CN210322011U

CN210322011U - Temperature monitoring device for outdoor transformer

Info

Publication number: CN210322011U
Application number: CN201921301091.7U
Authority: CN
Inventors: 李国伟; 王俊波; 唐琪; 黎小龙; 罗容波; 武利会
Original assignee: Guangdong Power Grid Co Ltd; Foshan Power Supply Bureau of Guangdong Power Grid Corp
Current assignee: Guangdong Power Grid Co Ltd; Foshan Power Supply Bureau of Guangdong Power Grid Corp
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-04-14
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a temperature monitoring device for outdoor transformer, which comprises a solar power module, an infrared temperature measuring module, a microprocessor module, a Bluetooth communication module, a GSM communication module, field terminal equipment and background terminal equipment; the microprocessor module is respectively and electrically connected with the solar power module, the infrared temperature measurement module, the Bluetooth communication module and the GSM communication module, the infrared temperature measurement module is electrically connected with the solar power module, the Bluetooth communication module is in signal connection with the field terminal device, and the GSM communication module is in signal connection with the background terminal device. The utility model discloses a solar energy power module supplies power for this temperature monitoring device, adopts solar energy to generate electricity, need not to join in marriage in the transformer and connects the power, has solved to the transformer at outdoor operations, needs to join in marriage in addition and connects the comparatively troublesome problem of power.

Description

Temperature monitoring device for outdoor transformer

Technical Field

The utility model relates to a transformer equipment technical field of transformer substation especially relates to a temperature monitoring device for outdoor transformer.

Background

The 10kV distribution transformer is important power supply equipment of a distribution network, and the operation state of the distribution transformer is related to the power supply quality of the tail end of a power supply network. When the power supply quantity suddenly increases due to seasonal power supply quantity demand change or large section date, the transformer is easily damaged due to overload, and the most effective monitoring means for the situation is to monitor the temperature of the transformer. The existing temperature monitoring system for the transformer needs to perform power failure treatment on the transformer when being installed and configured, so that the power supply quality is influenced; meanwhile, the power is taken outdoors more inconveniently, and the power supply of the temperature measuring system is inconvenient to connect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the inconvenient problem of temperature measurement system installation that has been used for outdoor transformer now, provide a temperature monitoring device for outdoor transformer.

In order to realize the purpose of the utility model, the technical means adopted is as follows:

a temperature monitoring device for an outdoor transformer comprises a solar power module, an infrared temperature measurement module, a microprocessor module, a Bluetooth communication module, a GSM communication module, field terminal equipment and background terminal equipment;

the microprocessor module is respectively and electrically connected with the solar power module, the infrared temperature measurement module, the Bluetooth communication module and the GSM communication module, the infrared temperature measurement module is electrically connected with the solar power module, the Bluetooth communication module is in signal connection with the field terminal device, and the GSM communication module is in signal connection with the background terminal device.

In the above scheme, power is supplied to the temperature monitoring device through the solar power module, solar energy is used as power supply, power does not need to be taken outdoors, temperature data acquired by the infrared temperature measurement module from the transformer is acquired and processed through the microprocessor module, and then the temperature data is transmitted to the field terminal device and the background terminal device through the Bluetooth communication module and the GSM communication module respectively to monitor the temperature of the transformer by workers.

Preferably, the temperature monitoring device further comprises a buzzer alarm, and the buzzer alarm is electrically connected with the microprocessor module. In this preferred scheme, send the chimes of doom when the temperature of transformer is unusual through setting up the buzzer siren for the staff in time discovers unusually.

Preferably, the solar power module comprises a solar cell panel, a charging voltage stabilizer and a lithium battery, and the charging voltage stabilizer is electrically connected with the solar cell panel, the lithium battery and the infrared temperature measurement module respectively. In this preferred scheme, adopt solar cell panel to gather solar energy and generate electricity, wherein some electric energy supplies power for this temperature monitoring device through the voltage regulator device that charges, and remaining unnecessary electric energy charges for the lithium cell acts as the effect of back-up source.

Preferably, the infrared temperature measurement module comprises one or more non-contact infrared temperature measurement sensors. In this preferred scheme, through selecting for use non-contact infrared temperature sensor, utilize the infrared ray to measure the temperature, its sensing element and measurand non-contact each other, need the condition of having a power failure with the transformer when having avoided traditional installation contact temperature sensor for it is more convenient to install.

Preferably, the microprocessor module is an STM32 single chip microcomputer. In this preferred scheme, the STM32 singlechip that adopts has the characteristics of technology maturity reliable, low price, and the STM32 singlechip can supply actual need to select like the multiple working mode of timing start etc. simultaneously.

Preferably, the temperature monitoring device further comprises a hoop and an adjustable mounting bracket, the hoop is used for being fixed on an outdoor stand column, one end of the adjustable mounting bracket is fixedly connected with the hoop, a fixing plate is arranged on the front surface of the adjustable mounting bracket, and the solar cell panel is mounted on the fixing plate. In this preferred scheme, the staple bolt can be installed on treating near the stand of monitoring outdoor transformer for this device simple installation installs solar cell panel on the fixed plate of adjustable installing support, can carry out the angle modulation of fixed plate according to the condition of sunshine, thereby reaches the best solar energy collection effect, effectively utilizes solar energy resource.

Preferably, the below of fixed plate still is provided with box body and universal joint, STM32 singlechip, bluetooth communication module, GSM communication module, the voltage regulator device that charges and lithium cell all encapsulate in the box body, the one end of universal joint is connected the below of fixed plate, the infrared temperature sensor of non-contact installs the other end of universal joint. In the preferred scheme, each module is packaged in the box body, so that the outdoor sun and rain can be prevented, the service life of the device is prolonged, and the use safety is improved; the non-contact infrared temperature measurement sensor can adjust any angle through the universal joint according to actual acquisition requirements, so that the optimal temperature acquisition effect is obtained, and the accuracy of temperature monitoring is improved.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:

the utility model provides a temperature monitoring device for outdoor transformer, supply power for this temperature monitoring device through solar energy power module, adopt solar energy as the power supply, need not to get the electricity in the open air; by selecting the non-contact infrared temperature measuring sensor and measuring the temperature by utilizing infrared rays, the condition that the transformer needs to be powered off when the contact temperature sensor is installed in the prior art is avoided, and the problem that the existing temperature measuring system for the outdoor transformer is inconvenient to install is solved; the temperature data acquired by the infrared temperature measurement module from the transformer is acquired and processed through the microprocessor module, and then transmitted to the field terminal device and the background terminal device through the Bluetooth communication module and the GSM communication module respectively so as to monitor the temperature of the transformer by workers, and meanwhile, the temperature of the transformer can be alarmed when abnormal temperature occurs, so that the workers can find the abnormality in time.

Drawings

FIG. 1 is a block diagram of a system according to example 2.

Fig. 2 is a schematic view 1 of structural installation of the hoop and the adjustable mounting bracket in embodiment 2.

Fig. 3 is a schematic view of structural installation of the hoop and the adjustable installation bracket in embodiment 2.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

Example 1

Example 2

As shown in fig. 1, a temperature monitoring device for an outdoor transformer comprises a solar panel 1, a charging voltage stabilizer 2, a lithium battery 3, a non-contact infrared temperature measuring sensor 4, an STM32 single chip microcomputer 5, a buzzer alarm, a bluetooth communication module 6, a GSM communication module 7, a field terminal device 8 and a background terminal device 9;

the output of solar cell panel 1 is connected with charging voltage regulator 2's input electricity, charging voltage regulator 2's output respectively with lithium cell 3's input, non-contact infrared temperature sensor 4's power input end and STM32 singlechip 5's power input end electricity are connected, non-contact infrared temperature sensor 4's data output end is connected with STM32 singlechip 5's data input end electricity, STM32 singlechip 5's data output end is connected with buzzer siren's input, bluetooth communication module 6's input, GSM communication module 7's input electricity respectively, bluetooth communication module 6 with field terminal 8 signal connection, GSM communication module 7 with backstage terminal 9 signal connection.

As shown in fig. 2 and 3, the temperature monitoring device of this embodiment 2 further includes an anchor ear 21 and an adjustable mounting bracket 22, where the anchor ear 21 is used for being fixed on an outdoor column, one end of the adjustable mounting bracket 22 is fixedly connected to the anchor ear 21, a fixing plate 1 is disposed on a front surface of the adjustable mounting bracket 22, and the solar panel is mounted on the fixing plate 1. The below of fixed plate 23 still is provided with box body and universal joint 25, STM32 singlechip, bluetooth communication module, GSM communication module, the voltage regulator device that charges and lithium cell all encapsulate in the box body 24, the one end of universal joint 25 is connected the below of fixed plate 1, the infrared temperature sensor 4 of non-contact is installed the other end of universal joint 25. The distance between the non-contact infrared temperature measurement sensor 4 and the transformer is kept within the temperature measurable distance of the non-contact infrared temperature measurement sensor 4.

The working process of the embodiment 2 is as follows:

the solar cell panel 1 collects sunlight and converts the sunlight into electric energy through the charging voltage stabilizing module 2, a part of the electric energy obtained through conversion is used for supplying power to equipment, and the rest electric energy is stored through a lithium battery to be used as a standby;

non-contact infrared temperature sensor 4 carries out temperature data's collection to the oil tank surface and the sleeve pipe end connection department of needing to monitor the transformer, then with data transmission to STM32 singlechip 5, STM32 singlechip 5 handles the data that receive, and transmit data to field terminal 8 through bluetooth communication module 6, transmit to backstage terminal equipment 9 through GSM communication module 7, so that the staff monitors the temperature of needing to monitor the transformer, when the temperature data who gathers surpasss predetermined alert value simultaneously, buzzer siren sends the chimes of doom, make the staff in time discover unusually.

The terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent;

it is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A temperature monitoring device for an outdoor transformer is characterized by comprising a solar power module, an infrared temperature measurement module, a microprocessor module, a Bluetooth communication module, a GSM communication module, field terminal equipment and background terminal equipment;

2. The temperature monitoring device of claim 1, further comprising a buzzer alarm electrically connected to the microprocessor module.

3. The temperature monitoring device according to claim 1 or 2, wherein the solar power module comprises a solar panel, a charging voltage stabilizer and a lithium battery, and the charging voltage stabilizer is electrically connected with the solar panel, the lithium battery and the infrared temperature measurement module respectively.

4. The temperature monitoring device of claim 3, wherein the infrared thermometry module comprises one or more non-contact infrared thermometry sensors.

5. The temperature monitoring device of claim 4, wherein the microprocessor module is an STM32 single chip microcomputer.

6. The temperature monitoring device according to claim 5, further comprising an anchor ear and an adjustable mounting bracket, wherein the anchor ear is used for being fixed on an outdoor stand column, one end of the adjustable mounting bracket is fixedly connected with the anchor ear, a fixing plate is arranged on the front surface of the adjustable mounting bracket, and the solar cell panel is mounted on the fixing plate.

7. The temperature monitoring device according to claim 6, wherein a box body and a universal joint are further arranged below the fixing plate, the STM32 single chip microcomputer, the Bluetooth communication module, the GSM communication module, the charging voltage stabilizing device and the lithium battery are packaged in the box body, one end of the universal joint is connected below the fixing plate, and the non-contact infrared temperature measuring sensor is mounted at the other end of the universal joint.