CN217275060U - Air pressure balancing device for refrigerator door body, door body and refrigerator - Google Patents
Air pressure balancing device for refrigerator door body, door body and refrigerator Download PDFInfo
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- CN217275060U CN217275060U CN202123328157.1U CN202123328157U CN217275060U CN 217275060 U CN217275060 U CN 217275060U CN 202123328157 U CN202123328157 U CN 202123328157U CN 217275060 U CN217275060 U CN 217275060U
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- air pressure
- pressure balancing
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- balancing
- drying
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Abstract
The utility model provides an air pressure balancing device, which comprises an air pressure balancing piece, and comprises an air pressure balancing top wall provided with a plurality of first through holes and an air pressure balancing bottom wall provided with balancing holes, wherein a balancing part capable of covering the balancing holes is arranged between the air pressure balancing top wall and the air pressure balancing bottom wall; the drying piece is arranged above the air pressure balancing piece and is provided with a plurality of second through holes, a drying area is formed between the drying piece and the air pressure balancing top wall, and drying materials are placed in the drying area; the barrier piece is internally provided with an S-shaped channel, the upper end of the S-shaped channel is provided with an exhaust hole, the lower end of the S-shaped channel forms an air inlet hole, the barrier piece extends downwards along the air inlet hole at the lower end of the S-shaped channel to form an accommodating space, and the air pressure balancing piece and the drying piece are arranged in the accommodating space. The utility model discloses place dry material and set the passageway to the S type in the balance hole passageway, prevent that moisture from getting into the refrigerator and forming condensation or frosting and air conditioning and leaking.
Description
Technical Field
The utility model relates to a refrigeration plant technical field especially relates to an atmospheric pressure balancing unit, door body and refrigerator for the refrigerator door body.
Background
The refrigerator is low in storage temperature and pressure intensity, so that negative pressure is formed when the air pressure in the refrigerator is lower than the external atmospheric pressure, a door body is difficult to open easily, and the air pressure inside and outside the refrigerator is generally balanced by the air pressure balancing hole to solve the problem of difficulty in opening the door. However, in the actual use process, because the air pressure balance hole lug connection is outside, when introducing outside air, inside outside vapor got into the refrigerator simultaneously, meets cold as vapor, very easily forms condensation or frosting in the refrigerator is inside, and after the air pressure balance, still easily causes the air conditioning in the refrigerator to reveal. Therefore, only providing the air pressure balancing hole affects the user experience while also increasing the power consumption of the refrigerator.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an atmospheric pressure balancing unit for the refrigerator door body prevents that air conditioning from leaking when can balancing the inside and outside atmospheric pressure of refrigerator.
In order to realize one of the above objects of the present invention, an embodiment of the present invention provides an air pressure balancing device for a refrigerator door, including: the air pressure balancing piece comprises an air pressure balancing top wall and an air pressure balancing bottom wall, the air pressure balancing top wall is provided with a plurality of first through holes for air circulation, the air pressure balancing bottom wall is provided with balancing holes, a balancing part is arranged between the air pressure balancing top wall and the air pressure balancing bottom wall, and the balancing part can cover the balancing holes; the drying piece is arranged above the air pressure balancing piece and provided with a plurality of second through holes, a drying area is formed between the drying piece and the air pressure balancing top wall, and a drying material is placed in the drying area; the air pressure balancing piece and the drying piece are arranged in the accommodating space.
As a further improvement of an embodiment of the present invention, the air pressure balancing device for the refrigerator door body further includes a fixing member, the fixing member includes a fixing portion which is provided at the lower end of the air pressure balancing member and extends upward from the body, the fixing portion is a hollow structure with an upper end and a lower end open, and the air pressure balancing member and the drying member are surrounded.
As an embodiment of the present invention, the fixing portion includes a supporting sheet extending inward from the fixing portion, the air pressure balancing member is disposed on the supporting sheet, and the supporting sheet corresponds to the position of the balancing hole, and the third through hole is disposed on the position of the balancing hole.
As a further improvement of an embodiment of the present invention, the air pressure balance member further includes an air pressure balance side wall that is provided relatively, so that the balance portion can be placed in the air pressure balance member from a side where the air pressure balance side wall is not provided.
As a further improvement of an embodiment of the present invention, the fixing portion is located the mounting hole has been seted up to dry zone position department, the drying piece includes the buckle, the buckle is followed the drying piece downwardly extending forms, the buckle with the mounting hole cooperation makes the drying piece is fixed in on the fixing portion.
As an embodiment of the present invention, the fixing member further includes a joint portion, the joint portion extends upward from the body, so as to fix the air pressure balancing device and the refrigerator door.
As a further improvement of an embodiment of the present invention, the four joint portions are provided, and the interval is set around the fixing portion.
As a further improvement of an embodiment of the present invention, the balance portion is a light ball, and the diameter of the light ball is greater than the aperture of the balance hole.
The utility model also provides a door body, including door body and pressure balance device, pressure balance device is aforementioned a pressure balance device for the refrigerator door body, S type passageway lower extreme inlet port and outside air intercommunication, the exhaust hole with air conditioning intercommunication in the refrigerator.
The utility model also provides a refrigerator, a serial communication port, including the box and the door body, the door body is aforementioned door body.
Compared with the prior art, the utility model discloses a technological effect lies in: the utility model discloses on prior art sets up the basis of balancing hole, cover above the balancing hole and set up a balancing part, when the force of exerting when the inside and outside atmospheric pressure difference of refrigerator is greater than this balancing part and covers the balancing hole, the pressure differential lifts up this balancing part and makes the outside air get into the refrigerator through the balancing hole in, and place the moisture among the outside air and get into the refrigerator and form condensation or frost when dry material prevents atmospheric pressure balance in the passageway at balancing hole place, still set the passageway into the S type simultaneously, prevent that the inside air conditioning of refrigerator from passing through the passageway and leaking.
Drawings
Fig. 1 is a schematic structural diagram of a refrigerator in an embodiment of the present invention.
Fig. 2 is a schematic sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic structural diagram of an air pressure balancing device in an embodiment of the present invention.
Fig. 4 is a schematic view of another angle of the air pressure balancing apparatus shown in fig. 3.
Fig. 5 is a schematic sectional view taken along line B-B in fig. 4.
Fig. 6 is a schematic view of the fitting of fig. 5 with its internal components engaged.
Figure 7 is a schematic view of an alternate angle of engagement of the fastener shown in figure 6 and its internal components.
Fig. 8 is a schematic cross-sectional view taken along line C-C of fig. 7.
100. A refrigerator; 110. a box body; 120. a door body; 121. a housing; 122. an inner container; 123. a lower decorative strip; 1231. disassembling the hole; 10. an air pressure balancing device; 1. an air pressure balancing member; 11. an air pressure balance top wall; 111. a first through hole; 12. a pressure balancing bottom wall; 121. a balance hole; 13. a light ball; 14. a pressure-balanced sidewall; 2. drying the part; 21. a second through hole; 22. buckling; 23. drying the material; 3. a barrier; 31. an S-shaped channel; 311. an exhaust hole; 312. an air inlet; 4. a fixing member; 41. a body; 42. a fixed part; 421. a support sheet; 4211. a third through hole; 422. mounting holes; 43. a clamping part.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.
Terms used herein such as "upper," "above," "lower," "below," and the like refer to relative spatial positions in order to describe one element or feature's relationship to another element or feature as illustrated in the figures for ease of description. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Also, it should be understood that, although the terms first, second, etc. may be used herein to describe various elements or structures, these described elements should not be limited by these terms. These terms are only used to distinguish these descriptive objects from one another. For example, a first via may be referred to as a second via, and similarly a second via may also be referred to as a first via, without departing from the scope of the present application.
The embodiment of the utility model provides an air pressure balancing unit 10 for refrigerator door body, this air pressure balancing unit 10 sets up on refrigerator 100's door body 120 for balanced refrigerator 100 inside and outside atmospheric pressure, as shown in fig. 1-2, wherein, refrigerator 100 is including being formed with the box 110 and the door body 120 of refrigeration compartment, and door body 120 includes shell 121, inner bag 122 and lower trim 123, and air pressure balancing unit 10 sets up under on trim 123, between shell 121 and the inner bag 122. Therefore, the present invention further provides a door 120 and a refrigerator 100 provided with the air pressure balancing device 10.
As shown in fig. 3 to 5, the air pressure balancing device 10 for a refrigerator door comprises an air pressure balancing member 1, which includes an air pressure balancing top wall 11 and an air pressure balancing bottom wall 12, wherein the air pressure balancing top wall 11 is provided with a plurality of first through holes 111 for air to circulate, the air pressure balancing bottom wall 12 is provided with a balancing hole 121, and a balancing part is arranged between the air pressure balancing top wall 11 and the air pressure balancing bottom wall 12, and the balancing part can cover the balancing hole 121; the drying part 2 is arranged above the air pressure balancing part 1 and is provided with a plurality of second through holes 21, a drying area is formed between the drying part 2 and the air pressure balancing top wall 11, and a drying material 23 is placed in the drying area; the barrier 3 is internally provided with an S-shaped channel 31, the upper end of the S-shaped channel 31 is provided with an exhaust hole 311, the lower end of the S-shaped channel 31 is provided with an air inlet hole 312, the barrier 3 extends downwards along the air inlet hole 312 at the lower end of the S-shaped channel 31 to form an accommodating space, and the air pressure balance part 1 and the drying part 2 are arranged in the accommodating space.
Specifically, the air outlet 311 at the upper end of the S-shaped channel 31 is communicated with the refrigerating compartment, and the accommodating space below the air inlet 312 is communicated with the outside air; the balancing part is a light ball 13, and the diameter of the light ball 13 is larger than the aperture of the balancing hole 121, preferably, the light ball 13 is a rubber ball, a plastic ball or a foam ball. When the refrigerator 100 is used specifically, the air pressure in the refrigerating chamber is reduced due to refrigeration, when the difference between the external atmospheric pressure and the air pressure in the refrigerating chamber is greater than the gravity of the light ball 13, the light ball 13 floats upwards due to the pressure difference, the external air flows to the drying area through the balance hole 121 and the first through hole 111 of the air pressure balancing member 1, and after the drying material 23 in the drying area adsorbs moisture in the air, the air flows to the S-shaped channel 31 from the second through hole 21 and flows into the refrigerating chamber from the exhaust hole 311 of the S-shaped channel 31 to balance the air pressure. After the air pressure in the refrigerating chamber is balanced, the difference value between the external atmospheric pressure and the air pressure in the refrigerating chamber is smaller than the gravity of the light small ball 13, and the light small ball 13 falls back to block the balance hole 121 to prevent the cold air in the refrigerating chamber from leaking. The balance process can balance the pressure difference between the inside and the outside of the refrigeration chamber in time, so that great pulling force is not needed when the door is opened, and the frosting of the refrigeration chamber caused by the moisture in the air can be avoided. Meanwhile, the S-shaped channel 31 in the air pressure balancing device 10 can block the leakage of cold air in the refrigerating chamber compared with the straight channel in the prior art, so as to prevent the leakage of cold air and avoid unnecessary increase of energy consumption.
Further, the balance portion may also be a baffle or other light-weight substance capable of blocking the balance hole 121 and being airtight.
Further, as shown in fig. 5-8, the air pressure balancing device 10 further includes a fixing member 4, the fixing member 4 includes a body 41 disposed at the lower end of the air pressure balancing member 1, a fixing portion 42 extending upward along the body 41, and a fastening portion 43, the fixing portion 42 is a hollow structure with open upper and lower ends, and surrounds the air pressure balancing member 1 and the drying member 2, and the outer side of the fixing portion 42 is closely attached to the inner side of the downward extending portion of the blocking member 3 from the lower air inlet 312 of the S-shaped channel 31. The fixing portion 42 includes a supporting piece 421 extending inward from the fixing portion 42, the air pressure balance member 1 is disposed on the supporting piece 421, and a third through hole 4211 is disposed at a position of the supporting piece 421 corresponding to the balance hole 121 for air circulation.
The fixing portion 42 is located at the position of the drying area and is provided with a mounting hole 422, the drying part 2 comprises a buckle 22, the buckle 22 extends downwards along the drying part 2 to form, and the buckle 22 is matched with the mounting hole 422 to fix the drying part 2 on the fixing portion 42.
Further, the air pressure balance member 1 further includes an air pressure balance side wall 14 disposed oppositely, so that the light ball 13 can be placed in the air pressure balance member 1 from the side where the air pressure balance side wall 14 is not disposed.
When the air pressure balance device 10 is assembled, the light ball 13 is placed in the air pressure balance piece 1 from the side surface without the air pressure balance side wall 14, the air pressure balance piece 1 is placed in the fixing part 42 from the opening above the fixing part 42 and falls on the support sheet 421, the drying piece 2 is clamped into the mounting hole 422 through the buckle 22, so that the drying piece 2 is fixed on the fixing part 42, finally, the fixing part 42 of the fixing part 4, the air pressure balance piece 1 in the fixing part 42 and the drying piece 2 extend into the accommodating space of the barrier piece 3, and the lower end of the barrier piece 3 can be fixedly connected with the body 41 through an adhesive tape or other detachable modes such as screws.
Further, the lower molding 123 of the door 120 is provided with a dismounting hole 1231 matched with the body 41 of the fixing member 4 in size; there are four clamping parts 43, which are arranged around the fixing part 42 at intervals. The fixing member 4 is clamped on the lower decorative strip 123 of the door body 120, and when the drying material 23 fails, the fixing member 4, the air pressure balance member 1 arranged on the supporting sheet 421 and the drying member 2 fixed on the fixing member 4 can be taken out of the door body 120 through the dismounting hole 1231, and then the drying material 23 can be replaced.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. An air pressure balancing device for a refrigerator door body is characterized by comprising:
the air pressure balancing piece comprises an air pressure balancing top wall and an air pressure balancing bottom wall, the air pressure balancing top wall is provided with a plurality of first through holes for air circulation, the air pressure balancing bottom wall is provided with balancing holes, a balancing part is arranged between the air pressure balancing top wall and the air pressure balancing bottom wall, and the balancing part can cover the balancing holes;
the drying piece is arranged above the air pressure balancing piece and provided with a plurality of second through holes, a drying area is formed between the drying piece and the air pressure balancing top wall, and a drying material is placed in the drying area;
the barrier piece is internally provided with an S-shaped channel, the upper end of the S-shaped channel is provided with an exhaust hole, the lower end of the S-shaped channel forms an air inlet hole, the barrier piece extends downwards along the air inlet hole at the lower end of the S-shaped channel to form an accommodating space, and the air pressure balancing piece and the drying piece are arranged in the accommodating space.
2. The air pressure balancing device for the refrigerator door according to claim 1,
the fixing part comprises a body arranged at the lower end of the air pressure balancing part and a fixing part extending upwards along the body, the fixing part is of a hollow structure with an upper end and a lower end opened, and the air pressure balancing part and the drying part are surrounded by the fixing part.
3. The air pressure balancing device for the refrigerator door according to claim 2,
the fixing part comprises a supporting sheet extending inwards from the fixing part, the air pressure balancing piece is arranged on the supporting sheet, and a third through hole is formed in the position, corresponding to the balancing hole, of the supporting sheet.
4. The air pressure balancing device for the refrigerator door according to claim 3,
the air pressure balancing piece also comprises air pressure balancing side walls which are oppositely arranged, so that the balancing part can be placed in the air pressure balancing piece from the side surface without the air pressure balancing side walls.
5. The air pressure balancing device for the refrigerator door according to claim 4,
the fixing part is located drying zone position department has seted up the mounting hole, the drying part includes the buckle, the buckle is followed the drying part downwardly extending forms, the buckle with the mounting hole cooperation makes the drying part is fixed in on the fixing part.
6. The air pressure balancing device for the refrigerator door according to claim 5,
the fixing piece further comprises a clamping portion, and the clamping portion extends upwards from the body and is used for fixing the air pressure balancing device to the refrigerator door body.
7. The air pressure balancing device for the refrigerator door according to claim 6,
the clamping parts are four and are arranged around the fixing part at intervals.
8. The air pressure balancing device for the refrigerator door according to claim 1,
the balancing part is a light ball, and the diameter of the light ball is larger than the aperture of the balancing hole.
9. A door body comprises a door body and an air pressure balancing device, and is characterized in that the air pressure balancing device is the air pressure balancing device for the refrigerator door body according to any one of claims 1 to 8, an air inlet at the lower end of the S-shaped channel is communicated with the outside air, and the exhaust hole is communicated with cold air in the refrigerator.
10. A refrigerator, characterized by comprising a refrigerator body and a door body, wherein the door body is the door body according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123328157.1U CN217275060U (en) | 2021-12-27 | 2021-12-27 | Air pressure balancing device for refrigerator door body, door body and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123328157.1U CN217275060U (en) | 2021-12-27 | 2021-12-27 | Air pressure balancing device for refrigerator door body, door body and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217275060U true CN217275060U (en) | 2022-08-23 |
Family
ID=82891262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123328157.1U Active CN217275060U (en) | 2021-12-27 | 2021-12-27 | Air pressure balancing device for refrigerator door body, door body and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217275060U (en) |
-
2021
- 2021-12-27 CN CN202123328157.1U patent/CN217275060U/en active Active
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