CN215728047U

CN215728047U - Sulfur hexafluoride online monitoring device for carbon emission control

Info

Publication number: CN215728047U
Application number: CN202122210815.0U
Authority: CN
Inventors: 齐海云
Original assignee: Hebei University of Environmental Engineering
Current assignee: Hebei University of Environmental Engineering
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-02-01
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a sulfur hexafluoride online monitoring device for carbon emission control, which comprises a buried protective shell, wherein an assembly box is fixedly arranged in the buried protective shell, an exhaust pipe is fixedly inserted into one side of the buried protective shell, a partition plate is fixedly arranged in the assembly box, a sulfur hexafluoride sensor is fixedly arranged in a lower detection cavity, a pedal plate is rotatably arranged at the upper end of the assembly box, a breathable pedal plate is arranged on the pedal plate, a dust-proof box is detachably arranged at the upper end of the assembly box, an airflow hole is formed in the partition plate, a first fan is fixedly embedded in the airflow hole, a second fan is fixedly arranged in the lower detection cavity, and the sulfur hexafluoride sensor is positioned between the exhaust pipe and the second fan. The utility model adopts underground ventilation and exhaust, and the sulfur hexafluoride is easy to collect and monitor, good in dustproof effect and easy to disassemble and clean.

Description

Sulfur hexafluoride online monitoring device for carbon emission control

Technical Field

The utility model relates to the technical field of gas detection, in particular to a sulfur hexafluoride online monitoring device for carbon emission control.

Background

The sulfur hexafluoride has a chemical formula of SF6, is a colorless, odorless, nontoxic and noncombustible stable gas, has a molecular weight of 146.06, a density of 6.1kg/m3 at 20 ℃ and 0.1MPa, which is about 5 times of the density of air, and is in a gaseous state at normal temperature and normal pressure. The sulfur hexafluoride molecular structure is arranged in an octahedron shape, the bonding distance is small, the bonding energy is high, the stability is high, the sulfur hexafluoride molecular structure is similar to the compatibility of an electric structure material and nitrogen when the temperature is not more than 180 ℃, and the sulfur hexafluoride gas is widely applied to electric equipment of an electric power transmission and distribution system due to the excellent electric insulation and arc extinguishing performance. However, the greenhouse effect of sulfur hexafluoride gas is more than twenty thousand times of that of carbon dioxide, and the sulfur hexafluoride gas can stably exist in the atmosphere for 3200 years, and is one of six greenhouse gases with emission limitation in the Kyoto protocol.

In the carbon emission control of a power grid system, the monitoring of the carbon emission of sulfur hexafluoride-containing electrical equipment in the power grid system has a lot of problems, because the gas density of sulfur hexafluoride is higher, about five times of air, and sulfur hexafluoride gas is deposited in a low-lying place such as a cable trench if leakage occurs, the sulfur hexafluoride gas cannot be normally discharged by a common gas path discharge system, the continuous monitoring of the sulfur hexafluoride emission is difficult, the sulfur hexafluoride is deposited near the ground for a long time, and the sulfur hexafluoride emission is difficult to control and monitor online as various gaps leak out, so that an online sulfur hexafluoride monitoring device for carbon emission control is required to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sulfur hexafluoride online monitoring device for carbon emission control, which adopts buried ventilation and exhaust, is easy to collect and monitor, has good dustproof effect and is easy to disassemble and clean, and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a sulfur hexafluoride online monitoring device for carbon emission control comprises a buried protective shell, an assembly box is fixedly installed in the buried protective shell, an exhaust pipe is fixedly inserted into one side of the buried protective shell, one end of the exhaust pipe sequentially penetrates through the assembly box and the buried protective shell, a partition plate is fixedly installed in the assembly box, the assembly box is divided into an upper air inlet cavity and a lower detection cavity through the partition plate, one end of the exhaust pipe is located in the lower detection cavity, a sulfur hexafluoride sensor is fixedly installed in the lower detection cavity, a pedal plate is rotatably installed at the upper end of the assembly box, a breathable pedal plate is arranged on the pedal plate, a dust-proof box is detachably installed at the upper end of the assembly box, an air flow hole is formed in the partition plate, a first fan is fixedly installed in the air flow hole in an embedded mode, and a second fan is fixedly installed in the lower detection cavity, the sulfur hexafluoride sensor is located between the exhaust pipe and the second fan.

Preferably, the pedal plate is provided with a through hole, a plurality of groups of cross rods are fixedly installed in the through hole, and the cross rods are arranged in an equidistant array.

Preferably, magnet strips are fixedly mounted at one end of the pedal plate and one end of the assembling box, the two groups of magnet strips are correspondingly arranged, and the other end of the pedal plate is rotatably connected with the assembling box through a rotating shaft.

Preferably, the outer side wall of the dustproof box is fixedly provided with a convex block, the inner side wall of the assembly box is provided with a slot corresponding to the convex block, the convex block is inserted into the groove, and four groups of convex blocks are symmetrically arranged.

Preferably, the upper end fixed mounting of baffle has the elastic support, the upper end of elastic support and the lower extreme laminating of dust-proof box, the elastic support equidistance is provided with and is no less than five groups, the elastic support sets up to the rubber support.

Preferably, the dustproof box is an iron wire gauze dustproof box, the dustproof box is provided with an upper end opening, a dustproof cotton block is fixedly mounted at the inner bottom of the dustproof box, and a non-woven fabric layer is fixedly mounted at the upper end of the dustproof cotton block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the design of the buried protective shell, the assembly box, the exhaust pipe, the sulfur hexafluoride sensor, the first fan and the second fan, the device can monitor gas emission in a buried manner, so that the problem that the sulfur hexafluoride is high in gas density and deposits on the earth surface, which is inconvenient to monitor, is avoided, and the gas quantity of the sulfur hexafluoride is convenient to manage and control and monitor on line;

2. according to the utility model, the pedal plate is rotatably arranged at the upper end of the assembly box, and the dustproof box is detachably arranged at the upper end of the assembly box, so that the sulfur hexafluoride sensor can be protected by the pedal plate and the dustproof box, the damage and the dust pollution are avoided, the pedal plate is convenient to open, the dustproof box is convenient to take out and clean, and the purpose of convenient maintenance is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the footrest of the present invention;

fig. 3 is a schematic view of the dust box of the present invention.

In the figure: 1. a buried protective shell; 2. assembling a box; 3. an exhaust pipe; 4. a partition plate; 5. a sulfur hexafluoride sensor; 6. a foot pedal; 7. a dust-proof box; 8. a first fan; 9. a second fan; 10. a cross bar; 11. a magnet bar; 12. a rotating shaft; 13. a bump; 14. an elastic support; 15. a dust-proof cotton block; 16. a non-woven fabric layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sulfur hexafluoride online monitoring device for carbon emission control comprises a buried protective shell 1, an assembly box 2 is fixedly installed in the buried protective shell 1, an exhaust pipe 3 is fixedly inserted into one side of the buried protective shell 1, and one end of the exhaust pipe 3 sequentially penetrates through the assembly box 2 and the buried protective shell 1;

the other end of the exhaust pipe 3 is connected to a main pipeline of an exhaust system to form a complete exhaust air channel.

A partition plate 4 is fixedly installed in the assembly box 2, the assembly box 2 is divided into an upper air inlet cavity and a lower detection cavity through the partition plate 4, one end of the exhaust pipe 3 is located in the lower detection cavity, and a sulfur hexafluoride sensor 5 is fixedly installed in the lower detection cavity;

a pedal 6 is rotatably mounted at the upper end of the assembly box 2, magnet strips 11 are fixedly mounted at one end of the pedal 6 and one end of the assembly box 2, the two groups of magnet strips 11 are correspondingly arranged, the other end of the pedal 6 is rotatably connected with the assembly box 2 through a rotating shaft 12, a breathable pedal is arranged on the pedal 6, a through hole is formed in the pedal 6, a plurality of groups of cross rods 10 are fixedly mounted in the through hole, and the plurality of groups of cross rods 10 are arranged in an equidistant array;

through the setting of pivot 12 and magnet strip 11 for running-board 6 is not accurate be convenient for open and shut, and the closure is also comparatively stable simultaneously.

The upper end of the assembly box 2 is detachably provided with a dustproof box 7, the outer side wall of the dustproof box 7 is fixedly provided with a convex block 13, the inner side wall of the assembly box 2 is provided with a slot corresponding to the convex block 13, the convex block 13 is inserted in the groove, the convex blocks 13 are symmetrically provided with four groups, the upper end of the partition plate 4 is fixedly provided with elastic support columns 14, the upper ends of the elastic support columns 14 are attached to the lower end of the dustproof box 7, at least five groups of the elastic support columns 14 are arranged at equal intervals, and the elastic support columns 14 are rubber support columns;

through the cooperation of lug 13 and recess for dust-proof box 7 is convenient for install and takes out, and the installation is firm difficult for rocking simultaneously, through the design of elastic support 14, supports packing carton 2, makes packing carton 2 not only can be stable, still plays certain cushioning effect.

The dustproof box 7 is an iron wire gauze dustproof box, the upper end of the dustproof box 7 is provided with an opening, a dustproof cotton block 15 is fixedly arranged at the inner bottom of the dustproof box 7, and a non-woven fabric layer 16 is fixedly arranged at the upper end of the dustproof cotton block 15;

an airflow hole is formed in the partition plate 4, a first fan 8 is fixedly embedded in the airflow hole, a second fan 9 is fixedly installed in the lower detection cavity, and the sulfur hexafluoride sensor 5 is located between the exhaust pipe 3 and the second fan 9;

the first fan 8 and the second fan 9 suck air, so that the air enters the lower detection cavity to form an air channel.

During the use, wait to detect gaseous through the air vent or the groove on the running-board 6, get into in the assembled box 2, when through the dust-proof box 7, the non-woven fabrics layer 16 and the dustproof cotton piece 15 in the dust-proof box 7 filter the air for the dust in the air is filtered, and the air receives the effect of first fan 8 and second fan 9, gets into the lower part and detects the chamber, detects intracavity sulfur hexafluoride sensor 5 through the lower part and carries out continuous monitoring to the sulfur hexafluoride in the air, and the air is in exhausting system's pipeline is arranged into through blast pipe 3 behind the lower part detection chamber.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sulfur hexafluoride on-line monitoring device for carbon emission management and control, includes buried protective housing (1), its characterized in that: the underground protective housing is characterized in that an assembly box (2) is fixedly arranged in the underground protective housing (1), an exhaust pipe (3) is fixedly inserted into one side of the underground protective housing (1), one end of the exhaust pipe (3) sequentially penetrates through the assembly box (2) and the underground protective housing (1), a partition plate (4) is fixedly arranged in the assembly box (2), the assembly box (2) is divided into an upper air inlet cavity and a lower detection cavity through the partition plate (4), one end of the exhaust pipe (3) is located in the lower detection cavity, a sulfur hexafluoride sensor (5) is fixedly arranged in the lower detection cavity, a pedal plate (6) is rotatably arranged at the upper end of the assembly box (2), an air-permeable pedal plate is arranged on the pedal plate (6), a dust-proof box (7) is detachably arranged at the upper end of the assembly box (2), an air flow hole is formed in the partition plate (4), and a first fan (8) is fixedly embedded in the air flow hole, and a second fan (9) is fixedly installed in the lower detection cavity, and the sulfur hexafluoride sensor (5) is positioned between the exhaust pipe (3) and the second fan (9).

2. The online sulfur hexafluoride monitoring device as claimed in claim 1, wherein said online sulfur hexafluoride monitoring device comprises: the pedal (6) is provided with a through hole, a plurality of groups of cross rods (10) are fixedly arranged in the through hole, and the cross rods (10) are arranged in an equidistant array.

3. The online sulfur hexafluoride monitoring device as claimed in claim 1, wherein said online sulfur hexafluoride monitoring device comprises: magnet strips (11) are fixedly mounted at one end of the pedal plate (6) and one end of the assembling box (2), the magnet strips (11) are correspondingly arranged, and the other end of the pedal plate (6) is rotatably connected with the assembling box (2) through a rotating shaft (12).

4. The online sulfur hexafluoride monitoring device as claimed in claim 1, wherein said online sulfur hexafluoride monitoring device comprises: the dustproof box is characterized in that a convex block (13) is fixedly mounted on the outer side wall of the dustproof box (7), a slot corresponding to the convex block (13) is formed in the inner side wall of the assembling box (2), the convex block (13) is inserted into the groove, and four groups of convex blocks (13) are symmetrically arranged.

5. The online sulfur hexafluoride monitoring device as claimed in claim 1, wherein said online sulfur hexafluoride monitoring device comprises: the upper end fixed mounting of baffle (4) has elastic support post (14), the upper end of elastic support post (14) is laminated with the lower extreme of dust-proof box (7), elastic support post (14) equidistance is provided with and is no less than five groups, elastic support post (14) set up to the rubber support post.

6. The online sulfur hexafluoride monitoring device as claimed in claim 1, wherein said online sulfur hexafluoride monitoring device comprises: dust-proof box (7) set up to wire netting dust-proof box, dust-proof box (7) are upper end opening setting, the interior bottom fixed mounting of dust-proof box (7) has dustproof cotton piece (15), the upper end fixed mounting of dustproof cotton piece (15) has non-woven fabrics layer (16).