CN207163277U - A kind of device for recovered material heat - Google Patents
A kind of device for recovered material heat Download PDFInfo
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- CN207163277U CN207163277U CN201721073181.6U CN201721073181U CN207163277U CN 207163277 U CN207163277 U CN 207163277U CN 201721073181 U CN201721073181 U CN 201721073181U CN 207163277 U CN207163277 U CN 207163277U
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Abstract
The utility model belongs to pulverized coal pyrolysis technical field, discloses a kind of device for recovered material heat, including housing, housing is provided with heat transferring medium import and heat transferring medium exports, in addition to material inlet and material outlet, is respectively arranged at housing tip and bottom；Heat-exchanging component, it is arranged in housing, it includes at least one heat exchange unit with material circulation inner chamber, and material inlet, heat exchange unit and the triangular position relationship of material outlet are suitable to material and flow through the logical inner chamber arrival material outlet of material flow by gravity from material inlet.Material slowly moves down under self gravitation in the material of tube side-i.e. heat exchange unit circulates inner chamber, without additionaling power device, energy consumption is low, heat transferring medium flows in shell side, both are exchanged heat by heat exchange unit, and dusty gas and loss material will not be produced in whole heat transfer process, and the situation of sensible heat is also taken away in the absence of gas, thermal loss is small, has finally effectively reclaimed material heat.
Description
Technical field
The utility model belongs to pulverized coal pyrolysis technical field, and in particular to a kind of device for recovered material heat, it is special
It is not related to a kind of device for being used to cool down semicoke and/or coke and recovered material heat.
Background technology
Semicoke is also known as semi-coke, and it is as the flammable solid product obtained by coal destructive distillation at 500-800 DEG C, wherein main component
Grade for carbon, ash content and volatilization.Coke is then coal in the flammable solid product obtained by more than 800 DEG C destructive distillation, wherein main component
Grade for carbon, ash content, sulphur content, volatilization.Above-mentioned both of which has a higher temperature, and the temperature of semicoke is up to 500-800 DEG C, coke
Then up to more than 800 DEG C, 1050 DEG C are reached as high as, therefore, quenching need to be carried out to both so that it cools.Existing quenching side
Method is divided into the major class of dry and wet two, and wherein CDQ is with cryogenic inert gas (such as nitrogen) cooling semicoke or coke.But
Its floor space is big, device structure is complicated, manufacture difficulty is big, maintenance cost is high, investment is big, and semicoke or coke burning are serious；
Wet quenching is then that caused steam is directly discharged in air to be allowed to cool with Water spray semicoke or coke, but it can disappear
Consume great lot of water resources, produce a large amount of dust-laden sewage, meanwhile, wet quenching can also increase the water content of semicoke or coke, reduce it
Quality, substantial amounts of thermal source is consumed so that it is dried.
In order to avoid drawbacks described above, prior art proposes the mode of the indirect cooling of coil pipe and chuck.Such as Chinese patent
The A of document CN 105135915 disclose the device and technique for reclaiming semicoke sensible heat.The device include cylinder, at least one
The heat exchanger tube and upper perforated plate and lower perforated plate that are located in the cylinder, side wall be provided with semicoke two-phase transportation entrance low head,
Side wall is provided with the upper sealing of overfall, at least one fluidisation being located between the low head and the lower perforated plate its injection dress
Put, to spray vulcanization gas into the heat exchanger tube.Said apparatus will not produce dust-laden sewage, reduce the consumption of water resource,
And sensible heat has been reclaimed to a certain extent.
Above-mentioned technology is by the jet action of fluidized gas so that its entrainment semicoke flows up, subsequently into heat exchanger tube, guarantor
Card high-temperature semi-coke walks tube side, and heat transferring medium walks shell side, so that the two is exchanged heat by the tube wall of heat exchanger tube, such heat exchange side
Formula can bring a series of problems：In order to maintain semicoke wriggling state upward in heat exchanger tube, it is necessary to sustained firing vulcanize gas, one
The impurity such as the dust in aspect vulcanization gas entrainment semicoke, form dusty gas, increase the processing cost of follow-up dusty gas, cause
Semicoke mass loss；On the other hand, vulcanization gas can take away the part sensible heat of semicoke, prevent heat transferring medium from effectively reclaiming in semicoke
Sensible heat, meanwhile, being continuously passed through vulcanization gas, to will also result in energy consumption excessive.
Utility model content
Therefore, to be solved in the utility model is that the device for being currently used for recovered material heat has material and heat damage
The defects of mistake is big, high energy consumption, and then a kind of material of offer and thermal loss are small, energy consumption is low, will not produce being used for for dusty gas
The device of recovered material heat.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
Device provided by the utility model for recovered material heat, including housing, the housing are provided with heat exchange
Medium entrance and heat transferring medium outlet, in addition to material inlet and material outlet, are respectively arranged at the housing tip and bottom；
Heat-exchanging component, it is arranged in the housing, it includes at least one heat exchange unit with material circulation inner chamber, and the material enters
Mouth, the heat exchange unit and the triangular position relationship of the material outlet rely on gravity stream suitable for material from the material inlet
The material outlet is reached through material circulation inner chamber.
Preferably, the heat exchange unit is heat exchanger tube, and the heat exchanger tube is in a row and/or into column distribution, the adjacent heat exchange
Tube center distance between pipe is 1.2-1.5 times of the heat exchanger tube external diameter；
The inlet and outlet of the heat exchanger tube is corresponding with the material inlet and outlet respectively, and extends respectively to described
The top and bottom of housing.
Preferably, the heat exchange bore D >=50mm；
The heat transferring medium import and heat transferring medium outlet are respectively arranged at the bottom and top of the housing sidewall,
Make material with heat transferring medium counter current contacting to be exchanged heat.
Further, in addition to cutting plate, the housing tip is covered on, at least one blanking hole is set thereon, it is described
The import of blanking hole and the heat exchanger tube corresponds；
Blanking distributor, be arranged between the material inlet and the cutting plate so that material be uniformly distributed in it is described
On cutting plate.
Further, in addition to tapered inlet section, there is the first osculum end and the first big opening end, the first osculum end is made
Connected for the material inlet or with the material inlet, first big opening end connects with the housing tip；
Conical outlet section, there is the second osculum end and the second big opening end, the second osculum end is as the material outlet
Or connected with the material outlet, second big opening end connects with the housing bottom.
Preferably, the blanking distributor has the structure that intersecting the formed section of two blanking plates is triangle, described
The drift angle of triangle is relative with the material inlet, and the both ends horizontal of the blanking distributor connects the interior of the tapered inlet section
Side wall.
Preferably, the blanking distributor is embarked on journey distribution from top to bottom, it is adjacent in the ranks, the blanking in row above
The bearing of trend of two blanking plates of distributor respectively with the adjacent top phase for being located at two blanking distributors in bottom row
Hand over, so that material disperses step by step；
Close to the cutting plate the blanking distributor in blanking plate bearing of trend intersect with the blanking hole with
Make material point to the blanking hole.
Preferably, the spacing H between the import of the heat exchanger tube and the cutting plate, the angle of repose a of material, the housing
Inside radius R three between meet following relation H >=R × tan a.
Further, in addition to, the first blow device, its first blow valve port is arranged at the tapered inlet section；
Second blow device, its second blow valve port are arranged at the conical outlet section；
Temperature measuring equipment, it is arranged at the conical outlet section.
Further, in addition to expansion joint, the housing central section is arranged at, to compensate its effect of expanding with heat and contract with cold.
Compared with prior art, the utility model has the advantages that：
(1) device for recovered material heat that the utility model embodiment is provided, in housing tip and bottom point
She Zhi not material inlet and material outlet；Heat-exchanging component is set in housing, and it includes at least one with material circulation inner chamber
Heat exchange unit, material inlet, heat exchange unit and the triangular position relationship of material outlet be suitable to material from material inlet rely on
Gravity flows through material flow and leads to inner chamber arrival material outlet.By above-mentioned setting, material is under self gravitation in tube side-i.e. heat exchange
Slowly moved down in the material circulation inner chamber of unit, without additionaling power device, energy consumption is low, and heat transferring medium flows in shell side, and two
Person is exchanged heat by heat exchange unit, dusty gas and loss material will not be produced in whole heat transfer process, also in the absence of gas
The situation of sensible heat is taken away, thermal loss is small, has finally effectively reclaimed material heat.
(2) device for recovered material heat that the utility model embodiment is provided, heat exchange unit is heat exchanger tube, is changed
Heat pipe sets 1.2-1.5 times that the tube center distance between adjacent heat exchange tubes is heat exchanger tube external diameter in a row and/or into column distribution, with
Material is fully contacted with heat transferring medium, increase heat exchange area, ensure the coefficient of heat transfer of maximum, improve heat transfer effect, finally have
Recovered material heat is imitated, reduces thermal loss；Furthermore the inlet and outlet of heat exchanger tube is corresponding with material inlet and outlet respectively,
And the top and bottom of housing are extended respectively to, on the one hand ensure that material enters in the material circulation inner chamber of heat exchanger tube；The opposing party
Face, extend the currency of material to increase heat-exchange time, improve heat transfer effect.
(3) device for recovered material heat that the utility model embodiment is provided, simple and reasonable, heat transfer effect
Fruit is good, operation is reliable, easy to maintenance, investment cost and energy expenditure are low, while it is cold to solve semicoke or coke in coking industry
But pollution problem, the sensible heat of semicoke or coke has effectively been reclaimed.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of device for recovered material heat in the utility model.
Reference is as follows：
1- material inlets；The blow valve ports of 2- first；3- blanking distributors；4- cutting plates；5- housings；6- bearings；7- expansion joints；
8- heat transferring medium imports；9- heat transferring mediums export；10- heat exchanger tubes；11- discharge outlet；12- temperature measuring equipments；The purging dresses of 13- second
Put；14- material outlets.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation, the finger such as term " on ", " under ", " level ", " interior ", " outer " in description of the present utility model
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to limitation of the present utility model.
, 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 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, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Conflict can is not formed to be combined with each other.
Embodiment 1
A kind of device for recovered material heat is present embodiments provided, as shown in figure 1, including housing 5, on housing 5
Provided with heat transferring medium import 8 and heat transferring medium outlet 9, in addition to,
Material inlet 1 and material outlet 14, are respectively arranged at the top of housing 5 and bottom；
Heat-exchanging component, it is arranged in housing 5, it includes at least one heat exchange unit with material circulation inner chamber, material
Import 1, heat exchange unit and 14 triangular position relationship of material outlet are suitable to material and flow through material by gravity from material inlet 1
Circulate inner chamber arrival material outlet 14.In the present embodiment, housing 5 is cylinder.
Said apparatus, material slowly move down under self gravitation in the material of tube side-i.e. heat exchange unit circulates inner chamber,
Without additionaling power device, energy consumption is low, and heat transferring medium flows in shell side, and both are exchanged heat by heat exchange unit, entirely changes
Dusty gas and loss material will not be produced in thermal process, the situation of sensible heat is also taken away in the absence of gas, thermal loss is small, finally
Effectively material heat is reclaimed.
In the present embodiment, heat exchange unit is heat exchanger tube 10, and heat exchanger tube 10 is in a row and/or into column distribution, adjacent heat exchange
Tube pitch between pipe 10 is 1.2-1.5 times of the external diameter of heat exchanger tube 10, so that material fully contacts with heat transferring medium, increase heat exchange
Area, ensure the coefficient of heat transfer of maximum, improve heat transfer effect, final effectively recovered material heat, reduce thermal loss；Heat exchanger tube
10 inlet and outlet is corresponding with material inlet and outlet respectively, and extends respectively to the top and bottom of housing 5, on the one hand
Ensure that material enters in the material circulation inner chamber of heat exchanger tube 10；On the other hand, when extending the currency of material to increase heat exchange
Between, improve heat transfer effect.
As selectable embodiment, in the present embodiment, as shown in figure 1, heat exchanger tube 10 is axially vertical along housing 5
The straight tube of setting, certainly, as other selectable embodiments, as long as circulating downwards and exchanging heat uniformly along gravity beneficial to material
, as heat exchanger tube 10 can further be increased using the helix tube along the axially vertically disposed downward spiral of housing 5, so setting
Big heat exchange area, extend heat-exchange time, increase heat transfer effect.
In order to prevent material frame bridge blinding plug, influence material and normally circulate, and then influence heat transfer effect, the internal diameter D of heat exchanger tube 10
≥50mm；Heat transferring medium import 8 and heat transferring medium outlet 9 are respectively arranged at the bottom and top of the side wall of housing 5, make material with changing
Thermal medium counter current contacting is to be exchanged heat.
On the basis of above-mentioned technical proposal, in addition to cutting plate 4, the top of housing 5 is covered on, is set thereon at least one
Blanking hole, the import of blanking hole and heat exchanger tube 10 correspond；Blanking distributor 3, be arranged at material inlet 1 and cutting plate 4 it
Between, so that material is uniformly distributed on cutting plate 4.By setting cutting plate 4 and blanking distributor 3, on the one hand disperse material,
Material is set to be evenly distributed on whole cutting plate 4, it is therefore prevented that material bias current, to improve heat transfer effect；On the other hand make material equal
It is even to enter in heat exchanger tube 10, fully heat exchange, avoid loss of material and heat exchanger tube 10 from blocking.
On the basis of above-mentioned technical proposal, in addition to tapered inlet section, there is the first osculum end and the first big opening end, the
One osculum end connects as material inlet 1 or with material inlet 1, and the first big opening end connects with the top of housing 5；Conical outlet section,
With the second osculum end and the second big opening end, the second osculum end connects as material outlet 14 or with material outlet 14, second largest
Mouth end connects with the bottom of housing 5.
In order to improve scattered effect, in the present embodiment, there are blanking distributor 3 two blanking plates to intersect what is formed
Section is the structure of triangle, and the drift angle of triangle is relative with material inlet 1, the both ends horizontal connection taper of blanking distributor 3
The madial wall of inducer.
Further, in the present embodiment, blanking distributor 3 is embarked on journey distribution from top to bottom, it is adjacent in the ranks, it is above
The bearing of trend of two blanking plates of the blanking distributor 3 in row is located at two blanking distributors 3 in bottom row with adjacent respectively
Top intersect so that material disperses step by step；The bearing of trend of blanking plate in the blanking distributor 3 of cutting plate 4 is with
Expect that hole is intersected so that material divides to blanking hole.
Blanking distributor 3 can be selected according to said structure, and its material can also be selected according to being actually needed, at this
In embodiment, the concretely angle steel of blanking distributor 3.
In order that material is uniformly covered with whole cylinder cross section, spacing H, material between the import of heat exchanger tube and cutting plate
Angle of repose a, housing inside radius R three between meet following relation H >=R × tana.
On the basis of above-mentioned technical proposal, in addition to the first blow device, its first blow valve port 2 are arranged at tapered inlet
Section；Second blow device 13, its second blow valve port are arranged at conical outlet section, in the present embodiment, the second blow device 13
Pipe is concretely blowed and sprayed, is stretched in conical outlet section, is provided with and communicated with its second blow valve port coaxial with conical outlet section
VERTICAL TUBE, VERTICAL TUBE side wall, which offers, some blows and sprays mouth.By setting the first blow device and the second blow device 13 to prevent thing
Bridge formation, clogging occur in equipment for material.Blowing medium can use inert gas, such as nitrogen.
Temperature measuring equipment, conical outlet section is arranged at, in the present embodiment, temperature measuring equipment concretely thermometer, passed through
Temperature measuring equipment is set to detect temperature of charge in real time, to adjust the flow of heat transferring medium in time to be cooled down.
On the basis of above-mentioned technical proposal, in addition to expansion joint 7, the middle part of housing 5 is arranged at, is expanded with heat and contract with cold with compensating it
Effect, in the present embodiment, the concretely flexible construction expansion joint of expansion joint 7.
Discharge outlet, the bottom of housing 5, the preferably bottom of housing 5 are arranged at, in order to discharge raffinate during equipment out of use.
Fixing device, it is arranged on the outer wall of housing 5 with fixed and supporing shell 5, in the present embodiment, fixing device tool
Body can be bearing 6.
In addition, tapered inlet section and conical outlet section are tightly connected with housing 5, connected such as by flange, it is easy to disassemble
Inspection and maintenance.
It should be noted that material can be the granular material of any required recovery heat, such as semicoke or coke, carry out self-heating
Solve the semicoke of kiln or Li Jing≤40mm of coke；Heat transferring medium can be recirculated water, to prevent recirculated water fouling at high temperature, thus it is excellent
Blanking salt solution, the demineralized water after heat exchange can be used for boiler feedwater or full factory's water tracing system.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of device for recovered material heat, including housing, the housing is provided with heat transferring medium import and heat exchange is situated between
Matter exports, it is characterised in that also includes,
Material inlet and material outlet, it is respectively arranged at the housing tip and bottom；
Heat-exchanging component, it is arranged in the housing, it includes at least one heat exchange unit with material circulation inner chamber, the thing
Expect that import, the heat exchange unit and the triangular position relationship of the material outlet are suitable to material from the material inlet by weight
Power flows through the material circulation inner chamber and reaches the material outlet.
2. device according to claim 1, it is characterised in that the heat exchange unit is heat exchanger tube, and the heat exchanger tube is in a row
And/or into column distribution, the tube center distance between the adjacent heat exchanger tube is 1.2-1.5 times of the heat exchanger tube external diameter；
The inlet and outlet of the heat exchanger tube is corresponding with the material inlet and outlet respectively, and extends respectively to the housing
Top and bottom.
3. device according to claim 2, it is characterised in that the heat exchange bore D >=50mm；
The heat transferring medium import and heat transferring medium outlet are respectively arranged at the bottom and top of the housing sidewall, make thing
Expect with heat transferring medium counter current contacting to be exchanged heat.
4. the device according to Claims 2 or 3, it is characterised in that also include,
Cutting plate, is covered on the housing tip, sets at least one blanking hole, the blanking hole and the heat exchanger tube thereon
Import corresponds；
Blanking distributor, it is arranged between the material inlet and the cutting plate, so that material is uniformly distributed in the sub-material
On plate.
5. device according to claim 4, it is characterised in that also include,
Tapered inlet section, has the first osculum end and the first big opening end, the first osculum end as the material inlet or with
The material inlet connection, first big opening end connect with the housing tip；
Conical outlet section, has the second osculum end and the second big opening end, the second osculum end as the material outlet or with
The material outlet connection, second big opening end connect with the housing bottom.
6. device according to claim 5, it is characterised in that the blanking distributor has two blanking plates are intersecting to be formed
Section be triangle structure, the drift angle of the triangle is relative with the material inlet, the both ends of the blanking distributor
The madial wall of tapered inlet section described in horizontal connection.
7. device according to claim 6, it is characterised in that the blanking distributor is embarked on journey distribution from top to bottom, adjacent
In the ranks, the bearing of trend of two blanking plates of the blanking distributor in row above is located in bottom row with adjacent respectively
The top of two blanking distributors is intersected, so that material disperses step by step；
The bearing of trend of blanking plate in the blanking distributor of the cutting plate intersects with the blanking hole so that thing
The material point extremely blanking hole.
8. device according to claim 4, it is characterised in that between the import of the heat exchanger tube and the cutting plate
Away from H, the angle of repose a of material, the housing inside radius R three between meet following relation H >=R × tan a.
9. device according to claim 5, it is characterised in that also include,
First blow device, its first blow valve port are arranged at the tapered inlet section；
Second blow device, its second blow valve port are arranged at the conical outlet section；
Temperature measuring equipment, it is arranged at the conical outlet section.
10. device according to claim 1, it is characterised in that also include,
Expansion joint, the housing central section is arranged at, to compensate its effect of expanding with heat and contract with cold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073181.6U CN207163277U (en) | 2017-08-25 | 2017-08-25 | A kind of device for recovered material heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073181.6U CN207163277U (en) | 2017-08-25 | 2017-08-25 | A kind of device for recovered material heat |
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| Publication Number | Publication Date |
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| CN207163277U true CN207163277U (en) | 2018-03-30 |
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ID=61718413
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| CN201721073181.6U Active CN207163277U (en) | 2017-08-25 | 2017-08-25 | A kind of device for recovered material heat |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974486A (en) * | 2019-04-12 | 2019-07-05 | 青岛松灵电力环保设备有限公司 | A kind of cooling equipment of board-like granular material |
| CN110617721A (en) * | 2019-09-05 | 2019-12-27 | 清华大学 | Inclined tube nest particle/supercritical CO2Moving bed heat exchanger |
| CN111141161A (en) * | 2018-11-06 | 2020-05-12 | 金川集团股份有限公司 | Heat exchanger for material heat exchange and heat energy recovery |
| CN112728974A (en) * | 2021-01-04 | 2021-04-30 | 洛阳瑞昌环境工程有限公司 | Glass tube heat exchanger capable of preventing dust deposition and blocking and application thereof |
| CN116608701A (en) * | 2023-05-19 | 2023-08-18 | 江苏东九重工股份有限公司 | Sensible heat waste heat recovery device and method for molten calcium carbide |
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2017
- 2017-08-25 CN CN201721073181.6U patent/CN207163277U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111141161A (en) * | 2018-11-06 | 2020-05-12 | 金川集团股份有限公司 | Heat exchanger for material heat exchange and heat energy recovery |
| CN109974486A (en) * | 2019-04-12 | 2019-07-05 | 青岛松灵电力环保设备有限公司 | A kind of cooling equipment of board-like granular material |
| CN110617721A (en) * | 2019-09-05 | 2019-12-27 | 清华大学 | Inclined tube nest particle/supercritical CO2Moving bed heat exchanger |
| CN112728974A (en) * | 2021-01-04 | 2021-04-30 | 洛阳瑞昌环境工程有限公司 | Glass tube heat exchanger capable of preventing dust deposition and blocking and application thereof |
| CN116608701A (en) * | 2023-05-19 | 2023-08-18 | 江苏东九重工股份有限公司 | Sensible heat waste heat recovery device and method for molten calcium carbide |
| CN116608701B (en) * | 2023-05-19 | 2023-12-01 | 江苏东九重工股份有限公司 | Sensible heat waste heat recovery device and method for molten calcium carbide |
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