CN213874481U - Wireless intelligent sensor for online monitoring of transformer substation based on solar power supply - Google Patents
Wireless intelligent sensor for online monitoring of transformer substation based on solar power supply Download PDFInfo
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- CN213874481U CN213874481U CN202120100744.6U CN202120100744U CN213874481U CN 213874481 U CN213874481 U CN 213874481U CN 202120100744 U CN202120100744 U CN 202120100744U CN 213874481 U CN213874481 U CN 213874481U
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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Abstract
The utility model discloses a wireless intelligent sensor of transformer substation on-line monitoring based on solar energy power supply, include: a mounting housing; the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell; the solar cell panel is arranged on the side edge of the mounting shell and is fixed by the mounting shell; the protective shell is arranged on the outer side of the solar cell panel and fixedly connected with the mounting shell; the circuit control board is arranged in the circuit board mounting groove and is fixed with the mounting shell; the rechargeable battery is arranged on the upper layer of the battery mounting groove; the sensor component is arranged in the mounting head and is electrically connected with the circuit control board; a through hole is formed in the middle of the partition, and a circuit of the circuit control board is electrically connected with the lower rechargeable battery and the sensor assembly through the through hole; the circuit control board includes: the solar charging system comprises a solar charging management circuit, a microprocessor, a sensor interface, a wireless module and a rechargeable battery. The utility model discloses compact structure, simple to operate.
Description
Technical Field
The utility model relates to a transformer substation safety inspection technical field, in particular to wireless intelligent sensor of online monitoring of transformer substation based on solar energy power supply.
Background
The oil temperature and oil pressure wireless intelligent sensor is particularly widely applied to a transformer substation, and a switch cabinet, a breaker and the like are high-voltage electric appliances widely used in a power system. Reliable operation of these sensors has become one of the most important concerns for the electricity supply sector.
The existing equipment for monitoring the oil shortage of the transformer substation is realized by monitoring temperature and pressure; temperature information and pressure information acquired by a relay in the prior art cannot be transmitted to a far end, so people must read on site; for a mechanical density relay, the field reading (meter reading) is also slightly complicated, and the sulfur hexafluoride density relay which is not favorable for observation in some installation positions is easy to cause the error of manual reading; through long-term practice, some prior arts realize signal receiving and transmitting by additionally installing a pressure sensor, so that mechanical and digital sulfur hexafluoride structures exist simultaneously, through long-term practice monitoring and analysis, on-site operation and maintenance personnel feedback and additional engineering quantity accounting, the cost and reliability of the additionally installed pressure sensor are still to be improved at present, the installation position of the whole sulfur hexafluoride needs to be disassembled, assembled and replaced when the pressure sensor is additionally installed, and the problems of overlong power failure time, excessively complex installation organization and excessively high installation and maintenance result are caused, and the popularization in many places is hindered.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, disclose the wireless intelligent sensor of transformer substation on-line monitoring based on solar energy power supply.
The utility model adopts the technical proposal that:
wireless intelligent sensor of transformer substation on-line monitoring based on solar energy power supply includes:
the battery installing structure comprises an installing shell, a connecting piece and a connecting piece, wherein a baffle is arranged in the installing shell, the baffle divides the installing shell into an upper circuit board installing groove and a lower battery installing groove, an opening of the battery installing groove is formed in the side edge of the installing shell, the battery installing groove is of a double-layer structure, and an installing head connected with a three-way valve is arranged at the bottom of the installing shell;
the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell;
the solar cell panel is arranged on the side edge of the mounting shell and is fixed by the mounting shell;
the protective shell is arranged on the outer side of the solar cell panel and fixedly connected with the mounting shell;
the circuit control board is arranged in the circuit board mounting groove and is fixed with the mounting shell;
the rechargeable battery is arranged on the upper layer of the battery mounting groove;
the sensor component is arranged in the mounting head and is electrically connected with the circuit control board;
a through hole is formed in the middle of the partition, and a circuit of the circuit control board is electrically connected with the lower rechargeable battery and the sensor assembly through the through hole;
the circuit control board includes: the solar charging management circuit comprises a solar charging management circuit, a microprocessor, a sensor interface, a wireless module and a rechargeable battery; the solar cell panel charges to the rechargeable battery through the solar charging management circuit, the rechargeable battery is connected to the output of solar charging management circuit, the rechargeable battery is connected with microprocessor through first control switch, the sensor interface is connected with sensor assembly's output, microprocessor's input is connected to the output of sensor interface, wireless module is connected with microprocessor's output.
As a further technical scheme of the utility model do, circuit control panel still sets up battery voltage detection circuit for detect rechargeable battery's electric quantity, microprocessor is connected to battery voltage detection circuit's output, first electromagnetic relay is connected to microprocessor's output, first electromagnetic relay connects first control switch.
As a further technical scheme of the utility model be, still include backup battery, backup battery passes through second control switch and is connected with microprocessor, second electromagnetic relay is connected to microprocessor's output, second electromagnetic relay connects second control switch, backup battery sets up the lower floor at the battery mounting groove.
As a further technical scheme of the utility model, the standby battery is a lithium argon battery.
As a further technical scheme of the utility model does, microprocessor adopts the model to be STM32L 051's singlechip.
As a further technical solution of the present invention is, the wireless module is a LoRa 1268-type 170 wireless antenna module.
As a further technical scheme of the utility model do, circuit control panel still sets up the display module interface, the display module interface is connected with microprocessor's output.
As a further technical scheme of the utility model do, the installation head outside sets up sealing sleeve, the sealing sleeve inboard sets up the installation screw thread.
As a further technical scheme of the utility model do, set up the sealing washer between upper cover and the installation casing.
As a further technical scheme of the utility model does, installation casing, upper cover and safety cover are the cylinder structure.
The utility model has the advantages that:
the utility model discloses a power supply mode that solar energy and stand-by battery combine, the life of extension sensor, energy-concerving and environment-protective, the installation casing is inside to be separated circuit control board and rechargeable battery through keeping off and to be placed, realize the line connection through setting up the through-hole, the bottom of installation casing sets up the installation head, the inside of installation head is sensor module, can be used to the temperature pressure detection to oil pressure atmospheric pressure etc., battery mounting groove opening sets up the side at the installation casing, make things convenient for rechargeable battery's installation and dismantlement, compact structure, simple to operate.
Drawings
Fig. 1 is a structure diagram of a wireless intelligent sensor for online monitoring of a transformer substation based on solar power supply;
fig. 2 is a cross-sectional view of the wireless intelligent sensor for online monitoring of the transformer substation based on solar power supply;
fig. 3 is a structural diagram of a control circuit according to the present invention.
Shown in the figure:
1-mounting a shell, 2-upper cover, 3-solar panel, 4-protective shell, 5-circuit control panel, 6-storage battery, 7-sensor assembly, 9-sealing sleeve and 10-sealing ring;
11-barrier, 12-circuit board mounting groove, 13-battery mounting groove, 14-mounting head, 15-through hole, 16-sealing gasket;
51-solar charging management circuit, 52-microprocessor, 53-sensor interface, 54-wireless module, 55-rechargeable battery, 56-display module interface, 57-battery voltage detection circuit;
91-mounting screw thread.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "first", "second", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The utility model discloses utilize oily paper insulation support to make oil and paper decomposition produce gas when the intraductal discharge or the thermal fault that appears of cover, when the gas solubility that surpasses oil, trouble gas will gather in sleeve pipe head oil conservator department, make the increase of cover intraductal pressure.
Referring to fig. 1 and fig. 2, wherein fig. 1 is a structure diagram of a wireless intelligent sensor for online monitoring of a transformer substation based on solar power supply according to the present invention; fig. 2 is a cross-sectional view of the wireless intelligent sensor for online monitoring of the transformer substation based on solar power supply;
as shown in fig. 1 and 2, the wireless intelligent sensor for online monitoring of a transformer substation based on solar power supply comprises:
the installation shell 1 is internally provided with a baffle 11, wherein the baffle 11 divides the installation shell into an upper circuit board installation groove 12 and a lower battery installation groove 13, the opening of the battery installation groove 13 is arranged at the side edge of the installation shell 1, the battery installation groove is of a double-layer structure, and the bottom of the installation shell 1 is provided with an installation head 14 connected with a three-way valve; the upper cover 2 is arranged on the upper side of the installation shell 1 and is fixedly connected with the installation shell 1; the solar cell panel 3 is arranged on the side edge of the mounting shell and is fixed by the mounting shell; the protective shell 4 is arranged on the outer side of the solar cell panel and fixedly connected with the mounting shell 1; the circuit control board 5 is arranged in the circuit board mounting groove 12 and is fixed with the mounting shell 1; a rechargeable battery 6 disposed on an upper layer of the battery mounting groove 13; a sensor unit 7 provided in the mounting head 14 and electrically connected to the circuit control board 5; a through hole 15 is formed in the middle of the partition 11, and a circuit of the circuit control board 5 is electrically connected with the lower rechargeable battery 6 and the sensor assembly 7 through the through hole 15;
refer to fig. 3, which is a structure diagram of the control circuit of the present invention. The circuit control board 5 includes: a solar charging management circuit 51, a microprocessor 52, a sensor interface 53, a wireless module 54 and a rechargeable battery 55; solar cell panel 3 charges to rechargeable battery 6 through solar charging management circuit 51, and rechargeable battery 6 is connected to solar charging management circuit 51's output, and rechargeable battery 6 is connected with microprocessor 52 through first control switch K1, and sensor interface 53 is connected with sensor assembly 7's output, and microprocessor 7's input is connected to sensor interface 53's output, and wireless module 54 is connected with microprocessor 52's output.
In the embodiment of the present invention, the circuit control board 5 further includes a battery voltage detection circuit 57 for detecting the electric quantity of the rechargeable battery, the output end of the battery voltage detection circuit 57 is connected to the microprocessor 52, the output end of the microprocessor 52 is connected to the first electromagnetic relay KM1, and the first electromagnetic relay KM1 is connected to the first control switch K1;
in order to guarantee the reliability of power supply, still dispose backup battery 8, when the electric energy of solar cell panel conversion is lower, the rechargeable battery energy storage is not enough, can adopt the backup battery power supply, detect rechargeable battery's electric energy through setting up battery power detection circuit, in time switch backup battery, guarantee to detect the reliability of power supply, wherein, backup battery 8 is connected with microprocessor 52 through second control switch K2, second electromagnetic relay KM2 is connected to microprocessor 52's output, second electromagnetic relay KM2 connects second control switch K2, backup battery 8 sets up the lower floor at battery mounting groove 13. The standby battery 8 is a lithium-argon battery, can be used for a long time, does not need to be charged, has long energy storage life, and has a cylindrical structure, the volume of the battery can be reduced, and the mounting structure is more compact.
The embodiment of the utility model provides an in, installation casing 1 plays the support to separate the effect to overall structure, carry out seal installation through upper cover 2 in installation casing 1's upper end, installation casing 1 is inside to be separated circuit control panel 5 and rechargeable battery 6 through separating fender 11 and to be placed, realize the line connection through setting up through-hole 15, installation casing 1's bottom sets up installation head 14, installation head 14's inside is sensor module 7, can be used to the temperature pressure detection to oil pressure atmospheric pressure etc., sensor module 7 is including being used for measuring temperature and pressure's temperature sensor and pressure sensor, it is used for detecting oil temperature oil pressure or gaseous temperature and pressure sensor to specifically set up for oil or gas according to the pipeline inside of connecting, also can set up simultaneously, specifically use actual design as the standard.
The embodiment of the utility model provides an in, battery mounting groove 13 opening sets up at the side of installation casing 1, makes things convenient for rechargeable battery 6's installation and dismantlement, when specifically installing, pushes rechargeable battery 6 on battery mounting groove 13, pushes the lower floor of battery mounting groove with reserve battery, and circuit control panel 5 installs on the upper strata of installation casing 1, and the circuit passes through-hole 15 and realizes that upper circuit control panel 5 is connected with lower floor rechargeable battery 6 and sensor module 7's electricity, compact structure, simple to operate.
When the on-site installation, through being connected with the three-way valve, the entry end and the exit end and the monitoring pipe connection of three-way valve are about to the three-way valve concatenate on the pipeline, and the third port is connected with wireless intelligent sensor device on the three-way valve, and oil or gas through the pipeline gets into the three-way valve, and the sensor subassembly of the installation head inside with three-way valve connection carries out the detection of temperature and pressure to it to send the testing result through current control panel's wireless transmission module, realize wireless monitoring function.
The embodiment of the utility model provides an in, microprocessor 52 adopts the singlechip that the model is STM32L051, and wireless module 54 is loRa 1268 and supplyes 170 wireless antenna module. The antenna of the wireless module 54 is fixedly arranged on the circuit control board by adopting a spring antenna or a rectangular antenna.
The circuit control board 5 is further provided with a display module interface 56, and the display module interface 56 is connected with the output end of the microprocessor 52. Through setting up display module interface 56, can be connected with the display screen when overhauing for to the detection of circuit control panel show, convenient maintenance.
The embodiment of the utility model provides an in, the installation head 14 outside sets up seal sleeve 9, and seal sleeve 9 is inboard to be set up installation screw thread 91. Realize sealing connection through setting up sealing sleeve 7 and three-way valve, improve the accuracy that detects.
A seal ring 10 is provided between the upper cover 2 and the mounting case 1. The joint of the protective shell and the mounting shell is provided with a sealing gasket 16, so that the whole structure is protected in a sealing way, and the protective shell is suitable for indoor and outdoor environments.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Wireless intelligent sensor of transformer substation on-line monitoring based on solar energy power supply, its characterized in that includes:
the battery installing structure comprises an installing shell, a connecting piece and a connecting piece, wherein a baffle is arranged in the installing shell, the baffle divides the installing shell into an upper circuit board installing groove and a lower battery installing groove, an opening of the battery installing groove is formed in the side edge of the installing shell, the battery installing groove is of a double-layer structure, and an installing head connected with a three-way valve is arranged at the bottom of the installing shell;
the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell;
the solar cell panel is arranged on the side edge of the mounting shell and is fixed by the mounting shell;
the protective shell is arranged on the outer side of the solar cell panel and fixedly connected with the mounting shell;
the circuit control board is arranged in the circuit board mounting groove and is fixed with the mounting shell;
the rechargeable battery is arranged on the upper layer of the battery mounting groove;
the sensor component is arranged in the mounting head and is electrically connected with the circuit control board;
a through hole is formed in the middle of the partition, and a circuit of the circuit control board is electrically connected with the lower rechargeable battery and the sensor assembly through the through hole;
the circuit control board includes: the solar charging management circuit comprises a solar charging management circuit, a microprocessor, a sensor interface, a wireless module and a rechargeable battery; the solar cell panel charges to the rechargeable battery through the solar charging management circuit, the rechargeable battery is connected to the output of solar charging management circuit, the rechargeable battery is connected with microprocessor through first control switch, the sensor interface is connected with sensor assembly's output, microprocessor's input is connected to the output of sensor interface, wireless module is connected with microprocessor's output.
2. The wireless intelligent sensor for online monitoring of the substation based on the solar power supply is characterized in that the circuit control board is further provided with a battery voltage detection circuit for detecting the electric quantity of a rechargeable battery, the output end of the battery voltage detection circuit is connected with a microprocessor, the output end of the microprocessor is connected with a first electromagnetic relay, and the first electromagnetic relay is connected with a first control switch.
3. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 1, further comprising a backup battery, wherein the backup battery is connected with the microprocessor through a second control switch, the output end of the microprocessor is connected with a second electromagnetic relay, the second electromagnetic relay is connected with the second control switch, and the backup battery is arranged on the lower layer of the battery mounting groove.
4. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 3, wherein the backup battery is a lithium argon battery.
5. The wireless intelligent sensor for online monitoring of the substation based on solar power supply of claim 1, wherein the microprocessor adopts a single chip microcomputer with the model number of STM32L 051.
6. The wireless intelligent sensor for online substation monitoring based on solar power supply as claimed in claim 1, wherein the wireless module is a LoRa 1268 and 170 wireless antenna module.
7. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 1, wherein the circuit control board is further provided with a display module interface, and the display module interface is connected with the output end of the microprocessor.
8. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 1, wherein a sealing sleeve is arranged on the outer side of the mounting head, and mounting threads are arranged on the inner side of the sealing sleeve.
9. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 1, wherein a sealing ring is arranged between the upper cover and the mounting shell.
10. The wireless intelligent sensor for online substation monitoring based on solar power supply according to claim 1, wherein the mounting shell, the upper cover and the protective cover are of a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120100744.6U CN213874481U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for online monitoring of transformer substation based on solar power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120100744.6U CN213874481U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for online monitoring of transformer substation based on solar power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213874481U true CN213874481U (en) | 2021-08-03 |
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ID=77045431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120100744.6U Active CN213874481U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for online monitoring of transformer substation based on solar power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213874481U (en) |
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2021
- 2021-01-15 CN CN202120100744.6U patent/CN213874481U/en active Active
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