CN207422894U - A kind of heating furnace of multiple uniform temperature fields - Google Patents
A kind of heating furnace of multiple uniform temperature fields Download PDFInfo
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- CN207422894U CN207422894U CN201721350535.7U CN201721350535U CN207422894U CN 207422894 U CN207422894 U CN 207422894U CN 201721350535 U CN201721350535 U CN 201721350535U CN 207422894 U CN207422894 U CN 207422894U
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- room
- spherical sintered
- sintering
- spherical
- uniform temperature
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Abstract
The utility model discloses a kind of heating furnaces of multiple uniform temperature fields, including cylinder sintering furnace cavity and first chamber, multiple spherical sintered rooms are provided in the first chamber, multiple electric heating bodies in parallel are provided in the cylindrical sintering furnace cavity, each electric heating body is corresponded with spherical sintered room, the both ends of the metal fin on the outer wall of the heat transfer that electric heating body is sent to spherical sintered room, the metal fin is also set up to be connected respectively with the outer wall of spherical sintered room and the cylindrical inner wall for being sintered furnace cavity in each second chamber.The heating furnace of multiple uniform temperature fields of the utility model can ensure that multiple products are consistent with the extent of reaction in sintering, finally realize the uniformity of same stove product quality and the stability of product entirety.
Description
Technical field
The utility model belongs to use for laboratory heating furnace technical field, and in particular to a kind of heating of multiple uniform temperature fields
Stove.
Background technology
Heating furnace is the common heating equipment in laboratory, is generally used for sintering, the heating of chemical reaction of chemical products.But
It is that existing heating furnace body is that only there are one the tubular heater in temperature field, the outside of the entire heating tube of calandria, that is, stoves
The surrounding of chamber.During product is sintered and reacts knot, multiple products are placed in furnace body, and product sintered density can be with product
Increase away from heater distance is reduced into gradient, this phenomenon is that there are certain gradient institutes by entire furnace chamber temperature
It causes so that the sintering degree of product each several part is inhomogenous, and each several part chemical reaction is insufficient.
Utility model content
The purpose of this utility model is that：In view of the above problems, a kind of heating of multiple uniform temperature fields is provided
Stove can ensure that multiple products are consistent with the extent of reaction in sintering, finally realize uniformity and the production of same stove product quality
The stability of product entirety.
To achieve these goals, the technical solution adopted in the utility model is：The utility model discloses a kind of multiple
Including cylinder sintering furnace cavity and first chamber, multiple spherical shapes are provided in the first chamber for the heating furnace of uniform temperature field
Agglomerating chamber, the inner wall of the cylindrical sintering furnace cavity are connected with to fix the stent of spherical sintered room, adjacent two spherical burnings
The baffle that first chamber is divided into multiple second sintering chambers is provided between knot room, two adjacent spherical sintered rooms pass through gas
Body pipeline connects, and the spherical sintered room of wherein one end is connected with to be passed through the gas inlet tube of inert gas or reaction gas
Road, the spherical sintered room of the other end are connected with to discharge the gases exit line of gas, the chamber of each spherical sintered room
The centrally disposed sintering platform for being useful for placing sintered specimen in room, cylindrical be sintered in furnace cavity are provided with the multiple of parallel connection
Electric heating body, each electric heating body are corresponded with spherical sintered room, are also set up in each second chamber for handle
Metal fin in the heat transfer that electric heating body is sent to the outer wall of spherical sintered room, the both ends of the metal fin respectively with
The outer wall of spherical sintered room is connected with the inner wall of cylindrical sintering furnace cavity.
Preferably, it is provided at the top of each spherical sintered room and takes out or be put into spherical sintered room for sample
First through hole, be provided on the cylindrical sintering furnace cavity and take out or be put into the second logical of spherical sintered room for sample
Hole, be provided at the first through hole with spherical sintered room it is hinged for covering or opening wide the first cover board of first through hole,
Second through hole is provided with second lid that is used to cover or open wide second through hole hinged with cylindrical sintering furnace cavity
Plate, the lateral surface of first cover board and the medial surface of the second cover board are connected by wire.
Preferably, the spherical sintered room includes copper cavity and from outside to inside coated in the silver-colored heat conduction on copper cavity inner wall
Layer.
Preferably, the bottom of the spherical sintered room sets to discharge the powder discharge of the dust of sintering process generation
Pipeline.
Preferably, pressure sensor and temperature sensing are additionally provided on the sintering platform of each spherical sintered room
Device.
Preferably, the material of the sintering platform be metallic copper, the sintering platform by multiple metal holders with
The inner wall connection of spherical sintered room.
Preferably, it is provided with rectangular recess on the sintering platform.
By adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, first chamber is divided into the second chamber of multiple independent heatings by the heating furnace of multiple uniform temperature fields of the utility model
Room, there are one spherical sintered room in each second chamber, the outer wall of spherical sintered room and the inner wall of heating furnace pass through metal wing
Piece connects, and since the thermal conductivity factor of metal is high, ensure that the indoor temperature of each spherical sintered is consistent, in each spherical sintered room
Interior sintered products, since the temperature of sintering is consistent, the integral sintered quality of product is consistent with performance.
2nd, the heating furnace of multiple uniform temperature fields of the utility model use spherical sintered room, and be provided with inert gas into
Mouthful pipeline or reacting gas inlet pipeline meet sintered specimen in the demands to different sintering environment, while spherical sintered
Room is sealing in sintered products, effectively prevents the dust generated during sintering and disorderly flies, dust is in the gravity of itself
Under be deposited in the bottom of spherical sintered room, be conducive to focus on dust.
Description of the drawings
Fig. 1 is the structure diagram of the heating furnace of multiple uniform temperature fields of the utility model；
Fig. 2 is the structure diagram of the metal fin of the heating furnace of multiple uniform temperature fields of the utility model；
Fig. 3 is the structure diagram of the sintering platform of the heating furnace of multiple uniform temperature fields of the utility model；
Reference numeral：The cylindrical sintering furnace cavities of 1-, 2- spherical sintereds room, the first cover boards of 21-, 22- wires, 23- powder
Last discharge line, 3- first chambers, 31- second chambers, 4- baffles, 5- sintering platforms, 6- metal holders, 7- stents, 8- electricity
Calandria, 9- gas inlet ducts, 10- gases exit lines, the second cover boards of 11-, 12- gas pipelines, 13- metal fins, 14-
Rectangular recess.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
As shown in Figure 1-Figure 3, the utility model provides a kind of heating furnace of multiple uniform temperature fields, is sintered including cylinder
Furnace cavity 1 and first chamber 3 are provided with multiple spherical sintered rooms 2, the cylindrical sintering furnace cavity 1 in the first chamber 3
Inner wall be connected with to fix the stent 7 of spherical sintered room 2, be provided between adjacent two spherical sintereds room 2 by first chamber 3
It is divided into the baffle 4 of multiple second sintering chambers, two adjacent spherical sintered rooms 2 are connected by gas pipeline 12, wherein one end
Spherical sintered room 2 be connected with to be passed through the gas inlet duct 9 of inert gas or reaction gas, the spherical burning of the other end
Knot room 2 is connected with to discharge the gases exit line 10 of gas, and the chamber of each spherical sintered room 2 is centrally disposed useful
In being provided with multiple electric heating bodies 8 in parallel in the sintering platform 5 for placing sintered specimen, the cylindrical sintering furnace cavity 1, often
A electric heating body 8 is corresponded with spherical sintered room 2, is also set up in each second chamber 31 for electric heating body
Metal fin 13 in 8 heat transfers sent to the outer wall of spherical sintered room 2, the both ends of the metal fin 13 respectively with ball
The outer wall of shape agglomerating chamber 2 is connected with the inner wall of cylindrical sintering furnace cavity 1.
The course of work of the heating furnace of multiple uniform temperature fields of the utility model is as follows：When need to multiple identical products burn
During knot, product is placed on the sintering platform 5 in spherical sintered room 2, if product needs are sintered in the environment of inert gas,
Inert gas is just passed through by gas inlet duct 9 so that the air in each spherical sintered room 2 is squeezed out by inert gas, most
The product in each spherical sintered room 2 is surrounded by inert gas afterwards, when being if desired passed through other reaction gas with product reaction,
Then can other reaction gas be passed through by gas inlet duct 9, each electric heating body 8 to one during reaction
Spherical sintered room 2 in two chambers 31 is heated, and electric heating body 8 and the inner wall of cylindrical sintering furnace cavity 1 are directly connected to add
Heat, the inner wall of cylinder sintering furnace cavity 1 is connected by metal fin 13 with the outer wall of spherical sintered room 2, due to metal fin
13 is relatively thin, and heat transfer efficiency is high so that the temperature of spherical sintered room 2 throughout is basically identical, ensure that the sintering journey of multiple products
Degree and uniform quality.
In another example, the top of each spherical sintered room 2, which is provided with, takes out or is put into ball for sample
The first through hole of shape agglomerating chamber 2, cylindrical be sintered on furnace cavity 1 are provided with for sample taking-up or are put into spherical sintered
Second through hole of room 2, be provided at the first through hole with spherical sintered room 2 it is hinged for covering or open wide first through hole
The first cover board 21, second through hole be provided with cylindrical sintering furnace cavity 1 it is hinged for covering or open wide the
The medial surface of second cover board 11 of two through holes, the lateral surface of first cover board 21 and the second cover board 11 is connected by wire 22
It connects.When second cover board 11 is pushed open into second chamber 31 when needing sintered products, since metal is connected to and connect
On the first cover board 21 and to there are the effect of pulling force, the second cover board 11 also can be as the movement of the first cover board 21 be towards spherical shape
It is rotated in the chamber of agglomerating chamber 2, realizes the first cover board 21 of opening finally by the second cover board 11 is opened, facilitate and be put into product
On sintering platform 5, then the second cover board 11 is retracted and covers the second through hole, while the first cover board 21 can also turn to and cover first
On the one hand the position of through hole prevents the dust that spherical sintered room 2 generates from disorderly flying, on the other hand ensure that in spherical sintered room 2
Temperature is consistent.
In another example, the spherical sintered room 2 includes copper cavity and from outside to inside coated on copper cavity inner wall
Silver-colored heat-conducting layer.The good heat conductivity of copper cavity ensures that the temperature of the cavity of entire spherical sintered room 2 is consistent, while coats silver
Heat-conducting layer, silver-colored chemical property are stablized, are not also chemically reacted at a sintering temperature, while the good heat conductivity of silver, ensure
The temperature of spherical sintered room 2 is consistent.
In another example, the bottom of the spherical sintered room 2 sets to discharge the dust of sintering process generation
Powder discharge line 23.Since spherical sintered room 2 is closing, what powder discharge line 23 generated when being conducive to product being sintered
Dust is discharged.
In another example, pressure sensor and temperature are additionally provided on the sintering platform 5 of each spherical sintered room 2
Spend sensor.The temperature and pressure in spherical sintered room 2 can be monitored in real time by pressure sensor and temperature sensor, and
This information feeds back to the controller of the heating furnace of multiple uniform temperature fields, realizes the accurate control to the condition of sintering process.
In another example, the material of the sintering platform 5 is metallic copper, and the sintering platform 5 passes through multiple metals
Fixed frame 6 is connected with the inner wall of spherical sintered room 2.Metallic copper sintering platform 5 and 6 one side of metal holder play carrying sintering
The effect of sample, on the other hand plays the role of heat conduction.
In another example, rectangular recess 14 is provided on the sintering platform 5.Rectangular recess 14 is to being loaded with sintering
The reaction vessels of product play the mobile effect of limitation, ensure that product is disturbed in sintering process by external world's shake.
Although the embodiment of the utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to the field of various suitable the utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (7)
1. a kind of heating furnace of multiple uniform temperature fields, which is characterized in that including cylinder sintering furnace cavity (1) and first chamber
(3), multiple spherical sintered rooms (2) are provided in the first chamber (3), the inner wall of the cylindrical sintering furnace cavity (1) connects
It is connected to fix the stent (7) of spherical sintered room (2), is provided between adjacent two spherical sintereds room (2) by first chamber (3)
It is divided into the baffle (4) of multiple second chambers (31), two adjacent spherical sintered rooms (2) are connected by gas pipeline (12),
The spherical sintered room (2) of middle one end is connected with to be passed through the gas inlet duct (9) of inert gas or reaction gas, another
The spherical sintered room (2) at end is connected with to discharge the gases exit line (10) of gas, each spherical sintered room (2)
The centrally disposed sintering platform (5) for being useful for placing sintered specimen of chamber, the cylindrical sintering furnace cavity (1) is interior to be provided with simultaneously
Multiple electric heating bodies (8) of connection, each electric heating body (8) correspond with spherical sintered room (2), each second chamber
It is also set up in room (31) for the metal wing on the outer wall of the heat transfer that electric heating body (8) is sent to spherical sintered room (2)
Piece (13), the both ends of the metal fin (13) are sintered furnace cavity (1) with the outer wall of spherical sintered room (2) and cylinder respectively
Inner wall connects.
2. the heating furnace of multiple uniform temperature fields as described in claim 1, which is characterized in that each spherical sintered room (2)
Top be provided with and take out or be put into the first through hole of spherical sintered room (2) for sample, the cylindrical sintering furnace cavity
(1) be provided on and take out or be put into the second through hole of spherical sintered room (2) for sample, be provided at the first through hole with
Hinged the first cover board (21) for being used to cover or open wide first through hole in spherical sintered room (2), second through hole is set
Have with cylindrical sintering furnace cavity (1) it is hinged for covering or opening wide the second cover board (11) of the second through hole, described first
The lateral surface of cover board (21) and the medial surface of the second cover board (11) are connected by wire (22).
3. the heating furnace of multiple uniform temperature fields as described in claim 1, which is characterized in that the spherical sintered room (2) is by outer
It is and interior including copper cavity and coated in the silver-colored heat-conducting layer on copper cavity inner wall.
4. the heating furnace of multiple uniform temperature fields as described in claim 1, which is characterized in that the bottom of the spherical sintered room (2)
Portion sets to discharge the powder discharge line (23) of the dust of sintering process generation.
5. the heating furnace of multiple uniform temperature fields as described in claim 1, which is characterized in that each spherical sintered room (2)
Sintering platform (5) on be additionally provided with pressure sensor and temperature sensor.
6. the heating furnace of multiple uniform temperature fields as described in claim 1, which is characterized in that the material of the sintering platform (5)
For metallic copper, the sintering platform (5) is connected by multiple metal holders (6) with the inner wall of spherical sintered room (2).
7. the heating furnace of multiple uniform temperature fields as claimed in claim 6, which is characterized in that set on the sintering platform (5)
There is rectangular recess (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350535.7U CN207422894U (en) | 2017-10-19 | 2017-10-19 | A kind of heating furnace of multiple uniform temperature fields |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350535.7U CN207422894U (en) | 2017-10-19 | 2017-10-19 | A kind of heating furnace of multiple uniform temperature fields |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207422894U true CN207422894U (en) | 2018-05-29 |
Family
ID=62312053
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721350535.7U Expired - Fee Related CN207422894U (en) | 2017-10-19 | 2017-10-19 | A kind of heating furnace of multiple uniform temperature fields |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207422894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647317A (en) * | 2018-12-10 | 2019-04-19 | 中国环境科学研究院 | A kind of pyrolytic reaction device and its method for pyrolysis |
| CN110987590A (en) * | 2019-11-07 | 2020-04-10 | 中国船舶重工集团公司第七二五研究所 | Ultralow-temperature isothermal temperature field |
-
2017
- 2017-10-19 CN CN201721350535.7U patent/CN207422894U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647317A (en) * | 2018-12-10 | 2019-04-19 | 中国环境科学研究院 | A kind of pyrolytic reaction device and its method for pyrolysis |
| CN109647317B (en) * | 2018-12-10 | 2024-01-26 | 中国环境科学研究院 | Pyrolysis reaction device and pyrolysis method thereof |
| CN110987590A (en) * | 2019-11-07 | 2020-04-10 | 中国船舶重工集团公司第七二五研究所 | Ultralow-temperature isothermal temperature field |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20181019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |