CN210398968U

CN210398968U - Flue gas waste heat utilization equipment for heating power boiler

Info

Publication number: CN210398968U
Application number: CN201920897776.6U
Authority: CN
Inventors: 汪军
Original assignee: Xiangshui Lianyi Thermoelectric Co Ltd
Current assignee: Xiangshui Lianyi Thermoelectric Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-24
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a flue gas waste heat utilization device for a thermal boiler, which belongs to the field of thermal boilers and comprises a boiler, wherein the top of the boiler is fixedly sleeved with a smoke extraction pipe, one end of the smoke extraction pipe is fixedly provided with a sucking disc, the other end of the smoke extraction pipe is fixedly connected with an air extraction pump, the air extraction pump is electrically connected with a mains supply circuit, the air extraction pump is fixedly arranged at the top of a bearing plate, and one side of the air extraction pump is fixedly connected with a smoke conveying pipe; this flue gas waste heat utilization equipment for heating power boiler, through setting up the smoke extraction pipe, the sucking disc, the aspiration pump, defeated tobacco pipe, heating cabinet and heat-transfer pipe, can collect the flue gas that produces, and utilize the waste heat in the flue gas to heat the fluid in the heat-transfer pipe, avoided causing heat energy to scatter and disappear and extravagant problem, thereby realized energy reuse and energy-conserving theory, simultaneously, through setting up the filter, can be at the in-process of fume emission, filter the particulate matter impurity in the flue gas, thereby the environment has been protected.

Description

Flue gas waste heat utilization equipment for heating power boiler

Technical Field

The utility model belongs to the technical field of heating power boiler, concretely relates to flue gas waste heat utilization equipment for heating power boiler.

Background

The thermal boiler is a boiler for transferring heat, and is an energy conversion device, energy input to the boiler has chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain thermal energy, in the thermal power generation process, the boiler is usually used for burning coal to generate heat energy, however, a large amount of flue gas is generated during boiler burning, waste heat exists in the flue gas, the common treatment mode for the flue gas is directly discharged to the atmosphere, the heat energy is dissipated, and energy waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas waste heat utilization equipment for heating power boiler to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flue gas waste heat utilization equipment for heating power boiler, includes the boiler, the fixed smoke tube that has cup jointed in the top of boiler, the one end fixed mounting of smoke tube has the sucking disc, and smoke tube's other end fixedly connected with aspiration pump, the aspiration pump is connected with the mains electricity way electricity, and aspiration pump fixed mounting is at the top of bearing plate, the defeated tobacco pipe of one side fixedly connected with of aspiration pump, the one end fixedly connected with heating cabinet of defeated tobacco pipe, the inside fixed mounting of heating cabinet has the heat-transfer pipe, and the fixed cover in one side at heating cabinet top has cup jointed out the tobacco pipe, the one end fixedly connected with filter of play tobacco pipe, one side fixedly connected with of filter pipe of discharging fume.

Preferably, the suction cup is positioned inside the boiler, and the bottom of the suction cup is provided with a micropore.

Preferably, the heat transfer pipe is made of metal material, and the heat transfer pipe is distributed in a continuous S shape in the heating box.

Preferably, the filter includes the casing, the inside fixed mounting of casing has drainage mechanism, and the inner wall fixed mounting of casing has the gauze board, one side fixed mounting of drainage mechanism has the filter screen.

Preferably, the drainage mechanism includes the shell, the inside fixed mounting of shell has the backup pad, the activity axle has been cup jointed in the front activity of backup pad, the external fixation of activity axle has cup jointed the flabellum.

Preferably, the gauze plate is positioned at one end of the smoke exhaust pipe, and the gauze plate and the shell are parallel to each other.

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

1. according to the flue gas waste heat utilization device for the thermal boiler, by arranging the smoke extraction pipe, the suction disc, the air extraction pump, the smoke transmission pipe, the heating box and the heat transfer pipe, generated flue gas can be collected in the using process of the thermal boiler, and fluid in the heat transfer pipe is heated by using waste heat in the flue gas, so that the problems of heat energy loss and waste are avoided, and the concepts of energy source reutilization and energy conservation are realized;

2. this flue gas waste heat utilization equipment for heating power boiler through setting up the filter, can filter the particulate matter impurity in the flue gas at the in-process of exhanst gas, has avoided the problem of flue gas pollution environment, simultaneously through setting up drainage mechanism, can be when the flue gas filters for the flow speed of near filter screen flue gas to make the filterable more thorough of filter screen, improved the filterable effect of flue gas.

Drawings

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

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

fig. 3 is a side view of the drainage mechanism of the present invention.

In the figure: 1. a boiler; 2. a smoke extraction pipe; 3. a suction cup; 4. an air pump; 5. a bearing plate; 6. a smoke conveying pipe; 7. a heating box; 8. a heat transfer tube; 9. discharging the smoke tube; 10. a filter; 101. a housing; 102. a drainage mechanism; 102a, a housing; 102b, a support plate; 102c, a movable shaft; 102d, fan blades; 103. a gauze plate; 104. a filter screen; 11. a smoke exhaust pipe.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-3, the utility model provides a flue gas waste heat utilization device for heating power boiler, including boiler 1, boiler 1's top is fixed to have cup jointed smoke pumping pipe 2, smoke pumping pipe 2's one end fixed mounting has sucking disc 3, and smoke pumping pipe 2's other end fixedly connected with aspiration pump 4, aspiration pump 4 is connected with the mains electricity way electricity, and aspiration pump 4 fixed mounting is at the top of bearing plate 5, one side fixedly connected with defeated tobacco pipe 6 of aspiration pump 4, the one end fixedly connected with heating cabinet 7 of defeated tobacco pipe 6, the inside fixed mounting of heating cabinet 7 has heat-transfer pipe 8, and one side of heating cabinet 7 top is fixed to have cup jointed out tobacco pipe 9, the one end fixedly connected with filter 10 of play tobacco pipe 9, one side fixedly connected with exhaust pipe 11 of filter 10.

In the above scheme, the flue gas that produces boiler 1 is transported to the inside of heating cabinet 7 through smoke extraction pipe 2 and defeated tobacco pipe 6 to through the heat transfer effect of heat-transfer pipe 8, heat the inside fluid of heat-transfer pipe 8, thereby can recycle the waste heat in the flue gas, practiced thrift the energy, and the flue gas after the heat transfer can enter filter 10, thereby filters the particulate impurity in the flue gas, has avoided the problem of polluted environment.

Specifically, the suction cup 3 is positioned inside the boiler 1, and the bottom of the suction cup 3 is provided with micropores; can absorb the inside flue gas of boiler 1 for the flue gas can gather near sucking disc 3, thereby is convenient for carry out the transmission to the flue gas.

Specifically, the heat transfer pipe 8 is made of a metal material, and the heat transfer pipe 8 is continuously distributed in an S shape inside the heating box 7; the contact area between the heat transfer pipe 8 and the flue gas can be increased, the heat transfer speed of the flue gas is accelerated, and the fluid in the heat transfer pipe 8 can be rapidly heated.

Specifically, the filter 10 includes a casing 101, a drainage mechanism 102 is fixedly installed inside the casing 101, a gauze plate 103 is fixedly installed on the inner wall of the casing 101, and a filter screen 104 is fixedly installed on one side of the drainage mechanism 102; can filter the particle impurities in the flue gas when the flue gas is discharged, thereby avoiding the problem of environmental pollution and protecting the environment.

Specifically, the drainage mechanism 102 comprises a housing 102a, a support plate 102b is fixedly installed inside the housing 102a, a movable shaft 102c is movably sleeved on the front surface of the support plate 102b, and fan blades 102d are fixedly sleeved outside the movable shaft 102 c; in the process of filtering the flue gas, the flow speed of the flue gas near the filter screen 104 is accelerated, so that the impurities in the flue gas are filtered more thoroughly.

Specifically, the gauze plate 103 is located at one end of the smoke exhaust pipe 11, and the gauze plate 103 and the shell 102a are parallel to each other; can carry out the fine filtration to the flue gas at the filterable in-process of flue gas, can get rid of remaining tiny granule in the flue gas to flue gas filtration's effect has been improved.

It should be noted that:

the pump 4 is suitable for a pump of the type VCH 1028.

The utility model discloses a theory of operation and use flow: firstly, the air pump 4 is opened to enable the smoke extraction pipe 2 to extract air to the inside of the boiler 1, at the moment, smoke in the boiler 1 is gathered near the suction cup 3 and enters the smoke extraction pipe 2 from the suction cup 3, then enters the heating box 7 through the smoke conveying pipe 6, then the temperature of air in the heating box 7 is raised due to waste heat in the smoke, and hot air heats fluid in the heat transmission pipe 8 through heat transmission of the heat transmission pipe 8, so that the problems of heat energy dissipation and waste in the smoke are avoided, the concept of energy recycling and energy saving is realized, the smoke after heat transmission finally enters the filter 10 from the smoke outlet pipe 9, when the smoke impacts the fan blades 102d due to the action of air pressure, the fan blades 102d can be rotated, the flow speed of the smoke near the filter screen 104 is accelerated, and the filter of the filter screen 104 is more thorough, the effect of flue gas filtration is improved, and the flue gas after filtration can be discharged from the smoke exhaust pipe 11.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flue gas waste heat utilization equipment for heating power boiler, includes boiler (1), its characterized in that: the utility model discloses a smoke exhaust pipe, including boiler (1), smoke exhaust pipe (2), one end fixed mounting of smoke exhaust pipe (2) has sucking disc (3), and the other end fixedly connected with aspiration pump (4) of smoke exhaust pipe (2), aspiration pump (4) are connected with the mains electricity way electricity, and aspiration pump (4) fixed mounting at the top of bearing plate (5), one side fixedly connected with of aspiration pump (4) defeated tobacco pipe (6), the one end fixedly connected with heating cabinet (7) of defeated tobacco pipe (6), the inside fixed mounting of heating cabinet (7) has heat-transfer pipe (8), and one side of heating cabinet (7) top is fixed to have cup jointed out tobacco pipe (9), the one end fixedly connected with filter (10) of going out tobacco pipe (9), one side fixedly connected with of filter (10) pipe (11) of discharging fume.

2. The flue gas waste heat utilization device for the thermal boiler as claimed in claim 1, wherein: the sucking disc (3) is positioned in the boiler (1), and the bottom of the sucking disc (3) is provided with micropores.

3. The flue gas waste heat utilization device for the thermal boiler as claimed in claim 1, wherein: the heat transfer pipe (8) is made of metal materials, and the heat transfer pipe (8) is distributed in a continuous S shape in the heating box (7).

4. The flue gas waste heat utilization device for the thermal boiler as claimed in claim 1, wherein: the filter (10) comprises a shell (101), a drainage mechanism (102) is fixedly mounted inside the shell (101), a gauze plate (103) is fixedly mounted on the inner wall of the shell (101), and a filter screen (104) is fixedly mounted on one side of the drainage mechanism (102).

5. The flue gas waste heat utilization device for the thermal boiler as claimed in claim 4, wherein: the drainage mechanism (102) comprises a shell (102 a), a supporting plate (102 b) is fixedly mounted inside the shell (102 a), a movable shaft (102 c) is movably sleeved on the front face of the supporting plate (102 b), and fan blades (102 d) are fixedly sleeved on the outer portion of the movable shaft (102 c).

6. The flue gas waste heat utilization device for the thermal boiler as claimed in claim 4, wherein: the gauze plate (103) is positioned at one end of the smoke exhaust pipe (11), and the gauze plate (103) and the shell (102 a) are parallel to each other.