CN106803382B - High altitude construction environment body sensing equipment - Google Patents

High altitude construction environment body sensing equipment Download PDF

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Publication number
CN106803382B
CN106803382B CN201710128633.4A CN201710128633A CN106803382B CN 106803382 B CN106803382 B CN 106803382B CN 201710128633 A CN201710128633 A CN 201710128633A CN 106803382 B CN106803382 B CN 106803382B
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environment
simulation
machine
touch screen
relay
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CN106803382A (en
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薛明现
费占军
王占清
刘洁
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Zhengzhou Wonder Electrical Power Co Ltd
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Zhengzhou Wonder Electrical Power Co Ltd
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B9/00Simulators for teaching or training purposes

Abstract

The invention provides an aerial working environment somatosensory device which comprises a touch screen all-in-one machine, an environment simulation device and a communication device, wherein the touch screen all-in-one machine is connected with the environment simulation device through the communication device; the touch screen all-in-one machine inputs environment simulation parameters and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters; the environment simulation device is connected with the touch screen all-in-one machine through the communication device and simulates the environment of high-altitude operation according to the environment simulation control instruction. The invention effectively solves the problems of no experience and poor training effect in the existing safety education and training, greatly improves the safety of practical training and operation, and has the advantages of scientific design and strong practicability.

Description

High altitude construction environment body sensing equipment
Technical Field
The invention relates to the field of aerial work practical training, in particular to aerial work environment somatosensory equipment.
Background
Safety production is a permanent theme of power enterprises, and for reducing and avoiding safety accidents, safety production education and training is one of main means, and a traditional power safety training mode is mainly characterized in that traditional introduction and education are combined with a power safety accident case for training, so that students do not experience when training in an aerial working environment, the training effect is poor, the training content is old, the training means is single, and the requirements of modern power grids are obviously not met. And due to the limitation of production conditions in the power industry, safety education and training are unlikely to be carried out on a production operation site in view of the safety of power grid safe operation and training.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the aerial working environment body sensing equipment which is scientific in design and high in practicability.
In order to achieve the purpose, the invention adopts the technical scheme that: an aerial work environment somatosensory device comprises a touch screen all-in-one machine, an environment simulation device and a communication device; the touch screen all-in-one machine inputs environment simulation parameters and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters; the environment simulation device is connected with the touch screen all-in-one machine through the communication device and simulates the environment of high-altitude operation according to the environment simulation control instruction.
Based on the above, the touch screen all-in-one machine comprises a card reader, a fingerprint machine, a keyboard, a control host and a display screen, wherein the card reader is connected with the control host and used for verifying the identity of an operator; the fingerprint machine is connected with the control host and is used for identifying the identity of the trainee and recording the information of the trainee; the keyboard is connected with the control host and used for inputting environment simulation parameters to the control host; the control host is also connected with the environment simulation device through the communication device and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters.
Based on the above, the environment simulation device comprises a wind swing simulation control system, an environment image simulation system and an environment sound simulation system;
the wind pendulum simulation control system comprises a wind pendulum simulation control circuit and a wind pendulum simulation device, wherein the wind pendulum simulation control circuit controls the action of the wind pendulum simulation device according to the environment simulation control instruction;
the environment image simulation system comprises VR glasses, wherein a VR video source is arranged in the VR glasses and used for presenting a three-dimensional aerial work environment; the environmental sound simulation device is used for simulating environmental wind sound during high-altitude operation.
Based on the above, the wind swing simulation device comprises a bottom plate, a top plate and a middle movable plate arranged between the bottom plate and the top plate, wherein a first wind swing device is arranged between the bottom plate and the middle movable plate, and a second wind swing device which is radially vertical to the first wind swing device is arranged between the middle movable plate and the top plate; the top plate is also provided with a platform and a fixed support, and one side of the platform plate is provided with a ladder stand.
Based on the above, the first wind swing device comprises a first motor fixedly mounted on the bottom plate, a first crankshaft and a first front rotating frame, and a motor sprocket of the first motor drives a crankshaft sprocket of the first crankshaft to rotate through a chain; the top of the first crankshaft and the top of the first front rotating frame are respectively movably connected with the middle movable plate;
the second wind swing device comprises a second motor, a second crankshaft and a second front rotating frame which are fixed on the middle movable plate, and a motor chain wheel of the second motor drives a crankshaft chain wheel of the second crankshaft to rotate through a chain; the top of the second crankshaft and the top of the second front rotating frame are respectively movably connected with the top plate.
Based on the above, the wind swing analog control circuit comprises a switching value relay output control module, a push switch SB1, a push switch SB2, an intermediate relay ZJ1, an intermediate relay ZJ2, a first motor controller and a second motor controller, a power supply is respectively connected with the intermediate relay ZJ1, the intermediate relay ZJ2 and the switching value relay output control module after passing through the touch screen all-in-one machine, the switching value relay output control module comprises a relay normally open contact K1, a relay normally closed contact K2, a relay normally open contact K3 and a relay normally closed contact K4, the relay normally open contact K1, the relay normally closed contact K2, the coil of the intermediate relay ZJ1 and the touch screen all-in-one machine form a series circuit, the push switch SB1 and the first motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally open contact K1 and the relay normally closed contact K2; the relay normally-open contact K3, the relay normally-closed contact K4 and coils of the intermediate relay ZJ2 and the touch screen all-in-one machine form a series circuit, and the press switch SB2 and a second motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally-open contact K3 and the relay normally-closed contact K4; the touch screen all-in-one machine is connected with the first motor through the normally open contact of the intermediate relay ZJ1 in sequence, and the touch screen all-in-one machine is connected with the second motor through the normally open contact of the intermediate relay ZJ2 in sequence and the second motor controller.
Based on the above, the environment simulation device further comprises a projector for projecting and playing outdoor high-altitude operation scenes.
Based on the above, the communication device comprises a router, an ethernet repeater and an RS-485 communication loop, the control host is connected with the router and the ethernet repeater sequentially through network cables, and the ethernet repeater is in communication connection with the switching value relay output control module through the RS-485 communication loop.
Based on the above, the touch screen all-in-one machine further comprises a power indicator light and a USB interface, wherein the power indicator light and the USB interface are respectively connected with the control host.
Compared with the prior art, the invention has substantive characteristics and progress, particularly, the invention realizes the simulation of the real scene of working personnel working on a 100-meter iron tower and the simulation of wind swing with different dimensions of the iron tower, front, back, left and right through the touch screen integrated machine and the environment simulation device under the low-altitude environment, has strong impact, enables students to experience the feeling of high-altitude operation in a practical training room, effectively solves the problems of no experience and poor training effect in the conventional safety education and training, greatly improves the safety of practical training and operation, simultaneously enables the students to master the method for overcoming fear and coping with wind swing in the high-altitude operation process, and has the advantages of scientific design and strong practicability.
Drawings
Fig. 1 is a schematic diagram of the principle of the present invention.
FIG. 2 is a schematic front view of the touch screen integrated machine according to the present invention.
FIG. 3 is a schematic diagram of the right view of the structure of the touch screen all-in-one machine of the invention.
Fig. 4 is a schematic perspective view of the wind swing simulation device of the present invention.
Fig. 5 is a schematic structural right view of the wind swing simulation device of the present invention.
FIG. 6 is a block circuit diagram of the wind swing control circuit of the present invention.
FIG. 7 is a circuit diagram of the wind swing control circuit of the present invention.
Fig. 8 is a functional block diagram of the communication system of the present invention.
In the figure: 1. the touch screen all-in-one machine; 2. an emergency stop button; 3. a keyboard; 4. a fingerprint machine; 5. a power indicator light; 6. a card reader; 7/8.USB interface; 9. the power supply is always on empty; 10. a power switch; 11. a base plate; 12. a crankshaft bearing bracket; 13. a crankshaft; 14/15, semi-circular bearing bracket; 16. a middle movable plate; 17. a front rotating frame; 18. a top plate; 19. fixing channel steel; 20. pressing a plate; 21. a motor fixing frame; 22. a motor sprocket; 23. a chain; 24. a crankshaft sprocket; 25. a set screw; 26. a pin shaft; 27. climbing a ladder; 28. bracket angle steel; 29/31/32 angle bracket; 30. an angle steel fixing plate; 33. and (6) standing the board.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
As shown in fig. 1, an aerial work environment somatosensory device comprises a touch screen all-in-one machine 1, an environment simulation device and a communication device, wherein the touch screen all-in-one machine 1 inputs environment simulation parameters and outputs environment simulation control instructions to the environment simulation device according to the environment simulation parameters; the environment simulation device is connected with the touch screen all-in-one machine 1 through the communication device and simulates the environment of high-altitude operation according to the environment simulation control instruction. The scheme realizes the real scene of simulating the working of workers on the 100-meter iron tower in the low-altitude environment, solves the problems of no experience and poor training effect in the conventional safety education and training, and greatly improves the safety of practical training and operation.
Specifically, as shown in fig. 2 and fig. 3, the touch screen all-in-one machine 1 includes a power supply main air switch 9, a power supply switch 10, a switching power supply, a card reader 6, a fingerprint machine 4, a keyboard 3, a control host and a display screen, wherein the power supply main air switch 9, the power supply switch 10, the card reader 6, the fingerprint machine 4, the keyboard 3 and the display screen are all embedded in the body of the touch screen all-in-one machine 1, and the switching power supply and the control host are both located in the body of the touch screen all-in-one machine 1.
The power supply main air switch 9 is respectively connected with the card reader 6, the fingerprint machine 4, the keyboard 3, the control host and the display screen through the power supply switch 10, and is used for supplying power to the card reader 6, the fingerprint machine 4, the keyboard 3, the control host and the display screen. Preferably, the power supply main air switch 9 is a leakage main air switch, has the functions of overload protection, short-circuit protection and leakage protection, and can ensure the personal safety of operators and trainees.
The card reader 6 is connected with the control host and is used for verifying the identity of an operator; the fingerprint machine 4 is connected with the control host and is used for identifying the identity of the trainee and recording the information of the trainee; the keyboard 3 is connected with the control host and is used for inputting environment simulation parameters to the control host; the control host is also connected with the environment simulation device through the communication device and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters.
Before experience, a teacher verifies the identity through the card reader to obtain the authority for operating the touch screen all-in-one machine 1; the trainee verifies the identity through the fingerprint machine 4 and stores personal information in the control host; after the experience is started, a teacher inputs environment simulation parameters to the control host through the keyboard 3 to start training.
In order to further observe the power-on state of the touch screen all-in-one machine 1, the touch screen all-in-one machine 1 further comprises a power indicator lamp 5, and the power indicator lamp 5 is connected with the control host.
In order to increase the communication between the touch screen all-in-one machine 1 and external equipment, the touch screen all-in-one machine 1 further comprises USB interfaces (7, 8), and the USB interfaces (7, 8) are connected with the control host.
Specifically, the environment simulation device comprises a wind swing simulation control system, an environment image simulation system and an environment sound simulation system; the wind swing simulation control system comprises a wind swing simulation control circuit and a wind swing simulation device, wherein the wind swing simulation control circuit controls the action of the wind swing simulation device according to the environment simulation control instruction so as to simulate the amplitude and time of four-dimensional swing of the iron tower; the environment image simulation system comprises a projector and VR glasses, wherein the projector is used for projecting and playing outdoor aerial work scenes stored in a video source; the VR glasses are internally provided with a VR video source and used for presenting a three-dimensional high-altitude operation environment; the environmental sound simulation device is used for simulating environmental wind sound during high-altitude operation. Preferably, the projector, the VR glasses and the ambient sound simulation device are respectively connected to the power supply main switch 9.
When the three-dimensional aerial work environment is used, a student wears the VR glasses to watch the three-dimensional aerial work environment; an operator directly and visually watches the outdoor high-altitude operation scene presented by the projector, the wind pendulum simulation device, the environment influence simulation device and the environment sound simulation device are controlled by the touch screen all-in-one machine 1 to construct a high-altitude experience environment integrating environment images, sounds and wind pendulums, and finally the high-altitude operation scene of the 100-meter iron tower is vividly restored to the front of the operator and a student, so that the high-altitude operation scene has strong shock feeling, and a good training experience effect is achieved.
Further, as shown in fig. 4 and 5, the wind swing simulating device includes a bottom plate 11, a top plate 18, and an intermediate movable plate 16 disposed between the bottom plate 11 and the top plate 18, wherein a first wind swing device is disposed between the bottom plate 11 and the intermediate movable plate 16, and a second wind swing device radially perpendicular to the first wind swing device is disposed between the intermediate movable plate 16 and the top plate 18; a platform and a fixed support are further arranged on the top plate, preferably, the platform comprises a fixed channel steel 19, a pressing plate 20 and a station plate 33, wherein the pressing plate 20 and the station plate 33 are arranged at two ends of the fixed channel steel 19, and a ladder stand 27 is arranged on one side of the station plate 33; the fixed bracket comprises a plurality of angle steel brackets (29, 31, 32) connected through an angle steel fixing plate 30, and bracket angle steel 28 is arranged at the top ends of the angle steel brackets (29, 31, 32).
Specifically, the first wind swing device comprises a first motor, a first crankshaft and a first front rotating frame, the first motor is fixed on the bottom plate 11 through a motor fixing frame 21, and a motor chain wheel 22 of the first motor is connected with a crankshaft chain wheel 24 of the first crankshaft through a chain 23 and is used for driving the first crankshaft to rotate; two ends of the first crankshaft are fixed on the bottom plate 11 through crankshaft bearing frames 12, and two ends of the first crankshaft are movably connected with the middle movable plate 16 through semicircular bearing frames (14, 15) and a pin shaft 26; the bottom of the first front rotating frame is fixedly arranged on the bottom plate 11, and the top of the first front rotating frame is fixedly connected with the middle movable plate 16 through a fixing screw 25; the second wind swing device comprises a second motor, a second crankshaft and a second front rotating frame, the second motor is fixed on the middle movable plate 16 through a motor fixing frame 21, and a motor chain wheel 22 of the second motor is connected with a crankshaft chain wheel 24 of the second crankshaft through a chain 23 and is used for driving the second crankshaft to rotate; two ends of the second crankshaft are fixed on the middle movable plate 16 through crankshaft bearing frames 12, and two ends of the second crankshaft are also fixedly connected to the top plate 18 through semicircular bearing frames (14, 15) and a pin shaft 26; the bottom of the second front revolving rack is fixedly arranged on the middle movable plate 16, and the top of the second front revolving rack is fixedly connected with the top plate 18 through a fixing screw 25.
Preferably, the first crankshaft and the second crankshaft are the same crankshaft 13, and the first front revolving rack and the second front revolving rack are the same front revolving rack 17.
The first motor and the second motor work under the control of the wind swing analog control circuit, so that the chain 23 drives the first crankshaft and the second crankshaft to rotate, and the rotation of the first crankshaft and the second crankshaft drives the standing plate 33 to swing up, down, left, right, front and back. Preferably, the crankshaft 13 is a rotating shaft with an irregular shape.
Before the wind pendulum simulation device is used, the bottom plate 11 of the wind pendulum simulation device is fixed on the ground through a fixed angle steel, under the driving of the first motor and the second motor, the first wind pendulum device and the second wind pendulum device respectively drive the middle movable plate 16 and the top plate 18 to move towards the directions vertical to each other, so that the pressing plate 20 and the standing plate 33 are driven to swing up, down, left, right, front and back, the simulation of wind pendulum of an iron tower during high-altitude operation is realized, and students can master the capacity of dealing with high-altitude wind pendulum.
Further, as shown in fig. 6 and 7, the wind swing simulation control circuit includes a switching value relay output control module, a push switch SB1, a push switch SB2, an intermediate relay ZJ1, an intermediate relay ZJ2, a first motor controller and a second motor controller, a power supply passes through the touch screen integrated machine 1 and is connected to the intermediate relay ZJ1, the intermediate relay ZJ2 and the switching value relay output control module, the switching value relay output control module comprises a relay normally open contact K1, a relay normally closed contact K2, a relay normally open contact K3 and a relay normally closed contact K4, the relay normally open contact K1, the relay normally closed contact K2 and the coil of the intermediate relay ZJ1 form a series circuit with the switch power supply of the touch screen all-in-one machine 1, the push switch SB1 and the first motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally open contact K1 and the relay normally closed contact K2; the relay normally-open contact K3, the relay normally-closed contact K4, coils of the intermediate relay ZJ2 and a switching power supply of the touch screen all-in-one machine 1 form a series circuit, and the press switch SB2 and a second motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally-open contact K3 and two ends of the relay normally-closed contact K4; the switch power supply of the touch screen all-in-one machine 1 is connected with the first motor through the normally open contact of the intermediate relay ZJ1 in sequence, and the switch power supply of the touch screen all-in-one machine 1 is connected with the second motor through the normally open contact of the intermediate relay ZJ2 in sequence and the second motor controller.
Preferably, the switching value relay output control module is an R-D1069 isolated eight-way switching value relay output control module, and is configured to control actions and specific action times of the relay contacts K1-K4 according to the environment simulation control instruction.
Under normal conditions: when the push switch SB1 is pressed or the switching value relay output control module controls the normally open contact K1 of the relay, the coil of the intermediate relay ZJ1 is electrified, so that the normally open contact of the intermediate relay ZJ1 is closed, and the first motor starts to operate; under the action of the first motor, the first crankshaft starts to rotate so as to drive the intermediate movable plate 16 to swing; when the push switch SB2 is pressed or the switching value relay output control module controls the normally open contact K3 of the relay, the coil of the intermediate relay ZJ2 is electrified, so that the normally open contact of the intermediate relay ZJ2 is closed, and the second motor starts to operate; under the action of the second motor, the second crankshaft starts to rotate so as to drive the top plate 18 to swing; through the swing of the middle movable plate 16 and the top plate 18 in different directions, the four-dimensional swing of the iron tower can be simulated.
When the motor is reset, the switching value relay output control module controls the relay normally-open contact K1, the relay normally-open contact K3, the relay normally-closed contact K2 and the relay normally-closed contact K4 to act simultaneously, and simultaneously, the initial position limit switch of the first motor and the initial position limit switch of the second motor start to detect the positions of the first motor and the second motor; when the second motor is operated to the initial position, the limit switch of the initial position of the second motor is switched off, and the second motor stops rotating.
Specifically, as shown in fig. 8, the communication device includes a router, an ethernet repeater, and an RS-485 communication loop, the control host is connected to the router and the ethernet repeater sequentially through a network cable, and the ethernet repeater is connected to the switching value relay output control module through the RS-485 communication loop, and is configured to input the environment simulation control instruction to the switching value relay output control module. Preferably, the Ethernet repeater is model ZLAN3100, and the router is TL-WVE 308.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.

Claims (4)

1. The utility model provides an aerial working environment body feeling equipment which characterized in that: the touch screen integrated machine comprises a touch screen integrated machine, an environment simulation device and a communication device;
the touch screen all-in-one machine inputs environment simulation parameters and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters;
the environment simulation device is connected with the touch screen all-in-one machine through the communication device and simulates the environment of high-altitude operation according to the environment simulation control instruction;
the touch screen all-in-one machine comprises a card reader, a fingerprint machine, a keyboard, a control host and a display screen, wherein the card reader is connected with the control host and used for verifying the identity of an operator; the fingerprint machine is connected with the control host and is used for identifying the identity of the trainee and recording the information of the trainee; the keyboard is connected with the control host and used for inputting environment simulation parameters to the control host; the control host is also connected with the environment simulation device through the communication device and outputs an environment simulation control instruction to the environment simulation device according to the environment simulation parameters;
the environment simulation device comprises a wind swing simulation control system, an environment image simulation system and an environment sound simulation system;
the wind pendulum simulation control system comprises a wind pendulum simulation control circuit and a wind pendulum simulation device, wherein the wind pendulum simulation control circuit controls the action of the wind pendulum simulation device according to the environment simulation control instruction;
the environment image simulation system comprises VR glasses, wherein a VR video source is arranged in the VR glasses and used for presenting a three-dimensional aerial work environment; the environment sound simulation system is used for simulating environment wind sound during high-altitude operation;
the wind swing simulation device comprises a bottom plate, a top plate and a middle movable plate arranged between the bottom plate and the top plate, wherein a first wind swing device is arranged between the bottom plate and the middle movable plate, and a second wind swing device which is perpendicular to the first wind swing device in the radial direction is arranged between the middle movable plate and the top plate; the top plate is also provided with a platform and a fixed support, and one side of the platform is provided with a ladder stand;
the first wind swing device comprises a first motor, a first crankshaft and a first front rotating frame which are fixedly arranged on the bottom plate, and a motor chain wheel of the first motor drives a crankshaft chain wheel of the first crankshaft to rotate through a chain; the top of the first crankshaft and the top of the first front rotating frame are respectively movably connected with the middle movable plate;
the second wind swing device comprises a second motor, a second crankshaft and a second front rotating frame which are fixed on the middle movable plate, and a motor chain wheel of the second motor drives a crankshaft chain wheel of the second crankshaft to rotate through a chain; the top of the second crankshaft and the top of the second front rotating frame are respectively movably connected with the top plate;
the wind swing analog control circuit comprises a switching value relay output control module, a push switch SB1, a push switch SB2, an intermediate relay ZJ1, an intermediate relay ZJ2, a first motor controller and a second motor controller, a power supply is respectively connected with the intermediate relay ZJ1, the intermediate relay ZJ2 and the switching value relay output control module after passing through the touch screen all-in-one machine, the switching value relay output control module comprises a relay normally open contact K1, a relay normally closed contact K2, a relay normally open contact K3 and a relay normally closed contact K4, the relay normally open contact K1, the relay normally closed contact K2, the coil of the intermediate relay ZJ1 and the touch screen all-in-one machine form a series circuit, the push switch SB1 and the first motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally open contact K1 and the relay normally closed contact K2; the relay normally-open contact K3, the relay normally-closed contact K4 and coils of the intermediate relay ZJ2 and the touch screen all-in-one machine form a series circuit, and the press switch SB2 and a second motor initial position limit switch are connected in series and then connected in parallel at two ends of the relay normally-open contact K3 and the relay normally-closed contact K4; the touch screen all-in-one machine is connected with the first motor through the normally open contact of the intermediate relay ZJ1 in sequence, and the touch screen all-in-one machine is connected with the second motor through the normally open contact of the intermediate relay ZJ2 in sequence and the second motor controller.
2. The aerial work environment body sensing device of claim 1, wherein: the environment simulation device also comprises a projector for projecting and playing outdoor high-altitude operation scenes.
3. The aerial work environment body sensing device of claim 2, wherein: the communication device comprises a router, an Ethernet repeater and an RS-485 communication loop, the control host is connected with the router and the Ethernet repeater through network cables in sequence, and the Ethernet repeater is in communication connection with the switching value relay output control module through the RS-485 communication loop.
4. The aerial work environment body sensing device of claim 3, wherein: the touch screen all-in-one machine further comprises a power indicator light and a USB interface, wherein the power indicator light and the USB interface are respectively connected with the control host.
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CN108959688A (en) * 2018-04-19 2018-12-07 中国电力科学研究院有限公司 A kind of aerodynamic coefficient method and system calculating transmission tower angle steel
CN110111639A (en) * 2019-05-24 2019-08-09 国网浙江省电力有限公司培训中心 Helicopter livewire work training system and method

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CN205177214U (en) * 2015-11-13 2016-04-20 贵州电网公司培训与评价中心 Training system is felt to perpendicular cat ladder of high altitude construction body
CN206558035U (en) * 2017-03-06 2017-10-13 郑州万特电气股份有限公司 A kind of work high above the ground environment somatosensory device

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