A road and bridge construction protection device

Abstract

The present invention discloses a road and bridge construction protection device, which relates to the technical field of road and bridge construction, and includes a first protection component, which is used for the protection of the construction area. When the present invention is used, the bottom of the column is fixed on the road by bolts, and the push-pull plate is pushed downward to drive the fixed rod to move downward, and drive the reinforcing rod, the reinforcing plate and the baffle to move downward, and at the same time pull the corrugated pipe, the supporting telescopic rod and the reinforcing spring to unfold, and when the anti-slip nail contacts the road surface, the card block is moved so that the card block is stuck in the card slot, and the fixed rod is limited, thereby limiting the reinforcing rod, the reinforcing plate and the baffle, and under the cooperation of the connecting component, the protection plate and the baffle, the bottom of the protection frame and the road surface are protected to prevent stones in the construction area from accidentally rolling onto the road and causing adverse effects on vehicle driving.

Description

Technical Field

[0001] The invention relates to the technical field of road and bridge construction, and in particular to a road and bridge construction protection device. Background Art

[0002] Road and bridge construction refers to the process of building roads and bridges in accordance with design requirements through a series of engineering technologies and management measures. It includes multiple links such as site leveling, foundation construction, structure erection, and road paving, involving multiple professional fields such as civil engineering, materials science, and mechanical engineering. In the process of road and bridge construction, protective measures are crucial because there are many workers and mechanical equipment during the construction process. Protective measures can reduce accidents and protect the safety of workers and passers-by. During road and bridge construction, solid fences are generally built around the construction area to prevent unauthorized personnel from entering the construction site.

[0003] In the prior art, during the use of road and bridge construction protective fences, their bottoms are usually not in contact with the ground and a large space is left. During the construction process, when materials such as earth and rocks are not well managed, or when there are large vibrations or strong winds, it is easy for stones to loosen and roll from the bottom of the protective fence onto the normal road, affecting the normal passage of vehicles. It is also easy to cause damage to the tires, chassis and other parts of the vehicle, increasing the vehicle maintenance cost.

[0004] Therefore, we propose a road and bridge construction protection device to solve the problems raised in the above background technology. Summary of the invention

[0005] The purpose of the present invention is to provide a road and bridge construction protection device to solve the problem that during the use of the road and bridge construction protection fence proposed in the above-mentioned background technology, a large space is left between the bottom and the ground. When the construction process encounters special circumstances, it is easy to cause stones to roll from the bottom of the protection fence to the normal road, affecting the normal passage of vehicles. It is also easy to cause damage to the tires, chassis and other parts of the vehicle, increasing the vehicle maintenance cost.

[0006] To achieve the above object, the present invention provides the following technical solutions: a road and bridge construction protection device, comprising a first protection component, the first protection component is used for protecting a construction area, a connecting component is arranged at the bottom of the first protection component, a second protection component is arranged at the bottom of the connecting component, the connecting component is used for connecting the first protection component with the second protection component, and the second protection component is used to prevent stones in the construction area from accidentally rolling onto the road;

[0007] The second protective assembly includes a protective plate, a baffle is movably embedded inside the protective plate, a reinforcement plate is fixedly installed on the top of the baffle, a plurality of reinforcing rods are fixedly installed on the top of the reinforcement plate, a plurality of fixing rods are fixedly installed on the outer surfaces of the reinforcement rods, a push-pull plate is fixedly connected to one end of the fixing rods, a plurality of fixing rods are provided with a card slot on the outer surfaces near one end, a plurality of movable holes are equidistantly opened on the front surface of the protective plate, a damping shaft is installed on the front surface of the protective plate near the plurality of movable holes by bolts, a card block is arranged on the outer surfaces of the plurality of damping shafts, and a plurality of supporting telescopic rods are fixedly installed on the top of the reinforcement plate near the front surface and the rear surface.

[0008] Preferably, the outer surfaces of the multiple supporting telescopic rods are movably sleeved with reinforcing springs, one ends of the multiple reinforcing springs are fixedly installed on the top of the reinforcement plate, the other ends of the multiple reinforcing springs are fixedly installed on the top surface inside the protective plate, and the bottom of the baffle is fixedly installed with multiple anti-slip nails.

[0009] Preferably, the outer surfaces of the plurality of fixing rods are movably embedded in the interior of the plurality of movable holes, respectively, the widths of the outer surfaces of the plurality of blocking blocks are matched with the widths of the interior of the plurality of card slots, the front and rear surfaces of the reinforcement plate are fixedly mounted with a plurality of limit columns, the front and rear walls inside the protective plate are provided with a plurality of limit slots, and the outer surfaces of the plurality of limit columns are movably embedded in the interior of the plurality of limit slots.

[0010] Preferably, a water inlet pipe is arranged near the top of the front surface of the protective plate, one end of the water inlet pipe is fixedly connected to a fixed pipe, a plurality of corrugated tubes are fixedly connected to the outer surface of the fixed tube, the bottom ends of the plurality of corrugated tubes are fixedly connected to the top of the baffle, one end of the plurality of corrugated tubes are located inside the reinforcement plate, and a reflective mark is arranged on the rear surface of the protective plate.

[0011] Preferably, the interiors of the multiple corrugated tubes are connected to the interior of the baffle, a drain pipe is fixedly connected to the front surface of the baffle near the bottom, a threaded cover is threadedly sleeved on one end of the drain pipe, one end of the water inlet pipe is fixedly passed through the interior of the protective plate, and the outer surface of the fixed pipe is fixedly installed on the top surface inside the protective plate near the top surface.

[0012] Preferably, the connecting assembly includes a fixing plate, a connecting groove is formed at the bottom of the fixing plate, a connecting plate is movably embedded inside the connecting groove, a plurality of arc-shaped slots are equidistantly formed on the front and rear surfaces of the connecting plate, a plurality of sockets are equidistantly formed on both sides of the connecting groove, two connecting rods are movably embedded inside the fixing plate, a plurality of arc-shaped rods are fixedly mounted on the outer surfaces of the two connecting rods, and the outer surfaces of the plurality of arc-shaped rods are movably embedded in the plurality of sockets respectively.

[0013] Preferably, one ends of the multiple arc rods are movably embedded in the interior of the multiple arc slots, and two arc holes are provided on the outer surface of one side of the fixing plate. The outer surfaces of the two connecting rods are movably embedded in the interior of the two arc holes near one end, and the outer surfaces of the two connecting rods are fixedly installed with limit blocks near one end, and the outer surfaces of one side of the two limit blocks are respectively in contact with one side of the interior of the fixing plate near the two arc holes, and two arc grooves are provided on the other side of the interior of the fixing plate, and the other ends of the two connecting rods are movably embedded in the interior of the two arc grooves.

[0014] Preferably, two negative pole magnets are fixedly connected to the inside of the two arc-shaped grooves and the two arc-shaped holes, and two positive pole magnets are fixedly connected to the outer surfaces of the two connecting rods near the two ends, and four of the positive pole magnets are magnetically connected to four of the negative pole magnets. A plurality of drainage holes are provided on the bottom surface of the interior of the fixed plate, and a positioning plate is fixedly installed on the outer surface of the other side of the fixed plate, and two positioning rods are fixedly installed on the bottom of the positioning plate. Two positioning grooves are provided on the top of the connecting plate, and one end of the two positioning rods are respectively movably embedded in the inside of the two positioning grooves, and the bottom of the connecting plate is fixedly installed on the top of the protective plate, and the top of the protective plate is in contact with the bottom of the fixed plate.

[0015] Preferably, the first protective component includes a protective frame, a cross reinforcement rod is fixedly installed inside the protective frame, a protective net is fixedly connected to the inside of the protective frame, a warning sign is provided on the rear surface of the protective net, two first connecting parts are fixedly installed on the outer surfaces of both sides of the protective frame, and columns are provided on the outer surfaces of both sides of the protective frame.

[0016] Preferably, two second connecting members are fixedly installed on the outer surfaces of both sides of the two columns, the outer surfaces of the four first connecting members are distributed and movably embedded in the inside of four of the second connecting members, the four first connecting members and the four of the second connecting members are connected by bolts, and the top of the fixing plate is fixedly installed on the bottom of the protective frame.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. When the present invention is used, the bottom of the column is fixed to the road by bolts, and the push-pull plate is pushed downward to drive the fixed rod to move downward, and drive the reinforcing rod, the reinforcing plate and the baffle to move downward, and at the same time pull the corrugated tube, the supporting telescopic rod and the reinforcing spring to unfold, and when the anti-slip nail contacts the road surface, the card block is moved so that the card block is stuck in the card slot to limit the fixed rod, thereby limiting the reinforcing rod, the reinforcing plate and the baffle, and with the cooperation of the connecting assembly, the protective plate and the baffle, the bottom of the protective frame and the road surface are protected to prevent stones in the construction area from accidentally rolling onto the road and causing adverse effects on vehicle driving.

[0019] 2. When the present invention is in use, the anti-slip spikes are used to keep a certain distance between the baffle and the road surface to prevent rainwater from gathering at the baffle on rainy days. The water is transported to the water inlet pipe through the external connecting pipe, then enters the fixed pipe, and then is transported to the inside of the baffle through the corrugated pipe, thereby increasing the weight of the baffle, thereby enhancing the overall stability of the protective device, improving the wind resistance, and reducing the risk of overturning.

[0020] 3. When the present invention is used, the card block is opened in reverse, and the baffle is pulled back into the protective plate under the rebound of the reinforcing spring, and then the two connecting rods are rotated forcefully so that the positive pole magnet on the top is magnetically attracted to the negative pole magnet on the top, and the arc rod is further pulled out of the arc slot and the jack, and the second protective component is moved downward, driving the connecting plate to leave the connecting slot, so that the second protective component can be separated from the first protective component, and can be maintained and replaced separately without replacing the entire protective fence, thereby reducing maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a front perspective view of a road and bridge construction protection device of the present invention;

[0022] Figure 2 A rear perspective view of a road and bridge construction protection device according to the present invention;

[0023] Figure 3 It is a structural cross-sectional expanded stereoscopic diagram of a connecting assembly in a road and bridge construction protection device of the present invention;

[0024] Figure 4 It is a structural sectional and expanded stereoscopic diagram of a fixing plate in a road and bridge construction protection device of the present invention;

[0025] Figure 5 This is a structural sectional expanded stereoscopic diagram of a connecting plate in a road and bridge construction protection device of the present invention;

[0026] Figure 6 This is a perspective view of the structure of the second protection component in a road and bridge construction protection device of the present invention;

[0027] Figure 7 It is a structural cross-sectional expanded stereoscopic diagram of a protective plate in a road and bridge construction protective device of the present invention;

[0028] Figure 8 This is a structural sectional expanded stereoscopic diagram of a baffle in a road and bridge construction protection device of the present invention;

[0029] Fig. 9 This is a structural sectional unfolded stereoscopic diagram of a reinforcement plate in a road and bridge construction protection device of the present invention;

[0030] Fig.10 The present invention is a three-dimensional diagram of the structure of a supporting telescopic rod in a road and bridge construction protection device.

[0031] In the figure: 1. first protection component; 101. protection frame; 102. protection net; 103. cross reinforcement rod; 104. warning sign; 105. column; 106. second connecting member; 107. first connecting member; 2. connecting component; 201. fixing plate; 202. connecting plate; 203. positioning plate; 204. positioning rod; 205. positioning groove; 206. arc hole; 207. connecting rod; 208. arc rod; 209. limit block; 210. connecting groove; 211. arc slot; 212. drainage hole; 213. jack; 214. positive magnet; 2 15. Negative magnet; 216. Arc groove; 3. Second protective component; 301. Protective plate; 302. Moving hole; 303. Reflective mark; 304. Water inlet pipe; 305. Threaded cover; 306. Damping shaft; 307. Push-pull plate; 308. Fixed pipe; 309. Baffle; 310. Bellows; 311. Reinforcement plate; 312. Reinforcement rod; 313. Limiting column; 314. Reinforcement spring; 315. Anti-slip spike; 316. Limiting groove; 317. Support telescopic rod; 318. Fixed rod; 319. Card slot; 320. Drain pipe; 321. Card block. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Example 1: Please refer to Figure 1-Figure 10As shown, the present invention provides a technical solution: a road bridge construction protection device, comprising a first protection component 1, the first protection component 1 is used for protecting the construction area, a connecting component 2 is arranged at the bottom of the first protection component 1, a second protection component 3 is arranged at the bottom of the connecting component 2, the connecting component 2 is used for connecting the first protection component 1 and the second protection component 3, the second protection component 3 is used to prevent stones in the construction area from accidentally rolling onto the road; the second protection component 3 comprises a protection plate 301, a baffle 309 is movably embedded inside the protection plate 301, a reinforcing plate 311 is fixedly installed on the top of the baffle 309, a plurality of reinforcing rods 312 are fixedly installed on the top of the reinforcing plate 311, and the outer surfaces of the plurality of reinforcing rods 312 are fixedly installed with fixing rods 3 18, one end of the plurality of fixed rods 318 is fixedly connected to a push-pull plate 307, a plurality of fixed rods 318 are provided with a card slot 319 near one end of the outer surface, a plurality of movable holes 302 are equidistantly provided on the front surface of the protective plate 301, a damping shaft 306 is installed by bolts near the plurality of movable holes 302 on the front surface of the protective plate 301, a card block 321 is provided on the outer surface of the plurality of damping shafts 306, a plurality of supporting telescopic rods 317 are fixedly installed near the front surface and the rear surface of the top of the reinforcement plate 311, a plurality of supporting telescopic rods 317 are movably sleeved with a reinforcing spring 314 on the outer surface, one end of the plurality of reinforcing springs 314 are fixedly installed on the top of the reinforcement plate 311, and the other end of the plurality of reinforcing springs 314 are fixedly installed On the top surface of the interior of the protective plate 301, a plurality of anti-slip spikes 315 are fixedly installed at the bottom of the baffle 309, the outer surfaces of the plurality of fixing rods 318 are movably embedded in the interior of the plurality of movable holes 302, the widths of the outer surfaces of the plurality of clamping blocks 321 are matched with the widths of the interior of the plurality of clamping slots 319, the front and rear surfaces of the reinforcing plate 311 are fixedly installed with a plurality of limiting columns 313, the front and rear walls of the interior of the protective plate 301 are provided with a plurality of limiting grooves 316, the outer surfaces of the plurality of limiting columns 313 are movably embedded in the interior of the plurality of limiting grooves 316, a water inlet pipe 304 is arranged near the top of the front surface of the protective plate 301, one end of the water inlet pipe 304 is fixedly connected to a fixing pipe 308, and the outer surface of the fixing pipe 308 is fixedly connected to There are multiple bellows 310, the bottom ends of the multiple bellows 310 are fixedly connected to the top of the baffle 309, one ends of the multiple bellows 310 are located inside the reinforcement plate 311, the rear surface of the protective plate 301 is provided with a reflective mark 303, the interior of the multiple bellows 310 is connected to the interior of the baffle 309, the front surface of the baffle 309 is fixedly connected with a drain pipe 320 near the bottom, one end of the drain pipe 320 is threadedly sleeved with a threaded cover 305, one end of the water inlet pipe 304 is fixedly penetrated into the interior of the protective plate 301, the outer surface of the fixed pipe 308 is fixedly installed on the top surface inside the protective plate 301 near the top surface, the first protective component 1 includes a protective frame 101, and a cross reinforcement rod 103 is fixedly installed inside the protective frame 101.The protection frame 101 is fixedly connected with the protection net 102 inside, and the rear surface of the protection net 102 is provided with a warning sign 104. Two first connecting members 107 are fixedly installed on the outer surfaces of both sides of the protection frame 101. The outer surfaces of both sides of the protection frame 101 are provided with columns 105. Two second connecting members 106 are fixedly installed on the outer surfaces of both sides of the two columns 105. The outer surfaces of the four first connecting members 107 are distributed and movably embedded in the inside of the four second connecting members 106. The four first connecting members 107 and the four second connecting members 106 are connected by bolts. The top of the fixing plate 201 is fixedly installed on the bottom of the protection frame 101.

[0034] In this embodiment, when in use, the first protection component 1 and the second protection component 3 are connected through the connecting component 2, and the first connecting members 107 on both sides of the protection frame 101 are connected to the second connecting members 106 on the column 105 by bolts, so that the protection frame 101 is installed between the two columns 105, and the bottoms of the two columns 105 are fixed to the road by bolts. According to the construction area, a corresponding number of protection frames 101 and columns 105 are selected for installation, so as to protect the construction area. Negative magnets 215 are installed on the top and bottom surfaces of the arc groove 216 and the arc hole 206, and the positive magnets 214 near the bottom at both ends of the connecting rod 207 and the negative magnets 215 on the bottom surface of the arc groove 216 and the arc hole 206 The first protective assembly 1 is magnetically connected to the first protective assembly 1, the width of the positive magnet 214 and the negative magnet 215 in the arc groove 216 matches the width of the inside of the arc groove 216, and the width of the positive magnet 214 and the negative magnet 215 in the arc hole 206 matches the width of the inside of the arc hole 206. When the first protective assembly 1 is fixed around the construction area, the push-pull plate 307 is pushed downward to drive multiple fixed rods 318 to move downward inside the corresponding moving hole 302, and drive multiple reinforcing rods 312 to move downward, and then drive the reinforcing plate 311 and the baffle 309 to move downward inside the protective plate 301, and at the same time pull the multiple bellows 310, the supporting telescopic rod 317 and the reinforcing spring 314 to expand. When the fixed rod 318 contacts the bottom surface inside the moving hole 302, , the baffle plate 309 is pushed out from the protective plate 301, and the multiple anti-skid nails 315 are in contact with the road surface, and then the card block 321 is toggled so that the card block 321 is stuck in the card slot 319, and the fixing rod 318 is limited, thereby limiting the reinforcing rod 312, the reinforcing plate 311 and the baffle plate 309 to prevent the reinforcing spring 314 from pulling the baffle plate 309 to reset. At this time, with the cooperation of the connecting component 2, the protective plate 301 and the baffle plate 309, the bottom of the protective frame 101 and the road surface are protected to prevent stones in the construction area from accidentally rolling onto the road and causing adverse effects on vehicle driving. The anti-skid nails 315 keep a certain distance between the baffle plate 309 and the road surface, which facilitates the water on the road to flow to the drainage area, preventing rainwater on the road from The water is gathered at the baffle 309. When the water inlet pipe 304 is not in use, it can be sealed by a sealing plug. When encountering windy weather, one end of the water inlet pipe 304 is connected to the external connecting pipe, and the water is transported to the water inlet pipe 304 through the connecting pipe, and then enters the fixed pipe 308, and then the water is transported to the inside of the baffle 309 through multiple bellows 310, thereby increasing the weight of the baffle 309, thereby enhancing the overall stability of the protective device, improving wind resistance, and reducing the risk of overturning. By unscrewing the threaded cover 305, the water is discharged from the drain pipe 320 without affecting the subsequent resetting of the baffle 309, which solves the problem that during the use of the road and bridge construction protective fence, there is a large space between its bottom and the ground. When encountering special circumstances during the construction process,It is easy to cause stones to roll down from the bottom of the protective fence onto the normal road, affecting the normal passage of vehicles, and it is also easy to damage the tires and chassis of the vehicle, increasing the cost of vehicle maintenance.

[0035] Embodiment 2: Figure 1-Figure 6 As shown, it includes a first protection component 1, the first protection component 1 is used for protecting the construction area, a connecting component 2 is arranged at the bottom of the first protection component 1, a second protection component 3 is arranged at the bottom of the connecting component 2, the connecting component 2 is used for connecting the first protection component 1 and the second protection component 3, the second protection component 3 is used to prevent stones in the construction area from accidentally rolling onto the road, the connecting component 2 includes a fixing plate 201, a connecting groove 210 is opened at the bottom of the fixing plate 201, a connecting plate 202 is movably embedded in the connecting groove 210, and a plurality of arc-shaped plugs are equidistantly opened on the front and rear surfaces of the connecting plate 202 The fixing plate 201 has two arc-shaped slots 211, and two arc-shaped slots 211 are connected to the fixing plate 201. The fixing plate 201 has two arc-shaped slots 211, and the fixing plate 201 has two arc-shaped slots 21 ... The outer surfaces of the two connecting rods 207 are fixedly installed with limit blocks 209 near one end, and the outer surfaces of one side of the two limit blocks 209 are respectively in contact with one side of the interior of the fixing plate 201 near the two arc holes 206. The other side of the interior of the fixing plate 201 is provided with two arc grooves 216. The other ends of the two connecting rods 207 are movably embedded in the two arc grooves 216. The interiors of the two arc grooves 216 and the two arc holes 206 are fixedly connected with two negative pole magnets 215. The outer surfaces of the two connecting rods 207 are fixedly connected with two positive pole magnets 214 near both ends. Four of the positive magnets 214 are magnetically connected to four of the negative magnets 215, a plurality of drainage holes 212 are provided on the bottom surface of the fixed plate 201, a positioning plate 203 is fixedly installed on the outer surface of the other side of the fixed plate 201, two positioning rods 204 are fixedly installed on the bottom of the positioning plate 203, two positioning grooves 205 are provided on the top of the connecting plate 202, one ends of the two positioning rods 204 are movably embedded in the inside of the two positioning grooves 205, the bottom of the connecting plate 202 is fixedly installed on the top of the protective plate 301, and the top of the protective plate 301 is in contact with the bottom of the fixed plate 201.

[0036] In this embodiment, when in use, the block 321 is opened in the reverse direction, so that the fixing rod 318 loses its limit position, and under the rebound of the reinforcing spring 314, the reinforcing plate 311 and the baffle 309 are pulled upward to reset, so that the baffle 309 returns to the inside of the protective plate 301, and then the two connecting rods 207 are rotated with force to rotate along the arc track of the arc hole 206 and the arc groove 216, so that the positive magnet 214 at the bottom is separated from the negative magnet 215 at the bottom, and the positive magnet 214 at the top is magnetically attracted to the negative magnet 215 at the top, further driving the corresponding arc rod 207. 08 slides out from the arc slot 211 and the socket 213, causing the connection between the connecting plate 202 and the fixing plate 201 to lose connection, and then the second protective component 3 is moved downward, driving the connecting plate 202 to leave the connecting slot 210, and at the same time the positioning rod 204 leaves the positioning slot 205, so that the second protective component 3 can be separated from the first protective component 1. The second protective component 3 and the first protective component 1 can be maintained and replaced separately. When a part of the structure of the second protective component 3 or the first protective component 1 is damaged or worn, there is no need to replace the entire protective fence, thereby reducing maintenance costs.

[0037] The effect and working principle of the whole mechanism are as follows: when in use, the bottoms of the two uprights 105 are fixed to the road by bolts, pushing the push-pull plate 307 downward, driving the plurality of fixing rods 318 to move downward inside the corresponding moving holes 302, and driving the plurality of reinforcing rods 312 to move downward, and then driving the reinforcing plate 311 and the baffle plate 309 to move downward inside the protective plate 301, and at the same time pulling the plurality of bellows 310, the supporting telescopic rods 317 and the reinforcing springs 314 to unfold, when the fixing rods 318 contact the bottom surface inside the moving holes 302, the baffle plate 309 is pushed out from the protective plate 301, and the plurality of anti-slip spikes 315 contact the road surface, and then the card block 321 is toggled so that the card block 32 1 is stuck in the card slot 319 to limit the fixing rod 318, thereby limiting the reinforcing rod 312, the reinforcing plate 311 and the baffle 309 to prevent the reinforcing spring 314 from pulling the baffle 309 to reset. At this time, with the cooperation of the connecting component 2, the protective plate 301 and the baffle 309, the bottom of the protective frame 101 and the road surface are protected to prevent stones in the construction area from accidentally rolling onto the road and causing adverse effects on vehicle driving. The anti-slip nails 315 are used to keep a certain distance between the baffle 309 and the road surface, so that water on the road can flow to the drainage area, preventing rainwater on the road from gathering at the baffle 309 on rainy days. When the water inlet pipe 304 is not in use, it can be sealed by a sealing plug. When encountering strong winds, one end of the water inlet pipe 304 is connected to the external connecting pipe, and water is transported to the water inlet pipe 304 through the connecting pipe, and then enters the fixed pipe 308, and then the water is transported to the inside of the baffle 309 through multiple bellows 310, thereby increasing the weight of the baffle 309, thereby enhancing the overall stability of the protective device, improving the wind resistance and reducing the risk of overturning. By unscrewing the threaded cover 305, the water is discharged from the drain pipe 320, and the block 321 is opened in the reverse direction, so that the fixing rod 318 loses its limit. Under the rebound of the strengthening spring 314, the reinforcing plate 311 and the baffle 309 are pulled upward to reset, so that the baffle 309 returns to the inside of the protective plate 301, and then Then, the two connecting rods 207 are rotated forcefully to rotate along the arc-shaped trajectory of the arc-shaped hole 206 and the arc-shaped slot 216, so as to separate the positive magnet 214 at the bottom from the negative magnet 215 at the bottom, and to attract the positive magnet 214 at the top to the negative magnet 215 at the top, and further drive the corresponding arc-shaped rod 208 to slide out of the arc-shaped slot 211 and the plug hole 213, so that the connection between the connecting plate 202 and the fixing plate 201 is lost, and then the second protective component 3 is moved downward, driving the connecting plate 202 to leave the connecting slot 210, and at the same time, the positioning rod 204 leaves the positioning slot 205, so that the second protective component 3 can be separated from the first protective component 1 for separate maintenance and replacement.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A road and bridge construction protection device, comprising a first protection component (1), wherein the first protection component (1) is used for protecting a construction area, and is characterized in that: A connecting component (2) is arranged at the bottom of the first protection component (1), and a second protection component (3) is arranged at the bottom of the connecting component (2), wherein the connecting component (2) is used for connecting the first protection component (1) and the second protection component (3), and the second protection component (3) is used for preventing stones in the construction area from accidentally rolling onto the road; The second protection component (3) comprises a protection plate (301), a baffle (309) is movably embedded inside the protection plate (301), a reinforcing plate (311) is fixedly installed on the top of the baffle (309), a plurality of reinforcing rods (312) are fixedly installed on the top of the reinforcing plate (311), a fixing rod (318) is fixedly installed on the outer surface of the plurality of reinforcing rods (312), one end of the plurality of fixing rods (318) is fixedly connected to a push-pull plate (307), and the plurality of fixing rods (318) are fixedly connected to the push-pull plate (307). The outer surface of the protective plate (318) is provided with a card slot (319) near one end, the front surface of the protective plate (301) is provided with a plurality of movable holes (302) at equal intervals, the front surface of the protective plate (301) is provided with a damping shaft (306) installed by bolts near the plurality of movable holes (302), the outer surfaces of the plurality of damping shafts (306) are provided with a card block (321), and the top of the reinforcing plate (311) is fixedly provided with a plurality of supporting telescopic rods (317) near the front surface and the rear surface; The outer surfaces of the plurality of supporting telescopic rods (317) are movably sleeved with reinforcing springs (314), one end of the plurality of reinforcing springs (314) is fixedly mounted on the top of the reinforcing plate (311), the other end of the plurality of reinforcing springs (314) is fixedly mounted on the top surface inside the protective plate (301), and the bottom of the baffle plate (309) is fixedly mounted with a plurality of anti-slip spikes (315); The outer surfaces of the plurality of fixing rods (318) are respectively movably embedded in the interior of the plurality of moving holes (302); the widths of the outer surfaces of the plurality of clamping blocks (321) are respectively matched with the widths of the interior of the plurality of clamping slots (319); the front surface and the rear surface of the reinforcing plate (311) are both fixedly mounted with a plurality of limiting columns (313); the front surface wall and the rear surface wall inside the protective plate (301) are both provided with a plurality of limiting slots (316); and the outer surfaces of the plurality of limiting columns (313) are respectively movably embedded in the interior of the plurality of limiting slots (316); A water inlet pipe (304) is arranged near the top of the front surface of the protective plate (301); one end of the water inlet pipe (304) is fixedly connected to a fixed pipe (308); the outer surface of the fixed pipe (308) is fixedly connected to a plurality of bellows (310); the bottom ends of the plurality of bellows (310) are fixedly connected to the top of the baffle (309); one ends of the plurality of bellows (310) are located inside the reinforcing plate (311); and a reflective mark (303) is arranged on the rear surface of the protective plate (301); The interiors of the plurality of bellows (310) are all connected to the interior of the baffle (309); a drainage pipe (320) is fixedly connected to the front surface of the baffle (309) near the bottom; a threaded cover (305) is threadedly sleeved on one end of the drainage pipe (320); one end of the water inlet pipe (304) is fixedly penetrated into the interior of the protective plate (301); and the outer surface of the fixed pipe (308) is fixedly mounted on the top surface of the interior of the protective plate (301) near the top surface; The connection assembly (2) comprises a fixing plate (201), a connection groove (210) is provided at the bottom of the fixing plate (201), a connecting plate (202) is movably embedded in the connecting groove (210), a plurality of arc-shaped slots (211) are equidistantly provided on the front and rear surfaces of the connecting plate (202), a plurality of insertion holes (213) are equidistantly provided on both sides of the connecting groove (210), two connecting rods (207) are movably embedded in the fixing plate (201), a plurality of arc-shaped rods (208) are fixedly mounted on the outer surfaces of the two connecting rods (207), and the outer surfaces of the plurality of arc-shaped rods (208) are movably embedded in the plurality of insertion holes (213) respectively; One ends of the plurality of arc-shaped rods (208) are respectively movably embedded in the interior of the plurality of arc-shaped slots (211); two arc-shaped holes (206) are provided on the outer surface of one side of the fixing plate (201); the outer surfaces of the two connecting rods (207) are respectively movably embedded in the interior of the two arc-shaped holes (206) near one end; a limiting block (209) is fixedly installed on the outer surfaces of the two connecting rods (207) near one end; the outer surfaces of one side of the two limiting blocks (209) are respectively in contact with one side of the interior of the fixing plate (201) near the two arc-shaped holes (206); two arc-shaped grooves (216) are provided on the other side of the interior of the fixing plate (201); the other ends of the two connecting rods (207) are respectively movably embedded in the interior of the two arc-shaped grooves (216); Two negative pole magnets (215) are fixedly connected inside the two arc-shaped grooves (216) and the two arc-shaped holes (206); two positive pole magnets (214) are fixedly connected to the outer surfaces of the two connecting rods (207) near both ends, wherein four positive pole magnets (214) are magnetically connected to four negative pole magnets (215); a plurality of drainage holes (212) are provided on the bottom surface inside the fixing plate (201); a positioning plate (203) is fixedly installed on the outer surface of the other side of the fixing plate (201); two positioning rods (204) are fixedly installed on the bottom of the positioning plate (203); two positioning grooves (205) are provided on the top of the connecting plate (202); one end of the two positioning rods (204) are movably embedded in the inside of the two positioning grooves (205); the bottom of the connecting plate (202) is fixedly installed on the top of the protective plate (301); the top of the protective plate (301) is in contact with the bottom of the fixing plate (201).

2. The road and bridge construction protection device according to claim 1 is characterized in that: The first protection component (1) comprises a protection frame (101), a cross reinforcement rod (103) is fixedly installed inside the protection frame (101), a protection net (102) is fixedly connected inside the protection frame (101), a warning mark (104) is arranged on the rear surface of the protection net (102), two first connecting members (107) are fixedly installed on the outer surfaces of both sides of the protection frame (101), and columns (105) are arranged on the outer surfaces of both sides of the protection frame (101).

3. The road and bridge construction protection device according to claim 2 is characterized in that: Two second connecting members (106) are fixedly installed on the outer surfaces of both sides of the two columns (105), and the outer surfaces of the four first connecting members (107) are distributed and movably embedded in the inside of the four second connecting members (106). The four first connecting members (107) and the four second connecting members (106) are connected by bolts, and the top of the fixing plate (201) is fixedly installed on the bottom of the protective frame (101).

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