CN207318622U - A kind of easy direct current on-line detector - Google Patents
A kind of easy direct current on-line detector Download PDFInfo
- Publication number
- CN207318622U CN207318622U CN201721464615.5U CN201721464615U CN207318622U CN 207318622 U CN207318622 U CN 207318622U CN 201721464615 U CN201721464615 U CN 201721464615U CN 207318622 U CN207318622 U CN 207318622U
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- CN
- China
- Prior art keywords
- babinet
- liquid crystal
- direct current
- crystal display
- atmage16
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
It the utility model is related to technical field of electrical equipment, in particular a kind of easy direct current on-line detector, including babinet, handle is installed with the top of babinet, liquid crystal display is embedded with the outer wall of babinet, the side of liquid crystal display is provided with alarm, liquid crystal display includes the first display screen and second display screen, the exterior bottom of babinet is provided with wire casing, main detection line jack and secondary detection line jack are provided with wire casing, box house is provided with detection plate, change-over switch is provided with detection plate, detection switch is embedded on the tank wall of babinet and extends on the outside of tank wall.The side of the utility model babinet is provided with wire casing, for placing detection line, monnolithic case simplicity generosity；Casing top is equipped with handle, more convenient to use；Liquid crystal display shuangping san by software design patterns, can show generating positive and negative voltage and resistance respectively with the right and left, and more intuitively, change-over switch can easily switch the data to be detected between voltage and resistance, and it is convenient to check.
Description
Technical field
Technical field of electrical equipment is the utility model is related to, is specially a kind of easy direct current on-line detector.
Background technology
DC high-power power supply is widely used to communication machine room, communication base station and electricity substation.DC high-power electricity
After the long-term carry load work in source, because of reasons such as aging of protective coating, the insulation resistance between positive and negative terminal and the earth can be caused to diminish, will be direct
Threaten the safety of whole computer room.Particularly moist summer, insulation resistance reduce particularly evident therefore electric to DC high-power
The straight-flow systems such as source are equipped with straight-flow system insulation tester, i.e., detect insulation resistance in due course.
Chinese utility model patent application CN201420542965.9 discloses a kind of high certainty of measurement and can show automatically
And the straight-flow system insulation tester of alarm, equipped with microcontroller (1), the detection of straight-flow system total voltage is connected to microcontroller (1)
Circuit (2) and straight-flow system bear voltage-to-ground detection circuit (3)；Inclined resistance (5) is drawn equipped with the inclined resistance of positive layback (4) and negative side,
The positive inclined resistance of layback (4) and negative side draw inclined resistance (5) by drawing inclined execution circuit (6) to detect electricity with straight-flow system total voltage respectively
Road (2) and straight-flow system bear voltage-to-ground detection circuit (3) and connect；The output of microcontroller (1) also respectively with display circuit (7) and
Alarm execution circuit (8) connect, alarm execution circuit (8) connect with warning circuit (9), but the DC detecting instrument in use,
Service personnel needs to be measured with positive and negative test pencil respectively, is inconvenient to check data sometimes, is brought to service work very much
Inconvenience, so still there is improved space.A kind of in consideration of it, it is proposed that easy direct current on-line detector.
Utility model content
The purpose of this utility model is to provide a kind of easy direct current on-line detector, to solve in above-mentioned background technology
The problem of proposition is inconvenient to check data, many inconvenience is brought to service work.
To achieve the above object, the utility model provides following technical solution：
A kind of easy direct current on-line detector, including babinet, are installed with handle, the case at the top of the babinet
Liquid crystal display is embedded with the outer wall of body, the side of the liquid crystal display is provided with alarm, the liquid crystal display bag
The first display screen and second display screen are included, the exterior bottom of the babinet is provided with wire casing, and the box house is provided with detection
Plate, is provided with change-over switch in the detection plate, the change-over switch is embedded on the tank wall of the babinet and extends to tank wall
Outside.
Preferably, ATMAGE16 microcontrollers are provided with the detection plate, the ATMAGE16 single-chip microcomputer outputs pass through
Control circuit is connected with liquid crystal display.
Preferably, first display screen and second display screen use LCD1602 liquid crystal displays.
Preferably, the control circuit includes 1602 liquid crystal registers, and the pin 3 on 1602 liquid crystal registers passes through
10K potentiometers R1 is grounded, and pin 15 connects power supply by 1K resistance R2, and data-/ command selection end RS and ATMAGE16 microcontrollers are defeated
Outgoing interface is electrically connected, and Enable Pin EN is electrically connected with ATMAGE16 microcontroller output interfaces.
Preferably, the output terminal of the ATMAGE1 microcontrollers connects the alarm.
Preferably, one end of the alarm is connected with the VCC ends of the ATMAGE16 microcontrollers, the other end with it is described
S8050 transistor outputs connect.
Compared with prior art, the beneficial effects of the utility model are：This easy direct current on-line detector by babinet, turn
Switch, liquid crystal display, detection plate and detection line composition, detection plate is changed to be installed under liquid crystal display and change-over switch
Side, is attached, there is a special wire casing in the side of babinet, whole for placing detection line by lead terminal and detection line
External shape simplicity generosity；Casing top is equipped with handle, more convenient to use；Liquid crystal display double screen by software design patterns
It has been shown that, can show generating positive and negative voltage and resistance respectively, more intuitively with the right and left.Change-over switch can be easily in voltage and electricity
Switch the data to be detected between resistance.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is the circuit diagram of the utility model alarm；
Fig. 3 is the utility model control circuit schematic diagram；
In figure：1st, babinet；2nd, handle；3rd, liquid crystal display；31st, the first display screen；32nd, second display screen；4th, wire casing；5、
Detection plate；6th, change-over switch；7th, alarm；8th, microcontroller；9th, control circuit.
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.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of easy direct current on-line detector, including babinet 1, the top of babinet 1 are installed with handle 2, babinet 1
Liquid crystal display 3 is embedded with outer wall, the side of liquid crystal display 3 is provided with alarm 7, and it is aobvious that liquid crystal display 3 includes first
Display screen 31 and second display screen 32, the exterior bottom of babinet 1 are provided with wire casing 4, and babinet 1 is internally provided with detection plate 5, detection plate
Change-over switch 6 is provided with 5, change-over switch 6 is embedded on the tank wall of babinet 1 and extends on the outside of tank wall, and detection plate 5 is installed on
Inside babinet 1 and the lower section of liquid crystal display 3 and change-over switch 6 is arranged at, is attached by lead terminal and detection line, case
There is a special wire casing 4 in the side of body 1, and for placing detection line, monnolithic case simplicity generosity, babinet 1 is using high intensity
Acryl plates, reduce overall weight, and top is equipped with handle 2, and more convenient to use, liquid crystal display 3 is set by software
Shuangping san is put, the first display screen 31 and second display screen 32 can show generating positive and negative voltage and resistance respectively, more intuitively.
ATMAGE16 microcontrollers 8 are provided with detection plate 5,8 output terminal of ATMAGE16 microcontrollers is connected by control circuit 9
There is liquid crystal display 3.First display screen 31 and second display screen 32 use LCD1602 liquid crystal displays；Control circuit 9 includes
1602 liquid crystal registers, and the pin 3 on 1602 liquid crystal registers is grounded by 10K potentiometers R1, pin 15 passes through 1K resistance
R2 connects power supply, and data-/ command selection end RS is electrically connected with 8 output interface of ATMAGE16 pieces machine, and Enable Pin EN and ATMAGE16 is mono-
8 output interface of piece machine is electrically connected.ATMAGE16 microcontrollers 8 output terminal connection alarm 7, one end of alarm 7 with
The VCC ends connection of ATMAGE16 microcontrollers 8, the other end are connected with S8050 transistor outputs, are out of order if detection plate 5 checks,
Alarm 7 is alarmed.
Detection plate 5 measures earth fault, when a failure occurs, signal is passed to ATMAGE16 microcontrollers 8, ATMAGE16
After microcontroller 8 carries out data processing to testing result, read by the first display screen 31 and the display of second display screen 32, at the same time
The external alarm 7 of ATMAGE16 microcontrollers 8 is alarmed, and change-over switch 6 can easily switch between voltage and resistance to be detected
Data, during easy to live single detection DC system earth fault, fast and easily measure positive and negative busbar voltage-to-ground and
Resistance, the utility model are mainly used in transformer station direct current system in earth fault service work, when substation is grounded
When alarm or insulation reduce, service personnel can carry the measurement earth fault of this instrument more convenient and quicker.The utility model is double
Shield display, one man operation, easy to carry, easy to operate.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
On the premise of, the utility model also has various changes and modifications, these changes and improvements both fall within this claimed practicality
In new scope.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
- A kind of 1. easy direct current on-line detector, it is characterised in that：Including babinet (1), peace is fixed at the top of the babinet (1) Equipped with handle (2), liquid crystal display (3), the side peace of the liquid crystal display (3) are embedded with the outer wall of the babinet (1) Alarm operating device (7), the liquid crystal display (3) include the first display screen (31) and second display screen (32), the babinet (1) Exterior bottom be provided with wire casing (4), the babinet (1) is internally provided with detection plate (5), is provided with the detection plate (5) Change-over switch (6), the change-over switch (6) are embedded on the tank wall of the babinet (1) and extend on the outside of tank wall.
- 2. easy direct current on-line detector according to claim 1, it is characterised in that：Set in the detection plate (5) There are ATMAGE16 microcontrollers (8), ATMAGE16 microcontrollers (8) output terminal is connected with liquid crystal display by control circuit (9) Device (3).
- 3. easy direct current on-line detector according to claim 1, it is characterised in that：First display screen (31) and Second display screen (32) uses LCD1602 liquid crystal displays.
- 4. easy direct current on-line detector according to claim 2, it is characterised in that：The control circuit (9) includes 1602 liquid crystal registers, and the pin 3 on 1602 liquid crystal registers is grounded by 10K potentiometers R1, pin 15 passes through 1K resistance R2 connects power supply, and data-/ command selection end RS is electrically connected with ATMAGE16 microcontrollers (8) output interface, Enable Pin EN and ATMAGE16 microcontrollers (8) output interface is electrically connected.
- 5. easy direct current on-line detector according to claim 2, it is characterised in that：The ATMAGE16 microcontrollers (8) output terminal connects the alarm (7).
- 6. easy direct current on-line detector according to claim 5, it is characterised in that：One end of the alarm (7) It is connected with the VCC ends of the ATMAGE16 microcontrollers (8), the other end is connected with S8050 transistor outputs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464615.5U CN207318622U (en) | 2017-11-06 | 2017-11-06 | A kind of easy direct current on-line detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464615.5U CN207318622U (en) | 2017-11-06 | 2017-11-06 | A kind of easy direct current on-line detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318622U true CN207318622U (en) | 2018-05-04 |
Family
ID=62380032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721464615.5U Expired - Fee Related CN207318622U (en) | 2017-11-06 | 2017-11-06 | A kind of easy direct current on-line detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207318622U (en) |
-
2017
- 2017-11-06 CN CN201721464615.5U patent/CN207318622U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20181106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |