CN215064746U

CN215064746U - Tower pit level gauge convenient to installation and high stability

Info

Publication number: CN215064746U
Application number: CN202121533763.4U
Authority: CN
Inventors: 闫磊; 张本启; 刘锋; 郑肇会
Original assignee: National Energy Taian Thermal Power Co Ltd
Current assignee: National Energy Taian Thermal Power Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-07
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a tower pit level gauge convenient to installation and high stability, including the absorption tower, the absorption tower is fixed in subaerially, it includes the mount, install the backup pad on the mount, the middle part below of backup pad is provided with the level gauge, bottom one side clearance of level gauge is provided with pipeline, pipeline is vertical pipe of bending, its bottom downwardly extending to the ground bottom, and link to each other with the former cigarette CEMS cabin of absorption tower near, be provided with the pit under the level gauge, the pit is seted up inside the lower extreme of absorption tower, it highly is 3 meters, be fixed with a measuring cylinder through the mounting in the pit, the probe of level gauge has been placed in the measuring cylinder, it highly is 2.8 meters, and bottom inner wall distance 0.2 meters of bottom and pit. The measuring cylinder and the gas transmission pipeline are matched with each other, so that the phenomenon that slurry steam causes the alarm fault of 'wave loss' of the liquid level meter can be avoided, the occurrence frequency of the alarm fault of 'wave loss' of the pit liquid level meter is effectively reduced, and the stability is high.

Description

Tower pit level gauge convenient to installation and high stability

Technical Field

The utility model relates to a pit level gauge technical field especially relates to a tower pit level gauge convenient to installation and high stability.

Background

The desulfurization tower is tower equipment for performing desulfurization treatment on industrial waste gas. When the desulfurization absorption tower is used, in the operation process of a desulfurization system, the faults of the absorption tower pit liquid level meter occur frequently, so that the liquid level of the absorption tower pit liquid level measuring points are damaged, and the pit liquid level can not be monitored normally. The high liquid level defect rate of the absorption tower pit can cause certain harm to the running safety of the unit.

Among the faults of the liquid level meters in the pits of the absorption towers, the alarm faults of the liquid level meters in wave loss are the most frequent. The 'wave loss' alarm fault has two reasons, and the probe of the liquid level meter is adhered with water drops condensed by steam, and a great amount of foam is generated in a pit to influence the probe.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a tower pit level gauge convenient to installation and high stability, measuring a section of thick bamboo and gas transmission pipeline both mutually support, can keep level gauge probe surface drying, has solved the problem that the foam influences the probe, has avoided thick liquid steam to lead to level gauge "wave losing" alarm failure, effectively reduces the emergence frequency of pit level gauge "wave losing" alarm failure, and stability is higher.

In order to solve the technical problem, the utility model provides a following technical scheme: a tower pit liquid level meter convenient to install and high in stability comprises an absorption tower, wherein the absorption tower is fixed on the ground, a liquid level meter is arranged in the absorption tower, a conveying pipeline is arranged in a gap at one side of the bottom end of the liquid level meter, the conveying pipeline is a vertical bent pipe, the bottom end of the conveying pipeline extends downwards to the ground bottom and is connected with a nearby absorption tower raw smoke CEMS cabin; a pit is arranged right below the liquid level meter, and the pit is arranged in the lower end of the absorption tower; a measuring cylinder is fixed in the pit through a fixing piece, a probe of the liquid level meter is placed on the measuring cylinder, and an output port of the conveying pipeline is close to the probe of the liquid level meter.

As an optimized technical scheme of the utility model, pipeline's bottom part overcoat is equipped with the sealing washer.

As an optimized technical scheme of the utility model, the absorption tower includes the mount, install the backup pad on the mount.

As an optimized technical scheme of the utility model, the last valve that installs of pipeline.

As an optimized technical scheme of the utility model, the mounting is double-deck flange.

As a preferred technical scheme of the utility model, the sealing washer divide into upper portion vertical section and lower part horizontal segment, the horizontal segment of sealing washer contacts with ground to the bolt fastening through setting up in both sides is subaerial.

As an optimal technical scheme of the utility model, the level gauge set up in the bottom outer wall middle part of backup pad.

As an optimized technical scheme of the utility model, the material of sealing washer is rubber.

As an optimized technical scheme of the utility model, pipeline's bending part sets up to the arc pipe.

As an optimal technical scheme of the utility model, one deck protective sheath is installed outward to pipeline's arc pipe portion.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through the arranged conveying pipeline and the measuring cylinder, the surface of the probe can be kept dry, water mist adhesion is prevented, the measuring cylinder can effectively isolate foam, the influence of the foam on the measurement of the liquid level meter is avoided, the phenomenon that the liquid level meter has a wave loss alarm fault due to slurry steam can be avoided by the mutual matching of the conveying pipeline and the measuring cylinder, the occurrence frequency of the wave loss alarm fault of the liquid level meter in a pit is effectively reduced, the stability is higher, the spare part cost and the environmental pollution event caused by the fact that the liquid level of the pit is not monitored in place can be avoided, the maintenance cost during the operation of a desulfurization system is reduced, and the production environment protection level is further improved;

2. when the device works, the sealing ring wraps the outside of the conveying pipeline, the sealing performance between the conveying pipeline and the ground joint is enhanced, and gas can be prevented from overflowing when the conveying pipeline conveys gas.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 2 according to the present invention;

wherein: 1. an absorption tower; 2. a fixed mount; 3. a support plate; 4. a liquid level meter; 5. a measuring cylinder; 6. a delivery conduit; 7. a valve; 8. a seal ring; 9. a bolt; 10. and (7) pit.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Examples

As shown in figure 1, the utility model provides a tower pit level gauge convenient to install and high stability, including absorption tower 1, absorption tower 1 is fixed on ground, and it includes mount 2, install backup pad 3 on the mount 2, the middle part below of backup pad 3 is provided with level gauge 4, the bottom one side clearance of level gauge 4 is provided with pipeline 6, pipeline 6 is the vertical pipe of bending, and its bottom extends to the ground bottom downwards, and links to each other with absorption tower 1 raw cigarette CEMS cabin nearby, and installs valve 7 on pipeline 6, the bending part of pipeline 6 sets up to the arc pipe, and installs a layer of protective sheath outside the arc pipe, be provided with pit 10 under level gauge 4, pit 10 opens in the lower extreme inside of absorption tower 1, and its height is 3 meters, be fixed with measuring cylinder 5 through the double-deck flange in pit 10, a probe of the liquid level meter 4 is placed in the measuring cylinder 5, the height of the probe is 2.8 meters, and the distance between the bottom of the probe and the inner wall of the bottom end of the pit 10 is 0.2 meter;

the device is at the during operation, and 6 conveying gas of pipeline sweep the 4 probes of level gauge for the probe surface can keep dry, and the 4 probes of level gauge place in measuring section of thick bamboo 5, because there is the thick liquid all the time in the pit 10, and the liquid level can not be less than 0.2 meter, so the foam can not get into inside measuring section of thick bamboo 5 under the general condition, thereby effective separation foam. Through the pipeline 6 and the measuring cylinder 5 that set up, can keep probe surface drying, prevent that the water smoke from adhering to, and measuring cylinder 5 can effective separation foam, avoid the foam to the influence of level gauge 4 measurement, both cooperate each other and can avoid slurry steam to lead to level gauge 4 "lose ripples" alarm failure, effectively reduce the emergence frequency of 10 level gauge 4 "lose ripples" alarm failure in pit, stability is higher, can avoid because 10 liquid level monitoring in pit does not in place and spare part expense and the environmental pollution incident that produces, the maintenance cost during desulfurization system operation has been reduced, the production environmental protection level has further been improved.

As shown in fig. 2 and fig. 3, the present embodiment further discloses a sealing structure, a sealing ring 8 is sleeved outside a bottom end portion of the conveying pipeline 6, the sealing ring 8 is divided into an upper vertical section and a lower horizontal section, the horizontal section of the sealing ring 8 is in contact with the ground and is fixed on the ground through bolts 9 arranged on two sides, and the sealing ring 8 is made of rubber;

the device is at the during operation, and through the sealing washer 8 that sets up, sealing washer 8 has strengthened the leakproofness between pipeline 6 and the ground junction with pipeline 6 outside parcel, can prevent that gas from spilling over when pipeline 6 is gaseous.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a tower pit level gauge convenient to installation and high stability, includes absorption tower (1), absorption tower (1) is fixed in subaerially, be provided with level gauge (4), its characterized in that in absorption tower (1): a conveying pipeline (6) is arranged in a gap at one side of the bottom end of the liquid level meter (4), the conveying pipeline (6) is a vertical bent pipe, and the bottom end of the conveying pipeline extends downwards to the ground bottom and is connected with a nearby absorption tower raw smoke CEMS cabin;

a pit (10) is arranged right below the liquid level meter (4), and the pit (10) is arranged in the lower end of the absorption tower (1);

a measuring cylinder (5) is fixed in the pit (10) through a fixing piece, a probe of the liquid level meter (4) is placed on the measuring cylinder (5), and an output port of the conveying pipeline (6) is close to the probe of the liquid level meter (4).

2. A tower pit liquid level gauge easy to install and high in stability according to claim 1, characterized in that: and a sealing ring (8) is sleeved outside the bottom end part of the conveying pipeline (6).

3. A tower pit liquid level gauge easy to install and high in stability according to claim 1, characterized in that: the absorption tower (1) comprises a fixing frame (2), and a supporting plate (3) is installed on the fixing frame (2).

4. A tower pit liquid level gauge easy to install and high in stability according to claim 1, characterized in that: and a valve (7) is arranged on the conveying pipeline (6).

5. A tower pit liquid level gauge easy to install and high in stability according to claim 1, characterized in that: the fixing piece is a double-layer flange.

6. A tower pit liquid level gauge easy to install and high in stability according to claim 2, characterized in that: the sealing ring (8) is divided into an upper vertical section and a lower horizontal section, the horizontal section of the sealing ring (8) is in contact with the ground and is fixed on the ground through bolts (9) arranged on two sides.

7. A tower pit liquid level gauge easy to install and high in stability according to claim 3, characterized in that: the liquid level meter (4) is arranged in the middle of the outer wall of the bottom end of the supporting plate (3).

8. A tower pit liquid level gauge easy to install and high in stability according to claim 2, characterized in that: the sealing ring (8) is made of rubber.

9. A tower pit liquid level gauge easy to install and high in stability according to claim 1, characterized in that: the bent part of the conveying pipeline (6) is arranged to be an arc-shaped pipe.

10. An easy to install and high stability tower pit liquid level gauge according to claim 9, wherein: and a protective sleeve is arranged outside the arc-shaped pipe part of the conveying pipeline (6).