CN220486312U - Highway combined movable guardrail - Google Patents

Abstract

The utility model discloses a highway combined movable guardrail, which belongs to the technical field of highway movable guardrails and aims at the problems that in the use process of the highway movable guardrail in the prior art, the manual installation time is long, time and labor are wasted, the installation efficiency is low, the buffer roller is inconvenient to replace and use, the buffer roller loses the effect of absorbing energy when colliding with a vehicle, and the height of the guardrail is not adjustable; according to the utility model, through the arranged splicing assembly, the splicing installation between two or more guardrails can be conveniently and quickly realized, the manual installation time is saved, the time and the labor are saved, and the installation efficiency of the movable guardrails of the expressway is greatly improved.

Description

Highway combined movable guardrail

Technical Field

The utility model belongs to the technical field of highway movable guardrails, and particularly relates to a combined movable guardrail for a highway.

Background

Along with the rapid development of highway construction and traffic industry in China, the traffic safety faces a severe situation, and the anti-collision guardrail is used as a safety facility and plays an important role in protecting the traffic safety of roads and bridges. The highway guardrail is a main form of semi-rigid guardrail, plays a role in absorbing energy when a vehicle collides with the guardrail, is not easy to crash, and can play a good role in protecting the vehicle and drivers and passengers.

At present, highway movable guardrail of prior art can generally adopt mounting such as bolt to realize the concatenation installation between the guardrail in the use, lead to artifical installation time long, waste time and energy, and installation effectiveness is low, secondly, buffer drum is generally that the transversal circular structure of personally submitting and rotate the setting on movable guardrail, for example external weather or environmental cause lead to buffer drum ageing reasons such as damage, and then lead to inconvenient use of changing buffer drum, lead to buffer drum to lose the effect of absorbing energy when colliding to the vehicle, furthermore, the high of guardrail is unadjustable, inconvenient to install fixedly to buffer drum of different length, lead to the installation application scope limited, for this reason, we propose a highway combined movable guardrail.

Disclosure of Invention

The utility model aims to provide a combined movable guardrail for a highway, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a highway combination formula movable guardrail, includes two H shape support frames, leans on the lower ground H shape support frame bottom rigid coupling to have the mount pad that two symmetries set up, two rigid coupling has the last spliced pole that two symmetries set up and two symmetries set up down on the H shape support frame respectively, the bottom of going up the spliced pole all rigid coupling has the spliced pole, it is inboard at the lower spliced pole that corresponds all to insert the activity to establish, be connected with altitude mixture control subassembly between two H shape support frames, splice assembly is all installed on two H shape support frames, two are gone up the spliced pole and all rotate in the outside of two lower spliced poles are connected with the disc, be located and be equipped with two symmetries between two discs on the same side and set up the buffer drum, the cross section of buffer drum all is semicircle structure, the arc pocket in the last spliced pole outside of last spliced pole and lower spliced pole of being convenient for set up on the buffer drum all is connected with portable combination unit between the top and the bottom of buffer drum and the disc that corresponds.

As a preferred implementation mode, the height adjusting component comprises connecting plates fixedly connected at the middle parts of the inner sides of two H-shaped supporting frames, a movable inner rod and a fixed outer rod are fixedly connected at one opposite sides of the two connecting plates respectively, the movable inner rod is movably inserted into the inner side of the fixed outer rod, a hand screw is connected to the front side wall of the fixed outer rod in a threaded manner, a plurality of screw holes a matched with the hand screw are formed in the front side wall of the movable inner rod, and the screw holes are arrayed on the front side wall of the movable inner rod in an equidistant manner.

As a preferred implementation mode, the splice assembly includes two symmetrically arranged inserts of rigid coupling on the right lateral wall of H shape support frame, all offered on the left lateral wall of H shape support frame with insert matched with slot, the rigid coupling has the slide bar that vertical cross-section is square structure on the inside wall that is close to two slots on the H shape support frame, and the outside slip cap of slide bar is equipped with the L shape fixture block that two symmetries set up, and the inclined plane one end that two L shape fixture blocks deviate from all activity is inserted to the slot in to the joint is in the draw-in groove that establishes on the insert lateral wall.

As a preferred implementation mode, two opposite side walls of the L-shaped clamping blocks are connected with the same limiting block through springs, the springs are movably sleeved on the outer sides of the sliding rods, and the limiting blocks are fixedly connected to the middle parts of the outer sides of the sliding rods.

As a preferred embodiment, the portable combined assembly comprises an I-shaped cutting fixedly connected with the top end or the bottom end of the buffer roller, and an insertion channel matched with the I-shaped cutting is formed in the disc.

As a preferable implementation mode, the H-shaped cutting is connected with a hand screw in a threaded penetrating way, and one end of the hand screw is connected in a screw hole b formed in the inner wall of the insertion channel in a threaded way.

Compared with the prior art, the combined movable guardrail for the expressway provided by the utility model at least comprises the following beneficial effects:

(1) Through the height adjusting assembly, the screw is screwed by loosening the hand, the movable inner rod is matched with the movable inner rod to move on the inner side of the fixed outer rod, and meanwhile, the inserted posts can move on the inner side of the lower connecting post, so that the height of the guardrail is conveniently adjusted, buffer rollers with different lengths are conveniently installed and used according to highways with different conditions, and the application range is wide;

(2) By the aid of the splicing assembly, splicing and installation between two or more guardrails can be conveniently and quickly realized, labor time and labor are saved, and the installation efficiency of the movable guardrails of the expressway is greatly improved;

(3) Through the portable combination unit who sets up, can be convenient for change the buffer drum, avoid leading to the buffer drum to lose the problem of absorbing energy when colliding the vehicle because of buffer drum ageing or damage inefficacy, its structural design is simple, easy dismounting.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic top plan view of the two movable guardrails of the present utility model after they are spliced;

FIG. 3 is a schematic three-dimensional view of a single buffer roller of the present utility model detached from the movable rail;

FIG. 4 is a schematic plan front view of the removable guardrail of the present utility model with two buffer cylinders removed;

FIG. 5 is a schematic view of the left side plan view of the components of the height adjustment assembly of the present utility model.

In the figure: 1. an H-shaped supporting frame; 2. an upper connecting column; 21. inserting a column; 3. a height adjustment assembly; 31. a connecting plate; 32. a movable inner rod; 33. fixing the outer rod; 34. screwing the screw by hand; 35. a screw hole a; 4. a splice assembly; 41. inserting blocks; 42. a slide bar; 43. an L-shaped clamping block; 44. an inclined plane; 45. a spring; 46. a limiting block; 5. a lower connecting column; 6. a mounting base; 7. a disc; 8. a buffer roller; 9. a portable assembly; 91. i-shaped cutting; 92. screwing the screw rod by hand; 93. an insertion channel; 94. screw hole b.

Detailed Description

The utility model is further described below with reference to examples.

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure, and it is apparent that the described embodiments are some, but not all, embodiments of the present disclosure, and all other embodiments obtained by persons of ordinary skill in the art without inventive labor based on the described embodiments of the present disclosure are within the scope of protection of the present disclosure.

Unless otherwise defined, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs, the use of the terms "comprising" or "comprises" and the like in this disclosure is intended to mean that the element or article preceding the term encompasses the element or article listed after the term and equivalents thereof, without excluding other elements or articles, and that the terms "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", etc. are merely intended to indicate relative positional relationships that may also be correspondingly altered when the absolute position of the object being described is altered.

Referring to fig. 1-5, the present utility model provides a combined movable guardrail for expressways, comprising:

the two H-shaped support frames 1, the mounting seats 6 which are symmetrically arranged are fixedly connected to the bottom ends of the two H-shaped support frames 1, two symmetrically arranged upper connecting columns 2 and two symmetrically arranged lower connecting columns 5 are fixedly connected to the two H-shaped support frames 1 respectively, inserting columns 21 are fixedly connected to the bottom ends of the upper connecting columns 2, the inserting columns 21 are movably inserted into the corresponding inner sides of the lower connecting columns 5, height adjusting assemblies 3 are connected between the two H-shaped support frames 1, splicing assemblies 4 are arranged on the two H-shaped support frames 1, discs 7 are rotatably connected to the outer sides of the two upper connecting columns 2 and the two lower connecting columns 5, two symmetrically arranged buffer rollers 8 are arranged between the two discs 7 on the same side, the cross sections of the buffer rollers 8 are of semicircular structures, arc-shaped sockets which are convenient to movably sleeved on the outer sides of the upper connecting columns 2 and the lower connecting columns 5 are formed in the buffer rollers 8, and convenient combined assemblies 9 are connected between the top ends and the bottom ends of the buffer rollers 8 and the corresponding discs 7.

The buffer roller 8 is made of polyurethane rubber, the wear resistance of the buffer roller is the best of all rubbers, the buffer roller is high in strength and elasticity, the buffer roller is good in buffering and damping performance, the buffer roller can absorb vibration energy generated by collision, the higher the frequency of the shock is, the larger the energy absorption is, the stronger the firmness and the better shock resistance are achieved, and when a vehicle collides, the buffer roller can absorb the impact energy generated by collision, so that the damage to the crashed vehicle and a driver is greatly reduced.

Further, as shown in fig. 1 and 5, it is worth specifically describing that the height adjusting assembly 3 includes a connecting plate 31 fixedly connected to the middle parts of the inner sides of the two H-shaped supporting frames 1, a movable inner rod 32 and a fixed outer rod 33 are fixedly connected to opposite sides of the two connecting plates 31, the movable inner rod 32 is movably inserted into the inner side of the fixed outer rod 33, a hand screw 34 is screwed on the front side wall of the fixed outer rod 33, a plurality of screw holes a35 matched with the hand screw 34 are formed in the front side wall of the movable inner rod 32, and the screw holes are arrayed on the front side wall of the movable inner rod 32 at equal intervals.

The cross sections of the movable inner rod 32 and the fixed outer rod 33 are square structures, and the combined inserting column 21 can move on the inner side of the lower connecting column 5, so that the distance between the two H-shaped supporting frames 1 is adjustable, and the purpose of adjusting the height of the movable guardrail is achieved.

Further, as shown in fig. 2, it is worth specifically explaining that the splicing component 4 includes two symmetrically arranged inserting blocks 41 fixedly connected on the right side wall of the H-shaped supporting frame 1, slots matched with the inserting blocks 41 are respectively provided on the left side wall of the H-shaped supporting frame 1, a sliding rod 42 with a square vertical section is fixedly connected on the inner side wall of the H-shaped supporting frame 1, which is close to the two slots, two symmetrically arranged L-shaped clamping blocks 43 are slidably sleeved on the outer side of the sliding rod 42, one ends of inclined planes 44, which are away from each other, of the two L-shaped clamping blocks 43 are movably inserted into the slots and are clamped in clamping grooves provided on the outer side wall of the inserting block 41, one side wall, which is opposite to each other, of the two L-shaped clamping blocks 43 is connected with one limiting block 46 through a spring 45, the spring 45 is movably sleeved on the outer side of the sliding rod 42, and the limiting block 46 is fixedly connected in the middle of the outer side of the sliding rod 42.

The inclined surface 44 is used for extruding the L-shaped clamping block 43 when the inserting block 41 is inserted into the slot, and the spring 45 is used for clamping and fixing the inserting block 41 by the L-shaped clamping block 43 after the inserting block 41 is completely inserted into the slot.

Further, as shown in fig. 3, it is worth specifically describing that the portable combined assembly 9 includes an i-shaped cutting 91 fixedly connected to the top end or the bottom end of the buffer roller 8, an insertion channel 93 matched with the i-shaped cutting 91 is formed on the disc 7, a hand screw 92 is threaded through-connected to the i-shaped cutting 91, and one end of the hand screw 92 is threaded into a screw hole b94 formed in the inner wall of the insertion channel 93.

Wherein the length of the hand screw 92 is longer than the length of the h-shaped cutting 91.

To sum up: when the highway combined movable guardrail is used, firstly, the H-shaped support frames 1 are manually pulled through loosening the manual screwing screws 34, and the matched inserting columns 21 can move on the lower connecting columns 5, so that the distance between the two H-shaped support frames 1 is adjustable, the requirement of adjusting the height is met, after the adjustment is finished, the manual screwing screws 34 are locked, secondly, the movable guardrail is adjusted to the same height, meanwhile, the inserting blocks 41 are inserted into the inserting grooves, as shown in the attached drawing 2, the effect of the springs 45 and the L-shaped clamping blocks 43 is matched, the purpose of rapid splicing between the two movable guardrails is achieved, furthermore, the buffer roller 8 with the adaptive length is selected according to the adjusted distance between the two discs 7 on one side, when the buffer roller 8 is installed, the I-shaped inserting bars 91 fixedly connected with the bottom ends and the top ends of the two buffer roller 8 are inserted into the corresponding inserting channels 93 respectively, and the fixing can be realized through locking the manual screwing screws 92, so that the highway combined movable guardrail is assembled according to the principle.

Claims (6)

1. The utility model provides a highway combination formula activity guardrail, includes two H shape support frames (1), leans on ground H shape support frames (1) bottom rigid coupling to have mount pad (6) that two symmetries set up, its characterized in that, two the rigid coupling has two last spliced pole (2) that the symmetry set up and two symmetry lower spliced pole (5) that set up on H shape support frames (1) respectively, the bottom of going up spliced pole (2) all rigid coupling has spliced pole (21), spliced pole (21) all activity is inserted and is established in lower spliced pole (5) inboard that corresponds, be connected with altitude mixture control subassembly (3) between two H shape support frames (1), all install splice subassembly (4) on two H shape support frames (1), the outside of two last spliced pole (2) and its two lower spliced poles (5) all rotates and is connected with disc (7), be located and be equipped with two symmetry between two disc (7) on the same side and set up buffer drum (8), the cross section of buffer drum (8) all is semicircle column (8) all sets up and is the semicircle column (2) and lower spliced pole (5) and the outside of being convenient for the movable sleeve is established and is connected with between arc assembly (9) and the arc-shaped top of connecting pole (5).

2. The highway combined movable guardrail according to claim 1, wherein: the height adjusting assembly (3) comprises connecting plates (31) fixedly connected to the middle parts of the inner sides of the two H-shaped supporting frames (1), one sides, opposite to the two connecting plates (31), of the two connecting plates are fixedly connected with a movable inner rod (32) and a fixed outer rod (33) respectively, the movable inner rod (32) is movably inserted into the inner side of the fixed outer rod (33), a hand screw (34) is connected to the front side wall of the fixed outer rod (33) in a threaded manner, a plurality of screw holes a (35) matched with the hand screw (34) are formed in the front side wall of the movable inner rod (32), and the screw holes are arrayed on the front side wall of the movable inner rod (32) in an equidistant manner.

3. The highway combined movable guardrail according to claim 1, wherein: the splicing assembly (4) comprises two symmetrically arranged inserting blocks (41) fixedly connected on the right side wall of the H-shaped supporting frame (1), slots matched with the inserting blocks (41) are formed in the left side wall of the H-shaped supporting frame (1), sliding rods (42) with square structures are fixedly connected on the inner side walls of the two slots, the outer side of each sliding rod (42) is provided with two symmetrically arranged L-shaped clamping blocks (43) in a sliding sleeve mode, and one ends of inclined planes (44) deviating from the two L-shaped clamping blocks (43) are movably inserted into the slots and are clamped in clamping grooves formed in the outer side walls of the inserting blocks (41).

4. A highway combined movable barrier according to claim 3 wherein: the two opposite side walls of the L-shaped clamping blocks (43) are connected with the same limiting block (46) through springs (45), the springs (45) are movably sleeved on the outer sides of the sliding rods (42), and the limiting blocks (46) are fixedly connected to the middle of the outer sides of the sliding rods (42).

5. The highway combined movable guardrail according to claim 1, wherein: the portable combined assembly (9) comprises an I-shaped cutting (91) fixedly connected to the top end or the bottom end of the buffer roller (8), and an insertion channel (93) matched with the I-shaped cutting (91) is formed in the disc (7).

6. The highway combined movable guardrail according to claim 5, wherein: the I-shaped cutting (91) is in threaded penetrating connection with a hand-screwed screw rod (92), and one end of the hand-screwed screw rod (92) is in threaded connection with a screw hole b (94) formed in the inner wall of the insertion channel (93).