CN2444271Y - Electric source monitor - Google Patents
Electric source monitor Download PDFInfo
- Publication number
- CN2444271Y CN2444271Y CN 00243465 CN00243465U CN2444271Y CN 2444271 Y CN2444271 Y CN 2444271Y CN 00243465 CN00243465 CN 00243465 CN 00243465 U CN00243465 U CN 00243465U CN 2444271 Y CN2444271 Y CN 2444271Y
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- CN
- China
- Prior art keywords
- monitoring device
- box body
- electrical power
- power supply
- circuit substrate
- 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 - Lifetime
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Abstract
The utility model relates to an electric source monitor, which comprises an inserting box body, a circuit base board, a control circuit, and a display device. The utility model can be inserted in an extension line type power socket or a non power-down power supply; the utility model is used for measuring and calculating power utilization condition of loads of the power supply and displaying each electric parameters. The inserting box body is provided with a hollow zone, and a plurality of through holes for keys; the display device which is inserted on the circuit base board just corresponds to the hollow zone of the inserting box body, and each of the electric parameters which are measured by the control circuit is displayed on a screen. A plurality of operating keys which are arranged on the circuit base board are convexly extended out of the through holes of the keys of the inserting box body, and the operating keys are used by users.
Description
The utility model relates to a kind of electrical power monitoring device, be meant that especially a kind of setting is combined in an extended line formula supply socket or the formula power supply unit that do not cut off the power supply, to measure and to calculate the load electricity consumption situation of this power supply device and show the electrical power monitoring device of every electrical parameter.
Traditional power extending line only provides the function that a kind of power supply extends socket, and it does not have other any functions except being equipped with several sockets on this power extending line.Though be furnished with power switch on some power extending line, only be that simple control socket has power supply.Aspect Safety Design, some power extending line disposes a kind of fuse, makes provision against emergencies when the state of excess current takes place, and can reach purpose of safety.Particularly in the power extending line that this is commonly used, there is no this power extending line of any demonstration function of load state at that time.
Moreover, in commercially available computer equipment the formula power supply unit (UPS) that do not cut off the power supply that generally uses, most of at present just when the outage of contingency mains supply, the Emergency Power supply is provided merely, and the user can't fully grasp for every electrical parameter (for example magnitude of voltage, current value, power factor value etc.) of load that this UPS connects.
The purpose of this utility model promptly provides a kind of monitoring device that can monitor power status, when being attached to this device in general power extending line or the UPS, can allow the user clearly grasp the electricity consumption situation, to improve Electrical Safety.
Another purpose of the present utility model provides and a kind ofly can show the every electrical parameter of load, and these electric parameters include magnitude of voltage, current value, wattage, current power value, power factor (PF) value, frequency, kilowatt-hour value and electricity consumption time etc.
The purpose of this utility model is achieved in that in order to measure and to calculate the load electricity consumption situation of a power supply device and show the electrical power monitoring device of every electric parameter, its characteristics are: comprising: can set and be combined in an extended line formula supply socket or one of the formula power supply unit that do not cut off the power supply and set box body, be arranged at the circuit substrate in the box body, be laid on this circuit substrate in order to measure, calculate a control circuit of the every electric parameter of power supply device, and every electric parameter that control circuit detected can be presented at the display device on the display screen.
Below in conjunction with accompanying drawing the utility model and embodiment are further described:
Fig. 1 first embodiment stereographic map of the present utility model;
Fig. 2 first embodiment three-dimensional exploded view of the present utility model;
Fig. 3 the utility model is embedded stereographic map when an extended line formula power supply unit;
Fig. 4 the utility model is embedded stereographic map when does not cut off the power supply the formula power supply unit;
Fig. 5 second embodiment stereographic map of the present utility model;
Fig. 6 second embodiment three-dimensional exploded view of the present utility model;
Fig. 7 the 3rd embodiment three-dimensional exploded view of the present utility model;
Cut-open view when Fig. 8 the utility model is embedded in a power supply unit;
Fig. 9 the utility model control circuit frame diagram;
Figure 10 the utility model control circuit electrical schematic diagram.
More than the implication of each figure numeral:
1 electrical power monitoring device
11 upper shells
110 hollow out zones
111 button open-works
112 elastic fastening plates
113 transparent panels
114 trips
12 lower houses
2 circuit substrates
20 circuit substrates
21 operation push-buttons
21a function selecting button
The 21b power settings button that opens circuit
22 isolated foams
23 cold light panels
24 display screens
25 conduction winding displacements
26 blocking holes
3 electric wires
4 extended line formula supply sockets
40 open areas
41 supply hubs
42 power switches
The 5 formula power supply units that do not cut off the power supply
50 open areas
51 supply hubs
52 power switches
6 cover bodies
61 clamping structures
62 button open-works
80 electric source monitoring circuits
81 attaching plugs
82 sockets
83 cross the power protection switch
801 power circuits
802 power amplifiers
803 analog/digital converters
804 microprocessors
805 load currents detect resistance
806 voltage amplifiers
807 analog/digital converters
808 0 hand over circuit for detecting more
809 relay drive circuits
810 pronunciation devices
811 time-base generators
Referring to Fig. 1, shown in Figure 2, first embodiment of the present utility model includes: one sets box body, its by 12 of a upper shell 11 and lower houses up and down engaging form, offer a hollow out zone 110 and several button open-works 111 at these upper shell 11 tops.
Wherein corresponding outer side surface at this upper shell 11 is provided with blocking mechanism, and this blocking mechanism includes several elastic fastening plates 112 that outwards protrudes.In addition, also can be in the hollow out zone 110 of this upper shell 11 in conjunction with a transparent panel 113.
One circuit substrate 2 is combined in the inner space that this upper shell 11 and lower house 12 formed, is laid with a control circuit on this circuit substrate 2, can in order to measure, every electric parameter of calculating power supply device.In this example, also can include another circuit substrate 20, and extend by this circuit substrate 20 several electric wires 3 are arranged, to be connected with the proper circuit node of power supply device.
One display device is embedded on this circuit substrate 2, and proper hollow out zone 110 corresponding to this upper shell 11, this display device includes an isolated foam 22, a cold light panel 23, a LCD or LED display screen 24, one electric winding displacement 25, these members are to be positioned on this circuit substrate 2, every electric parameter that control circuit detected can be presented on the display screen 24.
In application facet, the electrical power monitoring device 1 of first embodiment can be set the supply 4 (as shown in Figure 3) that is combined in an extended line formula power supply, this extended line formula power supply unit 4 is to offer an open area 40 in an appropriate position, for electrical power monitoring device build-in of the present utility model.Usually also include several supply hubs 41 on this extended line formula power supply unit 4, plant for electrical load, some also includes a power switch 42 in addition.
First embodiment of the present utility model also can set and be combined in a continuous formula power supply unit 5 (as shown in Figure 4), this continuous formula power supply unit 5 appropriate position of panel is forwardly offered an open area 50, for electrical power monitoring device 1 build-in of the present utility model.Usually on not cutting off the power supply formula power supply unit 5, this includes several supply hubs 51, and a power switch 52.
Referring to Fig. 5,6, second embodiment stereographic map and the three-dimensional exploded view of the present utility model.Most of structure of this embodiment is all identical with aforesaid first embodiment, so identical components is titled with identical numbering, its difference is that it sets box body and include a upper shell 11, and protrude out trip 114 downwards at two corresponding sidewall root edges of this upper shell 11, can hold circuit substrate 2 in order to collude, form one and integrate monomer, be combined in extended line formula power supply unit or do not cut off the power supply the formula power supply unit so that set.Structure as for other is identical with aforesaid first embodiment with member.
This circuit substrate 2 also can adopt known screw locking mode to combine with upper shell 11 except being located with trip 114.In addition, the bottom surface of this circuit substrate 2 is except direct solid welding electric wire 3, and mode that can also pin (pin) protrudes out this circuit substrate 2, for planting or connecting the electric wire that extends.
Referring to accompanying drawing 7, the 3rd embodiment three-dimensional exploded view of the present utility model.In this embodiment, most of structure of its circuit substrate 2 is all identical with aforesaid first or second embodiment, all is provided with isolated foam 22, a cold light panel 23, a LCD or LED display screen 24 thereon, together electric winding displacement 25 members such as grade.The box body of setting of this embodiment then is the form that is a cover body 6, and its cover body 6 also can offer several button open-works 62 and can protrude out for operation push-button 21.
When whole device is set in the power supply unit that is combined in an application (for example in the open area 40 of an extended line formula supply 4), this cover body 6 can be same plane (as shown in Figure 8) with the plate face of power supply unit.
Referring to Fig. 9, control circuit frame diagram of the present utility model, it mainly comprises an electric source monitoring circuit 80, and this electric source monitoring circuit 80 is connected in power lead L1, the L2 of attaching plug 81, is plugged on electrical load electricity consumption situation and the every electric parameter of socket 82e with monitoring.Control circuit also can include the design of holding circuit, for example can establish one at this power lead L1, L2 place and cross power protection switch 83, with when detecting electric current above a predetermined value when this electric source monitoring circuit 80, produces a control signal, to cut off load current.
Referring to Figure 10, control circuit figure of the present utility model.One power circuit 801 can be converted to direct supply with the AC power of power lead L1, L2, with the required working power of supply control circuit.
One current amplifier 802, it is an operational amplifier, connect into the differential amplifier pattern, it adopts LM324, can be used to the current value that detecting flow to electric appliance load, it is input as the electric current load current of flowing through and detects the last voltage signal of resistance 805, and output is digital signal through an analog/digital converter 803 with analog signal conversion, to deliver in the microprocessor 804.
One voltage amplifier 806, it is an operational amplifier, can connect into pass dynamic formula amplifier pattern, it adopts LM324, its two input end is connected in power lead L1, L2 in parallel, with detecting power source voltage value, and the magnitude of voltage that this magnitude of voltage will be simulated form through an analog/digital converter 807 is converted to digital signal, delivers in the microprocessor 804 again.
One zero hand over circuit for detecting 808 more, it is a voltage comparator, can adopt LM311, its two input end is connected in power lead L1, L2 in parallel, hand over time point more to detect zero of this supply voltage, its output signal is sent in the microprocessor 804, uses when the every data of computing for microprocessor 804.
Key groups of the present utility model can include a function selecting button 21a, is available for users to switch the function of selecting difference.Other includes a breaking current and sets button 21b, is available for users to the circuital current value of setting according to needing of reality.When load current surpasses this default opening amperage, then can cut off the power supply of delivering to load by overcurrent protection switch 83.
This microprocessor 804, the signal of sending here as aforementioned each circuit receives, every data computing is handled and demonstration control is used.It adopts one-chip CPU 80C32, and its inside comprises arithmetic element, memory, I/O interface etc., carrying out the computing of voltage, current value, and operation result is delivered to display unit shows.The on off state of overcurrent protection switch 83 is controlled through a relay drive circuit 809 by a control signal of this microprocessor 804.809 can use general electric crystal, to drive overcurrent protection on ﹠ off switch 83.
Two analog/digital converters 803,807 adopt AD678, be 12 sampling ratios/numeral changes the commentaries on classics device, it is connected to voltage and current amplifier 802,806 respectively, their output is connected to microprocessor 804 respectively.
Basic signal generator 811 is the 12M oscillator for the moment, can adopt NDK-12MHZ, and it produces basic signal for the moment, offers microprocessor 804 as Time Calculation, demonstration time-base signal.
In preferable embodiment of the present utility model, microprocessor 804 is being obtained every telegram parameter and after conversion, calculating, magnitude of voltage, current value, wattage, frequency, current power value, power factor (PF) value, kilowatt-hour value, electricity consumption time etc. can be presented on the display 24, and can give notice or caution sound through a pronunciation device 810.
By above-mentioned control circuit, make electrical power monitoring device of the present utility model can detect the do not cut off the power supply electricity consumption situation of formula power supply device of an extended line formula current supply device or, and show that by display every electricity consumption situation of load is data, but so the user knows clearly the electricity consumption situation of this power supply device very much.
Claims (9)
1, in order to measure and to calculate the load electricity consumption situation of a power supply device and show the electrical power monitoring device of every electric parameter, it is characterized in that: comprising: can set and be combined in an extended line formula supply socket or one of the formula power supply unit that do not cut off the power supply and set box body, be arranged at a circuit substrate in the box body, be laid on this circuit substrate in order to measuring, to calculate a control circuit of the every electric parameter of power supply device, and every electric parameter that control circuit detected can be presented at the display device on the display screen.
2, electrical power monitoring device according to claim 1 is characterized in that: above-mentioned one sets box body, and it can be involuted by a upper shell and a lower house, and the top of its upper shell offers hollow out zone and several button open-works.
3. electrical power monitoring device according to claim 2 is characterized in that: the wherein corresponding outer side surface at this upper shell, be provided with blocking mechanism, and this blocking mechanism includes several elastic fastening plates that outwards protrudes.
4, electrical power monitoring device according to claim 1 is characterized in that: above-mentioned one to set box body can also be a upper shell, and its top offers a hollow out zone and several button open-works.
5, electrical power monitoring device according to claim 4 is characterized in that: two corresponding sidewall root edges at this upper shell protrude out trip downwards, can hold circuit substrate in order to collude, and form one and integrate monomer.
6, electrical power monitoring device according to claim 1 is characterized in that: above-mentioned one sets box body also can be a cover body, is combined on the foregoing circuit substrate, and just can covers the zone of covering this display device and operation push-button, and this cover body offers several key holes.
7, electrical power monitoring device according to claim 1 is characterized in that: an above-mentioned circuit substrate, be located at the formed inner space of this upper shell and lower house, and this circuit substrate extends live wire, and extends outside the lower house of this embedding system box body.
8, electrical power monitoring device according to claim 1, it is characterized in that: an above-mentioned control circuit mainly comprises a microprocessor, be attempted by both ends of power and the output of its signal receives the current amplifier of above-mentioned microprocessor and voltage amplifier and two ends through analog/digital converter and is attempted by on the power lead, and zero of detecting supply voltage hands over zero of time point more to hand over circuit for detecting more.
9, electrical power monitoring device according to claim 1 is characterized in that: above-mentioned display device comprises an isolated foam, a cold light panel, a LCD or LED display screen, one electric winding displacement, and these members all are positioned on this circuit substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00243465 CN2444271Y (en) | 2000-07-17 | 2000-07-17 | Electric source monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00243465 CN2444271Y (en) | 2000-07-17 | 2000-07-17 | Electric source monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2444271Y true CN2444271Y (en) | 2001-08-22 |
Family
ID=33603342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00243465 Expired - Lifetime CN2444271Y (en) | 2000-07-17 | 2000-07-17 | Electric source monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2444271Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042412B (en) * | 2006-03-20 | 2010-05-26 | 佛山市顺德区顺达电脑厂有限公司 | Electric loading switching equipment |
| CN102570223A (en) * | 2010-12-08 | 2012-07-11 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
| US9157941B2 (en) | 2010-10-11 | 2015-10-13 | Powertech Industrial Co., Ltd. | Electric power information display receptacle module |
-
2000
- 2000-07-17 CN CN 00243465 patent/CN2444271Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042412B (en) * | 2006-03-20 | 2010-05-26 | 佛山市顺德区顺达电脑厂有限公司 | Electric loading switching equipment |
| US9157941B2 (en) | 2010-10-11 | 2015-10-13 | Powertech Industrial Co., Ltd. | Electric power information display receptacle module |
| CN102570223A (en) * | 2010-12-08 | 2012-07-11 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
| CN102570223B (en) * | 2010-12-08 | 2014-04-02 | 胜德国际研发股份有限公司 | Detachable electric information display socket module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20010822 |