CN112781375B - Energy-conserving exhaust purification integral type fritting furnace structure - Google Patents

Energy-conserving exhaust purification integral type fritting furnace structure Download PDF

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Publication number
CN112781375B
CN112781375B CN202011534224.2A CN202011534224A CN112781375B CN 112781375 B CN112781375 B CN 112781375B CN 202011534224 A CN202011534224 A CN 202011534224A CN 112781375 B CN112781375 B CN 112781375B
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Prior art keywords
flue
purification
fixedly connected
groove
block
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CN112781375A (en
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朱兵
高文
王伟辰
蔡传辉
李金伟
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Hengli Eletek Co ltd
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Hengli Eletek Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • 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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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention provides an energy-saving waste gas purification integrated sintering furnace structure. Energy-conserving exhaust gas purification integral type sintering furnace structure, including purifying flue and furnace, the gas outlet department that purifies the flue is provided with the venturi and helps the calandria, the inside both sides of furnace are the first flue of fixedly connected with respectively and support and the second flue supports, the waste gas collection mouth that purifies the flue sets up at furnace's second, third warm area. According to the energy-saving waste gas purification integrated sintering furnace structure provided by the invention, the venturi auxiliary exhaust pipe arranged at the outlet of the purification flue can provide suction force and can ensure that waste gas is completely collected into the flue, the waste gas can reversely flow back from the hearth through the two smoke pipes of the purification flue after being collected into the flue, and the purification flue can generate high temperature under the heating of the hearth in the backflow process, so that the high-temperature oxidation can be conveniently carried out on the waste gas, the heat using efficiency can be improved, and the use by workers is facilitated.

Description

Energy-conserving exhaust purification integral type fritting furnace structure
Technical Field
The invention relates to the field of waste gas purification, in particular to an energy-saving waste gas purification integrated sintering furnace structure.
Background
The sintering process is to bond the binding phase, mainly metal, and the ceramic phase into a whole through high-temperature liquefaction. The binder phase is a slurry containing small metallic particles, and the binder in the slurry generates organic waste gases during sintering.
There are two current approaches to organic waste gases: direct discharge into the environment; introducing the organic waste gas into a purifying furnace specially used for purification; for the first method, the environment is polluted and the method is not environment-friendly; the second mode is that purification equipment needs to be added on the basis of the original sintering furnace, the method in the technology needs to be added with a purification furnace chamber, a U-shaped muffle tube is added in the purification furnace chamber, and a set of heat exchange equipment needs to be added for improving the inlet temperature of waste gas and reducing the outlet temperature of purified gas; the method has the advantages that the waste gas can be effectively purified, meanwhile, the defects are obvious, purifying equipment and heat exchange equipment need to be additionally arranged, the equipment cost is increased, and extra energy consumption is increased, so that the overall practicability of the device is reduced, and much inconvenience is brought to the use of workers.
Therefore, it is necessary to provide an energy-saving exhaust gas purification integrated sintering furnace structure to solve the above technical problems.
Disclosure of Invention
The invention provides an energy-saving waste gas purification integrated sintering furnace structure, which solves the problem of high energy consumption of the sintering furnace structure in the prior art.
In order to solve the technical problem, the energy-saving waste gas purification integrated sintering furnace structure provided by the invention comprises a purification flue and a hearth, wherein a venturi auxiliary exhaust pipe is arranged at an air outlet of the purification flue, a first flue support and a second flue support are fixedly connected to two sides of the inner part of the hearth respectively, and a waste gas collection port of the purification flue is arranged in a second temperature zone and a third temperature zone of the hearth.
The flue support comprises a first flue support and a second flue support, a support shaft is arranged inside the flue support and is in linear contact with the flue, a baffle is arranged outside the flue support, and left and right limiting can be conveniently provided for the flue through the baffle, so that the flue support can be conveniently used by workers; and, the venturi helps the inside of calandria to be equipped with all the way and helps row of admitting air, and the venturi helps the calandria to be the indentation formula structure, through the design of indentation formula structure, is favorable to the holistic row of device to admit air.
Preferably, the venturi helps the both sides of calandria inner wall all to be provided with the inserted block, the first sloping block of bottom fixedly connected with of inserted block to the mounting groove has been seted up to the inside of inserted block, one side fixedly connected with installation spring of mounting groove inner wall.
Preferably, a sliding plate is connected between the top and the bottom of the inner wall of the mounting groove in a sliding manner, and the other end of the mounting spring is fixedly connected with one side of the sliding plate.
Preferably, a rotating groove is formed in the sliding plate, one side of the inner wall of the rotating groove is rotatably connected with a rotating rod through a bearing, and the other end of the rotating rod penetrates through the venturi exhaust assisting pipe and extends to the outside of the venturi exhaust assisting pipe.
Be provided with the connecting block that uses with first draw-in groove and second draw-in groove cooperation on the dwang, through the setting of connecting block, can make things convenient for the staff to install and tear open purification flue and venturi help calandria.
Preferably, the inside of the purification flue is provided with a first clamping groove matched with the rotating rod for use.
Preferably, the venturi helps the inside of calandria and is provided with the second draw-in groove that uses with the dwang cooperation on the one side that is located the inserted block.
The degree of depth of second draw-in groove is greater than the degree of depth of first draw-in groove, sets up through the cooperation of second draw-in groove and first draw-in groove, can be convenient for the staff to install it and tear open.
Preferably, a t-shaped groove is formed in the purification flue, an extrusion spring is fixedly connected to one side of the inner wall of the t-shaped groove, an arc-shaped abutting block is fixedly connected to the other end of the extrusion spring, and a second inclined block which is used in cooperation with the first inclined block is fixedly connected to the top of the arc-shaped abutting block and located in the t-shaped groove.
Preferably, the number of inserted blocks is two, two fixedly connected with sealed pad between the inserted block, the equal fixedly connected with l-shaped piece of bracing piece in both sides of sealed pad bottom, one side of l-shaped piece is pegged graft and is had the filter screen.
Sealing gasket is rubber sealing gasket, and through rubber sealing gasket's setting, can make things convenient for the staff to help the calandria to seal purifying flue and venturi to can guarantee purifying flue and venturi and help the leakproofness when calandria installs.
Preferably, the spread groove has been seted up to the inside of l-shaped piece, the inside of spread groove is provided with coupling spring, the equal fixedly connected with poker rod in coupling spring's both ends, one end of poker rod and one side sliding connection of spread groove inner wall, the other end of poker rod runs through l-shaped piece and extends to the outside of l-shaped piece, the poker rod extends to the outside one end fixedly connected with handle of l-shaped piece.
The movement of the two poke rods can be facilitated by the elastic force of the connecting spring.
Preferably, the inside sliding connection of handle has the positioning screw, the inside of I-shaped piece is provided with the constant head tank that uses with the positioning screw cooperation.
The inside of handle is provided with the spout that uses with the positioning screw cooperation, through the setting of spout, can provide convenience for positioning screw's motion.
Preferably, the method is as described.
Compared with the related art, the energy-saving waste gas purification integrated sintering furnace structure provided by the invention has the following beneficial effects:
the invention provides an energy-saving exhaust gas purification integrated sintering furnace structure, which can provide suction force and ensure that exhaust gas is completely collected into a flue through a Venturi assisted exhaust pipe arranged at an outlet of a purification flue, the exhaust gas can reversely flow back from a hearth through two smoke pipes of the purification flue after being collected into the flue, and the purification flue can generate high temperature under the heating of the hearth in the process of flowing back so as to be convenient for carrying out high-temperature oxidation on the exhaust gas.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of an energy-saving exhaust gas purification integrated sintering furnace structure provided by the invention;
FIG. 2 is a schematic view of the construction of the clean-up flue of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the first stack support of FIG. 1 according to the present invention;
FIG. 4 is a schematic structural view of a second stack support of FIG. 1 according to the present invention;
FIG. 5 is a schematic structural view of the venturi tube-assisted discharging pipe of FIG. 1 according to the present invention;
FIG. 6 is a schematic structural diagram of a second embodiment of an energy-saving exhaust gas purification integrated sintering furnace according to the present invention;
FIG. 7 is an enlarged view taken at A of FIG. 6 in accordance with the present invention;
FIG. 8 is an enlarged view taken at B of FIG. 6 in accordance with the present invention;
fig. 9 is an enlarged view of the invention at C in fig. 7.
In the figure: 1. purifying the flue; 2. a first flue support; 3. a second flue support; 4. a Venturi tube-assistant tube; 5. a hearth; 6. a filter screen; 7. inserting a block; 8. mounting grooves; 9. installing a spring; 10. a sliding plate; 11. a rotating groove; 12. rotating the rod; 13. a first card slot, 14, a second card slot; 15. a first swash block; 16. A t-shaped slot; 17. a compression spring; 18. an arc-shaped abutting block; 19. a second swash block; 20. a gasket; 21. a l-shaped block; 22. connecting grooves; 23. a connecting spring; 24. a poke rod; 25. a handle; 26. positioning a groove; 27. And (6) positioning the screw rod.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural view of a first embodiment of an energy-saving exhaust gas purification integrated sintering furnace structure according to the present invention; FIG. 2 is a schematic view of the construction of the purge flue of FIG. 1 according to the present invention; FIG. 3 is a schematic view of the first stack support of FIG. 1 according to the present invention; FIG. 4 is a schematic structural view of a second stack support of FIG. 1 according to the present invention; fig. 5 is a schematic structural view of the venturi exhaust assisting pipe in fig. 1. Energy-conserving exhaust purification integral type fritting furnace structure includes: purify flue 1 and furnace 5, the gas outlet department that purifies flue 1 is provided with the venturi and helps calandria 4, the inside both sides of furnace 5 are the first flue of fixedly connected with respectively and support 2 and second flue support 3, the waste gas collection mouth that purifies flue 1 sets up at furnace's second, third warm area.
Two parallel smoke tubes are arranged in a purification flue 1, symmetrically arranged at two sides of a hearth 5 and supported by a flue support; two collecting ports are arranged in the purification flue 1, the collecting ports are rectangular ports with large length-width ratios and transversely span the whole hearth 5, and the front-rear distance between the two collecting ports is just the length of one temperature zone of the hearth 5; in addition, the cross section of the smoke tube of the purification flue 1 is square or rectangular, a U-shaped reinforcing rib is welded between the two smoke tubes of the purification flue 1, and the arrangement of the U-shaped reinforcing rib can ensure the stability of the whole device during operation and is convenient for workers to use; the flue support can provide left and right transverse limit for the flue, the outlet end of the purification flue 1 penetrates through the upper cover plate of the temperature reduction section of the hearth 5, and the outlet end of the purification flue 1 is fixed on the furnace body, so that the front and back limit can be conveniently provided for the purification flue 1; the flue support is fixed on a side supporting plate of the hearth 5, wherein the flue support comprises a first flue support 2 and a second flue support 3, the first flue support 2 and the second flue support 3 are longitudinally distributed on two sides of the hearth respectively, and two smoke pipes of the purification flue 1 can be conveniently supported by the arrangement of the first flue support 2 and the second flue support 3; the purification flue collecting port is arranged at the heating section of the hearth 5 and can be just positioned at the partition between the first temperature zone and the second temperature zone and between the second temperature zone and the third temperature zone; two venturi auxiliary exhaust pipes 4 are arranged at the outlet end of the purification flue, and the two venturi auxiliary exhaust pipes 4 respectively correspond to the two exhaust ports.
The working principle of the first embodiment of the energy-saving exhaust gas purification integrated sintering furnace structure provided by the invention is as follows:
when in use, the temperature zone of the whole hearth 5 is divided into an elevated temperature zone, a high temperature zone and a cooling temperature zone, so the waste gas is mainly generated in the elevated temperature zone, namely a first temperature zone, a second temperature zone and a third temperature zone, the inlet and the outlet of the hearth 5 are respectively provided with airflow for entering, the dispersion of the waste gas to the inlet and the outlet can be avoided through the inflow of the airflow, and the collection port of the purification flue 1 is arranged at the position for efficiently collecting the waste gas;
simultaneously, the venturi exhaust-assisting pipe 4 arranged at the outlet of the purification flue 1 can provide pumping force, which can ensure that the waste gas is completely collected into the flue, the waste gas can reversely flow back from the hearth through the two smoke pipes of the purification flue 1 after being collected into the flue, and the purification flue 1 can generate high temperature under the heating of the hearth 5 in the backflow process, thereby being convenient for carrying out high-temperature oxidation on the waste gas and further achieving the purposes of waste gas purification and zero emission.
Compared with the related art, the first embodiment of the energy-saving exhaust gas purification integrated sintering furnace structure provided by the invention has the following beneficial effects:
the invention provides an energy-saving exhaust gas purification integrated sintering furnace structure, which can provide suction force and ensure that exhaust gas can be completely collected into a flue through a Venturi tube discharge-assisting pipe 4 arranged at an outlet of a purification flue 1, the exhaust gas can reversely flow back from a hearth through two smoke tubes of the purification flue after being collected into the flue, and the purification flue 1 can generate high temperature under the heating of the hearth 5 in the backflow process, so that the exhaust gas can be conveniently oxidized at high temperature.
Second embodiment
Referring to fig. 6-9, a second embodiment of the present application provides another energy-saving exhaust gas purification integrated sintering furnace structure based on the energy-saving exhaust gas purification integrated sintering furnace structure provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the energy-saving exhaust gas purification integrated sintering furnace provided in the second embodiment of the present application is different in that: the both sides of 4 inner walls in venturi help calandria all are provided with inserted block 7, the first sloping block 15 of bottom fixedly connected with of inserted block 7 to mounting groove 8 has been seted up to inserted block 7's inside, one side fixedly connected with installation spring 9 of 8 inner walls in mounting groove.
The number of the insertion blocks 7 is two, and the two insertion blocks 7 are symmetrically arranged.
A sliding plate 10 is connected between the top and the bottom of the inner wall of the mounting groove 8 in a sliding manner, and the other end of the mounting spring 9 is fixedly connected with one side of the sliding plate 10.
The movement of the sliding plate 10 is facilitated by the elastic force of the mounting spring 9.
The inside of sliding plate 10 has been seted up and has been rotated groove 11, one side of rotating groove 11 inner wall is rotated through the bearing and is connected with dwang 12, the other end of dwang 12 runs through venturi tube 4 and extends to the outside of venturi tube 4.
Through the arrangement of the bearing, convenience can be provided for the rotation of the rotating rod 12.
A first clamping groove 13 matched with the rotating rod 12 for use is formed in the purification flue 1.
A second clamping groove 14 matched with the rotating rod 12 for use is arranged in the venturi exhaust-assisting pipe 4 and on one side of the inserting block 7.
First card slot 13 cooperates with second card slot 14.
The inside of purification flue 1 is seted up t-shaped groove 16, one side fixedly connected with extrusion spring 17 of the inner wall of t-shaped groove 16, the other end fixedly connected with arc of extrusion spring 17 supports piece 18, the top that the arc supported piece 18 just is located the inside fixedly connected with of t-shaped groove 16 and is used with first sloping block 15 cooperation second sloping block 19.
One side of the first inclined block 15 is abutted against one side of the second inclined block 19, a clamping block is fixed at the bottom of the l-shaped block 21, and a clamping groove matched with the clamping block is formed in the arc-shaped abutting block 18.
The quantity of inserted block 7 is two, two fixedly connected with sealed the pad 20 between the inserted block 7, the equal fixedly connected with l-shaped piece 21 of both sides of sealed pad 20 bottom, one side of l-shaped piece 21 is pegged graft and is had filter screen 6.
One side of filter screen 6 is fixed with the inserted block, and the inside of the L-shaped block 21 of one of them in two L-shaped blocks 21 is provided with the slot that uses with the inserted block cooperation, uses through the cooperation of slot and inserted block, can make things convenient for the staff to dismantle filter screen 6.
Connecting groove 22 has been seted up to l-shaped piece 21's inside, connecting groove 22's inside is provided with coupling spring 23, the equal fixedly connected with poker rod 24 in both ends of coupling spring 23, one end of poker rod 24 and one side sliding connection of connecting groove 22 inner wall, poker rod 24's the other end runs through l-shaped piece 21 and extends to l-shaped piece 21's outside, poker rod 24 extends to the outside one end fixedly connected with handle 25 of l-shaped piece 21.
The handle 25 is an anti-slip handle, and the anti-slip handle is convenient for workers to use.
A positioning screw 27 is slidably connected to the inside of the handle 25, and a positioning groove 26 used in cooperation with the positioning screw 27 is arranged inside the l-shaped block 21.
The positioning screw rods 27 are moved simultaneously to be separated from the corresponding positioning grooves 26, so that the limiting of the handles 25 can be eliminated, the shifting rods 24 can be indirectly driven to move by moving the handles 25 simultaneously, the filter screen 6 can be conveniently replaced by workers, and the maintenance of the filter screen is facilitated.
The working principle of the second embodiment of the energy-saving waste gas purification integrated sintering furnace structure provided by the invention is as follows:
when the venturi tube-supporting tube is used, the inserting blocks 7 on two sides of the bottom of the venturi tube-supporting tube 4 are aligned with the inside of the slot and enter the inside of the slot, at the moment, the first inclined block 15 can extrude the second inclined block 19 and indirectly drive the two arc-shaped supporting blocks 18 to move oppositely through the elastic action of the mounting spring 9, meanwhile, the I-shaped block 21 can be indirectly driven to move through the sealing gasket 20 through the movement of the inserting blocks 7, so that the clamping of the clamping block and the clamping groove is completed, and the primary fixing of the venturi tube-supporting tube 4 and the purification flue 1 can be completed through the common movement of the I-shaped block 21 and the arc-shaped supporting blocks 18;
after the venturi exhaust-aid pipe 4 and the purification flue 1 are preliminarily fixed, the rotating rod 12 can be rotated, the rotating rod 12 enters the first clamping groove 13 in the purification flue 1 and is clamped, so that the venturi exhaust-aid pipe 4 and the purification flue 1 can be further fixed, and the filter screen 6 is arranged to facilitate the filtration, so that the use of workers can be facilitated;
when need not the operative installations or need help calandria 4 to the venturi to maintain, the rotatory dwang 12 of accessible to make dwang 12 get into the venturi and help the second draw-in groove 14 of calandria 4 inside, at this moment, installation spring 9 will be compressed, remove the venturi again and help calandria 4, make inserted block 7 break away from the inside of corresponding slot, at this moment, the fixture block will break away from the inside of corresponding draw-in groove, and then can accomplish the dismantlement fast in the short time, be convenient for save staff's time.
Compared with the related art, the second embodiment of the energy-saving exhaust gas purification integrated sintering furnace structure provided by the invention has the following beneficial effects:
the venturi auxiliary exhaust pipe 4 is detachably connected with the purification flue 1, so that workers can conveniently replace the venturi auxiliary exhaust pipe, and the clamping block at the bottom of the l-shaped block 21 of the device is matched with the clamping groove in the arc-shaped abutting block 18 for use, so that the venturi auxiliary exhaust pipe can be conveniently installed and disassembled by the workers, the time of the workers can be saved, and the usage of the workers is facilitated.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (4)

1. The utility model provides an energy-conserving exhaust purification integral type sintering furnace structure which characterized in that includes: the exhaust gas purification device comprises a purification flue and a hearth, wherein a Venturi tube-assisted tube is arranged at an air outlet of the purification flue, a first flue support and a second flue support are fixedly connected to two sides inside the hearth respectively, a waste gas collection port of the purification flue is arranged in a second temperature zone and a third temperature zone of the hearth, insertion blocks are arranged on two sides of the inner wall of the Venturi tube-assisted tube, a first inclined block is fixedly connected to the bottom of each insertion block, an installation groove is formed in each insertion block, an installation spring is fixedly connected to one side of the inner wall of the installation groove, a sliding plate is connected between the top and the bottom of the inner wall of the installation groove in a sliding manner, and the other end of the installation spring is fixedly connected with one side of the sliding plate;
a t-shaped groove is formed in the purification flue, an extrusion spring is fixedly connected to one side of the inner wall of the t-shaped groove, an arc-shaped abutting block is fixedly connected to the other end of the extrusion spring, and a second inclined block which is matched with the first inclined block is fixedly connected to the top of the arc-shaped abutting block and located in the t-shaped groove;
the filter screen comprises two insertion blocks, a sealing gasket is fixedly connected between the two insertion blocks, two sides of the bottom of the sealing gasket are fixedly connected with a l-shaped block, and a filter screen is inserted into one side of the l-shaped block;
a connecting groove is formed in the l-shaped block, a connecting spring is arranged in the connecting groove, two ends of the connecting spring are fixedly connected with a poking rod, one end of the poking rod is connected with one side of the inner wall of the connecting groove in a sliding mode, the other end of the poking rod penetrates through the l-shaped block and extends to the outside of the l-shaped block, and one end, extending to the outside of the l-shaped block, of the poking rod is fixedly connected with a handle;
the inside sliding connection of handle has positioning screw, the inside of l-shaped piece is provided with the constant head tank that uses with the positioning screw cooperation.
2. The structure of the energy-saving exhaust gas purification integrated sintering furnace according to claim 1, wherein: the rotating groove is formed in the sliding plate, one side of the inner wall of the rotating groove is rotatably connected with a rotating rod through a bearing, and the other end of the rotating rod penetrates through the venturi exhaust assisting pipe and extends to the outside of the venturi exhaust assisting pipe.
3. The structure of the energy-saving exhaust gas purification integrated sintering furnace according to claim 2, wherein: the first clamping groove matched with the rotating rod for use is formed in the purification flue.
4. The structure of the energy-saving exhaust gas purification integrated sintering furnace according to claim 2, wherein: the venturi helps the inside of calandria and is located one side of inserted block and is provided with the second draw-in groove that uses with the dwang cooperation.
CN202011534224.2A 2020-12-23 2020-12-23 Energy-conserving exhaust purification integral type fritting furnace structure Active CN112781375B (en)

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Application Number Priority Date Filing Date Title
CN202011534224.2A CN112781375B (en) 2020-12-23 2020-12-23 Energy-conserving exhaust purification integral type fritting furnace structure

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CN112781375B true CN112781375B (en) 2023-03-28

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207112835U (en) * 2017-08-28 2018-03-16 山东睿德能源科技有限公司 A kind of waste heat utilization system
CN207950992U (en) * 2018-02-06 2018-10-12 温华 A kind of oil-smoke sucking and purifying retracting device based on venturi principle
CN208512279U (en) * 2018-07-02 2019-02-19 安徽紫朔环境工程技术有限公司 A kind of coke oven flue gas dirt sulphur nitre integration minimum discharge process unit

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