CN111811281B - Adjustable interchangeable feeding system of double-row or cross-distribution furnace body - Google Patents
Adjustable interchangeable feeding system of double-row or cross-distribution furnace body Download PDFInfo
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- CN111811281B CN111811281B CN202010779697.2A CN202010779697A CN111811281B CN 111811281 B CN111811281 B CN 111811281B CN 202010779697 A CN202010779697 A CN 202010779697A CN 111811281 B CN111811281 B CN 111811281B
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- 238000009826 distribution Methods 0.000 title claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000009977 dual effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 15
- 238000003860 storage Methods 0.000 abstract description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 12
- 235000011941 Tilia x europaea Nutrition 0.000 description 12
- 239000004571 lime Substances 0.000 description 12
- 239000005997 Calcium carbide Substances 0.000 description 11
- 239000003245 coal Substances 0.000 description 11
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 11
- 238000003763 carbonization Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910001021 Ferroalloy Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0084—Charging; Manipulation of SC or SC wafers
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0063—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising endless belts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Intermediate Stations On Conveyors (AREA)
- Branching, Merging, And Special Transfer Between Conveyors (AREA)
Abstract
The invention provides an adjustable interchangeable feeding system of a double-row or cross-distribution furnace body, which comprises a feeding mechanism and a conveying mechanism, wherein the feeding mechanism comprises three feeding devices, and the conveying mechanism comprises a conveyor belt and a rack; according to the invention, the three-way channels are arranged among the three feeding devices, so that the feeding is selected among the three feeding devices, the second feeding device becomes a standby feeding device, the first feeding channel and the third feeding channel are prevented from being damaged, the feeding of a certain material is stopped, the distribution and the feeding of the material are realized through the parallel conveying belts and the racks, the fault tolerance rate of the double-row furnace is improved, and the uninterrupted feeding of the double-row furnace is realized through the two conveying belts matched with the racks, the storage bin and the trough.
Description
Technical Field
The invention relates to the technical field of calcium carbide or ferroalloy production, in particular to an adjustable interchangeable feeding system of a double-row or cross-distribution furnace body.
Background
The submerged arc furnace is main equipment for producing calcium carbide or ferroalloy, and is mainly characterized in that the submerged arc electric heating of electrodes and the resistance electric heating of materials are used for heating the materials in the furnace, so that the materials are subjected to chemical reaction to prepare the calcium carbide or ferroalloy.
Application number CN 110081434A-a treatment system for purifying lime of a calcium carbide furnace, a calcium carbide production system and a treatment method for purifying the lime of the calcium carbide furnace, wherein the high-efficiency energy-saving calcium carbide production system comprises the calcium carbide furnace, at least one group of material generation systems are arranged above the calcium carbide furnace, each group of material generation systems comprises a lime kiln and a coal carbonization furnace which are correspondingly arranged, a discharge port of the lime kiln and a discharge port of the coal carbonization furnace are respectively connected with a feed port of the calcium carbide furnace, or the discharge port of the lime kiln and the discharge port of the coal carbonization furnace are connected with the feed port of the calcium carbide furnace after being converged through a mixing and discharging device.
During production, limestone and coal are required to be provided for each of the lime kiln and the coal carbonization furnace, and as the whole of the lime kiln and the coal carbonization furnace is high and the feeding ports of the lime kiln and the coal carbonization furnace are arranged at the fixed part, the lime kiln and the coal carbonization furnace are required to be fed through the feeding device, wherein the lime kiln and the coal carbonization furnace are arranged in double opposite rows or are arranged in a crossed manner, the higher the feeding device is, the higher the fault rate is, and in actual production, the feeding device is required to be ensured to continuously work when feeding the lime kiln and the coal carbonization furnace.
Disclosure of Invention
In response to the needs in the art, the present invention provides an adjustable interchangeable feed system for dual pairs of aligned or cross-distributed furnace bodies.
The adjustable interchangeable feeding system of the double-row or cross-distribution furnace body comprises a feeding mechanism and a conveying mechanism, wherein the conveying mechanism comprises two racks and two conveyor belts which are arranged in parallel, the two racks are respectively arranged along the two conveyor belts in a reciprocating manner, the two conveyor belts are respectively arranged along the two straight lines, the two racks arch the two conveyor belts respectively and are in sliding fit with the conveyor belts, the conveyor belts form blanking points on the racks, a storage bin is fixedly arranged on the racks at a position right below the blanking points, a trough is fixedly connected to the lower part of the storage bin, the trough is obliquely downwards arranged, the upper end of the trough is communicated with the storage bin, and an opening at the lower end of the trough is arranged and is positioned at one side of the rack;
The feeding mechanism comprises a first feeding device, a second feeding device and a third feeding device which are vertically or obliquely arranged, feeding inlets are formed in the lower parts of the first feeding device, the second feeding device and the third feeding device, and discharging outlets are formed in the upper parts of the first feeding device, the second feeding device and the third feeding device;
A first three-way channel is arranged between the feed inlet of the first feeding device and the feed inlet of the second feeding device, the first channel of the first three-way channel is the feed inlet, and the second channel and the third channel of the first three-way channel are respectively communicated with the feed inlets of the first feeding device and the second feeding device correspondingly;
A second three-way channel is arranged between the feed inlet of the second feeding device and the feed inlet of the third feeding device, a first channel of the second three-way channel is a feed inlet, and the second channel and the third channel of the second three-way channel are respectively communicated with the feed inlets of the second feeding device and the third feeding device correspondingly;
A third three-way channel is arranged at the discharge port of the second feeding device, a first channel of the third three-way channel is communicated with the discharge port of the second feeding device, a second channel outlet of the third three-way channel and the discharge port of the first feeding device are both positioned right above one of the conveyor belts and face the conveyor belt, and a third channel outlet of the third three-way channel and the discharge port of the third feeding device are both positioned right above the other conveyor belt and face the conveyor belt;
the first channels of the first three-way channel, the second three-way channel and the third three-way channel are respectively switched and conducted between the second channel and the third channel.
Lime kiln and coal retort generally set up in one side of feedway, and it is more convenient to carry out the feeding in the other side of feedway, further does: and the feed inlets and the discharge outlets of the first feeding device, the second feeding device and the third feeding device are positioned on two opposite sides of the first feeding device, the second feeding device and the third feeding device.
To facilitate the practice of the invention in a variety of ways, further: the first feeding device, the second feeding device and the third feeding device are vertical lifting machines or oblique lifting machines.
In order to facilitate the first channel of the control three-way channel to be switched between the second channel and the third channel and to be mutually conducted, the method further comprises the following steps: the first channel, the second channel and the third channel form an inverted Y-shaped structure, the first channel is located above the second channel and the third channel, a valve plate is arranged between the first channel and the second channel, the valve plate is sealed on an inner end port of the second channel or an inner end port of the third channel, the valve plate is rotatably installed on the inner wall of the first channel through a rotating shaft, and the rotating shaft is externally connected with a first driving motor. The driving motor drives the valve plate to rotate, so that the valve plate swings and seals between the inner end ports of the second channel and the third channel.
In order to facilitate the control of the first channel of the three-way channel to be switched between the second channel and the third channel thereof and to be mutually conducted, and simultaneously facilitate the control of the opening and closing of the second channel and the third channel, the method further comprises the following steps: and the inner end ports of the second channel and the third channel are respectively inserted and sealed with a valve plate, and the outer ends of the valve plates are fixedly connected to the telescopic mechanism and are linked.
To facilitate the arrangement and make the invention more compact, further: the first feeding device, the second feeding device and the third feeding device are identical in structure, and are sequentially arranged in parallel and are close to each other; the two conveyor belts are arranged in parallel and are close to each other, and the trough is respectively positioned at the outer sides of the two conveyor belts.
The method further comprises the following steps: the conveyor belt positioned on the frame comprises an inclined section and a Z-shaped section which are sequentially connected, wherein the inclined section and the Z-shaped section are supported by a roller rotatably installed on the frame and turn over a conveying angle, and a corner on the upper part of the Z-shaped section forms a blanking point.
In order to ensure the stability of the frame moving along the straight line and realize the positioning function, the method further comprises the following steps: guide rails are fixedly arranged on two sides of the conveyor belt, idler wheels are arranged on the machine frame at positions corresponding to the guide rails, the idler wheels are clamped on the guide rails and are arranged along the guide rails in a moving mode, and the idler wheels are in linkage with a second driving motor arranged on the machine frame.
The invention has the beneficial effects that: the three-way channel is arranged among the three feeding devices, so that the feeding is selected among the three feeding devices, the second feeding device becomes a standby feeding device, the first feeding channel and the third feeding channel are prevented from being damaged, certain materials are prevented from being stopped from being fed, the distribution and the feeding of the materials are realized through the parallel conveying belts and the racks, the fault tolerance rate of the double-row furnace is improved, the uninterrupted feeding of the double-row furnace is realized through the two conveying belts matched with the racks, the storage bins and the storage tanks, and the double-row furnace is scientific and reasonable in structural design and convenient to install and maintain.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the area A in FIG. 1;
FIG. 4 is a schematic view of the structure of the region B in FIG. 2;
Fig. 5 is a schematic structural diagram of the region C in fig. 2.
In the figure, 1, a feeding mechanism; 11. a first feeding device; 12. a second feeding device; 13. a third feeding device; 14. a first three-way passage; 15. a second three-way passage; 16. a third tee passage; 2. a conveying mechanism; 21. a conveyor belt; 211. a Z-shaped section; 212. an inclined section; 22. a frame; 23. a storage bin; 24. a trough.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention. It should be noted that, in the examples of the present invention, terms of left, middle, right, upper, lower, etc. are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.
First embodiment:
The adjustable interchangeable feeding system of the double-row or cross-distribution furnace body comprises a feeding mechanism 1 and a conveying mechanism 2, wherein the conveying mechanism 2 comprises two racks 22 and two conveying belts 21 which are arranged in parallel, the two racks 22 are respectively arranged along the two conveying belts 21 in a reciprocating manner, the two conveying belts 21 are respectively arranged along the two straight lines, the two racks 22 arch the two conveying belts 21 respectively and are in sliding fit with the conveying belts 21, the conveying belts 21 form blanking points on the racks 22, a bin 23 is fixedly arranged at a position, which is positioned right below the blanking points, on the racks 22, a trough 24 is fixedly connected to the lower part of the bin 23, the trough 24 is obliquely downwards arranged, the upper end of the trough 24 is communicated with the bin 23, and the lower end of the trough 24 is arranged in an opening manner and is positioned on one side of the racks 22;
The feeding mechanism 1 comprises a first feeding device 11, a second feeding device 12 and a third feeding device 13 which are vertically or obliquely arranged, feeding inlets are formed in the lower parts of the first feeding device 11, the second feeding device 12 and the third feeding device 13, and discharging outlets are formed in the upper parts of the first feeding device 11, the second feeding device 12 and the third feeding device 13;
A first three-way channel 14 is arranged between the feed inlet of the first feeding device 11 and the feed inlet of the second feeding device 12, a first channel of the first three-way channel 14 is a feed inlet, and a second channel and a third channel of the first three-way channel 14 are respectively communicated with the feed inlets of the first feeding device 11 and the second feeding device 12 correspondingly;
A second three-way channel 15 is arranged between the feed inlet of the second feeding device 12 and the feed inlet of the third feeding device 13, a first channel of the second three-way channel 15 is a feed inlet, and the second channel and the third channel of the second three-way channel 15 are respectively communicated with the feed inlets of the second feeding device 12 and the third feeding device 13 correspondingly;
A third three-way channel 16 is arranged at the discharge port of the second feeding device 12, a first channel of the third three-way channel 16 is communicated with the discharge port of the second feeding device 12, a second channel outlet of the third three-way channel 16 and the discharge port of the first feeding device 11 are both positioned right above one conveyor belt 21 and face the conveyor belt 21, and a third channel outlet of the third three-way channel 16 and the discharge port of the third feeding device 13 are both positioned right above the other conveyor belt 21 and face the conveyor belt 21;
The first channels of the first, second and third three-way channels 14, 15 and 16 are switched on between the second and third channels thereof, respectively.
Wherein, the feed inlets and the discharge outlets of the first feeding device 11, the second feeding device 12 and the third feeding device 13 are all positioned on two opposite sides.
The first feeding device 11, the second feeding device 12 and the third feeding device 13 are vertical lifts;
The first channel, the second channel and the third channel form an inverted Y-shaped structure, the first channel is located above the second channel and the third channel, a valve plate is arranged between the first channel and the second channel, the valve plate is sealed on an inner end port of the second channel or an inner end port of the third channel, the valve plate is rotatably installed on the inner wall of the first channel through a rotating shaft, and the rotating shaft is externally connected with a first driving motor.
The first feeding device 11, the second feeding device 12 and the third feeding device 13 have the same structure, and the first feeding device 11, the second feeding device 12 and the third feeding device 13 are sequentially arranged in parallel and are close to each other; the two conveyor belts 21 are arranged in parallel and close to each other, and the trough 24 is located outside the two conveyor belts 21, respectively.
The conveyor belt 21 positioned on the frame 22 comprises an inclined section 212 and a Z-shaped section 211 which are connected in sequence, wherein the inclined section 212 and the Z-shaped section 211 are supported and turned by rollers rotatably installed on the frame 22, and the corner of the upper part of the Z-shaped section 211 forms the blanking point.
Guide rails are fixedly arranged on two sides of the conveyor belt 21, rollers are mounted on the frame 22 at positions corresponding to the guide rails, the rollers are clamped on the guide rails and are arranged along the guide rails in a moving mode, and the rollers are in linkage with a second driving motor arranged on the frame.
Second embodiment:
other technical features in the same case as in the first embodiment, the first feeding device 11, the second feeding device 12, and the third feeding device 13 are oblique lifts.
Third embodiment:
Other technical characteristics are that under the same condition as the first embodiment, the inner end ports of the second channel and the third channel are respectively inserted and connected with a valve plate in a sealing way, and the outer ends of the valve plates are fixedly connected with the telescopic mechanism and are linked with the telescopic mechanism.
The working principle of the invention is as follows: during normal operation, the material corresponds the feed in to first feedway and third feedway's feed inlet respectively through first tee bend passageway and second tee bend passageway, first feedway and third feedway normal operating and say the material lift to its fixed part and discharge from its discharge gate, the discharged material drops to the conveyer belt on, the conveyer belt carries the material, drop to the feed bin when the material reaches the blanking point in, the material in the feed bin is transmitted to the conveyer belt both sides through the silo and is in the furnace body that is double to row or cross distribution and possess and adjust the feed effect, first feedway and third feedway both can use interchangeably and possess the regulation effect with third feedway. However, when the first feeding device or the third feeding device is damaged, the first channel of the corresponding three-way channel is switched and then is communicated with the third channel of the corresponding three-way channel, and the second feeding device is started, and meanwhile, the first channel of the third three-way channel is switched and is communicated with the corresponding second channel or the third channel, so that the second feeding device replaces the first feeding device or the third feeding device, and uninterrupted feeding of the invention is ensured; in addition, after the damaged feeding device is maintained, the second feeding device is stopped and the repaired feeding device is put into operation again.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An adjustable interchangeable feed system for a dual pair of columns or cross-distributed furnace bodies, characterized by: the feeding mechanism comprises a feeding mechanism and a conveying mechanism, wherein the conveying mechanism comprises two racks and two conveyor belts which are arranged in parallel, the two racks are respectively arranged along the two conveyor belts in a reciprocating manner, the two conveyor belts are respectively arranged along two straight lines, the two racks arch the two conveyor belts respectively and are in sliding fit with the conveyor belts, the conveyor belts form blanking points on the racks, a bin is fixedly arranged at a position, which is positioned right below the blanking points, on the racks, a trough is fixedly connected to the lower part of the bin, the trough is obliquely downwards arranged, the upper end of the trough is communicated with the bin, and the lower end of the trough is arranged at an opening and is positioned at one side of the racks;
The feeding mechanism comprises a first feeding device, a second feeding device and a third feeding device which are vertically or obliquely arranged, feeding inlets are formed in the lower parts of the first feeding device, the second feeding device and the third feeding device, and discharging outlets are formed in the upper parts of the first feeding device, the second feeding device and the third feeding device;
A first three-way channel is arranged between the feed inlet of the first feeding device and the feed inlet of the second feeding device, the first channel of the first three-way channel is the feed inlet, and the second channel and the third channel of the first three-way channel are respectively communicated with the feed inlets of the first feeding device and the second feeding device correspondingly;
A second three-way channel is arranged between the feed inlet of the second feeding device and the feed inlet of the third feeding device, a first channel of the second three-way channel is a feed inlet, and the second channel and the third channel of the second three-way channel are respectively communicated with the feed inlets of the second feeding device and the third feeding device correspondingly;
A third three-way channel is arranged at the discharge port of the second feeding device, a first channel of the third three-way channel is communicated with the discharge port of the second feeding device, a second channel outlet of the third three-way channel and the discharge port of the first feeding device are both positioned right above one of the conveyor belts and face the conveyor belt, and a third channel outlet of the third three-way channel and the discharge port of the third feeding device are both positioned right above the other conveyor belt and face the conveyor belt;
The first channels of the first three-way channel, the second three-way channel and the third three-way channel are respectively switched and communicated between the second channel and the third channel;
The feed inlets and the discharge outlets of the first feeding device, the second feeding device and the third feeding device are positioned on two opposite sides of the first feeding device, the second feeding device and the third feeding device;
The first channel, the second channel and the third channel form an inverted Y-shaped structure, the first channel is located above the second channel and the third channel, a valve plate is arranged between the first channel and the second channel, the valve plate is sealed on an inner end port of the second channel or an inner end port of the third channel, the valve plate is rotatably installed on the inner wall of the first channel through a rotating shaft, and the rotating shaft is externally connected with a first driving motor.
2. An adjustable interchangeable feed system for a dual pair of aligned or cross-distributed furnace according to claim 1, wherein: the first feeding device, the second feeding device and the third feeding device are vertical lifting machines or oblique lifting machines.
3. An adjustable interchangeable feed system for a dual pair of aligned or cross-distributed furnace according to claim 1, wherein: and the inner end ports of the second channel and the third channel are respectively inserted and sealed with a valve plate, and the outer ends of the valve plates are fixedly connected to the telescopic mechanism and are linked.
4. An adjustable interchangeable feed system for a dual pair of aligned or cross-distributed furnace according to claim 1, wherein: the first feeding device, the second feeding device and the third feeding device are identical in structure, and are sequentially arranged in parallel and are close to each other; the two conveyor belts are arranged in parallel and are close to each other, and the trough is respectively positioned at the outer sides of the two conveyor belts.
5. An adjustable interchangeable feed system for a dual pair of columns or cross-distribution furnace according to any one of claims 1 to 4, wherein: the conveyor belt positioned on the frame comprises an inclined section and a Z-shaped section which are sequentially connected, wherein the inclined section and the Z-shaped section are supported by a roller rotatably installed on the frame and turn over a conveying angle, and a corner on the upper part of the Z-shaped section forms a blanking point.
6. An adjustable interchangeable feed system for a dual pair of aligned or cross-distributed furnace according to claim 5 wherein: guide rails are fixedly arranged on two sides of the conveyor belt, idler wheels are arranged on the machine frame at positions corresponding to the guide rails, the idler wheels are clamped on the guide rails and are arranged along the guide rails in a moving mode, and the idler wheels are in linkage with a second driving motor arranged on the machine frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779697.2A CN111811281B (en) | 2020-08-05 | 2020-08-05 | Adjustable interchangeable feeding system of double-row or cross-distribution furnace body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779697.2A CN111811281B (en) | 2020-08-05 | 2020-08-05 | Adjustable interchangeable feeding system of double-row or cross-distribution furnace body |
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| Publication Number | Publication Date |
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| CN111811281A CN111811281A (en) | 2020-10-23 |
| CN111811281B true CN111811281B (en) | 2024-07-26 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212457927U (en) * | 2020-08-05 | 2021-02-02 | 河南省德耀节能科技股份有限公司 | Adjustable and interchangeable feeding system of double-alignment or cross-distribution furnace body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU92653B1 (en) * | 2015-02-10 | 2016-08-11 | Wurth Paul Sa | Optical monitoring system for observing internal conditions in the tuyere zone of a blast furnace |
| DE102015209230B4 (en) * | 2015-05-20 | 2019-07-11 | Gvp Gesellschaft Zur Vermarktung Der Porenbrennertechnik Mbh | oven assembly |
| CN207335447U (en) * | 2017-09-07 | 2018-05-08 | 昆明东冶工贸有限公司 | A kind of smelting furnace feeder applied widely |
| CN108548422A (en) * | 2018-05-21 | 2018-09-18 | 宁德市星宇科技有限公司 | A kind of movable feeding device of hydrogen broken furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212457927U (en) * | 2020-08-05 | 2021-02-02 | 河南省德耀节能科技股份有限公司 | Adjustable and interchangeable feeding system of double-alignment or cross-distribution furnace body |
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