CN205157599U - Guide tracked three -phase electric energy meter - Google Patents
Guide tracked three -phase electric energy meter Download PDFInfo
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- CN205157599U CN205157599U CN201520836968.8U CN201520836968U CN205157599U CN 205157599 U CN205157599 U CN 205157599U CN 201520836968 U CN201520836968 U CN 201520836968U CN 205157599 U CN205157599 U CN 205157599U
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- electric energy
- energy meter
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Abstract
The utility model relates to a guide tracked three -phase electric energy meter belongs to the electric energy meter field, has solved that current guide tracked electric energy meter is bulky, complicated overhaul the difficulty and measurement accuracy is low in the operation, the unstable problem of performance, and the technical scheme of adoption: the bottom surface of casing base is provided with and is used for the spout be connected with the guide rail, and the inside of casing base is provided with eight terminal mounting grooves, and equal joint has the terminal in the terminal mounting groove, and respectively through connection piece and shunt connector between relative two terminals that set up, electronic component places the district top and installs and be used for the front panel that shows, and electronic component places and is provided with inside control assembly in the district, inside control assembly includes main MCU control chip, main MCU control chip electricity is connected with metering modules, power module, LCD display module, and the metering modules operation the power output pulse is sent to through sampling circuit to electric wire netting medium voltage, current signal, and main MCU control chip amounts to, saves, shows the pulse and manages and realize whole ammeter function.
Description
technical field:
The utility model belongs to electric energy meter field, particularly relates to a kind of guide tracked three-phase electric energy meter.
background technology:
Electric energy meter is used to the instrument measuring electric energy, and also known as watt-hour meter, along with the develop rapidly of China's economy, all trades and professions are also increasing to the demand of electricity, and electric power resource is in short supply and the unbalanced phenomenon of different time power consumption is still serious.For alleviating the increasingly sharp-pointed imbalance between power supply and demand of China, improve electricity consumption unbalanced, electricity consumption of advocating thriftiness, improve the power consumption efficiency in the whole nation, Appropriate application electric power resource has become one of current fundamental state policy of building a harmonious society.
A large amount of consumption of electric energy concentrate on low-voltage distribution terminal, and traditional terminal power distribution metering major part adopts wall-hanging installation electric energy meter, the shortcomings such as need to be equipped with special mounting box for electric energy meter, ubiquity volume is large, and scene is inconvenient.In order to solve the problems of the technologies described above, research staff have devised guide rail type electrical energy meter, and compared with traditional wall-hanging electric energy meter, guide rail type electrical energy meter volume is little, advantage easy for installation.But it is along with the expansion of electric energy meter application and the development of science and technology, also more and more higher to the requirement of electric energy meter.Existing guide rail type electrical energy meter due to internal space layout is unreasonable and between parts syndeton complicated, cause guide rail type electrical energy meter can not reduced volume further, and operation be also inconvenient.Existing three-phase electric energy meter measuring accuracy is low in addition, unstable properties.
utility model content:
The utility model overcomes the deficiency that prior art exists, solve the problem that existing guide rail type electrical energy meter volume is large, complicated operation maintenance is difficult, aim to provide a kind of guide tracked three-phase electric energy meter, this guide tracked three-phase electric energy meter is rationally distributed, compact conformation, parts connect simple, volume is little, simple to operation and measuring accuracy is high, stable and reliable for performance.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of guide tracked three-phase electric energy meter, comprise housing base, the bottom surface of housing base is provided with the chute for being connected with guide rail, the bottom of guide rail is provided with draw-in groove, passive buckle is installed with in described draw-in groove, described buckle is divided into upper end and lower end, be connected by spring between upper end with lower end, upper end pushes up and is contained in draw-in groove under the effect of spring force, the inside of housing base is provided with eight terminal mounting grooves, described eight terminal mounting grooves are oppositely arranged between two, all binding post is connected with in terminal mounting groove, housing base outside binding post is provided with the wiring hole adapted with it, be connected with a shunt respectively by three braces between two binding posts be oppositely arranged, the top of housing base is installed with case top lid, the middle part of case top lid is electronic component rest area, the case top lid of both sides, electronic component rest area offers multiple terminal hole, front panel for showing is installed above electronic component rest area,
Internal control assembly is provided with in described electronic component rest area, described internal control assembly comprises main MCU control chip, described main MCU control chip is electrically connected with metering module, power module, LCD display module, voltage in electrical network, current signal are delivered to metering module calculation process by sample circuit and are exported electrical energy pulse, and main MCU control chip paired pulses carries out adding up, store, show and management realizes whole ammeter function.
Further, describedly between two terminal mounting grooves of homonymy, reinforcement gusset is provided with.
Further, the corner, inner side of housing base is all integrally provided with threaded post, the corner place of case top lid is provided with threaded hole, and case top lid is fixedly connected with housing base with threaded post through described threaded hole by bolt.
Further, the case top lid of both sides, described electronic component rest area is provided with terminal cap, and terminal cap and case top lid are rotatably connected and terminal cap is fastened on above terminal hole.
Further, main MCU control chip adopts MC68HC908LJl2 chip.
The utility model compared with prior art has following beneficial effect: three-phase electric energy meter entirety of the present utility model is made up of housing base and case top lid, housing base inside arranges independently terminal mounting groove and electronic component rest area, the knot that this setup can simplify electric energy meter is greatly enough, reduce the volume of electric energy meter, whole rationally distributed, reduce the cost of manufacture of electric energy meter.Effectively can increase the usable range of electric energy meter, realize effective management of terminal electric energy metrical.
In addition, by adopting MC68HC908LJl2 chip, this chip internal is integrated with two 16 bit timing devices TIMl, TIM2,6 path 10 position ADC, serial communication interface SCI and Serial Peripheral components either extend interface SPI, and there is the RAM storer of high speed flash memory FLASH and 512B of 12KB, built-in phaselocked loop, the crystal oscillator of the 32.768KHZ of available low frequency just can obtain 32MHZ clock, and the antijamming capability of system is improved greatly.Have low-voltage reset, the functions such as illegal operation code reset, illegal address reset, make the reliability and stability of chip greatly strengthen.
accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is the detonation configuration schematic diagram of the guide tracked three-phase electric energy meter of the utility model.
Fig. 2 is the structural representation of housing base.
Fig. 3 is the structural representation of case top lid.
Fig. 4 is the structural representation of internal control assembly.
Fig. 5 is the mounting structure schematic diagram of housing base and guide rail.
In figure: 1 is housing base, 11 is chute, and 12 is terminal mounting groove, and 13 is wiring hole, 14 for strengthening gusset, and 15 is threaded post, and 2 is binding post, and 3 is brace, 4 is shunt, and 5 is case top lid, and 51 is electronic component rest area, and 52 is terminal hole, 53 is threaded hole, and 6 is front panel, and 71 is main MCU control chip, and 72 is metering module, 73 is power module, and 74 is LCD display module, and 8 is terminal cap, and 91 is buckle, 92 is upper end, and 93 is lower end, and 94 is spring.
embodiment:
As Figure 1-Figure 5, a kind of guide tracked three-phase electric energy meter, comprise housing base 1, the bottom surface of housing base 1 is provided with the chute 11 for being connected with guide rail, the bottom of guide rail is provided with draw-in groove, passive buckle 91 is installed with in described draw-in groove, described buckle 91 is divided into upper end 92 and lower end 93, be connected by spring 94 between upper end 92 with lower end 93, upper end 92 pushes up and is contained in draw-in groove under the effect of spring 94 elastic force, this guide tracked connected mode installs stability by force, ensures that whole housing base 1 can not rock.
The inside of housing base 1 is provided with eight terminal mounting grooves 12, described eight terminal mounting grooves 12 are oppositely arranged between two, binding post 2 is all connected with in terminal mounting groove 12, housing base 1 outside binding post 2 is provided with the wiring hole 13 adapted with it, be connected with a shunt 4 respectively by three braces 3 between two binding posts 2 be oppositely arranged, the top of housing base 1 is installed with case top lid 5, the middle part of case top lid 5 is electronic component rest area 51, the case top lid 5 of both sides, electronic component rest area 51 offers multiple terminal hole 52, front panel 6 for showing is installed above electronic component rest area 51.Front panel 6 is for being positioned in the middle part of inverted T-shaped, and can make more eye-catching the showing of instrument parameter, display effect is good.
As shown in Figure 4, internal control assembly is provided with in described electronic component rest area 51, described internal control assembly comprises main MCU control chip 71, described main MCU control chip 71 is electrically connected with metering module 72, power module 73, LCD display module 74, voltage in electrical network, current signal are delivered to metering module 72 calculation process by sample circuit and are exported electrical energy pulse, and main MCU control chip 71 paired pulses carries out adding up, store, show and management realizes whole ammeter function.
In addition, the main MCU control chip 71 in the utility model adopts MC68HC908LJl2 chip.The ATT7030A computation chip that computation chip adopts Hao Hui Microtronics A/S of Shenzhen to produce.
In order to promote the structural strength of terminal mounting groove 12, described being provided with between two terminal mounting grooves 12 of homonymy strengthens gusset 14.Strengthen the stability that gusset 14 can increase terminal mounting groove 12, ensure the strength of joint of brace 3, shunt 4 and binding post 2, thus promote the serviceable life of whole electric energy meter.
In addition, the corner, inner side of housing base 1 is all integrally provided with threaded post 15, the corner place of case top lid 5 is provided with threaded hole 53, and case top lid 5 is fixedly connected with housing base 1 with threaded post 15 through described threaded hole 53 by bolt.This anatomical connectivity is stablized, and it is little to take inner space, and can dismantle, easy access.
The case top lid 5 of both sides, described electronic component rest area 51 is provided with terminal cap 8, and terminal cap 8 and case top lid 5 are rotatably connected and terminal cap 8 is fastened on above terminal hole 52.Can open terminal cap 8 during use for connecting and maintenance, terminal cap 8 fastens and prevents dust from entering electric energy meter inside from terminal hole 52 at ordinary times.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (5)
1. a guide tracked three-phase electric energy meter, it is characterized in that: comprise housing base (1), the bottom surface of housing base (1) is provided with the chute (11) for being connected with guide rail, the bottom of guide rail is provided with draw-in groove, passive buckle (91) is installed with in described draw-in groove, described buckle (91) is divided into upper end (92) and lower end (93), be connected by spring (94) between upper end (92) with lower end (93), upper end (92) top under the effect of spring (94) elastic force is contained in draw-in groove, the inside of housing base (1) is provided with eight terminal mounting grooves (12), described eight terminal mounting grooves (12) are oppositely arranged between two, binding post (2) is all connected with in terminal mounting groove (12), the housing base (1) in binding post (2) outside is provided with the wiring hole (13) adapted with it, be connected with a shunt (4) respectively by three braces (3) between two binding posts (2) be oppositely arranged, the top of housing base (1) is installed with case top lid (5), the middle part of case top lid (5) is electronic component rest area (51), the case top lid (5) of electronic component rest area (51) both sides offers multiple terminal hole (52), top, electronic component rest area (51) is provided with the front panel (6) for showing,
Internal control assembly is provided with in described electronic component rest area (51), described internal control assembly comprises main MCU control chip (71), described main MCU control chip (71) is electrically connected with metering module (72), power module (73), LCD display module (74), voltage in electrical network, current signal are delivered to metering module (72) calculation process by sample circuit and are exported electrical energy pulse, and main MCU control chip (71) paired pulses carries out adding up, store, show and management realizes whole ammeter function.
2. a kind of guide tracked three-phase electric energy meter according to claim 1, is characterized in that: described in be positioned at homonymy two terminal mounting grooves (12) between be provided with and strengthen gusset (14).
3. a kind of guide tracked three-phase electric energy meter according to claim 1 and 2, it is characterized in that: the corner, inner side of housing base (1) is all integrally provided with threaded post (15), the corner place of case top lid (5) is provided with threaded hole (53), and case top lid (5) is fixedly connected with housing base (1) with threaded post (15) through described threaded hole (53) by bolt.
4. a kind of guide tracked three-phase electric energy meter according to claim 3, it is characterized in that: the case top lid (5) of described electronic component rest area (51) both sides is provided with terminal cap (8), terminal cap (8) and case top lid (5) are rotatably connected and terminal cap (8) is fastened on terminal hole (52) top.
5. a kind of guide tracked three-phase electric energy meter according to claim 4, is characterized in that: main MCU control chip (71) adopts MC68HC908LJl2 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836968.8U CN205157599U (en) | 2015-10-27 | 2015-10-27 | Guide tracked three -phase electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520836968.8U CN205157599U (en) | 2015-10-27 | 2015-10-27 | Guide tracked three -phase electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205157599U true CN205157599U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520836968.8U Expired - Fee Related CN205157599U (en) | 2015-10-27 | 2015-10-27 | Guide tracked three -phase electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205157599U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842497A (en) * | 2016-05-07 | 2016-08-10 | 徐帆 | Intelligent guide rail meter based on wireless monitoring |
| CN112968523A (en) * | 2021-02-23 | 2021-06-15 | 珠海万力达电气自动化有限公司 | Modularized intelligent power distribution terminal and self-healing control method thereof |
-
2015
- 2015-10-27 CN CN201520836968.8U patent/CN205157599U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842497A (en) * | 2016-05-07 | 2016-08-10 | 徐帆 | Intelligent guide rail meter based on wireless monitoring |
| CN112968523A (en) * | 2021-02-23 | 2021-06-15 | 珠海万力达电气自动化有限公司 | Modularized intelligent power distribution terminal and self-healing control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20161027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |