CN211912757U - Self-cleaning spray dryer - Google Patents
Self-cleaning spray dryer Download PDFInfo
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- CN211912757U CN211912757U CN201922342507.6U CN201922342507U CN211912757U CN 211912757 U CN211912757 U CN 211912757U CN 201922342507 U CN201922342507 U CN 201922342507U CN 211912757 U CN211912757 U CN 211912757U
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- drying cylinder
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Abstract
The utility model discloses a automatically cleaning formula spray drier, it includes the drying tower and installs the clean mechanism on the drying tower, the drying tower includes interconnect's drying cylinder and toper hopper, the top of drying cylinder is connected with the spray tube, be connected with the intake pipe on the lateral wall of drying cylinder, clean mechanism is including the lead screw that can rotate to be connected with the drying cylinder, slidable card inlays the scraping ring of locating in the drying cylinder, fixed mounting just is close to cleaning ring and the drive lead screw pivoted motor of toper hopper one end in the drying cylinder, the inner wall sliding connection of scraping ring and drying cylinder, the lead screw runs through the wall body of scraping ring and with lead screw threaded connection, the lower extreme of lead screw is rotationally connected at the top of cleaning the ring, be provided with the ventiduct on the lead screw, the inside of cleaning the ring is provided with the cavity, the bottom of cleaning the ring has been seted up and has been cleaned the hole, the cavity. The utility model discloses a self-cleaning formula spray drier can clear up the inner wall of drying tower, has avoided corroding, and degree of automation is high, uses manpower sparingly.
Description
Technical Field
The utility model relates to a drying equipment technical field especially relates to a automatically cleaning formula spray drier.
Background
The spray drier is a drying processing device for processing fluid materials such as biology, medicines, food and the like into powder materials by atomization and heating, and the working process of the spray drier is generally to spray solution, emulsion or pasty materials containing water into fine liquid drops in hot air in a drying tower by utilizing an atomizer, and the water is evaporated into powder or granular in the falling process of the liquid drops.
At present, spray dryer is at the course of the work, and the material has some granules to adhere easily on the inner wall of drying tower and form because of not being fully dried after being sprayed into tiny liquid drop and remains, and residual substance can lead to the fact the corruption to the inner wall of drying tower, consequently, uses after a period, needs the artificial inner wall to the drying tower to clean, troublesome poeration and need consume a large amount of manpowers.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to solve the above problems in the prior art, a self-cleaning spray dryer is provided which saves manpower.
The utility model provides a technical scheme that its technical problem adopted is: a self-cleaning spray dryer comprises a drying tower and a cleaning mechanism arranged on the drying tower, wherein the drying tower comprises a drying cylinder and a conical hopper which are connected with each other, the top of the drying cylinder is connected with a spray pipe, the side wall of the drying cylinder is connected with an air inlet pipe, the cleaning mechanism comprises a lead screw, a slidable clamp and a scraping ring, a motor, a scraping ring and a lead screw thread, the lead screw is embedded in the drying cylinder, the scraping ring is fixedly arranged in the drying cylinder and is close to one end of the conical hopper, the motor drives the lead screw to rotate, the scraping ring is in sliding connection with the inner wall of the drying cylinder, the lead screw penetrates through the wall body of the scraping ring and is in threaded connection with the lead screw, the lower end of the lead screw is rotatably connected with the top of the cleaning ring, an air duct is arranged on the lead screw, a cavity is arranged in the cleaning ring, and a cleaning hole is, the cavity is communicated with the air duct and the cleaning hole.
Furthermore, two oppositely arranged sliding grooves are formed in the inner wall of the drying cylinder along the axial direction of the drying cylinder, two oppositely arranged bulges are arranged on the outer wall of the scraping ring in a protruding mode, and the bulges are connected with the sliding grooves in a sliding mode.
Further, the outer wall of the scraping ring is attached to the inner wall of the drying cylinder, and the inner wall of the scraping ring is a conical surface.
Further, the cavity is of an annular structure, the cleaning holes are multiple, and the cleaning holes are uniformly distributed along the circumferential direction of the cleaning ring.
Further, a sealing element is clamped between the screw rod and the cleaning ring.
Further, the one end of lead screw passes extend to behind the roof of drying cylinder the inside of drying cylinder, the lead screw with be provided with the bearing between the roof of drying cylinder, the fixed cover of inner circle of bearing is established the outside of lead screw, the outer lane of bearing with the roof interference fit of drying cylinder.
Further, the motor is installed on the side wall of the drying cylinder, an output shaft of the motor and the lead screw are coaxially arranged, a driving wheel is installed on the output shaft of the motor, a driven wheel is installed on the lead screw, and a belt is sleeved between the driving wheel and the driven wheel.
Further, the spray pipe is connected at the center of the top of the drying cylinder, and a spray port communicated with the inner cavity of the drying cylinder is formed in the side part of the lower end of the spray pipe.
Furthermore, the top of the drying cylinder is positioned on the side part of the spray pipe and is provided with a through hole, and the through hole is communicated with the inner cavity of the drying cylinder.
Furthermore, the self-cleaning spray dryer also comprises two support frames, and the two support frames are connected to two opposite sides of the bottom of the conical hopper.
The utility model has the advantages that: the utility model provides a self-cleaning formula spray drier, the motor drive lead screw rotates, thereby force the scraping ring upwards along the axial of drying cylinder, reciprocating motion makes progress, thereby can scrape the fluid granule that bonds on the inner wall of drying cylinder, and simultaneously, let in high-pressure gas in to the air duct, high-pressure gas flows via the hole of sweeping, can play the effect of sweeping to the fluid granule that bonds on the inner wall of toper hopper, so, avoided residual substance to lead to the fact the corruption to the inner wall of drying tower, degree of automation is high, the manpower has been saved, and the convenient popularization and use.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural view of the self-cleaning spray dryer of the present invention;
fig. 2 is an enlarged view of a portion of the self-cleaning spray dryer of fig. 1 at a.
In the figure: 10. the drying device comprises a drying tower, 11, a drying cylinder, 111, a spray pipe, 112, a spray port, 113, an air inlet pipe, 114, a through hole, 115, a sliding groove, 12, a conical hopper, 121, a discharge port, 20, a cleaning mechanism, 21, a screw rod, 211, a bearing, 212, an air duct, 213, a driven wheel, 22, a scraping ring, 221, a protrusion, 23, a cleaning ring, 231, a cavity, 232, a cleaning hole, 24, a motor, 241, a driving wheel, 242, a belt, 30 and a support frame.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
Referring to fig. 1, the present invention provides a self-cleaning spray dryer, which includes a drying tower 10 and a cleaning mechanism 20 installed on the drying tower 10.
The drying tower 10 comprises a drying cylinder 11 and a conical hopper 12 which are connected with each other, the drying cylinder 11 is a hollow cylindrical structure with an opening at the lower end, the conical hopper 12 is a conical structure with two through ends, the inner cavity of the conical hopper 12 is communicated with the inner cavity of the drying cylinder 11, the large-opening end of the conical hopper 12 is connected with the lower end of the drying cylinder 11, and the small-opening end of the conical hopper 12 forms a discharge hole 121.
The center of the top of the drying cylinder 11 is connected with a spray pipe 111, the side wall of the lower end of the spray pipe 111 is provided with a spray port 112 communicated with the inner cavity of the drying cylinder 11, and the side wall of the drying cylinder 11 is connected with an air inlet pipe 113 communicated with the inner cavity of the drying cylinder 11. During the use, fluid material is spout through the spout 112 of spout 111 under the pressure effect, forms tiny granule, and the granule contacts with the steam that lets in to the dryer 11 through intake pipe 113 to make tiny fluid particle dry and form powdery granule, powdery granule finally flows out through discharge gate 121.
In order to facilitate the gas to enter and exit the drying cylinder 11, a through hole 114 communicated with the inner cavity of the drying cylinder 11 is formed at the top of the drying cylinder 11 and positioned at the side of the spray pipe 111.
Referring to fig. 1 and 2, the cleaning mechanism 20 includes a screw 21 rotatably connected to the drying cylinder 11, a scraping ring 22 slidably inserted into the drying cylinder 11, a cleaning ring 23 fixedly installed in the drying cylinder 11, and a motor 24 for driving the screw 21 to rotate, wherein the screw 21 penetrates through a wall of the scraping ring 22 and is in threaded connection with the screw 21.
In a specific embodiment, one end of the screw 21 extends to the inside of the drying cylinder 11 after penetrating through the top wall of the drying cylinder 11, and the screw 21 is rotatably connected with the top wall of the drying cylinder 11. In order to facilitate the rotation of the screw rod 21, a bearing 211 is arranged between the screw rod 21 and the top wall of the drying cylinder 11, an inner ring of the bearing 211 is fixedly sleeved outside the screw rod 21, and an outer ring of the bearing 211 is in interference fit with the top wall of the drying cylinder 11.
The scraping ring 22 is substantially in an annular structure, and the scraping ring 22 is slidably connected with the inner wall of the drying cylinder 11 along the axial direction of the drying cylinder 11, so as to scrape the fluid particles adhered to the inner wall of the drying cylinder 11, thereby realizing a cleaning effect. In a specific embodiment, two sliding grooves 115 are formed in the inner wall of the drying cylinder 11 in the axial direction of the drying cylinder 11, the sliding grooves 115 are long, two protrusions 221 are formed in the outer wall of the scraper ring 22 in a protruding manner, the protrusions 221 are slidably connected with the sliding grooves 115, and the scraper 22 can only move in the axial direction of the drying cylinder 11 and cannot rotate relative to the drying cylinder 11 due to the cooperation of the protrusions 221 and the sliding grooves 115, so that the slidable embedded connection relationship between the scraper ring 22 and the drying cylinder 11 is realized.
In addition, the outer wall of scraper ring 22 is laminated with the inner wall of drying cylinder 11, and the inner wall of scraper ring 22 sets up to the conical surface, and the conical surface can make the fluid granule that is scraped down flow down along the conical surface, prevents that the fluid granule from staying at the top of scraper ring 22, is favorable to the fluid granule to drop.
In order to improve the airtightness and prevent gas leakage, a seal (not shown) is interposed between the screw 21 and the purge ring 23, and it is understood that the seal is made of a sealing material such as silicone or rubber. In addition, the air channel 212 is connected with a gas source (not shown), so that high-pressure gas is supplied to the air channel 212.
The motor 24 is installed on the side wall of the drying cylinder 11, in a specific embodiment, an output shaft of the motor 24 is coaxially arranged with the screw rod 21, a driving wheel 241 is installed on the output shaft of the motor 24, a driven wheel 213 is installed on the screw rod 21, and a belt 242 is sleeved between the driving wheel 241 and the driven wheel 213. When the screw driver works, the motor 24 is started, the motor 24 drives the driving wheel 241 to rotate, and the driven wheel 213 rotates under the action of the belt 242, so as to drive the screw rod 21 to rotate. The electrodes 24 are positive and negative rotating motors.
The utility model discloses a self-cleaning formula spray dryer still includes support frame 30, and support frame 30 has two, and two support frame 30 connect in the 12 bottom relative both sides of toper hopper, and support frame 30 plays the supporting role to self-cleaning formula spray dryer.
The utility model provides a self-cleaning formula spray drier, motor 24 drive lead screw 21 rotates, thereby force the axial of scraping ring 22 along drying cylinder 11 upwards, reciprocating motion makes progress, thereby can scrape the fluid granule that bonds on drying cylinder 11's inner wall down, and simultaneously, let in high-pressure gas in to airway 212, high-pressure gas flows via cleaning hole 232, can play the effect of sweeping to the fluid granule that bonds on the inner wall of toper hopper 12, so, avoided residual substance to lead to the fact the corruption to the inner wall of drying tower 10, degree of automation is high, the manpower is saved, and convenient to popularize and use.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A self-cleaning spray dryer characterized in that: including the drying tower and install the clean mechanism on the drying tower, the drying tower includes interconnect's drying cylinder and toper hopper, the top of drying cylinder is connected with the spray tube, be connected with the intake pipe on the lateral wall of drying cylinder, clean mechanism include can with drying cylinder rotate the lead screw of being connected, slidable card inlay locate scraping ring, fixed mounting in the drying cylinder and be close to clean ring and drive of toper hopper one end the lead screw pivoted motor, scraping ring with the inner wall sliding connection of drying cylinder, the lead screw run through the wall body of scraping ring and with lead screw threaded connection, the lower extreme of lead screw rotationally connect in clean the top of ring, be provided with the air duct on the lead screw, clean the inside of ring and be provided with the cavity, clean the hole of cleaning has been seted up to the bottom of ring, the cavity is communicated with the air duct and the cleaning hole.
2. A self-cleaning spray dryer as claimed in claim 1, wherein: two oppositely-arranged sliding grooves are formed in the inner wall of the drying cylinder along the axial direction of the drying cylinder, two oppositely-arranged bulges are arranged on the outer wall of the scraping ring in a protruding mode, and the bulges are connected with the sliding grooves in a sliding mode.
3. A self-cleaning spray dryer as claimed in claim 1, wherein: the outer wall of the scraping ring is attached to the inner wall of the drying cylinder, and the inner wall of the scraping ring is a conical surface.
4. A self-cleaning spray dryer as claimed in claim 1, wherein: the cavity is ring structure, the hole of sweeping has a plurality ofly, and a plurality of holes of sweeping are followed the circumference evenly distributed who cleans the ring.
5. A self-cleaning spray dryer as claimed in claim 1, wherein: and a sealing element is clamped between the screw rod and the cleaning ring.
6. A self-cleaning spray dryer as claimed in claim 1, wherein: one end of the screw rod penetrates through the top wall of the drying cylinder and then extends to the inside of the drying cylinder, a bearing is arranged between the screw rod and the top wall of the drying cylinder, the inner ring of the bearing is fixedly sleeved on the outside of the screw rod, and the outer ring of the bearing is in interference fit with the top wall of the drying cylinder.
7. A self-cleaning spray dryer according to claim 1 or 6, wherein: the motor is installed on the lateral wall of the drying cylinder, an output shaft of the motor and the lead screw are coaxially arranged, an active wheel is installed on the output shaft of the motor, a driven wheel is installed on the lead screw, and a belt is sleeved between the active wheel and the driven wheel.
8. A self-cleaning spray dryer as claimed in claim 1, wherein: the spray pipe is connected in the center of drying cylinder top, set up on the lateral part of spray pipe lower extreme with the spout mouth of the inner chamber intercommunication of drying cylinder.
9. A self-cleaning spray dryer according to claim 8, wherein: the top of the drying cylinder is positioned on the side part of the spray pipe and is provided with a through hole, and the through hole is communicated with the inner cavity of the drying cylinder.
10. A self-cleaning spray dryer as claimed in claim 1, wherein: the self-cleaning spray dryer further comprises two support frames, and the two support frames are connected to two opposite sides of the bottom of the conical hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922342507.6U CN211912757U (en) | 2019-12-23 | 2019-12-23 | Self-cleaning spray dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922342507.6U CN211912757U (en) | 2019-12-23 | 2019-12-23 | Self-cleaning spray dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211912757U true CN211912757U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922342507.6U Active CN211912757U (en) | 2019-12-23 | 2019-12-23 | Self-cleaning spray dryer |
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| Country | Link |
|---|---|
| CN (1) | CN211912757U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460950A (en) * | 2020-11-24 | 2021-03-09 | 黑龙江昂纳斯生物科技有限公司 | Spray drying device is used in powdered oil production |
| CN117258325A (en) * | 2023-11-14 | 2023-12-22 | 常州江河干燥设备有限公司 | Multi-section spray dryer and working method thereof |
-
2019
- 2019-12-23 CN CN201922342507.6U patent/CN211912757U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460950A (en) * | 2020-11-24 | 2021-03-09 | 黑龙江昂纳斯生物科技有限公司 | Spray drying device is used in powdered oil production |
| CN117258325A (en) * | 2023-11-14 | 2023-12-22 | 常州江河干燥设备有限公司 | Multi-section spray dryer and working method thereof |
| CN117258325B (en) * | 2023-11-14 | 2024-03-01 | 常州江河干燥设备有限公司 | Multi-section spray dryer and working method thereof |
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