CN217187938U

CN217187938U - Atomizing device of centrifugal spray drying tower

Info

Publication number: CN217187938U
Application number: CN202220398734.XU
Authority: CN
Inventors: 刘大龙; 李苗云; 朱瑶迪; 赵莉君
Original assignee: Henan Zhinong Food Co Ltd
Current assignee: Henan Zhinong Food Co Ltd
Priority date: 2022-02-26
Filing date: 2022-02-26
Publication date: 2022-08-16
Anticipated expiration: 2032-02-26

Abstract

The utility model provides an atomizing device of a centrifugal spray drying tower, which relates to the technical field of spray drying towers and comprises a tower body, wherein the middle part of the tower body is rotationally connected with a lead screw, the top part of the tower body is provided with a driving part for driving the lead screw to rotate, the external thread of the lead screw is connected with a thread sleeve, the side wall of the thread sleeve is fixedly connected with an atomizing box, the top part of the atomizing box is provided with a feeding mechanism for adding materials, the bottom part of the atomizing box is provided with an atomizing nozzle, and one side of the atomizing box is provided with a scraping ring for scraping materials on the inner wall of the tower body; carry the material to the inside of atomizing box through feeding mechanism, atomize the blowout with the material by atomizer, drive the lead screw through drive assembly and rotate, the lead screw drives thread bush and atomizing box and rotates, because stop gear rotates spacingly to the scraper ring, makes thread bush atomizing box can't follow the rotation lead screw and rotate to make the thread bush slide along the lead screw.

Description

Atomizing device of centrifugal spray drying tower

Technical Field

The utility model relates to a spray drying tower technical field specifically is an atomizing device of centrifugal spray drying tower.

Background

The spray drying tower is used for drying biological pesticide, medicine and food microbe, and is a drying process in which raw material liquid is separated into fog drops in an atomizer and the fog drops are contacted directly with hot air or other gas to obtain product in powder form.

The Chinese patent with the publication number of CN210698825U discloses a centrifugal atomization device of a spray drying tower, which comprises a tower body, wherein a pressurizing liquid conveying pipe is arranged at the inner top of the tower body in a penetrating way, an atomization mechanism is arranged at the lower end of the pressurizing liquid conveying pipe, the atomization mechanism comprises a heat conducting pipe which is fixedly communicated with the lower end of the pressurizing liquid conveying pipe, a jacket is arranged outside the heat conducting pipe, an arc-shaped gas spraying pipe is fixedly communicated with the outer side of the jacket, a turntable bearing with a waterproof seal is fixedly sleeved at the lower end of the heat conducting pipe, and an atomization box is fixedly connected to the lower part of the turntable bearing; the upper portion intercommunication that presss from both sides the cover has the heat preservation trachea, the tracheal one end that keeps warm runs through and is connected with the steam air-blower in the tower body, steam air-blower fixed mounting is in one side of tower body, through the heat pipe that sets up, the jet-propelled pipe of curved arc, straight wind blade and turntable bearing's design, the utility model discloses an atomizing box can rotate at the atomizing in-process for fully contact with the hot-air, accelerate drying rate, and the heat pipe can preheat the feed liquid, improves the drying rate after the atomizing.

However, the above technical solution has the following defects that the equipment can only spray at a fixed height when in use, the materials are not sufficiently dispersed and easily gather at a large amount at the same height, the drying efficiency of the materials is affected, the materials adhered to the tower wall cannot be cleaned, and the use effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an atomizing device of centrifugal spray drying tower aims at solving the atomizing device among the prior art and only can spray with fixed height, and the material dispersion is abundant easy in a large amount of aggregations of same high position, and can't carry out the problem of clearing up at the material of tower wall to the adhesion.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the atomization device of the centrifugal spray drying tower comprises: the tower body, the middle part of tower body is rotated and is connected with the lead screw, the top of tower body is provided with and is used for driving lead screw pivoted driver part, the outside threaded connection of lead screw has the thread bush, the lateral wall fixedly connected with atomizing box of thread bush, atomizing box's top is provided with the feeding mechanism who is used for the material to add, atomizing box's bottom is provided with atomizer, one side of atomizing box is provided with the scraping ring that is used for tower body inner wall material to strike off, it is provided with between scraping ring and the tower body and is used for the restriction to scrape material ring pivoted stop gear, the lateral wall of tower body is provided with the stoving part that is used for dry material.

In order to make the utility model discloses have better drive lead screw pivoted effect, the utility model discloses a further technical scheme does, driver part is the positive reverse motor of fixed mounting at the tower body top, the output of positive reverse motor and the top fixed connection of lead screw.

In order to make the utility model discloses have the better effect of carrying out the material and carrying, the utility model discloses a further technical scheme does, feeding mechanism is including the hose at grafting atomizing box top, the top of hose is provided with the material pump that is located the tower body top and is used for the material to carry.

In order to make the utility model discloses have the better effect of carrying out the material drying, the utility model discloses a further technical scheme does, the stoving part is the air heater of fixed mounting at tower body side wall.

In order to make the utility model discloses have better and rotate spacing effect to the scraping ring, the utility model discloses a further technical scheme does, stop gear is including seting up at the inside spacing groove of scraping ring, the inner wall fixedly connected with limiting plate of tower body, just limiting plate sliding connection is in the inside of spacing groove.

In order to make the utility model discloses have the better effect of cleaing away the material on the tower wall, the utility model discloses a further technical scheme does, the lateral wall fixedly connected with connecting plate of atomizing box, the tip fixed connection of connecting plate is at the inner wall of scraping the material ring, the inner wall setting of tower body is hugged closely to the outer wall of scraping the material ring.

In order to make the utility model discloses have the better effect of carrying out the drying of atomizing, the utility model discloses a further technical scheme does, the quantity of atomizing box is a plurality of, and is a plurality of the outer wall at the thread bush is arranged with annular array's form to the atomizing box.

In order to make the utility model discloses have the better effect of arranging the material, the utility model discloses a further technical scheme does, the bottom of tower body is provided with the discharging pipe, the bottom of discharging pipe is provided with sealed lid, the diapire fixedly connected with back shaft of tower body.

The utility model has the advantages that:

when the utility model is used, the material is conveyed to the inside of the atomizing box through the feeding mechanism, the material is atomized and sprayed out by the atomizing spray head, the screw rod is driven to rotate by the driving part, the screw rod drives the thread sleeve and the atomizing box to rotate, because the limiting mechanism rotates and limits the rotation of the scraping ring, the thread sleeve atomizing box can not rotate along with the rotating screw rod, thereby the thread sleeve slides along the screw rod, the atomizing box and the atomizing spray head are driven to carry out lifting injection in the tower body, the atomized material is effectively prevented from being accumulated in a large amount at the same height position, the coverage area after the material is atomized is larger, the dispersion is more uniform, the drying efficiency of the material is improved, while the atomizing box moves along the thread sleeve, the scraping ring moves along the inner wall of the tower body under the driving of the atomizing box, the material adhered to the inner wall of the tower body is better scraped, and the material can be fully recycled, the practicability of the equipment is improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front view of an embodiment of the present invention.

Fig. 3 is a front cross-sectional view of an embodiment of the invention.

Fig. 4 is a top cross-sectional view of an embodiment of the invention.

In the figure: 1. a tower body; 2. a screw rod; 3. a threaded sleeve; 4. an atomization cartridge; 5. a feeding mechanism; 51. a hose; 52. a material pump; 6. an atomizing spray head; 7. a scraping ring; 8. a limiting mechanism; 81. a limiting groove; 82. a limiting plate; 9. a positive and negative rotation motor; 10. a hot air blower; 11. a connecting plate; 12. a discharge pipe; 13. a sealing cover; 14. and supporting the shaft.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 4, an atomization apparatus of a centrifugal spray drying tower includes: tower body 1, the middle part of tower body 1 is rotated and is connected with lead screw 2, the top of tower body 1 is provided with and is used for driving lead screw 2 pivoted driver part, the outside threaded connection of lead screw 2 has thread bush 3, the lateral wall fixedly connected with atomizing box 4 of thread bush 3, atomizing box 4's top is provided with the feeding mechanism 5 that is used for the material to add, atomizing box 4's bottom is provided with atomizer 6, one side of atomizing box 4 is provided with the scraping ring 7 that is used for 1 inner wall material of tower body to strike off, be provided with between scraping ring 7 and the tower body 1 and be used for restricting scraping ring 7 pivoted stop gear 8, the lateral wall of tower body 1 is provided with the stoving part that is used for the material drying.

In the embodiment, the material is conveyed to the inside of the atomizing box 4 by the feeding mechanism 5, the material is atomized and sprayed by the atomizing spray head 6, the screw rod 2 is driven to rotate by the driving part, the screw rod 2 drives the threaded sleeve 3 and the atomizing box 4 to rotate, the material scraping ring 7 is rotatably limited by the limiting mechanism 8, so that the threaded sleeve 3 cannot rotate along with the rotating screw rod 2, the threaded sleeve 3 slides along the screw rod, the atomizing box 4 and the atomizing spray head 6 are driven to perform lifting injection in the tower body 1, the atomized material is effectively prevented from being greatly accumulated at the same height position, the coverage area is larger after the material is atomized, the dispersion is more uniform, the drying efficiency of the material is improved, while the atomizing box 4 moves along with the threaded sleeve 3, the material scraping ring 7 moves along the inner wall of the tower body 1 under the driving of the atomizing box 4, the material adhered to the inner wall of the tower body 1 is better scraped, the materials can be fully recycled, and the practicability of the equipment is improved.

Specifically, the drive unit is positive and negative motor 9 of fixed mounting at tower body 1 top, and positive and negative motor 9's output and the top fixed connection of lead screw 2 drive lead screw 2 forward and reverse rotation through positive and negative motor 9, and better messenger's atomizing box 4 drives atomizer 6 and reciprocates and sprays.

Specifically, feeding mechanism 5 is including the hose 51 at 4 tops of grafting atomizing box, and hose 51's top is provided with the material pump 52 that is located 1 tops of tower body and is used for the material to carry, carries the inside to atomizing box 4 by hose 51 through material pump 52 is better, atomizes by atomizer 6 and sprays, and the comparatively soft of hose 51 material, can reserve suitable length in 1 inside of tower body to effectively avoid causing the influence to atomizing box 4's removal.

Specifically, the drying component is an air heater 10 fixedly installed on the side wall of the tower body 1, hot air is conveyed to the inside of the tower body 1 through the air heater 10, and atomized materials are preferably dried.

Specifically, stop gear 8 is including seting up at the inside spacing groove 81 of scraping material ring 7, the inner wall fixedly connected with limiting plate 82 of tower body 1, and limiting plate 82 sliding connection is in the inside of spacing groove 81, through limiting groove 81 cooperation limiting plate 82, better restriction scraping material ring 7 rotates in tower body 1 is inside to restriction thread bush 3 follows lead screw 2 and rotates, better removal that carries on the material sprays and strike off the material of tower wall.

Further, the lateral wall fixedly connected with connecting plate 11 of atomizing box 4, the tip fixed connection of connecting plate 11 is at the inner wall of scraping ring 7, and the inner wall setting of tower body 1 is hugged closely to the outer wall of scraping ring 7, makes and carries out fixed interact between atomizing box 4 and the scraping ring 7, and better strikes off the material of adhesion at the tower wall.

Further, the quantity of atomizing box 4 is a plurality of, and a plurality of atomizing boxes 4 arrange at the outer wall of thread bush 3 with annular array's form, and the atomizing area that the atomizing of a plurality of atomizing boxes 4 can effectual increase material improves drying efficiency.

Preferably, the bottom of tower body 1 is provided with discharging pipe 12, and the bottom of discharging pipe 12 is provided with sealed lid 13, and the diapire fixedly connected with back shaft 14 of tower body 1 stabilizes the support to tower body 1 through back shaft 14, opens sealed lid 13 and can be discharged the material after the drying by tower body 1 bottom by discharging pipe 12.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An atomizing device for a centrifugal spray drying tower, comprising: the tower body (1) is characterized in that the middle part of the tower body (1) is rotationally connected with a screw rod (2), the top of the tower body (1) is provided with a driving part for driving the screw rod (2) to rotate, the outer thread of the screw rod (2) is connected with a thread bush (3), the side wall of the thread bush (3) is fixedly connected with an atomizing box (4), the top of the atomization box (4) is provided with a feeding mechanism (5) for adding materials, an atomizing spray head (6) is arranged at the bottom of the atomizing box (4), a scraping ring (7) used for scraping materials on the inner wall of the tower body (1) is arranged at one side of the atomizing box (4), be provided with between scraper ring (7) and tower body (1) and be used for restricting scraper ring (7) pivoted stop gear (8), the lateral wall of tower body (1) is provided with the stoving part that is used for the dry material.

2. The atomization device of the centrifugal spray drying tower according to claim 1, wherein the driving part is a forward and reverse rotation motor (9) fixedly installed at the top of the tower body (1), and the output end of the forward and reverse rotation motor (9) is fixedly connected with the top end of the screw rod (2).

3. The atomizing device of a centrifugal spray drying tower according to claim 1, wherein the feeding mechanism (5) comprises a hose (51) inserted into the top of the atomizing box (4), and a material pump (52) for conveying materials is arranged at the top of the tower body (1) and is arranged at the top end of the hose (51).

4. The atomizing device of a centrifugal spray drying tower according to claim 1, wherein the drying part is a hot air blower (10) fixedly installed on a side wall of the tower body (1).

5. The atomizing device of a centrifugal spray drying tower according to claim 1, wherein the limiting mechanism (8) comprises a limiting groove (81) formed inside the scraper ring (7), a limiting plate (82) is fixedly connected to the inner wall of the tower body (1), and the limiting plate (82) is slidably connected inside the limiting groove (81).

6. The atomizing device of a centrifugal spray drying tower according to claim 1, wherein a connecting plate (11) is fixedly connected to a side wall of the atomizing box (4), an end of the connecting plate (11) is fixedly connected to an inner wall of the scraper ring (7), and an outer wall of the scraper ring (7) is closely attached to an inner wall of the tower body (1).

7. Atomization device of a centrifugal spray drying tower according to claim 1, characterized in that the number of the atomization boxes (4) is multiple, and the multiple atomization boxes (4) are arranged on the outer wall of the threaded sleeve (3) in an annular array.

8. Atomization device of a centrifugal spray drying tower according to any of claims 1-7, characterized in that the bottom of the tower body (1) is provided with a discharge pipe (12), the bottom end of the discharge pipe (12) is provided with a sealing cover (13), and the bottom wall of the tower body (1) is fixedly connected with a support shaft (14).