CN210321259U - Refining furnace heat recovery device for low-carbon ferrochrome production - Google Patents

Refining furnace heat recovery device for low-carbon ferrochrome production Download PDF

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Publication number
CN210321259U
CN210321259U CN201921030623.8U CN201921030623U CN210321259U CN 210321259 U CN210321259 U CN 210321259U CN 201921030623 U CN201921030623 U CN 201921030623U CN 210321259 U CN210321259 U CN 210321259U
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waste gas
pipe
inlet pipe
heat
refining furnace
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CN201921030623.8U
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任福宾
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Inner Mongolia Risheng Zhibo Metallurgy Co Ltd
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Inner Mongolia Risheng Zhibo Metallurgy Co Ltd
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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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The utility model discloses a refining furnace heat recovery device is used in production of low carbon chromium iron, include: waste gas treatment subassembly, it is including handling jar, jar body supporting leg, waste gas income pipe, oral siphon, outlet pipe, relief valve, advancing pencil and waste gas siphunculus, the bottom fixedly connected with of handling jar body supporting leg, the lateral wall of handling jar is installed waste gas income pipe the oral siphon with the outlet pipe, the top fixedly connected with relief valve of handling jar and advancing the pencil. The utility model discloses waste gas is at the in-process that lets in the water, and the heat of self is absorbed, and through setting up stirring vane, stirring vane stirs the water under agitator motor's drive, promotes the mixing efficiency of acid gas and heat in the waste gas and water, and the waste gas of accomplishing is handled and lets in the waste gas body by the relief valve, and at last, the water of accomplishing is handled and in getting into plate heat exchanger through the outlet pipe, carries out heat recovery, and then reaches the purpose to exhaust-gas treatment and heat recovery simultaneously.

Description

Refining furnace heat recovery device for low-carbon ferrochrome production
The technical field is as follows:
the utility model relates to a refining furnace heat recovery equipment technical field specifically is a refining furnace heat recovery device is used in low carbon chromium iron production.
Background art:
the refining furnace is a smelting device in the thermal processing industry, it carries out a smelting device of final deoxidation and alloying process to the molten steel to be multi-purpose in ferrous metallurgy, in the in-process of low carbon ferrochrome production, the refining furnace is essential equipment, in the in-process of refining furnace processing, the waste gas that produces in the stove needs to be handled and heat recovery, current heat recovery unit directly carries out heat recovery to waste gas, do not possess the effect to waste gas simultaneous processing, and the heat recovery efficiency in the waste gas is lower, for this reason, provide a refining furnace heat recovery unit for low carbon ferrochrome production.
The utility model has the following contents:
an object of the utility model is to provide a refining furnace heat reclamation device is used in low carbon chromium iron production to solve the problem that provides in the above-mentioned background art.
The utility model discloses by following technical scheme implement: the utility model provides a low carbon is refining furnace heat reclamation device for ferrochrome production, includes:
the waste gas treatment assembly comprises a treatment tank, tank body supporting legs, a waste gas inlet pipe, a water outlet pipe, a pressure release valve, a medicine inlet pipe and a waste gas through pipe, wherein the tank body supporting legs are fixedly connected to the bottom of the treatment tank, the waste gas inlet pipe, the water inlet pipe and the water outlet pipe are installed on the outer side wall of the treatment tank, the pressure release valve and the medicine inlet pipe are fixedly connected to the top of the treatment tank, the waste gas through pipe is arranged inside the treatment tank, and the waste gas through pipe is connected with the waste gas inlet pipe;
the stirring assembly comprises a stirring motor, a stirring shaft and stirring blades, wherein the stirring shaft is fixedly connected with an output shaft of the stirring motor, and the stirring blades are arranged on the outer side wall of the stirring shaft;
the heat exchange assembly comprises a plate type heat exchanger, a support, a heat medium outlet end, a heat medium inlet end, a refrigerant outlet end, a refrigerant inlet end, heat exchanger supporting legs and a refrigerant inlet pipe.
As further preferable in the present technical solution: the support is arranged on one side of the plate heat exchanger, the heat medium outlet end, the heat medium inlet end, the refrigerant outlet end and the refrigerant inlet end are arranged on the other side of the plate heat exchanger, the heat exchanger supporting legs are fixedly connected to the bottom of the plate heat exchanger, and the refrigerant inlet pipe is arranged on one side of the refrigerant outlet end.
As further preferable in the present technical solution: one end of the water outlet pipe is communicated with the treatment tank, and the other end of the water outlet pipe is connected with the heat medium inlet end.
As further preferable in the present technical solution: and one end of the waste gas inlet pipe is provided with a waste gas valve, and the other end of the waste gas inlet pipe is communicated with the waste gas through pipe.
As further preferable in the present technical solution: a first transmission pump and a first valve are installed at one end of the water inlet pipe, and a second transmission pump and a second valve are installed at one end of the water outlet pipe.
As further preferable in the present technical solution: the top of the medicine inlet pipe is detachably connected with a sealing cover.
The utility model has the advantages that: by arranging the treatment tank, the outer side of the treatment tank is provided with the waste gas inlet pipe, the water inlet pipe and the water outlet pipe, so that the waste gas enters the treatment tank through the waste gas inlet pipe and then is introduced into the water body through the water inlet pipe, so that the waste gas enters the water body through the waste gas through pipe, and the alkaline medicament enters the treatment tank through the medicament inlet pipe by arranging the medicament inlet pipe above the treatment tank, the acid substances such as sulfur and the like in the waste gas are neutralized, the self heat of the waste gas is absorbed in the process of introducing the waste gas into the water body, and the stirring blades are arranged and driven by a stirring motor, stirring the water body, improving the mixing efficiency of acid gas and heat in the waste gas and the water body, leading the treated waste gas into a waste gas pipe body through a pressure release valve, and finally, the treated water body enters the plate heat exchanger through the water outlet pipe to be subjected to heat recovery, and then the purposes of simultaneously treating waste gas and recovering heat are achieved.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an exhaust gas treatment assembly according to the present invention;
fig. 3 is a perspective view of the middle plate heat exchanger of the present invention.
In the figure: 10. an exhaust gas treatment component; 11. a treatment tank; 12. tank body supporting legs; 13. introducing waste gas into a pipe; 131. an exhaust valve; 14. a water inlet pipe; 141. a first transfer pump; 142. a first valve; 15. a water outlet pipe; 151. a second transfer pump; 152. a second valve; 16. a pressure relief valve; 17. a medicine inlet pipe; 171. a sealing cover; 18. an exhaust gas duct; 20. a stirring assembly; 21. a stirring motor; 22. a stirring shaft; 23. a stirring blade; 30. a heat exchange assembly; 31. a plate heat exchanger; 32. a support; 33. a heating medium outlet end; 34. a heat medium input end; 35. a refrigerant outlet end; 36. a refrigerant input end; 37. the heat exchanger supports legs; 38. and a refrigerant inlet pipe.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a low carbon is refining furnace heat reclamation device for ferrochrome production, includes:
the waste gas treatment assembly 10 comprises a treatment tank 11, tank body supporting legs 12, a waste gas inlet pipe 13, a water inlet pipe 14, a water outlet pipe 15, a pressure release valve 16, a chemical inlet pipe 17 and a waste gas through pipe 18, wherein the tank body supporting legs 12 are fixedly connected to the bottom of the treatment tank 11, the waste gas inlet pipe 13, the water inlet pipe 14 and the water outlet pipe 15 are installed on the outer side wall of the treatment tank 11, the pressure release valve 16 and the chemical inlet pipe 17 are fixedly connected to the top of the treatment tank 11, the waste gas through pipe 18 is arranged inside the treatment tank 11, and the waste gas through pipe 18 is connected with the waste gas inlet pipe 13;
the stirring assembly 20 comprises a stirring motor 21, a stirring shaft 22 and stirring blades 23, wherein the stirring shaft 22 is fixedly connected to an output shaft of the stirring motor 21, and the stirring blades 23 are arranged on the outer side wall of the stirring shaft 22;
the heat exchange assembly 30 comprises a plate heat exchanger 31, a bracket 32, a heat medium outlet 33, a heat medium inlet 34, a refrigerant outlet 35, a refrigerant inlet 36, heat exchanger support legs 37 and a refrigerant inlet 38.
In this embodiment, the model of the waste gas valve 131 is NYZF, the models of the first transfer pump 141 and the second transfer pump 151 are BL-20E-300E, the models of the first valve 142 and the second valve 152 are Q11F-16P, the model of the pressure release valve 16 is HF-2010, the model of the stirring motor 21 is Y2, and the model of the plate heat exchanger 31 is BR 0.1-2.5.
In this embodiment, specifically: the support 32 is arranged on one side of the plate heat exchanger 31, the heat medium outlet 33, the heat medium inlet 34, the refrigerant outlet 35 and the refrigerant inlet 36 are arranged on the other side of the plate heat exchanger 31, the heat exchanger support legs 37 are fixedly connected to the bottom of the plate heat exchanger 31, and the refrigerant inlet 38 is arranged on one side of the refrigerant outlet 35; the support 32 supports the plate heat exchanger 31, the heat medium outlet end 33 is connected with the water outlet pipe 15, so that a heat source enters the plate heat exchanger 31 through the heat medium outlet end 33, the cold medium outlet end 35 is connected with the cold medium inlet pipe 38, and a cold source enters the plate heat exchanger 31 through the cold medium inlet pipe 38.
In this embodiment, specifically: one end of the water outlet pipe 15 is communicated with the treatment tank 11, and the other end of the water outlet pipe is connected with the heat medium inlet 34; the heat source in the treatment tank 11 enters the heat medium inlet 34 through the water outlet pipe 15.
In this embodiment, specifically: one end of the waste gas inlet pipe 13 is provided with a waste gas valve 131, and the other end of the waste gas inlet pipe is communicated with the waste gas through pipe 18; the waste gas in the refining furnace enters through a waste gas inlet pipe 13 and is finally discharged into the treatment tank 11 through a waste gas through pipe 18, wherein the waste gas inlet pipe 13 is controlled to be opened and closed by a waste gas valve 131.
In this embodiment, specifically: a first transmission pump 141 and a first valve 142 are installed at one end of the water inlet pipe 14, and a second transmission pump 151 and a second valve 152 are installed at one end of the water outlet pipe 15; the water inlet pipe 14 and the water outlet pipe 15 respectively transmit the water body through the first transmission pump 141 and the second transmission pump 151, and the water inlet pipe 14 and the water outlet pipe 15 respectively open or close the water body through the first valve 142 and the second valve 152.
In this embodiment, specifically: the top of the medicine inlet pipe 17 is detachably connected with a sealing cover 171; by providing the detachable seal cover 171, the seal cover 171 seals the drug inlet tube 17.
Working principle or structural principle, when in use, firstly, the waste gas in the refining furnace is introduced into the waste gas inlet pipe 13, then the inlet pipe 14 is introduced into an external water source, the waste gas enters the treatment tank 11 through the waste gas inlet pipe 13, at the moment, the water body is introduced through the inlet pipe 14, when the medicine is added, the alkaline medicament enters the treatment tank 11 through the medicine inlet pipe 17, the acidic substances such as sulfur and the like in the waste gas are neutralized, in the process of introducing the waste gas into the water body, the heat of the waste gas is absorbed by the water body, the stirring blades 23 are arranged, the water body is stirred under the driving of the stirring motor 21, the mixing efficiency of the acidic gas and the heat in the waste gas and the water body is improved, the treated waste gas is introduced into a waste gas pipe body (not shown in the figure) through the pressure release valve 16, and finally, the treated water body enters the plate type heat exchanger 31 through, thereby completing the heat recovery process.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a low carbon is refining furnace heat reclamation device for ferrochrome production which characterized in that includes:
the waste gas treatment assembly (10) comprises a treatment tank (11), a tank body supporting leg (12), a waste gas inlet pipe (13), a water inlet pipe (14), a water outlet pipe (15), a pressure release valve (16), a medicine inlet pipe (17) and a waste gas through pipe (18), wherein the bottom of the treatment tank (11) is fixedly connected with the tank body supporting leg (12), the waste gas inlet pipe (13), the water inlet pipe (14) and the water outlet pipe (15) are installed on the outer side wall of the treatment tank (11), the pressure release valve (16) and the medicine inlet pipe (17) are fixedly connected to the top of the treatment tank (11), the waste gas through pipe (18) is arranged inside the treatment tank (11), and the waste gas through pipe (18) is connected with the waste gas inlet pipe (13);
the stirring assembly (20) comprises a stirring motor (21), a stirring shaft (22) and stirring blades (23), an output shaft of the stirring motor (21) is fixedly connected with the stirring shaft (22), and the stirring blades (23) are arranged on the outer side wall of the stirring shaft (22);
the heat exchange assembly (30) comprises a plate type heat exchanger (31), a support (32), a heat medium outlet end (33), a heat medium inlet end (34), a refrigerant outlet end (35), a refrigerant inlet end (36), heat exchanger supporting legs (37) and a refrigerant inlet pipe (38).
2. The heat recovery device of the refining furnace for producing low-carbon ferrochrome according to claim 1, characterized in that: one side of plate heat exchanger (31) is equipped with support (32), the opposite side of plate heat exchanger (31) is equipped with heat medium outlet (33), heat medium inlet (34), refrigerant outlet (35) and refrigerant inlet (36), the bottom fixedly connected with of plate heat exchanger (31) heat exchanger supporting leg (37), install one side of refrigerant outlet (35) refrigerant admission pipe (38).
3. The heat recovery device of the refining furnace for producing low-carbon ferrochrome according to claim 1, characterized in that: one end of the water outlet pipe (15) is communicated with the treatment tank (11), and the other end of the water outlet pipe is connected with the heat medium inlet (34).
4. The heat recovery device of the refining furnace for producing low-carbon ferrochrome according to claim 1, characterized in that: and one end of the waste gas inlet pipe (13) is provided with a waste gas valve (131), and the other end of the waste gas inlet pipe is communicated with the waste gas through pipe (18).
5. The heat recovery device of the refining furnace for producing low-carbon ferrochrome according to claim 1, characterized in that: a first transmission pump (141) and a first valve (142) are installed at one end of the water inlet pipe (14), and a second transmission pump (151) and a second valve (152) are installed at one end of the water outlet pipe (15).
6. The heat recovery device of the refining furnace for producing low-carbon ferrochrome according to claim 1, characterized in that: the top of the medicine inlet pipe (17) is detachably connected with a sealing cover (171).
CN201921030623.8U 2019-07-03 2019-07-03 Refining furnace heat recovery device for low-carbon ferrochrome production Active CN210321259U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921030623.8U CN210321259U (en) 2019-07-03 2019-07-03 Refining furnace heat recovery device for low-carbon ferrochrome production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921030623.8U CN210321259U (en) 2019-07-03 2019-07-03 Refining furnace heat recovery device for low-carbon ferrochrome production

Publications (1)

Publication Number Publication Date
CN210321259U true CN210321259U (en) 2020-04-14

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ID=70148523

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921030623.8U Active CN210321259U (en) 2019-07-03 2019-07-03 Refining furnace heat recovery device for low-carbon ferrochrome production

Country Status (1)

Country Link
CN (1) CN210321259U (en)

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