CN211847802U

CN211847802U - Special tool for measuring liquid level of gas collecting pipe of coke oven

Info

Publication number: CN211847802U
Application number: CN201921957055.6U
Authority: CN
Inventors: 李强; 赵广磊
Original assignee: Gansu Jiu Steel Group Hongxing Iron and Steel Co Ltd
Current assignee: Gansu Jiu Steel Group Hongxing Iron and Steel Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-11-03
Anticipated expiration: 2029-11-13

Abstract

The utility model belongs to the technical field of coke oven gas collecting pipe liquid level measurement, a coke oven gas collecting pipe liquid level measurement specialized tool is disclosed, with solve the problem that exists among the prior art in measuring the gas collecting pipe aqueous ammonia liquid level, this instrument includes the shutoff apron of demountable installation on the gas collecting pipe, pass on the shutoff apron and be fixed with survey buret, the bottom of gas collecting pipe is stretched into to the one end of surveying buret, stretch out the shutoff apron in the upper end of surveying buret, be equipped with the measuring stick in the surveying buret, the upper end of measuring stick is equipped with the scale mark, the float is equipped with to the bottom of measuring stick, and the float can freely float in the aqueous ammonia liquid level from top to bottom in surveying bure. The utility model discloses can convenient and fast accurately measure the discharge liquid level, can avoid simultaneously the interior raw coke oven gas of discharge excessive, stop the environmental pollution incident, safe and reliable has reduced the environmental risk when measuring.

Description

Special tool for measuring liquid level of gas collecting pipe of coke oven

Technical Field

The utility model relates to a coke oven gas collecting pipe liquid level measurement technical field, concretely relates to coke oven gas collecting pipe liquid level measurement specialized tool.

Background

The coke oven gas collecting pipe is a raw coke oven gas guiding pipeline, the upper part of the gas collecting pipe is a raw coke oven gas flowing area, the lower part of the gas collecting pipe is an ammonia water flowing area, and because the ammonia water contains impurities such as tar, the impurities such as the tar can be adsorbed at the bottom of the gas collecting pipe due to deposition, the liquid level of the gas collecting pipe rises, the guiding of the raw coke oven gas can be influenced, and a tar box at the connecting part of the gas collecting pipe and the negative pressure pipe can be blocked, so that the raw coke oven gas can emerge from the water seal of the coke oven riser, and. The original method for detecting the liquid level of the gas collecting pipe is to extend a long drill rod at a cleaning hole of the gas collecting pipe and judge the liquid level of the gas collecting pipe by observing the trace of ammonia water on the long drill rod, so that the method cannot accurately measure the liquid level of the gas collecting pipe, and the overflow of crude gas is controlled by compressed air at the opened cleaning hole of the gas collecting pipe, thereby easily causing environmental pollution events. The prior art cannot solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the ammonia water liquid level of the gas collecting pipe in the prior art, and providing a special tool for measuring the liquid level of the gas collecting pipe of the coke oven, which has simple structure and convenient operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a coke oven gas collecting pipe liquid level measurement specialized tool, includes the shutoff apron of demountable installation on the gas collecting pipe, passes and is fixed with survey buret on the shutoff apron, and the bottom of surveying buret is stretched into to the one end of surveying buret, and the shutoff apron is stretched out to the upper end of surveying buret, is equipped with the measuring stick in the survey buret, and the upper portion of measuring stick is equipped with the scale mark, and the float is equipped with to the bottom of measuring stick, and the float can float in the aqueous ammonia liquid level about freely in surveying buret, and the lower extreme.

Furthermore, the top of the measuring tube is welded with a baffle plate, and a through hole for the measuring rod to pass through is reserved on the baffle plate.

Furthermore, the overflow ports are small overflow holes uniformly distributed at the lower part of the measuring pipe.

Furthermore, the overflow ports are three strip overflow ports which are uniformly distributed at the lower part of the measuring pipe.

Furthermore, the measuring pipe is 0.5-0.8 meter longer than the diameter of the gas collecting pipe.

Furthermore, the measuring rod is 0.2-0.3 m longer than the measuring tube.

Furthermore, the plugging cover plate is a tapered plugging plate, and the gas collecting pipe is provided with a tapered mounting hole matched with the plugging cover plate.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses a coke oven gas collecting pipe liquid level measurement specialized tool is through fixed mounting survey buret on the shutoff apron, makes the one end of surveying the buret stretch into the bottom of gas collecting pipe to install the measuring stick in surveying the buret, when there is the aqueous ammonia in the gas collecting pipe, the aqueous ammonia gets into through surveying the overflow mouth on the buret and surveys buret, and the float floats, drives the measuring stick and shifts up, reads the scale of measuring stick and can know the gas collecting pipe liquid level. The utility model discloses can convenient and fast accurately measure the discharge liquid level, can avoid simultaneously the interior raw coke oven gas of discharge excessive, stop the environmental pollution incident, safe and reliable has reduced the environmental risk when measuring.

The utility model discloses a top welding of survey buret has the baffle, carries on spacingly through the baffle to the measuring stick, guarantees the accuracy of reading.

The measuring tube of the utility model has a diameter longer than that of the gas collecting tube by 0.5-0.8 m, and can extend into the bottom of the measuring tube and extend out of the gas collecting tube at the upper part to ensure the action of the measuring rod.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the baffle of the present invention.

Fig. 3 is another schematic structural diagram of the measuring tube of the present invention.

The reference numerals have the following meanings: 1. a measuring rod; 2. a measurement tube; 3. plugging the cover plate; 4. a gas collecting pipe; 5. ammonia water level; 6. a float; 7. a baffle plate; 8. overflow small holes; 9. a through hole; 10. a strip-shaped overflow port; 11. and (7) installing holes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-3, a special tool for measuring the liquid level of a gas collecting pipe of a coke oven comprises a plugging cover plate 3 installed on a gas collecting pipe 4, wherein the plugging cover plate 3 is a tapered plugging plate, and a tapered mounting hole 11 matched with the plugging cover plate 3 is formed in the gas collecting pipe 4.

The measuring pipe 2 penetrates through and is welded on the plugging cover plate 3, and the diameter of the measuring pipe 2 is 0.5-0.8 m longer than that of the gas collecting pipe 4. One end of the measuring tube 2 extends into the bottom of the gas collecting tube 4, the upper end of the measuring tube 2 extends out of the plugging cover plate 3, a measuring rod 1 is arranged in the measuring tube 2, and the measuring rod 1 is 0.2-0.3 meter longer than the measuring tube 2. The top of the measuring tube 2 is welded with a baffle 7, and a through hole 9 for the measuring rod 1 to pass through is reserved on the baffle 7. The upper portion of measuring stick 1 is equipped with the scale mark, and float 6 is equipped with to the bottom of measuring stick 1, and float 6 can float in aqueous ammonia liquid level 5 in surveying buret 2, and the lower extreme of surveying buret 2 is equipped with the overflow mouth. The overflow ports are small overflow holes 8 uniformly distributed at the lower part of the measuring pipe 2. The overflow ports are three strip overflow ports 10 which can also be uniformly distributed at the lower part of the measuring pipe 2.

Install shutoff apron 3 that will have measuring tool in gas collecting tube 4, make the one end of surveying buret 2 stretch into the bottom of gas collecting tube 4 to install measuring stick 1 in surveying buret 2, when having the aqueous ammonia in gas collecting tube 4, the aqueous ammonia gets into through surveying buret 2 through the overflow mouth on surveying buret 2 and surveys buret 2, and float 6 floats, drives measuring stick 1 and moves upward, reads the scale of measuring stick 1 and can know the liquid level in the gas collecting tube 4. The utility model discloses can convenient and fast accurately measure the discharge liquid level, can avoid simultaneously the interior raw coke oven gas of discharge excessive, stop the environmental pollution incident, safe and reliable has reduced the environmental risk when measuring.

Claims

1. A coke oven gas collecting pipe liquid level measuring special tool is characterized in that: including demountable installation shutoff apron (3) on gas collecting pipe (4), pass on shutoff apron (3) and be fixed with survey buret (2), the bottom of surveying buret (2) is stretched into to the one end of surveying buret (2), the upper end of surveying buret (2) is stretched out shutoff apron (3), be equipped with measuring stick (1) in surveying buret (2), the upper portion of measuring stick (1) is equipped with the scale mark, float (6) are equipped with to the bottom of measuring stick (1), and float in aqueous ammonia liquid level (5) in surveying buret (2) float (6), the lower extreme of surveying buret (2) is equipped with the overflow mouth.

2. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 1, which is characterized in that: the top welding of surveying buret (2) has baffle (7), leaves through-hole (9) that can supply measuring stick (1) to pass on baffle (7).

3. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 1 or 2, which is characterized in that: the overflow ports are overflow small holes (8) uniformly distributed at the lower part of the measuring pipe (2).

4. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 3, which is characterized in that: the overflow ports are three strip overflow ports (10) which are uniformly distributed at the lower part of the measuring pipe (2).

5. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 4, which is characterized in that: the measuring tube (2) is 0.5-0.8 m longer than the diameter of the gas collecting tube (4).

6. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 5, which is characterized in that: the measuring rod (1) is 0.2-0.3 m longer than the measuring tube (2).

7. The special tool for measuring the liquid level of the coke oven gas collecting pipe of claim 1, which is characterized in that: the plugging cover plate (3) is a plugging plate with a taper, and the gas collecting pipe (4) is provided with a mounting hole (11) with a taper matched with the plugging cover plate (3).