CN214665590U - Drying and screening integrated machine for potassium nitrate - Google Patents
Drying and screening integrated machine for potassium nitrate Download PDFInfo
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- CN214665590U CN214665590U CN202120913505.2U CN202120913505U CN214665590U CN 214665590 U CN214665590 U CN 214665590U CN 202120913505 U CN202120913505 U CN 202120913505U CN 214665590 U CN214665590 U CN 214665590U
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Abstract
The utility model relates to a potassium nitrate screening drying equipment's technical field is a dry screening all-in-one for potassium nitrate, it includes quick-witted case, fluidized bed, screen cloth, the fluidized bed is installed to the machine incasement, be provided with on the right side tank wall of machine case with the corresponding discharge gate of fluidized bed right side tail end position, fixedly connected with screen cloth is two-layer about dividing into with the inside space of fluidized bed and divide into top discharge mouth and bottom discharge mouth with the discharge gate partition, set firmly the coarse fodder collecting box, the fine material collecting box that are linked together with top discharge mouth, bottom discharge mouth respectively on quick-witted case. Through setting up the screen cloth, can be with the potassium nitrate granule that accords with the particle diameter requirement from the screen cloth sieve fall to the fluidized bed on to finally enter into in the fine material collecting box, then directly enter into subsequent packing flow, and those potassium nitrate that do not accord with the particle diameter requirement then can remain on the screen cloth, in the same frequency vibration along with the fluidized bed, shift gradually the coarse fodder collecting box, retrieve and recycle.
Description
Technical Field
The utility model relates to a technical field of potassium nitrate screening drying equipment is a dry screening all-in-one for potassium nitrate.
Background
At present, a vibrating fluidized bed dryer is generally adopted to dry potassium nitrate in the domestic potassium nitrate production process, then a vibrating screen is used for grading the dried potassium nitrate, packaging and selling which meet the particle size requirement are carried out, and the dried potassium nitrate is returned to the front process to be reprocessed which does not meet the particle size requirement. Two devices are adopted to solve the problem, and the self capacity of the vibrated fluidized bed cannot be exerted to the maximum. Two different devices are needed for completing the drying and screening of the potassium nitrate, the capital investment, the maintenance of the device and the personnel operation are all troublesome, and the cost is not low in the aspects of economy and labor intensity.
Disclosure of Invention
The utility model provides a dry screening all-in-one is used to potassium nitrate has overcome above-mentioned prior art not enough, and it can effectively solve prior art and will accomplish the dry and screening equipment that needs two differences of potassium nitrate, causes the problem that the fund input is big, the plant maintenance is troublesome with personnel's operation.
The purpose of the application is realized as follows: the drying and screening integrated machine for the potassium nitrate comprises a machine case, a fluidized bed and a screen, wherein the machine case is of a closed box structure, the fluidized bed corresponding to the left length and the right length of the machine case is arranged in the machine case, the fluidized bed is in a U-shaped groove shape, air holes are densely distributed at the bottom of the fluidized bed, a feed inlet corresponding to the position of the fluidized bed is arranged on the upper part of the left side of the machine case, a discharge outlet corresponding to the position of the right tail end of the fluidized bed is arranged on the right side of the machine case, the screen is fixedly connected in the fluidized bed to divide the inner space of the fluidized bed into an upper layer and a lower layer and divide the discharge outlet into an upper discharge outlet and a lower discharge outlet, a coarse material collecting box and a fine material collecting box which are communicated with the upper discharge outlet and the lower discharge outlet are respectively fixedly arranged on the machine case, outlets are respectively arranged at the bottoms of the fine material collecting box and the coarse material collecting box, and at least one vibrating motor is respectively arranged on the front outer wall and the rear outer wall of the machine case to vibrate the fluidized bed, the side wall of the lower part of the case is provided with a plurality of in-case air inlets at intervals, and the wall of the top case of the case is provided with a plurality of in-case air outlets at intervals.
The following are further optimization or/and improvement of the technical scheme of the utility model: further, still install agitator motor in the top outside of coarse fodder collecting box, agitator motor's pivot is worn to establish in the coarse fodder collecting box, and vertical being provided with in the coarse fodder collecting box installs the epaxial (mixing) shaft of agitator motor, has set firmly a plurality of broken blades on the (mixing) shaft.
Furthermore, a spiral material conveying machine is installed at the position of the feeding port.
Furthermore, a plurality of observation windows are arranged on the outer wall of the case.
Furthermore, a damping base is respectively arranged on the left side and the right side of the bottom of the case.
Furthermore, an air blower, an air heater and a cyclone separator are arranged outside the case, an air inlet of the air blower is communicated with the outside atmosphere, an air outlet of the air blower is respectively connected with an inlet of the air heater and at least one in-case air inlet pipe, an outlet of the air heater is connected with the rest in-case air inlet pipes, an induced draft pipe is arranged above the case, an inlet end of the induced draft pipe is respectively connected with each in-case air outlet, an outlet end of the induced draft pipe is communicated with the cyclone separator, and a bag-type dust collector and an induced draft fan are sequentially communicated and arranged behind the cyclone separator.
The utility model has reasonable and compact structure, through the arrangement of the screen, potassium nitrate particles meeting the particle size requirement can be screened from the screen onto the fluidized bed and finally enter the fine material collecting box, and then directly enter the subsequent packaging process, while potassium nitrate not meeting the particle size requirement can be remained on the screen, along with the same-frequency vibration of the fluidized bed, the potassium nitrate particles are gradually transferred into the coarse material collecting box for recycling, a crushing blade driven by a stirring motor is arranged in the coarse material collecting box, the larger coarse potassium nitrate on the screen can be pretreated, the larger potassium nitrate material can be refined into potassium nitrate with smaller particle size, the potassium nitrate particles are input into the front process for recycling and then processing, the processing load of the front process can be reduced, when the processed potassium nitrate material enters the screen on the fluidized bed again, the screening requirement of the screen can be met to the maximum extent, make original particle diameter not conform to the potassium nitrate of requirement significantly reduce, further promote the utility model discloses a screening efficiency has very strong practicality. Compare the prior art who needs two machines of vibrated fluidized bed and shale shaker to become and accomplish the dry screening work of potassium nitrate, only need now the utility model discloses the work of two machines can be accomplished to a machine, has simplified the production process flow of potassium nitrate, has improved the production efficiency of potassium nitrate, has reduced the fund input, has reduced the maintenance degree of difficulty in later stage, simplifies personnel's operation flow, saves worry and laborsaving, has very strong practicality.
Drawings
The specific structure of the application is given by the following figures and examples:
FIG. 1 is a schematic sectional view of a part of a drying and screening all-in-one machine for potassium nitrate;
FIG. 2 is a schematic axial side view of the fluidized bed of FIG. 1.
Legend: 1. the device comprises a case, 2, a fluidized bed, 3, a screen, 4, air holes, 5, a feeding hole, 6, an upper discharging hole, 7, a lower discharging hole, 8, a coarse material collecting box, 9, a fine material collecting box, 10, a vibration motor, 11, an air inlet in the case, 12, an air outlet in the case, 13, a spiral material conveyer, 14, an observation window, 15, a vibration isolation spring, 16, a supporting leg, 17, a blower, 18, an air heater, 19, an air guiding pipe, 20, a stirring motor, 21, a stirring shaft, 22 and a crushing blade.
Detailed Description
The present application is not limited to the following examples, and specific implementations may be determined according to the technical solutions and practical situations of the present application.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of up, down, left, right, etc. is determined in accordance with the layout direction of fig. 1 in the specification.
The invention will be further described with reference to the following examples and drawings, in which: as shown in attached figures 1 and 2, the drying and screening integrated machine for potassium nitrate comprises a machine case 1, a fluidized bed 2 and a screen 3, wherein the machine case 1 is of a closed box structure, the fluidized bed 2 corresponding to the left and right lengths of the machine case 1 is installed in the machine case 1, the fluidized bed 2 is in a U-shaped groove shape, air vents 4 are densely distributed at the bottom of the fluidized bed 2, a feed inlet 5 corresponding to the position of the fluidized bed 2 is arranged on the upper part of the left side of the machine case 1, a discharge outlet corresponding to the position of the tail end of the right side of the fluidized bed 2 is arranged on the right side of the machine case 1, the screen 3 is fixedly connected in the fluidized bed 2 to divide the inner space of the fluidized bed 2 into an upper layer and a lower layer and divide the discharge outlet into an upper discharge outlet 6 and a lower discharge outlet 7, a coarse material collecting box 8 and a fine material collecting box 9 which are communicated with the upper discharge outlet 6 and the lower discharge outlet 7 are respectively fixedly arranged on the machine case 1, and outlets are arranged at the bottoms of the fine material collecting box 9 and the coarse material collecting box 8, at least one vibration motor 10 is respectively installed on the front and rear outer walls of the case 1 to vibrate the fluidized bed 2, a plurality of in-case air inlets 11 are arranged on the lower side wall of the case 1 at intervals, and a plurality of in-case air outlets 12 are arranged on the top case wall of the case 1 at intervals.
When the utility model is operated, hot air and cold air are simultaneously input into the case 1 through the air inlet 11 in the case, then pass through the air vent 4 and pass through the fluidized bed 2, and are discharged from the air outlet 12 in the case at last, after wet potassium nitrate material enters the fluidized bed 2 from the feed inlet 5, along with the vibration of the vibration motor 10, the wet potassium nitrate on the fluidized bed 2 is thrown and thrown forward along the horizontal direction under the action of the vibration force, so that the air passes through the potassium nitrate material layer for a plurality of times, the hot air dries the potassium nitrate, the cold air cools the potassium nitrate, the moisture formed in the process is discharged from the air outlet 12 in the case, the wet potassium nitrate material is dried in such a way, and the wet potassium nitrate can be screened onto the fluidized bed 2 from the screen 3 due to the existence of the screen 3 in the process of moving the fluidized bed 2, and finally enters the fine material collecting box 9, then directly enter into subsequent packing flow, and those potassium nitrate that are not conform to the particle diameter requirement then can be retained on screen cloth 3, along with fluidized bed 2 with the same frequency vibration, shift gradually in coarse fodder collecting box 8, finally get back to again and reprocess in the place ahead process, in order to avoid the waste of material, compare need vibrated fluidized bed 2 and two machines of shale shaker become the prior art who accomplishes the dry screening work of potassium nitrate, now only need the utility model discloses the work of two machines can be accomplished to a machine, the production process flow of potassium nitrate has been simplified, the production efficiency of potassium nitrate has been improved, has reduced the fund input simultaneously, has reduced the maintenance degree of difficulty in later stage, simplifies personnel's operation flow, saves worry and laborsaving.
According to actual needs, the drying and screening all-in-one machine for potassium nitrate is further optimized or/and improved: further, as shown in fig. 1, a stirring motor 20 is further installed on the outer side of the top of the coarse material collecting box 8, a rotating shaft of the stirring motor 20 penetrates through the coarse material collecting box 8, a stirring shaft 21 installed on the rotating shaft of the stirring motor 20 is vertically arranged in the coarse material collecting box 8, and a plurality of crushing blades 22 are fixedly arranged on the stirring shaft 21.
Through setting up (mixing) shaft 21 of taking broken blade 22, can carry out the preliminary treatment with great thick potassium nitrate on the screen cloth 3, the potassium nitrate material that will make up great piece is refined into the less potassium nitrate of particle diameter, when inputing into the place ahead process again like this and processing the reprocessing, can reduce the processing load of place ahead process, when on the screen cloth 3 on the potassium nitrate material reentrant fluidized bed 2 after handling, can be at utmost satisfy screen cloth 3's screening demand, make originally the particle diameter be not conform to the requirement the potassium nitrate significantly reduce, further promote the utility model discloses a screening efficiency has very strong practicality.
Further, as shown in fig. 1, a screw conveyor 13 is installed at the feed port 5.
Through setting up spiral delivery machine 13, can make the potassium nitrate material add fluidized bed 2 more evenly on, the phenomenon that is few when avoiding the material many times, ensure that the dry potassium nitrate that accords with the particle diameter requirement can locate even output at bottom discharge gate 7, ensure that whole production line can stabilize the output potassium nitrate finished product, avoid the production of this kind of phenomenon neglected a lot. The screw conveyor 13 is a known art.
Further, as shown in fig. 1, a plurality of observation windows 14 are provided on the outer wall of the cabinet 1.
Through the transparent observation window 14, workers on the production line can conveniently observe the real-time production condition in the case 1 at any time, and once a problem occurs at the fluidized bed 2, the problem can be timely discovered and treated.
Further, as shown in fig. 1, a shock absorbing base is respectively installed on the left and right sides of the bottom of the cabinet 1.
The damping base is a known technology, and generally comprises a vibration isolation spring 15 and a support leg 16, wherein the vibration isolation spring 15 is mounted on the support leg 16 to form an elastic damping effect at the bottom of the machine case 1, and reduce vibration noise generated during the operation of the machine.
Further, as shown in fig. 1, an air blower 17, an air heater 18 and a cyclone separator are further arranged outside the case 1, an air inlet of the air blower 17 is communicated with the outside atmosphere, an air outlet of the air blower 17 is respectively connected with an inlet of the air heater 18 and at least one in-case air inlet 11 in a pipe manner, an outlet of the air heater 18 is connected with the rest in-case air inlets 11 in a pipe manner, an induced draft pipe 19 is further arranged above the case 1, an inlet end of the induced draft pipe 19 is respectively connected with each in-case air outlet 12, an outlet end of the induced draft pipe 19 is communicated with the cyclone separator, and a bag dust collector and an induced draft fan are further sequentially communicated behind the cyclone separator.
The utility model discloses in the operation, inhale the outside air through air-blower 17, via air heater 18 and air cooler's heating and cooling, finally form hot-blast and cold wind, then input to quick-witted incasement 1, the potassium nitrate material on the fluidized bed 2 with hot-blast, cold wind meets, form the fluidization state, conduct heat, the mass transfer, accomplish dry and cooling, a small amount of material farine is under the effect of draught fan, can enter into cyclone, under the effect of centrifugal force, the material subsides along centrifuge tube wall, and finally be separated, the trace does not get into the sack cleaner by cyclone's farine, be caught and retrieve, the clean humid air of final discharge, in order to reduce environmental pollution. The air heater 18, cyclone separator, bag-type dust collector are all well known in the art.
The foregoing description is by way of example only and is not intended as limiting the embodiments of the present application. All obvious variations and modifications of the present invention are within the scope of the present invention.
Claims (10)
1. A drying and screening integrated machine for potassium nitrate is characterized by comprising a machine case, a fluidized bed and a screen, wherein the machine case is of a closed box structure, the fluidized bed corresponding to the left and right length of the machine case is installed in the machine case, the fluidized bed is in a U-shaped groove shape, air holes are densely distributed at the bottom of the fluidized bed, a feed inlet corresponding to the position of the fluidized bed is formed in the upper box wall on the left side of the machine case, a discharge outlet corresponding to the position of the tail end on the right side of the fluidized bed is formed in the right box wall of the machine case, the screen is fixedly connected in the fluidized bed to divide the inner space of the fluidized bed into an upper layer and a lower layer and divide the discharge outlet into an upper discharge outlet and a lower discharge outlet, a coarse material collecting box and a fine material collecting box which are communicated with the upper discharge outlet and the lower discharge outlet are respectively fixedly arranged on the machine case, outlets are respectively arranged at least one vibration motor is installed on the front outer wall and the rear outer wall of the machine case to enable the fluidized bed to vibrate, the side wall of the lower part of the case is provided with a plurality of in-case air inlets at intervals, and the wall of the top case of the case is provided with a plurality of in-case air outlets at intervals.
2. The drying and screening integrated machine for potassium nitrate according to claim 1, which is characterized in that a stirring motor is further installed on the outer side of the top of the coarse material collecting box, a rotating shaft of the stirring motor penetrates through the coarse material collecting box, a stirring shaft installed on the rotating shaft of the stirring motor is vertically arranged in the coarse material collecting box, and a plurality of crushing blades are fixedly arranged on the stirring shaft.
3. The drying and screening integrated machine for potassium nitrate according to claim 1 or 2, which is characterized in that a spiral conveyer is arranged at the feed inlet.
4. The drying and screening all-in-one machine for potassium nitrate according to claim 1 or 2, which is characterized in that a plurality of observation windows are arranged on the outer wall of the case.
5. The drying and screening all-in-one machine for potassium nitrate according to claim 3, characterized in that a plurality of observation windows are arranged on the outer wall of the case.
6. The drying and screening all-in-one machine for potassium nitrate according to claim 1, 2 or 5, characterized in that a shock absorption base is respectively installed on the left and right sides of the bottom of the case.
7. The drying and screening all-in-one machine for potassium nitrate according to claim 3, characterized in that a shock absorption base is respectively installed on the left and right sides of the bottom of the case.
8. The drying and screening all-in-one machine for potassium nitrate according to claim 4, characterized in that a shock absorption base is respectively installed on the left and right sides of the bottom of the case.
9. The all-in-one machine for drying and screening potassium nitrate as claimed in claim 1, 2, 5, 7 or 8, is characterized in that an air blower, an air heater and a cyclone separator are further arranged outside the case, an air inlet of the air blower is communicated with the outside atmosphere, an air outlet of the air blower is respectively connected with an inlet of the air heater and at least one in-case air inlet pipe, an outlet of the air heater is connected with the rest in-case air inlets, an induced draft pipe is further arranged above the case, an inlet end of the induced draft pipe is respectively connected with each in-case air outlet, an outlet end of the induced draft pipe is communicated with the cyclone separator, and a bag dust collector and an induced draft fan are further sequentially communicated behind the cyclone separator.
10. The drying and screening all-in-one machine for potassium nitrate according to claim 6, characterized in that an air blower, an air heater and a cyclone separator are further arranged outside the machine case, an air inlet of the air blower is communicated with the outside atmosphere, air outlets of the air blower are respectively connected with inlets of the air heater and at least one of the air inlets in the machine case, outlets of the air heater are connected with the rest air inlets in the machine case, an induced draft tube is further arranged above the machine case, inlet ends of the induced draft tube are respectively connected with each air outlet in the machine case, outlet ends of the induced draft tube are communicated with the cyclone separator, and a bag dust collector and an induced draft fan are further sequentially communicated and arranged behind the cyclone separator.
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CN202120913505.2U CN214665590U (en) | 2021-04-29 | 2021-04-29 | Drying and screening integrated machine for potassium nitrate |
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CN202120913505.2U CN214665590U (en) | 2021-04-29 | 2021-04-29 | Drying and screening integrated machine for potassium nitrate |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115574544A (en) * | 2022-09-07 | 2023-01-06 | 江西佑美制药有限公司 | Boiling dryer is used in production of chimonanthus nitens leaf granule |
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2021
- 2021-04-29 CN CN202120913505.2U patent/CN214665590U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115574544A (en) * | 2022-09-07 | 2023-01-06 | 江西佑美制药有限公司 | Boiling dryer is used in production of chimonanthus nitens leaf granule |
CN115574544B (en) * | 2022-09-07 | 2023-12-15 | 江西佑美制药有限公司 | Boiling dryer for producing chimonanthus nitens leaf particles |
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