CN204391904U - Distribution transformer load and voltage wireless monitor transmitting device - Google Patents
Distribution transformer load and voltage wireless monitor transmitting device Download PDFInfo
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- CN204391904U CN204391904U CN201520126298.0U CN201520126298U CN204391904U CN 204391904 U CN204391904 U CN 204391904U CN 201520126298 U CN201520126298 U CN 201520126298U CN 204391904 U CN204391904 U CN 204391904U
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- 238000004891 communication Methods 0.000 claims abstract description 50
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 23
- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 238000005516 engineering process Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000001131 transforming effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000007726 management method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of distribution transformer load and voltage wireless monitor transmitting device, comprise Combined metering terminal box, high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler, state-signal collection and wireless communication module, power module; Described Combined metering terminal box connects described high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler described in described high pressure measurement signal mode number conversion model calling, described electric energy metrical photoelectric sampler connects described state-signal collection and wireless communication module, and described state-signal collection and wireless communication module are long-range correspondingly connects described marketing or distribution master station server.The utility model can by the voltage and current signal long range radio transmissions of distribution transformer, be convenient to marketing or distribution master station server confluence analysis is carried out to teledata, the field conditions such as the load of Added Management personnel control distribution transformer, voltage, find situation such as overload distribution transforming and electric voltage exception etc. in real time.
Description
Technical field
The utility model relates to a kind of wireless monitor transmitting device, particularly relates to a kind of distribution transformer load and voltage wireless monitor transmitting device.
Background technology
Along with urban and rural power grids load increases day by day, great changes will take place, and distribution voltage device peak load differs greatly, and cannot meet modernization, the intelligent requirements of load monitoring.By analysing in depth, the monitoring distribution transformer load factor in load intensive area, efficiency and active loss, effective economical operation of electrical network can be realized and the science of distribution transformer capacity is selected, reliable to electrical network, stablize, economical operation is significant.How to study a kind of dependable performance, information transmission distribution transformer load factor radio transmitting device fast flexibly, for the aspects such as Medial & Low Voltage Power Network planning, town and country distribution rational deployment provide first-hand full and accurate data information, become current urgent problem.
Utility model content
Technical problem to be solved in the utility model is to provide that a kind of equipment investment is few, dependable performance, remote information transmission distribution transformer load fast and voltage wireless monitor transmitting device flexibly.
For solving the problems of the technologies described above, the technical solution of the utility model is: distribution transformer load and voltage wireless monitor transmitting device, for the sample information of distribution transformer being transferred to marketing or distribution master station server, comprise Combined metering terminal box, high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler, state-signal collection and wireless communication module, power module, the input of described Combined metering terminal box is connected with the voltage transformer voltage secondary coil summation current transformer electric current secondary coil of distribution transformer, described Combined metering terminal box connects described high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler described in described high pressure measurement signal mode number conversion model calling, described electric energy metrical photoelectric sampler connects described state-signal collection and wireless communication module, described state-signal collection and wireless communication module are long-range correspondingly connects described marketing or distribution master station server, the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, the output of described power module is connected with wireless communication module with described electric energy metrical photoelectric sampler and described state-signal collection.
As preferred technical scheme, described Combined metering terminal box is that three-phase and four-line is arranged, the earth terminal of described Combined metering terminal box is connected ground connection with main grounding grid, the voltage circuit terminal of described Combined metering terminal box adopts fuse fuse terminals to arrange, the electric current input circuit terminal of described Combined metering terminal box adopts anti-open terminal to arrange, and the electric connecting member of described Combined metering terminal box all adopts Copper Parts or material.
As the improvement to technique scheme, described high pressure measurement signal analog-to-digital conversion module is the entire combination batch meter that epoxy resin dry type is built, and described high pressure measurement signal analog-to-digital conversion module comprises and analog voltage, the magnitude of current is converted to digital voltage, the voltage the second convert component of the magnitude of current and electric current the second convert component.
As the further improvement to technique scheme, described electric energy metrical photoelectric sampler is provided with≤20 road Opening Quantities and be connected to source node, voltage range DC5V ~ 24V, described electric energy metrical photoelectric sampler is embedded with software and hardware filter element.
As the further improvement to technique scheme, described state-signal collection and wireless communication module are provided with wireless telecommunication module, signal strengthens antenna and corresponding communication interface.
As improving especially further technique scheme, described communication interface comprises local communication interface and remote communication interface, and described local communication interface comprises RS-232 debugging interface, USB interface and RS-485 interface; Described remote communication interface adopts the modularization supporting GPRS, CDMA technology to arrange.
As improving especially further technique scheme, the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, described power module is provided with AC/DC modular converter, and AC/DC modular converter connects described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module.
Owing to have employed technique scheme, distribution transformer load and voltage wireless monitor transmitting device, for the sample information of distribution transformer being transferred to marketing or distribution master station server, comprise Combined metering terminal box, high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler, state-signal collection and wireless communication module, power module, the input of described Combined metering terminal box is connected with the voltage transformer voltage secondary coil summation current transformer electric current secondary coil of distribution transformer, described Combined metering terminal box connects described high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler described in described high pressure measurement signal mode number conversion model calling, described electric energy metrical photoelectric sampler connects described state-signal collection and wireless communication module, described state-signal collection and wireless communication module are long-range correspondingly connects described marketing or distribution master station server, the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, the output of described power module is connected with wireless communication module with described electric energy metrical photoelectric sampler and described state-signal collection.Described power module provides required working power for described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module; Analog voltage, the magnitude of current are converted to digital voltage, the magnitude of current by described Combined metering terminal box and described high pressure measurement signal analog-to-digital conversion module; Described electric energy metrical photoelectric sampler accepts digital voltage, the magnitude of current be converted into light signal, transfers to described state-signal collection and wireless communication module; The sampled data of system to distribution transformer is wirelessly transmitted to by described state-signal collection and wireless communication module markets or distribution master station server can receive the command information that described marketing or distribution master station server send.Described marketing or distribution master station server are provided with load factor and calculate and voltage monitoring software, carry out confluence analysis to the voltage and current signal that remote transmission is come.The utility model can by the voltage and current signal long range radio transmissions of distribution transformer, be convenient to marketing or distribution master station server confluence analysis is carried out to teledata, the field conditions such as the load of Added Management personnel control distribution transformer, voltage, real-time situation such as discovery overload distribution transforming and electric voltage exception etc., is convenient to administrative staff and analyses reason scientifically and implement improvement plan.In addition, can specification urban and rural power grids platform district's metering device and capacity of distribution transform manage further, the accuracy of metering device can be improved and reduce electric energy metrical loss, contribute to power supply enterprise and realize line loss rate decline target, play enhancing efficiency by relying on tapping internal latent power effect, produce significant economic benefit, grid equipment is normally run and ensures that supply power voltage quality has important realistic meaning.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structure principle chart of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, set forth the utility model further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art can recognize, when not departing from spirit and scope of the present utility model, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection range of claim.
As shown in Figure 1, distribution transformer load and voltage wireless monitor transmitting device, for the sample information of distribution transformer being transferred to marketing or distribution master station server, comprise Combined metering terminal box, high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler, state-signal collection and wireless communication module, power module, the input of described Combined metering terminal box is connected with the voltage transformer voltage secondary coil summation current transformer electric current secondary coil of distribution transformer, described Combined metering terminal box connects described high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler described in described high pressure measurement signal mode number conversion model calling, described electric energy metrical photoelectric sampler connects described state-signal collection and wireless communication module, described state-signal collection and wireless communication module are long-range correspondingly connects described marketing or distribution master station server, the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, the output of described power module is connected with wireless communication module with described electric energy metrical photoelectric sampler and described state-signal collection.
Described Combined metering terminal box is that three-phase and four-line is arranged; the earth terminal of described Combined metering terminal box is connected ground connection with main grounding grid; guarantee that there is reliable ground; the voltage circuit terminal of described Combined metering terminal box adopts fuse fuse terminals to arrange; there is anti-lightning strike and anti-overvoltage defencive function; the electric current input circuit terminal of described Combined metering terminal box adopts anti-open terminal to arrange, and the electric connecting member of described Combined metering terminal box all adopts Copper Parts or material.
Described high pressure measurement signal analog-to-digital conversion module is the entire combination batch meter that epoxy resin dry type is built, and has anti-electricity-theft, electroshock-proof function, is convenient to management, can carries out the advantages such as effective lead sealing; Described high pressure measurement signal analog-to-digital conversion module comprises and analog voltage, the magnitude of current is converted to digital voltage, the voltage the second convert component of the magnitude of current and electric current the second convert component, analog voltage, the magnitude of current can be converted to digital voltage, the magnitude of current, to be transferred to described electric energy metrical photoelectric sampler.
Described electric energy metrical photoelectric sampler is provided with≤20 road Opening Quantities and be connected to source node, voltage range DC5V ~ 24V, described electric energy metrical photoelectric sampler is embedded with software and hardware filter element, described electric energy metrical photoelectric sampler possesses Phototube Coupling function, embedded described software and hardware filter element can prevent from, because of input contact bounce or strong-electromagnetic field interference, malfunction misinformation occurs, described software and hardware filter element for a person skilled in the art, conventional filter element can be adopted, for known technology general knowledge, its concrete structure and operation principle do not repeat them here.
Described state-signal collection and wireless communication module are provided with wireless telecommunication module, signal strengthens antenna and corresponding communication interface.Described communication interface comprises local communication interface and remote communication interface, and described local communication interface comprises RS-232 debugging interface, USB interface and RS-485 interface; Described remote communication interface adopts the modularization supporting GPRS, CDMA technology to arrange.Said structure can ensure the reliability and stability of transfer of data.
The input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, described power module is provided with AC/DC modular converter, and AC/DC modular converter connects described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module.Alternating voltage can be converted to direct voltage by described power module, for described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module provide required DC power supply.
The operation principle of the present embodiment is: described power module provides required working power for described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module; Analog voltage, the magnitude of current are converted to digital voltage, the magnitude of current by described Combined metering terminal box and described high pressure measurement signal analog-to-digital conversion module; Described electric energy metrical photoelectric sampler receives digital voltage, the magnitude of current be converted into light signal, transfers to described state-signal collection and wireless communication module; The sampled data of system to distribution transformer is wirelessly transmitted to by described state-signal collection and wireless communication module markets or distribution master station server can receive the command information that described marketing or distribution master station server send.Described marketing or distribution master station server are provided with load factor and calculate and voltage monitoring software, carry out confluence analysis to the voltage and current signal that remote transmission is come.The present embodiment can by the voltage and current signal long range radio transmissions of distribution transformer, be convenient to marketing or distribution master station server confluence analysis is carried out to teledata, the field conditions such as the load of Added Management personnel control distribution transformer, voltage, real-time situation such as discovery overload distribution transforming and electric voltage exception etc., is convenient to administrative staff and analyses reason scientifically and implement improvement plan.In addition, by the present embodiment, can specification urban and rural power grids platform district's metering device and capacity of distribution transform manage further, the accuracy of metering device can be improved and reduce electric energy metrical loss, contribute to power supply enterprise and realize line loss rate decline target, play enhancing efficiency by relying on tapping internal latent power effect, produce significant economic benefit, grid equipment is normally run and ensures that supply power voltage quality has important realistic meaning.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. distribution transformer load and voltage wireless monitor transmitting device, for the sample information of distribution transformer being transferred to marketing or distribution master station server, it is characterized in that: comprise Combined metering terminal box, high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler, state-signal collection and wireless communication module, power module, the input of described Combined metering terminal box is connected with the voltage transformer voltage secondary coil summation current transformer electric current secondary coil of distribution transformer, described Combined metering terminal box connects described high pressure measurement signal analog-to-digital conversion module, electric energy metrical photoelectric sampler described in described high pressure measurement signal mode number conversion model calling, described electric energy metrical photoelectric sampler connects described state-signal collection and wireless communication module, described state-signal collection and wireless communication module are long-range correspondingly connects described marketing or distribution master station server, the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, the output of described power module is connected with wireless communication module with described electric energy metrical photoelectric sampler and described state-signal collection.
2. distribution transformer load as claimed in claim 1 and voltage wireless monitor transmitting device, it is characterized in that: described Combined metering terminal box is that three-phase and four-line is arranged, the earth terminal of described Combined metering terminal box is connected ground connection with main grounding grid, the voltage circuit terminal of described Combined metering terminal box adopts fuse fuse terminals to arrange, the electric current input circuit terminal of described Combined metering terminal box adopts anti-open terminal to arrange, and the electric connecting member of described Combined metering terminal box all adopts Copper Parts or material.
3. distribution transformer load as claimed in claim 1 and voltage wireless monitor transmitting device, it is characterized in that: described high pressure measurement signal analog-to-digital conversion module is the entire combination batch meter that epoxy resin dry type is built, described high pressure measurement signal analog-to-digital conversion module comprises and analog voltage, the magnitude of current is converted to digital voltage, the voltage the second convert component of the magnitude of current and electric current the second convert component.
4. distribution transformer load as claimed in claim 1 and voltage wireless monitor transmitting device, it is characterized in that: described electric energy metrical photoelectric sampler is provided with≤20 road Opening Quantities and be connected to source node, voltage range DC5V ~ 24V, described electric energy metrical photoelectric sampler is embedded with software and hardware filter element.
5. distribution transformer load as claimed in claim 1 and voltage wireless monitor transmitting device, is characterized in that: described state-signal collection and wireless communication module are provided with wireless telecommunication module, signal strengthens antenna and corresponding communication interface.
6. distribution transformer load as claimed in claim 5 and voltage wireless monitor transmitting device, it is characterized in that: described communication interface comprises local communication interface and remote communication interface, described local communication interface comprises RS-232 debugging interface, USB interface and RS-485 interface; Described remote communication interface adopts the modularization supporting GPRS, CDMA technology to arrange.
7. the distribution transformer load as described in claim as arbitrary in claim 1 to 6 and voltage wireless monitor transmitting device, it is characterized in that: the input of described power module is connected with the voltage transformer secondary Power convert coil of distribution transformer, described power module is provided with AC/DC modular converter, and AC/DC modular converter connects described electric energy metrical photoelectric sampler and described state-signal collection and wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126298.0U CN204391904U (en) | 2015-03-04 | 2015-03-04 | Distribution transformer load and voltage wireless monitor transmitting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126298.0U CN204391904U (en) | 2015-03-04 | 2015-03-04 | Distribution transformer load and voltage wireless monitor transmitting device |
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| CN204391904U true CN204391904U (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520126298.0U Expired - Fee Related CN204391904U (en) | 2015-03-04 | 2015-03-04 | Distribution transformer load and voltage wireless monitor transmitting device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105204565A (en) * | 2015-10-13 | 2015-12-30 | 华北电力大学（保定） | Schedulable load high-grade measuring and controlling terminal |
| CN107843752A (en) * | 2017-10-12 | 2018-03-27 | 国网山东省电力公司昌邑市供电公司 | Voltage transformer wireless monitors Transmission system |
| CN107887976A (en) * | 2017-10-12 | 2018-04-06 | 国网山东省电力公司昌邑市供电公司 | Distribution transformer long-distance monitorng device |
| CN113872318A (en) * | 2021-01-19 | 2021-12-31 | 青岛鼎信通讯股份有限公司 | 230M-LTE network-based distribution transformer monitoring system |
-
2015
- 2015-03-04 CN CN201520126298.0U patent/CN204391904U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105204565A (en) * | 2015-10-13 | 2015-12-30 | 华北电力大学（保定） | Schedulable load high-grade measuring and controlling terminal |
| CN107843752A (en) * | 2017-10-12 | 2018-03-27 | 国网山东省电力公司昌邑市供电公司 | Voltage transformer wireless monitors Transmission system |
| CN107887976A (en) * | 2017-10-12 | 2018-04-06 | 国网山东省电力公司昌邑市供电公司 | Distribution transformer long-distance monitorng device |
| CN113872318A (en) * | 2021-01-19 | 2021-12-31 | 青岛鼎信通讯股份有限公司 | 230M-LTE network-based distribution transformer monitoring system |
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