CN106199108A - A kind of electric power metering device - Google Patents
A kind of electric power metering device Download PDFInfo
- Publication number
- CN106199108A CN106199108A CN201610733453.4A CN201610733453A CN106199108A CN 106199108 A CN106199108 A CN 106199108A CN 201610733453 A CN201610733453 A CN 201610733453A CN 106199108 A CN106199108 A CN 106199108A
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- Prior art keywords
- containment vessel
- electric
- metering box
- reducing motor
- tooth bar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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- General Physics & Mathematics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of electric power metering device, including electric metering box, containment vessel, reducing motor, lifting controller, it is provided with containment vessel slideway on the correspondence position of described electric metering box both sides, described containment vessel is slidably matched with described containment vessel slideway, it is provided with tooth bar on described containment vessel, described tooth bar and the rack slide being arranged on described electric-power metering upper box part are slidably matched, described tooth bar engages with the driving gear being arranged on described reducing motor, described electric metering box is internally provided with one group of semiconductor chilling plate, one group of air inlet fan, one group of electric energy meter, one end of incoming cables, one leading-out terminal, controller is dried in one group of electric brake and heat radiation.The mode that in this electric power metering device, containment vessel coordinates with electric metering box lifting makes electric metering box can obtain good protection, and whole device can be disposed in the outdoor, have rainproof function; simultaneously can be moistureproof; also having the function of high temperature heat radiation, applied widely, service life is long.
Description
Technical field
The present invention relates to Application of Power Metering Instruments field, be specially a kind of electric power metering device.
Background technology
During residential electricity consumption, electric power metering device is used in essential meeting, and electric power metering device is able to record that each family
The number of electricity consumption, is important power equipment, but conventional power metering device does not have a water-proof function, and electric power metering device
Cottage area in remote districts is often arranged on outdoor when installing, and the most used electric power metering device does not the most have good
Heat sinking function, the heat in device can not disperse in time, the time for a long time after be susceptible to fault, and existing kilowatt meter
Amount device anti-theft is the highest.
Summary of the invention
It is an object of the invention to provide a kind of electric power metering device, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme: a kind of electric power metering device, including electric-power metering
Case, containment vessel, reducing motor, lifting controller, described electric metering box both sides correspondence position is provided with containment vessel slideway, institute
State containment vessel to be slidably matched with described containment vessel slideway, described containment vessel bottom and top be respectively arranged with descending limit switch and
Baffle plate, described baffle plate is provided with tooth bar, described tooth bar and the tooth bar being arranged on described electric-power metering upper box part correspondence position
Slideway is slidably matched, and described rack slide top is provided with up limit switch, described tooth bar be arranged on described reducing motor
On driving gear engagement, described lifting controller is provided with Fingerprint Identification Unit, described electric metering box is provided with chamber door, institute
State electric metering box inner upper position and be provided with one group of semiconductor chilling plate and one group of air inlet fan, in described electric metering box
Portion's medium position is provided with one group of electric energy meter, end of incoming cables and leading-out terminal, and described electric metering box inner lower position is provided with
Controller is dried in one group of electric brake and heat radiation.
Preferably, described electric metering box is hinged with described chamber door by hinge, and the upper and lower of described chamber door is respectively
Being provided with air intake Air Filter and air-out Air Filter, described chamber door side is additionally provided with handle.
Preferably, described electric metering box inner upper position is provided with one group of refrigerant frame, described semiconductor chilling plate
Being arranged on described refrigerant frame, position, described electric-power metering upper box part side is provided with temperature sensor, described temperature sensor
Dry controller with described heat radiation to electrically connect.
Preferably, described electric metering box exterior upper is provided with water sensor and heating rod, described water sensor
With on the slope that described heating rod is arranged at described electric-power metering upper box part, described water sensor and described heating rod all with
Controller electrical connection is dried in described heat radiation.
Preferably, described heat radiation is dried controller and is internally provided with processor and the time relay, described processor and institute
State the time relay and described temperature sensor and described water sensor all electrically connects, described semiconductor chilling plate, described
Air inlet fan, described heating rod the most all electrically connect with described processor.
Preferably, described containment vessel both sides are provided with slide rail, and described baffle plate is provided with rack frame, described tooth bar and institute
Stating rack frame to connect, described slide rail coordinates with the containment vessel slide offered on described containment vessel slideway, and described containment vessel is sliding
Groove bottom is provided with descending limited step, and described descending limited step is adaptive with described descending limit switch.
Preferably, described rack slide offering tooth bar chute, described tooth bar coordinates with described tooth bar slide, institute
The upper end stating tooth bar chute is provided with up limited step, and described up limited step is adaptive with described up limit switch.
Preferably, described reducing motor is provided with motor cabinet, and described motor cabinet is coated with one group of bolt, described deceleration electricity
Machine electrically connects with described lifting controller, and described lifting controller is provided with descending button and up button.
Preferably, when described electric power metering device uses, first electric metering box is arranged on wall, then will protection
Shell slideway, rack slide, reducing motor, lifting controller install, and containment vessel can slide in containment vessel slideway, containment vessel
The tooth bar that top is arranged slides in rack slide, coordinates with driving gear with hour rack, and reducing motor is provided with band-type brake, when subtracting
During speed motor power-off, driving gear is in locking state, and such design ensure that stablizing of containment vessel, can prevent containment vessel from existing
Under action of gravity glide, lifting controller electrically connects with reducing motor, several families that in Fingerprint Identification Unit, typing ammeter is corresponding other
Fingerprint, householder can pass through unlocked by fingerprint lifting controller, then presses up button or descending button and controls reducing motor and rotate forward
Or reversion, motor positive and inverse technology has application in multi-field, and this device directly uses, and during containment vessel normal condition is
Keep off anterior at electric metering box, when needs open electric metering box keep in repair or check time, then will be protected by reducing motor
Protective case rises, and when containment vessel rises to top, the up limit switch on tooth bar can touch up limited step, works as containment vessel
When dropping to bottommost, the most descending limit switch can touch descending limited step, up limit switch and descending limit switch
All electrically connecting with reducing motor, after up limit switch and descending limit switch are touched, then reducing motor can be shut down, protection
Shell will stop motion, when this device is disposed in the outdoor, rain time, baffle plate can play the effect of keeping off the rain, if rain is from baffle plate
Gap when dripping on electric metering box, then can drip on the slope, rainwater flows down from electric metering box both sides along slope, rainwater
When dropping onto on electric metering box, water sensor can deliver a signal to heat radiation and dry the processor in controller, and processor is then
Can control heating rod heating, play drying functions, prevent electric metering box from making moist the generation fault such as conduction, the time relay plays
Time-lag action, in the presence of water sensor sensing is less than water, processor still allows heating rod continue to heat a period of time,
Ensure drying effect, when in temperature sensor senses to casing temperature too high to such an extent as to when exceeding high temperature threshold value, then processor control
Semiconductor chilling plate processed and air inlet fan work, gas sucks inside electric metering box after being freezed by semiconductor chilling plate, in case
Warm air be extruded, air intake Air Filter and air-out Air Filter play dustproof effect, prevent accumulation dust in case, when in case temperature
When degree is reduced to below high temperature threshold value, semiconductor chilling plate and air inlet fan continue to work a period of time, it is ensured that cooling effect.
Compared with prior art, the invention has the beneficial effects as follows: when this electric power metering device uses, first by electric-power metering
Case is arranged on wall, then containment vessel slideway, rack slide, reducing motor, lifting controller is installed, and containment vessel is permissible
Sliding in containment vessel slideway, the tooth bar that containment vessel top is arranged slides in rack slide, joins with driving gear with hour rack
Closing, reducing motor is provided with band-type brake, and when reducing motor power-off, driving gear is in locking state, and such design ensure that
Stablizing of containment vessel, can prevent containment vessel from gliding under gravity, and lifting controller electrically connects with reducing motor, fingerprint recognition
Other fingerprint of several families that in device, typing ammeter is corresponding, householder can pass through unlocked by fingerprint lifting controller, then press up
Button or descending button control reducing motor forward or reverse, and motor positive and inverse technology has application in multi-field, and this device is direct
Use, be to keep off in electric metering box front portion during containment vessel normal condition, open electric metering box when needs and keep in repair
Or when checking, then by reducing motor, containment vessel is risen, up limit switch meeting when containment vessel rises to top, on tooth bar
Touching up limited step, when containment vessel drops to bottommost, the most descending limit switch can touch descending limited step,
Up limit switch and descending limit switch all electrically connect with reducing motor, are connect at up limit switch and descending limit switch
After touch, then reducing motor can be shut down, containment vessel will stop motion, when this device is disposed in the outdoor, rain time, baffle plate can rise
To the effect of keeping off the rain, if rain drips to electric metering box from the gap of baffle plate, then can drip on the slope, rainwater is along slope
Flowing down from electric metering box both sides, when rainwater drops onto on electric metering box, water sensor can deliver a signal to heat radiation dries
Processor in controller, processor then can control heating rod heating, play drying functions, prevent electric metering box from making moist generation
The faults such as conduction, the time relay plays time-lag action, and in the presence of water sensor sensing is less than water, processor still allows
Heating rod continue to heat a period of time, it is ensured that drying effect, when in temperature sensor senses to casing temperature too high to such an extent as to
When exceeding high temperature threshold value, then processor controls semiconductor chilling plate and air inlet fan work, and gas is freezed by semiconductor chilling plate
Inside rear suction electric metering box, the warm air in case is extruded, and air intake Air Filter and air-out Air Filter play dustproof effect,
Preventing accumulation dust in case, when the temperature inside the box is reduced to below high temperature threshold value, semiconductor chilling plate and air inlet fan continue to
Work a period of time, it is ensured that cooling effect；The mode that in this device, containment vessel coordinates with electric metering box lifting makes kilowatt meter
Measuring tank can obtain good protection, and whole device can be disposed in the outdoor, and has rainproof function, simultaneously can be moistureproof, also has
Having the function that high temperature dispels the heat, applied widely, service life is long.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
Fig. 2 is the structural representation after containment vessel is risen by Fig. 1.
Fig. 3 is electric metering box of the present invention, the top view of containment vessel cooperation.
Fig. 4 is the side view of electric metering box of the present invention.
Fig. 5 is the structural representation after electric metering box of the present invention opens chamber door.
In figure: 1, electric metering box, 2, containment vessel, 3, reducing motor, 4, lifting controller, 5, containment vessel slideway, 6, under
Row limit switch, 7, baffle plate, 8, tooth bar, 9, rack slide, 10, up limit switch, 11, driving gear, 12, fingerprint recognition
Device, 13, chamber door, 14, semiconductor chilling plate, 15, air inlet fan, 16, electric energy meter, 17, end of incoming cables, 18, leading-out terminal, 19, electric brake,
20, controller is dried in heat radiation, and 21, hinge, 22, air intake Air Filter, 23, air-out Air Filter, 24, handle, 25, refrigerant frame, 26, temperature
Degree sensor, 27, water sensor, 28, heating rod, 29, slope, 30, processor, 31 time relays, 32, slide rail, 33, tooth
Bar frame, 34, containment vessel chute, 35, descending limited step, 36, tooth bar chute, 37, up limited step, 38, motor cabinet, 39,
Bolt, 40, descending button, 41, up button.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1-5, the present invention provides a kind of technical scheme: a kind of electric power metering device, including electric metering box 1,
Containment vessel 2, reducing motor 3, lifting controller 4, described electric metering box 1 both sides correspondence position is provided with containment vessel slideway 5,
Described containment vessel 2 is slidably matched with described containment vessel slideway 5, and described containment vessel 2 bottom and top are respectively arranged with descending spacing
Switch 6 and baffle plate 7, described baffle plate 7 is provided with tooth bar 8, and described tooth bar 8 is corresponding with being arranged on described electric metering box 1 top
Rack slide 9 on position is slidably matched, and described rack slide 9 top is provided with up limit switch 10, described tooth bar 8 with set
The driving gear 11 put on described reducing motor 3 engages, and described lifting controller 4 is provided with Fingerprint Identification Unit 12, described
Electric metering box 1 is provided with chamber door 13, and described electric metering box 1 inner upper position is provided with one group of semiconductor chilling plate 14 He
One group of air inlet fan 15, the internal medium position of described electric metering box 1 is provided with one group of electric energy meter 16, end of incoming cables 17 and outlet
End 18, described electric metering box 1 inner lower position is provided with one group of electric brake 19 and controller 20, described electric power are dried in heat radiation
Batch meter 1 is hinged with described chamber door 13 by hinge 21, and the upper and lower of described chamber door 13 is respectively arranged with air intake Air Filter
22 and air-out Air Filter 23, described chamber door 13 side is additionally provided with handle 24, described electric metering box 1 inner upper position sets
Being equipped with one group of refrigerant frame 25, described semiconductor chilling plate 14 is arranged on described refrigerant frame 25, described electric metering box 1 top one
Side position is provided with temperature sensor 26, and described temperature sensor 26 is dried controller 20 with described heat radiation and electrically connected, described electricity
Power batch meter 1 exterior upper is provided with water sensor 27 and heating rod 28, described water sensor 27 and described heating rod 28
Being arranged on the slope 29 on described electric metering box 1 top, described water sensor 27 and described heating rod 28 are all with described
Heat radiation is dried controller 20 and is electrically connected, and described heat radiation is dried controller 20 and is internally provided with processor 30 and the time relay 31,
Described processor 30 and the described time relay 31 and described temperature sensor 26 and described water sensor 27 all electrically connect,
Described semiconductor chilling plate 14, described air inlet fan 15, described heating rod 28 the most all electrically connect with described processor 30, described guarantor
Protective case 2 both sides are provided with slide rail 32, and described baffle plate 7 is provided with rack frame 33, and described tooth bar 8 is with described rack frame 33 even
Connecing, the containment vessel chute 34 that described slide rail 32 and described containment vessel slideway 5 are offered is slidably matched, described containment vessel chute 34 times
Portion is provided with descending limited step 35, and described descending limited step 35 is adaptive with described descending limit switch 6, described rack slide
Offering tooth bar chute 36 on 9, described tooth bar 8 is slidably matched with described tooth bar chute 36, and the upper end of described tooth bar chute 36 sets
Being equipped with up limited step 37, described up limited step 37 is adaptive with described up limit switch 10, and described reducing motor 3 sets
It is equipped with motor cabinet 38, described motor cabinet 38 is coated with one group of bolt 39, described reducing motor 3 and described lifting controller 4 electricity
Connect, described lifting controller 4 is provided with descending button 40 and up button 41.
Operation principle: when using this electric power metering device, be first arranged on wall by electric metering box 1, then will
Containment vessel slideway 5, rack slide 9, reducing motor 3, lifting controller 4 install, and containment vessel 2 can be in containment vessel slideway 5
Sliding, the tooth bar 8 that containment vessel 2 top is arranged slides in rack slide 9, coordinates with driving gear 11 with hour rack 8, and slow down electricity
Machine 3 is provided with band-type brake, and when reducing motor 3 power-off, driving gear 11 is in locking state, and such design ensure that containment vessel
2 stablize, can prevent containment vessel 2 from gliding under gravity, and lifting controller 4 electrically connects with reducing motor 3, Fingerprint Identification Unit
Other fingerprint of several families that in 12, typing ammeter is corresponding, householder can pass through unlocked by fingerprint lifting controller 4, then press up
Button 41 or descending button 40 control reducing motor 3 forward or reverse, and motor positive and inverse technology has application, this device in multi-field
Directly use, be to keep off in electric metering box 1 front portion during containment vessel 2 normal condition, open electric metering box 1 when needs and enter
Row maintenance or when checking, then risen containment vessel 2 by reducing motor 3, when containment vessel 2 rises to top, and up on tooth bar 8
Limit switch 10 can touch up limited step 37, and when containment vessel 2 drops to bottommost, the most descending limit switch 6 can connect
Contacting descending limited step 35, up limit switch 10 and descending limit switch 6 all electrically connect with reducing motor 3, in up limit
Bit switch 10 and descending limit switch 6 touched after, then reducing motor 3 can be shut down, containment vessel 2 will stop motion, when this dress
Putting when being disposed in the outdoor, when raining, baffle plate 7 can play the effect of keeping off the rain, if rain drips to electric metering box from the gap of baffle plate 7
Time on 1, then can drop on slope 29, rainwater flows down from electric metering box 1 both sides along slope 29, and rainwater drops onto electric-power metering
Time on case 1, water sensor 27 can deliver a signal to heat radiation and dry the processor 30 in controller 20, and processor 30 then can control
Heating rod 28 heats, and plays drying functions, prevents electric metering box 1 from making moist the generation fault such as conduction, and the time relay 31 plays
Time-lag action, in the presence of water sensor 27 senses less than water, processor 30 still allows heating rod 28 continue to heat one
The section time, it is ensured that drying effect, when temperature sensor 26 senses in casing that temperature is too high to such an extent as to exceedes high temperature threshold value, then
Processor 30 controls semiconductor chilling plate 14 and air inlet fan 15 works, and gas sucks electric power after being freezed by semiconductor chilling plate 14
Batch meter 1 is internal, and the warm air in case is extruded, and air intake Air Filter 22 and air-out Air Filter 23 play dustproof effect, prevent
Accumulation dust in case, when the temperature inside the box is reduced to below high temperature threshold value, semiconductor chilling plate 14 and air inlet fan 15 continue to
Work a period of time, it is ensured that cooling effect.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace
And modification, the scope of the present invention be defined by the appended.
Claims (9)
1. an electric power metering device, including electric metering box (1), containment vessel (2), reducing motor (3), lifting controller (4),
It is characterized in that: on the correspondence position of described electric metering box (1) both sides, be provided with containment vessel slideway (5), described containment vessel (2) with
Described containment vessel slideway (5) is slidably matched, described containment vessel (2) bottom and top be respectively arranged with descending limit switch (6) and
Baffle plate (7), described baffle plate (7) is provided with tooth bar (8), described tooth bar (8) be arranged on described electric metering box (1) top pair
Answering the rack slide on position (9) to be slidably matched, described rack slide (9) top is provided with up limit switch (10), described
Tooth bar (8) engages with the driving gear (11) being arranged on described reducing motor (3), and described lifting controller is provided with on (4)
Fingerprint Identification Unit (12), described electric metering box (1) is provided with chamber door (13), described electric metering box (1) inner upper position
Being provided with one group of semiconductor chilling plate (14) and one group of air inlet fan (15), the internal medium position of described electric metering box (1) sets
Being equipped with one group of electric energy meter (16), end of incoming cables (17) and leading-out terminal (18), described electric metering box (1) inner lower position is arranged
One group of electric brake (19) and heat radiation is had to dry controller (20).
A kind of electric power metering device the most according to claim 1, it is characterised in that: described electric metering box (1) is by closing
Page (21) is hinged with described chamber door (13), and the upper and lower of described chamber door (13) is respectively arranged with air intake Air Filter (22) and goes out
Wind Air Filter (23), described chamber door (13) side is additionally provided with handle (24).
A kind of electric power metering device the most according to claim 1, it is characterised in that: on described electric metering box (1) inside
Being provided with one group of refrigerant frame (25) on position, portion, described semiconductor chilling plate (14) is arranged on described refrigerant frame (25), described
Electric metering box (1) top one side position is provided with temperature sensor (26), and described temperature sensor (26) is dried with described heat radiation
Dry controller (20) electrically connects.
A kind of electric power metering device the most according to claim 3, it is characterised in that: on described electric metering box (1) outside
Portion is provided with water sensor (27) and heating rod (28), described water sensor (27) and described heating rod (28) and is arranged at
On the slope (29) on described electric metering box (1) top, described water sensor (27) and described heating rod (28) are all with described
Controller (20) electrical connection is dried in heat radiation.
A kind of electric power metering device the most according to claim 4, it is characterised in that: described heat radiation is dried in controller (20)
Portion is provided with processor (30) and the time relay (31), described processor (30) and the described time relay (31) and described
Temperature sensor (26) and described water sensor (27) all electrically connect, described semiconductor chilling plate (14), described air inlet fan
(15), described heating rod (28) the most all electrically connects with described processor (30).
A kind of electric power metering device the most according to claim 1, it is characterised in that: described containment vessel (2) both sides are respectively provided with
Having slide rail (32), described baffle plate (7) is provided with rack frame (33), described tooth bar (8) is connected with described rack frame (33), described
The containment vessel chute (34) offered on slide rail (32) and described containment vessel slideway (5) is slidably matched, described containment vessel chute (34)
Bottom is provided with descending limited step (35), and described descending limited step (35) is adaptive with described descending limit switch (6).
A kind of electric power metering device the most according to claim 1, it is characterised in that: described rack slide offers on (9)
Tooth bar chute (36), described tooth bar (8) is slidably matched with described tooth bar chute (36), and the upper end of described tooth bar chute (36) is arranged
Having up limited step (37), described up limited step (37) is adaptive with described up limit switch (10).
A kind of electric power metering device the most according to claim 1, it is characterised in that: described reducing motor (3) is provided with electricity
Support (38), described motor cabinet (38) is coated with one group of bolt (39), described reducing motor (3) and described lifting controller
(4) electrical connection, described lifting controller (4) is provided with descending button (40) and up button (41).
The elevator heat radiation of a kind of electric power metering device the most according to claim 1 and furnace drying method, it is characterised in that: institute
State electric power metering device use time, first electric metering box is arranged on wall, then by containment vessel slideway, rack slide,
Reducing motor, lifting controller install, and containment vessel can slide in containment vessel slideway, and the tooth bar that containment vessel top is arranged exists
Sliding in rack slide, coordinate with driving gear with hour rack, reducing motor is provided with band-type brake, when reducing motor power-off, main
Moving gear is in locking state, and such design ensure that stablizing of containment vessel, can prevent containment vessel from gliding under gravity,
Lifting controller electrically connects with reducing motor, and other fingerprint of several families that in Fingerprint Identification Unit, typing ammeter is corresponding, householder is permissible
By unlocked by fingerprint lifting controller, then pressing up button or descending button controls reducing motor forward or reverse, motor is positive and negative
Turning technology and have application in multi-field, this device directly uses, and is that gear is at electric metering box during containment vessel normal condition
Anterior, when needs open electric metering box keep in repair or check time, then by reducing motor, containment vessel is risen, containment vessel
When rising to top, the up limit switch on tooth bar can touch up limited step, when containment vessel drops to bottommost,
The most descending limit switch can touch descending limited step, up limit switch and descending limit switch and all be electrically connected with reducing motor
Connecing, after up limit switch and descending limit switch are touched, then reducing motor can be shut down, containment vessel will stop motion,
When this device is disposed in the outdoor, when raining, baffle plate can play the effect of keeping off the rain, if rain drips to kilowatt meter from the gap of baffle plate
Time on measuring tank, then can drip on the slope, rainwater flows down from electric metering box both sides along slope, and rainwater drops onto electric metering box
Time upper, water sensor can deliver a signal to heat radiation and dry the processor in controller, and processor then can control heating rod heating,
Playing drying functions, prevent electric metering box from making moist the generation fault such as conduction, the time relay plays time-lag action, when water logging passes
In the presence of sensor sensing is less than water, processor still allows heating rod continue to heat a period of time, it is ensured that drying effect, works as temperature
Degree sensor sensing to temperature in casing too high to such an extent as to when exceeding high temperature threshold value, then processor controls semiconductor chilling plate and enters
Wind fan work, gas sucks inside electric metering box after being freezed by semiconductor chilling plate, and the warm air in case is extruded, and enters
Wind Air Filter and air-out Air Filter play dustproof effect, prevent accumulation dust in case, when the temperature inside the box be reduced to high temperature threshold value with
Time lower, semiconductor chilling plate and air inlet fan continue to work a period of time, it is ensured that cooling effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610733453.4A CN106199108B (en) | 2016-08-27 | 2016-08-27 | A kind of electric power metering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610733453.4A CN106199108B (en) | 2016-08-27 | 2016-08-27 | A kind of electric power metering device |
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| CN106199108A true CN106199108A (en) | 2016-12-07 |
| CN106199108B CN106199108B (en) | 2019-03-29 |
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| CN201610733453.4A Active CN106199108B (en) | 2016-08-27 | 2016-08-27 | A kind of electric power metering device |
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| CN110646670A (en) * | 2019-09-26 | 2020-01-03 | 安徽科盟电子科技有限公司 | Phase meter measurement data processing system |
| CN110794181A (en) * | 2019-11-07 | 2020-02-14 | 国网四川省电力公司德阳供电公司 | Electric energy meter box with environment monitoring function |
| CN111562437A (en) * | 2020-07-20 | 2020-08-21 | 广东电网有限责任公司东莞供电局 | Comprehensive metering intelligent terminal |
| CN112433078A (en) * | 2020-11-10 | 2021-03-02 | 莱西市亨元产业互联网中心 | Electric meter |
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| CN109085390A (en) * | 2018-09-03 | 2018-12-25 | 合肥海畅电气技术有限公司 | A kind of double casing voltmeter with corrosion proof function |
| CN109085390B (en) * | 2018-09-03 | 2020-11-24 | 合肥海畅电气技术有限公司 | Double-layer shell voltmeter with anti-corrosion function |
| CN110646670A (en) * | 2019-09-26 | 2020-01-03 | 安徽科盟电子科技有限公司 | Phase meter measurement data processing system |
| CN110794181A (en) * | 2019-11-07 | 2020-02-14 | 国网四川省电力公司德阳供电公司 | Electric energy meter box with environment monitoring function |
| CN111562437A (en) * | 2020-07-20 | 2020-08-21 | 广东电网有限责任公司东莞供电局 | Comprehensive metering intelligent terminal |
| CN111562437B (en) * | 2020-07-20 | 2020-10-16 | 广东电网有限责任公司东莞供电局 | Comprehensive metering intelligent terminal |
| CN112433078A (en) * | 2020-11-10 | 2021-03-02 | 莱西市亨元产业互联网中心 | Electric meter |
| CN112433078B (en) * | 2020-11-10 | 2021-05-25 | 宁夏隆基宁光仪表股份有限公司 | Electric meter |
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