CN216366637U

CN216366637U - Spray drying tower

Info

Publication number: CN216366637U
Application number: CN202121441379.1U
Authority: CN
Inventors: 刘柏成
Original assignee: Qiqihar Nianzishan Dairy Co ltd
Current assignee: Qiqihar Nianzishan Dairy Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-04-26
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to the technical field of spray drying towers, in particular to a spray drying tower which comprises a support, wherein the top of the support is fixedly connected with a drying tower, the outer wall of the drying tower is fixedly connected with a connecting pipe, the top of the support is fixedly connected with a cyclone separator, the outer wall of the support is fixedly connected with a cloth belt dust collector, the bottom of the drying tower is fixedly connected with a discharge valve, the outer wall of the support is fixedly connected with a heater, the bottom of the heater is fixedly connected with an air blower, the top of the heater is fixedly connected with an air inlet pipe, the top of the drying tower is fixedly connected with an atomizer, one side of the atomizer is fixedly connected with a feed pipe, and the middle section of the feed pipe is provided with an adjusting valve. Compare general feeding case and can not take place solid raw materials and attach to and lead to taking place the condition of gluing the wall in getting into the drying tower in the feeding incasement carrying out the preliminary mixing in-process, impel the feed liquid mixing degree in the feeding case more even.

Description

Spray drying tower

Technical Field

The utility model relates to the technical field of spray drying towers, in particular to a spray drying tower.

Background

Spray drying is a drying process in which a raw material liquid is put into an atomizer to be separated into fog drops, and a method of directly contacting the fog drops with hot air or other gases is used for obtaining a product in a particle shape, in the thirty-four decades of the 20 th century, spray drying technology is widely applied to the production processes of detergents, dairy products, dehydrated food, dyes, cement and chemical fertilizers, and currently, the most common milk powder, instant coffee, instant food soup bases and the like are products obtained from the spray drying process.

Before the spray drying tower works, clear water is often sprayed in the drying tower to ensure that the wall sticking phenomenon cannot be generated in the follow-up work in the tower, but the wall sticking condition can also occur in the prior spray drying tower when the prior spray drying tower carries out pre-spraying in advance, so that the follow-up finished product is poor, the wall sticking condition can be slightly relieved by adjusting the flow speed and the flow of feeding in the feeding process of feed liquid, but the wall sticking problem cannot be fundamentally solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spray drying tower, which solves the problems.

In order to achieve the technical purpose, the technical scheme of the utility model is as follows:

a spray drying tower comprises a support, wherein a drying tower is fixedly connected to the top of the support, a connecting pipe is fixedly connected to the outer wall of the drying tower, a cyclone separator is fixedly connected to the top of the support, a cloth belt dust collector is fixedly connected to the outer wall of the support, a discharge valve is fixedly connected to the bottom of the drying tower, a heater is fixedly connected to the outer wall of the support, an air blower is fixedly connected to the bottom of the heater, an air inlet pipe is fixedly connected to the top of the heater, an atomizer is fixedly connected to the top of the drying tower, a feed pipe is fixedly connected to one side of the atomizer, an adjusting valve is arranged in the middle section of the feed pipe, a feed box is fixedly connected to the top of the atomizer, a motor is fixedly connected to the top of the feed box, a rotating shaft is fixedly connected to an output shaft of the motor through a coupler, a sleeve is sleeved on the outer wall of the rotating shaft, the outer wall of the sleeve is fixedly connected with a scraper.

As a further optimized scheme, the outer wall of the rotating shaft is provided with external threads, and the inner wall of the sleeve is provided with an internal thread groove.

As the further optimized scheme, the shapes and the sizes of the external thread and the internal thread groove are matched with each other, the sleeve is in threaded connection with the rotating shaft through the external thread and the internal thread groove, and the thread clamping direction of the internal thread groove and the external thread is opposite to the working direction of the motor.

As the further optimized scheme, the number of the scrapers is two, the two scrapers are symmetrically arranged by taking the perpendicular bisector of the sleeve as a symmetry axis, and the shapes and the sizes of the two scrapers are matched with those of the inner wall of the feeding box.

As a further optimized scheme, the arrangement direction of the heater is vertically arranged, and the direction of an air outlet of the air blower is vertical.

As a further optimized scheme, the bottom of the drying tower, the bottom of the cyclone separator and the bottom of the cloth belt dust remover are fixedly connected with discharge valves, and the drying tower, the cyclone separator and the cloth belt dust remover are fixedly connected through connecting pipes.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that:

this spray drying tower, setting through the motor can drive the sleeve pipe through the pivot and the scraper blade rotates, the feed liquid in the feeding case after rotating can be by intensive mixing, through opening the governing valve feed liquid in via feeding pipe flow to the atomizer, can carry out the ejection of compact after the atomizing spraying and reach cyclone and strap dust remover via the connecting pipe and process the ejection of compact, the setting of scraper blade can carry out the complete stirring with the feed liquid in the feeding case, compare general feeding case and can not take place solid raw materials and adhere to and lead to the condition that takes place to glue the wall in the feeding case in advance stiring the in-process, make the feed liquid mixing degree in the feeding case more even, the result of use is also better, the cleaning work in later stage also becomes swift convenient, it is troublesome to have saved many unnecessary.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a schematic view of the scraper and casing structure of the present invention;

FIG. 3 is a cross-sectional view taken at A of FIG. 1 in accordance with the present invention.

In the figure: 1-a scaffold; 2-a drying tower; 3-connecting pipe; 4-a cyclone separator; 5-cloth belt dust remover; 6-a discharge valve; 7-a heater; 8-a blower; 9-an air inlet pipe; 10-an atomizer; 11-feed pipe; 12-a regulating valve; 13-a feed box; 14-a motor; 15-a rotating shaft; 16-a cannula; 17-a scraper; 18-internal thread groove; 19-external thread.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.

As shown in fig. 1 to 3, a spray drying tower comprises a support 1, a drying tower 2 is fixedly connected to the top of the support 1, a connecting pipe 3 is fixedly connected to the outer wall of the drying tower 2, a cyclone separator 4 is fixedly connected to the top of the support 1, a cloth belt dust collector 5 is fixedly connected to the outer wall of the support 1, a discharge valve 6 is fixedly connected to the bottom of the drying tower 2, a heater 7 is fixedly connected to the outer wall of the support 1, an air blower 8 is fixedly connected to the bottom of the heater 7, an air inlet pipe 9 is fixedly connected to the top of the heater 7, an atomizer 10 is fixedly connected to the top of the drying tower 9, an inlet pipe 11 is fixedly connected to one side of the atomizer 10, an adjusting valve 12 is arranged at the middle section of the inlet pipe 11, a feeding box 13 is fixedly connected to the top of the atomizer 10, a motor 14 is fixedly connected to the top of the feeding box 13, and a rotating shaft 15 is fixedly connected to the output shaft of the motor 14 through a coupler, the outer wall of the rotating shaft 15 is sleeved with a sleeve 16, and the outer wall of the sleeve 16 is fixedly connected with a scraper 17.

During operation, the work of motor 14 drives sleeve pipe 16 and scraper blade 17 through pivot 15 and rotates, the feed liquid in the feeding case 13 can be by intensive mixing after rotating, through opening governing valve 12 feed liquid in through inlet pipe 11 flows to atomizer 10, can carry out the ejection of compact after the atomizing spraying and reach cyclone 4 and strap dust remover 5 via connecting pipe 3 and process the ejection of compact, scraper blade 17's setting can carry out the complete stirring with the feed liquid in feeding case 13, compare general feeding case 13 and can not take place solid raw materials and adhere to and lead to taking place the condition of gluing the wall in getting into drying tower 2 in feeding case 13 in carrying out the preliminary mixing in-process, the feed liquid mixed degree in the messenger feeding case 13 is more even, the result of use is also better, the cleaning work in later stage also becomes swiftly convenient, it is troublesome to have saved many unnecessary.

In this embodiment, the outer wall of the rotating shaft 15 is provided with an external thread 19, and the inner wall of the sleeve 16 is provided with an internal thread groove 18.

In this embodiment, the external thread 19 and the internal thread groove 18 are both matched in shape and size, the sleeve 16 is in threaded connection with the rotating shaft 15 through the external thread 19 and the internal thread groove 18, and the thread clamping direction of the internal thread groove 18 and the external thread 19 is opposite to the working direction of the motor 14.

In this embodiment, the number of the scrapers 17 is two, and the two scrapers 17 are symmetrically arranged by taking the perpendicular bisector of the sleeve 16 as the symmetry axis, and the shapes and sizes of the two scrapers 17 are matched with the shapes and sizes of the inner wall of the feeding box 13.

In this embodiment, the setting direction of heater 7 is vertical setting, and the air outlet orientation of air-blower 8 is vertical, and setting up through vertical heater 7 and the air outlet of air-blower 8 can be so that the heat that heater 7 produced produces the biggest energy efficiency when transmitting drying tower 2, has promoted the heat exchange performance of drying tower 2 to a certain extent.

In this embodiment, the equal fixedly connected with bleeder valve 6 in the bottom of drying tower 2, the bottom of cyclone 4 and the bottom of strap dust remover 5, and through connecting pipe 3 fixed connection between drying tower 2, cyclone 4 and the strap dust remover 5.

The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A spray drying tower, comprising a support, characterized in that: the top of the bracket is fixedly connected with a drying tower, the outer wall of the drying tower is fixedly connected with a connecting pipe, the top of the bracket is fixedly connected with a cyclone separator, the outer wall of the bracket is fixedly connected with a cloth belt dust remover, the bottom of the drying tower is fixedly connected with a discharge valve, the outer wall of the bracket is fixedly connected with a heater, the bottom of the heater is fixedly connected with an air blower, the top of the heater is fixedly connected with an air inlet pipe, the top of the drying tower is fixedly connected with an atomizer, one side of the atomizer is fixedly connected with a feeding pipe, the middle section of the feeding pipe is provided with a regulating valve, the top of the atomizer is fixedly connected with a feeding box, the top fixedly connected with motor of feeding case, the output shaft of motor passes through shaft coupling fixedly connected with pivot, the sleeve pipe has been cup jointed to the outer wall of pivot, sheathed tube outer wall fixedly connected with scraper blade.

2. A spray drying tower according to claim 1, wherein: . The outer wall of the rotating shaft is provided with external threads, and the inner wall of the sleeve is provided with an internal thread groove

3. A spray drying tower according to claim 2, wherein: the shape and size of the external thread and the internal thread groove are matched with each other, the sleeve is in threaded connection with the rotating shaft through the external thread and the internal thread groove, and the thread clamping direction of the internal thread groove and the external thread is opposite to the working direction of the motor.

4. A spray drying tower according to claim 1, wherein: the quantity of scraper blade is two, and two scraper blades use sheathed tube perpendicular bisector to set up as symmetry axis symmetry, the shape size of two scraper blades all matches each other with the inner wall shape size of feeding case.

5. A spray drying tower according to claim 1, wherein: the heater is arranged vertically, and the air outlet of the air blower faces vertically.

6. A spray drying tower according to claim 1, wherein: the bottom of the drying tower, the bottom of the cyclone separator and the bottom of the cloth belt dust remover are fixedly connected with discharge valves, and the drying tower, the cyclone separator and the cloth belt dust remover are fixedly connected through connecting pipes.