottom frame is movably arranged with the bottom of the side frame.

9. The anchor free frame rail of claim 1 wherein,

the guide rod adopts one or a combination of a plurality of waste rectangular pipes, corrugated plates, bent pipes, I-steel, channel steel, round pipe steel, rectangular pipe steel and deformed steel.