CN218547630U

CN218547630U - Fence alarm device composed of steel wire rope displacement sensors

Info

Publication number: CN218547630U
Application number: CN202222764047.8U
Authority: CN
Inventors: 符家鑫
Original assignee: Shenzhen Aleph Security Equipment Co ltd
Current assignee: Shenzhen Aleph Security Equipment Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-02-28
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to the technical field of fences, in particular to a fence alarm device consisting of a steel wire rope displacement sensor, which comprises a fence component and a detection alarm component, wherein the fence component is arranged on a fence and mainly consists of a plurality of pillars and a plurality of tension steel wire ropes; the detection alarm assembly comprises a controller, a photoelectric sensor and an alarm module, wherein the photoelectric sensor and the alarm module are electrically connected with the controller; the photoelectric sensor is arranged above the tension steel wire rope and used for detecting the axial displacement of the tension steel wire rope. The utility model discloses a photoelectric sensor's mode is kept apart and is detected elastic wire rope's axial displacement, and no mechanical connection has improved installation and maintenance efficiency.

Description

Fence alarm device composed of steel wire rope displacement sensors

Technical Field

The utility model relates to a rail technical field indicates a rail alarm device that wire rope displacement sensor constitutes especially.

Background

The tension fence is one of perimeter security products, a steel wire is usually connected to a fence wall, a detection module detects the tension of the steel wire in real time, and an alarm is given when abnormality is judged. However, in the prior art, a weighing sensor is widely used in a rope tension detection mode, and the tension of the rope is detected in real time. However, the sensor has high failure rate under the condition that the outdoor environment is subjected to continuous tension; but also has limited bearing capacity, and the sensor can be damaged once the tension is too large.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a rail alarm device that wire rope displacement sensor constitutes adopts photoelectric sensor's mode isolation to detect, and no mechanical connection has improved installation and maintenance efficiency.

In order to achieve the above object, the present invention provides a fence alarm device composed of a steel wire rope displacement sensor, including a fence component and a detection alarm component, which are installed on a fence, wherein the fence component mainly comprises a plurality of pillars and a plurality of tension steel wire ropes, and the detection alarm component is installed on the pillars; the detection alarm assembly comprises a controller, a photoelectric sensor and an alarm module, wherein the photoelectric sensor and the alarm module are electrically connected with the controller; the photoelectric sensor is arranged above the tension steel wire rope and used for detecting the axial displacement of the tension steel wire rope.

Preferably, the pillars are spaced on the wall, the tension steel cables are connected between the pillars, and the tension steel cables are sequentially spaced from top to bottom.

As a preferred scheme, the tension steel wire rope comprises three sections of steel wire ropes and two sections of springs, and the three sections of steel wire ropes are connected with the two sections of springs in a staggered mode.

Preferably, the detection alarm assembly further comprises element boxes mounted on the support, and one element box is correspondingly arranged on each tension steel wire rope.

Preferably, the steel wire rope penetrates through the element box, and the two sections of springs are arranged on the two outer sides of the element box respectively.

Preferably, each cell contains a photosensor.

Preferably, an optical lens is disposed below the photosensor.

Preferably, the controller and the alarm module are installed in one of the component cassettes, or the controller and the alarm module are installed in each of the component cassettes correspondingly.

As a preferable scheme, the detection alarm component further comprises a wireless communication module, and the wireless communication module is integrated with the controller.

The beneficial effects of the utility model reside in that:

the utility model discloses a photoelectric sensor's mode is kept apart and is detected elastic wire rope's axial displacement, is no mechanical connection between photoelectric sensor and the elastic wire rope, can not take place the overrange and damage detection module's problem, has improved installation and maintenance efficiency, reduce cost.

Drawings

Fig. 1 is a schematic structural diagram of a fence alarm device.

FIG. 2 is a block diagram of the electrical connections of the detection alarm component.

Fig. 3 is a schematic view of the detection principle inside the element case.

The reference numbers illustrate: 10-a fence assembly; 11-a pillar; 12-a steel wire rope; 13-a spring; 20-detecting an alarm component; 21-a component cartridge; 22-a photosensor; 23-an optical lens; 24-a controller; 25-an alarm module; 26-a communication module; 27-a power supply; 30-fence wall.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, or a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention relates to a fence alarm device composed of wire rope displacement sensors, which includes a fence component 10 and a detection alarm component 20 installed on a fence 30, wherein the fence component 10 mainly includes a plurality of pillars 11 and a plurality of tension wire ropes, and the detection alarm component 20 is installed on the pillars 11; the detection alarm assembly 20 comprises a controller 24, a photoelectric sensor 22 and an alarm module 25, wherein the photoelectric sensor 22 and the alarm module 25 are electrically connected with the controller 24; the photoelectric sensor 22 is disposed above the tensile wire rope, and detects the axial displacement of the tensile wire rope.

The utility model discloses a photoelectric sensor 22's mode is kept apart the axial displacement who detects elasticity wire rope 12, is no mechanical connection between photoelectric sensor 22 and the elasticity wire rope 12, can not take place the overrange and damage detection module's problem, has improved installation and maintenance efficiency, reduce cost.

The fence assembly 10 comprises five support columns 11 and four tension steel wire ropes, each tension steel wire rope comprises three sections of steel wire ropes 12 and two sections of springs 13, and the three sections of steel wire ropes 12 are connected with the two sections of springs 13 in a staggered mode. The four tension steel wire ropes are sequentially arranged at intervals from top to bottom, and the five supporting columns 11 are arranged on the enclosing wall at intervals; two ends of each tension steel wire rope are respectively and fixedly connected with the two support columns 11 at the outermost side.

The detection alarm assembly 20 further includes a component cartridge 21 mounted on the support post 11, a power supply 27, and a wireless communication module 26. As shown in fig. 2, the wireless communication module 26 is integrated with the controller 24, and the power supply 27 is electrically connected to the controller 24, where the power supply 27 may be powered by a cable or a battery; each tension steel wire rope is correspondingly provided with an element box 21, a photoelectric sensor 22 is arranged in each element box 21, and an optical lens 23 is arranged below the photoelectric sensor 22 and mainly plays the roles of light gathering and light guiding.

The controller 24 and the alarm module 25 are installed in one of the component cassettes 21, or the controller 24 and the alarm module 25 are installed in each of the component cassettes 21 correspondingly. The alarm module 25 may be an audible alarm or a flashing alarm. In this embodiment, a controller 24, an alarm module 25 and a photoelectric sensor 22 are provided in each component box 21, so that the moving speed and the length of each wire rope 12 can be rapidly judged and alarmed.

The steel wire rope 12 penetrates through the element box 21, and the two sections of springs 13 are respectively arranged on the two outer sides of the element box 21. The spring 13 plays two important roles when composing the fence: firstly, the steel wire rope 12 is tensioned, and the deformation of the steel wire rope 12 caused by external force or expansion with heat and contraction with cold is compensated; secondly, when the external force is illegally invaded, the steel wire rope 12 is deformed, so that the spring 13 is stretched, the steel wire rope 12 in the element box 21 is axially displaced, and the detection is convenient.

As shown in fig. 3, the photosensor 22 is generally composed of three parts, which are: a transmitter, a receiver, and a detection circuit. The transmitter directs a light beam at the wire 12, typically from a semiconductor light source, a Light Emitting Diode (LED), a laser diode, and an infrared emitting diode. The beam is emitted without interruption, or the pulse width is changed. The receiver comprises a CCD light sensing device, a COMS light sensing device, a photodiode, a photoelectric triode and a photoelectric cell. In front of the receiver, an optical element, such as an optical lens 23, is mounted.

When light emitted by a transmitter irradiates on the steel wire rope 12, an image of the steel wire rope 12 is imaged on the photoelectric sensor 22 through the optical lens 23, the image is transmitted once through setting fixed time, then the change of a certain characteristic pixel in two adjacent images is compared through the optical sensor, whether the steel wire rope 12 displaces within interval time can be judged, then data is transmitted to the controller 24, the controller 24 informs the alarm module 25 of alarm, and meanwhile, the communication module 26 remotely informs the alarm signal.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. The utility model provides a rail alarm device that wire rope displacement sensor constitutes which characterized in that: the fence component mainly comprises a plurality of pillars and a plurality of tension steel wire ropes, and the detection alarm component is arranged on the pillars; the detection alarm assembly comprises a controller, a photoelectric sensor and an alarm module, wherein the photoelectric sensor and the alarm module are electrically connected with the controller; the photoelectric sensor is arranged above the tension steel wire rope and used for detecting the axial displacement of the tension steel wire rope.

2. A fence alarm device as claimed in claim 1, wherein: many spinal branchs post interval settings are on the enclosure, and tension wire rope connects between the pillar, and many tension wire rope sets up in proper order at intervals from top to bottom.

3. A fence alarm device as claimed in claim 2 wherein: the tension steel wire rope comprises three sections of steel wire ropes and two sections of springs, and the three sections of steel wire ropes are connected with the two sections of springs in a staggered mode.

4. A fence alarm device as claimed in claim 3 wherein: the detection alarm assembly further comprises element boxes arranged on the support, and each tension steel wire rope is correspondingly provided with one element box.

5. A fence alarm device as claimed in claim 4, wherein: the steel wire rope penetrates through the element box, and the two sections of springs are arranged on the two outer sides of the element box respectively.

6. A fence alarm device as claimed in claim 5, wherein: each element box is internally provided with a photoelectric sensor.

7. A fence alarm device as claimed in claim 6, wherein: an optical lens is arranged below the photoelectric sensor.

8. A fence alarm device as claimed in claim 7, wherein: the controller and the alarm module are installed in one of the component boxes, or the controller and the alarm module are correspondingly installed in each component box.

9. A fence alarm device as claimed in claim 8, wherein: the detection alarm assembly further comprises a wireless communication module integrated with the controller.