Subway construction edge early warning mechanism

Abstract

The utility model discloses a subway construction edge early warning mechanism, relates to building construction technical field, including: identification mechanism, identification mechanism includes horizontal plate, press down and two first water tank, horizontal plate both ends are fixed with two first water tank respectively, the top of horizontal plate is equipped with the groove, and the bottom of horizontal plate is equipped with the groove. A reset mechanism is arranged between the lower pressing plate and the groove, a plurality of pressure sensors and an alarm mechanism are fixed to the bottom of the groove, the alarm mechanism comprises a second water tank, a telescopic mechanism, a control box and a buzzer, and the whole telescopic mechanism is arranged on the second water tank. The whole recognition mechanism is arranged at the critical position of the safe distance, when a person steps on the lower pressing plate, the lower pressing plate moves downwards to make contact with the pressure sensor, the pressure sensor transmits a signal to the controller, and after the controller receives the signal, the buzzer gives an alarm to remind the person that the person crosses the border.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to an edge warning mechanism for subway construction. Background Art

[0002] The edge safety warning device is an important equipment for edge protection in construction sites. Especially when it is used and installed in existing line construction, the warning box is fixed to the pillar at an appropriate height by rivets to achieve a better warning effect.

[0003] In the prior art, for example, the Chinese utility model patent with authorization announcement number CN219775265U discloses a height-adjustable edge safety warning device, which involves a height-adjustable edge safety warning device. It is mainly designed to solve the problem that the warning chassis needs to be manually removed and re-fixed when different constructions are currently carried out. It includes a bottom plate, a base is fixed on the top of the bottom plate, a plug-in hole extending to the inside of the base is opened on the upper surface of the base, the lower part of the column extends into the plug-in hole of the base, and the top of the column is fixed with an early warning chassis; a first card slot is opened on the lower end surface of the column, and the L-shaped transmission rod is composed of a vertical section and a horizontal section, and the spherical connector at the top of the vertical section of the transmission rod is clamped in the first card slot; an adjustment rod is threadedly connected to the side wall of the bottom of the base, the inner end of the adjustment rod extends into the plug-in hole of the base, and the inner end surface of the adjustment rod is provided with a second card slot, and the spherical connector at the outer end of the horizontal section of the transmission rod is clamped in the second card slot. The advantage is that the height of the early warning chassis is easy to adjust.

[0004] The above device still has some shortcomings: each construction site has a safety range. Generally speaking, after seeing the flashing lights, personnel still need to rely on experience to determine whether they are far away from the edge. Utility Model Content

[0005] The utility model aims to provide a subway construction edge warning mechanism to solve the technical problem in the prior art that each construction site has a safety range, and generally, after seeing the flashing lights, personnel still need to rely on experience to determine whether they are far away from the edge.

[0006] The utility model provides a subway construction edge warning mechanism, comprising:

[0007] An identification mechanism, the identification mechanism comprising a horizontal plate, a lower pressure plate and two first water tanks, the two ends of the horizontal plate are respectively fixed to the two first water tanks, a groove is provided on the top of the horizontal plate, a reset mechanism is provided between the lower pressure plate and the groove, and a plurality of pressure sensors are fixed to the bottom of the groove;

[0008] The alarm mechanism includes a second water tank, a telescopic mechanism, a control box and a buzzer. The telescopic mechanism is entirely arranged on the second water tank. The control box and the buzzer are both installed on the telescopic mechanism. A controller is installed inside the control box. Each of the pressure sensors is electrically connected to the controller. A battery is installed inside the controller. The battery is electrically connected to the controller.

[0009] Preferably, the reset mechanism includes a plurality of guide columns, a plurality of guide holes are opened at the bottom of the groove, and each of the guide columns is integrally slidably arranged in each guide hole. The top end of the guide column is fixed to the lower pressure plate, and a spring is sleeved on the outer side of the guide column. The two ends of the spring are respectively in contact with the bottom of the lower pressure plate and the bottom of the groove.

[0010] Preferably, the first water tank and the second water tank are both hollow structures as a whole, and the tops of the first water tank and the second water tank are respectively fixed with a first water inlet pipe and a second water inlet pipe that are connected to each other, the outer wall of the first water inlet pipe is threadedly installed with a first nut, and the outer wall of the second water inlet pipe is threadedly installed with a second nut.

[0011] Preferably, the telescopic mechanism includes a first internally threaded cylinder, a vertical cylinder, a second internally threaded cylinder and a threaded rod, one end of the first internally threaded cylinder is fixed on the top of the second water tank, one end of the vertical cylinder is installed in the first internally threaded cylinder through a thread, the vertical cylinder is integrally slidably sleeved on the threaded rod, one end of the second internally threaded cylinder is rotatably installed on the other end of the vertical cylinder, the second internally threaded cylinder is threadedly installed in the first internally threaded cylinder, a plurality of guide grooves are provided on the outer side wall of the threaded rod, a plurality of guide strips are fixed to the inner side wall of the vertical cylinder, the guide strips are integrally slidably arranged in the guide grooves, and the entire control box and the entire buzzer are fixed on the vertical cylinder.

[0012] Preferably, a flashing light is fixed to the top end of the threaded rod, and the flashing light is electrically connected to the controller.

[0013] Preferably, the outer side of the first water tank is coated with reflective material.

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

[0015] (1) The utility model sets the entire identification mechanism at the critical position of the safety distance. When someone steps on the lower pressure plate, the lower pressure plate moves down and contacts the pressure sensor. The pressure sensor transmits a signal to the controller. After the controller receives the signal, the buzzer sounds an alarm to remind the person that he has crossed the boundary.

[0016] (2) By filling the first water tank and the second water tank with water, the weight of both is increased, so that the alarm mechanism and the identification mechanism can be stably placed on the ground. It can be seen that the entire device is easy to install.

[0017] (3) The second internally threaded barrel is rotated, and the second internally threaded barrel drives the threaded rod to move up and down through the thread, so as to adjust the height of the flashing light. The adjustment method is simple. At the same time, the flashing light is set for night use and is easy to identify. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a three-dimensional structural diagram of the identification mechanism of the utility model;

[0020] Figure 3 It is a partial cross-sectional view of the identification mechanism of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the alarm mechanism of the utility model.

[0022] Reference numerals:

[0023] 1. Alarm mechanism; 2. Identification mechanism; 3. First water tank; 4. First water inlet pipe; 5. First nut; 6. Horizontal plate; 7. Lower pressure plate; 8. Pressure sensor; 9. Guide column; 10. Spring; 11. Second water tank; 12. Second water inlet pipe; 13. Second nut; 14. First internally threaded cylinder; 15. Vertical cylinder; 16. Control box; 17. Buzzer; 18. Second internally threaded cylinder; 19. Threaded rod; 20. Flashing light. DETAILED DESCRIPTION

[0024] 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.

[0025] Example: Reference Figure 1-4 A subway construction edge warning mechanism shown includes:

[0026] Identification mechanism 2, the identification mechanism 2 includes a horizontal plate 6, a lower pressure plate 7 and two first water tanks 3, the two ends of the horizontal plate 6 are respectively fixed to the two first water tanks 3, a groove is provided on the top of the horizontal plate 6, a reset mechanism is provided between the lower pressure plate 7 and the groove, and a plurality of pressure sensors 8 are fixed at the bottom of the groove

[0027] The alarm mechanism 1 includes a second water tank 11, a telescopic mechanism, a control box 16 and a buzzer 17. The telescopic mechanism is disposed on the second water tank 11. The control box 16 and the buzzer 17 are both mounted on the telescopic mechanism. A controller is mounted inside the control box 16. Each pressure sensor 8 is electrically connected to the controller. A battery is mounted inside the controller. The battery is electrically connected to the controller.

[0028] From the above connection relationship, it can be known that the entire identification mechanism 2 is set at the critical point of the safety distance. When someone steps on the lower pressure plate 7, the lower pressure plate 7 moves down and contacts the pressure sensor 8. The pressure sensor 8 transmits the signal to the controller. After the controller receives the signal, the buzzer 17 alarms to remind the person that he has crossed the boundary.

[0029] Specifically, the reset mechanism includes a plurality of guide posts 9, a plurality of guide holes are provided at the bottom of the groove, each guide post 9 is integrally slidably arranged in each guide hole, the top end of the guide post 9 is fixed to the lower pressing plate 7, a spring 10 is sleeved on the outer side of the guide post 9, and both ends of the spring 10 are in contact with the bottom of the lower pressing plate 7 and the bottom of the groove respectively;

[0030] It can be known from the above connection relationship that when the lower pressing plate 7 is forced to move downward, the spring 10 is compressed, and when the external force is withdrawn, the spring 10 returns to its original position.

[0031] Specifically, the first water tank 3 and the second water tank 11 are both hollow structures. The first water inlet pipe 4 and the second water inlet pipe 12 are respectively fixed to the top of the first water tank 3 and the second water tank 11. The first nut 5 is installed on the outer wall of the first water inlet pipe 4 through a thread, and the second nut 13 is installed on the outer wall of the second water inlet pipe 12 through a thread.

[0032] From the above connection relationship, it can be known that by filling the first water tank 3 and the second water tank 11 with water, the weight of both is increased, so that the alarm mechanism 1 and the identification mechanism 2 can be stably placed on the ground. It can be seen that the entire device is easy to install.

[0033] Specifically, the telescopic mechanism includes a first internally threaded cylinder 14, a vertical cylinder 15, a second internally threaded cylinder 18 and a threaded rod 19. One end of the first internally threaded cylinder 14 is fixed to the top of the second water tank 11, one end of the vertical cylinder 15 is installed in the first internally threaded cylinder 14 through a thread, the vertical cylinder 15 is integrally slidably sleeved on the threaded rod 19, one end of the second internally threaded cylinder 18 is rotatably installed on the other end of the vertical cylinder 15, the second internally threaded cylinder 18 is threadedly installed in the first internally threaded cylinder 14, a plurality of guide grooves are provided on the outer side wall of the threaded rod 19, a plurality of guide strips are fixed to the inner side wall of the vertical cylinder 15, the guide strips are integrally slidably arranged in the guide grooves, the entire control box 16 and the entire buzzer 17 are fixed to the vertical cylinder 15, a flashing light 20 is fixed to the top of the threaded rod 19, and the flashing light 20 is electrically connected to the controller;

[0034] It can be known from the above connection relationship that by rotating the second internally threaded cylinder 18, the second internally threaded cylinder 18 drives the threaded rod 19 to move up and down through the thread, thereby adjusting the height of the flashing light 20. The adjustment method is simple. At the same time, the setting of the flashing light 20 is used at night for easy identification.

[0035] Specifically, the outer side of the first water tank 3 is coated with a reflective material;

[0036] It can be seen from the above connection relationship that the reflective material is set to emit light to remind vehicles that there is construction ahead.

[0037] The working principle of the utility model is as follows: the entire identification mechanism 2 is set at the critical position of the safety distance. When someone steps on the lower pressure plate 7, the lower pressure plate 7 moves down and contacts the pressure sensor 8. The pressure sensor 8 transmits a signal to the controller. After the controller receives the signal, the buzzer 17 alarms to remind the person that the boundary has been crossed; the second internal threaded cylinder 18 is rotated, and the second internal threaded cylinder 18 drives the threaded rod 19 to move up and down through the thread, thereby adjusting the height of the flashing light 20. The adjustment method is simple. At the same time, the setting of the flashing light 20 is used for nighttime use and is convenient for identification.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A subway construction edge warning mechanism, characterized in that: include: An identification mechanism (2), the identification mechanism (2) comprising a transverse plate (6), a lower pressure plate (7) and two first water tanks (3), the two ends of the transverse plate (6) being respectively fixed to the two first water tanks (3), a groove being provided on the top of the transverse plate (6), a reset mechanism being provided between the lower pressure plate (7) and the groove, and a plurality of pressure sensors (8) being fixed to the bottom of the groove; An alarm mechanism (1), the alarm mechanism (1) comprising a second water tank (11), a telescopic mechanism, a control box (16) and a buzzer (17), the telescopic mechanism being arranged as a whole on the second water tank (11), the control box (16) and the buzzer (17) being mounted on the telescopic mechanism, a controller being mounted inside the control box (16), each of the pressure sensors (8) being electrically connected to the controller, a battery being mounted inside the controller, and the battery being electrically connected to the controller.

2. A subway construction edge warning mechanism according to claim 1, characterized in that: The reset mechanism comprises a plurality of guide columns (9), a plurality of guide holes are provided at the bottom of the groove, each guide column (9) is integrally slidably arranged in each guide hole, the top end of the guide column (9) is fixed to the lower pressure plate (7), a spring (10) is sleeved on the outer side of the guide column (9), and both ends of the spring (10) are respectively in contact with the bottom of the lower pressure plate (7) and the bottom of the groove.

3. A subway construction edge warning mechanism according to claim 1, characterized in that: The first water tank (3) and the second water tank (11) are both hollow structures as a whole; a first water inlet pipe (4) and a second water inlet pipe (12) which are connected to each other are fixed to the top of the first water tank (3) and the second water tank (11), respectively; a first nut (5) is installed on the outer wall of the first water inlet pipe (4) through a thread, and a second nut (13) is installed on the outer wall of the second water inlet pipe (12) through a thread.

4. A subway construction edge warning mechanism according to claim 1, characterized in that: The telescopic mechanism comprises a first internally threaded cylinder (14), a vertical cylinder (15), a second internally threaded cylinder (18) and a threaded rod (19); one end of the first internally threaded cylinder (14) is fixed to the top of the second water tank (11); one end of the vertical cylinder (15) is installed in the first internally threaded cylinder (14) by means of threads; the vertical cylinder (15) is integrally slidably sleeved on the threaded rod (19); one end of the second internally threaded cylinder (18) is rotatably installed on the other end of the vertical cylinder (15); the second internally threaded cylinder (18) is installed in the first internally threaded cylinder (14) by means of threads; a plurality of guide grooves are provided on the outer side wall of the threaded rod (19); a plurality of guide strips are fixed on the inner side wall of the vertical cylinder (15); the guide strips are integrally slidably arranged in the guide grooves; the entire control box (16) and the entire buzzer (17) are both fixed on the vertical cylinder (15).

5. A subway construction edge warning mechanism according to claim 4, characterized in that: A flashing light (20) is fixed to the top end of the threaded rod (19), and the flashing light (20) is electrically connected to a controller.

6. A subway construction edge warning mechanism according to claim 2, characterized in that: The outer side of the first water tank (3) is coated with reflective material.

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