CN205679681U - A kind of portable digital voltmeter - Google Patents
A kind of portable digital voltmeter Download PDFInfo
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- CN205679681U CN205679681U CN201620511066.1U CN201620511066U CN205679681U CN 205679681 U CN205679681 U CN 205679681U CN 201620511066 U CN201620511066 U CN 201620511066U CN 205679681 U CN205679681 U CN 205679681U
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- voltmeter
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- chip microcomputer
- portable digital
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- 238000012806 monitoring device Methods 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000007689 inspection Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
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- 235000008434 ginseng Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 239000002861 polymer material Substances 0.000 description 1
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Abstract
This utility model relates to electric power detection equipment technical field, it it is a kind of portable digital voltmeter, being characterized in: display screen is arranged at the upper surface of voltmeter shell, data acquisition module, analog-to-digital conversion module, single-chip microcomputer, data disaply moudle, function selftest module and data transmission module are respectively arranged at the inside of voltmeter shell；Data acquisition module connects the input of single-chip microcomputer by analog-to-digital conversion module, the outfan of single-chip microcomputer connects data disaply moudle, function selftest module and data transmission module respectively, and connects display screen, monitoring device communication by data transmission module Yu Surveillance center by data disaply moudle；The lower surface of voltmeter shell is provided with claw, gripper shoe and measuring pen storage socket.It has wireless transport module, can solve, in time by testing result transmission to Surveillance center, the problem that voltmeter of the prior art does not possess self registering function and voltmeter carries inconvenience.
Description
Technical field
This utility model relates to electric power detection equipment technical field, particularly relates to a kind of voltmeter, more specifically, is a kind of
Portable digital voltmeter.
Background technology
Voltmeter is the instrument measuring voltage.In power system, the fault for circuit-line and component is examined
Survey and all be unable to do without voltmeter.
At present, voltmeter is divided into two classes, and a kind of for traditional electromagnetic induction needle dc voltmeter, another kind is digital electric
Pressure table.Wherein, digital voltmeter has easy to use, precision relatively advantages of higher.
Owing to actual electric power detection field size is generally large, circuit and the element of detection are more, are sometimes difficult to existing
Immediately arrive at test result, generally require and whole measurement results is taken back, and then be further analyzed and reach a conclusion；Also
Sometimes, at the scene during detection, need testing result is carried out record, in order to the damage feelings to each circuit and element
Condition, cause of damage are analyzed, thus prevent.But, existing recording method is manual record, operates more complicated, and
General on-line measuring device structure is more complicated, and volume is relatively big, is not suitable for carrying with.
Summary of the invention
Problem to be solved in the utility model is to provide a kind of portable digital voltmeter, and it has and is wirelessly transferred mould
Block, can transmit testing result to Surveillance center in time, solve voltmeter of the prior art and do not possess self registering merit
The problem that energy and voltmeter carry inconvenience.
Solving its problem employed technical scheme comprise that, a kind of portable digital voltmeter, including voltmeter shell, display
Screen, data acquisition module, analog-to-digital conversion module, single-chip microcomputer, data disaply moudle, function selftest module and data transmission module；
Described display screen is arranged at the upper surface of described voltmeter shell, described data acquisition module, analog-to-digital conversion module, single-chip microcomputer,
Data disaply moudle, function selftest module and data transmission module are respectively arranged at the inside of described voltmeter shell；Described number
Connected the input of described single-chip microcomputer by described analog-to-digital conversion module according to acquisition module, the outfan of described single-chip microcomputer connects respectively
Connect described data disaply moudle, function selftest module and data transmission module, and connected by described data disaply moudle described
Display screen, by described data transmission module and Surveillance center's monitoring device communication；The lower surface of described voltmeter shell is provided with
Claw, gripper shoe and measuring pen storage socket.
Further, the upper surface of described voltmeter shell is additionally provided with self-inspection button, transmission button and function point analysis knob,
Described self-inspection button connects described function selftest module；Described transmission button connects described data transmission module；Described data acquisition
Collection module includes the voltage collection circuit that multiple measurement scope is different, and described function point analysis knob is with described data acquisition module even
Connect, and switching between voltage collection circuit each described.
Further, the upper surface of described voltmeter shell is additionally provided with on and off switch and one group of wiring hole, described wiring hole
Quantity be 4, described wiring hole is connected with described data acquisition module.
Further, described data transmission module includes the one of WIFI communication module, GPRS transmission module, bluetooth module
Or it is multiple.
Further, described Surveillance center monitoring device is computer, mobile phone or panel computer.
Further, described display screen is LED display or LCD display.
Further, the sidewall of described voltmeter shell is provided with alarm device, described alarm device and described single-chip microcomputer
Connect；Described alarm device is acoustic-optic alarm.
Further, described voltmeter shell is rotationally connected by the opening of rotating shaft with U-shaped gripper shoe, described claw position
In the space that described U-shaped gripper shoe is formed；The quantity of measuring pen storage socket is two, and lays respectively at described claw and institute
State in the gap of U-shaped gripper shoe.
Further, the sidewall of described voltmeter shell being equipped with loudspeaker, the inside of described voltmeter shell is provided with voice
Reporting module, the outfan of described single-chip microcomputer is connected with described voice broadcast module, loudspeaker.
This utility model a kind of portable digital voltmeter provides the benefit that:
Owing to display screen is arranged at the upper surface of voltmeter shell, data acquisition module, analog-to-digital conversion module, single-chip microcomputer,
Data disaply moudle, function selftest module and data transmission module are respectively arranged at the inside of voltmeter shell；Voltmeter shell
Lower surface be provided with claw, gripper shoe and measuring pen storage socket.Its simple in construction, compact, volume is little, is convenient for carrying；Due to
Voltmeter shell is provided with claw, and voltmeter can also be snapped fitted to as in knapsack or pocket by claw；Owing to voltmeter sets
Measuring pen is had to receive socket, in that context it may be convenient to be inserted by test pen, prevent test pen from losing；Owing to using the defeated of single-chip microcomputer
Go out end to connect the data transmission module, and by the monitoring device communication of data transmission module with Surveillance center, can be in time by inspection
Survey result to transmit to Surveillance center, solve voltmeter of the prior art and do not possess the problem of self registering function, and its note
The data of record are accurate, simple to operation.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model portable digital voltmeter；
Fig. 2 is the rearview of this utility model portable digital voltmeter；
Fig. 3 is the schematic diagram of this utility model portable digital voltmeter.
Wherein, 1 voltmeter shell；2 display screens；3 alarm devices；4 function point analysis knobs；5 on and off switch；6 loudspeaker；7 certainly
Inspection button；8 transmission buttons；9 wiring holes；10U type gripper shoe；11 measuring pen storage sockets；12 claws.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples pair
This utility model is described further.
As Figure 1-3, present embodiments provide a kind of portable digital voltmeter, mainly include voltmeter shell 1, show
Display screen 2, data acquisition module, analog-to-digital conversion module, single-chip microcomputer, data disaply moudle, function selftest module and data transmission mould
Block.
As it is shown in figure 1, display screen 2 is arranged at the upper surface of voltmeter shell 1, data acquisition module, analog-to-digital conversion module,
Single-chip microcomputer, data disaply moudle, function selftest module and data transmission module are respectively arranged at the inside of voltmeter shell 1, this
Kind of voltmeter simple in construction, compact, make voltmeter have volume little, the function being convenient for carrying.As it is shown on figure 3, data acquisition module
Block connects the input of single-chip microcomputer, the analog voltage signal that data collecting module collected arrives by analog-to-digital conversion module, passes through mould
After number conversion module is converted into digital voltage signal, transmission is to single-chip microcomputer.The outfan of single-chip microcomputer connects data display mould respectively
Block, function selftest module and data transmission module, single-chip microcomputer connects display screen 2 by data disaply moudle, and display screen 2 display is read
Number and operational order etc..Single-chip microcomputer, can be in time by detection by the monitoring device communication of data transmission module with Surveillance center
Result is by being wirelessly transmitted to Surveillance center.
It addition, the upper surface of voltmeter shell 1 is additionally provided with self-inspection button 7, transmission button 8 and function point analysis knob 4, self-inspection
Button 7 linkage function selftest module, controls the startup of function selftest module, after selftest module starts, compares voltmeter from charged
Pond reference voltage after voltage stabilizing and the magnitude of voltage of measurement outfan, if voltage error is less than or equal to setting value, then
Display screen 2 points out voltmeter normal, if voltage error is more than setting value, then display screen 2 points out voltmeter abnormal.Transmission is pressed
Button 8 connects the data transmission module, and controls the startup of data transmission module, when pressing transmission button 8, sends data to monitoring
The monitoring device at center, otherwise, data will be not transmitted to the monitoring device of Surveillance center.Data acquisition module includes multiple measurement
The voltage collection circuit that scope is different, function point analysis knob 4 is connected with data acquisition module, and each voltage collection circuit it
Between switch over, every spinfunction adjusting knob 4 to measure scope gear time, then automatically switch to corresponding voltage and adopt
Collector, thus be adjusted measuring voltage range.
As it is shown in figure 1, the upper surface of voltmeter shell 1 is additionally provided with on and off switch 5 and one group of wiring hole 9, wherein, wiring hole
The quantity of 9 is 4, and wiring hole 9 is connected with data acquisition module.
As in figure 2 it is shown, the lower surface of voltmeter shell 1 is provided with claw 12, gripper shoe 10 and measuring pen storage socket 11.This
In embodiment preferably, the opening of U-shaped gripper shoe 10 is rotationally connected with voltmeter shell 1, when U-shaped gripper shoe 10 by rotating shaft
Outward turning, and and voltmeter shell 1 between formed certain angle time, may be used for support voltmeter so that it is keep upright state, side
Just user observed reading and operating.Claw 12 is positioned at the space that U-shaped plate is formed, and is preferably located at whole voltmeter
The center of shell 1 lower surface, makes voltmeter can be snapped fitted to as in knapsack or pocket by claw 12.Measuring pen storage socket
The quantity of 11 is two, and lays respectively in the gap of claw 12 and U-shaped plate, in the present embodiment, and two measuring pen storage sockets
11 both sides laying respectively at claw 12, in actual application, two measuring pen storage sockets 11 can also be positioned at the homonymy of claw 12.
In the present embodiment, data transmission module include WIFI communication module, GPRS transmission module, the one of bluetooth module or
Multiple.The monitoring device of Surveillance center includes computer, mobile phone or panel computer.Display screen 2 is LED display 2 or LCD
Display screen 2.
The material of voltmeter shell 1 is insulating polymer material, and it has waterproofing protection function, prevent internal circuit due to
Intake and damage, or cause danger to user.
And the sidewall of voltmeter shell 1 is provided with alarm device 3, alarm device 3 is connected with single-chip microcomputer；Alarm device 3 is
Acoustic-optic alarm 3.When function selftest module detects that voltmeter is abnormal, or the voltage measured exceedes measurement scope
Time, alarm device 3 is reported to the police.
In the present embodiment, voltmeter also includes voice broadcast module and loudspeaker 6, and loudspeaker 6 are arranged at the side of voltmeter shell 1
On wall, voice broadcast module is arranged at the inside of voltmeter shell 1, the outfan of single-chip microcomputer and voice broadcast module and loudspeaker 6
Connecting, when a magnitude of voltage being detected, loudspeaker 6 automatically can carry out reading to this numerical value and report, user-friendly.
Embodiment of the present utility model only in order to the technical solution of the utility model to be described, is not intended to limit；Although ginseng
According to previous embodiment, this utility model is described in detail, it will be understood by those within the art that: it is still
Technical scheme described in foregoing embodiments can be modified, or wherein portion of techniques feature is carried out equivalent replace
Change；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technical scheme
Spirit and scope.
Claims (9)
1. a portable digital voltmeter, it is characterised in that include voltmeter shell, display screen, data acquisition module, modulus
Modular converter, single-chip microcomputer, data disaply moudle, function selftest module and data transmission module；Described display screen is arranged at described
The upper surface of voltmeter shell, described data acquisition module, analog-to-digital conversion module, single-chip microcomputer, data disaply moudle, function self-inspection
Module and data transmission module are respectively arranged at the inside of described voltmeter shell；Described data acquisition module passes through described modulus
Modular converter connects the input of described single-chip microcomputer, and the outfan of described single-chip microcomputer connects described data disaply moudle, merit respectively
Energy selftest module and data transmission module, and connect described display screen by described data disaply moudle, passed by described data
Defeated module and the monitoring device communication of Surveillance center；The lower surface of described voltmeter shell is provided with claw, gripper shoe and measuring pen
Storage socket.
Portable digital voltmeter the most according to claim 1, it is characterised in that the upper surface of described voltmeter shell is also
Being provided with self-inspection button, transmission button and function point analysis knob, described self-inspection button connects described function selftest module；Described transmission
Button connects described data transmission module；Described data acquisition module includes the voltage collection circuit that multiple measurement scope is different,
Described function point analysis knob is connected with described data acquisition module, and is switching between voltage collection circuit each described.
Portable digital voltmeter the most according to claim 1, it is characterised in that the upper surface of described voltmeter shell is also
Being provided with on and off switch and one group of wiring hole, the quantity of described wiring hole is 4, and described wiring hole is with described data acquisition module even
Connect.
Portable digital voltmeter the most according to claim 1 and 2, it is characterised in that described data transmission module includes
WIFI communication module, GPRS transmission module, bluetooth module one or more.
Portable digital voltmeter the most according to claim 1, it is characterised in that the monitoring device of described Surveillance center is
Computer, mobile phone or panel computer.
Portable digital voltmeter the most according to claim 1, it is characterised in that described display screen be LED display or
Person's LCD display.
Portable digital voltmeter the most according to claim 1, it is characterised in that set on the sidewall of described voltmeter shell
Alarm device, described alarm device is had to be connected with described single-chip microcomputer；Described alarm device is acoustic-optic alarm.
Portable digital voltmeter the most according to claim 1, it is characterised in that described voltmeter shell by rotating shaft with
The opening of U-shaped gripper shoe is rotationally connected, and described claw is positioned at the space that described U-shaped gripper shoe is formed；Measuring pen storage is inserted
The quantity of mouth is two, and lays respectively in the gap of described claw and described U-shaped gripper shoe.
Portable digital voltmeter the most according to claim 1, it is characterised in that put on the sidewall of described voltmeter shell
Loudspeaker, the inside of described voltmeter shell are had to be provided with voice broadcast module, the outfan of described single-chip microcomputer and described voice broadcast
Module, loudspeaker connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620511066.1U CN205679681U (en) | 2016-05-31 | 2016-05-31 | A kind of portable digital voltmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620511066.1U CN205679681U (en) | 2016-05-31 | 2016-05-31 | A kind of portable digital voltmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205679681U true CN205679681U (en) | 2016-11-09 |
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ID=57437494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620511066.1U Active CN205679681U (en) | 2016-05-31 | 2016-05-31 | A kind of portable digital voltmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205679681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918946A (en) * | 2018-05-25 | 2018-11-30 | 苏州天鸿电子有限公司 | A kind of voltmeter |
-
2016
- 2016-05-31 CN CN201620511066.1U patent/CN205679681U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918946A (en) * | 2018-05-25 | 2018-11-30 | 苏州天鸿电子有限公司 | A kind of voltmeter |
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| GR01 | Patent grant |