CN219995890U - Box-type resistance furnace for detection and sintering - Google Patents
Box-type resistance furnace for detection and sintering Download PDFInfo
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- CN219995890U CN219995890U CN202321197047.2U CN202321197047U CN219995890U CN 219995890 U CN219995890 U CN 219995890U CN 202321197047 U CN202321197047 U CN 202321197047U CN 219995890 U CN219995890 U CN 219995890U
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- 238000005245 sintering Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 29
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- 229910001120 nichrome Inorganic materials 0.000 claims description 7
- 239000011094 fiberboard Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 3
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 229910052863 mullite Inorganic materials 0.000 claims description 3
- 239000002121 nanofiber Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model provides a box-type resistance furnace for detection and sintering, which comprises a furnace door, a furnace body and two groups of placing plates, wherein the furnace door is rotationally connected to one side of the furnace body; the placing plate is arranged in the furnace body; the furnace body is characterized in that a first furnace chamber and a second furnace chamber are arranged; the top of the first furnace chamber is provided with a first heating material; the top of the second furnace chamber is provided with a second heating material; according to the utility model, the purpose of different heating temperatures in the two furnace chambers is achieved by arranging different heating materials at the top parts of the first furnace chamber and the second furnace chamber respectively, and the heating materials can be heated simultaneously under the condition of different heating temperatures of different articles in experiments, so that the workload is reduced.
Description
Technical Field
The utility model relates to the technical field of heating equipment, in particular to a box-type resistance furnace for detection and sintering.
Background
The box-type resistance furnace is a common electric furnace form, and is divided into vertical type, horizontal type and the like, and mainly comprises a furnace body and a control box, wherein the box-type resistance furnace generally works under natural atmosphere conditions in most internal heating working modes, adopts refractory materials and heat-insulating materials as furnace linings, and is used for carrying out heat treatment such as normalizing, annealing, quenching and the like on workpieces and other heating purposes.
In the concrete building material industry, engineers often need to detect the firing vectors of fly ash and mineral powder through a box-type resistance furnace, and commonly use metal sintering technology to process metal parts required in production and construction processes. The box resistance furnace in the prior art can not heat multiple materials simultaneously, when a plurality of material heating experiments with different temperatures need to be carried out, for example: when sintering metal materials and ceramic materials, the temperature needs to be controlled to be more than 1000 ℃; when the burning vector of the fly ash and the mineral powder is detected, the temperature needs to be controlled to be about 950 ℃. Because the required heating temperature of the materials is different, the materials can be heated separately and sequentially, and even another box-type resistance furnace with higher heating temperature needs to be replaced, so that a great deal of experiment time and cost are increased.
Disclosure of Invention
The utility model aims to provide a box-type resistance furnace for detection and sintering, which can solve the problem that the box-type resistance furnace in the prior art cannot heat various materials at the same time.
The utility model aims at realizing the following technical scheme:
the box-type resistance furnace for detection and sintering comprises a furnace door 1, a furnace body 2 and two groups of placing plates 4, wherein the furnace door 1 is rotatably connected to one side of the furnace body 2; the placing plate 4 is arranged inside the furnace body 2; the furnace body 2 is provided with a first furnace chamber 21 and a second furnace chamber 22; the first heating material 211 is disposed on the top of the first cavity 21; the second cavity 22 is provided at the top thereof with a second heating material 221.
Further, the combination of the first heating material 211 and the second heating material 221 is a silicon carbide rod and a wire heater, or a nichrome wire and a silicon carbide rod, or a nichrome wire and a wire heater.
Further, two sides of the inner wall of the first furnace chamber 21 are provided with a first T-shaped sliding rail 212; second T-shaped slide rails 222 are provided on both sides of the inner wall of the second cavity 22.
Further, the two sides of the placement plate 4 are provided with sliding strips 41; the slide bar 41 is slidably mounted on the first T-shaped slide rail 212 and the second T-shaped slide rail 222.
Further, the outlet of the first cavity 21 is provided with a first baffle 213; the outlet of the second cavity 22 is provided with a second baffle 223.
Further, a limiting plate 42 is arranged on one side of the placing plate 4 close to the inside of the furnace body 2; the side of the placing plate 4 away from the furnace body 2 is provided with a handle 43.
Further, the outer sides of the first furnace chamber 21 and the second furnace chamber 22 are sequentially provided with a refractory layer 23, a primary heat-insulating layer 24, a secondary heat-insulating layer 25 and a furnace shell 26 from inside to outside.
Further, the refractory layer 23 is made of polycrystalline mullite fiber board; the primary heat-insulating layer 24 is made of ceramic fiber board; the material of the secondary heat-insulating layer 25 is a nanofiber board.
Further, a first fixing piece 27 and a bolt 28 are further arranged on one side of the furnace body 2; a second fixing piece 11 is arranged on one side of the furnace door 1; the first fixing member 27 and the second fixing member 11 are fixed to each other by bolts 28.
Further, two sets of thermocouples 3 are installed at the rear of the furnace body 2 at positions corresponding to the first furnace chamber 21 and the second furnace chamber 22.
According to the utility model, the purpose of different heating temperatures in the two furnace chambers is achieved by arranging different heating materials at the top parts of the first furnace chamber and the second furnace chamber respectively, and the heating materials can be heated simultaneously under the condition of different heating temperatures of different articles in experiments, so that the workload is reduced.
Drawings
FIG. 1 is a block diagram of a box-type resistance furnace for inspection and sintering according to the present utility model.
Fig. 2 is a front view of the furnace body of fig. 1.
Fig. 3 is a section at A-A in fig. 1.
Fig. 4 is a structural view of the placement plate of fig. 1.
Fig. 5 is a side view of fig. 1.
The reference numerals are explained as follows:
1: furnace gate, 2: furnace body, 3: thermocouple, 4: placing a plate, 11: second mount, 21: first oven cavity, 22: second oven cavity, 23: refractory layer, 24: first-order heat preservation, 25: second-level heat-insulating layer, 26: furnace shell, 27: first fixing member, 211: silicon carbide rod, 221: wire heater 212: first T-shaped slide rail, 222: second T-shaped slide rail, 213: first baffle, 223: second baffle, 41: slide bar, 42: limiting plate, 43: a handle.
Detailed Description
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The following embodiments of the present disclosure are described in terms of specific embodiments, and those skilled in the art will readily appreciate from the disclosure of the present disclosure. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, based on the embodiments in this disclosure are intended to be within the scope of this disclosure.
Example 1
The box-type resistance furnace for detection and sintering comprises a furnace door 1, a furnace body 2 and two groups of placing plates 4, wherein the furnace door 1 is rotatably connected to one side of the furnace body 2; the placing plate 4 is arranged inside the furnace body 2; the furnace body 2 is provided with a first furnace chamber 21 and a second furnace chamber 22; the first heating material 211 is disposed on the top of the first cavity 21; the second cavity 22 is provided at the top thereof with a second heating material 221.
The combination of the first heating material 211 and the second heating material 221 is a silicon carbide rod and a wire heater, or a nichrome wire and a silicon carbide rod, or a nichrome wire and a wire heater.
The heating temperature range of the electric furnace wire is within 1000 ℃, the heating temperature range of the nichrome wire is within 1200 ℃, and the heating temperature range of the silicon carbide rod is within 1300 ℃, so that the upper limit of the highest heating temperature in the first furnace chamber 21 and the second furnace chamber 22 is different, and different heating environments are manufactured in the first furnace chamber 21 and the second furnace chamber 22 and can be used for heating different articles.
A first T-shaped slide rail 212 is provided on both sides of the inner wall of the first cavity 21; second T-shaped slide rails 222 are provided on both sides of the inner wall of the second cavity 22. Slide bars 41 are arranged on two sides of the placement plate 4; the slide 41 is mounted on the first T-shaped slide 212 and the second T-shaped slide 222. The slide bar 41 slides on the first T-shaped slide rail 212 and the second T-shaped slide rail 222. The movable placing plate 4 is convenient for personnel to clean the fragments of the object falling off due to heating after the test.
The outlet of the first cavity 21 is provided with a first baffle 213; the outlet of the second cavity 22 is provided with a second baffle 223. A limiting plate 42 is arranged on one side of the placing plate 4 close to the inside of the furnace body 2; the side of the placing plate 4 away from the furnace body 2 is provided with a handle 43. The limiting plate 42 cooperates with the first baffle 213 and the second baffle 223 to limit the movement of the placing plate 4 from moving out of the first cavity 21 and the second cavity 22.
The outer sides of the first furnace chamber 21 and the second furnace chamber 22 are sequentially provided with a fire-resistant layer 23, a primary heat-insulating layer 24, a secondary heat-insulating layer 25 and a furnace shell 26 from inside to outside. The refractory layer 23 is made of polycrystalline mullite fiber board; the primary heat-insulating layer 24 is made of ceramic fiber board; the material of the secondary heat-insulating layer 25 is a nanofiber board. The purpose of providing the refractory layer 23, the primary insulation layer 24 and the secondary insulation layer 25 is to avoid heat dissipation through heat transfer and to avoid the temperature in the two furnace chambers to affect each other.
A first fixing piece 27 and a bolt 28 are further arranged on one side of the furnace body 2; a second fixing piece 11 is arranged on one side of the furnace door 1; the first fixing member 27 and the second fixing member 11 are fixed to each other by bolts 28. The first fixing member 27 and the second fixing member 11 are tightened or loosened by rotating the bolts 28.
Two groups of thermocouples 3 are arranged at the back of the furnace body 2 corresponding to the first furnace chamber 21 and the second furnace chamber 22. Two sets of thermocouples 3 are inserted into the first furnace chamber 21 and said second furnace chamber 22 directly from the rear of the furnace body 2, so as to monitor the temperature inside the first furnace chamber 21 and said second furnace chamber 22.
The working principle is as follows: the utility model heats the articles in each furnace chamber by using the upper heating limit of different heating materials, the two articles are heated in the two furnace chambers simultaneously, and the two furnace chambers are insulated with the furnace shell 26 by the fire-resistant layer 23, the primary heat-insulating layer 24 and the secondary heat-insulating layer 25, and the temperature between the furnace chambers can not generate heat transfer, thereby achieving the purpose that the two furnace chambers heat the two different articles at different temperatures.
According to the utility model, the purpose of different heating temperatures in the two furnace chambers is achieved by arranging different heating materials at the top parts of the first furnace chamber and the second furnace chamber respectively, and the heating materials can be heated simultaneously under the condition of different heating temperatures of different articles in experiments, so that the workload is reduced.
In the description of the present utility model, it should be understood that the terms "middle," "length," "upper," "lower," "front," "rear," "vertical," "horizontal," "inner," "outer," "radial," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
In the present utility model, unless expressly stated or limited otherwise, a first feature "on" a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. The meaning of "a plurality of" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The above description is for the purpose of illustrating the embodiments of the present utility model and is not to be construed as limiting the utility model, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The box-type resistance furnace for detection and sintering comprises a furnace door (1), a furnace body (2) and two groups of placing plates (4), wherein the furnace door (1) is rotatably connected to one side of the furnace body (2); the placing plate (4) is arranged in the furnace body (2); the furnace is characterized in that the furnace body (2) is provided with a first furnace chamber (21) and a second furnace chamber (22); the top of the first furnace chamber (21) is provided with a first heating material (211); the second furnace chamber (22) is provided at the top with a second heating material (221).
2. A box-type resistance furnace for inspection and sintering according to claim 1, characterized in that the combination of the first heating material (211) and the second heating material (221) is a silicon carbide rod and a wire, or a nichrome wire and a silicon carbide rod, or a nichrome wire and a wire.
3. The box-type resistance furnace for detection and sintering according to claim 1, wherein the two sides of the inner wall of the first furnace chamber (21) are provided with first T-shaped slide rails (212); and second T-shaped sliding rails (222) are arranged on two sides of the inner wall of the second furnace chamber (22).
4. A box-type resistance furnace for inspection and sintering according to claim 3, characterized in that the two sides of the placing plate (4) are provided with sliding strips (41); the slide bar (41) is slidably mounted on the first T-shaped slide rail (212) and the second T-shaped slide rail (222).
5. A box-type resistance furnace for inspection and sintering according to claim 3, characterized in that the outlet of the first furnace chamber (21) is provided with a first baffle (213); the outlet of the second furnace chamber (22) is provided with a second baffle (223).
6. A box-type resistance furnace for detection and sintering according to claim 1, characterized in that a limit plate (42) is arranged on one side of the placing plate (4) close to the inside of the furnace body (2); one side of the placing plate (4) far away from the furnace body (2) is provided with a handle (43).
7. The box-type resistance furnace for detection and sintering according to claim 1, wherein the outer sides of the first furnace chamber (21) and the second furnace chamber (22) are sequentially provided with a fire-resistant layer (23), a primary heat-insulating layer (24), a secondary heat-insulating layer (25) and a furnace shell (26) from inside to outside.
8. A box-type resistance furnace for inspection and sintering according to claim 7, characterized in that the refractory layer (23) is made of polycrystalline mullite fiber board; the primary heat-insulating layer (24) is made of ceramic fiber boards; the material of the secondary heat preservation layer (25) is a nanofiber plate.
9. A box-type resistance furnace for detection and sintering according to claim 1, characterized in that one side of the furnace body (2) is also provided with a first fixing piece (27) and a bolt (28); a second fixing piece (11) is arranged on one side of the furnace door (1); the first fixing piece (27) and the second fixing piece (11) are mutually fixed through bolts (28).
10. A box-type resistance furnace for inspection and sintering according to claim 1, characterized in that two sets of thermocouples (3) are installed at the rear of the furnace body (2) at positions corresponding to the first furnace chamber (21) and the second furnace chamber (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321197047.2U CN219995890U (en) | 2023-05-17 | 2023-05-17 | Box-type resistance furnace for detection and sintering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321197047.2U CN219995890U (en) | 2023-05-17 | 2023-05-17 | Box-type resistance furnace for detection and sintering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219995890U true CN219995890U (en) | 2023-11-10 |
Family
ID=88609308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321197047.2U Active CN219995890U (en) | 2023-05-17 | 2023-05-17 | Box-type resistance furnace for detection and sintering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219995890U (en) |
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2023
- 2023-05-17 CN CN202321197047.2U patent/CN219995890U/en active Active
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