CN107765192A - A kind of monitoring device for the voltage x current for being applicable power supply - Google Patents
A kind of monitoring device for the voltage x current for being applicable power supply Download PDFInfo
- Publication number
- CN107765192A CN107765192A CN201710897008.6A CN201710897008A CN107765192A CN 107765192 A CN107765192 A CN 107765192A CN 201710897008 A CN201710897008 A CN 201710897008A CN 107765192 A CN107765192 A CN 107765192A
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- China
- Prior art keywords
- voltage
- box body
- power supply
- current
- display screen
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- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16528—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention discloses a kind of electric protective device, more particularly to a kind of monitoring device for the voltage x current for being applicable power supply, the invention discloses a kind of electric protective device, more particularly to a kind of monitoring device for the voltage x current for being applicable power supply, including box body, voltage display screen, electric current display screen, bulb, alarm, control module, input port, delivery outlet, the voltage display screen is arranged on the front outside of box body, electric current display screen is arranged on the front outside of box body, bulb is arranged on the outside of the top surface of box body, alarm is arranged on the outside of the top surface of box body, input and delivery outlet are disposed adjacent on the outside of the side of box body, control module is arranged on the inside of box body, when the voltage and current of power supply is excessive, remind in time, prompting is obvious, heat dissipation ventilation performance is good, temperature can effectively be controlled, Current Voltage shows accurate obvious.
Description
Technical field
The present invention relates to a kind of electric protective device, and in particular to a kind of monitoring device for the voltage x current for being applicable power supply.
Background technology
With the popularization of electric power and the progress of power technology, power supply has been widely used, and power supply is in circuit
Core with dynamic load, without power supply just without such miscellaneous electronic equipment, provide that power supply must according to the production of power supply
There need be protection circuit, any electronic equipment has a common circuit-power circuit, main road supercomputer, and small arrive is tucked inside the sleeve
Precious computer, all electronics are standby all must could normal work under the support of power circuit.These certain power circuits
Pattern, complexity vary.The inherently a set of complicated power-supply system of the power circuit of supercomputer is in power supply
All designs be all by may fail, in order to ensure the service life of the security of electricity consumption and power supply, it is necessary to power supply
Protection device is studied, and for power supply under high-power and heavy load, the output voltage electric current of power supply becomes big, can be easy to power supply
Expendable damage is caused, although prior art is protected and monitored to power supply, when Current Voltage is excessive
Wait, prompt not obvious enough, it is impossible to which recognizing quickly there is a problem.
The content of the invention
Present invention aims at a kind of monitoring device for the voltage x current for being applicable power supply is provided, solve Current Voltage it is excessive when
The problem of can not reminding in time.
The present invention is achieved through the following technical solutions：
A kind of monitoring device for the voltage x current for being applicable power supply, including box body, voltage display screen, electric current display screen, bulb,
Alarm, control module, input port, delivery outlet, the voltage display screen are arranged on the front outside of box body, and electric current display screen is set
Put on the outside of the front of box body, bulb is arranged on the outside of the top surface of box body, and alarm is arranged on the outside of the top surface of box body, input port
It is disposed adjacent with delivery outlet on the outside of the side of box body, control module is arranged on the inside of box body；The control module includes electricity
Flow table, voltmeter, triode, the input port of the input connection box body of ammeter, the base of ammeter output end connecting triode
Pole, the input port of the input connection box body of voltmeter, the output end connection ammeter output end of voltmeter, bulb are connected to three
Between the emitter and collector of pole pipe, alarm is in parallel with bulb；The voltmeter connects voltage display screen, ammeter connection
Electric current display screen；By the saturation voltage of triode, control circuit is cut-off, and during overtension, triode saturation, circuit is led
Logical, bulb is shinny, and alarm sends alarm, solves the problems, such as to remind in time when Current Voltage is excessive in conventional art.
Further, a kind of monitoring device for the voltage x current for being applicable power supply, in addition to heat abstractor, the heat abstractor
It is arranged on the outside of the side of box body, discharges the air of tray interior, protection device.
Further, a kind of monitoring device for the voltage x current for being applicable power supply, in addition to temperature sensor, the temperature pass
Sensor is arranged in box body, and temperature sensor is connected to alarm, and the temperature in box body is monitored, and is sent out when temperature is too high
Go out alarm, protection device.
Further, the triode is managed using A1494BCE models NPN, the saturation voltage and electric current of the model triode
It is larger, the requirement of coincident circuit.
Further, the range of the ammeter is 0A~100A, is ensured when source current is excessive or too small
It can show.
Further, the range of the voltmeter is 0V~500V, is ensured when supply voltage is excessive or too small
It can show.
Further, the voltage display screen and electric current display screen are digital display screen, and digital display screen shows clear straight
See, be easy to read.
The present invention compared with prior art, has the following advantages and advantages：
1st, a kind of monitoring device for the voltage x current for being applicable power supply of the present invention, when the voltage and current of power supply is excessive, and
When remind, prompt obvious；
2nd, a kind of monitoring device for the voltage x current for being applicable power supply of the present invention, heat dissipation ventilation performance is good, can be effectively protected
Oneself device；
3rd, a kind of monitoring device for the voltage x current for being applicable power supply of the present invention, Current Voltage show accurate obvious.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the circuit diagram of the present invention.
Mark and corresponding parts title in accompanying drawing：
1- box bodys, 2- voltage display screens, 3- electric current display screens, 4- bulbs, 5- alarms, 6- control modules, 7- input ports,
8- delivery outlets, 9- heat abstractors.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in figure 1, a kind of monitoring device for the voltage x current for being applicable power supply of the present invention, a kind of voltage electricity for being applicable power supply
The monitoring device of stream, it is characterised in that including box body 1, voltage display screen 2, electric current display screen 3, bulb 4, alarm 5, control
Module 6, input port 7, delivery outlet 8, the voltage display screen 2 are arranged on the front outside of box body 1, and electric current display screen 3 is arranged on
The front outside of box body 1, bulb 4 are arranged on the outside of the top surface of box body 1, and alarm 5 is arranged on the outside of the top surface of box body 1, input
Mouth 7 and delivery outlet 8 are disposed adjacent on the outside of the side of box body, and control module 6 is arranged on the inside of box body；The control module 6
Including ammeter, voltmeter, triode, the input 7 of the input connection box body 1 of ammeter, ammeter output end connection three
The base stage of pole pipe, the input port of the input connection box body 1 of voltmeter, the output end connection ammeter output end of voltmeter, lamp
Bubble 4 is connected between the collector and emitter of triode, and alarm 5 is connected with the emitter stage of bulb parallel connection triode；It is described
Voltmeter connection voltage display screen 2, ammeter connection electric current display screen 3, including heat abstractor 9, the heat abstractor 9 are arranged on
On the outside of the side of box body 1, the heat abstractor 9 in the present apparatus is air exhauster, and triode is managed using A1494BCE models NPN, electric current
The range of table is 0A~100A, and the range of voltmeter is 0V~500V, and voltage display screen 2 and electric current display screen 3 are numerical monitor
Screen, box body is connected in parallel on to the both ends of power supply, when current and voltage of power supply does not have excessive, triode ends, and circuit breaks in the present apparatus
Open, bulb 4 does not work, and alarm 5 is reactionless, the electric current and voltage of voltage display screen 2 and the display power supply of electric current display screen 3, sets
The saturation voltage of triode is critical point, and supply voltage is as excessive more than this saturation voltage, then is somebody's turn to do, works as current and voltage of power supply
When excessive, the saturation voltage of triode, circuit communication are reached, bulb 4 brightens, and alarm 5 sends alarm, voltage display tube 2
Show voltage electricity now with electric current display tube 3, prompt Current Voltage now in abrasion power supply, it should power-off or
Other processing are done, after it have detected one end time using this device, heat abstractor can shed the heat sent inside box body 1,
Carry out the circulation of air.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (7)
- A kind of 1. monitoring device for the voltage x current for being applicable power supply, it is characterised in that including box body (1), voltage display screen (2), Electric current display screen (3), bulb (4), alarm (5), control module (6), input port (7), delivery outlet (8), the voltage are shown Screen (2) is arranged on the front outside of box body (1), and electric current display screen (3) is arranged on the front outside of box body (1), and bulb (4) is set On the outside of the top surface of box body (1), alarm (5) is arranged on the outside of the top surface of box body (1), and input port (7) and delivery outlet (8) are adjacent It is arranged on the outside of the side of box body, control module (6) is arranged on the inside of box body；The control module (6) includes ammeter, voltmeter, triode, the input port of the input connection box body (1) of ammeter (7), the base stage of ammeter output end connecting triode, the input of voltmeter are connected to the input port (7) of box body (1), voltage The output end connection of table and the base stage of triode, bulb (4) are connected between the emitter and collector of triode, alarm (5) it is in parallel with bulb (4)；The voltmeter connection voltage display screen (2), ammeter connection electric current display screen (3).
- 2. the monitoring device of a kind of voltage x current for being applicable power supply according to claim 1, it is characterised in that also include dissipating Thermal (9), the heat abstractor (9) are arranged on the outside of the side of box body (1).
- 3. the monitoring device of a kind of voltage x current for being applicable power supply according to claim 1, it is characterised in that also include temperature Sensor is spent, the temperature sensor is arranged in box body (1), and temperature sensor is connected to alarm (5).
- A kind of 4. monitoring device of voltage x current for being applicable power supply according to claim 1, it is characterised in that three pole Pipe is managed using A1494BCE models NPN.
- A kind of 5. monitoring device of voltage x current for being applicable power supply according to claim 1, it is characterised in that the electric current The range of table is 0A~100A.
- A kind of 6. monitoring device of voltage x current for being applicable power supply according to claim 1, it is characterised in that the voltage The range of table is 0V~500V.
- A kind of 7. monitoring device of voltage x current for being applicable power supply according to claim 1, it is characterised in that the voltage Display screen (2) and electric current display screen (3) are digital display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710897008.6A CN107765192A (en) | 2017-09-28 | 2017-09-28 | A kind of monitoring device for the voltage x current for being applicable power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710897008.6A CN107765192A (en) | 2017-09-28 | 2017-09-28 | A kind of monitoring device for the voltage x current for being applicable power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107765192A true CN107765192A (en) | 2018-03-06 |
Family
ID=61267385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710897008.6A Pending CN107765192A (en) | 2017-09-28 | 2017-09-28 | A kind of monitoring device for the voltage x current for being applicable power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107765192A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279371A (en) * | 2018-03-15 | 2018-07-13 | 芜湖超源力工业设计有限公司 | A kind of circuit alarm device of industrial automation |
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|---|---|---|---|---|
| CN2336366Y (en) * | 1998-06-18 | 1999-09-01 | 卢国庆 | Three color indicating device for voltage of power supply |
| CN102023285A (en) * | 2009-09-16 | 2011-04-20 | 深圳Tcl新技术有限公司 | Undervoltage detection circuit of power supply |
| CN202340033U (en) * | 2011-12-07 | 2012-07-18 | 山东科技大学 | Current overload alarm socket |
| CN203054142U (en) * | 2012-09-11 | 2013-07-10 | 绵阳华瑞汽车有限公司 | Alarm circuit |
| CN203324366U (en) * | 2013-05-27 | 2013-12-04 | 比亚迪股份有限公司 | Power supply voltage detection circuit |
| CN203911139U (en) * | 2013-12-23 | 2014-10-29 | 山东科技大学 | Novel power strip |
| CN204407859U (en) * | 2015-03-11 | 2015-06-17 | 国家电网公司 | A kind of overvoltage overload circuit protector |
| CN204833041U (en) * | 2015-08-10 | 2015-12-02 | 重庆宁来科贸有限公司 | Three -terminal steady voltage source can be monitored to wide region |
| CN205722775U (en) * | 2016-04-27 | 2016-11-23 | 王兴 | A kind of current stabilization siren based on audion principle |
| CN106353568A (en) * | 2016-11-04 | 2017-01-25 | 广东顺德弘力达电器科技有限公司 | Domestic multifunctional intelligent distribution box |
| CN207232243U (en) * | 2017-09-28 | 2018-04-13 | 成都隆航科技有限公司 | Protective device for the voltage and current of power supply |
-
2017
- 2017-09-28 CN CN201710897008.6A patent/CN107765192A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2336366Y (en) * | 1998-06-18 | 1999-09-01 | 卢国庆 | Three color indicating device for voltage of power supply |
| CN102023285A (en) * | 2009-09-16 | 2011-04-20 | 深圳Tcl新技术有限公司 | Undervoltage detection circuit of power supply |
| CN202340033U (en) * | 2011-12-07 | 2012-07-18 | 山东科技大学 | Current overload alarm socket |
| CN203054142U (en) * | 2012-09-11 | 2013-07-10 | 绵阳华瑞汽车有限公司 | Alarm circuit |
| CN203324366U (en) * | 2013-05-27 | 2013-12-04 | 比亚迪股份有限公司 | Power supply voltage detection circuit |
| CN203911139U (en) * | 2013-12-23 | 2014-10-29 | 山东科技大学 | Novel power strip |
| CN204407859U (en) * | 2015-03-11 | 2015-06-17 | 国家电网公司 | A kind of overvoltage overload circuit protector |
| CN204833041U (en) * | 2015-08-10 | 2015-12-02 | 重庆宁来科贸有限公司 | Three -terminal steady voltage source can be monitored to wide region |
| CN205722775U (en) * | 2016-04-27 | 2016-11-23 | 王兴 | A kind of current stabilization siren based on audion principle |
| CN106353568A (en) * | 2016-11-04 | 2017-01-25 | 广东顺德弘力达电器科技有限公司 | Domestic multifunctional intelligent distribution box |
| CN207232243U (en) * | 2017-09-28 | 2018-04-13 | 成都隆航科技有限公司 | Protective device for the voltage and current of power supply |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279371A (en) * | 2018-03-15 | 2018-07-13 | 芜湖超源力工业设计有限公司 | A kind of circuit alarm device of industrial automation |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |