Safety warning device for construction site

Abstract

The utility model discloses a construction site safety warning device which comprises a bottom plate, pulleys are fixedly connected to the four corners of the bottom of the bottom plate, positioning mechanisms are fixedly connected to the two sides of the top of the bottom plate, each positioning mechanism comprises a first threaded sleeve, the bottom of each first threaded sleeve is fixedly connected with the top of the bottom plate, and the bottom of each first threaded sleeve is fixedly connected with the top of the bottom plate. A fixing shell is fixedly connected to the top of the bottom plate, and sliding grooves are formed in the two sides of the front side and the rear side of an inner cavity of the fixing shell correspondingly. Through cooperative use of the bottom plate, the pulleys, the positioning mechanism, the fixing shell, the sliding groove, the lifting assembly, a fixing block, an L-shaped mounting frame, a warning plate body, a limiting shell, a first motor, a reciprocating lead screw, a second threaded sleeve, a positioning rod, a cleaning brush, a sliding sleeve, a sliding rod and a reinforcing block, the problems that an existing construction site is poor in environment, a large amount of dust is attached to the surface of a warning plate, and the warning plate is prone to falling off are solved. The checking of constructors is influenced, so that the safety of the warning device is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction safety warning devices, and in particular relates to a construction site safety warning device. Background Art

[0002] During construction, due to the complex and changeable conditions of the construction site, the construction site has high safety hazards. In order to prevent unauthorized personnel from mistakenly entering the construction site, during construction, workers usually place some safety warning devices near the construction site to warn unauthorized personnel to stay away from the construction site. Therefore, in the technical field of construction safety warning devices, a construction site safety warning device is needed.

[0003] For example, the application number is CN202221751056.7. The utility model belongs to the technical field of construction safety warning devices, and is particularly a safety warning device for construction sites, including a warning sign. The safety warning device also includes: a main body plate, wherein the main body plate is installed on the rear side of the warning sign and is arranged parallel to the warning sign. An L-shaped mounting plate is symmetrically fixed on the top of the main body plate, and a guide groove is provided in the middle of the main body plate. In the construction site safety warning device of the utility model, the warning sign can have a certain rotation function after installation through the arrangement of the connecting plate and the rotating shaft, and can be longitudinally moved after installation through the arrangement of the guide groove, the rotating wheel and the connecting rod. The warning sign can also be moved longitudinally after installation through the arrangement of the movable card strip, the fixed card plate and the spring, so that the warning device is more convenient to adjust and move, thereby increasing the flexibility of the warning device and facilitating the multi-angle adjustment and use of the warning device, solving the defects existing in the existing warning device and being convenient to use.

[0004] Based on the search of the above patents and in combination with the warning devices in the prior art, it was found that when the above warning device is used, the setting of movable card strips, fixed card plates and springs can make the warning device easier to adjust and move, thereby increasing the flexibility of the warning device and facilitating the adjustment and use of the warning device at multiple angles. However, the internal environment of the construction site is poor, and a large amount of dust will adhere to the surface of the warning board, affecting the construction workers' inspection, thereby reducing the safety of the warning device.

[0005] The construction site safety warning device provided by the utility model can conveniently move and position the warning device through a pulley and a positioning mechanism. At the same time, the warning range of the warning sign can be increased through a lifting component, and the cleaning brush can be driven to move by a motor to facilitate cleaning of dust on the surface of the warning board, thereby improving the safety of the warning device. Utility Model Content

[0006] In response to the problems existing in the prior art, the utility model provides a construction site safety warning device, which has the advantages of cleaning the dust on the surface of the warning board and facilitating the movement, positioning and height adjustment of the warning device. It solves the problem that the existing construction site environment is poor, a large amount of dust will adhere to the surface of the warning board, affecting the construction personnel's inspection, thereby reducing the safety of the warning device.

[0007] The utility model is implemented as follows: a construction site safety warning device comprises a base plate, four corners of the bottom of the base plate are fixedly connected to pulleys, both sides of the top of the base plate are fixedly connected to positioning mechanisms, the positioning mechanism comprises a first threaded sleeve, the bottom of the first threaded sleeve is fixedly connected to the top of the base plate, the top of the base plate is fixedly connected to a fixed shell, both sides of the front and rear sides of the inner cavity of the fixed shell are provided with sliding grooves, the left side of the fixed shell is fixedly connected to a lifting assembly, the lifting assembly comprises a driving motor and four tooth plates, one side of the tooth plate close to the fixed shell is movably connected to the inner wall of the fixed shell, a fixed block is fixedly connected between the tops of the two tooth plates, an L-shaped mounting frame is fixedly connected between the tops of the two fixed blocks, and the rear side of the inner cavity of the L-shaped mounting frame is fixedly connected by a screw The bolt is fixedly connected to the warning plate body, the top of the rear side of the inner cavity of the L-shaped mounting frame is fixedly connected to the limit shell, the right side of the limit shell is fixedly connected to the first motor, the output end of the first motor passes through the inner cavity of the limit shell and is fixedly connected to a reciprocating screw rod, the left side of the reciprocating screw rod is movably connected to the inner wall of the limit shell, the surface of the reciprocating screw rod is threadedly connected to a second threaded sleeve, the front and rear sides of the second threaded sleeve are in contact with the inner wall of the limit shell, the bottom of the second threaded sleeve is fixedly connected to a positioning rod, the rear side of the positioning rod is fixedly connected to a cleaning brush, the rear side of the cleaning brush is in contact with the surface of the warning plate body, the bottom of the positioning rod is fixedly connected to a sliding sleeve, the inner cavity of the sliding sleeve is movably connected to a sliding rod, and the bottom of the sliding rod is fixedly connected to the inner wall of the L-shaped mounting frame.

[0008] As a preferred embodiment of the utility model, the inner cavity of the first threaded sleeve is threadedly connected to an adjusting screw, the top of the adjusting screw is fixedly connected to a torsion block, and the bottom of the adjusting screw passes through the top of the base plate and is fixedly connected to a positioning block.

[0009] As a preferred embodiment of the utility model, a positioning ring is sleeved on the surface of the first threaded sleeve, and the bottom of the positioning ring is fixedly connected to the top of the base plate.

[0010] As a preferred embodiment of the utility model, the right side of the drive motor is fixedly connected to the left side of the fixed shell, the output end of the drive motor passes through the inner cavity of the fixed shell and is fixedly connected to the first transmission rod, the right side of the first transmission rod is movably connected to the inner wall of the fixed shell, the surface of the first transmission rod is sleeved with two first gears, the front sides of the two first gears are meshed with the second gear, the inner cavity of the second gear is fixedly connected with the second transmission rod, both sides of the second transmission rod are movably connected to the inner wall of the fixed shell, and the opposite sides of the two first gears and the two second gears are meshed with the surface of the toothed plate.

[0011] As a preferred embodiment of the utility model, a fixing ring is sleeved on the surface of the driving motor, and the right side of the fixing ring is fixedly connected to the left side of the fixing shell.

[0012] As a preferred embodiment of the present invention, a sliding block is fixedly connected to a side of the tooth plate close to the inner wall of the fixed shell, and a side of the sliding block away from the tooth plate is movably connected to the inner wall of the sliding groove.

[0013] As a preferred embodiment of the present invention, reinforcement blocks are fixedly connected to both sides of the fixing block, and the top of the reinforcement block is fixedly connected to the bottom of the L-shaped mounting frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model solves the problem that the existing construction site environment is poor, a large amount of dust will adhere to the surface of the warning plate, affecting the inspection of construction personnel, thereby reducing the safety of the warning device through the coordinated use of a base plate, a pulley, a positioning mechanism, a fixed shell, a slide groove, a lifting assembly, a fixed block, an L-shaped mounting frame, a warning plate body, a limit shell, a first motor, a reciprocating screw, a second threaded sleeve, a positioning rod, a cleaning brush, a sliding sleeve, a sliding rod and a reinforcement block.

[0016] 2. The utility model uses a first threaded sleeve, an adjusting screw, a torsion block and a positioning block in coordination. When in use, a worker pushes the warning device to a designated position by moving a pulley, and then rotates the torsion block. The torsion block drives the adjusting screw to move downward when rotating, and the adjusting screw drives the positioning block to move downward when moving downward. The positioning block moves downward and contacts the ground, so that the warning device can be fixed. The positioning ring fixes the first threaded sleeve and prevents the first threaded sleeve from falling off when in use.

[0017] 3. The utility model cooperates with a driving motor, a first transmission rod, a first gear, a second gear, a second transmission rod and a toothed plate. When the warning device is fixed, the staff turns on the driving motor, and the output end of the driving motor drives the first transmission rod to rotate. When the first transmission rod rotates, it drives the two first gears to rotate. When the two first gears rotate, they drive the two second gears to rotate in opposite directions. When the two first gears and the two second gears rotate in opposite directions, they drive the four toothed plates to move upward, so that the height of the warning plate body can be adjusted to increase the warning range. After long-term use, a large amount of dust will adhere to the surface of the warning plate body, affecting observation. When the staff needs to adjust the warning plate body When cleaning the surface, first turn on the first motor, and the output end of the first motor drives the reciprocating screw to rotate. The reciprocating screw drives the second threaded sleeve to move back and forth left and right when rotating. The second threaded sleeve drives the positioning rod to move back and forth left and right when moving back and forth left and right. The positioning rod is limited by the sliding sleeve and the sliding rod when moving back and forth left and right, and drives the cleaning brush to move back and forth left and right, so that the surface of the warning plate body can be cleaned to improve the warning effect. The fixing ring can fix the driving motor and prevent the driving motor from falling off or shifting during use. The coordinated use of the slider and the slide groove can limit the tooth plate and prevent the tooth plate from shifting during use.

[0018] 4. The utility model fixes the L-shaped mounting frame through the reinforcement block, and at the same time improves the stability of the L-shaped mounting frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram provided by an embodiment of the utility model;

[0020] Figure 2 This is a front cross-sectional view of an L-shaped mounting frame and a limiting shell structure provided by an embodiment of the utility model;

[0021] Figure 3 It is a left-side split cross-sectional view of a fixed shell and a lifting assembly provided in an embodiment of the utility model;

[0022] Figure 4 This is a front view of the positioning mechanism provided by an embodiment of the utility model;

[0023] Figure 5 It is a top view of the lifting assembly provided by an embodiment of the utility model.

[0024] In the figure: 1. base plate; 2. pulley; 3. positioning mechanism; 301. first threaded sleeve; 302. adjusting screw; 303. torsion block; 304. positioning block; 305. positioning ring; 4. fixed shell; 5. slide groove; 6. lifting assembly; 601. driving motor; 602. first transmission rod; 603. first gear; 604. second gear; 605. second transmission rod; 606. tooth plate; 607. fixing ring; 608. slider; 7. fixing block; 8. L-shaped mounting bracket; 9. warning plate body; 10. limiting shell; 11. first motor; 12. reciprocating screw rod; 13. second threaded sleeve; 14. positioning rod; 15. cleaning brush; 16. sliding sleeve; 17. sliding rod; 18. reinforcement block. DETAILED DESCRIPTION

[0025] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0026] The structure of the utility model is described in detail below in conjunction with the accompanying drawings.

[0027] like Figures 1 to 5 As shown, a construction site safety warning device provided by an embodiment of the utility model comprises a base plate 1, pulleys 2 are fixedly connected to the four corners of the bottom of the base plate 1, positioning mechanisms 3 are fixedly connected to the two sides of the top of the base plate 1, the positioning mechanism 3 comprises a first threaded sleeve 301, the bottom of the first threaded sleeve 301 is fixedly connected to the top of the base plate 1, a fixed shell 4 is fixedly connected to the top of the base plate 1, slide grooves 5 are provided on both sides of the front and rear sides of the inner cavity of the fixed shell 4, a lifting assembly 6 is fixedly connected to the left side of the fixed shell 4, the lifting assembly 6 comprises a driving motor 601 and four tooth plates 606, a side of the tooth plate 606 close to the fixed shell 4 is movably connected to the inner wall of the fixed shell 4, a fixing block 7 is fixedly connected between the tops of the two tooth plates 606, an L-shaped mounting frame 8 is fixedly connected between the tops of the two fixing blocks 7, and the rear side of the inner cavity of the L-shaped mounting frame 8 is fixed by bolts. A warning plate body 9 is fixedly connected thereto, a limit shell 10 is fixedly connected to the top of the rear side of the inner cavity of the L-shaped mounting frame 8, a first motor 11 is fixedly connected to the right side of the limit shell 10, an output end of the first motor 11 passes through the inner cavity of the limit shell 10 and is fixedly connected thereto a reciprocating screw rod 12, a left side of the reciprocating screw rod 12 is movably connected to the inner wall of the limit shell 10, a second threaded sleeve 13 is threadedly connected to the surface of the reciprocating screw rod 12, the front and rear sides of the second threaded sleeve 13 are in contact with the inner wall of the limit shell 10, a positioning rod 14 is fixedly connected to the bottom of the second threaded sleeve 13, a cleaning brush 15 is fixedly connected to the rear side of the positioning rod 14, the rear side of the cleaning brush 15 is in contact with the surface of the warning plate body 9, a sliding sleeve 16 is fixedly connected to the bottom of the positioning rod 14, a sliding sleeve 17 is movably connected to the inner cavity of the sliding sleeve 16, and the bottom of the sliding rod 17 is fixedly connected to the inner wall of the L-shaped mounting frame 8.

[0028] refer to Figure 1 and Figure 4 The inner cavity of the first threaded sleeve 301 is threadedly connected to an adjusting screw 302, the top of the adjusting screw 302 is fixedly connected to a torsion block 303, the bottom of the adjusting screw 302 passes through the top of the base plate 1 and is fixedly connected to a positioning block 304, and the surface of the first threaded sleeve 301 is provided with a positioning ring 305, and the bottom of the positioning ring 305 is fixedly connected to the top of the base plate 1.

[0029] The above scheme is adopted: through the coordinated use of the first threaded sleeve 301, the adjusting screw 302, the torsion block 303 and the positioning block 304, when in use, the staff pushes the warning device to the specified position by moving the pulley 2, and then rotates the torsion block 303. The torsion block 303 drives the adjusting screw 302 to move downward when rotating, and the adjusting screw 302 drives the positioning block 304 to move downward when moving downward. The positioning block 304 moves downward and contacts the ground, so that the warning device can be fixed. The positioning ring 305 fixes the first threaded sleeve 301 and prevents the first threaded sleeve 301 from falling off when in use.

[0030] refer to Figure 1 , Figure 3 and Figure 5 The right side of the driving motor 601 is fixedly connected to the left side of the fixed shell 4, the output end of the driving motor 601 passes through the inner cavity of the fixed shell 4 and is fixedly connected to the first transmission rod 602, the right side of the first transmission rod 602 is movably connected to the inner wall of the fixed shell 4, the surface of the first transmission rod 602 is sleeved with two first gears 603, the front sides of the two first gears 603 are meshed with the second gear 604, the inner cavity of the second gear 604 is fixedly connected with the second transmission rod 605, both sides of the second transmission rod 605 are movably connected to the inner wall of the fixed shell 4, the opposite sides of the two first gears 603 and the two second gears 604 are meshed with the surface of the tooth plate 606, the surface of the driving motor 601 is sleeved with a fixing ring 607, the right side of the fixing ring 607 is fixedly connected to the left side of the fixed shell 4, the side of the tooth plate 606 close to the inner wall of the fixed shell 4 is fixedly connected with a slider 608, and the side of the slider 608 away from the tooth plate 606 is movably connected to the inner wall of the slide groove 5.

[0031] The above scheme is adopted: through the coordinated use of the driving motor 601, the first transmission rod 602, the first gear 603, the second gear 604, the second transmission rod 605 and the tooth plate 606, when the warning device is fixed, the staff turns on the driving motor 601, and the output end of the driving motor 601 drives the first transmission rod 602 to rotate, and the first transmission rod 602 drives the two first gears 603 to rotate when rotating, and the two first gears 603 drive the two second gears 604 to rotate in opposite directions when rotating, and when the two first gears 603 and the two second gears 604 rotate in opposite directions, they drive the four tooth plates 606 to move upward, so that the height of the warning plate body 9 can be adjusted to increase the warning range. After long-term use, a large amount of dust will adhere to the surface of the warning plate body 9, affecting observation. When the staff needs to adjust the warning When cleaning the surface of the plate body 9, first turn on the first motor 11, and the output end of the first motor 11 drives the reciprocating screw 12 to rotate. The reciprocating screw 12 drives the second threaded sleeve 13 to move back and forth when rotating. The second threaded sleeve 13 drives the positioning rod 14 to move back and forth when moving back and forth. The positioning rod 14 is limited by the sliding sleeve 16 and the sliding rod 17 when moving back and forth, and drives the cleaning brush 15 to move back and forth, so that the surface of the warning plate body 9 can be cleaned to improve the warning effect. The fixing ring 607 can fix the drive motor 601 and prevent the drive motor 601 from falling off or shifting during use. The slider 608 and the slide groove 5 can limit the tooth plate 606 and prevent the tooth plate 606 from shifting during use.

[0032] refer to Figure 1 and Figure 3 Both sides of the fixing block 7 are fixedly connected with reinforcement blocks 18 , and the top of the reinforcement block 18 is fixedly connected to the bottom of the L-shaped mounting frame 8 .

[0033] With the above solution, the reinforcing block 18 can fix the L-shaped mounting frame 8 and improve the stability of the L-shaped mounting frame 8 .

[0034] The working principle of this utility model:

[0035] When in use, the staff pushes the warning device to the specified position by moving the pulley 2, and then rotates the torsion block 303. The torsion block 303 drives the adjusting screw 302 to move downward when rotating, and the adjusting screw 302 drives the positioning block 304 to move downward when moving downward. The positioning block 304 moves downward and contacts the ground, and the warning device can be fixed. When the warning device is fixed, the staff turns on the driving motor 601, and the output end of the driving motor 601 drives the first transmission rod 602 to rotate. When the first transmission rod 602 rotates, it drives the two first gears 603 to rotate. When the two first gears 603 rotate, they drive the two second gears 604 to rotate in opposite directions. When the two first gears 603 and the two second gears 604 rotate in opposite directions, When it rotates, it drives the four tooth plates 606 to move upward, so that the height of the warning plate body 9 can be adjusted to increase the warning range. After long-term use, a large amount of dust will adhere to the surface of the warning plate body 9, affecting observation. When the staff needs to clean the surface of the warning plate body 9, first turn on the first motor 11, and the output end of the first motor 11 drives the reciprocating screw 12 to rotate. The reciprocating screw 12 drives the second threaded sleeve 13 to move back and forth left and right when rotating. The second threaded sleeve 13 drives the positioning rod 14 to move back and forth left and right when moving back and forth left and right. The positioning rod 14 is limited by the sliding sleeve 16 and the sliding rod 17 when moving back and forth left and right, and drives the cleaning brush 15 to move back and forth left and right, so that the surface of the warning plate body 9 can be cleaned to improve the warning effect.

[0036] To sum up: the construction site safety warning device, through the coordinated use of the base plate 1, pulley 2, positioning mechanism 3, fixed shell 4, slide groove 5, lifting assembly 6, fixed block 7, L-shaped mounting frame 8, warning board body 9, limit shell 10, first motor 11, reciprocating screw 12, second threaded sleeve 13, positioning rod 14, cleaning brush 15, sliding sleeve 16, sliding rod 17 and reinforcement block 18, solves the problem that the existing construction site environment is poor, a large amount of dust will adhere to the surface of the warning board, affecting the construction personnel's inspection, thereby reducing the safety of the warning device.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction site safety warning device, comprising a base plate, characterized in that: The four corners of the bottom of the base plate are fixedly connected to pulleys, and both sides of the top of the base plate are fixedly connected to a positioning mechanism, the positioning mechanism includes a first threaded sleeve, the bottom of the first threaded sleeve is fixedly connected to the top of the base plate, the top of the base plate is fixedly connected to a fixed shell, and slide grooves are provided on both sides of the front and rear sides of the inner cavity of the fixed shell, and a lifting assembly is fixedly connected to the left side of the fixed shell, and the lifting assembly includes a driving motor and four tooth plates, and the side of the tooth plate close to the fixed shell is movably connected to the inner wall of the fixed shell, a fixed block is fixedly connected between the tops of the two tooth plates, and an L-shaped mounting frame is fixedly connected between the tops of the two fixed blocks, and the rear side of the inner cavity of the L-shaped mounting frame is fixedly connected to a warning plate body by bolts, and the top of the rear side of the inner cavity of the L-shaped mounting frame is fixedly connected to a limited shell, and the right side of the limited shell is fixedly connected to a first motor, and the output end of the first motor passes through The cam is connected to the inner cavity of the limit shell and is fixedly connected to a reciprocating screw rod, the left side of the reciprocating screw rod is movably connected to the inner wall of the limit shell, the surface of the reciprocating screw rod is threadedly connected to a second threaded sleeve, the front and rear sides of the second threaded sleeve are both in contact with the inner wall of the limit shell, the bottom of the second threaded sleeve is fixedly connected to a positioning rod, the rear side of the positioning rod is fixedly connected to a cleaning brush, the rear side of the cleaning brush contacts the surface of the warning plate body, the bottom of the positioning rod is fixedly connected to a sliding sleeve, the inner cavity of the sliding sleeve is movably connected to a sliding rod, the bottom of the sliding rod is fixedly connected to the inner wall of the L-shaped mounting bracket, the inner cavity of the first threaded sleeve is threadedly connected to an adjusting screw, the top of the adjusting screw is fixedly connected to a torsion block, the bottom of the adjusting screw passes through the top of the base plate and is fixedly connected to the positioning block, the surface of the first threaded sleeve is provided with a positioning ring, and the bottom of the positioning ring is fixedly connected to the top of the base plate.

2. A construction site safety warning device as claimed in claim 1, characterized in that: The right side of the driving motor is fixedly connected to the left side of the fixed shell, the output end of the driving motor passes through the inner cavity of the fixed shell and is fixedly connected to the first transmission rod, the right side of the first transmission rod is movably connected to the inner wall of the fixed shell, the surface of the first transmission rod is sleeved with two first gears, the front sides of the two first gears are meshed with the second gear, the inner cavity of the second gear is fixedly connected with the second transmission rod, both sides of the second transmission rod are movably connected to the inner wall of the fixed shell, and the opposite sides of the two first gears and the two second gears are meshed with the surface of the toothed plate.

3. A construction site safety warning device as claimed in claim 2, characterized in that: A fixing ring is sleeved on the surface of the driving motor, and the right side of the fixing ring is fixedly connected to the left side of the fixing shell.

4. A construction site safety warning device as claimed in claim 1, characterized in that: A sliding block is fixedly connected to one side of the tooth plate close to the inner wall of the fixed shell, and a side of the sliding block away from the tooth plate is movably connected to the inner wall of the sliding groove.

5. A construction site safety warning device as claimed in claim 1, characterized in that: Both sides of the fixing block are fixedly connected with reinforcement blocks, and the top of the reinforcement block is fixedly connected to the bottom of the L-shaped mounting frame.

Images