CN207775096U - Calcining kiln - Google Patents
Calcining kiln Download PDFInfo
- Publication number
- CN207775096U CN207775096U CN201820078427.7U CN201820078427U CN207775096U CN 207775096 U CN207775096 U CN 207775096U CN 201820078427 U CN201820078427 U CN 201820078427U CN 207775096 U CN207775096 U CN 207775096U
- Authority
- CN
- China
- Prior art keywords
- kiln body
- kiln
- gas outlet
- cylinder
- calcining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001354 calcination Methods 0.000 title claims abstract description 38
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 28
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 27
- 238000011084 recovery Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract 2
- 235000019738 Limestone Nutrition 0.000 abstract description 10
- 239000006028 limestone Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000292 calcium oxide Substances 0.000 abstract description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052791 calcium Inorganic materials 0.000 abstract description 2
- 239000011575 calcium Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
Landscapes
- Furnace Details (AREA)
Abstract
The utility model provides a kind of calcining kiln, belong to calcium oxide production equipment technology, including kiln body, kiln body is hollow structure, and the top of kiln body is equipped with feed inlet, and the bottom of kiln body is equipped with discharge port, the outer wall of kiln body is equipped with the first gas outlet communicated with the inside of kiln body and air inlet, first gas outlet is higher than air inlet, and the first gas outlet is connected with the collecting of carbon dioxide recovery, and feed inlet is covered with the first sealing cover.Calcining kiln provided by the utility model, air is passed through in kiln body by the way that air inlet is arranged, it is used for calcined limestone, carbon dioxide is generated in calcined limestone process, collecting is escaped and enter by the first gas outlet, prevent carbon dioxide to be exhausted directly in air, cause greenhouse effects, and the important source material that carbon dioxide is produced as calcium industry, the carbon dioxide collection of discharge is used in follow-up work, it is cost-effective, it increases economic efficiency.
Description
Technical field
The utility model belongs to calcium oxide production equipment technology, is to be related to a kind of calcining kiln more specifically.
Background technology
It is that calcium oxide is obtained by dinectly bruning lime stone mostly, this method in process of production can in the production of calcium industry
A large amount of carbon dioxide is generated, and carbon dioxide belongs to indispensable raw material, while carbon dioxide when producing calcium carbonate
Although not being pernicious gas, carbon dioxide, which is largely discharged into air, can cause greenhouse effects, therefore, be produced to save
Cost turns waste into wealth, and for environmental protection, needs to propose that new limestone calcination equipment solves the problems, such as this.
Utility model content
The purpose of this utility model is to provide a kind of calcining kilns, to solve calcined limestone mistake existing in the prior art
The technical issues of waste of raw materials being caused in journey in CO2 emission to air.
To achieve the above object, the technical solution adopted in the utility model is：A kind of calcining kiln, including kiln body, institute are provided
It is hollow structure to state kiln body, and the top of the kiln body is equipped with feed inlet, and the bottom of the kiln body is equipped with discharge port, the kiln body
Inner wall is equipped with is higher than the air inlet with the first gas outlet and air inlet that are communicated outside the kiln body, first gas outlet
Mouthful, first gas outlet is connected with the collecting of carbon dioxide recovery, and the feed inlet is covered with the first sealing cover.
Further, the calcining kiln further includes the cylinder being set in the kiln body, and the cylinder is hollow cylinder, described
The top of cylinder is equipped with the flange for being surrounded on the cylinder and being erected on the kiln body top, the outer wall of the cylinder and the kiln
It is equipped with gap between the inner wall of body, the inner wall of the cylinder is equipped with the supporting block of multiple circumference uniform distributions, in each supporting block
Be covered with the second sealing cover, be additionally provided with the second gas outlet on the cylinder, second gas outlet pass through the gap with it is described
Air inlet communicates, and second gas outlet is set between first sealing cover and second sealing cover.
Further, each supporting block is equipped with the annulus part being tightly connected with the cylinder inboard wall, and described second is close
It is covered on the annulus part.
Further, the air inlet is connected with the air blower for blasting air into the kiln body.
Further, the outer wall of the kiln body is equipped with insulating.
Further, first gas outlet is connected with exhaust blower.
Further, the inner wall of the kiln body is equipped with the pressure sensor with the exhaust blower connection.
The advantageous effect of calcining kiln provided by the utility model is：Compared with prior art, the utility model calcining kiln,
Air is passed through in kiln body by air inlet, the carbon dioxide generated during calcined limestone is discharged by the first gas outlet
Kiln body, and it is equipped with the first sealing cover and the second sealing cover on the top of kiln body, for sealing kiln body, carbon dioxide passes through first
Gas outlet is collected pipeline collection, prevents carbon dioxide from escaping out kiln body and carbon dioxide is caused to waste, can also increase greenhouse effects.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the sectional view for the calcining kiln that the utility model embodiment provides.
Wherein, each reference numeral in figure：
1- kiln bodies；11- feed inlets；12- discharge ports；The first gas outlets 13-；131- collecting；14- air inlets；141-
Air blower；The first sealing covers of 15-；The gaps 16-；2- cylinders；21- flanges；22- supporting blocks；The second sealing covers of 23-；24- second goes out
Gas port；25- annulus parts.
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, does not indicate or imply the indicated device or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Referring to Fig. 1, existing illustrate calcining kiln provided by the utility model.Calcining kiln, including kiln body 1, kiln body 1 are
Hollow structure, the top of kiln body 1 are equipped with feed inlet 11, and the bottom of kiln body 1 is equipped with discharge port 12, the inner wall of kiln body 1 be equipped with
The first gas outlet 13 and air inlet 14 that the outside of kiln body 1 communicates, the first gas outlet 13 are higher than air inlet 14, the first gas outlet 13
It is connected with the collecting 131 of carbon dioxide recovery, feed inlet 11 is covered with the first sealing cover 15.
Calcining kiln provided by the utility model is fed by the feed inlet 11 on 1 top of kiln body compared with prior art, under
The discharge port 12 at end discharges, and is placed on feed inlet 11 with the first sealing cover 15 after charging, and have air inlet 14 to be passed through air, meets
The work requirements of calcined limestone, while the carbon dioxide of generation being discharged by the first gas outlet 13, avoid carbon dioxide from arranging
Enter into air, to cause greenhouse effects, carbon dioxide is collected after the discharge of the first gas outlet 13, for carbon dioxide
Secondary use saves production cost.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, calcining
Kiln further includes the cylinder 2 being set in kiln body 1, and cylinder 2 is hollow cylinder, and the top of cylinder 2, which is equipped with, to be surrounded on cylinder 2 and be erected on
The flange 21 on 1 top of kiln body is equipped with gap 16 between the outer wall and the inner wall of kiln body 1 of cylinder 2, the inner wall of cylinder 2 is equipped with more
The supporting block 22 of a circumference uniform distribution, 22 upper cover of each supporting block are equipped with the second sealing cover 23, the second gas outlet are additionally provided on cylinder 2
24, the second gas outlet 24 is communicated across gap 16 with air inlet 14, and the second gas outlet 24 is close set on the first sealing cover 15 and second
23 between capping, cylinder 2 is set in kiln body 1, on the one hand so that the sealing performance of calcining kiln is carried by the way that the second sealing cover 23 is arranged
Height, and the second gas outlet 24 is set between the first sealing cover 15 and the second sealing cover 23, making may be from the first sealing cover
The partial CO 2 of 15 escapes is discharged from the second gas outlet 24, is passed through air inlet 14, and then be recycled into kiln body 1.
Gap 16 is set between kiln body 1 and cylinder 2, so that carbon dioxide is discharged from the first gas outlet 13 along gap 16, gap 16
Make to be full of carbon dioxide between cylinder 2 and kiln body 1, plays the role of heat-insulation and heat-preservation.The bottom surface of cylinder 1 is set to the first gas outlet
Between 13 and air inlet 14, carbon dioxide was both facilitated to be discharged by the first gas outlet 13, and had been also convenient for 14 air inlet of air inlet.Can
It is equipped with glass window on first sealing cover 15 and the second sealing cover 17, for observing working condition in kiln body 1.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, each
Bracer 22 is equipped with the annulus part 25 being connect with 2 inner wall sealing of cylinder, and the second sealing cover 23 is covered on annulus part 25, is supporting
Annulus part 25 is first set on block 22, the second sealing cover 23 is then covered on annulus part 25, increases the steady of the second sealing cover 23
It is qualitative, sealing performance is improved, while annulus part 25 and the inner wall of cylinder 2 being tightly connected, also substantially improves calcining kiln pair
The sealing effect of carbon dioxide.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, air inlet
Mouth 14 is connected with the air blower 141 for blasting air into kiln body 1, and enough skies are passed through into kiln body 1 by air blower 141
Gas makes calcining work fully complete, and keeps limestone calcination complete, and calcium oxide purity improves, and working efficiency is also accordingly improved.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, kiln body 1
Outer wall be equipped with insulating, calcining kiln heats kiln body 1 outside calcined limestone needs, to ensure heat
Insulating is arranged on 1 outer wall of kiln body in utilization rate, prevents from causing to waste in heat loss to extraneous air.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, first
Gas outlet 13 is connected with exhaust blower, in the calcining kiln course of work, will produce a large amount of carbon dioxide, needs that dioxy is discharged in time
Change carbon to increase the content of calcining furnace air, exhaust blower can increase the rate of discharge carbon dioxide, ensure calcined limestone
Everything goes well with your work carries out.
Further, referring to Fig. 1, a kind of specific implementation mode as calcining kiln provided by the utility model, first
Gas outlet 13 is equipped with the pressure sensor with exhaust blower connection, and the first gas outlet 13 mainly goes out as discharge carbon dioxide
Mouthful, drive the position setting pressure sensor of the first gas outlet 13 into measure the atmospheric pressure value in calcining kiln, together in the inside of kiln body 1
When by pressure sensor and exhaust blower connection, gas pressure signal is sent to exhaust blower to control air draft by pressure sensor
Whether machine needs work, improves the service efficiency of exhaust blower, exhaust blower is avoided to work long hours, and improves the exhaust blower service life.It is forging
Mass spectrometer is set in firing, to measure gas component content, by mass spectrometer respectively with air blower 141 and exhaust blower line
Road connects, while controlling air inlet and exhaust, and then realizes the working time for automatically controlling air blower 141 and exhaust blower, improves life
Produce efficiency.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (7)
1. a kind of calcining kiln, it is characterised in that：Including kiln body, the kiln body is hollow structure, the top of the kiln body be equipped with into
Material mouth, the bottom of the kiln body are equipped with discharge port, and the inner wall of the kiln body is equipped with first to be gone out with what is communicated outside the kiln body
Gas port and air inlet, first gas outlet are higher than the air inlet, and first gas outlet is connected with carbon dioxide recovery
Collecting, the feed inlet is covered with the first sealing cover.
2. calcining kiln as described in claim 1, it is characterised in that：The calcining kiln further includes the cylinder being set in the kiln body
Body, the cylinder are hollow cylinder, and the top of the cylinder, which is equipped with, to be surrounded on the cylinder and be erected on the kiln body top
Flange, is equipped with gap between the outer wall of the cylinder and the inner wall of the kiln body, the inner wall of the cylinder is equipped with multiple circumference
Uniformly distributed supporting block, each supporting block upper cover are equipped with the second sealing cover, are additionally provided with the second gas outlet on the cylinder, and described the
Two gas outlets are communicated across the gap with the air inlet, and second gas outlet is set to first sealing cover and described the
Between two sealing covers.
3. calcining kiln as claimed in claim 2, it is characterised in that：Each supporting block is equipped with to be sealed with the cylinder inboard wall
The annulus part of connection, second sealing cover are covered on the annulus part.
4. calcining kiln as claimed in claim 3, it is characterised in that：The air inlet is connected with for being blasted into the kiln body
The air blower of air.
5. calcining kiln as described in claim 1, it is characterised in that：The outer wall of the kiln body is equipped with insulating.
6. calcining kiln as described in claim 1, it is characterised in that：First gas outlet is connected with exhaust blower.
7. calcining kiln as claimed in claim 6, it is characterised in that：The inner wall of the kiln body is equipped with and the air draft machine circuit
The pressure sensor of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078427.7U CN207775096U (en) | 2018-01-17 | 2018-01-17 | Calcining kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820078427.7U CN207775096U (en) | 2018-01-17 | 2018-01-17 | Calcining kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207775096U true CN207775096U (en) | 2018-08-28 |
Family
ID=63213254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820078427.7U Expired - Fee Related CN207775096U (en) | 2018-01-17 | 2018-01-17 | Calcining kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207775096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698084A (en) * | 2019-12-06 | 2020-01-17 | 浙江工商职业技术学院 | Safe calcium oxide preparation device |
-
2018
- 2018-01-17 CN CN201820078427.7U patent/CN207775096U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698084A (en) * | 2019-12-06 | 2020-01-17 | 浙江工商职业技术学院 | Safe calcium oxide preparation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 |