CN116427784A - Protective net assembly, electronic fence and safety protection system - Google Patents

Abstract

The application relates to a protection network component, an electronic fence and a safety protection system. The protective net component comprises a net body, wherein the net body comprises a plurality of first net ribs and second net ribs which are staggered and extend towards different directions; the first assembly is combined with the first net rib to form a first wire groove extending along the length direction of the first net rib; the second assembly is combined with the second net rib to form a second wire groove extending along the length direction of the second net rib; the first assembly is provided with a first fixing structure, the second assembly is provided with a second fixing structure, the first fixing structure is used for fixing the first assembly on the first net rib, and the second fixing structure is used for fixing the second assembly on the second net rib. According to the scheme, not only can any trigger alarm be cut off, the protection performance is effectively improved, but also the rapid wiring on a construction site can be realized, and the wiring construction of the lead is more convenient.

Description

Protective net assembly, electronic fence and safety protection system

Technical Field

The application relates to the technical field of safety protection setting, in particular to a protective net assembly, an electronic fence and a safety protection system.

Background

The electronic fence is also called an intelligent fence, and is widely applied to places with fences such as airports, military facilities, prisons, guardhouses and the like by virtue of the unique performance of the electronic fence. The electronic fence is a tangible barrier, is provided with proper height and angle, can prevent climbing, and if the electronic fence breaks through forcefully, the host can send out an alarm signal. The electronic fence in the related art has a simple structure and poor protection capability.

Disclosure of Invention

For solving or partially solving the problem that exists among the related art, this application provides a protection network subassembly, electronic fence and safety protection system, not only can realize cutting arbitrary department and trigger the warning, has effectively promoted the barrier propterty, can realize in the quick wiring of job site moreover, and the wiring construction of wire is more convenient.

A first aspect of the present application provides a protective netting assembly for an electronic fence, comprising:

the net-shaped body comprises a plurality of first net ribs and second net ribs which are staggered and extend towards different directions;

a first assembly combined with the first web to form a first wire channel extending along a length of the first web;

a second assembly combined with the second web to form a second wire groove extending along the length direction of the second web;

the first assembly is provided with a first fixing structure, the second assembly is provided with a second fixing structure, the first fixing structure is used for fixing the first assembly on the first web, and the second fixing structure is used for fixing the second assembly on the second web.

In one embodiment, the first fixing structure includes a plurality of first protrusions arranged on the first assembly along the length direction of the first assembly at intervals, the extending direction of the first protrusions is different from the length direction of the first assembly, the first protrusions are the first fixing structure, and the first protrusions are clamped with the first net ribs after being bent; and/or

The second fixing structure comprises a plurality of second bulges which are arranged on the second assembly along the length direction of the second assembly at intervals, the extending direction of the second bulges is different from the length direction of the second assembly, the second bulges are of the second fixing structure, and the second bulges are clamped with the second net ribs after being bent.

In one embodiment, the protective net assembly is provided with an outer side and an inner side, the outer side corresponding to outside of the rail area of the electronic rail and the inner side corresponding to inside of the rail area of the electronic rail;

the first bulges and the second bulges are bent and then positioned on the inner side of the net body.

In one embodiment, the first assembly is provided with a first groove extending along the length direction of the first assembly, and the first groove and the first wire bar are combined to form the first wire groove; the second net rib is provided with a second groove extending along the length direction of the second net rib, and the second groove and the second assembly are combined to form the second wire groove; or alternatively, the first and second heat exchangers may be,

the second assembly is provided with a first groove extending along the length direction of the first assembly, and the first groove and the first wire mesh bar are combined to form the first wire groove; the first wire mesh is provided with a second groove extending along the length direction of the first wire mesh, and the second groove and the first assembly are combined to form the second wire groove.

In one embodiment, the first web rib and the second web rib are provided with a plurality of web thorns which are arranged at intervals, when the first assembly is opposite to the first web rib and the second assembly is opposite to the second web rib, the first protrusion is positioned between the adjacent web thorns on the first web rib, and the first protrusion is used for being clamped with a part between the adjacent web thorns on the first web rib; the second bulges are positioned between the adjacent net thorns on the second net ribs and are used for being clamped with the positions between the adjacent net thorns on the second net ribs.

In one embodiment, the mesh is a unitary structure; and/or the number of the groups of groups,

the first assembly is of a unitary construction; and/or the number of the groups of groups,

the second assembly is a unitary structure.

The second aspect of the present application provides an electronic fence, which is characterized in that: comprising the following steps:

the protective net assembly as described in the first aspect above;

and the wires in the first wire groove and the second wire groove of the protective net assembly are electrically connected with the alarm device, and the wires are used for triggering the alarm device to send alarm information when being cut off.

In one embodiment, the electronic fence comprises a plurality of frames connected in sequence, each frame comprises a plurality of side frames, and the protective net assembly is installed in an area defined by the side frames;

wherein, the wire in the first metallic channel of protection network subassembly with the second metallic channel is from penetrating in the frame and/or wearing out.

In one embodiment, the anti-climbing device is arranged at the top of the frame, an induction device for inducing pose information of the anti-climbing device is arranged between the anti-climbing device and the top of the frame, the induction device is electrically connected with the alarm device, and the induction device comprises an elastic piece connected between the climbing device and the frame and a sensor for inducing angle information of the elastic piece.

A third aspect of the present application provides a safety protection system, comprising:

an electronic fence as described in the second aspect above; the method comprises the steps of,

and the remote control terminal is in communication connection with the alarm device of the electronic fence.

The technical scheme that this application provided can include following beneficial effect:

the application provides a protective net assembly for an electronic fence, which comprises a net body, wherein the net body comprises a plurality of first net ribs and second net ribs which are staggered and extend towards different directions; a first assembly combined with the first web to form a first wire channel extending along a length of the first web; a second assembly combined with the second web to form a second wire groove extending along the length direction of the second web; the first assembly is provided with a first fixing structure, the second assembly is provided with a second fixing structure, the first fixing structure is used for fixing the first assembly on the first web, and the second fixing structure is used for fixing the second assembly on the second web. According to the scheme provided by the embodiment of the application, the first assembly and the second assembly can form the first wire groove and the second wire groove after being assembled with the net-shaped body, wiring construction of the wires is more convenient, the wires can be rapidly wired on a construction site, the alarm can be triggered by cutting any position, reliable protection can be realized on the wires, and the performance stability of electric connection of the electronic fence can be improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

FIG. 1 is a schematic diagram of an electronic fence according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a mesh body of a protection net assembly according to an embodiment of the present application;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

FIG. 4 is a schematic view of the structure of a plate member according to an embodiment of the present application;

FIG. 5 is a schematic view of a channel strip according to an embodiment of the present application;

FIG. 6 is an enlarged schematic view of the channel strip shown in the embodiment of FIG. 5;

FIG. 7 is a schematic view of a flat plate member and a trough bar before engaging with a mesh body according to an embodiment of the present disclosure;

FIG. 8 is a schematic view of an embodiment of the present application after the flat plate member and the channel strips are engaged with the mesh body;

FIG. 9 is a schematic structural view of a frame of an electronic fence as shown in an embodiment of the present application;

FIG. 10 is a schematic view of an assembly of an anti-climb device as shown in an embodiment of the present application.

FIG. 11 is a schematic diagram of the routing of a first wire according to an embodiment of the present application;

fig. 12 is a schematic diagram of the wiring of the second wire according to an embodiment of the present application.

Reference numerals: 100. a protective net assembly; 200. a frame; 210. a column; 220. a frame; 110. a first web; 120. the second net rib; 130. needling; 121. a second assembly; 1211. a plate member; 111. a first assembly; 1111. a groove strip; 1112. a first protrusion; 1212. a second protrusion; 300. a mounting member; 400. y-shaped fork; 410. a connection part; 420. a fork body; 500. an elastic connection member; 510. a spring plate; 520. a connecting piece; 610. a first wire, 620, a second wire; 611. a first wire connection end; 621. and a second wire connection end.

Detailed Description

Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The terminology used in the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, a first message may also be referred to as a second message, and similarly, a second message may also be referred to as a first message, without departing from the scope of the present application. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model provides an electronic fence simple structure among the related art, the protective net subassembly for electronic fence is provided to above-mentioned problem to protective capability relatively poor, not only can realize cutting arbitrary department and trigger the warning, can lay wire fast in the job site moreover, and the wiring construction of wire is more convenient.

The following describes the technical scheme of the embodiments of the present application in detail with reference to the accompanying drawings.

Referring to fig. 2-5, the protection net assembly provided in the present application is applied to an electronic fence, and the protection net assembly includes: the net body 100, the net body 100 comprises a plurality of first net ribs 110 and second net ribs 120 which are staggered and extend towards different directions; a first assembly 111 (shown in fig. 5), the first assembly 111 being combined with the first web 110 with a first wire groove extending in a length direction Y of the first web 110; a second assembly 121 (shown in fig. 4), the second assembly 121 and the second web 120 being combined with a second wire groove extending in a length direction X of the second web 120; the first assembly 111 is provided with a first fixing structure, the second assembly 121 is provided with a second fixing structure, the first fixing structure is used for fixing the first assembly 1111 to the first web 110, and the second fixing structure is used for fixing the second assembly 121 to the second web 120.

Referring to the coordinate system in fig. 1 and 2, the length direction Y of the first web may be a longitudinal direction, i.e., a Y-axis direction, and the length direction X of the second web may be a transverse direction, i.e., an X-axis direction.

According to the scheme provided by the embodiment of the application, after the first assembly 111 and the second assembly 121 are assembled with the mesh body 100, a first wire groove and a second wire groove for arranging wires can be formed, so that wires can be laid on all parts of the mesh body 100, and any position can be cut off to trigger an alarm.

In addition, the first assembly 111 and the second assembly 121 are assembled with the net body 100 in a clamping manner, wiring construction of the wires is more convenient, the wires can be rapidly wired on a construction site, reliable protection can be realized on the wires, and stability and protection performance of electric connection of the electronic fence can be improved.

Referring to fig. 5, in some embodiments, the first fixing structure of the first assembly 111 includes a plurality of first protrusions 1112 disposed on the first assembly 111 along the length direction Y of the first assembly 111, where the extending direction or the length direction of the first protrusions 1112 is different from the length direction Y of the first assembly 1111, for example, may be perpendicular to the length direction Y of the first assembly 111 or form an included angle with the length direction Y of the first assembly 111, and the first protrusions 1112 are engaged with the first web 110 after being bent to fix the first assembly 111 and the first web 110.

In this embodiment, a plurality of first protrusions 1112 are disposed on two sides of the first assembly 111 in the width direction, and extend in opposite directions, and the first protrusions 1112 on two sides in the width direction are opposite to each other. After each first protrusion 1112 on both sides is bent towards each other, a closed ring structure may be configured, and the ring structure may enclose and lock the first web 110. Thus, first protrusions 1112 of embodiments of the present application are also referred to as first catches.

Referring to fig. 4, the second fixing structure includes a plurality of second protrusions 1212 spaced apart from each other on the second assembly along the length direction X of the second assembly 121, and the second protrusions 1212 may extend in a direction different from the length direction X of the second assembly 121, for example, may be perpendicular to the length direction X of the second assembly 121, or may form an included angle with the second assembly 121.

The second protrusion 1212 is bent to engage with the second web 120. The second protrusions 1212 are disposed on two sides of the second assembly 121 along the width direction and extend in opposite directions, and when the second protrusions 1212 on the two sides are bent in opposite directions, a closed ring structure can be configured, and the ring structure can enclose and lock the second web 120. Thus, second protrusions 1112 of embodiments of the present application are also referred to as second snaps.

In this embodiment, the first web rib 110 and the second web rib 120 are formed with a plurality of spaced web spines 130, and when the first assembly 111 is aligned with the first web rib 110 and the second assembly 121 is aligned with the second web rib 120, the first protrusions 1112 are located between the adjacent web spines 130 on the first web rib 110 and are used for being engaged with the portions between the adjacent web spines 130 on the first web rib 110; the second protrusions 1212 are located between adjacent ones of the barbs 130 on the second web 120 and are configured to engage portions of the second web 120 between adjacent ones of the barbs 130.

In this embodiment, the mesh body 100 is an integrally formed structure, for example, the mesh body 100 may be a mesh-like structure formed by punching or cutting a whole sheet of sheet metal material.

The mesh body 100 formed in the above manner has a certain width of the first mesh rib 110 and the second mesh rib 120, and is used for combining with the first assembly 111 and the second assembly 121 to form a wire groove. On the other hand, the knife-shaped net thorns 130 are cut on the first net thorns 110 and the second net thorns 120, which is easier to produce. The net thorns 130 are distributed around the inside of each mesh, so that a stronger deterring effect is achieved visually, organisms can be prevented from entering from the mesh in practice, the damage difficulty of the buckle is increased, and the protective performance can be effectively improved.

In this embodiment, the mesh body 100 is provided with an outer side and an inner side, the outer side corresponds to the outside of the fence area of the electronic fence, and the inner side corresponds to the inside of the fence area of the electronic fence; the first assembly and the second assembly can be assembled on the outer side of the net body 100, and one side locked after the first protrusions 1112 and the second protrusions 1212 are bent is located on the inner side of the net body 100, so that the damage difficulty of the protective net component outside the fence area is increased, and the safety is improved.

Referring to fig. 2, 7 and 8, in some embodiments, the first assembly 111 is provided with a first groove 1113 extending along a length direction Y of the first assembly, the first groove 1113 and a surface of the first web 110 are combined to form a first wire groove, the surface of the first web 110 may be planar, and the first web 110 has a preset width, and the width may be greater than or equal to the width of the first groove 1113; meanwhile, the second web 120 is provided with a second groove 1114 extending in the length direction X of the second web, and the second groove 1114 is combined with the second assembly 121 to form a second wire groove.

It will be appreciated that the first and second wire grooves of the present embodiment are not limited to the above, and in other embodiments, the second assembly 121 is provided with a first groove 1113 extending along the length direction Y of the second assembly 121, and the first groove 1113 combines with the first web 110 to form the first wire groove; the first web 110 is provided with a second groove 1114 extending in the length direction X of the first web, the second groove 1114 combining with the first assembly 111 to form the second wire groove.

In this embodiment, when the first assembly 111 is not provided with a groove, the first assembly 111 is also called a flat plate member, and when the second assembly 121 is provided with a groove, the second assembly is also called a groove bar. Alternatively, when the second assembly 121 is not grooved, the second assembly 121 is also referred to as a flat plate, and when the first assembly 111 is grooved, the first assembly 111 is also referred to as a grooved bar

Fig. 4 and 5 illustrate the solution of the embodiment of the present application using the first assembly of the present application as a plate member and the second assembly as a channel bar.

In this embodiment, the first assembly 111 and the second assembly 121 are both disposed on the same side of the mesh body 100, and wiring construction can be performed on the same side of the mesh body 100. After the first assembly 111 and the second assembly 121 are assembled on the mesh body 100, at the intersection of the first web 110 and the second web 120, the groove strip 1111 is located on the side of the plate 1211 away from the mesh body 100, and the groove strip can compress the plate to the mesh body 100, so that the assembly stability is higher.

During wiring construction, firstly, wires are arranged in the second grooves 1114 of the second wire mesh 120 on the mesh body 100, after the wires in the second grooves 1114 are arranged, the flat plate 1211 is installed on the second grooves 1114, so that the flat plate 1211 closes the second grooves 1114, and then each second protrusion 1212 on the flat plate 1211 is bent towards one side of the mesh body 100, so that the second protrusions 1212 are locked on the first wire mesh 110.

After the plate 1211 is fixed, the wires are arranged along the first web 110 of the mesh body 100, the groove 1111 is aligned with the second web 120 so that the wires are received in the first grooves 1113 of the groove 1111, and then each first protrusion 1112 on the groove 1111 is bent toward the mesh body 100 side so that the first protrusions 1112 are locked to the second web 120.

The solution provided in this embodiment can make the wires disposed on the first wire mesh 110 and the second wire mesh 120 stably fixed on the mesh body 100, and the plate 1211 isolates the longitudinal wires from the transverse wires at the intersection of the first wire mesh 110 and the second wire mesh 120, so as to effectively avoid the short circuit caused by direct contact of the longitudinal wires and the transverse wires.

The protection net assembly of the embodiment of the application, because the first assembly 111, the second assembly 121 and the net body 100 are detachably connected through the clamping connection of the first protrusions 1112 and the second protrusions 1212, not only is the installation aspect convenient, but also the maintenance is convenient. When the first web rib 110 or the second web rib 120 at a certain position is sheared, and the wires cut at the corresponding position need to be reconnected, the first assembly 111 or the second assembly 121 at the corresponding position is detached, after the repair of the wires is completed, the second assembly 121 and the first assembly 111 are reinstalled, and the influence on structural members at other positions can be avoided in the maintenance process. Therefore, the protective net assembly can trigger an alarm after any net rib is cut, and is convenient for repairing damaged wires at corresponding positions.

In this embodiment, the first assembly 111 and/or the second assembly 121 are integrally formed, for example, a strip plate can be punched or cut, so that the processing is more convenient, and mass production is easy to realize.

The first assembly 111 and/or the second assembly 121 may be made of the same or different materials as the mesh body 100, and may be made of metal, such as stainless steel, when made of the same materials.

The protective net assembly of the application is introduced, and accordingly, the application also provides an electronic fence.

Referring to fig. 1, the electronic fence includes a protection net assembly of the above embodiment; and the wires in the first wire groove and the second wire groove of the protective net assembly are electrically connected with the alarm device, and the wires are used for triggering the alarm device to send alarm information when the wires are cut off. When any part of the net body 100 is cut, the electric signal in the alarm device changes, and the alarm is triggered.

In some embodiments, the electronic fence includes a plurality of frames 200 that are sequentially connected, each frame 200 is formed by enclosing four frames 220, a protection net assembly is installed in an area defined by the four frames 220, and the periphery of the net body 100 is fixed on the inner sides of the four frames respectively, and can be fixed in a welding or bolting mode.

In this embodiment, the frame 220 may be hollow, and the wires in the first wire groove and the second wire groove of the protection net assembly penetrate into and/or out of the frame, so that the wires of the electronic fence of this embodiment are in a hidden state, which increases the damage difficulty and improves the service life of the electronic fence.

In some embodiments, the bezel 220 may be a contoured structure, such as a U-shaped slot.

FIG. 10 is a schematic view of an assembly of an anti-climb device as shown in an embodiment of the present application.

Referring to fig. 1 and 10, in some embodiments, an anti-climb device is provided on top of the frame 200, the anti-climb device being movable relative to the frame 200, and a sensing device for sensing anti-climb device activity information is mounted between the anti-climb device and the top of the frame 200.

The anti-climbing device comprises a Y-shaped fork, the Y-shaped fork is provided with a connecting part, the connecting part 410 is connected with the protective net component, Y-shaped meshes are arranged on two fork bodies of the Y-shaped fork, and the upper parts of the Y-shaped meshes can be provided with the barbed wire.

In this embodiment, the electronic fence includes a stand 210, the side edge of the frame is fixed to the stand, the connection portion 410 of the anti-climbing device is connected to the end portion of the stand 210 through an elastic member, the elastic member may be a spring plate 510 disposed along the vertical direction, a connection member 520 is disposed at the lower end of the spring plate 510, and the connection member 520 is fixed to the stand 210 through the connection member 520, and may be a U-shaped groove.

The upper end of the column 210 is provided with a sensing device to which the spring plate 510 is connected, and the sensing device may be a pose sensor, such as an angle sensor or a gyroscope, connected to the spring plate. When someone climbs the electronic fence, the Y-shaped fork is pulled, and the pose sensor can sense a change signal of pose information of the spring plate 510 at the moment, so that an alarm device is triggered to give an alarm.

In some embodiments, the electronic fence includes a plurality of columns 210 arranged at intervals, at least one frame 200 is disposed between adjacent columns 210, so that a plurality of protection net assemblies can be sequentially installed along the length direction of the electronic fence to form the electronic fence with a preset length.

The bottom of the upright 210 is provided with a mounting member 300, and the mounting member 300 may be a flange plate, for fixing the upright 210 to the ground, so that the electronic fence is in a vertical state.

Referring to fig. 11 and 12, in some embodiments, the electronic fence further includes a first conductive wire 610 and a second conductive wire 620, where the first conductive wire 610 is disposed in the first conductive wire groove and the second conductive wire 620 is disposed in the second conductive wire groove. The first conductive wire 610 and the second conductive wire 620 are connected with the alarm device, and when the first conductive wire 610 and the second conductive wire 620 are cut off, an electric signal in the alarm device changes, so that the alarm device can be triggered to send alarm information.

Referring to fig. 11 and 12, in the present embodiment, the rail assembly is provided with a wire port, the first wire 610 penetrates from the wire port, and then passes through the wire port after connecting the plurality of first wires 110 in series along the longitudinal direction, the second wire 620 penetrates from the wire port, and then passes through the wire after connecting the plurality of second wires 120 in series along the transverse direction, and one first connection end 611 of the first wire 610 penetrates from the wire port, and the other first connection end 611 penetrates from the wire port. One of the second connection ends 621 of the second wire 620 penetrates through the wire port, and the other second connection end 621 penetrates out of the wire port. The connection ends of the first wire 610 and the second wire 620 are electrically connected with the alarm device, and when any wire on the first wire 110 and the second wire 120 is cut off, the alarm device can be triggered to send alarm information.

In some embodiments, the wire guide opening is disposed at an end of one of the Y-shaped fork bodies, and it can be appreciated that the wire guide opening may not be limited in position and may be disposed at other positions of the electronic fence.

Correspondingly, the application also provides a safety protection system.

The safety protection system comprises the electronic fence according to the embodiment; and the remote monitoring terminal is in communication connection with the intelligent fence in a wireless or wired mode, and is used for acquiring the alarm information of the intelligent fence, so that the electronic fence can be remotely managed, and the intelligent degree is improved.

The embodiments of the present application have been described above, the foregoing description is exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the improvement of technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (10)

1. A protective screen assembly for an electronic fence, comprising:

the net-shaped body comprises a plurality of first net ribs and second net ribs which are staggered and extend towards different directions;

a first assembly combined with the first web to form a first wire channel extending along a length of the first web;

a second assembly combined with the second web to form a second wire groove extending along the length direction of the second web;

the first assembly is provided with a first fixing structure, the second assembly is provided with a second fixing structure, the first fixing structure is used for fixing the first assembly on the first web, and the second fixing structure is used for fixing the second assembly on the second web.

2. The protective screen assembly of claim 1, wherein:

the first fixing structure comprises a plurality of first bulges which are arranged on the first assembly along the length direction of the first assembly at intervals, the extending direction of the first bulges is different from the length direction of the first assembly, and the first bulges are clamped with the first net ribs after being bent; and/or

The second fixing structure comprises a plurality of second bulges which are arranged on the second assembly along the length direction of the second assembly at intervals, the extending direction of the second bulges is different from the length direction of the second assembly, the second bulges are of the second fixing structure, and the second bulges are clamped with the second net ribs after being bent.

3. The protective screen assembly of claim 2, wherein:

the protective net assembly is provided with an outer side and an inner side, the outer side faces the outside of the fence area of the electronic fence, and the inner side faces the inside of the fence area of the electronic fence;

the first bulges and the second bulges are bent and then positioned on the inner side of the net body.

4. The protective screen assembly of claim 1, wherein:

the first assembly is provided with a first groove extending along the length direction of the first assembly, and the first groove and the first wire mesh bar are combined to form the first wire groove; the second net rib is provided with a second groove extending along the length direction of the second net rib, and the second groove and the second assembly are combined to form the second wire groove; or alternatively, the first and second heat exchangers may be,

the second assembly is provided with a first groove extending along the length direction of the first assembly, and the first groove and the first wire mesh bar are combined to form the first wire groove; the first wire mesh is provided with a second groove extending along the length direction of the first wire mesh, and the second groove and the first assembly are combined to form the second wire groove.

5. The protective screen assembly of claim 2, wherein:

the first net ribs and the second net ribs are formed with a plurality of net thorns at intervals, when the first assembly piece is opposite to the first net ribs and the second assembly piece is opposite to the second net ribs, the first protrusions are located between the adjacent net thorns on the first net ribs and are used for being clamped with the positions between the adjacent net thorns on the first net ribs; the second bulges are positioned between the adjacent net thorns on the second net ribs and are used for being clamped with the positions between the adjacent net thorns on the second net ribs.

6. The protective screen assembly of any one of claims 1-5, wherein:

the net-shaped body is of an integrated structure; and/or the number of the groups of groups,

the first assembly is of a unitary construction; and/or the number of the groups of groups,

the second assembly is a unitary structure.

7. An electronic fence, characterized in that: comprising the following steps:

the protective mesh assembly of any one of claims 1-7;

and the wires in the first wire groove and the second wire groove of the protective net assembly are electrically connected with the alarm device, and the wires are used for triggering the alarm device to send alarm information when being cut off.

8. The electronic fence of claim 7, wherein:

the electronic fence comprises a plurality of frames which are sequentially connected, each frame comprises a plurality of frames, and the protective net assembly is arranged in an area defined by the frames;

wherein, the wire in the first metallic channel of protection network subassembly with the second metallic channel is from penetrating in the frame and/or wearing out.

9. The electronic fence of claim 8, wherein:

the anti-climbing device is arranged at the top of the frame and comprises an induction device for inducing pose information of the anti-climbing device, and the induction device is electrically connected with the alarm device. The sensing device comprises an elastic piece connected between the climbing device and the frame and a sensor for sensing angle information of the elastic piece.

10. A safety shield system, comprising:

the electronic fence of any one of claims 7-9; the method comprises the steps of,

and the remote control terminal is in communication connection with the alarm device of the electronic fence.

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