CN219410620U - Road foundation pit safety device - Google Patents

Abstract

The utility model discloses a road foundation pit safety protection device which comprises a road roadbed, a fixed frame, a connecting beam and a high-strength warning screen, wherein a pit is formed in the road roadbed, the top surface of the road roadbed is attached with the fixed frame, spring hinges are arranged in the two sides of the fixed frame, one end of each spring hinge is connected with the high-strength warning screen through threads, and positioning blocks are fixedly arranged on the two sides of the top end of the high-strength warning screen. This road foundation ditch safety device is provided with locating piece, spacing groove, block pole, fixed plate and block groove, when transport vehicle needs stride across the foundation ditch and carries out transportation, can fold high strength warning screen, and cooperation block pole is connected with the block in block groove, can fix a position to the high strength warning screen after the folding, and the trapezium structure setting of cooperation fixed frame is favorable to being convenient for transport vehicle operation after accomodating high strength warning screen, has improved this road foundation ditch safety device's practicality.

Description

Road foundation pit safety device

Technical Field

The utility model relates to the technical field of road construction, in particular to a road foundation pit safety protection device.

Background

The road foundation pit is a soil pit excavated according to the substrate elevation and the base plane size at the base design position, and a large number of road foundation pits are usually required to be excavated in the road construction process, and the foundation pits can cause passersby and vehicles to drop into the road foundation pit carelessly, so that the passersby and vehicles need to be warned through the road foundation pit safety protection device, however, the existing road foundation pit safety protection device has a defect in the use process;

the road foundation pit safety protection device comprises a road foundation pit, a top plate and two opposite collapse-preventing walls, wherein the collapse-preventing walls are arranged on the top plate; a through groove I is formed in the middle of the top plate; the two opposite sides of the first through groove are internally provided with sliding grooves; two groups of mobile stations are connected in a sliding way in the sliding groove; the mobile station is provided with a through groove II; limiting blocks are arranged at the upper parts of the two ends of the second through groove; the bottom surface of the collapse prevention wall body is provided with a tip; the tip penetrates through the through groove II, and two ends of the collapse-preventing wall body are clamped with the limiting blocks; grooves are respectively formed in two ends of one side face of the collapse-preventing wall body; a plurality of tooth grooves are arranged in each groove; the upper surface of each mobile station is provided with a lifting device meshed with the tooth slot; support legs are arranged at four ends of the bottom surface of the top plate; the upper end of roof is equipped with the warning board around its four Zhou Shuzhi, in actual use, when the transportation vehicle needs to stride across the foundation ditch and carries out the material transportation, because LED display screen and the safety cover in the road foundation ditch safety device of this application are higher than ground level and can't shrink far away, so be inconvenient for the vehicle to stride across the road foundation ditch and move, reduced this road foundation ditch safety device's practicality and result of use.

We have therefore proposed a road foundation pit safety device in order to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a road foundation pit safety protection device, which solves the problem that the road foundation pit safety protection device in the market at present is inconvenient for a transport vehicle to run across a foundation pit after being installed.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a road foundation pit safety protection device comprises a road subgrade, a fixed frame, a connecting beam and a high-strength warning screen,

the interior of the road subgrade is provided with a pit slot, the top surface of the road subgrade is attached with a fixed frame, the interior of the fixed frame is penetrated with a fixed bolt, and the fixed bolt is in threaded connection with the road subgrade;

the inner side of the fixed frame is fixedly provided with fixed blocks, a connecting cross beam is fixedly connected between the fixed blocks, a threaded sleeve is inlaid in the connecting cross beam, an inner groove is formed in the threaded sleeve, an adjusting screw is attached to the inner part of the inner groove, one end of the adjusting screw is connected with a connecting shaft, a collapse-preventing baffle is mounted at one end of the connecting shaft, and the collapse-preventing baffle is tightly attached to the inner wall of the pit;

the utility model discloses a fixing frame, including fixed frame, locating piece, expansion spring, clamping rod, locating piece, fixed frame's both sides internally mounted has the spring hinge, the one end threaded connection of spring hinge has high strength warning screen, the top both sides fixed mounting of high strength warning screen has the locating piece, the spacing groove has been seted up to the inside of locating piece, the inside laminating of spacing groove has the activity to dial the board, one side fixed mounting of activity to dial the board has expansion spring, expansion spring and spacing groove fixed connection, the opposite side fixed mounting of activity to dial the board has the clamping rod, clamping rod and locating piece through connection, fixed frame's middle part inboard fixed mounting has the fixed plate, the spread groove has been seted up to the inside of fixed plate, the clamping groove that corresponds with the clamping rod has been seted up to one side of spread groove.

Preferably, the section of the fixed frame is in a trapezoid structure, and the fixed bolts are arranged at equal intervals on four sides of the fixed frame.

By adopting the design of the structure, the equidistant setting of the fixing bolts can carry out stable fixed installation on the safety protection device, and meanwhile, the trapezoidal setting of the fixing frame is also convenient for subsequent folding of the high-strength warning screen, so that the operation of a transport vehicle is facilitated.

Preferably, the connecting cross beam and the anti-collapse baffle are arranged in parallel, the width of the anti-collapse baffle is consistent with the length of the connecting cross beam, and two sides of the top end of the anti-collapse baffle are tightly attached to the fixing blocks.

By adopting the design of the structure, the sliding of the anti-collapse baffle can be limited by the arrangement of the fixing blocks in the process of adjusting the anti-collapse baffle according to the pit size, so that the anti-collapse baffle is prevented from shaking in the adjusting process, and the adjusting work stability of the anti-collapse baffle is improved.

Preferably, the adjusting screw is in threaded connection with the threaded sleeve through the inner groove, and the adjusting screw is in rotary connection with the collapse prevention baffle through the connecting shaft.

By adopting the design of the structure, the adjusting screw can rotate and move in the threaded sleeve through the rotation of the adjusting screw, the position of the collapse-preventing baffle is convenient to adjust through the arrangement of the connecting shaft, the collapse-preventing baffle is favorably attached to the inner wall of the pit slot tightly, the pit slot is prevented from collapsing, and the use effect of the safety protection device is improved.

Preferably, the high-strength warning screen and the fixed frame form a rotary structure through a spring hinge, the high-strength warning screen is connected with the clamping groove in a clamping way through the positioning block and the clamping rod, and the size of the connecting groove is identical with that of the positioning block.

By adopting the design of the structure, the high-strength warning screen is convenient for effectively warning the road people and the vehicles, and meanwhile, the high-strength warning screen is also convenient for being folded and fixed, the ladder-shaped setting of the fixed frame is favorable for matching with the requirement of the transportation vehicles on the same line after the high-strength warning screen is folded, and the practicability of the safety protection device is improved.

Preferably, the movable shifting plate forms a telescopic structure with the limiting groove through a telescopic spring, and the clamping rod is in sliding connection with the positioning block.

By adopting the design of the structure, the folded high-strength warning screen can be effectively positioned and fixed, the phenomenon that the folding effect and the passing of vehicles are influenced due to the fact that the high-strength warning screen pops up is avoided, and the folding work stability of the high-strength warning screen is improved.

Compared with the prior art, the utility model has the beneficial effects that: the road foundation pit safety protection device;

1. the anti-collapse baffle is provided with the fixing blocks, the connecting cross beams, the threaded sleeves, the inner grooves, the adjusting screw rods, the connecting shafts and the anti-collapse baffle, and can be adjusted by rotating the adjusting screw rods according to the size of the foundation pit in the process of protecting the road foundation pit, so that the anti-collapse baffle can be tightly attached to the inner wall of the foundation pit after the road foundation pit protecting device is installed, foundation pits with different specifications are favorably used, collapse of the foundation pit in the process of road construction is avoided, and the use effect of the road foundation pit protecting device is improved;

2. the spring hinge and the high-strength warning screen are arranged, so that the high-strength warning screen can be lifted up by the arrangement of the spring hinge in the use process of the road foundation pit safety protection device, the strength warning screen can play warning pictures and slogans, effective warning of road persons and vehicles is facilitated, and the safety of the road foundation pit safety protection device is improved;

3. be provided with locating piece, spacing groove, block pole, fixed plate and block groove, when the transportation vehicle needs to stride across the foundation ditch and transport, can fold high strength warning screen, the cooperation block pole is connected with the block in block groove, can fix a position to the high strength warning screen after the folding, and the ladder-shaped structure setting of cooperation fixed frame is favorable to being convenient for transportation vehicle operation after accomodating high strength warning screen, has improved this road foundation ditch safety device's practicality.

Drawings

FIG. 1 is a schematic diagram showing a separation structure of a road bed and a safety device according to the present utility model;

FIG. 2 is a schematic view of the connection structure of the road bed and the safety device according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the connecting beam and the collapse prevention baffle plate of the present utility model;

FIG. 4 is a schematic view of the exploded structure of the positioning block and the fixing plate of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. road subgrade; 2. pit slots; 3. a fixed frame; 4. a fixing bolt; 5. a fixed block; 6. a connecting beam; 7. a threaded sleeve; 8. an inner tank; 9. adjusting a screw; 10. a connecting shaft; 11. a collapse prevention baffle; 12. a spring hinge; 13. a high-strength warning screen; 14. a positioning block; 15. a limit groove; 16. a movable shifting plate; 17. a telescopic spring; 18. a clamping rod; 19. a fixing plate; 20. a connecting groove; 21. and a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a road foundation pit safety device, including road roadbed 1, fixed frame 3, connecting crossbeam 6 and high strength warning screen 13, pit 2 has been seted up to the inside of road roadbed 1, the top surface laminating of road roadbed 1 has fixed frame 3, the cross-section of fixed frame 3 is the trapezium structure setting, fixed bolt 4 has been run through to the inside of fixed frame 3, and fixed bolt 4 is equidistant setting in fixed frame 3's four sides, fixed bolt 4 and road roadbed 1 threaded connection, the design of above-mentioned structure, make this safety device can carry out stable connection through equidistant fixed bolt 4 that set up with road roadbed 1, the trapezium structure setting of fixed frame 3 cooperates folding of high strength warning screen 13 simultaneously, be favorable to the transportation vehicle to stride road foundation pit under special circumstances and transport, this safety device's result of use has been improved.

1-3 and 5, fixed block 5 is fixed to the inboard fixed mounting of fixed frame 3, fixedly connected with connection crossbeam 6 between the fixed block 5, and threaded sleeve 7 has been inlayed to the inside of connection crossbeam 6, inside groove 8 has been seted up to threaded sleeve 7, the inside laminating of inside groove 8 has adjusting screw 9, adjusting screw 9 passes through inside groove 8 and threaded sleeve 7 threaded connection, one end of adjusting screw 9 is connected with connecting axle 10, anti-collapse baffle 11 is installed to one end of connecting axle 10, and adjusting screw 9 passes through connecting axle 10 and anti-collapse baffle 11 swivelling joint, connecting crossbeam 6 and anti-collapse baffle 11 parallel arrangement, and anti-collapse baffle 11's width is consistent with connection crossbeam 6's length, and anti-collapse baffle 11's top both sides are closely laminated with fixed block 5, anti-collapse baffle 11 is closely laminated with the inner wall of pit slot 2, the design of above-mentioned structure, make in the in-process of installing this safety device according to the specification of pit 2 can be adjusted anti-collapse baffle 11, be favorable to carrying out the position to anti-collapse baffle 11 after installing safety device can with the pit 2 inner wall 2, and the anti-collapse baffle 11 can be moved at the inside groove 2 through adjusting screw 7, the convenient and fast and easy in the process of adjusting screw 10.

Specifically as shown in fig. 1-2 and fig. 4, the spring hinge 12 is installed inside the two sides of the fixed frame 3, one end of the spring hinge 12 is in threaded connection with the high-strength warning screen 13, the high-strength warning screen 13 and the fixed frame 3 form a rotating structure through the spring hinge 12, the positioning block 14 is fixedly installed on two sides of the top end of the high-strength warning screen 13, the limit groove 15 is formed in the positioning block 14, the movable pulling plate 16 is attached to the inside of the limit groove 15, one side of the movable pulling plate 16 is fixedly provided with the telescopic spring 17, the telescopic spring 17 is fixedly connected with the limit groove 15, the movable pulling plate 16 forms a telescopic structure through the telescopic spring 17 and the limit groove 15, the other side of the movable pulling plate 16 is fixedly provided with the clamping rod 18, the clamping rod 18 is in penetrating connection with the positioning block 14, the clamping rod 18 is in sliding connection with the positioning block 14, the inner side of the middle of the fixed frame 3 is fixedly provided with the fixed plate 19, the connecting groove 20 is formed in the inside of the fixed plate 19, the size of the connecting groove 20 is matched with the size of the positioning block 14, one side of the connecting groove 20 is provided with the clamping groove 21 corresponding to the clamping rod 18, the clamping groove 21 through the clamping groove 21 on one side of the high-strength warning screen 13, the high-strength warning screen 13 and the clamping rod 18 can be matched with the high-strength warning screen 13, and the high-safety warning screen 13 can be carried out simultaneously, and the safety device can be carried out on a safety protection device, and can reach the safety protection effect.

Working principle: when the road foundation pit safety protection device is used, firstly, as shown in fig. 1-5, when a transport vehicle needs to stride across the pit slot 2 to transport materials, the transport vehicle can fold by matching with the spring hinge 12 through overturning the high-strength warning screen 13, and after folding, the high-strength warning screen 13 can drive the positioning block 14 to be attached in the connecting slot 20 formed in the fixing plate 19, at the moment, the telescopic spring 17 can push the movable shifting plate 16 to slide in the limiting slot 15 and drive the clamping rod 18 to form clamping with the clamping slot 21, so that the high-strength warning screen 13 is folded and positioned, and further the transport vehicle can conveniently stride across the road foundation pit to transport.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a road foundation ditch safety device, includes road subgrade (1), fixed frame (3), connects crossbeam (6) and high strength warning screen (13), its characterized in that:

the novel road subgrade comprises a road subgrade body (1), wherein a pit (2) is formed in the road subgrade body (1), a fixed frame (3) is attached to the top surface of the road subgrade body (1), a fixed bolt (4) penetrates through the inside of the fixed frame (3), and the fixed bolt (4) is in threaded connection with the road subgrade body (1);

the anti-collapse device is characterized in that a fixed block (5) is fixedly arranged on the inner side of the fixed frame (3), a connecting cross beam (6) is fixedly connected between the fixed blocks (5), a threaded sleeve (7) is inlaid in the connecting cross beam (6), an inner groove (8) is formed in the threaded sleeve (7), an adjusting screw (9) is attached to the inner part of the inner groove (8), one end of the adjusting screw (9) is connected with a connecting shaft (10), an anti-collapse baffle (11) is arranged at one end of the connecting shaft (10), and the anti-collapse baffle (11) is tightly attached to the inner wall of the pit groove (2);

the utility model discloses a fixing frame, including fixed frame (3), spring hinge (12) are installed to both sides internally mounted, one end threaded connection of spring hinge (12) has high strength warning screen (13), top both sides fixed mounting of high strength warning screen (13) have locating piece (14), spacing groove (15) have been seted up to the inside of locating piece (14), the inside laminating of spacing groove (15) has movable plectrum (16), one side fixed mounting of movable plectrum (16) has expansion spring (17), expansion spring (17) and spacing groove (15) fixed connection, the opposite side fixed mounting of movable plectrum (16) has block pole (18), block pole (18) and locating piece (14) through connection, fixed plate (19) are installed to the inboard fixed mounting in middle part of fixed frame (3), connecting groove (20) have been seted up to the inside of connecting groove (20) one side with block pole (18) corresponding block groove (21).

2. The road foundation pit safety guard of claim 1, wherein: the section of the fixed frame (3) is in a trapezoid structure, and the fixed bolts (4) are arranged at equal intervals on four sides of the fixed frame (3).

3. The road foundation pit safety guard of claim 1, wherein: the connecting cross beam (6) is arranged in parallel with the anti-collapse baffle (11), the width of the anti-collapse baffle (11) is consistent with the length of the connecting cross beam (6), and two sides of the top end of the anti-collapse baffle (11) are tightly attached to the fixed block (5).

4. The road foundation pit safety guard of claim 1, wherein: the adjusting screw (9) is in threaded connection with the threaded sleeve (7) through the inner groove (8), and the adjusting screw (9) is in rotary connection with the collapse prevention baffle (11) through the connecting shaft (10).

5. The road foundation pit safety guard of claim 1, wherein: the high-strength warning screen (13) and the fixed frame (3) form a rotary structure through the spring hinge (12), the high-strength warning screen (13) is connected with the clamping groove (21) in a clamping mode through the positioning block (14) and the clamping rod (18), and the size of the connecting groove (20) is matched with that of the positioning block (14).

6. The road foundation pit safety guard of claim 1, wherein: the movable shifting plate (16) and the limiting groove (15) form a telescopic structure through a telescopic spring (17), and the clamping rod (18) is in sliding connection with the positioning block (14).