CN213715744U - Portable power equipment live detection bracelet - Google Patents
Portable power equipment live detection bracelet Download PDFInfo
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- CN213715744U CN213715744U CN202022883319.7U CN202022883319U CN213715744U CN 213715744 U CN213715744 U CN 213715744U CN 202022883319 U CN202022883319 U CN 202022883319U CN 213715744 U CN213715744 U CN 213715744U
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Abstract
本实用新型公开了一种便携式电力设备带电检测手环，其特征在于：包括环形外壳，在外壳上设有电源、电感应模块、检测电路和声光报警单元，所述电感应模块固定在外壳内部，声光报警单元与检测电路的输出端电连接；所述电感应模块与检测电路的信号输入端电连接，用于检测电力设备是否带电，当检测到所述设备带电时，产生电感应信号；所述检测电路包括信号放大电路、信号转换电路和单片机，信号放大电路、信号转换电路与单片机的信号输入端依次电连接；所述电源与单片机电连接，用于提供电源。本实用新型可实现操作人员与带电设备之间的非接触检测，且方便携带，可以全程监测并及时发出触电警告信息，有效保障了操作人员的安全。
The utility model discloses a portable electric device electrification detection wristband, which is characterized in that it comprises a ring-shaped casing, a power supply, an electric induction module, a detection circuit and an acousto-optic alarm unit are arranged on the casing, and the electric induction module is fixed on the casing. Inside, the sound and light alarm unit is electrically connected to the output end of the detection circuit; the electric induction module is electrically connected to the signal input end of the detection circuit to detect whether the power equipment is charged, and when it is detected that the equipment is charged, an electric induction is generated The detection circuit includes a signal amplification circuit, a signal conversion circuit and a single-chip microcomputer, and the signal amplification circuit, the signal conversion circuit and the signal input end of the single-chip microcomputer are electrically connected in sequence; the power supply is electrically connected with the single-chip microcomputer for providing power supply. The utility model can realize the non-contact detection between the operator and the live equipment, is convenient to carry, can monitor the whole process and issue electric shock warning information in time, and effectively guarantee the safety of the operator.
Description
Technical Field
The utility model relates to a power equipment's distribution instrument field, concretely relates to portable power equipment detects bracelet with electricity.
Background
In the power industry, before equipment is overhauled and maintained, whether the equipment is powered off or not needs to be confirmed. Generally, an electroscope pen is used for contact detection to judge whether the equipment is electrified or not and select a corresponding electroscope pen according to a corresponding voltage level. The operation needs to carry extra equipment, and the test pencil size is less simultaneously, easily slips off and loses in the measuring process, and complex operation.
During electric power construction, because site environment is complicated, the operator needs come to make the judgement to the equipment in unprocessed region according to personal experience, confirms whether equipment needs to detect, when equipment kind is numerous, need consume a large amount of manpower and material resources to judge and screen whether need carry out electrified detection and what kind of equipment needs to detect, increases the distribution degree of difficulty. In order to solve the problems, electric power enterprises try to adopt various non-contact detection methods, but the professional instruments or equipment facilities have large volumes and need to be additionally provided with independent working mechanisms, so that the professional electric shock detection equipment and instruments cannot be carried about, the implementation cost is high, the operation efficiency is low, the electric shock detection equipment and the instruments can only be suitable for particularly important workplaces, the universal application is difficult, and the electric test pen is still mainly adopted for detection in actual operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a portable power equipment detects bracelet with electricity realizes that non-contact between operating personnel and the live equipment detects, and conveniently carries, can whole monitoring and in time send the warning information of electrocution, has effectively ensured operating personnel's safety.
In order to realize the purpose of this application, the utility model discloses a technical scheme be:
a portable power equipment live detection bracelet comprises an annular shell, wherein a power supply, an electric induction module, a detection circuit and an acousto-optic alarm unit are arranged on the shell, the electric induction module is fixed in the shell, and the acousto-optic alarm unit is electrically connected with the output end of the detection circuit;
the electric induction module is electrically connected with a signal input end of the detection circuit and used for detecting whether the power equipment is electrified or not, and when the equipment is detected to be electrified, an electric induction signal is generated;
the detection circuit comprises a signal amplification circuit, a signal conversion circuit and a single chip microcomputer, wherein the signal amplification circuit and the signal conversion circuit are sequentially and electrically connected with the signal input end of the single chip microcomputer;
the power supply is electrically connected with the single chip microcomputer and used for providing power.
Furthermore, the electric induction module is a voltage sensor and is used for inducing electromotive force according to a power frequency electric field generated nearby the electrified high-voltage equipment so as to generate current and realize electrified non-contact detection on the equipment.
Further, the sound and light alarm unit comprises a light emitting diode and a buzzer, and the light emitting diode and the buzzer are respectively connected with an output pin of the single chip microcomputer.
Furthermore, the electric induction modules are uniformly distributed in the shell along the circumferential direction, through holes corresponding to the electric induction modules are formed in the shell, and the light-emitting diodes are embedded in the through holes.
Furthermore, the number of the electric induction modules and the number of the light-emitting diodes are 4, so that the electric induction modules and the light-emitting diodes are convenient for operators to observe at multiple angles.
Further, the shell is made of an insulating material.
Further, the single chip microcomputer adopts STM32F103 ZE.
Further, the signal amplifying circuit is a general operational amplifier OPA 2171.
Further, the signal conversion circuit employs an a/D conversion circuit of TSC 7109.
In the above-mentioned technical scheme of this application, adopt the utility model discloses the beneficial effect of device does: utilize the bracelet that operating personnel easily wore as the carrier, detect whether electrified through electric induction module to acousto-optic warning unit utilizes the reputation suggestion to make operating personnel can avoid danger, and this bracelet simple structure, and the small easily wears, has realized the electrified detection of non-contact, can be applicable to multiple occasion, easily promotes.
Drawings
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the figure:
FIG. 1 is a schematic diagram of the structural control of the present invention;
fig. 2 is a perspective view of the whole structure of the present invention;
in the drawings, like parts are provided with like reference numerals.
Reference numerals:
10-an electric induction module; 20-a detection circuit; 30-an audible and visual alarm unit; 40-a power supply; 50-a housing; 210-a signal amplification circuit; 220-a signal conversion circuit; 230-a single chip microcomputer; 310-a buzzer; 320-light emitting diode.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-2, the utility model relates to a portable power equipment detects bracelet with electricity, including annular shell 50, be equipped with power 40 on shell 50, electric induction module 10, detection circuitry 20 and audible-visual alarm unit 30, electric induction module 10 is fixed inside shell 50, audible-visual alarm unit 30 is connected with detection circuitry 20's output electricity, electric induction module 10 is connected with detection circuitry 20's signal input part electricity for whether detection power equipment is electrified, when detecting that equipment is electrified, produce electric induction signal, detection circuitry 20 includes signal amplification circuit 210, signal conversion circuit 220 and singlechip 230, signal amplification circuit 210, signal conversion circuit 220 and singlechip 230's signal input part electricity in proper order; the power supply 40 is electrically connected with the singlechip 230 and used for supplying power; the audible and visual alarm unit 30 comprises a light emitting diode 320 and a buzzer 310, and the light emitting diode 320 and the buzzer 310 are respectively connected with an output pin of the singlechip 230; the electric induction modules 10 can be distributed in the shell 50 uniformly along the circumferential direction, through holes are formed in the shell 50, the positions of the through holes correspond to the electric induction modules 10, the light emitting diodes 320 are embedded in the through holes, preferably, 4 electric induction modules 10 and 4 light emitting diodes 320 are arranged, so that operators can observe more yellow lights and light more conveniently even if the electric induction modules rotate in the wearing process, and multi-angle observation is facilitated; the housing 50 is made of an insulating material and is formed by two parts being buckled. Preferably, the single chip microcomputer 230 adopts STM32F103ZE, the endurance time of the detection device can be guaranteed due to low power consumption, the requirements of the device and communication can be well met due to the characteristic of multiple pins, and the advantages of high precision, high stability and high processing speed are achieved. Preferably, the signal amplifying circuit 210 is a general operational amplifier OPA2171, and the signal converting circuit 220 employs an a/D converting circuit of TSC 7109.
The electric induction module 10 is a voltage sensor, and because the electrified high-voltage equipment can generate a power frequency electric field nearby, electromotive force is induced by monitoring the electric field, so that current is generated, and the electrified non-contact detection of the equipment is realized. The electric induction module 10 detects whether the power equipment is electrified, when the equipment is electrified, an electric induction signal is generated, the electric induction signal passes through the signal amplification circuit 210 and the signal conversion circuit 220 and is transmitted to the single chip microcomputer 230, the single chip microcomputer 230 controls the buzzer 310 and the light emitting diode 320 to work, the buzzer 310 sends out a buzzing, the light emitting diode 320 lights a yellow light, therefore, in the embodiment, the induced current is fed back by arranging the buzzer 310 and the light emitting diode 320, whether the induced current is generated can be judged through the sound of the buzzer 310 and the light of the light emitting diode 320, an operator is reminded of the electrification of the equipment, and the danger is avoided.
Portable power equipment electrified detection bracelet carry out non-contact to the power equipment body and examine time measuring, including following step:
(1) monitoring a power frequency electric field generated near the electrified high-voltage equipment through the electric induction module 10, and inducing electromotive force through the monitoring electric field so as to generate an electric induction signal;
(2) the electrical signal is amplified by the signal amplification circuit 210;
(3) the amplified electrical signal is converted into a digital signal by the signal conversion circuit 220 and transmitted to the single chip microcomputer 230;
(4) the singlechip 230 makes a judgment according to a preset value and controls the sound and light alarm unit 30 to work;
(5) when the digital signal input into the single chip microcomputer is greater than a preset value, the single chip microcomputer controls the buzzer 310 and the light emitting diode 320 to work simultaneously; when the digital signal is smaller than the preset value, the buzzer 310 and the light emitting diode 320 are not activated.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily make changes or variations within the technical scope of the present invention disclosed, and such changes or variations 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 claims. The technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. The utility model provides a portable power equipment live detection bracelet which characterized in that: the electric induction detection device comprises an annular shell, wherein a power supply, an electric induction module, a detection circuit and an acousto-optic alarm unit are arranged on the shell, the electric induction module is fixed in the shell, and the acousto-optic alarm unit is electrically connected with the output end of the detection circuit;
the electric induction module is electrically connected with a signal input end of the detection circuit and used for detecting whether the power equipment is electrified or not, and when the equipment is detected to be electrified, an electric induction signal is generated;
the detection circuit comprises a signal amplification circuit, a signal conversion circuit and a single chip microcomputer, wherein the signal amplification circuit and the signal conversion circuit are sequentially and electrically connected with the signal input end of the single chip microcomputer;
the power supply is electrically connected with the single chip microcomputer and used for providing power.
2. The portable power equipment live-line detection bracelet of claim 1, characterized in that: the electric induction module is a voltage sensor and is used for inducing electromotive force according to a power frequency electric field generated nearby electrified high-voltage equipment so as to generate current and realize electrified non-contact detection on the equipment.
3. The portable power equipment live-line detection bracelet of claim 1, characterized in that: the sound and light alarm unit comprises a light emitting diode and a buzzer, and the light emitting diode and the buzzer are respectively connected with an output pin of the single chip microcomputer.
4. The portable power equipment live-line detection bracelet of claim 3, wherein: the electric induction modules are uniformly distributed in the shell along the circumferential direction, through holes corresponding to the electric induction modules are formed in the shell, and the light-emitting diodes are embedded in the through holes.
5. The portable power equipment live-line detection bracelet of claim 4, wherein: the electric induction modules and the light-emitting diodes are 4, so that the multi-angle observation of an operator is facilitated.
6. The portable power equipment live-line detection bracelet of any one of claims 1 or 3, wherein: the shell is made of insulating materials.
7. The portable power equipment live-line detection bracelet of any one of claims 1-3, wherein: the single chip microcomputer adopts STM32F103 ZE.
8. The portable power equipment live-line detection bracelet of claim 1, characterized in that: the signal amplifying circuit is a general operational amplifier OPA 2171.
9. The portable power equipment live-line detection bracelet of claim 1, characterized in that: the signal conversion circuit adopts an A/D conversion circuit of TSC 7109.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022883319.7U CN213715744U (en) | 2020-12-05 | 2020-12-05 | Portable power equipment live detection bracelet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022883319.7U CN213715744U (en) | 2020-12-05 | 2020-12-05 | Portable power equipment live detection bracelet |
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| CN213715744U true CN213715744U (en) | 2021-07-16 |
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| CN202022883319.7U Active CN213715744U (en) | 2020-12-05 | 2020-12-05 | Portable power equipment live detection bracelet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113644928A (en) * | 2021-08-11 | 2021-11-12 | 三峡大学 | A portable bracelet for transmission line iron tower assemblage construction monitoring |
| CN114019221A (en) * | 2021-09-23 | 2022-02-08 | 国网天津静海供电有限公司 | Portable induced electricity safety bracelet of transformer substation |
-
2020
- 2020-12-05 CN CN202022883319.7U patent/CN213715744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113644928A (en) * | 2021-08-11 | 2021-11-12 | 三峡大学 | A portable bracelet for transmission line iron tower assemblage construction monitoring |
| CN114019221A (en) * | 2021-09-23 | 2022-02-08 | 国网天津静海供电有限公司 | Portable induced electricity safety bracelet of transformer substation |
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