CN205718280U - A kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system - Google Patents
A kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system Download PDFInfo
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- CN205718280U CN205718280U CN201620390552.2U CN201620390552U CN205718280U CN 205718280 U CN205718280 U CN 205718280U CN 201620390552 U CN201620390552 U CN 201620390552U CN 205718280 U CN205718280 U CN 205718280U
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- kettle
- vacuum drying
- rotatory vacuum
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Abstract
This utility model provides a kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system, this rotatory vacuum drying kettle includes: kettle, the flange being connected with described kettle in described kettle inner cone section fix, with described flange, the flange being connected, it is clamped with the upper fixture block being mutually matched and lower fixture block between described flange and described flange, between described upper fixture block and described lower fixture block, is gripped with rupture disk.This rotatory vacuum drying kettle is by arranging rupture disk, and when in kettle, pressure is beyond burst pressure, rupture disk explosion, material pressure in kettle is drawn off, avoid the drying kettle personal injury that causes of blast and material flashes burning, ensure that the safety of rotatory vacuum drying kettle, ensure the safety in production of sodium hydrosulfite.
Description
Technical field
This utility model relates to the technical field of the drying system of sodium hydrosulfite process units, especially relates to
And a kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system.
Background technology
Sodium hydrosulfite, formal name used at school sodium dithionite is a kind of crystalline white particle powder, and molecular formula is
Na2S2O4 odorlessness or slightly sulfur dioxide abnormal smells from the patient.Sodium hydrosulfite is widely used in going back of textile industry
Originality dyes, and reproducibility is cleaned, stamp and decolouring and be used as hair, silk, the drift of the fabrics such as nylon
In vain.When being used as reducing agent in printing and dyeing industry, it is ensured that printing quality, make textile color and luster
Bright-coloured, will not be aoxidized by the oxygen in air.Thus referred to as sodium hydrosulfite.Sodium hydrosulfite in papermaking,
For paper pulp in food industry, syrup, the bleaching of the food such as maltose, separately can be used as medical industry,
The raw material of synthetic dyestuffs, also acts as copperplate and analytical reagent etc..
Sodium hydrosulfite has extremely strong reproducibility, meets oxidant, a small amount of water or absorption humid air and can send out
Heat, causes burning or blast, belongs to four class spontaneously combustible, meets water and discharges toxic sulphur dioxide gas
Body.
Sodium hydrosulfite " four-in-one " rotatory vacuum drying kettle collection material " pressure filtration, methanol washing,
Rotatory vacuum heat drying and mix and blend " with one, be interior still with double-deck heat transfer coils and
The pressure vessel of external jacket, in filter-pressing cauldron, liquid, vacuum rotating are dried and stir with material mixing
Mix.One cycle experience repeatedly positive/negative pressure alternately, cold and hot heat transfer alternately, material rotating percussion
Interior tank body, vibrations etc., therefore this still not only function and structure are complicated, the dynamic loading born is the most complicated,
It is susceptible to chemical reaction blast and pressure rises sharply and causes superpressure failure accidents.Have a strong impact on safety
Producing, the personal safety to worker has huge potential safety hazard.
Utility model content
For defect of the prior art, this utility model provides a kind of rotation with rupture pressure disc
Turn vacuum drying still and explosion protection system, it is ensured that the safety of rotatory vacuum drying kettle, it is to avoid weight
The generation of major break down, has ensured the safety in production of sodium hydrosulfite.
First aspect, this utility model provides a kind of rotatory vacuum drying kettle with rupture pressure disc,
Including:
Kettle, the flange being connected with described kettle in described kettle inner cone section and described flange are solid
The fixed flange connected, be clamped with between described flange and described flange the upper fixture block being mutually matched and
Lower fixture block, is gripped with rupture disk between described upper fixture block and described lower fixture block.
Optionally, described rupture disk is antiarch band grooved, to described flange direction indent.
Optionally, described rupture disk with the distance of the one side of the flange away from described rupture disk is
50～60mm.
Optionally, the two ends of described rupture disk are fixed on described upper fixture block and described by alignment pin
Between lower fixture block.
Optionally, described flange is bolted to connection with described flange.
Optionally, between described upper fixture block and described flange, described lower fixture block and described flange it
Between be provided with packing ring.
Optionally, the material of described rupture disk is lining form 316L.
Optionally, the burst pressure of described rupture disk is 0.45MPa.
Optionally, the explosion temperature of described rupture disk is 90 DEG C.
Second aspect, this utility model additionally provides a kind of explosion protection system, including above-mentioned rotation
Vacuum drying still, and the instrument being connected with described rotatory vacuum drying kettle.
As shown from the above technical solution, this utility model provides a kind of rotation with rupture pressure disc true
Empty drying kettle and explosion protection system, by arranging rupture disk, and pressure exceeds burst pressure in kettle
During power, rupture disk explosion, the material pressure in kettle drawn off, it is to avoid drying kettle blast is made
The personal injury and the material that become flash burning, it is ensured that the safety of rotatory vacuum drying kettle, guarantee
The safety in production of sodium hydrosulfite.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art,
The accompanying drawing used required in embodiment or description of the prior art will be briefly described below,
It should be evident that the accompanying drawing in describing below is only examples of implementation more of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these figures.
The rotatory vacuum drying kettle with rupture pressure disc that Fig. 1 provides for this utility model one embodiment
Structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme be clearly and completely described, it is clear that described embodiment be only this
The a part of embodiment of utility model rather than whole embodiments.Based in this utility model
Embodiment, those of ordinary skill in the art are obtained under not making creative work premise
Every other embodiment, broadly falls into the scope of this utility model protection.
Sodium hydrosulfite " four-in-one " rotatory vacuum drying kettle collection material " pressure filtration, methanol washing,
Rotatory vacuum heat drying and mix and blend " and one, axis position, kettle left and right support,
Electronic rotation is also passed in and out air-liquid material respectively by axis internal duct, point chamber external jacket 9 and still
Interior duplex coil can arbitrarily switch hot water or cold water as required and conduct heat, interior still end socket and center
Pipe racks screen plate and silk screen, be respectively used to liquid material filter pressing and nitrogen pressurization, evacuation.Should
Equipment discontinuous operation, service pressure-0.1～0.3MPa, operating temperature room temperature to 85 DEG C, 90 DEG C
More than being likely to result in decomposition reaction, when 100 DEG C, pressure can increase severely.One cycle experience is the most positive and negative
Pressure alternately, cold and hot heat transfer alternately, tank body, vibrations etc. in material rotating percussion.
Fig. 1 shows a kind of rotatory vacuum with rupture pressure disc that this utility model embodiment provides
The structural representation of drying kettle, as it is shown in figure 1, this rotatory vacuum drying kettle includes:
Kettle 1, the flange 3 being connected with described kettle 1 in described kettle 1 inner cone section are convex with described
The edge 3 fixing flange 4 connected, is clamped with between described flange 3 and described flange 4 and is mutually matched
Upper fixture block 5 and lower fixture block 6, be gripped with rupture disk 7 between described upper fixture block 5 and described lower fixture block 6.
Described flange is connected by bolt 8 is fixing with described flange.
Above-mentioned rotatory vacuum drying kettle by arranging rupture disk, and in kettle pressure excessive (note:
Relevant to temperature, the burst pressure corresponding when exceeding explosion temperature of temperature can reduce, but temperature merely
Spend height and will not cause rupture disk explosion) time, rupture disk explosion, the material in kettle is drawn off,
Avoiding drying kettle blast, material flashes burning, it is ensured that the safety of rotatory vacuum drying kettle,
Ensure the safety in production of sodium hydrosulfite.
Described rupture disk is antiarch band grooved, to described flange direction indent.Entrance side P is to rotate
The bleed outlet of vacuum drying still pressure-bearing material (sodium hydrosulfite).
Described rupture disk and the one side (also referred to as flange inner surface) of the flange away from described rupture disk
Distance be 50～60mm.Prevent entrance side blocking (material decomposes bonding causing)；Moist
Powdery solid material or decompose material shock to rupture disk when equipment rotates of caking.Distance
Having grown easy blocking to lose efficacy, short rupture disk may be impacted damage.
For guaranteeing rupture disk uniform force and sealing reliable, mate position inside upper and lower fixture block and fall
Justify and be designed as ledge structure, alignment pin 2 positioning.The two ends of the most described rupture disk are by location
Pin is fixed between described upper fixture block and described lower fixture block.
Between described upper fixture block and described flange, it is respectively provided with between described lower fixture block and described flange
There is packing ring 11, it is ensured that sealing.
Wherein, the material of described rupture disk is lining form 316L/Dn200, demarcates burst pressure
0.45MPa, explosion temperature 90 DEG C, manufacture scope 0, burst pressure franchise-10%, it is ensured that 0.40～
Pressure release in 0.45MPa pressure range.
Above-mentioned rotatory vacuum drying kettle also includes explosion bleeder, and its entrance is at gas solids powder
Gas phase position, conical section circumferencial direction 2 o ' clock orientation near (sodium hydrosulfite) separating surface of end, with interior
Tank conical section right angle setting, so can at utmost reduce coverage during explosion pressure release.
This utility model embodiment additionally provides a kind of explosion protection system, including above-mentioned rotatory vacuum
Drying kettle, and the instrument being connected with described rotatory vacuum drying kettle.
Instrument can monitor the pressure and temperature in kettle in real time, reaches predetermined at pressure or temperature
During value, sending out-of-work signal to rotatory vacuum drying kettle, this can be urgent by coordinating
Oriented stopping button carries out stopping the rotation and is vacuum dried the action of still, makes still mouth downward simultaneously,
Avoid superpressure material to leak to hurt sb.'s feelings.
It addition, the present embodiment selects the antiarch trough of belt with superpressure and negative pressure double protection
Type rupture disk, has fatigue resistance good, does not produce and strikes spark, without fragment during explosion.
In description of the present utility model, illustrate a large amount of detail.It is to be appreciated, however, that
Embodiment of the present utility model can be put into practice in the case of not having these details.At some
In example, it is not shown specifically known method, structure and technology, in order to not fuzzy to this theory
The understanding of bright book.
Similarly, it will be appreciated that disclose to simplify this utility model and help to understand that each is real
One or more, above to exemplary embodiment of the present utility model with in novel aspect
In description, each feature of the present utility model be sometimes grouped together into single embodiment, figure,
Or in descriptions thereof.But, the method for the disclosure should not explained the following meaning in reflection
Figure: this utility model the most required for protection requires that ratio is expressly recited in each claim
The more feature of feature.More precisely, as the following claims reflect,
Utility model aspect is all features less than single embodiment disclosed above.Therefore, abide by
The claims following detailed description of the invention are thus expressly incorporated in this detailed description of the invention, wherein
Each claim itself is as independent embodiment of the present utility model.
It will be understood by those skilled in the art that and the module in the equipment in embodiment can be carried out
Adaptively change and they are provided in one or more equipment that this embodiment is different
In.Module in embodiment or unit or assembly can be combined into a module or unit or group
Part, and multiple submodule or subelement or sub-component can be put them in addition.Except this
At least some in the feature of sample and/or process or unit is mutually exclusive part, can use
Any combination to this specification (including adjoint claim, summary and accompanying drawing) disclosed in
All features and so disclosed any method or all processes of equipment or unit carry out group
Close.Unless expressly stated otherwise, this specification (includes adjoint claim, summary and attached
Figure) disclosed in each feature can by provide identical, equivalent or the alternative features of similar purpose
Replace.
Although additionally, it will be appreciated by those of skill in the art that embodiments more described herein
Including some feature included in other embodiments rather than further feature, but different enforcement
The combination of the feature of example means to be within the scope of this utility model and form different realities
Execute example.Such as, in the following claims, embodiment required for protection any it
One can mode use in any combination.
All parts embodiment of the present utility model can realize with hardware, or with at one or
The software module run on the multiple processor of person realizes, or realizes with combinations thereof.Ability
Territory it will be appreciated by the skilled person that can use in practice at microprocessor or digital signal
Reason device (DSP) realizes according in the equipment of a kind of browser terminal of this utility model embodiment
The some or all functions of some or all parts.This utility model is also implemented as
For performing part or all equipment or the device program of method as described herein
(such as, computer program and computer program).Such realize journey of the present utility model
Sequence can store on a computer-readable medium, or can have one or more signal
Form.Such signal can be downloaded from internet website and obtain, or on carrier signal
There is provided, or provide with any other form.
It should be noted that this utility model is illustrated rather than this practicality by above-described embodiment
Novel limit, and those skilled in the art are without departing from scope of the following claims
In the case of can design alternative embodiment.In the claims, should not will be located between bracket
Any reference marks is configured to limitations on claims.Word " comprises " not exclude the presence of and does not arranges
Element in the claims or step.Word "a" or "an" before being positioned at element is not excluded for
There is multiple such element.This utility model can be by means of including some different elements
Hardware and realizing by means of properly programmed computer.If listing the unit of equipment for drying
In claim, several in these devices can be to carry out concrete body by same hardware branch
Existing.Word first, second and third use do not indicate that any order.Can be by these
Word explanation is title.
It is last it is noted that various embodiments above is only in order to illustrate technical side of the present utility model
Case, is not intended to limit；Although this utility model having been carried out in detail with reference to foregoing embodiments
Explanation, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or enters the most some or all of technical characteristic
Row equivalent；And these amendments or replacement, do not make the essence disengaging of appropriate technical solution
The scope of this utility model each embodiment technical scheme, it all should be contained in power of the present utility model
Profit requires and in the middle of the scope of description.
Claims (10)
1. a rotatory vacuum drying kettle with rupture pressure disc, it is characterised in that including:
Kettle, the flange being connected with described kettle in described kettle inner cone section and described flange are solid
The fixed flange connected, be clamped with between described flange and described flange the upper fixture block being mutually matched and
Lower fixture block, is gripped with rupture disk between described upper fixture block and described lower fixture block.
Rotatory vacuum drying kettle the most according to claim 1, it is characterised in that described quick-fried
Fragmentation is antiarch band grooved, to described flange direction indent.
Rotatory vacuum drying kettle the most according to claim 2, it is characterised in that described quick-fried
Fragmentation is 50～60mm with the distance of the one side of the flange away from described rupture disk.
Rotatory vacuum drying kettle the most according to claim 1, it is characterised in that described quick-fried
The two ends of fragmentation are fixed between described upper fixture block and described lower fixture block by alignment pin.
Rotatory vacuum drying kettle the most according to claim 1, it is characterised in that described convex
Edge is bolted to connection with described flange.
Rotatory vacuum drying kettle the most according to claim 1, it is characterised in that on described
Between fixture block and described flange, between described lower fixture block and described flange, it is provided with packing ring.
7. according to the rotatory vacuum drying kettle according to any one of claim 1-6, it is characterised in that
The material of described rupture disk is lining form 316L.
8. according to the rotatory vacuum drying kettle according to any one of claim 1-6, it is characterised in that
The burst pressure of described rupture disk is 0.45MPa.
9. according to the rotatory vacuum drying kettle according to any one of claim 1-6, it is characterised in that
The explosion temperature of described rupture disk is 90 DEG C.
10. an explosion protection system, it is characterised in that include institute as any one of claim 1-9
The rotatory vacuum drying kettle stated, and the instrument being connected with described rotatory vacuum drying kettle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620390552.2U CN205718280U (en) | 2016-04-28 | 2016-04-28 | A kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620390552.2U CN205718280U (en) | 2016-04-28 | 2016-04-28 | A kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system |
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| CN205718280U true CN205718280U (en) | 2016-11-23 |
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| CN201620390552.2U Active CN205718280U (en) | 2016-04-28 | 2016-04-28 | A kind of rotatory vacuum drying kettle with rupture pressure disc and explosion protection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957187A (en) * | 2017-11-20 | 2018-04-24 | 吴江天吴特种安全阀有限公司 | A kind of powder drying machine leaking explosion device |
| CN108061186A (en) * | 2017-10-23 | 2018-05-22 | 李艺 | It is a kind of to be used for releasing pressure automatically and the safety valve resetted in pyrolytic process |
| CN109273328A (en) * | 2017-07-18 | 2019-01-25 | 平高集团有限公司 | A kind of installation method of explosion-protection equipment |
| CN109405426A (en) * | 2018-12-29 | 2019-03-01 | 中南林业科技大学 | Sodium hydrosulfite drier safety anti-explosive system and its safety anti-explosive method |
| CN113339553A (en) * | 2021-04-30 | 2021-09-03 | 中国东方电气集团有限公司 | Rupture disk safety device |
-
2016
- 2016-04-28 CN CN201620390552.2U patent/CN205718280U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273328A (en) * | 2017-07-18 | 2019-01-25 | 平高集团有限公司 | A kind of installation method of explosion-protection equipment |
| CN108061186A (en) * | 2017-10-23 | 2018-05-22 | 李艺 | It is a kind of to be used for releasing pressure automatically and the safety valve resetted in pyrolytic process |
| CN107957187A (en) * | 2017-11-20 | 2018-04-24 | 吴江天吴特种安全阀有限公司 | A kind of powder drying machine leaking explosion device |
| CN109405426A (en) * | 2018-12-29 | 2019-03-01 | 中南林业科技大学 | Sodium hydrosulfite drier safety anti-explosive system and its safety anti-explosive method |
| CN109405426B (en) * | 2018-12-29 | 2023-12-12 | 中南林业科技大学 | Safe explosion-proof system and safe explosion-proof method of sodium hydrosulfite dryer |
| CN113339553A (en) * | 2021-04-30 | 2021-09-03 | 中国东方电气集团有限公司 | Rupture disk safety device |
| CN113339553B (en) * | 2021-04-30 | 2023-03-10 | 中国东方电气集团有限公司 | Rupture disk safety device |
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