CN206974134U - A kind of accumulation of heat environment-friendly type down-draft kiln - Google Patents
A kind of accumulation of heat environment-friendly type down-draft kiln Download PDFInfo
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- CN206974134U CN206974134U CN201720688671.0U CN201720688671U CN206974134U CN 206974134 U CN206974134 U CN 206974134U CN 201720688671 U CN201720688671 U CN 201720688671U CN 206974134 U CN206974134 U CN 206974134U
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- kiln
- regenerator
- heat
- oil gun
- flame
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Abstract
The utility model provides a kind of accumulation of heat environment-friendly type down-draft kiln, including kiln, regenerator and chimney；Kiln include enclose located at four sides kiln wall and be closed in top kiln top, the space that Yao Qiang and kiln top girth close is kiln thorax, the front of kiln thorax is provided with wicket, the corner of kiln thorax is provided with the firebreak upwardly extended from ground, the gap of firebreak and kiln wall forms the flame road for flame combustion, offers the oil gun mouth run through inside flame road on kiln wall, oil gun mouth is externally provided with oil gun, oil gun is stretched into towards flame road flame by oil gun mouth, has the flue connected with regenerator and thermal cycle passage kiln；Regenerator is located at the rear of kiln, the closing of regenerator appearance, is internally provided with heat-circulation structure, regenerator is connected by the thermal cycle passage and flue located at underground with kiln；Chimney is located at the rear of regenerator, is provided with filtering system inside chimney, chimney bottom connects with regenerator.The utility model carries out thermal cycle by regenerator.
Description
Technical field
It the utility model is related to kiln field, and in particular to a kind of accumulation of heat environment-friendly type down-draft kiln.
Background technology
Down-draft kiln is a kind of kiln of batch (-type), is jetted out flames by oil gun and produces heating power, and utilizes heating power calcining base substrate.
Because temperature needed for calcining base substrate is higher, therefore this kind of kiln needs to provide great energy consumption in process of production.Due to being logical
Cross oil gun and heat energy is provided, necessarily lead to harmful exhaust in production process, energy is caused during these harmful exhausts are handled
Amount loss, the utilization rate of the energy is significantly reduced, cause firing production fuel consumption to be substantially improved, existing kiln product is not
Environmental protection.
It is not difficult to find out, prior art also has the defects of certain.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of accumulation of heat environment-friendly type down-draft kiln, is carried out by regenerator
Thermal cycle.
To achieve the above object, the utility model uses following technical scheme：
A kind of accumulation of heat environment-friendly type down-draft kiln, including kiln, regenerator and chimney；
Kiln includes enclosing the kiln wall located at four sides and the kiln top for being closed in top, and the space that Yao Qiang and kiln top girth close is kiln
Thorax, the front of kiln thorax are provided with wicket, and the corner of kiln thorax is provided with the firebreak upwardly extended from ground, the gap of firebreak and kiln wall
The flame road for flame combustion is formed, the oil gun mouth run through inside flame road is offered on kiln wall, oil gun mouth is externally provided with oil
Rifle, oil gun are stretched into towards flame road flame by oil gun mouth, have the flue connected with regenerator and thermal cycle passage kiln；
Regenerator is located at the rear of kiln, the closing of regenerator appearance, is internally provided with heat-circulation structure, regenerator is by setting
Thermal cycle passage and flue in underground connect with kiln；
Chimney is located at the rear of regenerator, is provided with filtering system inside chimney, chimney bottom connects with regenerator.
Further, the heat-circulation structure of the regenerator include exhaust steam passage, heat emission unit, heat recovery units, return
Circulation road and exhaust passage；Regenerator internal arrangement is provided with multiple heat emission units, and heat emission unit is enclosed by wall to be formed, phase
Gap between adjacent heat emission unit encloses the heat recovery units for forming and being in contact with heat emission unit outer wall, and heat recovery units lead to
The outer wall and heat emission unit for overheating radiation unit carry out heat exchange；The bottom of heat emission unit connects with exhaust steam passage, waste gas
Passage connects with flue, and the top of heat emission unit connects with exhaust passage；The top seal of heat recovery units, its bottom is with returning
Circulation road connects, and return flow line connects with thermal cycle passage.
Further, the wall of the heat emission unit encloses into hexagon, and honeycomb is formed between multiple heat emission units
Shape structure.
Further, the return flow line is provided with air blower, and air blower is set towards thermal cycle channel direction, make air by
Think that thermal cycle passage flows in return flow line.
Further, the muzzle of the oil gun is provided with the sleeve for being used for making flame injection more concentrate.
Further, it is provided between flue and the kiln underground and inhales fire hole, flue is connected by inhaling fire hole with kiln thorax.
Further, the oil gun is provided with four or eight, and the corner of each kiln thorax is respectively equipped with one or two oil gun mouth.
A kind of accumulation of heat environment-friendly type down-draft kiln provided by the utility model, has advantages below：
Thermodynamic cycle utilization is carried out by regenerator, maximizes the utilization rate of heat energy；
Energy consumption is greatly reduced, reduces more energy-conserving and environment-protective after the cost needed for production；
Be advantageous to keep the temperature stabilization inside down-draft kiln, cock off smooth, reduce heat leakage；
Oil gun structural improvement makes flame more concentrate, more fuel-efficient.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the accumulation of heat environment-friendly type down-draft kiln of the utility model embodiment.
Fig. 2 is the inside top figure of regenerator.
Description of reference numerals：
1st, kiln 2, regenerator
3rd, chimney 4, base substrate
5th, kiln wall 6, Yao Ding
7th, firebreak 8, oil gun
9th, flue 10, thermal cycle passage
11st, heat-circulation structure 12, exhaust steam passage
13rd, return flow line 14, exhaust passage
15th, heat emission unit 16, heat recovery units
17th, kiln thorax
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Type embodiment and accompanying drawing, the technical scheme in the embodiment of the utility model is clearly and completely described.Need what is illustrated
It is that described embodiment is only the utility model part of the embodiment, rather than whole embodiments.It is new based on this practicality
Embodiment in type, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belong to the scope of the utility model protection.
Embodiment
Referring to Fig. 1, the utility model provides a kind of accumulation of heat environment-friendly type down-draft kiln, mainly it is made up of, wraps three parts
Include kiln 1, regenerator 2 and chimney 3；
Kiln 1 be fire base substrate 4 primary structure, kiln 1 include enclose located at four sides kiln wall 5 and be closed in top kiln
The space that top 6, kiln wall 5 and kiln top 6 enclose is kiln thorax 17, and the front of kiln thorax 17 is provided with wicket, and the corner of kiln thorax 17 is provided with certainly
The gap of the firebreak 7 that ground upwardly extends, firebreak 7 and kiln wall 5 forms the flame road for flame combustion, is opened on kiln wall 5
Provided with the oil gun mouth run through inside flame road, oil gun mouth is externally provided with oil gun 8, and oil gun 8 is stretched into towards flame road flame by oil gun mouth,
The ground of kiln 1 has the flue 9 and thermal cycle passage 10 connected with regenerator 2；
Regenerator 2 is recycling residual heat structure of the present utility model, and regenerator 2 is located at the rear of kiln 1, regenerator 2
Appearance is closed, and is internally provided with heat-circulation structure 11, regenerator 2 passes through the thermal cycle passage 10 and flue 9 and kiln located at underground
Stove 1 connects；
Chimney 3 mainly for the treatment of and discharge harmful exhaust, chimney 3 is located at the rear of regenerator 2, and the inside of chimney 3 is provided with
Filtering system, the bottom of chimney 3 connect with regenerator 2.
When firing base substrate 4, it is necessary first to the rule of base substrate 4 is emitted within the kiln thorax 17 of kiln 1, between every base substrate 4
10mm gap is at least stayed, laterally to reserve the gap more than 100mm, more than the 100mm of base substrate 4 shelf between levels
Brick separates, and these gaps are used to be uniformly distributed heating power, make the quality of firing higher.Oil gun 8 is from oil gun mouth to flame road flame
Heating power is produced, firebreak 7 blocks flame and avoids flame from directly burning on base substrate 4, and caused heat energy can go upward to kiln top 6, due to
Kiln top 6 be sealing, flame can not continue it is up, formed convolution fire stream, then pulled to by the draft of chimney 3 and come downwards to kiln 1
Underground enters flue 9, is finally discharged innocuous gas after exhaust-gas treatment by chimney 3.The flue 9 and the underground of kiln 1 it
Between be preferably provided with suction fire hole, flue 9 is connected by inhaling fire hole with kiln thorax 17, then the draft of chimney 3 will make convolution fire stream self-priming
Fire hole enters flue 9.The suction of chimney 3 contains outside smoke waste gas, also takes away part heating power, these waste heats can first pass through regenerator 2
Thermodynamic cycle is carried out, the heating power that can be recycled is reintroduced back to by kiln by thermal cycle passage 10 by heat-circulation structure 11
It is used inside 1.
Referring to Fig. 2, specifically, preferably, the heat-circulation structure 11 of the regenerator 2 includes exhaust steam passage 12, heat
Radiation unit 15, heat recovery units 16, return flow line 13 and exhaust passage 14；The internal arrangement of regenerator 2 is provided with multiple heat emissions
Unit 15, heat emission unit 15 is enclosed by wall to be formed, and the gap between adjacent heat radiation unit 15 encloses composition and heat emission
The heat recovery units 16 that the outer wall of unit 15 is in contact, the outer wall and heat emission unit that heat recovery units 16 pass through heat emission unit 15
15 carry out heat exchange；The bottom of heat emission unit 15 connects with exhaust steam passage 12, and exhaust steam passage 12 connects with flue 9, heat emission
The top of unit 15 connects with exhaust passage 14；The top seal of heat recovery units 16, its bottom connect with return flow line 13, return
Circulation road 13 connects with thermal cycle passage 10.
Flue gas is through the inflow exhaust gas passage 12 of flue 9, by these cigarettes inside the heat emission unit 15 connected with exhaust steam passage 12
Gas takes and heated up, and raises the temperature of heat emission unit 15.The exhaust that subsequent flue gas rises to the top of heat emission unit 15 is led to
Road 14, chimney 3 is finally flowed under the swabbing action of chimney 3 and is handled.The heat recovery units adjacent with heat emission unit 15
16 are separated by by wall, and harmful flue gas may not flow into heat recovery units 16, but the heating power of the flue gas of high temperature can pass through wall and pass
It is delivered in the air in heat recovery units 16, makes the atmosphere temperature rising inside heat recovery units 16.Flue gas as a kind of harmful exhaust,
Can not directly it be utilized, the utility model make use of the waste heat entrained by flue gas, and the air in heat recovery units 16 is added
Temperature.The air in heat recovery units 16 is flowed into through return flow line 13 by guiding again i.e. complete in the thermal cycle passage 10 of kiln 1
It is in completely Thermal Cycling into one.Preferably, the return flow line 13 is provided with air blower, air blower leads to towards thermal cycle
The direction of road 10 is set, and air is thought that thermal cycle passage 10 flows by return flow line 13, so as to guide more than fresh harmless air carries
Heat, which enters inside kiln 1, to be recycled.Due to the circulation of heating power, reduce heat loss, reduce energy consumption, also help maintenance
Temperature stabilization in kiln 1.
As further preferably, the wall of the heat emission unit 15 encloses into hexagon, multiple heat emission units 15
Between form alveolate texture.The specific cross sectional shape of heat emission unit 15 is theoretically diversified, but from lifting hot spoke
The angle for penetrating efficiency is set out, and the surface area for the lifting wall that should try one's best is to accelerate between heat emission unit 15 and heat recovery units 16
Heat exchange.And in view of convenience, the robustness of civil engineering, cellular structure is more science and the shape easily built.
Preferably, the muzzle of the oil gun 8 is provided with the sleeve for being used for making flame injection more concentrate, heat energy is further improved
Utilize, reduce and scatter and disappear, reduce energy consumption.And the oil gun 8 is preferably provided with four or eight, the corner of each kiln thorax 17 is respectively equipped with one
Or two oil gun mouths.
A kind of accumulation of heat environment-friendly type down-draft kiln provided by the utility model, thermodynamic cycle utilization is carried out by regenerator 2, specifically
It is to be re-used the waste heat of flue gas using heat-circulation structure 11, fresh air is heated and then is re-entered into inside kiln 1,
Maximize the utilization rate of heat energy.Energy consumption is greatly reduced, reduces more energy-conserving and environment-protective after the cost needed for production.Be advantageous to keep
Temperature stabilization inside down-draft kiln, cock off smooth, reduce heat leakage.The structural improvement of oil gun 8 makes flame more concentrate, more fuel-efficient.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
- A kind of 1. accumulation of heat environment-friendly type down-draft kiln, it is characterised in that：Including kiln, regenerator and chimney；Kiln includes enclosing the kiln wall located at four sides and the kiln top for being closed in top, and the space that Yao Qiang and kiln top girth close is kiln thorax, The front of kiln thorax is provided with wicket, and the corner of kiln thorax is provided with the firebreak upwardly extended from ground, the gap shape of firebreak and kiln wall Into the flame road for flame combustion, the oil gun mouth run through inside flame road is offered on kiln wall, oil gun mouth is externally provided with oil gun, Oil gun is stretched into towards flame road flame by oil gun mouth, has the flue connected with regenerator and thermal cycle passage kiln；Regenerator is located at the rear of kiln, the closing of regenerator appearance, is internally provided with heat-circulation structure, regenerator passes through located at ground Under thermal cycle passage and flue connected with kiln；Chimney is located at the rear of regenerator, is provided with filtering system inside chimney, chimney bottom connects with regenerator.
- 2. accumulation of heat environment-friendly type down-draft kiln according to claim 1, it is characterised in that：The heat-circulation structure bag of the regenerator Include exhaust steam passage, heat emission unit, heat recovery units, return flow line and exhaust passage；Regenerator internal arrangement is provided with multiple heat Radiation unit, heat emission unit is enclosed by wall to be formed, and the gap between adjacent heat radiation unit encloses composition and heat emission list The heat recovery units that first outer wall is in contact, heat recovery units carry out hot friendship by the outer wall of heat emission unit with heat emission unit Change；The bottom of heat emission unit connects with exhaust steam passage, and exhaust steam passage connects with flue, and the top of heat emission unit and exhaust are logical Road connects；The top seal of heat recovery units, its bottom connect with return flow line, and return flow line connects with thermal cycle passage.
- 3. accumulation of heat environment-friendly type down-draft kiln according to claim 2, it is characterised in that：The wall of the heat emission unit encloses Into hexagon, alveolate texture is formed between multiple heat emission units.
- 4. accumulation of heat environment-friendly type down-draft kiln according to claim 2, it is characterised in that：The return flow line is provided with air blast Machine, air blower are set towards thermal cycle channel direction, air is thought that thermal cycle passage flows by return flow line.
- 5. accumulation of heat environment-friendly type down-draft kiln according to claim 1, it is characterised in that：The muzzle of the oil gun, which is provided with, to be used to make The sleeve that flame injection is more concentrated.
- 6. accumulation of heat environment-friendly type down-draft kiln according to claim 1, it is characterised in that：Set between flue and the kiln underground There is suction fire hole, flue connects by inhaling fire hole with kiln thorax.
- 7. accumulation of heat environment-friendly type down-draft kiln according to claim 1, it is characterised in that：The oil gun is provided with four or eight, often The corner of individual kiln thorax is respectively equipped with one or two oil gun mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720688671.0U CN206974134U (en) | 2017-06-13 | 2017-06-13 | A kind of accumulation of heat environment-friendly type down-draft kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720688671.0U CN206974134U (en) | 2017-06-13 | 2017-06-13 | A kind of accumulation of heat environment-friendly type down-draft kiln |
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| Publication Number | Publication Date |
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| CN206974134U true CN206974134U (en) | 2018-02-06 |
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| CN201720688671.0U Active CN206974134U (en) | 2017-06-13 | 2017-06-13 | A kind of accumulation of heat environment-friendly type down-draft kiln |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806101A (en) * | 2019-10-22 | 2020-02-18 | 佛山市瑞陶窑炉有限公司 | Energy-saving foamed ceramic roller kiln |
-
2017
- 2017-06-13 CN CN201720688671.0U patent/CN206974134U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806101A (en) * | 2019-10-22 | 2020-02-18 | 佛山市瑞陶窑炉有限公司 | Energy-saving foamed ceramic roller kiln |
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