CN216014421U

CN216014421U - Protective net with monitoring function

Info

Publication number: CN216014421U
Application number: CN202121885647.9U
Authority: CN
Inventors: 陈传坤; 赵永波; 吴洪伟
Original assignee: Sichuan Weimin Technology Co ltd
Current assignee: Sichuan Weimin Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-11
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a protective net with a monitoring function, which comprises a plurality of stand columns (2), wherein a protective net (1) is arranged between the stand columns (2), the protective net (1) is connected with a detection circuit (5) through a signal transmitter (6), and the detection circuit (5) is connected with a control host (4); the novel vertical column type electric wire netting device is characterized by further comprising a plurality of jumper wires (3), the jumper wires (3) are arranged in the cavity of the vertical column (2) and connected with the protective net (1), the protective net (1) comprises a plurality of metal wires, the metal wires are interwoven to form a plurality of polygonal purse seine net pieces, the metal wires are metal wires with insulating layers, and the polygonal purse seine net pieces at least comprise quadrilateral purse seine net pieces and hexagonal purse seine net pieces. When the protective net is damaged, the utility model can send out alarm signals in time; the method has higher flexibility and concealment, and can improve the technical invasion difficulty and the safety protection level.

Description

Protective net with monitoring function

Technical Field

The utility model relates to the technical field of safety protection, in particular to a protective net with a monitoring function.

Background

Guardrail or wire netting products are installed in many border areas of China, and the border guardrail comprises a rolling cage type wire netting, a barbed wire type border guardrail and a set boundary guardrail layer.

The border wire netting and the border guardrail are installed to protect the integrity of the country, so that the wire netting product can effectively prevent foreign people from randomly entering the border of China, and a safe wire netting enclosure is also set for common people in border areas. However, most of the existing common wire rope protective nets are formed by crimping and weaving common wire ropes through simple small fasteners, and only have a pure protective effect physically. If the invasion damage occurs, the potential safety hazard is increased, and at the moment, people must find the potential safety hazard on site or install a video monitoring party for finding the potential safety hazard, so that the investment of manpower and material resources is greatly increased.

The traditional protective net has no function of detecting intrusion damage and alarming or only detects in a switching value on-off signal mode, and an intruder can change the starting end, the tail end or any position of the protective net to be in jumping connection in advance by using metal wires to form a repeated switching value loop because the switching value has no function of preventing jumping connection, so that the rear protective net can be damaged and no alarm can be given.

At present, the current situation that some common protective nets and monitoring equipment are used in a combined mode is also existed, for example, the common steel wire rope protective net and the additional monitoring equipment are as follows: if ordinary protection network + video monitoring, vibration optical cable, crack alarm, sensor, displacement meter etc. accomplish ordinary protection network's installation after, install relevant monitoring facilities alone again, some easily receive external environment influence big, some require the precision high, the false alarm rate is higher to the construction of these monitoring facilities.

In addition, after the existing protective net is short-circuited, the situation that the alarm cannot be given occurs, and as shown in fig. 4, after the jumper 1 is connected, the protective nets in the range of the breakable area 1 can be cut off and cannot give an alarm, and after the jumper 2 is connected, the protective nets in the range of the breakable area 2 can be cut off and cannot give an alarm. In a similar way, after the protective net is jumped from a proper position, the whole protective net can be damaged in a large area, and serious potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protective net with a monitoring function aiming at the problems, which comprises a plurality of stand columns, wherein the protective net is arranged among the stand columns, the protective net is connected with a detection circuit through a signal transmitter, the detection circuit is connected with a control host, and the detection circuit can send out positive and negative bipolar pulse electric signals with the amplitude of below 24-36V; the novel vertical column protection device is characterized by further comprising a plurality of jumper wires, wherein the jumper wires are arranged in the vertical column cavity and connected with the protection net.

Specifically, the protective net comprises a plurality of metal wires, and the metal wires are interwoven with each other to form a plurality of polygonal purse net meshes.

Specifically, the metal wire is a metal wire with an insulating layer.

Specifically, the polygonal purse net meshes at least comprise quadrilateral purse net meshes and hexagonal purse net meshes.

Specifically, the input end of the detection circuit can be connected to any two metal wires in the protection network, and the output end of the detection circuit can be connected to any two metal wires in the protection network.

Specifically, the jumper wires are respectively connected with a plurality of metal wires to form a detection loop, and the jumper wires can be connected with the plurality of metal wires at will.

Specifically, the jumper wire is an insulated conductive cable.

Specifically, the signal transmitter includes wired transmission and wireless transmission.

The utility model has the beneficial effects that: when the protective net is damaged, an alarm signal can be sent out in time; the method has higher flexibility and concealment, and can improve the technical invasion difficulty and the safety protection level.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 3 is a schematic diagram of a third embodiment of the present invention;

fig. 4 is a schematic diagram of a conventional protection net being short-circuited;

in the figure: 1-protective net, 2-upright post, 3-jumper wire, 4-control host, 5-detection circuit, 6-signal transmitter, 7-first metal wire, 8-second metal wire, 9-third metal wire, 10-fourth metal wire, 11-fifth metal wire, 12-sixth metal wire, 13-seventh metal wire, 14-eighth metal wire, 15-ninth metal wire, 16-tenth metal wire, 17-eleventh metal wire, 18-twelfth metal wire, 19-thirteenth metal wire, 20-fourteenth metal wire and 21-fifteenth metal wire.

Detailed Description

The existing protective nets can not give an alarm after being short-circuited, as shown in fig. 4, after being jumper-connected 1, the protective nets in the range of the breakable area 1 can be cut off and can not give an alarm, and after being jumper-connected 2, the protective nets in the range of the breakable area 2 can be cut off and can not give an alarm. In a similar way, after the protective net is jumped from a proper position, the whole protective net can be damaged in a large area, and serious potential safety hazards exist.

The utility model provides a protective net with a monitoring function.

It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1, a protection net with a monitoring function includes a plurality of columns 2, a protection net 1 is disposed between the columns 2, the protection net 1 is connected to a detection circuit 5 through a signal transmitter 6, and the detection circuit 5 is connected to a control host 4; the novel vertical column type anti-theft device is characterized by further comprising a plurality of jumper wires 3, wherein the jumper wires 3 are arranged in the cavity of the vertical column 2 and connected with the protective net 1.

Further, the upright post 2 is used for supporting, fixing and hiding the jumper wire and adopts a metal structure; the detection circuit 5 is used for generating a positive and negative bipolar pulse electrical signal with an amplitude of 24V to 36V, outputting the positive and negative bipolar pulse electrical signal to the starting end of the protection net 1, returning the positive and negative bipolar pulse electrical signal to the detection circuit 5 from the input end after passing through a circulation loop of the protection net 1, and the detection circuit 5 judging whether the protection net 1 is damaged or not according to the amplitude value of the bipolar pulse electrical signal, including the short circuit or disconnection of a conductor of the protection net 1.

Further, in the present embodiment, the protection net 1 includes first metal wires 7, second metal wires 8, third metal wires 9, fourth metal wires 10, fifth metal wires 11, sixth metal wires 12, seventh metal wires 13, eighth metal wires 14, ninth metal wires 15, tenth metal wires 16, eleventh metal wires 17, twelfth metal wires 18, thirteenth metal wires 19, fourteenth metal wires 20, and fifteenth metal wires 21, and the metal wires are interwoven with one another to form a plurality of polygonal seine meshes, which are called hexagonal seine meshes, and it can be understood that in other embodiments, the seine meshes may be set to have a quadrilateral or other polygonal structure according to actual requirements.

Further, in this embodiment, the metal wire is a metal wire with an insulating layer.

Further, in this embodiment, the jumper wires 3 are insulated conductive cables, and the jumper wires 3 are respectively connected to a plurality of metal wires to form a detection loop. Specifically, the first metal wire 7, the third metal wire 9, the fifth metal wire 11, the seventh metal wire 13, the ninth metal wire 15, the eleventh metal wire 17, the thirteenth metal wire 19 and the fifteenth metal wire 21 are connected through the jumper wire 3 to form a detection loop; the second wire 8, the fourth wire 10, the sixth wire 12, the eighth wire 14, the tenth wire 16, the twelfth wire 18 and the fourteenth wire 20 are also connected by the jumper 3, and form another detection loop, and so on.

Further, in this embodiment, the signal transmitter 6 may adopt a wired transmission for transmitting the pulse electrical signal emitted by the detection circuit 5. Specifically, the output end of the detection circuit 5 is connected to the first metal wire 7 and the second metal wire 8 through the signal transmitter 6, and the input end of the detection circuit 5 is connected to the fifteenth metal wire 21 and the sixteenth metal wire (not shown in the drawings) through the signal transmitter 6.

Example 2:

referring to fig. 2, a protection net with a monitoring function includes a plurality of columns 2, a protection net 1 is disposed between the plurality of columns 2, the protection net 1 is connected to a detection circuit 5 through a signal transmitter 6, and the detection circuit 5 is connected to a control host 4; the novel vertical column type anti-theft device is characterized by further comprising a plurality of jumper wires 3, wherein the jumper wires 3 are arranged in the cavity of the vertical column 2 and connected with the protective net 1.

Further, in this embodiment, the jumper wires 3 are insulated conductive cables, and the jumper wires 3 are respectively connected to a plurality of metal wires to form a detection loop. Specifically, the first metal wire 7, the fifth metal wire 11, the ninth metal wire 15 and the thirteenth metal wire 19 are connected through a jumper wire 3, and form a detection loop; the second metal wire 8, the sixth metal wire 12, the tenth metal wire 16 and the fourteenth metal wire 20 are connected through a jumper wire 3, and form a detection loop; the third metal wire 9, the seventh metal wire 13, the eleventh metal wire 17 and the fifteenth metal wire 21 are connected through the jumper wire 3, and form a detection loop; the fourth wire 10, the eighth wire 14 and the twelfth wire 18 are connected by the jumper 3 and form a detection loop, and so on.

Further, in this embodiment, the signal transmitter 6 may employ wireless transmission to transmit the pulse electrical signal emitted by the detection circuit 5. Specifically, the output end of the detection circuit 5 is connected to the first wire 7 and the second wire 8 through the signal transmitter 6, and the input end of the detection circuit 5 is connected to the thirteenth wire 19 and the fourteenth wire 20 through the signal transmitter 6.

Example 3:

referring to fig. 3, a protection net with a monitoring function includes a plurality of columns 2, a protection net 1 is disposed between the plurality of columns 2, the protection net 1 is connected to a detection circuit 5 through a signal transmitter 6, and the detection circuit 5 is connected to a control host 4; the novel vertical column type anti-theft device is characterized by further comprising a plurality of jumper wires 3, wherein the jumper wires 3 are arranged in the cavity of the vertical column 2 and connected with the protective net 1.

Further, in this embodiment, the jumper wires 3 are insulated conductive cables, and the jumper wires 3 are respectively connected to a plurality of metal wires to form a detection loop. Specifically, the first metal wire 7, the fifth metal wire 11, the second metal wire 8 and the sixth metal wire 12 are connected through a jumper wire 3 to form a detection loop; the third metal wire 9, the seventh metal wire 13, the fourth metal wire 10 and the eighth metal wire 14 are connected through the jumper wire 3, and form a detection loop; the ninth metal wire 15, the thirteenth metal wire 19, the tenth metal wire 16 and the fourteenth metal wire 20 are connected through the jumper wire 3, and form a detection loop; the eleventh wire 17, the fifteenth wire 21, the twelfth wire 18 and the sixteenth wire (not shown in the drawings) are connected by the jumper wire 3 and form a detection loop, and so on.

Further, in this embodiment, the signal transmitter 6 may adopt a wired transmission for transmitting the pulse electrical signal emitted by the detection circuit 5. Specifically, the output end of the detection circuit 5 is connected to the eleventh wire 17 and the twelfth wire 1 through the signal transmitter 6, and the input end of the detection circuit 5 is connected to the fifteenth wire 21 and the sixteenth wire (not shown in the drawings) through the signal transmitter 6.

The utility model discloses a bridging mode of bipolar pulse electrical signals output to a protective net and returned to a detection circuit and the starting end and the tail end of the protective net from the protective net, and the bridging mode can be determined at will when the device is installed. In actual implementation, in order to achieve the effects of confidentiality and confusion and enhance the anti-damage invasion capacity, different connection modes are adopted for each section of protective net. The above-mentioned embodiments 1 to 3 are only some embodiments of the present invention, and it can be understood that when there are N wires in the protection net, there are at least N-1 completely different connection modes according to the output and input starting points of the pulse electrical signal and the cross-over mode of the starting end and the tail end of the protection net. In addition, in other embodiments, the detection circuits 5 can be expanded according to actual conditions, the pulse electrical signal output and input is expanded from 2 groups to 3 groups or more, and the connection modes of the detection circuits 5 and the protective nets 1 have more combination modes. If 3 groups of pulse electrical signals are respectively connected with the upper part, the middle part and the lower part of the protection net 1, the damaged and invaded part of the protection net 1 can be identified.

The detection circuit 5 is a device for generating a pulse electric signal, collecting the pulse electric signal, identifying and judging the generated pulse electric signal and outputting a state signal of the protective net 1, detects the state of the protective net 1 by the pulse electric signal, can be communicated with the control host 4 and the upper computer software at the same time, uploads the state of the protective net 1 and receives control instructions (such as arming, disarming, sensitivity adjustment and the like) of the control host 4 and the upper computer software

The utility model adopts the positive and negative bipolar pulse electrical signals with the amplitude below 24-36V, and after the two groups of pulse electrical signals are short-circuited, the detection circuit 5 generates an alarm signal; the amplitude of the pulse electrical signal can be adjusted within a certain range, and when the length of the protective net 1 is long and the resistivity of the metal material of the protective net 1 is large, the amplitude of the pulse electrical signal is adjusted upwards to ensure the accuracy of the detection of the pulse electrical signal; pulse electric signals can be input from any 2 metal wires (metal wires) at one end of the protective net 1 and then output from any 2 metal wires (metal wires), so that the high flexibility and concealment performance are achieved, the technical invasion difficulty is greatly improved, and the safety protection level is improved.

Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the utility model. In the description of the present invention, it is to be understood that the terms "on" and the like refer to orientations or positional relationships based on those shown in the drawings, and are used only for convenience in 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "connected" and "disposed" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "connected" or "provided" may explicitly or implicitly include one or more of that feature. Furthermore, the terms "connected," "disposed," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein.

It should be noted that, for simplicity of description, the foregoing embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present application is not limited by the order of acts, as some steps may occur in other orders or concurrently depending on the application. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the utility model.

It should be noted that the above-mentioned preferred embodiments are only illustrative and should not be construed as limiting the scope of the utility model, and that modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The protective net with the monitoring function is characterized by comprising a plurality of stand columns (2), a protective net (1) is arranged between the stand columns (2), the protective net (1) is connected with a detection circuit (5) through a signal transmitter (6), and the detection circuit (5) is connected with a control host (4); the novel vertical column is characterized by further comprising a plurality of jumper wires (3), wherein the jumper wires (3) are arranged in the cavity of the vertical column (2) and are connected with the protective net (1).

2. A protective screening with monitoring function according to claim 1, characterized in that the protective screening (1) includes a plurality of wires, which are interwoven to form a plurality of polygonal seine meshes.

3. A protective screening with a monitoring function according to claim 2, characterised in that the metal wires are metal wires with an insulating layer.

4. The protection net with monitoring function of claim 2, characterized in that the polygonal seine meshes comprise at least quadrangular seine meshes and hexagonal seine meshes.

5. A protective screening with monitoring function according to claim 1, characterised in that the jumpers (3) are connected with a plurality of wires, respectively, and form a detection loop.

6. A protective screening with a monitoring function according to claim 1 or 5, characterised in that the jumper (3) is an insulated conducting cable.

7. A protective screening with monitoring function according to claim 1, characterised in that the signal transmitter (6) includes wired transmission and wireless transmission.