CN213874482U - Wireless intelligent sensor for transformer substation online monitoring - Google Patents
Wireless intelligent sensor for transformer substation online monitoring Download PDFInfo
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- CN213874482U CN213874482U CN202120103815.8U CN202120103815U CN213874482U CN 213874482 U CN213874482 U CN 213874482U CN 202120103815 U CN202120103815 U CN 202120103815U CN 213874482 U CN213874482 U CN 213874482U
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Abstract
The utility model discloses a wireless intelligent sensor for transformer substation on-line monitoring, include: the mounting device comprises a mounting shell, wherein a baffle is arranged in the mounting shell, the baffle divides the mounting shell into an upper circuit board mounting groove and a lower battery mounting groove, an opening of the battery mounting groove is formed in the side edge of the mounting shell, and a mounting head connected with a three-way valve is arranged at the bottom of the mounting shell; the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell; the protective shell is sleeved on the outer side of the mounting shell 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 storage battery is arranged in the battery mounting groove; the sensor component is arranged in the mounting head and is electrically connected with the circuit control board; the middle of the partition is provided with a through hole, and the circuit of the circuit control board is electrically connected with the storage battery and the sensor assembly on the lower layer through the through hole. The utility model discloses compact structure, simple to operate.
Description
Technical Field
The utility model relates to a transformer substation's safety inspection technical field, in particular to wireless intelligent sensor for transformer substation's on-line monitoring.
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 sensor performance depends on the density of the oil temperature and oil pressure wireless intelligent sensor to a great extent, so that the monitoring of the density of the oil temperature and oil pressure wireless intelligent sensor is particularly important.
The existing density meter for monitoring sulfur hexafluoride equipment is mostly realized by monitoring temperature and pressure; temperature information and pressure information acquired by a sulfur hexafluoride density 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; after 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, after long-term practical 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, on one hand, a mechanical density relay is still the most reliable means for monitoring the density of the sulfur hexafluoride through general use and development, and can deal with more extensive and complex environments, on the other hand, when the pressure sensor is additionally installed, the installation position of the whole sulfur hexafluoride needs to be disassembled, assembled and replaced again, so that the power failure time is too long, the installation organization is too complex, the installation and maintenance result is too high, and 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, a wireless intelligent sensor for transformer substation on-line monitoring is disclosed.
The utility model adopts the technical proposal that:
a wireless intelligent sensor for transformer substation on-line monitoring includes:
the mounting device comprises a mounting shell, wherein a baffle is arranged in the mounting shell, the baffle divides the mounting shell into an upper circuit board mounting groove and a lower battery mounting groove, an opening of the battery mounting groove is formed in the side edge of the mounting shell, and a mounting head connected with a three-way valve is arranged at the bottom of the mounting shell;
the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell;
the protective shell is sleeved on the outer side of the mounting shell 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 storage battery is arranged in the battery mounting groove;
the sensor component is arranged in the mounting head and is electrically connected with the circuit control board;
the middle of the partition is provided with a through hole, and the circuit of the circuit control board is electrically connected with the storage battery and the sensor assembly on the lower layer through the through hole.
As a further technical scheme of the utility model do, the circuit control board includes wireless transmission module, CPU and signal processing module, signal processing module is connected with sensor assembly's output, CPU is connected to signal processing module's output, wireless transmission module is connected to CPU's output.
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 CPU's output. Through setting up the display module interface, can be connected with the display screen when overhauing for to the detection demonstration of circuit control panel, convenient maintenance.
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, the CPU is a microprocessor of model msp430g 2433.
As a further technical scheme of the utility model, the storage battery is a lithium argon battery.
As a further technical scheme of the utility model does, installation casing, upper cover and safety cover are the cylinder structure.
As a further technical scheme of the utility model do, wireless transmission module is roseFinch7100 chip, and the antenna adopts the fixed setting of spring antenna on the circuit control board.
The utility model has the advantages that:
the embodiment of the utility model provides an in, the installation casing plays to support the separation effect to overall structure, seal installation is carried out through the upper cover in the upper end of installation casing, the inside fender of keeping off separates circuit control board and battery and places through separating of installation casing, 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 unit, can be used to the temperature pressure measurement to oil pressure atmospheric pressure etc., battery mounting groove opening sets up the side at the installation casing, make things convenient for the installation and the dismantlement of battery, when specifically installing, in pushing into the battery mounting groove with the battery, circuit control board installs the upper strata at the installation casing, the circuit passes through the through-hole and realizes that upper circuit control board is connected with lower floor's battery and sensor unit's electricity, compact structure, and convenient installation.
Drawings
Fig. 1 is a structure diagram of a wireless intelligent sensor for on-line monitoring of a transformer substation provided by the utility model;
fig. 2 is a cross-sectional view of the wireless intelligent sensor for online monitoring of the transformer substation provided by the utility model;
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-protective shell, 4-circuit control board, 5-storage battery, 6-sensor assembly, 7-sealing sleeve and 8-sealing ring;
11-barrier, 12-circuit board mounting groove, 13-battery mounting groove, 14-mounting head, 15-through hole;
41-wireless transmission module, 42-CPU, 43-signal processing module, 44-display module interface;
71-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 according to the present invention; fig. 2 is a cross-sectional view of the wireless intelligent sensor for online monitoring of the transformer substation provided by the utility model;
as shown in fig. 1 and 2, the wireless intelligent sensor for online monitoring of a transformer substation includes: the mounting structure comprises a mounting shell 1, wherein a baffle 11 is arranged inside the mounting shell 1, the baffle 11 divides the mounting shell into an upper circuit board mounting groove 12 and a lower battery mounting groove 13, the opening of the battery mounting groove 13 is arranged at the side edge of the mounting shell 1, and the bottom of the mounting shell 1 is provided with a mounting 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 protective shell 3 is sleeved on the outer side of the mounting shell 1 and is fixedly connected with the mounting shell 1; the circuit control board 4 is arranged in the circuit board mounting groove 12 and is fixed with the mounting shell 1; the storage battery 5 is arranged in the battery mounting groove 13; a sensor unit 6 provided in the mounting head 14 and electrically connected to the circuit control board 4; the middle of the baffle 11 is provided with a through hole 15, and the circuit of the circuit control board 4 is electrically connected with the storage battery 5 and the sensor assembly 6 on the lower layer through the through hole 15.
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 board 4 and battery 5 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 6, can be used to the temperature pressure detection to oil pressure atmospheric pressure etc., sensor module 6 is including temperature sensor 61 and the pressure sensor 62 that is used for measuring temperature and pressure, it is used for detecting oil temperature oil pressure or gaseous temperature and pressure sensor specifically to 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 battery 5's installation and dismantlement, when specifically installing, pushes battery 5 into battery mounting groove 13 in, and circuit control panel 4 is installed on the upper strata of installation casing 1, and the circuit passes through-hole 15 and realizes that upper circuit control panel 4 is connected with lower floor's battery 5 and sensor module 6'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.
Refer to fig. 3, which is a structure diagram of the control circuit of the present invention.
As shown in fig. 3, in the embodiment of the present invention, the circuit control board 4 includes a wireless transmission module 41, a CPU42 and a signal processing module 43, the signal processing module 43 is connected to the output end of the sensor assembly 6, the output end of the signal processing module 43 is connected to the CPU42, and the output end of the CPU42 is connected to the wireless transmission module 41. The CPU42 selects a microprocessor with the model number msp430g2433, the wireless transmission module 41 is a RoseFinch7100 chip, and the antenna of the wireless transmission module 41 is fixedly arranged on the circuit control board by adopting a spring antenna.
The circuit control board 4 is further provided with a display module interface 44, and the display module interface 44 is connected with an output end of the CPU 42. Through setting up display module interface 44, can be connected with the display screen when overhauing for to the detection demonstration of circuit control panel, convenient maintenance.
In the embodiment of the present invention, the sealing sleeve 7 is disposed outside the mounting head 14, and the mounting thread 71 is disposed inside the sealing sleeve 7. Realize sealing connection through setting up sealing sleeve 7 and three-way valve, improve the accuracy that detects.
A seal ring 8 is provided between the upper cover 2 and the mounting case 1. The junction of protective housing and installation casing all sets up sealed the pad, realizes sealed protection to overall structure like this, all can be suitable for at indoor outdoor environment.
The embodiment of the utility model provides an in, battery 5 is lithium argon battery, can use for a long time, need not charge, and the energy storage is longe-lived, and wherein installation casing, upper cover and safety cover are the cylinder structure, can reduce the volume, and mounting structure is compacter.
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 (9)
1. A wireless intelligent sensor for transformer substation on-line monitoring, its characterized in that includes:
the mounting device comprises a mounting shell, wherein a baffle is arranged in the mounting shell, the baffle divides the mounting shell into an upper circuit board mounting groove and a lower battery mounting groove, an opening of the battery mounting groove is formed in the side edge of the mounting shell, and a mounting head connected with a three-way valve is arranged at the bottom of the mounting shell;
the upper cover is arranged on the upper side of the mounting shell and is fixedly connected with the mounting shell;
the protective shell is sleeved on the outer side of the mounting shell 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 storage battery is arranged in the battery mounting groove;
the sensor component is arranged in the mounting head and is electrically connected with the circuit control board;
the middle of the partition is provided with a through hole, and the circuit of the circuit control board is electrically connected with the storage battery and the sensor assembly on the lower layer through the through hole.
2. The wireless intelligent sensor for online monitoring of the transformer substation according to claim 1, wherein the circuit control board comprises a wireless transmission module, a CPU and a signal processing module, the signal processing module is connected with the output end of the sensor assembly, the output end of the signal processing module is connected with the CPU, and the output end of the CPU is connected with the wireless transmission module.
3. The wireless intelligent sensor for the online monitoring of the transformer substation according to claim 2, wherein the circuit control board is further provided with a display module interface, and the display module interface is connected with an output end of the CPU.
4. The wireless intelligent sensor for transformer substation online monitoring according to claim 1, wherein a sealing sleeve is arranged outside the mounting head, and mounting threads are arranged inside the sealing sleeve.
5. The wireless intelligent sensor for substation online monitoring according to claim 1, wherein a sealing ring is arranged between the upper cover and the mounting shell.
6. The wireless intelligent sensor for substation online monitoring according to claim 2, characterized in that the CPU is a microprocessor of model msp430g 2433.
7. The wireless intelligent sensor for online monitoring of the transformer substation according to claim 2, wherein the wireless transmission module is a RoseFinch7100 chip, and the antenna is fixedly arranged on the circuit control board by adopting a spring antenna.
8. The wireless intelligent sensor for substation online monitoring according to claim 1, wherein the storage battery is a lithium argon battery.
9. The wireless intelligent sensor for substation online monitoring according to claim 1, wherein the mounting housing, the upper cover and the protective cover are of a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120103815.8U CN213874482U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for transformer substation online monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120103815.8U CN213874482U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for transformer substation online monitoring |
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| Publication Number | Publication Date |
|---|---|
| CN213874482U true CN213874482U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120103815.8U Active CN213874482U (en) | 2021-01-15 | 2021-01-15 | Wireless intelligent sensor for transformer substation online monitoring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833956A (en) * | 2021-01-15 | 2021-05-25 | 西安亚能电气有限责任公司 | Wireless Smart Sensors for Online Monitoring of Substations |
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2021
- 2021-01-15 CN CN202120103815.8U patent/CN213874482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833956A (en) * | 2021-01-15 | 2021-05-25 | 西安亚能电气有限责任公司 | Wireless Smart Sensors for Online Monitoring of Substations |
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