Hot-line work electric shock emergency protection device for high-voltage equipment

Abstract

An electric shock emergency protection device for hot-line work of high-voltage equipment relates to an electric power safety protection device, and is characterized in that a power supply, an electric shock prevention pre-alarm module and an electric shock prevention detection module are arranged in an electric shock prevention alarm bracelet, and the electric shock prevention pre-alarm module is connected with a vibrator and a buzzer; the waistband is connected with one end of the protection rope, and the other end is provided with a padlock. A winding wheel is arranged on a power shaft of the gear motor gearbox; a manual control switch is arranged on the gear motor, a positioning plate is arranged on the lower portion of a power shaft of a gear box of the gear motor, and a safety pull wire of the reel penetrates through a wire hole of an excessive take-up prevention plate on one side of the positioning plate and then is connected with a padlock at the other end of the protection rope. The power-on state of equipment is found in time through the near-electricity alarm bracelet worn on the wrist, the equipment returns to a safety zone through timely reminding of the near-electricity alarm bracelet, if an electric shock is accidentally caused, a speed reduction motor is rapidly started by an accompanying person, and a safety pull wire is driven by a reel to be retracted, so that an operator is pulled to the safety zone.

Description

Technical Field

[0001] The invention relates to an electric power safety protection device, in particular to an emergency protection device for electric shock during live working of high-voltage equipment. Background Art

[0002] During live operations on high-voltage equipment, safety protection is extremely important, and usually more than two people are required to work at the same time, that is, one operator approaches the high-voltage equipment, and the other safety protection personnel are responsible for promptly discovering problems and taking measures to rescue the operators. The commercially available proximity alarm bracelet is a device that can promptly detect electric fields and vibrate and sound a buzzer at the same time through its own vibrator and buzzer, so as to remind operators to pay attention to safety precautions; in some cases, the live area and the operating area cannot be distinguished by the operators, and accidents such as electric shock casualties caused by accidentally touching the live parts of the equipment due to improper operation are reported from time to time, and most of these accidents are caused by the lack of responsibility of the safety protection personnel, too long time to take response measures, or no tools that can be towed away in time. Summary of the invention

[0003] The purpose of the present invention is to disclose an emergency protection device for electric shock during live working of high-voltage equipment based on the existing deficiencies. The live state of the equipment is discovered in time by using a near-electricity alarm bracelet worn on the wrist, and the operator is returned to a safe area through the timely reminder of the near-electricity alarm bracelet. If the electric shock is unintentional, the accompanying personnel will quickly start the reduction motor, and the winding wheel will drive the safety pull wire to be recovered so that the operator can be pulled to a safe area.

[0004] In order to achieve the purpose of the invention, the present application discloses the following technical solutions: A device for protecting against electric shock during live working of high-voltage equipment comprises a proximity alarm bracelet, a belt, a reduction motor, a control switch and a safety pull wire. The proximity alarm bracelet is equipped with a power supply, an anti-electric shock pre-alarm module and a proximity detection module, and the anti-electric shock pre-alarm module is connected to a vibrator and a buzzer; the belt is connected to one end of a protective rope, and a padlock is provided at the other end of the protective rope; a winding wheel is provided on the power shaft of the reduction motor gearbox; a manual control switch is provided on the reduction motor, and a positioning plate is provided at the lower part of the power shaft of the reduction motor gearbox, and the safety pull wire of the winding wheel passes through the wire hole of an anti-over-winding plate on one side of the positioning plate and is connected to the padlock at the other end of the protective rope; after the proximity detection module of the proximity alarm bracelet detects that the power equipment is live or senses the information that the operator is electrocuted, the vibrator and the buzzer vibrate and emit a buzzing sound at the same time, and the accompanying personnel activates the control switch on the reduction motor, and the power shaft drives the winding wheel and drives the safety pull wire to be recovered, so that the operator is further towed to a safe area.

[0005] The electric shock emergency protection device for live working of high-voltage equipment, the button battery built into the near-electricity alarm bracelet forms a power source, and the near-electricity detection module collects the live body information of the equipment and the personnel working near the electricity in real time.

[0006] The electric shock emergency protection device for live working of high-voltage equipment, the reduction motor is a portable reduction motor, and a handle is arranged on the upper part of the portable reduction motor.

[0007] The described emergency protection device for electric shock during live working of high-voltage equipment comprises: an adjustment buckle at one end of the belt, and a plurality of buttonholes at intervals at the other end of the belt; a connecting ring at the middle of the belt is connected to one end of the protective rope.

[0008] The described emergency protection device for electric shock during live working of high-voltage equipment is provided with an over-winding plate on the upper part of one side of the positioning plate, the wire hole is provided on the upper part of the over-winding plate, and a reinforcement plate is provided between the lower part of the over-winding plate and the upper part of one side of the positioning plate.

[0009] The described emergency protection device for electric shock during live working of high-voltage equipment has a connecting plate arranged on the upper part of the positioning plate close to the reduction motor, the connecting plate is fixed to the chassis of the reduction motor by screws, and the lower surface of the positioning plate is at the same height as the lower surface of the reduction motor.

[0010] The described high-voltage equipment live working electric shock emergency protection device has a positioning vertical plate arranged on the upper part of the other side of the positioning plate, one end of the positioning rope is fixedly connected to the rope hole on the positioning vertical plate, and the other end of the positioning rope is connected to a fixed object.

[0011] Through the above disclosure, the beneficial effects of the present invention are: The emergency protection device for electric shock during live working of high-voltage equipment described in the present invention utilizes the near-electricity alarm bracelet worn on the wrist to timely detect the live state of the equipment. If the personnel working on the live high-voltage equipment are able to return to a safe area through the timely reminder of the near-electricity alarm bracelet, if the electric shock is unintentional, the accompanying personnel can find that the vibrator and the buzzer vibrate and sound a buzzer at the same time, and call to remind the personnel to return to the safe area. If the personnel are unintentionally electrocuted and unable to respond, the accompanying personnel can quickly start the reduction motor and the winding wheel can drive the safety pull wire to pull back so that the personnel can be towed to a safe area to prevent further expansion of the accident. The present invention uses the near-electricity alarm bracelet of the prior art to assist in detecting the problem, and uses the safety pull wire pulled by the portable reduction motor to pull the personnel to a safe area. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the portable reduction motor of the present invention; Figure 3 It is a schematic diagram of the three-dimensional structure of the positioning plate of the present invention; In the picture: 1. Belt; 2. Protection rope; 3. Near-electricity alarm bracelet; 4. Handle; 5. Control switch; 6. Padlock; 7. Portable reduction motor; 8. Gearbox; 9. Winding wheel; 10. Safety pull wire; 11. Positioning vertical plate; 12. Anti-over-winding plate; 13. Positioning plate; 14. Positioning rope; 15. Power shaft; 16. Wire hole; 17. Connecting plate; 18. Reinforcement plate; 19. Rope hole. DETAILED DESCRIPTION

[0013] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings so as to more clearly understand the purpose, features and advantages of the present invention. It should be understood that the embodiments shown in the accompanying drawings are not intended to limit the scope of the present invention, but are only intended to explain that the technical solution of the present invention is not limited to one implementation method.

[0014] Combined with Figures 1 to 3The electric shock emergency protection device for live working of high-voltage equipment described in the invention comprises a near-electricity alarm bracelet 3, a belt 1, a reduction motor, a control switch 5 and a safety pull wire 10. The near-electricity alarm bracelet 3 is equipped with a power supply formed by a button battery, an anti-electric shock pre-alarm module and a near-electricity detection module. The anti-electric shock pre-alarm module is connected to a vibrator and a buzzer, and the near-electricity detection module collects the human body charged information of the equipment and the near-electricity worker in real time; an adjustment buckle is provided at one end of the belt 1, and a plurality of buttonholes are provided at intervals at the other end of the belt 1; a connecting ring sleeved on the middle part of the belt 1 is connected to one end of the protective rope 2, and a padlock 6 is provided at the other end of the protective rope 2; a winding wheel 9 is provided on the power shaft 15 of the reduction motor gearbox 8, the reduction motor is a portable reduction motor 7, and a handle 4 is provided on the upper part of the portable reduction motor 7; a manual control switch 5 is provided on the reduction motor, a positioning plate 13 is provided at the lower part of the power shaft 15 of the reduction motor gearbox 8, an anti-over-winding plate 12 is provided on the upper part of one side of the positioning plate 13, and a wire hole 16 is provided on the anti-over-winding plate A reinforcing plate 18 is arranged between the upper part of the anti-over-winding plate 12 and the upper part of the positioning plate 13 near one side. The safety pull wire 10 of the winding wheel 9 passes through the wire hole 16 of the anti-over-winding plate 12 on one side of the positioning plate 13 and is connected to the padlock 6 at the other end of the protection rope 2. A connecting plate 17 is arranged on the upper part of the positioning plate 13 close to the reduction motor. The connecting plate 17 is fixed to the chassis of the reduction motor by screws. The lower surface of the positioning plate 13 is at the same height as the lower surface of the reduction motor. A positioning vertical plate 11 is provided on the upper part of one side, one end of the positioning rope 14 is fixedly connected to the rope hole 19 on the positioning vertical plate 11, and the other end of the positioning rope 14 is connected to a fixed object; after the near-electricity detection module of the near-electricity alarm bracelet 3 detects that the electrical equipment is energized or senses the information that the operator is electrocuted, the vibrator and the buzzer vibrate and emit a buzzer sound at the same time, and the accompanying personnel starts the control switch 5 on the reduction motor, the power shaft 15 drives the winding wheel 9 and drives the safety pull wire 10 to be recovered, so as to further ensure that the operator is towed to a safe area.

[0015] The electric shock emergency protection device for live working of high voltage equipment of the present invention is implemented in combination with the attached Figure 1 , 2 Or 3, the near-electricity alarm bracelet (3) of the present invention is purchased from Nantong Tianyuan Safety Equipment Co., Ltd.; the integrated belt 1 and the protective rope 2 are conventional electrician belts; the positioning rope 14 and the safety pull wire 10 are insulated silk ropes; the integrated positioning plate 13, the anti-overwinding plate 12, the positioning vertical plate 11 and the connecting plate 17 are made of a stainless steel plate with a thickness of one centimeter.

[0016] Combined with Figures 1 to 3The method of using the present invention takes the operation of a substation or a ring network cabinet as an example. Before the operation, the portable reduction motor 7 is placed at the location of the principle equipment, and then the positioning rope 14 is used to connect it to external trees, buildings or various poles to ensure that the portable reduction motor 7 has a traction support point; then the safety pull line 10 is released to an appropriate length, and the operator connects the padlock 6 of the protection rope 2 of the waist belt 1 with the safety pull line 10, and enters the operation area to start the operation after checking whether the near-electricity alarm bracelet 3 is working normally. When the near-electricity alarm bracelet 3 vibrates and beeps, the operator exits in time and retreats to a safe area after being prompted. If the operator is electrocuted, the accompanying personnel should open the control switch 5 in time to make the portable reduction motor 7 run. At this time, the power shaft 15 decelerated by the gearbox 8 drives the winding wheel 9 to retract the safety pull line 10 until the electrocuted operator is pulled to a safe area, and then the operator is rescued in time.

[0017] The preferred embodiments of the present invention have been described in detail above, but it should be understood that after reading the above teachings of the present invention, those skilled in the art may make various changes or modifications within the scope of protection of the present invention. These equivalent forms also fall within the scope defined by the claims attached to this application.

[0018] The parts not described in detail in this invention are prior art.

Claims

1. An emergency protection device for electric shock during live working of high-voltage equipment, comprising a near-electricity alarm bracelet (3), a waist belt (1), a reduction motor, a control switch (5) and a safety pull wire (10), characterized in that: The near-electricity alarm bracelet (3) has a built-in power supply, an anti-electric shock pre-alarm module and a near-electricity detection module, and the anti-electric shock pre-alarm module is connected to a vibrator and a buzzer; the belt (1) is connected to one end of a protection rope (2), and the other end of the protection rope (2) is provided with a padlock (6); a winding wheel (9) is provided on the power shaft (15) of the reduction motor gearbox (8); a manual control switch (5) is provided on the reduction motor, a positioning plate (13) is provided at the lower part of the power shaft (15) of the reduction motor gearbox (8), and a safety pull line of the winding wheel (9) is provided. (10) passes through the wire hole (16) of the over-winding prevention plate (12) on one side of the positioning plate (13) and is connected to the padlock (6) at the other end of the protective rope (2); after the near-electricity detection module of the near-electricity alarm bracelet (3) detects that the electrical equipment is energized or senses that the operator is electrocuted, the vibrator and the buzzer vibrate and emit a buzzer sound at the same time, and the accompanying personnel activates the control switch (5) on the reduction motor, the power shaft (15) drives the winding wheel (9) and drives the safety pull wire (10) to be recovered, and the operator is further pulled to a safe area.

2. The electric shock emergency protection device for live working of high-voltage equipment according to claim 1 is characterized in that: The button battery built into the near-electricity alarm bracelet (3) forms a power source, and the near-electricity detection module collects information on the electrical charge of the equipment and the human body of the near-electricity operator in real time.

3. The electric shock emergency protection device for live working of high-voltage equipment according to claim 1 is characterized in that: The reduction motor is a portable reduction motor (7), and a handle (4) is provided on the upper part of the portable reduction motor (7).

4. The electric shock emergency protection device for live working of high-voltage equipment according to claim 1 is characterized in that: An adjustment buckle is provided at one end of the waist belt (1), and a plurality of buttonholes are provided at intervals at the other end of the waist belt (1); a connecting ring sleeved in the middle of the waist belt (1) is connected to one end of the protective rope (2).

5. The electric shock emergency protection device for live working of high-voltage equipment according to claim 1 is characterized in that: An anti-over-winding plate (12) is arranged on the upper part of one side of the positioning plate (13), a wire hole (16) is arranged on the upper part of the anti-over-winding plate (12), and a reinforcing plate (18) is arranged between the lower part of the anti-over-winding plate (12) and the upper part of one side of the positioning plate (13).

6. The electric shock emergency protection device for live working of high-voltage equipment according to claim 1 or 5, characterized in that: A connecting plate (17) is provided on the upper portion of the positioning plate (13) close to the reduction motor, and the connecting plate (17) is fixed to the chassis of the reduction motor by screws. The lower surface of the positioning plate (13) is at the same height as the lower surface of the reduction motor.

7. The electric shock emergency protection device for live working of high voltage equipment according to claim 1 or 5 is characterized in that: A positioning vertical plate (11) is arranged on the upper portion of the other side of the positioning plate (13); one end of a positioning rope (14) is fixedly connected to a rope hole (19) on the positioning vertical plate (11); and the other end of the positioning rope (14) is connected to a fixed object.

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