CN215736707U - Box-type intelligent tea fermentation machine - Google Patents
Box-type intelligent tea fermentation machine Download PDFInfo
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- CN215736707U CN215736707U CN202122283044.8U CN202122283044U CN215736707U CN 215736707 U CN215736707 U CN 215736707U CN 202122283044 U CN202122283044 U CN 202122283044U CN 215736707 U CN215736707 U CN 215736707U
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Abstract
The utility model discloses a box-type intelligent tea fermentation machine which comprises a machine shell, an inner box, a temperature and humidity circulating device and a control module, wherein the machine shell is provided with a water inlet and a water outlet; a top air duct is arranged between the top of the inner box and the shell, and side air ducts are arranged between two opposite side surfaces of the inner box and the inner wall of the shell; two side surfaces of the inner box corresponding to the side air channels are provided with circulating air ports; the temperature and humidity circulating device comprises an air inlet fan, a heater, a humidifier, a circulating fan and an air exchange control mechanism; the bottom of the inner box is provided with an air inlet, and outside fresh air enters the inner box through the air inlet after sequentially passing through the heater and the humidifier; the circulating fan is arranged at the top of the inner box, and the air inlet end of the circulating fan is communicated with the inner cavity of the inner box; the air exchange control mechanism is arranged on one of the side air channels and used for opening or closing the side air channel. The utility model realizes the circulation flow of warm and humid air in the casing and the inner box, and is beneficial to improving the fermentation quality of tea in the inner box.
Description
Technical Field
The utility model relates to tea processing equipment, in particular to a box type intelligent tea fermentation machine.
Background
The fermentation of tea leaves refers to a series of oxidation processes of catechins promoted by oxidase enzymes present in cell walls after the inner substances of the tea leaves are subjected to enzymatic reaction, namely biological oxidation, particularly the inner cell walls of the tea leaves are damaged. The color, the aroma and the taste of the fermented tea are changed, and the quality style of the tea is formed. Black tea is a representative of fermented tea, and the fermentation process thereof is also widely studied; the article of the State of research on Black tea fermentation technology of the institute of tea, academy of agricultural sciences, China states that three key elements of Black tea fermentation are temperature, humidity and oxygen content, and influence the color and fragrance of fermented Black tea and the normal oxidation of polyphenols.
In the prior art, tea fermentation processing of most tea manufacturers is still carried out indoors, and is specifically finished according to indoor temperature and humidity natural fermentation. When the natural fermentation method is used, the temperature and humidity of the tea leaves in the whole fermentation process cannot be controlled, the influence of seasons is large, the fermentation quality is unstable, the fermentation speed cannot be controlled, and the quality of the tea leaves and the processing efficiency have a large space for improving. Of course, there are also manufacturers who use fermentation machines to perform fermentation processing, and the fermentation machines are mostly in the form of boxes, drums, belts and the like, and adopt heating wires and spray humidification to control the temperature and humidity of fermentation; although a fermentation machine in the prior art can control the temperature and the humidity within a certain range, the fluctuation of the temperature and the humidity in the whole process is large, the temperature and the humidity can only be kept within a rough range, the air circulation environment in a box body of the fermentation machine is not ideal, most of the air circulation environment is mainly natural circulation, and the fermentation quality and the precision of tea leaves are to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a box-type intelligent tea fermentation machine which realizes the circulating flow of warm and humid air and is beneficial to improving the tea fermentation quality.
The purpose of the utility model is realized by the following technical scheme:
a box-type intelligent tea fermentation machine comprises a machine shell, an inner box arranged in the machine shell, a temperature and humidity circulating device and a control module, wherein multiple layers of material trays for storing tea are arranged in the inner box and are arranged in a vertical direction, and the temperature and humidity circulating device is electrically connected with the control module; the air conditioner is characterized in that a top air duct is arranged between the top of the inner box and the shell, side air ducts are arranged between two opposite side surfaces of the inner box and the inner wall of the shell, and the top air duct is communicated with the side air ducts; two side surfaces of the inner box corresponding to the side air channels are respectively provided with a circulating air port, and the circulating air ports are communicated with the side air channels;
the temperature and humidity circulating device comprises an air inlet fan, a heater, a humidifier, a circulating fan and an air exchange control mechanism; along the flowing direction of air, the heater and the humidifier are sequentially arranged in front of the air supply end of the air inlet fan; the bottom of the inner box is provided with an air inlet which is communicated with the air supply end of the air inlet fan, and outside fresh air enters the inner box through the air inlet after sequentially passing through the heater and the humidifier; the circulating fan is arranged at the top of the inner box, and the air inlet end of the circulating fan is communicated with the inner cavity of the inner box; the air exchange control mechanism is arranged on one of the side air channels and used for opening or closing the side air channel.
The working principle of the box-type intelligent tea fermentation machine is as follows:
firstly, according to preset parameters, under the guidance of a control module, an air inlet fan, a heater, a humidifier and a circulating fan work; the air inlet fan sends in external dry microthermal air to form moist high temperature damp and hot air behind heater and the humidifier, in the air intake through the inner box bottom portion sends into the inner box. At the moment, under the action of the circulating fan, the damp and hot air is promoted to actively flow from bottom to top, a humid and high-temperature environment is formed in the inner cavity of the inner box, and the tea in the material tray is fermented; meanwhile, the circulation fan accelerates the air flow in the inner box, the damp and hot air is discharged to the top air channel after passing through the tea leaves on the multilayer material disc and is mixed with the original dry low-temperature air in the shell, a damp and hot high-temperature environment is further formed in the shell, the mixed damp and hot air enters the inner cavity of the inner box again through the side air channels on the two sides and the circulation air openings on the side surfaces of the inner box, the rapid and efficient circulation air fermentation treatment of the tea leaves in the inner box is realized, and the tea leaves are uniformly fermented. When the operation is appointed or the temperature of the inner cavity of the inner box reaches preset parameters, a lateral air channel is opened through the air exchange control mechanism, air is exhausted, meanwhile, the addition of external fresh air is accelerated, and therefore the purpose of air exchange is achieved.
The oxygen supply assembly is characterized by further comprising an oxygen supply assembly and an oxygen content sensor for detecting the oxygen content; the oxygen content sensor is arranged in the lateral air channel, the oxygen supply end of the oxygen supply assembly is connected with the lateral air channel, and the oxygen content sensor and the oxygen supply assembly are electrically connected with the control module.
According to a preferable scheme of the utility model, the tea leaf temperature detection device further comprises a detection feedback assembly, wherein the detection feedback assembly comprises a material temperature sensor for detecting the temperature of tea leaves and an environment temperature and humidity sensor for detecting the temperature and humidity inside the casing, the material temperature sensor is arranged in the inner box, the environment temperature and humidity sensor is arranged outside the inner box, and the material temperature sensor and the environment temperature and humidity sensor are both electrically connected with the control module.
In a preferred embodiment of the present invention, the air exchange control mechanism includes an exhaust fan, the exhaust fan is disposed at an opening at the top of the side air duct, and the exhaust fan is electrically connected to the control module.
Preferably, the ventilation control mechanism further comprises an electric air valve, and the electric air valve is arranged at the top opening of the side air duct.
According to a preferred scheme of the utility model, the bottom parts of the shell and the inner box are provided with humidifying shells, the humidifier is arranged in the humidifying shell, and the humidifier is arranged corresponding to the air inlet at the bottom part of the inner box; and the air supply end of the air inlet fan is communicated with the humidifier.
Preferably, the humidifier is an ultrasonic humidifier. Of course, other types of humidifiers may be used, as well, with reference to the prior art.
According to a preferred scheme of the utility model, the heater comprises a shell and a heating wire, wherein the heating wire is arranged in the shell; one side of the shell is communicated with the air supply end of the air inlet fan, and the other end of the shell is communicated with the humidifier.
Preferably, the air intake fan and the heater are arranged at the top of the casing, the casing is communicated with the humidifier through an air intake pipe, and the air intake pipe is arranged in the side air channel.
According to a preferable scheme of the utility model, two side surfaces of the inner box corresponding to the side air channels are respectively provided with an air equalizing plate; the air-distributing plate is provided with a plurality of circulating air inlet groove groups, the plurality of groups of circulating air inlet grooves are arranged at equal intervals along the vertical direction, the plurality of circulating air inlet groove groups form the circulating air port, and the number of the circulating air inlet grooves in each circulating air inlet groove group is sequentially reduced along the direction from top to bottom.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model realizes the circulation flow of warm and humid air in the casing and the inner box, and is beneficial to improving the fermentation quality of tea in the inner box.
2. Through circulating fan's setting, realize the warm and humid wind in the inner box and carry out initiative circulation and handle to the circulated air pierces through the tealeaves material, is favorable to reducing the stirring to tealeaves among the fermentation process, further improves the fermentation efficiency and the quality of tealeaves.
Drawings
Fig. 1-3 are schematic structural diagrams of one embodiment of the box-type intelligent tea fermentation machine, wherein fig. 1 is a front view, fig. 2 is a side view, and fig. 3 is a front view of an air equalizing plate.
Fig. 4 is a schematic view of a PID structure, in which the controlled objects in the figure are an air intake fan, a heater, a humidifier, a circulation fan, an exhaust fan, an electric air valve, and the like.
Detailed Description
The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
Referring to fig. 1-2, the box-type intelligent tea fermentation machine of the embodiment includes a machine shell 22, an inner box 23 disposed in the machine shell 22, a temperature and humidity circulation device, and a control module, wherein a plurality of layers of material trays 13 for storing tea are disposed in the inner box 23, the plurality of layers of material trays 13 are arranged at equal intervals along a vertical direction, and the temperature and humidity circulation device is electrically connected to the control module. A top air duct 19 is arranged between the top of the inner box 23 and the casing 22, side air ducts 18 are arranged between two opposite side surfaces of the inner box 23 and the inner wall of the casing 22, and the top air duct 19 is communicated with the side air ducts 18; and two side surfaces of the inner box 23 corresponding to the side air duct 18 are respectively provided with a circulating air port, and the circulating air ports are communicated with the side air duct 18.
Referring to fig. 1-2, the temperature and humidity circulating device of the present embodiment includes an air intake blower 8, a heater, a humidifier 15, a circulating blower 7, and an air exchange control mechanism; along the flowing direction of the air, the heater and the humidifier 15 are sequentially arranged in front of the air supply end of the air inlet fan 8; the bottom of the inner box 23 is provided with an air inlet 21, the air inlet 21 is communicated with the air supply end of the air inlet fan 8, and outside fresh air enters the inner box 23 through the air inlet 21 after sequentially passing through the heater and the humidifier 15; the circulating fan 7 is arranged at the top of the inner box 23, and the air inlet end of the circulating fan 7 is communicated with the inner cavity of the inner box 23; the air change control mechanism is arranged on one of the side air ducts 18 and is used for opening or closing the side air duct 18.
Referring to fig. 1-2, the fermentation machine of the present embodiment further includes an oxygen supply assembly and an oxygen content sensor 1 for detecting the oxygen content; the oxygen content sensor 1 is arranged in a side air duct 18, an oxygen supply end of the oxygen supply assembly is connected with the side air duct 18, and the oxygen content sensor 1 and the oxygen supply assembly are electrically connected with the control module. In this embodiment, the oxygen supply assembly includes oxygen supply equipment, oxygen supply pipe 17 and the oxygen supply solenoid valve 12 of setting on oxygen supply pipe 17, oxygen supply equipment sets up in the casing 22 outside, and oxygen supply pipe 17 one end is connected with oxygen supply equipment, and the other end (oxygen supply end) sets up inside casing 22 and communicates with lateral part wind channel 18. The oxygen content of the side air channel 18 is detected through the oxygen content sensor 1, so that the oxygen content of circulating air in the inner box 23 and the shell 22 is monitored in real time and fed back to the control module, the oxygen supply electromagnetic valve 12 is timely regulated and controlled through the control module, the tea is ensured to be fermented in the best oxygen content environment, and the fermentation quality of the tea is effectively improved.
Referring to fig. 1-2, the ventilation control mechanism comprises an exhaust fan 4, the exhaust fan 4 is provided with a top opening of a side air duct 18, and the exhaust fan 4 is electrically connected with the control module. Through the setting of exhaust fan 4, realize the control that opens and shuts of lateral part wind channel 18 to can also be through rotational speed control exhaust speed, thereby control circulation speed of taking a breath, improve the flexibility of taking a breath. Meanwhile, the ventilation control mechanism of the present embodiment further includes an electric air valve 5, and the electric air valve 5 is disposed at the top opening of the side air duct 18. Through the setting of electronic blast gate 5, realize the control of opening and shutting to lateral air duct 18, also can control the speed of taking a breath through the angle of opening of electronic blast gate 5 simultaneously, can also with exhaust fan 4 cooperation operation, further improve the flexibility of taking a breath.
Referring to fig. 1-2, a humidifying cabinet 20 is disposed at the bottom of the cabinet 22 and the inner box 23, the humidifier 15 is disposed in the humidifying cabinet 20, and the humidifier 15 is disposed corresponding to the air inlet 21 at the bottom of the inner box 23; and the air supply end of the air inlet fan 8 is communicated with the humidifier 15.
Referring to fig. 1-2, in the present embodiment, the humidifier 15 is an ultrasonic humidifier 15. Of course, other types of humidifiers 15 may be used, as well, with reference to the prior art. The protection of the humidifier 15 is facilitated by the provision of the humidifier housing 20 for the installation and fixation of the humidifier 15. The heater of the embodiment comprises a shell 16 and a heating wire 9, wherein the heating wire 9 is arranged in the shell 16; one side of the shell 16 is communicated with the air supply end of the air inlet fan 8, and the other end of the shell is communicated with the humidifier 15. In this embodiment, an air inlet temperature sensor 10 is further disposed in the housing 16, and is used for detecting the temperature of the fresh air, so as to monitor the temperature of the fresh air and control the heater.
Referring to fig. 1-2, the air intake blower 8 and the heater are disposed on the top of the casing 22, and the casing 16 and the humidifier 15 are communicated through an air intake pipe 11, and the air intake pipe 11 is disposed in the side air duct 18. Through the setting of intake pipe 11, realize being connected of air inlet fan 8, heater and humidifier 15 to realize sending into and heating humidification processing of new trend. Further, in the present embodiment, the humidifier 15 disposed on the humidifying housing 20 specifically includes components such as a water replenishing pipeline, a waterproof pipeline, and a water tank; in practical application, specifically, the end of the air inlet pipe 20 is extended into the water tank of the humidifier 15, so that the water mist generated under the action of the humidifier 15 is mixed with dry high-temperature air, and finally, hot and humid air is formed and enters the inner tank 23.
Referring to fig. 1-3, the two side surfaces of the inner box 23 corresponding to the side air ducts 18 are provided with air equalizing plates 14; the air-equalizing plate 14 is provided with a plurality of circulating air inlet groove groups 24, the plurality of groups of circulating air inlet grooves are arranged at equal intervals along the vertical direction, the circulating air inlets are formed by the plurality of circulating air inlet groove groups 24, the number of the circulating air inlet grooves in each circulating air inlet groove group 24 is sequentially reduced along the direction from top to bottom, and each circulating air inlet groove group 24 is arranged corresponding to the material tray 13 on each layer in the inner box 23. Since the width of the side air duct 18 in this embodiment is consistent from top to bottom, that is, the cross-sectional areas of the vertical parts of the side air duct 18 are equal, in the air circulation process, the flow of air in the side air duct 18 gradually decreases from top to bottom, that is, the flow rate of air above the side air duct 18 is fast, and the flow rate of air below the side air duct 18 is slow, so that the air volume of air above the side air duct 18 entering the inner box 23 is small, or even cannot enter the inner box 23, and the air volume of air below the side air duct 18 entering the inner box 23 is large, which finally affects the air circulation condition. By arranging the air equalizing plate 14, the number of the circulating air inlet grooves on each layer is gradually decreased, the air quantity entering the inner box 23 in a circulating manner is uniformly distributed, the uniformity of the air quantity entering each layer of material tray 13 of the inner box 23 is favorably ensured, the uniform circulation of the air quantity is effectively improved, and the tea fermentation quality is improved.
Referring to fig. 1, in the present embodiment, the circulating air inlet slot of the air equalizing plate 14 is disposed obliquely downward, which can be referred to as an air equalizing plate 14 in the prior art. In addition, the inside opening of circulation air inlet groove in this embodiment is towards the bottom of inner box 23 material dish 13 to be favorable to improving circulation wind and getting into behind the inner box 23 from bottom to top and acting on the tealeaves.
Referring to fig. 1-2, the fermentation machine of this embodiment further includes a detection feedback assembly, and this detection feedback assembly includes a material temperature sensor 2 for detecting the temperature of tea and an environment temperature and humidity sensor 6 for detecting the temperature and humidity inside the casing 22, the material temperature sensor 2 is disposed in the inner box 23, the environment temperature and humidity sensor 6 is disposed outside the inner box 23, and the material temperature sensor 2 and the environment temperature and humidity sensor 6 are both electrically connected to the control module. Specifically, the ambient temperature and humidity sensor 6 in this embodiment is disposed in the top air duct 19.
In the fermentation machine operation in-process, material temperature sensor 2 monitors and feeds back the temperature in the 23 internal environment of inner box, and environment temperature and humidity sensor 6 monitors and feeds back the inside humiture of casing 22, combines simultaneously oxygen content sensor 1's control realizes the feedback regulation to heater, humidifier 15 and the oxygen suppliment subassembly in the fermentation machine through control module to for the fermentation of tealeaves provides superior environment, effectively improve the humiture and the oxygen content of fermentation environment, and then be favorable to the quality of tealeaves fermentation.
Referring to fig. 4, specifically, as for the control of the heater, the output power of the heating wire 9 is adjusted using PID closed-loop control of the duty ratio of the heating wire 9. PID regulation to set the fermentation temperature t0To a target, ambient temperature t1(ambient temperature and humidity)Detected by the sensor 6) as feedback, to calculate a difference t0－t1The output duty ratio of the heater 9 is calculated by substituting e (t) in the following equation, and the output power is controlled.
Referring to fig. 4, for the control of the humidifier 15, the output power of the ultrasonic humidifier 15 is adjusted using PID closed-loop control of the ultrasonic humidifier 15 duty cycle. PID regulation to set the relative humidity p0To target, the ambient relative humidity p1(detected by the ambient temperature/humidity sensor 6) as feedback, a difference p is calculated0－p1The output duty ratio of the ultrasonic humidifier 15 is calculated by substituting e (t) in the following equation, and the output power is controlled.
The above calculation formula of the control process of the heater and humidifier 15 is as follows:
where u (t) is the output, i.e., the output power of the heater 9 and the humidifier 15. KpAs a scaling factor, affecting the slope of the current detection value to a target value, e (T) as a feedback error, TtPeriodically adjusting u (t) output for an integral time constant according to the feedback error value and the time constant to enable the output power to be close to the power required by the target value; t isDThe differential time constant is the working hysteresis of the heating wire 9 and the humidifier 15, the temperature and the humidity still rise after the stop action, the differential parameter influences the advance of the stop action, and the stop time is predicted. K in the above formulap、Tt、TDThe calculation parameters are set according to different use environments and actual conditions, and the setting can be adjusted by depending on experience.
Regarding the control of the oxygen content, the control is realized by using methods of ventilation and oxygen addition. Specifically, when the oxygen content q is set0Less than or equal to 21 percent and the ambient temperature t1And ambient relative humidity p1When the conditions for starting the exhaust fan 4 and the electric air valve 5 are reached, the exhaust fan 4 and the electric air valve 5 are operated at intervals. The exhaust fan 4 is operated, the electric air valve 5 is opened, addExternal fresh air is quickly introduced to supplement the interior of the machine shell 22, so that the oxygen content q in the machine shell 22 is ensured1The concentration is maintained at 21 percent.
When the oxygen content q is set0And when the concentration is more than 21 percent, a fuzzy control mode is used. When the enclosure 22 contains oxygen q1< oxygen loading value qAdding(setting oxygen content q)0Deviation from oxygen loading qAdding) At the same time, the oxygen supply solenoid valve 12 is opened at intervals. When the enclosure 22 contains oxygen q1> oxygen unloading value qUnloading(setting oxygen content q)0+ oxygen unload upper deviation-oxygen unload value qUnloading) At this time, the oxygen supply solenoid valve 12 is closed. When the oxygen supply electromagnetic valve 12 acts at intervals, oxygen is added into the casing 22, and the oxygen and air are required to be uniformly mixed through the circulating fan 7, so that the uniform oxygen content in the whole casing 22 is ensured; after mixing for a while, the oxygen content q in the housing 2 is compared again1And oxygen unload value qUnloadingAnd judging whether the oxygen supply electromagnetic valve 12 needs to be opened continuously or not.
Furthermore, intelligent and accurate control can be realized by inputting various tea fermentation process categories into the system in advance. For example, each process category includes 25 segment processes, the switching of each segment process is controlled according to the set segment process time, and each segment process time can set different temperatures, humidities, oxygen contents and operation modes of the air inlet, air outlet and circulating fans 7 according to different materials and processing processes.
Referring to fig. 1, in the present embodiment, an electrical control box 3 is provided outside the housing 22, and the control module and the related circuit devices are disposed in the electrical control box 3.
Referring to fig. 1-3, the working principle of the box-type intelligent tea fermentation machine of the embodiment is as follows:
firstly, according to preset parameters, under the guidance of a control module, an air inlet fan 8, a heater, a humidifier 15 and a circulating fan 7 work; the air intake fan 8 sends in the low temperature air of external drying to form moist hot air of high temperature behind heater and humidifier 15, send into inner box 23 through the air intake 21 of inner box 23 bottom. At the moment, under the action of the circulating fan 7, the damp and hot air is promoted to actively flow from bottom to top, a humid and high-temperature environment is formed in the inner cavity of the inner box 23, and the tea in the material tray 13 is fermented; meanwhile, the air flow in the inner box 23 is accelerated by the operation of the circulating fan 7, the damp and hot air is discharged to the top air duct 19 after passing through the tea leaves on the multilayer material tray 13 and is mixed with the original dry low-temperature air in the casing 22, a damp and hot high-temperature environment is further formed in the casing 22, the mixed damp and hot air enters the inner cavity of the inner box 23 again through the side air ducts 18 at the two sides and the circulating air inlet duct group 24 at the side surface of the inner box 23, the rapid and efficient circulating air fermentation treatment of the tea leaves in the inner box 23 is realized, and the tea leaves are uniformly fermented. When the operation is specified or the temperature of the inner cavity of the inner box 23 reaches preset parameters, one side air channel 18 is opened through the air exchange control mechanism, specifically, the exhaust air fan 4 and the electric air valve 5 can be started at intervals to realize air exhaust and air exchange, and the addition of outside fresh air is accelerated while air is exhausted, so that the aim of air exchange is achieved.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (10)
1. A box-type intelligent tea fermentation machine comprises a machine shell, an inner box arranged in the machine shell, a temperature and humidity circulating device and a control module, wherein multiple layers of material trays for storing tea are arranged in the inner box and are arranged in a vertical direction, and the temperature and humidity circulating device is electrically connected with the control module; the air conditioner is characterized in that a top air duct is arranged between the top of the inner box and the shell, side air ducts are arranged between two opposite side surfaces of the inner box and the inner wall of the shell, and the top air duct is communicated with the side air ducts; two side surfaces of the inner box corresponding to the side air channels are respectively provided with a circulating air port, and the circulating air ports are communicated with the side air channels;
the temperature and humidity circulating device comprises an air inlet fan, a heater, a humidifier, a circulating fan and an air exchange control mechanism; along the flowing direction of air, the heater and the humidifier are sequentially arranged in front of the air supply end of the air inlet fan; the bottom of the inner box is provided with an air inlet which is communicated with the air supply end of the air inlet fan, and outside fresh air enters the inner box through the air inlet after sequentially passing through the heater and the humidifier; the circulating fan is arranged at the top of the inner box, and the air inlet end of the circulating fan is communicated with the inner cavity of the inner box; the air exchange control mechanism is arranged on one of the side air channels and used for opening or closing the side air channel.
2. The box-type intelligent tea fermentation machine according to claim 1, further comprising an oxygen supply assembly and an oxygen content sensor for detecting oxygen content; the oxygen content sensor is arranged in the lateral air channel, the oxygen supply end of the oxygen supply assembly is connected with the lateral air channel, and the oxygen content sensor and the oxygen supply assembly are electrically connected with the control module.
3. The box-type intelligent tea fermentation machine according to claim 1, further comprising a detection feedback assembly, wherein the detection feedback assembly comprises a material temperature sensor for detecting the temperature of the tea and an environment temperature and humidity sensor for detecting the temperature and humidity inside the casing, the material temperature sensor is arranged in the inner box, the environment temperature and humidity sensor is arranged outside the inner box, and the material temperature sensor and the environment temperature and humidity sensor are both electrically connected with the control module.
4. The box-type intelligent tea fermentation machine according to claim 1, wherein the ventilation control mechanism comprises an exhaust fan, the exhaust fan is provided with a top opening of the side air duct, and the exhaust fan is electrically connected with the control module.
5. The box-type intelligent tea fermentation machine according to claim 4, wherein the ventilation control mechanism further comprises an electric air valve, and the electric air valve is arranged at the top opening of the side air duct.
6. The box-type intelligent tea fermentation machine according to claim 1, wherein a humidifying shell is arranged at the bottom of the shell and the inner box, the humidifier is arranged in the humidifying shell, and the humidifier is arranged corresponding to the air inlet at the bottom of the inner box; and the air supply end of the air inlet fan is communicated with the humidifier.
7. The box-type intelligent tea fermentation machine according to claim 1 or 6, wherein the humidifier is an ultrasonic humidifier.
8. The box-type intelligent tea fermentation machine according to claim 6, wherein the heater comprises a housing and a heater disposed within the housing; one side of the shell is communicated with the air supply end of the air inlet fan, and the other end of the shell is communicated with the humidifier.
9. The box-type intelligent tea fermentation machine according to claim 8, wherein the air intake fan and the heater are arranged at the top of the machine shell, and the shell is communicated with the humidifier through an air intake pipe which is arranged in the side air duct.
10. The box-type intelligent tea fermentation machine according to claim 1, wherein the inner box is provided with air equalizing plates on two sides corresponding to the side air ducts; the air-distributing plate is provided with a plurality of circulating air inlet groove groups, the plurality of groups of circulating air inlet grooves are arranged at equal intervals along the vertical direction, the plurality of circulating air inlet groove groups form the circulating air port, and the number of the circulating air inlet grooves in each circulating air inlet groove group is sequentially reduced along the direction from top to bottom.
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| CN202122283044.8U CN215736707U (en) | 2021-09-18 | 2021-09-18 | Box-type intelligent tea fermentation machine |
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| CN202122283044.8U CN215736707U (en) | 2021-09-18 | 2021-09-18 | Box-type intelligent tea fermentation machine |
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| CN215736707U true CN215736707U (en) | 2022-02-08 |
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