CN206519139U - A kind of heat exchange converter - Google Patents
A kind of heat exchange converter Download PDFInfo
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- CN206519139U CN206519139U CN201720067987.8U CN201720067987U CN206519139U CN 206519139 U CN206519139 U CN 206519139U CN 201720067987 U CN201720067987 U CN 201720067987U CN 206519139 U CN206519139 U CN 206519139U
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- reaction tube
- heat
- housing
- dividing plate
- heat exchange
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Abstract
The utility model is related to carbide production technical field, more particularly to a kind of heat exchange converter, including housing, dividing plate and reaction tube, dividing plate is arranged at the inside of housing, so that the inside of housing is divided into multiple heat transfer spaces, it is equipped with heat transferring medium import on the corresponding housing of each heat transfer space to export with heat transferring medium, reaction tube passes perpendicularly through the inside that dividing plate is arranged at housing.The utility model sets dividing plate according to the change of reaction tube axial direction thermograde, enclosure interior is divided into multiple independent heat transfer spaces, the reaction heat of reaction tube is independently removed in per part, heat exchange medium temperature is allowed to keep rational heat transfer intensity to reduce the temperature of reaction tube by rate-of flow control.The utility model more reasonably reduces the temperature of reaction tube, improves heat transfer efficiency, improves converter production capacity, while avoiding catalyst caused by hot-spot from inactivating, saves the catalyst in converter, extends the life-span of catalyst.
Description
Technical field
The utility model is related to carbide production technical field, more particularly to a kind of heat exchange converter.
Background technology
At present in calcium carbide process PVC production technology, the reaction of synthesis vinyl chloride thereof in converter of acetylene and hydrogen chloride is whole
The core of individual technique, is also the important difference of carbide and ethylene process technique.Converter is acetylene and hydrogen chloride synthesis is
The special equipment of VCM.
Converter is to walk to remove reaction heat between filling catalyst, tubulation in circular calandria type fixed bed reactor, tubulation
Hot water.It is Evaporating Heat Transfer, non-reaction at the complex heat transfer pattern of the heat-removing way category " heat transfer+vaporization " of converter, reaction zone
It is heat transfer by heat conduction at band.The tubulation of core is to react most fierce, temperature highest region, is also the poor portion of heat transfer
Point.The reaction of acetylene and hydrogen chloride is exothermic reaction in converter, and the heat of generation must be moved up timely and effectively from catalyst
Walk, to avoid the sintering of catalyst caused by temperature control, side reaction and the adverse effect such as increase.
Utility model content
(1) technical problem to be solved
The technical problems to be solved in the utility model is that the existing shell and tube heat exchange converter of solution can not be according on tubulation
The problem of temperature gradient distribution carries out rationally effective heat transfer to reaction tube.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of heat exchange converter, including housing, dividing plate and anti-
Tubulation is answered, the dividing plate is arranged at the inside of the housing, the inside of the housing is divided into multiple heat transfer spaces, each
It is equipped with heat transferring medium import on the corresponding housing of the heat transfer space to export with heat transferring medium, the reaction tube is vertical
The inside of the housing is arranged at through the dividing plate.
Wherein, the dividing plate is multiple, and is uniformly arranged along the axis direction of the reaction tube.
Wherein, heat transferring medium outlet and the heat transferring medium enter reaction tube reaction gases flow direction described in opening's edge according to
It is secondary to set.
Wherein, provided with the deflection plate being be arranged in parallel with the dividing plate in the heat transfer space, and positioned at the heat transferring medium
Between outlet and the heat transferring medium import, the deflection plate is connected with the inwall of the housing, and the area of the deflection plate is small
In the area of the dividing plate.
Wherein, the deflection plate is that two multiple and adjacent deflection plates are staggered.
Wherein, set below the port of the reaction tube on catalyst support member, the catalyst support member and be equipped with aperture
Less than silk screen of the catalyst grain through size.
Wherein, the two ends of the reaction tube are fixedly connected by tube sheet with the housing.
Wherein, the two ends of the housing are all connected with the bobbin carriage end socket of taper.
(3) beneficial effect
Above-mentioned technical proposal of the present utility model has the following advantages that：The utility model heat exchange converter is that a kind of temperature can
Reaction tube is set through dividing plate in the segmented heat exchange converter of control, housing, and gas is sent out in catalyst action in reaction tube
Raw reaction, sets dividing plate according to the change of reaction tube axial direction thermograde, enclosure interior is divided into multiple independent change
Heat space, is independently removed per the reaction heat of reaction tube in part, and heat exchange medium temperature is by rate-of flow control, thus often
Individual heat transfer space has heat transferring medium import and heat transferring medium outlet respectively, sets different according to the heat exchange degree of each heat transfer space
Rate-of flow, be allowed to keep rational heat transfer intensity to reduce the temperature of reaction tube, improve the heat transfer efficiency of converter.
The present invention is in the case where existing converter size and heat exchanger tube quantity are all constant, the temperature of more rational reduction reaction tube
Degree, solve in the prior art in shell and tube converter axially, the problem of radial symmetry gradient is big, improves heat transfer efficiency, improve and turn
Change device production capacity, while avoiding catalyst caused by hot-spot from inactivating, save the catalyst in converter, extend the longevity of catalyst
Life.
Except the utility model described above solve technical problem, constitute technical scheme technical characteristic and
Outside the technical characteristic for having the advantages that these technical schemes is brought, other technical characteristics of the present utility model and these technologies are special
The advantage brought is levied, will be further illustrated with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment heat exchange converter.
In figure：1：Housing；2：Dividing plate；3：Reaction tube；4：Heat transferring medium import；5：Heat transferring medium is exported；6：Deflection plate；
7：Catalyst support member；8：Tube sheet；9：Bobbin carriage end socket.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, in description of the present utility model, unless otherwise indicated, " multiple ", " many ", " multigroup " are meant that two
Individual or two or more, " several ", " some ", " some groups " are meant that one or more.
As shown in figure 1, the heat exchange converter that the utility model embodiment is provided, including housing 1, dividing plate 2 and reaction tube
3, dividing plate 2 is arranged at the inside of housing 1, and the inside of housing 1 is divided into multiple heat transfer spaces, and each heat transfer space is corresponding
Heat transferring medium import 4 and heat transferring medium outlet 5 are equipped with housing 1, reaction tube 3 passes perpendicularly through dividing plate 2 and is arranged at housing 1
It is internal.
The utility model heat exchange converter is that reaction tube is worn in a kind of segmented heat exchange converter of temperature-controllable, housing
Cross gas in dividing plate setting, reaction tube to react in catalyst action, according to reaction tube axial direction thermograde
Change sets dividing plate, and enclosure interior is divided into multiple independent heat transfer spaces, and the reaction heat of reaction tube is independent in every part
Remove, heat exchange medium temperature has heat transferring medium import and heat exchange to be situated between respectively by rate-of flow control, thus each heat transfer space
Matter is exported, and different rate-of flows are set according to the heat exchange degree of each heat transfer space, are allowed to keep rational heat transfer intensity
To reduce the temperature of reaction tube, the heat transfer efficiency of converter is improved.The present invention is in existing converter size and heat exchanger tube quantity
In the case of all constant, the temperature of more rational reduction reaction tube, solve in shell and tube converter in the prior art axially,
The problem of radial symmetry gradient is big, improves heat transfer efficiency, improves converter production capacity, while avoiding catalyst caused by hot-spot from losing
It is living, the catalyst in converter is saved, extends the life-span of catalyst.
Wherein, dividing plate 2 is multiple, and axis direction of the dividing plate 2 along reaction tube 3 is uniformly arranged.Dividing plate can be set it is multiple,
It is uniformly arranged along reaction tube axis direction, two dividing plates, respectively upper spacer and lower clapboard is set in the housing of the present embodiment,
Shell space is divided into three parts by lower clapboard and upper spacer, because generally reaction tube two ends and middle part heat release degree not
Together, rate-of flow is smaller in two heat transfer spaces above and below such a setting, and rate-of flow is larger in intermediate heat transfer space, and effectively reduction is changed
The temperature in heat pipe centre, the hot(test)-spot temperature of reduction tube of convertor center section, it is to avoid catalyst loses caused by hot-spot
It is living, improve the heat transfer efficiency of converter.
Specifically, heat transferring medium outlet 5 is set gradually with heat transferring medium import 4 along the reaction gases of reaction tube 3 flow direction.
The housing of the present embodiment is vertically arranged, and gas from top to bottom flows in reaction tube, the heat transferring medium in each heat transfer space
Import heat transferring medium export lower section, heat transferring medium enter heat transfer space after accumulate flowing, be conducive to each heat transfer space
The abundant heat exchange of middle reaction tube.
Wherein, provided with the deflection plate 6 being be arranged in parallel with dividing plate 2 in heat transfer space, and deflection plate 6 is positioned at heat transferring medium outlet
Between 5 and heat transferring medium import 4, deflection plate 6 is connected with the inwall of housing 1, and the area of deflection plate 6 is less than the area of dividing plate 2.Its
In, deflection plate 6 is that two multiple and adjacent deflection plates 6 are staggered.Multiple and reaction tube is provided with each heat transfer space
The vertical deflection plate of axis direction, baffling plate suqare is less than dividing plate area, and medium flows between deflection plate staggeredly, reduced velocity flow
Be conducive to the abundant heat exchange of reaction tube, improve converter heat exchange efficiency.
Aperture is equipped with less than tactile on catalyst support member 7, catalyst support member 7 in addition, being set below the port of reaction tube 3
Silk screen of matchmaker's grain through size.The catalyst supporting construction of lattice-shaped, catalyst are provided with the present embodiment below reaction tube lower port
Aperture is equipped with supporting construction less than silk screen of the catalyst grain through size.
Wherein, the two ends of reaction tube 3 are fixedly connected by tube sheet 8 with housing 1.Reaction tube and respectively by upper perforated plate
Fix, and be evenly arranged in the housing of converter with lower perforated plate.
Wherein, the two ends of housing 1 are all connected with the bobbin carriage end socket 9 of taper.Housing two ends connect the upper tube box envelope of taper respectively
Head and lower tube box end socket, respectively as the import and export of reacting gas.
In summary, the utility model heat exchange converter is in a kind of segmented heat exchange converter of temperature-controllable, housing
Reaction tube is set through dividing plate, and gas reacts in catalyst action in reaction tube, according to reaction tube axial direction
The change of thermograde sets dividing plate, and enclosure interior is divided into multiple independent heat transfer spaces, and reaction tube is anti-in every part
Hot should independently it remove, heat exchange medium temperature has heat transferring medium to enter respectively by rate-of flow control, thus each heat transfer space
Mouth and heat transferring medium outlet, different rate-of flows are set according to the heat exchange degree of each heat transfer space, are allowed to keep reasonably
Heat transfer intensity reduces the temperature of reaction tube, improves the heat transfer efficiency of converter.The present invention in existing converter size and
In the case that heat exchanger tube quantity is all constant, the temperature of more rational reduction reaction tube solves shell and tube in the prior art and turned
Change in device axially, the problem of radial symmetry gradient is big, improve heat transfer efficiency, converter production capacity is improved, while avoiding hot-spot
Caused catalyst inactivation, saves the catalyst in converter, extends the life-span of catalyst.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technology of the utility model
The spirit and scope of scheme.
Claims (8)
1. a kind of heat exchange converter, it is characterised in that：Including housing, dividing plate and reaction tube, the dividing plate is arranged at the shell
The inside of body, multiple heat transfer spaces are divided into by the inside of the housing, each the corresponding housing of the heat transfer space
On be equipped with heat transferring medium import and heat transferring medium and export, the reaction tube passes perpendicularly through the dividing plate and is arranged at the housing
Inside.
2. heat exchange converter according to claim 1, it is characterised in that：The dividing plate is multiple, and is arranged along the reaction
The axis direction of pipe is uniformly arranged.
3. heat exchange converter according to claim 1, it is characterised in that：The heat transferring medium outlet and the heat transferring medium
Enter reaction tube reaction gases flow direction described in opening's edge to set gradually.
4. heat exchange converter according to claim 3, it is characterised in that：It is provided with flat with the dividing plate in the heat transfer space
Row set deflection plate, and positioned at the heat transferring medium outlet the heat transferring medium import between, the deflection plate with it is described
The inwall connection of housing, the area of the deflection plate is less than the area of the dividing plate.
5. heat exchange converter according to claim 4, it is characterised in that：The deflection plate is multiple and adjacent two
The deflection plate is staggered.
6. the heat exchange converter according to claim 1-5 any one, it is characterised in that：Under the port of the reaction tube
Side, which is set, is equipped with aperture less than silk screen of the catalyst grain through size on catalyst support member, the catalyst support member.
7. heat exchange converter according to claim 6, it is characterised in that：The two ends of the reaction tube by tube sheet with
The housing is fixedly connected.
8. heat exchange converter according to claim 6, it is characterised in that：The two ends of the housing are all connected with the bobbin carriage of taper
End socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067987.8U CN206519139U (en) | 2017-01-18 | 2017-01-18 | A kind of heat exchange converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067987.8U CN206519139U (en) | 2017-01-18 | 2017-01-18 | A kind of heat exchange converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206519139U true CN206519139U (en) | 2017-09-26 |
Family
ID=59889804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720067987.8U Expired - Fee Related CN206519139U (en) | 2017-01-18 | 2017-01-18 | A kind of heat exchange converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206519139U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773090A (en) * | 2019-12-03 | 2020-02-11 | 张家港市江南锅炉压力容器有限公司 | Reactor |
| CN111389338A (en) * | 2020-03-26 | 2020-07-10 | 北京理工大学 | Novel multi-channel reactor for toluene and isobutylene alkylation reaction |
| CN112973580A (en) * | 2021-02-08 | 2021-06-18 | 湖北昌发容器制造有限公司 | Acid-resistant high-temperature-resistant mercury-free catalyst catalytic vinyl chloride converter |
-
2017
- 2017-01-18 CN CN201720067987.8U patent/CN206519139U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773090A (en) * | 2019-12-03 | 2020-02-11 | 张家港市江南锅炉压力容器有限公司 | Reactor |
| CN110773090B (en) * | 2019-12-03 | 2023-12-12 | 江苏江锅智能装备股份有限公司 | Reactor for producing a catalyst |
| CN111389338A (en) * | 2020-03-26 | 2020-07-10 | 北京理工大学 | Novel multi-channel reactor for toluene and isobutylene alkylation reaction |
| CN112973580A (en) * | 2021-02-08 | 2021-06-18 | 湖北昌发容器制造有限公司 | Acid-resistant high-temperature-resistant mercury-free catalyst catalytic vinyl chloride converter |
| CN112973580B (en) * | 2021-02-08 | 2022-01-21 | 湖北昌发容器制造有限公司 | Acid-resistant high-temperature-resistant mercury-free catalyst catalytic vinyl chloride converter |
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Legal Events
| 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: 20170926 Termination date: 20210118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |