CN112198351B - Measurement core and module intelligence batch meter - Google Patents
Measurement core and module intelligence batch meter Download PDFInfo
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- CN112198351B CN112198351B CN202010723368.6A CN202010723368A CN112198351B CN 112198351 B CN112198351 B CN 112198351B CN 202010723368 A CN202010723368 A CN 202010723368A CN 112198351 B CN112198351 B CN 112198351B
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- 238000005259 measurement Methods 0.000 title description 7
- 238000004891 communication Methods 0.000 claims abstract description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 239000011258 core-shell material Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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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
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Distribution Board (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The invention discloses a metering core and a modular intelligent metering box, which comprise a shell, wherein an external circuit breaker of an electric energy meter is fixedly arranged on the outer side of the shell, an upper plug and a lower plug which are connected with the external circuit breaker of the electric energy meter are arranged in the shell, a weak current communication signal plug is also arranged in the shell, the lower plug is arranged below the upper plug, and the weak current communication signal plug is arranged below the lower plug; the top and the bottom of the shell are both provided with mortises.
Description
Technical Field
The invention belongs to the technical field of electric energy metering equipment, and particularly relates to a metering core and a modular intelligent metering box.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The modular intelligent metering box is an intelligent metering device with each component modularized, a wire-inlet breaker and various modularized functional core metering cores are arranged in the metering box, and in order to reduce the volume of the whole metering box, a metering core module needs to be designed in a targeted manner, so that the metering core module can be inserted in the metering box tightly and conveniently. The inventor finds that the modules of the existing metering core are not reasonably arranged and have larger volume; the metering cores are distributed in the metering box in a scattered manner, the installation process is complex, and the installation can not be guaranteed to be in place.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a metering core and a modular intelligent metering box, wherein all modules of the metering core are reasonably arranged, the occupied space is reduced, and the metering core can be conveniently and quickly connected with the metering box through the arrangement of a mortise.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, an embodiment of the present invention provides a metering core, including a housing, where an external electric energy meter circuit breaker is fixedly arranged outside the housing, an upper plug and a lower plug which are connected to the external electric energy meter circuit breaker are arranged inside the housing, a weak current communication signal plug is further arranged inside the housing, the lower plug is arranged below the upper plug, and the weak current communication signal plug is arranged below the lower plug; the top and the bottom of the shell are both provided with mortises.
As a further technical scheme, a current transformer is installed on a connecting line of the lower plug and the external circuit breaker of the electric energy meter and used for measuring electric quantity information.
As a further technical scheme, the weak current communication signal plug is connected with a circuit board provided with a metering chip, and the circuit board is connected with a current transformer.
As a further technical scheme, a handle is fixedly arranged at the outer side part of the shell.
As a further technical scheme, the shell outer side part is also provided with a positioning pin.
As a further technical scheme, the upper plug is connected with the upper end of the external circuit breaker of the electric energy meter through a copper bar, and the lower plug is connected with the lower end of the external circuit breaker of the electric energy meter through a copper bar.
As a further technical scheme, plug ends of the upper plug and the lower plug extend out of the shell and are fixedly connected with the shell.
In a second aspect, an embodiment of the present invention further provides a modular intelligent metering box, including a cavity, where the cavity has an accommodating space, and a plurality of metering cores as described above are sequentially arranged and inserted in the accommodating space; the top and the bottom of the accommodating space are both provided with tenons, and the tenons are connected with the mortises in a clamping manner.
As a further technical scheme, an upper socket and a lower socket are arranged on the inner side of the cavity, the upper socket is connected with an upper plug in an inserting manner, the lower socket is connected with a lower plug in an inserting manner, the upper socket is connected with an incoming line copper bar, and the lower socket is connected with an outgoing line copper bar of a branch household.
As a further technical scheme, the cavity is provided with a positioning hole, and the bottom of the positioning hole is provided with a proximity sensor for detecting whether the metering core is inserted in place or not; and a weak current communication signal socket is arranged in the cavity, and a weak current communication signal plug is connected with the weak current communication signal socket in an inserting manner.
The beneficial effects of the above-mentioned embodiment of the present invention are as follows:
according to the metering core, the lower plug is arranged below the upper plug, the weak-current communication signal plug is arranged below the lower plug, all modules are reasonably arranged, the occupied space is reduced, and the metering core can be conveniently and quickly connected with a metering box through the arrangement of the mortises.
According to the metering core, the external circuit breaker of the electric energy meter is arranged in the rectangular metering core shell, so that the operation of power failure and power transmission for individual households is facilitated.
According to the metering core, the handle is arranged on the shell, when the metering core is damaged, the handle is pulled, the metering core is pulled out, and a new metering core is replaced, so that the operation and maintenance cost is greatly saved.
According to the metering box, the plurality of metering cores are sequentially arranged in the cavity of the metering box, so that the metering cores are ensured to be closely arranged in the shell, and the occupied volume is reduced; the tenon fourth of twelve earthly branches structure that measurement core and cavity cooperation set up makes the mounting means more convenient.
According to the metering box, the positioning pin arranged at the rear end of the metering core is matched with the cavity positioning hole, so that the metering box has the function of aligning the metering core, the proximity sensor arranged in the positioning hole can detect whether the metering core is inserted in place or not, and the situation that a user is not full due to insufficient insertion caused by negligence of work is avoided.
According to the metering box, the weak current communication signal plug arranged on the metering core is matched with the weak current communication signal socket, so that the internally collected power utilization information can be uploaded to the main control module for centralized processing.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic front perspective view of a metering core of the present invention;
FIG. 2 is a rear perspective view of a metering core of the present invention;
FIG. 3 is a schematic view of the internal perspective of a metering core of the present invention;
FIG. 4 is a schematic left side view of the internal structure of the metering core of the present invention;
FIG. 5 is a schematic diagram of a three-dimensional structure of a cavity of the batch tank of the present invention;
in the figure: 1. the metering core comprises a metering core shell, 101, a mortise, 2, a handle, 3, an external breaker of an electric energy meter, 4, an upper plug, 5, a lower plug, 6, a positioning pin, 7, a weak current communication signal plug, 8, a current transformer, 9, a cavity, 901, a tenon, 902, an upper socket, 903, a lower socket, 904, a positioning hole, 905 and a weak current communication signal socket.
The spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The terms "mounted", "connected", "fixed", and the like in the present invention should be understood broadly, and for example, the terms "mounted", "connected", "fixed", and the like may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and the terms used in the present invention should be understood as having specific meanings to those skilled in the art.
As described in the background of the invention, the prior art is not sufficient, and in order to solve the technical problems, the invention provides a metering core and a modular intelligent metering box.
Example 1:
in a typical embodiment of the present invention, as shown in fig. 1, a metering core applied to a modular smart metering box is provided, and in this embodiment, the appearance of the metering core is a rectangular structure.
The metering core comprises a metering core shell 1, wherein bulges are fixed at the upper end and the lower end of the front side of the metering core shell 1 to be used as handles 2, and the handles 2 are pulled outwards when the metering core is installed and replaced;
the front side of the metering core shell 1 is also provided with an external breaker 3 of an electric energy meter, and the external breaker is used for conducting power-off and power-transmission processing on individual households.
As shown in fig. 2, the top surface and the bottom surface of the metering core housing 1 are both provided with mortises 101 for being fixedly connected with the cavity 9, as shown in fig. 5, tenons 901 are arranged at corresponding positions up and down on the inner surface of the cavity 9 for accommodating the metering core, and the mortises and tenons are connected and fixed together.
As shown in fig. 2-4, an upper plug 4 and a lower plug 5, which are electrically connected to an external circuit breaker 3 of the electric energy meter, are arranged inside the metering core housing of the embodiment, specifically, the upper plug is connected to the upper end of the external circuit breaker of the electric energy meter through a copper bar inside the metering core housing, and the lower plug is connected to the lower end of the external circuit breaker of the electric energy meter through a copper bar inside the metering core housing.
The plug ends of the upper plug 4 and the lower plug 5 extend out of the metering core shell 1 and are fixed on the rear side of the metering core shell 1 so as to be connected with an upper socket and a lower socket of the cavity 9 in an inserting manner. The plug end refers to the male joint end of the upper plug and the lower plug.
And a current transformer 8 is arranged on a connecting line of the lower plug 5 in the measuring core and the external circuit breaker 3 of the electric energy meter and is used for measuring electric quantity information.
Still be equipped with weak current communication signal plug 7 in the measurement core casing, weak current communication signal plug has the circuit board of installing the measurement chip at measurement core casing internal connection, and current transformer is connected to the circuit board for with electric quantity information transmission to intelligent batch meter's host system, corresponding, the position that corresponds weak current communication signal plug 7 in the cavity 9 is provided with weak current communication signal socket 905. The weak current communication signal plug 7 is connected with the weak current communication signal socket 905 in an inserting way.
The rear side of the metering core shell 1 is also provided with two cylinders as positioning pins 6, correspondingly, the positions corresponding to the positioning pins 6 in the cavity 9 are provided with matched positioning holes 904, and the bottoms of the positioning holes 904 are provided with proximity sensors for detecting whether the metering core is inserted in place or not.
According to the invention, the lower plug is arranged below the upper plug, the weak current communication signal plug is arranged below the lower plug, the upper plug and the lower plug are arranged in the upper half area of the back side of the metering core shell, and the two positioning pins and the weak current communication signal plug are arranged in the lower half area of the back side of the metering core shell, so that the arrangement of all parts of the metering core is more reasonable and compact, and the space is saved.
This measurement core is fit for module intelligence batch meter and uses to can make the branch family measure the compact convenient installation under the prerequisite that does not influence its function realization among the batch meter of core module, make things convenient for the maintenance replacement installation in later stage.
Example 2:
the embodiment provides a modular intelligent metering box, which comprises a cavity 9, as shown in fig. 5, wherein the cavity 9 has an accommodating space for accommodating the metering cores, and a plurality of metering cores are sequentially arranged and inserted in the accommodating space of the cavity 9.
The top and the bottom of the accommodating space of the cavity 9 are both provided with a tenon 901, and the tenon 901 is fixedly connected with the mortise 101 at the top and the bottom of the metering core through a mortise-tenon joint. Therefore, the metering core shell is movably connected in the cavity through mortise and tenon connection of the mortises and the tenons.
An upper socket 902 and a lower socket 903 are arranged on the inner side of the cavity 9 for accommodating the metering core, the upper socket is in plug-in connection with an upper plug of the metering core, the lower socket is in plug-in connection with a lower plug of the metering core, the upper socket 902 is connected with an incoming line copper bar, and the lower socket 903 is connected with an outgoing line copper bar of a household.
A matched positioning hole 904 is arranged in the accommodating space of the cavity 9 corresponding to the positioning pin 6, when the metering core is inserted into the cavity, the positioning pin is inserted into the positioning hole, and a proximity sensor is arranged at the bottom of the positioning hole 904 and used for detecting whether the metering core is inserted in place.
A weak current communication signal socket 905 is arranged in the cavity 9 corresponding to the weak current communication signal plug 7. The weak current communication signal plug 7 is connected with the weak current communication signal socket 905 in an inserting mode. The weak current communication signal socket is connected with the functional module of the intelligent metering box.
The upper socket, the lower socket, the positioning hole and the weak current communication signal socket are sequentially arranged on the back face of the cavity from top to bottom.
During installation of the embodiment, only the positions of the cavity tenon 901 and the metering core mortise 101 need to be aligned, then the metering core shell 1 is pushed, the upper plug 4 is inserted into the upper socket 902, the lower plug 5 is inserted into the lower socket 903, the weak current communication signal plug 7 is inserted into the weak current communication signal socket 905, the positioning pin 6 is inserted into the bottom of the positioning hole 904 to trigger the proximity sensor, and after the insertion in place is detected, the external circuit breaker 3 of the electric energy meter is closed, so that power can be supplied to individual households.
When the metering core needs to be replaced and maintained, the handle 2 is pulled to pull out the metering core, and a new metering core is inserted in the same method, so that the time required by the whole step is extremely short, the maintenance efficiency is extremely high, and the electricity utilization experience of a user is greatly improved; each metering core forms modularization and is sequentially arranged and inserted in the cavity, so that the metering cores of a plurality of households can be closely arranged and installed in the metering box, and the volume of the metering box is reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A modular intelligent metering box is characterized by comprising a cavity, wherein the cavity is provided with an accommodating space, and a plurality of metering cores are sequentially arranged and inserted in the accommodating space; the metering core comprises a shell, an external circuit breaker of the electric energy meter is fixedly arranged on the outer side of the shell, an upper plug and a lower plug which are connected with the external circuit breaker of the electric energy meter are arranged in the shell, a weak current communication signal plug is further arranged in the shell, the lower plug is arranged below the upper plug, and the weak current communication signal plug is arranged below the lower plug; mortises are formed in the top and the bottom of the shell; the top and the bottom of the accommodating space are both provided with tenons, and the tenons are connected with the mortises in a clamping manner;
a handle is fixedly arranged at the outer side part of the shell; the outer side part of the shell is also provided with a positioning pin; the cavity is provided with a positioning hole, and the bottom of the positioning hole is provided with a proximity sensor for detecting whether the metering core is inserted in place; and a weak current communication signal socket is arranged in the cavity, and a weak current communication signal plug is connected with the weak current communication signal socket in an inserting manner.
2. The modular intelligent metering box of claim 1, wherein a current transformer is installed on a connecting line of the lower plug and an external circuit breaker of the electric energy meter for metering electric quantity information.
3. The modular intelligent metering box of claim 2, wherein the weak current communication signal plug is connected with a circuit board provided with a metering chip, and the circuit board is connected with a current transformer.
4. The modular intelligent metering box of claim 1, wherein the upper plug is connected with the upper end of the external circuit breaker of the electric energy meter through a copper bar, and the lower plug is connected with the lower end of the external circuit breaker of the electric energy meter through a copper bar.
5. The modular intelligent metering box of claim 1, wherein the plug ends of the upper plug and the lower plug extend out of the housing and are fixedly connected with the housing.
6. The modular intelligent metering box of claim 1, wherein an upper socket and a lower socket are arranged on the inner side of the cavity, the upper socket is connected with the upper plug in a plugging manner, the lower socket is connected with the lower plug in a plugging manner, the upper socket is connected with an incoming line copper bar, and the lower socket is connected with a branch outgoing line copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723368.6A CN112198351B (en) | 2020-07-24 | 2020-07-24 | Measurement core and module intelligence batch meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723368.6A CN112198351B (en) | 2020-07-24 | 2020-07-24 | Measurement core and module intelligence batch meter |
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| Publication Number | Publication Date |
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| CN112198351A CN112198351A (en) | 2021-01-08 |
| CN112198351B true CN112198351B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010723368.6A Active CN112198351B (en) | 2020-07-24 | 2020-07-24 | Measurement core and module intelligence batch meter |
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| Country | Link |
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| CN (1) | CN112198351B (en) |
Cited By (1)
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|---|---|---|---|---|
| WO2024089200A1 (en) * | 2022-10-27 | 2024-05-02 | Phoenix Contact Gmbh & Co. Kg | Pluggable energy measuring module |
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| CN112198351A (en) | 2021-01-08 |
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Effective date of registration: 20220609 Address after: No. 150, Jinger Road, Daguanyuan, Shizhong District, Jinan City, Shandong Province Applicant after: Shandong Electric Power Marketing Center Applicant after: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER Co. Applicant after: STATE GRID CORPORATION OF CHINA Address before: 250003 2000 Wang Yue Road, Ji'nan, Shandong Applicant before: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER Co. Applicant before: STATE GRID CORPORATION OF CHINA |
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