CN206150342U - Fruit vegetables are reinforceed heat and swash device of handling - Google Patents

Abstract

The utility model discloses a fruit vegetables are reinforceed heat and swash device of handling, including the sharp pond of heat, the both ends top in the sharp pond of heat do not is equipped with throws the thing mouth and receives the thing mouth, and the transmission band is established to the lower part, and bubble generator and heater are established to the transmission band downside, bubble generator is connected with the compression fan, and the input of compression fan communicates with the gas collecting channel again, the heater is connected with the PID controller of establishing in hot sharp pond outside, and the input and the temperature probe of PID controller are connected, and temperature probe fixes inside heat swashs the pond, the surface of transmission band is connected with the flexibility and drives the ware. Use the device and carry out the intensive hot method of handling that swashs of fruit vegetables, including adding water, set for parameter, heating, regulation gas transmission volume, just can drop into resolute vegetables after that and heat up sharp the processing. The heat convection between fruit vegetables and the hot water has been reinforceed to this device, but does not receive mechanical damage, even, the sharp continuous batch production efficiency of high quality height of heat of fruit vegetables surface temperature in the resolute vegetables water in suspension of messenger.

Description

A kind of fruits and vegetables strengthen the device of Heat thermostability

Technical field

The utility model is related to a kind of postharvest technology of fruits and vegetables, and in particular to a kind of device of fruits and vegetables Heat thermostability.

Background technology

Carry out temperature activation and process in postharvest fruit and vegetable to improve storage quality during fruit vegetables storing, delaying and suppress Generation, prolongation fruit vegetables storing period and the shelf life for damaging to plants caused by sudden drop in temperature, and then improve commercial value.Heat thermostability as physical treatment one Kind, its is nontoxic, without chemical contamination and residual, it is safe and easy to operate the advantages of receive experts and scholars both domestic and external Be widely recognized as.In terms of the achievement for working out now, Heat thermostability is reduced or slows down the processing mode for damaging to plants caused by sudden drop in temperature to be had：Hot-air, Vapours, hot-water soak and infrared ray or microwave treatment etc..And by it is commonly used be hot-air and hot-water soak both.Before Person is processed in closed interior, and the latter is carried out in the hot water, and wherein hot water treatment heat-transfer effect is more preferably using also more commonly. The above various process is required for applicable equipment and appropriate method.

The postharvest fruit and vegetable of prior art carries out hot water treatment, and its effective temperature is generally 35～60 DEG C, the time at several seconds extremely A few houres.Common hot water treatment is carried out generally in constant water bath box, is made in water bath by electrically heated mode in advance Water reaches default treatment temperature and keeps constant, then need to fruits and vegetables to be processed insert constant water bath box until reaching set Process time fruits and vegetables are taken out.Generally fruit is immersed in the water using mechanical means, causes fruits and vegetables to be damaged by external force, fruit Between collsion damage etc. easily cause the unnecessary mechanical damage of fruits and vegetables and affect the quality and quality of fruits and vegetables.And prior art As be in the disposable batch input water-bath by fruits and vegetables, while fruit piles up the bath temperature and heat transfer effect for all affecting hot water treatment Really, actual hot water treatment temperature is less than the treatment temperature for reaching in advance, and the temperature and time of such Heat thermostability is just inaccurate And temperature fluctuation is larger, the Heat thermostability of fruits and vegetables continuous heat shock not under steady temperature in addition affects heat-transfer effect, does not reach Expected Heat thermostability effect.Therefore, pole is necessary the device for designing heat-transfer effect during a optimization hot water treatment, and this is right Preconditioning technique has potential value before fruits and vegetables storage.

Utility model content

The purpose of this utility model be overcome prior art fruits and vegetables be heat-treated can not automatically control, temperature fluctuation is big, pass Heat is uneven, fruits and vegetables grazing damages the defects such as many, there is provided a kind of energy is continuous, reduce the heat shock device of collision, timing and constant temperature.

The purpose of this utility model is achieved through the following technical solutions：

A kind of fruits and vegetables strengthen the device of Heat thermostability, including heat shock pond, and the right-hand member top in heat shock pond is provided with throwing thing mouth, left end Top is provided with receipts thing mouth；The bottom in heat shock pond is provided with horizontal transmission belt, and the right-hand member at transmission belt downside position is fixed with bubble Generator, left end fix having heaters；Bubble generator passes through the output of pipeline and the compression fan being fixed on outside heat shock pond End connection, the input Jing collecting pipes of compression fan are connected with the gas skirt for covering on heat shock pond top；Heater be located at heat The output end connection of the PID controller outside sharp pond, the input of PID controller is connected with temp probe, and temp probe is fixed Position of the left end on the upside of transmission belt in heat shock pond；The surface connection of transmission belt is flexible to drive device.

Fruits and vegetables haul oneself willingly into thing mouth and add heat shock pond, are taken out by receipts thing mouth.Add water the height for making water level reach requirement in heat shock pond Degree, is heated by the PID controller control heater of setup parameter to water, and actual water temperature is detected by temp probe and fed back To PID controller；Start compression fan and bubble is poured into change and adjust from bottom to the water in heat shock pond by bubble generator The mean specific gravity of water, reaching makes fruits and vegetables that suspended state is in water.Air-flow Jing after penetrating in water carries heat, the gas Stream by gas skirt back again compressed blower fan recharge to heat shock pond to avoid thermal loss；The transmission belt revolution of horizontal setting and band Dynamic flexibility is driven device and from thing mouth is thrown progressively drives the fruits and vegetables in suspended state to thing mouth is received, and adjusts the time of PID controller Parameter makes this process of driveing to complete the heat shock requirement of fruits and vegetables；Flexibility drives device for excessive resistance can be scratched backward automatically Song, can avoid rigid promotion from causing fruits and vegetables to damage.

Preferred version, the leading flank in heat shock pond, or trailing flank, or leading flank and trailing flank be provided with observation window, observation window is used Transparent material is made, and its periphery has sealing device；There is height of water level scale on observation window.

Preferred version, above heater and bubble generator, has catch net to be isolated with transmission belt, and catch net is net Grating texture or array cavernous structure.Catch net has concurrently and promotes bubble in whole heat shock pool inner water to disperse and tend to uniform work( Energy.

Preferred version, the bottom for throwing thing mouth and the bottom for receiving thing mouth are all arcuate structure, and arcuate structure is towards in heat shock pond Portion.

Preferred version, bubble generator is furnished with the regulating valve for adjusting air inflow.Regulating valve is by adjusting air inflow to adjust The mean specific gravity of water.

Preferred version, transmission translator is furnished with speed setting unit.

Preferred version, heater is electric heater or steam heater.

Preferred version, bubble generator is made using porous media, or makes in appendix batch setting aperture.

A kind of device of employing any of the above-described Heat thermostability carries out the method that fruits and vegetables strengthen Heat thermostability, its core feature Be, using fill in water into bubble with change water mean specific gravity so that fruits and vegetables in water in half floating or suspended state, Use and avoid grazing from damaging, while the time of Reasonable Regulation And Control temperature and flow process is rightly carried out with reaching to different fruits and vegetables Corresponding Heat thermostability.Its operating process is comprised the following steps：

1), appropriate water is poured into toward in heat shock pond, for needed for heat shock, how many water yields can be by the height of water level of observation window Scale determines.

2), switch on power, open PID controller, the heat-shock temperature reached required for setting；The temperature for treating water reaches setting Value simultaneously arranges the time for wanting Heat thermostability after tending towards stability.

3) transmission belt, is started, fruits and vegetables is transplanted on into receipts from throwing thing mouth successively to drive device using flexibility during commencement of commercial operation Thing mouth.

4), the fruits and vegetables for carrying out Heat thermostability will be needed continuously and equably puts into and carry out in heat shock pond heat shock；Period, pass through Adjust valve regulation air bubble ratio or content so that air bubble is slightly below or close to fruit with the averag density of aqueous mixtures Vegetable density, density fluctuates in the range of fruits and vegetables density positive and negative 5% in heat shock pond so that fruits and vegetables follow the change of density and in heat shock Rolling is moved up and down in pond, fruits and vegetables is understood by observation window and is drifted along state, adjusting the flow of compression fan makes fruits and vegetables to suspend In underwater, the fruits and vegetables for putting into is suspended in water without external force or is sunk slightly, be reduced or avoided The damage that mechanical external force and fruits and vegetables interaction force are caused to it；Using bubble natural buoyancy lift and bubble and water it Between relative motion strengthening the heat convection effect of fruit and vegetable surfaces so that fruit and vegetable surfaces temperature is more uniformly distributed, and reduces because passing The phenomenon that local heat shock is not enough or local heat shock is excessive that heat is bad and produces, improves overall heat shock effect.

5), on schedule, heat shock terminates, fruits and vegetables be transmitted the flexibility of band drive device push to receipts thing mouth, you can take out Fruits and vegetables.

The beneficial effects of the utility model are：

1st, fruits and vegetables can suspend in water without external force, reduce the damage of mechanical external force and fruits and vegetables interaction force to it Wound；

2nd, the flow of compression fan is adjusted to adjust to fruits and vegetables buoyancy, make fruits and vegetables to be suspended in underwater；

3rd, heating amount is adjusted using PID controller, it is ensured that the temperature stabilization in heat shock pond；

4th, using bubble nature buoyancy lift, strengthen heat convection so that fruit and vegetable surfaces temperature is more uniformly distributed, reduce localized heat Swash not enough or heat shock excessively, improve overall heat shock effect；

5th, the hot gas of upper row is reclaimed in input heat shock pond, reduces impact of the outer suction fresh air to temperature in pond, also Energy loss can be reduced；

6th, catch net has concurrently and promotes bubble in whole heat shock pool inner water to disperse and tend to uniform function；

7th, suitable for various fruits and vegetables；

8th, continuous production, efficiency and yield height.

Description of the drawings

Accompanying drawing 1 is a kind of principle schematic of embodiment device structure of the present utility model.

In figure, heat shock pond 1；Throw thing mouth 11；Receive thing mouth 12；Gas skirt 13；Transmission belt 2；Flexibility drives device 21；Bubble occurs Device 3；Pipeline 31；Regulating valve 32；Heater 4；Catch net 5；Compression fan 6；Collecting pipe 61；PID controller 7；Temp probe 71；Observation window 8；Height of water level scale 81.

Specific embodiment

Below in conjunction with the accompanying drawings the utility model is further described with specific embodiment.

Embodiment 1：

The density of steam water interface is equal to the weighted average of hot water density and bubble density in heat shock pond, and weight is respective Percent by volume, the averag density of steam water interface controlled in the fruits and vegetables density less than Heat thermostability.By controlling heat shock pond In density be slightly below fruits and vegetables density so that a kind of Heat thermostability method that fruits and vegetables can decline naturally in pond.Such as Fig. 1 institutes Show, a kind of fruits and vegetables strengthen the device of Heat thermostability, including heat shock pond 1, the right-hand member top in heat shock pond 1 is provided with throwing thing mouth 11, left end Top is provided with receipts thing mouth 12, and the bottom for throwing thing mouth 11 and the bottom for receiving thing mouth 12 are all arc-shaped structure, and arc-shaped structure is all Towards the inside in heat shock pond 1.The bottom in heat shock pond 1 is provided with horizontal transmission belt 2, and the right-hand member at the downside position of transmission belt 2 is fixed There is bubble generator 3, left end to fix having heaters 4, above heater 4 and bubble generator 3, have catch net 5 with transmission Band 2 is isolated, and catch net 5 is fenestral fabric or array cavernous structure, and catch net 5 has concurrently and promotes in whole heat shock pond 1 in water Bubble disperses and tends to uniform function.Bubble generator 3 is by pipeline 31 and the compression fan 6 being fixed on outside heat shock pond 1 Output end connection, the input Jing collecting pipes 61 of compression fan 6 connect with the gas skirt 13 for covering on the top of heat shock pond 1, gas Bubble generator 3 be serially connected with adjust air inflow regulating valve 32, regulating valve 32 to use using stop valve is more convenient, regulating valve 32 By adjusting air inflow to adjust the mean specific gravity of water.The output end of heater 4 and the PID controller 7 being located at outside heat shock pond 1 Connection, the input of PID controller 7 is connected with temp probe 71, and temp probe 71 is fixed on the left end of heat shock pond 1 near transmission belt The position of 2 upsides；The system that PID controller 7 is applied to high-acruracy survey control, can be according to the automatically derived optimal control of controlled device Parameter processed.The surface connection of transmission belt 2 is flexible to drive device 21, and flexibility drives device 21 to be made up of sheet rubber, sheet rubber 21 Lower end is fixedly connected with transmission belt 2, and upper end is cantilever position, and upper end, slightly toward right-hand member inclination, inclined angle is chosen as 10 ～30 °, why to the right (i.e. backward) incline, there is an oblique upper left component when allowing for driveing fruits and vegetables.Heat shock pond 1 Leading flank is provided with the observation window 8 of rectangle structure, and observation window 8 is made with transparent material, through observation window 8 it is observed that heat shock The whole multidate information of the fruits and vegetables from top to bottom of pond 1, the periphery of observation window 8 is lined with the rubber weather strip of same rectangular shape simultaneously Fastening, to constitute sealing device；There is height of water level scale 81 on observation window.

The present embodiment, as regulating valve 32, is because that stop valve has the change of valve seat port and flap row using stop valve The characteristics of journey is directly proportional, this proportionate relationship is highly suitable for the regulation to flow, and secondly, in equipment downtime, stop valve can To turn off path, prevent the water in heat shock pond from pouring in down a chimney into compression fan 6.

The motor of transmission belt 2 is furnished with speed setting unit, and motor is fixed on outside heat shock pond, and motor shaft is by heat shock pool wall Sealing device be connected with the belt shaft of transmission belt.

Heater 4 is electric heater, and circulating pump is matched somebody with somebody in heat shock pond 1, and the input port of circulating pump is arranged on electric heater Near, can so be conducive to the surface of electric heater by convection heat transfer' heat-transfer by convection, so as to reduce the thermograde inside electric heater, follow The delivery outlet of ring pump is located at throwing thing mouth 11 nearby or below gas skirt 13, if it is necessary, can arrange in delivery outlet bottom filtering Net.

Bubble generator 3 is made using porous media, and the present embodiment is made using large aperture powdered metallurgical material (ceramics). Ceramic material can prevent pressure, and very big water does not pour in down a chimney, and is at most to have permeated, and this can be what is avoided in normal work.Gas Bubble generator can also be adopted and made in appendix batch setting aperture, but be accomplished by increasing in the port of export of compression fan 6 like that If check-valves brings up to compression fan installation site in heat shock pond 1 on peak level, in order to avoid flow backwardses.

Fruits and vegetables haul oneself willingly into thing mouth 11 and add heat shock pond 1, are taken out by receipts thing mouth 12.Add water in heat shock pond 1 make water level reach will The height asked, controls heater 4 and water is heated by the PID controller 7 of setup parameter, and actual water temperature is by temp probe 71 Detect and feed back to PID controller 7；Start compression fan 6 and gas is poured into from bottom to the water in heat shock pond 1 by bubble generator 3 Steep to change and adjust the mean specific gravity of water, reaching makes fruits and vegetables that suspended state is in water.Gas Jing after penetrating in water Stream carry heat, the thermal current by gas skirt 13 back again the recharge of compressed blower fan 6 to heat shock pond 1 to avoid thermal loss；It is sleeping The transmission belt 2 that formula is arranged turn round and drive flexibility drive device 21 by the fruits and vegetables in suspended state from throw thing mouth 11 progressively drive to Thing mouth 12 is received, adjusting the time parameter of PID controller 7 makes this process of driveing to complete the heat shock requirement of fruits and vegetables；Flexibility is driven Device 21 for excessive resistance can automatic rearward flexure, rigid promotion can be avoided to cause fruits and vegetables to damage.

Embodiment 2：

A kind of device of employing any of the above-described Heat thermostability carries out the method that fruits and vegetables strengthen Heat thermostability, it is characterized in that, The core of the processing method is to utilize to fill in water into bubble to change the mean specific gravity of water so that fruits and vegetables are in half in water Floating or suspended state, bubble causes heat shock water density cyclic swing in pond with the periodic formation of 1-15min in heat shock pond, so as to Heat shock fruits and vegetables are caused to move up and down rolling, while the time of Reasonable Regulation And Control temperature and flow process is reaching rightly to different Fruits and vegetables carry out corresponding Heat thermostability.Its operating process is comprised the following steps：

1), appropriate water is poured into toward in heat shock pond 1, for needed for heat shock, the water level how many water yields can pass through observation window 8 to be high Anale settting scale 81 determines.

2), switch on power, open PID controller 7, the heat-shock temperature reached required for setting；Treat that the temperature of water is reached to set Definite value simultaneously arranges the time for wanting Heat thermostability after tending towards stability.

3) transmission belt 2, is started, fruits and vegetables is transferred from throwing thing mouth 11 successively to drive device 21 using flexibility during commencement of commercial operation To receipts thing mouth 12.

4) fruits and vegetables for carrying out Heat thermostability, will be needed continuously and equably to put in heat shock pond 1 carries out heat shock；Period, lead to Overregulate valve 32 and adjust air bubble ratio or content so that air bubble is slightly below or close with the averag density of aqueous mixtures In fruits and vegetables density, fruits and vegetables are understood by observation window 8 and is drifted along state, adjusting the flow of compression fan 6 makes fruits and vegetables to be suspended in water Under face, the fruits and vegetables for putting into is suspended in water without external force or is sunk slightly, machine has been reduced or avoided The damage that tool external force and fruits and vegetables interaction force are caused to it；Using the natural buoyancy lift of bubble, moreover it is possible to strengthen fruit and vegetable surfaces Heat convection effect so that fruit and vegetable surfaces temperature is more uniformly distributed, and reduces the local heat shock produced because heat transfer is bad not enough Or the phenomenon that local heat shock is excessive, improve overall heat shock effect.

5), on schedule, heat shock terminates, and fruits and vegetables are transmitted to be driven device 21 and push to receipts thing mouth 12 with 2 flexibility, you can Take out fruits and vegetables.

The utility model fruits and vegetables strengthen Heat thermostability device, easy to operate with compact conformation, and fruits and vegetables damage few, heat shock Temperature fluctuation is little, and heat shock quality is good, and energy saving, continuous production efficiency are high, and the wide advantage of applicability.Those skilled in the art If member makees simple modification to above-mentioned utility model content or replaces, such change is not to be regarded as a departure from the utility model Scope, it is all so it is obvious to those skilled in the art modification be included within claim of the present utility model Within the scope of.

Claims (8)

1. a kind of fruits and vegetables strengthen the device of Heat thermostability, including heat shock pond, it is characterized in that, the right-hand member top in heat shock pond is provided with throwing thing Mouth, left upper part are provided with receipts thing mouth；The bottom in heat shock pond is provided with horizontal transmission belt, and the right-hand member at transmission belt downside position is fixed There are bubble generator, left end to fix having heaters；Bubble generator is by pipeline and the compression fan being fixed on outside heat shock pond Output end connection, the input Jing collecting pipes of compression fan connect with the gas skirt for covering on heat shock pond top；Heater with The output end connection of the PID controller being located at outside heat shock pond, the input of PID controller is connected with temp probe, and temperature is visited Head is fixed on position of the heat shock pond left end on the upside of transmission belt；The surface connection of transmission belt is flexible to drive device.

2. fruits and vegetables according to claim 1 strengthen the device of Heat thermostability, it is characterized in that, the leading flank in heat shock pond, or after Side, or leading flank and trailing flank be provided with observation window, observation window is made with transparent material, and its periphery has sealing device；Observation window On have height of water level scale.

3. fruits and vegetables according to claim 2 strengthen the device of Heat thermostability, it is characterized in that, in heater and bubble generator Above, there is catch net to be isolated with transmission belt, catch net is fenestral fabric or array cavernous structure.

4. fruits and vegetables according to claim 3 strengthen the device of Heat thermostability, it is characterized in that, throw the bottom of thing mouth and receive thing mouth Bottom all be arcuate structure, arcuate structure is towards inside heat shock pond.

5. the fruits and vegetables according to claim 1 or 2 or 3 or 4 strengthen the device of Heat thermostability, it is characterized in that, bubble generator It is furnished with the regulating valve for adjusting air inflow, the density of steam water interface is equal to hot water density and puts down with the weighting of bubble density in heat shock pond Average, weight is respective percent by volume, and the averag density of steam water interface is controlled in the fruits and vegetables density less than Heat thermostability.

6. fruits and vegetables according to claim 5 strengthen the device of Heat thermostability, it is characterized in that, transmission translator is furnished with rotating speed tune Regulating device.

7. fruits and vegetables according to claim 6 strengthen the device of Heat thermostability, it is characterized in that, heater is electric heater or steaming Vapour heater.

8. fruits and vegetables according to claim 7 strengthen the device of Heat thermostability, it is characterized in that, bubble generator is situated between using porous Matter is made, or makes in appendix batch setting aperture.