CN207342467U - A kind of cavity for protective gas drying - Google Patents
A kind of cavity for protective gas drying Download PDFInfo
- Publication number
- CN207342467U CN207342467U CN201721326306.1U CN201721326306U CN207342467U CN 207342467 U CN207342467 U CN 207342467U CN 201721326306 U CN201721326306 U CN 201721326306U CN 207342467 U CN207342467 U CN 207342467U
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- CN
- China
- Prior art keywords
- fixing pipe
- protective gas
- heated shell
- piston
- heating chamber
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Abstract
The utility model discloses a kind of cavity for protective gas drying,Including heated shell,Heating chamber and ventilation lumen are equipped with the heated shell,The heating chamber in the heated shell outside ventilation lumen with being equipped with heating element,Protecting tube is equipped with the outside of the heating chamber,And protecting tube is coiled pipe,The heating chamber is equipped with suction nozzle with extraneous junction,The suction nozzle is fixedly connected with heated shell,The outside of the ventilation lumen is fixing pipe,The fixing pipe is connected with protecting tube by block,And block is equipped with gas passage,The fixing pipe,Sealing device is equipped with the fixing pipe,The utility model is snakelike by the way that heating chamber is arranged to,Heating path can be lengthened,Protective gas is set to be rapidly heated so as to reach required temperature,By the way that the air in ventilation lumen can be excluded completely equipped with removal of impurities hole and the slidable sealing device of installation,It ensure that the purity of protective gas is high,Be conducive to the progress of detection,It is simple in structure,It is highly practical.
Description
Technical field
It the utility model is related to a kind of cavity, and in particular to a kind of cavity for protective gas drying.
Background technology
During chemical research or chemical experiment, to prevent some chemicals and air contact from chemically reacting, need
Protective gas is filled to experimental provision inside, this outer portion chemical experiment also needs to certain temperature, such as water contains in coal
The measure of amount, the chemical composition of coal are made of organic hydrocarbons and inorganic substances, and wherein the moisture in coal is to be easiest to send out
The component for changing.The moisture of coal is the most basic index for evaluating Coal Economy value, because the change of moisture in coal can make
Into the change of the content or caloric value of other components, the certain influence of generation such as inspection matter, metering, examination, management to coal.
In order to measure the content of moisture in coal, it is necessary to which the measuring cup equipped with coal is put into drying in drying box, make in coal
Moisture rapid evaporation, but for the extremely sensitive coal of temperature, is easily aoxidized, it is necessary to be passed through protective gas, makes protection gas
Body in cavity air extrude, reach around coal sample be full protective gas state, so as to prevent its oxidation.Existing protection
Gas is passed through easily to be mixed with drying device when being passed through gas with air, and in heating unit heating chamber space it is excessive, add
Hot time length, when the product quantity for needing to detect is less, can waste substantial amounts of protective gas, be unfavorable for economizing on resources.
Utility model content
The utility model provides a kind of cavity for protective gas drying, solves existing protective gas and is passed through and does
Dry device easily mixes when being passed through gas with air, and in heating unit heating chamber space it is excessive, heating time length, when need
When the product quantity to be detected is less, the problem of substantial amounts of protective gas can be wasted.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of cavity for protective gas drying of the utility model, including heated shell, is equipped with the heated shell
Heating chamber and ventilation lumen, the heating chamber are set with being equipped with heating element in the heated shell outside ventilation lumen on the outside of the heating chamber
There is protecting tube, and protecting tube is coiled pipe, the heating chamber is equipped with suction nozzle, the suction nozzle and heating with extraneous junction
Housing is fixedly connected, and the outside of the ventilation lumen is fixing pipe, and the fixing pipe is connected with protecting tube by block, and block
Gas passage is equipped with, the block offers removal of impurities hole in the heated shell away from fixing pipe side, and is equipped with the hole that cleans
Sealing-plug, is equipped with sealing device in the fixing pipe, and the sealing device includes piston only and capping, the piston only and
Fixing pipe is slidably connected, and the center of the piston only offers gas outlet, and the capping is positioned at the side of piston only and sets
Have and offer shrinkage pool with the corresponding protrusion in gas outlet, the both sides on the piston only positioned at gas outlet, and in shrinkage pool
Spring is fixed with, one end of the spring is fixedly connected with capping, and the one end of the fixing pipe away from block is fixedly connected close
Sealing plate, and the junction sealed set of sealing plate and fixing pipe, the center of sealing plate offer venthole, and fixed on venthole
Outlet nozzle is connected, sealing plate is fixed with two fixed columns close to the side of sealing device, and two fixed columns are relative to going out
Stomata is symmetrical arranged, and is offered on the piston only and the corresponding through hole of fixed column.
As a kind of optimal technical scheme of the utility model, the suction nozzle and outlet nozzle are sealed with heated shell to be connected
Connect.
As a kind of optimal technical scheme of the utility model, the heating element in the heated shell is heating wire.
As a kind of optimal technical scheme of the utility model, the block is fixedly connected with first close to the side of fixing pipe
Electromagnet, and sealing plate is fixedly connected with the second electromagnet close to the side of fixing pipe, is embedded in the piston only and capping
There is iron plate.
As a kind of optimal technical scheme of the utility model, the outside of the heated shell is equipped with insulating layer.
As a kind of optimal technical scheme of the utility model, the both sides of the fixed inside pipe wall offer spacing cunning
Groove, and the piston only is equipped with and the corresponding protrusion of limit sliding chutes.
The beneficial effect that the utility model is reached is：Heating chamber by being arranged to snakelike, Neng Goujia by the utility model
Long heating path, enables protective gas to be rapidly heated so as to reach required temperature, by that can be slided equipped with removal of impurities hole and installation
Dynamic sealing device can exclude the air in ventilation lumen completely, ensure that the purity of protective gas is high, be conducive to detection
Carry out, of simple structure and strong practicability.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.
In the accompanying drawings：
Fig. 1 is a kind of overall structure figure of cavity for protective gas drying of the utility model；
Fig. 2 is a kind of sealing device structure figure of cavity for protective gas drying of the utility model；
In figure：1st, heated shell；2nd, heating chamber；3rd, ventilation lumen；4th, suction nozzle；5th, block；6th, fixing pipe；7th, sealing dress
Put；8th, the first electromagnet；9th, outlet nozzle；10th, the second electromagnet；11st, fixed column；12nd, piston only；13rd, cover；14th, outlet
Mouthful；15th, through hole；16th, spring；17th, sealing-plug.
Embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it will be appreciated that described herein excellent
Select embodiment to be only used for describing and explaining the present invention, be not used to limit the utility model.
Embodiment：As shown in Figs. 1-2, a kind of cavity for protective gas drying of the utility model, including heated shell
1, heated shell 1 is interior to be equipped with heating chamber 2 and ventilation lumen 3, it is characterised in that in the heated shell 1 outside heating chamber 2 and ventilation lumen 3
Equipped with heating element, the outside of heating chamber 2 is equipped with protecting tube, and protecting tube is coiled pipe, and heating chamber 2 is equipped with extraneous junction
Suction nozzle 4, suction nozzle 4 are fixedly connected with heated shell 1, and the outside of ventilation lumen 3 is fixing pipe 6, and fixing pipe 6 passes through with protecting tube
Block 5 is connected, and block 5 is equipped with gas passage, and block 5 offers removal of impurities in the heated shell 1 away from 6 side of fixing pipe
Hole, and sealing-plug 17 is equipped with the hole that cleans, sealing device 7 is equipped with fixing pipe 6, sealing device 7 includes piston only 12 and envelope
Lid 13, piston only 12 are slidably connected with fixing pipe 6, and the center of piston only 12 offers gas outlet 14, and capping 13 is positioned at work
Fill in the side of body 12 and equipped with 14 corresponding protrusion of gas outlet, the both sides on piston only 12 positioned at gas outlet 14 are equal
Shrinkage pool is offered, and spring 16 is fixed with shrinkage pool, one end of spring 16 is fixedly connected with capping 13, and fixing pipe 6 is away from gear
One end fixed connection and sealing plate of block 5, and sealing plate and the junction sealed set of fixing pipe 6, the center of sealing plate offers
Venthole, and outlet nozzle 9 is fixedly connected with venthole, sealing plate is fixed with two fixed columns close to the side of sealing device 7
11, two fixed columns 11 are symmetrical arranged relative to venthole, are offered on piston only 12 and 11 corresponding through hole of fixed column
15。
Suction nozzle 4 and outlet nozzle 9 are tightly connected with heated shell 1.
Heating element in heated shell 1 is heating wire.
Block 5 is fixedly connected with the first electromagnet 8 close to the side of fixing pipe 6, and sealing plate is consolidated close to the side of fixing pipe 6
Surely the second electromagnet is connected, iron plate is embedded with piston only 12 and capping 13.
The outside of heated shell 1 is equipped with insulating layer.
The both sides of 6 inner wall of fixing pipe offer limit sliding chutes, and piston only 12 is equipped with corresponding with limit sliding chutes
Protrusion.
First then the heating element electrified regulation in heated shell 1 is opened sealing-plug 17 during use and passes through suction nozzle 4
Protective gas is passed through, protective gas discharges the air in elongated heating chamber 2, and sealing-plug 17 then is blocked removal of impurities hole, control
Make the first electromagnet 8 to power off, the lower sealing device 7 of the air pressure in heating chamber 2 is by integrated pushing along inside fixing pipe 6
Slide, sealing device 7 can discharge the air in fixing pipe 6 during movement, when sealing device 7 is moved to close to outlet
During mouth 9, the second electromagnet 10 is set to be powered, the attraction of air pressure and the second electromagnet 10 makes piston only 12 be pressed on sealing plate,
Fixed column 11 is through the through hole 15 in piston only 12 at this time and withstanding in capping 13 makes capping 13 be separated with piston only 12, from
And protective gas is discharged from gas outlet 14, the heating work of protective gas is completed, and protective gas purity is high.
The utility model is snakelike by the way that heating chamber 2 is arranged to, and can lengthen heating path, enable protective gas fast
Speed heating so as to reaching required temperature, by equipped with removal of impurities hole and slidable sealing device 7 is installed can be by ventilation lumen 3
Air excludes completely, ensure that the purity of protective gas is high, is conducive to the progress of detection, of simple structure and strong practicability.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of cavity for protective gas drying, including heated shell (1), the heated shell (1) is interior to be equipped with heating chamber
(2) and ventilation lumen (3), it is characterised in that the heating chamber (2) in the heated shell (1) of ventilation lumen (3) outside with being equipped with heating unit
Part, heating chamber (2) outside is equipped with protecting tube, and protecting tube is coiled pipe, and the heating chamber (2) and extraneous junction are set
There is suction nozzle (4), the suction nozzle (4) is fixedly connected with heated shell (1), and the outside of the ventilation lumen (3) is fixing pipe
(6), the fixing pipe (6) is connected with protecting tube by block (5), and block (5) is equipped with gas passage, the block
(5) removal of impurities hole is offered in the heated shell (1) away from fixing pipe (6) side, and sealing-plug (17) is equipped with the hole that cleans, it is described
Sealing device (7) is equipped with fixing pipe (6), the sealing device (7) includes piston only (12) and capping (13), the piston
Body (12) is slidably connected with fixing pipe (6), and the center of the piston only (12) offers gas outlet (14), the capping
(13) positioned at the side of piston only (12) and equipped with gas outlet (14) corresponding protrusion, on the piston only (12)
Shrinkage pool is offered positioned at the both sides of gas outlet (14), and spring (16) is fixed with shrinkage pool, one end of the spring (16)
It is fixedly connected with capping (13), one end fixed connection and sealing plate of the fixing pipe (6) away from block (5), and sealing plate is with consolidating
The junction sealed set of fixed tube (6), the center of sealing plate offer venthole, and outlet nozzle (9) is fixedly connected with venthole,
Sealing plate is fixed with two fixed columns (11) close to the side of sealing device (7), and two fixed columns (11) are relative to going out
Stomata is symmetrical arranged, and is offered on the piston only (12) and fixed column (11) corresponding through hole (15).
A kind of 2. cavity for protective gas drying according to claim 1, it is characterised in that the suction nozzle (4)
It is tightly connected with outlet nozzle (9) with heated shell (1).
A kind of 3. cavity for protective gas drying according to claim 1, it is characterised in that the heated shell
(1) heating element in is heating wire.
4. a kind of cavity for protective gas drying according to claim 1, it is characterised in that the block (5) is leaned on
The side of nearly fixing pipe (6) is fixedly connected with the first electromagnet (8), and sealing plate is fixedly connected with the close to the side of fixing pipe (6)
Iron plate is embedded with two electromagnet, the piston only (12) and capping (13).
A kind of 5. cavity for protective gas drying according to claim 1, it is characterised in that the heated shell
(1) outside is equipped with insulating layer.
A kind of 6. cavity for protective gas drying according to claim 1, it is characterised in that the fixing pipe (6)
The both sides of inner wall offer limit sliding chutes, and the piston only (12) is equipped with and the corresponding protrusion of limit sliding chutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721326306.1U CN207342467U (en) | 2017-10-16 | 2017-10-16 | A kind of cavity for protective gas drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721326306.1U CN207342467U (en) | 2017-10-16 | 2017-10-16 | A kind of cavity for protective gas drying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207342467U true CN207342467U (en) | 2018-05-11 |
Family
ID=62354915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721326306.1U Active CN207342467U (en) | 2017-10-16 | 2017-10-16 | A kind of cavity for protective gas drying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207342467U (en) |
-
2017
- 2017-10-16 CN CN201721326306.1U patent/CN207342467U/en active Active
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