CN112324241A - Median is used in bridge construction - Google Patents
Median is used in bridge construction Download PDFInfo
- Publication number
- CN112324241A CN112324241A CN202011245196.2A CN202011245196A CN112324241A CN 112324241 A CN112324241 A CN 112324241A CN 202011245196 A CN202011245196 A CN 202011245196A CN 112324241 A CN112324241 A CN 112324241A
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- Prior art keywords
- rod
- fixing
- fence
- plate
- fixing rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/02—Gates; Doors
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention provides a separation belt for bridge construction. The isolation belt for bridge construction comprises a fence; a fence door; the detection mechanism comprises a first fixing rod, a second fixing rod, a first spring, a screw rod, a third fixing rod, a mark post and a graduated scale, the first spring is installed inside the second fixing rod, and the first fixing rod is connected inside the second fixing rod in a sliding mode; a fixing mechanism; the driving mechanism comprises a mounting rod, a limiting rod, a first lug, a metal rod, a magnet, a second lug and a pressing rod, and the limiting rod is vertically mounted at the bottom end of the first fixing rod; the first lug is clamped with the second lug with an arc-shaped side wall, the second lugs are equidistantly arranged at one end of the magnet, and the magnet is in sliding connection with the hexagonal metal rod; a connecting mechanism; an early warning mechanism; the compression mechanism and the isolation belt for bridge construction provided by the invention have the advantages that the early warning can be carried out on the collapse of the bridge head, and the safety of people is improved.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a separation belt for bridge construction.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.
In the process of bridge construction in mountain areas, the bridge head is required to be enclosed by the isolation belt at the joint of the bridge head and the road, but people and material transporting vehicles are required to be constructed and transported from the fence door frequently, the road at the bridge head is extruded, soil and stones in the mountain areas loosen, collapse easily occurs at the bridge head, and the life safety of people is influenced.
Therefore, it is necessary to provide a new bridge construction isolation belt to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a bridge construction isolation belt which can early warn collapse of a bridge head and improve the safety of people.
In order to solve the above technical problems, the present invention provides a bridge construction median comprising: a fence; the fence door is rotatably connected with the side wall of the fence; the detection mechanism is equidistantly arranged on the bottom surface of the fence and comprises a first fixing rod, a second fixing rod, a first spring, a screw rod, a third fixing rod, a mark post and a graduated scale, the third fixing rod is equidistantly arranged on the bottom surface of the fence, and the interior of the third fixing rod is in threaded connection with the screw rod; the bottom end of the screw rod is clamped and rotatably connected with the top end of the second fixing rod, the first spring is installed inside the second fixing rod, two ends of the first spring are respectively and fixedly connected with the first fixing rod and the second fixing rod, the first fixing rod is slidably connected inside the second fixing rod, and the marker post is installed at the top end of the second fixing rod; the fixing mechanism is arranged on the side wall of the fence; the driving mechanism is connected with the inside of the fence in a sliding mode and comprises an installation rod, a limiting rod, a first lug, a metal rod, a magnet, a second lug and a pressure rod, the limiting rod is vertically installed at the bottom end of the first fixing rod, the inside of the limiting rod is connected with the installation rod in a rotating mode, and the side wall of the bottom end of the installation rod is provided with the graduated scale; the arc-shaped first lug is arranged on the top equidistant mounting side wall of the mounting rod, the arc-shaped second lug is clamped on the side wall of the first lug, the second lug is arranged at one end of the magnet at an equal distance, the magnet is connected with the hexagonal metal rod in a sliding manner, and the pressing rod is vertically arranged at the other end of the magnet; the magnet, the pressure lever and the mounting lever are connected with the inside of the connecting mechanism in a sliding manner; the early warning mechanism is arranged on the side wall of the connecting mechanism; and the compression mechanism is fixed at one end of the connecting mechanism and is clamped with the fence door.
Preferably, the fence door comprises a main body, a handle, a limiting plate, a clamping plate and a baffle plate, the main body is rotatably connected with the fence, one end of the main body is rotatably connected with the handle, and the limiting plate is mounted on the side wall of the handle; the limiting plate rotates and is connected the inside of splint and contradict the baffle, the baffle install in the inside of splint.
Preferably, the connecting mechanism comprises a connecting cylinder, first connecting rods, second connecting rods, a pressing plate and second springs, wherein the first connecting rods are installed inside the two fences, the second connecting rods are connected inside the first connecting rods in a sliding mode, and the second connecting rods abut against the bottom surfaces of the pressing plates; the second spring is installed between the second connecting rod and the first connecting rod, the connecting cylinder is installed at one end of the first connecting rod, the pressing plate is connected to the inside of the connecting cylinder in a sliding mode, and the second spring is installed between the pressing plate and the connecting cylinder.
Preferably, the inner portion of the first connecting rod is slidably connected to the mounting rod, the first protrusion, the magnet, the second protrusion and the pressing rod, and the metal rod is mounted in the inner portion of the first connecting rod.
Preferably, the compression mechanism comprises a supporting tube, an extrusion rod, a compression block, a lever and a protrusion, the bottom surface of the connecting cylinder is fixedly connected with the supporting tube, the supporting tube and the inside of the connecting cylinder are connected with the extrusion rod in a sliding manner, the extrusion rod is fixedly connected with the pressing plate, the hemispherical compression block is installed at the bottom end of the extrusion rod, and the compression block abuts against one end of the lever; the lever is rotatably connected with the supporting tube and the inner part of the clamping plate; the lever and the limiting plate are respectively provided with the protrusions, and one end of the lever abuts against the limiting plate.
Preferably, the early warning mechanism comprises a metal plate, a metal block, a storage battery and an alarm lamp, the metal plate is mounted inside the bottom end of the connecting cylinder, the metal block is mounted on the bottom surface of the pressing plate, and the metal block abuts against the top surface of the metal plate; the lateral wall installation of connecting cylinder the battery, the lateral wall installation of battery the alarm lamp, the alarm lamp the metal sheet, the metal block and mutual electric connection between the battery.
Preferably, the fixed establishment includes bracing piece and solid fixed ring, the lateral wall symmetry installation of rail gu fixed ring, gu fixed ring's inside sliding connection the bracing piece.
Compared with the prior art, the isolation belt for bridge construction provided by the invention has the following beneficial effects:
the invention provides a separation belt for bridge construction, wherein in the using process, a fence is placed at one side of a bridge head, a screw rod is rotated to enable the screw rod to move in a third fixing rod, the screw rod moves to drive a second fixing rod to move, so that a first fixing rod with a truncated cone-shaped bottom end is in contact with the ground, the screw rod is continuously rotated to enable the screw rod to move downwards in the third fixing rod, the second fixing rod moves downwards to enable the first fixing rod to enter the second fixing rod to compress a first spring, the second fixing rod drives a mark post to move along a graduated scale along with the downward movement of the second fixing rod, the distance of the first fixing rod extending into the second fixing rod is known according to the scale indicated by the mark post, continuously rotating the screw rod to enable all the first fixing rods to enter the second fixing rods with the same length, simultaneously enabling the first spring to be in the same compression state, rotating the mounting rod by 180 degrees, enabling the mounting rod to drive the first lug to rotate, enabling the first lug to rotate to enter the second lug, enabling the first lug to clamp the second lug, when one position of a bridge head is collapsed, enabling the first fixing rod on the ground to move downwards to enable the first fixing rod to drive the mounting rod and the first lug to move downwards, enabling the first lug to extrude the second lug, the magnet and the pressure rod to move downwards, enabling the pressure rod to drive the connecting mechanism to move downwards to enable the connecting mechanism to move downwards to open the early warning mechanism, enabling the early warning mechanism to give an alarm to remind people to pay attention, and enabling the connecting mechanism to move downwards to extrude the compression mechanism, the compression mechanism moves downwards to be clamped with the fence door, the fence door is clamped with the compression mechanism, the fence door is prevented from being opened, people are prevented from continuing to walk at the bridge head, and safety of people is facilitated.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a bridge construction median provided by the present invention;
FIG. 2 is a schematic view of the internal structure of the detecting mechanism shown in FIG. 1;
FIG. 3 is a schematic view of the interior of the enclosure shown in FIG. 1;
FIG. 4 is a schematic view of the internal structure of the first connecting rod shown in FIG. 3;
FIG. 5 is a top view of the magnet structure shown in FIG. 4;
FIG. 6 is a schematic view of the internal structure of the connector barrel of FIG. 1;
FIG. 7 is an enlarged view of the structure at A shown in FIG. 6;
fig. 8 is an exploded view of the clamping plate and the position limiting plate shown in fig. 7.
Reference numbers in the figures: 1. fence, 2, detection mechanism, 21, first fixed rod, 22, second fixed rod, 23, first spring, 24, screw rod, 25, third fixed rod, 26, marker post, 27, scale, 3, fixing mechanism, 31, support rod, 32, fixing ring, 4, fence door, 41, main body, 42, handle, 43, limit plate, 44, splint, 45, baffle, 5, connecting mechanism, 51, connecting cylinder, 52, first connecting rod, 53, second connecting rod, 54, pressure plate, 55, second spring, 6, driving mechanism, 61, mounting rod, 62, limit rod, 63, first bump, 64, metal rod, 65, magnet, 66, second bump, 67, pressure rod, 7, warning mechanism, 71, metal plate, 72, metal block, 73, storage battery, 74, alarm lamp, 8, compression mechanism, 81, support tube, 82, extrusion rod, 83, compression block, 84, 83, Lever, 85, boss.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8 in combination, wherein fig. 1 is a schematic structural view of a preferred embodiment of a spacer for bridge construction according to the present invention; FIG. 2 is a schematic view of the internal structure of the detecting mechanism shown in FIG. 1; FIG. 3 is a schematic view of the interior of the enclosure shown in FIG. 1; FIG. 4 is a schematic view of the internal structure of the first connecting rod shown in FIG. 3; FIG. 5 is a top view of the magnet structure shown in FIG. 4; FIG. 6 is a schematic view of the internal structure of the connector barrel of FIG. 1; FIG. 7 is an enlarged view of the structure at A shown in FIG. 6; fig. 8 is an exploded view of the clamping plate and the position limiting plate shown in fig. 7. The median is used in bridge construction includes: a fence 1; the fence door 4 is rotatably connected with the side wall of the fence 1; the detection mechanism 2 is arranged on the bottom surface of the fence 1 at equal intervals, the detection mechanism 2 comprises a first fixing rod 21, a second fixing rod 22, a first spring 23, a screw rod 24, a third fixing rod 25, a mark rod 26 and a graduated scale 27, the third fixing rod 25 is arranged on the bottom surface of the fence 1 at equal intervals, and the inner part of the third fixing rod 25 is in threaded connection with the screw rod 24; the bottom end of the screw 24 is clamped and rotatably connected with the top end of the second fixing rod 22, the first spring 23 is installed inside the second fixing rod 22, two ends of the first spring 23 are respectively and fixedly connected with the first fixing rod 21 and the second fixing rod 22, the inside of the second fixing rod 22 is slidably connected with the first fixing rod 21, and the top end of the second fixing rod 22 is provided with the mark post 26; the fixing mechanism 3 is arranged on the side wall of the fence 1; the driving mechanism 6 is slidably connected with the inside of the fence 1, the driving mechanism 6 comprises a mounting rod 61, a limiting rod 62, a first bump 63, a metal rod 64, a magnet 65, a second bump 66 and a pressure rod 67, the limiting rod 62 is vertically mounted at the bottom end of the first fixing rod 21, the inside of the limiting rod 62 is rotatably connected with the mounting rod 61, and the graduated scale 27 is arranged on the side wall of the bottom end of the mounting rod 61; the arc-shaped first lug 63 is arranged on the top equidistant mounting side wall of the mounting rod 61, the first lug 63 is clamped with the arc-shaped second lug 66, the second lug 66 is arranged at one end of the magnet 65 at an equal distance, the magnet 65 is connected with the hexagonal metal rod 64 in a sliding manner, and the pressing rod 67 is vertically arranged at the other end of the magnet 65; a connecting mechanism 5, wherein the magnet 65, the pressure lever 67 and the mounting lever 61 are connected in a sliding manner inside the connecting mechanism 5; the early warning mechanism 7 is arranged on the side wall of the connecting mechanism 5; and the compression mechanism 8 is fixed at one end of the connecting mechanism 5, and the compression mechanism 8 is clamped with the fence door 4.
The fence door 4 comprises a main body 41, a handle 42, a limit plate 43, a clamping plate 44 and a baffle plate 45, wherein the main body 41 is rotatably connected with the fence 1, one end of the main body 41 is rotatably connected with the handle 42, and the limit plate 43 is mounted on the side wall of the handle 42; the limiting plate 43 is connected in a rotating manner with the inside of the clamping plate 44 and abuts against the baffle 45, the baffle 45 is installed in the inside of the clamping plate 44, the fence 1 is opened for rotating the main body 41, when the fence door 4 is required to be closed, the main body 41 is rotated, the limiting plate 43 is aligned with the clamping plate 44, the handle 42 is rotated, the handle 42 is arranged on the side wall of the main body 41 in a rotating manner, the handle 42 drives the limiting plate 43 to move, so that the limiting plate 43 moves to enter the clamping plate 44 and abuts against the baffle 45, the limiting plate 43 is fixed in the clamping plate 44, and therefore the main body 41 is fixed and the main body 41 is prevented from rotating.
The connecting mechanism 5 comprises a connecting cylinder 51, a first connecting rod 52, a second connecting rod 53, a pressure plate 54 and a second spring 55, wherein the first connecting rod 52 is installed inside the two rails 1, the second connecting rod 53 is slidably connected inside the first connecting rod 52, and the second connecting rod 53 abuts against the bottom surface of the pressure plate 54; the second spring 55 is installed between the second connecting rod 53 and the first connecting rod 52, the connecting cylinder 51 is installed at one end of the first connecting rod 52, the pressing plate 54 is slidably connected to the inside of the connecting cylinder 51, the second spring 55 is installed between the pressing plate 54 and the connecting cylinder 51, when the connector is not used, the second spring 55 provides support for the pressing plate 54 and the first connecting rod 52, the pressing plate 54 is fixed at the central position inside the connecting cylinder 51, the first connecting rod 52 is suspended inside the second connecting rod 53, meanwhile, the second connecting rod 53 is in contact with the pressing rod 67, and the pressing rod 67 is convenient to extrude the second connecting rod 53.
The inside of the first connecting rod 52 is slidably connected to the mounting rod 61, the first protrusion 63, the magnet 65, the second protrusion 66 and the pressing rod 67, and the metal rod 64 is mounted inside the first connecting rod 52, so that the magnet 65 is attracted to the side wall of the first connecting rod 52, the magnet 65 linearly moves along the metal rod 64, and the first protrusion 63 is not separated from the second protrusion 66 in the using process.
The compression mechanism 8 comprises a supporting tube 81, a squeezing rod 82, a compression block 83, a lever 84 and a protrusion 85, the bottom surface of the connecting cylinder 51 is fixedly connected with the supporting tube 81, the supporting tube 81 and the interior of the connecting cylinder 51 are slidably connected with the squeezing rod 82, the squeezing rod 82 is fixedly connected with the pressure plate 54, the bottom end of the squeezing rod 82 is provided with the hemispherical compression block 83, and the compression block 83 abuts against one end of the lever 84; the lever 84 rotatably connects the support tube 81 and the inside of the clamp plate 44; the protrusions 85 are respectively arranged at one end of the lever 84 and one end of the limit plate 43, one end of the lever 84 abuts against the limit plate 43, to facilitate the downward movement of the first connecting rod 52, the first connecting rod 52 drives the pressing plate 54 to move downward, the pressing plate 54 drives the pressing rod 82 to slide downward inside the supporting tube 81, the pressing rod 82 drives the compressing block 83 to move downwards and the lever 84 to rotate the lever 84, so that the lever 84 abuts against the limiting rod 43, and the protrusion 85 of one end of the lever 84 abuts against the protrusion 85 of the sidewall of the retainer plate 43, so that the retainer plate 43 is fixed in the clamping plate 44, the retainer plate 43 is prevented from rotating, thereby fixing the body 41 to one side of the support pipe 81, closing the fence 1 to block the passage of a pedestrian.
The early warning mechanism 7 comprises a metal plate 71, a metal block 72, a storage battery 73 and an alarm lamp 74, wherein the metal plate 71 is mounted inside the bottom end of the connecting cylinder 51, the metal block 72 is mounted on the bottom surface of the pressure plate 54, and the metal block 72 abuts against the top surface of the metal plate 71; the lateral wall installation of connecting cylinder 51 battery 73, the lateral wall installation of battery 73 alarm lamp 74, alarm lamp 74 metal sheet 71, metal block 72 and mutual electric connection between the battery 73, work as when clamp plate 54 downstream, clamp plate 54 drives metal block 72 moves, makes metal block 72 moves and conflicts metal sheet 71 makes alarm lamp 74 with battery 73 intercommunication makes alarm lamp 74 switch on power supply reports to the police, reminds the pedestrian to notice.
Fixed establishment 3 includes bracing piece 31 and solid fixed ring 32, the lateral wall symmetry installation of rail 1 gu fixed ring 32, gu fixed ring 32's inside sliding connection bracing piece 31, for the convenience bracing piece 31 runs through gu fixed ring 32 gets into the ground end, makes bracing piece 31 fixes on the bottom surface, thereby will gu fixed ring 32 with rail 1 is fixed subaerial.
When using, when the bridge construction, earlier put rail 1 in the junction of bridgehead and road, make rail 1 blocks the bridgehead, at the outside rail 1 lateral wall installation solid fixed ring 32 will the bracing piece 31 runs through solid fixed ring 32 inserts the ground bottom, makes bracing piece 31 is fixed on the bottom surface, thereby will gu fixed ring 32 with rail 1 is fixed subaerial, is close to two of rail door 1 the bottom surface installation of rail 1 is a plurality of third dead lever 25, because the ground is unsmooth, first dead lever 21 can not contact with ground in the coplanar. The screw rod 24 is rotated to make the screw rod 24 move downwards in the third fixing rod 25, the screw rod 24 moves to drive the second fixing rod 22 and the first fixing rod 21 to move downwards, the first fixing rod 21 drives the mounting rod 61 to move linearly downwards in the fence 1, and the first fixing rod 21 with a truncated cone-shaped bottom end is in contact with the ground. The screw rod 24 is continuously rotated, so that the screw rod 24 moves downwards in the third fixing rod 25, the second fixing rod 22 moves downwards, the first fixing rod 21 enters the second fixing rod 22 to compress the first spring 23, the second fixing rod 22 drives the marking rod 26 to move along the scale 27 along with the downward movement of the second fixing rod 22, and the distance of the first fixing rod 21 extending into the second fixing rod 22 is known according to the scale indicated by the marking rod 26 pointing to the scale 27. When the distance that the first fixing rod 21 extends into the second fixing rod 22 is equal to 10 cm, the screw rods 24 are stopped to rotate, and other screw rods 24 are continuously rotated in the same way, so that the lengths of all the first fixing rods 21 entering the second fixing rod 22 are the same, and meanwhile, the first springs 23 are in the same compression state. The mounting rod 61 is rotated 180 degrees, the mounting rod 61 drives the first protruding block 63 to rotate, so that the side wall is arc-shaped, the first protruding block 63 rotates and extrudes into the second protruding block 66 with the arc-shaped side wall, the first protruding block 63 is clamped with the second protruding block 66, and the magnet 65 is connected with the mounting plate 61. In the use process, when people and vehicles need to pass, the main body 41 is rotated to open the fence 1, so that people and vehicles pass; when the fence door 4 is closed when not in use, the main body 41 is rotated, the limit plate 43 is aligned with the clamp plate 44, the handle 42 is rotated on the side wall of the main body 41, the handle 42 drives the limit plate 43 to move, the limit plate 43 moves into the clamp plate 44 to be abutted against the baffle 45, the limit plate 43 is fixed in the clamp plate 44, and therefore the main body 41 is fixed and the main body 41 is prevented from rotating. When the bottom of the bridge head is collapsed, the first spring 23 on the ground is extended to push the first fixing rod 21 to move downwards, so that the first fixing rod 21 with the mounting rod 61 and the first lug 63 moves downwards, the first lug 63 presses the second lug 66 and the magnet 65 downwards, the magnet 65 moves downwards along the metal rod 64 in the hexagonal prism shape, the magnet 65 drives the pressing rod 67 to move downwards, the first connecting rod 52 moves downwards in the second connecting rod 53, the first connecting rod 52 moves to compress the second spring 55, the first connecting rod 52 moves downwards to compress the pressing plate 54, and the pressing plate 54 moves downwards to compress the second spring 55. When the ground surface collapses and exceeds 10 centimeters, at this moment, the pressing plate 54 drives the extrusion rod 82 to slide downwards in the supporting tube 81, the extrusion rod 82 drives the compression block 83 to move downwards and the lever 84 to move, so that the lever 84 rotates, so that the lever 84 collides with the limiting rod 43, and meanwhile, the protrusion 85 at one end of the lever 84 collides with the protrusion 85 on the side wall of the limiting plate 43, so that the limiting plate 43 is fixed in the clamping plate 44, the limiting plate 43 is prevented from rotating, so that the main body 41 is fixed on one side of the supporting tube 81, the fence 1 is closed, and pedestrians are prevented from passing through the fence. At this time, the pressing plate 54 drives the metal block 72 to move and abut against the metal plate 71, so that the alarm lamp 74 is communicated with the storage battery 73, and the alarm lamp 74 is powered on to alarm to remind pedestrians of paying attention. In the use in-process of rail 1, because vehicle and pedestrian pass through, bridgehead ground is sunken easily, every other day through observing index 26 indicates corresponding the scale on the scale 27 is examined the distance of moving downwards of first dead lever 21 is examined and is adjusted ground first dead lever 21 gets into the inside distance of second dead lever 22 makes things convenient for people to use.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a median is used in bridge construction which characterized in that includes:
a fence (1);
the fence door (4), the fence door (4) is rotatably connected with the side wall of the fence (1);
the detection mechanism (2) is arranged on the bottom surface of the fence (1) at equal intervals, the detection mechanism (2) comprises a first fixing rod (21), a second fixing rod (22), a first spring (23), a screw rod (24), a third fixing rod (25), a mark rod (26) and a graduated scale (27), the third fixing rod (25) is arranged on the bottom surface of the fence (1) at equal intervals, and the inner part of the third fixing rod (25) is in threaded connection with the screw rod (24); the bottom end of the screw rod (24) is clamped and rotatably connected with the top end of the second fixing rod (22), the first spring (23) is installed inside the second fixing rod (22), two ends of the first spring (23) are respectively and fixedly connected with the first fixing rod (21) and the second fixing rod (22), the first fixing rod (21) is slidably connected inside the second fixing rod (22), and the marker post (26) is installed at the top end of the second fixing rod (22);
the fixing mechanism (3), the said fixing mechanism (3) is mounted to the sidewall of the said rail (1);
the driving mechanism (6) is connected with the inside of the fence (1) in a sliding mode, the driving mechanism (6) comprises a mounting rod (61), a limiting rod (62), a first bump (63), a metal rod (64), a magnet (65), a second bump (66) and a pressure rod (67), the limiting rod (62) is vertically mounted at the bottom end of the first fixing rod (21), the mounting rod (61) is rotatably connected with the inside of the limiting rod (62), and the graduated scale (27) is arranged on the side wall of the bottom end of the mounting rod (61); the top end of the mounting rod (61) is provided with arc-shaped first convex blocks (63) at equal intervals, the first convex blocks (63) are clamped with arc-shaped second convex blocks (66) at the side walls, the second convex blocks (66) are arranged at one end of the magnet (65) at equal intervals, the magnet (65) is connected with the hexagonal metal rod (64) in a sliding mode, and the other end of the magnet (65) is vertically provided with the pressure rod (67);
the magnet (65), the pressure lever (67) and the mounting rod (61) are connected inside the connecting mechanism (5) in a sliding mode;
the early warning mechanism (7), the said early warning mechanism (7) is mounted to the sidewall of the said link gear (5);
and the compression mechanism (8), the compression mechanism (8) is fixed at one end of the connecting mechanism (5), and the compression mechanism (8) is clamped with the fence door (4).
2. The isolation strip for bridge construction according to claim 1, wherein the fence door (4) comprises a main body (41), a handle (42), a limit plate (43), a clamping plate (44) and a baffle plate (45), the main body (41) is rotatably connected with the fence (1), one end of the main body (41) is rotatably connected with the handle (42), and the limit plate (43) is mounted on the side wall of the handle (42); limiting plate (43) rotate to be connected the inside of splint (44) and contradict baffle (45), baffle (45) install in the inside of splint (44).
3. The isolation strip for bridge construction according to claim 2, wherein the connection mechanism (5) comprises a connection cylinder (51), a first connection rod (52), a second connection rod (53), a pressing plate (54) and a second spring (55), wherein the first connection rod (52) is installed inside the two rails (1), the second connection rod (53) is slidably connected inside the first connection rod (52), and the second connection rod (53) abuts against the bottom surface of the pressing plate (54); the second spring (55) is installed between the second connecting rod (53) and the first connecting rod (52), the connecting cylinder (51) is installed at one end of the first connecting rod (52), the pressing plate (54) is connected to the inside of the connecting cylinder (51) in a sliding mode, and the second spring (55) is installed between the pressing plate (54) and the connecting cylinder (51).
4. The isolation strip for bridge construction according to claim 3, wherein the installation rod (61), the first projection (63), the magnet (65), the second projection (66) and the pressure rod (67) are slidably connected to the inside of the first connection rod (52), and the metal rod (64) is installed to the inside of the first connection rod (52).
5. The isolation strip for bridge construction according to claim 3, wherein the compression mechanism (8) comprises a support tube (81), an extrusion rod (82), a compression block (83), a lever (84) and a protrusion (85), the support tube (81) is fixedly connected to the bottom surface of the connecting cylinder (51), the extrusion rod (82) is slidably connected to the support tube (81) and the inside of the connecting cylinder (51), the extrusion rod (82) is fixedly connected to the pressing plate (54), the hemispherical compression block (83) is installed at the bottom end of the extrusion rod (82), and the compression block (83) abuts against one end of the lever (84); the lever (84) is rotatably connected with the supporting tube (81) and the inner part of the clamping plate (44); the protrusions (85) are arranged at one ends of the lever (84) and the limiting plate (43) respectively, and one end of the lever (84) abuts against the limiting plate (43).
6. The isolation strip for bridge construction according to claim 3, wherein the early warning mechanism (7) comprises a metal plate (71), a metal block (72), a storage battery (73) and an alarm lamp (74), the metal plate (71) is mounted inside the bottom end of the connecting cylinder (51), the metal block (72) is mounted on the bottom surface of the pressure plate (54), and the metal block (72) abuts against the top surface of the metal plate (71); the side wall of connecting cylinder (51) is installed battery (73), the side wall of battery (73) is installed alarm lamp (74), metal sheet (71), metal block (72) and mutual electric connection between battery (73).
7. The isolation strip for bridge construction according to claim 1, wherein the fixing mechanism (3) comprises a support rod (31) and a fixing ring (32), the fixing ring (32) is symmetrically installed on the side wall of the fence (1), and the support rod (31) is slidably connected to the inside of the fixing ring (32).
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| CN202011245196.2A CN112324241B (en) | 2020-11-10 | 2020-11-10 | Median is used in bridge construction |
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|---|---|---|---|
| CN202011245196.2A CN112324241B (en) | 2020-11-10 | 2020-11-10 | Median is used in bridge construction |
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| CN112324241B CN112324241B (en) | 2021-12-28 |
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Cited By (1)
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| CN115110836A (en) * | 2022-08-08 | 2022-09-27 | 河南省交通规划设计研究院股份有限公司 | Compact road traffic safety barrier |
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| CN112324241B (en) | 2021-12-28 |
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