阅读说明：本技术 一种玉米棒自动蒸煮机 (Automatic corn cob cooking machine ) 是由 徐国峰 田鑫 郑尧忠 周斌斌 阮炯君 陈河风 于 2020-06-05 设计创作，主要内容包括：本发明公开了一种玉米棒自动蒸煮机,所述锅体内设有传送带,所述传送带前端对应的锅体顶部设有进料口,所述进料口上设有进料执行机构,所述传送带末端对应的锅体底部设有出料口,所述出料口上设有出料执行机构,还包括通入锅体内的蒸汽管路和喷淋管路,所述锅体内通过蒸汽管路通入加压蒸汽,所述蒸汽管路上设有蒸汽阀组,所述喷淋管路上设有喷淋阀组,所述锅体顶部设有泄气阀组,所述进料执行机构、出料执行机构、传送带、蒸汽阀组、喷淋阀组和泄气阀组均通过PLC控制器控制,所述锅体内设有温度传感器,所述锅体内的蒸汽为加压蒸汽。本发明无需事先预煮,蒸煮效率高,且实现全自动控制,蒸煮效果好,节省人力和设备成本。(The invention discloses an automatic corn cob cooking machine, wherein a conveyor belt is arranged in a pot body, a feed inlet is formed in the top of the pot body corresponding to the front end of the conveyor belt, a feeding execution mechanism is arranged on the feed inlet, a discharge outlet is formed in the bottom of the pot body corresponding to the tail end of the conveyor belt, a discharge execution mechanism is arranged on the discharge outlet, the automatic corn cob cooking machine further comprises a steam pipeline and a spraying pipeline which are introduced into the pot body, pressurized steam is introduced into the pot body through the steam pipeline, a steam valve group is arranged on the steam pipeline, a spraying valve group is arranged on the spraying pipeline, an air release valve group is arranged at the top of the pot body, the feeding execution mechanism, the discharge execution mechanism, the conveyor belt, the steam valve group, the spraying valve group and the air release valve group. The invention does not need pre-cooking in advance, has high cooking efficiency, realizes full-automatic control, has good cooking effect and saves manpower and equipment cost.)

1. The utility model provides an automatic machine of cooking of corn-on-cob, includes the pot body (1), characterized by, be equipped with conveyer belt (2) in the pot body (1), the pot body (1) top that conveyer belt (2) front end corresponds is equipped with feed inlet (11), be equipped with feeding actuating mechanism on feed inlet (11), the pot body (1) bottom that conveyer belt (2) end corresponds is equipped with discharge gate (12), be equipped with ejection of compact actuating mechanism on discharge gate (12), still including steam pipe way (3) and the spray pipe way (4) that let in the pot body (1), let in the pressurized steam through steam pipe way (3) in the pot body (1), be equipped with steam valves (31) on steam pipe way (3), be equipped with on the spray pipe way (4) and spray valves (41), the pot body (1) top is equipped with disappointing valves (5), feeding actuating mechanism, The discharging execution mechanism, the conveyor belt (2), the steam valve group (31), the spraying valve group (41) and the air leakage valve group (5) are all controlled by a PLC controller, and a temperature sensor is arranged in the pot body (1).

2. The automatic corn cob cooking machine as claimed in claim 1, wherein a water inlet pipeline (6) is arranged at the bottom of the pot body (1), a water inlet valve group (61) is arranged on the water inlet pipeline (6), and the water inlet valve group (61) is controlled by a PLC (programmable logic controller).

3. The automatic corn cob cooking machine as claimed in claim 1, wherein a variable frequency transmission speed reducer (21) is connected to the conveyor belt (2).

4. The automatic corn cob cooking machine as claimed in claim 1, wherein a pressure water pump (42) is arranged on the spraying pipeline (4), and the pressure water pump (42) is controlled by a PLC controller.

5. The automatic corn cob cooking machine as claimed in claim 1, wherein the conveyor belt (2) is horizontally arranged, and a photoelectric sensor (13) is arranged in the pot body (1) corresponding to the tail end of the conveyor belt (2).

6. The automatic corn cob cooking machine as claimed in claim 1, wherein the feeding actuating mechanism and the discharging actuating mechanism both comprise electric valves, a sealing assembly is arranged between a valve plate (15) and a valve body (16) of each electric valve, the sealing assembly comprises a sealing strip (151) arranged on the valve plate (15) and a sealing plate (161) arranged on the valve body (16), the sealing plate (161) is matched with the sealing strip (151) in an inclined plane, and the sealing strip (151) is of a hollow wedge-shaped structure as a whole.

7. The automatic corn cob cooking machine as claimed in claim 6, wherein a serrated groove (152) is formed on one side of the sealing strip (151) close to the sealing plate (161).

8. The automatic corn cob cooking machine as claimed in any one of claims 1-7, characterized in that a heat insulation layer is arranged outside the pot body (1).

9. The automatic corn cob cooking machine as claimed in any one of claims 1-7, characterized in that the inside of the pot body (1) is provided with an insulating layer.

10. The automatic corn cob cooking machine as claimed in any one of claims 1-7, wherein the pressure of the pressurized steam reaches 0.3-0.4 MPa.

Technical Field

The invention relates to the technical field of food processing equipment, in particular to an automatic corn cob cooking machine.

Background

The existing corn cob quick-freezing production line generally sequentially comprises equipment for cleaning, blanching, cooking, precooling, quick-freezing and the like, wherein the cooking step comprises blanching and cooking, the blanching is to pre-cook the corn cobs in water, the cooking is to cook the corn cobs by steam under normal pressure, the cooking steps are multiple, corresponding equipment needs to be arranged in each step, the equipment cost is high, the time for cooking the corn cobs is long, and the processing efficiency is low; in addition, the degree of automation of the existing corn cob cooking machine is low, the steps of door opening feeding, door opening discharging, opening and closing of a conveying belt, opening and closing of steam and the like all need manual operation, and meanwhile, the monitoring and the adjustment of the temperature and the pressure in a pot body are also usually adjusted through manual operation, so that the labor cost is high.

For example, a "quick-frozen fresh-eating corn processing line" disclosed in chinese patent literature, whose publication No. CN204350979U, includes a cleaning machine, a blanching machine, a cooking machine, a pre-cooling elevator, a pre-cooling conveyor, a fluorine pre-cooling machine, a quick-freezing elevator, a quick-freezing tunnel and a collecting device; the discharge port of the cleaning machine is communicated with the feed port of the blanching machine, the discharge port of the blanching machine is communicated with the feed port of the cooking machine, the discharge port of the cooking machine is communicated with the feed port of the precooling elevator, and cooling fans are uniformly distributed on the precooling elevator. The utility model is provided with the blanching machine and the cooking machine correspondingly in the blanching and cooking stages, and has the disadvantages of more heating steps, more required equipment, high cost, long cooking time and low processing efficiency; meanwhile, the degree of automation is low, and real-time automatic adjustment cannot be performed according to parameters such as temperature and the like, so that the cost is high.

Disclosure of Invention

The invention aims to overcome the defects of more cooking steps, more required equipment, higher cost and low processing efficiency in the prior art; the automatic corn cob cooking machine has the advantages of being low in automation degree, incapable of controlling processing parameters in real time and poor in cooking effect, integrating an integrated heating step, being high in cooking efficiency, achieving full-automatic control and real-time control of the processing parameters, being good in cooking effect, and saving manpower and equipment cost.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an automatic cooking machine of corn-on-cob, includes the pot body, the internal conveyer belt that is equipped with of pot, the pot body top that the conveyer belt front end corresponds is equipped with the feed inlet, be equipped with feeding actuating mechanism on the feed inlet, the end pot body bottom that corresponds of conveyer belt is equipped with the discharge gate, be equipped with ejection of compact actuating mechanism on the discharge gate, still including letting in the internal steam conduit of pot and spraying the pipeline, the internal pressurized steam that lets in through steam conduit of pot, be equipped with the steam valves on the steam conduit, it sprays the valves to spray to be equipped with on the pipeline, pot body top is equipped with the valves that lose heart, feeding actuating mechanism, ejection of compact actuating mechanism, conveyer belt, steam valves, it all controls through the PLC controller to.

The invention is characterized in that pressurized steam is introduced into a pot body through a steam pipeline to quickly cook corn cobs, the heating time is shortened, simultaneously, the pre-cooking step is omitted, the taste of the corn cobs is ensured, the processing efficiency is improved, when the pressure and the temperature in the pot reach preset values, the introduction of the steam is stopped, when the internal pressure is overlarge, the air is exhausted through an air leakage valve set, after the quick cooking is finished, the air leakage valve set is opened, the steam is completely exhausted, then a spray valve set is opened to cool the corn cobs, and the spraying and cooling are not needed for certain processes, can set for in advance not opening the valves that spray, PLC control opens conveyer belt and ejection of compact actuating mechanism after discharging the shower water, and the corn-on-cob is followed the discharge gate ejection of compact and is followed in the follow-up conveyer.

Preferably, a water inlet pipeline is arranged at the bottom of the pot body, a water inlet valve group is arranged on the water inlet pipeline, and the water inlet valve group is controlled by a PLC (programmable logic controller).

Because there is certain difference in height between feed inlet and the conveyer belt, receive the damage in order to prevent to collide with the conveyer belt when the corn-on-cob whereabouts, before opening the feed inlet, lead to water from pot body bottom, rise to the conveyer belt top with the liquid level for the corn-on-cob falls into the aquatic earlier and obtains the buffering, discharges water before letting in steam, can set up basin and inlet channel intercommunication among the actual conditions, but makes the water cyclic utilization in the basin.

Preferably, the conveyor belt is connected with a variable-frequency transmission speed reducer.

The stepless speed regulation can be realized, the speed regulation precision is high, the automatic control can be realized, and the speed regulation efficiency is high and the range is wide.

Preferably, a pressure water pump is arranged on the spraying pipeline and is controlled by a PLC (programmable logic controller).

By pressurizing the spraying, the spraying cooling effect is increased, and the spraying equipment can also play a cleaning role when the cooking machine stops running.

Preferably, the conveying belt is horizontally arranged, and a photoelectric sensor is arranged in the pot body corresponding to the tail end of the conveying belt.

Set up photoelectric sensor's receiver and transmitter respectively in pot body inner wall both sides, when the feeding, when the corn-on-cob transported to the conveyer belt end, the corn-on-cob sheltered from light, and sensor transmission signal stops to PLC controller control conveyer belt motor stall, guarantees that the most suitable opportunity stops on the conveyer belt.

Preferably, the feeding executing mechanism and the discharging executing mechanism both comprise electric valves, a sealing assembly is arranged between a valve plate and a valve body of each electric valve, each sealing assembly comprises a sealing strip arranged on the valve plate and a sealing plate arranged on the valve body, the sealing plates are matched with the inclined surfaces of the sealing strips, and the sealing strips are integrally of hollow wedge-shaped structures.

Through setting up the electric valve and controlling opening and close of feed inlet and discharge gate fast accurately to set up the leakproofness that seal assembly increased the valve, thereby improved the sealing performance of the pot body, guaranteed highly compressed reliability in the pot, when the valve plate was closed, the sealing strip at valve plate border and the closing plate inclined plane on the valve body cooperate, because the wedge structure of sealing strip, the two is pressed more tightly more, sealing performance when having guaranteed the valve plate and closing, hollow structure has guaranteed the deformability of sealing strip, and save material.

Preferably, one side of the sealing strip close to the sealing plate is provided with a sawtooth groove.

The friction of the sealing strip and the sealing plate is increased by the serrated groove, the compression state between the sealing strip and the sealing plate is guaranteed, a plurality of sealing cavities are formed between the sealing strip and the sealing plate, and the sealing effect is good.

Preferably, a heat insulation layer is arranged outside the pot body.

The pot body has higher surface temperature when in operation, the heat insulation layer is arranged to ensure the safety of workers, the heat insulation layer can be provided with a plurality of layers, and a metal mesh layer is arranged between adjacent heat insulation layers.

Preferably, a heat-insulating layer is arranged in the pot body.

The heat preservation capability of the pot body is improved by arranging the heat preservation layer, so that the heat energy of steam is fully utilized, and the heat preservation layer can be a phenolic resin layer with a hollow structure, so that the heat preservation effect is achieved, and the corrosion resistance is also achieved.

Preferably, the pressure of the pressurized steam is 0.3 to 0.4 MPa.

The corn cob under the pressure range is fast to cook, and can keep the flavor of the corn, and the technical personnel in the field can set the steam pressure value according to the type of the processed corn.

Therefore, the invention has the following beneficial effects: (1) the steps of feeding, discharging, conveying, cooking, spraying, exhausting and the like of the cooking machine are controlled in a centralized and intelligent manner through the PLC, the temperature and the pressure in the pot are controlled, full-automatic processing is realized, real-time adjustment is carried out according to the temperature and the pressure in the pot and other parameter changes, the cooking effect is improved, and the labor cost is greatly reduced; (2) the integrated design realizes the pressure cooking, accelerates the cooking speed, reduces the heating steps, reduces the equipment cost and has high processing efficiency; (3) the bottom water inlet pipeline is arranged to buffer the feeding of the corn cobs, so that the damage to the corn cobs is reduced; (4) the pressurized spraying equipment not only has the function of cooling, but also has the function of cleaning; (5) the stopping of the feeding conveyor belt is accurately controlled by arranging a photoelectric sensor; (6) the sealing performance of the pot body is ensured by arranging the sealing component, and the pressure cooking effect is ensured; (7) through setting up heat preservation and insulating layer assurance heat utilization rate, guarantee staff's safety.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a left side view of fig. 1.

Figure 4 is a schematic view of one configuration of the seal assembly of the present invention.

In the figure: 1. the pot body, 11, the feed inlet, 12, the discharge gate, 13, photoelectric sensor, 14, staircase elevating platform, 15, the valve plate, 151, the sealing strip, 152, serration groove, 16, the valve body, 161, the closing plate, 162, the gland, 2, the conveyer belt, 21, frequency conversion conveying speed reducer, 3, the steam conduit, 31, the steam valves, 4, the spraying conduit, 41, the spraying valves, 42, the pressure water pump, 5, the valves that loses heart, 6, the inlet channel, 61, the valves that intake, 7, the valves that drains.

Detailed Description

The invention is further described with reference to the following detailed description and accompanying drawings.

In the embodiment shown in fig. 1 and 3, an automatic corn cob cooking machine is applied to a quick corn cob production line, the quick corn cob production line comprises a bubble cleaning machine, a raw material lifting machine, a quantitative weighing hopper, a feeding conveyor, an automatic cooking machine, a discharging conveyor, a spray cooling lifting machine, an air cooling precooler and a quick freezing machine which are sequentially arranged, the quick corn cob cooking machine comprises a cylindrical pot body 1 arranged on a rack 17, a horizontal conveying belt 2 is arranged in the pot body 1 along the length direction, the conveying belt 2 is driven by a variable-frequency conveying speed reducer 21, and the variable-frequency conveying speed reducer 21 is controlled by a PLC (programmable logic controller). The 1 top of the pot body corresponds 2 front ends of conveyer belt and is equipped with feed inlet 11, is equipped with feeding actuating mechanism on the feed inlet 11, and pot body bottom corresponds 2 ends of conveyer belt and is equipped with discharge gate 12, is equipped with ejection of compact actuating mechanism on the discharge gate 12, and feeding actuating mechanism and ejection of compact actuating mechanism all include electric valve, and electric valve passes through PLC controller control. As shown in fig. 4, the electric valve is a butterfly valve, and includes a valve plate 15 and a valve seat 16, a sealing assembly is arranged between the valve plate 15 and the valve body 16, the sealing assembly includes a sealing strip 151 arranged on the valve plate 15 and a sealing plate 161 arranged on the valve body 16, two ends of the sealing plate 161 are respectively fixed on the valve body 16 and a gland 162, the sealing plate 161 is in inclined plane fit with the sealing strip 151, the sealing strip 151 is integrally in a hollow wedge structure, and one side of the sealing strip 151 close to the sealing plate 161 is provided with a sawtooth groove. Photoelectric sensors 13 are arranged on the two sides of the pot body 1 corresponding to the tail end of the conveyor belt 2. The pot body 1 is communicated with a steam pipeline 3, the steam pipeline 3 is communicated with the bottom in the pot body 1, a steam valve bank 31 is arranged on the steam pipeline 3, and the steam valve bank 31 is controlled by a PLC. The intercommunication has water intake pipe 6 on the pot body 1, and water intake pipe 6 divide into two the tunnel, is equipped with the valves of intaking 61 all the way and lets in the interior bottom of pot body 1, and another tunnel is equipped with the valves of spraying 41 and the pressure water pump 42 of letting in the interior top of pot body 1 and with the interior pipeline of spraying 4 intercommunications of pot body 1, and the valves of spraying 41 and the valves of intaking 61 all control through the PLC controller. The top of the pot body 1 is provided with an air release valve group 5, and the bottom of the pot body 1 is provided with a drainage valve group 7. As shown in figure 2, the outer side of the pot body 1 is provided with an escalator elevating platform for workers to ascend. The outer wall of the pot body 1 is provided with a heat insulation layer, the heat insulation layer comprises a plurality of glass fiber layers, and adjacent glass fiber layers are separated by a metal net. The inner wall of the pot body is provided with a heat insulation layer which is a phenolic resin layer, and hollow high-temperature ceramic particles are arranged in the phenolic resin layer.

When the cooking machine operates, a water inlet pipeline at the bottom of the pot body is opened, and water is injected into the pot body to a position above the upper surface of the conveying belt; cleaned corn cobs to be cooked are conveyed to a feeding hole through a feeding conveying device, a feeding executing mechanism is opened, a valve plate is opened, a conveying belt is started, the conveying speed of the conveying belt is slightly slower than the conveying speed of the feeding conveying device, the corn cobs fall into water for buffering, then the conveying belt conveys the corn cobs forwards, when the corn cobs at the rightmost end move to a photoelectric sensor to shield light, the conveying belt stops moving, and a drainage valve group starts drainage; when the valve plate is closed, the sealing strip 151 is matched with the inclined plane of the sealing plate 161 and is pressed tightly, and a plurality of sealing cavities are formed between the sawtooth grooves 152 and the sealing plate 161; then, the steam valve bank 31 is opened, pressurized steam is introduced, the pressure in the pot body reaches 0.3-0.4MPa, heating is carried out according to the parameters of corn processing type, pressure, temperature, time and the like set by the process, during the period, the steam valve bank and the pressure relief valve bank are used for air inlet and air outlet in real time to ensure the pressure and the temperature in the pot body, after cooking is finished, the steam valve bank is closed, the pressure relief valve bank is opened and air outlet, the spraying valve bank and a water pump are opened to spray and cool the corn cob, and a worker can not set a spraying step according to the difference of the process and the corn type; then, the discharging execution mechanism is opened, the valve plate is opened, the conveying belt is started, the discharging transmission device is started, and the corn cobs are conveyed to the outside of the pot body from the discharging port. When the cooking machine does not operate, the spraying valve group can be opened to clean the inside of the pot body.

The PLC controller is used for intensively and intelligently controlling the steps of feeding, discharging, conveying, cooking, spraying, exhausting and the like of the cooking machine and controlling the temperature and pressure in the pot, so that full-automatic processing is realized, and the labor cost is greatly reduced; the integrated design realizes the pressure cooking and accelerates the cooking speed, saves the pre-cooking step compared with the prior art, reduces the equipment cost and has high processing efficiency; the bottom water inlet pipeline is arranged to buffer the feeding of the corn cobs, so that the damage to the corn cobs is reduced; the pressurized spraying equipment not only has the function of cooling, but also has the function of cleaning; the stopping of the feeding conveyor belt is accurately controlled by arranging a photoelectric sensor; the sealing performance of the pot body is ensured by arranging the sealing component, and the pressure cooking effect is ensured; through setting up heat preservation and insulating layer assurance heat utilization rate, guarantee staff's safety.