CN206057423U - Residual current detection positioner - Google Patents
Residual current detection positioner Download PDFInfo
- Publication number
- CN206057423U CN206057423U CN201621112871.3U CN201621112871U CN206057423U CN 206057423 U CN206057423 U CN 206057423U CN 201621112871 U CN201621112871 U CN 201621112871U CN 206057423 U CN206057423 U CN 206057423U
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- clamp handle
- module
- residual current
- square casing
- fixed mount
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 16
- 230000013011 mating Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 13
- 238000012360 testing method Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 206010000369 Accident Diseases 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
This utility model is related to electric power testing equipment technical field，Specifically a kind of residual current detection positioner monitored and record residual current，Including square casing and circuit board，Circuit board includes residual current transformer、Signal processing module、A/D modular converters、Electric energy metering module、Single chip processing module、LCD display module、Key-press module、Communication module、Power module，It is characterized in that the square casing upper end is provided with U-shaped fixed mount and the left clamp handle in symmetrical triangle and right clamp handle，Lower end is provided with connecting pole，Two fixed pin shafts in mating connection with insulating telescopic bar are arranged with connecting pole，The U-shaped fixed mount lower end is connected with the upper end of square casing，One jiao of the left clamp handle and right clamp handle is sold axle and is hinged with U-shaped fixed mount two-arm，Another angle is inconsistent，Bearing pin is provided with the torsion spring for making left clamp handle and right clamp handle closure，The interior angle and exterior angle of left clamp handle and right clamp handle is less than 180 degree，It is accurate with measurement、The advantages of far measuring distance.
Description
Technical field
This utility model is related to electric power testing equipment technical field, and specifically one kind can be monitored and be recorded residual current
Residual current detection positioner.
Background technology
Residual current, refers to each phase (containing the neutral conductor) current phasor and the electric current being not zero in low-voltage distributing line, big portion
It is to be caused by the electric leakage of equipment or circuit in the case of point, residual current has great hazardness, in electrical fire accident
As the accident caused by residual current accounts for the half of electrical fire accident, therefore residual current inspection is carried out in power network line
Survey and installation RCD is to prevent person electric shock, electrical fire and a kind of of electrical equipment damage from effectively preventing
Shield measure, but residual current operated protective device can only carry out trip protection when residual current transfinites failure, it is impossible to carry out pre-
Alert and real-time monitoring, Application No. 201410617908.7, the Chinese patent of entitled " electric energy meter of measurable residual current "
Document, it discloses a kind of residual current to user side measured in real time, the electric energy meter of early warning and warning function, Yi Zhongke
The electric energy meter of measurement residual current, including housing, terminal block, phase line, zero line；Described terminal block includes that first connects
Line terminals, the second binding post, the 3rd binding post and the 4th binding post；Terminal block is fixedly mounted on housing；Phase
Line and zero line are arranged in housing；One end of zero line is electrically connected with the 3rd binding post；The other end of zero line and the 4th terminals
Son electrical connection；It is characterized in that：Also include relay, phase line current sampling resistor, residual current transformer and circuit arrangement；Institute
The circuit arrangement stated is included at voltage sample module, signal processing module, A/D modular converters, electric energy metering module, single-chip microcomputer
Reason module, relay control module, communication module, LCD display modules, key-press module and power module；Voltage sample module sets
There is signal output part；Signal processing module is provided with voltage sampling signal input, phase line current sampled signal input, remaining electricity
Stream signal input part and signal output part；A/D modular converters are provided with signal input part, the first signal output part and secondary signal
Outfan；Electric energy metering module is provided with signal input part and signal output part；Single chip processing module is provided with sampled signal input
End, power consumption signal input, relay control signal outfan, communication ends, display signal output part and push button signalling input
End；Relay control module is provided with signal input part and control signal output；Communication module is provided with internal communication ends and externally
Communication ends；LCD display modules are provided with signal input part；Key-press module is provided with signal output part；The voltage of signal processing module is adopted
Sample signal input part, phase line current sampled signal input and residual current signal input part letter respectively with voltage sample module
The electrical connection corresponding with residual current transformer of number outfan, phase line current sampling resistor；The signal input part of A/D modular converters
Electrically connect with the signal output part of signal processing module；The signal input part of electric energy metering module and the first of A/D modular converters
Signal output end signal is electrically connected；The sampled signal input of single chip processing module is defeated with the secondary signal of A/D modular converters
Go out end signal electrical connection；The power consumption signal input of single chip processing module and electric energy metering module signal output end signal electricity
Connection；The signal input part of relay control module is electrically connected with the relay control signal output end signal of single chip processing module
Connect；The control signal output of relay control module is electrically connected with the control end of relay；The internal communication ends of communication module
Electrically connect with the communication ends two-way signaling of single chip processing module；The signal input part of LCD display modules processes mould with single-chip microcomputer
The display signal output end signal electrical connection of block；The signal output part of key-press module is defeated with the push button signalling of single chip processing module
Enter end signal electrical connection；Power module provides working power, and its substantive deficiency includes：First, the electric energy meter may only be to user
The residual current of circuit is monitored, it is impossible to realize being monitored the remote residual current such as aerial line；2nd, the electric energy meter makes
Used time needs first to carry out binding post wiring, cumbersome, inconvenient to carry.
The content of the invention
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, there is provided one kind can be direct to closely position
Measurement, to aerial line can at a distance plug-in type monitor portable residual current detection positioner.
This utility model solves the technical scheme adopted by its technical problem：
A kind of residual current detection positioner, including square casing and circuit board, the front of square casing are provided with operation
Panel, circuit board are included at residual current transformer, signal processing module, A/D modular converters, electric energy metering module, single-chip microcomputer
Reason module, LCD display module, key-press module, communication module, power module, it is characterised in that the square casing upper end is provided with U
Type fixed mount and the left clamp handle in symmetrical triangle and right clamp handle, square casing lower end is provided with connecting pole, symmetrically sets on connecting pole
There are two fixed pin shafts in mating connection with insulating telescopic bar, make insulating telescopic bar be easy to plug, the U-shaped fixed mount lower end
It is connected with the upper end of square casing, one jiao of the left clamp handle and right clamp handle sells axle and be hinged with U-shaped fixed mount two-arm, separately
One jiao inconsistent, and the bearing pin is provided with the torsion spring for making left clamp handle and right clamp handle closure, the interior angle of left clamp handle and right clamp handle and outer
Angle is less than 180 degree.
U-shaped fixed mount described in the utility model is cavity, is provided with clamp handle drive rod in cavity, the upper end of clamp handle drive rod with
Left clamp handle or the connection of right clamp handle, bottom are inconsistent with one end of depression bar, and the other end of depression bar is through U-shaped fixed mount and clamp handle handss
Dynamic to press bonded, depression bar is provided with spring, and the convenient clamp handle manual key that closely presses opens left clamp handle or right clamp handle.
U-shaped fixed mount described in the utility model is provided with the cavity communicated with square casing, and clamp handle drive rod is provided with cavity,
The upper end of clamp handle drive rod is connected with left clamp handle or right clamp handle, and bottom is inconsistent with one end of depression bar, and the other end of depression bar is worn
Cross square casing to be connected with clamp handle manual key, depression bar is provided with spring, the convenient clamp handle manual key that closely presses opens left
Clamp handle or right clamp handle.
Square casing lower end described in the utility model is provided with threaded plug, one end and the square casing lower end phase of plug
Connection, the other end of plug are connected with the one end fits of connecting pole, and the other end and the insulating telescopic bar of connecting pole are connected, side
Just the installation of connecting pole and dismounting.
Buzzer is provided with inside square casing described in the utility model, the circuit board is provided with the announcement being connected with buzzer
Alert module, alarm module are provided with signal input part, and the single chip processing module is provided with alarm module outfan, single-chip microcomputer process
The alarm module outfan of module is electrically connected with the signal input end signal of alarm module.
This utility model when in use, opens remaining electricity by being first turned on the toggle switch on square casing guidance panel
Stream detection positioner, selects currently suitably transfinite alarm gear or current measurement model by the button on guidance panel
Enclose, left clamp handle can be opened by lower plier handle manual key directly to closely position during measurement or right clamp handle snaps in circuit to be measured and enters
Row monitoring, and when measuring to remote positions such as aerial lines, needs insulating telescopic bar and residual current by connecting pole
Detection positioner connection, then extends insulating telescopic bar by residual current detection positioner left clamp handle and right clamp handle exterior angle
The remote circuit to be measured of alignment, promotes insulating telescopic bar to make residual current detection positioner to line direction action to be measured, left
Clamp handle is opened with right clamp handle and snaps in circuit to be measured, is monitored and records the real-time electrical leakage quantity of the branch line and transfinite numerical value and time of origin,
And alarm sound is sent in time, if the monitoring point time relatively long or needs to investigate leak current fault point, can pass through to twist insulating telescopic
Which is separated by bar with residual current detection positioner, after the time to be monitored arrives, insulating telescopic bar is directed at connecting pole opening
Which is reconnected by twisting with residual current detection positioner, and then pulling downward on insulating telescopic bar makes left clamp handle with right clamp handle
Open, remove residual current detection positioner, consulting electric leakage transfinites record, while also can be electric with residue by wireless receiver
Flow the communication module connection of detection positioner so as to receive the real-time leakage current for measuring or electric current to be analyzed, complete to remain
Aftercurrent detects the use of positioner.
Compared to prior art, this utility model not only can carry out direct measurement to closely position, to aerial line etc.
Remote position can extend by insulating telescopic bar carries out plug-in type monitoring, and need not carry out binding post wiring, presses
Automatically opening and closing opening manual key opens automatically and clamps measurement, with simple to operate, measurement precisely, the advantages of far measuring distance.
Description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is Fig. 1 rearviews.
Fig. 3 is action schematic diagram of the left clamp handles of Fig. 1 with right clamp handle in remote insertion.
Fig. 4 is a kind of structural representation of left clamp handle and clamp handle manual key annexation.
Fig. 5 is another kind of structural representation of left clamp handle and clamp handle manual key annexation.
Fig. 6 is the structural representation of insulating telescopic bar and connecting pole.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model, the technical solution of the utility model is clearly and completely retouched
State.
As depicted in figs. 1 and 2：A kind of residual current detection positioner, including square casing 4 and circuit board, square shell
The front of body 4 is provided with guidance panel 18, and circuit board includes residual current transformer, signal processing module, A/D modular converters, electricity
Energy metering module, single chip processing module, LCD display module, key-press module, communication module, power module, it is characterised in that institute
State 4 upper end of square casing and be provided with U-shaped fixed mount 3 and the left clamp handle 1 in symmetrical triangle and right clamp handle 2, left clamp handle 1 and right clamp handle
2 Atria side is curved, and 4 lower end of the square casing is provided with connecting pole 16, be arranged with connecting pole 16 two with it is exhausted
The fixed pin shaft 17 in mating connection of edge expansion link 15, the insulating telescopic bar 15 adopt link rod, and the one of insulating telescopic bar 15
End is provided with the L-type sliding recess 19 in mating connection with fixed pin shaft 17, as shown in fig. 6, making the steady pin inside connecting pole 16
Axle 17 can snap in the sliding recess 19 on insulating telescopic bar 15, and rotating insulated expansion link 15 is capable of achieving insulating telescopic bar 15
Plug, the square casing 4 further can be provided with threaded in 4 lower end of square casing with 15 connected mode of insulating telescopic bar
Plug 10, one end of plug 10 are connected with 4 lower end of square casing, and the other end of plug 10 is connected with the one end fits of connecting pole 16
Connect, the other end and the insulating telescopic bar 15 of connecting pole 16 are connected, facilitate the installation and dismounting of connecting pole 16, it is described U-shaped solid
Determine 3 lower end of frame to be connected with the upper end of square casing 4, a jiao of the left clamp handle 1 and right clamp handle 2 sells axle 14 with U-shaped fixation
3 two-arm of frame is hinged, and another angle is inconsistent, and the bearing pin 14 is provided with the torsion spring for making left clamp handle 1 and the closure of right clamp handle 2, left pincers
The interior angle and exterior angle of handle 1 and right clamp handle 2 is less than 180 degree, and the left clamp handle 1 or right clamp handle 2 are provided with clamp handle manual key 5, convenient
Closely press clamp handle manual key 5 and open left clamp handle 1 or right clamp handle 2,5 position of clamp handle manual key can be divided into two kinds, such as Fig. 4
With shown in Fig. 5：The first, the U-shaped fixed mount 3 is cavity, is provided with clamp handle drive rod 12 in cavity, clamp handle drive rod 12 it is upper
End is connected with left clamp handle 1 or right clamp handle 2, and bottom is inconsistent with one end of depression bar 13, and the other end of depression bar 13 passes through U-shaped fixation
Frame 3 is connected with clamp handle manual key 5, and depression bar is provided with spring 20；Second, the U-shaped fixed mount 3 is provided with and square casing 4
The cavity for communicating, is provided with clamp handle drive rod 12 in cavity, the upper end of clamp handle drive rod 12 is connected with left clamp handle 1 or right clamp handle 2, under
End is inconsistent with one end of depression bar 13, and the other end of depression bar 13 is connected through square casing 4 with clamp handle manual key 5, depression bar
13 are provided with spring 20, and in order to realize that residual current transfinites alarm, the inside of square casing 4 is provided with buzzer, the circuit
Plate is provided with the alarm module being connected with buzzer, and alarm module is provided with signal input part, and the single chip processing module is provided with
Alarm module outfan, the alarm module outfan of single chip processing module are electrically connected with the signal input end signal of alarm module
Connect, residual current detection positioner is optional with 6 grades of residual currents warning value that transfinites, respectively：50mA /75mA /100mA
/ 200mA/300mA/500mA, the switching access button 7 that can pass through during selection on guidance panel 18 are selected, and residual current detection is fixed
Position device is provided simultaneously with current measurement function, and the scope of current measurement is 1A-1000A, when measured circuit residual current exceedes
During setting overload alarm value, inside residual current detection positioner, buzzer has alarm sound and sounds, when generation is once remained
When aftercurrent transfinites buzzer warning sound will not be interrupted until press switching consult 7 device of button can just stop alarm sound, and
Be immediately generated the record that transfinites, residual current detection positioner can store 64 records that transfinite, transfinite record comprising transfinite value,
Date of occurrence and time of origin, long access by switching the record that transfinites is reset by button 7 sounds to buzzer, the operating surface
Plate 18 is square, and guidance panel 18 is provided with square LCD display 6, for showing power consumption, real-time residual current value and remaining
Aftercurrent transfinites Times alarming information, be longitudinally sequentially provided with 6 lower end guidance panel 18 of LCD display ellipse switching consult by
Key 7 and setting button 8, consult information and configuration information for user, and 8 right-hand member guidance panel 18 of the setting button is provided with and electricity
The toggle switch 9 of source module connection, realizes that by the folding of toggle switch 9 confession of power supply gives cut-out, the square casing 4
Inside is provided with power consumption pond groove, and back side of shell is provided with the rectangular cell cover plate 11 being engaged with battery case, by installing electricity
Power for circuit board assemblies after pond and battery cover board 11, the battery can make the cruising time of residual current detection positioner big
In 8h, described communication module is provided with wireless communication interface and wireless receiver with matching, is connect by wireless receiver
The data of measurement in real time are received and store, this utility model when in use, is first turned on stirring on 4 guidance panel 18 of square casing
Switch 9 can open residual current detection positioner, and then the setting button 8 on push panel 18 enters setting state
Press switching access button 7 and select currently suitably transfinite alarm gear or current measuring range, then press setting button 8 and protect
Transfinite alarm gear or current measuring range are deposited, next sets the mode of alarm of transfiniting, pressed on 18 plate of operating surface by length
The about 5s of setting button 8 sound to buzzer by open or close and transfinite alarm sound, can to closely position during measurement
Directly to open left clamp handle 1 by lower plier handle manual key 5 or right clamp handle 2 snaps in circuit to be measured and is monitored, and to aerial line etc.
When remote position is measured, as shown in figure 3, needing insulating telescopic bar 15 to be determined with residual current detection by connecting pole 16
Position device connection, then extends insulating telescopic bar 15 by residual current detection positioner left clamp handle 1 and 2 exterior angle of right clamp handle pairs
Accurate remote circuit to be measured, promotes insulating telescopic bar 15 to make residual current detection positioner to line direction action to be measured, left
Clamp handle 1 is opened with right clamp handle 2 and snaps in circuit to be measured, be monitored record the real-time electrical leakage quantity of the branch line transfinite numerical value and occur when
Between, and alarm sound is sent in time, if the monitoring point time relatively long or needs to investigate leak current fault point, can be stretched by twisting insulation
Which is separated by contracting bar 15 with residual current detection positioner, after the time to be monitored arrives, insulating telescopic bar 15 is directed at connection
Which is reconnected by the twisting of post opening with residual current detection positioner, and then pulling downward on insulating telescopic bar 15 makes left clamp handle
1 is opened with right clamp handle 2, removes residual current detection positioner, and pressing switching and consulting button 7 and consult electric leakage transfinites record, from
The last time transfinite record start consult, press switching consult button 7 consult successively before the record that transfinites, while can also pass through
Wireless receiver is connected with the communication module of residual current detection positioner so as to receive the leakage current or electric current of measurement in real time
To be analyzed, the use of residual current detection positioner is completed.
Claims (5)
1. a kind of residual current detection positioner, including square casing and circuit board, the front of square casing is provided with operating surface
Plate, circuit board include residual current transformer, signal processing module, A/D modular converters, electric energy metering module, single-chip microcomputer process
Module, LCD display module, key-press module, communication module, power module, it is characterised in that the square casing upper end is provided with U-shaped
Fixed mount and the left clamp handle in symmetrical triangle and right clamp handle, square casing lower end is provided with connecting pole, is arranged with connecting pole
Two fixed pin shafts in mating connection with insulating telescopic bar, the U-shaped fixed mount lower end are connected with the upper end of square casing,
One jiao of the left clamp handle and right clamp handle is sold axle and is hinged with U-shaped fixed mount two-arm, and another angle is inconsistent, sets on the bearing pin
There are the interior angle and exterior angle that make the torsion spring of left clamp handle and right clamp handle closure, left clamp handle and right clamp handle to be less than 180 degree.
2. residual current detection positioner according to claim 1, it is characterised in that：The U-shaped fixed mount is cavity,
Clamp handle drive rod is provided with cavity, the upper end of clamp handle drive rod is connected with left clamp handle or right clamp handle, one end of bottom and depression bar
Inconsistent, the other end of depression bar is connected through U-shaped fixed mount with clamp handle manual key, and depression bar is provided with spring.
3. residual current detection positioner according to claim 1, it is characterised in that：The U-shaped fixed mount be provided with
The cavity that square casing is communicated, is provided with clamp handle drive rod in cavity, the upper end of clamp handle drive rod is connected with left clamp handle or right clamp handle,
Bottom is inconsistent with one end of depression bar, and the other end of depression bar is connected through square casing with clamp handle manual key, is set on depression bar
There is spring.
4. residual current detection positioner according to claim 1, it is characterised in that：The square casing lower end is provided with
Threaded plug, one end of plug are connected with square casing lower end, and the other end of plug is connected with the one end fits of connecting pole
Connect, the other end and the insulating telescopic bar of connecting pole are connected.
5. residual current detection positioner according to claim 1, it is characterised in that：It is provided with inside the square casing
Buzzer, the circuit board are provided with the alarm module being connected with buzzer, and alarm module is provided with signal input part, the monolithic
Machine processing module is provided with alarm module outfan, and the alarm module outfan of single chip processing module is defeated with the signal of alarm module
Enter end signal electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112871.3U CN206057423U (en) | 2016-10-11 | 2016-10-11 | Residual current detection positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112871.3U CN206057423U (en) | 2016-10-11 | 2016-10-11 | Residual current detection positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206057423U true CN206057423U (en) | 2017-03-29 |
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ID=58363983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621112871.3U Expired - Fee Related CN206057423U (en) | 2016-10-11 | 2016-10-11 | Residual current detection positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206057423U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342874A (en) * | 2018-09-07 | 2019-02-15 | 国网浙江慈溪市供电有限公司 | Residual current detection positioning device |
| CN109638714A (en) * | 2018-09-07 | 2019-04-16 | 国网浙江慈溪市供电有限公司 | With the matching used connector sleeve component of residual current detection positioning device |
| CN110470344A (en) * | 2019-09-08 | 2019-11-19 | 四川省农业科学院蚕业研究所 | A kind of numeric type Hygrothermograph of the silkworm with warning function |
| CN112611945A (en) * | 2020-11-30 | 2021-04-06 | 贵州电网有限责任公司 | Distribution network pin insulator detection device and detection method |
-
2016
- 2016-10-11 CN CN201621112871.3U patent/CN206057423U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342874A (en) * | 2018-09-07 | 2019-02-15 | 国网浙江慈溪市供电有限公司 | Residual current detection positioning device |
| CN109638714A (en) * | 2018-09-07 | 2019-04-16 | 国网浙江慈溪市供电有限公司 | With the matching used connector sleeve component of residual current detection positioning device |
| CN110470344A (en) * | 2019-09-08 | 2019-11-19 | 四川省农业科学院蚕业研究所 | A kind of numeric type Hygrothermograph of the silkworm with warning function |
| CN112611945A (en) * | 2020-11-30 | 2021-04-06 | 贵州电网有限责任公司 | Distribution network pin insulator detection device and detection method |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170329 Termination date: 20171011 |