CN210699530U

CN210699530U - Waste heat utilization device for power station boiler

Info

Publication number: CN210699530U
Application number: CN201921617887.3U
Authority: CN
Inventors: 雷涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-09
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a waste heat utilization equipment for power plant boiler, including box, the landing leg of setting in the bottom half and the baffle of vertical setting in the box, its characterized in that: the baffle divide into working chamber one and working chamber two with the box, the output shaft that the bottom of box was equipped with motor and motor has the (mixing) shaft that stretches into working chamber one, be equipped with the stirring leaf on the (mixing) shaft, be equipped with inlet tube and outlet pipe on the lateral wall of working chamber one, the air inlet that the top of working chamber lateral wall was equipped with breathing pipe and breathing pipe is connected with breathing fan one, be equipped with the purifying box in the working chamber two, the tip that breathing pipe kept away from breathing fan one stretches into the purifying box and sets up, be equipped with the pump machine on the lateral wall of working chamber two, the water sucking mouth of pump machine is connected with water pipe one and water pipe one stretches into the purifying box and sets up, the utility model discloses the advantage compared with prior art lies: high waste heat absorption efficiency, energy saving and environmental protection.

Description

Waste heat utilization device for power station boiler

Technical Field

The utility model relates to a power plant boiler technical field specifically indicates a power plant boiler is with waste heat utilization equipment.

Background

In the industrial production process, utility boiler during operation can produce very big heat, but nevertheless do not carry out effectual recycle under the heat majority condition that this part produced, lead to the useless waste, utility boiler is with waste heat utilization equipment is a device that produces waste heat recovery in the power plant coal power generation combustion process, reach with this and retrieve heat energy, reduce the purpose that heat energy scatters and disappears, but among the prior art utility boiler waste heat utilization equipment can not fully absorb the boiler waste heat and utilize, do not carry out effective processing to the harmful substance that utility boiler burning produced simultaneously, can the polluted environment in directly discharging the air.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a waste heat utilization equipment for power plant boiler that the practicality is strong, waste heat absorption efficiency is high, environmental protection and energy saving.

In order to solve the technical problem, the utility model provides a technical scheme does: a waste heat utilization device for a power station boiler comprises a box body, supporting legs arranged at the bottom of the box body and a partition plate vertically arranged in the box body, wherein the box body is divided into a first working cavity and a second working cavity by the partition plate, a motor is arranged at the bottom of the box body, an output shaft of the motor is connected with a stirring shaft extending into the first working cavity, stirring blades are arranged on the stirring shaft, a water inlet pipe and a water outlet pipe are arranged on the outer side wall of the first working cavity, an air suction pipe is arranged at the top of the outer side wall of the first working cavity, an air inlet of the air suction pipe is connected with a first suction fan, and the end part, far away;

the improved air purification device is characterized in that a purification box is arranged in the second working cavity, a liquid inlet pipe is arranged at the top of the side wall of the purification box, a liquid outlet pipe is arranged at the bottom of the purification box, the liquid inlet pipe and the liquid outlet pipe all penetrate through the outer side wall of the box body, the end, far away from the first air suction fan, of the air suction pipe extends into the purification box, a pump is arranged on the outer side wall of the second working cavity, a water suction port of the pump is connected with the first water pipe and the first water pipe extends into the purification box, a water outlet of the pump is connected with the second water pipe and the second water pipe extends into the second working cavity, a spray head is connected onto the second water pipe and is located in the second working cavity, a third air suction fan is arranged in the exhaust pipe and the exhaust pipe.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses a waste heat utilization equipment for power plant boiler heats the low temperature water of working chamber one through the waste heat of suction pipe inner wall to make low temperature water obtain the intensive heating under the stirring effect of stirring rake, the blast pipe stretches into the harmful gas that can produce power plant boiler in the purifying box in the working chamber two and handles the recovery, and send to shower nozzle department and can carry out retreatment to the flue gas after handling through the scavenging solution that sets up in the pump machine extraction purifying box, has environmental protection and energy saving's advantage.

As an improvement, the top of the second working cavity is inverted funnel-shaped, so that smoke can be discharged from the exhaust pipe along the inclined inner wall of the funnel by the third suction fan, and the smoke is prevented from remaining in the second working cavity.

As an improvement, the air suction pipe is a snakelike bent pipe, the arrangement of the snakelike bent pipe of the air suction pipe enables the flowing speed of the flue gas to be reduced, meanwhile, the length of the air suction pipe is prolonged, and the low-temperature water in the first working cavity can be conveniently and fully heated by the waste heat of the flue gas.

As an improvement, the exhaust pipe is internally clamped with the filter cylinder, the surface of the filter cylinder is provided with an active carbon adsorption layer, the active carbon adsorption layer on the surface of the filter cylinder is arranged to further adsorb harmful substances and particles in the flue gas, and the filter cylinder is clamped in the exhaust pipe to facilitate replacement and cleaning of the filter cylinder.

As the improvement, inlet tube and outlet pipe all are equipped with the valve, and the inlet tube is equipped with the water yield that the valve is convenient for control low temperature water advances working chamber one, and the outlet pipe is equipped with the valve and is convenient for discharge and use the low temperature water after the heating.

As the improvement, feed liquor pipe and drain pipe all are equipped with the valve, and the feed liquor pipe is equipped with the valve and is convenient for control purifying liquid and gets into the purifying box in, and the drain pipe is equipped with the valve and is convenient for discharge the purifying liquid after the reaction.

As an improvement, a one-way valve is arranged at the end part of the air suction pipe far away from the air suction fan, and the one-way valve is arranged to prevent the purified liquid in the purifying box from flowing into the air suction pipe.

As an improvement, a sealing gasket is arranged at the joint of the air suction pipe and the partition plate, and the sealing gasket is arranged at the joint of the air suction pipe and the partition plate and used for preventing the purifying liquid sprayed by the spray head from flowing into the first working cavity.

Drawings

Fig. 1 is a schematic structural diagram of a waste heat utilization device for a power station boiler.

Fig. 2 is a schematic diagram of the utility model discloses a waste heat utilization device A for power station boiler's structure enlargies.

As shown in the figure: 1. the device comprises a box body 1.1, supporting legs 2, partition plates 3, a first working cavity, a second working cavity, a motor 5, a motor 6, a stirring shaft 7, stirring blades 8, a water inlet pipe 9, a water outlet pipe 10, an air suction pipe 11, a first air suction fan 12, a second air suction fan 13, a purification box 14, a liquid inlet pipe 15, a liquid outlet pipe 16, a pump 17, a first water pipe 18, a second water pipe 19, a spray head 20, an exhaust pipe 21, a third air suction fan 22, a liquid discharge pipe 23, a filter cartridge 24 and a one-way valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-2, the waste heat utilization device for the power station boiler comprises a box body 1, supporting legs 1.1 arranged at the bottom of the box body 1 and a partition plate 2 vertically arranged in the box body 1, wherein the box body 1 is divided into a first working cavity 3 and a second working cavity 4 by the partition plate 2, a motor 5 is arranged at the bottom of the box body 1, an output shaft of the motor 5 is connected with a stirring shaft 6 extending into the first working cavity 3, stirring blades 7 are arranged on the stirring shaft 6, a water inlet pipe 8 and a water outlet pipe 9 are arranged on the outer side wall of the first working cavity 3, an air suction pipe 10 is arranged at the top of the outer side wall of the first working cavity 3, an air inlet of the air suction pipe 10 is connected with a first suction fan 11, and the end part, far away from the;

a purification box 13 is arranged in the second working cavity 4, a liquid inlet pipe 14 is arranged at the top of the side wall of the purification box 13, a liquid outlet pipe 15 is arranged at the bottom of the purification box 13, the liquid inlet pipe 14 and the liquid outlet pipe 15 are both arranged by penetrating through the outer side wall of the box body 1, the end part of the air suction pipe 10 far away from the air suction fan I11 is extended into the purification box 13, a pump 16 is arranged on the outer side wall of the working cavity II 4, a water suction port of the pump 16 is connected with a water pipe I17, the water pipe I17 extends into the purification box 13, a water outlet of the pump 16 is connected with a second water pipe 18, the second water pipe 18 extends into the second working cavity 4, the spray head 19 is connected to the second water pipe 18 and located in the second working chamber 4, the exhaust pipe 20 is arranged at the top of the second working chamber 4, the suction fan III 21 is arranged in the exhaust pipe 20, the liquid discharge pipe 22 is arranged at the bottom of the second working chamber 4, and a valve is arranged on the liquid discharge pipe 22.

The top of the second working cavity 4 is in an inverted funnel shape.

The air suction pipe 10 is a serpentine elbow pipe.

A filter cartridge 23 is clamped in the exhaust pipe 20, and an activated carbon adsorption layer is arranged on the surface of the filter cartridge 23.

The water inlet pipe 8 and the water outlet pipe 9 are both provided with valves.

The liquid inlet pipe 14 and the liquid outlet pipe 15 are both provided with valves.

The end of the air suction pipe 10 far away from the first suction fan 11 is provided with a one-way valve 24.

And a sealing gasket is arranged at the joint of the air suction pipe 10 and the partition plate 2.

When the utility model is implemented, the flue gas from the power station boiler enters the suction pipe under the action of the first suction fan, the water inlet pipe is opened, the low-temperature water enters the first working cavity, the motor is started, the motor drives the stirring paddle to stir the low-temperature water, so that the high-temperature flue gas in the suction pipe can fully heat the low-temperature water, the flue gas enters the purifying box under the action of the second suction fan, the liquid inlet is opened, so that the purifying liquid enters the purifying box and purifies the toxic gas in the flue gas, the purified flue gas rises under the action of the third suction fan, the pump is started, the purifying liquid in the purifying box can enter the second water pipe and is sprayed out from the spray head, and the non-purified and complete flue gas is further purified, when the flue gas is discharged from the exhaust pipe, the filter cartridge arranged on the exhaust pipe can further adsorb harmful substances and particles in the flue gas, so that the discharged flue gas is effectively purified while the waste heat of the boiler is utilized.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a power station is waste heat utilization equipment for boiler, includes box (1), sets up landing leg (1.1) and vertical baffle (2) of setting in box (1) bottom, its characterized in that: the box body (1) is divided into a first working cavity (3) and a second working cavity (4) by the partition plate (2), a motor (5) is arranged at the bottom of the box body (1), an output shaft of the motor (5) is connected with a stirring shaft (6) extending into the first working cavity (3), stirring blades (7) are arranged on the stirring shaft (6), a water inlet pipe (8) and a water outlet pipe (9) are arranged on the outer side wall of the first working cavity (3), an air suction pipe (10) is arranged at the top of the outer side wall of the first working cavity (3), an air inlet of the air suction pipe (10) is connected with a first suction fan (11), and the end part, far away from the first suction fan (11), of the air suction pipe (10) penetrates through the partition plate (2);

be equipped with purifying box (13) in working chamber two (4), purifying box (13) lateral wall top is equipped with feed liquor pipe (14) and purifying box (13) bottom and is equipped with drain pipe (15), feed liquor pipe (14) and drain pipe (15) all pass box (1) lateral wall setting, the tip that inspiratory fan (11) was kept away from in breathing pipe (10) stretches into and sets up in purifying box (13), be equipped with pump machine (16) on the lateral wall of working chamber two (4), the water absorption mouth of pump machine (16) is connected with water pipe (17) and stretches into and set up in purifying box (13), the delivery port of pump machine (16) is connected with water pipe two (18) and stretches into and set up in working chamber two (4), be connected with shower nozzle (19) and shower nozzle (19) on water pipe two (18) and be located working chamber two (4), the top of working chamber two (4) is equipped with blast pipe (20) and is equipped with inspiratory fan three (21) in blast pipe (20) ) And a liquid discharge pipe (22) is arranged at the bottom of the second working cavity (4), and a valve is arranged on the liquid discharge pipe (22).

2. The waste heat utilization device for the utility boiler according to claim 1, characterized in that: the top of the second working cavity (4) is in an inverted funnel shape.

3. The waste heat utilization device for the utility boiler according to claim 1, characterized in that: the air suction pipe (10) is a snake-shaped bent pipe.

4. The waste heat utilization device for the utility boiler according to claim 1, characterized in that: a filter cylinder (23) is clamped in the exhaust pipe (20), and an activated carbon adsorption layer is arranged on the surface of the filter cylinder (23).

5. The waste heat utilization device for the utility boiler according to claim 1, characterized in that: the water inlet pipe (8) and the water outlet pipe (9) are both provided with valves.

6. The waste heat utilization device for the utility boiler according to claim 1, characterized in that: the liquid inlet pipe (14) and the liquid outlet pipe (15) are both provided with valves.

7. The waste heat utilization device for the utility boiler according to claim 3, characterized in that: the end part of the air suction pipe (10) far away from the first air suction fan (11) is provided with a one-way valve (24).

8. The waste heat utilization device for the utility boiler according to claim 7, characterized in that: and a sealing gasket is arranged at the joint of the air suction pipe (10) and the partition plate (2).