Municipal fence

Abstract

The utility model discloses a municipal fence in the technical field of municipal protection, which comprises a first fence rod, a second fence rod, a third fence rod and a fourth fence rod, one side of the first fence rod is fixedly provided with a connecting groove, and the inside of the connecting groove is rotatably connected with a connecting block. One side of the connecting block is fixedly connected with one side of the second fence rod, the second fence rod, the third fence rod and the fourth fence rod are rotationally connected, and when the fence is not used any more, the first fence rod is located on the lowest portion, and the fourth fence rod is located on the uppermost portion; and then the device is turned over, the second universal wheels make contact with the ground, at the moment, the device is folded into the shape similar to a small trolley, a user pushes the device to move through a pushing handle, and the portability and the folding effect of the device are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of municipal protection, and in particular relates to a municipal fence. Background Art

[0002] Municipal engineering refers to the construction of municipal facilities, which are various buildings, structures, equipment, etc. that provide paid or free public products and services to residents based on government responsibilities and obligations. Municipal fences are an important basic equipment in municipal facilities. They are widely used in our daily work and life, especially in road construction. Using fences to prevent passers-by from entering the construction site is one of the better ways to increase the safety of construction.

[0003] The existing municipal fences still have some defects. Most of the municipal fences do not have a folding function and are large in size, which causes them to occupy more space during storage and is inconvenient to carry and use. For this reason, we propose a municipal fence. Utility Model Content

[0004] The purpose of the utility model is to provide a municipal fence to solve the problem that the existing municipal fence has no folding function as mentioned in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a municipal fence, comprising a first fence rod, a second fence rod, a third fence rod and a fourth fence rod, a connecting groove is provided on one side of the first fence rod, a connecting block is provided inside the connecting groove, a first universal wheel is provided at the bottom of the first fence rod, a push handle is provided on one side of the first fence rod, a second universal wheel is provided on one side of the first fence rod, a threaded rod is provided on one side of the first fence rod and the fourth fence rod, a support block is provided at the bottom of the threaded rod, a PLC controller is provided on one side of the fourth fence rod, an infrared sensor is provided on one side of the fourth fence rod, an alarm is provided on one side of the fourth fence rod, and a triangular fluorescent sign is provided on one side of the fourth fence rod.

[0006] Preferably, a connecting groove is fixedly opened on one side of the first fence rod, a connecting block is rotatably connected inside the connecting groove, one side of the connecting block is fixedly connected to one side of the second fence rod, the second fence rod, the third fence rod and the fourth fence rod are all rotatably connected, and a first universal wheel is fixedly installed on the bottom of the first fence rod, the second fence rod, the third fence rod and the fourth fence rod.

[0007] Preferably, a push handle is fixedly mounted on one side of the first fence rod, a second universal wheel is fixedly mounted on one side of the first fence rod, and four second universal wheels are provided.

[0008] Preferably, one side of the first fence rod and the fourth fence rod is threadedly connected to a threaded rod, and the bottom of the threaded rod is fixedly connected to a support block.

[0009] Preferably, a PLC controller is fixedly installed on one side of the fourth fence rod, and an infrared sensor is fixedly installed on one side of the fourth fence rod.

[0010] Preferably, an alarm is fixedly installed on one side of the fourth fence rod, a triangular fluorescent sign is fixedly installed on one side of the fourth fence rod, the PLC controller and the infrared sensor are electrically connected, and the PLC controller and the alarm are electrically connected.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. When no longer in use, move the first fence rod, the second fence rod, the third fence rod, and the fourth fence rod so that the first fence rod is at the bottom and the fourth fence rod is at the top, and then turn the device over so that the second universal wheel contacts the ground. At this time, the device is folded into a shape similar to a trolley, and the user pushes the device to move it by pushing the handle, thereby improving the portability and folding effect of the device.

[0013] 2. Through the infrared sensor, when an unrelated person approaches the device, the infrared sensor will send the sensing signal to the inside of the PLC controller. The PLC controller will automatically start the alarm and sound an alarm to prompt unrelated personnel to leave the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 Schematic diagram of the structure of A;

[0016] Figure 3 It is a side structural schematic diagram of the utility model.

[0017] In the figure: 1. first fence rod; 2. second fence rod; 3. third fence rod; 4. fourth fence rod; 7. connecting groove; 8. connecting block; 9. first universal wheel; 10. push handle; 11. second universal wheel; 12. threaded rod; 13. support block; 14. PLC controller; 15. infrared sensor; 16. alarm; 17. triangular fluorescent sign. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-3 The utility model provides a technical solution: a municipal fence, comprising a first fence rod 1, a second fence rod 2, a third fence rod 3 and a fourth fence rod 4, a connecting groove 7 is provided on one side of the first fence rod 1, a connecting block 8 is provided inside the connecting groove 7, a first universal wheel 9 is provided at the bottom of the first fence rod 1, a push handle 10 is provided on one side of the first fence rod 1, a second universal wheel 11 is provided on one side of the first fence rod 1, a threaded rod 12 is provided on one side of the first fence rod 1 and the fourth fence rod 4, a supporting block 13 is provided at the bottom of the threaded rod 12, a PLC controller 14 is provided on one side of the fourth fence rod 4, an infrared sensor 15 is provided on one side of the fourth fence rod 4, an alarm 16 is provided on one side of the fourth fence rod 4, and a triangular fluorescent sign 17 is provided on one side of the fourth fence rod 4.

[0020] Specifically, a connection groove 7 is fixedly provided on one side of the first fence rod 1, and a connection block 8 is rotatably connected inside the connection groove 7. One side of the connection block 8 is fixedly connected to one side of the second fence rod 2. The second fence rod 2, the third fence rod 3, and the fourth fence rod 4 are all rotatably connected. A first universal wheel 9 is fixedly installed at the bottom of the first fence rod 1, the second fence rod 2, the third fence rod 3, and the fourth fence rod 4. A push handle 10 is fixedly installed on one side of the first fence rod 1. A second universal wheel 11 is fixedly installed on one side of the first fence rod 1. The second universal wheel 1 1 is provided with four, one side of the first fence rod 1 and the fourth fence rod 4 are both threadedly connected with a threaded rod 12, the bottom of the threaded rod 12 is fixedly connected with a support block 13, one side of the fourth fence rod 4 is fixedly installed with a PLC controller 14, one side of the fourth fence rod 4 is fixedly installed with an infrared sensor 15, one side of the fourth fence rod 4 is fixedly installed with an alarm 16, one side of the fourth fence rod 4 is fixedly installed with a triangular fluorescent sign 17, the PLC controller 14 and the infrared sensor 15 are electrically connected, and the PLC controller 14 and the alarm 16 are electrically connected.

[0021] In this embodiment, the connection structure of the connecting groove 7 and the connecting block 8 is used to realize the effect of the first fence rod 1, the second fence rod 2, the third fence rod 3, and the fourth fence rod 4 being rotatably connected to each other. The first universal wheel 9 is provided to facilitate the movement of the device during use. The support block 13 at the bottom end can be driven to move downward by rotating the threaded rod 12. The bottom of the support block 13 will contact the ground and support the device as a whole, thereby improving the stability of the device during use. The infrared sensor 15 is provided, and when an unrelated person approaches the vicinity of the device, the infrared sensor The sensor 15 will send the sensed signal to the inside of the PLC controller 14, and the PLC controller 14 will automatically start the alarm 16 to sound an alarm to prompt irrelevant personnel to leave the construction site. When no longer in use, the first fence rod 1, the second fence rod 2, the third fence rod 3, and the fourth fence rod 4 are arranged so that the first fence rod 1 is located at the bottom and the fourth fence rod 4 is located at the top. The device is then turned over so that the second universal wheel 11 is in contact with the ground. At this time, the device is folded into a shape similar to a cart, and the user pushes the device to move it by using the push handle 10, thereby improving the portability and folding effect of the device.

[0022] Although 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 municipal fence, comprising a first fence rod (1), a second fence rod (2), a third fence rod (3) and a fourth fence rod (4), characterized in that: A connection groove (7) is provided on one side of the first fence rod (1), a connection block (8) is provided inside the connection groove (7), a first universal wheel (9) is provided at the bottom of the first fence rod (1), a push handle (10) is provided on one side of the first fence rod (1), a second universal wheel (11) is provided on one side of the first fence rod (1), a threaded rod (12) is provided on one side of the first fence rod (1) and the fourth fence rod (4), a support block (13) is provided at the bottom of the threaded rod (12), a PLC controller (14) is provided on one side of the fourth fence rod (4), an infrared sensor (15) is provided on one side of the fourth fence rod (4), an alarm (16) is provided on one side of the fourth fence rod (4), and a triangular fluorescent sign (17) is provided on one side of the fourth fence rod (4).

2. A municipal fence according to claim 1, characterized in that: A connection groove (7) is fixedly provided on one side of the first fence rod (1), a connection block (8) is rotatably connected inside the connection groove (7), one side of the connection block (8) is fixedly connected to one side of the second fence rod (2), the second fence rod (2), the third fence rod (3) and the fourth fence rod (4) are all rotatably connected to each other, and a first universal wheel (9) is fixedly installed at the bottom of the first fence rod (1), the second fence rod (2), the third fence rod (3) and the fourth fence rod (4).

3. A municipal fence according to claim 1, characterized in that: A push handle (10) is fixedly mounted on one side of the first fence rod (1), and a second universal wheel (11) is fixedly mounted on one side of the first fence rod (1), wherein four second universal wheels (11) are provided.

4. A municipal fence according to claim 1, characterized in that: One side of each of the first fence rod (1) and the fourth fence rod (4) is threadedly connected to a threaded rod (12), and the bottom of the threaded rod (12) is fixedly connected to a support block (13).

5. The municipal fence according to claim 1, characterized in that: A PLC controller (14) is fixedly mounted on one side of the fourth fence rod (4), and an infrared sensor (15) is fixedly mounted on one side of the fourth fence rod (4).

6. The municipal fence according to claim 1, characterized in that: An alarm (16) is fixedly mounted on one side of the fourth fence rod (4), a triangular fluorescent sign (17) is fixedly mounted on one side of the fourth fence rod (4), the PLC controller (14) and the infrared sensor (15) are electrically connected, and the PLC controller (14) and the alarm (16) are electrically connected.

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