CN215176770U - Wind sweeping device - Google Patents
Wind sweeping device Download PDFInfo
- Publication number
- CN215176770U CN215176770U CN202121354379.8U CN202121354379U CN215176770U CN 215176770 U CN215176770 U CN 215176770U CN 202121354379 U CN202121354379 U CN 202121354379U CN 215176770 U CN215176770 U CN 215176770U
- Authority
- CN
- China
- Prior art keywords
- air
- sweeping
- wind
- support
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The application relates to a wind sweeping device. The wind sweeps the device and includes: the inner part of the base is a cavity, and the base is provided with an air inlet; the support is rotatably arranged on the base, a gas flow channel is arranged inside the support, one end of the support penetrates into the cavity, and the gas flow channel is communicated with the cavity; the transmission piece is arranged in the cavity of the base and drives the bracket to rotate; the air sweeping rod is arranged on the support, a plurality of air blowing holes are formed in the wall of the air sweeping rod, and the air blowing holes are communicated with the air flow channel of the support; wherein, the quantity of wind sweeping pole is a plurality of, and a plurality of wind sweeping poles are around the axis circumference equipartition of support. The utility model provides a device is swept to wind improves the yield of powder, reduces the loss.
Description
Technical Field
The application relates to the pharmaceutical chemical industry, in particular to a wind sweeping device.
Background
The spray drying tower is a common device in the pharmaceutical chemical industry, and is particularly higher in utilization rate in the traditional Chinese medicine industry. The existing spray drying tower removes the medicinal powder on the inner wall through air sweeping equipment, and the traditional Chinese medicine powder with stronger viscosity and moisture absorption can not be completely blown off due to the reasons of smaller air force of air holes, unbalanced stress, long air sweeping interval time and the like, so that the medicinal powder yield is lower, or the phenomenon of incompatibilities such as artificial shoveling and the like occurs.
SUMMERY OF THE UTILITY MODEL
Based on above-mentioned problem, the application provides a device is swept to wind has shortened the time interval that the wind was swept, scrapes stubborn wall-sticking powder, improves the yield of powder.
One embodiment of the present application provides a wind sweeping device comprising: the air conditioner comprises a base, a fan and a fan, wherein the inner part of the base is a cavity, and the base is provided with an air inlet; the support is rotatably arranged on the base, a gas flow channel is arranged inside the support, one end of the support penetrates into the cavity, and the gas flow channel is communicated with the cavity; the transmission part is arranged in the cavity of the base and drives the support to rotate; the air sweeping rod is arranged on the support, a plurality of air blowing holes are formed in the wall of the air sweeping rod, and the air blowing holes are communicated with the air flow channel of the support; the wind sweeping rods are distributed uniformly around the circumference of the axis of the support.
Optionally, the air blowing holes of adjacent air sweeping rods are arranged in a staggered manner in the vertical direction.
Optionally, the included angle between the axis of the air blowing hole and the inner wall of the air swept device in the horizontal direction is 30-60 degrees.
Optionally, a scraping blade is arranged on the air sweeping rod and used for scraping the medicinal powder on the inner wall of the air swept equipment; the scraping blade is positioned behind the air blowing hole relative to the rotating direction of the support.
Optionally, a guide groove is formed in the scraping blade, a guide post is arranged on the outer wall of the air sweeping rod, and the guide post penetrates through the guide groove, so that the scraping blade can slide relative to the air sweeping rod.
Optionally, the guide groove is inclined at 30 ° to 60 ° relative to the blade side wall.
Optionally, the blades on adjacent wind sweeping bars are staggered in the vertical direction.
Optionally, the wind sweep bar comprises: a vertical rod portion; the inclined rod part is connected with the vertical rod part, and the vertical rod part is positioned above the inclined rod part; the bracket includes: one end of the vertical supporting part penetrates into the cavity of the base; one end of the horizontal supporting part is connected with the vertical supporting part, and the other end of the horizontal supporting part is connected with the inclined rod part of the air sweeping rod; and one end of the inclined supporting part is connected with the vertical supporting part, and the other end of the inclined supporting part is connected with the vertical rod part of the air sweeping rod.
Optionally, the wind sweep apparatus further comprises a plurality of rake, the one end of rake is connected the support, the other end extends to the base outside.
Optionally, the rake comprises: the connecting rod is arranged by the bracket in a downward inclination manner; a plurality of rake teeth, set up in on the connecting rod, it is a plurality of from top to bottom the length of rake tooth increases in proper order.
Optionally, the distance between the closest point of the wind sweeping rod to the inner wall of the wind swept equipment and the inner wall of the wind swept equipment is 1-2 cm
According to the air sweeping device, the plurality of air sweeping rods are uniformly distributed along the circumference, so that the air sweeping interval and the powder wall sticking time are shortened, and the stability and the balance of the air sweeping device are enhanced; in the horizontal direction, the included angle between the axis of the air blowing hole and the inner wall of the air swept equipment is 30-60 degrees, and strong air blowing obliquely to the inner wall is more favorable for sweeping off the medicinal powder; scraping the stubborn wall-sticking medicinal powder by a scraper; the rake carries the powder around the base to the induced air mouth, avoids extravagant, improves the powder yield.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for a person skilled in the art to obtain other drawings based on these drawings without exceeding the protection scope of the present application.
FIG. 1 is a schematic view of an air swept apparatus of the present application;
FIG. 2 is a schematic view of a base of the present application;
FIG. 3 is a partial view of the wind sweep bar of the present application;
FIG. 4 is a top view of the wind sweep bar of the present application;
FIG. 5 is a schematic view of a blade of the present application;
FIG. 6 is a front view of a blade of the present application;
FIG. 7 is a front view of the wind sweeping device of the present application;
figure 8 is a schematic view of a rake according to the present application.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, not all, of the embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1, one embodiment of the present application provides a wind sweeping device 100. The wind sweeping device 100 includes a base 1, a stand 2, a driving member, and a wind sweeping bar 3. Through the cooperation of each part, the air swept device 100 can forcefully remove the medicinal powder on the inner wall of the spray drying tower, and the yield of the medicinal powder is improved.
As shown in fig. 2, the base 1 of the present embodiment is cylindrical, and optionally, the base 1 may be provided in other shapes as needed. The inside of the base 1 is a cavity 11, and the bottom of the base 1 is provided with an air inlet 12. The air inlet 12 is communicated with the Roots blower, and airflow generated by the Roots blower enters the cavity 11 through the air inlet 12.
The support 2 is arranged on the base 1, and the support 2 can rotate around a vertical shaft. The bottom end of the bracket 2 passes through the top surface of the base 1 into the cavity 11. The inside of support 2 is equipped with the gas flow channel, and the gas flow channel of support 2 and cavity 11 intercommunication, the gas flow in the cavity 11 can get into the gas flow channel.
The transmission member is disposed in the cavity 11 of the base, and optionally, the transmission member is a gear. The transmission part is connected with the support 2 and is driven by an external driver, and the transmission part drives the support 2 to rotate.
As shown in fig. 3, the wind sweeping bar 3 is disposed on the bracket 2, and the bracket 2 drives the wind sweeping bar 3 to rotate. The air sweep bar 3 is hollow inside, and a plurality of air blowing holes 31 are provided in the wall of the air sweep bar 3. The air flow passage of the bracket 2 is connected with the air blowing hole 31 of the air sweeping rod 3. The air flow enters the air sweep bar 3 through the air flow passage of the bracket 2 and is blown out through the air sweep bar 3. The air flow blown out from the air blowing holes 31 realizes air sweeping on the inner wall of the spray drying tower.
Alternatively, the plurality of air blowing holes 31 are arranged in order from the top end to the bottom end of the air sweep bar 3, increasing the sweep area of the air sweep bar 3.
The number of the wind sweeping rods 3 is multiple, and the wind sweeping rods 3 are uniformly distributed around the circumference of the axis of the bracket 2 in the vertical direction. In the present embodiment, the number of the wind sweeping bars 3 is two. The air sweeping rods 3 are arranged, so that the air sweeping interval time is shortened and the probability of sticking the medicinal powder to the wall is reduced under the condition that the rotating speed of the support 2 is fixed.
Alternatively, in one embodiment of the present application, the air blowing holes 31 of adjacent air sweep bars 3 are staggered in the vertical direction. The staggered air blowing holes 31 are beneficial to reducing air sweeping dead angles, reducing the probability of sticking the powder to the wall and improving the yield of the powder.
As shown in fig. 4, the blowhole 31 of the present embodiment extends in the horizontal direction. The air blowing hole 31 is located on the front side of the air sweep bar 3 with respect to the rotational direction of the bracket 2. In the horizontal direction, the included angle alpha between the axis L1 of the air blowing hole and the inner wall of the air swept device is 30-60 degrees. An angle α between the axis L1 of the blowing hole and the inner wall of the air-swept device is defined as an angle between the axis L1 of the blowing hole and a tangent L2 of the inner wall of the air-swept device, wherein the tangent L2 of the inner wall of the air-swept device is a tangent to the inner wall of the air-swept device at the intersection of the axis L1 of the blowing hole and the inner wall of the air-swept device. The airflow blown out from the air blowing holes 31 impacts the wall-hung medicinal powder in an inclined direction instead of a direction perpendicular to the inner wall of the spray drying tower, and is more favorable for blowing off the medicinal powder.
Optionally, in one embodiment of the present application, the angle α between the axis L1 of the blowing hole and the inner wall of the air swept device in the horizontal direction is 45 °. The air flow obliquely blown out at an angle of 45 degrees has the best air sweeping effect on the wall-hanging medicinal powder.
As shown in fig. 5, optionally, in one embodiment of the present application, a wiper blade 4 is provided on the wind sweeping bar 3. A plurality of scraping blades 4 are arranged on the wind sweeping rod 3 from top to bottom in sequence. The blade 4 is located behind the blow hole 31 with respect to the rotation direction of the holder 2. The scraping blade 4 is tightly attached to the inner wall of the spray drying tower, and when the wall-hung medicinal powder cannot be blown off by the airflow blown out from the air blowing hole 31, the scraping blade 4 scrapes the stubborn medicinal powder on the inner wall of the spray drying tower. The material of the wiper blade 4 may be selected from teflon.
Optionally, in an embodiment of the present application, the wiper blade 4 is provided with an inclined guide groove 41, the outer wall of the wind sweeping bar 3 is provided with a guide post 32, and the guide post 32 passes through the guide groove 41, so that the wiper blade 4 is slidable relative to the wind sweeping bar 3. If the scraping blade 4 encounters large resistance during the wall scraping process, the scraping blade 4 and the wind sweeping bar 3 can be prevented from being damaged by sliding the guide groove 41 properly.
As shown in fig. 6, further, the included angle β between the guide groove 41 and the side wall of the blade is 30 ° to 60 °. Optionally, the angle β is 45 ° to facilitate protection of the wiper blade 4 and the air sweep bar 3.
As shown in fig. 7, in an alternative embodiment of the present application, the blades 4 of adjacent wind sweeping bars 3 are staggered in the vertical direction. The scraping blades 4 distributed in a staggered mode in the vertical direction are beneficial to reducing scraping dead angles of the scraping blades 4, and the powder collecting rate is improved. Furthermore, the sweeping surfaces of the scraping blades 4 on different wind sweeping rods 3 are mutually covered, so that the load of a single wind sweeping rod 3 is reduced, and no dead angle is ensured in the wall scraping process.
Alternatively, in one embodiment of the present application, the wind-sweeping bar 3 includes a vertical bar portion 33 and an inclined bar portion 34. The inclined rod portion 34 is connected to the vertical rod portion 33, and the vertical rod portion 33 is located above the inclined rod portion 31. The whole shape of the air sweeping rod 3 corresponds to the inner wall of the spray drying tower, so that the wall-hung medicine powder is conveniently swept by air.
The stand 2 includes a vertical support portion 21, a horizontal support portion 22, and an inclined support portion 23. The bottom end of the vertical support 21 penetrates into the cavity 11 of the base. One end of the horizontal support portion 22 is connected to the vertical support portion 21, and the other end is connected to the inclined rod portion 34 of the wind sweeping bar. The inclined support portion 23 is located above the horizontal support portion 22, and one end of the inclined support portion 23 is connected to the vertical support portion 21 and the other end is connected to the vertical rod portion 33 of the wind sweeping bar. The tree-shaped bracket 2 is beneficial to improving the stability of the wind sweeping device 100 during rotation.
As shown in fig. 8, optionally, in an embodiment of the present application, the wind-sweeping device 100 further comprises a plurality of rake 5. A plurality of rake 5 are distributed circumferentially around the axis of the support 2. The number of rake 5 in this embodiment is two. The one end linking bridge 2 of rake 5, the other end slope downwardly extending to the base 1 outside. When support 2 was rotatory followed in the rotation of rake 5, with the induced air mouth of powder rake to spray drying tower of accumulation around the base 1 to carry collection systems such as cyclone through the induced air, avoid extravagant, improve the powder yield.
Optionally, in one embodiment of the present application, the rake 5 comprises a connecting bar 51 and a plurality of rake teeth 52. One end of the connecting rod 51 is connected to the bracket 2 and the other end thereof extends obliquely downward. A plurality of rake teeth 52 set up on connecting rod 51, and the length of a plurality of rake teeth 52 from top to bottom increases in proper order, is favorable to the transport to the powder of accumulation around base 1. Optionally, rake 5 is made of 304 or 316L stainless steel.
Optionally, the distance between the closest point of the wind sweeping rod 3 to the inner wall of the wind swept equipment and the inner wall of the wind swept equipment is 1-2 cm, so that the wind sweeping strength is increased.
Example 1
Taking a G25 type spray dryer as an example to describe that the prior wind sweeping device is 1 wind sweeping rod provided with a wind blowing port without other supporting facilities.
Take cassia twig and poria cocos capsule extract spray drying as an example, compare this application with current wind and sweep device
TABLE 1 comparison of the powder yields
The data of table 1 can be judged, compare current wind and sweep the device, and this application sets up a plurality of wind to the stronger powder of hygroscopicity and viscidity and sweeps the pole, shortens powder and glues the wall time, reduces the possibility of powder at the caking of spray drying tower inner wall, has set up the doctor-bar to "stubborn" powder on this basis, hides the powder to spray drying tower centrum bottom dead angle at last, carries to the induced air mouth through the rake, improves the disposable yield of powder.
TABLE 2 comparison of contents of respective index components
The data in table 2 can be judged, compared with the existing spray drying technology, under the condition that the spray drying operation technological parameters are kept the same, when the air sweeping device is used for production, because the powder wall sticking probability is greatly reduced, the heating time of the powder is greatly shortened, the heating damage rate of index components is reduced, and the content is obviously increased.
TABLE 3 caking ratio of medicinal powders
The data of table 3 can be judged, compare current wind and sweep the device technique, this application technique greatly reduced the probability of gluing wall powder, powder all is swept the device clearance to drying tower bottom and is carried to powder collecting system through the rake at the very first time after the spraying, so powder blocking proportion greatly reduced, follow-up reduction crushing process has reduced manufacturing cost when improving production efficiency.
The embodiments of the present application are described in detail above. The principle and the implementation of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understand the technical solutions and the core ideas of the present application. Therefore, the person skilled in the art should, according to the idea of the present application, change or modify the embodiments and applications of the present application based on the scope of protection of the present application. In view of the above, the description should not be taken as limiting the application.
Claims (10)
1. A wind sweeping device, comprising:
the air conditioner comprises a base, a fan and a fan, wherein the inner part of the base is a cavity, and the base is provided with an air inlet;
the support is rotatably arranged on the base, a gas flow channel is arranged inside the support, one end of the support penetrates into the cavity, and the gas flow channel is communicated with the cavity;
the transmission part is arranged in the cavity of the base and drives the support to rotate;
the air sweeping rod is arranged on the support, a plurality of air blowing holes are formed in the wall of the air sweeping rod, and the air blowing holes are communicated with the air flow channel of the support;
the wind sweeping rods are distributed uniformly around the circumference of the axis of the support.
2. The air-sweeping device according to claim 1, wherein the air blowing holes of adjacent air-sweeping bars are staggered in the vertical direction.
3. The air-swept apparatus according to claim 1, wherein an angle between an axis of the blowing hole and an inner wall of the air-swept apparatus in a horizontal direction is 30 ° to 60 °.
4. The air-swept apparatus of claim 1, wherein the air-swept rod is provided with a scraper for scraping away the powder on the inner wall of the air-swept apparatus;
the scraping blade is positioned behind the air blowing hole relative to the rotating direction of the support.
5. The wind sweeping device according to claim 4, wherein the blade has a guide groove, and the wind sweeping bar has a guide post on an outer wall thereof, the guide post passing through the guide groove so that the blade is slidable with respect to the wind sweeping bar.
6. The air-sweeping device of claim 5, wherein said guide slots are inclined at an angle of 30 ° to 60 ° with respect to said blade side walls.
7. The wind-sweeping device according to claim 4, wherein the blades of adjacent wind-sweeping bars are staggered in the vertical direction.
8. The wind-sweeping device of claim 1, wherein the wind-sweeping bar comprises:
a vertical rod portion;
the inclined rod part is connected with the vertical rod part, and the vertical rod part is positioned above the inclined rod part;
the bracket includes:
one end of the vertical supporting part penetrates into the cavity of the base;
one end of the horizontal supporting part is connected with the vertical supporting part, and the other end of the horizontal supporting part is connected with the inclined rod part of the air sweeping rod;
and one end of the inclined supporting part is connected with the vertical supporting part, and the other end of the inclined supporting part is connected with the vertical rod part of the air sweeping rod.
9. A wind sweep apparatus as claimed in claim 1 further comprising a plurality of rake having one end connected to the support and the other end extending outside the base.
10. The wind sweeping device of claim 1, wherein the wind sweeping bar is located at a distance of 1-2 cm from the closest point of the wind sweeping device to the inner wall of the wind sweeping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121354379.8U CN215176770U (en) | 2021-06-17 | 2021-06-17 | Wind sweeping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121354379.8U CN215176770U (en) | 2021-06-17 | 2021-06-17 | Wind sweeping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215176770U true CN215176770U (en) | 2021-12-14 |
Family
ID=79387954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121354379.8U Active CN215176770U (en) | 2021-06-17 | 2021-06-17 | Wind sweeping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215176770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116271886A (en) * | 2023-04-12 | 2023-06-23 | 山东鲁力药化设备制造安装有限公司 | Spray dryer |
-
2021
- 2021-06-17 CN CN202121354379.8U patent/CN215176770U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116271886A (en) * | 2023-04-12 | 2023-06-23 | 山东鲁力药化设备制造安装有限公司 | Spray dryer |
| CN116271886B (en) * | 2023-04-12 | 2024-02-23 | 山东鲁力药化设备制造安装有限公司 | Spray dryer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215176770U (en) | Wind sweeping device | |
| CN203964589U (en) | Granule materials drying machine | |
| CN108166424A (en) | A kind of cleaning collection device of gardens fallen leaves | |
| CN108240344A (en) | A kind of two-stage diagonal flow fan | |
| CN105032567A (en) | Traditional Chinese medicine smashing device | |
| CN115493390A (en) | Wind sweeping device | |
| CN207716786U (en) | A kind of Ganodenna Lucidum P.E solid powder drying after-treatment device | |
| CN206262668U (en) | A kind of device for preparing Chinese drugs powder | |
| CN209669666U (en) | A kind of lineation device for plastic cement race track construction | |
| CN111298464A (en) | Drying device is used in preparation of glucosamine sulfate double salt | |
| CN207237314U (en) | A kind of ammonium metatungstate spray dryer | |
| CN111238210A (en) | Unloading drying device of matrimony vine | |
| CN209501580U (en) | A kind of a great number of elements Water soluble fertilizer production system | |
| CN209295644U (en) | Extractor fan is used in a kind of adjustable aluminium paste drying of wind-guiding rate | |
| CN208320021U (en) | A kind of vegetation water extraction drying device | |
| CN109893449B (en) | Integrated multifunctional traditional Chinese medicine pill making machine | |
| CN215412884U (en) | Polyester chip drying air pipe mechanism | |
| CN208960391U (en) | A kind of hawthorn impurity cleaning device | |
| CN220250542U (en) | Air-drying device after agricultural product cleaning and screening | |
| CN217275148U (en) | Miniature powder drying device | |
| CN206290382U (en) | Automatic coupling formula tilting plate type is collected folk songs component and device | |
| CN207040825U (en) | A kind of cleaning type common vetch dish rapid dryer | |
| CN209967715U (en) | Air sweeping device of spray drying tower | |
| CN215391209U (en) | Yunnan sealwort belt cleaning device | |
| CN208817911U (en) | A kind of medication chemistry production dehumidification equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |