CN214861229U

CN214861229U - Rotary spray dryer

Info

Publication number: CN214861229U
Application number: CN202023108621.1U
Authority: CN
Inventors: 陆坚; 薛会强
Original assignee: Jiangsu Shengman Drying Equipment Engineering Co ltd
Current assignee: Jiangsu Shengman Drying Equipment Engineering Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-11-26
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to the technical field of drying machines, in particular to a rotary spray drying machine, which solves the defects existing in the prior art and comprises a stand column, wherein the top of the stand column is fixed with a drying casing through a bolt, the drying casing is of a cavity structure, the top and the bottom of the drying casing are respectively and fixedly provided with an air distributor and a cyclone separator, and the top of the air distributor is fixedly connected with an air inlet pipe; the equal fixedly connected with feed liquid admission pipe in both sides of drying machine shell, the other end fixedly connected with hose of feed liquid admission pipe, the inner wall both sides of drying machine shell all have a supporting seat through the screw fixation, one side activity hinge of supporting seat has the seat of rotating, through the setting of filter screen, is the arch shape with the filter screen design, can increase the area of contact with the air to promote the filter effect, ensure to adsorb impurity completely, avoid impurity to sneak into the feed liquid, promoted the quality of product.

Description

Rotary spray dryer

Technical Field

The utility model relates to a desiccator technical field especially relates to a rotary type spray drier.

Background

A spray dryer is a device that can accomplish both drying and granulation. The pressure, flow and spray hole size of the feed liquid pump can be adjusted according to the technological requirements, and the required spherical particles with a certain size proportion are obtained. The spray dryer is one of continuous normal pressure dryers. The liquid material is atomized by special equipment and is dried by contacting with hot air. For drying liquids, suspensions and viscous liquids which are somewhat heat sensitive, but also for drying fuels, intermediates, soap powders and inorganic salts, etc.

The spray dryer in the prior art has the following disadvantages: firstly, the air has poor filtering effect before entering the dryer, so that impurities can be easily mixed in the feed liquid after the feed liquid is dried, and the quality of the product is influenced; secondly, in the drying process, the spraying angle of the feed liquid is fixed, the feed liquid cannot be fully contacted with the warm flow, and the drying effect and the drying efficiency are to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rotary spray dryer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rotary spray dryer comprises a stand column, wherein a drying machine shell is fixed at the top of the stand column through a bolt, the drying machine shell is of a cavity structure, an air distributor and a cyclone separator are fixedly installed at the top and the bottom of the drying machine shell respectively, and an air inlet pipe is fixedly connected to the top of the air distributor;

the drying machine comprises a drying machine shell, a material liquid inlet pipe, a hose, a rotating seat, an atomizing nozzle and a connecting plate, wherein the material liquid inlet pipe is fixedly connected to two sides of the drying machine shell, the hose is fixedly connected to the other end of the material liquid inlet pipe, supporting seats are fixedly arranged on two sides of the inner wall of the drying machine shell through screws, the rotating seat is movably hinged to one side of each supporting seat, the atomizing nozzle is fixedly installed on one side of each rotating seat through the screws, the other end of the hose extends to the inside of the atomizing nozzle, and the connecting plate is fixedly arranged at the bottom of each rotating seat through the screws;

one side of casing has servo motor through bolt fixed mounting, and servo motor's output has the main shaft through the coupling joint, the main shaft rotates and installs in the inside of dry casing, and the outside of main shaft has the crank through the screw fixation, and articulate other end activity has the connecting rod, the other end activity of connecting rod articulates there is the connecting rod, the other end of connecting rod has the movable block through round pin axle swing joint, the movable block slides and sets up the bottom of connecting plate.

Preferably, the other end fixedly connected with rose box of air admission pipe, one side fixedly connected with heating cabinet of rose box, the inside of rose box is fixed with the filter screen through the screw, the inside of heating cabinet has the heating pipe of symmetrical arrangement through countersunk head bolt fixed mounting.

Preferably, the filter screen is in an arch shape.

Preferably, the bottom of the connecting plate is provided with a sliding groove, and the movable block is in sliding connection with the sliding groove.

Preferably, bearings are installed on two sides of the inner wall of the drying machine shell, and the two ends of the main shaft are sleeved inside the bearings.

The utility model has the advantages that:

1. the utility model discloses in through the setting of filter screen, be arch shape with the filter screen design, can increase the area of contact with the air to promote the filter effect, ensure to adsorb impurity completely, avoid impurity to sneak into in the feed liquid, promoted the quality of product.

2. The utility model discloses in through the setting of rotating seat, connecting plate, main shaft isotructure, when the feed liquid gets into the desiccator inside, spout through the pivoted shower nozzle that makes a round trip, ensure that the feed liquid can fully contact with the warm stream to improve drying efficiency and drying efficiency, had stronger practicality.

Drawings

Fig. 1 is a front view of a rotary spray dryer according to the present invention;

fig. 2 is a partial schematic view of a rotary spray dryer according to the present invention;

fig. 3 is an enlarged view of the rotary spray dryer at the position of reference mark a.

In the figure: the device comprises a vertical column 1, a drying machine shell 2, a cyclone separator 3, an air inlet pipe 4, a filter box 5, a heating box 6, a filter screen 7, a heating pipe 8, a feed liquid inlet pipe 9, a hose 10, a support seat 11, a connecting plate 12, a chute 13, a main shaft 14, a servo motor 15, a crank 16, a connecting rod 17, a movable block 18, a rotating seat 19, an atomizing nozzle 20 and an air distributor 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a rotary spray dryer includes a column 1, a drying cabinet 2 is fixed on the top of the column 1 through bolts, the drying cabinet 2 is a cavity structure, an air distributor 21 and a cyclone separator 3 are respectively fixed on the top and the bottom of the drying cabinet 2, and an air inlet pipe 4 is fixedly connected on the top of the air distributor 21; a feed liquid inlet pipe 9 is fixedly connected to each of two sides of the drying machine shell 2, a hose 10 is fixedly connected to the other end of the feed liquid inlet pipe 9, a support seat 11 is fixed to each of two sides of the inner wall of the drying machine shell 2 through a screw, a rotating seat 19 is movably hinged to one side of the support seat 11, an atomizing nozzle 20 is fixedly installed on one side of the rotating seat 19 through a screw, the other end of the hose 10 extends into the atomizing nozzle 20, and a connecting plate 12 is fixed to the bottom of the rotating seat 19 through a screw; one side of casing has servo motor 15 through bolt fixed mounting, servo motor 15's output has main shaft 14 through the coupling joint, main shaft 14 rotates and installs in the inside of drying casing 2, the outside of main shaft 14 is fixed with crank 16 through the screw, crank 16's other end activity articulates there is connecting rod 17, connecting rod 17's the other end has movable block 18 through round pin axle swing joint, movable block 18 slides and sets up in the bottom of connecting plate 12.

Wherein, through the setting of filter screen 7, be arch shape with the design of filter screen 7, can increase the area of contact with the air, thereby promote the filter effect, ensure to adsorb impurity completely, avoid impurity to sneak into in the feed liquid, the quality of product has been promoted, through rotating seat 19, connecting plate 12, the setting of main shaft 14 isotructure, when the feed liquid gets into the desiccator inside, spout into through the pivoted shower nozzle that can make a round trip, ensure that the feed liquid can fully contact with the warm stream, thereby drying efficiency and drying efficiency have been improved, have stronger practicality.

The other end fixedly connected with rose box 5 of air admission pipe 4, one side fixedly connected with heating cabinet 6 of rose box 5, there is filter screen 7 filter box 5's inside through the screw fixation, there is symmetrical arrangement's heating pipe 8 heating cabinet 6's inside through countersunk head bolt fixed mounting, filter screen 7 is the arch form, spout 13 has been seted up to the bottom of connecting plate 12, movable block 18 and spout 13 sliding connection, the bearing is all installed to the inner wall both sides of drying machine shell 2, the inside at the bearing is established to the both ends cover of main shaft 14.

In the embodiment, during operation, air enters the filter box 5 after being heated by the heating pipe 8 in the heating box 6, enters the air distributor 21 after being adsorbed by the filter screen 7, and enters the equipment from the top of the drying machine shell 2 through the air distributor 21;

furthermore, feed liquid on two sides is pumped into the feed liquid inlet pipe 9 through a pump and is uniformly sprayed out through the atomizing nozzles 20, in the process, the servo motor 15 acts, the servo motor 15 drives the main shaft 14 to rotate, a crank 16-connecting rod 17 mechanism can be formed through the crank 16, the connecting rod 17 and the movable block 18, the movable block 18 can move up and down in a reciprocating mode, the rotating seat 19 and the atomizing nozzles 20 installed on the rotating seat 19 can be pushed to swing back and forth, the feed liquid can be in full contact with warm current, the drying effect is improved, when the rotating seat 19 rotates back and forth, the movable block 18 can self-adaptively slide at the bottom of the connecting plate 12, and the mechanisms cannot be clamped.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The rotary type spray dryer comprises a stand column (1), and is characterized in that a drying machine shell (2) is fixed to the top of the stand column (1) through bolts, the drying machine shell (2) is of a cavity structure, an air distributor (21) and a cyclone separator (3) are fixedly mounted at the top and the bottom of the drying machine shell (2) respectively, and an air inlet pipe (4) is fixedly connected to the top of the air distributor (21);

the drying machine is characterized in that a material liquid inlet pipe (9) is fixedly connected to each of two sides of the drying machine shell (2), a hose (10) is fixedly connected to the other end of the material liquid inlet pipe (9), supporting seats (11) are fixed to two sides of the inner wall of the drying machine shell (2) through screws, a rotating seat (19) is movably hinged to one side of each supporting seat (11), an atomizing nozzle (20) is fixedly installed on one side of each rotating seat (19) through screws, the other end of each hose (10) extends into the corresponding atomizing nozzle (20), and a connecting plate (12) is fixed to the bottom of each rotating seat (19) through screws;

one side of casing has servo motor (15) through bolt fixed mounting, and there is main shaft (14) servo motor's (15) output through the coupling joint, main shaft (14) rotate and install in the inside of dry casing (2), and the outside of main shaft (14) is passed through the screw fixation and is had crank (16), and the other end activity of crank (16) articulates there is connecting rod (17), the other end activity of connecting rod (17) articulates there is connecting rod (17), the other end of connecting rod (17) has movable block (18) through round pin axle swing joint, movable block (18) slide to set up the bottom of connecting plate (12).

2. A rotary spray dryer according to claim 1, wherein the other end of the air inlet pipe (4) is fixedly connected with a filter box (5), one side of the filter box (5) is fixedly connected with a heating box (6), the inside of the filter box (5) is fixed with a filter screen (7) by screws, and the inside of the heating box (6) is fixedly mounted with symmetrically arranged heating pipes (8) by countersunk bolts.

3. A rotary spray dryer according to claim 2, wherein said filter screen (7) is arcuate in shape.

4. A rotary spray dryer according to claim 1, wherein the connecting plate (12) defines a chute (13) at a bottom thereof, and the movable block (18) is slidably connected to the chute (13).

5. A rotary spray dryer according to claim 1, wherein bearings are mounted on both sides of the inner wall of the dryer housing (2), and the main shaft (14) is mounted inside the bearings.