CN207703910U - A kind of three-phase electric energy meter of double power-supply system - Google Patents
A kind of three-phase electric energy meter of double power-supply system Download PDFInfo
- Publication number
- CN207703910U CN207703910U CN201721590250.0U CN201721590250U CN207703910U CN 207703910 U CN207703910 U CN 207703910U CN 201721590250 U CN201721590250 U CN 201721590250U CN 207703910 U CN207703910 U CN 207703910U
- Authority
- CN
- China
- Prior art keywords
- electric energy
- energy meter
- front housing
- installation cavity
- main control
- 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 - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 26
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 4
- 239000011521 glass Substances 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Beverage Vending Machines With Cups, And Gas Or Electricity Vending Machines (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model discloses a kind of three-phase electric energy meter of double power-supply system, including electric energy meter ontology, electric energy meter ontology includes rear shell and front housing, the rear shell and front housing are connected by screw, the rear shell docked with the front housing after inside formed element installation cavity, main control board is equipped in element installation cavity, the display screen being connect by winding displacement with the main control board, the side of the display screen is mutually clamped by the interconnecting piece formed on the outside with the card slot on front housing, by the way that separator is spaced, to form air-flow logical between the display screen and the main control board, the bottom of the main control board and element installation cavity is spaced by spacer post, there is stomata in at least side of the element installation cavity, the element installation cavity is communicated with outside.The utility model is conducive to the heat dissipation generated heat when electric energy meter workpiece, and mounting structure is stablized.
Description
Technical field
The utility model is related to have electric energy meter technical field, and in particular to a kind of three-phase electric energy meter of double power-supply system.
Background technology
It is existing to carry two kinds of powering modes of super capacitor and battery, the three-phase electric energy meter of the power-supply system of automatic switchover, base
There is versatility ladder charge system, GPRS communication functions, infrared communication function, 485 communication functions, display liquid crystal to carry for this
Stable 12V is for electricity output, as shown in figure 4, include master controller MCU, and with the GPRS module of the master controller, infrared
Module, display screen and 485 modules can meet the needs of enterprise to realize above-mentioned corresponding function, however this double electric
The inner mounting structure of the three-phase electric energy meter of source system is excessively compact, causes internal heat that can not be effectively dissipated away, influences
The performance of electric energy meter, and there is the case where loosening in the installation of its display screen.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, and provide a kind of double power-supply system
Three-phase electric energy meter.
Technical solution is used by realize the purpose of this utility model：
A kind of three-phase electric energy meter of double power-supply system, including electric energy meter ontology, the electric energy meter ontology include rear shell and preceding
Shell, the rear shell and front housing are connected by screw, the rear shell docked with the front housing after inside formed element installation cavity,
Equipped with main control board in element installation cavity, the display screen being connect by winding displacement with the main control board, the display screen
Side is mutually clamped by the interconnecting piece formed on the outside with the card slot on front housing, between the display screen and the main control board
Form that air-flow is logical, and the bottom of the main control board and element installation cavity is spaced by spacer post by the way that separator is spaced,
There is stomata in at least side of the element installation cavity, and the element installation cavity is communicated with outside.
There are glass vision panel and card inserting mouth, the glass vision panel to include glass plate and pacify the glass plate on the front housing
Installing frame on the front housing, the installing frame are Nian Jie with the medial surface of the front housing.
The top and bottom of the electric energy meter ontology have installation interconnecting piece, the installation interconnecting piece to have bolt hole respectively.
The utility model realizes the space inside electric energy meter and forms multiple gas channels by above technical scheme, and
It is opposite by stomata with outside, be conducive to the heat dissipation generated heat when electric energy meter workpiece, and mounting structure is stablized, and part will not be caused
Loosening happens, and is conducive to promoting the use of for the three-phase electric energy meter of double power-supply system.
Description of the drawings
Fig. 1 is the schematic front view of the three-phase electric energy meter of double power-supply system；
Fig. 2 is the schematic diagram after the connection of rear shell and front housing；
Fig. 3 is the view of the inside of front housing；
Fig. 4 is the principle schematic of the three-phase electric energy meter of existing double power-supply system.
Specific implementation mode
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
Referring to shown in Fig. 1-3, a kind of three-phase electric energy meter of double power-supply system, including electric energy meter ontology described in electric energy meter ontology
Including master controller, the GPRS module being connect with the master controller, infrared module, liquid crystal display and 485 modules, also wrap
Include the double power-supply system that lithium battery and super capacitor are constituted.The above is the prior art, to its circuit structure no longer into
Row is described in detail, schematic diagram shown in Figure 4.
The electric energy meter ontology further includes having rear shell 2 and front housing 1, and the rear shell and front housing are connected by screw 8, institute
It states and forms element installation cavity 15 in inside after rear shell is docked with the front housing, main control board 12 is equipped in element installation cavity, with
The display screen 6 that the main control board is connected by winding displacement, the side of the display screen pass through the interconnecting piece 61 that is formed on the outside
It is clamped with 16 phase of card slot on front housing, is formed by separator 14 is spaced between the display screen and the main control board
Air-flow is logical, and the bottom of the main control board and element installation cavity is spaced by spacer post 13, and the element installation cavity is at least
There is stomata in side, and the element installation cavity is communicated with outside.
The stomata is two, including the stomata 10 of upside and the stomata 11 of downside, is respectively formed in the rear shell
Top and bottom face on.
There are glass vision panel and card inserting mouth 7 on the front housing, the glass vision panel includes glass plate 5 and by the glass plate
Installing frame 17 on the front housing, the installing frame are Nian Jie with the medial surface of the front housing.
Interconnecting piece 3 and lower interconnecting piece 4 are installed in the top and bottom of the electric energy meter ontology respectively, and the installation connects
Socket part has bolt hole 9, the upper interconnecting piece 3 and lower interconnecting piece 4 to be integrally formed structures with rear shell.
The utility model realizes the space inside electric energy meter and forms multiple gas channels by above technical scheme, and
It is opposite by stomata with outside, be conducive to the heat dissipation generated heat when electric energy meter workpiece, and mounting structure is stablized, and part will not be caused
Loosening happens, and is conducive to promoting the use of for the three-phase electric energy meter of double power-supply system.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (3)
1. a kind of three-phase electric energy meter of double power-supply system, including electric energy meter ontology, the electric energy meter ontology includes rear shell and front housing,
The rear shell and front housing are connected by screw, the rear shell docked with the front housing after inside formed element installation cavity, member
Equipped with main control board in part installation cavity, the display screen being connect by winding displacement with the main control board, the one of the display screen
Side is mutually clamped by the interconnecting piece formed on the outside with the card slot on front housing, is led between the display screen and the main control board
It crosses separator to be spaced and form air-flow and lead to, the bottom of the main control board and element installation cavity is spaced by spacer post, institute
There is stomata in at least side for stating element installation cavity, and the element installation cavity is communicated with outside.
2. the three-phase electric energy meter of double power-supply system as described in claim 1, which is characterized in that have on the front housing glass vision panel and
Card inserting mouth, the glass vision panel include glass plate and the glass plate are mounted on the installing frame on the front housing, the peace
It frames up Nian Jie with the medial surface of the front housing.
3. the three-phase electric energy meter of double power-supply system as described in claim 1, which is characterized in that the upper end of the electric energy meter ontology with
Lower end has installation interconnecting piece, the installation interconnecting piece to have bolt hole respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721590250.0U CN207703910U (en) | 2017-11-24 | 2017-11-24 | A kind of three-phase electric energy meter of double power-supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721590250.0U CN207703910U (en) | 2017-11-24 | 2017-11-24 | A kind of three-phase electric energy meter of double power-supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703910U true CN207703910U (en) | 2018-08-07 |
Family
ID=63023395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721590250.0U Expired - Fee Related CN207703910U (en) | 2017-11-24 | 2017-11-24 | A kind of three-phase electric energy meter of double power-supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703910U (en) |
-
2017
- 2017-11-24 CN CN201721590250.0U patent/CN207703910U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190505 Address after: 300401 No. 8 Liaohe Road, Beichen Science and Technology Park, Tianjin Patentee after: TIANJIN SANYUAN POWER EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 300401 No. 8 Liaohe Road, Beichen District Science and Technology Park, Tianjin Patentee before: TIANJIN SHENTE ELECTRIC POWER ELECTRONIC CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |