CN214620230U

CN214620230U - Composite type refrigeration house

Info

Publication number: CN214620230U
Application number: CN202120394872.6U
Authority: CN
Inventors: 逄锐
Original assignee: Guangzhou Speed Refrigeration Equipment Co ltd
Current assignee: Guangzhou Speed Refrigeration Equipment Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-11-05
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a compound freezer aims at improving the utilization ratio in refrigeration source, reduces the operation cost, its technical scheme: the utility model provides a compound freezer, includes a plurality of storehouses bodies, all be equipped with the refrigeration module in the storehouse, it is a plurality of the internal refrigeration module in storehouse connects gradually through the pipeline, one of them the refrigeration module and a liquid nitrogen feeding device of the storehouse body are connected through a transfer line, belong to freezer technical field.

Description

Composite type refrigeration house

Technical Field

The utility model belongs to the freezer field more specifically relates to a compound freezer.

Background

A cold storage, which is one type of refrigeration equipment. The cold storage is a constant temperature and humidity storage device which creates an environment with different outdoor temperature or humidity by manual means and is used for food, liquid, chemical engineering, medicine, vaccines, scientific experiments and other articles.

The cold storage is classified into a fresh-keeping storage suitable for storing vegetables, fruits, dried foods and the like, a medium-temperature storage suitable for storing meat foods, poultry, fish and shrimp and the like, and a low-temperature storage suitable for storing short-time instant-frozen products such as dumplings, dumplings and the like according to temperature.

In the prior art, a refrigeration house is generally provided with a compressor as a cold source, and the refrigeration house works independently according to required temperature.

The defects of the prior art are that the refrigeration houses work independently, and the operation cost is high.

Therefore, the technical problems to be solved by the application are as follows: how to provide a compound freezer, improve the utilization ratio of refrigeration source, reduce the operation cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compound freezer aims at improving the utilization ratio in refrigeration source, reduces the operation cost.

According to the utility model discloses an aspect provides a compound freezer, including a plurality of storehouses bodies, all be equipped with the refrigeration module in the storehouse, it is a plurality of the internal refrigeration module in storehouse connects gradually, one of them through the pipeline the refrigeration module and a liquid nitrogen supply device of the storehouse body are connected through a transfer line.

In a specific embodiment of the present invention, a plurality of the refrigeration modules in the first bank of the banks are connected to the liquid nitrogen supply device.

In a particular embodiment of the present invention, the refrigeration module comprises a liquid nitrogen delivery pipe disposed on the inner wall of the reservoir body, one end of which is an input end and the other end of which is an output end.

In a specific embodiment of the present invention, the liquid nitrogen delivery pipe is disposed on the inner wall of the reservoir body in a serpentine arrangement.

In a specific embodiment, one end of the pipeline is connected to the output end of the liquid nitrogen delivery pipe in one bank body, and the other end of the pipeline is connected to the input end of the liquid nitrogen delivery pipe in the next bank body.

In a particular embodiment of the invention, the outside of the pipe is provided with a first heat insulating layer.

In a specific embodiment of the present invention, the liquid nitrogen supply device includes a liquid nitrogen storage tank and a liquid nitrogen pump disposed on the liquid transport tube, one end of the liquid transport tube is connected to the liquid nitrogen storage tank, and the other end is connected to the input end of the liquid nitrogen transport tube in the reservoir body.

In a specific embodiment of the present invention, a second thermal insulation layer is disposed outside the infusion tube.

In a specific embodiment of the present invention, the output end of the infusion tube is provided with a first valve, the tube is provided with a second valve, and the last output end of the liquid nitrogen delivery tube in the reservoir is provided with a third valve.

The utility model discloses a specific embodiment still includes a control module, control module includes a controller, sets up the temperature sensor in the storehouse body that is connected with liquid nitrogen supply device, liquid nitrogen pump, first valve, second valve, third valve, temperature sensor with the controller electricity is connected.

The utility model discloses a technical scheme has following advantage or one of beneficial effect at least among the above-mentioned technical scheme: the utility model discloses in, the refrigeration module between a plurality of storehouse bodies connects gradually, liquid nitrogen is carried to the refrigeration module of one of them storehouse body to a liquid nitrogen supply device of rethread, the liquid nitrogen passes this refrigeration module and passes through the internal refrigeration module of pipeline input next storehouse, the liquid nitrogen transmits in proper order in the internal refrigeration module of last storehouse, realize the refrigeration of the storehouse body, export again in the atmosphere or in the nitrogen gas recovery unit, the internal refrigeration temperature in every storehouse is different, can be used to the storage of different materials, make full use of the refrigeration source, the operation cost is reduced.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

FIG. 1 is a block diagram of a first embodiment of the present invention;

fig. 2 is a structural view of a bank body of the first embodiment of the present invention;

fig. 3 is a structural view of a pipe according to a first embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.

The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.

Referring to fig. 1 to 3, the compound refrigeration house comprises a plurality of house bodies 1, wherein the house bodies 1 are respectively provided with a refrigeration module 2, the refrigeration modules 2 in the house bodies 1 are sequentially connected through a pipeline 3, and the refrigeration module 2 of one house body 1 is connected with a liquid nitrogen supply device 4 through a liquid conveying pipe 5.

In practical application, the refrigeration modules 2 among the plurality of warehouse bodies 1 are connected in sequence, liquid nitrogen is conveyed to the refrigeration module 2 of one warehouse body 1 through a liquid nitrogen supply device 4, the liquid nitrogen passes through the refrigeration module 2 and is input into the refrigeration module 2 in the next warehouse body 1 through a pipeline 3, the liquid nitrogen is transmitted into the refrigeration module 2 in the last warehouse body 1 in sequence, refrigeration of the warehouse bodies 1 is realized, and then the refrigeration temperature in the atmosphere or in a nitrogen recovery device is output, the refrigeration temperature in each warehouse body 1 is different, the refrigeration system can be used for storage of different materials, refrigeration sources are fully utilized, and operation cost is reduced.

In this embodiment, the number of the library bodies 1 may be 2, 3 or more, which is not limited in this embodiment, and as a specific implementation of this embodiment, the number of the library bodies 1 is 3.

Preferably, the refrigeration module 2 in the first reservoir body 1 of the plurality of reservoir bodies 1 is connected with the liquid nitrogen supply device 4, the refrigeration modules 2 of the other reservoir bodies 1 are sequentially connected through a pipeline 3, and the liquid nitrogen supply device 4 outputs liquid nitrogen to the refrigeration module 2 through a liquid conveying pipe 5.

As a specific implementation of this embodiment, the refrigeration module 2 includes a liquid nitrogen delivery pipe disposed on the inner wall of the reservoir body 1, one end of the liquid nitrogen delivery pipe is an input end, the other end of the liquid nitrogen delivery pipe is an output end, and the liquid nitrogen absorbs heat in the reservoir body 1 when being delivered in the liquid nitrogen delivery pipe, so as to implement refrigeration of the reservoir body 1.

Preferably, referring to fig. 2, the liquid nitrogen delivery pipe is arranged on the inner wall of the reservoir body 1 in a serpentine arrangement manner, so that the path of the liquid nitrogen delivery pipe in the reservoir body 1 is prolonged, and the equilibrium of the temperature in the reservoir body 1 is ensured;

specifically, the liquid nitrogen delivery pipes may be disposed on two opposite sides of the reservoir body 1, or may be disposed on three or four side walls of the reservoir body 1, which is not limited in this embodiment;

in this embodiment, one end of the pipeline 3 is connected to the output end of the liquid nitrogen delivery pipe in one bank body 1, and the other end is connected to the input end of the liquid nitrogen delivery pipe in the next bank body 1.

Preferably, referring to fig. 3, a first heat preservation layer 31 is disposed on an outer side of the pipe 3 to prevent heat loss when the liquid nitrogen is conveyed to the next refrigeration module 2, and the pipe 3 may be the vacuum pipe 3, or the first heat preservation layer 31 is a polyurethane foaming cold preservation layer material, which is not limited in this embodiment.

In this embodiment, the liquid nitrogen supply device 4 includes a liquid nitrogen storage tank 41 and a liquid nitrogen pump 42 disposed on the liquid transport tube 5, one end of the liquid transport tube 5 is connected to the liquid nitrogen storage tank 41, and the other end is connected to an input end of a liquid nitrogen transport tube in the storage body 1, and the liquid nitrogen is output from the liquid nitrogen storage tank 41 to the refrigeration module 2 through the liquid nitrogen pump 42.

Preferably, a second insulating layer (not shown in the figure) is arranged outside the infusion tube 5 to prevent heat loss during liquid nitrogen transportation, and the infusion tube 5 may be the vacuum pipeline 3, or the second insulating layer is made of a polyurethane foam cold insulation layer material, which is not limited in this embodiment.

In this embodiment, referring to fig. 1, the output end of the infusion tube 5 is provided with a first valve 6, the pipeline 3 is provided with a second valve 7, the last is provided with a third valve 8 at the output end of the liquid nitrogen delivery tube in the reservoir body 1, the first valve 6 is used for controlling the on-off of the infusion tube 5, the second valve 7 is used for controlling the on-off of the pipeline 3, and the third valve 8 is used for controlling the last on-off of the liquid nitrogen delivery tube in the reservoir body 1, so that the normal operation of liquid nitrogen delivery and heat preservation of the reservoir body 1 is ensured.

Preferably, the device further comprises a control module 9, wherein the control module 9 comprises a controller 91 and a temperature sensor 92 arranged in the reservoir body 1 connected with the liquid nitrogen supply device 4, and the liquid nitrogen pump 42, the first valve 6, the second valve 7 and the temperature sensor 92 are electrically connected with the controller 91;

when the temperature sensor 92 detects that the temperature of the warehouse body 1 reaches a preset range, a signal is transmitted to the controller 91, the controller 91 controls the liquid nitrogen pump 42 to stop working, controls the first valve 6, the second valve 7 and the third valve 8 to be closed, and performs heat preservation work on the warehouse body 1;

when the temperature sensor 92 detects that the temperature of the warehouse body 1 deviates from a preset value, the controller 91 controls the liquid nitrogen pump 42 to start working, controls the first valve 6, the second valve 7 and the third valve 8 to be opened, realizes the conveying of liquid nitrogen and realizes the refrigeration in the warehouse body 1;

the number of the temperature sensors 92 can be multiple, so that the detection precision is improved;

in the present embodiment, the temperature of the bank body 1 connected to the liquid nitrogen supply device 4 is made constant to ensure an accurate storage environment; the refrigeration temperature of other storehouse bodies 1 is determined by the amount of surplus liquid nitrogen, makes full use of the refrigeration source, and reduces the operation cost.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a compound freezer, its characterized in that includes a plurality of storehouses bodies, all be equipped with the refrigeration module in the storehouses body, it is a plurality of the internal refrigeration module in storehouse connects gradually through the pipeline, one of them the refrigeration module and a liquid nitrogen supply device of the storehouse body are connected through a transfer line.

2. The compound freezer according to claim 1, wherein the refrigeration module in the first of the plurality of banks is connected to the liquid nitrogen supply.

3. The compound freezer according to claim 2, characterized in that the refrigeration module comprises a liquid nitrogen delivery pipe arranged on the inner wall of the freezer body, one end of the liquid nitrogen delivery pipe is an input end, and the other end of the liquid nitrogen delivery pipe is an output end.

4. The compound type refrigerator according to claim 3, wherein the liquid nitrogen delivery pipe is disposed on the inner wall of the refrigerator body in a serpentine arrangement.

5. The compound freezer according to claim 3, characterized in that one end of the pipeline is connected with the output end of the liquid nitrogen delivery pipe in one freezer body, and the other end is connected with the input end of the liquid nitrogen delivery pipe in the next freezer body.

6. The compound freezer according to claim 5, characterized in that the outside of pipeline is equipped with first heat preservation.

7. The compound type refrigeration house according to claim 3, wherein the liquid nitrogen supply device comprises a liquid nitrogen storage tank and a liquid nitrogen pump arranged on a liquid transport pipe, one end of the liquid transport pipe is connected with the liquid nitrogen storage tank, and the other end of the liquid transport pipe is connected with the input end of a liquid nitrogen delivery pipe in the refrigerator body.

8. The compound freezer according to claim 7, characterized in that a second insulating layer is arranged outside the infusion tube.

9. The compound refrigeration house according to claim 7, wherein the output end of the infusion tube is further provided with a first valve, the pipelines are provided with second valves, and the output end of the liquid nitrogen delivery tube in the last refrigeration house is provided with a third valve.

10. The compound freezer of claim 9, further comprising a control module, the control module comprising a controller and a temperature sensor disposed in the freezer body connected to the liquid nitrogen supply, the liquid nitrogen pump, the first valve, the second valve, the third valve, and the temperature sensor being electrically connected to the controller.