CN102679764B - Powder suspension cooling machine - Google Patents
Powder suspension cooling machine Download PDFInfo
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- CN102679764B CN102679764B CN201210184000.2A CN201210184000A CN102679764B CN 102679764 B CN102679764 B CN 102679764B CN 201210184000 A CN201210184000 A CN 201210184000A CN 102679764 B CN102679764 B CN 102679764B
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Abstract
In order to solve the defects in the prior art, the invention provides a powder suspension cooling machine for cooling powder. The powder suspension cooling machine comprises one stage or multiple stages of suspension coolers, wherein each suspension cooler comprises a cyclone separator and a cooling pipeline, the cooling pipeline is fixedly communicated with the inlet end of the cyclone separator, the cooling pipeline comprises a vertical section, the lower end part of the vertical section is provided with a cold air inlet and a feeding port, the cold air inlet is arranged below the feeding port, the cyclone separator comprises an air outlet and a discharging port, and when the power suspension cooling machine comprises multiple stages of suspension coolers, the discharging port of the cyclone separator of a previous stage of suspension cooler is communicated with the feeding port of a cooling pipeline of a next stage of suspension cooler. By utilizing the characteristics of the powder, the powder is cooled under the suspension state, so that the heat can be adequately and quickly exchanged; and the powder suspension cooling machine is simple in structure and has low energy consumption.
Description
Technical field
The present invention relates to a kind of refrigerating device for materials, particularly a kind of powder suspension cooler for cooling powder.
Background technology
The form of cooler has multiple at present, such as grate-cooler, single cooler, chute cooler, vertical cooling machine etc., and these coolers are all used for cooling granular or lump material, be to have following feature based on granular material and lump material: material inside has space each other, cold wind can be through the cooling material in space of storeroom; Thickness of feed layer is easily controlled, and after ventilating, the stocking angle of material changes little.
But for powder, first, the inner tight of material, bring adverse effect to ventilation, such as the part of material is blown thoroughly or is blown the material hole of running through, cause hot-spot and local powder to be kicked up; Secondly, the bed of material of granular material is wayward, easily produces fluidisation phenomenon.Visible, in prior art, also there is no the equipment of effective cooling granular material, it becomes those skilled in the art's technical problem urgently to be resolved hurrily.
Summary of the invention
For solving defect of the prior art, the invention provides a kind of powder suspension cooler for cooling powder, it utilizes the own characteristic of powder, under suspended state cooling powder, heat exchange is fully, fast; And powder suspension cooler simple in structure, energy resource consumption is low.
Technical scheme:
A kind of powder suspension cooler, it is characterized in that, comprise one-level or suspension cooler more than one-level, each described suspension cooler comprises cyclone separator and cooling pipe, described cooling pipe is fixedly communicated with the arrival end of described cyclone separator, described cooling pipe comprises vertical section, the end portion of described vertical section is provided with cold air inlet and feeding mouth, described cold air inlet is positioned at the below of described feeding mouth, described cyclone separator comprises air outlet and discharging opening, in the time that powder suspension cooler comprises suspension cooler more than one-level, the discharging opening of the cyclone separator of described higher level's suspension cooler is connected with the feeding mouth of the cooling pipe of next stage suspension cooler.
Vertical section of described cooling pipe comprises hollow cylinder section and blast pipe, the upper port of described blast pipe is fixedly communicated with the lower port of described hollow cylinder section, the upper part being connected with described hollow cylinder section of at least described blast pipe is vertical setting, the cross section of described blast pipe is less than the cross section of described hollow cylinder section, described feeding mouth is arranged in described hollow cylinder section, and described cold air inlet is arranged on described blast pipe.
Described vertical section also includes taper reducing, and the large openend at the top of described taper reducing is fixedly communicated with the lower port of described hollow cylinder section, and the little openend of the bottom of described taper reducing is fixedly communicated with the upper port of blast pipe.
Described blast pipe comprises vertical portion and bending part, described vertical portion and bending part are fixing to be communicated with, the upper port of described vertical portion is the upper port of described blast pipe, the lower port of described vertical portion is fixedly communicated with near mouthful of end of described bending part, far away mouthful of end of described bending part is described cold air inlet, and the lower wall of the junction of described vertical portion and described bending part is fixed with discharge air valve.
In described vertical section between described feeding mouth and described cold air inlet, be provided with fluid bed.
Vertical section of described cooling pipe comprises hollow cylinder section and taper reducing, the large openend at the top of described taper reducing is fixedly communicated with the lower port of described hollow cylinder section, the lower open end place of the bottom of described taper reducing is fixed with discharge air valve, described cold air inlet is arranged on the sidewall of hollow cylinder or described taper reducing, described feeding mouth is arranged on the sidewall of hollow cylinder section, in the described hollow cylinder section between described feeding mouth and described cold air inlet, is provided with fluid bed.
In the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
Described suspension cooler along continuous straight runs at different levels arranges, or vertically arranges.
Described powder suspension cooler also includes a duct set road, described duct set offers the air inlet corresponding to cyclone separator quantity on road, and the air outlet of the cyclone separator of described suspension cooler at different levels is connected respectively with the corresponding air inlet in described duct set road.
In duct set road, be provided with air-valve between two adjacent described air inlets, the described duct set road adjacent with the air outlet of afterbody suspension cooler lower port be connected with the first air-introduced machine, and/or the described duct set road adjacent with the air outlet of first order suspension cooler upper port be connected with hot air recovery.
Described the first air-introduced machine is communicated with the second air-introduced machine, chimney successively by dust-precipitator.
The cold air inlet of described suspension cooler at different levels is communicated with respectively a cooling blower, or the cold air inlet of described suspension cooler at different levels is connected with same cooling blower.
The cold air inlet of front what suspension cooler in described suspension cooler at different levels is connected with a cooling blower respectively or is connected with same cooling blower, and the cold air inlet place of rear what suspension cooler in described suspension coolers at different levels is separately installed with cold blast sliding valve.
The below of the discharging opening of the cyclone separator of the below of described each discharge air valve and afterbody suspension cooler is provided with material conveyor.
Described powder suspension cooler also includes a duct set road, described duct set offers the air inlet corresponding to cyclone separator quantity on road, and the air outlet of the cyclone separator of described suspension cooler at different levels is connected respectively with the corresponding air inlet in described duct set road; One port in described duct set road is connected with the first air-introduced machine, and the cold air inlet place of described suspension cooler at different levels is separately installed with cold blast sliding valve.
Described discharge air valve is substituted by discharge gate, and described discharge gate below is provided with traditional cooler.
The below of described discharge air valve is provided with traditional cooler.
Technique effect:
The invention provides a kind of powder suspension cooler, this cooler is made up of one or more levels suspension cooler, suspension cooler includes cooling pipe and cyclone separator, powder and cold wind are in cooling pipe, under suspended state, carry out fully, after heat exchange efficiently, enter in cyclone separator, and in cyclone separator, carry out after gas solid separation, isolated material is discharged from discharging opening, isolated gas is discharged from air outlet, the cooling pipe that the material of discharging can also enter the suspension cooler of next stage carries out further cooling, until meet technological requirement.The progression of suspension cooler that powder suspension cooler comprises is relevant with the requirement of the initial temperature of material and drop temperature.
Preferably, below hollow cylinder section, be fixedly connected with a blast pipe, the cross-sectional area of blast pipe is less than the cross-sectional area of hollow cylinder section, blast pipe has the effect of assembling cold wind and improving wind speed, cold wind enters hollow cylinder section taking the cross section of blast pipe as the cold wind post of cross section, the effect of cold wind post includes: when including in powder in the situation of agglomerating powder, cold wind post can prevent that agglomerating powder from falling, and cold wind post can dispel, be beneficial to follow-up heat exchange by agglomerating powder.
Preferably, between hollow cylinder section and blast pipe by taper reducing transition, while having avoided hollow cylinder section to be directly connected with blast pipe, cold wind produces eddy current in the outer region in hollow cylinder section, is unfavorable for the suspension of powder, is also unfavorable for dispersing and heat exchange of material, and wasted cold wind; And adopt taper reducing transition, the energy loss of cone little, material suspended good, be beneficial to dispersing and heat exchange of material.
Preferably, be provided with fluid bed in vertical section of the cooling pipe between cold air inlet and feeding mouth, make material suspended better, more abundant with the heat exchange of cold wind.
Wherein, in hollow cylinder section, be provided with one or more radially reducing, be less than the draught area of corresponding hollow cylinder section in the draught area of radially reducing place, the variation of this draught area causes wind speed and airflow field that corresponding variation has also occurred, therefore can improve the heat exchanger effectiveness between cold wind and powder, within the specific limits, radially more, the total heat exchanger effectiveness of the change number of times of more, the wind speed of the quantity of reducing and airflow field is higher.
Wherein, in order conveniently to arrange and make compact overall structure, suspension cooler at different levels are along being horizontally disposed with, and layout also can vertically superpose.
Preferably, also comprise a duct set road, the gas of discharging from the air outlet of cyclone separators at different levels collects in duct set road, to facilitate the processing to this part gas, such as: the part to high temperature is recycled; The part of low temperature is carried out entering atmosphere after dedusting.
Preferably, between each air inlet in duct set road, be provided with air-valve, to determine that the gas entering from this air inlet is to flow to the lower port or the upper port that are connected with the first air-introduced machine, as a rule, before what air outlet discharge high-temperature gas discharge and carry out the recycling of high-temperature gas from the upper port in duct set road, such as: enter rotary kiln; The gas that then what temperature is lower converges to the lower port in duct set road under the effect of air-introduced machine.
Preferably, in the situation that having air-introduced machine, in the situation of powder temperature lower (mainly considering the situation that the material of air-introduced machine can be born), the cold air inlet (cold air inlet of what suspension cooler after generally referring to) of suspension cooler is located not to be connected with cooling blower, and cold blast sliding valve is installed, with air cooled interior powder, to save the energy, simultaneously, because suspension cooler inside is now negative pressure, powder in it not can from suspension cooler to external diffusion, prevented air pollution, ensured staff's health.
Preferably, in the time of process equipment conditions permit, all cold air inlets place all can not arrange cooling blower, and cold blast sliding valve is only installed, and utilizes the first air-introduced machine to make powder suspension cooler inside in negative pressure state, utilizes the cooling powder of air.
Preferably, in the time containing more lump material in powder, cold wind cannot blow afloat lump material, and lump material is discharged from discharge gate or the discharge air valve of blast pipe, lump material is now still in the condition of high temperature, traditional cooler can be set below discharge gate, with further cooling lump material.Being used in combination of this powder suspension cooler and traditional cooler, the material that cooling powder and piece material mix effectively, reaches best cooling effect.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the structural representation of another kind of embodiment of the present invention;
Fig. 3 a, 3b, 3c and 3d are that (wherein, the fine line in figure represents cold wind for the partial schematic diagram of vertical section of the present invention; Dotted line represents powder).
Reference numeral example is as follows:
1-duct set road, 1-1-duct set road upper port, 1-2-duct set road lower port, the air-valve arranging in 1-3-duct set road, air inlet on the sidewall in 1-4-duct set road, 2-first order suspension cooler, 2-1-cyclone separator, 2-1-1-arrival end, 2-1-2-air outlet, 2-1-3-discharging opening, 2-2-cooling pipe, vertical section of 2-3-cooling pipe, 2-4-feeding mouth, 2-5-cold air inlet, 2-6-fluid bed, 2-7-discharge air valve, 2-8-cooling blower, 2-9-blast pipe, 2-10-taper reducing; 3-second level suspension cooler, the feeding mouth of 3-4-second level suspension cooler, 4-n-1 level suspension cooler, 5-n level suspension cooler, 6-material conveyor, 7-the first air-introduced machine, 8-dust-precipitator, 9-the second air-introduced machine, 10-chimney, 11-cold blast sliding valve, 12-discharge gate, 13-tradition cooler.
Detailed description of the invention
In order to make object, technical scheme and the advantage of invention clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 is the structural representation of the first embodiment of the present invention.As can be seen, powder suspension cooler of the present invention includes n level suspension cooler, be first order suspension cooler 2, second level suspension cooler 3 ... n-1 level suspension cooler 4 and n level suspension cooler 5, between n level suspension cooler, be one another in series, preferably, n level suspension cooler along continuous straight runs set gradually (the arrangement level of being not limited to of n level suspension cooler sets gradually, and can select according to actual condition other any arrangement, such as vertical direction arrange; But in the situation that level is arranged successively, be more conducive to the layout of duct set road 1, material conveyor 6).Because n level suspension cooler is identical, describe as an example of first order suspension cooler 2 example now.First order suspension cooler 2 includes cyclone separator 2-1 and cooling pipe 2-2, the upper port of cooling pipe 2-2 is fixedly communicated with the arrival end 2-1-1 of cyclone separator 2-1, powder and cold wind mainly carry out heat exchange in cooling pipe 2-2 under suspended state, powder after heat exchange and gas enter and in cyclone separator 2-1, carry out gas solid separation, isolated gas is by the air outlet 2-1-2 of cyclone separator upper end, the air inlet 1-4 in duct set road 1 enters in duct set road 1, isolated powder escapes and enter the feeding mouth 3-4 of the cooling pipe of second level suspension cooler 3 by the discharging opening 2-1-3 of cyclone separator lower end.Cooling pipe 2-2 includes vertical section of 2-3, and the bending segment that the upper port of vertical section is fixedly communicated with the arrival end 2-1-1 of cyclone separator 2-1, and preferably, vertically section 2-3 and bending segment are structure as a whole.In the present embodiment, vertically section 2-3 is hollow cylindrical body (being hollow cylinder section) and the taper reducing 2-10 that is positioned at the hollow of hollow cylindrical body below, the big opening end at top and the lower port of hollow cylindrical body of taper reducing 2-10 wherein are fixedly communicated with, and the osculum end place of the bottom of taper reducing 2-10 is provided with discharge air valve 2-7.Be provided with feeding mouth 2-4 in the bottom of hollow cylindrical body, on the sidewall of taper reducing 2-10, be provided with cold air inlet 2-5, near the big opening end of the taper reducing 2-10 between feeding mouth 2-4 and cold air inlet 2-5 or be provided with fluid bed 2-6 near the lower port of hollow cylindrical body.Certainly, cold air inlet 2-5 also can be arranged near the lower port of hollow cylindrical body, and cold air inlet 2-5, lower than feeding mouth 2-4, is provided with fluid bed 2-6 between feeding mouth 2-4 and cold air inlet 2-5, sees Fig. 3 c.The cold air inlet 2-5 is here connected with cooling blower 2-8, certainly, can also be connected with other cold wind source.Powder enters cooling pipe 2-2 from feeding mouth 2-4, and cold wind enters cooling pipe 2-2 from cold air inlet 2-5, cold wind is by fluid bed 2-6, blow to the powder entering from feeding mouth 2-4, powder is dispelled and is suspended state under cold wind action to rise, and in the process rising, carry out fully with cold wind, efficient heat exchange, and then enter cyclone separator 2-1 and carry out gas solid separation.The fluid bed 2-6 is here not necessary parts, and its effect is only to make the better of powder suspension, to improve heat exchanger effectiveness.But in the time that fluid bed 2-6 is set, the agglomerating material in powder or the lump material of doping easily cause the obstruction of fluid bed 2-6, and the discharge of this part material is also inconvenient.
Preferably, on the hollow cylindrical body of the vertical section of 2-3 of cooling pipe 2-2, be provided with radially reducing, radially reducing can arrange one or longitudinally interval arrange multiple, radially reducing can be one or several in the radially reducing of center of the prior art reducing, annular reducing, latticed reducing or other types, to strengthen heat exchange effect.
In the present embodiment, powder suspension cooler also includes duct set road 1, material conveyor 6, the first air-introduced machine 7, dust-precipitator 8, the second air-introduced machine 9 and chimney 10.Duct set road 1 is wherein a hollow pipeline, its upper port 1-1 is the port near the air outlet 2-1-2 of the first cyclone separator 2-1, its lower port 1-2 is port, its air outlet near the cyclone separator of n level suspension cooler 5 relative with upper port 1-1, its upper port 1-1 can be connected with high-temperature gas retracting device, such as: high-temperature gas directly enters rotary kiln; Its lower port 1-2 is connected successively with the first air-introduced machine 7, dust-precipitator 8, the second air-introduced machine 9 and chimney 10; On sidewall corresponding to the air outlet of the cyclone separator of suspension cooler at different levels, duct set road, be provided with corresponding air inlet 1-4; Between two adjacent air inlet 1-4, be provided with air-valve 1-3, operation air-valve 1-3 can change the flow direction of dusty gas,, can discharge or discharge from lower port 1-2 from upper port 1-1, and operation air-valve 1-3 according to the temperature that is mainly this portion gas, as mentioned above, high-temperature gas recycling, discharge from upper port 1-1, cryogenic gas enters atmosphere, discharges from lower port 1-2 after processing.The high-temperature dusty gas that front what the air outlet of cyclone separator in the present embodiment is discharged is discharged from the upper port 1-1 in duct set road 1; After the low-temperature dust-containing gas that rear what the air outlet of cyclone separator of the present embodiment is discharged is entered dust-precipitator 8 and is purified by the first air-introduced machine 7, and further entering atmosphere by the second air-introduced machine 9 from chimney 10, the dust that dust-precipitator 8 is accepted is discharged on material conveyor 6.Material conveyor 6 in the present embodiment is positioned at discharge air valve 2-7, the discharging opening of cyclone separator of n level suspension cooler and the below of the discharging opening of dust-precipitator 8 of suspension cooler at different levels, mass transport is gone out, certainly, for each discharging position, material collecting device can be set separately.
Those skilled in the art are to be understood that, the setting in duct set road 1 is flexibly, such as a high-temperature gas duct set road and a cryogenic gas duct set road are set, the high-temperature gas of discharging from cyclone separator enters high-temperature gas duct set road, and can so to its recycling, the cryogenic gas of discharging from cyclone separator enters low temperature duct set road, and enters atmosphere after can and then it being purified.
The course of work of the present embodiment is as follows:
Material enters from the feeding mouth 2-4 of first order suspension cooler 2, and the cold wind that air-cooler 2-8 provides blows to powder through fluid bed 2-6, make it be suspended state and rise, and in the process rising powder and cold wind has carried out fully, heat exchange fast.Gas after heat exchange and powder carry out gas solid separation in cyclone separator 2-1, isolated gas is by the air outlet 2-1-2 of cyclone separator, the air inlet 1-4 in duct set road enters in duct set road 1, isolated powder enters the feeding mouth 3-4 of second level suspension cooler from discharging opening 2-1-3, repeat after said process, the gas of discharging from the air outlet of the cyclone separator of second level suspension cooler 3 enters in duct set road 1 through the air inlet in duct set road 1, the suspension cooler that the powder of discharging from the discharging opening of the cyclone separator of second level suspension cooler 3 enters next stage.Repeat above-mentioned steps, powder entered in the cooling pipe of n-1 level suspension cooler 4, carry out further cooling, and cooled powder and gas gas solid separation in the cyclone separator of n-1 level suspension cooler 4, gas after separation enters duct set road 1, powder after separation enters n level suspension cooler 5, repeat after above-mentioned cooling step, cyclone separator is by the gas input set wind pipeline 1 after separating, and cyclone separator is discharged to the cooling powder after separating on material conveyor 6.The dusty gas entering in duct set road operates air-valve 1-3 according to its temperature, and the dusty gas of high-temperature part carries out recycling, all discharges from the upper port 1-1 in duct set road, and the dusty gas of low temperature part enters atmosphere after dust-precipitator 8 purifies.
The first air-introduced machine 7 and the second air-introduced machine 9 wherein can not arrange, and under the effect of rear what cooling blower, low temperature dusty gas can purify and enter atmosphere by dust-precipitator 8.But in the time that the first air-introduced machine 7, the second air-introduced machine 9 are set, are more conducive to gas and discharge from lower port 1-2.In the situation that the first air-introduced machine 7, the second air-introduced machine 9 are set, afterwards the cooling blower of what suspension cooler can, under the effect of negative pressure, be used as refrigerating gas with air, now, at cold air inlet place, cold blast sliding valve 11 is set, see Fig. 2.And, due in rear what corresponding duct set road, afterwards what cooling pipe and cyclone separator in be negative pressure, in it, powder will can, to external diffusion, not prevent air pollution, ensure staff's health.
Further preferably, in the time of the conditions permit of process equipment, all cold air inlet 2-5 places all arrange cold blast sliding valve 11, in this case, under the effect of the first air-introduced machine 7 and the second air-introduced machine 9, making in cyclone separators at different levels and cooling pipe by duct set road 1 is negative pressure, as mentioned above, under the effect of negative pressure, air is entered in powder suspension cooler and is carried out cooling powder as refrigerating gas by cold blast sliding valve 11, now, powder by can not be to external diffusion, prevented the pollution of powder to air, ensured staff's health.Now, the air-valve 1-3 in duct set road 11 is removed, and its upper port 1-1 also makes blind end into.
Fig. 3 a is the structural representation of part under the vertical section of 2-3 of cooling pipe 2-2, than Fig. 1 and Fig. 2, does not now adopt fluid bed 2-6, but be provided with blast pipe 2-9 below taper reducing 2-10.Blast pipe 2-9 comprises vertical portion and bending part (vertical portion and bending part can integrative-structure), and the upper port of the vertical portion of blast pipe 2-9 is fixedly communicated with the little openend of the bottom of taper reducing.Because the cross-sectional area of at least vertical portion of blast pipe 2-9 is less than the cross-sectional area of hollow cylindrical body, in this case, vertical portion has played collects cooling wind action, in the case of the cooling blower (or other cold wind sources) of same power, than the situation of Fig. 1 and Fig. 2, the speed that offers the cold wind of powder in Fig. 3 wants large; That is to say than the situation of Fig. 1 and Fig. 2, if Fig. 3 provides the cold wind of identical wind speed, low to the power requirement of cooling blower.And the cold wind post being produced by the vertical portion of blast pipe 2-9 can effectively prevent that agglomerating material from falling, and agglomerating material can be dispelled, and has improved the efficiency of heat exchange.
In addition, Fig. 3 a uses the situation of fluid bed with respect to Fig. 1 and Fig. 2, in the lower wall of vertical portion and bending part junction, discharge air valve 2-7 is installed, the lump material adulterating in powder can directly be discharged, and be discharged on material conveyor 6 from vertical portion, the discharge air valve 2-7 of taper reducing 2-10, blast pipe 2-9.Preferably, the below of discharge air valve 2-7 is installed with broach hopper.
Fig. 3 b is the another kind of structural representation of part under the vertical section of 2-3 of cooling pipe 2-2.Than Fig. 3 a, Fig. 3 b has omitted taper reducing, and the upper port of the vertical portion of blast pipe 2-9 is fixedly communicated with the lower port in hollow cylinder and the upper port of vertical portion is positioned at the center of the lower port of hollow cylindrical body.Obtaining under the prerequisite of the technique effect identical with Fig. 3 a, shown in Fig. 3 b can there are some defects in structure: cold wind produces eddy current in the outer region in hollow cylindrical body, is unfavorable for the suspension of powder, is also unfavorable for dispersing and heat exchange of material, and wasted cold wind.
Fig. 3 d is the in the situation that of comprising a certain proportion of lump material in material, because lump material cannot be blown afloat by cold wind and fall from blast pipe, while dropping to discharge air valve 2-7, discharges by discharge air valve 2-7.Now the below of discharge air valve is provided with traditional cooler 13, carries out cooling to this part high temperature lump material.When powder suspension cooler adopts air cooling, when under the effect of air-introduced machine, its inside is negative pressure, discharge air valve 2-7 can be replaced by discharge gate 12, and it is interior further cooling that lump material directly escapes and enter traditional cooler 13 by discharge gate 12.Mode shown in Fig. 3 d, the cooling mixed material that includes lump material and powder effectively, to reach best cooling effect.
The selection of progression of n level suspension cooler in the present embodiment is relevant with the drop temperature of the initial temperature of powder and requirement.Certainly, also can only adopt the suspension cooler of one-level, under these circumstances, the powder of discharging from the discharging opening of cyclone separator is directly drained by material conveyor 6, the dusty gas of discharging from the air outlet of cyclone separator, if temperature is higher, directly recycling, if temperature is lower, after purifying by dust-precipitator, enter atmosphere.If dusty gas is the situation of high temperature, just do not need to arrange duct set road, the first air-introduced machine, dust-precipitator, the second air-introduced machine and chimney.If dusty gas is the situation of low temperature, just do not need to arrange duct set road and the first and second air-introduced machines.
In addition, in above-mentioned all embodiment, the feeding mouth 2-4 place of cooling pipe is provided with feeding pipe, and the angle between feeding pipe and horizontal plane is greater than the stocking angle of material.
Claims (30)
1. a powder suspension cooler, it is characterized in that, comprise one-level or suspension cooler more than one-level, each described suspension cooler comprises cyclone separator and cooling pipe, described cooling pipe is fixedly communicated with the arrival end of described cyclone separator, described cooling pipe comprises vertical section, the end portion of described vertical section is provided with cold air inlet and feeding mouth, described cold air inlet is positioned at the below of described feeding mouth, described cyclone separator comprises air outlet and discharging opening, in the time that powder suspension cooler comprises suspension cooler more than one-level, the discharging opening of the cyclone separator of described higher level's suspension cooler is connected with the feeding mouth of the cooling pipe of next stage suspension cooler, vertical section of described cooling pipe comprises hollow cylinder section and blast pipe, the upper port of described blast pipe is fixedly communicated with the lower port of described hollow cylinder section, the upper part being connected with described hollow cylinder section of at least described blast pipe is vertical setting, the cross section of described blast pipe is less than the cross section of described hollow cylinder section, described feeding mouth is arranged in described hollow cylinder section, and described cold air inlet is arranged on described blast pipe.
2. powder suspension cooler according to claim 1, it is characterized in that, described vertical section also includes taper reducing, the large openend at the top of described taper reducing is fixedly communicated with the lower port of described hollow cylinder section, and the little openend of the bottom of described taper reducing is fixedly communicated with the upper port of blast pipe.
3. powder suspension cooler according to claim 1, it is characterized in that, described blast pipe comprises vertical portion and bending part, described vertical portion and bending part are fixing to be communicated with, the upper port of described vertical portion is the upper port of described blast pipe, the lower port of described vertical portion is fixedly communicated with near mouthful of end of described bending part, far away mouthful of end of described bending part is described cold air inlet, and the lower wall of the junction of described vertical portion and described bending part is fixed with discharge air valve.
4. powder suspension cooler according to claim 2, it is characterized in that, described blast pipe comprises vertical portion and bending part, described vertical portion and bending part are fixing to be communicated with, the upper port of described vertical portion is the upper port of described blast pipe, the lower port of described vertical portion is fixedly communicated with near mouthful of end of described bending part, far away mouthful of end of described bending part is described cold air inlet, and the lower wall of the junction of described vertical portion and described bending part is fixed with discharge air valve.
5. powder suspension cooler according to claim 1, is characterized in that, in described vertical section between described feeding mouth and described cold air inlet, is provided with fluid bed.
6. powder suspension cooler according to claim 2, is characterized in that, in described vertical section between described feeding mouth and described cold air inlet, is provided with fluid bed.
7. powder suspension cooler according to claim 3, is characterized in that, in described vertical section between described feeding mouth and described cold air inlet, is provided with fluid bed.
8. powder suspension cooler according to claim 4, is characterized in that, in described vertical section between described feeding mouth and described cold air inlet, is provided with fluid bed.
9. powder suspension cooler according to claim 1, it is characterized in that, vertical section of described cooling pipe comprises hollow cylinder section and taper reducing, the large openend at the top of described taper reducing is fixedly communicated with the lower port of described hollow cylinder section, the lower open end place of the bottom of described taper reducing is fixed with discharge air valve, described cold air inlet is arranged on the sidewall of hollow cylinder or described taper reducing, described feeding mouth is arranged on the sidewall of hollow cylinder section, in the described hollow cylinder section between described feeding mouth and described cold air inlet, be provided with fluid bed.
10. powder suspension cooler according to claim 1, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
11. powder suspension coolers according to claim 2, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
12. powder suspension coolers according to claim 3, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
13. powder suspension coolers according to claim 4, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
14. powder suspension coolers according to claim 5, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
15. powder suspension coolers according to claim 6, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
16. powder suspension coolers according to claim 7, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
17. powder suspension coolers according to claim 8, it is characterized in that, in the hollow cylinder section of vertical section of described cooling pipe, be provided with one or be longitudinally arranged at intervals with more than one radially reducing, the draught area of described radially reducing place is less than the former draught area of this place's hollow cylinder section.
18. according to the powder suspension cooler one of claim 1-17 Suo Shu, it is characterized in that, described suspension cooler along continuous straight runs at different levels arrange, or vertically arrange.
19. according to the powder suspension cooler one of claim 1-17 Suo Shu, it is characterized in that, described powder suspension cooler also includes a duct set road, described duct set offers the air inlet corresponding to cyclone separator quantity on road, and the air outlet of the cyclone separator of described suspension cooler at different levels is connected respectively with the corresponding air inlet in described duct set road.
20. powder suspension coolers according to claim 18, it is characterized in that, described powder suspension cooler also includes a duct set road, described duct set offers the air inlet corresponding to cyclone separator quantity on road, and the air outlet of the cyclone separator of described suspension cooler at different levels is connected respectively with the corresponding air inlet in described duct set road.
21. powder suspension coolers according to claim 19, it is characterized in that, in duct set road, be provided with air-valve between two adjacent described air inlets, the described duct set road adjacent with the air outlet of afterbody suspension cooler lower port be connected with the first air-introduced machine, and/or the described duct set road adjacent with the air outlet of first order suspension cooler upper port be connected with hot air recovery.
22. powder suspension coolers according to claim 20, it is characterized in that, in duct set road, be provided with air-valve between two adjacent described air inlets, the described duct set road adjacent with the air outlet of afterbody suspension cooler lower port be connected with the first air-introduced machine, and/or the described duct set road adjacent with the air outlet of first order suspension cooler upper port be connected with hot air recovery.
23. according to the powder suspension cooler described in claim 21 or 22, it is characterized in that, described the first air-introduced machine is communicated with the second air-introduced machine, chimney successively by dust-precipitator.
24. powder suspension coolers according to claim 19, is characterized in that, the cold air inlet of described suspension cooler at different levels is communicated with respectively a cooling blower, or the cold air inlet of described suspension cooler at different levels is connected with same cooling blower.
25. powder suspension coolers according to claim 20, is characterized in that, the cold air inlet of described suspension cooler at different levels is communicated with respectively a cooling blower, or the cold air inlet of described suspension cooler at different levels is connected with same cooling blower.
26. according to the powder suspension cooler described in claim 21 or 22, it is characterized in that, the cold air inlet of front what suspension cooler in described suspension cooler at different levels is connected with a cooling blower respectively or is connected with same cooling blower, and the cold air inlet place of rear what suspension cooler in described suspension coolers at different levels is separately installed with cold blast sliding valve.
27. according to claim 3 or 4 or the described powder suspension cooler of one of 7-9, it is characterized in that, the below of the discharging opening of the cyclone separator of the below of described each discharge air valve and afterbody suspension cooler is provided with material conveyor.
28. according to the powder suspension cooler described in claim 3 or 4, it is characterized in that, described powder suspension cooler also includes a duct set road, described duct set offers the air inlet corresponding to cyclone separator quantity on road, and the air outlet of the cyclone separator of described suspension cooler at different levels is connected respectively with the corresponding air inlet in described duct set road; One port in described duct set road is connected with the first air-introduced machine, and the cold air inlet place of described suspension cooler at different levels is separately installed with cold blast sliding valve.
29. powder suspension coolers according to claim 28, is characterized in that, described discharge air valve is substituted by discharge gate, and described discharge gate below is provided with traditional cooler.
30. according to the powder suspension cooler described in claim 3 or 4, it is characterized in that, the below of described discharge air valve is provided with traditional cooler.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210184000.2A CN102679764B (en) | 2012-06-05 | 2012-06-05 | Powder suspension cooling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210184000.2A CN102679764B (en) | 2012-06-05 | 2012-06-05 | Powder suspension cooling machine |
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| CN102679764A CN102679764A (en) | 2012-09-19 |
| CN102679764B true CN102679764B (en) | 2014-12-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104677118B (en) * | 2015-03-05 | 2016-08-17 | 成都利君实业股份有限公司 | A kind of suspension cooling system |
| CN107285598B (en) * | 2017-07-21 | 2020-09-29 | 北京中科领向环保研究院有限公司 | Atomizing suspension state extrinsic cycle drying equipment |
| CN109900124A (en) * | 2019-04-04 | 2019-06-18 | 南京凯盛国际工程有限公司 | A kind of granular material cooling device |
| CN110495491A (en) * | 2019-10-02 | 2019-11-26 | 祝磊 | The grain drier of dosing |
| CN111018373B (en) * | 2019-12-26 | 2020-11-03 | 刘志浩 | Energy-saving green environment-friendly material coagulant for regenerating ardealite solid waste and preparation method thereof |
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| US3498595A (en) * | 1967-04-11 | 1970-03-03 | Fives Lille Cail | Preheating apparatus useful in the manufacture of cement and the like |
| CN2142450Y (en) * | 1992-09-29 | 1993-09-22 | 王成斌 | Package changing machine for railway bulk cargo |
| CN1090558A (en) * | 1992-12-28 | 1994-08-10 | 川崎重工业株式会社 | Produce the device of cement clinker |
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| US2866272A (en) * | 1954-09-28 | 1958-12-30 | Smidth & Co As F L | Cyclone heat exchange apparatus |
| CA2661623A1 (en) * | 2006-08-22 | 2008-02-28 | Magaldi Power S.P.A. | Cooling system for the dry extraction of heavy ashes from boilers |
| FI120188B (en) * | 2007-10-08 | 2009-07-31 | Foster Wheeler Energia Oy | centrifugal separator |
| CN101876512A (en) * | 2009-04-29 | 2010-11-03 | 马德美 | FSQC cooling and dedusting combinational machine |
| CN202770257U (en) * | 2012-06-05 | 2013-03-06 | 高玉宗 | Powder suspension cooler |
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- 2012-06-05 CN CN201210184000.2A patent/CN102679764B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498595A (en) * | 1967-04-11 | 1970-03-03 | Fives Lille Cail | Preheating apparatus useful in the manufacture of cement and the like |
| CN2142450Y (en) * | 1992-09-29 | 1993-09-22 | 王成斌 | Package changing machine for railway bulk cargo |
| CN1090558A (en) * | 1992-12-28 | 1994-08-10 | 川崎重工业株式会社 | Produce the device of cement clinker |
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