CN206299788U - The secondary sealing device of iodinating reactor - Google Patents
The secondary sealing device of iodinating reactor Download PDFInfo
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- CN206299788U CN206299788U CN201621393813.2U CN201621393813U CN206299788U CN 206299788 U CN206299788 U CN 206299788U CN 201621393813 U CN201621393813 U CN 201621393813U CN 206299788 U CN206299788 U CN 206299788U
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- flange
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- upper flange
- shell flange
- sealing ring
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Abstract
The utility model discloses a kind of secondary sealing device of iodinating reactor, belong to equipment field of sealing technology, including setting the iodination reaction cylinder of shell flange and covering on the upside of iodination reaction cylinder and connect the upper flange of expects pipe, upper flange and shell flange are to be correspondingly arranged and be bolted to connection up and down, it is raised that the lower surface of upper flange is provided with annular, annular projection is that the central axis for surrounding upper flange is set, the upper surface correspondence annular projection of shell flange is provided with inner ring connected in star, annular raised insertion be provided with asbestos pad between inner ring connected in star and annular projection and the groove bottom of inner ring connected in star, sealing ring is provided between upper flange and shell flange, sealing ring interval is located at the raised outer ring of annular, the upper surface correspondence sealing ring of shell flange is provided with seal groove, the insertion seal groove of sealing ring.The utility model is a kind of secondary sealing device of the iodinating reactor for improving flange seal and extending sealing ring service life.
Description
Technical field
The utility model belongs to equipment field of sealing technology, more particularly to a kind of iodinating reactor secondary sealing device.
Background technology
The sealing of the flange port of iodinating reactor is particularly significant, and the major defect of current iodinating reactor flange seal is
Sealing can be lost because sealing ring runs into high temperature, so iodination reaction cylinder to O-ring seal can only be caused away from iodination reaction cylinder
The deposition of middle iodine, on the one hand causes the waste of iodine, on the other hand can be reduced because participating in the iodine of reaction, can also greatly reduce life
Produce efficiency.
Utility model content
The purpose of this utility model is to provide a kind of iodate for improving flange seal and extending sealing ring service life
The secondary sealing device of reactor.
To achieve the above object, the utility model is adopted the following technical scheme that：The secondary sealing device of iodinating reactor, including
The iodination reaction cylinder of shell flange is set and is covered on the upside of iodination reaction cylinder and is connected the upper flange of expects pipe, upper flange and cylinder method
To be correspondingly arranged and being bolted to connection up and down, the lower surface of upper flange is provided with annular projection to orchid, and annular projection is
Central axis around upper flange is set, and the upper surface correspondence annular projection of shell flange is provided with inner ring connected in star, annular
Asbestos pad, upper flange and cylinder are provided between projection insertion inner ring connected in star and annular projection and the groove bottom of inner ring connected in star
Sealing ring is provided between body flange, sealing ring interval seals located at the raised outer ring of annular, the upper surface correspondence of shell flange
Circle is provided with seal groove, the insertion seal groove of sealing ring.
The upper surface of shell flange is provided around the outer annular protrusion of iodination reaction cylinder central axis, the lower surface of upper flange
Correspondence outer annular protrusion is provided with external annular groove, and outer annular protrusion inserts external annular groove and outer annular protrusion is recessed with outer annular
Asbestos pad also is provided between the groove bottom of groove, outer annular protrusion is raised and sealing ring between located at annular.
The upside of upper flange and the downside of shell flange are installed with the cooling jacket of annular, and cooling jacket has circle
The cavity volume for accommodating cooling water of annular, cooling jacket is provided with water inlet and delivery port.
The cooling jacket is located between bolt and outer annular protrusion.
Gap is provided between the lower surface of upper flange and the upper surface of shell flange, the outer peripheral surface around sealing ring is coated
One layer of heat discoloration layer.
The annular is raised to be provided with gap and the trough wall surface of inner ring connected in star between.
Gap is provided between the outer annular protrusion and external annular groove trough wall surface.
The radiating of several coppers is uniformly arranged on the upper surface of upper flange, around the central axis circumferential interval of upper flange
Piece, in the top of the copper heat spreader bottom insertion upper flange on upper flange, on the lower surface of shell flange, around cylinder method
Blue central axis border also sets several copper heat spreaders uniformly at intervals, the copper heat spreader top insertion cylinder on shell flange
In the bottom of body flange.
The secondary sealing device of iodinating reactor described in the utility model, due near iodination reaction cylinder position temperature compared with
Height, can lose sealing when sealing ring runs into high temperature, so sealing ring can only be away from iodination reaction cylinder, to avoid iodination reaction cylinder
Nearby to the deposition of iodine in the middle of O-ring seal, cause iodine to waste, reduce production efficiency, it is raised by annular and asbestos pad is constituted
Secondary sealing structure, with resistance to elevated temperatures, it is to avoid the deposition of iodine, further, set outer in the raised outer ring of annular
Annular protrusion, annular projection is combined with outer annular protrusion and constitutes a kind of mazy sealing structure, iodine is seldom reached
At sealing ring, protect sealing ring not weather, play a part of time sealing, while ambient atmos, debris also cannot be introduced into iodate
In reaction tube, sealing ring plays a part of primary seal；Cooling jacket and copper heat spreader can effectively reduce shell flange and upper
The temperature of flange, it is to avoid sealing ring runs into high temperature failure；Set between the lower surface of upper flange and the upper surface of shell flange
Gap is provided between the trough wall surface of gap, inside and outside annular protrusion and respective annular groove, can avoid forming vacuum in dismounting,
Reduce dismounting resistance；One layer of heat discoloration layer can be coated in the outer peripheral surface of sealing ring, when sealing ring temperature is too high, by upper method
Gap between blue lower surface and shell flange upper surface, can observe with the naked eye heat discoloration layer and change color.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the structural representation of embodiment 2；
Fig. 4 is the structural representation of copper heat spreader on upper flange；
Fig. 5 is the structural representation of copper heat spreader on shell flange；
In figure：Cooling jacket 1, water inlet 2, upper flange 3, expects pipe 4, delivery port 5, bolt 6, shell flange 7, iodination reaction
Cylinder 8, asbestos pad 9, external annular groove 10, outer annular protrusion 11, annular projection 12, inner ring connected in star 13, sealing ring 14, copper
Fin 15, heat discoloration layer 16.
Specific embodiment
Embodiment 1：
The secondary sealing device of the iodinating reactor as shown in Fig. 1-Fig. 2, including the iodination reaction cylinder 8 of shell flange 7 is set
With cover in the upside of iodination reaction cylinder 8 and connect the upper flange 3 of expects pipe 4, the top of iodination reaction cylinder 8 sets nozzle, shell flange 7
It is arranged on 8 tops of iodination reaction cylinder, the tube port position of iodination reaction cylinder 8.Upper flange 3 is covered on the upside of nozzle equivalent to one simultaneously
Blind flange, the centre bore of the connection upper flange 3 of expects pipe 4 is simultaneously connected with iodination reaction cylinder 8, and expects pipe 4 is used for be sent in iodination reaction cylinder 8
Material, expects pipe 4 is located at the upside of upper flange 3.
Upper flange 3, iodination reaction cylinder 8 and shell flange 7 are to be coaxially disposed.
Upper flange 3 and shell flange 7 to be correspondingly arranged up and down and being fixedly connected by bolt 6, the lower surface of upper flange 3 with
The upper surface of shell flange 7 just pair and is the faying face of upper flange 3 and shell flange 7, upper flange 3, the and of shell flange 7 up and down
To be coaxially disposed, bolt 6 sets several to iodination reaction 8 threes of cylinder around the central axis of iodination reaction cylinder 8, to avoid dismounting
When, form vacuum between upper flange 3 and shell flange 7, the lower surface of upper flange 3 and the upper surface of shell flange 7 between the upper and lower every
And gap is provided between the two.
The lower surface of upper flange 3 is provided with the annular projection 12 of downwardly projecting annular, and annular projection 12 is circular
The central axis (while also around central axis of iodination reaction cylinder 8) of upper flange 3 is set, the upper surface correspondence of shell flange 7
Annular projection 12 is provided with inner ring connected in star 13, and annular projection 12 is downwardly into inner ring connected in star 13 and annular projection 12
Asbestos pad 9 is provided with and the groove bottom of inner ring connected in star 13 between, asbestos pad has heat-insulated effect, annular raised 12 and inner ring
Be provided with gap between the trough wall surface of connected in star 13, with reduce annular during dismounting raised 12 and inner ring connected in star 13 trough wall surface it
Between frictional force.
The upper surface of shell flange 7 is provided around the outer shroud of the annular protruding upward of iodination reaction 8 central axis of cylinder
Shape projection 11, the lower surface correspondence outer annular protrusion 11 of upper flange 3 is provided with external annular groove 10, and outer annular protrusion 11 is inserted upwardly into
Asbestos pad 9, the outer shroud also are provided between the groove bottom of external annular groove 10 and outer annular protrusion 11 and external annular groove 10
Gap is provided between shape raised 11 and the trough wall surface of external annular groove 10, it is recessed with outer annular to reduce outer annular protrusion 11 during dismounting
Frictional force between the trough wall surface of groove 10.
The sealing ring 14 of annular is provided between upper flange 3 and shell flange 7, sealing ring 14 is also around iodination reaction cylinder 8
Central axis set, sealing ring 14 interval located at annular projection 12 outer ring, the outer annular protrusion 11 be located at annular
Between raised 12 and sealing ring 14, i.e., annular projection 12, outer annular protrusion 11, sealing ring 14 are to be spaced successively by interior to nonlocal
Set.
The upper surface correspondence sealing ring 14 of shell flange 7 is provided with the seal groove of annular, the insertion sealing of the bottom of sealing ring 14
In groove, that is, when installing, seal groove is only inserted into the bottom of sealing ring 14.Certainly, the utility model is not limited to above-mentioned shape
Formula, can also coat one layer of heat discoloration layer 16 in the outer peripheral surface of sealing ring 14, and the outer peripheral surface around sealing ring 14 coats sense
Warm color-change powder forms the heat discoloration layer 16, and the substantially temperature of sealing ring 14 is arrived by heat discoloration layer observable or supposition.
The upside of upper flange 3 and the downside of shell flange 7 are respectively installed with the cooling jacket 1 of annular, two coolings
Central axis of the water jacket 1 around iodination reaction cylinder 8 is set, and cooling jacket 1 has the appearance for accommodating cooling water of annular
Chamber, cooling jacket 1 is provided with water inlet 2 and delivery port 5, and the cooling jacket 1 is located between bolt 6 and outer annular protrusion 11.
When using, the connection of water inlet 2 water inlet pipe of cooling jacket 1, the connection outlet pipe of delivery port 5 enter in iodination reaction cylinder 8
During row iodination reaction, constantly flowed into cooling jacket 1, flow out recirculated water to reduce the temperature of shell flange 7 and upper flange 3, with
Further reduce the temperature of sealing ring.
Embodiment 2：
The secondary sealing device of the iodinating reactor as shown in Fig. 3-Fig. 5, the difference with embodiment 1 is：In upper method
Several copper heat spreaders 15 are uniformly arranged on blue 3 upper surface, around the central axis circumferential interval of upper flange 3, on upper flange 3
The bottom of copper heat spreader 15 insertion upper flange 3 top in, the upper surface of upper flange 3 is provided with fin slot, on upper flange 3
The bottom of copper heat spreader 15 insertion upper flange 3 upper surface fin slot in.
Several copper are also set uniformly at intervals on the lower surface of shell flange 7, around the central axis border of shell flange 7
Fin processed 15, in the bottom of the copper heat spreader top insertion shell flange 7 on shell flange 7, the lower surface of shell flange 7
Fin slot is provided with, the fin slot of the lower surface of the top of the copper heat spreader 15 insertion shell flange 7 on shell flange 7
In.
All copper heat spreaders 15 are (comprising the copper heat spreader on upper flange 3 and the radiating of the copper on shell flange 7
Piece) it is respectively positioned between annular raised 12 and bolt 6.Preferably, fan (wind can be set in shell flange and upper flange side
Not shown in fan figure), play a part of cooling.
The secondary sealing device of iodinating reactor described in the utility model, due near iodination reaction cylinder 8 position temperature compared with
Height, can lose sealing when sealing ring 14 runs into high temperature, so sealing ring 14 can only be away from iodination reaction cylinder 8, to avoid iodate
Have in the middle of reaction tube 8 to O-ring seal iodine deposition, cause iodine waste, so as to reduce production efficiency, by annular projection 12 Hes
The secondary sealing structure of the composition of asbestos pad 9, with resistance to elevated temperatures, it is to avoid the accumulation of iodine, further, in annular projection 12
Outer ring outer annular protrusion 11 is set, annular raised 12 is combined with outer annular protrusion 11 and constitutes a kind of mazy sealing
Structure, makes volatile materials seldom to reach at sealing ring 14, protects sealing ring 14 not weather, and plays time work of sealing
With while ambient atmos, debris also cannot be introduced into iodination reaction cylinder 8, sealing ring 14 plays a part of primary seal；Cooling jacket
1 can effectively reduce shell flange 7 and the temperature of upper flange 3 is easy to fast quick-detach, on the one hand avoid sealing ring 14 from running into high temperature and lose
Effect；Gap, inside and outside annular protrusion 11 and respective annular are set between the upper surface of the lower surface of upper flange 3 and shell flange 7
Gap is provided between the trough wall surface of groove, can avoid forming vacuum in dismounting, reduce dismounting resistance.
Claims (6)
1. the secondary sealing device of iodinating reactor, including iodination reaction cylinder (8) of shell flange (7) is set and is covered in iodination reaction
Cylinder (8) upside simultaneously connects the upper flange (3) of expects pipe (4), upper flange (3) and shell flange (7) to be correspondingly arranged up and down and passes through
Bolt (6) is fixedly connected, it is characterised in that：The lower surface of upper flange (3) is provided with annular projection (12), annular projection (12)
It is that the central axis for surrounding upper flange (3) is set, upper surface correspondence annular projection (12) of shell flange (7) is provided with annular
Groove (13), annular projection (12) inserts inner ring connected in star (13) and annular projection (12) and inner ring connected in star (13)
Asbestos pad (9) is provided between groove bottom, is provided between upper flange (3) and shell flange (7) between sealing ring (14), sealing ring (14)
Seal groove, sealing ring are provided with every the corresponding sealing ring (14) in upper surface located at the outer ring of annular projection (12), shell flange (7)
(14) seal groove is inserted, the upper surface of shell flange (7) is provided around the outer annular protrusion of iodination reaction cylinder (8) central axis
(11), lower surface correspondence outer annular protrusion (11) of upper flange (3) is provided with external annular groove (10), outer annular protrusion (11) insertion
Asbestos pad (9) also is provided between the groove bottom of external annular groove (10) and outer annular protrusion (11) and external annular groove (10),
Outer annular protrusion (11) is between annular projection (12) and sealing ring (14).
2. the secondary sealing device of iodinating reactor as claimed in claim 1, it is characterised in that：The upside of upper flange (3) and
The downside of shell flange (7) is installed with the cooling jacket (1) of annular, and cooling jacket (1) is with annular for accommodating
The cavity volume of cooling water, cooling jacket (1) is provided with water inlet (2) and delivery port (5).
3. the secondary sealing device of iodinating reactor as claimed in claim 2, it is characterised in that：The cooling jacket (1) is located at
Between bolt (6) and outer annular protrusion (11).
4. the secondary sealing device of iodinating reactor as claimed in claim 1, it is characterised in that：Annular projection (12) with
Gap is provided between the trough wall surface of inner ring connected in star (13).
5. the secondary sealing device of iodinating reactor as claimed in claim 1, it is characterised in that：The outer annular protrusion (11) with
Gap is provided between the trough wall surface of external annular groove (10).
6. the secondary sealing device of iodinating reactor as claimed in claim 1, it is characterised in that：In the upper surface of upper flange (3)
Central axis circumferential interval upper, around upper flange (3) is uniformly arranged several copper heat spreaders, and the copper on upper flange (3) dissipates
In the top of backing bottom insertion upper flange (3), on the lower surface of shell flange (7), around the central shaft of shell flange (7)
Line border also sets several copper heat spreaders uniformly at intervals, the copper heat spreader top insertion shell flange on shell flange (7)
(7) in bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393813.2U CN206299788U (en) | 2016-12-19 | 2016-12-19 | The secondary sealing device of iodinating reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393813.2U CN206299788U (en) | 2016-12-19 | 2016-12-19 | The secondary sealing device of iodinating reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206299788U true CN206299788U (en) | 2017-07-04 |
Family
ID=59213858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621393813.2U Active CN206299788U (en) | 2016-12-19 | 2016-12-19 | The secondary sealing device of iodinating reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206299788U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191228A (en) * | 2017-07-13 | 2017-09-22 | 新乡市万和过滤技术股份公司 | A kind of filter applied to screw expander |
| CN108728870A (en) * | 2017-08-07 | 2018-11-02 | 南京佑天金属科技有限公司 | The production system and its method of crystal bar hafnium |
| CN112128605A (en) * | 2020-10-23 | 2020-12-25 | 安徽商贸职业技术学院 | Adjustable double-cover-body double-compression pressure container |
-
2016
- 2016-12-19 CN CN201621393813.2U patent/CN206299788U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191228A (en) * | 2017-07-13 | 2017-09-22 | 新乡市万和过滤技术股份公司 | A kind of filter applied to screw expander |
| CN108728870A (en) * | 2017-08-07 | 2018-11-02 | 南京佑天金属科技有限公司 | The production system and its method of crystal bar hafnium |
| CN108728870B (en) * | 2017-08-07 | 2021-02-12 | 南京佑天金属科技有限公司 | Production system and method of crystal strip hafnium |
| CN112128605A (en) * | 2020-10-23 | 2020-12-25 | 安徽商贸职业技术学院 | Adjustable double-cover-body double-compression pressure container |
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