CN215810174U - Multi-temperature-zone tube furnace - Google Patents
Multi-temperature-zone tube furnace Download PDFInfo
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- CN215810174U CN215810174U CN202121477493.XU CN202121477493U CN215810174U CN 215810174 U CN215810174 U CN 215810174U CN 202121477493 U CN202121477493 U CN 202121477493U CN 215810174 U CN215810174 U CN 215810174U
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Abstract
The utility model discloses a multi-temperature-zone tube furnace, which adopts the technical scheme that the multi-temperature-zone tube furnace comprises a material tube, a plurality of heating furnaces and temperature control devices, wherein the material tube is horizontally arranged; the heating furnaces are horizontally arranged and connected together, the temperature of each heating furnace is regulated and controlled through the corresponding temperature control device, and the material pipes are simultaneously inserted into the heating furnaces. According to the utility model, the heating part of the tube furnace is divided into the plurality of heating furnaces of which the temperatures are controlled by the plurality of temperature control devices, and the heating furnaces corresponding to different temperature control devices are set to different temperatures by controlling different temperature control devices, so that the multi-temperature-zone heating of the material tube is realized, the tube furnace can perform sintering experiments under a plurality of temperature environments at one time, and the sintering experiment efficiency is improved.
Description
Technical Field
The utility model relates to the field of tube type heating furnaces, in particular to a multi-temperature-zone tube type furnace.
Background
The tube furnace is widely used in the fields of ceramics, metallurgy, electronics, glass, chemical engineering, machinery, refractory materials, new material development, special materials, building materials and the like, is professional equipment for heating materials, and comprises a material tube for containing the materials and a heating furnace for heating the material tube, wherein the material tube is arranged in the heating furnace.
Current heating furnace is mostly single warm area structure, and when being used for the tubular furnace to carry out the sintering experiment to the material, the structure of single warm area makes the tubular furnace can only carry out the sintering experiment under the temperature environment at every turn, can't once obtain the sintering experiment result under the different temperature environment for sintering experiment efficiency is lower.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a multi-temperature-zone tube furnace, wherein the heating part of the tube furnace is divided into a plurality of heating furnaces of which the temperatures are controlled by a plurality of temperature control devices, and the heating furnaces corresponding to different temperature control devices are set to different temperatures by controlling different temperature control devices, so that the multi-temperature-zone heating of a material tube is realized, the tube furnace can perform sintering experiments in a plurality of temperature environments at one time, and the sintering experiment efficiency is improved.
In order to achieve the purpose, the utility model provides the following technical scheme: the device comprises a material pipe which is horizontally arranged, a plurality of heating furnaces which are horizontally arranged and connected together, a plurality of temperature control devices which are in one-to-one correspondence with the plurality of heating furnaces, and a heat insulation layer which is used for reducing the mutual conduction of the temperatures of two adjacent heating furnaces; the temperature of each heating furnace is regulated and controlled through a corresponding temperature control device, a heat insulation layer is fixed between every two adjacent heating furnaces, and the material pipe can penetrate through all the heat insulation layers and is inserted into the plurality of heating furnaces at the same time;
the heating furnace comprises a plurality of furnace tubes for heating the material tubes and a furnace cabinet in which the furnace tubes are embedded, and the plurality of furnace tubes are distributed along the axis direction of the material tubes;
each furnace tube consists of two semicircular furnace tiles, each semicircular furnace tile is provided with one thermocouple, and all the thermocouples on each furnace tube are electrically connected with the corresponding temperature control devices.
By adopting the technical scheme, the heating part of the tube furnace is divided into the plurality of heating furnaces of which the temperatures are controlled by the plurality of temperature control devices, and the heating furnaces corresponding to different temperature control devices are set to different temperatures by controlling different temperature control devices, so that the multi-temperature-zone heating of the material tube is realized, the tube furnace can perform sintering experiments under a plurality of temperature environments once, and the sintering experiment efficiency is improved.
The utility model is further configured to: the stove cabinet is composed of two stove bodies which are detachably connected together, a pipe cavity for containing the stove tubes is formed between the two stove bodies, and two semicircular stove tiles of each stove tube are respectively inserted into the pipe cavities of the two stove bodies and are detachably connected onto the two stove bodies.
Through adopting above-mentioned technical scheme, maintenance person can be with two furnace bodies mutual separation, opens the lumen to the material pipe of dismouting insertion in the lumen.
The utility model is further configured to: the furnace cabinet also comprises connecting plates used for installing the semicircular furnace tiles on the furnace body, each furnace body corresponds to two connecting plates, the two connecting plates are detachably connected on the corresponding furnace body, and the two connecting plates are respectively attached to two side faces, parallel to the axis of the material pipe, of the semicircular furnace tiles.
By adopting the technical scheme, the semicircular furnace tiles can be tightly propped against the furnace body by the connecting plate, and the semicircular furnace tiles are prevented from falling out of the corresponding furnace body.
The utility model is further configured to: the furnace cabinet also comprises baffle plates for preventing the semicircular furnace tiles from sliding out of the tube cavity along the axis direction of the material tube, two baffle plates are respectively fixed on two end surfaces of each furnace body, the two baffle plates are mutually attached to the semicircular furnace tiles close to the two baffle plates, and the material tube can penetrate through the two baffle plates.
The utility model is further configured to: the furnace tube further comprises raised lines parallel to the axis of the material tube, two raised lines are fixed on two horizontal planes of each semicircular furnace tile parallel to the axis of the material tube, and two side faces, away from each other, of the two raised lines on one semicircular furnace tile are attached to two side faces, close to each other, of the two raised lines on the two semicircular furnace tiles.
The utility model is further configured to: the heating furnace is characterized by further comprising vertical positioning pins, wherein a plurality of vertical positioning pins are mounted on one furnace body of each heating furnace, a plurality of pin holes corresponding to the vertical positioning pins one to one are formed in the other furnace body, and each vertical positioning pin can be inserted into the corresponding pin hole.
By adopting the technical scheme, a user can hoist the furnace body above the furnace body to the furnace body below through the hoisting equipment, then the furnace body above is vertically fallen through the hoisting equipment, each vertical positioning pin is inserted into the corresponding pin hole, so that the positioning between the two furnace bodies is realized, the alignment of the semicircular furnace tiles on the two furnace bodies is assisted, and the semicircular furnace tiles on the two furnace bodies are aligned with each other to form a complete furnace tube.
The utility model is further configured to: the top end of each vertical positioning pin is connected to a connecting plate connected with the furnace body above, and each vertical positioning pin can vertically slide on the connecting plate; all the pin holes are positioned on the connecting plate connected with the furnace body below.
By adopting the technical scheme, when the vertical positioning pins are not aligned with the corresponding pin holes, the bottom ends of the vertical positioning pins are abutted against the connecting plate on the furnace body below, and at the moment, the furnace body above is pushed to horizontally slide relative to the furnace body below, so that all the vertical positioning pins are aligned with the corresponding pin holes; when all the vertical positioning pins are aligned with the corresponding pin holes, all the vertical positioning pins slide downwards under the action of the gravity of the vertical positioning pins and are inserted into the corresponding pin holes, so that the furnace body above the furnace body cannot slide horizontally relative to the furnace body below the furnace body.
In summary, compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the heating part of the tube furnace is divided into the plurality of heating furnaces of which the temperatures are controlled by the plurality of temperature control devices, and the heating furnaces corresponding to different temperature control devices are set to different temperatures by controlling different temperature control devices, so that the multi-temperature-zone heating of the material tube is realized, the tube furnace can perform sintering experiments under a plurality of temperature environments at one time, and the sintering experiment efficiency is improved.
2. The two furnace bodies of each furnace cabinet can be assembled through the hoisting equipment, and the two furnace bodies do not need to be carried and assembled by maintenance personnel.
3. According to the utility model, the heat insulation layer is arranged between every two adjacent heating furnaces, so that when the temperatures of the two adjacent heating furnaces are different, the heat insulation layer can reduce the influence of mutual conduction of the temperatures of the two adjacent heating furnaces on a sintering experiment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic view of a connecting plate embodying the present embodiment;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is a schematic view of a vertical alignment pin embodying the present embodiment.
In the figure: 1. a material pipe; 2. heating furnace; 21. a furnace tube; 211. a semicircular furnace tile; 212. a convex strip; 22. a furnace cabinet; 221. a furnace body; 222. a connecting plate; 2221. a pin hole; 223. a baffle plate; 224. a vertical positioning pin; 225. a lumen; 226. a limiting strip; 3. an insulating layer.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
The utility model is further described with reference to the drawings and the preferred embodiments.
Example (b):
as shown in fig. 1, which is a basic structure of a preferred embodiment of the present invention, a multi-temperature-zone tube furnace includes a material tube 1 horizontally disposed, a plurality of heating furnaces 2 for heating the material tube 1, and temperature control devices corresponding to the plurality of heating furnaces 2 one to one; the heating furnaces 2 are horizontally arranged and connected together, the temperature of each heating furnace 2 is regulated and controlled through a corresponding temperature control device, and the material pipes 1 are inserted into the heating furnaces 2 at the same time. Through controlling different temperature regulating devices, the heating furnaces 2 corresponding to different temperature regulating devices can be set to different temperatures, so that the multi-temperature zone heating of the material pipe 1 is realized, the sintering experiment can be performed in a plurality of temperature environments once by the tube furnace, and the sintering experiment efficiency is improved. Four heating furnaces 2 are provided in this embodiment.
As shown in fig. 2 and 3, the heating furnace 2 includes a plurality of furnace tubes 21 for heating the material tube 1 and a furnace cabinet 22 in which the furnace tubes 21 are embedded, the plurality of furnace tubes 21 are arranged along the axial direction of the material tube 1, and when the furnace tubes 21 are damaged due to long-term use, a maintenance worker only needs to replace the damaged furnace tubes 21. In this embodiment, two furnace tubes 21 are provided.
Specifically, each furnace tube 21 is composed of two semicircular furnace tiles 211, each semicircular furnace tile 211 is provided with a thermocouple, and all the thermocouples on each furnace tube 21 are electrically connected with the corresponding temperature control devices.
The furnace cabinet 22 is composed of two furnace bodies 221 which are detachably connected together, a tube cavity 225 for accommodating the furnace tubes 21 is formed between the two furnace bodies 221, and two semicircular furnace tiles 211 of each furnace tube 21 are respectively inserted into the tube cavities 225 of the two furnace bodies 221 and are detachably connected to the two furnace bodies 221. The maintenance personnel can detach the two furnace bodies 221 from each other and open the tube cavity 225 so as to conveniently detach and install the material tube 1 inserted in the tube cavity 225.
The furnace cabinet 22 further comprises connecting plates 222 used for installing the semicircular furnace tiles 211 on the furnace bodies 221, each furnace body 221 corresponds to two connecting plates 222, the two connecting plates 222 are detachably connected to the corresponding furnace bodies 221, the two connecting plates 222 are respectively attached to two side faces, parallel to the axis of the material pipe 1, of the semicircular furnace tiles 211, the semicircular furnace tiles 211 are tightly abutted to the furnace bodies 221, and the semicircular furnace tiles 211 are prevented from falling out of the corresponding furnace bodies 221.
Specifically, a limiting strip 226 parallel to the axis of the material pipe 1 is fixed on one side of each connecting plate 222, which is close to the corresponding tile, and the limiting strip 226 is attached to the outer side wall of the corresponding tile.
Specifically, the furnace cabinet 22 further includes baffles 223 for preventing the semicircular furnace tiles 211 from sliding out of the tube cavity 225 along the axial direction of the material tube 1, two baffles 223 are respectively fixed to two end surfaces of each furnace body 221, and the two baffles 223 are mutually attached to the adjacent semicircular furnace tiles 211 to prevent the semicircular furnace tiles 211 from sliding out of the tube cavity 225 along the axial direction of the material tube 1; the material tube 1 can pass through two baffles 223.
Specifically, the furnace tube 21 further includes protruding strips 212 parallel to the axis of the material tube 1, two protruding strips 212 are respectively fixed on two horizontal planes of each semicircular tile 211 parallel to the axis of the material tube 1, two side faces of the two protruding strips 212 on one semicircular tile 211, which face away from each other, are respectively attached to two side faces of the two protruding strips 212 on the two semicircular tiles 211, which are close to each other, so as to position the two semicircular tiles 211, and the two semicircular tiles 211 are aligned with each other to form a complete furnace tube 21.
Specifically, the two connecting plates 222 on the same side of the two semicircular burner tiles 211 are inserted between the lower semicircular burner tile 211 and the upper protruding strip 212.
As shown in fig. 4, the present embodiment further includes vertical positioning pins 224, a plurality of vertical positioning pins 224 are installed on one furnace body 221 of each heating furnace 2, a plurality of pin holes 2221 corresponding to the plurality of vertical positioning pins 224 one to one are formed in the other furnace body 221, a user can lift the furnace body 221 located above to the furnace body 221 below through a lifting device, and then vertically drop the furnace body 221 above through the lifting device, so that each vertical positioning pin 224 is inserted into the corresponding pin hole 2221, thereby realizing positioning between the two furnace bodies 221, and assisting alignment of the semicircular furnace tiles 211 on the two furnace bodies 221, so that the semicircular furnace tiles 211 on the two furnace bodies 221 are aligned with each other to form a complete furnace tube 21, and it is not necessary for a maintenance person to carry and assemble the two furnace bodies 221.
In this embodiment, the top end of each vertical positioning pin 224 is connected to the connecting plate 222 connected to the upper furnace body 221, and each vertical positioning pin 224 can vertically slide on the connecting plate 222; all the pin holes 2221 are located on the connecting plate 222 connected to the lower furnace body 221. When the vertical positioning pins 224 are not aligned with the corresponding pin holes 2221, the bottom ends of the vertical positioning pins 224 abut against the connecting plate 222 on the lower furnace body 221, and at this time, the upper furnace body 221 is pushed to horizontally slide relative to the lower furnace body 221, so that all the vertical positioning pins 224 are aligned with the corresponding pin holes 2221; when all the vertical positioning pins 224 are aligned with the corresponding pin holes 2221, all the vertical positioning pins 224 slide down and are inserted into the corresponding pin holes 2221 under the action of the self gravity, so that the upper furnace body 221 cannot slide horizontally relative to the lower furnace body 221, and thus the horizontal positioning between the two furnace bodies 221 is realized; when the upper furnace body 221 is hoisted to the upper part of the lower furnace body 221, each vertical positioning pin 224 only needs to be close to the corresponding pin hole 2221, and does not need to be completely aligned, so that the placement range of the upper furnace body 221 on the lower furnace body 221 is enlarged, and the hoisting difficulty of the upper furnace body 221 is reduced.
Specifically, each vertical positioning pin 224 extends downward from the inside of the furnace body 221 through the bottom wall of the furnace body 221, and the head of each vertical positioning pin 224 can be attached to the bottom wall of the furnace body 221.
The furnace body 221 is filled with ceramic fiber cotton for heat preservation, and the ceramic heat preservation cotton is coated on the outer side of the furnace tube 21 so as to reduce heat loss of the furnace tube 21 and save energy.
Specifically, the present embodiment further includes a thermal insulation layer 3 for reducing the mutual temperature conduction between two adjacent heating furnaces 2, one thermal insulation layer 3 is fixed between each two adjacent heating furnaces 2, and the material pipe 1 can penetrate through all the thermal insulation layers 3 and be inserted into the plurality of heating furnaces 2 at the same time. When the temperatures of the two adjacent heating furnaces 2 are different, the heat insulation layer 3 can reduce the influence of mutual conduction of the temperatures of the two adjacent heating furnaces 2 on a sintering experiment.
To sum up, this embodiment is through being divided into a plurality of heating furnaces 2 by a plurality of temperature regulating device controlled temperature with the heating part of tube furnace, through controlling different temperature regulating device, sets different temperatures to the heating furnace 2 that corresponds different temperature regulating device to the realization is to the heating of the multi-temperature-zone of material pipe 1, makes the tube furnace once can carry out sintering experiment under a plurality of temperature environment, improves sintering experimental efficiency.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (7)
1. A multi-temperature-zone tube furnace is characterized in that: the device comprises a material pipe (1) which is horizontally arranged, a plurality of heating furnaces (2) which are horizontally arranged and connected together, a plurality of temperature control devices which are in one-to-one correspondence with the plurality of heating furnaces (2), and a heat insulation layer (3) which is used for reducing the mutual temperature conduction of two adjacent heating furnaces (2); the temperature of each heating furnace (2) is regulated and controlled through a corresponding temperature control device, a heat insulation layer (3) is fixed between every two adjacent heating furnaces (2), and the material pipe (1) can penetrate through all the heat insulation layers (3) and be inserted into the plurality of heating furnaces (2) at the same time;
the heating furnace (2) comprises a plurality of furnace tubes (21) for heating the material tube (1) and a furnace cabinet (22) embedded with the furnace tubes (21), and the plurality of furnace tubes (21) are distributed along the axial direction of the material tube (1);
each furnace tube (21) consists of two semicircular furnace tiles (211), each semicircular furnace tile (211) is provided with a thermocouple, and all the thermocouples on each furnace tube (21) are electrically connected with the corresponding temperature control devices.
2. The multi-temperature zone tube furnace of claim 1, wherein: the stove cabinet (22) is composed of two stove bodies (221) which are detachably connected together, a pipe cavity (225) for accommodating the stove tubes (21) is formed between the two stove bodies (221), and two semicircular stove tiles (211) of each stove tube (21) are respectively inserted into the pipe cavities (225) of the two stove bodies (221) and are detachably connected to the two stove bodies (221).
3. The multi-temperature zone tube furnace of claim 2, wherein: the furnace cabinet (22) further comprises connecting plates (222) used for installing the semicircular furnace tiles (211) on the furnace bodies (221), each furnace body (221) corresponds to two connecting plates (222), the two connecting plates (222) are detachably connected to the corresponding furnace bodies (221), and the two connecting plates (222) are respectively attached to two side faces, parallel to the axis of the material pipe (1), of the semicircular furnace tiles (211).
4. The multi-temperature zone tube furnace of claim 3, wherein: the furnace cabinet (22) further comprises baffle plates (223) used for preventing the semicircular furnace tiles (211) from sliding out of the tube cavity (225) along the axial direction of the material tube (1), two baffle plates (223) are respectively fixed on two end faces of each furnace body (221), the two baffle plates (223) are mutually attached to the semicircular furnace tiles (211) close to the baffle plates, and the material tube (1) can penetrate through the two baffle plates (223).
5. The multi-temperature zone tube furnace of claim 2, wherein: the furnace tube (21) further comprises convex strips (212) parallel to the axis of the material tube (1), two convex strips (212) are respectively fixed on two horizontal planes of each semicircular furnace tile (211) parallel to the axis of the material tube (1), and two side faces, away from each other, of the two convex strips (212) on one semicircular furnace tile (211) are respectively attached to two side faces, close to each other, of the two convex strips (212) on the two semicircular furnace tiles (211).
6. The multi-temperature zone tube furnace of claim 2, wherein: the heating furnace is characterized by further comprising vertical positioning pins (224), a plurality of vertical positioning pins (224) are mounted on one furnace body (221) of each heating furnace (2), a plurality of pin holes (2221) corresponding to the vertical positioning pins (224) in a one-to-one mode are formed in the other furnace body (221), and each vertical positioning pin (224) can be inserted into the corresponding pin hole (2221).
7. The multi-temperature-zone tube furnace of claim 6, wherein: the top end of each vertical positioning pin (224) is connected to a connecting plate (222) connected with the upper furnace body (221), and each vertical positioning pin (224) can vertically slide on the connecting plate (222); all the pin holes (2221) are positioned on a connecting plate (222) connected with the lower furnace body (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121477493.XU CN215810174U (en) | 2021-06-30 | 2021-06-30 | Multi-temperature-zone tube furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121477493.XU CN215810174U (en) | 2021-06-30 | 2021-06-30 | Multi-temperature-zone tube furnace |
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| Publication Number | Publication Date |
|---|---|
| CN215810174U true CN215810174U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121477493.XU Active CN215810174U (en) | 2021-06-30 | 2021-06-30 | Multi-temperature-zone tube furnace |
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|---|---|
| CN (1) | CN215810174U (en) |
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2021
- 2021-06-30 CN CN202121477493.XU patent/CN215810174U/en active Active
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