CN204637930U - A kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment - Google Patents
A kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment Download PDFInfo
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- CN204637930U CN204637930U CN201520358664.5U CN201520358664U CN204637930U CN 204637930 U CN204637930 U CN 204637930U CN 201520358664 U CN201520358664 U CN 201520358664U CN 204637930 U CN204637930 U CN 204637930U
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Abstract
The utility model relates to a kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment, and it is made up of with axial id fan (8) granulation tower tower body (1), granulation tower equipment inner core (3), receipts water circulation pond (4), receipts bucket (5), packing section (6), washings spray equipment (7).The utility model effectively purifies the tower top tail gas produced in compound fertilizer production with tower granulation production process; in tail gas, the purifying rate of dust and ammonia nitrogen can reach more than 90%; to efficiently solve in high tower compound fertilizer production process institute's emission to the pollution of atmospheric environment; play a positive role to environmental protection, social benefit is huge.
Description
[technical field]
The utility model belongs to fertilizer production device technical field.More specifically, the utility model relates to a kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment.
[background technology]
China's compound (mixing) fertilizer industry obtains significant progress in recent years, serves critical effect to modern agricultural production and China's grain security.Compound fertilizer production with tower granulation material technique is as a kind of new technology of compound (mixing) fertilizer production, and obtain very fast development in recent years, product is received by the market, and this growth momentum is still among continuation.According to incompletely statistics, nationwide builds the compound fertilizer granulating of operation more than 200, and total productive capacity more than 4,000 ten thousand tons/year, and increases with the speed of annual tens.
In the fertile production process of high tower process combining, the compound fertilizer of molten state is sprayed with the form of drop by prilling spry from tower top, heat exchange is carried out with cooling-air from bottom to top in the process of free-falling, self-curing is solid particle, and the height of granulation tower is usually more than 100 meters, and air enters by the bottom of tower, tower top is discharged, cooling-air air quantity is directly proportional to the output of granulation tower, and usually produce 10000 ton hours per year, air quantity is 10,000 m
3/ h, namely produce the granulation tower of 200,000 tons per year, its air quantity is 200,000 m
3/ h.
Discharge the cooling-air (calling tower top tail gas in the following text) of granulation tower usually containing certain density dust and ammonia, this determined by production technology, the concentration of its dust of the rare report of open source literature and ammonia, but estimates according to experience, and dust concentration is at 200mg/Nm
3above, ammonia density is at 50mg/Nm
3above, much larger than the discharge standard of national regulation.But the tower top tail gas of the manufacturer of the Present Domestic overwhelming majority is directly discharge, causes serious pollution, also result in loss and the waste of raw material to environment simultaneously.Why enterprise does not process tower top tail gas, and being does not have effective and feasible treatment process because of current.
For addressing this problem, the present inventor, in the experience in conjunction with long-term high tower compound fertilizer design and installation, production management, by a large amount of experimental studies, completes the utility model.
[utility model content]
[technical problem that will solve]
The purpose of this utility model is to provide a kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment.
[technical scheme]
The utility model is achieved through the following technical solutions.
The utility model relates to a kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment.
The structure of this high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is as follows: in granulation tower tower body 1, arranges granulation tower equipment inner core 3, and arrange axial id fan 8 at the top of described granulation tower tower body 1 on described granulation tower tower body 1 top;
Arrange at granulation tower equipment inner core 3 top and receive bucket 5, and receipts water circulation pond 4 is installed in the middle part of granulation tower equipment inner core 3, configuration cycles water pump bottom receipts water circulation pond 4; Be packing section 6 on receipts bucket 5, washings spray equipment 7 is set between axial id fan 8 and packing section 6;
Granulation tower equipment inner core 3, receipts water circulation pond 4, receipts bucket 5, packing section 6, washings spray equipment 7 overlap with the axis of granulation tower tower body 1 with the axis of axial id fan 8.
According to a kind of preferred embodiment of the present utility model, receiving bucket 5 is a kind of grooves with the structure of falling the truncated cone, and this receipts bucket 5 diameter of going to the bottom is 50 ~ 90% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 15 ~ 40 °.
According to a kind of preferred embodiment of the present utility model, packing section 6 is that a kind of have can the cylinder of packed tower structure of filling plastic filler, and its height is 10 ~ 40% of granulation tower tower body 1 diameter; Its diameter is identical with the diameter of granulation tower tower body 1; Be provided with drip ring bottom packing section 6, the internal diameter of drip ring is 60 ~ 85% of granulation tower tower body 1 diameter.
According to a kind of preferred embodiment of the present utility model, washings spray equipment 7 is made up of the water-locator shower evenly configured, and the washings sprayed by described water-locator shower can be evenly distributed on filling surface.
According to a kind of preferred embodiment of the present utility model, axial id fan 8 is a kind of slow-speed shaft flow fan, and its rotating speed is 30 ~ 200 revs/min, and its fan blade diameter is 25% ~ 80% of granulation tower tower body 1 diameter.
According to a kind of preferred embodiment of the present utility model, granulation tower equipment inner core 3 has air vent at receipts bucket 5 and the barrel received between water circulation pond 4.
According to a kind of preferred embodiment of the present utility model, the area of described air vent is 70 ~ 90% of this section of barrel area.
According to a kind of preferred embodiment of the present utility model, the diameter of granulation tower equipment inner core 3 is 50 ~ 75% of granulation tower tower body 1 diameter.
In more detail the utility model will be described below.
In high-tower granulation process, the main component of tower top exhaust pollutant is water-soluble dust and ammonia nitrogen gas, experience conveniently, washing process is the better method of this pollutant of process, but because discharge tolerance is huge, and the tail gas in high tower compound fertilizer technique discharges tower body by cigarette fontanel effect, and gas purging pressure is extremely low, adopt conventional water wash technique to increase SR, production cannot normally be carried out.If be drawn out in corresponding exhaust gas processing device by air-introduced machine and go process, be that the large energy consumption of air quantity is high on the one hand, the more important thing is that often cause the bias current of cooling air in tower, what impact was produced normally carries out by air-introduced machine by tower top tail gas extraction process.Therefore, up to the present, there is no feasible treatment process and equipment.
As previously mentioned, the power resources that in granulation tower, gas rises are in stack effect, and the air quantity of discharging in granulation process is very big, but pressure reduction is very low, so very responsive to SR.
The SR that conventional mode of washing is formed is enough to the air quantity of influential system, causes granulation process normally to carry out.
The utility model adopts the packed tower mode of washing of heavy caliber, low clearance, fills out a tower diameter substantially identical with the diameter of granulation tower, and is directly placed in granulation tower tower top, concentric with granulation tower, and realize fully contacting of gas phase and washing water with lower packing layer, improve detersive efficiency, reduce resistance.For overcoming the resistance formed in washing process, at the top of granulation tower, arrange an axle induced-draft fan, it is a kind of low speed, low-power consumption blower fan, and its blast is equal with the resistance of scrubbing tower or slightly high, to overcome the resistance that washing section is formed.Washings spray on the filler of packing section by the equally distributed shower nozzle of many groups, fully contact with granulation tower tail gas, thus reach the object of purification granulation tower tower top tail gas.Washings are collected Posterior circle use by being received water circulation pond, reach extraction system after finite concentration, return after concentrated production system reclaim wherein contained by nutrient.
The utility model relates to a kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment.
The structure of this high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is as follows: in granulation tower tower body 1, arranges granulation tower equipment inner core 3, and arrange axial id fan 8 at the top of described granulation tower tower body 1 on described granulation tower tower body 1 top; Granulation tower shower nozzle 2 is set bottom granulation tower tower body 1.
Arrange at granulation tower equipment inner core 3 top and receive bucket 5, and receipts water circulation pond 4 is installed in the middle part of granulation tower equipment inner core 3, configuration cycles water pump bottom receipts water circulation pond 4; Be packing section 6 on receipts bucket 5, washings spray equipment 7 is set between axial id fan 8 and packing section 6;
Granulation tower equipment inner core 3, receipts water circulation pond 4, receipts bucket 5, packing section 6, washings spray equipment 7 overlap with the axis of granulation tower tower body 1 with the axis of axial id fan 8.
According to the utility model, the diameter of granulation tower equipment inner core 3 is 50 ~ 75% of granulation tower tower body 1 diameter.If the diameter of granulation tower equipment inner core 3 is less than 50%, then inner core area is too small, increases the resistance of air-flow; If the diameter of granulation tower equipment inner core 3 is greater than 75%, then can reduce the area between inner/outer tube, also can increase air-flow this section by time resistance; Therefore, the diameter of granulation tower equipment inner core 3 is 50 ~ 75% is rational, preferably 55 ~ 70%, more preferably 60 ~ 65%.
In the utility model, packing section 6 is that a kind of have can the cylinder of packed tower structure of filling plastic filler, and its height is 10 ~ 40% of granulation tower tower body 1 diameter.If its height is less than 10% of granulation tower tower body 1 diameter, then air-flow time of passing through is too short, affects clean-up effect; If its height is more than 40% of granulation tower tower body 1 diameter, then can increase the resistance of system, increase the power consumption of blower fan.Therefore, its height is 10 ~ 40% of granulation tower tower body 1 diameter is rational, preferably 16 ~ 34%, more preferably 20 ~ 30%.The diameter of packing section 6 is identical with the diameter of granulation tower tower body 1.If the diameter of packing section 6 is less than the diameter of granulation tower tower body 1, then can reduce the sectional area of washing section, thus the resistance of whole system can be increased, the production of unfavorable Chemical Mixed Fertilizer.
Described plastic filler is that a kind of resistance is little, the uniform plastic filler of water distribution, be such as by Yixing City Le Mei environment-friendly filler Co., Ltd with trade name plastics Pall ring, Pingxiang City high-tech pottery Co., Ltd with trade name plastics conjugate ring or Hebei Yao Xing Plastic Products Co., Ltd with trade name polyhedron empty ball filler product sold.
Drip ring is provided with bottom packing section 6.In the utility model, the effect of drip ring mainly prevents washings dirty along granulation tower tower wall, enters at the bottom of tower, guarantees to guide washings to enter receipts bucket simultaneously.The internal diameter of drip ring is 60 ~ 85% of granulation tower tower body 1 diameter, and the internal diameter of drip ring is excessive or too small is all suitable, but is less than the back cut diameter receiving bucket 5, guarantees that unlikely the flowing to of washings is received outside bucket.。
According to the utility model, washings spray equipment 7 is set on packing section 6, it is made up of the water-locator shower evenly configured, the washings sprayed by described water-locator shower can be evenly distributed on filling surface, form moisture film, this moisture film fully contacts with by the tail gas risen in granulation tower, and the dust in tail gas is dissolved in the water after contacting with washing water film with ammonia, enter in receipts water circulation pond 4, to recycle by receiving bucket 5.
According to the utility model, receiving bucket 5 is a kind of grooves with the structure of falling the truncated cone, and this receipts bucket 5 diameter of going to the bottom is 50 ~ 90% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 15 ~ 40 °.
According to the utility model, arranging the object receiving bucket 5 is prevent the washings sprayed by described water-locator shower from entering in the granulation section of granulation tower after packing section 6 fully contacts with the tail gas risen in granulation tower.
In the utility model, install and receive water circulation pond 4 in the middle part of granulation tower equipment inner core 3, configuration cycles water pump bottom receipts water circulation pond 4, water circulating pump is used for recycling washings, and its flow, Yang Cheng should meet the demand of washing process.The washings collected by receiving bucket 5 enter receives water circulation pond 4, receive the effect that circulating water pool is played in water circulation pond 4, the water that wherein a part is collected enters water treatment system, remaining water circulation uses, the water fresh water (FW) entering water treatment system fills into, guarantee the balance of total Water in native system, and ensure that wash water solution concentration is no more than the regulation of technic index.
In the utility model, granulation tower equipment inner core 3 has air vent, as gas channel at receipts bucket 5 and the barrel received between water circulation pond 4.The area of described air vent is 70 ~ 90% of this section of barrel area.If the area of described air vent is less than 70%, then can increase the resistance of air-flow; If the area of described air vent is greater than 90%, then may affect the intensity of structure, therefore, the area of described air vent is 70 ~ 90% is appropriate.
According to the utility model, axial id fan 8 is a kind of slow-speed shaft flow fan, and its rotating speed is 30 ~ 200 revs/min, and its fan blade diameter is 25 ~ 80% of granulation tower tower body 1 diameter.The axial id fan that the utility model uses needs according to concrete granulation tower situation determination fan blade diameter and rotating speed.
Axial id fan 8 is arranged on the top of described granulation tower tower body 1, install with packing section 6 is concentric, for slow-speed shaft flow fan, different according to granulation output of column, be equipped with different blower fan specifications, the air quantity of blower fan is larger than the flow of tail gas generated by granulation, and blast is slightly larger than the resistance of packing section washing process.
As previously mentioned, in compound fertilizer production with tower granulation technique, the air quantity of tower top tail gas is very large, if the compound fertilizer prilling tower of every 10,000 tons of yearly productive capacity, the flow of its tower top tail gas is about 10,000 m
3/ h, in actual applications, single output of column is generally 10-20 ten thousand tons/year, i.e. the air quantity of the tower top tail gas of single tower normally 10-20 ten thousand m
3/ h; Meanwhile, high-tower granulation also has very high requirement to distinguished and admirable flow pattern, namely requires that the wind speed of the diverse location in granulation tower cross section should be as far as possible identical, if the wind speed at each position, cross section is different, i.e. so-called bias current, will cause the instability of granulation process, even can not normally produce.
This technology adopts the packed tower washing process identical with granulation tower diameter, and namely stuffing washing tower and granulation tower combine, and diameter is identical, under the prerequisite ensureing clean result, reduces the height filling out a tower, thus reduces the resistance of system.Meanwhile, due to enough washing channel areas, make tail gas generated by granulation with lower wind speed by washing section, while the good clean result of acquisition, and the larger resistance of product can not be produced.
Adopt slow-speed shaft flow fan and washing section coaxially to install, effectively can solve the problem of tail gas wind direction bias current, ensure normally carrying out of production.Low speed strong blast volume axial-flow fan energy consumption is very low, and put for 100,000 tons/year of compound fertilizer facilities, blower fan power consumption is no more than 22kW, thus reduces cost, this depositing dust technique is become and has feasibility.
[beneficial effect]
The beneficial effects of the utility model are: by adopting the utility model technology; the tower top tail gas produced in compound fertilizer production with tower granulation production process effectively can be purified; in tail gas, the purifying rate of dust and ammonia nitrogen can reach more than 90%; to efficiently solve in high tower compound fertilizer production process institute's emission to the pollution of atmospheric environment; play a positive role to environmental protection, social benefit is huge.
Adopt the utility model technology, with the chemical fertilizer raw material of exhaust emissions in recyclable production process, Dust contained in tower top tail gas forms substantially identical with the composition of high tower compound fertilizer product, can think the raw material not forming qualified products, only reclaim a calculating with dust, for the high tower compound fertilizer device of 100,000 tons of production capacities, rough estimate, annual recyclable raw material more than 130 ton, by average cost of material 1800 yuan/ton, be worth more than 20 ten thousand yuan, there is good economic benefit.
[accompanying drawing explanation]
Fig. 1 is the utility model high tower compound fertilizer granulation tower tower top exhaust gas purification equipment structural representation;
In figure:
1-granulation tower tower body; 2-granulation tower shower nozzle; 3-granulation tower equipment inner core;
4-receives water circulation pond; 5-receives bucket; 6-packing section; 7-washings spray equipment;
8-axial id fan.
[detailed description of the invention]
The utility model can be understood better by following embodiment.
Embodiment 1: the utility model high tower compound fertilizer granulation tower tower top exhaust gas purification equipment
The structure of this granulation tower top exhaust gas purification equipment is as follows: in granulation tower tower body 1, on described granulation tower tower body 1 top, granulation tower equipment inner core 3 is set, its diameter is 65% of granulation tower tower body 1 diameter, and axial id fan 8 is set at the top of described granulation tower tower body 1, its rotating speed is 140 revs/min, and its fan blade diameter is 40% of granulation tower tower body 1 diameter;
Arrange at granulation tower equipment inner core 3 top and receive bucket 5, it is a kind of groove with the structure of falling the truncated cone, and this receipts bucket 5 diameter of going to the bottom is 75% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 15 °; And receipts water circulation pond 4 is installed in the middle part of granulation tower equipment inner core 3, receiving the water circulating pump configuring bottom water circulation pond 4 and sold with the corrosion-resistant chemical pump of trade name by Changsha Zhonglian Pump Industry Co., Ltd.;
Packing section 6 on receipts bucket 5, packing section 6 is that a kind of have can the cylinder of the packed tower structure of plastic filler sold with trade name polyhedron empty ball filler of filling effluent Bei Yaoxing Plastic Products Co., Ltd, and its height is 30% of granulation tower tower body 1 diameter; Its diameter is identical with the diameter of granulation tower tower body 1; Be provided with drip ring bottom packing section 6, the internal diameter of drip ring is 85% of granulation tower tower body 1 diameter;
Washings spray equipment 7 is set between axial id fan 8 and packing section 6; Washings spray equipment 7 is made up of the water-locator shower evenly configured, and the washings sprayed by described water-locator shower can be evenly distributed on filling surface.
Granulation tower equipment inner core 3 has air vent at receipts bucket 5 and the barrel received between water circulation pond 4, and the area of described air vent is 82% of this section of barrel area;
Granulation tower equipment inner core 3, receipts water circulation pond 4, receipts bucket 5, packing section 6, washings spray equipment 7 overlap with the axis of granulation tower tower body 1 with the axis of axial id fan 8.
With do not install compared with this equipment, when the present embodiment high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is arranged on the high tower compound fertilizer granulation tower top of certain fertilizer production factory, in granulation tower top tail gas, the purifying rate of dust and ammonia nitrogen can reach 90.2%.
Embodiment 2: the utility model high tower compound fertilizer granulation tower tower top exhaust gas purification equipment
The high tower compound fertilizer granulation tower tower top exhaust gas purification equipment structure of this embodiment and the identical of embodiment 1, just the diameter of granulation tower equipment inner core 3 is 60% of granulation tower tower body 1 diameters, the rotating speed of axial id fan 8 is 30 revs/min, and its fan blade diameter is 65% of granulation tower tower body 1 diameter; Receiving bucket 5 diameter of going to the bottom is 50% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 40 °; The height of packing section 6 is 10% of granulation tower tower body 1 diameter; Its diameter is identical with the diameter of granulation tower tower body 1; The internal diameter of drip ring is 60% of granulation tower tower body 1 diameter; The area that granulation tower equipment inner core 3 has air vent at receipts bucket 5 and the barrel received between water circulation pond 4 is 70% of this section of barrel area;
With do not install compared with this equipment, when the present embodiment high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is arranged on the high tower compound fertilizer granulation tower top of certain fertilizer production factory, in granulation tower top tail gas, the purifying rate of dust and ammonia nitrogen can reach 90.9%.
Embodiment 3: the utility model high tower compound fertilizer granulation tower tower top exhaust gas purification equipment
The high tower compound fertilizer granulation tower tower top exhaust gas purification equipment structure of this embodiment and the identical of embodiment 1, just the diameter of granulation tower equipment inner core 3 is 75% of granulation tower tower body 1 diameters, the rotating speed of axial id fan 8 is 200 revs/min, and its fan blade diameter is 25% of granulation tower tower body 1 diameter; Receiving bucket 5 diameter of going to the bottom is 65% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 24 °; The height of packing section 6 is 20% of granulation tower tower body 1 diameter; Its diameter is identical with the diameter of granulation tower tower body 1; The internal diameter of drip ring is 70% of granulation tower tower body 1 diameter; The area that granulation tower equipment inner core 3 has air vent at receipts bucket 5 and the barrel received between water circulation pond 4 is 76% of this section of barrel area;
With do not install compared with this equipment, when the present embodiment high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is arranged on the high tower compound fertilizer granulation tower top of certain fertilizer production factory, in granulation tower top tail gas, the purifying rate of dust and ammonia nitrogen can reach 91.4%.
Embodiment 4: the utility model high tower compound fertilizer granulation tower tower top exhaust gas purification equipment
The high tower compound fertilizer granulation tower tower top exhaust gas purification equipment structure of this embodiment and the identical of embodiment 1, just the diameter of granulation tower equipment inner core 3 is 50% of granulation tower tower body 1 diameters, the rotating speed of axial id fan 8 is 80 revs/min, and its fan blade diameter is 80% of granulation tower tower body 1 diameter; Receiving bucket 5 diameter of going to the bottom is 90% of granulation tower equipment inner core 3 diameter; Receiving bucket 5 side of falling the truncated cone with horizontal angle is 32 °; The height of packing section 6 is 40% of granulation tower tower body 1 diameter; Its diameter is identical with the diameter of granulation tower tower body 1; The internal diameter of drip ring is 76% of granulation tower tower body 1 diameter; The area that granulation tower equipment inner core 3 has air vent at receipts bucket 5 and the barrel received between water circulation pond 4 is 90% of this section of barrel area;
With do not install compared with this equipment, when the present embodiment high tower compound fertilizer granulation tower tower top exhaust gas purification equipment is arranged on the high tower compound fertilizer granulation tower top of certain fertilizer production factory, in granulation tower top tail gas, the purifying rate of dust and ammonia nitrogen can reach 90.5%.
Claims (8)
1. a high tower compound fertilizer granulation tower tower top exhaust gas purification equipment, it is characterized in that the structure of this granulation tower tower top exhaust gas purification equipment is as follows: in granulation tower tower body (1), granulation tower equipment inner core (3) is set on described granulation tower tower body (1) top, and axial id fan (8) is set at the top of described granulation tower tower body (1);
Arrange at granulation tower equipment inner core (3) top and receive bucket (5), and receipts water circulation pond (4) are installed, at receipts water circulation pond (4) bottom configuration cycles water pump at granulation tower equipment inner core (3) middle part; Be packing section (6) on receipts bucket (5), washings spray equipment (7) is set between axial id fan (8) and packing section (6);
Granulation tower equipment inner core (3), receipts water circulation pond (4), receipts bucket (5), packing section (6), washings spray equipment (7) overlap with the axis of granulation tower tower body (1) with the axis of axial id fan (8).
2. granulation tower tower top exhaust gas purification equipment according to claim 1, it is characterized in that receiving bucket (5) is a kind of groove with the structure of falling the truncated cone, this receipts bucket (5) diameter of going to the bottom is 50 ~ 90% of granulation tower equipment inner core (3) diameter; Receiving bucket (5) side of falling the truncated cone with horizontal angle is 15 ~ 40 °.
3. granulation tower tower top exhaust gas purification equipment according to claim 1, it is characterized in that packing section (6) is that a kind of have can the cylinder of packed tower structure of filling plastic filler, its height is 10 ~ 40% of granulation tower tower body (1) diameter; Its diameter is identical with the diameter of granulation tower tower body (1); Packing section (6) bottom is provided with drip ring, and the internal diameter of drip ring is 60 ~ 85% of granulation tower tower body (1) diameter.
4. granulation tower tower top exhaust gas purification equipment according to claim 1, it is characterized in that washings spray equipment (7) is made up of the water-locator shower evenly configured, the washings sprayed by described water-locator shower can be evenly distributed on filling surface.
5. granulation tower tower top exhaust gas purification equipment according to claim 1, it is characterized in that axial id fan (8) is for a kind of slow-speed shaft flow fan, its rotating speed is 30 ~ 200 revs/min, and its fan blade diameter is 25% ~ 80% of granulation tower tower body (1) diameter.
6. granulation tower tower top exhaust gas purification equipment according to claim 1, is characterized in that granulation tower equipment inner core (3) has air vent in receipts bucket (5) and the barrel received between water circulation pond (4).
7. granulation tower tower top exhaust gas purification equipment according to claim 6, is characterized in that the area of described air vent is 70 ~ 90% of this section of barrel area.
8. granulation tower tower top exhaust gas purification equipment according to claim 1, is characterized in that the diameter of granulation tower equipment inner core (3) is 50 ~ 75% of granulation tower tower body (1) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358664.5U CN204637930U (en) | 2015-05-28 | 2015-05-28 | A kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358664.5U CN204637930U (en) | 2015-05-28 | 2015-05-28 | A kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment |
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|---|---|
| CN204637930U true CN204637930U (en) | 2015-09-16 |
Family
ID=54090707
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|---|---|---|---|
| CN201520358664.5U Expired - Fee Related CN204637930U (en) | 2015-05-28 | 2015-05-28 | A kind of high tower compound fertilizer granulation tower tower top exhaust gas purification equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841248A (en) * | 2015-05-28 | 2015-08-19 | 郑州琨茂农业科技有限公司 | Overhead exhaust gas purification equipment for compound fertilizer granulation tower employing high tower |
-
2015
- 2015-05-28 CN CN201520358664.5U patent/CN204637930U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841248A (en) * | 2015-05-28 | 2015-08-19 | 郑州琨茂农业科技有限公司 | Overhead exhaust gas purification equipment for compound fertilizer granulation tower employing high tower |
| CN104841248B (en) * | 2015-05-28 | 2017-06-09 | 郑州琨茂农业科技有限公司 | A kind of high tower compound fertilizer granulates column overhead exhaust gas purification equipment |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200528 |
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| CF01 | Termination of patent right due to non-payment of annual fee |