Warning device for construction engineering construction

Abstract

The utility model relates to the field of construction safety, in particular to a warning device for construction engineering construction. The technical problems that a traditional device is inconvenient to give an alarm when a forcible rushing person enters, is inconvenient to warn workers in time, is inconvenient to block an entrance when the forcible rushing person enters, and is inconvenient to prevent the forcible rushing person from further going deep into a construction site are solved. A warning device for construction engineering construction comprises a base, the base is hollow, a rotating shaft is rotatably connected to the base, a warning plate is fixedly connected to the upper end of the rotating shaft, warning slogans are engraved on the warning plate, and a motor is fixedly connected to the bottom of the inner wall of the base. An intruder steps on a movable plate, the movable plate drives a power supply to move downwards, the power supply drives a conducting strip to move downwards, and the conducting strip is in contact with a pin, so that a buzzer is connected with the power supply and gives out an alarm sound, an alarm can be conveniently given out when the intruder enters, and a worker can be conveniently warned in time.

Description

Technical Field

[0001] The utility model relates to the field of construction safety, in particular to a warning device for construction engineering. Background Art

[0002] Construction engineering is an industry with a high risk of accidents. Since there are many mechanical equipment on construction sites and the construction materials are heavy, and ordinary trespassers usually do not have good protective equipment and do not have a high level of safety awareness, safety accidents are very likely to occur when trespassers enter the construction site. It is usually necessary to use warning devices to remind passers-by not to enter the construction site by mistake.

[0003] Common warning devices are warning signs or warning banners. These warning devices are limited to providing reminders. When an intruder enters, it is not convenient to sound an alarm, it is not convenient to warn staff in time, and it is not convenient to block the entrance when an intruder enters, and it is not convenient to prevent the intruder from further entering the construction site. Utility Model Content

[0004] In order to overcome the shortcomings of traditional devices that are inconvenient to sound an alarm when an intruder enters, it is not convenient to warn the staff in time, it is not convenient to block the entrance when an intruder enters, and it is not convenient to prevent the intruder from further entering the construction site, the utility model provides a warning device for construction projects that can easily sound an alarm when an intruder enters, it is convenient to warn the staff in time, and it is convenient to block the entrance when an intruder enters, and it is convenient to prevent the intruder from further entering the construction site.

[0005] The technical solution of the present utility model is as follows: A warning device for construction engineering, including a base, the base is hollow, a rotating shaft is rotatably connected to the base, the upper end of the rotating shaft is fixedly connected to a warning plate, a warning slogan is engraved on the warning plate, a motor is fixedly connected to the bottom of the inner wall of the base, the output shaft of the motor is fixedly connected to the bottom of the rotating shaft, an alarm mechanism is provided on the base, and a blocking mechanism is provided on the base, the alarm mechanism is used to sound an alarm when an intruder enters, so as to facilitate timely warning of the staff, and the blocking mechanism is used to block the entrance when an intruder enters, so as to prevent the intruder from further entering the construction site.

[0006] Preferably, the alarm mechanism includes a gear, the lower end of the rotating shaft is fixedly connected to the gear, the gear is located in the base, a limiting plate is slidably connected to the base, a rack is fixedly connected to one side of the limiting plate, the rack is engaged with the gear, a movable plate is slidably connected to the base, four reset springs are provided between the bottom of the movable plate and the base, and a chirping component is provided on the movable plate.

[0007] Preferably, the chirping component includes a power supply, the power supply is fixedly connected to the bottom of the movable plate, the power supply is located in the base, one end of the power supply is fixedly connected to a conductive sheet, the top of the base is fixedly connected to a buzzer, the buzzer is fixedly connected to a pin, the lower part of the pin is located in the base, and the lower part of the pin is in contact with the conductive sheet.

[0008] Preferably, the blocking mechanism includes a mounting seat, two mounting seats are fixedly connected to the top of the base, the two mounting seats are symmetrically arranged, a circular shaft is rotatably connected between the two mounting seats, a torsion spring is provided between the two mounting seats and the circular shaft, a baffle is fixed on the circular shaft, a slot is provided on the baffle, a limiting frame is slidably connected to the base, and the upper part of the limiting frame is located in the slot of the baffle.

[0009] Preferably, the limiting frame is provided with an inclined surface, and the movable plate contacts the inclined surface on the limiting frame.

[0010] The beneficial effects of the utility model are as follows: 1. When an intruder steps on the movable plate, the movable plate drives the power supply to move downward, and the power supply drives the conductive sheet to move downward. The conductive sheet contacts the pin, so that the buzzer is powered on and sounds an alarm. It is convenient to sound an alarm when an intruder enters, so as to warn the staff in time.

[0011] 2. By making the movable plate contact with the inclined surface on the limit frame and pushing the limit frame horizontally, the limit frame will disengage from the baffle and the limit frame will no longer clamp the baffle. The torsion spring will rebound and drive the circular shaft to rotate. The rotation of the circular shaft drives the baffle to rotate. The baffle will rotate to a vertical state, which can conveniently block the entrance when an intruder enters, thereby preventing the intruder from further entering the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0013] Figure 2 This is a schematic diagram of a partially cutaway three-dimensional structure of the first type of the utility model.

[0014] Figure 3 This is a schematic diagram of a second partially cutaway three-dimensional structure of the present invention.

[0015] Figure 4 This is a schematic diagram of a third partial sectional three-dimensional structure of the present invention.

[0016] Figure 5 This is a schematic diagram of a fourth partial sectional three-dimensional structure of the present invention.

[0017] Figure numbers: 1_base, 2_rotating shaft, 3_warning plate, 31_motor, 4_gear, 5_limiting plate, 6_rack, 7_movable plate, 8_reset spring, 9_power supply, 10_conductive sheet, 11_buzzer, 12_pin, 13_mounting base, 14_circular shaft, 15_torsion spring, 16_baffle, 17_limiting frame. DETAILED DESCRIPTION

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0019] Example 1: A warning device for construction engineering, such as Figure 1-Figure 5 As shown, it includes a base 1, which is hollow. A rotating shaft 2 is rotatably connected to the base 1. A warning plate 3 is fixed to the upper end of the rotating shaft 2. The rotating shaft 2 is used to drive the warning plate 3 to rotate. The warning plate 3 is engraved with a warning slogan. A motor 31 is fixed to the bottom of the inner wall of the base 1. The output shaft of the motor 31 is fixed to the bottom of the rotating shaft 2. The motor 31 drives the rotating shaft 2 to rotate, thereby driving the warning plate 3 to rotate. An alarm mechanism is provided on the base 1, and a blocking mechanism is provided on the base 1. The alarm mechanism is used to sound an alarm when an intruder enters, so as to warn the staff in time. The blocking mechanism is used to block the entrance when an intruder enters, so as to prevent the intruder from further entering the construction site.

[0020] The alarm mechanism includes a gear 4, the lower end of the rotating shaft 2 is fixedly connected to the gear 4, the rotating shaft 2 is used to drive the gear 4 to rotate, the gear 4 is located in the base 1, and the base 1 is slidably connected to a limit plate 5, one side of the limit plate 5 is fixedly connected to a rack 6, the rack 6 is used to drive the limit plate 5 to move, the rack 6 is engaged with the gear 4, the rotating shaft 2 drives the rack 6 to move through the gear 4, and then drives the limit plate 5 to move, a movable plate 7 is slidably connected to the base 1, four reset springs 8 are provided between the bottom of the movable plate 7 and the base 1, the reset spring 8 is used to drive the movable plate 7 to reset, and a chirping component is provided on the movable plate 7.

[0021] The chirping component includes a power supply 9, the power supply 9 is fixedly connected to the bottom of the movable plate 7, the movable plate 7 is used to drive the power supply 9 to move up and down, the power supply 9 is located in the base 1, one end of the power supply 9 is fixedly connected to a conductive sheet 10, the power supply 9 is used to drive the conductive sheet 10 to move up and down, a buzzer 11 is fixedly connected to the top of the base 1, a pin 12 is fixed to the buzzer 11, the lower part of the pin 12 is located in the base 1, and the lower part of the pin 12 is in contact with the conductive sheet 10.

[0022] When the alarm is triggered, the operator can start the motor 31, and the output shaft of the motor 31 rotates to drive the shaft 2 to rotate, and the shaft 2 rotates to drive the warning plate 3 to rotate. The warning plate 3 rotates to block the entrance of the construction site, and the warning sign on the warning plate 3 will remind passers-by not to enter. The rotation of the shaft 2 drives the gear 4 to rotate, and the rotation of the gear 4 drives the rack 6 to move horizontally. The horizontal movement of the rack 6 drives the limit plate 5 to move horizontally, and the limit plate 5 moves horizontally and disengages from the movable plate 7. The limit plate 5 no longer limits the movable plate 7. When a passer-by ignores the warning words and forcibly climbs over the warning plate 3 to enter the construction site, the intruder will step on the movable plate 7, and the movable plate 7 will move downward. The reset spring 8 is compressed, and the movable plate 7 moves downward to drive the power supply 9 to move downward. The power supply 9 moves downward to drive the conductive sheet 10 to move downward, and the conductive sheet 10 moves downward to contact the pin 12, so that the bee After the intruder is driven away, the reset spring 8 rebounds and drives the movable plate 7 to move upward, and the movable plate 7 moves upward to drive the power supply 9 to move upward, and the power supply 9 moves upward to drive the conductive sheet 10 to move upward, and the conductive sheet 10 moves upward to disengage from the pin 12, so that the buzzer 11 disconnects the power supply 9 and no longer sounds. After the construction is completed, the staff adjusts the motor 31 to rotate in the opposite direction, and the output shaft of the motor 31 rotates in the opposite direction to drive the rotating shaft 2 to rotate in the opposite direction, and the rotating shaft 2 rotates in the opposite direction to drive the warning plate 3 to rotate in the opposite direction, and the warning plate 3 no longer blocks the entrance to the construction site, making it convenient for the staff to enter and exit. The rotating shaft 2 rotates in the opposite direction to drive the gear 4 to rotate in the opposite direction, and the gear 4 rotates in the opposite direction to drive the rack 6 to move in the opposite direction, and the rack 6 moves in the opposite direction to drive the limit plate 5 to move in the opposite direction, and the limit plate 5 moves in the opposite direction to re-contact the movable plate 7, and the limit plate 5 limits the movable plate 7 again.

[0023] Example 2: Based on Example 1, Figure 1 and Figure 3 As shown, the blocking mechanism includes a mounting seat 13, two mounting seats 13 are fixedly connected to the top of the base 1, the two mounting seats 13 are symmetrically arranged, and a circular shaft 14 is rotatably connected between the two mounting seats 13. A torsion spring 15 is provided between the two mounting seats 13 and the circular shaft 14, and the torsion spring 15 is used to drive the circular shaft 14 to rotate. A baffle 16 is fixed to the circular shaft 14, and the circular shaft 14 is used to drive the baffle 16 to rotate. A card slot is opened on the baffle 16, and a limiting frame 17 is slidably connected to the base 1, and the upper part of the limiting frame 17 is located in the card slot of the baffle 16.

[0024] The limiting frame 17 is provided with an inclined surface, and the movable plate 7 contacts the inclined surface on the limiting frame 17 . The movable plate 7 is used to drive the limiting frame 17 to move.

[0025] Initially, the torsion spring 15 is twisted, and the upper part of the limit frame 17 is located in the slot of the baffle 16. The limit frame 17 clamps the baffle 16, and then clamps the round shaft 14 and the torsion spring 15. When the intruder steps on the movable plate 7, the movable plate 7 will move downward. The movable plate 7 moves downward and contacts the inclined surface on the limit frame 17, and pushes the limit frame 17 horizontally. The limit frame 17 moves horizontally and disengages from the baffle 16. The limit frame 17 no longer clamps the baffle 16, and then no longer clamps the round shaft 14 and the torsion spring 15. The torsion spring 15 rebounds and drives the round shaft 14 to rotate, and the round shaft 14 rotates The baffle 16 is driven to rotate, and the baffle 16 is rotated to a vertical state. Through the above operation, the entrance can be conveniently blocked when an intruder enters, so as to prevent the intruder from further entering the construction site. After the alarm is lifted, the staff rotates the baffle 16 in the opposite direction. The reverse rotation of the baffle 16 drives the circular shaft 14 to rotate in the opposite direction, and the torsion spring 15 is twisted again. After the baffle 16 is rotated in the opposite direction to a horizontal state, the staff pushes the limit frame 17 in the opposite direction, and the upper part of the limit frame 17 re-enters the card slot of the baffle 16. The limit frame 17 re-jams the baffle 16, and then re-jams the circular shaft 14 and the torsion spring 15.

[0026] The above embodiments are intended only to illustrate the technical concepts and features of the present invention. Their purpose is to enable those familiar with the art to understand the contents of the present invention and implement them accordingly. They are not intended to limit the scope of protection of the present invention. Any equivalent changes or modifications based on the spirit of the present invention are intended to be included in the scope of protection of the present invention.

Claims

1. A warning device for construction engineering, characterized in that: The invention comprises a base (1), wherein the base (1) is hollow, a rotating shaft (2) is rotatably connected to the base (1), a warning plate (3) is fixedly connected to the upper end of the rotating shaft (2), and a warning slogan is engraved on the warning plate (3), a motor (31) is fixedly connected to the bottom of the inner wall of the base (1), and the output shaft of the motor (31) is fixedly connected to the bottom of the rotating shaft (2), an alarm mechanism is provided on the base (1), and a blocking mechanism is provided on the base (1), the alarm mechanism is used to sound an alarm when a forcible intruder enters, so as to timely warn the staff, and the blocking mechanism is used to block the entrance when a forcible intruder enters, so as to prevent the forcible intruder from further entering the construction site.

2. A warning device for construction engineering according to claim 1, characterized in that: The alarm mechanism includes a gear (4), the lower end of the rotating shaft (2) is fixedly connected to the gear (4), the gear (4) is located in the base (1), a limiting plate (5) is slidably connected in the base (1), a rack (6) is fixedly connected to one side of the limiting plate (5), the rack (6) is engaged with the gear (4), a movable plate (7) is slidably connected to the base (1), four reset springs (8) are provided between the bottom of the movable plate (7) and the base (1), and a chirping component is provided on the movable plate (7).

3. A warning device for construction engineering according to claim 2, characterized in that: The chirping component includes a power supply (9), the bottom of the movable plate (7) is fixedly connected to the power supply (9), the power supply (9) is located in the base (1), one end of the power supply (9) is fixedly connected to a conductive sheet (10), the top of the base (1) is fixedly connected to a buzzer (11), a pin (12) is fixedly connected to the buzzer (11), the lower part of the pin (12) is located in the base (1), and the lower part of the pin (12) is in contact with the conductive sheet (10).

4. A warning device for construction engineering according to claim 3, characterized in that: The blocking mechanism comprises a mounting seat (13), two mounting seats (13) are fixedly connected to the top of the base (1), the two mounting seats (13) are symmetrically arranged, a circular shaft (14) is rotatably connected between the two mounting seats (13), a torsion spring (15) is provided between the two mounting seats (13) and the circular shaft (14), a baffle (16) is fixedly connected to the circular shaft (14), a card slot is provided on the baffle (16), a limiting frame (17) is slidably connected to the base (1), and the upper part of the limiting frame (17) is located in the card slot of the baffle (16).

5. A warning device for construction engineering according to claim 4, characterized in that: The limiting frame (17) is provided with an inclined surface, and the movable plate (7) contacts the inclined surface on the limiting frame (17).

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