CN218821189U

CN218821189U - Side-by-side combination refrigerator with pressure relief structure

Info

Publication number: CN218821189U
Application number: CN202223220152.1U
Authority: CN
Inventors: 李湛初; 邵志隆; 龚野
Original assignee: Guangdong Homa Refrigerator Co Ltd
Current assignee: Guangdong Homa Refrigerator Co Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-07
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a be provided with pressure release structure's side by side refrigerator, including box, chamber door, walk-in, freezer, return air foam block, extension pipe, fixed lid, set up in fixed perforation, the pin joint that covers in fixed the gasket of opening and close of covering. When the box door is opened, the corresponding refrigerating chamber and the freezing chamber can be driven to generate airflow towards the direction of the box door, the pulling force generated when a user opens the box door is indirectly transmitted to the opening and closing sealing sheet through the change of air pressure, the opening and closing sealing sheet is lifted, and the box body is internally and externally communicated through the through hole, so that the refrigerating chamber, the freezing chamber and the external air pressure are balanced, and the box door can be smoothly opened. And through this scheme, when the atmospheric pressure in walk-in and the freezer was crossed lowly, opened and close the gasket and also can be lifted automatically under the effect of inside and outside air pressure difference to guarantee that the atmospheric pressure in walk-in and the freezer is unlikely to cross lowly, walk-in and freezer share an extension pipe and fixed lid and open and close the gasket, make pressure release structure's arrangement also simpler.

Description

Side-by-side combination refrigerator with pressure relief structure

Technical Field

The utility model relates to a side by side combination refrigerator, especially a side by side combination refrigerator who is provided with pressure release structure.

Background

In order to ensure the refrigerating capacity of the refrigerator, after the refrigerator door is closed, the air in the refrigerating chamber and the freezing chamber is in a sealed circulation state, under the state, the volume of the air can be reduced after being cooled, but the space in the refrigerator body can not be reduced, the air pressure in the refrigerating chamber and the freezing chamber is reduced, the refrigerator door is firmly pressed on the refrigerator by the external air pressure, the larger the volumes in the refrigerating chamber and the freezing chamber are, the larger the pressure generated by the air pressure is, the more difficult the opening of the refrigerator door is, therefore, in some large refrigerators, in order to ensure the convenience of opening the refrigerator door, an induction switch can be generally arranged on a handle of the refrigerator door, and meanwhile, an electromagnetic vent valve is arranged on the refrigerator body.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, an object of the present invention is to provide a side by side combination refrigerator with simple and stable pressure release structure.

The utility model discloses a technical scheme that the solution problem adopted is: a side by side combination refrigerator provided with a pressure relief structure, comprising:

the refrigerator comprises a refrigerator body, a refrigerating chamber and a freezing chamber are arranged on the front face of the refrigerator body in parallel, a center beam plate used for separating the refrigerating chamber from the freezing chamber is arranged on the refrigerator body, refrigerator doors which cover the refrigerating chamber and the freezing chamber respectively are arranged on the refrigerator body, one side of each refrigerator door covers the outer end face of the center beam plate, and a first communication hole communicated with the refrigerating chamber and a second communication hole communicated with the freezing chamber are formed in the center beam plate;

the return air foam block is arranged at the rear end of the box body and inserted into the center beam plate, a main channel is arranged in the return air foam block, and two sub-channels respectively extending to the first communicating hole and the second communicating hole are arranged at the tail end of the main channel;

the extension pipe, the extension pipe with the main entrance is linked together, the extension bottom of the tube is provided with fixed lid, fixed lid surface is provided with the perforation that runs through from top to bottom and be linked together with the extension, the inboard pin joint of fixed lid has the open and close gasket, open and close the gasket and seal under the action of gravity the perforation, the chamber door can drive when opening for walk-in or freezer open thereby open the gasket turn up.

As a further improvement of the technical scheme, a part bin is arranged at the bottom of the box body, a ventilation hole communicated with the part bin is formed in the box body, and the tail end of the extension pipe is located in the part bin.

As a further improvement of the above technical scheme, the fixed lid inboard is provided with the first crown plate of inner ring and is located the second crown plate of first crown plate periphery, it is inboard that the perforation is located first crown plate, first crown plate week side is provided with first breach, and the first crown plate lower extreme that is located first breach both sides is provided with the pin joint draw-in groove of bending towards the fixed lid middle part, the one side of opening and close the gasket is provided with the connecting plate and is located the pin joint axle of connecting plate tip both sides, the pin joint axle is inserted and is located just make in the pin joint draw-in groove the connecting plate is located first breach, be provided with a plurality of elastic plates on the second crown plate, the elastic plate inboard is provided with the pothook, the extension bottom of tubes is inserted and is located between first crown plate and the second crown plate and the extension inside pipe wall is located the first breach outside, extension bottom of tubes periphery is provided with the annular boss that supplies the pothook to hook.

As a further improvement of the technical scheme, a second notch is formed in the second annular plate, and a positioning convex plate located in the second notch is arranged on the periphery of the bottom of the extension pipe.

As a further improvement of the above technical solution, the second notch is located outside the first notch.

As a further improvement of the technical scheme, the extension pipe is vertically arranged, and the inner side surface of the fixed cover and the horizontal plane form an included angle of 0-45 degrees.

As a further improvement of the above technical solution, it is preferable that a rubber gasket located on the periphery of the through hole and abutting against the edge of the open/close sealing piece is provided on the inner side of the fixed cover.

The utility model has the advantages that: when any box door is opened, the corresponding refrigerating chamber and the freezing chamber can be driven to generate airflow towards the direction of the box door, the pulling force generated when a user opens the box door is indirectly transmitted to the opening and closing sealing sheet through the change of air pressure, the volumes in the refrigerating chamber and the freezing chamber are increased at the same time, the air pressure in the refrigerating chamber and the freezing chamber is further reduced, the opening and closing sealing sheet is lifted under the combined action of the external air pressure, the airflow in the box body and the pulling force applied by the user, the interior and the exterior of the box body are conducted through the through hole, and then the refrigerating chamber, the freezing chamber and the external air pressure are balanced, and the box door can be smoothly opened. And through this scheme, when the atmospheric pressure in walk-in and the freezer was crossed lowly, opened and close the gasket and also can be lifted automatically under the effect of inside and outside air pressure difference to guarantee that the atmospheric pressure in walk-in and the freezer is unlikely to cross lowly, walk-in and freezer share an extension pipe and fixed lid and open and close the gasket, make pressure release structure's arrangement also simpler.

Drawings

The invention will be further explained with reference to the drawings and the detailed description.

Fig. 1 is a schematic front structural view of a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the back structure of the preferred embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the return air foam block and the extension pipe of the present invention;

FIG. 4 is an exploded view of FIG. 3;

FIG. 5 is a schematic view showing the structure of the engagement between the fixing cover and the opening/closing sealing piece;

FIG. 6 is a schematic structural view of opening and closing the sealing piece;

fig. 7 is a schematic structural view of the fixing cover.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, 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 there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 7, a side by side combination refrigerator provided with a pressure relief structure includes:

the refrigerator comprises a box body 10, wherein a refrigerating chamber 12 and a freezing chamber 13 are arranged on the front surface of the box body 10 in parallel, a middle beam plate 11 for separating the refrigerating chamber 12 from the freezing chamber 13 is arranged on the box body 10, box doors for respectively covering the refrigerating chamber 12 and the freezing chamber 13 are arranged on the box body 10, one side of each box door is covered on the outer end surface of the middle beam plate 11, and a first communication hole 14 communicated with the refrigerating chamber 12 and a second communication hole communicated with the freezing chamber 13 are arranged on the middle beam plate 11;

the air return foam block 20 is arranged at the rear end of the box body 10 and inserted into the center beam plate 11, a main channel 21 is arranged in the air return foam block 20, and two sub-channels 22 which respectively extend to the first communicating hole 14 and the second communicating hole are arranged at the tail end of the main channel 21;

the extension pipe 30, the extension pipe 30 with the main entrance 21 is linked together, the extension pipe 30 bottom is provided with fixed lid 40, fixed lid 40 surface is provided with the perforation 41 that runs through from top to bottom and is linked together with the extension pipe 30, the inboard pin joint of fixed lid 40 has the open and close gasket 50, open and close gasket 50 seals perforation 41 under the action of gravity, and the chamber door can drive open and close gasket 50 and turn up when opening for cold-storage chamber 12 or freezer 13 thereby open perforation 41.

When any door is opened, the corresponding refrigerating chamber 12 and freezing chamber 13 are driven to generate airflow towards the door direction, the pulling force generated when a user opens the door is indirectly transmitted to the opening and closing sealing sheet 50 through the change of air pressure, meanwhile, the volumes in the refrigerating chamber 12 and the freezing chamber 13 are increased, the air pressure in the refrigerating chamber 12 and the freezing chamber 13 is further reduced, the opening and closing sealing sheet 50 is lifted under the combined action of the external air pressure, the airflow in the box body 10 and the pulling force applied by the user, the inside and the outside of the box body 10 are conducted through the through hole 41, the air pressure in the refrigerating chamber 12, the freezing chamber 13 and the outside are further balanced, and the door can be smoothly opened. And through this scheme, when the atmospheric pressure in the cold storage 12 and the freezer 13 is too low, open and close the gasket 50 and will be lifted automatically under the influence of inside and outside air pressure difference too, thus guarantee the atmospheric pressure in cold storage 12 and the freezer 13 is unlikely to be too low, cold storage 12 and freezer 13 share an extension 30 and fixed cover 40 and open and close gasket 50, make the arrangement of the pressure release structure simpler too.

Further preferably, a part bin 15 is arranged at the bottom of the box body 10, a ventilation hole communicated with the part bin 15 is formed in the box body 10, and the tail end of the extension pipe 30 is located in the part bin 15.

The end of the extension pipe 30 may also be extended directly to the outside of the case 10.

Further optimize, it is preferred that fixed lid 40 inboard is provided with the first crown plate 42 of inner ring and is located the second crown plate 43 of first crown plate 42 periphery, perforation 41 is located first crown plate 42 inboard, first crown plate 42 week side is provided with first breach 421, and the first crown plate 42 lower extreme that is located first breach 421 both sides is provided with towards fixed lid 40 middle part crooked pivot draw-in groove 422, the one side of opening and close gasket 50 is provided with connecting plate 51 and the pivot axle 52 that is located connecting plate 51 tip both sides, pivot axle 52 insert locate in the pivot draw-in groove 422 and make connecting plate 51 is located first breach 421, be provided with a plurality of elastic plates 431 on the second crown plate 43, the elastic plate 431 inboard is provided with pothook 432, extension pipe 30 is inserted and is located between first crown plate 42 and the second crown plate 43 and the extension pipe 30 inner wall is located the first breach 421 outside, extension pipe 30 bottom periphery is provided with the annular boss 31 that supplies pothook 432. During installation, the opening and closing sealing piece 50 is placed into the first annular plate 42, the connecting plate 51 is located in the first notch 421, the opening and closing sealing piece 50 is pulled towards the middle of the fixing cover 40, the pivot shaft 52 is clamped into the pivot clamping groove 422, the fixing cover 40 covers the bottom of the extension pipe 30 from the bottom, the pipe wall of the extension pipe 30 is inserted between the first annular plate 42 and the second annular plate 43, meanwhile, the clamping hook 432 is hooked on the annular boss 31 on the periphery of the extension pipe 30, the pipe wall of the extension pipe 30 is located on the outer side of the first notch 421, the pivot shaft 52 is limited to withdraw from the pivot groove, the opening and closing sealing piece 50 is fixed, and the first notch 421 can enable the connecting plate 51 to drive the opening and closing sealing piece 50 to swing smoothly.

Preferably, a second notch 433 is formed in the second annular plate 43, and a positioning protruding plate 32 located in the second notch 433 is disposed on the outer periphery of the bottom of the extension pipe 30. On this basis, the second indentation 433 is preferably located outside the first indentation 421.

In this embodiment, it is preferable that the extension pipe 30 is vertically disposed, and an included angle of 0-45 degrees is formed between the inner side surface of the fixing cover 40 and the horizontal plane.

In other embodiments, the fixing cap 40 is provided with an external thread at the outer circumference thereof, and the extension pipe 30 is provided with an internal thread at the bottom thereof, into which the fixing cap 40 is screwed, thereby completing the fixing of the fixing cap 40.

Preferably, a rubber gasket is disposed on the inner side of the fixed cover 40 and located on the periphery of the through hole 41, and the rubber gasket is used for abutting the edge of the opening/closing sealing piece 50, so as to ensure the sealing performance when the opening/closing sealing piece 50 covers the through hole 41.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a be provided with pressure release structure's side by side refrigerator which characterized in that includes:

the refrigerator comprises a refrigerator body (10), wherein a refrigerating chamber (12) and a freezing chamber (13) are arranged in parallel on the front face of the refrigerator body (10), a middle beam plate (11) used for separating the refrigerating chamber (12) from the freezing chamber (13) is arranged on the refrigerator body (10), refrigerator doors which respectively cover the refrigerating chamber (12) and the freezing chamber (13) are arranged on the refrigerator body (10), one side of each refrigerator door covers the outer end face of the middle beam plate (11), and a first communication hole (14) communicated with the refrigerating chamber (12) and a second communication hole communicated with the freezing chamber (13) are formed in the middle beam plate (11);

the air return foam block (20) is arranged at the rear end of the box body (10) and inserted into the middle beam plate (11), a main channel (21) is arranged in the air return foam block (20), and two sub-channels (22) extending to the first communicating hole (14) and the second communicating hole respectively are arranged at the tail end of the main channel (21);

extension pipe (30), extension pipe (30) with main entrance (21) are linked together, extension pipe (30) bottom is provided with fixed lid (40), fixed lid (40) surface is provided with perforation (41) that run through from top to bottom and be linked together with extension pipe (30), fixed lid (40) inboard pin joint has to open and close gasket (50), it seals under the action of gravity to open and close gasket (50) perforation (41), and the chamber door can drive when opening for freezer (12) or freezer (13) open and close gasket (50) thereby turn up and open perforation (41).

2. The side by side refrigerator provided with the pressure relief structure as recited in claim 1, wherein:

the box body (10) bottom is provided with part storehouse (15), be provided with the ventilation hole that is linked together with part storehouse (15) on box body (10), extension pipe (30) end is located in part storehouse (15).

3. The side by side refrigerator provided with the pressure relief structure as recited in claim 1, wherein:

fixed lid (40) inboard is provided with first crown plate (42) of inner ring and second crown plate (43) that are located first crown plate (42) periphery, it is inboard that perforation (41) are located first crown plate (42), first crown plate (42) week side is provided with first breach (421), and first crown plate (42) lower extreme that is located first breach (421) both sides is provided with towards fixed lid (40) middle part crooked pin joint draw-in groove (422), the one side of opening and close gasket (50) is provided with connecting plate (51) and pin joint axle (52) that is located connecting plate (51) tip both sides, pin joint axle (52) are inserted and are located pin joint draw-in groove (422) are interior and make connecting plate (51) are located first breach (421), be provided with a plurality of elastic plates (431) on second crown plate (43), elastic plate (431) inboard is provided with pothook (432), extension pipe (30) bottom is inserted and is located between first crown plate (42) and second crown plate (43) and extension pipe (30) inner wall is located the first breach (421), and the periphery extension pipe (31) are provided with the boss (432).

4. The side-by-side refrigerator provided with a pressure relief structure according to claim 3, wherein:

the second ring plate (43) is provided with a second notch (433), and the periphery of the bottom of the extension pipe (30) is provided with a positioning convex plate (32) located in the second notch (433).

5. The side by side refrigerator provided with the pressure relief structure according to claim 4, wherein:

the second gap (433) is positioned outside the first gap (421).

6. The side-by-side refrigerator provided with a pressure relief structure as claimed in claim 1, wherein:

the extension pipe (30) is vertically arranged, and the inner side surface of the fixed cover (40) forms an included angle of 0-45 degrees with the horizontal plane.

7. The side-by-side refrigerator provided with a pressure relief structure as claimed in claim 1, wherein:

the inner side of the fixed cover (40) is provided with a rubber sealing gasket which is positioned on the peripheral side of the perforation (41) and used for abutting the edge of the opening and closing sealing sheet (50).