CN211154009U - Live warning safety helmet for electrical operation - Google Patents
Live warning safety helmet for electrical operation Download PDFInfo
- Publication number
- CN211154009U CN211154009U CN201922240381.1U CN201922240381U CN211154009U CN 211154009 U CN211154009 U CN 211154009U CN 201922240381 U CN201922240381 U CN 201922240381U CN 211154009 U CN211154009 U CN 211154009U
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Abstract
The utility model discloses an electric working live warning safety helmet, which comprises a safety helmet body 1, a circuit board 2, a voltage induction board 3 and an audible and visual alarm 4. When the user wears the utility model discloses when getting into electrified dangerous area, send acousto-optic warning suggestion person of wearing and keep away from electrified body, but wide application in electric power engineering constructor and electric operation and maintenance personnel's safety protection and get into electrified regional safety warning, also can be used to other staff's entering electrified region and report an emergency and ask for help or increased vigilance the use as the safety belt electricity, wear the utility model discloses get into electrified regional operation and can improve operation personnel's factor of safety effectively, reduce the probability of electric shock. The novel electric tester is simple in structure, easy to realize, simple and convenient to use, free of the need of carrying an electricity testing instrument, and capable of improving the working efficiency of operating personnel.
Description
Technical Field
The utility model belongs to the safety protection field relates to a safety helmet, in particular to electric working live warning safety helmet.
Background
Along with the continuous development of national economy, the dependence of human beings on electric power is higher and higher, the application value of the electric power exceeds that of food and water, but the electric power brings convenience to the human beings, and the electric power is also a fatal harm product if the protection is not in place. The safety helmet is a shallow dome cap used for protecting the top of the head and preventing an impact object from hurting the head, and is a protective article which must be worn in a construction site and a production site.
Disclosure of Invention
The utility model provides a technical problem how to set up electrified warning function in the safety helmet, and the structure is simple and convenient, does not influence the safeguard function of safety helmet self again.
The utility model discloses electric operation takes electric warning safety helmet comprises safety helmet body 1, circuit board 2, voltage induction plate 3, audible-visual annunciator 4, its characterized in that: the safety helmet is characterized in that a circuit board 2 and a voltage induction board 3 are installed in the top of the safety helmet body 1 in a protruding mode, an audible and visual alarm 4 is installed at the front end of the top of the safety helmet body 1 in a protruding mode, and the audible and visual alarm 4 and the voltage induction board 3 are electrically connected with the circuit board 2.
The utility model discloses electric working live warning safety helmet, circuit board 2 includes power E, triode VT1 and triode two VT2 and field effect transistor VF, voltage induction plate 3 comprises induction coil L, electric capacity C, adjustable resistance R, audible-visual annunciator 4 comprises warning light HR and siren HA, electric capacity C, adjustable resistance R and induction coil L are parallelly connected, the positive pole still connects the grid of field effect transistor VF, the source electrode of field effect transistor VF is connected siren HA, the positive pole of warning light HR and power E, the base of triode one VT1 is connected to the drain electrode of field effect transistor VF, the negative pole of siren HA is connected to the collecting electrode of triode one VT1, the base of triode two VT2 is connected to the projecting pole of triode one VT1, the negative pole of warning light HR is connected to the collecting electrode of triode two VT2, the projecting pole of triode two VT2 is connected to the negative pole of power E and induction coil L.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic circuit diagram of the present invention.
Detailed Description
The utility model discloses electric operation takes electric warning safety helmet comprises safety helmet body 1, circuit board 2, voltage induction plate 3, audible-visual annunciator 4, its characterized in that: the safety helmet is characterized in that a circuit board 2 and a voltage induction board 3 are installed in the top of the safety helmet body 1 in a protruding mode, an audible and visual alarm 4 is installed at the front end of the top of the safety helmet body 1 in a protruding mode, and the audible and visual alarm 4 and the voltage induction board 3 are electrically connected with the circuit board 2.
The utility model discloses electric working live warning safety helmet, circuit board 2 includes power E, triode VT1 and triode two VT2 and field effect transistor VF, voltage induction plate 3 comprises induction coil L, electric capacity C, adjustable resistance R, audible-visual annunciator 4 comprises warning light HR and siren HA, electric capacity C, adjustable resistance R and induction coil L are parallelly connected, the positive pole still connects field effect transistor VF's grid, siren HA, the positive pole of warning light HR and power E is connected to field effect transistor VF's source electrode, triode one VT 1's base is connected to field effect transistor VF's drain electrode, triode one VT 1's collecting electrode is connected the siren HA's negative pole, triode one VT 1's projecting pole is connected triode two VT 2's base, triode two VT 2's collecting electrode is connected the warning light HR's negative pole, triode two VT 2's projecting pole is connected power E and is connected induction coil L's negative pole.
And the circuit board 2 and the voltage induction board 3 are packaged by waterproof glue.
When the user wears the utility model discloses when getting into electrified danger zone, induction coil L switches on triode VT1 and triode two VT2 through field effect transistor VF after sensing electric field voltage, and warning light HR, siren HA send out the audible and visual alarm suggestion and wear the person and keep away from electrified body.
The resistance value of the adjustable resistor R is adjusted to change the voltage induction sensitivity of the induction coil, so that the safety distance between the induction coil and a charged body is changed.
The capacitor C is used for prolonging the alarm time and avoiding false alarm caused by electrostatic interference.
The utility model discloses but wide application in electric power engineering constructor and electric operation and maintenance personnel's safety protection also can be used to other staff and get into electrified regional use, wears the utility model discloses get into electrified regional operation and can improve operating personnel's factor of safety effectively, reduce the probability of electric shock. The novel electric tester is simple in structure, easy to realize, simple and convenient to use, free of the need of carrying an electricity testing instrument, and capable of improving the working efficiency of operating personnel.
Claims (2)
1. Electric working live warning safety helmet comprises safety helmet body (1), circuit board (2), voltage induction board (3), audible-visual annunciator (4), its characterized in that: a circuit board (2) and a voltage sensing plate (3) are mounted inside a bulge at the top of the safety helmet body (1), an audible and visual alarm (4) is mounted at the front end of the bulge at the top of the safety helmet body (1), and the audible and visual alarm (4) and the voltage sensing plate (3) are electrically connected with the circuit board (2);
the circuit board (2) comprises a power supply (E), a triode I (VT 1), a triode II (VT 2) and a field effect transistor (VF), the voltage induction board (3) consists of an induction coil (L), a capacitor (C) and an adjustable resistor (R), the audible and visual alarm (4) consists of a warning lamp (HR) and an alarm (HA), the capacitor (C), the adjustable resistor (R) and the induction coil (L) are connected in parallel, the positive electrode of the audible and visual alarm is also connected with the grid electrode of the field effect transistor (VF), the source electrode of the field effect transistor (VF) is connected with the alarm (HA), the warning lamp (HR) and the positive electrode of the power supply (E), the drain electrode of the field effect transistor (VF) is connected with the base electrode of the triode I (VT 1), the collector electrode of the triode I (VT 1) is connected with the negative electrode of the alarm (HA), the emitter electrode of the triode I (VT 1) is connected with the base electrode of the triode II (2), the collector electrode of the triode II (2) is connected with the negative electrode of the warning lamp (HR), and the emitter electrode of the triode II (VT 35 2) is connected with.
2. The hot-line warning helmet for electrical work according to claim 1, wherein: and the circuit board (2) and the voltage induction board (3) are packaged by waterproof glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922240381.1U CN211154009U (en) | 2019-12-14 | 2019-12-14 | Live warning safety helmet for electrical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922240381.1U CN211154009U (en) | 2019-12-14 | 2019-12-14 | Live warning safety helmet for electrical operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211154009U true CN211154009U (en) | 2020-08-04 |
Family
ID=71814328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922240381.1U Expired - Fee Related CN211154009U (en) | 2019-12-14 | 2019-12-14 | Live warning safety helmet for electrical operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211154009U (en) |
-
2019
- 2019-12-14 CN CN201922240381.1U patent/CN211154009U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20201214 |