CN219574232U

CN219574232U - Voltage wireless sampler

Info

Publication number: CN219574232U
Application number: CN202221095412.4U
Authority: CN
Inventors: 高腾; 高永峰; 王佳东; 苏慧琳; 史盼盼; 郑艳; 杨洁; 张翠翠; 王丽
Original assignee: Xi'an Shuangying Technology Co ltd
Current assignee: Xi'an Shuangying Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2023-08-22
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a voltage wireless sampler which is suitable for high-voltage input sampling and low-voltage input sampling. The voltage wireless sampler is provided with a key switch, a conductive probe access port, a voltage grounding port, an undervoltage indicator lamp, a charging interface, an insulating rod threaded interface, an alarm indicator lamp and a buzzer; the multifunctional portable electronic device comprises a shell, a functional module circuit and a battery, wherein the functional module circuit comprises a high-voltage input circuit, a low-voltage input circuit, a sampling circuit, a central processing unit, a key switch control circuit, a wireless communication circuit, an audible and visual alarm circuit, a charging circuit and a power supply circuit. The conductive probe senses high voltage input to sample high voltage, the low voltage is sampled through voltage between the ground connection ports, the audible and visual alarm circuit starts prompt when voltage input exists, the central processing unit is utilized to analyze, calculate and process sampling results after sampling to obtain measuring results, the measuring results are transmitted to the display host through wireless communication, and the sampler is small in size, reasonable in structure, suitable for high and low voltage wireless voltage sampling measurement, safe and convenient.

Description

Voltage wireless sampler

Technical Field

The utility model belongs to the technical field of voltage measurement, and particularly relates to a voltage wireless sampler.

Background

In the normal operation process of the power grid, the correctness of the voltage phases and the phase sequences at different positions is ensured by the nuclear phase operation, and the influence of phase sequence errors and phase inconsistencies on the power grid and users in the power grid construction process is avoided. The existing nuclear phase device carries out nuclear phase on high voltage in an induction mode, and has no function of synchronously measuring high voltage wireless nuclear phase and low voltage amplitude phase, so that the portable voltage wireless sampling device suitable for high voltage and low voltage scenes has practical application value, can ensure the correctness of the nuclear phase of voltage measurement of each level, and is convenient for field use.

Disclosure of Invention

The utility model aims to provide a voltage wireless sampler which is more portable, flexible in field use and capable of synchronously measuring a high-voltage wireless nuclear phase and a low-voltage amplitude phase, and is superior to the current high-voltage sampling device.

The technical solution for realizing the purpose of the utility model is as follows: the voltage wireless sampler consists of a shell, a functional module circuit and a battery, and is suitable for high-voltage input sampling or low-voltage input sampling to measure high-voltage wireless nuclear phase and low-voltage amplitude phase;

the voltage wireless sampler is provided with a key switch, a conductive probe access port, a voltage grounding port, an underpower indicator lamp, a charging interface, an insulating rod threaded interface, an alarm indicator lamp and a buzzer;

the functional module circuit comprises a high-voltage input circuit, a low-voltage input circuit, a sampling circuit, a central processing unit, a key switch control circuit, a wireless communication circuit, an audible and visual alarm circuit, a charging circuit and a power supply circuit.

Further, the voltage wireless sampler is of a split structure;

further, the bottom of the voltage wireless sampler is provided with a spiral thread, and is directly connected with a high-voltage insulation operating rod;

further, the charging interface is connected with a charging circuit, and the charging circuit is connected with a built-in battery to a power supply circuit to charge the voltage wireless sampler in an underelectrified state;

further, the power supply circuit is connected with the sampling circuit, the central processing unit, the audible and visual alarm circuit and the wireless communication circuit and is used for providing voltage for the built-in battery to perform power supply circuit conversion and supplying power to the whole functional module circuit of the voltage wireless sampler;

further, the key switch is connected with the key switch control circuit, the central processing unit is connected with the key switch control circuit, and the starting and the closing of the power supply of the functional module are controlled;

furthermore, the conductive probe access port is connected with a high-voltage input circuit, the high-voltage input circuit is connected with a sampling circuit, the sampling circuit is connected with a central processing unit, and the conductive probe senses high-voltage input to perform high-voltage sampling, so that the sampling speed is high;

further, the voltage grounding port is connected with a low-voltage input circuit for sampling and measuring the voltage between the grounding ports, the low-voltage input circuit is connected with a sampling circuit, and the sampling circuit is connected with a central processing unit for low-voltage sampling;

further, the central processing unit analyzes, calculates and processes the sampling result to obtain a measurement result;

further, the audible and visual alarm circuit comprises an alarm lamp, an under-lamp and a buzzer, wherein an alarm indicator lamp interface is connected with the alarm lamp, an under-lamp interface is connected with the under-lamp, and a buzzer accommodating groove is connected with the buzzer;

further, the audible and visual alarm circuit is connected with the central processing unit, and when the central processing unit detects that the power supply voltage is too low, the under-lamp is started; the audible and visual alarm circuit starts a prompt when voltage is input;

further, the central processing unit is connected with the wireless communication circuit, the wireless communication circuit starts wireless communication, and the wireless communication circuit can be connected with the display host for wirelessly transmitting the measurement result to the display host for remote data viewing.

The remarkable effect achieved by the utility model is as follows: (1) The utility model adopts a split structure, is convenient for production and installation, has a spiral thread at the bottom, is directly connected with a high-voltage insulation operating rod, and has simple operation, more convenience and flexible field use; (2) The high-voltage sampling is fast in sampling speed through induction input of the conductive probe, and is safe and reliable; the low voltage is sampled by the grounding voltage, so that the amplitude and phase of the low voltage can be measured; the wireless communication is connected with the display host to realize high-voltage nuclear phase; and high-voltage wireless nuclear phase and low-voltage amplitude phase synchronous measurement is realized.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain, however, the utility model.

FIG. 1 is a schematic diagram of the functional modules of the system of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic diagram of the circuit structure of the structural shell and functional module of the present utility model;

fig. 4 is a schematic view of a bottom chassis structure according to the present utility model.

Detailed Description

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides a voltage wireless sampler, which consists of a shell, a functional module circuit and a battery, wherein the functional module circuit of the system disclosed by the utility model is described by referring to FIG. 1 and comprises a high-voltage input circuit S1, a low-voltage input circuit S2, a sampling circuit S3, a central processing unit S4, a key switch control circuit S5, a built-in battery S6, a charging circuit S7, a wireless communication circuit S8, an audible and visual alarm circuit S9 and a power supply circuit S10; wherein, audible and visual alarm circuit S9 includes alarm lamp 9-1, owed lamp 9-2 and buzzer 9-3.

The device overall structure is described by combining with fig. 2, and the overall structure comprises a key switch 1, a conductive probe access port 2, a voltage grounding port 3, an undervoltage indicator lamp interface 4, a charging interface 5, an insulating rod threaded interface 6, an alarm indicator lamp interface 7, a buzzer accommodating groove 8 and a fixed binding post 9.

Referring to fig. 3 and fig. 4, the voltage wireless sampler is in a split structure and comprises a face shell T1, a functional module circuit T2 and a bottom shell T3; the fixed binding posts 9 are connected into a whole to form the integral structure of the utility model; the key switch 1 is connected with the face shell T1, and the conductive probe access port 2, the voltage grounding port 3, the underpower indicator lamp interface 4, the charging interface 5 and the alarm indicator lamp interface 7 are connected with the face shell T1, the functional module circuit T2 and the bottom shell T3; the insulating rod threaded interface 6 is connected with the face shell T1 and the bottom shell T3, and the buzzer accommodating groove 8 is connected with the bottom shell T3; the buzzer accommodating groove 8 is connected with the buzzer 9-3.

Specifically, a conductive probe access port 2 of the utility model is connected with a conductive probe access, and is connected with a high-voltage input circuit S1, the high-voltage input circuit S1 is connected with a sampling circuit S3, the sampling circuit S3 is connected with a central processing unit S4, and the conductive probe senses high-voltage input to perform high-voltage sampling; the low-voltage input circuit S2 is connected with the sampling circuit S3, and the sampling circuit S3 is connected with the central processing unit S4 for low-voltage sampling; the central processing unit S4 is connected with the switch control circuit S5 and used for controlling the starting and closing of the power supply of the functional module; the wireless communication circuit S8 is connected with the central processing unit S4, and the wireless communication circuit S8 starts wireless communication and is connected with the display host for wirelessly transmitting the measurement result to the display host; the central processing unit S4 is connected with the audible and visual alarm circuit S9, the under-electricity indicator lamp interface 4 is connected with the under-electricity lamp 9-2, the alarm indicator lamp interface 7 is connected with the alarm lamp 9-1, and the buzzer accommodating groove 8 is connected with the buzzer 9-3; the charging circuit S7 is connected with the power supply circuit S10, and the power supply circuit S10 is in power supply connection with the sampling circuit S3, the central processing unit S4, the switch control circuit S5, the audible and visual alarm circuit S10 and the wireless communication circuits S8 and S9 through the built-in battery S6 to supply power to the whole functional module circuit of the voltage wireless sampler;

further, when the central processing unit S4 detects that the power supply voltage is too low, the under-lamp 9-2 is started, and the under-lamp 9-2 uses a high-brightness indicator lamp to perform under-power display;

further, the built-in battery S6 selects a lithium battery with small 3.7V power supply voltage, so that the total capacity of the charge and discharge batteries is kept unchanged, the power is supplied through the built-in battery S6 after the power is turned on, and the power is converted into the voltage required by a system circuit by using the power circuit S10, so that the normal operation of the system is ensured;

further, the key switch 1, the manual key controls the power to be turned on and off, and a light touch switch is adopted, so that the use is convenient;

furthermore, the conductive probe is made of conductive materials with high strength, threads are arranged at the bottom of the probe, so that the conductive probe can be conveniently connected into the conductive probe interface 2 of the wireless voltage sampler, high voltage is stably input in a sensing mode, and rapid sampling and measurement are performed;

further, the low-voltage sampling is measured by the voltage measuring circuit and the ground voltage, the low-voltage input circuit is connected with the sampling circuit, and the sampling circuit is connected with the central processing unit;

further, the central processing unit S4 is a minimum system formed by STM32 series single chip microcomputer, and performs analysis calculation and processing on the sampling result to obtain a measurement result;

furthermore, the alarm lamp 9-1 of the audible and visual alarm circuit S9 adopts a high-brightness indicator lamp, the buzzer S9-3 adopts a high-decibel buzzer, and the buzzer accommodating grooves 8 are distributed in a multi-hole manner, so that the sound is convenient to spread, and the alarm is started in time during the measurement of a high-voltage signal;

further, the wireless communication circuit S8 adopts a built-in wireless antenna, the central processing unit S4 is connected with the wireless communication circuit S8, the wireless communication circuit S8 is controlled to start wireless communication, the display host can be connected, the measurement result is transmitted to the display host through wireless, remote data checking is carried out, and measurement of high-voltage nuclear phases, low-voltage amplitude values and phases is achieved.

The insulating rod threaded interface 6 adopts a spiral sleeve and is provided with spiral silk screen printing, the insulating rod threaded interface 6 is directly connected with a high-voltage insulating operating rod or is directly connected with a high-voltage insulating operating rod remote control device, and the high-voltage insulating operating rod remote control device is connected onto the high-voltage insulating operating rod for high-altitude installation and separation of the voltage wireless sampler.

Finally, it should be noted that: the above is merely an embodiment of the present utility model, and it is not intended to limit the present utility model, and it is still possible for those skilled in the art to modify the technical solutions described in the foregoing embodiments or to substitute some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The wireless sampler of voltage, its characterized in that: the voltage wireless sampler is provided with a key switch, a conductive probe access port, a voltage grounding port, an underpower indicator lamp, a charging interface, an insulating rod threaded interface, an alarm indicator lamp and a buzzer; consists of a shell, a functional module circuit and a battery; the functional module circuit comprises a high-voltage input circuit, a low-voltage input circuit, a sampling circuit, a central processing unit, a key switch control circuit, a wireless communication circuit, an audible and visual alarm circuit, a charging circuit and a power supply circuit;

the key switch control circuit is connected with the central processing unit and used for controlling the power supply of the functional module circuit to be started and closed;

the high-voltage input circuit is connected with the sampling circuit, the sampling circuit is connected with the central processing unit, the conductive probe induces high-voltage input to carry out high-voltage sampling, and the central processing unit is used for analyzing, calculating and processing a sampling result after sampling to obtain a measurement result;

the low voltage is sampled through the voltage between the low voltage input circuit and the grounding port, the low voltage input circuit is connected with the sampling circuit, the sampling circuit is connected with the central processing unit, and the central processing unit is used for analyzing, calculating and processing the sampling result after sampling to obtain a measurement result;

the audible and visual alarm circuit is connected with the central processing unit, and the audible and visual alarm circuit starts prompt when voltage is input;

the charging circuit is connected with the power supply circuit, and the built-in lithium battery supplies power to the functional module circuit through the power supply circuit;

the wireless communication circuit is connected with the central processing unit, and is in wireless connection with the display host for data transmission, and the measurement result is transmitted to the display host through wireless communication.

2. The voltage wireless sampler of claim 1, wherein: the voltage wireless sampler adopts a split structure, so that the production and the installation are convenient; the bottom is provided with a spiral screw thread and is directly connected with a high-voltage insulation operating rod.