CN112414135A - High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth - Google Patents

High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth Download PDF

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Publication number
CN112414135A
CN112414135A CN202011329599.5A CN202011329599A CN112414135A CN 112414135 A CN112414135 A CN 112414135A CN 202011329599 A CN202011329599 A CN 202011329599A CN 112414135 A CN112414135 A CN 112414135A
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CN
China
Prior art keywords
furnace
groove
wall
fixedly connected
temperature electric
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Pending
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CN202011329599.5A
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Chinese (zh)
Inventor
谈卫武
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Deqing Wancheng Crystal Fiber Co ltd
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Deqing Wancheng Crystal Fiber Co ltd
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Priority to CN202011329599.5A priority Critical patent/CN112414135A/en
Publication of CN112414135A publication Critical patent/CN112414135A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00Furnaces of a kind not covered by any preceding group
    • F27B17/0016Chamber type furnaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00Casings; Linings; Walls; Roofs
    • F27D1/18Door frames; Doors, lids, removable covers
    • F27D1/1858Doors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

The invention discloses an efficient energy-saving high-temperature electric furnace with a furnace door lifting type full-fiber furnace chamber, which comprises a furnace body, wherein a furnace chamber inlet is formed in the side wall of the furnace body, a chute is formed in the side wall of the furnace body, a furnace door is connected in the chute in a sliding manner, a mechanism groove is formed in the side wall of the furnace body, a groove is formed in the inner bottom of the furnace body, a placing box is connected in the groove in a sliding manner, and a plurality of supporting plates are fixedly connected to the inner wall of the placing box. According to the invention, by arranging the bevel gear mechanism and the threaded rod mechanism, the rotating hand wheel can drive the driving bevel gear to rotate, the driven bevel gear can drive the threaded rod to rotate, the sliding block can move along the vertical direction along with the rotation of the threaded rod, and the sliding block can drive the furnace door to open or close; under this kind of condition, can make the furnace gate realize the over-and-under type in vertical direction and close, compare with traditional rotation type furnace gate, certain space not only can be practiced thrift to this kind of overhead door, and it is the accident also can prevent that the staff from taking place to scald simultaneously.

Description

High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth
Technical Field
The invention relates to the technical field of electric furnace manufacturing, in particular to a high-efficiency energy-saving high-temperature electric furnace with a lifting furnace door and a full-fiber hearth.
Background
The high-temperature electric furnace is a national standard energy-saving periodic operation electric furnace, and is mainly used for normalizing, quenching, annealing and other heat treatments of alloy steel products and various metal parts.
The door-shaped structure of a common high-temperature electric furnace is rotary, and the size of the high-temperature electric furnace is generally larger, so that the furnace door also has larger size. When an operator uses the high-temperature electric furnace, the furnace door of the high-temperature electric furnace needs to be opened outwards, so that the furnace door occupies a larger space; in addition, in the working process of the high-temperature electric furnace, if a worker opens the furnace door midway, the furnace door has a certain temperature, and if surrounding people are not noticed slightly, scalding accidents can happen easily, so that certain potential safety hazards exist. Based on this problem, the present invention proposes a solution.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an efficient energy-saving high-temperature electric furnace with a lifting type furnace door and an all-fiber hearth.
In order to achieve the purpose, the invention adopts the following technical scheme:
an efficient energy-saving high-temperature electric furnace with a lifting furnace door and a full-fiber hearth comprises a furnace body, wherein a hearth inlet is formed in the side wall of the furnace body, the side wall of the furnace body is provided with a chute, the chute is connected with a furnace door in a sliding way, the side wall of the furnace body is provided with a mechanism groove, a driving device capable of driving the furnace door to do lifting motion is arranged in the mechanism groove, a groove is arranged at the inner bottom of the furnace body, a placing box is connected in the groove in a sliding way, a plurality of supporting plates are fixedly connected on the inner wall of the placing box, the upper end of each supporting plate is provided with a holding tank, a clamping device capable of clamping and fixing a sample is arranged in the holding tank, a plurality of rectangular grooves are arranged on the side wall of the furnace body, a pushing device capable of pushing the placing box to move along the vertical direction is arranged in each rectangular groove, the interior bottom of recess is installed and is played the buffer of cushioning effect to the motion of placing the case.
Preferably, the driving device comprises a threaded rod connected to the bottom of the mechanism groove in a rotating manner, a slider is connected to the threaded rod in a threaded manner, the slider is fixedly connected to the side wall of the furnace door, a square groove is formed in the side wall of the furnace body, a transmission mechanism capable of driving the threaded rod to rotate is installed in the square groove, the transmission mechanism comprises a driving bevel gear connected to the inner wall of the square groove in a rotating manner, a driven bevel gear is connected to the inner wall of the square groove in a rotating manner, the driven bevel gear is fixedly connected with the threaded rod in a coaxial manner, a rotating hand wheel is connected to the side wall of the furnace body in a rotating manner, and the rotating hand wheel.
Preferably, clamping device includes a plurality of grip blocks of sliding connection at the interior bottom of holding tank, the grip block is high temperature resistant material, fixedly connected with compression spring on the inner wall of holding tank, central point of compression spring fixed connection on the inner wall of holding tank puts, compression spring's free end fixed connection is on the lateral wall of grip block, compression spring's material is 65 Mn.
Preferably, thrust unit is including rotating the gear of connection on the inner wall of rectangular channel, gear and the coaxial fixed connection of drive bevel gear, sliding connection has the rack on the inner wall of rectangular channel, gear and rack toothing, the upper end fixedly connected with side direction connecting rod of rack, the one end fixed connection of keeping away from the rack of side direction connecting rod is on the lateral wall of placing the case.
Preferably, buffer includes the cylindricality hollow body of fixed connection at the interior bottom of recess, sliding connection has the buffer block in the cylindricality hollow body, the buffer block passes through first buffer spring elastic connection at the interior bottom of cylindricality hollow body, it has second buffer spring to overlap along the axis direction on the cylindricality hollow body.
Preferably, the inner bottom of the accommodating tank is provided with an air vent, the diameter of the air vent is two millimeters, the inner wall of the accommodating tank is fixedly connected with a plurality of reinforcing rib plates, the thickness of each reinforcing rib plate is five centimeters, and the lower end of each supporting plate is fixedly connected with the upper end of each reinforcing rib plate.
Preferably, the interval between the both sides wall of slider slightly is less than the interval between the two inner walls in mechanism groove, the shape of slider is the cuboid, the slider is the same with the material of threaded rod.
Preferably, the material of furnace gate is the same with the furnace body, interval between the both sides wall of furnace gate slightly is less than the interval between the two inner walls of spout, the shape of furnace gate is the cuboid, and the thickness of furnace gate is a centimetre.
The invention has the following beneficial effects:
1. by arranging the bevel gear mechanism and the threaded rod mechanism, when the rotating hand wheel is rotated, the rotating hand wheel can drive the driving bevel gear to rotate, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear can drive the threaded rod to rotate, and the sliding block can move up and down in the vertical direction along with the rotation of the threaded rod, so that the sliding block can drive the oven door to be opened or closed; under the condition, the furnace door can be closed in a lifting manner in the vertical direction, and compared with the traditional rotary furnace door, the lifting door can save a certain space and prevent the accident that workers are scalded;
2. through the arrangement of the gear rack mechanism and the placing box, the rotating hand wheel drives the gear to rotate when indirectly driving the furnace door to rise, the gear is meshed with the rack, and then the rack drives the placing box to rise to the position of the inlet of the furnace chamber through the lateral connecting rod, at the moment, a worker can place metal needing high-temperature treatment on the upper ends of the supporting plates, so that the worker can place a sample in the furnace body conveniently, and meanwhile, due to the arrangement of the supporting plates, the utilization rate of the inner space of the furnace body is also improved;
3. by arranging the buffer device, certain pressure can be generated on the buffer block by the lower end of the placing box in the process of vertical movement of the placing box, certain buffer effect can be generated on the placing box by the buffer block under the elastic action of the first buffer spring, and meanwhile, the buffer effect can be further enhanced by the second buffer spring, so that a sample can be prevented from sliding off the supporting plate in the process of descending the placing box;
4. through setting up clamping device, under compression spring's elastic action, the grip block can press from both sides tightly the sample in the holding tank, prevents that the sample from taking place to empty at the in-process of heating, and the air vent has been seted up to the interior bottom of holding tank simultaneously, can accelerate thermal circulation.
Drawings
FIG. 1 is a schematic structural diagram of an efficient energy-saving high-temperature electric furnace with a lifting furnace door and a full-fiber hearth, which is provided by the invention;
FIG. 2 is a schematic structural diagram of A-A of the high-efficiency energy-saving high-temperature electric furnace with a lifting type full-fiber hearth of the furnace door provided by the invention;
FIG. 3 is a schematic structural diagram of a B-B of the high-efficiency energy-saving high-temperature electric furnace with a lifting type full-fiber hearth of the furnace door, which is provided by the invention;
FIG. 4 is an enlarged schematic view of a structure at the position C of the high-efficiency energy-saving high-temperature electric furnace with a lifting type full-fiber hearth of the furnace door, which is provided by the invention;
FIG. 5 is an enlarged schematic view of the structure at position D of the high-efficiency energy-saving high-temperature electric furnace with the lifting type full-fiber furnace chamber of the furnace door.
In the figure: 1 furnace body, 2 chutes, 3 hearth inlets, 4 furnace doors, 5 mechanism grooves, 6 threaded rods, 7 sliding blocks, 8 square grooves, 9 driving bevel gears, 10 driven bevel gears, 11 grooves, 12 placing boxes, 13 rectangular grooves, 14 gears, 15 racks, 16 lateral connecting rods, 17 supporting plates, 18 accommodating grooves, 19 compression springs, 20 clamping plates, 21 vent holes, 22 reinforcing rib plates, 23 cylindrical hollow bodies, 24 buffer blocks, 25 first buffer springs, 26 second buffer springs and 27 rotating hand wheels.
Detailed Description
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, a furnace door lifting type all-fiber furnace high-efficiency energy-saving high-temperature electric furnace comprises a furnace body 1, a furnace inlet 3 is formed in the side wall of the furnace body 1, a sliding groove 2 is formed in the side wall of the furnace body 1, a furnace door 4 is connected in the sliding groove 2 in a sliding mode, the material of the furnace door 4 is the same as that of the furnace body 1, the distance between the two side walls of the furnace door 4 is slightly smaller than the distance between the two inner walls of the sliding groove 2, the furnace door 4 is cuboid, and the thickness of. It should be noted that, a good sealing effect should be provided between the furnace door 4 and the outer edge of the chute 2 to prevent the heat in the high-temperature electric furnace from dissipating from the hearth inlet in the practical process of the high-temperature electric furnace, thereby reducing the thermal efficiency of the furnace body 1; in addition, the inside of the furnace body 1 adopts a full-fiber hearth, so that the temperature rise speed in the furnace body 1 is high, and the heating efficiency of the high-temperature electric furnace can be improved to a certain extent.
Set up on the lateral wall of furnace body 1 and construct groove 5, install in the mechanism groove 5 and can drive furnace gate 4 and make elevating movement's drive arrangement, drive arrangement is including rotating the threaded rod 6 of connecting bottom in mechanism groove 5, and threaded connection has slider 7 on the threaded rod 6, and the interval between the both sides wall of slider 7 slightly is less than the interval between the two inner walls of mechanism groove 5, and slider 7's shape is the cuboid, and slider 7 is the same with the material of threaded rod 6. Slider 7 fixed connection is on the lateral wall of furnace gate 4, square groove 8 has been seted up on the lateral wall of furnace body 1, square inslot 8 is interior to be installed and to be driven threaded rod 6 pivoted drive mechanism, drive mechanism is including rotating drive bevel gear 9 of connection on the inner wall of square groove 8, it is connected with driven bevel gear 10 to rotate on the inner wall of square groove 8, driven bevel gear 10 and the coaxial fixed connection of threaded rod 6, it is connected with rotatory hand wheel 27 to rotate on the lateral wall of furnace body 1, rotatory hand wheel 27 and the coaxial fixed connection of drive bevel gear 9.
The interior bottom of furnace body 1 has seted up recess 11, and sliding connection has in recess 11 places case 12, places a plurality of deep floor 22 of fixedly connected with on the inner wall of case 12, and every deep floor 22's thickness is five centimetres. A plurality of supporting plates 17 are fixedly connected to the inner wall of the placing box 12, and the lower end of each supporting plate 17 is fixedly connected with the upper end of a reinforcing rib plate 22. The holding tank 18 has all been seted up to the upper end of every backup pad 17, and the air vent 21 has been seted up to the interior bottom of holding tank 18, and the diameter of air vent 21 is two millimeters. Install in holding tank 18 and to carry out the clamping device that the centre gripping is fixed to the sample, clamping device includes a plurality of grip blocks 20 of sliding connection at the interior bottom of holding tank 18, grip block 20 is high temperature resistant material, fixedly connected with compression spring 19 on the inner wall of holding tank 18, central point that compression spring 19 fixed connection was on the inner wall of holding tank 18 puts, compression spring 19's free end fixed connection is on the lateral wall of grip block 20, compression spring 19's material is 65 Mn. It should be noted that the fit clearance between the clamping plate 20 and the receiving groove 18 is not less than one centimeter, and the clamping plate 20 and the compression spring 19 should have good high temperature resistance to prevent the clamping plate 20 and the compression spring 19 from thermal deformation under high temperature conditions.
A plurality of rectangular channels 13 have been seted up on the lateral wall of furnace body 1, all install in every rectangular channel 13 and can promote the thrust unit who places case 12 and move along vertical direction, thrust unit is including rotating gear 14 of connection on the inner wall of rectangular channel 13, gear 14 and the coaxial fixed connection of drive bevel gear 9, sliding connection has rack 15 on the inner wall of rectangular channel 13, gear 14 and rack 15 mesh, the upper end fixedly connected with side direction connecting rod 16 of rack 15, the one end fixed connection of keeping away from rack 15 of side direction connecting rod 16 is on placing the lateral wall of case 12. It should be noted that the material of the lateral connecting rod 16 is the same as that of the placing box 12, and the lateral connecting rod 16 is fixedly connected to a position near the lower part on the side wall of the placing box 12.
The inner bottom of the groove 11 is provided with a buffer device which can play a role of buffering the movement of the placing box 12. The buffer device comprises a cylindrical hollow body 23 fixedly connected to the inner bottom of the groove 11, a buffer block 24 is slidably connected in the cylindrical hollow body 23, the buffer block 24 is elastically connected to the inner bottom of the cylindrical hollow body 23 through a first buffer spring 25, and a second buffer spring 26 is sleeved on the cylindrical hollow body 23 along the axis direction. It is worth noting that the cylindrical hollow body 23 is located at the central position of the inner bottom of the groove 11, the buffer block 24 is cylindrical, and the fit clearance between the buffer block 24 and the cylindrical hollow body 23 is three millimeters, so as to prevent the occurrence of motion clamping stagnation between the buffer block 24 and the cylindrical hollow body 23.
In the invention, when the rotating hand wheel 27 is rotated, the rotating hand wheel 27 drives the driving bevel gear 9 to rotate, the driving bevel gear 9 is meshed with the driven bevel gear 10, the driven bevel gear 10 drives the threaded rod 6 to rotate, and the sliding block 7 can move up and down along the vertical direction along with the rotation of the threaded rod 6, so that the sliding block 7 can drive the oven door 4 to be opened or closed; under the condition, the furnace door can be closed in a lifting manner in the vertical direction, and compared with the traditional rotary furnace door, the lifting door can save a certain space and prevent the accident that workers are scalded; rotatory hand wheel is in the time that indirect drive furnace gate 4 rose, rotatory hand wheel can drive gear 14 and rotate, gear 14 and rack 15 mesh, and then rack 15 can drive through side direction connecting rod 16 and place the position that case 12 rose to furnace entry 3, the staff can place the metal that needs high temperature treatment in the upper end of a plurality of backup pads 17 this moment, this can make things convenient for the staff to place the sample in furnace body 1, owing to set up a plurality of backup pads 17 simultaneously, consequently, the utilization ratio of 1 inner space of furnace body has also been improved.
In addition, placing the in-process of case 12 up-and-down motion, the lower extreme of placing case 12 can produce certain pressure to buffer block 24, and under first buffer spring 25's elastic action, buffer block 24 can produce certain cushioning effect to placing case 12, and second buffer spring 26 also can further strengthen buffering effect simultaneously, and this can prevent to place the in-process that case 12 descends, and the sample is followed backup pad 17 and is slided. In addition, under the elastic action of the compression spring 19, the clamping plate 20 can clamp the sample in the accommodating groove 18, so that the sample is prevented from falling in the heating process, and meanwhile, the vent hole 21 is formed in the inner bottom of the accommodating groove 18, so that the circulation of heat can be accelerated. By the device, the opening or closing of the furnace door 4 is realized by controlling the lifting of the furnace door 4, so that the space can be saved, and potential safety hazards are eliminated; meanwhile, the internal space utilization rate is further improved by optimizing the internal structure.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. The utility model provides a furnace gate over-and-under type all-fiber furnace chamber high efficiency energy-saving high temperature electric stove, includes furnace body (1), its characterized in that, furnace chamber entry (3) has been seted up on the lateral wall of furnace body (1), spout (2) have been seted up on the lateral wall of furnace body (1), sliding connection has furnace gate (4) in spout (2), set up mechanism groove (5) on the lateral wall of furnace body (1), install in mechanism groove (5) and can drive furnace gate (4) and make the drive arrangement of elevating movement, the interior bottom of furnace body (1) is seted up flutedly (11), sliding connection has place case (12) in recess (11), fixedly connected with a plurality of backup pads (17) on the inner wall of placing case (12), holding tank (18) have all been seted up to the upper end of every backup pad (17), install in holding tank (18) and carry out the fixed clamping device of centre gripping, a plurality of rectangular channels (13) have been seted up on the lateral wall of furnace body (1), all install in every rectangular channel (13) and can promote the thrust unit who places case (12) and move along vertical direction, the buffer that can play the cushioning effect to the motion of placing case (12) is installed to the interior bottom of recess (11).
2. The high-efficiency energy-saving high-temperature electric furnace with the lifting type furnace door and the full-fiber furnace hearth according to claim 1, characterized in that the driving device comprises a threaded rod (6) rotatably connected to the bottom in a mechanism groove (5), a slide block (7) is connected to the threaded rod (6) in a threaded manner, the slide block (7) is fixedly connected to the side wall of the furnace door (4), a square groove (8) is formed in the side wall of the furnace body (1), a transmission mechanism capable of driving the threaded rod (6) to rotate is installed in the square groove (8), the transmission mechanism comprises a driving bevel gear (9) rotatably connected to the inner wall of the square groove (8), a driven bevel gear (10) is rotatably connected to the inner wall of the square groove (8), the driven bevel gear (10) is coaxially and fixedly connected with the threaded rod (6), and a rotating hand wheel (27) is rotatably connected to the side wall of the, the rotating hand wheel (27) is coaxially and fixedly connected with the driving bevel gear (9).
3. The furnace door lifting type high-efficiency energy-saving high-temperature electric furnace with the full-fiber furnace hearth according to claim 1, wherein the clamping device comprises a plurality of clamping plates (20) which are slidably connected to the inner bottom of the accommodating groove (18), the clamping plates (20) are made of high-temperature resistant materials, a compression spring (19) is fixedly connected to the inner wall of the accommodating groove (18), the compression spring (19) is fixedly connected to the central position of the inner wall of the accommodating groove (18), the free end of the compression spring (19) is fixedly connected to the side wall of the clamping plates (20), and the compression spring (19) is made of 65 Mn.
4. The furnace door lifting type all-fiber hearth high-efficiency energy-saving high-temperature electric furnace according to claim 1, characterized in that the pushing device comprises a gear (14) rotatably connected to the inner wall of a rectangular groove (13), the gear (14) is coaxially and fixedly connected with a driving bevel gear (9), a rack (15) is slidably connected to the inner wall of the rectangular groove (13), the gear (14) is meshed with the rack (15), a lateral connecting rod (16) is fixedly connected to the upper end of the rack (15), and one end, far away from the rack (15), of the lateral connecting rod (16) is fixedly connected to the side wall of the placing box (12).
5. The furnace door lifting type high-efficiency energy-saving high-temperature electric furnace with the full-fiber hearth according to claim 1, wherein the buffer device comprises a cylindrical hollow body (23) fixedly connected to the inner bottom of the groove (11), a buffer block (24) is slidably connected in the cylindrical hollow body (23), the buffer block (24) is elastically connected to the inner bottom of the cylindrical hollow body (23) through a first buffer spring (25), and a second buffer spring (26) is sleeved on the cylindrical hollow body (23) along the axial direction.
6. The furnace door lifting type high-efficiency energy-saving high-temperature electric furnace with the full-fiber hearth according to claim 1, wherein an air vent (21) is formed in the inner bottom of the accommodating groove (18), the diameter of the air vent (21) is two millimeters, a plurality of reinforcing rib plates (22) are fixedly connected to the inner wall of the accommodating box (12), the thickness of each reinforcing rib plate (22) is five centimeters, and the upper end of each reinforcing rib plate (22) is fixedly connected to the lower end of each supporting plate (17).
7. The high-efficiency energy-saving high-temperature electric furnace with the furnace door lifting type full-fiber furnace hearth according to claim 1, characterized in that the distance between two side walls of the slide block (7) is slightly smaller than the distance between two inner walls of the mechanism groove (5), the slide block (7) is cuboid, and the slide block (7) and the threaded rod (6) are made of the same material.
8. The furnace door lifting type high-efficiency energy-saving high-temperature electric furnace with the full-fiber hearth according to claim 1, wherein the furnace door (4) is made of the same material as the furnace body (1), the distance between two side walls of the furnace door (4) is slightly smaller than the distance between two inner walls of the chute (2), the furnace door (4) is cuboid, and the thickness of the furnace door (4) is one centimeter.
CN202011329599.5A 2020-11-24 2020-11-24 High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth Pending CN112414135A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011329599.5A CN112414135A (en) 2020-11-24 2020-11-24 High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth

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Application Number Priority Date Filing Date Title
CN202011329599.5A CN112414135A (en) 2020-11-24 2020-11-24 High-efficiency energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth

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CN112414135A true CN112414135A (en) 2021-02-26

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Publication number Priority date Publication date Assignee Title
CN113958951A (en) * 2021-11-08 2022-01-21 山东金三宝环保设备有限公司 Safe type automatic flat furnace

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CN209017108U (en) * 2018-12-24 2019-06-21 深圳市芯盛世纪科技有限公司 A kind of cell phone mainboard of shatter-resistant
CN211012459U (en) * 2019-10-08 2020-07-14 太仓金钢重机轧辊有限公司 High-temperature furnace with furnace door lifting structure
CN111654985A (en) * 2020-05-19 2020-09-11 苏州诺达佳自动化技术有限公司 Book type automatic chemical industry control machine case with safety protection structure

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Publication number Priority date Publication date Assignee Title
CN203489677U (en) * 2013-08-09 2014-03-19 刘和义 Efficient energy-saving high-temperature electric furnace with lifting furnace door and full-fiber hearth
CN205119780U (en) * 2015-10-13 2016-03-30 天津市盛通达实验设备有限公司 Full fibre box furnace of rapid heating up
CN106405989A (en) * 2016-10-20 2017-02-15 安徽协创物联网技术有限公司 Anti-collision panoramic camera
CN107247003A (en) * 2017-06-09 2017-10-13 长兴宏盛电子有限公司 A kind of intensity detecting device and its operating method for electronic capacitor
CN207501574U (en) * 2017-10-23 2018-06-15 河南金谷轩柴窑绞胎瓷业有限公司 A kind of ceramics roaster
CN208423425U (en) * 2018-06-21 2019-01-22 上海铁路通信有限公司 A kind of connector stitch plucking device
CN209017108U (en) * 2018-12-24 2019-06-21 深圳市芯盛世纪科技有限公司 A kind of cell phone mainboard of shatter-resistant
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CN111654985A (en) * 2020-05-19 2020-09-11 苏州诺达佳自动化技术有限公司 Book type automatic chemical industry control machine case with safety protection structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113958951A (en) * 2021-11-08 2022-01-21 山东金三宝环保设备有限公司 Safe type automatic flat furnace

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