CN218934016U

CN218934016U - Temporary protection device for pavement construction

Info

Publication number: CN218934016U
Application number: CN202320041907.7U
Authority: CN
Inventors: 刘喆; 张晓宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-04-28
Anticipated expiration: 2033-01-06

Abstract

The utility model belongs to the technical field of pavement construction, and particularly relates to a temporary protection device for pavement construction. The technique includes the box of the vertical setting of a plurality of, all vertically be provided with two left and right sides in the box arrange and the first pivot of free rotation, all twine in the first pivot has cloth, be provided with reflection of light strip on the cloth, the logical groove that is used for corresponding cloth one end to pass is all seted up to the lateral wall of box, the one end of cloth passes the logical groove that corresponds and is located the outside of box, be provided with the coupling assembling who connects it with the cloth in another box outside on the cloth that is located the box outside, be provided with in the box and make cloth stretch the back and twine in first pivot reset assembly again. The design can select a proper number of boxes and control the length of the cloth pulled out of the boxes according to different pit shapes and sizes, and the fence with proper size is constructed, so that the occupation of road traffic space is reduced; and through twining the cloth on the first pivot, also be convenient for transport the box.

Description

Temporary protection device for pavement construction

Technical Field

The utility model belongs to the technical field of pavement construction, and particularly relates to a temporary protection device for pavement construction.

Background

In the use process of the road after construction, the pits are often caused to appear on the road surface due to long-term rolling and other natural or artificial factors, the pits on the road surface are required to be repaired for driving safety, the road surface is generally repaired through concrete, and the road surface just repaired is prevented from being rolled or artificially damaged by vehicles, so that repair failure or danger is caused, and a temporary protection device is required to be placed at the repaired place to protect the repaired road surface.

The prior temporary protective device for repairing the pavement generally encloses a repaired place through a protective fence formed by a plurality of railings; however, as the size and shape of the pits are large, the size of the guard rail is fixed and cannot be adjusted according to the size of the pits, so that the protection area enclosed by the guard rail is far larger than the area of the road surface repair part, the traffic space of the road surface is narrowed, and the traffic is influenced; and some large-area pits, the required guard rail quantity is many, can occupy more space when transporting, also be inconvenient for carrying out transportation.

Disclosure of Invention

According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the temporary protection device for pavement construction can be adjusted according to the area of a pavement repair part, and is convenient to transport.

The temporary protection device for pavement construction comprises a plurality of vertically arranged boxes, two first rotating shafts which are arranged left and right and are free to rotate are vertically arranged in the boxes, cloth is wound on the first rotating shafts, reflective strips are arranged on the cloth, through grooves which are used for enabling one ends of the corresponding cloth to penetrate through and horizontally swing along the height direction of the boxes are formed in the side walls of the boxes, one ends of the cloth penetrate through the corresponding through grooves and are located the outer sides of the boxes, connecting assemblies which are used for connecting the cloth with the cloth outside the other boxes are arranged on the cloth outside the boxes, and reset assemblies which enable the cloth to stretch and then wind on the first rotating shafts are arranged in the boxes.

Further, the connecting assembly comprises a first fixed pipe and a second fixed pipe, the first fixed pipe is fixed with cloth outside one of the box bodies, the second fixed pipe is fixed with cloth outside the other box body, the first fixed pipe and the second fixed pipe are internally provided with the same fixed rod in a penetrating manner, and the top of the fixed rod is provided with a limiting assembly for preventing the fixed rod from falling out from the first fixed pipe and the second fixed pipe.

Further, the limiting component comprises a limiting block fixed at the top of the fixed rod, and the inner diameters of the first fixed pipe and the second fixed pipe are smaller than the area of the bottom of the limiting block.

Further, reset assembly includes two vertical setting and free rotation's second pivot in the box, and the top and the bottom of second pivot have all been twined clockwork spring, and two epaxial clockwork spring of second are fixed with corresponding first pivot respectively.

Further, a groove body with an upward notch is arranged at the bottom of the box body, a fixing block is horizontally arranged below the groove body, and the fixing block is fixed with the bottom of the groove body through a supporting rod.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the fence for protecting the repairing part of the pavement pit is formed by the cloth wound on the first rotating shaft in the box body, so that a proper number of box bodies can be selected according to different pit shapes and sizes, the length of the cloth pulled out of the box bodies is controlled, the fence with a proper size is constructed, and the occupation of the pavement traffic space is reduced; and through twining the cloth on the first pivot in the box, reduce occupation space, also be convenient for transport the box.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a practical use state diagram I of the present utility model;

FIG. 3 is a second practical use state diagram of the present utility model;

the names of the components in the figure are as follows: 1. the box body 2, the first fixed pipe 3, the cloth 4, the first rotating shaft 5, the clockwork spring 6, the second rotating shaft 7, the fixed rod 8, the limiting block 9, the second fixed pipe 10, the reflective strip 11, the groove body 12, the supporting rod 13 and the fixed block.

Detailed Description

The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.

Example 1

The temporary protection device for pavement construction in this embodiment, as shown in fig. 1, includes a plurality of vertically arranged boxes 1, the shape of the boxes 1 is preferably cylindrical, and the boxes are composed of a vertical pipe, a top plate and a bottom plate, so that stacking is facilitated during transportation, occupation of space is reduced, of course, the boxes 1 can also be rectangular and composed of 6 plates, two first rotating shafts 4 which are arranged left and right and rotate freely are vertically arranged in the boxes 1, first grooves for inserting the top end and the bottom end of the first rotating shaft 4 are formed in the inner top and the inner bottom of the boxes 1, the first grooves are of circular structures, first bearings are arranged in the first grooves and connected with the first rotating shafts 4, namely, the inner rings of the first bearings are sleeved on the outer side wall of the first rotating shafts 4, and the outer rings of the first bearings are fixed with the first grooves, so that the first rotating shafts 4 rotate freely;

cloth 3 is wound on the first rotating shaft 4, one end of the cloth 3 is fixed with the outer side wall of the first rotating shaft 4, then the cloth 3 is wound on the first rotating shaft 4, the cloth 3 can be made of knife scraping cloth, and the cloth is light, waterproof, sun-proof and anti-aging, so that the cloth is durable and corrosion-resistant, and the cloth 3 can be made of silica gel cloth;

the reflective strip 10 is arranged on the cloth 3, the reflective strip 10 is the prior known technology, the reflective strip 10 can be stuck on the cloth 3, or the reflective strip 10 is sewn on the cloth 3, and the reflective strip 10 can be arranged on one side of the cloth 3 only, however, when in use, one side of the reflective strip 10 needs to be positioned on the outer side, so that the effect of prompting can be achieved at night, and the reflective strip 10 can be arranged on both sides of the cloth 3;

the side wall of the box body 1 is provided with through grooves which are used for enabling one end of the corresponding cloth 3 to pass through and horizontally swing along the height direction of the box body 1, one end of the cloth 3 passes through the corresponding through grooves and is positioned at the outer side of the box body 1, two through grooves are formed in the box body 1, one through groove is formed in each cloth 3, namely, the through groove on the left side of the box body 1 is used for enabling the cloth 3 on the first rotating shaft 4 on the left side of the box body 1 to pass through, one end of the cloth 3 (the cloth 3 on the left side of the box body 1) on the first rotating shaft 4 on the left side of the box body 1 is positioned at the left side of the box body 1, the through grooves are used for enabling one end of the cloth 3 (the cloth 3 on the right side of the box body 1) on the first rotating shaft 4 on the right side of the box body 1 to be positioned at the right side of the box body 1, and a certain swinging space is formed in the through grooves, so that the cloth 3 can be adjusted according to the edge of a road surface, the cloth 3 and the edge of the cloth 3 are parallel to the cloth 3 are reduced, and the through grooves can be protected by the two through grooves;

the cloth 3 positioned on the outer side of the box body 1 is provided with a connecting component for connecting the cloth 3 with the cloth 3 positioned on the outer side of the other box body 1, and the cloth 3 in two different box bodies 1 are connected through the connecting component, so that the different cloth 3 encloses a repaired pavement, and the box body 1 is internally provided with a reset component which enables the cloth 3 to be wound on the first rotating shaft 4 again after being stretched, so that the cloth 3 is wound on the first rotating shaft 4 again after being used conveniently;

in the practical use process, when the road repair part is to be protected, a proper number of boxes 1 are selected according to the shape of the repaired pits, then the cloth 3 on the outer side of the box 1 is held by hands, the cloth 3 in the box 1 is pulled out according to the length of the road repair, the cloth 3 on two adjacent boxes 1 are connected through the connecting component, the cloth 3 is enclosed into a fence, the road surface of the repaired part is protected, the boxes 1 with different numbers can be selected according to the shape of the pits to construct fences with different shapes, the pulled-out length of the cloth 3 can be adjusted according to the length or the width of the pits, so that the size of the fences is adjusted, the occupation of road traffic space is reduced, the influence on traffic is reduced, the cloth 3 is wound on the first rotating shaft 4, the cloth 3 is contracted in the box 1, the size of the box 1 is only when in transportation, the occupation of the transportation space can be reduced, and the transportation is convenient.

Example 2

In this embodiment, as shown in fig. 1, the connection assembly further includes a first fixing tube 2 and a second fixing tube 9, where the first fixing tube 2 is fixed with the cloth 3 on the outer side of one of the boxes 1, the second fixing tube 9 is fixed with the cloth 3 on the outer side of the other box 1, and in use, preferably, the first fixing tube 2 is provided with two fixing tubes located on the upper and lower sides of one end of the cloth 3, the second fixing tube 9 is provided with one fixing tube located in the middle of one end of the other cloth 3, preferably, the first fixing tube 2 and the second fixing tube 9 are fixed on different cloth 3 in one box 1, for example, the second fixing tube 9 is provided on the cloth 3 on the left side in one box 1, and the first fixing tube 2 is provided on the cloth 3 on the right side in one box 1, so that when the cloth 3 in one box 1 is pulled out, the other box 1 can be connected with the cloth 3, and of course, or the two adjacent cloth 3 can be connected with the other box 1, and the two fixing tubes can be optionally fixed on the other box 1, for example, and the two fixing tubes can be optionally fixed on the other box 1;

the same fixing rod 7 is penetrated in the first fixing pipe 2 and the second fixing pipe 9, and a limiting component for preventing the fixing rod 7 from falling out of the first fixing pipe 2 and the second fixing pipe 9 is arranged at the top of the fixing rod 7;

in the actual use process, after the cloth 3 is pulled out, the fixing rod 7 passes through the first fixing pipe 2 and the second fixing pipe 9, and the fixing rod 7 is positioned in the first fixing pipe 2 and the second fixing pipe 9 at the same time, so that the first fixing pipe 2 and the second fixing pipe 9 can be connected through the fixing rod 7, and further the two pieces of cloth 3 are connected, so that the cloth 3 is enclosed into a fence;

of course, in the actual use process, the connecting component can also be a plurality of circular rings and hooks with the same number as the circular rings, the circular rings are fixed with one end of one piece of cloth 3, the hooks are fixed with the other piece of cloth 3, and the hooks are positioned in the circular rings, so that the two pieces of cloth 3 are connected.

Example 3

In this embodiment, as shown in fig. 1, the limiting assembly further includes a limiting block 8 fixed on the top of the fixing rod 7, the inner diameters of the first fixing tube 2 and the second fixing tube 9 are smaller than the areas of the bottoms of the limiting block 8, the positions of the fixing rod 7 in the first fixing tube 2 and the second fixing tube 9 can be limited by the limiting block 8, the fixing rod 7 is prevented from completely penetrating through the first fixing tube 2 and the second fixing tube 9, the height of the through slot of the box 1 is smaller than the length of the fixing rod 7, and therefore when the cloth 3 is rewound on the first rotating shaft 4, the fixing rod 7 is penetrated in the first fixing tube 2 or the second fixing tube 9 to contact with the outer side wall of the box 1, and then the fixing rod 7 can limit the movement of the first fixing tube 2 and the second fixing tube 9, so as to prevent the first fixing tube 2 and the second fixing tube 9 from entering into the box 1, and facilitate the next pulling out of the cloth 3;

of course in the in-service use, spacing subassembly can also be the bolt that the level set up, and the external diameter of first fixed pipe 2 or second fixed pipe 9 is less than the length of bolt, and the through-hole that communicates with each other about and be used for the bolt to pass is seted up on the top of dead lever 7, and the bolt is located the through-hole, carries out spacingly to the downwardly moving of dead lever 7.

Example 4

In this embodiment, as shown in fig. 1, the reset assembly further includes two second shafts 6 vertically disposed in the case 1 and capable of rotating freely, the two second shafts 6 are located between the two first shafts 4, second grooves for inserting the top and bottom ends of the second shafts 6 are formed in the inner top and inner bottom of the case 1, the second grooves are in a circular structure, a second bearing is disposed in the second grooves and connected with the second shafts 6, an inner ring of the second bearing is sleeved on the second shafts 6, an outer ring of the second bearing is fixed with the second grooves, so that the second shafts 6 rotate freely, two spring springs 5 are disposed on the top and bottom of the second shafts 6, the spring springs 5 on the two second shafts 6 are respectively fixed with the corresponding first shafts 4, the spring 5 is in a spiral shape, one end of the spring 5 located in the middle is fixed with the second shafts 6, other parts of the spring 5 are wound on the second shafts 6, the other parts of the spring 5 are located at the outer side of the first shaft 4 and the right side wall of the first shaft 1 of the case, and the outer side of the left side of the first shaft 4 is fixed with the left side wall of the first shaft 1;

in the actual use process, when the cloth 3 is pulled out, the first rotating shaft 4 is rotated, so that the first rotating shaft 4 pulls out the spring 5 and winds on the second rotating shaft 6, of course, the rotation directions of the first rotating shaft 4 and the second rotating shaft 6 on the same side in the box body 1 are consistent, so that the spring 5 wound on the first rotating shaft 4 is wound on the second rotating shaft 6 in the same direction, and of course, after all the cloth 3 on one first rotating shaft 4 is pulled out, the spring 5 on the second rotating shaft 6 is more than the spring 5 on the first rotating shaft 4, so that the spring force of the spring 5 on the second rotating shaft 6 is larger than the spring force of the spring 5 on the first rotating shaft 4, and when the cloth 3 outside the box body 1 is loosened, the spring 5 on the second rotating shaft 6 can be automatically reset, so that the first rotating shaft 4 is driven to rotate, and the cloth 3 is wound on the first rotating shaft 4 again;

of course, in the actual use process, the reset component may also be that the top end of the first rotating shaft 4 passes through the top of the box 1, and is fixed with a handle, the first rotating shaft 4 is rotated manually, so that the cloth 3 is newly wound on the first rotating shaft 4, and certainly, the rotation of the first rotating shaft 4 is limited, so that the pulled-out length of the cloth 3 is limited, for example, after the length of one end of the cloth 3 is pulled out, the first rotating shaft 4 cannot rotate, so that the cloth 3 cannot be pulled out continuously, and the rotation of the first rotating shaft 4 is limited, or a plate is vertically fixed at the top of the box 1, a first through hole which is communicated with the left side and the right side is formed in the plate, a fixing rod is penetrated in the first through hole, and a plurality of slots for inserting the fixing rod are formed in the first rotating shaft 4 positioned outside the top of the box 1, and the fixing rod passes through the first through hole and is positioned in the slots, so that the first rotating shaft 4 cannot rotate.

Example 5

In this embodiment, as shown in fig. 1, a groove body 11 with an upward notch is formed at the bottom of the box body 1, the structure of the inner side of the groove body 11 is consistent with that of the outer side of the box body 1, when the box body 1 is in a circular structure, the inner side of the groove body 11 is in a circular structure, when the outer side of the box body 1 is in a rectangular structure, the inner side of the groove body 11 is in a rectangular structure, the bottom of the box body 1 is attached to the inner side of the groove body 11, a fixing block 13 is horizontally arranged below the groove body 11, the fixing block 13 is fixed with the bottom of the groove body 11 through a supporting rod 12, two supporting rods 12 are vertically arranged, the bottom ends of the supporting rods 12 are fixed with the top of the fixing block 13, the top ends of the supporting rods 12 are fixed with the bottom of the groove body 11, and a gap is reserved between the fixing block 13 and the groove body 11 through the supporting rods 12;

in the actual use process, the box body 1 can be placed in the groove body 11, then a stone is placed at the top of the fixed block 13, and the fixed block 13 is pressed, so that the box body 1 can be prevented from being toppled over, for example, when the external wind force is too large, the box body 1 is blown over, or when the box body is combined with the embodiment 4, the box body 1 is pulled over due to the elastic force of the clockwork spring 5;

of course in the in-service use, can also offer the screw hole at the lateral wall of cell body 11, the screw hole is provided with the bolt that is screw-threaded fit with it, and the stiff end of bolt passes the screw hole, pushes up on box 1, makes the fixed effect of cell body 11 and box 1 better.

Claims

1. The utility model provides a temporary protection device for pavement construction, includes box (1) of a plurality of vertical setting, its characterized in that: the utility model discloses a novel box, including box (1), cloth (3) are provided with on the side wall of box (1), all vertically be provided with two left and right sides arrangement and free rotation's first pivot (4), all twine on first pivot (4) cloth (3), be provided with reflection of light strip (10) on cloth (3), the logical groove that is used for corresponding cloth (3) one end to pass and carries out horizontal pendulum along the direction of height of box (1) is offered to the lateral wall of box (1), the one end of cloth (3) is passed the logical groove that corresponds and is located the outside of box (1), be provided with on cloth (3) in the box (1) outside with it carry out the coupling assembling who is connected with cloth (3) in the outside of another box (1), be provided with in box (1) and make cloth (3) stretch the back twine the reset subassembly on first pivot (4).

2. The temporary protection device for road construction according to claim 1, wherein: the connecting assembly comprises a first fixed pipe (2) and a second fixed pipe (9), wherein the first fixed pipe (2) is fixed with the cloth (3) on the outer side of one box body (1), the second fixed pipe (9) is fixed with the cloth (3) on the outer side of the other box body (1), the first fixed pipe (2) and the second fixed pipe (9) are internally provided with the same fixed rod (7) in a penetrating manner, and the top of the fixed rod (7) is provided with a limiting assembly for preventing the fixed rod (7) from falling out from the first fixed pipe (2) and the second fixed pipe (9).

3. The temporary protection device for road construction according to claim 2, wherein: the limiting component comprises a limiting block (8) fixed at the top of the fixed rod (7), and the inner diameters of the first fixed pipe (2) and the second fixed pipe (9) are smaller than the area of the bottom of the limiting block (8).

4. The temporary protection device for road construction according to claim 1, wherein: the reset assembly comprises two second rotating shafts (6) which are vertically arranged in the box body (1) and rotate freely, the top and the bottom of each second rotating shaft (6) are wound with a clockwork spring (5), and the clockwork springs (5) on the two second rotating shafts (6) are respectively fixed with the corresponding first rotating shafts (4).

5. The temporary protection device for road construction according to claim 1 or 4, characterized in that: the bottom of box (1) is provided with a notch cell body (11) up, and the below level of cell body (11) is provided with fixed block (13), and fixed block (13) are fixed with the bottom of cell body (11) through bracing piece (12).