CN111416293B - Electric power inspection electric shock protection device - Google Patents
Electric power inspection electric shock protection device Download PDFInfo
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- CN111416293B CN111416293B CN202010343909.2A CN202010343909A CN111416293B CN 111416293 B CN111416293 B CN 111416293B CN 202010343909 A CN202010343909 A CN 202010343909A CN 111416293 B CN111416293 B CN 111416293B
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- contact piece
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- gas generator
- air bag
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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Abstract
The invention discloses an electric shock protection device for power inspection, relates to the technical field of power, and mainly aims to prevent electric power personnel from accidentally touching a charged body to cause injury or death to a human body when the electric power personnel maintain and inspect electrical equipment. The main technical scheme of the invention is as follows: electric power patrols and examines protection against electric shock protection device includes: one side surface of the connecting plate is attached to the abdomen, the connecting ring is sleeved on the neck, and the upper surface of the pedal is attached to the sole; the first contact piece is attached to the outer surface of the air bag, the second contact piece is attached to the inner edge of the connecting ring, and the third contact piece is attached to the lower surface of the pedal; the air bag is attached to the other side face of the connecting plate, the input end of the gas generator is connected to the first contact piece, the second contact piece and the third contact piece respectively and used for receiving leakage current, and the output end of the gas generator is connected to the air bag and used for inflating the air bag.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an electric shock prevention protection device for electric power inspection.
Background
The distribution room is an indoor distribution place with low-voltage load, mainly distributes electric energy for low-voltage users, and is provided with a medium-voltage incoming line (a small amount of outgoing lines can be provided), a distribution transformer and a low-voltage distribution device. Facilities of equipment with voltage class of 10kV or below are divided into a high-voltage distribution room and a low-voltage distribution room. The high-voltage distribution room generally refers to a 6 kV-10 kV high-voltage switch room; the low-voltage distribution room generally refers to a 400V distribution room for a transformer line of a 10kV or 35kV station.
There are high pressure and low pressure in the switch board, even low-voltage electricity, also can cause personnel to die when electrocute, especially when patrolling and examining in the switch board, instrument such as wooden stick can not be placed at any time generally in the switch board, difficult quick pulling open personnel when taking place to electrocute, the personnel of accompanying with even generally when patrolling and examining can be had, do not have self reaction fast yet, some electric wires also can distribute on the ground in the switch board, it is also dangerous if the electric wire electric leakage, and when examining in the switch board, also the phenomenon of electric element electric leakage appears easily, difficult automatic protection personnel when taking place to electrocute, therefore, the electric power patrols and examines protection against electric shock protection device and solves the not enough of prior art of inventing urgently.
Disclosure of Invention
In view of this, the present invention provides an electric shock protection device for power inspection, which mainly aims to prevent electric power personnel from accidentally touching a charged body to cause injury or death when the electric power personnel maintain and inspect electric equipment.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
the invention provides an electric shock protection device for power inspection, which comprises: a fixed part, a detection part and an execution part;
the fixing part comprises a connecting plate, a pedal and a connecting ring, one side surface of the connecting plate is attached to the abdomen, the connecting ring is sleeved on the neck, and the upper surface of the pedal is attached to the sole;
the detection part comprises a first contact piece, a second contact piece and a third contact piece, the first contact piece is attached to the outer surface of the air bag, the second contact piece is attached to the inner edge of the connecting ring, and the third contact piece is attached to the lower surface of the pedal;
the execution part comprises a gas generator and the air bag, the air bag is attached to the other side face of the connecting plate, the input end of the gas generator is respectively connected with the first contact piece, the second contact piece and the third contact piece and used for receiving leakage current, and the output end of the gas generator is connected with the air bag and used for inflating the air bag.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
Optionally, the surface of the air bag is provided with a vent hole.
Optionally, the executing unit further includes a capacitor and a relay, the first contact piece, the second contact piece and the third contact piece are respectively connected to one end of a coil of the relay, the other end of the coil of the relay is grounded, the main normally open contact of the relay is respectively connected to the input end of the gas generator and one pole plate of the capacitor, and the other pole plate of the capacitor is connected to the input end of the gas generator.
Optionally, the executing part further comprises an elastic member, one end of the elastic member is connected to the other side surface of the connecting plate, and the other end of the elastic member is connected to the inner surface of the airbag.
Optionally, the execution part further comprises a warning lamp and a battery, wherein the warning lamp, the battery and the auxiliary normally open contact of the relay are sequentially connected and are used for forming a warning circuit.
Optionally, the warning light and the battery are arranged in the connecting plate.
Optionally, the connecting plate is provided with a first fastening strap, and the pedal is provided with a second fastening strap.
By the technical scheme, the invention at least has the following advantages:
the patrol personnel wear the device, the connecting plate is attached to the abdomen, the upper surface of the pedal is attached to the sole, and the connecting ring is sleeved on the neck;
when the inspection personnel inspect, the cable on the ground leaks electricity, the charges are sequentially conducted to the gas generator through the third contact piece, the gas generating agent in the gas generator is excited, gas is generated, and the gas reaches the air bag through the output end of the gas generator and drives the air bag to expand. The expanded air bag is abutted to peripheral equipment, so that the inspection personnel is pushed reversely, and the inspection personnel is far away from the original electric leakage place;
when the inspection personnel overhaul or inspect in front of the power distribution cabinet, the power distribution cabinet leaks electricity, the first contact piece is in contact with the power distribution cabinet, the charges are also transmitted to the gas generator, and a gas generating agent in the gas generator is excited to expand the air bag, so that the inspection personnel are far away from the power distribution cabinet leaking electricity;
when the health of the inspection personnel is subjected to electric shock, the electric charges are transmitted to the gas generator through the body of the inspection personnel and the second contact piece in sequence, and the gas generating agent in the gas generator is excited to expand the air bag, so that the inspection personnel is far away from the original electric leakage position.
Drawings
Fig. 1 is a schematic structural diagram of an electric power inspection electric shock protection device according to an embodiment of the present invention;
fig. 2 is a circuit connection diagram of an electric power inspection electric shock protection device according to an embodiment of the present invention.
Reference numerals in the drawings of the specification include: the device comprises a connecting plate 1, a pedal 2, a connecting ring 3, a first contact piece 4, a second contact piece 5, a third contact piece 6, a gas generator 7, an air bag 8, a capacitor 9, a lead 10, a coil 11, an iron core 12, a counter force spring 13, an insulating connecting rod 14, a main normally open contact 15, an elastic piece 16, a warning lamp 17, a battery 18, a first fastening belt 19, a second fastening belt 20 and an auxiliary normally open contact 21.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, an embodiment of the present invention provides an electric power inspection electric shock protection device, which includes: a fixed part, a detection part and an execution part;
the fixing part comprises a connecting plate 1, a pedal 2 and a connecting ring 3, one side surface of the connecting plate 1 is attached to the abdomen, the connecting ring 3 is sleeved on the neck, and the upper surface of the pedal 2 is attached to the sole;
the detection part comprises a first contact piece 4, a second contact piece 5 and a third contact piece 6, the first contact piece 4 is attached to the outer surface of the air bag 8, the second contact piece 5 is attached to the inner edge of the connecting ring 3, and the third contact piece 6 is attached to the lower surface of the pedal 2;
the execution part comprises a gas generator 7 and an air bag 8, the air bag 8 is attached to the other side face of the connecting plate 1, the input end of the gas generator 7 is connected to the first contact piece 4, the second contact piece 5 and the third contact piece 6 respectively and used for receiving leakage current, and the output end of the gas generator 7 is connected to the air bag 8 and used for inflating the air bag 8.
The working process of the electric power inspection electric shock protection device is as follows:
an inspector wears the device, the connecting plate 1 is attached to the abdomen, the upper surface of the pedal 2 is attached to the sole, and the connecting ring 3 is sleeved on the neck;
when the inspection personnel inspects the ground, the electric leakage occurs to the cable on the ground, the electric charge is sequentially conducted to the gas generator 7 through the third contact piece 6, the gas generating agent in the gas generator 7 is excited, gas is generated, and the gas reaches the air bag 8 through the output end of the gas generator 7 and drives the air bag 8 to expand. The expanded air bag 8 props against peripheral equipment, so that the inspection personnel is pushed reversely, and the inspection personnel is far away from the original electric leakage place;
when an inspection worker overhauls or inspects the power distribution cabinet, the power distribution cabinet leaks electricity, the first contact piece 4 is in contact with the power distribution cabinet, charges are also transmitted to the gas generator 7, and a gas generating agent in the gas generator 7 is excited to expand the air bag 8, so that the inspection worker is far away from the power distribution cabinet leaking electricity;
when the body of the inspection personnel gets an electric shock, the electric charges are sequentially transmitted to the gas generator 7 through the body of the inspection personnel and the second contact piece 5, and the gas generating agent in the gas generator 7 is excited, so that the air bag 8 is expanded, and the inspection personnel is far away from the original electric leakage position.
In the technical scheme of the invention, the device takes leakage current as an energy source to excite the gas generating agent in the gas generator 7 so as to expand the air bag 8, thereby timely avoiding electric shock of personnel; moreover, the first contact piece 4, the second contact piece 5 and the third contact piece 6 are sequentially distributed at different positions of the body of the patrol inspector, and each position is electrically contacted, so that the air bag 8 can be indirectly expanded. In conclusion, the device can prevent the electric shock accidents of the patrol personnel in time.
Specifically, connecting plate 1 adopts the plastics material, and light in weight is convenient for the personnel of patrolling and examining wear.
Specifically, the connection ring 3 is made of rubber and has certain elasticity. The inspection personnel can enlarge the inner diameter of the connecting ring 3 so that the head part passes through the inner edge of the connecting ring 3, and the connecting ring 3 can be conveniently sleeved on the neck part.
Specifically, one side surface of the connecting plate 1 is an arc surface and is used for being matched with the outline of the human abdomen.
Specifically, the first contact piece 4, the second contact piece 5 and the third contact piece 6 are all made of copper materials and are respectively connected to the input end of the gas generator 7 through copper leads 10.
Specifically, the gas generator 7 contains a gas generating agent, which is excited by electric charges to generate a chemical reaction and generate a gas, and the gas reaches the airbag 8 to inflate the airbag 8.
Specifically, the pedal 2 is made of hard resin and plays an insulating role, and the pedal 2 is only attached to the sole of a shoe worn by one foot, while the other foot is relatively grounded.
In the embodiment, the surface of the airbag 8 is provided with vent holes.
In this embodiment, specifically, the gas entering the airbag 8 can be discharged through the vent hole, so as to prevent the airbag 8 from being continuously inflated and bursting.
Simultaneously, if there is not the exhaust hole, step on the cable of electric leakage when patrolling and examining the personnel, and the periphery is spacious, and the expanded gasbag 8 can't conflict peripheral object, also can't reverse promotion patrolling and examining the personnel and keep away from the electric leakage position, and in this embodiment, the gas that arrives in the gasbag 8 leaks through the exhaust hole, and this gas and 8 outside air of gasbag produce the interact power, thereby with the help of the reaction force of 8 outside air of gasbag, produce thrust to patrolling and examining the personnel, so that patrolling and examining the personnel and keeping away from former electric leakage position.
Specifically, the area occupied by the vent holes is negligible with respect to the surface area of the airbag 8.
As shown in fig. 2, in the embodiment, the actuator further includes a capacitor 9 and a relay, the first contact piece 4, the second contact piece 5 and the third contact piece 6 are respectively connected to one end of a coil 11 of the relay, the other end of the coil 11 of the relay is grounded, a main normally open contact 15 of the relay is respectively connected to an input end of the gas generator 7 and one plate of the capacitor 9, and the other plate of the capacitor 9 is connected to the input end of the gas generator 7.
Specifically, in the above embodiment, when the leakage electric charge is conducted to the gas generator 7 through the first contact piece 4, the second contact piece 5, and the third contact piece 6, the voltage of the leakage electric charge received by the gas generator 7 cannot be determined. If the leakage voltage is small, the gas generating agent cannot be excited; if the leakage voltage is too large, the gas generating agent may react too fast, explode instantaneously and release heat, thereby destroying the structure of the air bag 8 or causing secondary damage to inspection personnel.
In the present embodiment, specifically, when the leakage current flows through the coil 11 of the relay, the current generates magnetism, so that the iron core 12 of the relay overcomes the elastic force of the counter spring 13 to drive the insulating link 14 to move, the main normally open contact 15 of the relay is closed, both pole plates of the capacitor 9 are electrically connected to the input end of the gas generator 7, the capacitor 9 discharges to the gas generator 7, the discharge voltage of the capacitor 9 is relatively controllable, so that the reaction rate of the gas generating agent is controllable, and the speed of the gas filling into the airbag 8 meets the requirements of the actual scene.
Specifically, the capacitor 9, the relay and the gas generator 7 are respectively and fixedly arranged on the connecting plate 1.
Specifically, the gas generator 7 comprises a gas generating unit exhaust unit, the gas generating unit comprises an igniter, the igniter comprises two ignition needles, and the two ignition needles are respectively arranged at the input end of the gas generator 7. The main normally open contact 15 of the relay is connected to one of the ignition pins and the other plate of the capacitor 9 is connected to the other ignition pin. When the coil 11 of the relay has electric charge flowing through and the main normally open contact 15 is closed, the capacitor 9 discharges the electric charge to the two ignition needles and activates the gas generating agent in the gas generator 7.
As shown in fig. 1, in the embodiment, the actuator further includes an elastic member 16, and one end of the elastic member 16 is connected to the other side surface of the connecting plate 1, and the other end is connected to the inner surface of the airbag 8.
In the present embodiment, specifically, one outer surface of the airbag 8 is adhered to the other side surface of the connecting plate 1, one end of the elastic member 16 is fixedly connected to the other side surface of the connecting plate 1, the entire elastic member 16 is disposed inside the airbag 8, and the other end of the elastic member 16 is adhered to the inner surface of the airbag 8. When 8 gasbags were full of gas, because the pulling force of elastic component 16, 8 inside volumes of gasbag can not release completely, and 8 gasbags after avoiding the inflation are bulky, avoid 8 gasbags to patrol and examine personnel's reaction thrust too big to avoid personnel to receive the secondary injury.
Specifically, the elastic member 16 is a coil spring.
As shown in fig. 1 and fig. 2, in the specific embodiment, the executing portion further includes a warning light 17 and a battery 18, and the warning light 17, the battery 18 and an auxiliary normally open contact 21 of the relay are sequentially connected to form a warning circuit.
In the present embodiment, specifically, when a leakage current flows through the coil 11 of the relay, the insulating link 14 moves, the auxiliary normally open contact 21 of the relay is turned on, the circuit including the warning lamp 17 and the battery 18 is closed, and the warning lamp 17 is turned on. The patrol personnel see that the warning lamp 17 is bright, and the vigilance consciousness of the patrol personnel can be enhanced at the same time.
As shown in fig. 1, in the embodiment, a warning lamp 17 and a battery 18 are provided in the connection board 1.
In this embodiment, it is concrete, and connecting plate 1 is located patrolling and examining personnel before, and warning light 17 is installed in connecting plate 1, and the personnel of being convenient for patrolling and examining in time observe the state of warning light 17.
In the embodiment shown in fig. 1, the connection plate 1 is provided with a first fastening strip 19 and the step 2 is provided with a second fastening strip 20.
In this embodiment, specifically, one end of the first fastening tape 19 is connected to the upper side of the connection plate 1, and the other end is connected to the lower side of the connection plate 1, so that the inspector can fix the connection plate 1 to the abdomen by tightening the first fastening tape 19. Similarly, the inspector can fasten the footboard 2 to the outsole by tightening the second fastening band 20.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. The utility model provides an electric power patrols and examines protection against electric shock protection device which characterized in that includes:
the fixing part comprises a connecting plate, a pedal and a connecting ring, one side face of the connecting plate is attached to the abdomen, the connecting ring is sleeved on the neck, and the upper surface of the pedal is attached to the sole;
the detection part comprises a first contact piece, a second contact piece and a third contact piece, the first contact piece is attached to the outer surface of the air bag, the second contact piece is attached to the inner edge of the connecting ring, and the third contact piece is attached to the lower surface of the pedal;
the execution part, the execution part include gas generator with the gasbag, the gasbag attached in the another side of connecting plate, gas generator's input connect respectively in first contact piece the second contact piece with the third contact piece for receive leakage current, gas generator's output connect in the gasbag, be used for to aerify in the gasbag.
2. The electric power inspection electric shock protection device according to claim 1, wherein the surface of the air bag is provided with an air vent.
3. The power inspection electric shock protection device according to claim 1, wherein the execution unit further includes a capacitor and a relay, the first contact piece, the second contact piece and the third contact piece are respectively connected to one end of a coil of the relay, the other end of the coil of the relay is grounded, a main normally open contact of the relay is respectively connected to the input end of the gas generator and one plate of the capacitor, and the other plate of the capacitor is connected to the input end of the gas generator.
4. The electric power inspection electric shock protection device according to any one of claims 1 to 3, wherein the execution portion further comprises an elastic member, one end of the elastic member is connected to the other side surface of the connection plate, and the other end of the elastic member is connected to the inner surface of the air bag.
5. The electric power inspection electric shock protection device according to claim 3, wherein the execution unit further includes a warning light and a battery, and the warning light, the battery and the auxiliary normally open contact of the relay are connected in sequence to form a warning circuit.
6. The power inspection electric shock protection device according to claim 5, wherein the warning light and the battery are disposed in the connection board.
7. The electric power inspection electric shock protection device according to any one of claims 1 to 3, wherein the connecting plate is provided with a first fastening strap, and the pedal is provided with a second fastening strap.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010343909.2A CN111416293B (en) | 2020-04-27 | 2020-04-27 | Electric power inspection electric shock protection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010343909.2A CN111416293B (en) | 2020-04-27 | 2020-04-27 | Electric power inspection electric shock protection device |
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| CN111416293A CN111416293A (en) | 2020-07-14 |
| CN111416293B true CN111416293B (en) | 2022-02-01 |
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| CN113951618B (en) * | 2021-12-01 | 2024-05-24 | 国网山东省电力公司昌乐县供电公司 | Electric shock separating bracelet |
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