CN209578041U - A kind of roaster - Google Patents
A kind of roaster Download PDFInfo
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- CN209578041U CN209578041U CN201920177751.9U CN201920177751U CN209578041U CN 209578041 U CN209578041 U CN 209578041U CN 201920177751 U CN201920177751 U CN 201920177751U CN 209578041 U CN209578041 U CN 209578041U
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Abstract
The utility model belongs to reclaimed sand technical field, and in particular to a kind of roaster, comprising: furnace body, middle part side are provided with the combustor that heat is conveyed into furnace body；Sub-sand mechanism, is set to furnace body top center position, and sub-sand mechanism has into sand device, sub-sand shaft and taper sub-sand bucket；Heat exchange mechanism, is set to the intracorporal lower part of furnace, and heat exchange mechanism has upper locating rack, lower locating rack and several heat exchangers being set between locating rack and lower locating rack；Knockout mechanism, is set to bottom of furnace body.The utility model is fed intake discarded sand progress rain type using sub-sand mechanism, and dispersion degree is high, and antiquated sand completes preheating, primary roasting and after baking in roaster in dropping process, processing speed is fast, and heat utilization ratio is high, and burning is thorough, processing speed is fast, the effectively save energy.
Description
Technical field
The utility model belongs to reclaimed sand technical field, and in particular to a kind of roaster.
Background technique
In foundry industry, largely discarded sand can be generated, antiquated sand processing is inconvenient, serious waste of resources, by these antiquated sands
Reclaiming is carried out, can be widely applied in industrial production, environmental protection and energy saving.Roaster can by resin mixed in antiquated sand etc.
Combustion things are burnt, and can recycle antiquated sand after burning completely, and utilization rate is high, but are easily encountered often in recycling antiquated sand wet
Sand, these damp sand processing difficulties are high, just can be carried out burning after needing dry, preheating, energy required for regenerating is big, economic benefit
It is not high, and in sand after baking have a large amount of heat, be lost in environment equipment and ambient enviroment are also easy to produce it is unfavorable
It influences.
In order to improve the combustion efficiency and processing speed of antiquated sand, it usually needs antiquated sand is scattered and is fed intake, object when feeding intake
The density of material is smaller, and burning velocity is faster, and roaster processing speed is fast, and taper sub-sand is arranged in feed inlet during commonly feeding intake
Sand guiding outflow is improved dispersion effect by device, but the antiquated sand for being into roast area is still not uniform enough, and roasting effect is paid no attention to
Think.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of point and feeds uniform, roasting
The controllable roaster of the quick thorough, energy-saving and emission-reduction of burning, input and output material.
The purpose of this utility model can be realized by the following technical scheme: a kind of roaster, including,
Furnace body, middle part side are provided with the combustor that heat is conveyed into furnace body；
Sub-sand mechanism, is set to furnace body top center position, and the sub-sand mechanism has into sand device, sub-sand shaft and cone
Shape sub-sand bucket, it is described enter sand device be fixedly installed on furnace body upper end, it is described enter sand device in be provided with can with enter the relative rotation of sand device
Sub-sand shaft, it is described enter sand device lower end penetrate in furnace body, and the side of sub-sand shaft lower part offers sand export, described
Taper sub-sand bucket is set in furnace body and is set to below sub-sand shaft；
Heat exchange mechanism, is set to the intracorporal lower part of furnace, the heat exchange mechanism have upper locating rack, lower locating rack with
And it is set to several heat exchangers between locating rack and lower locating rack；
Knockout mechanism, is set to bottom of furnace body, and the knockout mechanism has knockout plate, positioning plate, several discharge nozzles
With knockout bucket, discharge nozzle top setting is connected to knockout plate, and the knockout plate, positioning plate and furnace body constitute bellows, institute
It states heat exchanger lower end and enters bellows across knockout plate.
In a kind of above-mentioned roaster, it is provided with venting at the top of the furnace body, the venting side is provided with row
Port.
In a kind of above-mentioned roaster, the sub-sand shaft inner upper end is provided with demarcation plate, the demarcation plate middle part
It is provided with connecting rod, is provided with motor above the connecting rod.
In a kind of above-mentioned roaster, the heat exchanger twist and inner hollow, at the top of the heat exchanger and bottom
Portion is respectively set to rectilinear tubes.
In a kind of above-mentioned roaster, annular passage, the annular passage are provided on the furnace body on the outside of the bellows
Middle part is connected with blower, and the annular passage both ends are respectively communicated in the side of bellows, and the blower passes through annular passage aweather
Air-blowing in case.
In a kind of above-mentioned roaster, the discharge nozzle lower end passes through positioning plate and discharge nozzle is provided with from lock tube, institute
It states and is vertically arranged from lock tube and discharge nozzle.
It is described that lock tube and discharge nozzle junction are provided with pressure gas valve in a kind of above-mentioned roaster.
The utility model is fed intake discarded sand progress rain type using sub-sand mechanism, and dispersion degree is high, and antiquated sand is in roaster
Preheating, once roasting and after baking are completed in dropping process, processing speed is fast, and heat utilization ratio is high, and burning thoroughly, handles speed
Degree is fast, the effectively save energy.
Detailed description of the invention
Fig. 1 is a kind of roaster structural diagram of the utility model.
In figure, furnace body 100, combustor 110, venting 120, exhaust outlet 130；
Sub-sand mechanism 200, enters sand device 210,220 sand export 221 of sub-sand shaft, demarcation plate 222, connecting rod 223, motor 224,
Taper sub-sand bucket 230；
Heat exchange mechanism 300, upper locating rack 310, lower locating rack 320, heat exchanger 330
Knockout mechanism 400, knockout plate 410, positioning plate 420, discharge nozzle 430, knockout bucket 440, bellows 450, annular passage
451, blower 452, from lock tube 460, pressure gas valve 461.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, a kind of roaster, comprising: furnace body 100, middle part side, which is provided with, conveys heat into furnace body 100
Combustor 110；Sub-sand mechanism 200, is set to 100 top center position of furnace body, sub-sand mechanism 200 have into sand device 210,
Sub-sand shaft 220 and taper sub-sand bucket 230 enter sand device 210 and are fixedly installed on 100 upper end of furnace body, enter that be provided in sand device 210 can
With the sub-sand shaft 220 for entering the relative rotation of sand device 210, enters 210 lower end of sand device and penetrate in furnace body 100, and under sub-sand shaft 220
The side in portion offers sand export 221, and taper sub-sand bucket 230 is set in furnace body 100 and is set to 220 lower section of sub-sand shaft；
Heat exchange mechanism 300, is set to the lower part in furnace body 100, heat exchange mechanism 300 have upper locating rack 310, lower locating rack with
And it is set to several heat exchangers 330 between locating rack 310 and lower locating rack；Knockout mechanism 400, is set to furnace body
100 bottoms, knockout mechanism 400 have knockout plate 410, positioning plate 420, several discharge nozzles 430 and knockout bucket 440, discharge nozzle
430 top settings are connected to knockout plate 410, and knockout plate 410, positioning plate 420 and furnace body 100 constitute bellows 450, heat exchanger
330 lower ends pass through knockout plate 410 and enter bellows 450.
Sub-sand shaft 220 is connected to inside sand device 210 and furnace body 100, the bottom closing of sub-sand shaft 220, in rotation
Discarded sand sheds the rotation of discarded sand along sand export 221, and sand is carried out water conservancy diversion along taper sub-sand bucket 230 by discarded sand, is turning
Under dynamic effect of inertia, discarded sand completes rain type and is scattered, and the degree height that scatters of discarded sand can discard sand in dropping process
Can successively be preheated, once roasting and after baking, burning completely, rate of roasting block, work efficiency is high, along heat exchanger
330 are passed through gas from the bottom up, and for sand along 330 outer wall of heat exchanger to whereabouts, tail gas is taken away and arranged upwards to the heat of sand by gas,
Tail gas preheats the discarded sand fallen into, efficiently uses heat, can be quickly raised to foot dropping down onto 110 position of combustor
Enough temperature, in the top position of 330 outgassing direction of heat exchanger, layer of sand forms fluidized bed, completes primary roasting, drops into sand
When at 330 lateral wall of heat exchanger, discard sand by self-contained heat and carry out after baking, by remaining unburned combustible into
Row thoroughly burning, roasting is thorough, favorable regeneration effect.
Preferably, venting 120 is provided at the top of furnace body 100,120 side of venting is provided with exhaust outlet 130.Tail gas is taken
It will be discharged after 130 output of exhaust outlet processing upwards after the discarded sand preheating in furnace with heat, venting 120 is effectively ensured in furnace
Pressure avoids hypertonia from causing danger.
It is further preferred that 220 inner upper end of sub-sand shaft is provided with demarcation plate 222, the company of being provided in the middle part of demarcation plate 222
Bar 223 is provided with motor 224 above connecting rod 223.Setting demarcation plate 222, uniform feeding, structure are simple in sub-sand shaft 220
Effectively, while demarcation plate 222 can be installed convenient for connecting rod 223, so that motor 224, which is able to drive sub-sand shaft 220, is entering sand device
Rotation in 210 enters the feedstock direction of sand device 210 in the side of sub-sand shaft 220, and longitudinal diaphragm structure can be equal in charging
Even inlet amount, discarded sand will not be accumulated in charging.
Preferably, it is provided with annular passage 451 on the furnace body 100 in 450 outside of bellows, is connected in the middle part of annular passage 451
Blower 452,451 both ends of annular passage are respectively communicated in the side of bellows 450, and blower 452 passes through annular passage 451 to bellows
Air-blowing in 450.The bottom end of heat exchanger 330 passes through knockout plate 410 and is connected to bellows 450, and the gas that blower 452 blasts is along heat exchange
Device 330 is blown into upwards in furnace body 100, is blown afloat upwards by discarded sand, and fluidized bed is formed, and combustor 110 heats up to sand,
Rate of roasting is fast, and combustion rate is high.
It is further preferred that heat exchanger 330 is twist and inner hollow, it is respectively set at the top and bottom of heat exchanger 330
For rectilinear tubes.Blast air-flow from the bottom up inside heat exchanger 330, sand is slowly downward along the gap between heat exchanger 330
It falls, heat is swapped via heat exchanger 330, recycles heat, and the flowing gas inside heat exchanger 330 sends heat back to furnace upwards
In body 100, for the preheating to the discarded sand that falls.
Preferably, 430 lower end of discharge nozzle passes through positioning plate 420 and discharge nozzle 430 is provided with from lock tube 460, from lock tube 460
It is vertically arranged with discharge nozzle 430, connection is on knockout plate 410 at the top of discharge nozzle 430, and knockout plate 410 is for accepting along heat exchange
The sand that the lateral wall of device 330 falls exports downwards further along discharge nozzle 430, is vertical setting, pacifies from lock tube 460 and knockout pipe
It is self-locking to cease angle, shakes out convenient for control.
It is further preferred that being provided with pressure gas valve 461 from lock tube 460 and 430 junction of discharge nozzle.It is needing to start
When shaking out, starts high pressure gas, sand blast is gone out, starts to shake out, process control.
The course of work and principle of a kind of roaster are described below according to above embodiments.
Discarded sand enters from sand inlet, carries out 360 ° along sub-sand shaft 220 and is uniformly sent into sand is abandoned in furnace body 100, and meets
To after taper sub-sand bucket 230, sand becomes the high rain type pan feeding of the degree of scattering under guiding role, by successively pre- in dropping process
Heat, primary roasting and after baking, quick heating, thoroughly, the upward blow out air in 330 exit of heat exchanger, sand is formed herein for burning
Fluidized bed is once roasted under the action of 100 middle part combustor 110 of furnace body, is had along the sand that 330 outer wall of heat exchanger falls
There is heat, also imperfect combustion combustible is thoroughly burnt when falling, heat is exchanged heat by heat exchanger 330,
Heat after after baking is exchanged heat by heat exchanger 330, and hot-air from the bottom up carries out the discarded sand in furnace body 100 pre-
Heat is convenient for heating by ignition, reduces the energy consumption of preheating, reach heat recovery, reduce the heat dissipation of reclaimed sand, energy conservation
The burning of emission reduction, reclaimed sand is thorough, and quality is high.
The utility model is by rain type pan feeding, convenient for the burning that is rapidly heated, and by preheating, primary roasting and secondary roasting
Roasting effect after burning is good, and thoroughly, reclaimed sand quality is high for burning, blast air exchange heat the heat recovery of reclaimed sand is upward
It blows, is preheated for antiquated sand, while blasting air-breathing, effectively save energy, while reducing heat dissipation, save production cost,
And it is environmentally friendly.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of roaster, which is characterized in that including,
Furnace body, middle part side are provided with the combustor that heat is conveyed into furnace body；
Sub-sand mechanism, is set to furnace body top center position, and the sub-sand mechanism has into sand device, sub-sand shaft and taper point
Sand hopper, it is described enter sand device be fixedly installed on furnace body upper end, it is described enter sand device in be provided with can be with the sub-sand that enters the relative rotation of sand device
Shaft, it is described enter sand device lower end penetrate in furnace body, and the side of sub-sand shaft lower part offers sand export, the taper
Sub-sand bucket is set in furnace body and is set to below sub-sand shaft；
Heat exchange mechanism, is set to the intracorporal lower part of furnace, and the heat exchange mechanism has upper locating rack, lower locating rack and sets
Several heat exchangers being placed between locating rack and lower locating rack；
Knockout mechanism, is set to bottom of furnace body, and the knockout mechanism has knockout plate, positioning plate, several discharge nozzles and falls
Sand hopper, discharge nozzle top setting are connected to knockout plate, and the knockout plate, positioning plate and furnace body constitute bellows, described to change
Hot device lower end passes through knockout plate and enters bellows.
2. a kind of roaster according to claim 1, which is characterized in that it is provided with venting at the top of the furnace body, it is described
Venting side is provided with exhaust outlet.
3. a kind of roaster according to claim 1, which is characterized in that the sub-sand shaft inner upper end is provided with separation
Plate, the demarcation plate middle part are provided with connecting rod, are provided with motor above the connecting rod.
4. a kind of roaster according to claim 1, which is characterized in that the heat exchanger twist and inner hollow,
Rectilinear tubes are respectively set at the top and bottom of the heat exchanger.
5. a kind of roaster according to claim 1, which is characterized in that be provided with annular on the furnace body on the outside of the bellows
Air duct, the annular passage middle part are connected with blower, and the annular passage both ends are respectively communicated in the side of bellows, the blower
The air-blowing into bellows by annular passage.
6. a kind of roaster according to claim 1, which is characterized in that the discharge nozzle lower end passes through positioning plate and discharging
Pipe is provided with from lock tube, described to be vertically arranged from lock tube and discharge nozzle.
7. a kind of roaster according to claim 6, which is characterized in that described to be provided with from lock tube and discharge nozzle junction
Pressure gas valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177751.9U CN209578041U (en) | 2019-01-31 | 2019-01-31 | A kind of roaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177751.9U CN209578041U (en) | 2019-01-31 | 2019-01-31 | A kind of roaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209578041U true CN209578041U (en) | 2019-11-05 |
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ID=68355010
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920177751.9U Active CN209578041U (en) | 2019-01-31 | 2019-01-31 | A kind of roaster |
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| Country | Link |
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| CN (1) | CN209578041U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109676081A (en) * | 2019-01-31 | 2019-04-26 | 宁波华铸环保科技有限公司 | A kind of roaster |
| CN112833668A (en) * | 2020-12-31 | 2021-05-25 | 重庆长江造型材料（集团）股份有限公司 | Distributed thermal cracking system of roasting furnace |
-
2019
- 2019-01-31 CN CN201920177751.9U patent/CN209578041U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109676081A (en) * | 2019-01-31 | 2019-04-26 | 宁波华铸环保科技有限公司 | A kind of roaster |
| CN112833668A (en) * | 2020-12-31 | 2021-05-25 | 重庆长江造型材料（集团）股份有限公司 | Distributed thermal cracking system of roasting furnace |
| CN112833668B (en) * | 2020-12-31 | 2023-02-28 | 重庆长江造型材料（集团）股份有限公司 | Distributed thermal cracking system of roasting furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201117 Address after: 236800 north side of Weiba Road, west side of Zhuangzi Avenue, Chengnan Economic Development Zone, Mengcheng County, Bozhou City, Anhui Province Patentee after: Tianyang Machinery Equipment Co., Ltd Address before: 315800 Room 307, Room 3, Building 2, Building 1, Jiangbin Road, 298 Qijiashan Street, Beilun District, Ningbo City, Zhejiang Province Patentee before: NINGBO HUAZHU ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |