CN205492403U - High hot -blast device subassembly that completes of backheat - Google Patents

Abstract

The utility model discloses a heat-recovering high-hot-air de-greening device assembly, which comprises a de-greening machine, a heating furnace and a high-pressure device for transporting hot air in the heating furnace to the de-greening machine. The high-pressure device includes an air intake pipe, and the de-greening machine includes a roller box. The surface of the drum box is provided with an air outlet, and the air outlet is provided with a return air pipe, and the air return pipe is connected to the air outlet and the air intake pipe. Valves for branch or intake pipes. The utility model can recover the waste heat at the air outlet, and the recovered waste heat can be reheated for drying through the heating furnace, and can also be led to other areas for other heating needs, which greatly reduces energy consumption.

Description

A reheating high hot air cleaning device component

technical field

The utility model relates to tea-making equipment, which is a component of a regenerating high-hot air cleaning device.

Background technique

The main purpose of greening is to destroy and passivate the oxidase activity in fresh leaves by high temperature, inhibit the enzymatic oxidation of tea polyphenols in fresh leaves, and prevent discoloration during drying. At the same time, it emits green odor and promotes the formation of good aroma.

Most of the fixing machines use microwave fixing machines, drum fixing machines, gas frying machines and high hot air fixing machines.

The de-enzyming machine mentioned in the utility model is a high-hot air de-enzyme machine. The high-heat-air de-enzyme machine includes a drum box, a drum and a heating device. Dry hot air is generated under the action of the wind device. The top of the drum box is provided with an air outlet for humid hot air. The hot air enters the inside of the drum and takes the moisture out from the air outlet to achieve the purpose of quick cleaning.

As shown in Figure 1 and Figure 2, in addition to the green fixing machine 1, the high hot air cleaning device also has a heating furnace 2 and a high-pressure device 3. The heating furnace 2 is connected with the high-pressure device 3 and the cleaning machine 1. The hot air is transported to the de-enzyming machine, and the hot dry air can be used for the de-enzyming process of tea leaves after entering the de-enzyming machine.

There is a problem of insufficient waste heat utilization in ordinary high-hot-air de-greening machines. The hot air coming out of the air outlet has a high temperature and is directly discharged into the air. First, it will make the working environment near the de-greening machine hot and humid, and secondly, the hot air contains a lot of waste heat. , direct discharge is more wasteful.

Utility model content

The purpose of the invention of this utility model is to solve the problem that the utilization rate is too low due to the direct discharge of waste heat air from the air outlet of the greening machine. It can be re-heated through the heating furnace for drying, and can also be passed to other areas for other heating needs, which greatly reduces energy consumption.

In order to achieve the purpose of the above invention, the utility model adopts the following technical solutions: a reheating high-hot air cleaning device assembly, including a cleaning machine, a heating furnace and a high-pressure device that transports the hot gas in the heating furnace to the cleaning machine. The high-pressure device includes The trachea, the killing machine includes a drum box, the surface of the drum box is provided with an air outlet, and the air outlet is provided with a return air pipe, and the return air pipe is connected to the air outlet and the air intake pipe, and the return air pipe is provided with a branch pipe, The air return pipe is also provided with a valve to control the flow of air into the branch pipe or the intake pipe.

Preferably, the valve includes a first valve and a second valve, the first valve is located on the return air pipe between the branch pipe and the intake pipe, and the second valve is located on the branch pipe.

Preferably, a hot gas pipe is connected to the top of the heating furnace, and the hot gas pipe can be connected to the inlet pipe, or can be connected to any position of the return air pipe between the first valve and the hot gas pipe.

Preferably, the air outlet is provided with a sealing cover, the sealing cover is attached to the outer wall of the drum box, and the top of the sealing cover is connected with a return air pipe.

Preferably, an air collecting hood is provided on the top of the sealing cover, the air collecting hood is in the shape of a hollow table, and the return air pipe communicates with the air outlet through the air collecting hood.

Preferably, the sealing cover is hinged to the outer wall of the drum box, and the sealing cover is also provided with a handle for easy grasping.

Preferably, the regenerating high hot air de-greening device assembly also includes a hoist, the de-greening machine includes a material inlet, the material inlet is located directly above the drum box, the material inlet is provided with a hopper, and the hopper corresponds to the hoist.

Compared with the prior art, the heat recovery high hot air cleaning device assembly adopting the above technical solution has the following beneficial effects:

1. When the valve controls the airflow in the return air pipe to enter the air intake pipe, the air outlet is connected to the air intake pipe through the air return pipe, and the hot air discharged after drying is reused, and the air intake pipe brings the hot air with residual heat into high pressure In the device, the high-pressure device injects hot air back into the heating furnace, so that the hot air can be heated more quickly. In this case, the hot air can reduce the fuel consumption in the heating furnace. This type is suitable for drying tea with low moisture process.

2. When the valve controls the airflow in the return air pipe to enter the branch pipe, the air with waste heat and moisture will be discharged from the air outlet. To other heating equipment, use the air with waste heat in the branch pipe, such as for drying the pipeline, heating warm water, etc. This kind is suitable for the greening of fresh tea leaves. The gas contains a lot of moisture and is therefore unsuitable for recirculation into the heating furnace.

Description of drawings

Fig. 1 is the structural representation of existing high hot air degreening device embodiment;

Fig. 2 is the structural representation of existing high hot air degreening device embodiment;

Fig. 3 is a structural schematic diagram of an embodiment of the assembly of the regenerating high hot air cleaning device of the present invention;

Fig. 4 is a structural schematic diagram of an embodiment of the assembly of the regenerating high-hot air cleaning device of the present invention;

Fig. 5 is the structural representation of sealing cover in the utility model;

Fig. 6 is the schematic diagram of air flow in the utility model embodiment;

Fig. 7 is a schematic diagram of air flow in the embodiment of the present invention.

Reference signs: 1, greening machine; 10, air outlet; 2, heating furnace; 20, hot gas pipe; 3, high pressure device; 30, air intake pipe; 4, sealing cover; 40, return air pipe; 41, air collecting hood ; 42, the handle; 50, the branch pipe; 61, the second valve; 62, the first valve; 7, the elevator.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figures 1 to 5, the reheating high hot air cleaning device assembly includes a cleaning machine 1, a heating furnace 2, a return air pipe 40, a branch pipe 50, a first method door 61, a second valve 62, a hoist 7, and a sealing cover 4 and high pressure device 3.

The cleaning machine 1 includes a drum, a drum box and an air outlet. The drum adopts a screen structure (similar to the screen inside the washing machine drum, with mesh on the surface), and the hot air is pressed into the heating furnace 2 through the high-pressure device 3 and then enters the drum box. The hot air passes through the drum to dry and heat the tea leaves to disperse their moisture.

The de-greening machine 1 generally has a dehumidifying cover 11, the function of which is to quickly discharge the moist water vapor from the de-greening machine after drying, but part of it will be discharged from the air outlet.

As shown in Figure 5, it is located at the air outlet 10 of the killing machine 1, the sealing cover 4 is attached to the outer wall of the drum box, and the top of the sealing cover 4 is provided with an air collecting cover 41, the air collecting cover 41 is in the shape of a hollow platform, and the return air duct 40 communicates with the air outlet 10 through the wind collecting hood 41 .

The sealing cover 4 is used for bonding with the outer wall of the drum box to avoid the overflow of air with residual heat. The function of the air collecting cover 41 is to expand the space, concentrate the airflow, make the circulation smoother and reduce the noise.

The sealing cover 4 is hinged with the outer wall of the drum box. When an internal failure occurs or the tuyere is blocked, the user can open the sealing cover 4 through the handle 42 for inspection and maintenance.

Air return pipe 40: connect the air inlet pipe 30 and the air collecting cover 41 on the sealing cover 4, connect the air outlet 10 and the air inlet pipe 30, the airflow with hot air in the air outlet 10 can return to the high pressure through the return air pipe 40 In the air intake pipe 30 of the device 3 , a branch pipe 50 is also provided on the air return pipe 40 . The return air pipe 40 between the branch pipe 50 and the hot gas pipe 20 is provided with a first valve 61 , and the branch pipe 50 is provided with a second valve 62 .

The first valve 61 and the second valve 62 are used to control whether the airflow in the return air pipe 40 flows into the branch pipe 50 or the air intake pipe 30 .

Heating furnace 2: used to heat up the air pressed by the high-pressure device 3, the top is connected with a hot air pipe 20, a part of the heated air enters the greening machine 1, and the other part of the excess hot air passes through the hot air pipe 20 and the air intake pipe from the top in turn 30 finally enters the high-pressure device, and enters the heating furnace 2 here, forming a small circulation. hot

The hot gas pipe 20 can be directly connected with the air inlet pipe 30 , or can be connected through the air return pipe 40 , if the connection is made through the air return pipe 40 , the connection point needs to be set between the first valve 61 and the air inlet pipe 30 .

High-pressure device 3: includes an air intake pipe 30, the air intake pipe not only recovers the hot air in the hot gas pipe 20 and the return air pipe 40, but also absorbs a part of fresh air from the air for heating and combustion of the heating furnace 2.

Elevator 7: It is used to realize the continuous operation of finishing. The hoist 7 transports the material to a high place, falls through the feeding hopper, and realizes rapid, continuous and uniform feeding at the feeding port of the finishing machine.

As shown in Figure 6 and Figure 7, the assembly of the regenerating high hot air cleaning device of this embodiment, the two modes of transportation with waste heat air flow at the air outlet, respectively control the air flow through the first valve 61 and the second valve 62.

As shown in Figure 6, it is the airflow direction during the process of a large number of continuous tea leaves. Since fresh tea leaves contain more water, a large amount of water will be generated during the greening process. If this part of the waste heat with water vapor Bringing it back into the heating furnace, water vapor still exists and will reduce the effect of the finishing process.

Therefore, it is necessary to discharge this part of water vapor, open the second valve 62 controlling the branch pipe, and close the first valve 61, so that the air with waste heat and water vapor flows into the branch pipe 50, and the branch pipe 50 transports the waste heat to other occasions for extensive utilization , High energy efficiency.

As shown in Figure 7, when the amount of tea leaves is small (or the tea leaves have passed through a drying process and contain low moisture), the first valve 61 is opened, and the second valve 62 of the branch pipe is closed, so that a small amount of tea leaves in the air outlet 10 The waste heat of the water vapor re-enters the intake pipe 30 and enters the heating furnace 2 for reuse, which can effectively save energy.

The above description makes the preferred embodiment of the present utility model, for those of ordinary skill in the art, under the premise of not departing from the principle of the present utility model, some modifications and improvements can also be made, and these should also be regarded as protection of the present utility model scope.

Claims (7)

1. a backheat height hot air water-removing device assembly, including green-keeping machine (1), heating furnace (2) with will heat up Stove (2) interior steam is delivered to the high tension unit (3) in green-keeping machine (1), and high tension unit (3) includes air inlet Pipe (30), green-keeping machine (1) includes that drum box, described drum box surface are provided with air outlet (10), its feature Being: described air outlet (10) is provided with backwind tube (40), described backwind tube (40) connects air outlet (10) With air inlet pipe (30), described backwind tube (40) is provided with arm (50), and backwind tube is additionally provided with on (40) Control air-flow and enter arm or the valve of air inlet pipe.

Backheat height hot air water-removing device assembly the most according to claim 1, it is characterised in that: described valve Door includes the first valve (61) and the second valve (62), and described first valve (61) is positioned at arm (50) With on the backwind tube (40) between air inlet pipe (30), described second valve (62) is positioned on arm.

Backheat height hot air water-removing device assembly the most according to claim 1, it is characterised in that: heating furnace (2) top connects heating pipe (20), and heating pipe (20) can be connected, also with air inlet pipe (30) Can any position of backwind tube (40) between the first valve to heating pipe be connected.

Backheat height hot air water-removing device assembly the most according to claim 1, it is characterised in that go out described in: Air port (10) is provided with seal closure (4), and seal closure (4) is fitted with drum box outer wall, and seal closure (4) pushes up Portion is communicated with backwind tube (40).

Backheat height hot air water-removing device assembly the most according to claim 4, it is characterised in that: described close Sealing cover (4) top is provided with wind-collecting cover (41), the wind-collecting cover (41) mesa-shaped in hollow, backwind tube (40) Connected with air outlet (10) by wind-collecting cover (41).

Backheat height hot air water-removing device assembly the most according to claim 4, it is characterised in that: described close Sealing cover (4) is hinged with drum box outer wall, and seal closure (4) is additionally provided with the handle (42) of convenient grasping.

Backheat height hot air water-removing device assembly the most according to claim 1, it is characterised in that kill described in: Blue or green machine (1) also includes elevator (7) and feeding mouth, and feeding mouth is positioned at the surface of drum box, feeding mouth Being provided with material bin, material bin is corresponding with elevator (7).