CN211425678U

CN211425678U - Temperature monitoring device for substation

Info

Publication number: CN211425678U
Application number: CN202020039173.5U
Authority: CN
Inventors: 朱立军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-09-04
Anticipated expiration: 2030-01-09

Abstract

The utility model discloses a temperature monitoring device for electric substation, concretely relates to temperature monitoring equipment field, including temperature-detecting mechanism, NB-lot basic station, cloud ware, temperature-detecting mechanism includes the casing and is located the inside PCB board of casing, and the front panel fixed mounting of casing has digital display, clear cover, control button, buzzing grid, and the top surface fixed mounting of casing has the surface integration of external antenna PCB board to have bee calling organ, infrared radiation thermometer, NB chip, power connection, controller. The utility model discloses an install wireless connection module additional in temperature detection mechanism inside, the wireless connection technique that utilizes NB chip and external antenna to constitute realizes collecting and monitoring a plurality of temperature detection mechanism synchronous information, need not to carry out a large amount of circuits and lays, reduces the installation and lays the cost, and this detection mechanism carries out temperature detection through infrared temperature measurement equipment and is independent of substation, and the dismouting of being convenient for reduces artifical installation cost.

Description

Temperature monitoring device for substation

Technical Field

The utility model relates to a temperature monitoring equipment technical field, more specifically says, the utility model specifically is a temperature monitoring device for electric substation.

Background

The transformer station, as the name implies, is the place where the voltage is changed. Is a place for converting, concentrating and distributing the voltage and current of electric energy in an electric power system. There are a plurality of transformer cabinets in the electric substation, in order to the temperature monitoring to the transformer cabinet, all be provided with temperature-detecting mechanism in the transformer cabinet, at present, the temperature-detecting mechanism of transformer cabinet in the electric substation all is independent mutually, and the staff need regularly collect the data of temperature-detecting mechanism in every transformer cabinet every day, just can monitor the temperature of transformer cabinet in the electric substation, and the monitoring process is loaded down with trivial details, and degree of automation is lower, and can't realize whole day real time monitoring.

In order to solve the above problems, patent application publication No. CN207395927U discloses a temperature monitoring device for a substation, refer to fig. 5 of the specification, the application includes an information processing base station located in the substation, temperature detection mechanisms are all connected with the information processing base station through wires, the information processing base station has a wireless communication network, the information processing base station is connected with a cloud server 11 through the wireless communication network, the temperature information detected by the temperature detection mechanisms can be collected by the substation base station and transmitted to the cloud server through the wireless communication network, the cloud server is pushed to a mobile phone of a worker through the network temperature information, the worker can perform all-day real-time monitoring on the temperature in the substation cabinet through the mobile phone, the whole monitoring process is simple, and the degree of automation is high.

However, the above technical solutions still have many disadvantages in practical use: because the temperature monitoring device adopts the wire to connect the temperature detection mechanism with the information processing base station, the wire connection mode needs to lay circuits again in a large-scale substation, and has certain limitation on the distance between the temperature detection mechanism and the information processing base station, a large amount of arrangement needs to be carried out in some large-scale substations to monitor the temperatures of different areas in real time, and the laying cost of a large amount of circuits is extremely high;

therefore, it is desirable to provide a temperature monitoring device for a substation, which is low in cost and can be arranged in a large number.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects of the prior art, the embodiment of the utility model provides a temperature monitoring device for substation, through install wireless connection module additional in temperature detection mechanism, utilize the wireless connection technology that NB73 chip and external antenna constitute to realize the synchronous information collection and the control to a plurality of temperature detection mechanisms, need not to carry out a large amount of circuit and lay, reduce the installation and lay cost, and this detection mechanism carries out temperature detection through infrared temperature measurement equipment and is independent of substation equipment, the dismouting of being convenient for, reduce artifical installation cost; additionally, the utility model discloses an utilize the cloud transmission platform that neotype NB-lot technique was built, NB-lot has the network architecture that supports low time delay sensitivity, ultralow equipment cost, low equipment consumption and optimization and connects advantages such as stable, realizes real time monitoring and real-time data transmission, guarantees temperature-detecting mechanism's information fast transmission, improves this wireless connection's stability to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a temperature monitoring device for electric substation, includes temperature-detecting mechanism, NB-lot basic station, cloud ware, temperature-detecting mechanism passes through NB-lot basic station and cloud ware communication connection, temperature-detecting mechanism includes the casing and is located the inside PCB board of casing, the front panel fixed mounting of casing has digital display, transparent cover, control button, buzzing grid, the top surface fixed mounting of casing has external antenna the integrated bee calling organ, infrared thermometer, NB73 chip, power connection, controller of having integrateed on the surface of PCB board, the tip of control button, power connection hole welds in the surface of PCB board, the PCB board carries out signal of telecommunication connection through NB73 chip and NB-lot basic station, NB-lot basic station is through wired or wireless mode and cloud ware communication connection.

In a preferred embodiment, one side of the housing is provided with a power supply connection hole, the top surface of the housing is fixedly provided with a hanging lug, the power supply connector extends out of the power supply connection hole and penetrates through the side wall of the housing, and the end part of the power supply connector is electrically connected with an external power supply.

In a preferred embodiment, the transparent cover plate and the buzzer grid are respectively positioned right in front of the infrared thermometer and the buzzer, the transparent cover plate is a transparent acrylic material component, and the buzzer grid is a honeycomb type through hole grid.

In a preferred embodiment, the output end of the control button is electrically connected to the input end of the PCB, and the end of the external antenna extends through the top surface of the housing to the inside of the housing and is electrically connected to the output end of the PCB.

In a preferred embodiment, the input ends of the buzzer, the control button and the NB73 chip are electrically connected to the output end of the controller through a PCB, the output end of the infrared thermometer is electrically connected to the input end of the controller through the PCB, and the controller is a PLC controller.

In a preferred embodiment, an analog-to-digital conversion circuit, a digital-to-analog conversion circuit, and a power amplification circuit are disposed inside the PCB, the analog-to-digital conversion circuit and the power amplification circuit are configured to convert information of the infrared thermometer into a digital signal and perform power amplification, and the digital-to-analog conversion circuit is configured to convert the digital signal into a signal output of the digital display.

In a preferred embodiment, an NB-Iot module is arranged inside the PCB, the NB-Iot module has three ARM cores and is equipped with a USIM interface, supports a 3gpp release 13 standard protocol and an IP/UDP/CoAP protocol, and is configured with in-band deployment, guard band deployment, independent deployment, and 20dB coverage enhancement.

The utility model discloses a technological effect and advantage:

1. the utility model discloses an install wireless connection module additional in temperature-detecting mechanism, utilize the wireless connection technique that NB73 chip and external antenna constitute to realize the information collection and the control to a plurality of temperature-detecting mechanism synchronization, need not to carry out a large amount of circuits and lay, reduce the installation and lay cost, and this detection mechanism carries out temperature detection through infrared temperature measurement equipment and is independent of substation equipment, the dismouting of being convenient for, reduce artifical installation cost;

2. the utility model discloses an utilize the cloud transmission platform that neotype NB-lot technique was built, NB-lot has the network architecture who supports low time delay sensitivity, ultralow equipment cost, low equipment consumption and optimization and connects advantages such as stable, realizes real time monitoring and real-time data transmission, guarantees temperature-detecting mechanism's information fast transmission, improves this wireless connection's stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the housing of the present invention.

Fig. 3 is a schematic diagram of the information transmission structure of the present invention.

Fig. 4 is a schematic diagram of the control structure of the present invention.

Fig. 5 is a schematic diagram of a comparison file structure of the present invention.

The reference signs are: 1. a housing; 2. a power supply connection hole; 3. an external antenna; 4. hanging a lug; 5. a digital display; 6. a transparent cover plate; 7. a control button; 8. a buzzer grid; 9. a PCB board; 10. an NB-lot base station; 11. a cloud server; 91. a buzzer; 92. an infrared thermometer; 93. an NB73 chip; 94. a power supply connector; 95. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The temperature monitoring device for the substation shown in the attached figures 1-4 comprises a temperature detection mechanism, an NB-lot base station 10 and a cloud server 11, wherein the temperature detection mechanism is in communication connection with the cloud server 11 through the NB-lot base station 10, the temperature detection mechanism comprises a shell 1 and a PCB 9 positioned inside the shell 1, a digital display 5, a transparent cover plate 6, a control button 7 and a buzzer grid 8 are fixedly arranged on the front panel of the shell 1, a buzzer 91 is integrated on the surface of the PCB 9, on which an external antenna 3 is fixedly arranged on the top surface of the shell 1, the infrared thermometer 92, the NB73 chip 93, the power connector 94, the controller 95, the control button 7 and the end part of the power connection hole 2 are welded on the surface of the PCB 9, the PCB 9 is in electric signal connection with the NB-lot base station 10 through the NB73 chip 93, and the NB-lot base station 10 is in communication connection with the cloud server 11 in a wired or wireless mode.

The implementation mode is specifically as follows: the wireless connection module is additionally arranged in the temperature detection mechanism, and the wireless connection technology formed by the NB73 chip 93 and the external antenna 3 is utilized to realize synchronous information collection and monitoring of the plurality of temperature detection mechanisms, so that a large number of circuits are not required to be arranged, the installation and laying cost is reduced, the temperature detection of the detection mechanism through infrared temperature measurement equipment is independent of power transformation equipment, the disassembly and the assembly are convenient, and the manual installation cost is reduced; additionally, the utility model discloses an utilize the cloud transmission platform that neotype NB-lot technique was built, NB-lot has the network architecture that supports low time delay sensitivity, ultralow equipment cost, low equipment consumption and optimization and connects advantages such as stable, realizes real time monitoring and real-time data transmission, guarantees temperature-detecting mechanism's information fast transmission, improves this wireless connection's stability.

Wherein, casing 1's one side has been seted up power and has been connect hole 2, and casing 1's top surface fixed mounting has hangers 4, and power connection 94 goes out the lateral wall that runs through casing 1 from power connect hole 2, and power connection 94's tip electricity is connected with external power source, realizes temperature-detecting mechanism's installation and switch-on with the power.

The transparent cover plate 6 and the buzzer grid 8 are respectively located right in front of the infrared thermometer 92 and the buzzer 91, the transparent cover plate 6 is made of transparent acrylic materials, and the buzzer grid 8 is a honeycomb type through hole grid, so that the infrared thermometer 92 and the buzzer 91 are protected.

The output end of the control button 7 is electrically connected with the input end of the PCB 9, and the end part of the external antenna 3 penetrates through the top surface of the shell 1, extends to the inside of the shell 1 and is electrically connected with the output end of the PCB 9, so that signal output and signal enhancement are realized.

The input ends of the buzzer 91, the control button 7 and the NB73 chip 93 are electrically connected with the output end of the controller 95 through the PCB 9, the output end of the infrared thermometer 92 is electrically connected with the input end of the controller 95 through the PCB 9, and the controller 95 is a PLC controller, so that the automatic control of the temperature detection mechanism is realized.

The PCB 9 is provided therein with an analog-to-digital conversion circuit, a digital-to-analog conversion circuit, and a power amplification circuit, the analog-to-digital conversion circuit and the power amplification circuit are configured to convert information of the infrared thermometer 92 into a digital signal and perform power amplification, and the digital-to-analog conversion circuit is configured to convert the digital signal into a signal output of the digital display 5, perform conversion processing on the signal, and perform power transmission.

The PCB 9 is internally provided with an NB-Iot module, the NB-Iot module is provided with three ARM cores and a USIM interface, supports a 3GPPRelase13 standard protocol and an IP/UDP/CoAP protocol, and is configured with in-band deployment, protective band deployment and independent deployment, and 20dB coverage enhancement.

The utility model discloses the theory of operation:

firstly, the temperature detection mechanism is configured to be in communication connection with an NB-lot base station 10, a transparent cover plate 6 is aligned with equipment to be monitored when the temperature detection mechanism is hung in power transformation equipment through a hanger 4, a preset temperature range is set through a control button 7, real-time temperature monitoring is carried out through an infrared thermometer 92, temperature information is transmitted to the cloud end through an NB73 chip 93 after being subjected to analog-digital conversion of a PCB 9, a user can conveniently carry out real-time monitoring by utilizing various equipment, when the temperature exceeds the set temperature range, a controller 95 can automatically control a buzzer 91 to carry out buzzing alarm and prompt, a wireless connection technology formed by an NB73 chip 93 and an external antenna 3 is utilized to realize synchronous information collection and monitoring of a plurality of temperature detection mechanisms, a large amount of circuit layout is not needed, the installation and laying cost is reduced, and a novel cloud transmission platform built by utilizing the NB-lot technology is adopted, real-time monitoring and real-time data transmission are realized, and the information of the temperature detection mechanism is ensured to be transmitted quickly.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a temperature monitoring device for electric substation which characterized in that: the temperature detection device comprises a temperature detection mechanism, an NB-lot base station (10) and a cloud server (11), wherein the temperature detection mechanism is in communication connection with the cloud server (11) through the NB-lot base station (10), the temperature detection mechanism comprises a shell (1) and a PCB (9) positioned inside the shell (1), a digital display (5), a transparent cover plate (6), a control button (7) and a buzzer grid (8) are fixedly installed on the front panel of the shell (1), an external antenna (3) is fixedly installed on the top surface of the shell (1), a buzzer (91), an infrared thermometer (92), an NB73 chip (93), a power connector (94) and a controller (95) are integrated on the surface of the PCB (9), the ends of the control button (7) and the power supply connection hole (2) are welded on the surface of the PCB (9), and the PCB (9) is in electric signal connection with the NB-lot base station (10) through an NB73 chip (93), the NB-lot base station (10) is in communication connection with the cloud server (11) in a wired or wireless mode.

2. The temperature monitoring device for the substation according to claim 1, wherein: the power supply connecting hole (2) has been seted up to one side of casing (1), the top surface fixed mounting of casing (1) has hangers (4), power connection (94) go out the lateral wall that runs through casing (1) from power connecting hole (2), the tip electricity of power connection (94) is connected with external power source.

3. The temperature monitoring device for the substation according to claim 1, wherein: the transparent cover plate (6) and the buzzer grating (8) are respectively positioned right in front of the infrared thermometer (92) and the buzzer (91), the transparent cover plate (6) is a transparent acrylic component, and the buzzer grating (8) is a honeycomb type through hole grating.

4. The temperature monitoring device for the substation according to claim 1, wherein: the output of control button (7) and the input electric connection of PCB board (9), the tip of external antenna (3) runs through the top surface of casing (1) and extends to the inside of casing (1) and with the output electric connection of PCB board (9).

5. The temperature monitoring device for the substation according to claim 1, wherein: the input of buzzer (91), control button (7), NB73 chip (93) passes through PCB board (9) and controller (95) output electric connection, the output of infrared thermometer (92) passes through PCB board (9) and controller (95) input electric connection, controller (95) are the PLC controller.

6. The temperature monitoring device for the substation according to claim 1, wherein: the PCB (9) is internally provided with an analog-digital conversion circuit, a digital-analog conversion circuit and a power amplification circuit, the analog-digital conversion circuit and the power amplification circuit are used for converting information of the infrared thermometer (92) into digital signals and performing power amplification, and the digital-analog conversion circuit is used for converting the digital signals into signals of the digital display (5) to be output.

7. The temperature monitoring device for the substation according to claim 1, wherein: an NB-Iot module is arranged inside the PCB (9), the NB-Iot module is provided with three ARM cores and a USIM interface, supports a 3GPPRelase13 standard protocol and an IP/UDP/CoAP protocol, and is configured with in-band deployment, protective band deployment and independent deployment, and 20dB coverage enhancement.