CN214415615U - Spray drying device - Google Patents
Spray drying device Download PDFInfo
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- CN214415615U CN214415615U CN202120390966.6U CN202120390966U CN214415615U CN 214415615 U CN214415615 U CN 214415615U CN 202120390966 U CN202120390966 U CN 202120390966U CN 214415615 U CN214415615 U CN 214415615U
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- tower body
- wall
- spray drying
- scraping ring
- drying device
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Abstract
The utility model relates to a desicator, concretely relates to spray drying device. This spray drying device includes the tower body, the top of tower body is provided with atomizing device, the last feed inlet that is provided with of atomizing device, tower body lateral wall top is provided with the air intake, and the below of lateral wall is provided with the air outlet, the bottom of tower body is provided with the discharge gate, be provided with in the tower body and scrape the wall device, it includes the annular scraping ring of circle to scrape the wall device, scraping ring and the laminating of tower body inner wall, the setting that the scraping ring passes through elevating gear liftable is in the tower body. The utility model discloses a set up the scraping ring with the laminating of tower body inner wall in the tower body, and the scraping ring sets up to the mode of liftable, realizes the clearance to the tower body inner wall through the lift of scraping ring, and reduction that can be fine glues the wall phenomenon, extension spray drying tower single operating duration, and assurance product quality that can be better does not influence the spray drying process basically for the form of scraping ring.
Description
Technical Field
The utility model relates to a desicator, concretely relates to spray drying device.
Background
Spray drying is a method of applying systematic technology to material drying, after the thin material is atomized in a drying chamber, in the contact with hot air, the water content is quickly vaporized, and the dried product is obtained.
When the spray drying device is in actual operation, the atomization range of the feed liquid can be changed due to factors such as feed liquid pressure change and feed liquid atomization device abrasion, so that atomized droplets deviate from a design area and move irregularly. Meanwhile, due to fluctuation of external gravitation, the hot air flow can also be in a turbulent state, the range of downward hot air injection cannot cover the atomization range of the atomization device due to superposition of the hot air flow and the turbulent state, so that the drying effect is poor, the material moisture is not uniform, and a plurality of atomized small particles can float to the wall of the tower body to cause wall adhesion; the wall sticking phenomenon can influence the yield of the product on the one hand, causes great economic loss, and then the material of the wall sticking can be lower than normal material because of being in a dry environment for a long time, is easy to be burnt, and in addition, the wall sticking materials are continuously overlapped and are easy to be caked, and once the wall sticking materials fall off, the quality of the normal material is influenced. In addition, each production cycle is finished, the drying tower needs to be cleaned, the wall adhesion causes large cleaning workload and larger treatment capacity of cleaning wastewater, the production cost is improved, and the risk of environmental pollution is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a spray drying device, this spray drying device simple structure can play fine wall clearance effect of gluing and do not influence the spray drying process.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
the utility model provides a spray drying device, comprising a tower body, the top of tower body is provided with atomizing device, the last feed inlet that is provided with of atomizing device, tower body lateral wall top is provided with the air intake, and the below of lateral wall is provided with the air outlet, the bottom of tower body is provided with the discharge gate, be provided with in the tower body and scrape the wall device, it includes the annular scraping ring of circle to scrape the wall device, scraping ring and the laminating of tower body inner wall, the setting that the scraping ring passes through the elevating gear liftable is in the tower body.
The utility model discloses an in the embodiment, elevating gear includes lead screw, worm wheel and worm, the lead screw is provided with two side by side, the rotatable setting of lower extreme of lead screw is on the inner wall of tower body, the lead screw passes in proper order the upper end of scraping ring and tower body top and lead screw and is provided with the worm assorted worm wheel, the one end and the driving motor of worm are connected, and the other end passes through the bearing installation and sets up.
The utility model discloses an in an embodiment, scrape the wall device and still include the cross axle, the cross axle is fixed to be set up on scraping the ring inner wall, the lead screw passes the cross axle and drives through the cross axle and scrape the ring lift.
In an embodiment of the present invention, the cross shaft is provided with two parallel cross shafts, and the distance between the chord centers of the two cross shafts and the scraping ring is the same, and the lifting device is provided with two parallel cross shafts.
In an embodiment of the present invention, the lifting device is driven by the same driving motor to rotate.
The utility model discloses an in an embodiment, two all be provided with intermeshing's gear on elevating gear's the worm, one of them worm of driving motor drive rotates, and this worm drives another worm simultaneously and rotates.
In an embodiment of the present invention, the longitudinal section of the cross shaft is a diamond structure.
In an embodiment of the present invention, the longer diagonal line of the diamond structure is parallel to the lead screw.
The utility model discloses an in an embodiment, the lower extreme of lead screw passes through fixed plate and the fixed setting of bearing on the tower body inner wall, the one end of fixed plate is passed through the bolt or the welded mode is fixed on the tower body inner wall, the unsettled setting of the other end.
In an embodiment of the present invention, the fixing plate is a hollow structure.
In an embodiment of the present invention, the scraping ring has a tapered surface structure with a larger upper opening and a smaller lower opening.
The utility model discloses an in the embodiment, the feed inlet passes through the charge pump simultaneously with feed liquid jar and clean water basin intercommunication, air intake and air-blower intercommunication and be provided with the heater between the two, the air outlet communicates with cyclone, sack cleaner, draught fan and dust remover through the pipeline in proper order.
The utility model provides a spray drying device has following beneficial technological effect:
(1) the utility model discloses a set up the scraping ring with the laminating of tower body inner wall in the tower body, and the scraping ring sets up to the mode of liftable, realizes the clearance to the tower body inner wall through the lift of scraping ring, can be fine reduce the wall sticking phenomenon, extension spray drying tower single operating duration, and can better guarantee product quality, set up to the form of scraping ring and basically not influence the spray drying process;
(2) the scraping ring is lifted through the screw rod and the worm and gear, the structure is simple, the realization is convenient, and the cost is low;
(3) the transverse shaft on the scraping ring is of a structure with a rhombic longitudinal section, so that the accumulation of dust on the transverse shaft can be better reduced; the longer diagonal line of the diamond structure is further ensured to be parallel to the screw rod, the contact area of the screw rod and the transverse shaft can be increased, and the lifting function is better realized;
(4) the scraping ring is arranged to be a conical surface structure with a larger opening at the upper end and a smaller opening at the lower end, and the fixing plate is arranged to be a hollow structure, so that the accumulation of dust in the tower body can be reduced;
(5) contain a large amount of dusts in the exhaust tail gas of air outlet, consequently separate it through cyclone with earlier, get rid of behind most dust rethread sack cleaner and remove dust, the dust removal effect is good, and can reduce the change frequency of sack for whole device single operating cycle is longer, and discharge after the rethread dust remover carries out thoroughly to remove dust at last, reduces environmental pollution.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the wall scraping apparatus;
fig. 3 is a schematic view of the working principle of the lifting device when the lifting device is two.
In the figure, a tower body 1, an atomizing device 2, a feeding hole 3, an air inlet 4, an air outlet 5, a discharging hole 6, a scraping ring 7, a worm wheel 8, a worm 9, a fixing plate 10 and a gear 11 are arranged.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, a spray drying device, including tower body 1, the top of tower body 1 is provided with atomizing device 2, is provided with feed inlet 3 on the atomizing device 2, and tower body 1 lateral wall top is provided with air intake 4, and the below of lateral wall is provided with air outlet 5, and the bottom of tower body is provided with discharge gate 6, is provided with in the tower body and scrapes the wall device, scrapes the wall device and includes annular scraping ring 7, scrapes ring 7 and the laminating of tower body inner wall, and scraping ring 7 passes through the setting of elevating gear liftable in tower body 1.
The utility model discloses a set up scraping ring 7 on the inner wall of tower body 1, scraping ring 7 sets up the mode into the liftable with the inner wall laminating of cylindrical tower body 1 and scraping ring 7, and the clearance to tower body 1 inner wall is realized to the interval lift through scraping ring 7, can effectual reduction glue the wall phenomenon.
In this embodiment, elevating gear includes lead screw, worm wheel 8 and worm 9, and the lead screw is provided with two and the lower extreme of lead screw is rotatable to be set up on the inner wall of tower body 1 side by side, and the lead screw passes scraping ring 7 and the top of tower body 1 in proper order, and the upper end of lead screw is provided with worm wheel 8 with worm 9 assorted, and one end and the driving motor (driving motor's positive and negative rotation can be controlled by the controller) of worm 9 are connected, and the other end passes through the bearing and installs the setting on tower body 1. The driving motor drives the worm 9 to rotate, the worm 9 drives the screw rod to rotate through the worm wheel 8, and the screw rod drives the scraping ring 7 to lift, so that the inner wall of the tower body 1 is cleaned.
In this embodiment, the wall scraping device further includes a cross shaft, the cross shaft is fixedly disposed on the inner wall of the scraping ring 7, the lead screw penetrates through the cross shaft and drives the scraping ring 7 to ascend and descend through the cross shaft, specifically, see fig. 2, and the cross shaft is provided with threads matched with the lead screw.
The cross shaft can set up one, also can set up a plurality ofly, but for the better equilibrium of guaranteeing scraping ring 7, in actual production, if the volume of tower body 1 is great, often set up two and guarantee that two cross shafts are the same apart from the chord center distance of scraping ring 7 with the cross shaft side by side, also two cross shafts use the diameter of scraping ring 7 to set up as axis symmetry, elevating gear can set up to two sets of side by side simultaneously, every elevating gear of group respectively passes a cross shaft, two driving motor synchronous working drive scraping ring 7 go up and down.
In addition, for better assurance two cross axles drive scraping ring 7 synchronous lifting, elevating gear also can be rotated by same driving motor drive, and concrete structure is: the gears 11 which are meshed with each other are arranged on the worms of the two lifting devices, the driving motor drives one of the worms to rotate, and the worm drives the other worm to rotate through the gear 11 at the same time, and specific working principles can be seen in fig. 3.
In the embodiment, the transverse shaft can be arranged in a mode that the longitudinal section of the transverse shaft is of a diamond structure, so that the accumulation of dust on the transverse shaft is reduced; furthermore, the longer diagonal line of the diamond structure can be ensured to be parallel to the screw rod during installation, the design can increase the contact area between the screw rod and the cross shaft, and the lifting function is better realized.
Specifically, during actual production, the lower extreme accessible fixed plate 10 and the bearing of lead screw are fixed to be set up on 1 inner wall of tower body, and the one end of fixed plate 10 is fixed on 1 inner wall of tower body through bolt or welded mode, and the unsettled setting of the other end, the bearing is fixed to be set up on fixed plate 10.
In order to avoid dust accumulation on the fixing plate 10, the fixing plate 10 may be a hollow structure.
In this embodiment, the scraping ring 7 is a conical surface structure with a larger upper end opening and a smaller lower end opening, and the scraping ring 7 can be prevented from accumulating dust on the scraping ring 7 no matter the scraping ring 7 ascends or descends to clean the inner wall.
In this embodiment, feed inlet 3 passes through the material pump simultaneously with feed liquid jar and clean water basin intercommunication, and air intake 4 passes through the air-blower intercommunication and is provided with the heater between the two, and air outlet 5 passes through the pipeline and communicates with cyclone, sack cleaner, draught fan and dust remover in proper order. The material passes through the material pump and enters into tower body 1 in, and atomize through the atomizer, the heater heats wind, hot-blast entering into tower body 1 after the heating is dried to the material after the atomizing, material part after the drying is discharged through discharge gate 6, partly through 5 discharges of air outlet, 5 exhaust tail gas of air outlet removes dust through the sack cleaner after a large amount of dusts are got rid of through cyclone earlier, the change cycle of sack cleaner is short, the tail gas after the dust removal is finally rethread dust remover if water etc. discharge after removing dust.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The utility model provides a spray drying device, a serial communication port, includes tower body (1), the top of tower body (1) is provided with atomizing device (2), be provided with feed inlet (3) on atomizing device (2), tower body (1) lateral wall top is provided with air intake (4), and the below of lateral wall is provided with air outlet (5), the bottom of tower body (1) is provided with discharge gate (6), be provided with in tower body (1) and scrape the wall device, it includes annular scraping ring (7) of circle to scrape the wall device, scraping ring (7) and tower body (1) inner wall laminating, scraping ring (7) and setting up in tower body (1) through the elevating gear liftable.
2. The spray drying device according to claim 1, wherein the lifting device comprises two screw rods, a worm wheel (8) and a worm (9), the two screw rods are arranged side by side, the lower ends of the screw rods are rotatably arranged on the inner wall of the tower body (1), the screw rods sequentially penetrate through the scraping ring (7) and the top of the tower body (1), the worm wheel (8) matched with the worm (9) is arranged at the upper ends of the screw rods, one end of the worm (9) is connected with a driving motor, and the other end of the worm (9) is arranged through a bearing.
3. A spray drying device according to claim 2, characterized in that the wall scraping device further comprises a cross shaft, the cross shaft is fixedly arranged on the inner wall of the scraping ring (7), and the screw rod passes through the cross shaft and drives the scraping ring (7) to move up and down through the cross shaft.
4. A spray drying device according to claim 3, wherein two transverse shafts are arranged side by side and the two transverse shafts are at the same distance from the chord center of the scraper ring (7), and the two lifting devices are correspondingly arranged side by side.
5. A spray drying device according to claim 4, wherein the lifting means are rotated by the same drive motor.
6. A spray drying device according to claim 5, wherein the worms of both lifting devices are provided with intermeshing gears (11), and the drive motor drives one of the worms to rotate, which simultaneously drives the other worm to rotate.
7. A spray drying device according to claim 3 or 4, wherein the longitudinal cross-section of the transverse shaft is of a diamond configuration.
8. A spray drying device according to claim 7, wherein the longer diagonal of the diamond-shaped structure is parallel to the screw.
9. A spray drying device according to claim 1, characterized in that the scraper ring (7) is a conical surface structure with a larger upper opening and a smaller lower opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120390966.6U CN214415615U (en) | 2021-02-19 | 2021-02-19 | Spray drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120390966.6U CN214415615U (en) | 2021-02-19 | 2021-02-19 | Spray drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214415615U true CN214415615U (en) | 2021-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120390966.6U Active CN214415615U (en) | 2021-02-19 | 2021-02-19 | Spray drying device |
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| CN (1) | CN214415615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618179A (en) * | 2022-03-22 | 2022-06-14 | 衡阳市建衡实业有限公司 | Spray drying tower for preparing powdery polyaluminium chloride |
-
2021
- 2021-02-19 CN CN202120390966.6U patent/CN214415615U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618179A (en) * | 2022-03-22 | 2022-06-14 | 衡阳市建衡实业有限公司 | Spray drying tower for preparing powdery polyaluminium chloride |
| CN114618179B (en) * | 2022-03-22 | 2023-08-29 | 衡阳市建衡实业有限公司 | Spray drying tower for preparing powdery polyaluminium chloride |
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