CN211910399U

CN211910399U - Continuous plasma fresh-keeping equipment for fresh agricultural products

Info

Publication number: CN211910399U
Application number: CN202020445983.0U
Authority: CN
Inventors: 徐良; 王红卫; 刘鑫培
Original assignee: Suzhou Fengyuanbao Agricultural Technology Co ltd
Current assignee: Suzhou Fengyuanbao Agricultural Technology Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-11-13
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a continuous fresh agricultural product plasma preservation device, which comprises a frame, a transmission component, a plasma generator and a hood; the plasma generator is of a tubular DBD discharge structure and is distributed above the conveying assembly in a matrix manner; the two ends of the hood are respectively provided with a feed inlet and a discharge outlet, and the hood and the conveying assembly are arranged above the rack; the utility model provides a plasma is handled mostly the mode of centralized processing among the prior art, and the treatment effeciency is low, and cost of labor defect such as high, the utility model discloses a tubulose DBD discharge structure carries out continuous type plasma to fresh agricultural product and handles, improves treatment effeciency, reaches the fresh-keeping effect of sterilization, satisfies food industry production needs.

Description

Continuous plasma fresh-keeping equipment for fresh agricultural products

Technical Field

The utility model belongs to the technical field of the equipment that keeps fresh and specifically relates to a fresh-keeping equipment of bright agricultural product plasma is given birth to continuous type.

Background

With the rapid development of modern agricultural product cultivation and planting technology, people have higher requirements on the requirements of fresh agricultural products, such as quantity and quality. Therefore, various technologies for improving the quality guarantee period and the sales radius of fresh agricultural products by a non-thermal sterilization and preservation method are rapidly developed. The fresh agricultural products generally have the problem of heat sensitivity in the sterilization and preservation process, the fresh agricultural products cannot be treated by using the traditional methods such as heat sterilization and the like in the storage and processing processes after picking, and the non-heat sterilization technologies such as irradiation, high pressure and the like have the problems in the aspects of safety, practicability and industrialization. The situation seriously restricts the rapid development of the fresh-keeping industry of the edible agricultural products. The plasma treatment technology is rapidly developed due to the advantages of high cleaning efficiency, low energy consumption, no waste and the like.

At present, most of common plasma sterilization treatment adopts a centralized treatment mode, the treatment efficiency is low, the labor cost is high, and the requirements of industrial production cannot be met.

Therefore, how to provide a plasma preservation device for fresh agricultural products to realize continuous plasma treatment for the fresh agricultural products, improve the treatment efficiency, achieve the effect of sterilization and preservation, meet the production needs of the food industry, and solve the technical problems to be solved by technical staff in the field at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application aims to provide a continuous plasma preservation device for fresh agricultural products, so as to perform continuous plasma treatment on the fresh agricultural products, improve the treatment efficiency, achieve the effect of sterilization and preservation, and meet the production requirements of the food industry.

In order to achieve the above object, the present application provides the following technical solutions.

A continuous plasma fresh-keeping device for fresh agricultural products comprises a frame, a conveying assembly, a plasma generator and a hood;

the plasma generator is of a tubular DBD discharge structure and is distributed above the conveying assembly in a matrix manner;

the aircraft bonnet both ends are provided with feed inlet and discharge gate respectively, aircraft bonnet, conveying subassembly all set up the frame top.

Preferably, the plasma generator comprises a positive electrode, a negative electrode, a first glass tube and a second glass tube;

the positive electrode is arranged on the periphery outside the first glass tube, the negative electrode is arranged in the second glass tube, and the second glass tube is arranged in the first glass tube.

Preferably, both ends of the first glass tube and the second glass tube are fixed through a fixing frame, both ends of the negative electrode penetrate through the fixing frame, both ends of the negative electrode are fixed on the fixing frame through hexagonal nuts respectively, sealing rings are arranged at the contact positions of both ends of the first glass tube and the fixing frame, and vent holes are formed in the fixing frame.

Preferably, centrifugal fan and radiator fan are arranged at both ends of the hood, the radiator fan is arranged above the hood, and the centrifugal fan is arranged under the radiator fan.

Preferably, a pipeline is connected above the plasma generator, a power supply supporting plate is arranged on the rack, and a power supply is arranged in the power supply supporting plate.

Preferably, the transmission assembly comprises a transmission motor, a transmission belt, a driving shaft and a driven shaft;

a first support and a second support are arranged above the rack, and two ends of the driving shaft and two ends of the driven shaft are fixed to the first support and the second support through bearings respectively.

Preferably, a blanking plate is arranged at the end, located at the discharge port, of the conveying assembly, and the blanking plate is fixed on the rack through a connecting piece.

Preferably, a cleaning device is arranged below the conveying belt and used for cleaning impurities on the conveying belt.

Preferably, the equipment further comprises an emergency stop switch, a rotary switch and a speed regulation switch, wherein the emergency stop switch, the rotary switch and the speed regulation switch are all arranged on the machine cover;

preferably, the two ends of the machine cover are respectively provided with a baffle, and the baffles are fixed on the machine cover through butterfly nuts and hexagon socket head cap screws so as to adjust the position of the baffles relative to the machine cover and realize the adjustment of the heights of the feeding port and the discharging port.

The utility model discloses the beneficial technological effect who obtains:

1) the utility model solves the defects of the prior art that most of plasma treatment is centralized treatment, the treatment efficiency is low, the labor cost is high, and the like, and the utility model adopts a tubular DBD discharge structure to carry out continuous plasma treatment on fresh agricultural products, thereby improving the treatment efficiency, achieving the effect of sterilization and preservation, and meeting the production needs of the food industry;

2) the plasma generator adopts a matrix layout, can set the treatment intensity per unit area according to the total amount of agricultural products to be treated, and adjusts the internal treatment gap according to the treatment object; the internal airflow control system can keep the interior of the mechanism at micro-positive pressure all the time in the sterilization process, and ensure that the plasma is fully contacted with the surface of the agricultural product;

3) the utility model discloses well conveying assembly adopts food level transmission belt, and sets up cleaning device, and cleaning device realizes avoiding remaining on the fresh agricultural product impurity of living of conveyer belt shifts to the agricultural product that plasma treatment was accomplished, influences fresh-keeping effect to transmission belt's clearance.

The foregoing description is only an overview of the technical solutions of the present application, so that the technical means of the present application can be more clearly understood and the present application can be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present application more clearly understood, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of a continuous plasma preservation apparatus for fresh agricultural products according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of an internal structure of a continuous plasma preservation apparatus for fresh agricultural products according to an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a matrix configuration of a plasma generator according to an embodiment of the disclosure;

FIG. 4 is a schematic diagram of a plasma generator according to an embodiment of the disclosure;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic structural diagram of a continuous fresh agricultural product plasma preservation device in another embodiment of the present disclosure.

In the above drawings: 1. a frame; 101. a first bracket; 102. a second bracket; 2. a hood; 201. a scram switch; 202. a rotary switch; 203. a speed regulating switch; 3. a plasma generator; 301. a positive electrode; 302. a negative electrode; 303. a first glass tube; 304. a second glass tube; 305. a fixed mount; 306. a hexagonal nut; 307. a seal ring; 308. quickly screwing a joint; 4. a centrifugal fan; 5. a heat radiation fan; 6. a pipeline; 7. a power supply support plate; 8. a power source; 9. a transfer assembly; 10. a blanking plate; 11. a connecting member; 12. an air inlet; 13. a baffle plate; 14. a cleaning device.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "the embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrase "one embodiment" or "the present embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

Example 1

As shown in fig. 1, a continuous plasma fresh-keeping device for fresh agricultural products comprises a frame 1, a conveying assembly 9, a plasma generator 3 and a hood 2.

The two ends of the hood 2 are respectively provided with a feeding hole and a discharging hole, and the hood 2 and the conveying assembly 9 are arranged above the rack 1.

As shown in fig. 2, centrifugal fans 4 are disposed at two ends of the hood 2, and the centrifugal fans 4 are used for adjusting air circulation in the hood 2.

Air inlets 12 are arranged at two ends of the hood 2, and the air inlets 12 are arranged right above the centrifugal fan 4.

Further, radiator fan 5 is all provided with at aircraft bonnet 2 both ends, radiator fan 5 sets up aircraft bonnet 2 top, radiator fan 5 is used for the hypothermia.

Referring to fig. 1, the equipment further comprises an emergency stop switch 201, a rotary switch 202 and a speed regulating switch 203, wherein the emergency stop switch 201, the rotary switch 202 and the speed regulating switch 203 are all arranged on the hood 2.

The two ends of the machine cover 2 are provided with the baffle plates 13, and the baffle plates 13 are fixed on the machine cover 2 through butterfly nuts and hexagon socket head cap screws so as to adjust the positions of the baffle plates 13 relative to the machine cover 2 and realize the adjustment of the heights of the feeding port and the discharging port.

A power supply supporting plate 7 is arranged on the rack 1, and a power supply 8 is arranged in the power supply supporting plate 7.

The transmission assembly 9 comprises a transmission motor, a transmission belt, a driving shaft and a driven shaft.

A first support 101 and a second support 102 are arranged above the rack 1, and two ends of the driving shaft and the driven shaft are respectively fixed on the first support 101 and the second support 102 through bearings.

And a blanking plate 10 is arranged at the end, located at the discharge port, of the conveying assembly 9, and the blanking plate 10 is fixed on the rack 1 through a connecting piece 11.

As shown in fig. 3, the plasma generator 3 is a tubular DBD discharge structure, and the plasma generators 3 are distributed over the conveying assembly 9 in a matrix form.

As shown in fig. 4 and 5, the plasma generator 3 includes a positive electrode 301, a negative electrode 302, a first glass tube 303, and a second glass tube 304.

The positive electrode 301 is arranged on the outer periphery of the first glass tube 303, the negative electrode 302 is arranged in the second glass tube 304, and the second glass tube 304 is arranged in the first glass tube 303.

The two ends of the first glass tube 303 and the second glass tube 304 are fixed through a fixing frame 305, the two ends of the negative electrode 302 penetrate through the fixing frame 305, the two ends of the negative electrode 302 are fixed on the fixing frame 305 through hexagonal nuts 306, sealing rings 307 are arranged at the contact positions of the two ends of the first glass tube 303 and the fixing frame 305, and vent holes are formed in the fixing frame 305.

A discharge area is formed between the positive electrode 301 and the negative electrode 302, and plasma is generated.

Alternatively, the positive electrode 301 is disposed in the second glass tube 304, the negative electrode 302 is disposed around the outside of the first glass tube 303, and the second glass tube 304 is disposed in the first glass tube 303.

And a pipeline 6 is connected above the plasma generator 3, one end of the pipeline 6 is connected with the centrifugal extension, and the other end of the pipeline is connected with the plasma generator 3 through a quick-screwing joint 308 in a gas circuit mode.

Example 2

Based on the above embodiment 1, the same parts are not repeated, and the difference is that, as shown in fig. 6, a self-cleaning device 14 is arranged below the conveying belt, and the self-cleaning device 14 is used for cleaning impurities on the conveying belt.

Further, the cleaning device 14 comprises a cleaning roller, symmetrical hanging plates are respectively arranged on the first support 101 and the second support 102, and two ends of the cleaning roller are fixed on the hanging plates through bearings; the cleaning roller is arranged below the conveying belt.

One end of the cleaning roller is connected with a driving motor (not marked in the attached drawing), and the driving motor drives the cleaning roller to rotate.

Be provided with the clearance cloth on the clearance roller, it is rotatory to drive the clearance roller through driving motor, and then realizes that the impurity of clearance cloth on to the transmission belt clears up.

The plasma generator 3 in the continuous fresh agricultural product plasma preservation device adopts a matrix layout, the unit area treatment intensity can be set according to the total amount of agricultural products to be treated, and the internal treatment gap can be adjusted according to the treatment object; the internal airflow control system can keep the interior of the mechanism at micro-positive pressure all the time in the sterilization process, and ensure that the plasma is fully contacted with the surface of the agricultural product; conveying assembly 9 adopts food level transmission belt, and sets up cleaning device 14, and cleaning device 14 realizes the clearance to transmission belt, avoids remaining on the fresh agricultural product impurity of conveyer belt shifts to the agricultural product that plasma treatment was accomplished, influences fresh-keeping effect.

Above-mentioned fresh agricultural product plasma equipment that keeps fresh in continuous type has solved among the prior art plasma and has handled the mode that is mostly centralized processing, and the treatment effeciency is low, and the cost of labor is high, and the grade defect, the utility model discloses a tubulose DBD discharges the structure, carries out the continuous type plasma to fresh agricultural product and handles, improves treatment effeciency, reaches the fresh-keeping effect of sterilization, satisfies the food industry production needs.

The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. All changes, modifications, substitutions, integrations and parameter changes to the embodiments, which are within the spirit and principle of the invention, can be made by conventional substitution or can realize the same function without departing from the principle and spirit of the invention, and all fall into the protection scope of the invention.

Claims

1. A continuous plasma fresh-keeping device for fresh agricultural products is characterized by comprising a frame (1), a conveying assembly (9), a plasma generator (3) and a hood (2);

the plasma generator (3) is of a tubular DBD discharge structure, and the plasma generator (3) is distributed above the conveying assembly (9) in a matrix manner;

the automatic feeding device is characterized in that a feeding hole and a discharging hole are formed in the two ends of the machine cover (2) respectively, and the machine cover (2) and the conveying assembly (9) are arranged above the rack (1).

2. The continuous plasma fresh produce keeping apparatus according to claim 1, wherein the plasma generator (3) comprises a positive electrode (301), a negative electrode (302), a first glass tube (303), a second glass tube (304);

the positive electrode (301) is arranged on the outer periphery of the first glass tube (303), the negative electrode (302) is arranged in the second glass tube (304), and the second glass tube (304) is arranged in the first glass tube (303).

3. The continuous fresh agricultural product plasma preservation device according to claim 2, wherein both ends of the first glass tube (303) and the second glass tube (304) are fixed by a fixing frame (305), both ends of the negative electrode (302) penetrate through the fixing frame (305), both ends of the first glass tube (303) are provided with sealing rings (307) at the contact positions with the fixing frame (305), and the fixing frame (305) is provided with vent holes.

4. A continuous plasma fresh produce preserving apparatus according to any one of claims 1-3, wherein a centrifugal fan (4) and a heat dissipating fan (5) are arranged at both ends of the hood (2), the heat dissipating fan (5) is arranged above the hood (2), and the centrifugal fan (4) is arranged right below the heat dissipating fan (5).

5. A continuous fresh produce plasma preservation apparatus according to any of claims 1-3, wherein a pipeline (6) is connected above the plasma generator (3), a power supply support plate (7) is arranged on the frame (1), and a power supply (8) is arranged in the power supply (8) support plate (7).

6. A continuous fresh produce plasma preservation apparatus according to any of claims 1-3, characterized in that the conveyor assembly (9) comprises a conveyor motor, a conveyor belt, a drive shaft, a driven shaft;

a first support (101) and a second support (102) are arranged above the rack (1), and two ends of the driving shaft and the driven shaft are respectively fixed on the first support (101) and the second support (102) through bearings.

7. The continuous plasma fresh produce preserving apparatus according to claim 6, wherein the conveying assembly (9) is provided with a blanking plate (10) at the discharge port end, and the blanking plate (10) is fixed on the frame (1) through a connecting piece (11).

8. A continuous fresh produce plasma preservation apparatus according to claim 6, wherein a cleaning device (14) is provided below the conveyor belt, the cleaning device (14) being adapted to clean impurities from the conveyor belt.

9. The continuous plasma fresh produce preserving apparatus according to any one of claims 1 to 3, further comprising an emergency stop switch (201), a rotary switch (202), and a speed regulating switch (203), wherein the emergency stop switch (201), the rotary switch (202), and the speed regulating switch (203) are all disposed on the hood (2);

both ends of the hood (2) are provided with baffles (13), and the baffles (13) are fixed on the hood (2) through butterfly nuts and hexagon socket head cap screws so as to adjust the positions of the baffles (13) relative to the hood (2) and realize the adjustment of the heights of the feed inlet and the discharge outlet.