CN213667952U

CN213667952U - Food spray dryer

Info

Publication number: CN213667952U
Application number: CN202021565193.2U
Authority: CN
Inventors: 林洪生; 王新国; 孙自磊; 高雪宁
Original assignee: Yantai Hairunjia Biotechnology Co Ltd
Current assignee: Yantai Hairunjia Biotechnology Co Ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-07-13
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a food spray drier, including the drying cabinet, the inlet pipe has been run through to the centre at drying cabinet top, the left first section of drying cabinet is through support from the top down fixedly connected with air pump and heating filter box in proper order, through the insulating tube intercommunication between the top of heating filter box and the air inlet of air pump, the bottom intercommunication of inlet pipe has atomizer, the utility model relates to a food processing equipment technical field. This food spray dryer, through setting up the drum in drying cabinet inside, separate a narrow space between drum and the drying cabinet, after letting in hot-air to it, the air vent that hot-air accessible drum surface remedied blows to the inboard, not only can provide the hot-air of drying usefulness, still can avoid the droplet to adhere to the drum surface, and then can avoid appearing being difficult to the problem of clearance, and add many heating pipes, extend to the centre of cavity, can be more even comprehensive to the droplet add thermal drying, efficiency is higher.

Description

Food spray dryer

Technical Field

The utility model relates to a food processing equipment technical field specifically is a food spray drier.

Background

The spray dryer is a device, is mainly used for drying products and separating and recovering the products, is suitable for continuous large-scale production, has high drying speed, and is mainly suitable for thermosensitive materials, biological products and pharmaceutical products. Because of the special advantage that the spray dryer can directly prepare powdery products with uniform components from the solution or suspension, the spray dryer is widely applied to the industries such as chemical industry, light industry, food industry and the like, and is most commonly applied to the dye industry in the chemical industry. After the efforts of a great number of engineering technicians in recent years, the spray drying technology is mature, and the determination of the tower size also has a successful calculation method. The atomizers used are still of the three types pressure, centrifugal and air flow, but in recent years the use of centrifugal spray dryers has been on the rise. For true solution spray drying, it is worth noting that different hydrophilic solutes require different drying medium temperatures. For example, the water solution of inorganic salts such as strongly hydrophilic substances is evaporated and dehydrated mainly at the boiling point of the solution, and the gas leaving the tower at a temperature lower than 130 ℃ is difficult to operate.

Chinese patent CN209451328U discloses a spray dryer for food production, which can remove the materials attached to the surface by cleaning the inner wall of the device with a cleaning brush, but the device also has the following two problems:

1) materials can be attached to the fixed rod for fixing the cleaning brush and the surface of the cleaning brush, so that the cleaning brush cannot be thoroughly cleaned;

2) the device contains a large amount of powder in the exhaust air, does not have fine separation, and secondly, exhaust air is hot-air, and a large amount of heats are discharged to the external world and are comparatively extravagant, and the equipment consumption is big.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a food spray dryer has solved chinese patent CN209451328U and has disclosed a spray dryer for food production, has that inside adnexed material clearance is not thorough, and the powder does not have fine separation to and a large amount of heats are discharged the problem that the external world is comparatively extravagant.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a food spray dryer, includes the drying cabinet, the centre at drying cabinet top is run through there is the inlet pipe, support from the top down is passed through to the left first section of drying cabinet fixedly connected with air pump and heating filter box in proper order, through the insulating tube intercommunication between the top of heating filter box and the air inlet of air pump, the bottom intercommunication of inlet pipe has atomizer, the gas outlet intercommunication of air pump has the gas tube, and the back tangential intercommunication of the one end drying cabinet of gas tube, the peripheral fixedly connected with drum of drying cabinet internal surface bottom, many heating pipes of fixedly connected with between the top of drum internal surface and the bottom of drying cabinet internal surface, the top of heating pipe and the top intercommunication of drum, and the air vent has been seted up with the even intensive in surface of heating pipe to the drum.

Preferably, the outside of the air outlet at the bottom of the drying box is fixedly connected with a cyclone separator, and the air outlet of the cyclone separator is communicated with an exhaust pipe.

Preferably, the bottom of the left wall of the drying box is fixedly connected with a cloth bag separator through a support, and an air inlet of the cloth bag separator is communicated with one end of an exhaust pipe.

Preferably, the air outlet of the cloth bag separator is communicated with a coil pipe, and the surface of the coil pipe is fixedly connected with the side wall of the drying box through a fixing frame.

Preferably, the inside of coil pipe is run through and is had the intake pipe, and leaves the space between intake pipe and the coil pipe inner wall, the one end of intake pipe and the bottom intercommunication of heating the filter box.

Preferably, the bottom of the front surface of the drying box is fixedly connected with a control panel, and the bottom of the outer part of the drying box is fixedly connected with supporting legs.

Advantageous effects

The utility model provides a food spray dryer. Compared with the prior art, the method has the following beneficial effects:

(1) the food spray dryer is characterized in that the bottom end of the feeding pipe is communicated with an atomizing nozzle, the air outlet of the air pump is communicated with an inflation pipe, one end of the inflation pipe is communicated with the back of the drying box in a tangential manner, the periphery of the bottom of the inner surface of the drying box is fixedly connected with a cylinder, a plurality of heating pipes are fixedly connected between the top of the inner surface of the cylinder and the bottom of the inner surface of the drying box, the top ends of the heating pipes are communicated with the top of the cylinder, air holes are uniformly and intensively formed in the surfaces of the cylinder and the heating pipes, the cylinder is arranged in the drying box, a narrow gap is formed between the cylinder and the drying box, after hot air is introduced into the cylinder, the hot air can be blown to the inner side through the air holes compensated by the surface of the cylinder, hot air for drying can be provided, fog drops can be prevented from, the heating device extends to the middle of the cavity, can uniformly and comprehensively heat and dry the fog drops, and has higher efficiency.

(2) The food spray dryer is characterized in that a cyclone separator is fixedly connected to the outside of an air outlet at the bottom of a drying box, the air outlet of the cyclone separator is communicated with an exhaust pipe, a cloth bag separator is fixedly connected to the bottom of the left wall of the drying box through a support, an air inlet of the cloth bag separator is communicated with one end of the exhaust pipe, an air outlet of the cloth bag separator is communicated with a coil pipe, the surface of the coil pipe is fixedly connected with the side wall of the drying box through a fixing frame, an air inlet pipe penetrates through the inside of the coil pipe, a gap is reserved between the air inlet pipe and the inner wall of the coil pipe, one end of the air inlet pipe is communicated with the bottom of a heating filter box, the cyclone separator is matched with the cloth bag separator, the separation of material powder and air can be thoroughly realized, and after discharged hot air is guided into the coil pipe, the air in the air inlet pipe can be preheated, thereby saving the cost.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the drying box of the present invention;

FIG. 3 is a top sectional view of the drying box and the drum of the present invention;

fig. 4 is a side sectional view of the coil pipe and the intake pipe of the present invention.

In the figure: 1-drying box, 2-feeding pipe, 3-air pump, 4-heating filter box, 5-heat preservation pipe, 6-atomizing nozzle, 7-inflation pipe, 8-cylinder, 9-vent hole, 10-cyclone separator, 11-exhaust pipe, 12-cloth bag separator, 13-coil pipe, 14-air inlet pipe, 15-control panel, 16-supporting leg, 17-heating pipe and 18-support.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a food spray dryer comprises a drying box 1, a cyclone separator 10 is fixedly connected to the outside of an air outlet at the bottom of the drying box 1, an air outlet of the cyclone separator 10 is communicated with an exhaust pipe 11, a cloth bag separator 12 is fixedly connected to the bottom of the left wall of the drying box 1 through a support, an air inlet of the cloth bag separator 12 is communicated with one end of the exhaust pipe 11, an air outlet of the cloth bag separator 12 is communicated with a coil pipe 13, the surface of the coil pipe 13 is fixedly connected with the side wall of the drying box 1 through a fixing frame, an air inlet pipe 14 penetrates through the inside of the coil pipe 13, a gap is reserved between the air inlet pipe 14 and the inner wall of the coil pipe 13, one end of the air inlet pipe 14 is communicated with the bottom of a heating filter box 4, the separation of material powder and air can be thoroughly realized by arranging the cyclone separator 10 to be matched with the cloth bag separator 12, and air inside the air inlet pipe 14 in the, recycling part of heat, reducing the power consumption of the heating filter box 4, and further saving the cost, the front bottom of the drying box 1 is fixedly connected with a control panel 15, the bottom of the outside of the drying box 1 is fixedly connected with supporting legs 16, the middle of the top of the drying box 1 is penetrated with a feeding pipe 2, the upper half section of the left side of the drying box 1 is fixedly connected with an air pump 3 and the heating filter box 4 from top to bottom in sequence through a bracket 18, the top of the heating filter box 4 is communicated with the air inlet of the air pump 3 through a heat preservation pipe 5, the bottom end of the feeding pipe 2 is communicated with an atomizing nozzle 6, the air outlet of the air pump 3 is communicated with an inflation pipe 7, the back of the drying box 1 at one end of the inflation pipe 7 is communicated tangentially, the periphery of the bottom of the inner surface of the drying box 1 is fixedly connected with a cylinder 8, a plurality of heating pipes 17 are fixedly connected between the top, and the surface of drum 8 and heating pipe 17 has evenly intensively seted up air vent 9, through set up drum 8 in drying cabinet 1 inside, separate a narrow space between drum 8 and the drying cabinet 1, after letting in hot-air to it, air vent 9 that hot-air accessible drum 8 surface compensatied is blown up to the inboard, not only can provide the hot-air of drying usefulness, can avoid the droplet to adhere to drum 8 surface still, and then can avoid appearing the problem that is difficult to clear up, and add many heating pipes 17, extend to the centre of cavity, can be more even comprehensive heat drying to the droplet, efficiency is higher.

And those not described in detail in this specification are well within the skill of those in the art.

When in use, the feeding pipe 2 is connected with a high-pressure pump, the bottom parts of the cyclone separator 10 and the cloth bag separator 12 are provided with a collecting bag, then equipment is connected with a power supply and started, materials are discharged into the feeding pipe 2 through the high-pressure pump and are atomized and sprayed out from the atomizing spray head 6, meanwhile, the air pump 3 pumps outside air through the heat preservation pipe 5, the heating filter box 4 and the air inlet pipe 14, the air filters dust in the air through the heating filter box 4 and is heated, hot air is tangentially discharged into the drying box 1 through the inflation pipe 7 and then is discharged to the inner side of the cylinder 8 from the air vent 9 on the surface of the cylinder 8 and the heating pipe 17, fog drops contact with the hot air in the falling process and are rapidly evaporated, powder of the residual materials enters the cyclone separator 10 along with the air, the cyclone separator 10 performs primary separation, most of the powder is separated and falls into the collecting bag, and then the residual powder enters the cloth bag separator 12, after the secondary separation, the powder is completely separated, and the hot air continues to enter the coil 13 upward and preheats the cold air in the air inlet pipe 14.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a food spray dryer, includes drying cabinet (1), inlet pipe (2) have been run through to the centre at drying cabinet (1) top, support (18) from the top down is passed through to the first section on drying cabinet (1) left fixedly connected with air pump (3) and heating filter case (4) in proper order, through insulating tube (5) intercommunication, its characterized in that between the air inlet of the top of heating filter case (4) and air pump (3): the bottom intercommunication of inlet pipe (2) has atomizer (6), the gas outlet intercommunication of air pump (3) has gas tube (7), and the back tangential intercommunication of the one end drying cabinet (1) of gas tube (7), the peripheral fixedly connected with drum (8) of drying cabinet (1) internal surface bottom, many heating pipes (17) of fixedly connected with between the top of drum (8) internal surface and the bottom of drying cabinet (1) internal surface, the top of heating pipe (17) and the top intercommunication of drum (8), and air vent (9) have evenly been seted up intensively on the surface of drum (8) and heating pipe (17).

2. A food spray dryer according to claim 1, wherein: the outside of the air outlet at the bottom of the drying box (1) is fixedly connected with a cyclone separator (10), and the air outlet of the cyclone separator (10) is communicated with an exhaust pipe (11).

3. A food spray dryer according to claim 2, wherein: the bottom of the left wall of the drying box (1) is fixedly connected with a cloth bag separator (12) through a support, and an air inlet of the cloth bag separator (12) is communicated with one end of an exhaust pipe (11).

4. A food spray dryer according to claim 3, wherein: the air outlet of the cloth bag separator (12) is communicated with a coil (13), and the surface of the coil (13) is fixedly connected with the side wall of the drying box (1) through a fixing frame.

5. A food spray dryer according to claim 4, wherein: the inside of coil pipe (13) is run through and is had intake pipe (14), and leaves the space between intake pipe (14) and coil pipe (13) inner wall, the one end of intake pipe (14) and the bottom intercommunication of heating filter box (4).

6. A food spray dryer according to claim 1, wherein: the bottom of the front face of the drying box (1) is fixedly connected with a control panel (15), and the bottom of the outer portion of the drying box (1) is fixedly connected with supporting legs (16).