Safety construction worker guardrail for shortcut

Abstract

The utility model is suitable for the field of fences, and provides a sidewalk safety constructor fence which comprises a coaming, a containing groove is formed in the bottom of the coaming, a lifting plate is connected in the containing groove in a sliding mode, and the bottom of the lifting plate is connected with two first rotating pieces in a rotating mode through pin shafts. And one ends of the two first rotating pieces are rotationally connected with first folding plates, one sides of the two first folding plates are rotationally connected with second rotating pieces, and one ends of the two second rotating pieces are rotationally connected with second folding plates. When not in use, the handle is rotated, the handle drives the turntable to rotate, the turntable drives the second bevel gear to rotate through the rotating rod, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the screw rod to rotate, and the screw rod drives the lifting plate to ascend, so that the first folding plate and the second folding plate retract into the storage groove; and the device is convenient to store and transport.

Description

Technical Field

[0001] The utility model belongs to the field of guardrails, in particular to a guardrail for construction workers on a temporary road. Background Art

[0002] A construction access road is a temporary access road or bridge that is built during the construction of a road or bridge to ensure the smooth flow of the original road to facilitate traffic. In order to facilitate the guidance of personnel through the access road, it is usually necessary to use a guardrail to isolate the temporary access road. After the construction is completed, the guardrail is removed. At present, the guardrail for access roads often uses a fixed guardrail, including a guardrail body, and a support leg is fixedly set at the bottom of the guardrail body for support, and the length direction of the support leg is perpendicular to the length direction of the guardrail body.

[0003] Since the legs and the guardrail body are arranged perpendicular to each other, when the guardrails are stacked, the legs interfere with each other, which is not conducive to the stacking and storage of the guardrails. The guardrails need to occupy a large space during transportation, which is inconvenient for transportation of the guardrails.

[0004] In order to avoid the above technical problems, it is necessary to provide a kind of construction worker fence for pedestrian road safety to overcome the above defects in the prior art. Utility Model Content

[0005] The utility model aims to provide a construction worker fence for a temporary road safety, aiming to solve the problem of inconvenient storage and transportation.

[0006] The utility model is implemented as follows: a construction safety fence for a sidewalk, comprising a fence, a storage groove is provided at the bottom of the fence, a lifting plate is slidably connected inside the storage groove, and the bottom of the lifting plate is rotatably connected to two first rotating members through a pin shaft, one end of the two first rotating members are rotatably connected to a first folding plate, one side of the two first folding plates are rotatably connected to a second rotating member, one end of the two second rotating members are rotatably connected to a second folding plate, one side of one second folding plate is rotatably connected to a third rotating member, one end of the third rotating member is rotatably connected to another second folding plate, the second folding plate and the first folding plate are the same in length and width, the sum of the thickness of the first folding plate and the second folding plate is less than the width of the storage groove, and also includes:

[0007] A driving mechanism, wherein the driving mechanism is mounted on the enclosure plate, wherein an output end of the driving mechanism is transmission-connected to the lifting plate, and the driving mechanism is used to drive the lifting plate to move up and down, thereby storing the first folding plate and the second folding plate in the storage groove;

[0008] A limiting rod, a mounting groove is provided on the side of the enclosure, the limiting rod is arranged in the mounting groove, and corresponding limiting grooves are provided on the first folding plate and the second folding plate. When the enclosure is installed, the limiting rod is plugged into the limiting groove, thereby fixing the enclosure on the first folding plate and the second folding plate.

[0009] A further technical solution comprises: the driving mechanism comprises a screw rod rotatably connected to the lifting plate, one end of the screw rod is threadedly connected to the enclosure plate, the screw rod is slidably connected to a first bevel gear, the screw rod is provided with a slide groove, the first bevel gear is fixedly connected to a fixed key adapted to the slide groove, a baffle is fixedly connected to the interior of the storage groove, the baffle plate is in contact with the bottom of the first bevel gear, a rotating rod is rotatably connected to the enclosure plate, one end of the rotating rod extending into the storage groove is fixedly connected to a second bevel gear, the second bevel gear is meshingly connected to the first bevel gear, and one end of the rotating rod extending outside the enclosure plate is fixedly connected to a turntable, a placement groove is provided on the turntable, and a handle is rotatably connected to the interior of the placement groove.

[0010] A further technical solution is that there are two storage grooves, and the two storage grooves are symmetrically distributed about the center line of the enclosure, and also include a transmission mechanism, which is installed on the enclosure, and the two ends of the transmission mechanism are respectively connected to the two first bevel gears, and the transmission mechanism is used to make the two first bevel gears rotate synchronously.

[0011] According to a further technical solution, the transmission mechanism includes a rotating shaft rotatably connected to the enclosure, and both ends of the rotating shaft are fixedly connected with a third bevel gear, and one end of the third bevel gear extending into the receiving groove is meshedly connected with the first bevel gear.

[0012] According to a further technical solution, the limit rod includes a rotating column and an insert rod, the rotating column is rotatably connected to the inside of the installation groove through a sliding bearing, and the insert rod is fixedly connected to the rotating column. During installation, the insert rod and the limit groove are plugged in.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] The utility model provides a construction worker safety fence for a sidewalk. When not in use, the handle is rotated, the handle drives the turntable to rotate, the turntable drives the second bevel gear to rotate through the rotating rod, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the screw to rotate, the screw drives the lifting plate to rise, so that the first folding plate and the second folding plate are retracted into the storage groove, which is convenient for storage and transportation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 For the utility model Figure 1 The enlarged structural diagram at B in the middle;

[0018] Figure 4 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 5 For the utility model Figure 4 The enlarged structural diagram at C in the middle;

[0020] Figure 6 It is a schematic diagram of the three-dimensional structure of the first folding plate and the second folding plate of the utility model in a folded state.

[0021] In the accompanying drawings: 1. enclosure; 2. storage slot; 3. lifting plate; 4. first rotating member; 5. first folding plate; 6. second rotating member; 7. second folding plate; 8. third rotating member; 9. driving mechanism; 91. screw; 92. first bevel gear; 93. baffle; 94. rotating rod; 95. second bevel gear; 96. turntable; 97. placement slot; 98. handle; 10. limiting rod; 101. rotating column; 102. insertion rod; 11. installation slot; 12. limiting slot; 13. transmission mechanism; 131. rotating shaft; 132. third bevel gear. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0024] like Figure 1-6As shown, a kind of construction worker fence for temporary access road provided by the utility model comprises a fence 1, a receiving groove 2 is provided at the bottom of the fence 1, a lifting plate 3 is slidably connected inside the receiving groove 2, two first rotating members 4 are rotatably connected to the bottom of the lifting plate 3 through a pin shaft, one end of the two first rotating members 4 are rotatably connected to a first folding plate 5, one side of the two first folding plates 5 are rotatably connected to a second rotating member 6, one end of the two second rotating members 6 are rotatably connected to a second folding plate 7, one side of one second folding plate 7 is rotatably connected to a third rotating member 8, one end of the third rotating member 8 is rotatably connected to another second folding plate 7, the second folding plate 7 and the first folding plate 5 are the same in length and width, the sum of the thickness of the first folding plate 5 and the second folding plate 7 is less than the width of the receiving groove 2, and also comprises:

[0025] A driving mechanism 9, wherein the driving mechanism 9 is mounted on the enclosure 1, and an output end of the driving mechanism 9 is in transmission connection with the lifting plate 3, and the driving mechanism 9 is used to drive the lifting plate 3 to move up and down, thereby storing the first folding plate 5 and the second folding plate 7 in the storage groove 2;

[0026] A limiting rod 10, a mounting groove 11 is provided on the side of the enclosure 1, and the limiting rod 10 is arranged in the mounting groove 11. Corresponding limiting grooves 12 are provided on the first folding plate 5 and the second folding plate 7. When the enclosure 1 is installed, the limiting rod 10 is plugged into the limiting groove 12, so as to fix the enclosure 1 on the first folding plate 5 and the second folding plate 7. When not in use, the limiting rod 10 can be stored in the mounting groove 11.

[0027] In the embodiment of the present utility model, Figure 3-5 As shown, as a preferred embodiment of the present utility model, the driving mechanism 9 includes a screw 91 rotatably connected to the lifting plate 3, one end of the screw 91 is threadedly connected to the enclosure 1, a first bevel gear 92 is slidably connected to the screw 91, a sliding groove is provided on the screw 91, a fixed key adapted to the sliding groove is fixedly connected to the first bevel gear 92, a baffle 93 is fixedly connected to the inside of the receiving groove 2, the baffle 93 is in contact with the bottom of the first bevel gear 92, a rotating rod 94 is rotatably connected to the enclosure 1, one end of the rotating rod 94 extending to the inside of the receiving groove 2 is fixedly connected to the second bevel gear 95, the second bevel gear 95 is meshed with the first bevel gear 92, and the end of the rotating rod 94 extending outside the enclosure 1 is fixedly connected to a turntable 96, a placement groove 97 is provided on the turntable 96, and a handle 98 is rotatably connected to the inside of the placement groove 97.

[0028] In the embodiment of the present utility model, Figure 4As shown, as a preferred embodiment of the utility model, there are two receiving grooves 2, and the two receiving grooves 2 are symmetrically distributed about the center line of the enclosure 1. It also includes a transmission mechanism 13, and the transmission mechanism 13 is installed on the enclosure 1. The two ends of the transmission mechanism 13 are respectively connected to the two first bevel gears 92, and the transmission mechanism 13 is used to make the two first bevel gears 92 rotate synchronously.

[0029] In the embodiment of the present utility model, Figure 5 As shown, as a preferred embodiment of the utility model, the transmission mechanism 13 includes a rotating shaft 131 rotatably connected to the enclosure 1, and both ends of the rotating shaft 131 are fixedly connected with a third bevel gear 132, and one end of the third bevel gear 132 extending into the interior of the storage groove 2 is meshed and connected with the first bevel gear 92.

[0030] In the embodiment of the present utility model, Figure 2 As shown, as a preferred embodiment of the utility model, the limiting rod 10 includes a rotating column 101 and an insertion rod 102. The rotating column 101 is rotatably connected to the inside of the mounting groove 11 through a sliding bearing, and the insertion rod 102 is fixedly connected to the rotating column 101. During installation, the insertion rod 102 and the limiting groove 12 are plugged in. When not in use, the insertion rod 102 is moved upward and rotated to the inside of the mounting groove 11 to achieve folding and storage.

[0031] When the construction worker's fence for the temporary road is not in use, the first folding plate 5 and the second folding plate 7 are stored in the storage groove 2, which is convenient for storage and transportation of the device. When in use, the handle 98 is pulled out to make the handle 98 and the turntable 96 vertical, and the handle 98 is rotated. The handle 98 drives the turntable 96 to rotate, and the turntable 96 drives the second bevel gear 95 to rotate through the rotating rod 94, and the second bevel gear 95 drives the first bevel gear 92 to rotate, and the first bevel gear 92 drives the third bevel gear 132 and the rotating shaft 131 to rotate, and the rotating shaft 131 drives another third bevel gear 132 to rotate, and the other third bevel gear 132 drives another A first bevel gear 92 rotates, and the two first bevel gears 92 respectively drive the two screw rods 91 to rotate, and the screw rod 91 drives the lifting plate 3 to descend, so that the first folding plate 5 and the second folding plate 7 extend out of the storage groove 2, and then squeeze the second folding plate 7 to separate the two second folding plates 7 and fold them with the first folding plate 5 to finally form a rectangular parallelepiped. The enclosure 1 abuts against the first folding plate 5, and then the rotating column 101 is rotated to rotate the limit rod 10 90°, and then the limit rod 10 is pushed downward, and the insertion rod 102 is inserted into the limit groove 12 to fix the first folding plate 5 and the second folding plate 7, so that the device can be placed more stably.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A construction worker fence for a temporary road safety, comprising a fence, characterized in that: The bottom of the enclosure is provided with a storage groove, the interior of the storage groove is slidably connected with a lifting plate, the bottom of the lifting plate is rotatably connected to two first rotating members through a pin shaft, one end of the two first rotating members is rotatably connected to the first folding plate, one side of the two first folding plates is rotatably connected to the second rotating member, one end of the two second rotating members is rotatably connected to the second folding plate, one side of one second folding plate is rotatably connected to the third rotating member, one end of the third rotating member is rotatably connected to the other second folding plate, the second folding plate and the first folding plate have the same length and width, the sum of the thickness of the first folding plate and the second folding plate is less than the width of the storage groove, and also includes: A driving mechanism, wherein the driving mechanism is mounted on the enclosure plate, an output end of the driving mechanism is transmission-connected to the lifting plate, and the driving mechanism is used to drive the lifting plate to move up and down; A limiting rod, a mounting groove is provided on the side of the enclosure, the limiting rod is arranged in the mounting groove, corresponding limiting grooves are provided on the first folding plate and the second folding plate, and the limiting rod is plugged into the limiting grooves.

2. The construction worker fence for temporary access road safety according to claim 1 is characterized in that: The driving mechanism comprises a screw rod rotatably connected to the lifting plate, one end of the screw rod is threadedly connected to the enclosure plate, the screw rod is slidably connected to the first bevel gear, the screw rod is provided with a sliding groove, the first bevel gear is fixedly connected to a fixing key adapted for the sliding groove, the interior of the storage groove is fixedly connected with a baffle, the baffle is in contact with the bottom of the first bevel gear, the enclosure plate is rotatably connected with a rotating rod, the end of the rotating rod extending into the storage groove is fixedly connected with the second bevel gear, the second bevel gear is meshed with the first bevel gear, the end of the rotating rod extending outside the enclosure plate is fixedly connected with a rotating disk, the rotating disk is provided with a placement groove, and the interior of the placement groove is rotatably connected with a handle.

3. The construction worker fence for access road safety according to claim 2 is characterized in that: There are two receiving grooves, which are symmetrically distributed about the center line of the enclosure. The transmission mechanism is also included, and the transmission mechanism is installed on the enclosure. The two ends of the transmission mechanism are respectively connected to the two first bevel gears, and the transmission mechanism is used to make the two first bevel gears rotate synchronously.

4. The construction worker fence for temporary access road safety according to claim 3 is characterized in that: The transmission mechanism includes a rotating shaft rotatably connected to the enclosure plate, and both ends of the rotating shaft are fixedly connected to third bevel gears, and one end of the third bevel gear extending into the receiving groove is meshed and connected with the first bevel gear.

5. The construction worker fence for access road safety according to claim 4 is characterized in that: The limiting rod comprises a rotating column and an inserting rod, the rotating column is rotatably connected to the inside of the installation groove through a sliding bearing, the inserting rod is fixedly connected to the rotating column, and the inserting rod is plugged into the limiting groove.

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