Safety early warning and management device for construction site

Abstract

The utility model relates to the technical field of construction site management equipment, in particular to a construction site safety early warning and management device which comprises an installation base, a fixed transverse plate is arranged on the right side of the installation base, a rectangular opening is formed in the top of the fixed transverse plate, and a heat dissipation assembly is arranged at the position, located at the rectangular opening, of the top of the fixed transverse plate and comprises a rectangular cover. An intelligent camera is arranged on the top of the inner wall of the rectangular cover, and a semicircular transparent protective cover is arranged at the bottom of the fixed transverse plate and located at the rectangular opening. According to the safety early warning and management device for the construction site, when the temperature sensor detects that the temperature in the rectangular cover reaches a set threshold value, the controller controls the fan and the semiconductor chilling plate to work, and the fan enables air in the rectangular cover and the semicircular transparent protective cover to flow; the semiconductor refrigeration sheet can refrigerate a mixture of water and ethanol in the refrigeration box, and the plurality of refrigeration fins exchange heat with air in the rectangular cover, so that the heat dissipation effect on the intelligent camera in a sealed environment is realized.

Description

Technical Field

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

[0002] During the construction process, cameras are generally installed at construction sites for the convenience of management, so that the on-site construction conditions and the status of the staff can be clearly viewed. For example, it can be found whether the construction workers are wearing safety helmets correctly. In order to improve management efficiency, AI-based cameras are now used to manage construction sites. AI-based cameras can be deployed at various entrances and exits of the construction site, construction work areas, and other locations to automatically detect and identify whether the staff entering the work area are wearing safety helmets, work clothes, protective clothing, etc.

[0003] The patent with publication number CN217736707U discloses an artificial intelligence-based construction site management device, including a mounting plate, a solar panel is arranged on the upper part of the mounting plate, a centralized inverter is fixedly installed in the middle of the upper outer surface of the mounting plate, a battery is fixedly installed on the left side of the lower outer surface of the mounting plate, a smart camera is fixedly installed on the right side of the lower outer surface of the mounting plate, and a protective component is arranged on the outer wall of the smart camera, mounting blocks are fixedly installed on the left and right sides of the outer surface of one end of the mounting plate, and the outer wall of the mounting block is provided with a mounting groove, support rods are fixedly installed at the four corners of the lower outer surface of the solar panel, and a bottom rod is fixedly installed on the lower outer surface of the support rod. The artificial intelligence-based construction site management device described in the utility model has the advantages of being easy to power the smart camera, the smart camera having a certain protective effect, and increasing the service life.

[0004] In the specific use of the above-mentioned prior art, the smart camera is sealed in a transparent protective cover, and there is a problem that the heat generated by the smart camera cannot be dissipated. If the smart camera is used in a closed environment for a long time, the internal temperature of the smart camera may increase, affecting its normal operation. In view of this, we propose a construction site safety warning and management device. Utility Model Content

[0005] The purpose of the utility model is to provide a construction site safety warning and management device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The device for early warning and management of safety at construction sites comprises a mounting seat, a fixed horizontal plate is arranged on the right side of the mounting seat, a rectangular opening is opened at the top of the fixed horizontal plate and near the right side, a detachable heat dissipation component is arranged at the top of the fixed horizontal plate and at the position of the rectangular opening, the heat dissipation component comprises a rectangular cover, a smart camera is arranged at the middle of the top of the inner wall of the rectangular cover, the smart camera automatically detects and identifies whether the staff entering the working area are wearing safety helmets, work clothes, protective clothing, etc., if they are not dressed as required, an alarm will be triggered, and various illegal operations and safety accidents at the construction site will be warned through real-time video monitoring, and voice reminders will be linked. A hollow mounting vertical plate is provided at the top and near the left side of the inner wall of the rectangular cover, and fans are provided on the right side and near the front and rear ends of the hollow mounting vertical plate. A semiconductor refrigeration sheet is embedded on the right side of the inner wall of the rectangular cover, and a refrigeration box is provided on the right side of the inner wall of the rectangular cover. The cooling surface of the semiconductor refrigeration sheet is located in the refrigeration box, and the heating surface of the semiconductor refrigeration sheet runs through the right side of the inner wall of the rectangular cover. The fan can make the air in the rectangular cover and the semicircular transparent protective cover flow, and the semiconductor refrigeration sheet can cool the inside of the refrigeration box. The refrigeration box exchanges heat with the heat in the rectangular cover, thereby realizing the effect of heat dissipation for the smart camera in a sealed environment;

[0008] A detachable semicircular transparent protective cover is provided at the bottom of the fixed horizontal plate and at the position of the rectangular opening. The smart camera passes through the rectangular opening into the semicircular transparent protective cover, which protects the smart camera and prevents the smart camera from being hit by foreign objects. A fixed vertical plate is provided at the bottom of the fixed horizontal plate and near the left side. An audible and visual alarm and a voice announcer are provided on the right side of the fixed vertical plate. The audible and visual alarm and the voice announcer are externally connected to a wireless remote controller, which can facilitate construction site managers to issue management instructions to facilitate construction management.

[0009] Preferably, a frame-shaped mounting plate is provided at the bottom of the outer wall of the rectangular cover, and the frame-shaped mounting plate is detachably connected to the top of the fixed horizontal plate by bolts to facilitate the disassembly and assembly of the rectangular cover. A frame-shaped groove is provided at the bottom of the frame-shaped mounting plate, and a frame-shaped rubber pad is provided in the frame-shaped groove. The bottom of the frame-shaped rubber pad fits tightly with the top of the fixed horizontal plate to ensure the sealing of the connection between the rectangular cover and the fixed horizontal plate.

[0010] Preferably, the refrigeration box is filled with a mixture of water and ethanol. The mixture of water and ethanol usually does not cause corrosion and other effects on semiconductor refrigeration plates. Since the chemical properties of ethanol are relatively stable and no strong chemical reaction occurs when mixed with water, the mixture of water and ethanol is a safe cooling medium. The mixture of water and ethanol has a low freezing point and good thermal conductivity, can remain in liquid form at a lower temperature, and can effectively transfer heat. The left side of the refrigeration box is provided with a plurality of refrigeration fins arranged equidistantly from front to back. The plurality of refrigeration fins can increase the contact surface with the air, which is beneficial to heat exchange.

[0011] Preferably, a heat dissipation copper plate is provided on the right side of the rectangular cover, the left side of the heat dissipation copper plate is in contact with the heating surface of the semiconductor refrigeration plate, and a plurality of heat dissipation copper plates are arranged equidistantly up and down on the right side of the heat dissipation copper plate to improve the heat dissipation efficiency of the heating surface of the semiconductor refrigeration plate.

[0012] Preferably, a U-shaped insulation board is provided on the left side of the inner wall of the rectangular cover to prevent the temperature of the inner wall of the rectangular cover from affecting the detection of the temperature sensor, and a temperature sensor is provided on the right side of the U-shaped insulation board for detecting the temperature inside the rectangular cover.

[0013] Preferably, a controller is provided on the front side of the rectangular cover, and the temperature sensor, fan and semiconductor refrigeration plate are electrically connected to the controller through wires respectively. When the temperature sensor detects that the temperature inside the rectangular cover reaches a set threshold, the controller controls the fan and the semiconductor refrigeration plate to work, and the fan makes the air inside the rectangular cover and the semicircular transparent protective cover flow. The semiconductor refrigeration plate can cool the water and ethanol mixture in the refrigeration box, and multiple refrigeration fins contact the air in the rectangular cover to exchange heat, thereby realizing the effect of heat dissipation for the smart camera in a sealed environment.

[0014] Preferably, an annular mounting plate is provided on the top of the outer wall of the semicircular transparent protective cover, and the annular mounting plate is detachably connected to the bottom of the fixed horizontal plate by bolts, which is convenient for the disassembly and assembly of the semicircular transparent protective cover, thereby facilitating the staff to replace the damaged semicircular transparent protective cover. An annular groove is provided on the top of the annular mounting plate, and an annular rubber pad is provided in the annular groove. The top of the annular rubber pad fits tightly with the bottom of the fixed horizontal plate, thereby ensuring the sealing of the connection between the semicircular transparent protective cover and the fixed horizontal plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the construction site safety warning and management device, when the temperature sensor detects that the temperature inside the rectangular cover reaches the set threshold, the controller controls the fan and the semiconductor refrigeration sheet to work. The fan causes the air inside the rectangular cover and the semicircular transparent protective cover to flow. The semiconductor refrigeration sheet can cool the water and ethanol mixture in the refrigeration box. Multiple refrigeration fins contact the air in the rectangular cover to exchange heat, thereby achieving the effect of heat dissipation for the smart camera in a sealed environment.

[0017] 2. The construction site safety warning and management device, the sound and light alarm and the voice announcer are connected to an external wireless remote controller, which can facilitate the construction site managers to issue management instructions to facilitate construction management.

[0018] 3. The construction site safety warning and management device has a frame-shaped groove at the bottom of the frame-shaped mounting plate, a frame-shaped rubber pad is arranged in the frame-shaped groove, and the bottom of the frame-shaped rubber pad fits tightly with the top of the fixed horizontal plate to ensure the sealing of the connection between the rectangular cover and the fixed horizontal plate.

[0019] 4. The construction site safety warning and management device has an annular groove on the top of the annular mounting plate, an annular rubber pad in the annular groove, the top of the annular rubber pad fits tightly with the bottom of the fixed horizontal plate to ensure the sealing of the connection between the semicircular transparent protective cover and the fixed horizontal plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall first-view structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;

[0022] Figure 3 It is a partial structural schematic diagram of the utility model;

[0023] Figure 4 This is a schematic diagram of the heat dissipation component structure in the utility model;

[0024] Figure 5 It is a schematic diagram of the cross-sectional structure of the rectangular cover in the utility model;

[0025] Figure 6 It is a partial structural schematic diagram of the heat dissipation component in the utility model;

[0026] Figure 7 It is a schematic diagram of the structure of the semicircular transparent protective cover in the utility model.

[0027] In the figure: 1. mounting base; 2. fixed horizontal plate; 20. rectangular opening; 3. fixed vertical plate; 4. heat dissipation assembly; 40. rectangular cover; 41. frame-shaped mounting plate; 410. frame-shaped groove; 42. hollow mounting vertical plate; 43. fan; 44. semiconductor refrigeration plate; 45. refrigeration box; 450. refrigeration fin; 46. heat dissipation copper plate; 460. heat dissipation copper plate; 47. U-shaped insulation board; 48. temperature sensor; 5. smart camera; 6. semicircular transparent protective cover; 60. annular mounting plate; 600. annular groove; 7. sound and light alarm; 8. voice announcer; 9. controller; 10. annular rubber pad; 11. frame-shaped rubber pad. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] See also Figure 1-Figure 7 , the utility model provides a technical solution:

[0031] The device for early warning and management of safety at construction sites comprises a mounting base 1. The right side of the mounting base 1 and positions near the four corners are provided with mounting holes for bolts to pass through. The right side of the mounting base 1 is provided with a fixed horizontal plate 2. The top of the fixed horizontal plate 2 and positions near the right side are provided with a rectangular opening 20. The top of the fixed horizontal plate 2 and positions at the rectangular opening 20 are provided with a detachable heat dissipation component 4. The heat dissipation component 4 comprises a rectangular cover 40. A smart camera 5 is provided in the middle of the top of the inner wall of the rectangular cover 40. The smart camera 5 automatically detects and identifies whether the staff entering the working area are wearing safety helmets, work clothes, protective clothing, etc. If they are not dressed as required, an alarm will be triggered. Through real-time video monitoring, various illegal operations and safety accidents at the construction site are warned, and voice is linked. A sound is used to remind the user, a hollow mounting vertical plate 42 is provided at the top of the inner wall of the rectangular cover 40 and near the left side, a fan 43 is provided on the right side of the hollow mounting vertical plate 42 and near the front and rear ends, a semiconductor refrigeration sheet 44 is embedded on the right side of the inner wall of the rectangular cover 40, a refrigeration box 45 is provided on the right side of the inner wall of the rectangular cover 40, a cooling surface of the semiconductor refrigeration sheet 44 is located in the refrigeration box 45, a heating surface of the semiconductor refrigeration sheet 44 runs through the right side of the inner wall of the rectangular cover 40, the fan 43 can make the air in the rectangular cover 40 and the semicircular transparent protective cover 6 flow, the semiconductor refrigeration sheet 44 can cool the inside of the refrigeration box 45, and the refrigeration box 45 exchanges heat with the heat in the rectangular cover 40, thereby realizing the effect of cooling the smart camera 5 in a sealed environment;

[0032] A detachable semicircular transparent protective cover 6 is provided at the bottom of the fixed horizontal plate 2 and at the position of the rectangular opening 20. The smart camera 5 passes through the rectangular opening 20 into the semicircular transparent protective cover 6, which protects the smart camera 5 and prevents the smart camera 5 from being hit by foreign objects. A fixed vertical plate 3 is provided at the bottom of the fixed horizontal plate 2 and near the left side. An audible and visual alarm 7 and a voice announcer 8 are provided on the right side of the fixed vertical plate 3. The audible and visual alarm 7 and the voice announcer 8 are externally connected to a wireless remote controller, which can facilitate the construction site managers to issue management instructions to facilitate the construction management. The audible and visual alarm 7 and the voice announcer 8 are externally connected to a wireless remote controller, which is a prior art and will not be described in detail here.

[0033] In this embodiment, a frame-shaped mounting plate 41 is provided at the bottom of the outer wall of the rectangular cover 40. The frame-shaped mounting plate 41 is detachably connected to the top of the fixed horizontal plate 2 by bolts, which facilitates the disassembly and assembly of the rectangular cover 40. A frame-shaped groove 410 is provided at the bottom of the frame-shaped mounting plate 41. A frame-shaped rubber pad 11 is provided in the frame-shaped groove 410. The bottom of the frame-shaped rubber pad 11 fits tightly with the top of the fixed horizontal plate 2 to ensure the sealing of the connection between the rectangular cover 40 and the fixed horizontal plate 2.

[0034] Specifically, the refrigeration box 45 is filled with a mixture of water and ethanol, which usually does not cause corrosion or other effects on the semiconductor refrigeration plate 44. Since the chemical properties of ethanol are relatively stable and no strong chemical reaction occurs when mixed with water, the water and ethanol mixture is a safe cooling medium. The water and ethanol mixture has a low freezing point and good thermal conductivity, can remain in liquid form at a lower temperature, and can effectively transfer heat. The left side of the refrigeration box 45 is provided with a plurality of refrigeration fins 450 arranged equidistantly from front to back. The plurality of refrigeration fins 450 can increase the contact surface with the air, which is beneficial to heat exchange.

[0035] Furthermore, a heat dissipation copper plate 46 is provided on the right side of the rectangular cover 40, and the left side of the heat dissipation copper plate 46 is in contact with the heating surface of the semiconductor refrigeration plate 44. A plurality of heat dissipation copper plates 460 are arranged equidistantly up and down on the right side of the heat dissipation copper plate 46 to improve the heat dissipation efficiency of the heating surface of the semiconductor refrigeration plate 44.

[0036] Furthermore, a U-shaped heat insulating plate 47 is provided on the left side of the inner wall of the rectangular cover 40 to prevent the temperature of the inner wall of the rectangular cover 40 from affecting the detection of the temperature sensor 48 . A temperature sensor 48 is provided on the right side of the U-shaped heat insulating plate 47 for detecting the temperature inside the rectangular cover 40 .

[0037] Furthermore, a controller 9 is provided on the front side of the rectangular cover 40, and a temperature sensor 48, a fan 43 and a semiconductor refrigeration sheet 44 are electrically connected to the controller 9 through wires respectively. When the temperature sensor 48 detects that the temperature inside the rectangular cover 40 reaches a set threshold, the controller 9 controls the fan 43 and the semiconductor refrigeration sheet 44 to work, and the fan 43 makes the air inside the rectangular cover 40 and the semicircular transparent protective cover 6 flow. The semiconductor refrigeration sheet 44 can cool the water and ethanol mixture in the refrigeration box 45. A plurality of refrigeration fins 450 contact the air in the rectangular cover 40 to exchange heat, thereby realizing the effect of heat dissipation for the smart camera 5 in a sealed environment.

[0038] Furthermore, an annular mounting plate 60 is provided at the top of the outer wall of the semicircular transparent protective cover 6, and the annular mounting plate 60 is detachably connected to the bottom of the fixed horizontal plate 2 by bolts, which is convenient for the disassembly and assembly of the semicircular transparent protective cover 6, thereby facilitating the staff to replace the damaged semicircular transparent protective cover 6. An annular groove 600 is opened at the top of the annular mounting plate 60, and an annular rubber pad 10 is arranged in the annular groove 600. The top of the annular rubber pad 10 fits tightly with the bottom of the fixed horizontal plate 2, thereby ensuring the sealing of the connection between the semicircular transparent protective cover 6 and the fixed horizontal plate 2.

[0039] When the construction site safety warning and management device of this embodiment is in use, when the temperature sensor 48 detects that the temperature inside the rectangular cover 40 reaches the set threshold, the controller 9 controls the fan 43 and the semiconductor refrigeration plate 44 to work, the fan 43 causes the air inside the rectangular cover 40 and the semicircular transparent protective cover 6 to flow, the semiconductor refrigeration plate 44 cools the water and ethanol mixture in the refrigeration box 45, and the multiple refrigeration fins 450 contact the air in the rectangular cover 40 to exchange heat, thereby achieving the effect of heat dissipation for the smart camera 5 in a sealed environment, avoiding the smart camera 5 from heating up in a closed environment.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A construction site safety warning and management device, comprising a mounting base (1), characterized in that: A fixed horizontal plate (2) is provided on the right side of the mounting seat (1); a rectangular opening (20) is provided at the top of the fixed horizontal plate (2) and near the right side; a detachable heat dissipation component (4) is provided at the top of the fixed horizontal plate (2) and at the position of the rectangular opening (20); the heat dissipation component (4) comprises a rectangular cover (40); a smart camera (5) is provided at the middle of the top of the inner wall of the rectangular cover (40); a hollow mounting vertical plate (42) is provided at the top of the inner wall of the rectangular cover (40) and near the left side; a fan (43) is provided on the right side of the hollow mounting vertical plate (42) and near the front and rear ends; a semiconductor device (43) is embedded on the right side of the inner wall of the rectangular cover (40); A refrigeration plate (44), a refrigeration box (45) is provided on the right side of the inner wall of the rectangular cover (40), the refrigeration surface of the semiconductor refrigeration plate (44) is located in the refrigeration box (45), the heating surface of the semiconductor refrigeration plate (44) passes through the right side of the inner wall of the rectangular cover (40), a detachable semicircular transparent protective cover (6) is provided at the bottom of the fixed horizontal plate (2) and at the position of the rectangular opening (20), the smart camera (5) passes through the rectangular opening (20) to the semicircular transparent protective cover (6), a fixed vertical plate (3) is provided at the bottom of the fixed horizontal plate (2) and near the left side, and an audible and visual alarm (7) and a voice announcer (8) are provided on the right side of the fixed vertical plate (3).

2. The construction site safety warning and management device according to claim 1 is characterized by: A frame-shaped mounting plate (41) is provided at the bottom of the outer wall of the rectangular cover (40), and the frame-shaped mounting plate (41) is detachably connected to the top of the fixed horizontal plate (2) by means of bolts. A frame-shaped groove (410) is provided at the bottom of the frame-shaped mounting plate (41), and a frame-shaped rubber pad (11) is provided in the frame-shaped groove (410), and the bottom of the frame-shaped rubber pad (11) is tightly fitted with the top of the fixed horizontal plate (2).

3. The construction site safety warning and management device according to claim 1 is characterized by: The refrigeration box (45) is filled with a mixture of water and ethanol, and a plurality of refrigeration fins (450) arranged equidistantly from front to back are provided on the left side of the refrigeration box (45).

4. The construction site safety warning and management device according to claim 1 is characterized in that: A heat dissipation copper plate (46) is provided on the right side of the rectangular cover (40), the left side of the heat dissipation copper plate (46) is in contact with the heating surface of the semiconductor refrigeration plate (44), and a plurality of heat dissipation copper plates (460) are provided on the right side of the heat dissipation copper plate (46) and are arranged equidistantly up and down.

5. The construction site safety early warning and management device according to claim 1 is characterized by: A U-shaped heat insulation board (47) is provided on the left side of the inner wall of the rectangular cover (40), and a temperature sensor (48) is provided on the right side of the U-shaped heat insulation board (47).

6. The construction site safety warning and management device according to claim 5 is characterized by: A controller (9) is provided on the front side of the rectangular cover (40), and the temperature sensor (48), the fan (43) and the semiconductor cooling sheet (44) are electrically connected to the controller (9) via wires.

7. The construction site safety warning and management device according to claim 1 is characterized by: An annular mounting plate (60) is provided at the top of the outer wall of the semicircular transparent protective cover (6), and the annular mounting plate (60) is detachably connected to the bottom of the fixed horizontal plate (2) by means of bolts. An annular groove (600) is provided at the top of the annular mounting plate (60), and an annular rubber pad (10) is provided in the annular groove (600), and the top of the annular rubber pad (10) is tightly fitted with the bottom of the fixed horizontal plate (2).

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