CN112857034A - Temperature control system of push plate kiln - Google Patents
Temperature control system of push plate kiln Download PDFInfo
- Publication number
- CN112857034A CN112857034A CN202110219053.2A CN202110219053A CN112857034A CN 112857034 A CN112857034 A CN 112857034A CN 202110219053 A CN202110219053 A CN 202110219053A CN 112857034 A CN112857034 A CN 112857034A
- Authority
- CN
- China
- Prior art keywords
- heat insulation
- kiln
- silicon
- control system
- temperature control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/3044—Furnace regenerators
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/32—Casings
- F27B9/34—Arrangements of linings
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
Abstract
The invention relates to heat treatment equipment, in particular to a push plate kiln temperature control system.A kiln body is arranged on a rack and comprises an upper heat accumulator, a lower heat accumulator, an upper heat insulation layer, a lower heat insulation layer and a side heat insulation layer, which can well preserve heat, and a branch pipe, an electric control valve, an air inlet cavity, a wind collecting cover, a fan and an air distribution pipe are arranged.
Description
Technical Field
The invention relates to heat treatment equipment, in particular to a temperature control system of a push plate kiln.
Background
The preparation method of the alumina powder product generally comprises the steps of material selection, grinding, pulping, spray drying, forming, sintering and finishing, wherein in the sintering process, the sintering is generally carried out by a kiln.
The aluminum oxide powder product uses shuttle kiln, tunnel kiln usually at the in-process of sintering, and the shuttle kiln is fit for bulky aluminum oxide powder product sintering, and the tunnel kiln is fit for the less alumina powder product sintering of volume, can realize continuous production through the tunnel kiln, and production efficiency is high, convenient operation, and can reach fine energy-conserving effect, and the pusher kiln is a kind of tunnel kiln.
Current push pedal kiln mainly includes the frame, be provided with the kiln body in the frame, the internal push pedal track that is provided with of kiln, promote push pedal moving as a whole through push pedal device, alumina powder goods get into from one end, shift out to the other end, the sintering is accomplished, and then realize continuous production, current push pedal kiln mainly is single channel push pedal kiln, push pedal circulating device is set up outside the push pedal kiln, realize the circulation of push pedal, convenient reuse, but the push pedal circulates on push pedal circulating device, calorific loss, and then the energy consumption is higher, and the push pedal is through the lift warm process many times, the life shortens, also there is a small part to use binary channels's reverse push pedal kiln, the push pedal circulates in the kiln, can effectual calorific loss that reduces.
The existing double-channel pushed slab kiln can not well realize temperature control, and when the temperature is not uniform, the temperature distribution can not be well carried out, so that the performance of the alumina powder product is not uniform.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a pushed slab kiln temperature control system which can well preserve heat and can ensure uniform temperature in a kiln body.
The invention is realized by the following technical scheme: a temperature control system of a pushed slab kiln comprises a lower heat accumulator, a lower heat insulation layer is arranged at the lower end of the lower heat accumulator, a partition body is arranged in the middle of the lower heat accumulator along the length direction, side heat insulation layers are arranged on both sides of the partition body, an upper heat accumulator is arranged between the side heat-insulating layer and the partition body, an upper heat-insulating layer is arranged on the upper side of the upper heat accumulator, an electric heating device is arranged on the side heat insulation layer, an outer cover is arranged between the side heat insulation layer and the upper heat insulation layer, a plurality of air pipes communicated to the kiln cavity channel are arranged on the outer cover at intervals, electric control valves are arranged on the air pipes, an air inlet cavity is arranged between the end part of the outer cover and the upper heat accumulator, a wind cover is arranged at the upper end of the air inlet cavity, the fan cover is characterized in that an upward fan is arranged at the upper end of the fan cover, an air outlet of the fan is communicated with an air pipe through an air distribution pipe, and a plurality of temperature sensors are arranged on the side heat insulation layer at intervals.
Further, the side insulating layer includes a plurality of heat insulating boards that set up along same straight line, electric heater unit is including setting up the silicon molybdenum rod at the heat insulating board medial surface, the cold junction of silicon molybdenum rod extends to the heat insulating board and is connected to the electric pile outward.
Furthermore, the outer side surface of the heat insulation plate is provided with a fixing device for fixing the silicon-molybdenum rod, the fixing device comprises a pressing plate sleeved outside the silicon-molybdenum rod, the pressing plate is in clearance fit with the cold end of the silicon-molybdenum rod, and the outer end of the pressing plate is provided with a pressing sleeve.
Further, the pressing sleeve is composed of two clamping hoop pieces with arc-shaped cross sections, the two clamping hoop pieces are connected through bolts, clamping pieces are arranged at the inner ends of the clamping hoop pieces, the cross sections of the clamping pieces are arc-shaped, inverted teeth are arranged on working faces of the clamping pieces, and conical holes matched with the clamping pieces are formed in the outer end faces of the pressing plates.
Furthermore, a plurality of supporting beams for supporting the lower heat accumulator are arranged in the lower heat insulation layer at intervals, and the supporting beams are arranged along the length direction of the kiln body.
The invention has the beneficial effects that: push pedal kiln temperature control system, including last heat accumulator, lower heat accumulator, go up the insulating layer, lower insulating layer, the side insulating layer, can carry out fine heat preservation, the setting is divided the pipe, electric control valve, the air inlet chamber, the fan housing, the fan, the cloth tuber pipe, can make the internal temperature of furnace even through the wind circulation, conveniently control, the side insulating layer is made by a plurality of heat insulating boards, convenient independent control, simultaneously convenient prefabrication, maintain, because the operating temperature in the furnace is higher, set up fixing device in the outside, can effectual protection fixing device, guarantee installation stability simultaneously, the pressure cover is made by hoop piece and clamping piece, carry out roof pressure and location through hoop piece, it is locking through the clamping piece, improve area of contact through the clamp plate, and then can reach stable fixed purpose.
Drawings
FIG. 1 is a schematic view of example 1;
FIG. 2 is a schematic front view of a heat shield;
FIG. 3 is a schematic rear view of the heat shield;
FIG. 4 is a schematic cross-sectional view of example 1;
FIG. 5 is an enlarged view of a portion of FIG. 4A;
FIG. 6 is a schematic top view of a pusher rail;
FIG. 7 is a schematic top view of a push plate;
FIG. 8 is a schematic front sectional view of a push plate;
FIG. 9 is a schematic view of an end of a guide slot;
FIG. 10 is a schematic view of a support beam configuration;
FIG. 11 is a schematic view showing the connection relationship between the silicon-molybdenum rods and the side heat-insulating plate;
FIG. 12 is a schematic view showing the connection relationship between the silicon-molybdenum rod and the pressing sleeve;
FIG. 13 is a schematic view of the hoop sheet structure;
FIG. 14 is a front view of a hoop sheet;
FIG. 15 is a schematic cross-sectional front view of a platen;
FIG. 16 is a schematic view of the connection between the wind-collecting cover and the outer cover;
FIG. 17 is a schematic view of a pusher mechanism;
wherein: 101-upright column, 102-platform, 2-support frame, 3-push plate device, 301-push plate oil cylinder, 302-support leg, 303-top plate, 304-guide sleeve, 305-guide column, 306-guide plate, 401-outer cover, 402-partition body, 403-air collecting cover, 404-air distributing pipe, 405-air pipe, 406-electric control valve, 407-cover plate, 408-push plate rail, 409-side heat insulation layer, 410-support bar, 411-temperature sensor, 412-silicon molybdenum rod, 413-conductive copper sheet, 414-electric pile, 415-upper heat insulation layer, 416-upper heat storage body, 417-lower heat storage body, 420-cable, 421-lower heat insulation layer, 422-support beam, 423-asbestos layer, 425-pouring layer, 426-lug, 427-push plate, 428-placement groove, 429-guide groove, 430-fabrication hole, 431-pressing plate, 432-pressing sleeve, 433-conductive ring, 435-clamping piece, 436-conical hole, 437-blower, 438-air inlet cavity and 439-clapboard.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In each of the following examples,
the heat insulation board is a polycrystalline mullite fiber board of Shandong Yubang energy-saving technology Limited, the model is SS-PMF1700, the thickness is 50mm, and the heat insulation board can resist the high temperature of 1700 ℃;
the upper heat-insulating layer, the lower heat-insulating layer and the asbestos layer are filled with asbestos, and the thickness of the asbestos layer is 30 mm;
the upper heat storage layer, the lower heat storage layer and the partition body are all built by corundum refractory bricks of the firm commercial refractory trade company of Nagajia2O3The content is 72-80%, the steel plate resists 1550 ℃ high temperature, the upper heat storage layer and the lower heat storage layer are both 100mm thick and separatedThe thickness of the broken body is 120 mm;
the track of the push plate and the push plate are both special-shaped corundum refractory bricks, and the materials of the special-shaped corundum refractory bricks are the same as those of corundum refractory bricks of the consolidated market Hojia refractory trade company, and the special-shaped corundum refractory bricks can resist the high temperature of 1650 ℃ and have high wear-resisting strength;
the pouring layer is made of a Zibo Gaole refractory material GLNC type refractory castable of the Limited company, can resist the high temperature of 1700 ℃, and has the thickness of 8 mm;
the temperature sensor is a WRR2-131 type B thermocouple temperature sensor of Sanchang instruments Limited, Huaian, and the detection temperature is 0-1600 ℃;
the steel shell and the outer cover are both made of 45# steel.
Example 1
As shown in figures 1-17, a push plate kiln temperature control system comprises a lower heat accumulator 417, a lower heat insulation layer 421 is laid at the lower end of the lower heat accumulator, a steel shell with an upward opening is installed at the upper end of a platform, the lower heat insulation layer is laid in the steel shell, a partition 402 is laid at the middle position of the lower heat accumulator along the length direction, the partition, the upper heat accumulator and the lower heat accumulator can well store heat and radiate to alumina powder products to ensure the sintering effect, side heat insulation layers 409 are installed at both sides of the partition, an upper heat accumulator is installed between the side heat insulation layers and the partition, an upper heat insulation layer is laid at the upper side of the upper heat accumulator, a kiln cavity channel is formed between the side heat insulation layers and the partition, a push plate track 408 is laid at the bottom of the kiln cavity channel, in order to ensure the push plate track to be flat and further ensure the push plate to stably move on the push plate track, a plurality of supporting, the supporting beam is a steel beam or a beam formed by pouring refractory mortar, the cross section of the supporting beam is I-shaped, the bending strength is high, a plurality of process holes 430 are uniformly processed on a web plate of the supporting beam, the supporting beam can well insulate heat, a lower heat accumulator can be stably supported by the supporting beam, so that the stability of the push plate track is ensured, a pouring layer is laid above the lower heat accumulator, a continuous and smooth upper surface is formed after solidification, the lower heat accumulator can be protected, the lower heat accumulator can be ensured to be used for a long time and to be flat, the cleaning is also convenient, meanwhile, the push plate track can be embedded in the manufacturing process, the push plate track is positioned, so that the flat push plate track is ensured, the push plate track is made of a plurality of single plates laid along the same straight line, the thickness of the single plates is 20mm, the cross section of the single plates is rectangular, mutually matched convex blocks 426, can prevent the dislocation when using, and then guarantee the push pedal steady removal, push pedal up end integrated into one piece has the standing groove 428 that is used for placing the alumina powder goods of treating the sintering, under the push pedal end integrated into one piece have with push pedal track matched with guide way 429, the medial surface of guide way is 95 with the contained angle of bottom surface, conveniently places, can carry out fine direction simultaneously, the tip radius angle of guide way flank, direction that can be fine.
Go up the heat accumulator, lower heat accumulator, go up the insulating layer, lower insulating layer, the side insulating layer, the partition layer, the primary structure of the kiln body is constituteed to the dustcoat, the kiln body is installed in the frame, specifically, the frame includes steel construction platform 102, steel construction platform is built by the I-steel, welded fastening after the leveling processing, structural stability is high, long service life, and can provide stable platform for the push pedal track, guarantee that the push pedal track levels, the platform lower extreme is fixed with the ground through a plurality of stands 101 of evenly mounted, the leveling, install the kiln body in the frame.
The side heat insulation layer is provided with an electric heating device, specifically, the side heat insulation layer comprises a plurality of heat insulation plates arranged along the same straight line, the electric heating device comprises a silicon-molybdenum rod 412 arranged on the inner side surface of the heat insulation plate, a groove matched with the silicon-molybdenum rod is prefabricated on the inner side surface of the heat insulation plate for convenient fixing, the positioning is convenient, the cold end of the silicon-molybdenum rod extends to the outside of the heat insulation plate and is connected to an electric pile 414, in order to improve the installation stability of the silicon-molybdenum rod, the outer side surface of the heat insulation plate is provided with a fixing device for fixing the silicon-molybdenum rod, the fixing device comprises a pressing plate 431 sleeved outside the silicon-molybdenum rod, the outer diameter value of the pressing plate is 3 times of the outer diameter value of the silicon-molybdenum rod, the thickness of the pressing plate is 12mm, the pressing plate is a steel plate, the pressing plate is in clearance fit with the cold end of, the outer end of the pressing plate is provided with a pressing sleeve 432, the pressing sleeve consists of two hoop sheets with arc-shaped cross sections, the hoop sheets are made of stainless steel materials, the two hoop sheets are connected through bolts, the inner side surfaces of the hoop sheets are provided with high-temperature resistant silicon rubber layers, the anti-skidding effect is good, the inner ends of the hoop sheets are integrally formed with clamping sheets 435, the cross sections of the clamping sheets are arc-shaped, the working surfaces of the clamping sheets are provided with inverted teeth, the outer end surfaces of the pressing plate are provided with tapered holes 436 matched with the clamping sheets, during prefabrication, a single heat insulation plate is firstly manufactured, a groove, a silicon molybdenum rod mounting hole and a temperature sensor mounting hole are processed, a silicon molybdenum rod is mounted, the pressing plate is sleeved, then the pressing sleeve is mounted, during the pressing sleeve mounting, during the pressing sleeve inward pushing process, the clamping sheets are pressed into the tapered holes, because the two hoop sheets are provided, the two clamping sheets are correspondingly provided, and, because the effect of pawl can also play the stopping effect, the hot junction of silicon molybdenum stick is in the recess, pastes tightly with the recess bottom surface, and then fixes the silicon molybdenum stick, screws up the bolt and makes two clamp pieces fixed through the cold junction of high temperature resistant silicon rubber with the silicon molybdenum stick, prevents to become flexible.
For convenient maintenance, the terminal cover of cold junction at the silicon molybdenum stick is equipped with conducting ring 433, the conducting ring is the copper ring, the conducting ring is buckled the shaping by the copper sheet, electrically conductive effectual, the preparation is convenient, the copper sheet both ends outwards extend into the connection piece, there is electrically conductive copper sheet through bolt hold-down connection between two connection pieces, electrically conductive stability is high, the end of electrically conductive copper sheet 413 extends to near, then connect the electric pile, conveniently concentrate the maintenance, in this embodiment, install two silicon molybdenum sticks on the same heat insulating board, it is electrically conductive to same department with the positive pole and the negative pole of two silicon molybdenum sticks through electrically conductive copper sheet, it is convenient to maintain, install dustcoat 401 between side insulating layer and the last insulating layer, processing has the opening that corresponds with the electric pile on the dustcoat.
In order to avoid the contact between the outer cover and the electric pile, a supporting strip 410 is further installed between the side heat insulation layer and the outer cover, and the supporting strip is prefabricated and formed by refractory pouring materials.
The power and temperature sensor cable 420 extends downward to the post for easy fixation.
A plurality of air pipes 405 communicated with a kiln cavity channel are arranged on the outer cover at intervals, in the embodiment, when an upper heat storage layer is laid, a heat expansion joint of 3mm is reserved at intervals, the air pipes are communicated with the heat expansion joint, an electric control valve 406 is arranged on each air pipe, an air inlet cavity 438 is reserved between the end part of the outer cover and the upper heat storage body, a wind collecting cover 403 is arranged at the upper end of the air inlet cavity, an upward fan 437 is arranged at the upper end of the wind collecting cover, an air outlet of the fan is communicated with the air pipes through air distribution pipes, a partition plate is arranged at the upper end of the upper heat storage body close to the wind cover and is a mesh plate, in the use process, the fan works at low power to enable the end openings of the kiln cavity channel to intake air, then the air pipes slowly enter the kiln cavity channel through the air distribution pipes, the air pipes to enable the air inlet end of the kiln cavity channel to form negative pressure, heat, when the temperature sensor detects that the local temperature is too high or too low, the power of the corresponding fan is increased, the electric control valve at the normal temperature position is closed, the airflow flow is accelerated, and the temperature in the kiln cavity channel is uniform.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A push plate kiln temperature control system is characterized by comprising a lower heat accumulator, wherein a lower heat insulation layer is arranged at the lower end of the lower heat accumulator, a partition body is arranged in the middle of the lower heat accumulator along the length direction, side heat insulation layers are arranged on two sides of the partition body, an upper heat accumulator is arranged between the side heat insulation layers and the partition body, an upper heat insulation layer is arranged on the upper side of the upper heat accumulator, an electric heating device is arranged on the side heat insulation layers, an outer cover is arranged between the side heat insulation layers and the upper heat insulation layer, a plurality of air pipes communicated with a kiln cavity channel are arranged on the outer cover at intervals, an electric control valve is arranged on each air pipe, an air inlet cavity is arranged between the end part of the outer cover and the upper heat accumulator, a wind collecting cover is arranged at the upper end of the air inlet cavity, an upward fan is arranged at the, and a plurality of temperature sensors are arranged on the side heat insulation layer at intervals.
2. The pusher kiln temperature control system according to claim 1, wherein the side heat insulating layer comprises a plurality of heat insulating plates arranged along the same straight line, the electric heating device comprises a silicon-molybdenum rod arranged on the inner side surface of the heat insulating plate, and the cold end of the silicon-molybdenum rod extends to the outside of the heat insulating plate and is connected to the electric pile.
3. The pushed slab kiln temperature control system of claim 2, wherein the outer side of the heat insulation plate is provided with a fixing device for fixing the silicon-molybdenum rod, the fixing device comprises a pressing plate sleeved outside the silicon-molybdenum rod, the pressing plate is in clearance fit with the cold end of the silicon-molybdenum rod, and the outer end of the pressing plate is provided with a pressing sleeve.
4. The pushed slab kiln temperature control system of claim 3, wherein the pressing sleeve is composed of two hoop sheets with arc-shaped cross sections, the two hoop sheets are connected through bolts, clamping sheets are arranged at the inner ends of the hoop sheets, the cross sections of the clamping sheets are arc-shaped, the working faces of the clamping sheets are provided with inverted teeth, and the outer end faces of the pressing sheets are provided with tapered holes matched with the clamping sheets.
5. The pushed slab kiln temperature control system according to claim 1, wherein a plurality of support beams for supporting the lower heat accumulator are provided at intervals in the lower heat insulating layer, and the support beams are provided along the length direction of the kiln body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110219053.2A CN112857034B (en) | 2021-02-26 | 2021-02-26 | Push plate kiln temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110219053.2A CN112857034B (en) | 2021-02-26 | 2021-02-26 | Push plate kiln temperature control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112857034A true CN112857034A (en) | 2021-05-28 |
| CN112857034B CN112857034B (en) | 2023-10-03 |
Family
ID=75990260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110219053.2A Active CN112857034B (en) | 2021-02-26 | 2021-02-26 | Push plate kiln temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112857034B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB365614A (en) * | 1930-09-15 | 1932-01-15 | Frank Matthew Hartford | Improvements in tunnel kilns |
| GB461088A (en) * | 1935-09-11 | 1937-02-10 | Gibbons Brothers Ltd | Improvements in tunnel kilns |
| KR800001186B1 (en) * | 1974-07-11 | 1980-10-20 | 아끼다께 모리이찌 | Tunnel kiln |
| US5708678A (en) * | 1995-09-13 | 1998-01-13 | Danieli & C. Officine Meccaniche Spa | Method to equalize the temperature in a heating furnace with a controlled-oxidization ambient and heating furnace carrying out the method |
| JP2009229013A (en) * | 2008-03-24 | 2009-10-08 | Ngk Insulators Ltd | Roller hearth kiln having rapid temperature rising function |
| CN201473326U (en) * | 2009-08-03 | 2010-05-19 | 龙岩市龙创硅业有限公司 | Polysilicon directional crystallization furnace |
| CN101713612A (en) * | 2009-11-26 | 2010-05-26 | 周建华 | Electrical kiln with double backward push plates |
| CN102607267A (en) * | 2012-03-20 | 2012-07-25 | 朱海生 | Regenerative high-temperature air combustion energy-saving environment-friendly shuttle-type kiln |
| CN204187975U (en) * | 2014-09-28 | 2015-03-04 | 李华 | The compound tunnel cave of a kind of circulation |
| CN204346079U (en) * | 2014-12-24 | 2015-05-20 | 九江金鼎泰钒氮科技有限公司 | Two pass automatic circulation type pushed bat kiln |
| CN104792158A (en) * | 2015-04-29 | 2015-07-22 | 长兴震铭耐火材料有限公司 | Tunnel kiln with automatic temperature control system |
| CN205352051U (en) * | 2016-02-19 | 2016-06-29 | 湖南升华科技股份有限公司 | Add pushed bat kiln that is equipped with permanent channel |
| CN206387267U (en) * | 2016-12-30 | 2017-08-08 | 浙江西华节能技术有限公司 | A kind of industrial furnace many cavity structure gitter bricks of labyrinth type |
| CN108362152A (en) * | 2018-03-28 | 2018-08-03 | 辽宁山江电力有限公司 | Mortise and tenon type gitter brick and high efficient heat exchanging solid heat storage body |
| CN207894230U (en) * | 2018-01-30 | 2018-09-21 | 洛阳神佳窑业有限公司 | A kind of heated air circulation device of electrothermal tunnel kiln |
| CN109708510A (en) * | 2019-01-13 | 2019-05-03 | 程孝龙 | A kind of energy-storage module and high-efficiency energy-storage heating plant |
| CN211977556U (en) * | 2020-04-14 | 2020-11-20 | 宜兴市凯达耐火材料有限公司 | Tunnel kiln with uniform heating |
-
2021
- 2021-02-26 CN CN202110219053.2A patent/CN112857034B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB365614A (en) * | 1930-09-15 | 1932-01-15 | Frank Matthew Hartford | Improvements in tunnel kilns |
| GB461088A (en) * | 1935-09-11 | 1937-02-10 | Gibbons Brothers Ltd | Improvements in tunnel kilns |
| KR800001186B1 (en) * | 1974-07-11 | 1980-10-20 | 아끼다께 모리이찌 | Tunnel kiln |
| US5708678A (en) * | 1995-09-13 | 1998-01-13 | Danieli & C. Officine Meccaniche Spa | Method to equalize the temperature in a heating furnace with a controlled-oxidization ambient and heating furnace carrying out the method |
| JP2009229013A (en) * | 2008-03-24 | 2009-10-08 | Ngk Insulators Ltd | Roller hearth kiln having rapid temperature rising function |
| CN201473326U (en) * | 2009-08-03 | 2010-05-19 | 龙岩市龙创硅业有限公司 | Polysilicon directional crystallization furnace |
| CN101713612A (en) * | 2009-11-26 | 2010-05-26 | 周建华 | Electrical kiln with double backward push plates |
| CN102607267A (en) * | 2012-03-20 | 2012-07-25 | 朱海生 | Regenerative high-temperature air combustion energy-saving environment-friendly shuttle-type kiln |
| CN204187975U (en) * | 2014-09-28 | 2015-03-04 | 李华 | The compound tunnel cave of a kind of circulation |
| CN204346079U (en) * | 2014-12-24 | 2015-05-20 | 九江金鼎泰钒氮科技有限公司 | Two pass automatic circulation type pushed bat kiln |
| CN104792158A (en) * | 2015-04-29 | 2015-07-22 | 长兴震铭耐火材料有限公司 | Tunnel kiln with automatic temperature control system |
| CN205352051U (en) * | 2016-02-19 | 2016-06-29 | 湖南升华科技股份有限公司 | Add pushed bat kiln that is equipped with permanent channel |
| CN206387267U (en) * | 2016-12-30 | 2017-08-08 | 浙江西华节能技术有限公司 | A kind of industrial furnace many cavity structure gitter bricks of labyrinth type |
| CN207894230U (en) * | 2018-01-30 | 2018-09-21 | 洛阳神佳窑业有限公司 | A kind of heated air circulation device of electrothermal tunnel kiln |
| CN108362152A (en) * | 2018-03-28 | 2018-08-03 | 辽宁山江电力有限公司 | Mortise and tenon type gitter brick and high efficient heat exchanging solid heat storage body |
| CN109708510A (en) * | 2019-01-13 | 2019-05-03 | 程孝龙 | A kind of energy-storage module and high-efficiency energy-storage heating plant |
| CN211977556U (en) * | 2020-04-14 | 2020-11-20 | 宜兴市凯达耐火材料有限公司 | Tunnel kiln with uniform heating |
Non-Patent Citations (1)
| Title |
|---|
| 鲁峰: "《由一起事故分析6 kV固体式电蓄热锅炉故障与处理》", vol. 60, no. 2020 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112857034B (en) | 2023-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202000225U (en) | Sleeper electrical-heating steam curing system | |
| PT1691945E (en) | Heated trough for molten metal | |
| CN112857034A (en) | Temperature control system of push plate kiln | |
| CN112923722B (en) | Double-channel pusher kiln | |
| CN103836950B (en) | Efficient solid electric energy storage furnace | |
| CN112428405A (en) | Intelligent energy-saving maintenance system for concrete prefabricated product | |
| CN101883837A (en) | Device for expelling the contents of coke chamber ovens having a low degree of heat exchange | |
| CN107475816A (en) | A kind of multiple field carbon fiber pre-oxidation furnace | |
| CN216831522U (en) | Evaporate and press aerated concrete wall processing with evaporating device | |
| CN212445728U (en) | Multifunctional curing device for large reinforced concrete anisotropic component | |
| CN105481219A (en) | Solar heat supply hollow blade slurry drying device | |
| CN210282694U (en) | Heat preservation canopy is used in section of jurisdiction production | |
| CN219235650U (en) | Multi-layer continuous curing system for vitrified microbead composite board | |
| CN207763388U (en) | A kind of gypsum block production drying equipment | |
| CN106895706A (en) | A kind of kiln | |
| CN209416082U (en) | Atmosphere protection kiln L-type flue device | |
| CN220136084U (en) | Kiln waste heat recovery system | |
| CN219693830U (en) | High-performance drying device for sintered hollow bricks | |
| CN220618736U (en) | Drying system utilizing waste heat | |
| CN216432462U (en) | Tunnel roasting kiln | |
| CN220472325U (en) | Sandwich type waste heat insulation and backheating kiln | |
| CN217226039U (en) | Low-energy-consumption energy-saving environment-friendly light brick steam curing device | |
| CN109855432A (en) | A kind of cement rotary kiln barrel residual heat utilizes device and assemble method | |
| CN211823878U (en) | Hot gas recycling device of ceramic kiln | |
| CN108120286A (en) | It is a kind of can automatic loading/unloading vertical type ceramic brick drying burning kiln |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |