CN207301166U - A kind of Three phase high-voltage power voltage detection device - Google Patents
A kind of Three phase high-voltage power voltage detection device Download PDFInfo
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- CN207301166U CN207301166U CN201721416099.9U CN201721416099U CN207301166U CN 207301166 U CN207301166 U CN 207301166U CN 201721416099 U CN201721416099 U CN 201721416099U CN 207301166 U CN207301166 U CN 207301166U
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- placing groove
- binding post
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- voltage
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Abstract
The utility model discloses a kind of Three phase high-voltage power voltage detection device, including detecting box, the top exterior walls of the detection box offer the first placing groove, and first the bottom interior wall of placing groove be connected through the hinge and have the first binding post, top exterior walls of the detection box close to the first placing groove side offer the second placing groove, and second the bottom interior wall of placing groove be connected through the hinge and have the second binding post, the surrounding outer wall of first binding post and the second binding post is socketed with connecting line, and the other end of connecting line is fixed with connector by screw, one side outer wall of the detection box is connected through the hinge and has dustproof cover.The utility model can be shown the voltage value of detection by display screen, testing result is clear, easy to obtain, detection error is smaller, testing result relatively actual value, easy to operate, with good dust-proof effect, the service life of device is significantly increased, easy to carry with, there is warning function.
Description
Technical field
It the utility model is related to voltage check device technical field, more particularly to a kind of inspection of Three phase high-voltage power voltage
Survey device.
Background technology
Voltage, also referred to as electrical potential difference or potential difference, be unit of measurement electric charge in electrostatic field due to produced by potential difference
Energy difference physical quantity, its size is equal to unit positive charge and from A points is moved to B point work done because being acted on by electric field force, electric
The direction of pressure is defined as being directed toward the direction of low potential from high potential, and the international unit of voltage is made as volt, and common unit also has
Millivolt, microvolt, kilovolt etc., this concept are similar to " hydraulic pressure " caused by water level height, it should be pointed out that " voltage " word one
As be served only among circuit, " electrical potential difference " and " potential difference " is then widely used among all electrical phenomenas, with power industry
High speed development, three-phase high-voltage power supply are widely used in a variety of applications, and three-phase high-voltage power supply generally requires to detect it when in use
Whether the size and voltage of both end voltage numerical value can stablize output, and traditional detection method is examined using voltmeter
Survey, existing voltage check device error in reading is larger, and the situation for be easy to causeing read untrue occurs, and dust-proof effect is poor, no
With warning function, it is clear that can not meet the use demand of people.
The content of the invention
The purpose of this utility model is to solve shortcoming existing in the prior art, and a kind of Three phase proposed is high
Voltage source voltage check device.
To achieve these goals, the utility model employs following technical solution：A kind of Three phase high voltage power supply electricity
Detection device, including detection box are pressed, the top exterior walls of the detection box offer the first placing groove, and the bottom of the first placing groove
Inner wall, which is connected through the hinge, the first binding post, and top exterior walls of the detection box close to the first placing groove side offer second
Placing groove, and the bottom interior wall of the second placing groove is connected through the hinge the second binding post, first binding post connects with second
The surrounding outer wall of terminal is socketed with connecting line, and the other end of connecting line is fixed with connector, the detection box by screw
One side outer wall be connected through the hinge and have dustproof cover, and one side outer wall of the close detection box of dustproof cover offers mounting groove, institute
The inner wall for stating mounting groove is embedded with display screen, and the inner wall of the detection box is fixed with horizontally disposed circuit board by screw, and
The top exterior walls welding of circuit board has a/d converter, and top exterior walls welding of the circuit board close to a/d converter side has voltage
Mutual inductance circuit box, and circuit board has microcontroller close to the top exterior walls welding of a/d converter opposite side.
Preferably, the another side outer wall of the detection box is fixed with the first in command by screw, and outside the top of dustproof cover
Wall is fixed with the second in command by screw.
Preferably, one side outer wall of the dustproof cover away from detection box is fixed with loudspeaker by screw, and loudspeaker and
Display screen is connected with switch by conducting wire, and switch is connected with microcontroller, the model AT89C51 of microcontroller.
Preferably, the output terminal of first binding post is connected by conducting wire with the input terminal of mutual induction of voltage circuit box,
And the output terminal of mutual induction of voltage circuit box is connected by conducting wire with the second binding post input terminal.
Preferably, the output terminal of the mutual induction of voltage circuit box is connected by signal wire and the input terminal of a/d converter, and
The output terminal of a/d converter is connected by the input terminal of signal wire and microcontroller.
Preferably, the size of first binding post is adapted with the size of the first placing groove, and the second binding post is big
The small size with the second placing groove is adapted, and the specification of the specification of the first placing groove and the second placing groove is adapted.
The beneficial effects of the utility model are：
1. the voltage value of detection can be shown that testing result is clear by whole voltage check device by display screen
Understand, easy to obtain, detection error is smaller, and testing result relatively actual value, easy to operate, overall utility is higher.
2. whole voltage check device has good dust-proof effect, the service life of device is significantly increased, passes through
Leader and the second in command add device portability, easy to carry with, in addition, having warning function, remind testing staff
The spread of voltage of both ends of power, replaces power supply in time.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of Three phase high-voltage power voltage detection device overall structure it is three-dimensional
Figure；
Fig. 2 be the utility model proposes a kind of Three phase high-voltage power voltage detection device overall structure side view
Figure.
In figure：It is 1 first binding post, 2 first in command, 3 detection boxes, 4 connectors, 5 connecting lines, 6 second binding posts, 7 dust-proof
Lid, 8 display screens, 9 second in command, 10 first placing grooves, 11 circuit boards, 12 mutual induction of voltage circuit box, 13 a/d converters, 14 lists
Piece machine, 15 loudspeakers.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
With reference to Fig. 1-2, a kind of Three phase high-voltage power voltage detection device, including detection box 3, the top of detection box 3
Outer wall offers the first placing groove 10, and the bottom interior wall of the first placing groove 10 is connected through the hinge the first binding post 1, detects
Top exterior walls of the box 3 close to 10 side of the first placing groove offer the second placing groove, and the bottom interior wall of the second placing groove passes through
Hinge connection has the second binding post 6, and the surrounding outer wall of the first binding post 1 and the second binding post 6 is socketed with connecting line 5, and even
The other end of wiring 5 is fixed with connector 4 by screw, and one side outer wall of detection box 3 is connected through the hinge and has dustproof cover 7, and
One side outer wall of the close detection box 3 of dustproof cover 7 offers mounting groove, and the inner wall of mounting groove is embedded with display screen 8, detects box 3
Inner wall horizontally disposed circuit board 11 is fixed with by screw, and the top exterior walls welding of circuit board 11 has a/d converter 13,
Top exterior walls welding of the circuit board 11 close to 13 side of a/d converter has mutual induction of voltage circuit box 12, and circuit board 11 turns close to AD
The top exterior walls welding of 13 opposite side of parallel operation has microcontroller 14.
In the utility model, the another side outer wall of detection box 3 is fixed with the first in command 2, and the top of dustproof cover 7 by screw
Portion's outer wall is fixed with the second in command 9 by screw, and one side outer wall of the dustproof cover 7 away from detection box 3 is fixed with by screw raises one's voice
Device 15, and loudspeaker 15 and display screen 8 are connected with switch by conducting wire, switch is connected with microcontroller 14, microcontroller 14
Model AT89C51, the output terminal of the first binding post 1 are connected by conducting wire with the input terminal of mutual induction of voltage circuit box 12, and
The output terminal of mutual induction of voltage circuit box 12 is connected by conducting wire with 6 input terminal of the second binding post, mutual induction of voltage circuit box 12
Output terminal is connected by signal wire with the input terminal of a/d converter 13, and the output terminal of a/d converter 13 passes through signal wire and monolithic
The input terminal connection of machine 14, the size of the first binding post 1 are adapted with the size of the first placing groove 10, and the second binding post 6
Size is adapted with the size of the second placing groove, and the specification of the first placing groove 10 and the specification of the second placing groove are adapted.
Operation principle：In use, two connectors 4 are connected with the positive and negative anodes of power supply respectively, mutual induction of voltage circuit box
The voltage signal of input is converted to analog signal by 12, and then mutual induction of voltage circuit box 12 sends analog signal to a/d converter
13, which are converted into digital signal, sends microcontroller 14 to, after the processing of microcontroller 14, is carried out the result of detection by display screen 8
It has been shown that, when the voltage value detected is unstable, loudspeaker 15 can then send alarm, after detection, by the first binding post 1
90 degree are rotated respectively with the second binding post 6 in the first placing groove 10 and the second placing groove, closes dustproof cover 7,2 He of the first in command
The second in command 9 overlaps and is carried.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of Three phase high-voltage power voltage detection device, including detection box（3）, it is characterised in that the detection box（3）
Top exterior walls offer the first placing groove（10）, and the first placing groove（10）Bottom interior wall be connected through the hinge and first connect
Terminal（1）, the detection box（3）Close to the first placing groove（10）The top exterior walls of side offer the second placing groove, and second
The bottom interior wall of placing groove, which is connected through the hinge, the second binding post（6）, first binding post（1）With the second binding post（6）
Surrounding outer wall be socketed with connecting line（5）, and connecting line（5）The other end connector is fixed with by screw（4）, the inspection
Survey box（3）One side outer wall be connected through the hinge and have dustproof cover（7）, and dustproof cover（7）Close detection box（3）One side outer wall
Mounting groove is offered, the inner wall of the mounting groove is embedded with display screen（8）, the detection box（3）Inner wall fixed by screw
There is horizontally disposed circuit board（11）, and circuit board（11）Top exterior walls welding have a/d converter（13）, the circuit board
（11）Close to a/d converter（13）The top exterior walls welding of side has mutual induction of voltage circuit box（12）, and circuit board（11）Close to AD
Converter（13）The top exterior walls welding of opposite side has microcontroller（14）.
A kind of 2. Three phase high-voltage power voltage detection device according to claim 1, it is characterised in that the detection
Box（3）Another side outer wall the first in command is fixed with by screw（2）, and dustproof cover（7）Top exterior walls fixed by screw
There is the second in command（9）.
3. a kind of Three phase high-voltage power voltage detection device according to claim 1, it is characterised in that described dust-proof
Lid（7）Away from detection box（3）One side outer wall loudspeaker is fixed with by screw（15）, and loudspeaker（15）And display screen（8）
Switch, switch and microcontroller are connected with by conducting wire（14）It is connected, microcontroller（14）Model AT89C51.
4. a kind of Three phase high-voltage power voltage detection device according to claim 1, it is characterised in that described first
Binding post（1）Output terminal pass through conducting wire and mutual induction of voltage circuit box（12）Input terminal be connected, and mutual induction of voltage circuit box
（12）Output terminal pass through conducting wire and the second binding post（6）Input terminal is connected.
A kind of 5. Three phase high-voltage power voltage detection device according to claim 1, it is characterised in that the voltage
Mutual inductance circuit box（12）Output terminal pass through signal wire and a/d converter（13）Input terminal connection, and a/d converter（13）It is defeated
Outlet passes through signal wire and microcontroller（14）Input terminal connection.
6. a kind of Three phase high-voltage power voltage detection device according to claim 1, it is characterised in that described first
Binding post（1）Size and the first placing groove（10）Size be adapted, and the second binding post（6）Size and the second placing groove
Size be adapted, the first placing groove（10）Specification and the specification of the second placing groove be adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721416099.9U CN207301166U (en) | 2017-10-31 | 2017-10-31 | A kind of Three phase high-voltage power voltage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721416099.9U CN207301166U (en) | 2017-10-31 | 2017-10-31 | A kind of Three phase high-voltage power voltage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN207301166U true CN207301166U (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721416099.9U Active CN207301166U (en) | 2017-10-31 | 2017-10-31 | A kind of Three phase high-voltage power voltage detection device |
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| CN (1) | CN207301166U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918970A (en) * | 2018-09-10 | 2018-11-30 | 江苏创科电气有限公司 | It is a kind of for detecting the megger of trolley insulation values |
-
2017
- 2017-10-31 CN CN201721416099.9U patent/CN207301166U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918970A (en) * | 2018-09-10 | 2018-11-30 | 江苏创科电气有限公司 | It is a kind of for detecting the megger of trolley insulation values |
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