CN211038088U

CN211038088U - Protective net railing

Info

Publication number: CN211038088U
Application number: CN201921030050.9U
Authority: CN
Inventors: 郑晓琼; 曾德龙; 江海升; 耿克山; 张超; 占晓友; 王娣; 王守明; 储贻道; 石玮佳; 戚矛; 陶梦江; 严太山; 刘鑫
Original assignee: State Grid Corp of China SGCC; Overhaul Branch of State Grid Anhui Electric Power Co Ltd
Current assignee: Super High Voltage Branch Of State Grid Anhui Electric Power Co ltd; State Grid Corp of China SGCC
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-07-17
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a protection network railing, including base, dead lever, top cap, the base is connected in the bottom of dead lever, the bottom side of dead lever is provided with the folding stabilizer blade subassembly of a plurality of, one side of dead lever is rotated and is connected with the upset pole, and the side of dead lever is provided with the coupling assembling that is located the upset pole both sides, the top cap activity nestification is in the top outside of dead lever, upset pole, the inside of dead lever is provided with state monitoring device for each part assembled connection's of control railing state. The utility model can effectively enhance the stability of a single railing and the overall strength between railings by arranging the foldable leg components and the connecting components which can be folded and stored, the enclosure of the protective net is convenient and reliable, and the whole installation, disassembly and transfer are simple and convenient; and possess the remote alarm function when empting or the life entity intrudes, strengthened the protective effect of rail, the operating condition who is convenient for maintainer in time to discover and get rid of unusually, the practicality is good.

Description

Protective net railing

Technical Field

The utility model relates to an electric power construction tool field especially relates to a protection network railing.

Background

At present, the safety fence is widely applied to power production, particularly, in a power failure maintenance or construction site, live equipment and power failure equipment can be effectively separated, marks are striking, and personal safety of workers can be effectively guaranteed.

However, the currently installed safety fences suffer from the following disadvantages in use:

(1) the protective net is usually fixed at two points on the railing by adopting hooks or strings, and is not firm enough in installation and easy to fall off;

(2) the protective net is easy to have the phenomenon of local droop or local distortion due to self gravity and flexibility, so that the attractiveness is influenced, and the protective effect is reduced;

(3) the protective net is usually arranged on the railing in a continuous and whole enclosing manner, and short or partially damaged protective nets are abandoned, so that waste is caused; even if the guardrail is used continuously, the protective net is complicated to enclose on the railing, and the connecting part is easy to fall off and break, so that the use effect of the whole safety fence is influenced;

(4) the contact surface of the railing base and the ground is limited, and the railing is usually arranged independently and is easy to topple under the action of external force, so that the whole fence can topple or shift due to the influence of strong wind weather or human factors, and the functions of protection and warning cannot be effectively achieved;

(5) the reinforcing rods are connected between the two railings to enhance the overall stability of the railings, and the reinforcing rods need to be additionally arranged, so that the railings are more complicated to install and disassemble, the safe fence is not convenient to store and transfer after being disassembled, and the defects of long installation time, high working strength and difficulty in disassembly and transportation exist;

(6) meanwhile, the traditional safety fence is only a mark in the aspect of safety prompt, is easy to damage and corrode, and needs special personnel to frequently perform on-site inspection to determine whether the safety fence works normally, so that the maintenance cost is increased; and whether the railing is toppled or damaged or not cannot be found in time, whether people or animals enter the safety fence or not cannot be found in time, and the protection effect is not good.

It is therefore highly desirable to provide a new type of protective barrier to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a protection network railing is provided, can effectively strengthen the stability of single railing and the bulk strength between the railing, the enclosure of protection network is established convenient and reliable, possesses the remote alarm function when empting or the live body rushes into, is convenient for in time discover and get rid of unusual operating condition, and holistic installation, dismantlement and transfer simple and conveniently.

In order to solve the technical problem, the utility model discloses a technical scheme be: the protective screening railing comprises a base, a fixed rod and a top cover;

the base is connected to the bottom of the fixed rod;

the side surface of the bottom of the fixed rod is provided with a plurality of folding support leg assemblies which are used for forming peripheral support legs of the handrail;

the upper part of the fixed rod is rotatably connected with an overturning rod, and the side surface of the fixed rod is provided with connecting components positioned at two sides of the overturning rod and used for realizing bridging between two adjacent railings;

the top cover is movably nested outside the tops of the fixed rod and the turnover rod.

Furthermore, the folding support leg assembly comprises a folding support leg which is rotatably connected into the side wall of the bottom of the fixed rod, and a first splicing rod and a second splicing rod which are respectively rotatably connected into the folding support leg;

the free ends of the first splicing rod and the second splicing rod are provided with threaded sections, and the threaded sections of the second splicing rod are connected with splicing sleeves;

the folding support legs are movably connected with a locking block;

the free ends of the first splicing rod and the second splicing rod are movably embedded into the top of the locking block.

Furthermore, the bottom of the fixed rod is provided with a step surface, the turnover rod is rotatably connected to the step surface, and the cross-sectional shape of the turnover rod is matched with the shape of the step surface.

Furthermore, guide side plates are arranged on two sides of the step surface;

a positioning slide block is arranged in the guide side plate in a sliding manner;

the turning rod is rotatably connected to the top of the positioning sliding block.

Furthermore, a plurality of vertically distributed hanging columns are fixedly arranged on the side surface of the fixed rod close to the turnover rod;

the side surface of the turnover rod is provided with through grooves which are vertically distributed;

the hanging and connecting column is embedded into the through groove.

Furthermore, the connecting assembly comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein the first connecting rod and the second connecting rod are positioned on one side of the fixing rod, and the third connecting rod and the fourth connecting rod are positioned on the other side of the fixing rod;

the first connecting rod and the third connecting rod are rotatably connected to the top of the fixed rod;

the second connecting rod and the fourth connecting rod are rotatably connected to the bottom of the fixing rod.

The free ends of the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are all provided with threaded sections;

a first connecting sleeve is connected to the threaded section of the first connecting rod in a threaded manner;

and a second connecting sleeve is in threaded connection with the threaded section of the fourth connecting rod.

Furthermore, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are telescopic rods.

Furthermore, a state monitoring device is arranged inside the fixing rod and used for monitoring the assembling and connecting state of each component of the handrail.

Further, infrared sensors are respectively installed on the inner side surfaces of the fixing rods and are electrically connected with the state monitoring device.

Furthermore, the top of the base is provided with an anti-toppling switch positioned in the fixed rod, and the anti-toppling switch is electrically connected with the state monitoring device.

The utility model has the advantages as follows:

1. the utility model discloses a set up a plurality of folding stabilizer blade subassembly in the bottom of dead lever, after each folding stabilizer blade subassembly level expandes, realize the connection of adjacent folding stabilizer blade through the connecting rod that sets up in the folding stabilizer blade, make each folding stabilizer blade connect into the flat frame that the area is great, as the peripheral stabilizer blade of railing, effectively increased the support range between railing base and ground to increase the stability of base on the ground, prevent that the railing from toppling over;

2. the utility model discloses a set up coupling assembling respectively in the both sides of dead lever, after each connecting rod of coupling assembling expandes, connect with the connecting rod on the adjacent railing, make the railing connect into integral frame construction, effectively increased the structural strength and the stability of railing whole;

3. the utility model realizes the installation of the protective net by arranging the turnover rod which can turn over at one side of the fixed rod and clamping the turnover rod and the fixed rod, the installation is convenient and fast, and the protective net is in an unfolded state at the joint of the protective net and the fixed rod, thereby not only being beautiful, but also ensuring the protective effect;

4. the utility model discloses a set up a plurality of hitching posts in the side of dead lever, realize the hitching of protection network node in the railing through hitching the post, make the installation of protection network firm, reliable, and can be used for the enclosure of short and small, discontinuous protection network, promoted the utilization ratio of protection network, avoid the wasting of resources;

5. the utility model adopts the folding support leg component and the connecting component which can be stored in the fixed rod and is bound by the magic tape binding band, so that the structure is compact, the volume is small, and the railing can be conveniently transferred and stored after being disassembled; the connection in the folding support leg assembly and the connection between the connecting assemblies are both in a connecting rod and sleeve threaded connection mode, so that the operation is simple and convenient;

6. the utility model can monitor the working state of each component of the railing in real time by arranging the state monitoring device in the railing, and can monitor whether the life body intrudes into the safety fence in real time by arranging the infrared sensor; the anti-toppling switch is arranged, so that the toppling condition of the handrail can be monitored in real time; and through wireless remote transmission to the surveillance center, the monitoring personnel of being convenient for in time discover abnormal state to in time carry out the investigation and maintain, greatly reduced monitoring personnel's working strength, strengthened security fence's protective effect.

Drawings

Fig. 1 is a schematic perspective view of the folded state of the present invention;

FIG. 2 is a schematic sectional view of the folded state of the present invention;

fig. 3 is a schematic perspective view of the fixing rod;

FIG. 4 is a schematic perspective view of the base;

FIG. 5 is a perspective view of the folded state of the folding leg assembly;

FIG. 6 is a cross-sectional view showing the folded state of the folding leg assembly;

FIG. 7 is a schematic perspective view of the folding leg assembly in an unfolded state;

FIG. 8 is a schematic perspective view of the turnover rod;

FIG. 9 is a schematic perspective view of the turnover rod in a turned state;

FIG. 10 is an enlarged view of portion A of FIG. 1;

FIG. 11 is an enlarged view of B in FIG. 1;

fig. 12 is a schematic perspective view of the present invention in an expanded state;

FIG. 13 is an enlarged view of section C of FIG. 2;

FIG. 14 is an enlarged view of portion D of FIG. 2;

FIG. 15 is an enlarged view of section E of FIG. 2;

fig. 16 is a perspective view of two railings connected together.

In the figure: 1 base, 11 caulking grooves, 12 through holes, 2 fixed rods, 21 step surfaces, 22 guide side plates, 23 positioning sliders, 24 hanging connecting columns, 25 magic tape binding belts, 26 accommodating grooves, 27 installing grooves, 3 top covers, 31 locking screws, 4 folding leg assemblies, 41 folding legs, 42 first splicing rods, 43 splicing sleeves, 44 locking blocks, 45 second splicing rods, 46 locking springs, 47 guide columns, 48 pull rings, 5 connecting assemblies, 51 first connecting rods, 52 second connecting rods, 53 third connecting rods, 54 fourth connecting rods, 55 first connecting sleeves, 56 second connecting sleeves, 6 turning rods, 61 through grooves, 7 infrared sensors, 8 anti-overturning switches, 9 state monitoring devices, 91 battery packs, 92 controllers, 93 state indicating lamps, 941 first Hall proximity switches, 942 first permanent magnet block, 943 second Hall proximity switches, 944 second permanent magnet block, 945 third Hall proximity switches, 24 hanging connecting columns, 25 magic tape binding belts, 26 accommodating grooves, 27 installing grooves, 3 top covers, 31 locking screws, 4 folding leg assemblies, 41 folding legs, 42 first connecting rods, 946 a third permanent magnet block, 947 a fourth hall proximity switch, 948 a fourth permanent magnet block.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, a guard rail of a protection net is integrally made of PVC material, and includes a base 1, a fixing rod 2, and a top cover 3.

As shown in fig. 3 and 4, the fixing rod 2 is a casing structure with an open bottom and a regular hexagon bottom cross section, the top surface of the base 1 is provided with an embedded groove 11 matched with the outline of the fixing rod 2, and the bottom end of the fixing rod 2 is embedded in the embedded groove 11, so that the base 1 is connected to the bottom of the fixing rod 2.

The six sides of the bottom of the fixing rod 2 are all provided with a containing groove 26, and each containing groove 26 is internally provided with a folding leg component 4. When the folding assembly 4 is in the vertical state, it can be completely accommodated in the accommodating groove 26; when the folding component 4 is in a horizontal state, the bottom plane of the folding component and the bottom surface of the base 1 are positioned in the same plane to form the peripheral support leg of the railing.

As shown in fig. 5 to 7, the folding leg assembly 4 includes a folding leg 41 rotatably connected to the bottom side wall of the receiving groove 26, a first splicing bar 42 and a second splicing bar 45 rotatably connected to the folding leg 41, respectively. The side wall of the accommodating groove 26 is provided with a shaft groove for installing the rotating shaft of the folding support leg 41, and when the base 1 is embedded and assembled with the fixed rod 2, the rotating shaft of the folding support leg 41 is positioned in the embedding groove 11 of the base 1. Meanwhile, the base 1 is provided with through openings 12 corresponding to the folding legs 41 along the circumferential direction, and the folding legs 41 can rotate through the corresponding through openings 12 to reach a horizontal state. Preferably, the outer lateral surface of the folding foot 41 is provided with a recess in which a pull ring 48 is rotatably connected, facilitating the pulling of the folding assembly 4 out of the receiving slot 26.

The inside of folding stabilizer blade 41 is equipped with the notch that link up, and first concatenation pole 42, second concatenation pole 45 rotate to be connected in the top lateral wall of notch, and first concatenation pole 42, second concatenation pole 45 can accomodate in the notch completely. Preferably, notches are formed in the outer side surfaces of the first splicing rod 42 and the second splicing rod 45, so that the first splicing rod 42 and the second splicing rod 45 can be conveniently pulled out of the notches.

The free ends of the first splicing rod 42 and the second splicing rod 45 are both provided with a threaded section, and the threaded section of the second splicing rod 45 is connected with a splicing sleeve 43. Preferably, the threaded connection length of the splicing sleeve 43 is smaller than the threaded section length of the second splicing rod 45 and larger than the threaded section length of the first splicing rod 42, so that when the splicing sleeve 43 is in threaded connection with the first splicing rod 42 in the adjacent folding support leg 41, even if all the threaded sections of the first splicing rod 42 participate in threaded connection, the splicing sleeve 43 cannot be separated from the second splicing rod 45; when the splicing sleeve 43 is folded and stored, the splicing sleeve 43 is separated from the connected first splicing rod 42 when the splicing sleeve 43 is completely screwed on the thread section of the second splicing rod 45. The unfolded connection state of the folding leg assembly 4 is shown in fig. 12.

A guide post 47 is fixedly arranged on the bottom surface of the slot opening, a locking block 44 is slidably sleeved on the guide post 47, and a locking spring 46 sleeved on the guide post 47 is connected between the bottom surface of the locking block 44 and the bottom surface of the slot opening, so that the locking block 44 can move up and down in the slot opening. The top surface of the locking block 44 is provided with two locking grooves, when the first splicing rod 42/the second splicing rod 45 is accommodated inside the folding support leg 41, the free end of the first splicing rod 42/the second splicing rod 45 is movably embedded into the locking groove of the locking block 44, so that the free rotation of the first splicing rod 42/the second splicing rod 45 in the folding support leg 41 is avoided. The up and down movement stroke of the locking block 44 is larger than the depth of the locking groove, so that the end of the first/

second splicing rods

42, 45 can be smoothly inserted into/removed from the locking groove.

The bottom of the fixed rod 2 is provided with a step surface 21 positioned above the folding leg assembly 4, the turning rod 6 is rotatably connected to the step surface 21, and the cross-sectional shape of the turning rod 6 is matched with the shape of the step surface 21, so that the protective net can be connected with the railing by clamping the turning rod 6 and the fixed rod 2. The top cover 3 is movably nested outside the tops of the fixed rods 2 and the turning rods 6, so that the protective net is clamped between the turning rods 6 and the fixed rods 2, and the top of each turning rod 6 is fixed.

Preferably, as shown in fig. 8 and 9, a plurality of hanging posts 24 vertically distributed are fixedly arranged on the side surface of the fixing rod 2 close to the turnover rod 6, so that when the protection net is connected with the rail, knotting points of the protection net are hung on the posts, which is not only convenient for installation of the protection net, but also enables the protection net to be in an unfolded state in the rail, and is suitable for installation of both continuous protection nets and discontinuous protection nets. Simultaneously, the side of upset pole 6 is provided with vertical distribution's logical groove 61, and upset pole 6 presss from both sides the tight back of protection network clamp, and the tip that articulates post 24 imbeds through the inslot 61 for the protection network can not drop from articulating post 24, guarantees the reliability that the protection network is connected with the railing.

Further, as shown in fig. 10, guide side plates 22 are provided on both sides of the step surface 21, positioning sliders 23 are slidably provided in the guide side plates 22, and the positioning sliders 23 are connected to the side surfaces of the fixing rod 2 by adjusting bolts. The turning rod 6 is rotatably connected to the top of the positioning sliding block 23, and the position of the positioning sliding block 23 is adjusted through the adjusting bolt, so that the distance between the turning rod 6 and the fixing rod 2 can be adjusted to meet the clamping requirements of protective nets of net ropes with different diameters. Meanwhile, as shown in fig. 11, a locking screw 31 is arranged on the side surface of the top cover 3 located outside the turning rod 6, and the end of the locking screw 31 abuts against the outer side surface of the turning rod 6, so as to fix the position of the free end of the top of the turning rod 6 after the turning rod 6 and the fixing rod 2 clamp the protection net.

As shown in fig. 2, the side of the fixing rod 2 is provided with connecting assemblies 5 at both sides of the turning rod 6 for bridging between two adjacent railings. The fixing rod 2 is provided at both sides thereof with vertical mounting grooves 27, and the connecting assembly 5 includes a first link 51, a second link 52 in one mounting groove 27, a third link 53 and a fourth link 54 in the other mounting groove 27. The first link 51 and the third link 53 are rotatably connected to the top inner wall of the mounting groove 27, and the second link 52 and the fourth link 54 are rotatably connected to the bottom inner wall of the mounting groove 27. The first link 51, the second link 52, the third link 53 and the fourth link 54 can be completely accommodated in the mounting groove 27.

The free ends of the first connecting rod 51, the second connecting rod 52, the third connecting rod 53 and the fourth connecting rod 54 are all provided with threaded sections, a first connecting sleeve 55 is connected to the threaded section of the first connecting rod 51 in a threaded mode, and a second connecting sleeve 56 is connected to the threaded section of the fourth connecting rod 54 in a threaded mode. The first connecting rod 51 is connected with the third connecting rod 53 of the adjacent handrail through the first connecting sleeve 55, the fourth connecting rod 54 is connected with the second connecting rod 52 of the adjacent handrail through the second connecting sleeve 56, and the sum of the lengths of the first connecting rod 51 and the third connecting rod 53 is equal to the sum of the lengths of the second connecting rod 52 and the fourth connecting rod 54, so that bridging between two adjacent handrails is realized, and the strength and the stability of the whole handrails are enhanced. Preferably, the first link 51 has the same structure and length as the fourth link 54, and the second link 52 has the same structure and length as the third link 53. The connected state of the two railings is shown in fig. 16.

Preferably, as shown in fig. 13, the threaded connection length of the first connection sleeve 55 is less than the length of the threaded section at the end of the first connection rod 51 and greater than the length of the threaded section at the end of the third connection rod 53, so that after the first connection rod 51 is connected with the third connection rod 53 of the adjacent handrail through the first connection sleeve 55, even if the threaded sections of the third connection rods 53 of the adjacent handrails are all involved in connection, the first connection sleeve 55 cannot be separated from the first connection rod 51, which facilitates connection between the connection rods; when the first connecting sleeve 55 is completely screwed on the first connecting rod 51 during disassembly, the first connecting sleeve 55 is separated from the third connecting rod 53 of the adjacent handrail, so that the separated first connecting rod 51 can be folded and stored conveniently. Similarly, the threaded length of the second connecting sleeve 56 is less than the length of the threaded end section of the fourth connecting rod 54 and greater than the length of the threaded end section of the second connecting rod 52.

Further, the first link 51, the second link 52, the third link 53, and the fourth link 54 are all telescopic rods. The telescopic rod adopts a sleeve structure in threaded connection. Through the length that changes the link, the distance between two railings that can adjust to be connected to the use occasion of different railing intervals.

The top and the bottom of the side surface of the fixed rod 2 are respectively fixed with a magic tape binding belt 25 which is respectively used for binding the folding support leg assembly 4 and the connecting assembly 5 after being folded and stored, and the magic tape binding belt is simple in operation and convenient to use.

The fixed rod 2 is internally provided with a state monitoring device 9 for monitoring the assembling and connecting state of each part of the railing.

The state monitoring device 9 comprises a battery pack 91 arranged inside the fixed rod 2, a controller 92, a plurality of monitoring components and a state indicator light 93 embedded in the side wall of the fixed rod 2, wherein the battery pack 91, the state indicator light 93 and the monitoring components are respectively electrically connected with the controller 92, the battery pack 91 adopts a rechargeable lithium battery and is used for providing power for electrical components in the handrail, a power interface (not shown) for charging the lithium battery is arranged on the side wall of the fixed rod 2, the controller 92 adopts a control module which takes a single chip microcomputer (such as STC89C51 type) as a control core and is provided with a wireless transmission module, the controller 92 is wirelessly connected with monitoring equipment (such as a monitoring console and a mobile phone) of a monitoring center, and the working state of the handrail is transmitted, and the state indicator light 93 adopts an ED L lamp and comprises a red warning lamp and a green display lamp and is used for displaying the working states of the monitoring components and the controller.

The monitoring assembly adopts a position detection device consisting of Hall proximity switches and a permanent magnet block, and each Hall proximity switch is electrically connected with the controller respectively. The specific settings are as follows:

(1) as shown in fig. 14, a first hall proximity switch 941 is attached to the top inner wall of the fixing lever 2, and a first permanent magnet block 942 is provided to the inner wall of the top cover 3. When the top cover 3 is not embedded on the top of the fixed rod 2, the first hall proximity switch 941 does not operate, the red warning lamp is on, the green display lamp is off, and meanwhile, the controller 92 sends a signal that the connection part of the top cover 3 works abnormally to the monitoring equipment; when the top cover 3 is embedded on the top of the fixed rod 2, the first hall proximity switch 941 is actuated, the green display lamp is on, the red warning lamp is off, and meanwhile, the controller 92 sends a signal that the connection part of the top cover 3 works normally to the monitoring equipment;

(2) as shown in fig. 15, a second hall proximity switch 943 is attached to the inner wall of the bottom of the fixing rod 2, and a second permanent magnet block is provided in the insertion groove 11 of the base. When the base is not embedded at the bottom of the fixed rod 2, the second hall proximity switch 943 does not act, the red warning lamp is on, the green display lamp is off, and meanwhile, the controller 92 sends a signal that the connection of the base 1 works abnormally to the monitoring equipment; when the base 1 is embedded at the bottom of the fixed rod 2, the second hall proximity switch 943 acts, the green display lamp is turned on, the red warning lamp is turned off, and meanwhile, the controller 92 sends a signal that the connection part of the base 1 works normally to the monitoring equipment;

(3) as shown in fig. 13, a second hall proximity switch 945 is installed on an inner wall of the first link 51, and a third permanent magnet block 946 is installed on an inner end inner wall of the first connection sleeve 55. When the first connecting sleeve 55 is connected with the third connecting rod 53 of the adjacent handrail, the third permanent magnet block 946 is out of the detection range of the second hall proximity switch 945, the second hall proximity switch 945 does not act, the green display lamp is on, the red warning lamp is off, and meanwhile, the controller 92 sends a signal that the joint of the first connecting sleeve 55 works normally to the monitoring equipment; when the first connecting sleeve 55 is separated from the third connecting rod 53 of the adjacent handrail, the third permanent magnet block 946 is within the detection range of the second hall proximity switch 945, the second hall proximity switch 945 acts, the red warning light is turned on, the green display light is turned off, and meanwhile, the controller 92 sends a signal that the connection of the base 1 works abnormally to the monitoring equipment;

(4) as shown in fig. 13, a second hall proximity switch 947 is attached to an inner wall of the fourth link 54, and a fourth permanent magnet block 948 is provided to an inner wall of an inner end of the second coupling sleeve 56. When the second connecting sleeve 56 is connected with the second connecting rod 52 of the adjacent handrail, the fourth permanent magnet block 948 is out of the detection range of the second hall proximity switch 947, the second hall proximity switch 947 does not act, the green display lamp is on, the red warning lamp is off, and meanwhile, the controller 92 sends a signal that the connection position of the second connecting sleeve 56 works normally to the monitoring equipment; when the second connecting sleeve 56 is separated from the second connecting rod 52 of the adjacent handrail, the fourth permanent magnet block 948 is located within the detection range of the second hall proximity switch 947, the second hall proximity switch 947 acts, the red warning light is turned on, the green display light is turned off, and meanwhile, the controller 92 sends a signal that the joint of the base 1 works abnormally to the monitoring equipment.

When the assembly connection of each part of the rail is in a normal working state, the green display is on, the red warning lamp is off, otherwise, the red warning lamp is on, and the green display lamp is off.

The hidden monitoring assembly is arranged at the assembly connection position of the handrail, the working state of the handrail is monitored and sent in real time, the problems that the handrail is not assembled in place, the handrail is mistakenly disassembled in the working stage and the like can be found in time, and the handrail can work normally and reliably.

As shown in fig. 2 and 14, the inner side surfaces of the fixing rod 2 are respectively provided with an infrared sensor 7, a probe of the infrared sensor 7 is embedded into the side wall of the fixing rod 2 and exposed outside the fixing rod 2, and the infrared sensor 7 is electrically connected with the state monitoring device 9. The infrared sensor 7 adopts an HC-SR501 human body infrared induction module, and the induction angle of the infrared sensor is smaller than the cone angle of 100 degrees. Set up an infrared sensor 7 respectively in the side top and the bottom of the both sides mounting groove 27 of dead lever 2, then two railing connection backs, and two infrared sensor 7 in the mounting groove 27 can realize that the protection network has the comprehensive monitoring that whether life body invades between two railings. Four infrared sensor 7 in the relative mounting groove 27 of two adjacent railing work simultaneously, and the reliability of monitoring is higher. When a living body enters the protective net, the infrared sensor 7 sends an alarm signal to the monitoring center through the controller, and meanwhile, the red warning lamp is lightened, so that maintenance personnel can find problems in time and can lock the specific position for sending an alarm quickly.

Preferably, the infrared sensor 7 is located below the rotating shaft of the first link 51/third link 53 and above the rotating shaft of the second link 52/fourth link 54, so that when the links are in the storage state, the infrared sensor 7 is located inside the links to avoid the exposure in the non-working state.

As shown in fig. 15, the top of the base 1 is provided with an anti-toppling switch 8 located in the fixing rod 2, and the anti-toppling switch 8 is electrically connected to the state monitoring device 9 for monitoring the toppling state of the balustrade. When the railing takes place to empty because of exogenic action, prevent empting switch 8 and send alarm signal to the surveillance center through the controller, the red warning light is lighted simultaneously, and the maintenance personal of being convenient for in time discovers the problem to can lock the concrete position of paying out the warning fast.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A protection network railing which is characterized in that: the device comprises a base (1), a fixed rod (2) and a top cover (3), wherein the base (1) is connected to the bottom of the fixed rod (2);

the side surface of the bottom of the fixed rod (2) is provided with a plurality of folding support leg assemblies (4) which are used for forming peripheral support legs of the handrail;

the upper part of the fixed rod (2) is rotatably connected with an overturning rod (6), and the side surface of the fixed rod (2) is provided with connecting components (5) positioned at two sides of the overturning rod (6) for realizing bridging between two adjacent railings;

the top cover (3) is movably nested outside the tops of the fixed rod (2) and the turnover rod (6).

2. A protection net rail according to claim 1, characterized in that: the folding leg assembly (4) comprises a folding leg (41) which is rotatably connected into the side wall of the bottom of the fixing rod (2), a first splicing rod (42) and a second splicing rod (45) which are respectively rotatably connected into the folding leg (41);

the free ends of the first splicing rod (42) and the second splicing rod (45) are respectively provided with a threaded section, and the threaded section of the second splicing rod (45) is connected with a splicing sleeve (43);

a locking block (44) is movably connected in the folding supporting leg (41);

the free ends of the first splicing rod (42) and the second splicing rod (45) are movably embedded into the top of the locking block (44).

3. A protection net rail according to claim 1, characterized in that: the bottom of dead lever (2) is provided with step face (21), upset pole (6) rotate to be connected on step face (21), and the cross sectional shape of upset pole (6) and the shape phase-match of step face (21).

4. A protection net rail according to claim 3, characterised in that: guide side plates (22) are arranged on two sides of the step surface (21);

a positioning slide block (23) is arranged in the guide side plate (22) in a sliding manner;

the turning rod (6) is rotatably connected to the top of the positioning slide block (23).

5. A protection net rail according to claim 1 or 3 or 4, characterised in that: a plurality of vertically distributed hanging columns (24) are fixedly arranged on the side surface of the fixed rod (2) close to the turnover rod (6);

the side surface of the turning rod (6) is provided with through grooves (61) which are vertically distributed;

the hanging and connecting column (24) is embedded into the through groove (61).

6. A protection net rail according to claim 1, characterized in that: the connecting assembly (5) comprises a first connecting rod (51) and a second connecting rod (52) which are positioned on one side of the fixing rod (2), and a third connecting rod (53) and a fourth connecting rod (54) which are positioned on the other side of the fixing rod (2);

the first connecting rod (51) and the third connecting rod (53) are rotatably connected to the top of the fixing rod (2);

the second connecting rod (52) and the fourth connecting rod (54) are rotatably connected to the bottom of the fixing rod (2);

the free ends of the first connecting rod (51), the second connecting rod (52), the third connecting rod (53) and the fourth connecting rod (54) are all provided with threaded sections;

a first connecting sleeve (55) is connected to the threaded section of the first connecting rod (51) in a threaded manner;

a second connecting sleeve (56) is connected to the threaded section of the fourth connecting rod (54) in a threaded manner.

7. A protection net rail according to claim 6, characterised in that: the first connecting rod (51), the second connecting rod (52), the third connecting rod (53) and the fourth connecting rod (54) are telescopic rods.

8. A protection net rail according to claim 1, characterized in that: and a state monitoring device (9) is arranged in the fixing rod (2) and used for monitoring the assembling and connecting state of each component of the handrail.

9. A protection net rail according to claim 8, characterised in that: infrared sensors (7) are installed on the inner side faces of the fixing rods (2) respectively, and the infrared sensors (7) are electrically connected with the state monitoring device (9).

10. A protection net rail according to claim 8, characterised in that: the anti-toppling device is characterized in that an anti-toppling switch (8) located in the fixing rod (2) is arranged at the top of the base (1), and the anti-toppling switch (8) is electrically connected with the state monitoring device (9).