CN207756117U - One kind can be changeable through catalyst bed reaction tube reaction furnace apparatus - Google Patents
One kind can be changeable through catalyst bed reaction tube reaction furnace apparatus Download PDFInfo
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- CN207756117U CN207756117U CN201720841425.4U CN201720841425U CN207756117U CN 207756117 U CN207756117 U CN 207756117U CN 201720841425 U CN201720841425 U CN 201720841425U CN 207756117 U CN207756117 U CN 207756117U
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- stainless steel
- mullite
- reaction tube
- end cover
- heater
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Abstract
The utility model is related to reacting furnace technical fields,Especially one kind can be changeable through catalyst bed reaction tube reaction furnace apparatus,Including stainless steel casing,Stainless steel inner container is equipped in stainless steel casing,Heater is equipped in stainless steel inner container,Heater upper and lower ends are respectively connected with mullite thermal insulation board,Upper end mullite thermal insulation board upper end is connected with mullite upper end cover and aluminium alloy upper end cover in turn,And it is provided with strip-shaped hole on mullite upper end cover and aluminium alloy upper end cover,Lower end mullite thermal insulation board lower end is connected with refractory brick plate,Heating chamber is equipped in heater,Reaction tube is equipped in heating chamber,Reaction tube upper end is connect by reacting pipe fitting with mullite upper end cover,Lower end is connect by reacting pipe fitting with refractory brick plate,Reaction tube upper and lower ends are respectively equipped with air inlet inlet tube and outlet,Air inlet inlet tube is extended to by strip-shaped hole above stainless steel casing.The utility model can be such that sample in reaction tube is not limited by flat-temperature zone, and save energy consumption.
Description
Technical field
The utility model is related to reacting furnace technical fields more particularly to one kind can be changeable through catalyst bed reaction tube reaction
Furnace apparatus.
Background technology
Now traditional reacting furnace temperature takes interlude to be used as using temperature section, and reacting furnace furnace shell adds to the air on furnace shell surface
The hot-fluid of thermosetting from bottom to up, but on reaction tube lower contact all it is exposed in air, cause up and down connector temperature it is different, make
It obtains sample export end temperature cannot be guaranteed, influences experiment effect, also greatly reduce the use scope of interlude, also reduce
So that limiting the loading of bed in reaction tube.
Depending on traditional burner flat-temperature zone is the structure with reacting furnace, user requires the size of bed loading, determines anti-
Should pipe volume size, reacting furnace volume size, reacting furnace consume electric energy size, so when flat-temperature zone increases, reacting furnace-e/or
Product, the electric energy consumed can all increase, and cause the waste of experiment material and electric energy.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed can be changeable through urging
Agent bed reaction tube reacts furnace apparatus.
To achieve the goals above, the utility model uses following technical solution：
Designing one kind can be changeable through catalyst bed reaction tube reaction furnace apparatus, including stainless steel casing, the stainless steel
Shell side is fixed with U-shaped mounting base, is coaxially provided with stainless steel inner container in the stainless steel casing, the stainless steel inner container with not
There are gaps between rust outer steel shell, are connected by two aluminium alloy fixed rings between the stainless steel casing and stainless steel inner container
It connects, and two aluminium alloy fixed rings are respectively placed in the upper and lower ends of stainless steel casing, are coaxially set in the stainless steel inner container
There is heater, and there are gaps between the stainless steel inner container and heater, pass through between the stainless steel inner container and heater
Lower end mullite fixed ring is attached, and the heater upper and lower ends are respectively connected with mullite thermal insulation board, do not come described in upper end
Stone thermal insulation board upper end is connected with mullite upper end cover and aluminium alloy upper end cover in turn, and on the mullite upper end cover and aluminium alloy
Strip-shaped hole is provided on end cap, the strip-shaped hole extends to its outer edge from mullite upper end cover and aluminium alloy upper end cover center,
Mullite thermal insulation board lower end described in lower end is connected with refractory brick plate, and heating chamber, the heating chamber are coaxially provided in the heater
It is inside equipped with reaction tube, the reaction tube upper end is connect by reacting pipe fitting with mullite upper end cover, and lower end passes through reaction tube
Connector is connect with refractory brick plate, and the reaction tube upper and lower ends are respectively equipped with air inlet inlet tube and outlet, and the air inlet into
Liquid pipe is extended to by strip-shaped hole above stainless steel casing, and the outlet is through refractory brick plate and extends under stainless steel casing
Side.
Preferably, frivolous thermal insulation layer is equipped between the refractory brick plate and stainless steel casing.
Preferably, it is uniformly provided with multiple heat emission holes at equal intervals on the stainless steel casing.
Preferably, the air inlet inlet tube and exit duct diameter are 6mm, and the bar shaped hole width is more than 6mm.
Preferably, the gap between the stainless steel inner container and heater is filled with silica wool layer.
The utility model proposes one kind can be changeable through catalyst bed reaction tube reaction furnace apparatus, advantageous effect is：
As long as 1, the reaction tube of user is not more than design maximum cavity space volume, can be carried out using the reacting furnace
Experiment, need not customize different tube furnaces.
2, is up and down sealing structure inside the reacting furnace, no air flowing, therefore bed sample in reaction tube can be made not
It is limited by flat-temperature zone, whole reaction tube temperature stable and consistent, improves experiment effect and experiment accuracy.
3, the reaction pipe volume and reaction furnace length are all reduced to original 1/3 or more, and the electric energy of consumption also greatly reduces.
Description of the drawings
Fig. 1 be the utility model proposes it is a kind of can the changeable sectional structure through catalyst bed reaction tube reaction furnace apparatus
Schematic diagram；
Fig. 2 be the utility model proposes it is a kind of can the changeable plan structure through catalyst bed reaction tube reaction furnace apparatus
Schematic diagram.
In figure：Air inlet inlet tube 1, aluminium alloy upper end cover 2, mullite upper end cover 3, heater 4, reaction tube 5, heat emission hole 6,
React pipe fitting 7, U-shaped mounting base 8, refractory brick plate 9, frivolous thermal insulation layer 10, mullite thermal insulation board 11, mullite fixed ring 12,
Stainless steel casing 13, stainless steel inner container 14, outlet 15, aluminium alloy fixed ring 16, strip-shaped hole 17.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, one kind can be changeable through catalyst bed reaction tube reaction furnace apparatus, including stainless steel casing 13, no
It is uniformly provided with multiple heat emission holes 6 at equal intervals on rust outer steel shell 13,13 side of stainless steel casing is fixed with U-shaped mounting base 8, stainless
Stainless steel inner container 14 is coaxially provided in outer steel shell 13, there are gaps between stainless steel inner container 14 and stainless steel casing 13, play very
Good heat-blocking action.It is attached by two aluminium alloy fixed rings 16 between stainless steel casing 13 and stainless steel inner container 14, and
Two aluminium alloy fixed rings 16 are respectively placed in the upper and lower ends of stainless steel casing 13.
Heater 4 is coaxially provided in stainless steel inner container 14, and there are gaps between stainless steel inner container 14 and heater 4, no
Gap between rust steel liner 14 and heater 4 is filled with silica wool layer, plays function of heat insulation.Stainless steel inner container 14 with
It is attached by lower end mullite fixed ring 12 between heater 4, heater 4 is mullite material, and includes resistive tungsten conjunction
Spun gold, due to giving heating in cavity that heat release is wanted to come out, so designed that circular gap heat dissipation region, heating uniformity is good.
4 upper and lower ends of heater are respectively connected with mullite thermal insulation board 11, and mullite thermal insulation board 11 upper end in upper end is sequentially connected
There are mullite upper end cover 3 and aluminium alloy upper end cover 2, mullite material to play good function of heat insulation.
And strip-shaped hole 17 is provided on mullite upper end cover 3 and aluminium alloy upper end cover 2, strip-shaped hole 17 is from mullite upper end cover
3 and 2 center of aluminium alloy upper end cover extend to its outer edge, such design, as long as two plates can be made to rotate when installation reaction tube
In different angle, reaction tube can be made partially middle fixed.Mullite thermal insulation board 11 lower end in lower end is connected with refractory brick plate 9, refractory brick
Frivolous thermal insulation layer 10 is equipped between plate 9 and stainless steel casing 13.
It is coaxially provided with heating chamber in heater 4, reaction tube 5 is equipped in heating chamber, 5 upper end of reaction tube is connect by reaction tube
First 7 connect with mullite upper end cover 3, and lower end is connect by reacting pipe fitting 7 with refractory brick plate 9,5 upper and lower ends of reaction tube difference
Equipped with air inlet inlet tube 1 and outlet 15, and air inlet inlet tube 1 extends to 13 top of stainless steel casing by strip-shaped hole 17, goes out
Mouth pipe 15 is through refractory brick plate 9 and extends to 13 lower section of stainless steel casing, 15 a diameter of 6mm of air inlet inlet tube 1 and outlet, and
17 width of the strip-shaped hole is more than 6mm；In this heating cavity, except the hole that upper and lower side reaction tube is reserved, remaining is in hermetically sealed shape
State.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. one kind can be changeable through catalyst bed reaction tube reaction furnace apparatus, including stainless steel casing（13）, outside the stainless steel
Shell（13）Side is fixed with U-shaped mounting base（8）, the stainless steel casing（13）Inside it is coaxially provided with stainless steel inner container（14）, special
Sign is, the stainless steel inner container（14）With stainless steel casing（13）Between there are gap, the stainless steel casings（13）With not
Become rusty steel liner（14）Between pass through two aluminium alloy fixed rings（16）It is attached, and two aluminium alloy fixed rings（16）Point
Stainless steel casing is not placed in it（13）Upper and lower ends, the stainless steel inner container（14）Inside it is coaxially provided with heater（4）, and it is described not
Become rusty steel liner（14）With heater（4）Between there are gap, the stainless steel inner containers（14）With heater（4）Between pass through lower end
Mullite fixed ring（12）It is attached, the heater（4）Upper and lower ends are respectively connected with mullite thermal insulation board（11）, upper end institute
State mullite thermal insulation board（11）Upper end is connected with mullite upper end cover in turn（3）With aluminium alloy upper end cover（2）, and the mullite
Upper end cover（3）With aluminium alloy upper end cover（2）On be provided with strip-shaped hole（17）, the strip-shaped hole（17）From mullite upper end cover（3）
With aluminium alloy upper end cover（2）Center extends to its outer edge, mullite thermal insulation board described in lower end（11）Lower end is connected with refractory brick
Plate（9）, the heater（4）It is inside coaxially provided with heating chamber, reaction tube is equipped in the heating chamber（5）, the reaction tube（5）
Upper end is by reacting pipe fitting（7）With mullite upper end cover（3）Connection, lower end is by reacting pipe fitting（7）With refractory brick plate（9）
Connection, the reaction tube（5）Upper and lower ends are respectively equipped with air inlet inlet tube（1）And outlet（15）, and the air inlet inlet tube
（1）Pass through strip-shaped hole（17）Extend to stainless steel casing（13）Top, the outlet（15）Through refractory brick plate（9）And extend
To stainless steel casing（13）Lower section.
2. one kind according to claim 1 can be changeable through catalyst bed reaction tube reaction furnace apparatus, which is characterized in that institute
State refractory brick plate（9）With stainless steel casing（13）Between be equipped with frivolous thermal insulation layer（10）.
3. one kind according to claim 1 can be changeable through catalyst bed reaction tube reaction furnace apparatus, which is characterized in that institute
State stainless steel casing（13）It is upper to be uniformly provided with multiple heat emission holes at equal intervals（6）.
4. one kind according to claim 1 can be changeable through catalyst bed reaction tube reaction furnace apparatus, which is characterized in that institute
State air inlet inlet tube（1）And outlet（15）A diameter of 6mm, and the strip-shaped hole（17）Width is more than 6mm.
5. one kind according to claim 1 can be changeable through catalyst bed reaction tube reaction furnace apparatus, which is characterized in that institute
State stainless steel inner container（14）With heater（4）Between gap with silica wool layer be filled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720841425.4U CN207756117U (en) | 2017-07-12 | 2017-07-12 | One kind can be changeable through catalyst bed reaction tube reaction furnace apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720841425.4U CN207756117U (en) | 2017-07-12 | 2017-07-12 | One kind can be changeable through catalyst bed reaction tube reaction furnace apparatus |
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| Publication Number | Publication Date |
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| CN207756117U true CN207756117U (en) | 2018-08-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912939A (en) * | 2020-07-30 | 2020-11-10 | 上海化工研究院有限公司 | Evaluation device and evaluation method for efficiently evaluating performance of olefin purifier |
-
2017
- 2017-07-12 CN CN201720841425.4U patent/CN207756117U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912939A (en) * | 2020-07-30 | 2020-11-10 | 上海化工研究院有限公司 | Evaluation device and evaluation method for efficiently evaluating performance of olefin purifier |
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