CN214581968U

CN214581968U - Non-compressor refrigerator

Info

Publication number: CN214581968U
Application number: CN202022683534.2U
Authority: CN
Inventors: 陈征
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-11-02
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a compressor-free refrigerator, include: the refrigerator comprises a refrigerated cabinet with a first accommodating cavity and a refrigerant storage assembly; the first accommodating cavity is provided with an opening, and the opening of the first accommodating cavity is provided with a refrigerating sealing door capable of being opened and closed; a controllable pipeline is arranged between the refrigerant storage assembly and the first accommodating cavity and comprises a control part so that a refrigerant storage cavity arranged on the refrigerant storage assembly is communicated or disconnected with the first accommodating cavity; an interlayer cavity is formed between the inner wall of the refrigerated cabinet and the outer wall of the refrigerated cabinet.

Description

Non-compressor refrigerator

Technical Field

The utility model belongs to the freezer field relates to a no compressor fridge.

Background

The common cold storage cabinet and the common ice chest are all cold storage cabinets with compressors for refrigeration. The refrigerated cabinet adopting the compressor or the semiconductor electronic refrigeration equipment needs to be provided with an external power supply due to high power, and the equipment using the compressor as the refrigeration device has high cost and the external power supply is inconvenient to maintain.

Consequently above-mentioned traditional freezer and refrigerator-freezer can not solve the cold chain commodity circulation "last kilometer" delivery in-process and keep microthermal problem to delivery article, the utility model provides a need not external power supply and no compressor freezer, remove convenient and low cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above-mentioned not enough of prior art, provide a no compressor fridge.

For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:

a compressor-less cooler, comprising: the refrigerator comprises a refrigerated cabinet with a first accommodating cavity and a refrigerant storage assembly; the first accommodating cavity is provided with an opening, and the opening of the first accommodating cavity is provided with a refrigerating sealing door capable of being opened and closed; a controllable pipeline is arranged between the refrigerant storage assembly and the first accommodating cavity and comprises a control part so that a refrigerant storage cavity arranged on the refrigerant storage assembly is communicated or disconnected with the first accommodating cavity; an interlayer cavity is formed between the inner wall of the refrigerated cabinet and the outer wall of the refrigerated cabinet.

Preferably, the pressure value of the air in the interlayer cavity is smaller than the atmospheric pressure.

Preferably, be equipped with intermediate layer supporting component in the intermediate layer cavity, intermediate layer supporting component is by integrated into one piece behind the expanded material sneak into the microballon granule, the diameter of microballon granule is less than 1mm, the microballon granule includes glass microballon granule and/or pearlite microballon granule.

Preferably, the refrigerated cabinet is made of stainless steel plates, the refrigerated cabinet is rectangular in shape, and the refrigerated cabinet is integrally formed; and a sealing strip is arranged between the opening of the first accommodating cavity and the refrigeration sealing door.

Preferably, an auxiliary sealing door is arranged between the opening of the first accommodating cavity and the refrigeration sealing door, and the auxiliary sealing door is made of a vacuum insulation board.

Preferably, the refrigerant storage assembly comprises a refrigerant cabinet connected with the refrigerated cabinet and a refrigerant storage tank arranged in the refrigerant cabinet, the refrigerant storage tank is used as the refrigerant storage cavity, the control component comprises an automatic controller, an electric control valve, a temperature sensor, a power supply and a pressure sensor, a probe of the temperature sensor is arranged in the first accommodating cavity and electrically connected with the automatic controller, the pressure sensor is arranged between the electric control valve and the refrigerant storage tank, the pressure sensor is electrically connected with the automatic controller and can feed back to the automatic controller, a consumable harmless refrigerant is arranged in the refrigerant storage assembly, and an auxiliary heat insulation board is laid on the inner wall of the first accommodating cavity.

Preferably, the refrigerant cabinet is provided with a second accommodating cavity with an upper end opening, an openable and closable refrigerant box cover is movably connected to an upper end opening of the second accommodating cavity, the refrigerant storage cavity is provided with a blocking component, the blocking component divides the second accommodating cavity into a refrigerant tank accommodating cavity and a control component accommodating cavity, a refrigerant tank fixing component is arranged between the inner wall of the refrigerant tank accommodating cavity and the refrigerant storage tank, the refrigerant tank fixing component is made of a foaming material, the outer wall of the refrigerant tank fixing component is clamped with the refrigerant tank accommodating cavity, and the refrigerant tank fixing component is provided with a refrigerant tank clamping groove matched with the refrigerant storage tank in shape.

Preferably, a refrigerant pipe interface is arranged on one side, connected with the refrigerant cabinet, of the outer wall of the refrigerator, the refrigerant cabinet is detachably connected with the refrigerator, the refrigerator is provided with a fixing part, the refrigerant cabinet is provided with a connecting part matched with the fixing part, the refrigerant cabinet is provided with a refrigerant pipe avoiding part corresponding to the refrigerant pipe interface in position, the refrigerant pipe avoiding part is communicated with the control part accommodating cavity, the refrigerant cabinet is installed in the refrigerator, the refrigerant pipe interface is inserted into the control part accommodating cavity, a refrigerant pipeline is configured to connect the refrigerant pipe interface with the electric control valve, the refrigerant pipeline is configured to connect the electric control valve with the refrigerant storage tank, a control part is embedded in the refrigerant cabinet, and the control part comprises one or more of a display screen, a touch screen and a button.

The beneficial effects of the utility model are that, a no compressor fridge is provided, include: the refrigerator comprises a refrigerated cabinet with a first accommodating cavity and a refrigerant storage assembly; the first accommodating cavity is provided with an opening, and the opening of the first accommodating cavity is provided with a refrigerating sealing door capable of being opened and closed; a controllable pipeline is arranged between the refrigerant storage assembly and the first accommodating cavity and comprises a control part so that a refrigerant storage cavity arranged on the refrigerant storage assembly is communicated or disconnected with the first accommodating cavity; an interlayer cavity is formed between the inner wall of the refrigerated cabinet and the outer wall of the refrigerated cabinet. The refrigerating box without the compressor can continuously supplement the refrigerant under the condition of keeping low-temperature stored articles in the box body, and does not need to be provided with the compressor and an external power supply.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.

Fig. 2 is a schematic view 2 of the overall structure of embodiment 1 of the present invention.

Fig. 3 is a schematic view 3 of the overall structure of embodiment 1 of the present invention.

Fig. 4 is a schematic view 4 of the overall structure of embodiment 1 of the present invention.

Fig. 5 is a schematic sectional view of the overall structure of embodiment 1 of the present invention.

Fig. 6 is a schematic sectional view of the overall structure of embodiment 2 of the present invention.

Fig. 7 is an explosion diagram of the whole structure of embodiment 1 of the present invention.

Fig. 8 is an explosion diagram of the whole structure of embodiment 2 of the present invention.

Fig. 9 is a schematic view 1 of embodiment 1 of the present invention for vehicle mounting.

Fig. 10 is a schematic view 2 of embodiment 1 of the present invention for vehicle mounting.

Fig. 11 is a schematic view 3 of embodiment 1 of the present invention for vehicle mounting.

Description of the reference numerals

Numbering	Name (R)	Numbering	Name (R)
				1	Refrigerating cabinet	5c	Refrigerant pipe interface
1a	Inner shell of refrigerator	5d	Temperature sensor
				1b	Refrigerator casing	5f	Display screen
1c	Sandwich support member	6	Auxiliary sealing door
				2	Refrigerant cabinet	6a	Door frame
3	Refrigerant tank fixing component	6b	Handle (CN)
				4	Refrigeration sealing door	7	VIP composite heat insulating layer
4a	Sealing strip	8	VIP internal protection board
				4b	Handle bar		9	Movable buckle
5	Refrigerant storage tank	4c	Door holder
				5a	Electric control valve	10	Base seat
5b	Automatic controller	11	Vehicle-mounted box

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 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 drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1

Referring to fig. 1 to 11, a non-compressor refrigerator includes a refrigerator having a first receiving cavity and a refrigerant storage assembly; the first accommodating cavity is provided with an opening, and the opening of the first accommodating cavity is provided with a refrigerating sealing door capable of being opened and closed; a controllable pipeline is arranged between the refrigerant storage assembly and the first accommodating cavity and comprises a control part so that a refrigerant storage cavity arranged on the refrigerant storage assembly is communicated or disconnected with the first accommodating cavity; an interlayer cavity is formed between the inner wall of the refrigerated cabinet and the outer wall of the refrigerated cabinet, and the air pressure value in the interlayer cavity is smaller than the atmospheric pressure.

In the embodiment, an interlayer supporting part is arranged in the interlayer cavity, the interlayer supporting part is integrally formed by mixing a foaming material into micro-bead particles, the diameter of the micro-bead particles is less than 1mm, the micro-bead particles comprise glass micro-bead particles or perlite micro-bead particles, a foaming body is light and convenient and has good heat insulation performance, and the vacuum value of the interlayer cavity is 20-100 Pa; in the embodiment, the heat conductivity coefficient of the refrigerated cabinet with the structure is less than 0.030W/K.m through experimental tests.

In the embodiment, the refrigerated cabinet is made of stainless steel plates, the refrigerated cabinet is rectangular in shape, and the refrigerated cabinet is integrally formed; the opening of first holding cavity with be equipped with the sealing strip between the cold-stored sealing door, the freezer adopts the sheet metal to make, the outer wallboard of freezer has adopted colored stainless steel sheet material, the inner wallboard of freezer has adopted the stainless steel material sheet metal of sterilization function. The color stainless steel plate material is used, so that the appearance of the refrigerated cabinet is more attractive, the stainless steel plate with the sterilization function is adopted as the inner wall plate of the refrigerated cabinet, so that the food placed in the first accommodating cavity is prevented from being polluted by the inner wall, and the stainless steel plate with the sterilization function can kill possible bacteria on the outer package of the food; as an example, the stainless steel plates in five directions of the refrigerated cabinet enclose a complete six-sided box body with an opening on one side, wherein no seam, no metal bracket and no thermal bridge structure exist between the inner wall and the outer wall, a complete door is arranged on one side of the opening, the production process method and materials of the door are the same as those of the box body, four small faces of the door and the box opening are provided with heat-insulating peripheral sealing strips for sealing a gap between the door and the box, the door is connected with the box body through a connecting piece of the door and the box body, a rotating shaft mechanism and a handle mechanism into a whole, in the embodiment, the handle is an auxiliary handle on the door lock, the refrigerated cabinet is also provided with a door opening, and the opening, the closing and the locking of the refrigerated sealing door can be controlled through the handle.

In this embodiment, an auxiliary sealing door is arranged between the opening of the first accommodating cavity and the refrigeration sealing door, the auxiliary sealing door is made of a vacuum insulation board, a door frame for installing the auxiliary sealing door is arranged in the first accommodating cavity of the refrigeration cabinet, and a telescopic handle is further arranged on the outer side of the auxiliary sealing door, so that a user can open the auxiliary sealing door conveniently without influencing the closing of the refrigeration sealing door.

In this embodiment, the refrigerant storage assembly includes a refrigerant cabinet connected to the refrigerator and a refrigerant storage tank disposed in the refrigerant cabinet, the refrigerant storage tank serves as the refrigerant storage chamber, the control unit includes an automatic controller, an electric control valve, a temperature sensor, a power supply, and a pressure sensor, a probe of the temperature sensor is disposed in the first receiving chamber and electrically connected to the automatic controller, the pressure sensor is disposed between the electric control valve and the refrigerant storage tank, the pressure sensor is electrically connected to the automatic controller and can feed back to the automatic controller, a consumable harmless refrigerant is disposed in the refrigerant storage assembly, the refrigerant can be directly injected into the first receiving chamber and contact with an article stored at a low temperature in the first receiving chamber, and the refrigerant does not chemically react with the article stored at a low temperature in the first receiving chamber, moreover, the refrigerant does not cause adverse effects such as deterioration, flavor change and the like of food, and only plays a role in cooling and freezing, for example: liquid nitrogen and liquid carbon dioxide refrigerant, which is characterized in that the refrigerant is harmless, does not influence the environment and has no pollution, and belongs to disposable consumed refrigerant; for example, two refrigerant storage tanks are provided in the refrigerant cabinet, and a refrigerant tank fixing member made of foamed polyurethane material, foamed polystyrene, polyethylene, or other foamed material is used between the tank and the outer wall of the cabinet to fix the refrigerant storage tanks.

First holding cavity inner wall has laid supplementary heat insulating board, supplementary heat insulating board include with the VIP composite heat insulation layer of first cavity inner wall laminating and attached at the VIP interior protection shield in the VIP composite heat insulation layer outside, the characteristic of the low coefficient of heat conductivity of this freezer has further been strengthened to above-mentioned structure, further reduces the quantity of refrigerant, has promoted the live time under the equal refrigerant storage capacity of this kind of uncompressed fridge.

In this embodiment, the refrigerant cabinet is equipped with upper end open-ended second holding cavity, second holding cavity upper end opening part swing joint has the refrigerant case lid of open closed, the refrigerant storage chamber is equipped with and separates the fender part, it will to separate the fender part refrigerant jar holding chamber and control unit holding chamber are split into to the second holding cavity, be equipped with refrigerant jar fixed part between the inner wall in refrigerant jar holding chamber and the refrigerant storage tank, refrigerant jar fixed part makes its outer wall and refrigerant jar holding chamber joint by expanded material, refrigerant jar fixed part is equipped with the refrigerant jar joint groove that matches with refrigerant storage jar appearance.

In the embodiment, a refrigerant pipe connector is arranged on one side of the outer wall of the refrigerator, which is connected with the refrigerant cabinet, the refrigerant cabinet is detachably connected with the refrigerator, the refrigerator is provided with a fixing part, and the refrigerant cabinet is provided with a connecting part matched with the fixing part; the bottom of the side, close to the refrigerant cabinet, of the refrigerator is also provided with a base matched with the shape of the bottom of the refrigerant cabinet, so that the refrigerant cabinet and the refrigerator can be conveniently assembled, and meanwhile, the base is arranged, so that the assembled refrigerant cabinet and the whole assembly of the refrigerator can be conveniently carried; for example, the fixing portion and the connecting portion use a snap; the refrigerant cabinet is provided with a refrigerant pipe avoiding part corresponding to the position of the refrigerant pipe interface, the refrigerant pipe avoiding part is communicated with the control part accommodating cavity, when the refrigerant cabinet is installed in the refrigerator cabinet, the refrigerant pipe interface is inserted into the control part accommodating cavity, a refrigerant pipeline is configured to connect the refrigerant pipe interface and the electric control valve, the refrigerant pipeline is configured to connect the electric control valve and the refrigerant storage tank, the refrigerant cabinet is embedded with a control part, and the control part comprises one or more of a display screen, a touch screen and a button; for example, the refrigerator and the cooling medium cabinet are integrally connected by a movable lock catch. The refrigerant in the refrigerant storage tank is stored in the refrigerant storage tank under pressure. The refrigerant is released by an electric control automatic valve, a temperature sensor can detect the temperature in the refrigerated cabinet and feed back the temperature information to an automatic controller, the automatic controller is provided with a temperature threshold value, when the temperature in the refrigerated cabinet is higher than the set temperature threshold value, the automatic controller controls the electric control valve to open to add the refrigerant into the refrigerated cabinet, when the temperature in the refrigerated cabinet is lower than the temperature threshold value, the automatic controller controls the electric control valve to close, the refrigerant is stopped being added into the refrigerated cabinet, and a pressure sensor is arranged on the pipeline between the electric control valve body and the refrigerant storage tank, the pressure sensor can feed back a pressure value to the automatic controller, the automatic controller sets a pressure threshold value, when the pressure value in the pipeline is lower than the preset pressure threshold value, the automatic controller outputs an alarm signal, the display screen can be arranged to display and prompt the replacement of the refrigerant storage tank, and the buzzer arranged on the refrigerant storage assembly can also give an alarm to remind a user to replace the refrigerant storage tank.

In the embodiment, the refrigerated cabinets without the compressor and without the power supply are manufactured into module cabinets with different sizes, and the module cabinets can be assembled into vehicle-mounted integrated equipment and used for cold chain logistics of various vehicles, such as express delivery vehicles and take-away delivery vehicles; making into a community refrigerated cabinet or a refrigerated post house; making small and independent movable refrigerator, such as small vehicular refrigerator and container for courier to deliver; and is also suitable for the requirements of various cold chain environments.

A method for manufacturing a compressor-free refrigerator comprises the following steps:

step 1, bending and welding a refrigerated cabinet with an interlayer cavity by using a stainless steel plate, wherein an injection port and a vacuum pumping port are reserved in the interlayer cavity;

and 2, mixing the foaming material with the microbead particles, and injecting the mixture of the fluid foaming material and the microbead particles into the interlayer cavity through a filling port reserved in the interlayer cavity.

Step 3, connecting a vacuumizing port to vacuumizing equipment when the mixture of the foaming material and the microbeads is fixed, and vacuumizing the interlayer cavity to a vacuum value of 10-100 pa;

and 4, sealing the vacuumizing port, removing the vacuumizing equipment, and matching the refrigerating cabinet with the refrigerant storage assembly and the refrigerating sealing door.

step 1, bending and welding a refrigerating box inner shell and a refrigerating box outer shell with openings at one sides by using a stainless steel plate, reserving a vacuumizing port in the refrigerating box outer shell, and placing the refrigerating box inner shell into the refrigerating box outer shell;

step 2, mixing the foaming material with the micro-bead particles, solidifying the foaming material in a fluid state in a mould to manufacture an interlayer supporting part, and putting the interlayer supporting part into a gap between the outer shell of the refrigerating box and the inner shell of the refrigerating box;

step 3, welding and sealing the opening of the gap between the inner wall frame body and the outer wall frame body by using a stainless steel plate at one side of the opening of the inner wall frame body and the outer wall frame body to obtain the refrigerated cabinet with the interlayer cavity;

step 4, connecting the vacuumizing port with vacuumizing equipment, and vacuumizing the interlayer cavity to a vacuum value of 10-100 pa;

and 5, sealing the vacuumizing port, removing the vacuumizing equipment, and matching the refrigerating cabinet with the refrigerant storage assembly and the refrigerating sealing door.

Example 2

The difference from the first embodiment is that the inner wall of the refrigerator is not provided with a VIP composite heat insulation layer and a VIP inner protection plate.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. A non-compressor refrigeration container, comprising: the refrigerator comprises a refrigerated cabinet with a first accommodating cavity and a refrigerant storage assembly; the first accommodating cavity is provided with an opening, and the opening of the first accommodating cavity is provided with a refrigerating sealing door capable of being opened and closed;

a controllable pipeline is arranged between the refrigerant storage assembly and the first accommodating cavity and comprises a control part so that a refrigerant storage cavity arranged on the refrigerant storage assembly is communicated or disconnected with the first accommodating cavity;

an interlayer cavity is formed between the inner wall of the refrigerated cabinet and the outer wall of the refrigerated cabinet.

2. The compressor-less cooler of claim 1, wherein a pressure of air in said cavity is less than atmospheric pressure.

3. The compressor-free refrigerator as claimed in claim 1, wherein the interlayer cavity has an interlayer supporting member formed integrally by mixing a foaming material into beads, the beads having a diameter of less than 1mm, the beads comprising glass beads and/or perlite beads.

4. The non-compressor cooler of claim 3, wherein said cooler is made of stainless steel, said cooler is rectangular in shape, and said cooler is integrally formed; and a sealing strip is arranged between the opening of the first accommodating cavity and the refrigeration sealing door.

5. The compressor-less cooler of claim 3, wherein an auxiliary sealing door is disposed between said opening of said first receiving cavity and said refrigerating sealing door, said auxiliary sealing door being made of vacuum insulation panels.

6. The compressor-less cooler of claim 1, wherein said coolant storage assembly comprises a coolant cabinet connected to said cooler and a coolant storage tank disposed within said coolant cabinet, the refrigerant storage tank is used as the refrigerant storage cavity, the control part comprises an automatic controller, an electric control valve, a temperature sensor, a power supply and a pressure sensor, the probe of the temperature sensor is arranged in the first accommodating cavity and is electrically connected with the automatic controller, the pressure sensor is arranged between the controllable pipeline and the refrigerant storage tank, the pressure sensor is electrically connected with the automatic controller and can feed back to the automatic controller, a consumable harmless refrigerant is arranged in the refrigerant storage assembly, and an auxiliary heat insulation plate is laid on the inner wall of the first accommodating cavity.

7. The non-compressor refrigerator as claimed in claim 6, wherein the refrigerant cabinet has a second cavity with an upper opening, the second cavity has an openable and closable refrigerant cover movably connected to the upper opening, the refrigerant storage cavity has a partition member dividing the second cavity into a refrigerant tank receiving cavity and a control member receiving cavity, a refrigerant tank fixing member is disposed between an inner wall of the refrigerant tank receiving cavity and the refrigerant storage tank, the refrigerant tank fixing member is made of a foam material, and an outer wall of the refrigerant tank fixing member is engaged with the refrigerant tank receiving cavity, and the refrigerant tank fixing member has a refrigerant tank engaging groove matching an outer shape of the refrigerant storage tank.

8. The compressor-less cooler of claim 7, wherein a cooling medium pipe connector is formed on a side of the outer wall of the cooler connected to the cooling medium tank, the refrigerant cabinet is detachably connected with the refrigerated cabinet, the refrigerated cabinet is provided with a fixed part, the refrigerant cabinet is provided with a connecting part matched with the fixed part, the refrigerant cabinet is provided with a refrigerant pipe avoiding part corresponding to the position of the refrigerant pipe interface, the refrigerant pipe avoiding part is communicated with the control part accommodating cavity, when the refrigerant cabinet is arranged in the refrigerated cabinet, the refrigerant pipe interface is inserted into the control component accommodating cavity, the refrigerant pipeline is configured to connect the refrigerant pipe interface and the electric control valve, the refrigerant pipeline is configured to connect the electric control valve and the refrigerant storage tank, the refrigerant cabinet is embedded with an operation and control part, and the operation and control part comprises one or more of a display screen, a touch screen and a button.