CN207990968U - A kind of safe coal-fired hot-blast stove - Google Patents
A kind of safe coal-fired hot-blast stove Download PDFInfo
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- CN207990968U CN207990968U CN201820407133.4U CN201820407133U CN207990968U CN 207990968 U CN207990968 U CN 207990968U CN 201820407133 U CN201820407133 U CN 201820407133U CN 207990968 U CN207990968 U CN 207990968U
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- Prior art keywords
- combustion chamber
- blast stove
- emergency discharge
- coal
- fired hot
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 44
- 239000002893 slag Substances 0.000 claims abstract description 8
- 239000003245 coal Substances 0.000 claims description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003063 flame retardant Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 235000013339 cereals Nutrition 0.000 description 13
- 230000000694 effects Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The utility model discloses a kind of safe coal-fired hot-blast stove, belong to grain drying device technical field, including combustion chamber, the front end of the combustion chamber is provided with coaling machine, the combustion chamber lower part is provided with traveling-grate stoker, the combustion chamber rear portion is provided with expansion chamber, the combustion chamber and the expansion chamber are arranged with slag remover, emergency discharge chimney is arranged in the expansion chamber rear portion, it is provided with emergency discharge mouth at the top of the emergency discharge chimney, the antetheca forward end of the combustion chamber is bent to form face arch, it is fixedly installed rear arch on the rear wall of the combustion chamber, the exit of the combustion chamber is provided with firebreak.The utility model is provided with emergency discharge chimney at combustion chamber rear portion, and the hot wind that hot-blast stove in case of emergency stops making miscellaneous equipment hot wind supply hot-blast stove to generate passes through emergency discharge chimney and is discharged to the external world, plays safety for wind action.
Description
Technical field
The utility model is related to grain drying device technical field, more particularly to a kind of safe coal-fired hot-blast stove.
Background technology
Grain is human lives' necessity, and various countries all pay much attention to grain-production deposit, but before receiving grain and putting in storage, by
Moldy metamorphism is not dried immediately in weather or the big portion's grain of other reasons, not only influences grain quality and also exists to health
It is potentially hazardous.The grain moisture content newly gathered in is generally 17~32% or so, and the safe moisture of grain storage is 14% or so, therefore such as
Fruit, which needs safety stock grain that must reach safe moisture to grain precipitation, to be stored.If not reaching safe moisture content, storing up
During product, it is easy to it is larger to form interior humidity, cause grain there is a situation where go mouldy it is rotten occur, influence the quality of grain
And the normal healthy edible of people.
Hot-blast stove is the key equipment that heat source is provided for foodstuff drying device, and performance directly affects grain heat-drying effect, mesh
Before, the hot-blast stove type that the country provides heat source for foodstuff drying device is more, mainly there is coal-fired hot-blast stove, warm air oil furnace, combustion gas
Hot-blast stove and combustion rice husk hot-blast stove.Existing coal-fired hot-blast stove easily appears in burning Indoor Combustion since structure design is unreasonable
Insufficient problem seriously affects the service life of subsequent heat transmission equipment, also, security performance is relatively low, production accident easily occurs.It is existing
Some Combustion of Hot Air Furnace cell structures and its working method are primarily present problems with：Carry various dust cinders in flue gas
Grain, easily blocks heat exchanger tube, is gone here and there on flare.The above problem easily causes following disastrous effect：Heat exchanger tube is reduced because blocking heat exchange area, heat
Efficiency is low, hot-blast stove undercapacity；Heat exchanger tube is burnt because flue gas carries due to lime-ash blocks.
Utility model content
The utility model provides a kind of safe coal-fired hot-blast stove, solves existing coal-fired hot-blast stove safety
The relatively low problem of energy.
In order to solve the above technical problems, what the technical solution of the utility model was realized in：
A kind of safe coal-fired hot-blast stove comprising the front end of combustion chamber, the combustion chamber is provided with coaling machine, institute
It states combustion chamber lower part and is provided with traveling-grate stoker, the combustion chamber rear portion is provided with expansion chamber, the combustion chamber and the expansion chamber
It is arranged with slag remover, emergency discharge chimney is arranged in the expansion chamber rear portion, is provided at the top of the emergency discharge chimney tight
It suddenly releases mouth, the antetheca forward end of the combustion chamber is bent to form face arch, after being fixedly installed on the rear wall of the combustion chamber
Arch, the exit of the combustion chamber is provided with firebreak.
Wherein it is preferred to the coaling machine lower end is provided with the coal flashboard for adjusting coal thickness, the coal flashboard it is upper
End is provided with displacement sensor.
Wherein it is preferred to which the face arch is 40~50 ° with angle formed by vertical combustion chamber antetheca.
Wherein it is preferred to which the rear arch is made of sequentially connected first horizontal portion, bending part, the second horizontal part.
Wherein it is preferred to 15~30 ° of angle formed by the bending part and first horizontal portion and the second horizontal part.
Wherein it is preferred to which the emergency discharge chimney is internally provided with flame-retardant board.
Wherein it is preferred to be provided with emergency discharge flue gas supply mouth and air-cooled mouth on the emergency discharge chimney jambs.
Wherein it is preferred to which the air-cooled mouth is arranged on the side wall in the emergency discharge chimney close to bottom.
The utility model advantageous effect：
The utility model is provided with emergency discharge chimney at combustion chamber rear portion, and hot-blast stove in case of emergency stops to other
Equipment hot wind supply makes the hot wind that hot-blast stove generates pass through emergency discharge chimney and is discharged to the external world, plays safety for wind action.
And to being transformed to chamber structure, can carried in flue gas dust coal slag granules barrier, make its into
Enter sedimentation of falling before heat exchanger, fire wall is set, prevents from altering outside flare, ensure the air duct in hot-blast stove, convey enough
Flue gas removes impurity, and it is good to reach combustion heat-exchange effect, purpose with long service life.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the safe coal-fired hot-blast stove of the utility model.
In figure, 1. combustion chambers, 2. coaling machines, 3. traveling-grate stokers, 4. expansion chambers, 5. coal flashboards, 6. emergency discharge chimneys, 6-
1. emergency discharge mouth, 6-2. flame-retardant boards, 6-3. emergency discharge flue gas supply mouths, the air-cooled mouths of 6-4., 7. slag removers, 8. face arch,
9. rear arch, 9-1. first horizontal portions, 9-2. bending parts, the second horizontal parts of 9-3., 10. firebreaks
Specific implementation mode
The technical scheme in the utility model embodiment is clearly and completely described below, it is clear that described reality
It is only the utility model a part of the embodiment to apply example, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
As shown in Figure 1, the present embodiment provides a kind of safe coal-fired hot-blast stoves comprising combustion chamber 1, combustion chamber 1
Front end be provided with coaling machine 2,1 lower part of combustion chamber is provided with traveling-grate stoker 3, and 1 rear portion of combustion chamber is provided with expansion chamber 4, burning
Room 1 and expansion chamber 4 are arranged with slag remover 7, and emergency discharge chimney 6, the top of emergency discharge chimney 6 is arranged in 4 rear portion of expansion chamber
It is provided with emergency discharge mouth 6-1, the antetheca forward end of combustion chamber 1 is bent to form face arch 8, fixes and set on the rear wall of combustion chamber 1
It is equipped with rear arch 9, the exit of combustion chamber 1 is provided with firebreak 10.Since slag remover 7 is arranged along traveling-grate stoker 3 and expansion chamber 4,
Make the hot-blast stove of the utility model that can exclude traveling-grate stoker 3 simultaneously using a set of slag remover 7, the lime-ash that expansion chamber 4 is discharged.
1 rear portion of combustion chamber is provided with emergency discharge chimney 6, and emergency discharge mouth 6-1 is located at the top of emergency discharge chimney 6, hot-blast stove
The hot wind in case of emergency stopping making miscellaneous equipment hot wind supply hot-blast stove to generate passes through emergency discharge chimney 6 and is discharged to the external world,
Safety is played for wind action.
Wherein, 2 lower end of coaling machine is provided with the coal flashboard 5 for adjusting coal thickness, and the upper end of coal flashboard 5 is provided with displacement
Sensor.Since the temperature of coal flashboard 5 is higher, which carries stainless steel wire rope, and displacement sensor is fixed on burning
On the outer wall of room 1, stainless steel wire rope one end is fixedly connected with 5 upper end of coal flashboard, and the other end is fixedly connected with displacement sensor.It should
Displacement sensor structure is simple, easy for installation, dependable performance, avoids influence of the high temperature to displacement sensor performance.
Wherein, face arch 8 and angle formed by vertical 1 antetheca of combustion chamber are 45 °.In the utility model, which can be
40~50 °.Rear arch 9 is made of sequentially connected first horizontal portion 9-1, bending part 9-2, the second horizontal part 9-3.Bending part 9-2
With 20 ° of angle formed by first horizontal portion 9-1 and the second horizontal part 9-3.The uniform of interior heat that burn may be implemented in the structure
Reflection makes to generate α shape flames in combustion chamber 1.
Wherein, emergency discharge chimney 6 is internally provided with flame-retardant board 6-2.It is provided on 6 side wall of emergency discharge chimney urgent
Release flue gas supply mouth 6-3 and air-cooled mouth 6-4.Air-cooled mouth 6-4 is arranged on the side wall in emergency discharge chimney 6 close to bottom.Resistance
Combustion plate 6-2 can prevent from altering outside flame.Air-cooled mouth 6-4 can supplement air to emergency discharge chimney 6, play and adjust emergency discharge chimney
The effect of 6 inside smoke temperature, emergency discharge flue gas supply mouth 6-3 are matched with air-cooled mouth 6-4, can be supplied and be closed to miscellaneous equipment
The hot wind of thermophilic degree.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of safe coal-fired hot-blast stove, it is characterised in that：Including combustion chamber, the front end of the combustion chamber is provided with
Coal machine, the combustion chamber lower part are provided with traveling-grate stoker, and the combustion chamber rear portion is provided with expansion chamber, the combustion chamber and described
Expansion chamber is arranged with slag remover, and the expansion chamber rear portion is arranged emergency discharge chimney, is set at the top of the emergency discharge chimney
It is equipped with emergency discharge mouth, the antetheca forward end of the combustion chamber is bent to form face arch, fixes and set on the rear wall of the combustion chamber
It is equipped with rear arch, the exit of the combustion chamber is provided with firebreak.
2. a kind of safe coal-fired hot-blast stove according to claim 1, it is characterised in that：The coaling machine lower end is set
It is equipped with the coal flashboard for adjusting coal thickness, the upper end of the coal flashboard is provided with displacement sensor.
3. a kind of safe coal-fired hot-blast stove according to claim 1, it is characterised in that：The face arch with it is vertical
Angle formed by the antetheca of combustion chamber is 40~50 °.
4. a kind of safe coal-fired hot-blast stove according to claim 1, it is characterised in that：The rear arch by connecting successively
First horizontal portion, bending part, the second horizontal part composition connect.
5. a kind of safe coal-fired hot-blast stove according to claim 4, it is characterised in that：The bending part and first
15~30 ° of angle formed by horizontal part and the second horizontal part.
6. a kind of safe coal-fired hot-blast stove according to claim 1, it is characterised in that：The emergency discharge chimney
Be internally provided with flame-retardant board.
7. a kind of safe coal-fired hot-blast stove according to claim 1, it is characterised in that：The emergency discharge chimney
Emergency discharge flue gas supply mouth and air-cooled mouth are provided on side wall.
8. a kind of safe coal-fired hot-blast stove according to claim 7, it is characterised in that：The air-cooled mouth setting exists
The emergency discharge chimney is on the side wall of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407133.4U CN207990968U (en) | 2018-03-23 | 2018-03-23 | A kind of safe coal-fired hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407133.4U CN207990968U (en) | 2018-03-23 | 2018-03-23 | A kind of safe coal-fired hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207990968U true CN207990968U (en) | 2018-10-19 |
Family
ID=63829043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407133.4U Active CN207990968U (en) | 2018-03-23 | 2018-03-23 | A kind of safe coal-fired hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207990968U (en) |
-
2018
- 2018-03-23 CN CN201820407133.4U patent/CN207990968U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240704 Address after: Room 2092, Building 1, No. 19 Kunlun Road, Chengxi District, Xining City, Qinghai Province 810000 Patentee after: Liu Lingling Country or region after: China Address before: 452370 No. 602, Gushui Road, Xinhua Road office, Xinmi City, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU ZHONGGU MACHINERY MANUFACTURING Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240909 Address after: 814000 Gesang Xiduo New Area, Dawu Town, Maqin County, Golog Tibetan Autonomous Prefecture, Qinghai Province Patentee after: Qinghai Guangshiyuan Industry and Trade Co.,Ltd. Country or region after: China Address before: Room 2092, Building 1, No. 19 Kunlun Road, Chengxi District, Xining City, Qinghai Province 810000 Patentee before: Liu Lingling Country or region before: China |