CN218350230U - Sulfur hexafluoride gas monitoring device of transformer substation - Google Patents
Sulfur hexafluoride gas monitoring device of transformer substation Download PDFInfo
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- CN218350230U CN218350230U CN202222191502.XU CN202222191502U CN218350230U CN 218350230 U CN218350230 U CN 218350230U CN 202222191502 U CN202222191502 U CN 202222191502U CN 218350230 U CN218350230 U CN 218350230U
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Abstract
The utility model provides a sulfur hexafluoride gas monitoring devices of transformer substation. The technical scheme abandons the conventional sensor naked mode, adopts a shell structure for protection, and designs a matched airflow passage. Specifically, the utility model utilizes the fan to drive the air flow to enter, the small-diameter pipe is arranged on the air inlet passage, the higher initial speed can be ensured, and meanwhile, the filter is arranged on the air inlet pipe, so that the problem of dust accumulation can be relieved; on the basis, a sensor, a buzzer and a wireless module are arranged in the front lower shell by utilizing the PCB, when the airflow contacts the sensor at a higher initial speed, the target component can be detected, and sound alarm and remote alarm are carried out by utilizing the buzzer and the wireless module; the gas after the detection is discharged through the exhaust pipe at the bottom of the utility model, thereby completing the detection process. Use the utility model discloses, can not only play the guard action to the sensor, the air current has higher contact efficiency with the sensor moreover, simultaneously, is convenient for install and fix.
Description
Technical Field
The utility model relates to a safety monitoring technical field of transformer substation, concretely relates to sulfur hexafluoride gas monitoring devices of transformer substation.
Background
Sulfur hexafluoride is a colorless, odorless, non-toxic, non-flammable, chemically inert gas that is considered the most desirable gas insulating medium due to its excellent electrical properties and stable chemical structure. In recent years, sulfur hexafluoride is widely used for electrical equipment, and the stability and reliability of the operation of the equipment are greatly improved, so that the labor intensity of overhaul testers is reduced in the aspects of conventional detection, operation maintenance and the like of the equipment.
Under normal conditions, sulfur hexafluoride exists stably in electrical equipment such as circuit breakers and transformers, but when systemic faults occur, sulfur hexafluoride gas may leak; in addition, when partial discharge, high-temperature large arc and other phenomena are caused by different insulation defects in high-voltage electrical equipment, sulfur hexafluoride gas is decomposed, and most of decomposition products are sulfur dioxide. Therefore, sulfur hexafluoride and sulfur dioxide which is a decomposition product thereof are monitored, which is beneficial to timely finding out the fault of electrical equipment, thereby making an emergency response.
In the prior art, detection of sulfur hexafluoride and sulfur dioxide in electrical equipment is realized by using corresponding sensors, the specific mode is that the sensors are arranged in the electrical equipment, the sensors are communicated with modules such as a PLC (programmable logic controller), a singlechip and the like, and the modules receive analog signals from the sensors, obtain detection results after analog-to-digital conversion and operation, and output the detection results to a display screen for display. Although the above implementation is not complex, it still has certain drawbacks at the construction level. Firstly, the single sensor is not easy to fix or install in the electrical equipment, so that the installation link is inconvenient to operate; in addition, the monolithic sensor lacks a protective structure and is susceptible to damage during use.
Disclosure of Invention
The utility model aims at providing a sulfur hexafluoride gas monitoring devices of transformer substation to the technical defect to prior art to solve conventional sensor and be not convenient for installation, fixed technical problem.
The utility model discloses another technical problem who solves is, how to provide the gaseous monitoring devices of sulfur hexafluoride of a brand-new configuration.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
the transformer substation sulfur hexafluoride gas monitoring device comprises a rear shell, a front upper shell, a front lower shell, an air inlet pipe, a filter, a clamp, a first small-diameter pipe, a second small-diameter pipe, a fan, an input end, an output end, a PCB, a sensor, a buzzer, a wireless module, a display screen, a battery and an exhaust pipe, wherein the front end of the rear shell is fixedly connected with the front upper shell and the front lower shell respectively, the front upper shell and the front lower shell are connected through bolt fastening, the air inlet pipe is arranged on the front upper shell, the filter is fixedly connected onto the air inlet pipe, the clamp is arranged on the rear shell, the first small-diameter pipe is arranged at the lower end of the air inlet pipe, the second small-diameter pipe is arranged at the top end of the front lower shell, the first small-diameter pipe and the second small-diameter pipe are both located in the front upper shell, the fan is arranged in the front upper shell, the input end of the fan is electrically connected with the first small-diameter pipe through a pipeline, the output end of the fan is connected with the second small-diameter pipe through a pipeline, the PCB is arranged in the front lower shell, and the bottom end of the front lower shell is electrically connected with the exhaust pipe.
Preferably, the sensor is positioned below the lower port of the second small-diameter pipe, and the sensor is a sulfur hexafluoride sensor or a sulfur dioxide sensor.
Preferably, the clamping is provided with a through hole.
Preferably, the rear case and the front upper case and the rear case and the front lower case are fastened and connected by bolts.
Preferably, sealing strips are padded between the rear shell and the front upper shell, between the rear shell and the front lower shell and between the front upper shell and the front lower shell.
Preferably, a temperature sensor is further connected to the PCB.
Preferably, a first clamping groove is formed in the inner wall of the upper front shell, and the fan is clamped in the first clamping groove; and a second clamping groove is formed in the inner wall of the rear shell, the PCB is clamped in the second clamping groove, and meanwhile, the PCB is fixedly connected with the rear shell through bolts.
In the above technical solutions, the rear housing, the front upper housing and the front lower housing together form a complete housing of the utility model, wherein the front upper housing accommodates the pumping assembly, and the front lower housing accommodates the detection element; the air inlet pipe is used for allowing external air to be measured to enter the utility model; the filter is used for filtering the inlet air and relieving dust accumulation in the utility model; the clamping is convenient for the installation and fixation of the utility model; the small-diameter pipe is used for improving the air inlet flow speed on the premise of not changing the flow, so that the gas to be detected is contacted with the sensor at a higher flow speed, and the effective response of the sensor is favorably ensured; the first small-diameter pipe and the second small-diameter pipe are respectively connected with the input end and the output end of the fan through pipelines, so that a complete air inlet passage is constructed, and the fan is used for pumping air; the PCB is used for mounting electric elements such as a sensor, a buzzer, a wireless module, a battery, a display screen and the like; the sensor can be a sulfur hexafluoride sensor or a sulfur dioxide sensor and is used for playing a role in detection; the buzzer is used for giving an alarm by sound according to the detection result; the wireless module can carry out remote transmission alarm according to the detection result; the battery is used for supplying power for the utility model; the display screen can be used for displaying the detection result; the exhaust pipe is used for detecting the exhaust of the gas.
The utility model provides a sulfur hexafluoride gas monitoring devices of transformer substation. The technical scheme abandons the conventional single sensor naked mode, adopts a shell structure convenient to mount for protection, and designs a matched airflow passage. Specifically, the utility model utilizes the fan to drive the airflow to enter the shell, the small-diameter pipe is arranged on the air inlet passage, which can ensure higher initial speed, and the filter is arranged on the air inlet pipe, which can relieve the dust accumulation problem; on the basis, a sensor, a buzzer and a wireless module are arranged in the front lower shell by utilizing the PCB, when the airflow contacts the sensor at a higher initial speed, the target component can be detected, and sound alarm and remote alarm are carried out by utilizing the buzzer and the wireless module; the gas after the detection is discharged through the exhaust pipe at the bottom of the utility model, thereby completing the detection process. Use the utility model discloses, can not only play good guard action to the sensor, the air current that awaits measuring has higher contact efficiency with the sensor moreover, simultaneously, the utility model discloses be convenient for install and fix.
Drawings
Fig. 1 is a perspective view of the present invention as a whole from one viewing angle;
fig. 2 is a perspective view of the present invention as a whole from another perspective;
FIG. 3 is a perspective view of the present invention after removal of the rear housing;
FIG. 4 is a perspective view of the present invention after the rear housing and the front upper housing are removed;
FIG. 5 is a perspective view of the present invention after the rear housing, the front upper housing and the front lower housing are removed;
fig. 6 is a perspective view of the sensor of the present invention;
fig. 7 is a perspective view of the buzzer of the present invention;
fig. 8 is a perspective view of the wireless module of the present invention;
FIG. 9 is a perspective view of the present invention after the rear housing, the front upper housing, the front lower housing and the display screen are removed;
in the figure:
1. rear shell 2, front upper shell 3, front lower shell 4 and air inlet pipe
5. Filter 6, clamping 7, first path pipe 8, second path pipe
9. Fan 10, input 11, output 12, PCB board
13. Sensor 14, buzzer 15, wireless module 16 and display screen
17. Battery 18, exhaust pipe.
Detailed Description
Hereinafter, specific embodiments of the present invention will be described in detail. Well-known structures or functions may not be shown in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to represent quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
The transformer substation sulfur hexafluoride gas monitoring device is shown in fig. 1-9, and comprises a rear shell 1, a front upper shell 2, a front lower shell 3, an air inlet pipe 4, a filter 5, a clamp 6, a first small-diameter pipe 7, a second small-diameter pipe 8, a fan 9, an input end 10, an output end 11, a PCB 12, a sensor 13, a buzzer 14, a wireless module 15, a display screen 16, a battery 17 and an exhaust pipe 18, wherein the front end of the rear shell 1 is fixedly connected with the front upper shell 2 and the front lower shell 3 respectively, the front upper shell 2 and the front lower shell 3 are connected through bolt fastening, the air inlet pipe 4 is arranged on the front upper shell 2, the filter 5 is fixedly connected on the air inlet pipe 4, the clamp 6 is arranged on the rear shell 1, the first small-diameter pipe 7 is arranged at the lower end of the air inlet pipe 4, the second small-diameter pipe 8 is arranged at the top end of the front lower shell 3, the first small-diameter pipe 7 and the second small-diameter pipe 8 are both arranged in the front upper shell 2, the fan 9 is arranged in the front upper shell 2, the rear shell is connected with the first small-diameter pipe 7, the rear shell 9 through a small-diameter pipe 12, the PCB 12 is connected with the PCB 12, the front lower shell 12 is connected with the PCB 16, the display screen 16, the rear shell 12 is connected with the PCB 16, the rear shell 12, the PCB 16 is connected with the PCB 16, the rear shell 1, the PCB 16 is connected with the PCB 16, the rear shell 3, the PCB 16 is connected with the rear shell 12, the PCB 16, the rear shell 12, the PCB 16 is connected with the rear shell 12, and the PCB 16.
The device has the following structural characteristics: the rear shell 1, the front upper shell 2 and the front lower shell 3 jointly form a complete shell of the utility model, wherein the front upper shell 2 contains the pumping assembly, and the front lower shell 3 contains the detection element; the air inlet pipe 4 is used for allowing outside air to be measured to enter the utility model; the filter 5 is used for filtering the intake air and relieving dust accumulation in the utility model; the clamping 6 is convenient for the installation and fixation of the utility model; the small-diameter pipe is used for improving the air inlet flow speed on the premise of not changing the flow, so that the gas to be detected is contacted with the sensor 13 at a high flow speed, and the effective response of the sensor 13 is ensured; the first small-diameter pipe 7 and the second small-diameter pipe 8 are respectively connected with an input end 10 and an output end 11 of a fan 9 through pipelines, so that a complete air inlet passage is constructed, and the fan 9 is used for pumping air; the PCB 12 is used for mounting electric elements such as a sensor 13, a buzzer 14, a wireless module 15, a battery 17, a display screen 16 and the like; the sensor 13 can be a sulfur hexafluoride sensor or a sulfur dioxide sensor and is used for detecting; the buzzer 14 is used for giving an alarm according to the detection result; the wireless module 15 can carry out remote transmission alarm according to the detection result; the battery 17 is used for supplying power for the utility model; the display screen 16 can be used for displaying the detection result; the exhaust pipe 18 is used for detecting the exhaust of the post-gas.
Example 2
The transformer substation sulfur hexafluoride gas monitoring device is shown in fig. 1-9, and comprises a rear shell 1, a front upper shell 2, a front lower shell 3, an air inlet pipe 4, a filter 5, a clamp 6, a first small-diameter pipe 7, a second small-diameter pipe 8, a fan 9, an input end 10, an output end 11, a PCB 12, a sensor 13, a buzzer 14, a wireless module 15, a display screen 16, a battery 17 and an exhaust pipe 18, wherein the front end of the rear shell 1 is fixedly connected with the front upper shell 2 and the front lower shell 3 respectively, the front upper shell 2 and the front lower shell 3 are connected through bolt fastening, the air inlet pipe 4 is arranged on the front upper shell 2, the filter 5 is fixedly connected on the air inlet pipe 4, the clamp 6 is arranged on the rear shell 1, the first small-diameter pipe 7 is arranged at the lower end of the air inlet pipe 4, the second small-diameter pipe 8 is arranged at the top end of the front lower shell 3, the first small-diameter pipe 7 and the second small-diameter pipe 8 are both arranged in the front upper shell 2, the fan 9 is arranged in the front upper shell 2, the rear shell is connected with the first small-diameter pipe 7, the rear shell 9 through a small-diameter pipe 12, the PCB 12 is connected with the PCB 12, the front lower shell 12 is connected with the PCB 16, the display screen 16, the rear shell 12 is connected with the PCB 16, the rear shell 12, the PCB 16 is connected with the PCB 16, the rear shell 1, the PCB 16 is connected with the PCB 16, the rear shell 3, the PCB 16 is connected with the rear shell 12, the PCB 16, the rear shell 12, the PCB 16 is connected with the rear shell 12, and the PCB 16. Wherein, sensor 13 is located the lower port below of second path pipe 8, and sensor 13 is sulfur hexafluoride sensor or sulfur dioxide sensor. The clamp 6 is provided with a through hole. The rear shell 1 and the front upper shell 2, and the rear shell 1 and the front lower shell 3 are fastened and connected through bolts. Sealing strips are padded between the rear shell 1 and the front upper shell 2, between the rear shell 1 and the front lower shell 3 and between the front upper shell 2 and the front lower shell 3. A temperature sensor is also connected to the PCB 12. A first clamping groove is formed in the inner wall of the upper front shell 2, and the fan 9 is clamped in the first clamping groove; a second clamping groove is formed in the inner wall of the rear shell 1, the PCB 12 is clamped in the second clamping groove, and meanwhile the PCB 12 is fixedly connected with the rear shell 1 through bolts.
The above detailed description of the embodiments of the present invention is only for the preferred embodiments of the present invention, and the present invention is not limited thereto. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Gaseous monitoring devices of transformer substation's sulfur hexafluoride, its characterized in that includes back casing (1), preceding casing (2) of going up, preceding casing (3) down, intake pipe (4), filter (5), clamping (6), first path pipe (7), second path pipe (8), fan (9), input (10), output (11), PCB board (12), sensor (13), bee calling organ (14), wireless module (15), display screen (16), battery (17), blast pipe (18), wherein, preceding casing (2) and preceding casing (3) down are gone up to the front end of back casing (1) fixedly connected with respectively, preceding casing (2) and preceding casing (3) down pass through bolt fastening connection, preceding casing (2) are gone up and have intake pipe (4), fixedly connected with filter (5) on preceding casing (4), be provided with clamping (6) on back casing (1), first path pipe (7) have at the lower extreme of intake pipe (4), second path pipe (8) have on the top of preceding casing (3), first path pipe (7) and second path pipe (7) are all located preceding casing (9) and preceding casing (9) are in preceding casing (10), fan (9) pipeline (10) are equipped with preceding casing (7), preceding casing (2) and preceding casing (2) are managed (7), the top pipe (8), the top of casing (7), the fan (7) is located the second path pipe (9), the second path pipe (7), the second path pipe (8), the second path pipe (7) down, the top of preceding casing (2), the preceding casing (9), the top of the fan (2) is located the fan (2) and the preceding casing (7), the fan (2) down, the fan is located the preceding casing (9), the preceding casing (2), the preceding casing (7), the preceding casing (2) and the preceding casing (7), the preceding casing (2) is located the fan is located the input ) Be connected, output (11) of fan (9) are connected with second path pipe (8) through the pipeline, be provided with PCB board (12) in casing (3) down in the front, be connected with sensor (13) respectively on PCB board (12), bee calling organ (14), wireless module (15), display screen (16) and PCB board (12) electric connection, display screen (16) keep casing (3) front end down in the front, be connected with battery (17) in the rear side of PCB board (12), the bottom of casing (1) or the bottom of casing (3) are provided with blast pipe (18) down in the front in the bottom of back casing (1).
2. A sulfur hexafluoride gas monitoring device for a substation according to claim 1, wherein the sensor (13) is located below the lower port of the second small diameter tube (8), the sensor (13) being a sulfur hexafluoride sensor or a sulfur dioxide sensor.
3. A sulfur hexafluoride gas monitoring device for a substation according to claim 1, characterised in that the clamp (6) is provided with through holes.
4. A sulfur hexafluoride gas monitoring device for a substation according to claim 1, characterised in that the rear housing (1) and the front upper housing (2) and the rear housing (1) and the front lower housing (3) are connected by bolt fastening.
5. The sulfur hexafluoride gas monitoring device for a substation according to claim 1, wherein sealing strips are padded between the rear shell (1) and the front upper shell (2), between the rear shell (1) and the front lower shell (3), and between the front upper shell (2) and the front lower shell (3).
6. A substation sulphur hexafluoride gas monitoring device according to claim 1, wherein a temperature sensor is also connected to the PCB board (12).
7. The sulfur hexafluoride gas monitoring device for the transformer substation according to claim 1, wherein a first clamping groove is formed in the inner wall of the upper front shell (2), and the fan (9) is clamped in the first clamping groove; have the second draw-in groove on the inner wall of back casing (1), PCB board (12) joint is in the second draw-in groove, PCB board (12) pass through bolt and back casing (1) fastening connection simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222191502.XU CN218350230U (en) | 2022-08-19 | 2022-08-19 | Sulfur hexafluoride gas monitoring device of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222191502.XU CN218350230U (en) | 2022-08-19 | 2022-08-19 | Sulfur hexafluoride gas monitoring device of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218350230U true CN218350230U (en) | 2023-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222191502.XU Active CN218350230U (en) | 2022-08-19 | 2022-08-19 | Sulfur hexafluoride gas monitoring device of transformer substation |
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| Country | Link |
|---|---|
| CN (1) | CN218350230U (en) |
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2022
- 2022-08-19 CN CN202222191502.XU patent/CN218350230U/en active Active
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