CN218485627U - Environment-friendly flue gas denitration device - Google Patents
Environment-friendly flue gas denitration device Download PDFInfo
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- CN218485627U CN218485627U CN202123422705.7U CN202123422705U CN218485627U CN 218485627 U CN218485627 U CN 218485627U CN 202123422705 U CN202123422705 U CN 202123422705U CN 218485627 U CN218485627 U CN 218485627U
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Abstract
The utility model discloses an environment-friendly flue gas denitration device, which comprises a treatment component, a flue gas pipe and a low-nitrogen burner, wherein the low-nitrogen burner is arranged at one end of the flue gas pipe; and the installation component, set up in the outside of flue gas pipe, including set up in the mount pad in the flue gas pipe outside, set up in the first communicating pipe of mount pad one side, and set up in the second communicating pipe of mount pad opposite side, flue gas pipe including set up in the first pipeline of low NOx burner one side, and set up in the catalytic reduction device of first pipeline one end. The device has solved current flue gas denitration device function singleness, can not remove dust to the flue gas after the denitration, can have a large amount of dust particles in the flue gas, leads to the feature of environmental protection relatively poor, can the environment cause serious pollution, also does not benefit to thermal power plant's civilized production to the installation of pipeline is also very troublesome with the dismantlement, leads to the staff to overhaul inconvenient.
Description
Technical Field
The utility model relates to an environmental protection equipment technical field, especially an environment-friendly flue gas denitrification facility.
Background
The flue gas is a mixture of gas and smoke dust, which is a main reason for polluting atmosphere in residential areas, the components of the flue gas are very complex, the gas comprises water vapor, sulfur dioxide, nitrogen, oxygen, carbon monoxide, carbon dioxide, hydrocarbons, oxynitride and the like, and the smoke dust comprises ash content of fuel, coal particles, oil drops, high-temperature cracking products and the like, so that the pollution of the flue gas to the environment is composite pollution of multiple poisons, the harmfulness of the smoke dust to human bodies is related to the size of particles, most of the smoke dust harms the human bodies is fly ash with the diameter smaller than 10um, particularly the fly ash with the diameter of 1-2.5um is the largest, at present, a boiler needs to be heated in a thermal power plant to produce steam, the heating of the boiler needs to burn fuel such as coal, a large amount of flue gas can be produced due to insufficient combustion of the fuel, NOx in the flue gas is one of main pollution sources causing atmospheric pollution, a flue gas denitration device needs to be used, the existing flue gas denitration device has a single function, the flue gas cannot remove dust after denitration, a large amount of dust particles in the flue gas can cause environmental protection, the environmental pollution, the flue gas can not be good for production, and the pipeline installation and the pipeline is inconvenient for maintenance of the production and the maintenance of the production of the factory.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
In view of the above and/or the existing problems in the environment-friendly flue gas denitration device, the utility model is provided.
Therefore, the utility model aims to solve the problem that need heat boiler production steam in present thermal power plant, and the fuel of the heating of boiler needs burning coal class etc, because the inadequacy of fuel burning, can produce a large amount of flue gases, NOx in the flue gas, be one of the main pollution sources that causes the atmosphere pollution, at this moment just need use flue gas denitrification facility, and current flue gas denitrification facility function singleness, can not remove dust to the flue gas after the denitration, can have a large amount of dust particles in the flue gas, lead to the feature of environmental protection relatively poor, can cause serious pollution by the environment, also do not benefit to the civilized production of thermal power plant, and the installation and the dismantlement of pipeline are also very troublesome, lead to the staff to overhaul.
In order to solve the technical problem, the utility model provides a following technical scheme: an environment-friendly flue gas denitration device comprises a treatment assembly, a denitration assembly and a denitration assembly, wherein the treatment assembly comprises a flue gas pipe and a low-nitrogen burner arranged at one end of the flue gas pipe; and the mounting assembly is arranged on the outer side of the flue gas pipe, and comprises a mounting seat arranged on the outer side of the flue gas pipe, a first communicating pipe arranged on one side of the mounting seat, and a second communicating pipe arranged on the other side of the mounting seat.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the flue gas pipe comprises a first pipeline arranged on one side of the low-nitrogen combustor and a catalytic reduction device arranged at one end of the first pipeline.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the flue gas pipe also comprises a second pipeline arranged on one side of the catalytic reduction device and an electrostatic dust removal part arranged at one end of the second pipeline.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the flue gas pipe also comprises a third pipeline arranged on one side of the electrostatic dust removal part and a cloth bag dust removal part arranged at one end of the third pipeline.
As an environment-friendly flue gas denitration device's an optimal selection scheme, wherein: the flue gas pipe is characterized by further comprising a fourth pipeline arranged on one side of the cloth bag dust removing part, a desulfurization part arranged at one end of the fourth pipeline, and a discharge pipe arranged on one side of the desulfurization part.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the low-nitrogen combustor comprises a sealing disc arranged on one side and a sealing ring arranged on one side of the low-nitrogen combustor.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the low-nitrogen combustor further comprises a clamping block arranged on the outer side of the sealing ring and a sealing ring arranged on the inner wall of the sealing ring.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the mount pad including set up in inside mounting groove, and set up in the fixing bolt in the mount pad outside.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: first connecting pipe is including setting up in the first inserted block of one end, the outside of first inserted block with the inner wall joint of mounting groove.
As an environment-friendly flue gas denitration device's an preferred scheme, wherein: the second communicating pipe comprises a second inserting block arranged at one end, and the outer side of the second inserting block is clamped with the inner wall of the first inserting block.
The utility model discloses beneficial effect does: the utility model discloses a set up the flue gas that processing assembly discharged to boiler combustion and take off round pin, remove dust and desulfurization processing, reduce and directly discharge atmospheric pollution, do benefit to thermal power plant's civilized production, install fast and dismantle flue gas discharge pipe through setting up the installation component convenience, make things convenient for the staff to overhaul and change the pipeline.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a structural diagram of an environment-friendly flue gas denitration device.
FIG. 2 is a connection structure diagram of a low-nitrogen burner and a sealing ring of the environment-friendly flue gas denitration device.
FIG. 3 is a sealing ring structure of the environmental protection type flue gas denitration device.
FIG. 4 is a structural diagram of an installation assembly of the environment-friendly flue gas denitration device.
FIG. 5 is a structural diagram of a first insert block and a second insert block of the environment-friendly flue gas denitration device.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the present invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, for the utility model discloses a first embodiment, this embodiment provides an environment-friendly flue gas denitration device, environment-friendly flue gas denitration device includes processing module 100 and installation component 200, the flue gas of discharging through setting up processing module 100 to boiler combustion is taken off the round pin, remove dust and desulfurization treatment, reduce and directly discharge atmospheric pollution, do benefit to the civilized production of steam power plant, conveniently install fast and dismantle flue gas discharge pipe through setting up installation component 200, make things convenient for the staff to overhaul and change the pipeline.
Specifically, the treatment assembly 100 includes a flue gas duct 101, and a low-nitrogen burner 102 disposed at one end of the flue gas duct 101. Through setting up flue gas pipe 101, flue gas pipe 101 is discharged the flue gas that produces when the boiler burning to low nitrogen combustor 102 in, handles the flue gas.
Preferably, the mounting assembly 200, which is disposed outside the flue gas duct 101, includes a mounting seat 201 disposed outside the flue gas duct 101, a first communication pipe 202 disposed on one side of the mounting seat 201, and a second communication pipe 203 disposed on the other side of the mounting seat 201. The outside of flue gas pipe 101 is provided with mount pad 201, and the both sides of mount pad 201 are provided with first communicating pipe 202 and second communicating pipe 203 respectively, and the one end of first communicating pipe 202 and second communicating pipe 203 all communicates with flue gas pipe 101 to convenient quick be connected flue gas pipe 101 and low-nitrogen combustor 102.
When using, through setting up flue gas pipe 101, flue gas pipe 101 discharges into to low-nitrogen burner 102 in the flue gas that produces when burning the boiler, handles the flue gas, and flue gas pipe 101's the outside is provided with mount pad 201, and mount pad 201's both sides are provided with first communicating pipe 202 and second communicating pipe 203 respectively, and the one end of first communicating pipe 202 and second communicating pipe 203 all communicates with flue gas pipe 101 to convenient quick is connected flue gas pipe 101 and low-nitrogen burner 102.
Example 2
Referring to fig. 1 to 2, the present embodiment is based on the previous embodiment, which is a second embodiment of the present invention.
Specifically, the flue gas duct 101 includes a first duct 101a disposed at one side of the low-nitrogen combustor 102, and a catalytic reduction device 101b disposed at one end of the first duct 101 a. The flue gas is combusted by the low-nitrogen combustor 102, and then is discharged into the catalytic reduction device 101b through the first pipeline 101a to catalyze the flue gas, so that the aim of denitration of the flue gas is fulfilled.
Preferably, the flue gas pipe 101 further includes a second pipe 101c disposed at one side of the catalytic reduction unit 101b, and an electrostatic precipitator 101d disposed at one end of the second pipe 101 c. The flue gas after being removed enters the electrostatic dust removal part 101d through the second pipeline 101c to remove dust from the flue gas.
Preferably, the flue gas pipe 101 further includes a third pipe 101e disposed on one side of the electrostatic dust removing part 101d, and a bag dust removing part 101f disposed at one end of the third pipe 101 e. The flue gas after dust removal enters the bag-type dust removal part 101f through the third pipeline 101e, further dust removal is carried out on the flue gas, and the dust removal effect is greatly improved.
Preferably, the flue gas pipe 101 further includes a fourth pipe 101g disposed on one side of the bag-type dust removing part 101f, a desulfurization part 101h disposed on one end of the fourth pipe 101g, and a discharge pipe 101i disposed on one side of the desulfurization part 101 h. The flue gas after dust removal enters the desulfurization part 101h through the fourth pipeline 101g, is treated by a desulfurization process, and is discharged into a high-altitude chimney through a discharge pipe 101i, and then is discharged into the atmosphere.
When the dust removal device is used, by arranging the flue gas pipe 101, flue gas generated during boiler combustion is discharged into the low-nitrogen combustor 102 through the flue gas pipe 101, the flue gas is treated, the mounting seat 201 is arranged on the outer side of the flue gas pipe 101, the first communicating pipe 202 and the second communicating pipe 203 are respectively arranged on two sides of the mounting seat 201, one ends of the first communicating pipe 202 and the second communicating pipe 203 are communicated with the flue gas pipe 101, so that the flue gas pipe 101 and the low-nitrogen combustor 102 can be conveniently and quickly connected, the flue gas is combusted through the low-nitrogen combustor 102, the flue gas is discharged into the catalytic reduction device 101b through the first pipeline 101a after treatment, the flue gas is catalyzed, the purpose of removing the pins of the flue gas is achieved, the flue gas after removing the pins enters the electrostatic dust removal part 101d through the second pipeline 101c, the flue gas is dedusted, the dedusted flue gas enters the cloth bag dedusting part 101f through the third pipeline 101e, the flue gas is further dedusted, the flue gas is greatly improved in dedusting effect, the flue gas enters the desulfurization part 101h through the fourth pipeline 101g, and then enters the flue gas discharge pipe after desulfurization process, and is discharged into the high-emission pipe.
Example 3
Referring to fig. 1 to 5, a third embodiment of the present invention is based on the first two embodiments.
Specifically, the low-nitrogen combustor 102 includes a seal disk 102a provided on one side, and a seal ring 102b provided on one side of the low-nitrogen combustor 102. Seal ring 102b is shielded by the provision of seal disk 102a to prevent external contaminants from entering seal ring 102b.
Preferably, the low-nitrogen burner 102 further includes a fixture block 102c disposed outside the sealing ring 102b, and a sealing ring 102d disposed on the inner wall of the sealing ring 102b. The sealing ring 102b is clamped with one side of the low-nitrogen combustor 102 through the clamping block 102c on the outer side, so that the installation and the disassembly are convenient, the contact surface between the first pipeline 101a and the low-nitrogen combustor 102 is sealed through the sealing ring 102d, and the leakage of smoke is prevented.
Preferably, the mounting seat 201 includes a mounting groove 201a provided at the inside, and a fixing bolt 201b provided at the outside of the mounting seat 201. The installation is facilitated by arranging the installation groove 201a, and the fixing is facilitated by arranging the fixing bolt 201b.
Preferably, the first connecting tube 202 includes a first insertion block 202a disposed at one end, and an outer side of the first insertion block 202a is clamped with an inner wall of the mounting groove 201 a. The first communication pipe 202 is connected to the mount 201 through a first insertion block 202 a.
Preferably, the second communication pipe 203 includes a second insertion block 203a disposed at one end, and an outer side of the second insertion block 203a is clamped with an inner wall of the first insertion block 202 a. The second communication pipe 203 is connected to the first insertion block 202a through the second insertion block 203a, thereby achieving the purpose of quick installation and removal.
When in use, the flue gas pipe 101 is arranged, the flue gas pipe 101 discharges flue gas generated during boiler combustion into the low-nitrogen combustor 102 to treat the flue gas, the mounting seat 201 is arranged on the outer side of the flue gas pipe 101, the first communicating pipe 202 and the second communicating pipe 203 are respectively arranged on two sides of the mounting seat 201, one end of each of the first communicating pipe 202 and the second communicating pipe 203 is communicated with the flue gas pipe 101, so that the flue gas pipe 101 and the low-nitrogen combustor 102 can be conveniently and rapidly connected, the flue gas is combusted through the low-nitrogen combustor 102, the flue gas is discharged into the catalytic reduction device 101b through the first pipeline 101a after treatment to be catalyzed, the purpose of denitration of the flue gas is achieved, the flue gas after denitration enters the electrostatic dust removal part 101d through the second pipeline 101c to remove dust from the flue gas, the flue gas after dust removal enters the cloth bag dust removal part 101f through the third pipeline 101e, the flue gas is further dedusted, the dedusting effect is greatly improved, the dedusted flue gas enters a desulfuration part 101h through a fourth pipeline 101g, is discharged into a high chimney through a discharge pipe 101i after being treated by a desulfurization process and further discharged into the atmosphere, the sealing ring 102b is isolated and protected by arranging the sealing disc 102a to prevent external pollutants from entering the sealing ring 102b, the sealing ring 102b is clamped with one side of the low-nitrogen burner 102 through a clamping block 102c at the outer side to facilitate installation and disassembly, the contact surface between the first pipeline 101a and the low-nitrogen burner 102 is sealed through the sealing ring 102d to prevent the flue gas from leaking, the flue gas is convenient to install through an installation groove 201a and is convenient to fix through arranging a fixing bolt 201b, the first communicating pipe 202 is connected with the installation seat 201 through a first insertion block 202a, the second communicating pipe is connected with the first insertion block 202a through a second insertion block 203a, thereby achieving the purpose of quick installation and disassembly.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or substituted by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides an environment-friendly flue gas denitrification facility which characterized in that: comprises the steps of (a) preparing a substrate,
the treatment assembly (100) comprises a flue gas pipe (101) and a low-nitrogen burner (102) arranged at one end of the flue gas pipe (101); and the number of the first and second groups,
installation component (200), set up in the outside of flue gas pipe (101), including set up in mount pad (201) in the flue gas pipe (101) outside, set up in first communicating pipe (202) of mount pad (201) one side, and set up in second communicating pipe (203) of mount pad (201) opposite side.
2. The environment-friendly flue gas denitration device of claim 1, wherein: the flue gas pipe (101) comprises a first pipeline (101 a) arranged on one side of the low-nitrogen combustor (102), and a catalytic reduction device (101 b) arranged at one end of the first pipeline (101 a).
3. The environment-friendly flue gas denitration device of claim 2, wherein: the flue gas pipe (101) further comprises a second pipeline (101 c) arranged on one side of the catalytic reduction device (101 b), and an electrostatic dust removal part (101 d) arranged at one end of the second pipeline (101 c).
4. The environment-friendly flue gas denitration device of claim 3, wherein: the flue gas pipe (101) further comprises a third pipeline (101 e) arranged on one side of the electrostatic dust collection part (101 d), and a cloth bag dust collection part (101 f) arranged at one end of the third pipeline (101 e).
5. The environment-friendly flue gas denitration device of claim 4, wherein: flue gas pipe (101) still including set up in fourth pipeline (101 g) of sack dust removal portion (101 f) one side, set up in desulfurization portion (101 h) of fourth pipeline (101 g) one end, and set up in discharge pipe (101 i) of desulfurization portion (101 h) one side.
6. The environment-friendly flue gas denitration device as set forth in any one of claims 2 to 5, wherein: the low-nitrogen combustor (102) comprises a sealing disc (102 a) arranged on one side, and a sealing ring (102 b) arranged on one side of the low-nitrogen combustor (102).
7. The environment-friendly flue gas denitration device of claim 6, wherein: the low-nitrogen combustor (102) further comprises a fixture block (102 c) arranged on the outer side of the sealing ring (102 b), and a sealing ring (102 d) arranged on the inner wall of the sealing ring (102 b).
8. The environment-friendly flue gas denitration device of claim 1, wherein: the mounting seat (201) comprises a mounting groove (201 a) arranged inside and a fixing bolt (201 b) arranged on the outer side of the mounting seat (201).
9. The environment-friendly flue gas denitration device of claim 8, wherein: the first communicating pipe (202) comprises a first inserting block (202 a) arranged at one end, and the outer side of the first inserting block (202 a) is clamped with the inner wall of the mounting groove (201 a).
10. The environment-friendly flue gas denitration device of claim 9, wherein: the second communicating pipe (203) comprises a second inserting block (203 a) arranged at one end, and the outer side of the second inserting block (203 a) is clamped with the inner wall of the first inserting block (202 a).
Priority Applications (1)
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CN202123422705.7U CN218485627U (en) | 2021-12-31 | 2021-12-31 | Environment-friendly flue gas denitration device |
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CN202123422705.7U CN218485627U (en) | 2021-12-31 | 2021-12-31 | Environment-friendly flue gas denitration device |
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