CN210603370U

CN210603370U - Power equipment thing networking temperature and humidity sensor check-up clamping device

Info

Publication number: CN210603370U
Application number: CN201921529437.9U
Authority: CN
Inventors: 徐祥波; 林立; 马泰; 印吉景; 杨庆华
Original assignee: State Grid Jiangsu Electric Power Co Ltd; Taizhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: State Grid Jiangsu Electric Power Co Ltd; Taizhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-05-22
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to an electric power infrastructure technical field, in particular to power equipment thing networking temperature and humidity sensor check-up clamping device. The utility model discloses a clip divide into left clamp, right clamp, nozzle window, and left clamp, right clamp are located nozzle window both sides respectively, and nozzle window is the cavity, and left clamp, right clamp are half encapsulated situation. The utility model discloses install the sensor and the high accuracy temperature and humidity sensor of being examined in less airtight space to temperature and humidity rises fast, and the temperature and the humidity change of two sensors are unanimous, have improved the measuring accuracy.

Description

Power equipment thing networking temperature and humidity sensor check-up clamping device

Technical Field

The utility model relates to an electric power infrastructure technical field, in particular to power equipment thing networking temperature and humidity sensor check-up clamping device.

Background

According to the development requirements of the power industry, national grid companies provide a strategic target of 'three-type two-network and top-grade world', the ubiquitous power internet of things is promoted to be constructed by overall deployment, and the traditional power grid is energized by informationized, digitalized and modernized means. In 2019, for comprehensively sensing the state of the power equipment and acquiring environmental parameters in real time, a large number of power equipment internet-of-things sensors are put into use, wherein wireless temperature and humidity sensors are widely installed in a large number of box bodies and cabinet bodies such as terminal boxes, mechanism boxes and switch cabinets in a power equipment internet-of-things construction unit. If temperature and humidity sensor breaks down, can lead to the unable real-time, correct perception of humiture environment in the cabinet, cause thing networking backstage monitoring data unusual, lose, lead to the unable start-up of heater or abnormal starting, cause the internal humidity of box to exceed standard, the temperature is too high, phenomenon such as heater burns out, and then lead to faults such as mechanism case burns out, the unusual deciliter of switch, threatens the reliability of electric wire netting operation seriously.

Therefore, the temperature and humidity sensor of the power equipment internet of things needs to be regularly detected and checked. Construction work of deploying ubiquitous power internet of things starts in 2019, and no test instrument and standard inspection method special for temperature and humidity sensors of the power equipment internet of things exist so far. The patent is developed to fill the blank in the aspect. Therefore, it is a work that needs to be implemented urgently to develop a set of equipment for verifying related sensors and to establish a standard verification method.

The temperature and humidity sensor of the power equipment internet of things is used for detecting real-time temperature and humidity values of a cabinet body and a box body microenvironment, transmitting acquired data to a node device and an internet of things monitoring background through a Wireless Sensor Network (WSN), and displaying no temperature and humidity on site. The work flow is shown in fig. 8. The existing measurement detection sensor has the defects of long measurement time, because the heating and the humidification degree are in the box body, the heating space is large, the reaction of the measured sensor and the sensor for comparison is slow, the temperature of the equipment can be approximately consistent only by setting for dozens of minutes, and secondly, the whole equipment is humidified, the service life of other equipment can be influenced, and the damage to the equipment is large.

Disclosure of Invention

Not enough to prior art, the utility model provides a power equipment thing networking temperature and humidity sensor check-up clamping device. The utility model discloses install the sensor and the high accuracy temperature and humidity sensor of being examined in less airtight space to temperature and humidity rises fast, and the temperature and the humidity change of two sensors are unanimous, have improved the measuring accuracy.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a power equipment thing networking temperature and humidity sensor check-up clamping device, includes handle, clip, connecting axle, shell fragment, and wherein two handles pass through the connecting axle and connect, and clip and handle integration set up, and the shell fragment joint is between two handles, its characterized in that: the clamp is divided into a left clamp, a right clamp and a nozzle window, the left clamp and the right clamp are respectively positioned on two sides of the nozzle window, the nozzle window is a cavity, and the left clamp and the right clamp are in a semi-sealing state.

According to as above power equipment thing networking temperature and humidity sensor check-up clamping device, its characterized in that: the left clamp is cylindrical.

According to as above power equipment thing networking temperature and humidity sensor check-up clamping device, its characterized in that: the right clamp is cylindrical.

According to as above power equipment thing networking temperature and humidity sensor check-up clamping device, its characterized in that: the left clamp is rectangular.

According to as above power equipment thing networking temperature and humidity sensor check-up clamping device, its characterized in that: the right clamp is rectangular.

According to as above power equipment thing networking temperature and humidity sensor check-up clamping device, its characterized in that: the nozzle window is provided with a sealing device which is an adhesive tape.

The utility model also discloses a power equipment thing networking temperature and humidity sensor check-up method adopts above power equipment thing networking temperature and humidity sensor check-up clamping device centre gripping tested sensor and high accuracy temperature and humidity sensor, its characterized in that: the method comprises the following steps:

step 1, respectively installing a tested sensor and a high-precision temperature and humidity sensor on a clamping device, connecting a test line of a handheld host machine with the high-precision temperature and humidity sensor through a nozzle window, placing a nozzle in the nozzle window, sealing the nozzle window by using an adhesive tape, then starting a wireless data communication module, and connecting the wireless data communication module with a remote control end of the tested sensor;

step 2, pressing a button, starting a sensor calibration device, and displaying the current temperature and humidity;

step 3, setting initial temperature, and setting curves of temperature rise and humidity increase, wherein the temperature rise and the humidity increase are stepped rising curves;

and 4, when the handheld host collects the high-precision temperature and humidity sensor data, the wireless data communication module synchronously obtains the data of the tested sensor from the equipment and the Internet of things monitoring background and compares the data.

The beneficial effects of the utility model are that firstly can airtight heating humidification, and airtight space is little, so temperature humidity rises fast, and the temperature and the humidity change of two sensors are unanimous, have improved the measuring accuracy. And secondly, the change of the humidity and the temperature can not influence other equipment and hardly influences other components. Thirdly, the sensor can be heated, refrigerated and humidified, and the temperature and humidity can be controlled. Fourthly, the temperature and the humidity of the sensor can be accurately measured and displayed. And fourthly, reading data of the node equipment and the Internet of things monitoring background through a wireless network, or reading sensor data through a wireless sensor network.

Drawings

FIG. 1 is a front view of a verification fixture.

FIG. 2 is a top view of the verification fixture.

Fig. 3 is a schematic structural diagram of the verification device.

Fig. 4 is a block diagram of the internal structure of the handheld host.

Fig. 5 is a schematic structural view of the present invention.

Fig. 6 is a graph showing the change of temperature and humidity with time when the utility model is used.

Fig. 7 is the utility model discloses check-up thing networking temperature and humidity sensor flow chart.

Fig. 8 is a conventional verification process.

FIG. 9 is a front view of another embodiment of a verification fixture.

Description of reference numerals: the device comprises a handheld host 1, a display screen 2, a temperature and humidity adjusting button 3, a power button 4, a button 5, an expansion data input interface 6, a throttle valve 7, a nozzle 8, a tested sensor 9, a high-precision temperature and humidity sensor 10, a clamping device 11, a wireless data communication module 12, a handle 13, a clamp 14, a left clamp 141, a right clamp 142, a nozzle window 143, a connecting shaft 15 and an elastic sheet 16.

Detailed Description

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

As shown in fig. 1 and fig. 2, the utility model relates to a power equipment internet of things temperature and humidity sensor checking and clamping device, which comprises a handle 13, a clip 14, a connecting shaft 15 and a spring plate 16, wherein the two handles 13 are connected through a connecting shaft 15, the clips 14 and the handles 13 are integrally arranged, the elastic sheet 16 is clamped between the two handles 13, when the handles 13 are pressed down with force, the two clips 14 are opened, can be respectively with being tried sensor 9, high accuracy temperature and humidity sensor 10 (the utility model discloses a high accuracy temperature and humidity sensor 10 is for being tried sensor 9, generally than being tried sensor 9 higher an order of magnitude can, if being tried sensor 9 temperature accuracy is 0.1 degree, then high accuracy temperature and humidity sensor 10's temperature accuracy be 0.01 degree can, the relative humidity accuracy is 1%, then high accuracy temperature and humidity sensor 10's relative humidity accuracy can be 0.1%) places in the both sides of clip 14. Because the utility model discloses an inside cavity volume of clip 14 is less, so temperature and humidity change are fast, completion test that can be faster.

As shown in fig. 2, the clip 14 of the present invention is divided into a left clip 141, a right clip 142 and a nozzle window 143, the left clip 141 and the right clip 142 are respectively located at two sides of the nozzle window 143, and the nozzle window 143 is a hollow cavity. Like this when the test, nozzle 8 can be placed in nozzle window 143, presss from both sides 141, the right side respectively and presss from both sides 142 even heating and humidification to the left side, realizes quick measuring utility model purpose. As shown in fig. 1 and 9, the left and

right clamps

141 and 142 of the present invention may be cylindrical or rectangular, and are selected according to the shape of the object to be tested. The utility model discloses in, left side presss from both sides 141, right side and presss from both sides 142 and is half sealed best, even in clip 14 step up the back, except nozzle window 143, other places are sealed, like this when the test, in order to accelerate test speed and make both sides position temperature and humidity unanimous, put into nozzle window 143 with nozzle 8 after, adopt the adhesive tape to seal nozzle window 143 and can accelerate test speed to make the environment of both sides sensor unanimous, improve the precision of test.

The utility model also discloses a power equipment thing networking temperature and humidity sensor calibration equipment, as shown in fig. 3, including hand-held type host computer 1, display screen 2, temperature and humidity adjustment button 3, power button 4, button 5, extension data input interface 6, choke valve 7, nozzle 8, by examination sensor 9, high accuracy temperature and humidity sensor 10, clamping device 11, wireless data communication module 12. Wherein the nozzle 8 is connected with the handheld host 1 through a hose, a throttle valve 7 is arranged on the hose, and the throttle valve 7 is used for controlling the output gas quantity. The internal working principle diagram of the handheld host 1 is as shown in fig. 4, the utility model discloses accessible single board computer host control atomizer and heating and refrigerating plant to carry it to nozzle 8 through the hose through miniature fan, from nozzle 8 output satisfy the gas of temperature and humidity requirement. The utility model discloses a wireless data communication module 12 can be as required compatible multiple communication mode, like compatible LoRaWAN^TM1.1Specification, IEEE Std 802.15.4TM-2015 and Bluetooth CoreSpecification v 5.0.

As shown in fig. 5 to 7, the utility model also discloses a power equipment thing networking temperature and humidity sensor check-up method, when carrying out the check-up to the thing networking temperature and humidity sensor in certain terminal box, including following step:

step 1, as shown in fig. 3 (in fig. 3, in order to indicate the placement condition inside the holding device 11, the holding device is simple and schematic and not shown), the to-be-tested sensor 9 and the high-precision temperature and humidity sensor 10 are respectively installed on the holding device 11, the test line of the handheld host 1 is connected with the high-precision temperature and humidity sensor 10 through the nozzle window 143, and the nozzle 8 is placed in the nozzle window 143. After the device is placed, the nozzle window 143 is preferably sealed with tape to form a sealed test space, so that the two sensors are in the same sealed small space to ensure the consistency of temperature and humidity changes. Then the wireless data communication module 12 is started, and the wireless data communication module 12 is connected with the remote control end of the tested sensor 9.

And 2, pressing a button 5, starting a sensor calibration device, and displaying the current temperature and humidity, wherein the current temperature is 30 ℃ and 60% respectively. The data of the tested sensor 9 and the data of the high-precision temperature and humidity sensor 10 are compared. Data of the tested sensor 9 are obtained from equipment and an internet of things monitoring background through the wireless data communication module 12, and the high-precision temperature and humidity sensor 10 is directly acquired by the handheld host 1.

Step 3, setting an initial temperature, then setting a temperature rise curve and a humidity increase curve, wherein the temperature rise curve and the humidity increase curve are preferably in a stepwise rise curve, for example, the set temperature rises to 40 ℃, the temperature rises to 45 ℃ after the temperature is maintained for 10 seconds, and the temperature rises to 50 ℃ after the temperature is maintained for 10 seconds; humidity rises to 80%, rises to 85% after 10 seconds, rises to 90% … … after 10 seconds, and so on, which facilitates comparison and is due to the fact that the test sensor 9 and the high-precision temperature and humidity sensor 10 are sealed in the holding device 11.

And 4, when the handheld host 1 collects data of the high-precision temperature and humidity sensor 10, the wireless data communication module 12 synchronously obtains the data of the tested sensor 9 from the equipment and the Internet of things monitoring background, and compares the data.

The utility model provides a thing networking humiture calibration equipment's application scope:

1. and (4) verifying the temperature and humidity sensors of the internet of things in the terminal box, the mechanism box and the switch cabinet of the power system.

2. And (4) checking other temperature and humidity sensors in the power system.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a power equipment thing networking temperature and humidity sensor check-up clamping device, includes handle, clip, connecting axle, shell fragment, and wherein two handles pass through the connecting axle and connect, and clip and handle integration set up, and the shell fragment joint is between two handles, its characterized in that: the clamp is divided into a left clamp, a right clamp and a nozzle window, the left clamp and the right clamp are respectively positioned on two sides of the nozzle window, the nozzle window is a cavity, and the left clamp and the right clamp are in a semi-sealing state.

2. The power equipment thing networking temperature and humidity sensor check-up clamping device of claim 1, characterized in that: the left clamp is cylindrical.

3. The power equipment thing networking temperature and humidity sensor check-up clamping device of claim 1, characterized in that: the right clamp is cylindrical.

4. The power equipment thing networking temperature and humidity sensor check-up clamping device of claim 1, characterized in that: the left clamp is rectangular.

5. The power equipment thing networking temperature and humidity sensor check-up clamping device of claim 1, characterized in that: the right clamp is rectangular.

6. The power equipment thing networking temperature and humidity sensor check-up clamping device of claim 1, characterized in that: the nozzle window is provided with a sealing device which is an adhesive tape.