Safety platform for building engineering construction

Abstract

The utility model relates to the technical field of constructional engineering construction platforms, in particular to a constructional engineering construction safety platform which comprises a movable base, a hydraulic lifting assembly located in an inner cavity of the movable base, a construction platform located on the top of the hydraulic lifting assembly and supporting assemblies located on the front face and the back face of the movable base. The supporting assembly comprises a mounting groove, a supporting arm rotationally connected with the inner wall of the mounting groove through a rotating shaft, and a movable rod slidably connected with an inner cavity of the supporting arm. By means of the supporting assembly, after the movable base moves to a designated position, the movable base can be unfolded towards the outside of the mounting groove, the supporting arms are pulled, the movable rods are pulled out and fixed through the fixing pins, the supporting height is adjusted through the hydraulic supporting legs, the base plate is tightly attached to the ground, the contact area with the ground is effectively increased, and the service life of the base plate is prolonged. Therefore, the stability of the whole safety platform is obviously enhanced, and safety accidents caused by shaking of the platform in the construction process are effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to building engineering construction platform technical field especially relates to a building engineering construction safety platform. BACKGROUND

[0002] Building engineering construction platform refers to the temporary supporting device that provides safe, stable operation space for workers, materials and equipment in the building construction process, and the hydraulic lifting platform belongs to one kind of building engineering construction platform, which is mainly used for high-altitude operation, can carry personnel and materials, and realizes lifting function through the hydraulic system, and is widely used in building construction, decoration, maintenance and the like scenes.

[0003] The hydraulic lifting platform is mainly composed of a hydraulic oil cylinder, a construction platform and a scissor arm and the like components, and its principle is that the strong thrust generated by the hydraulic oil cylinder lifts the scissor arm, so that the scissor arm can be unfolded or contracted according to the requirement, and then drives the construction platform to realize the lifting movement in the vertical direction. However, in the actual use process in the building construction area, some complex terrain conditions are often encountered, and due to the uneven flatness of the construction site ground, the bottom of the hydraulic lifting platform can only rely on the movable base for support, and this supporting mode is easy to be affected by the uneven ground after the hydraulic lifting platform is lifted, which leads to the unstable center of gravity of the platform, and this unstable center of gravity may further cause the inclination or even collapse of the platform, thereby burying serious safety hazards in the use process and bringing great threat to the life safety of the construction personnel. CONTENT OF THE UTILITY MODEL

[0004] In order to overcome the problem that the existing building engineering construction platform is easy to cause unstable center of gravity, inclination or even collapse due to uneven ground in the use process.

[0005] The technical scheme of the utility model is: a building engineering construction safety platform, which comprises a movable base, a hydraulic lifting assembly located in the inner cavity of the movable base, a construction platform located at the top of the hydraulic lifting assembly, and a supporting assembly located at the front and back of the movable base, the supporting assembly comprises a mounting groove, a supporting arm rotatably connected with the inner wall of the mounting groove through a rotating shaft, a movable rod slidably connected with the inner cavity of the supporting arm, a fixed plate fixedly connected with the movable rod, a hydraulic supporting leg located at the bottom of the fixed plate, and a pad plate located at the bottom of the hydraulic supporting leg, and the two sides of the mounting groove inner cavity are rotatably connected with the supporting arm.

[0006] Preferably, after the mobile base moves to the designated position, the brake system of the mobile base is used for preliminary fixing, then four groups of support assemblies are unfolded to the outside of the installation slot, the support arm is pulled to move from the inner cavity of the installation slot to the outside, the movable rod is extracted from the inner cavity of the support arm after the support arm is pulled to the designated position, then the movable rod is extracted to the appropriate position, the fixing pin is penetrated through the support arm and the positioning hole, then the support height is adjusted by the hydraulic support leg, the output end of the hydraulic support leg is extended to push the base plate to tightly contact with the ground, at this time, the base plate increases the contact area with the ground, enhances the stability of the whole safety platform, effectively prevents safety accidents caused by platform shaking during the construction process, then the hydraulic lifting assembly is started, the hydraulic lifting assembly stably lifts the construction platform to the required working height, the construction personnel can perform various operations on the construction platform, through the cooperation of various components, not only the movement is flexible and convenient, the construction platform can be quickly transferred at different construction sites, but also the support is stable and reliable, which provides a safe and efficient working environment for the construction personnel, greatly improves the safety and working efficiency of the construction engineering.

[0007] Preferably, the top of the movable rod is provided with a positioning hole, and the support arm and the movable rod are movably connected through a fixing pin.

[0008] Preferably, the hydraulic support leg is fixedly connected with the bottom of the fixed plate, the base plate is fixed to the output end of the hydraulic support leg, and the front and back surfaces of the mobile base are provided with installation slots.

[0009] Preferably, the hydraulic lifting assembly comprises a scissor arm, a hydraulic oil cylinder for jacking the scissor arm, an oil cylinder seat for connecting the hydraulic oil cylinder and the scissor arm, and guide rollers mounted on the upper end and the lower end of the scissor arm through movable pins.

[0010] Preferably, the lower end of the scissor arm is movably connected with the inner cavity of the mobile base through a movable pin, the lower end guide roller is slidably connected with the inner cavity of the mobile base, both the oil cylinder seats are fixedly connected with the scissor arm, and both ends of the scissor arm are movably connected with the inner cavities of the oil cylinder seats through movable pins.

[0011] Preferably, the construction platform comprises a jump plate located at the top of the scissor arm, a fence fixed to the top of the jump plate, a movable door hinged to one side of the fence, and a ladder fixed to one side of the mobile base.

[0012] Preferably, the top end of the scissor arm is movably connected with the bottom of the jump plate through a movable pin, and the upper end guide roller is slidably connected with the bottom of the jump plate.

[0013] The utility model discloses an advantageous effect: through the support subassembly of setting, after moving base moves to the specified position, can be unfolded to the installation groove outside, pulls the support arm and draws out the movable rod, after fixing through the fixed pin, utilizes hydraulic support leg to adjust the support height, makes the pad and ground closely adhere, effectively increases the contact area with ground, thereby the stability of whole safety platform is enhanced significantly, effectively prevent the safety accident that the platform shakes and causes in the construction process, simultaneously, the design of hydraulic lifting assembly makes the construction platform can smoothly lift to the required working height, provides a safe, efficient work environment for construction personnel, in addition, the platform moves nimble and convenient, can shift at different construction sites quickly, the safety and work efficiency of building engineering construction are improved greatly. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The main view structure schematic drawing of the utility model is shown.

[0015] Figure 2 The support subassembly of the utility model is shown in the unfolded state structure schematic drawing.

[0016] Figure 3 The hydraulic lifting assembly of the utility model is shown in the unfolded state structure schematic drawing.

[0017] Figure 4 The support subassembly of the utility model is shown in the separated state structure schematic drawing.

[0018] Figure 5 The hydraulic lifting assembly of the utility model is shown in the connected state structure schematic drawing.

[0019] The figure mark explanation: 100, moving base, 200, hydraulic lifting assembly, 210, scissor arm, 220, hydraulic oil cylinder, 230, oil cylinder seat, 240, guide roller, 300, construction platform, 310, springboard, 320, fence, 330, movable door, 340, ladder, 400, support subassembly, 410, installation groove, 420, support arm, 430, movable rod, 440, fixed plate, 450, hydraulic support leg, 460, pad, 470, positioning hole. DETAILED DESCRIPTION

[0020] The utility model will be further explained below in connection with the drawings and examples.

[0021] Example 1

[0022] Please refer to Figures 1 to 5The utility model provides a kind of embodiment: a construction engineering construction safety platform, including mobile base 100, hydraulic lifting assembly 200 in the inner chamber of mobile base 100, construction platform 300 at the top of hydraulic lifting assembly 200, and support assembly 400 at the front and back of mobile base 100, support assembly 400 includes mounting groove 410, support arm 420 is rotatably connected with the inner wall of mounting groove 410 by pivot, movable rod 430 is slidably connected with the inner chamber of support arm 420, fixed plate 440 is fixedly connected with movable rod 430, hydraulic outrigger 450 is located at the bottom of fixed plate 440, and pad 460 is located at the bottom of hydraulic outrigger 450, and support arm 420 is rotatably connected on both sides of the inner chamber of mounting groove 410, the top of movable rod 430 is provided with positioning hole 470, support arm 420 and movable rod 430 are movably connected by fixed pin, the bottom of hydraulic outrigger 450 and fixed plate 440 is fixedly connected, pad 460 is fixed to the output end of hydraulic outrigger 450, and mounting groove 410 is formed on the front and back of mobile base 100.

[0023] When working, first, mobile base 100 is moved to the specified position required for construction, mobile base 100 is provided with brake system, and the brake system of mobile base 100 is used for preliminary fixing, to ensure that mobile base 100 cannot be moved randomly, then, four groups of support assembly 400 located at the front and back of mobile base 100 are unfolded to the outside of mounting groove 410, support arm 420 is pulled to move from inside mounting groove 410 to the outside, when support arm 420 reaches the appropriate position, movable rod 430 is pulled out from the inside of support arm 420 to the outside, after movable rod 430 is pulled out to the appropriate length, fixed pin is inserted into the positioning hole 470 on the top of support arm 420 and movable rod 430, to fix the relative position of movable rod 430 and support arm 420, then hydraulic outrigger 450 is started, the output end of hydraulic outrigger 450 starts to extend, pad 460 is pushed to move downwards, until pad 460 is closely attached to the ground, because pad 460 increases the contact area with the ground, the stability of the whole safety platform on the ground is enhanced, to effectively prevent safety accidents caused by platform shaking in subsequent construction process.

[0024] After construction is completed, hydraulic outrigger 450 is retracted, the output end of hydraulic outrigger 450 is retracted, pad 460 is driven to move away from the ground, then fixed pin is pulled out, movable rod 430 is pushed back to the inner chamber of support arm 420, support arm 420 is rotated to retract into mounting groove 410, to restore support assembly 400 to the initial state, then the brake system of mobile base 100 is released, mobile base 100 is moved to the specified position required for construction, the above operation is repeated, to build stable construction safety platform again for operation.

[0025] The support arm 420 is rotatably connected with the mounting groove 410 through a rotating shaft, can be flexibly adjusted in position according to the terrain angle, the movable rod 430 slides in the inner cavity of the support arm 420, and the positioning hole 470 and the fixed pin lock are used to realize adjustment of the support radius, each hydraulic support leg 450 can be independently telescopic, so as to adapt to different ground heights, the hydraulic support leg 450 is fixed at the bottom of the fixed plate 440, the output end of the hydraulic support leg 450 is provided with a pad plate 460, the pad plate 460 can increase the grounding area, disperse the pressure, reduce the risk of local deformation of the ground, by adjusting the hydraulic support leg 450, it is ensured that all the four hydraulic support legs 450 are in stable contact with the ground, multi-point independent support is formed, the influence of uneven ground is offset, the overall level of the platform is maintained, and tilting caused by the shift of the gravity center is prevented.

[0026] Example 2

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 5 , which is different from example 1, the hydraulic lifting assembly 200 comprises a scissor arm 210, a hydraulic oil cylinder 220 for jacking the scissor arm 210, an oil cylinder seat 230 for connecting the hydraulic oil cylinder 220 and the scissor arm 210, and a guide roller 240 mounted on the upper end and the lower end of the scissor arm 210 through a movable pin, the lower end of the scissor arm 210 is movably connected with the inner cavity of the mobile base 100 through a movable pin, the lower end guide roller 240 is slidably connected with the inner cavity of the mobile base 100, both oil cylinder seats 230 are fixedly connected with the scissor arm 210, both ends of the scissor arm 210 are movably connected with the inner cavities of the oil cylinder seats 230 through movable pins, the construction platform 300 comprises a jump plate 310 located at the top of the scissor arm 210, a fence 320 fixed around the top of the jump plate 310, a movable door 330 hinged on one side of the fence 320, and a ladder 340 fixed on one side of the mobile base 100, the top end of the scissor arm 210 is movably connected with the bottom of the jump plate 310 through a movable pin, and the upper end guide roller 240 is slidably connected with the bottom of the jump plate 310.

[0028] When the work is carried out, after the adjustment work of the support assembly 400 is completed, the hydraulic lifting assembly 200 is started immediately, the hydraulic oil cylinder 220 starts to work, and a strong thrust is generated to act on the scissor arm 210, so that the scissor arm 210 starts to carry out orderly lifting movement. The scissor arm 210 is composed of a plurality of cross-arranged and stable-structured connecting rods, the two ends of the scissor arm 210 are tightly connected with the jump plate 310 and the movable base 100 respectively, the lower end of the scissor arm 210 is movably connected with the inner cavity of the movable base 100 through a movable pin, so that the scissor arm 210 can move flexibly and stably during the lifting process. In addition, the lower end guide roller 240 is slidably connected with the inner cavity of the movable base 100, further enhancing the stability of the scissor arm 210 during movement. At the same time, the upper end guide roller 240 of the scissor arm 210 is also slidably connected with the bottom of the jump plate 310, further ensuring that the construction platform 300 can maintain high stability during the whole lifting process, avoiding the safety hidden danger caused by vibration or shaking. The construction personnel can safely board the construction platform 300 through the ladder 340 fixed on one side of the movable base 100, and then conveniently enter the construction area through the movable door 330 hinged on one side of the fence 320 to carry out various operations. The fence 320 not only provides a safe working environment for the construction personnel, but also effectively protects their life safety during high-altitude operation, greatly improving the safety coefficient of the construction process.

[0029] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A construction safety platform for construction engineering, comprising a mobile base (100), a hydraulic lifting assembly (200) located in the inner cavity of the mobile base (100), a construction platform (300) located at the top of the hydraulic lifting assembly (200), and a support assembly (400) located on the front and back of the mobile base (100), characterized in that: The support assembly (400) comprises a mounting groove (410), a support arm (420) rotatably connected with the inner wall of the mounting groove (410) through a rotating shaft, a movable rod (430) slidably connected with the inner cavity of the support arm (420), a fixed plate (440) fixedly connected with the movable rod (430), a hydraulic support leg (450) located at the bottom of the fixed plate (440), and a base plate (460) located at the bottom of the hydraulic support leg (450), and the support arm (420) is rotatably connected with the inner cavity of the mounting groove (410) on both sides.

2. A construction safety platform according to claim 1, wherein: The top of the movable rod (430) is provided with a positioning hole (470), and the support arm (420) and the movable rod (430) are movably connected through a fixing pin.

3. A construction safety platform as claimed in claim 1, wherein: The hydraulic support leg (450) is fixedly connected with the bottom of the fixed plate (440), the base plate (460) is fixed to the output end of the hydraulic support leg (450), and the front and back surfaces of the mobile base (100) are provided with mounting grooves (410).

4. A construction safety platform according to claim 1, wherein: The hydraulic lifting assembly (200) comprises a scissor arm (210), a hydraulic oil cylinder (220) for jacking the scissor arm (210), an oil cylinder seat (230) for connecting the hydraulic oil cylinder (220) and the scissor arm (210), and guide rollers (240) mounted on the upper and lower ends of the scissor arm (210) through movable pins.

5. A construction safety platform according to claim 4, wherein: The lower end of the scissor arm (210) is movably connected with the inner cavity of the mobile base (100) through a movable pin, the lower end guide roller (240) is slidably connected with the inner cavity of the mobile base (100), both the oil cylinder seats (230) are fixedly connected with the scissor arm (210), and both ends of the scissor arm (210) are movably connected with the inner cavities of the oil cylinder seats (230) through movable pins.

6. A construction safety platform according to claim 4, wherein: The construction platform (300) comprises a jump plate (310) located at the top of the scissor arm (210), a fence (320) fixedly connected with the top of the jump plate (310), a movable door (330) hingedly connected with one side of the fence (320), and a ladder (340) fixedly connected with one side of the mobile base (100).

7. A construction safety platform according to claim 6, wherein: The top end of the scissor arm (210) is movably connected with the bottom of the jump plate (310) through a movable pin, and the upper end guide roller (240) is slidably connected with the bottom of the jump plate (310).

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