CN219551236U - Waste gas heat recovery device of power plant - Google Patents
Waste gas heat recovery device of power plant Download PDFInfo
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- CN219551236U CN219551236U CN202320458891.XU CN202320458891U CN219551236U CN 219551236 U CN219551236 U CN 219551236U CN 202320458891 U CN202320458891 U CN 202320458891U CN 219551236 U CN219551236 U CN 219551236U
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- box body
- air inlet
- box
- heat recovery
- filter screen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a power plant waste gas heat recovery device, which relates to the technical field of heat recovery, and comprises a box body, wherein a door body is hinged to the surface of the box body, an air outlet pipe is connected to the top of the box body, an air outlet pipe is connected to the bottom of the box body, support columns are connected to the bottoms of two sides of the box body, the heat recovery component is arranged on the box body and comprises an air inlet box, the air inlet box is arranged on one side of the box body, a recovery box is arranged on the other side of the box body, and a drain pipe is connected to the bottom of one side of the recovery box, which is far away from the box body. According to the utility model, through the matching arrangement of the air inlet box body, the mounting seat, the fan, the air inlet pipe, the air outlet pipe, the air inlet, the active carbon filter screen and the sponge filter screen, the device can purify the waste gas of the power plant, and the pollution to the environment caused by the emission of harmful gas into the atmosphere is avoided as much as possible.
Description
Technical Field
The utility model relates to the technical field of heat recovery, in particular to a power plant waste gas heat recovery device.
Background
The electric power industry is taken as an important basic industry in China, rapid development is achieved in the recent years, wherein thermal power takes the dominant role in the electric power industry, along with continuous development and progress of science and technology, the life quality of people is continuously improved, the demand for electric power is continuously increased, the electric power becomes an integral part of life of people, and at present, thermal power plants at home and abroad are all provided with heat recovery devices for recovering heat allowance in water vapor.
In the process of realizing the utility model, the inventor finds that at least the following problems exist in the technology, when the existing device is used for recovering the waste gas of the power plant, the waste gas treatment effect is poor, and as a great amount of inflammable harmful gas exists in the waste gas, the harmful gas is discharged into the atmosphere when the device is recovered, so that the environment pollution is caused, and the harm is caused to the physical health of people, thereby reducing the practicability of the device.
Disclosure of Invention
In order to improve the problems that the prior device has poor waste gas treatment effect when the waste gas of the power plant is recovered, and a great amount of inflammable harmful gas is contained in the waste gas, so that the harmful gas is discharged into the atmosphere to cause environmental pollution and harm to the health of people when the device is recovered, thereby reducing the practical problem of the device.
The utility model provides a power plant waste gas heat recovery device, which adopts the following technical scheme:
a power plant waste gas heat recovery device comprises,
the box body assembly comprises a box body, wherein the surface of the box body is hinged with a door body, the top of the box body is connected with an air outlet pipe, the bottom of the box body is connected with an air outlet pipe, and the bottoms of the two sides of the box body are connected with support columns;
the heat recovery assembly is arranged on the box body and comprises an air inlet box, the air inlet box is arranged on one side of the box body, a recovery box is arranged on the other side of the box body, the recovery box is far away from the bottom of one side of the box body and is connected with a drain pipe, the top and the bottom of the inner cavity of the box body are both connected with mounting plates, two groups of cooling pipes are connected between the mounting plates, one end, close to the air inlet box, of the cooling pipes is connected with a water inlet pipe, and the cooling pipes are connected with recovery pipes between the recovery boxes.
Optionally, the air inlet box includes the air inlet box body, the air inlet box body inner chamber is close to the mount pad is installed to the one end of box body, the fan is installed to the inner chamber of mount pad, the input of fan is connected with the intake pipe, the output of fan with be connected with the blast pipe between the box body, the air inlet has been seted up in the left side of air inlet box body, the air inlet box body inner chamber is close to the one end of intake pipe is connected with the active carbon filter screen, the active carbon filter screen is kept away from the one end of intake pipe is connected with the sponge filter screen, the active carbon filter screen with all be provided with the connecting piece between the air inlet box body.
Through adopting above-mentioned technical scheme, the fan starts and extracts the waste gas of power plant through air inlet and intake pipe, when waste gas when the sponge filter screen, can carry out the first filtration to the impurity in the waste gas, when waste gas when the active carbon filter screen, can carry out the secondary to the impurity in the waste gas and filter to this internal with the waste gas leading-in box through the blast pipe, thereby make the device can carry out emission again after purifying treatment to the waste gas of power plant.
Optionally, the connecting piece includes two sets of connecting blocks, two sets of the connecting block is installed the active carbon filter screen with the bottom of sponge filter screen, the interior bottom wall of inlet box body install with connecting block grafting complex connection cell body, the active carbon filter screen with the top of sponge filter screen all stretches out the inlet box body is installed the arm-tie.
Through adopting above-mentioned technical scheme, upwards pulling active carbon filter screen and sponge filter screen can make connecting block and connecting tank body separate, conveniently dismantle active carbon filter screen and sponge filter screen and clear up, avoid long-term use to appear the condition of jam as far as possible.
Optionally, the cooling tube is fixed between the two sets of mounting plates in a continuous S-shape.
By adopting the technical scheme, the contact area between the cooling pipe and steam is increased, and the heat recovery efficiency of the device is greatly improved.
Optionally, the inner wall of the recovery box is connected with a ceramic fiber heat preservation layer.
By adopting the technical scheme, the heat preservation effect of the recovery box is improved, and the heat loss in the recovery box is slowed down.
Optionally, a blocking net is connected to the top of the air outlet pipe.
By adopting the technical scheme, impurities are prevented from falling into the air outlet pipe as much as possible.
Optionally, the bottom of the box body is arc-shaped.
By adopting the technical scheme, the condensed water can be quickly dropped to the bottom of the box body.
Optionally, the water outlet pipe and the outer wall of the recovery pipe are all provided with electromagnetic valves.
By adopting the technical scheme, the electromagnetic valve is closed, so that water can be prevented from being discharged from the water outlet pipe, the water outlet pipe and the recovery pipe.
Optionally, the surfaces of the air inlet box and the recycling box are provided with observation windows.
Through adopting above-mentioned technical scheme to can observe the impurity accumulation volume in the inlet box through the observation window, also conveniently observe the water yield storage condition in the recovery tank through the observation window simultaneously.
In summary, the present utility model includes at least one of the following beneficial effects:
(1) Through the cooperation setting of inlet box body, mount pad, fan, intake pipe, blast pipe, air inlet, active carbon filter screen and sponge filter screen to make the device purify power plant's waste gas, avoid harmful gas to emit into the atmosphere as far as possible and cause the pollution to the environment.
(2) Through the cooperation setting of connecting block and spread groove body, when the accumulational impurity is more on air inlet and active carbon filter screen surface, pull-up active carbon filter screen and sponge filter screen for connecting block and spread groove body separate, conveniently dismantle active carbon filter screen and sponge filter screen and clear up, avoid active carbon filter screen and sponge filter screen to appear the condition of jam as far as possible.
(3) Through setting the appearance of cooling tube to be continuous S shape, increased the area of contact of steam and cooling water, improved heat recovery efficiency greatly, heat in the steam can condense into water and fall the box body bottom after being absorbed by cooling water, then carry out recycle through the outlet pipe to the water after the condensation, avoid the waste of water resource as far as possible, improved the practicality of this device.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
fig. 3 is a schematic diagram of the structure of fig. 2 a according to the present utility model.
In the figure:
1. a housing assembly; 101. a case body; 102. a door body; 103. an air outlet pipe; 1031. a blocking net; 104. a water outlet pipe; 105. a support column;
2. a heat recovery assembly; 201. an air inlet box; 2011. an air inlet box body; 2012. a mounting base; 2013. a blower; 2014. an air inlet pipe; 2015. an exhaust pipe; 2016. an air inlet; 2017. an active carbon filter screen; 2018. a sponge filter screen; 2019. a connecting piece; 20191. a connecting block; 20192. a connecting groove body; 202. a recovery box; 2021. a ceramic fiber heat-insulating layer; 203. a drain pipe; 204. a mounting plate; 205. a cooling tube; 206. a water inlet pipe; 207. and (5) recycling the pipe.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-3.
Embodiment one: referring to fig. 1 and 2, the utility model discloses a power plant waste gas heat recovery device, which comprises a box assembly 1, wherein the box assembly comprises a box body 101, a door body 102 is hinged on the surface of the box body 101, an air outlet pipe 103 is fixedly connected to the top of the box body 101, an air outlet pipe 104 is fixedly connected to the bottom of the box body 101, and support columns 105 are fixedly connected to the bottoms of two sides of the box body 101.
The heat recovery assembly 2, the heat recovery assembly 2 sets up on box body 101, it includes inlet box 201, inlet box 201 fixed mounting is in one side of box body 101, the opposite side fixed mounting of box body 101 has recovery box 202, the bottom fixedly connected with drain pipe 203 of box body 101 one side is kept away from to recovery box 202, box body 101 inner chamber top and bottom all horizontally connect have mounting panel 204, be connected with cooling tube 205 between two sets of mounting panels 204, cooling tube 205 is close to inlet box 201's one end fixedly connected with inlet tube 206, fixedly connected with recovery tube 207 between cooling tube 205 and the recovery box 202.
Referring to fig. 2, the air inlet box 201 includes an air inlet box body 2011, a mounting seat 2012 is mounted at one end, close to the box body 101, of an inner cavity of the air inlet box body 2011, a fan 2013 is mounted at an inner cavity of the mounting seat 2012, an air inlet pipe 2014 is fixedly connected to an input end of the fan 2013, an exhaust pipe 2015 is fixedly connected between an output end of the fan 2013 and the box body 101, an air inlet 2016 is formed in the left side of the air inlet box body 2011, an activated carbon filter 2017 is vertically connected to one end, close to the air inlet pipe 2014, of the inner cavity of the air inlet box body 2011, a sponge filter 2018 is vertically connected to one end, far from the air inlet pipe 2014, of the activated carbon filter 2017, and a connecting piece 2019 is arranged between the sponge filter 2018 and the air inlet box body 2011. The fan 2013 starts to extract the waste gas of power plant through air inlet 2016 and intake pipe 2014, when waste gas when sponge filter screen 2018, can carry out the first filtration to the impurity in the waste gas, when waste gas when active carbon filter screen 2017, can carry out the second filtration to the impurity in the waste gas to in leading-in box body 101 of waste gas through blast pipe 2015, thereby make the device can carry out emission again after purifying treatment to the waste gas of power plant.
Referring to fig. 2, a ceramic fiber insulation 2021 is fixedly connected to the inner wall of the recovery tank 202. Thereby improving the heat preservation effect of the recovery tank 202 and slowing down the heat loss in the recovery tank 202.
Referring to fig. 1 and 2, a barrier 1031 is fixedly connected to the top of the outlet duct 103. Avoiding impurities from falling into the inside of the air outlet pipe 103 as much as possible.
Referring to fig. 1 and 2, the outer walls of the water outlet pipe 104, the water outlet pipe 203, and the recovery pipe 207 are provided with solenoid valves. By closing the solenoid valve, water can be prevented from being discharged from the water outlet pipe 104, the water outlet pipe 203, and the recovery pipe 207.
Referring to fig. 1, the surfaces of the intake box 201 and the recovery box 202 are provided with viewing windows. So that the impurity accumulation amount in the air inlet box 201 can be observed through the observation window, and the water storage condition in the recovery box 202 can be observed through the observation window conveniently.
The specific implementation principle is as follows: cooling water enters the cooling pipe 205 through the water inlet pipe 206, so that the cooling pipe 205 is filled with cooling water, then the fan 2013 is opened to introduce external power plant waste gas into the box body 101 through the air inlet 2016 and the air inlet pipe 2014, when the waste gas passes through the sponge filter mesh 2018, the waste gas can be filtered for the first time, when the waste gas passes through the activated carbon filter mesh 2017, the waste gas can be filtered for the second time, after entering the box body 101, steam heats the cooling water in the cooling pipe 205, heat in the steam is further absorbed by the cooling water in the cooling pipe 205, finally, the steam is discharged into the bottom recovery box 202 through the recovery pipe 207 for collection and storage, thereby realizing quick recovery of heat, after the heat in the steam is recovered, the waste gas can be condensed into water, and the water falls into the bottom of the box body 101 and is discharged through the water outlet pipe 104.
Embodiment two: referring to fig. 1 and 3, in this embodiment, based on the same concept as the first embodiment, the connection piece 2019 further includes two sets of connection blocks 20191, two sets of connection blocks 20191 are installed at the bottoms of the activated carbon filter net 2017 and the sponge filter net 2018, a connection groove 20192 in plug-in fit with the connection block 20191 is installed at the inner bottom wall of the air intake box body 2011, and the tops of the activated carbon filter net 2017 and the sponge filter net 2018 extend out of the air intake box body 2011 and are fixedly provided with pull plates. The activated carbon filter mesh 2017 and the sponge filter mesh 2018 are pulled upwards, so that the connecting block 20191 is separated from the connecting groove 20192, the activated carbon filter mesh 2017 and the sponge filter mesh 2018 are conveniently detached and cleaned, and the situation that the activated carbon filter mesh 2017 and the sponge filter mesh are blocked after long-term use is avoided as much as possible.
The specific implementation principle is as follows: after the device is used for a long time, more impurities can be accumulated on the surfaces of the active carbon filter screen 2017 and the sponge filter screen 2018, and at the moment, the pull plate is pulled upwards to drive the active carbon filter screen 2017 and the sponge filter screen 2018 to move upwards, so that the connecting block 20191 is driven to move upwards to be separated from 20182, the active carbon filter screen 2017 and the sponge filter screen 2018 are conveniently taken out from the air inlet box body 2011 and cleaned, and the blocking condition is avoided as much as possible, so that the passing of waste gas is influenced.
Embodiment III: referring to fig. 2, in this embodiment, based on the same concept as the first embodiment, the power plant exhaust heat recovery apparatus further includes a cooling pipe 205 having a continuous S-shape fixed between two sets of mounting plates 204. Thereby increasing the contact area between the cooling pipe 205 and the steam and greatly improving the heat recovery efficiency of the device.
Referring to fig. 1 and 2, the bottom of the case body 101 has a circular arc shape. So that the condensed water can be quickly dropped to the bottom of the tank body 101.
The specific implementation principle is as follows: because the cooling pipe 205 is fixed in the mounting plate 204 in a continuous S shape, the contact area between cooling water and steam in the cooling pipe 205 is increased, the heat recovery efficiency of the device is greatly improved, and meanwhile, the bottom of the box body 101 is set to be circular arc, so that condensed water after absorbing heat is conveniently and rapidly led into the bottom of the box body 101 and discharged, and the recovery efficiency of the device is improved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. The utility model provides a power plant's waste gas heat recovery unit which characterized in that: comprising the steps of (a) a step of,
the box body assembly (1) comprises a box body (101), a door body (102) is hinged to the surface of the box body (101), an air outlet pipe (103) is connected to the top of the box body (101), an air outlet pipe (104) is connected to the bottom of the box body (101), and support columns (105) are connected to the bottoms of two sides of the box body (101);
the heat recovery assembly (2), heat recovery assembly (2) set up in on box body (101), it includes inlet box (201), inlet box (201) are installed one side of box body (101), recovery box (202) are installed to the opposite side of box body (101), recovery box (202) are kept away from the bottom of box body (101) one side is connected with drain pipe (203), box body (101) inner chamber top and bottom all are connected with mounting panel (204), two sets of be connected with cooling tube (205) between mounting panel (204), cooling tube (205) are close to one end of inlet box (201) is connected with inlet tube (206), cooling tube (205) with be connected with recovery tube (207) between recovery box (202).
2. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the utility model provides a suction box, including air inlet box body (2011), air inlet box body (2011) inner chamber is close to one end of box body (101) is installed mount pad (2012), fan (2013) are installed to the inner chamber of mount pad (2012), the input of fan (2013) is connected with intake pipe (2014), the output of fan (2013) with be connected with blast pipe (2015) between box body (101), air inlet (2016) have been seted up in the left side of air inlet box body (2011), air inlet box body (2011) inner chamber is close to one end of intake pipe (2014) is connected with active carbon filter screen (2017), active carbon filter screen (2017) are kept away from one end of intake pipe (2014) is connected with sponge filter screen (2018), active carbon filter screen (2017) with all be provided with connecting piece (2019) between sponge filter screen (2018) and air inlet box body (2011).
3. A plant exhaust heat recovery apparatus as claimed in claim 2, wherein: the connecting piece (2019) comprises two groups of connecting blocks (20191), the two groups of connecting blocks (20191) are installed at the air inlet (2016) and the bottom of the activated carbon filter screen (2017), a connecting groove body (20192) which is in plug-in fit with the connecting block (20191) is installed on the inner bottom wall of the air inlet box body (2011), and the tops of the air inlet (2016) and the activated carbon filter screen (2017) extend out of the air inlet box body (2011) and are provided with pull plates.
4. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the cooling pipes (205) are fixed between two groups of mounting plates (204) in a continuous S-shaped shape.
5. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the inner wall of the recovery box (202) is connected with a ceramic fiber heat preservation layer (2021).
6. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the top of the air outlet pipe (103) is connected with a blocking net (1031).
7. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the bottom of the box body (101) is arc-shaped.
8. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the outer walls of the water outlet pipe (104), the water outlet pipe (203) and the recovery pipe (207) are respectively provided with electromagnetic valves.
9. A plant exhaust heat recovery apparatus as defined in claim 1, wherein: the surfaces of the air inlet box (201) and the recovery box (202) are provided with observation windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458891.XU CN219551236U (en) | 2023-03-13 | 2023-03-13 | Waste gas heat recovery device of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458891.XU CN219551236U (en) | 2023-03-13 | 2023-03-13 | Waste gas heat recovery device of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219551236U true CN219551236U (en) | 2023-08-18 |
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ID=87735575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320458891.XU Active CN219551236U (en) | 2023-03-13 | 2023-03-13 | Waste gas heat recovery device of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219551236U (en) |
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2023
- 2023-03-13 CN CN202320458891.XU patent/CN219551236U/en active Active
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