CN211291790U - Wireless temperature measuring sensor device for overhead line of distribution network - Google Patents
Wireless temperature measuring sensor device for overhead line of distribution network Download PDFInfo
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- CN211291790U CN211291790U CN201922348158.9U CN201922348158U CN211291790U CN 211291790 U CN211291790 U CN 211291790U CN 201922348158 U CN201922348158 U CN 201922348158U CN 211291790 U CN211291790 U CN 211291790U
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Abstract
The utility model provides a join in marriage wireless temperature measurement sensor device of net overhead line, include: the device comprises a wireless temperature sensor antenna (1), a surface acoustic wave sensor (2), a rubber shell (3) and a reader device; the wireless temperature sensor antenna (1) is fixedly connected with the rubber shell (3); the surface acoustic wave sensor (2) is arranged on the rubber shell (3); and the surface acoustic wave sensor (2) is in communication connection with a reader device. The utility model provides a join in marriage net overhead line wireless temperature on-line sensing monitoring function patrols and examines the manual work and becomes automatic on-line monitoring, has improved the security of joining in marriage net overhead line power transmission.
Description
Technical Field
The utility model relates to a wireless temperature sensor specifically relates to a join in marriage wireless temperature measurement sensor device of net overhead line.
Background
The electric energy is an energy substance which cannot be separated from social production and people's life, in order to meet the increasingly developing requirements of society, the electric power system in China is continuously developed, the fault trend of the overhead line cable can be predicted by continuously measuring and monitoring the temperature of the overhead line cable, the insulation aging condition of the overhead line cable can be known, the working state of the overhead line cable can be accurately evaluated, the fault hidden danger of the overhead line cable can be timely found, and an early warning signal is sent out, so that the accidents of the overhead line cable can be effectively and fundamentally reduced. New technologies, such as CT power, active power, etc., have challenges in battery safety and reliability at high voltage. Therefore, there is an urgent need for a temperature monitoring technique that can operate stably for a long period of time without requiring a battery. A traditional wireless temperature measuring sensor disclosed in patent document CN203048969U includes a shell upper cover, a shell base, and a probe fixing shell connected in sequence, wherein a temperature measuring probe is arranged in the probe fixing shell; the temperature measuring device is characterized in that a circuit board is arranged in the shell base, an antenna is arranged in the shell upper cover, and the circuit board is fixedly connected with the temperature measuring probe and the antenna respectively. In the scheme, the shell upper cover, the shell base and the probe fixing shell which are connected in sequence are arranged to form a closed shell, and the temperature measuring probe, the circuit board and the antenna are fixed in the shell.
However, the prior art has the following problems:
1. the distribution network circuit has high voltage, and a common IC chip is easy to break down;
2. the distribution network aerial cable is a continuous wire, and a temperature measuring device needs to be installed on the premise of not influencing the original structure, so that the difficulty is high.
3. The overhead cables of the distribution network have three phases in total, three sensors need to be installed at the same time, and the structures of the sensors need to be mutually independent, so that the realization is difficult.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a join in marriage wireless temperature measurement sensor device of net overhead line.
According to the utility model provides a pair of join in marriage wireless temperature measurement sensor device of net overhead line, include: the device comprises a wireless temperature sensor antenna 1, an acoustic surface wave sensor 2, a rubber shell 3 and a reader device;
the wireless temperature sensor antenna 1 is fixedly connected with the rubber shell 3;
the surface acoustic wave sensor 2 is arranged on the rubber shell 3;
the surface acoustic wave sensor 2 is in communication connection with a reader device.
Preferably, the reader device comprises: the system comprises a wireless collector 6, a reader post-processing system 7 and a feeder line 8;
the wireless collector 6 is connected with a reader post-processing system 7 through a feeder line 8.
Preferably, the reader post-processing system 7 comprises: a wireless transceiver chip 71, a processing chip 72, a control chip 73 and a communication chip 74;
the wireless transceiver chip 71, the processing chip 72 and the communication chip 74 are respectively connected with the control chip 73;
the wireless collector 6 is connected with a wireless transceiver chip 71.
Preferably, a fixed rolling strip 4 is arranged on the rubber housing 3.
Preferably, the surface acoustic wave sensor 2 includes: a surface acoustic wave antenna 21 and a surface acoustic wave device 22;
the surface acoustic wave antenna 21 is in communication connection with a surface acoustic wave device 22.
Preferably, the control chip 73 receives the acquisition command from the communication chip 74;
the control chip 73 controls the wireless transceiving chip 71 through the wireless collector 6;
the wireless transceiver chip 71 transmits the received sensing signal to the control chip 73;
the control chip 73 transmits the sensing signal to the processing chip 72 for processing and distinguishing, and obtains a processing result;
the processing chip 72 transmits the processing result to the communication chip 74 through the control chip 73.
Preferably, the method further comprises the following steps: a screw 5; the wireless temperature sensor antenna 1 is connected with the rubber housing 3 through a screw 5.
Preferably, the rubber housing 3 is provided with a groove.
Preferably, the wireless temperature sensor antenna 1 is arranged in a recess.
Preferably, the saw sensor 2 is mounted on a rubber housing 3 by means of a fixing strip 4.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model provides a join in marriage net overhead line wireless temperature on-line sensing monitoring function patrols and examines the manual work and becomes automatic on-line monitoring, has improved the security of joining in marriage net overhead line power transmission.
2. The high temperature resistance and high voltage resistance of the surface acoustic wave device enable the surface acoustic wave device to work safely and reliably in an environment with voltage difference, which is incomparable with the traditional IC chip.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is the utility model provides a pair of join in marriage wireless temperature measurement sensor device overall structure schematic diagram of net overhead line.
Fig. 2 is the utility model provides a pair of join in marriage wireless temperature measurement sensor device schematic diagram of net overhead line.
Fig. 3 is the utility model provides a pair of join in marriage wireless temperature measurement sensor device antenna schematic diagram of net overhead line.
Fig. 4 is the utility model provides a pair of join in marriage wireless temperature measurement sensor device installation schematic diagram of net overhead line.
The figures show that:
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
As shown in fig. 1 to 4, according to the utility model provides a join in marriage wireless temperature measurement sensor device of net overhead line, include: the device comprises a wireless temperature sensor antenna 1, an acoustic surface wave sensor 2, a rubber shell 3 and a reader device; the wireless temperature sensor antenna 1 is fixedly connected with the rubber shell 3; the surface acoustic wave sensor 2 is arranged on the rubber shell 3; the surface acoustic wave sensor 2 is in communication connection with a reader device. The reader device includes: the system comprises a wireless collector 6, a reader post-processing system 7 and a feeder line 8; the wireless collector 6 is connected with a reader post-processing system 7 through a feeder line 8. In a preferred embodiment, the distribution network-free overhead line sensor antenna 1 carries the line number and the temperature information through electromagnetic waves and transmits the line number and the temperature information to the reader wireless acquisition antenna. In a preferred embodiment, the sensor antenna 1 is made of metal aluminum, is light and not easy to corrode, and is mounted on the rubber housing 3 and electrically connected with the surface acoustic wave sensor 2. The rubber shell 3 adopts a reinforcing rib structure to separate the metal antenna from the cable, so that the metal antenna is prevented from being damaged by friction, and the metal antenna can be fixed on the cable through the fixing rolling strip 4.
Further, the reader post-processing system 7 includes: a wireless transceiver chip 71, a processing chip 72, a control chip 73 and a communication chip 74; the wireless transceiver chip 71, the processing chip 72 and the communication chip 74 are respectively connected with the control chip 73; the wireless collector 6 is connected with a wireless receiving and transmitting chip 71; a fixed rolling belt 4 is arranged on the rubber shell 3; the surface acoustic wave sensor 2 includes: a surface acoustic wave antenna 21 and a surface acoustic wave device 22; the surface acoustic wave antenna 21 is in communication connection with a surface acoustic wave device 22. In a preferred embodiment, the reader collects an inquiry signal 9 sent by an antenna; the query signal 9 is transmitted to the surface acoustic wave temperature sensor 2 through the distribution network overhead line sensor antenna 1; the surface acoustic wave temperature sensor 2 comprises a surface acoustic wave antenna 21 and a surface acoustic wave device 22; the acoustic surface wave antenna 21 converts the electromagnetic wave signal of the query signal 9 into mechanical wave; the mechanical waves are transmitted inside the surface acoustic wave sensor 22; the mechanical wave is converted again into an electromagnetic wave by the surface acoustic wave device 22. In a preferred embodiment, changes in parameters of the SAW device 22 can be made sensitive to various environmental parameters, such as temperature, pressure, etc., by design. In the technical principle, the information of wireless sensing and the transmitted energy are contained in the query signal 9 and the echo signal 10, and the surface acoustic wave temperature sensor 2 does not need any battery for power supply. When the electric connection disconnection or the sensor antenna 1 between surface acoustic wave antenna 21 and surface acoustic wave device 22 is shielded completely, surface acoustic wave device 22 will unable receipt inquiry signal 9, reads the ware system and also unable receipt echo signal 10, and surface acoustic wave temperature sensor 2's signal has or not can regard as the switching value, realizes the utility model discloses well wireless temperature sensor's function.
Further, the control chip 73 receives the acquisition command from the communication chip 74; the control chip 73 controls the wireless transceiving chip 71 through the wireless collector 6; the wireless transceiver chip 71 transmits the received sensing signal to the control chip 73; the control chip 73 transmits the sensing signal to the processing chip 72 for processing and distinguishing, and obtains a processing result; the processing chip 72 transmits the processing result to the communication chip 74 through the control chip 73; further comprising: a screw 5; the wireless temperature sensor antenna 1 is connected with the rubber shell 3 through a screw 5; a groove is formed in the rubber shell 3; the wireless temperature sensor antenna 1 is arranged in the groove; the surface acoustic wave sensor 2 is mounted on a rubber housing 3 through a fixed rolled strip 4. In a preferred example, the electromagnetic waves wirelessly transmit signals through the distribution network overhead line sensor antenna 1 to generate echo signals 10; the echo signal 10 is received by a wireless acquisition antenna of the reader and is transmitted to a post-processing system 7 of the reader; the reader post-processing system 7 analyzes the parameters of the echo signal 10; and the reader post-processing system 7 obtains the number and the temperature state of the distribution network overhead line through the surface acoustic wave temperature sensor 2. In the preferred embodiment, the reinforcing rib structure of the rubber shell can effectively reduce rubber materials, reduce weight and reduce the load of the overhead line of the distribution network. In a preferred embodiment, the sensor antenna 1 is fixed on a concave part of a rubber shell 3 in fig. 4 through a screw 5, the rubber shell is divided into two parts and is fixed on a distribution network overhead cable through a rolled band, and the sensor antenna 1 is connected with the surface acoustic wave sensor 2 through a coaxial feeder. According to the temperature change, the sensor antenna 2 can emit different signals, and the reader wirelessly collects the signals received by the antenna 6 and transmits the signals to the reader post-processing system 7.
One skilled in the art will appreciate that, in addition to implementing the system and its various devices, chips, units provided by the present invention as pure computer readable program code, the system and its various devices, chips, units provided by the present invention can be implemented with the same functionality in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like, all by logically programming the method steps. Therefore, the system and the devices, chips, and units thereof provided by the present invention can be considered as a hardware component, and the devices, chips, and units included therein for implementing various functions can also be considered as structures within the hardware component; means, chips, units for performing the various functions may also be regarded as structures within both software chips and hardware components of the implementing method.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The utility model provides a join in marriage wireless temperature measurement sensor device of net overhead line which characterized in that includes: the device comprises a wireless temperature sensor antenna (1), a surface acoustic wave sensor (2), a rubber shell (3) and a reader device;
the wireless temperature sensor antenna (1) is fixedly connected with the rubber shell (3);
the surface acoustic wave sensor (2) is arranged on the rubber shell (3);
and the surface acoustic wave sensor (2) is in communication connection with a reader device.
2. The distribution network overhead line wireless temperature measurement sensor device of claim 1, wherein the reader device comprises: the system comprises a wireless collector (6), a reader post-processing system (7) and a feeder line (8);
the wireless collector (6) is connected with a reader post-processing system (7) through a feeder (8).
3. The distribution network overhead line wireless temperature measurement sensor device according to claim 2, wherein the reader post-processing system (7) comprises: the device comprises a wireless transceiving chip (71), a processing chip (72), a control chip (73) and a communication chip (74);
the wireless transceiver chip (71), the processing chip (72) and the communication chip (74) are respectively connected with the control chip (73);
the wireless collector (6) is connected with the wireless transceiving chip (71).
4. The distribution network overhead line wireless temperature measurement sensor device according to claim 3, wherein a fixed rolling strip (4) is arranged on the rubber housing (3).
5. The distribution network overhead line wireless temperature measurement sensor device according to claim 1, wherein the surface acoustic wave sensor (2) comprises: a surface acoustic wave antenna (21) and a surface acoustic wave device (22);
the surface acoustic wave antenna (21) is in communication connection with the surface acoustic wave device (22).
6. The distribution network overhead line wireless temperature measurement sensor device according to claim 3, wherein the control chip (73) receives a collection command from the communication chip (74);
the control chip (73) controls the wireless transceiver chip (71) through the wireless collector (6);
the wireless transceiving chip (71) transmits the received sensing signal to the control chip (73);
the control chip (73) transmits the sensing signal to the processing chip (72) for processing and distinguishing, and obtains a processing result;
the processing chip (72) transmits the processing result to the communication chip (74) through the control chip (73).
7. The distribution network overhead line wireless temperature measurement sensor device of claim 1, further comprising: a screw (5); the wireless temperature sensor antenna (1) is connected with the rubber shell (3) through a screw (5).
8. The distribution network overhead line wireless temperature measurement sensor device according to claim 1, wherein the rubber housing (3) is provided with a groove.
9. The distribution network overhead line wireless temperature sensor device according to claim 8, characterized in that the wireless temperature sensor antenna (1) is arranged in a groove.
10. The distribution network overhead line wireless temperature measurement sensor device according to claim 4, wherein the surface acoustic wave sensor (2) is mounted on the rubber housing (3) through a fixed rolled strip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348158.9U CN211291790U (en) | 2019-12-24 | 2019-12-24 | Wireless temperature measuring sensor device for overhead line of distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348158.9U CN211291790U (en) | 2019-12-24 | 2019-12-24 | Wireless temperature measuring sensor device for overhead line of distribution network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211291790U true CN211291790U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922348158.9U Active CN211291790U (en) | 2019-12-24 | 2019-12-24 | Wireless temperature measuring sensor device for overhead line of distribution network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211291790U (en) |
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2019
- 2019-12-24 CN CN201922348158.9U patent/CN211291790U/en active Active
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