Density micro-water on-line monitoring device with gas circulation function

Abstract

The utility model relates to a density micro-water on-line monitoring device with a gas circulation function, which comprises a gas connection port, an upper cover and an outer cylinder, the gas connection port is connected with the upper cover, the upper cover is connected with the outer cylinder, the outer cylinder is connected with a bottom cover, and the bottom cover is connected with a junction box; a gas storage tank is arranged in the outer barrel, a high-speed fan and a sensor assembly are arranged in the gas storage tank, a ceramic heater is arranged on the gas storage tank, the ceramic heater and the high-speed fan are electrically connected with a circuit board, and the circuit board is electrically connected with a junction box. The circulation of gas in the gas storage tank is realized, and the monitoring accuracy of the micro-water content is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to online monitoring device technical field, concretely is a density micro water online monitoring device with gas circulation function. BACKGROUND

[0002] Sulfur hexafluoride high voltage electrical equipment has been widely applied in electric power department, industrial and mining enterprises, promotes the rapid development of electric power industry. Guarantee sulfur hexafluoride high voltage electrical equipment reliable safe operation has become one of the important tasks of electric power department. Sulfur hexafluoride high voltage electrical equipment arc extinguishing medium and insulating medium are sulfur hexafluoride gas, cannot occur leakage and micro water exceed the standard, if leakage or micro water content exceed the standard, can not guarantee sulfur hexafluoride high voltage electrical equipment reliable safe operation. Therefore, it is very necessary to monitor sulfur hexafluoride gas density and micro water content of sulfur hexafluoride high voltage electrical equipment in real time.

[0003] At present, in sulfur hexafluoride or mixed gas high voltage electrical equipment, the inside is all sealed space, internal gas will not circulate, when using to detect internal gas micro water content, must take out internal gas, after external circulation can accurately measure the micro water content of internal gas. This leads to waste, and causes environmental pollution. CONTENT

[0004] The utility model discloses a density micro water online monitoring device with gas circulation function to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a density micro water online monitoring device with gas circulation function, including gas inlet, upper cover and outer tube, the gas inlet is connected with upper cover, the upper cover is connected with outer tube, the outer tube is connected with bottom cover, and the bottom cover is connected with terminal box;The outer tube is equipped with gas storage tank, the gas storage tank is equipped with high speed fan and sensor assembly, the gas storage tank is equipped with ceramic heater, and the ceramic heater and high speed fan are electrically connected with circuit board respectively, and the circuit board is electrically connected with terminal box.

[0006] Optionally, the sensor assembly includes a temperature sensor, a pressure sensor, and a dew point sensor.

[0007] Optionally, the ceramic heater is connected with the gas storage tank through a glass sintering terminal.

[0008] Optionally, the terminal box is a 7-core terminal box.

[0009] Optionally, the glass sintering terminal is a 6-core glass sintering joint.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] The utility model discloses a ceramic heater and high -speed fan's start and stop to realize the circulation of the gas in the gas storage tank, guarantee the accuracy of the micro water content monitoring. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is the structure schematic diagram of the utility model. DETAILED DESCRIPTION

[0013] In order to further illustrate the technical means and effects taken by the utility model to achieve the predetermined utility model purposes, the following will be combined with the preferred embodiments, the specific implementation, structure, features and effects according to the utility model are described in detail as follows.

[0014] As shown in Figure 1, a kind of density micro water on-line monitoring device with gas circulation function, including gas connection 1, upper cover 2 and outer tube 3, the gas connection 1 and upper cover 2 are connected, the upper cover 2 and outer tube 3 are connected, the outer tube 3 is connected with bottom cover 9, the bottom cover 9 is connected with terminal box 10;The outer tube 3 is equipped with gas storage tank 4, the gas storage tank 4 is equipped with high-speed fan 5 and sensor assembly 6, the gas storage tank 4 is equipped with ceramic heater 11, the ceramic heater 11 and high-speed fan 5 are electrically connected with circuit board 8 respectively, and the circuit board 8 is electrically connected with terminal box 10.

[0015] The sensor assembly 6 includes temperature sensor, pressure sensor and dew point sensor, and the ceramic heater 11 is connected with the gas storage tank 4 by glass sintering terminal 7.The terminal box 3 is 7-core terminal box.The glass sintering terminal 7 is 6-core glass sintering connector.

[0016] 2 the utility model works, circuit board 8 controls the start of high-speed fan 5 and ceramic heater 11, ceramic heater 11 heats the gas in the gas storage tank 4, then high-speed fan 5 starts and circulates the gas in the gas storage tank 4, then sensor assembly 6 monitors the micro water content of the gas in the gas storage tank 4, to ensure that the micro water content of the gas is accurately measured.

[0017] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Although the present application has been disclosed with preferred embodiments, it is not intended to limit the present application. Any person skilled in the art can make minor changes or modifications to the disclosed technical content, or make equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any modification, equivalent change or modification of the above embodiments, which does not depart from the technical solution of the present application, is still within the scope of the technical solution of the present application.

Claims

1. A density micro water on-line monitoring device with a gas circulation function, characterized in that, It comprises a gas inlet (1), an upper cover (2) and an outer cylinder (3), the gas inlet (1) is connected with the upper cover (2), the upper cover (2) is connected with the outer cylinder (3), the outer cylinder (3) is connected with a bottom cover (9), and the bottom cover (9) is connected with a terminal box (10); A gas storage tank (4) is arranged in the outer cylinder (3), a high-speed fan (5) and a sensor assembly (6) are arranged in the gas storage tank (4), a ceramic heater (11) is arranged on the gas storage tank (4), and the ceramic heater (11) and the high-speed fan (5) are respectively electrically connected with a circuit board (8), and the circuit board (8) is electrically connected with the terminal box (10).

2. The density micro water on-line monitoring device with gas circulation function according to claim 1, characterized in that, The sensor assembly (6) comprises a temperature sensor, a pressure sensor and a dew point sensor.

3. The density micro water on-line monitoring device with gas circulation function according to claim 2, characterized in that, The ceramic heater (11) is connected with the gas storage tank (4) through a glass sintering terminal (7).

4. The density micro water on-line monitoring device with gas circulation function according to claim 3, characterized in that, The terminal box (10) is a 7-core terminal box.

5. The density micro water on-line monitoring device with gas circulation function according to claim 4, characterized in that, The glass sintering terminal (7) is a 6-core glass sintering joint.

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