CN210197906U

CN210197906U - Rice tea drying device is used in agricultural product production and processing

Info

Publication number: CN210197906U
Application number: CN201921044309.5U
Authority: CN
Inventors: Guoping Wang; 王国平
Original assignee: Hubei Junnong Agricultural Technology Co Ltd
Current assignee: Hubei Junnong Agricultural Technology Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-03-27
Anticipated expiration: 2029-07-05

Abstract

The utility model belongs to the technical field of rice tea production, and discloses a rice tea drying device for agricultural product production and processing, which comprises a device body, wherein an electric cavity and a storage cavity are arranged inside the device body, the electric cavity is positioned above the storage cavity, a plurality of heating nets are equidistantly fixed inside the storage cavity, a drawer is arranged on each heating net, a fan, a vacuum pump, a heat exchanger, a refrigerating assembly and a controller are sequentially arranged inside the electric cavity anticlockwise, a circulating pipe is connected between the fan and the heat exchanger, and the circulating pipe is fixed on the inner wall of the storage cavity, the utility model adopts a circulating type refrigerating and heating structure, fully utilizes cold and heat energy sources in the refrigerating and heating drying processes, greatly reduces the energy consumption of the whole device on the premise of ensuring that both the refrigerating and drying can be effectively finished, and achieves the energy-saving effect, and effectively reduces the drying cost of the rice tea.

Description

Rice tea drying device is used in agricultural product production and processing

Technical Field

The utility model belongs to the technical field of rice tea production, concretely relates to rice tea drying device is used in agricultural product production and processing.

Background

The rice tea is a local flavor snack special for Zhongxiang city in Hubei province, and is mainly eaten in summer; in order to realize the effective production of the rice tea, in the Chinese patent of CN201310490890.4, a method for preparing freeze-dried rice tea is disclosed, so that the produced rice tea has good use taste;

in the manufacturing steps disclosed in the patent, the steamed rice tea is dehydrated in a vacuum freeze drying mode, and most of the operations are realized by adopting a freeze dryer, but the existing freeze dryer still has the problem of high energy consumption, so that the drying cost of the rice tea is greatly increased;

in addition, in order to ensure the drying uniformity of the rice tea, the rice tea needs to be flatly paved in a drawer or a tray of a drying machine, the flatting operation in the prior art is still completed in a manual mode, on one hand, the problem of low efficiency exists, on the other hand, the manual flatting depends on visual inspection or operation experience to determine the uniformity degree of the rice tea, and therefore the problems of overlarge artificial influence factors and poor flatting uniformity exist.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the rice tea drying device for producing and processing agricultural products is provided so as to solve the problems that the energy consumption is too high when the existing rice tea drying device is used, and the drying uniformity is poor due to manual tiling, thereby achieving the energy-saving and uniform drying effect.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a rice tea drying device for agricultural product production and processing, including the device body, the inside of device body is seted up electric chamber and is deposited the chamber, and electric chamber is located the top of depositing the chamber, the inside equidistance of depositing the chamber is fixed with a plurality of heating network, and has all placed the drawer on every heating network, fan, vacuum pump, heat exchanger, refrigeration subassembly and controller have anticlockwise installed in proper order to electric chamber's inside, be connected with the circulating pipe between fan and the heat exchanger, and the circulating pipe is fixed in and deposits on the inner wall in chamber, the inlet end of vacuum pump is connected with depositing the chamber, and the outlet end of vacuum pump passes through three way connection and circulating pipe connection, all be connected with three way solenoid valve between heat exchanger and fan and the refrigeration subassembly, and be connected with the auxiliary pipe between two three way solenoid valve;

the refrigeration assembly comprises an evaporator and a compressor, and the evaporator and the compressor are in circulating connection through a pipeline;

the fan, the circulating pipe, the heat exchanger and the refrigerating assembly are combined to form a refrigerating pipeline mechanism; the vacuum pump, the heat exchanger, the auxiliary pipe, the fan and the circulating pipe are combined to form a drying pipeline mechanism.

Furthermore, each porous partition plate is welded in the drawer, and a discharge outlet is formed in one side of each porous partition plate.

Furthermore, the inside block of bin outlet is connected with sealed cassette, one side of sealed cassette is equipped with the direction inclined plane, and the opposite side and the drawer inner wall sliding connection of sealed cassette.

Further, the inside mounting of drawer has down the hopper, and the bottom welding of hopper has the triangle-shaped scraper blade down, the spout has all been seted up on the both sides inner wall of drawer, all weld on the both sides outer wall of hopper down the slide rail, and slide rail and spout sliding connection.

Furthermore, limiting parts are connected between the discharging hopper, the sealing clamping seat and the drawer, and each limiting part is composed of two opposite magnetic blocks which attract each other.

Further, the inner wall welding of depositing the chamber has the porous lag of shape of returning, and porous lag and deposit and be formed with the installation cavity between the intracavity wall, the circulating pipe is located the inside of installation cavity, and the circulating pipe is fixed in on the outer wall of porous lag through the snap ring.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) aiming at the problem of overhigh energy consumption of the existing rice tea drying device, the utility model adopts a circulating type freezing and heating structure, fully utilizes cold and hot energy sources in the freezing and heating drying processes, greatly reduces the energy consumption of the whole device on the premise of ensuring that the freezing and drying can be effectively finished, achieves the energy-saving effect and reduces the drying cost of the rice tea; in addition, a three-way electromagnetic valve is adopted for switching between the freezing circulation pipeline and the drying circulation pipeline, so that the number of pipelines in the device is reduced, and the aim of reducing the cost of the device is fulfilled.

2) The circulating pipe in to above-mentioned circulation structure, the cooperation is equipped with porous lag, and porous lag has good heat conductivility, forms effectual guard action to the circulating pipe under the prerequisite of guaranteeing high-efficient heat conduction, guarantees the safety in utilization of circulating pipe.

3) Aiming at the problem of poor drying uniformity caused by manual tiling when the rice tea drying device is used, the utility model is provided with a semi-automatic drying drawer, realizes automatic blanking and tiling of rice tea by utilizing the movement of the blanking hopper, effectively ensures the uniformity in the rice tea tiling process and improves the rice tea tiling efficiency; in addition, a sliding discharging mechanism is arranged in the drawer, and can automatically discharge redundant rice tea, so that the whole discharging operation is more convenient.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the first embodiment.

Fig. 3 is a schematic structural diagram of the second embodiment.

Fig. 4 is a top view of the storage compartment of fig. 3.

Figure 5 is a schematic view of the connection of the circulation tube to the porous protective sleeve.

Fig. 6 is a schematic structural diagram of a drawer according to the present invention.

Fig. 7 is a perspective view of the middle discharge hopper of the present invention.

1-the device body; 1 a-an electrical cavity; 1 b-a storage chamber; 2-a fan; 3-a circulating pipe; 4-heating the net; 5-a drawer; 6-a vacuum pump; 7-a heat exchanger; 8-an evaporator; 9-a compressor; 10-a controller; 11-a porous protective cover; 12-a mounting cavity; 13-a stop member; 14-a discharge hopper; 15-a chute; 16-a sealing cassette; 17-a porous separator; 18-sliding rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in figures 1-2, the rice tea drying device for agricultural product production and processing comprises a device body 1, an electric cavity 1a and a storage cavity 1b are arranged inside the device body 1, the electric cavity 1a is positioned above the storage cavity 1b, a plurality of heating nets 4 are fixed in the storage cavity 1b at equal intervals, and each heating net 4 is provided with a drawer 5, a fan 2, a vacuum pump 6, a heat exchanger 7, a refrigeration component and a controller 10 are sequentially arranged in the electric cavity 1a anticlockwise, a circulating pipe 3 is connected between the fan 2 and the heat exchanger 7, the circulating pipe 3 is fixed on the inner wall of the storage cavity 1b, the air inlet end of the vacuum pump 6 is connected with the storage cavity 1b, the air outlet end of the vacuum pump 6 is connected with the circulating pipe 3 through a three-way joint, three-way electromagnetic valves are connected between the heat exchanger 7 and the fan 2 and the refrigeration assembly, and an auxiliary pipe is connected between the two three-way electromagnetic valves;

the refrigeration assembly comprises an evaporator 8 and a compressor 9, and the evaporator 8 is in circulating connection with the compressor 9 through a pipeline;

the fan 2, the circulating pipe 3, the heat exchanger 7 and the refrigeration component are combined to form a refrigeration pipeline mechanism; the vacuum pump 6, the heat exchanger 7, the secondary pipe, the fan 2 and the circulating pipe 3 are combined to form a drying pipeline mechanism.

According to the above-described structure, the whole apparatus performs the freeze-drying process as follows: (1) freezing, namely flatly paving rice tea to be dried in a drawer 5, placing the drawer 5 on a heating net 4, starting each component in a freezing pipeline mechanism, leading a refrigerant into an evaporator 8 by a compressor 9, simultaneously sucking air by a fan 2, leading the air into the evaporator 8 through a heat exchanger 7, evaporating the refrigerant in the evaporator 8 to absorb heat, and thus forming low-temperature air flow by the air, leading the air into a circulating pipe 3 through the fan 2, and realizing the cooling in a storage cavity 1b by the circulating pipe 3 through circulation and heat dissipation, so that the rice tea is quickly cooled to achieve the freezing effect; the air which flows back through the circulating pipe 3 enters the heat exchanger 7 and forms heat exchange with the initially introduced air, so that the temperature of the introduced air is reduced, and a precooling effect is achieved; in the whole process, fresh air circulation can be realized, and the residual temperature of the derived air flow can be fully utilized to achieve the purpose of reducing energy consumption in a freezing state;

(2) drying, namely firstly starting a vacuum pump 6, pumping out cold air in the storage cavity 1b to enable the storage cavity 1b to form a vacuum state, and directly discharging the guided cold air when the fan 2 is not started; after the operation is finished, the fan 2, the heating net 4 and the three-way electromagnetic valves at two ends of the auxiliary pipe are started, the heating net 4 is electrified for heating, so that rice tea is heated, frozen solid moisture in the rice tea is sublimated under the heating effect, water vapor is formed, meanwhile, the vacuum pump 6 is started, the water vapor in the storage cavity 1b is pumped out, so that the storage cavity 1b is always kept in a vacuum state, the pumped water vapor enters the heat exchanger 7 to be subjected to heat exchange with introduced air, the air temperature is increased, the water vapor is condensed to form liquid water to be directly discharged, the air after being heated passes through the three-way electromagnetic valve, the auxiliary pipe and the fan 2 to enter the circulating pipe 3, the temperature in the storage cavity 1b is further increased through circulating flow of the circulating pipe 3, and the drying effect is achieved; the waste heat of the water vapor is effectively recovered in the whole process, and the waste heat is applied to heating and drying, so that the energy consumption required in the heating process is effectively reduced.

Example 2

As shown in fig. 3-5, and combine the above structure, still include porous lag 11, porous lag 11 is the shape structure of returning, and porous lag 11 welds in the inside of depositing chamber 1b, is formed with installation cavity 12 between porous lag 11 and the inner wall of depositing chamber 1b, and circulating pipe 3 is located the inside of installation cavity 12, and circulating pipe 3 is fixed in on the outer wall of porous lag 11 through the snap ring.

Under the structure described above, the circulation pipe 3 is installed separately from the heating net 4 and the drawer 5, so that the circulation pipe 3 is effectively prevented from being impacted when the drawer 5 is placed, and the circulation pipe 3 is protected; the porous protection sleeve 11 is made of high-heat-conductivity metal and has a porous structure, so that the heat conduction of the circulating pipe 3 can be effectively ensured; in addition, the circulating pipe 3 is fixed on the porous protecting sleeve 11 through a clamping ring and forms a snake-shaped structure, so that the contact area between the porous protecting sleeve 11 and the circulating pipe 3 is increased, and the heat conduction effect of the whole structure is improved; specifically, the snap ring and the porous protection sleeve 11 are connected by welding or bolts.

As shown in fig. 6-7, in combination with the two embodiments, further, a porous partition 17 is welded inside each drawer 5, and a discharge opening is opened on one side of the porous partition 17.

Furthermore, a sealing clamping seat 16 is clamped and connected inside the discharge port, a guide inclined plane is arranged on one side of the sealing clamping seat 16, and the other side of the sealing clamping seat 16 is connected with the inner wall of the drawer 5 in a sliding manner.

Furthermore, a discharging hopper 14 is installed inside the drawer 5, a triangular scraper is welded at the bottom end of the discharging hopper 14, sliding grooves 15 are formed in the inner walls of the two sides of the drawer 5, sliding rails 18 are welded on the outer walls of the two sides of the discharging hopper 14, and the sliding rails 18 are connected with the sliding grooves 15 in a sliding mode.

It is worth to be noted that the limiting parts 13 are connected between the discharging hopper 14 and the sealed clamping seat 16 and between the drawer 5, and the limiting parts 13 are composed of two opposite magnetic blocks which are attracted to each other.

According to the above description structure, the rice tea has the following flow when the rice tea is tiled: rice tea is poured into the discharging hopper 14, then the discharging hopper 14 is moved along the direction indicated by the arrow in fig. 6, the rice tea is discharged step by step in the moving process, and the rice tea in the drawer 5 is leveled by matching with the scraper at the bottom end of the discharging hopper 14, so that semi-automatic discharging and flat laying are completed; along with the continuous movement, the discharging hopper 14 is gradually close to the sealing card holder 16, and the sealing card holder 16 is pushed through the guide inclined plane, so that the sealing card holder 16 is separated from the discharging opening, the discharging opening is opened, and the rice tea which is not led out in the discharging hopper 14 directly passes through the discharging opening and is discharged to the outside of the drawer 5, so that the automatic discharging operation is effectively completed, and the redundant rice tea is effectively prevented from being accumulated in the drawer 5; after the operation is finished, the blanking hopper 14 is loosened, the blanking hopper 14 and the sealing clamping seat 16 are reset under the mutual attraction of the two groups of limiting parts 13, and the drawer 5 can be placed on the heating net 4 after the flat laying is finished; whole process easy operation, for traditional artifical tiling, the tiling speed is faster, and the thickness of rice tea is injectd more evenly to effectively improve the dry even degree of rice tea.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides an agricultural product production and processing is with rice tea drying device, includes device body (1), electric chamber (1a) and deposit chamber (1b) have been seted up to the inside of device body (1), and electric chamber (1a) is located the top of depositing chamber (1b), the inside equidistance of depositing chamber (1b) is fixed with a plurality of heating net (4), and has all placed drawer (5), its characterized in that on every heating net (4): the electric appliance is characterized in that a fan (2), a vacuum pump (6), a heat exchanger (7), a refrigeration assembly and a controller (10) are sequentially installed in the electric cavity (1a) anticlockwise, a circulating pipe (3) is connected between the fan (2) and the heat exchanger (7), the circulating pipe (3) is fixed on the inner wall of the storage cavity (1b), the air inlet end of the vacuum pump (6) is connected with the storage cavity (1b), the air outlet end of the vacuum pump (6) is connected with the circulating pipe (3) through a three-way connector, three-way electromagnetic valves are connected between the heat exchanger (7) and the refrigeration assembly and between the fan (2) and the refrigeration assembly, and an auxiliary pipe is connected between the two three-way electromagnetic valves;

the refrigeration assembly comprises an evaporator (8) and a compressor (9), and the evaporator (8) is in circulating connection with the compressor (9) through a pipeline;

the fan (2), the circulating pipe (3), the heat exchanger (7) and the refrigerating assembly are combined to form a refrigerating pipeline mechanism; the vacuum pump (6), the heat exchanger (7), the auxiliary pipe, the fan (2) and the circulating pipe (3) are combined to form a drying pipeline mechanism.

2. The rice tea drying device for agricultural product production and processing according to claim 1, wherein: each porous partition plate (17) is welded in the drawer (5), and a discharge outlet is formed in one side of each porous partition plate (17).

3. The rice tea drying device for agricultural product production and processing according to claim 2, wherein: the inside block of bin outlet is connected with sealed cassette (16), one side of sealed cassette (16) is equipped with the direction inclined plane, and the opposite side and the drawer (5) inner wall sliding connection of sealed cassette (16).

4. A rice tea drying device for agricultural product production and processing according to claim 3, wherein: hopper (14) under the internally mounted of drawer (5), and the bottom welding of hopper (14) has a triangle-shaped scraper blade down, spout (15) have all been seted up on the both sides inner wall of drawer (5), all weld on the both sides outer wall of hopper (14) down slide rail (18), and slide rail (18) and spout (15) sliding connection.

5. The rice tea drying device for agricultural product production and processing according to claim 4, wherein: and limiting parts (13) are connected between the discharging hopper (14), the sealing clamping seat (16) and the drawer (5), and the limiting parts (13) are composed of two opposite magnetic blocks which are mutually attracted.

6. The rice tea drying device for agricultural product production and processing according to claim 1, wherein: deposit the inside welding of chamber (1b) and have back shape porous protection cover (11), and porous protection cover (11) and deposit and be formed with installation cavity (12) between chamber (1b) inner wall, circulating pipe (3) are located the inside of installation cavity (12), and circulating pipe (3) are fixed in on the outer wall of porous protection cover (11) through the snap ring.