CN210964436U

CN210964436U - Novel demister

Info

Publication number: CN210964436U
Application number: CN201921073938.0U
Authority: CN
Inventors: 许文明; 潘自伟; 徐成
Original assignee: Shandong Dongzun Huatai Environmental Protection Technology Co ltd
Current assignee: Shandong Dongzun Huatai Environmental Protection Technology Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-07-10
Anticipated expiration: 2029-07-10

Abstract

The utility model provides a novel demister, including the open-ended jar body and connect the end cover at jar body open end, the jar body is kept away from the open end and is equipped with the inlet tube that stretches into jar internal portion, the inlet tube stretches into jar body end for sealed end, the inside of the jar body is equipped with the drainage, the side of inlet tube is equipped with the branch pipe that stretches into in the filtration aquatic, the side and the bottom of the jar body are equipped with water inlet and delivery port respectively, all be equipped with the ooff valve on water inlet and the delivery port, the internal backup pad that is equipped with of jar just is equipped with in the upper end of backup pad and inhales. The utility model provides a novel demister, simple structure, convenient to use, the defogging is efficient.

Description

Novel demister

Technical Field

The utility model relates to a check out test set, in particular to novel defroster.

Background

The demister is an important part of the desulfurizing tower. The function of the demister is to collect the fog particles and slurry drops carried by the flue gas in the spray absorption process. If the demisting is not good, the flue gas carries slurry to downstream equipment, such as a bright air heater, an induced draft fan (frequently used for industrial boiler desulfurization) and a flue, and then blockage, severe vibration of the induced draft fan, severe corrosion and scaling of the flue and the like are caused, so that the operation is forced to be stopped.

However, most of the existing demisters are composed of plates and supporting devices, the structure is simple, but the demisting effect is considerable in the early stage, but after the demisting device is used for a period of time, the demisting effect is reduced, and because the corrugated plates are used for shielding and demisting, the demisting mode is characterized in that the demisting efficiency is related to the structure of the demisting device and the weight and the particle size of fog particles, the nozzle atomization particle size is related to the viscosity of absorption liquid, the spraying claw force and the nozzle structure, and the demisting condition requirement is high.

SUMMERY OF THE UTILITY MODEL

Not enough to the above among the prior art, the utility model provides a novel defroster, its compact structure, convenient operation, the defogging is effectual, efficient.

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

a novel demister comprises an open tank body and an end cover connected with the open end of the tank body, wherein an inlet pipe extending into the tank body is arranged on the tank body far from the open end, the end of the inlet pipe extending into the tank body is a sealed end, filtered water is filled in the tank body, a branch pipe extending into the filtered water is arranged on the side surface of the inlet pipe, a water inlet and a water outlet are respectively arranged on the side surface and the bottom of the tank body, switch valves are respectively arranged on the water inlet and the water outlet, a supporting plate is arranged in the tank body, a dry suction filtering layer is arranged at the upper end of the supporting plate, a pressure relief pipe is arranged on the side wall of the tank body and at the lower end of the supporting plate, a pressure relief valve is arranged on the pressure relief pipe, a branch pipe and a check valve are arranged on the branch pipe, the end part of the branch pipe far, and baffles are arranged on the inner sides of the end cover and the outlet pipe in a crossed manner.

As an improvement, the rated pressure of the pressure relief valve is larger than the rated pressure of the one-way valve.

As an improvement, a liquid level meter is arranged on the side surface of the tank body.

As an improvement, the height of the connecting end of the liquid level meter and the tank body is lower than the height of the highest end of the branch pipe.

As an improvement, the dry absorbing and filtering layer comprises a sand stone layer and a water absorbing cotton layer which are mutually overlapped.

As an improvement, an alarm bell is arranged in the branch pipe.

The utility model has the advantages that:

the utility model has simple structure and convenient use, the filter water is arranged in the device, the gas containing fog foam is firstly adsorbed by the filter water to adsorb solid impurities and partial liquid impurities, most of the impurities can be adsorbed, the dry absorbing filter layer is arranged in the device to dry and filter the gas (containing water) which is filtered by the filter water, the residual fog foam is blocked by the baffle which is arranged in a crossed way, the fog can be effectively demisted by three steps, the fog demisting effect is good, the requirements on the gravity and the grain diameter of the fog grains, the grain diameter of the nozzle atomization, the viscosity of the absorption liquid, the force of the atomizing claw and the structure of the nozzle are low, the pressure relief pipe and the branch pipe are arranged on the side surface of the tank body, the safety of the whole device can be ensured, after the blockage is prevented, the pressure is too high, the danger is generated, the alarm bell is arranged in the branch pipe, the blockage can be, after the one-way valve is opened, the alarm is timely given, the end cover structure is arranged, the sucking and drying filter layer is convenient to replace, and the maintenance is simple.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the support plate of the present invention;

FIG. 3 is an enlarged view of the structure A of the present invention;

FIG. 4 is an enlarged view of the structure B of the present invention;

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention.

As shown in fig. 1-4, a novel demister comprises an open tank body 1 and an end cover 18 connected to an open end of the tank body 1, wherein the tank body 1 is provided with an inlet pipe 2 extending into the tank body 1 far from the open end, the end of the inlet pipe 2 extending into the tank body 1 is a sealed end, filtered water 3 is filled in the tank body 1, a branch pipe 4 extending into the filtered water 3 is arranged on the side surface of the inlet pipe 2, the side surface and the bottom of the tank body 1 are respectively provided with a water inlet 5 and a water outlet 6, both the water inlet 5 and the water outlet 6 are provided with a switch valve 7, a support plate 8 is arranged in the tank body 1, a dry absorption filter layer 9 is arranged at the upper end of the support plate 8, a pressure relief pipe 10 is arranged on the side wall of the tank body 1 and the lower end of the support plate 8, a pressure relief valve 11 is arranged on the pressure relief, the end part of the branch pipe 12 far away from the pressure relief pipe 10 is connected with the tank body 1, the connecting end position is higher than the dry absorption filter layer 9, the end cover 18 is provided with an outlet pipe 14, and the inner sides of the end cover 18 and the outlet pipe 14 are both provided with baffle plates 15 in a crossed manner.

The pressure relief valve 11 is rated at a pressure greater than the pressure rating of the one-way valve 13.

And a liquid level meter 16 is arranged on the side surface of the tank body 1.

The height of the connecting end of the liquid level meter 16 and the tank body 1 is lower than that of the highest end of the branch pipe 4.

The dry absorbing and filtering layer 9 comprises a sand stone layer 91 and a water absorbing cotton layer 92 which are mutually overlapped.

An alarm bell 17 is arranged in the branch pipe 12.

When the device is used, firstly, gas with mist is input into the tank body 1 through the inlet pipe 2, the gas is adsorbed by the filtered water 3, secondarily adsorbed and dried through the sand layer 91 and the absorbent cotton layer 92 and then blocked through the cross baffle 15, residual moisture can be adsorbed on the inner side of the baffle 15, when the sand layer 91 and the absorbent cotton layer 92 are blocked, the pressure in the tank body 1 can be increased, when the pressure is increased to the rated pressure of the one-way valve 13, the branch pipe 12 can pass through the gas, the alarm bell 17 can give out an alarm, at the moment, a worker needs to stop the machine to replace the sand layer 91 and the absorbent cotton layer 92, when the pressure is increased to the rated pressure of the pressure relief valve 11 when the pressure is not heard or cannot be replaced due to other reasons, the gas can be discharged from the pressure relief pipe 10 to prevent a major accident, and the pressure relief pipe 10 can be connected with a defogging device like the device, and then the water is connected to the outlet pipe 14, so that the water can be used as a spare demister, the water cannot be directly discharged into the atmospheric environment, the filtered water 3 is discharged through the water outlet 6 after the device is used for a period of time, and new filtered water 3 is injected through the water inlet 5.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The novel demister is characterized by comprising an open tank body (1) and an end cover (18) connected to the open end of the tank body (1), wherein the tank body (1) is provided with an inlet pipe (2) extending into the tank body (1) far away from the open end, the end of the inlet pipe (2) extending into the tank body (1) is a sealed end, filtered water (3) is filled in the tank body (1), a branch pipe (4) extending into the filtered water (3) is arranged on the side surface of the inlet pipe (2), a water inlet (5) and a water outlet (6) are respectively arranged on the side surface and the bottom of the tank body (1), switch valves (7) are respectively arranged on the water inlet (5) and the water outlet (6), a support plate (8) is arranged in the tank body (1), a suction filter layer (9) is arranged at the upper end of the support plate (8), a pressure relief pipe (10) is arranged on the side wall of the tank body (1, be equipped with relief valve (11) on pressure release pipe (10), be equipped with branch pipe (12) on pressure release pipe (10) and be equipped with check valve (13) on branch pipe (12), the tip that pressure release pipe (10) was kept away from in branch pipe (12) is connected and the link position is higher than the dry filter layer (9) of inhaling with jar body (1), be equipped with outlet pipe (14) on end cover (18), the inboard of end cover (18) and outlet pipe (14) all alternately is equipped with baffle (15).

2. The demister as set forth in claim 1, wherein: the rated pressure of the pressure relief valve (11) is larger than the rated pressure of the one-way valve (13).

3. The demister as set forth in claim 1, wherein: and a liquid level meter (16) is arranged on the side surface of the tank body (1).

4. A demister as set forth in claim 3 wherein: the height of the connecting end of the liquid level meter (16) and the tank body (1) is lower than that of the highest end of the branch pipe (4).

5. The demister as set forth in claim 1, wherein: the dry absorbing and filtering layer (9) comprises a sand stone layer (91) and a water absorbing cotton layer (92) which are mutually overlapped.

6. The demister as set forth in claim 1, wherein: an alarm bell (17) is arranged in the branch pipe (12).