CN206695588U - Dry kiln car and controllable and energy saving type granule wax shale drying device - Google Patents
Dry kiln car and controllable and energy saving type granule wax shale drying device Download PDFInfo
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- CN206695588U CN206695588U CN201621378924.6U CN201621378924U CN206695588U CN 206695588 U CN206695588 U CN 206695588U CN 201621378924 U CN201621378924 U CN 201621378924U CN 206695588 U CN206695588 U CN 206695588U
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- kiln
- kiln car
- car
- energy saving
- controllable
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- 238000001035 drying Methods 0.000 title claims abstract description 45
- 239000008187 granular material Substances 0.000 title claims abstract description 31
- 230000001172 regenerating effect Effects 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000004058 oil shale Substances 0.000 abstract description 21
- 239000007789 gas Substances 0.000 abstract description 20
- 239000002245 particle Substances 0.000 abstract description 3
- 239000002918 waste heat Substances 0.000 abstract description 3
- 238000007670 refining Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003079 shale oil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005292 vacuum distillation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
A kind of controllable and energy saving type granule wax shale drying device is the utility model is related to, belongs to oil shale technical field of drying.Described device includes regenerative furnace, the dry kiln being connected with regenerative furnace, kiln car track, and the kiln car to match with kiln car track.Kiln car along kiln car track by oil shale be sent into dry kiln in, preheated section successively, bringing-up section, cooling section processing, obtain refining oil required oil shale particle.The utility model controllable and energy saving type granule wax shale drying device, simple and reasonable for structure, cold air and waste heat gas in dry kiln flow along kiln car direction of advance Cis formulas, heat good cooling results, energy-saving and emission-reduction.The utility model controllable and energy saving type granule wax shale drying means, mechanization degree is high, realizes abundant, effective utilization of heat, implementation easy to spread, has preferable social and economic benefit.
Description
Technical field
The utility model belongs to oil shale technical field of drying, and in particular to a kind of small of dry kiln car and controllable and energy saving type
The drying device of grain oil shale.
Background technology
Oil shale is a kind of reserves very abundant but the mineral resources not almost being well utilised also.Oil shale not only may be used
Fuel oils is extracted, but also synthetic gas and industrial chemicals can be refined out, by-product can be additionally used in the building such as brickmaking, cement
Material.Worldwide, oil shale reserves, which are converted into caloric value and are only second to coal, is at the second place, be converted to shale oil equivalent to
475000000000 tons, be the preferable alternative energy source of current oil, coal, natural gas for 5.4 times of natural oil recoverable reserves.Chinese oil
About 2,000,000,000,000 tons of shale Prospective resources, 80,000,000,000 tons of folding shale oil, for 32 times of 2,500,000,000 tons of oil-remaining recoverable reserves, occupy the world
4th.
In the prior art, oil shale of the grain graininess more than 8mm can only be refined oil through gas retort, grain graininess is less than
8mm oil shale powder slag is as fuel or gives up.Therefore, can output 30~50% in oil shale mining, transport, shattering process
Granularity be less than 8mm oil shale powder slags, run oil because stove can not be entered, can only all be used as and fuel or give up, which improves
Mining cost causes environmental pollution, while also great waste of resource.Therefore, comprehensively utilizing granule wax shale oil refining has weight
The meaning wanted.
Existing oil shale retorting technology is mainly gas heat carrier retorting technique and hot solid carrier devolatilization technology.Air heat
Carrier retorting technique be in gas retort by 15~75mm bulky grain oil shale by with heating gas direct contact heat transfer and reality
Existing low temperature distillation, still, because using bulky grain oil shale, retorting time is considerably long, generally requires 12~24 hours, and
Evil mind be present inside usual bulky grain, cause that dry distillation efficiency is low, oil yield is low, utilization rate is low；Hot solid carrier devolatilization technology is
By below 25mm or below 15mm or below 8mm or below 6mm granule wax shale by being carried with solid in gas retort
Body heat ash direct contact heat transfer and realize low temperature distillation, although this method, mainly for the treatment of short grained oil shale, it is led
It is to need extra solid particle heating furnace to want shortcoming, and device complexity is huge, and serious wear, continuous operating time are short, remaining
Semicoke and lime-ash are largely abandoned, and capacity usage ratio is low.
The content of the invention
To overcome drawbacks described above, the purpose of this utility model is to provide a kind of dry kiln car and controllable and energy saving type little particle
The drying device of oil shale.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of dry kiln car, comprising chassis, wheel, axletree and car body, axletree is fixed with chassis, and wheel is fixed
At axletree both ends, car body includes the left and right car body being arranged on chassis, and ventilation space is provided between left and right car body,
The surrounding side of left and right car body is respectively ventilative grid, mutual Joint between surrounding side, on the left and right car body also
Dump gate is respectively arranged with, being provided with discharging in left and right car body is supported, and the discharging is supported by left and right car body inner side extremely
Dump gate tilts down setting in the gradient.
According to above-mentioned drying kiln car, heating space width is 3 ~ 10 cm；Discharging support is acclivitous by horizontal direction
Angle is 25 ° ~ 35 °.
According to above-mentioned drying kiln car, described discharging support is supporting steel plate, or is ventilative grid.
A kind of controllable and energy saving type granule wax shale drying device, comprising regenerative furnace, the dry kiln being connected with regenerative furnace, kiln
Track road, and the kiln car to match with kiln car track, the kiln car are above-mentioned drying kiln car.
According to above-mentioned controllable and energy saving type granule wax shale drying device, the dry kiln include preheating section, dryer section,
Cooling section, dryer section top are provided with the main hot gas duct connected with regenerative furnace, and dryer section inner chamber bottom is sequentially provided with multiple hot blasts
Mouthful, hot-air mouth connects with the heating passage of kiln body side wall, is communicated with kiln body heating tube on main hot gas duct at a certain distance
The lateral in road, to dry segment trailer and be additionally provided with cold wind mouth, cold wind mouth is connected with the cold air duct for leading to the outer atmospheric environment of kiln body,
The air draft pipe connected with kiln body inner chamber is provided with the top of cooling section, the air draft pipe is connected with air exhauster.
According to above-mentioned controllable and energy saving type granule wax shale drying device, at least two dry kilns connect with regenerative furnace
Connect, regenerative furnace connects control by master control valve with main hot gas duct, and single control valve is respectively arranged with lateral, described
Temperature measuring equipment is additionally provided with dry kiln kiln body.
According to above-mentioned controllable and energy saving type granule wax shale drying device, described hot-air mouth is along kiln car direction of advance
Dryer section inner chamber bottom is set in qually spaced in, the height such as cold wind mouth and hot-air mouth is set.
Positive beneficial effect of the present utility model
1. dry kiln bassinet structure of the present utility model is simple, novel in design reasonable, discharging support is presented the gradient and tilted down
Set, loading and unloading is convenient, and discharging is thorough, and it is good to be fixedly connected with grid heat drying effect with kiln car body skeleton, beneficial to radiating.
2. the utility model controllable and energy saving type granule wax shale drying device, simple and reasonable for structure, kiln body cooling section
Top is provided with air draft pipe and air exhauster, and the cold air and waste heat gas in dry kiln flow along kiln car direction of advance Cis formulas,
The gas of dry kiln is moved ahead as kiln car enters the direction that kiln tail goes out from kiln hood, and the tractive force of cooling zone induced-draft fan is formed suitable in addition
Formula flows, and heats good cooling results, energy-saving and emission-reduction.
3. the utility model controllable and energy saving type granule wax shale drying means, mechanization degree is high, realizes heat
Fully, effectively utilize, implementation easy to spread, there is preferable social and economic benefit.
Brief description of the drawings
Fig. 1 is the dry kiln bassinet structure schematic diagram of the utility model embodiment 1；
Fig. 2 is the drying kiln car side view of the utility model embodiment 1；
Fig. 3 is the drying kiln car support beam structure schematic diagram of the utility model embodiment 1；
Fig. 4 is the dry kiln structural representation of the utility model embodiment 2；
Fig. 5 is the B-B cross section structure diagrams shown in Fig. 4；
Fig. 6 is the drying device structural representation of the utility model embodiment 2；
Fig. 7 is the utility model controllable and energy saving type granule wax shale drying process figure.
Embodiment
The meaning that label represents in figure：1- dries kiln car, 101- axletrees, 102- wheels, 103- chassis, 104- heating
Space, 105- skeletons, 106- breathe freely grid, 107- dischargings support, 108- Dump gates, 2- dry kilns, 201- preheating sections, 202-
Dryer section, 203- cooling sections, 204- air draft pipes, 205- air exhausters, the main heating pipes of 206-, 207- laterals, 208- add
Hot chamber, 209- kiln bodies, 210- kiln car tracks, 3- regenerative furnaces, 4- repair track, 5- enter tracks, 6- discharge bins, 7- air exhausters,
8- dry kilns, 9- kiln car element ball entruckings position.
The utility model is further illustrated with reference to some specific embodiments.
Embodiment 1
Referring to shown in Fig. 1 ~ 3, a kind of dry kiln car, comprising chassis, wheel, axletree and car body, axletree and underbody
Disk is fixed, and wheel is fixed on axletree both ends, and car body includes the left and right car body being arranged on chassis, left and right car body it
Between be provided with ventilation space, the surrounding side of left and right car body is respectively ventilative grid, mutual Joint between surrounding side, described
Be also respectively provided with Dump gate on left and right car body, discharging be provided with left and right car body and is supported, the discharging support by it is left,
On the inside of right car body setting is tilted down to Dump gate in the gradient.
Described heating space width is 10 cm, and discharging support is 25 ° by the acclivitous angle of horizontal direction.
The discharging support is supporting steel plate.
Described kiln car vehicle body length 3.3m, 35 tons of each kiln car load-carrying.
Embodiment 2
Referring to shown in Fig. 4 ~ 7, a kind of controllable and energy saving type granule wax shale drying device, comprising regenerative furnace, with regenerative furnace
The dry kiln of connection, kiln car track, and the kiln car to match with kiln car track, the kiln car are above-mentioned drying kiln car.
Above-mentioned controllable and energy saving type granule wax shale drying device, the dry kiln include preheating section, dryer section, cooling
Section, dryer section top are provided with the main hot gas duct connected with regenerative furnace, and dryer section inner chamber bottom is sequentially provided with multiple hot-air mouths, heat
Air port connects with the heating passage of kiln body side wall, is communicated with point of kiln body heating pipe on main hot gas duct at a certain distance
Branch pipe(tube), dry segment trailer and be additionally provided with cold wind mouth, cold wind mouth is connected with the cold air duct for leading to the outer atmospheric environment of kiln body, cooling section
Top is provided with the air draft pipe connected with kiln body inner chamber, and the air draft pipe is connected with air exhauster.
Regenerative furnace connects control by master control valve with main hot gas duct, and single control is respectively arranged with lateral
Valve, thermocouple temperature measuring apparatus is additionally provided with the dry kiln kiln body.
According to needs of production, two or at least two dry kilns can be provided with, are connected respectively with regenerative furnace, put down
Row is located at regenerative furnace both sides, the drying device structural representation of two dry kilns is provided with, referring to Fig. 6.
The utility model controllable and energy saving type granule wax shale drying process figure, specific drying process are shown in Fig. 7, dry kiln car
Kiln car element ball entrucking position is driven into by enter track, i.e., plain ball storehouse position, entrucking is carried out, with drying process, into drying
Preheated, heated, cooled down in kiln, roll dry kiln away from, carry out discharging in discharging bin location, loading and unloading, carries out circulation work successively
Industry, dried oil shale water content reach demand.
Described hot-air mouth is set in qually spaced in dryer section inner chamber bottom, cold wind mouth and hot-air mouth along kiln car direction of advance
Set Deng height.
According to above-mentioned controllable and energy saving type granule wax shale drying device, described hot-air mouth is along kiln car direction of advance
Dryer section inner chamber bottom is set in qually spaced in, is correspondingly arranged along dry kiln inwall both sides, totally 23 pairs, adjacent hot-air mouth spacing is
1.65m, dryer section endpiece inner chamber bottom are provided with cold wind mouth, and the height such as cold wind mouth and hot-air mouth is set, totally 5 pairs, cold wind mouth and phase
Adjacent hot-air mouth spacing is 1.65m.
Based on controllable and energy saving type granule wax shale drying device, its controllable and energy saving type granule wax shale drying means,
Implementation process includes herein below：
（1）The granule wax shale of cold moudling is loaded into kiln car in plain ball storehouse position；
（2）Kiln car drives into dry kiln preheating section, is preheated, 28-85 DEG C of 60 minutes preheating times of preheating temperature；
（3）Kiln car drives into dry kiln dryer section, and regenerative furnace hot gas is sent into heating passage by main hot gas duct, by hot-air mouth
It is further fed into dry kiln, oil shale is heated, 130 minutes heat times of 120 DEG C of heating-up temperature
（4）Kiln car drives into dry kiln and dries segment trailer, and waste heat gas is extracted out by air draft pipe, and cold air passes through cold air duct
Into in dry kiln, oil shale is tentatively cooled down, cold air and hot gas go out entering the drainage of smoke exhaust fan entrance；
（5）Kiln car drives into the further natural cooling of cooling section；
（6）Kiln car sails out of dry kiln, in kiln tail discharging；
（7）Discharging is completed, and kiln car is transported to enter track, is fed in enter track end, circulation work；
Or if desired repair, then kiln car is transported to the track that repairs, then goes to plain ball storehouse position to feed, circulation work.
According to above-mentioned controllable and energy saving type granule wax shale drying means, be molded the granularity of the oil shale used for 0~
6cm。
According to above-mentioned controllable and energy saving type granule wax shale drying means, the kiln car along kiln car track at the uniform velocity before
Enter, travel 10 minutes, the adjacent min of kiln car running time interval 8.
According to above-mentioned controllable and energy saving type granule wax shale drying means, described preheating section is 26.4m, dryer section
49.5m, the m of cooling section 16.5,28 kiln cars, kiln total length 92.2m can be accommodated in whole kiln.
According to above-mentioned controllable and energy saving type granule wax shale drying means, described regenerative furnace hot gas is coal gas.
According to above-mentioned controllable and energy saving type granule wax shale drying means, described enter track is provided with 2, and repair rail
Road is provided with 1, and dry kiln is provided with 2, and two dry kilns are respectively arranged on regenerative furnace both sides.
Granule wax shale water content≤4% after the utility model drying process.
Claims (7)
1. a kind of dry kiln car, comprising chassis, wheel, axletree and car body, axletree is fixed with chassis, and wheel is fixed on
Axletree both ends, it is characterised in that car body includes the left and right car body being arranged on chassis, is provided between left and right car body
Ventilation space, the surrounding side of left and right car body are respectively ventilative grid, mutual Joint between surrounding side, the left and right car
Dump gate is also respectively provided with body, being provided with discharging in left and right car body supports, and the discharging support is by left and right car sheet
Internal side tilts down setting to Dump gate in the gradient.
2. dry kiln car according to claim 1, it is characterised in that heating space width is 3 ~ 10 cm；Discharging support by
The acclivitous angle of horizontal direction is 25 ° ~ 35 °.
3. dry kiln car according to claim 1, it is characterised in that described discharging support is supporting steel plate.
4. a kind of controllable and energy saving type granule wax shale drying device, it is characterised in that comprising regenerative furnace, be connected with regenerative furnace
Dry kiln, the kiln car track matched with dry kiln bottom, and the kiln car to match with kiln car track, the kiln car are claim 1
One of~3 any described drying kiln cars.
5. controllable and energy saving type granule wax shale drying device according to claim 4, it is characterised in that the dry kiln
The main hot gas duct connected with regenerative furnace is provided with comprising preheating section, dryer section, cooling section, at the top of dryer section, under dryer section inner chamber
Portion is sequentially provided with multiple hot-air mouths, and hot-air mouth connects with the heating passage of kiln body side wall, on main hot gas duct at a certain distance
The lateral of kiln body heating pipe is communicated with, segment trailer is dried and is additionally provided with cold wind mouth, cold wind mouth, which is connected with, to lead to outside kiln body
The cold air duct of atmospheric environment, cooling section top are provided with the air draft pipe connected with kiln body inner chamber, and the air draft pipe is with taking out
Blower fan connects.
6. controllable and energy saving type granule wax shale drying device according to claim 4, it is characterised in that at least two
Dry kiln is connected with regenerative furnace, and regenerative furnace connects control by master control valve with main hot gas duct, is set respectively on lateral
There is single control valve, temperature measuring equipment is additionally provided with the dry kiln kiln body.
7. controllable and energy saving type granule wax shale drying device according to claim 5, it is characterised in that described hot blast
Opening's edge kiln car direction of advance and is set in qually spaced in dryer section inner chamber bottom, and the height such as cold wind mouth and hot-air mouth is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621378924.6U CN206695588U (en) | 2016-12-15 | 2016-12-15 | Dry kiln car and controllable and energy saving type granule wax shale drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621378924.6U CN206695588U (en) | 2016-12-15 | 2016-12-15 | Dry kiln car and controllable and energy saving type granule wax shale drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206695588U true CN206695588U (en) | 2017-12-01 |
Family
ID=60438449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621378924.6U Expired - Fee Related CN206695588U (en) | 2016-12-15 | 2016-12-15 | Dry kiln car and controllable and energy saving type granule wax shale drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206695588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500501A (en) * | 2016-12-15 | 2017-03-15 | 郑州华宇高炉工程技术有限公司 | Controllable and energy saving type granule wax shale drying device and its drying meanss |
-
2016
- 2016-12-15 CN CN201621378924.6U patent/CN206695588U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500501A (en) * | 2016-12-15 | 2017-03-15 | 郑州华宇高炉工程技术有限公司 | Controllable and energy saving type granule wax shale drying device and its drying meanss |
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| 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: 20171201 |