CN106443165A - Stationary electric energy meter - Google Patents
Stationary electric energy meter Download PDFInfo
- Publication number
- CN106443165A CN106443165A CN201610749643.5A CN201610749643A CN106443165A CN 106443165 A CN106443165 A CN 106443165A CN 201610749643 A CN201610749643 A CN 201610749643A CN 106443165 A CN106443165 A CN 106443165A
- Authority
- CN
- China
- Prior art keywords
- module
- electric energy
- cabinet
- metering
- metering module
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/065—Details of electronic electricity meters related to mechanical aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Disclosed is a stationary electric energy meter. The stationary electric energy meter comprises an electric energy signal sampling module including a current sampling module and a voltage sampling module; a metering module which is connected with the electric energy signal sampling module, obtains sampling signals of currents and voltages and meters single-phase three-wire voltages, currents, power and electric energy; and a recording module which is connected with the metering module and is used for recording data metered by the metering module. Besides, a second sieve tray is arranged on the inner wall of an air supply hole, in addition, the tail portions of air guiding channels are provided with air supply ends, the air supply ends are arranged on the rear-portion wall of a cabinet body, and furthermore, the air supply ends communicate with the inside of the cabinet body. According to the invention, the defects of low refrigeration efficiency, risks and harm of increased humidity caused by easy penetration of external liquids into the cabinet body in case of invasion of the external liquids and loosening due to difficulty in firm connection of the cabinet body are effectively avoided.
Description
Technical field
The present invention relates to electric energy meter technical field, particularly to a kind of static electric energy meter.
Background technology
Electronic electric energy meter is a kind of static electric energy meter, is static electronic measurement mode, there is not mechanical rotating part
Point, so the mode of its installation, the error of electric energy metrical is affected less.A kind of existing function is more complete, be more suitable for multilayer
The static electric energy meter in face, it includes electric power signal sampling module, comprises current sample module and voltage sample module；Metering mould
Block, is connected with described electric power signal sampling module, obtain electric current, the sampled signal of voltage, to the voltage of single-phase three-wire, electric current,
Power, electric energy are measured；Logging modle, is connected with described metering module, for recording the data of metering module metering；Micro-control
Device processed, is connected with described metering module, reads continuous data from described metering module and carries out following process：According to metering module
The data of metering calculates active power, reactive power, apparent energy, voltage effective value and current effective value data respectively；According to
Active power calculates load data；Load data is carried out recording, shows and Communication processing；Self-inspection is processed, and self-inspection timesharing sets
Put mistake, nonvolatile storage mistake, clock error, measuring error, battery undervoltage mistake；Power supply, respectively with described metering mould
Block and microcontroller connect, and provide described electric energy meter working power；Described electric power signal sampling module, metering module, record mould
Block, microcontroller and power supply are all disposed within housing, and described housing is arranged in cabinet.
And existing cabinet refrigerating device refrigeration efficiency is low, do not realize real refrigeration demand, heat just cannot be discharged
By allow the service behaviour of electric power signal sampling module, metering module, logging modle, microcontroller and power supply to have a greatly reduced quality and therefore
Barrier rate is high so that the cost of repairs increases；In addition when outside liquid is attacked, also readily permeable enter cabinet in, cause dangerous and wet
The harm that degree increases.
Content of the invention
For solving the above problems, the invention provides a kind of static electric energy meter, effectively prevent refrigerating efficiency low, outside
During liquid invasion and attack also readily permeable enter cabinet in the harm that causes dangerous and humidity to increase, cabinet be not easy connection and firmly loosen
Defect.
In order to overcome deficiency of the prior art, the invention provides a kind of solution of static electric energy meter, specifically
As follows：
A kind of static electric energy meter, including electric power signal sampling module, comprises current sample module and voltage sample module；
Metering module, is connected with described electric power signal sampling module, obtain electric current, the sampled signal of voltage, to the voltage of single-phase three-wire,
Electric current, power, electric energy are measured；Logging modle, is connected with described metering module, for recording the number of metering module metering
According to；Microcontroller, is connected with described metering module, reads continuous data from described metering module and carries out following process：According to
The data of metering module metering calculates active power, reactive power, apparent energy, voltage effective value and current effective value number respectively
According to；Load data is calculated according to active power；Load data is carried out recording, shows and Communication processing；Self-inspection is processed, self-inspection
Timesharing setting mistake, nonvolatile storage mistake, clock error, measuring error, battery undervoltage mistake；Power supply, respectively with described
Metering module and microcontroller connect, and provide described electric energy meter working power；Described electric power signal sampling module, metering module,
Logging modle, microcontroller and power supply are all disposed within housing；
The accommodating chamber T2 accommodating into mechanism of qi T3 is set up inside described cabinet T1；Set up mechanism of qi in described accommodating chamber T3
The lower end of T3, described accommodating chamber T2 has through injection well T4, and described injection well T4 is connected with air guide channel T5, in addition in
Second sieve tray T7 is arranged on the backing of described injection well T4, in addition the afterbody of described air guide channel T5 is aspirating end T6, institute
State aspirating end T6 to be arranged in cabinet T1 rear wall, in addition described aspirating end T6 communicates with inside cabinet T1；Described aspirating end T6
Part T8 setting towards electric power signal sampling module, metering module, logging modle, microcontroller and power supply；Described cabinet T1
Top also set up support chip T9, described support chip T9 has with the air admission hole T11 communicating inside described accommodating chamber T3, institute
State air admission hole T11 to be also connected with dehumidifier T14, set up drip pan T15, described Sheng in the more high position of described support chip T9
Liquid disk T15 is middle part domes directed downwardly, and the projection of described support chip T9 in the vertical direction is being erected by described drip pan T15
Nogata projection upwards is surrounded；In addition the edge of described drip pan T15 also carries the bend T16 bending upward；
In addition the outer wall of described housing passes through the inwall connection with cabinet for the connector；
The concrete structure of described connector is：Its contain the first scarfing unit unit A06 on the inwall being fixed on cabinet with
Be fixed on the second scarfing unit unit A01 on the outer wall of housing, described first scarfing unit unit A06 have interlocking mouth A07 and
The hollow cavity A03 communicating with described interlocking mouth A07, described first scarfing unit unit A06 also carry the hook of glass bronze material
A04, described hook A04 is opposite face-to-face with hollow cavity A03, in addition also towards the second scarfing unit unit A01 bending；Described
Two scarfing unit unit A01 are list structure, and the bottom of described second scarfing unit unit A01 carries scarf joint A09, described scarf joint
A09 imbeds described interlocking mouth A07, in addition described scarf joint A09 with outwardly project lower end A08 be hooked in described hook A04
Interior.
The material of described air guide channel T5 is rubber so that flexible.
Described drip pan T15 with support chip TA9 between carry connection strap T12.
The quantity of described connection strap T12 is more than five.
Such cabinet is led into outer gas stream via entering mechanism of qi T3 towards in cabinet T1, realizes the refrigeration for cabinet T1, system
Cold efficiency is high, improves the work of the part T8 of electric power signal sampling module, metering module, logging modle, microcontroller and power supply
Make environment, fault rate is also minimized, the impurity that in addition the second sieve tray T7 also reduces in outer gas stream enters invading of cabinet
Disturb, described aspirating end T6 is towards the part T8 of electric power signal sampling module, metering module, logging modle, microcontroller and power supply
Arranging and make to ensure that refrigeration targetedly, further improves refrigerating efficiency, reducing power consumption it is therefore prevented that losing, described Sheng
Liquid disk T15 is that described support chip T9 realizes isolation and freezes, and also fills the liquid of external aggression via described drip pan T15, improves
Refrigerating efficiency；Via adding described hook A04, the lower end A08 of described scarf joint A09 is hooked in described hook A04, because institute
The reaction force stating the glass bronze material compression recovery of hook A04 is strong, when assembling shell and cabinet, can be via compression recovery
Reaction force allowing the first scarfing unit unit A06 to be halved together with the second scarfing unit unit A01, subsequently described hook A04 is restored,
Be hooked on the A08 of lower end, accordingly even when pipeline be subjected to displacement or external action under, the first scarfing unit unit A06 and second interlocking
The combination of portion unit A01 is still very firm, will not produce and mutually loosen the problem departing from so that guaranteeing subsequently with more suitable
Freely.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation at the cabinet top of the present invention.
Fig. 3 is the cabinet part-structure schematic diagram of the present invention.
Fig. 4 is a kind of schematic diagram of specific embodiment of scarfing unit unit provided by the present invention；
Fig. 5 is the structural representation of the first scarfing unit unit provided by the present invention；
Fig. 6 is a kind of sectional view of specific embodiment of scarfing unit provided by the present invention.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
1- Fig. 6 understands with reference to the accompanying drawings, and a kind of static electric energy meter of the present invention, including electric power signal sampling module, comprises
Current sample module and voltage sample module；Metering module, is connected with described electric power signal sampling module, obtains electric current, voltage
Sampled signal, the voltage of single-phase three-wire, electric current, power, electric energy are measured；Logging modle, with described metering module even
Connect, for recording the data of metering module metering；Microcontroller, is connected with described metering module, reads from described metering module
Continuous data simultaneously carries out following process：Active power, reactive power, apparent work(are calculated respectively according to the data of metering module metering
Rate, voltage effective value and current effective value data；Load data is calculated according to active power；Load data is carried out record,
Display and Communication processing；Self-inspection process, self-inspection timesharing setting mistake, nonvolatile storage mistake, clock error, measuring error,
Battery undervoltage mistake；Power supply, is connected with described metering module and microcontroller respectively, provides described electric energy meter working power；Institute
State electric power signal sampling module, metering module, logging modle, microcontroller and power supply to be all disposed within housing；
The accommodating chamber T2 accommodating into mechanism of qi T3 is set up inside described cabinet T1；Set up mechanism of qi in described accommodating chamber T3
The lower end of T3, described accommodating chamber T2 has through injection well T4, and described injection well T4 is connected with air guide channel T5, in addition in
Second sieve tray T7 is arranged on the backing of described injection well T4, in addition the afterbody of described air guide channel T5 is aspirating end T6, institute
State aspirating end T6 to be arranged in cabinet T1 rear wall, in addition described aspirating end T6 communicates with inside cabinet T1；Described aspirating end T6
Towards the part T8 setting of electric power signal sampling module, metering module, logging modle, microcontroller and power supply, during operation, via
Enter mechanism of qi T3 to lead towards in cabinet T1 into outer gas stream, realize the refrigeration for cabinet T1, high cooling efficiency, improve electric power signal
The working environment of the part T8 of sampling module, metering module, logging modle, microcontroller and power supply, fault rate is also minimized,
The impurity that other second sieve tray T7 also reduces in outer gas stream enters the invasion of cabinet, and described aspirating end T6 believes towards electric energy
Number sampling module, metering module, the part T8 setting of logging modle, microcontroller and power supply make to ensure that refrigeration is directed to
Property, further improving refrigerating efficiency, reducing power consumption it is therefore prevented that losing；The top of described cabinet T1 also sets up support chip
T9, described support chip T9 has with the air admission hole T11 communicating inside described accommodating chamber T3, and described air admission hole T11 is also with dehumidifying
Machine T14 is connected, and during operation, to realize dehumidifying to the air-flow entering via dehumidifier T14, prevents from disturbing the part in cabinet T1
Work, set up drip pan T15 in the more high position of described support chip T9, described drip pan T15 is middle part arch directed downwardly
Structure, the projection of described support chip T9 in the vertical direction is surrounded by the projection of described drip pan T15 in the vertical direction；Fortune
During row, described drip pan T15 is that described support chip T9 realizes isolation and freezes, and also fills external aggression via described drip pan T15
Liquid, improve refrigerating efficiency；In addition the edge of described drip pan T15 also carries the bend T16 bending upward, runs
When, when the liquid in described drip pan T15 exceedes receiving scope, derive via bend T16；Described drip pan T15 is with support
Connection strap T12 is carried, the quantity of described connection strap T12 is more than five between piece TA9.
Such cabinet is led into outer gas stream via entering mechanism of qi T3 towards in cabinet T1, realizes the refrigeration for cabinet T1, system
Cold efficiency is high, improves the work of the part T8 of electric power signal sampling module, metering module, logging modle, microcontroller and power supply
Make environment, fault rate is also minimized, the impurity that in addition the second sieve tray T7 also reduces in outer gas stream enters invading of cabinet
Disturb, described aspirating end T6 is towards the part T8 of electric power signal sampling module, metering module, logging modle, microcontroller and power supply
Arranging and make to ensure that refrigeration targetedly, further improves refrigerating efficiency, reducing power consumption it is therefore prevented that losing, described Sheng
Liquid disk T15 is that described support chip T9 realizes isolation and freezes, and also fills the liquid of external aggression via described drip pan T15, improves
Refrigerating efficiency.
The material of described air guide channel T5 is rubber so that flexible.
In addition existing housing is coated with pressure-sensitive adhesive coating, described pressure-sensitive adhesive coating and cabinet often by its surface
Inwall bonding, to be thus fixed effect, and gel coating often viscous effect, such structure tends to be occurred loosening
Problem, thus lead to housing to be not easy connection firmly loosening.
In addition the outer wall of described housing passes through the inwall connection with cabinet for the connector；
The concrete structure of described connector is：Its contain the first scarfing unit unit A06 on the inwall being fixed on cabinet with
Be fixed on the second scarfing unit unit A01 on the outer wall of housing, described first scarfing unit unit A06 have interlocking mouth A07 and
The hollow cavity A03 communicating with described interlocking mouth A07, described first scarfing unit unit A06 also carry the hook of glass bronze material
A04, described hook A04 is opposite face-to-face with hollow cavity A03, in addition also towards the second scarfing unit unit A01 bending；Described
Two scarfing unit unit A01 are list structure, and the bottom of described second scarfing unit unit A01 carries scarf joint A09, described scarf joint
A09 imbeds described interlocking mouth A07, in addition described scarf joint A09 with outwardly project lower end A08 be hooked in described hook A04
Interior.
So via adding described hook A04, the lower end A08 of described scarf joint A09 is hooked in described hook A04, because
The reaction force of the glass bronze material compression recovery of described hook A04 is strong, when assembling shell and cabinet, can be multiple via compression
Allowing the first scarfing unit unit A06 to be halved together with the second scarfing unit unit A01, subsequently described hook A04 is multiple for former reaction force
Former, be hooked on the A08 of lower end, accordingly even when pipeline be subjected to displacement or external action under, the first scarfing unit unit A06 is embedding with second
The combination of socket part unit A01 is still very firm, will not produce and mutually loosen the problem departing from so that guaranteeing subsequently with more suitable
Freely.
In the way of brief description, the present invention is described above, it will be understood by those of skill in the art that the disclosure
It is not limited to embodiments described above, in the case of without departing from the scope of the present invention, can make a variety of changes, change and replace
Change.
Claims (4)
1. a kind of static electric energy meter, it is characterised in that including electric power signal sampling module, comprises current sample module and voltage
Sampling module；Metering module, is connected with described electric power signal sampling module, obtains electric current, the sampled signal of voltage, to single-phase three
The voltage of line, electric current, power, electric energy are measured；Logging modle, is connected with described metering module, for recording metering module
The data of metering；Microcontroller, is connected with described metering module, from described metering module read continuous data and carry out following from
Reason：Active power, reactive power, apparent energy, voltage effective value and electric current are calculated respectively according to the data of metering module metering
Effectively Value Data；Load data is calculated according to active power；Load data is carried out recording, shows and Communication processing；Self-inspection
Process, self-inspection timesharing setting mistake, nonvolatile storage mistake, clock error, measuring error, battery undervoltage mistake；Power supply, point
It is not connected with described metering module and microcontroller, described electric energy meter working power is provided；Described electric power signal sampling module, meter
Amount module, logging modle, microcontroller and power supply are all disposed within housing；
The accommodating chamber accommodating into mechanism of qi is set up inside described cabinet；Set up mechanism of qi in described accommodating chamber, described accommodating chamber
Lower end have through injection well, described injection well is connected with air guide channel, in addition sets on the backing of described injection well
Put the second sieve tray, in addition the afterbody of described air guide channel is aspirating end, described aspirating end is arranged in cabinet rear wall, separately
Described aspirating end communicates with inside cabinet outward；Described aspirating end towards electric power signal sampling module, metering module, logging modle,
The part setting of microcontroller and power supply；The top of described cabinet also sets up support chip, and described support chip has with described
The air admission hole communicating inside accommodating chamber, described air admission hole is also connected with dehumidifier, sets up in the more high position of described support chip
Drip pan, described drip pan is middle part domes directed downwardly, and the projection of described support chip in the vertical direction is by described Sheng
The projection of liquid disk in the vertical direction is surrounded；In addition the edge of described drip pan also carries the bend bending upward；
In addition the outer wall of described housing passes through the inwall connection with cabinet for the connector；
The concrete structure of described connector is：It contains the first scarfing unit unit on the inwall being fixed on cabinet and is fixed on shell
The second scarfing unit unit on the outer wall of body, described first scarfing unit unit has interlocking mouth and rabbets what mouth communicated with described
Hollow cavity, described first scarfing unit unit also carries the hook of glass bronze material, and described hook is with the face-to-face phase of hollow cavity
To in addition also towards the second scarfing unit unit bending；Described second scarfing unit unit is list structure, described second scarfing unit list
The bottom of unit carries scarf joint, and described scarf joint imbeds described interlocking mouth, in addition described scarf joint with projecting outwardly under
End hook is in described hook.
2. static electric energy meter according to claim 1 is it is characterised in that the material of described air guide channel is rubber.
3. static electric energy meter according to claim 1 it is characterised in that described drip pan with support chip between with connect
Bar.
4. static electric energy meter according to claim 1 is it is characterised in that the quantity of described connection strap is more than five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749643.5A CN106443165A (en) | 2016-08-29 | 2016-08-29 | Stationary electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749643.5A CN106443165A (en) | 2016-08-29 | 2016-08-29 | Stationary electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106443165A true CN106443165A (en) | 2017-02-22 |
Family
ID=58182856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610749643.5A Pending CN106443165A (en) | 2016-08-29 | 2016-08-29 | Stationary electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106443165A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999046606A9 (en) * | 1998-03-11 | 2000-02-03 | North American Power Products | Electrical power metering system |
| DE202004019570U1 (en) * | 2004-12-18 | 2005-02-24 | EMH Elektrizitätszähler GmbH & Co. KG | electricity meters |
| CN101908246A (en) * | 2010-07-29 | 2010-12-08 | 郑州新开普电子股份有限公司 | Single-phase electronic prepayment double-control electric energy meter |
| CN102062811A (en) * | 2009-11-18 | 2011-05-18 | 上海金陵智能电表有限公司 | Single-phase static watt-hour meter with wireless meter reading module |
| CN103344078A (en) * | 2013-07-08 | 2013-10-09 | 合肥华凌股份有限公司 | Refrigerator |
| CN105226531A (en) * | 2015-09-25 | 2016-01-06 | 钱国臣 | A kind of can the electric power electric cabinet of Local cooling |
| EP1804065B1 (en) * | 2005-12-31 | 2016-04-13 | Abb Ag | Mounting platform for utility meter |
-
2016
- 2016-08-29 CN CN201610749643.5A patent/CN106443165A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999046606A9 (en) * | 1998-03-11 | 2000-02-03 | North American Power Products | Electrical power metering system |
| DE202004019570U1 (en) * | 2004-12-18 | 2005-02-24 | EMH Elektrizitätszähler GmbH & Co. KG | electricity meters |
| EP1804065B1 (en) * | 2005-12-31 | 2016-04-13 | Abb Ag | Mounting platform for utility meter |
| CN102062811A (en) * | 2009-11-18 | 2011-05-18 | 上海金陵智能电表有限公司 | Single-phase static watt-hour meter with wireless meter reading module |
| CN101908246A (en) * | 2010-07-29 | 2010-12-08 | 郑州新开普电子股份有限公司 | Single-phase electronic prepayment double-control electric energy meter |
| CN103344078A (en) * | 2013-07-08 | 2013-10-09 | 合肥华凌股份有限公司 | Refrigerator |
| CN105226531A (en) * | 2015-09-25 | 2016-01-06 | 钱国臣 | A kind of can the electric power electric cabinet of Local cooling |
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Application publication date: 20170222 |
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