CN108657666A - Frozen products insulated container - Google Patents

Abstract

The invention provides a refrigerated container. The refrigerated container includes a box body, a refrigerator and an electric field generating device. The refrigerator is fixed to the box; the electric field generating device includes an electric field generator and at least one electrode plate, the electric field generator and the electrode plate are electrically connected, the electric field generator is fixed to the box, and the electrode plate is arranged inside the box; when the electric field occurs After the device is energized, the electrode plates generate an electric field to keep the goods inside the box fresh. According to the refrigerated container of the present invention, when working, the temperature inside the box body can be lowered by the refrigerator, and an electric field can be generated inside the box body by an electric field generator, so as to prolong the preservation period of the refrigerated food inside the box body and reduce the impact of freezing on the food. damage, maintain the quality and freshness of food, inhibit the growth of microorganisms, and reduce spoilage.

Description

refrigerated container

technical field

The invention relates to the technical field of machinery, in particular to a refrigerated container.

Background technique

Existing refrigerated containers adopt the traditional single refrigeration and fresh-keeping technology, which is composed of a refrigerator and an insulated box, and is usually divided into a refrigerated working state of 4°C to 0°C and a freezing working state of 0°C to -18°C. Among them, the food preservation period of the food in the high-temperature refrigerated working area is short, and the food in the low-temperature freezing working area will destroy the internal structure of the food when it is frozen, and the food juice will be lost after thawing, and the quality and freshness will decrease.

Therefore, there is a need to provide a refrigerated container that at least partially addresses the above mentioned problems.

Contents of the invention

A series of concepts in simplified form are introduced in the Summary of the Invention, which will be further detailed in the Detailed Description. The summary of the invention in the present invention does not mean to limit the key features and essential technical features of the claimed technical solution, nor does it mean to try to determine the protection scope of the claimed technical solution.

To at least partly solve the above problems, the present invention provides a refrigerated container, which includes: a box body, a refrigerator, and an electric field generator. The refrigerator is fixed to the box; the electric field generator includes an electric field generator and at least one electrode plate, the electric field generator is electrically connected to the electrode plate, and the electric field generator is fixed to the The box body, the electrode plate is arranged inside the box body; when the electric field generator is energized, the electrode plate generates an electric field to keep the goods inside the box body fresh.

According to a refrigerated container provided by the present invention, the box body of the refrigerated container is provided with a refrigerator for reducing the temperature inside the box body, and an electric field generator capable of generating an electric field inside the box body. The electric field generating device after electrification can generate an electric field inside the box. Under the action of the electric field, the freshness period of the refrigerated food inside the box can be extended, the damage to the food by freezing can be reduced, the quality and freshness of the food can be maintained, and the growth of microorganisms can be inhibited. , to reduce corruption.

Optionally, the electric field generator is an alternating electric field generator.

Optionally, the electrode plate is insulatedly connected to the box.

Optionally, the box plate of the box is formed with an electrode plate installation groove opening toward the inside of the box, and the electrode plate is installed in the electrode plate installation groove.

Optionally, the electric field generator is connected to the electrode plate through wires, and the electric field generating device further includes a conduit, and the wires extend through the conduit.

Optionally, the box includes an inner box plate, an outer box plate, and an insulating layer arranged between the inner box plate and the outer box plate, and the conduit is arranged in the insulating layer .

Optionally, the refrigerating machine is arranged outside the box, and the outside of the box has an accommodating space for accommodating the electric field generator.

Optionally, the refrigerator has a through hole, and the electric field generator is electrically connected to the electrode plate inside the box through the through hole.

Optionally, the electrode plate is arranged on the inner surface of the side wall of the box.

Optionally, the electrode plates located on the same side wall of the box are connected in series, and/or the electrode plates located on one side wall are connected in parallel with the electrode plates located on the other side wall .

Optionally, the refrigerated container includes a refrigerated working state of 4°C to 0°C, a supercooled refrigerated working state of 0°C to -5°C, and a freezing working state of -5°C to -18°C.

Description of drawings

The following drawings of the embodiments of the present invention are hereby included as part of the present invention for understanding the present invention. Embodiments of the present invention and description thereof are shown in the drawings to explain the principles of the present invention. In the attached picture,

Fig. 1 is a schematic diagram of the side structure of a refrigerated container according to the present invention;

Fig. 2 is a schematic diagram of the end structure of the refrigerated container shown in Fig. 1;

Fig. 3 is a sectional view of the refrigerated container taken along the C-C line of Fig. 2;

Fig. 4 is a sectional view of the refrigerated container taken along the B-B line of Fig. 1;

Figure 5 is an enlarged view of part E in Figure 4;

Figure 6 is a sectional view of the refrigerated container taken along line A-A of Figure 1; and

FIG. 7 is an enlarged view of part F in FIG. 6 .

Detailed ways

In the following description, numerous specific details are given in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that embodiments of the invention may be practiced without one or more of these details. In other examples, some technical features known in the art are not described in order to avoid confusion with the embodiments of the present invention.

In order to thoroughly understand the embodiments of the present invention, a detailed structure will be set forth in the following description. It is evident that practice of the embodiments of the invention is not limited to specific details familiar to those skilled in the art. Preferred embodiments of the present invention are described in detail below, however, the present invention may have other embodiments besides these detailed descriptions.

As shown in FIG. 1 and FIG. 2 , in order to improve the freshness preservation performance of the goods inside the container body of the refrigerated container, the present invention provides a refrigerated container 1 . The refrigerated container 1 includes a box body 10 , a refrigerator 20 fixed to the box body 10 , and an electric field generator fixed to the box body 10 . Wherein, the refrigerating machine 20 after electrification can reduce the temperature inside the box body 10 , and the electric field generator after electrification can generate an electric field inside the box body 10 . The refrigerated container 1 according to the present invention will be described in detail below with reference to FIGS. 1-7 .

As shown in FIG. 1 , the box body 10 may include a bottom plate 13 , a top plate 12 , a front end plate 14 , a rear end plate 15 and two side plates 11 . In order to further improve the thermal insulation performance of the box body 10, the box body panels of the box body 10 may be made of thermal insulation materials. For example, as shown in FIG. 4 and FIG. 5 , in the illustrated embodiment, the box body 10 includes an inner box body plate 111, an outer box body plate 113, and an inner box body plate 111 and an outer box body plate 113. Insulation layer 114.

The refrigerating machine 20 as a cold source of the refrigerated container 1 may be fixed to the box body plate of the box body 10 . When the refrigerator 20 is powered on, the refrigerator 20 can release cold air to the inside of the box body 10 . Alternatively, the refrigerator 20 may be fixed to the outside of the box panel of the box 10 . As shown in FIG. 2 , in the illustrated embodiment, the refrigerating machine 20 is fixedly installed on the outside of the front end plate 14 by using a connecting piece such as a bolt, of course, it can also be pinned or welded to the box plate. It should be noted that the cold source of the refrigerated container 1 according to the present invention is limited to the refrigerator 20 , and other suitable refrigerated devices can also be used in the refrigerated container 1 .

As shown in FIG. 3 , the electric field generator includes an electric field generator 30 and at least one electrode plate 31 (for example, 1, 2, or 4). The electric field generator 30 is fixed to the case 10 . The electrode plate 31 is disposed inside the case 10 . The electric field generator 30 is electrically connected to the electrode plate 31 . For example, in the illustrated embodiment, the electric field generator 30 is connected to the electrode plate 31 through a wire 32 . Wherein, when the electric field generator 30 is energized, the electric field generator 30 can convert the low voltage into a high voltage and transmit it to the electrode plate 31, so that the electrode plate 31 generates an electric field, so as to keep the goods inside the box 10 fresh.

Optionally, the electric field generator 30 is an alternating electric field generator, which can control the electrode plate 31 to generate an alternating electric field inside the box 10 . Further, the number and position of the electrode plates 31 are determined according to the range of the electric field, so as to ensure that all spaces inside the box body 10 of the refrigerated container 1 are within the range of the electric field.

According to the refrigerated container 1 provided by the present invention, it is provided with a refrigerator 20 for reducing the temperature inside the box body 10 , and an electric field generating device capable of generating an electric field inside the box body 10 . The electric field generating device after electrification can generate an electric field inside the box, under the action of the electric field, the freshness period of the refrigerated food inside the box 10 can be extended, the damage to the food caused by freezing can be reduced, the quality and freshness of the food can be maintained, and microorganisms can be inhibited. Breed and reduce corruption.

By setting the refrigerator 20 and adjusting the intensity of the cooling source delivered to the refrigerated container 1 , the temperature inside the box body 10 of the refrigerated container 1 can be adjusted. Further, under the action of an electric field, the refrigerated container 1 according to the present invention can have three working states in different temperature environments: the refrigerated working state at 4°C to 0°C, the supercooled refrigerated working state at 0°C to -5°C state, and the freezing working state at -5°C to -18°C. By forming working states in different temperature environments, the refrigerated container 1 can adapt to the refrigeration requirements of different foods such as fruits, vegetables, fish, and meat, and reduce the damage of low temperature to foods as much as possible.

Specifically, when the refrigerator 20 and the electric field generating device of the refrigerated container 1 according to the present invention are energized, the refrigerator 20 releases cold air inside the box body 10, and the electric field generating device generates an electric field. When the interior of the refrigerated container 1 is in the refrigerated temperature range of 4°C to 0°C, the electric field acting on the box can prolong the freshness period of the food, reduce food spoilage, and increase the retention time for maintaining the appearance quality of the food; when the refrigerated container 1. When the inside of the box is in the supercooled refrigeration temperature range of 0°C to -5°C, the electric field acting on the box can prevent fish, meat, milk, etc. from freezing, which can prolong the freshness period of food and improve food quality. The retention time of the appearance quality; when the interior of the refrigerated container 1 is in the freezing temperature range of -5°C to -18°C, the electric field acting on the box can reduce the tissue damage caused by freezing and prolong the freshness period of the food. And maintain the quality and freshness of food after thawing to the greatest extent.

Optionally, the outside of the box body 10 has an accommodating space for accommodating the electric field generator 30 , and the electric field generator 30 is fixed in the accommodating space outside the box body 10 . As shown in FIG. 2 , in the illustrated embodiment, the refrigerator 20 is arranged outside the front end plate 14 of the box body 10 , and the electric field generator 30 is fixed in the cable groove below the refrigerator 20 . Further, the electric field generator 30 may be connected to the power supply of the refrigerator 20 , thereby providing power for the electric field generator 30 . By arranging the electric field generator 30 outside the box body 10 , its dry environment and suitable temperature can increase the service life of the electric field generator 30 and save the storage space inside the box body 10 .

Further optionally, as shown in FIG. 3 , the refrigerator 20 has a through hole 21 . The electric field generator 30 outside the box body 10 and the electrode plate 31 inside the box body 10 can be electrically connected through the through hole 21 . It should be noted that the electric field generator 30 and the refrigerator 20 may be fixed on one or more of the six-sided box panels of the box 10 . For example, as shown in Figure 2, in one embodiment of the present invention, the electric field generator 30 and the refrigerator 20 can be fixed together at the front end plate 14, and in an embodiment not shown, the electric field generator 30 can be fixed to Front end plate 14 , refrigerator 20 may be fixed to rear end plate 15 .

As shown in FIGS. 4 and 5 , in the illustrated embodiment, the electrode plate 31 is fixed to the inner case plate 111 of the side plate 11 of the case 10 . Specifically, the inner box plate 111 is formed with an electrode plate installation groove 112 opening toward the inside of the box 10 . The electrode plate 31 is installed in the electrode plate installation groove 112 . Optionally, adjacent electrode plates 31 may be arranged in the same electrode plate installation groove 112 at intervals, or may be arranged in different electrode plate installation grooves 112 . Therefore, by providing the electrode plate installation groove 112 , it can be ensured that the electrode plate 31 does not protrude from the inner box body plate 111 after being installed, so as to maintain the original internal storage width of the box body 10 of the refrigerated container 1 . It should be noted that the electrode plate 31 may also be fixed to other positions inside the box body 10 , for example, in one embodiment of the present invention, the electrode plate 31 is fixed to the top plate 12 of the box body 10 .

According to the refrigerated container 1 of the present invention, its electrode plate 31 can be connected to the box body 10 in an insulating manner. For example, in the illustrated embodiment, as shown in FIG. 5 , an insulating member such as an insulating pad 33 may be provided between the electrode plate 31 and the case 10 . Specifically, as shown in FIG. 5 , an insulating pad 33 may be disposed in the electrode plate installation groove 112 . The electrode plate 31 is connected to the insulating pad 33 through a first fastener 35 such as a bolt, and the insulating pad 33 is connected to the box body 10 through a second fastener 36 such as a screw, wherein the first fastener 35 is connected to the second fastener. Firmware 36 is spaced apart. Thus, the electricity on the electrode plate 31 will not be conducted to the box body 10 , avoiding the danger of leakage of electricity in the box body 10 and avoiding the influence on the electric field inside the box body 10 . Optionally, in order to further avoid electric leakage of the box body 10, the inner box body plate of the refrigerated container 1 may be insulated from the ground, for example, the insulation resistance is not greater than 1 ohm.

As shown in FIG. 6 and FIG. 7 , in the illustrated embodiment, the electric field generator 30 is connected to the electrode plate 31 through a wire 32 . The electric field generating device also includes a conduit 34 through which the wire 32 extends. Conduit 34 may be made of insulating material. Specifically, in the illustrated embodiment, the conduit 34 is configured to connect two adjacent electrode plate installation grooves 112 in the box body 10, and the wire 32 passes through the conduit 34 to connect the electrode plate disposed in the electrode plate installation groove 112. 31. By arranging the conduit 34, it can protect the wire 32 and prevent the wire 32 from causing the danger of electric leakage. Optionally, the conduit 34 may be provided in an insulating layer 114 such as the side panel 11 . Thus, the influence on the internal storage space of the case 10 can be reduced.

Optionally, the electrode plates 31 may be connected in series or in parallel with each other, and connected to the electric field generator 30, or may be connected to the electric field generator 30 separately, so as to form a closed current loop. Further optionally, the electrode plates 31 located on the same side wall of the box body 10 are connected in series. The electrode plate 31 located on one side wall is connected in parallel with the electrode plate 31 located on the other side wall. As shown in FIG. 6 , in the illustrated embodiment, three electrode plates 31 are respectively symmetrically provided on the two side plates 11 of the refrigerated container 1 . The three electrode plates 31 on the same inner box plate 111 are connected in series through wires 32, and the three electrode plates 31 on the inner box plate 111 on different sides are connected in parallel as a whole. Thus, the number of wires 32 inside the box body 10 can be reduced, and the arrangement of the wires 32 can be simplified. It should be noted that the arrangement position of the electrode plate 31 in the box body 10 is not limited to the embodiment shown, and it can be arranged in any suitable position inside the box body 10 according to actual needs.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terminology used herein is only for the purpose of describing a specific implementation, and is not intended to limit the present invention. Terms such as "part" and "piece" appearing herein may indicate either a single component or a combination of multiple components. Terms such as "mounting", "disposing", etc. appearing herein may mean that one component is directly attached to another component, or that one component is attached to another component through an intermediary. A feature described herein in one embodiment may be applied to another embodiment alone or in combination with other features, unless the feature is not applicable in that other embodiment or stated otherwise.

The present invention has been described through the above-mentioned embodiments, but it should be understood that the above-mentioned embodiments are only for the purpose of illustration and description, and are not intended to limit the present invention to the scope of the described embodiments. In addition, those skilled in the art can understand that the present invention is not limited to the above-mentioned embodiments, and more variations and modifications can be made according to the teachings of the present invention, and these variations and modifications all fall within the claimed scope of the present invention. within the range. The protection scope of the present invention is defined by the appended claims and their equivalent scope.

Claims (11)

1. a kind of frozen products insulated container, which is characterized in that the frozen products insulated container includes：

Babinet；

Refrigeration machine, the refrigeration machine are fixed to the babinet；With

Electric field generation device, the electric field generation device include field generator and an at least electrode plate, and the electric field occurs It is electrically connected between device and the electrode plate, the field generator is fixed to the babinet, and the electrode plate is arranged in the case Internal portion,

After the field generator is powered, the electrode plate generates electric field, with fresh-keeping to the cargo positioned at the box house.

2. frozen products insulated container according to claim 1, which is characterized in that the field generator is alternating electric field Device.

3. frozen products insulated container according to claim 1, which is characterized in that the electrode plate and the insulated company of the babinet It connects.

4. frozen products insulated container according to claim 1, which is characterized in that the box plate of the babinet is formed with opening direction The electrode plate mounting groove of the box house, the electrode plate are mounted in the electrode plate mounting groove.

5. frozen products insulated container according to claim 4, which is characterized in that between the field generator and the electrode plate It is connected by conducting wire, the electric field generation device further includes conduit, and the conducting wire extends through the conduit.

6. frozen products insulated container according to claim 5, which is characterized in that the babinet includes internal box plate, outer case plate And the insulating layer being arranged between the internal box plate and the outer case plate, the conduit are arranged in the insulating layer.

7. frozen products insulated container according to claim 1, which is characterized in that the refrigeration machine is arranged on the outside of the babinet, There is the accommodation space for accommodating the field generator on the outside of the babinet.

8. frozen products insulated container according to claim 7, which is characterized in that the refrigeration machine has through-hole, the electric field hair Raw device is electrically connected with the electrode plate of the box inside by the through-hole.

9. frozen products insulated container according to claim 1, which is characterized in that the side wall in the babinet is arranged in the electrode plate Inner surface.

10. frozen products insulated container according to claim 9, which is characterized in that be located at the same side wall of the babinet The electrode plate series connection, and/or the electrode plate positioned at a side wall and the institute positioned at another side wall State electrode plate parallel connection.

11. frozen products insulated container according to claim 1, which is characterized in that the frozen products insulated container includes 4 DEG C~0 DEG C Refrigerate working condition, 0 DEG C~-5 DEG C of supercooling refrigeration working condition and -5 DEG C~-18 DEG C of freezing working condition.