CN201748748U - Refrigerating device - Google Patents
Refrigerating device Download PDFInfo
- Publication number
- CN201748748U CN201748748U CN201020214979XU CN201020214979U CN201748748U CN 201748748 U CN201748748 U CN 201748748U CN 201020214979X U CN201020214979X U CN 201020214979XU CN 201020214979 U CN201020214979 U CN 201020214979U CN 201748748 U CN201748748 U CN 201748748U
- Authority
- CN
- China
- Prior art keywords
- refrigerating plant
- permeability cell
- internal diameter
- spool
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000035699 permeability Effects 0.000 claims description 48
- 230000007704 transition Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a refrigerating device comprising a box body and a door body which is hinged with the box body; the box wall of the box body which is contacted with the door body is provided with at least one one-way valve which is communicated with the outside environment from the inside of the box body; and in a free state, the one-way valve is closed. Because the box wall of the box body which is contacted with the door body is provided with at least one one-way valve which is communicated with the outside environment form the inside of the box body and the one-way valve is closed in the free state, i.e. the valve body is closed without external force, the sealing performance in the box body can be ensured; and when the door body is opened, a valve core moves externally under the action of external force, so that air outside the box enters the box, the internal and external pressure of the box are balanced, and the door body is easy to open.
Description
Technical field
The utility model relates to refrigeration technology field, more particularly, relates to a kind of refrigerating plant.
Background technology
At present, domestic refrigerating plant (refrigerator, refrigerator) industry is competitively developed energy-saving serial refrigerating plant to attract the consumer.Thereby strengthen the air-tightness of gasket by the suction that increases gasket, reach the refrigerating plant purpose of energy saving by reducing leaking of cold air.Technique scheme is the method that each producer generally adopts, but because of the refrigerating plant casing is a sealed space, refrigeration rear box internal pressure is less than the case external pressure, therefore the problem of thereupon bringing be Men Tiyu box mouth frame inhale tension, thereby cause the difficulty of opening the door, particularly at overcast and rainy wet weather, contradiction is particularly outstanding.
For fear of the drawback of the difficulty of opening the door, on gasket, beat air-vent now, make in the case and case external pressure balance.Though can solve the problem of difficulty of opening the door like this, but on gasket, beat air-vent, not only influence outward appearance, and owing to communicate all the time with the outer atmosphere of case in the case, box sealing is bad, heat insulating ability is poor, causes the unnecessary waste of the energy.
The utility model content
The purpose of this utility model is one of to solve the problems of the technologies described above at least.
For this reason, the utility model proposes a kind of refrigerating plant, this refrigerating plant can solve the problem of the difficulty of opening the door under the situation that guarantees the casing inner sealing.
For achieving the above object, the utility model provides following technical scheme:
A kind of refrigerating plant comprises casing and door body, and described casing is provided with at least one check valve by the outside conducting of box house with the tank wall that described door body contacts, and under free state, described check valve is in closed condition.
Wherein, in above-mentioned refrigerating plant, this check valve specifically comprises valve body and is arranged on the interior spool of this valve body, comprises that also an end links to each other with described spool, the spring that the other end links to each other with described valve body.
Wherein, in above-mentioned refrigerating plant, described spring is fixed on the described valve body by support.
Wherein, in above-mentioned refrigerating plant, the valve body of this check valve is inclined relative to horizontal setting, and this valve body is positioned at the vertical height that vertically highly is lower than the other end of box house one end.
Wherein, in above-mentioned refrigerating plant, described valve body specifically comprises:
Be inserted on the cabinet wall, and first permeability cell that is inclined relative to horizontal, wherein, described spool is located in described first permeability cell;
One end inserts second permeability cell of the described first permeability cell inside, and the aperture of second permeability cell is less than the maximum outside diameter of described spool.
Wherein, in above-mentioned refrigerating plant, described spool is a spheroid.
Wherein, in above-mentioned refrigerating plant, the internal diameter of first internal diameter tube at the contiguous box house of described first permeability cell place is less than the maximum outside diameter of described spool, the internal diameter of second internal diameter tube at the contiguous second permeability cell place is greater than the maximum outside diameter of described spool, the inside of the transition conduit between described first internal diameter tube and second internal diameter tube is bellmouth, the diameter of this bellmouth one end equates that with the internal diameter of first internal diameter tube diameter of the other end equates with the internal diameter of second internal diameter tube.
Wherein, in above-mentioned refrigerating plant, described first permeability cell also comprises the location division that gets to the peripheral direction extension along cabinet wall.
Wherein, in above-mentioned refrigerating plant, described second permeability cell and box mouth frame are integral structure.
Wherein, in above-mentioned refrigerating plant, the port of described second permeability cell and casing exterior is provided with filter grid.
Wherein, in above-mentioned refrigerating plant, the angle of inclination of described check valve is 10～45 °.
Wherein, in above-mentioned refrigerating plant, this refrigerating plant is refrigerator or refrigerator.
From above-mentioned technical scheme as can be seen, the utility model embodiment is by being provided with at least one check valve by the outside conducting of box house on casing and the tank wall that contacts of door body, and under free state, this check valve is in closed condition.Promptly this valve body is in closed condition under the state that is not subjected to external force, therefore can guarantee the sealing of box house; When opening the door body, because spool is subjected to the effect of external force, spool outwards moves, thereby makes the case outer air enter in the case, the case internal and external pressure balance, thus make the door body open easily.
Description of drawings
The partial structurtes schematic diagram of the refrigerating plant casing that Fig. 1 provides for the utility model embodiment;
The partial structurtes schematic diagram of the refrigerating plant casing that Fig. 2 provides for another embodiment of the utility model;
Fig. 3 is that the A of Fig. 2 is to schematic diagram;
Fig. 4 is that the B of Fig. 2 is to schematic diagram;
The structural representation of first permeability cell that Fig. 5 provides for the utility model embodiment.
The specific embodiment
The basic thought that the utility model addresses the above problem is: setting and makes it be in closed condition under free state by the check valve of the outside conducting of box house on the casing of refrigerating plant and tank wall that the door body contact.Promptly this valve body is in closed condition under the state that is not subjected to external force, therefore can guarantee the sealing of box house; When opening the door body, because spool is subjected to the effect of external force, spool outwards moves, thereby makes the case outer air enter in the case, the case internal and external pressure balance, thus reach the purpose that a body is opened easily.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 1, the partial structurtes schematic diagram of the refrigerating plant casing that Fig. 1 provides for the utility model embodiment.
Wherein, 101 is the box mouth frame, and 102 is valve body, and 103 is spool.
The refrigerating plant that the utility model provides (refrigerator, refrigerator), the door body that comprises casing and cooperate with this casing, wherein, casing is provided with at least one check valve by the outside conducting of box house with the tank wall that described door body contacts, the quantity of this check valve can be for a plurality of, concrete check valve quantity can be determined according to the size of refrigerating plant, for the bigger refrigerating plant of volume, can be by a plurality of check valves being set making the air conducting inside and outside the casing faster on the tank wall, thus the easier opening door body of beating.The valve body 102 of this check valve is inclined relative to horizontal setting, and this valve body 102 is positioned at the vertical height that vertically highly is lower than the other end of box house one end.The angle of inclination of this check valve preferably is controlled between 10～45 °.
In sum, the utility model embodiment by setting on casing and the tank wall that contacts of door body by the check valve of the outside conducting of box house, and make the valve body of check valve be inclined relative to horizontal setting, valve body is positioned at the vertical height that vertically highly is lower than the other end of box house one end, promptly this valve body tilts to the box house below, be positioned at valve body 102 spool 103 can since the effect of gravity to lower slider, thereby guarantee this check valve place 102 in closed condition, therefore can guarantee the sealing of box house; The moment of opening the door, owing to the change of valve body 102 internal volumes that are positioned at spool 103 upper ends is big, make and be positioned at the air pressure of the air pressure of spool 103 upper ends in the valve body 102 less than spool 103 lower ends, thereby make spool 103 overcome gravity and with the frictional force of valve body 102, spool 103 moves up, the case outer air enters in the case, the case internal and external pressure balance, thus make the door body open easily.
See also Fig. 2, the partial structurtes schematic diagram of the refrigerating plant casing that Fig. 2 provides for another embodiment of the utility model.
Wherein, 201 is the box mouth frame, and 202 is first permeability cell, and 203 is spool, and 204 is second permeability cell.
In the present embodiment, the valve body of replacing among the last embodiment with first permeability cell 202 and second permeability cell 204.
Wherein, first permeability cell 202 is arranged on the cabinet wall, and be inclined relative to horizontal, spool 203 is located in first permeability cell 202.Second permeability cell, 204 1 ends insert first permeability cell, 202 inside.First permeability cell 202 and box house communicate, second permeability cell 204 and casing exterior, and the guard box inside and outside can conducting.The angle of inclination of this first permeability cell 202 preferably is controlled between 10～45 °.
The aperture of this second permeability cell 204 is less than the maximum outside diameter of spool 203.In the time of can guaranteeing like this to open refrigerating plant door body, spool 203 can not flow out the casing outside by second permeability cell 204 from first permeability cell 202.Spool 203 is a spheroid, and spherical spool rolling effect is good, can guarantee the sealing of box house fast, and certain spool of the present utility model also can be centrum or its allothimorph.
See also Fig. 5, the structural representation of first permeability cell that Fig. 5 provides for the utility model embodiment.
Wherein, 2021 is the location division, and 2022 is first internal diameter tube, and 2023 is transition conduit, and 2024 is second internal diameter tube.
First permeability cell, the 202 contiguous box house places that the utility model provides are the maximum outside diameter of the internal diameter of first internal diameter tube, 2022, the first internal diameter tube 2022 less than spool, can guarantee that promptly spool can not pass first internal diameter tube 2022, thereby keep the box house sealing.
First permeability cell, the 202 contiguous second permeability cell places are the maximum outside diameter of the internal diameter of second internal diameter tube, 2024, the second internal diameter tube 2024 greater than spool, can guarantee that promptly spool can move along second internal diameter tube 2024, thereby when opening the door, keep the inside and outside atmosphere of casing to communicate.
Between first internal diameter tube 2022 and second internal diameter tube 2024 is transition conduit 2023, and the inside of this transition conduit 2023 is bellmouth, and promptly the endoporus of second internal diameter tube 2024 carries out the transition to the endoporus of first internal diameter tube 2023 gradually.The diameter of this bellmouth one end equates that with the internal diameter of first internal diameter tube diameter of the other end equates with the internal diameter of second internal diameter tube.The design of bellmouth fully takes into account enough sealings and makes, and spool is easier to slide on the inclined-plane of bellmouth.When the refrigerating plant door is closed,, can make spool roll to the box house direction, thereby keep enough sealings along this bellmouth because box house pressure under refrigerating state reduces.
Wherein, first internal diameter tube 2022, second internal diameter tube 2024 and transition conduit 2023 are the part of first permeability cell 202, but the three has different internal diameters.
In addition, first permeability cell 202 also comprises the location division 2021 that gets to the peripheral direction extension along cabinet wall.The setting of location division 2021 can guarantee fast first permeability cell 202 to be contained on the inwall of casing by box house, does not worry first permeability cell 202 is pushed in the hole of cabinet wall, is unfavorable for 202 replacings of first permeability cell.Fig. 3 shows this location division 2021 and gets external structure.
Second permeability cell 204 and box mouth frame 201 are preferably integral structure, and the structure of integral type can just be made second permeability cell 204 when machining box mouth frame 201, has reduced the secondary operations operation.
See also Fig. 4, Fig. 4 is that the B of Fig. 2 is to schematic diagram.
The port of second permeability cell 204 and casing exterior is provided with filter grid 2041.Filter grid 2041 can filter out the impurity that is entered box house by casing outside second permeability cell 204.
It will be appreciated by persons skilled in the art that the utility model can also make check valve be in closed condition to the effect of spool by spring force, thereby do not need valve body to be obliquely installed, this valve body can arbitrarily angledly be provided with in other words.Concrete, an end of spring is linked to each other with spool, the other end links to each other with valve body, also can be fixed on the described valve body by support.Thereby can guarantee that spring check valve under free state is in closed condition.When opening the door body, because air pressure change, spool overcomes spring force and moves outside casing, thereby makes inside and outside atmosphere communicate, thereby makes the door body open easily.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (12)
1. refrigerating plant, comprise casing and the door body hinged, it is characterized in that described casing is provided with at least one check valve by the outside conducting of box house with the tank wall that described door body contacts with this casing, under free state, described check valve is in closed condition.
2. refrigerating plant as claimed in claim 1 is characterized in that, this check valve specifically comprises valve body and is arranged on the interior spool of this valve body, comprises that also an end links to each other with described spool, the spring that is used to provide described spool pretightning force that the other end links to each other with described valve body.
3. refrigerating plant as claimed in claim 2 is characterized in that described spring is fixed on the described valve body by support.
4. refrigerating plant as claimed in claim 1 is characterized in that, the valve body of this check valve (102) is inclined relative to horizontal setting, and this valve body (102) is positioned at the vertical height that vertically highly is lower than the other end of box house one end.
5. refrigerating plant as claimed in claim 4 is characterized in that, described valve body specifically comprises:
Be inserted on the cabinet wall, and first permeability cell (202) that is inclined relative to horizontal, wherein, described spool (203) is located in described first permeability cell (202);
One end inserts inner second permeability cell (204) of described first permeability cell (202), and the aperture of second permeability cell (204) is less than the maximum outside diameter of described spool (203).
6. refrigerating plant as claimed in claim 4 is characterized in that, described spool (203) is a spheroid.
7. refrigerating plant as claimed in claim 6, it is characterized in that, the internal diameter of first internal diameter tube (2022) at the contiguous box house of described first permeability cell (202) place is less than the maximum outside diameter of described spool (203), the internal diameter of second internal diameter tube (2024) that contiguous second permeability cell (204) is located is greater than the maximum outside diameter of described spool (203), the inside of the transition conduit (2023) between described first internal diameter tube (2022) and second internal diameter tube (2024) is bellmouth, the diameter of this bellmouth one end equates that with the internal diameter of first internal diameter tube (2022) diameter of the other end equates with the internal diameter of second internal diameter tube (2024).
8. refrigerating plant as claimed in claim 7 is characterized in that, described first permeability cell (202) also comprises the location division (2021) that gets to the peripheral direction extension along cabinet wall.
9. refrigerating plant as claimed in claim 5 is characterized in that, described second permeability cell (204) and box mouth frame are integral structure.
10. refrigerating plant as claimed in claim 5 is characterized in that, the port of described second permeability cell (204) and casing exterior is provided with filter grid (2041).
11. refrigerating plant as claimed in claim 4 is characterized in that, the angle of inclination of described check valve is 10～45 °.
12., it is characterized in that this refrigerating plant is refrigerator or refrigerator as each described refrigerating plant of claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020214979XU CN201748748U (en) | 2010-05-28 | 2010-05-28 | Refrigerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020214979XU CN201748748U (en) | 2010-05-28 | 2010-05-28 | Refrigerating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201748748U true CN201748748U (en) | 2011-02-16 |
Family
ID=43583422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020214979XU Expired - Lifetime CN201748748U (en) | 2010-05-28 | 2010-05-28 | Refrigerating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201748748U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471327A (en) * | 2013-09-30 | 2013-12-25 | 合肥华凌股份有限公司 | Freezer |
| CN103673469A (en) * | 2012-09-26 | 2014-03-26 | 海尔集团公司 | Freezer |
| CN103900326A (en) * | 2012-12-26 | 2014-07-02 | 海尔集团公司 | Device for maintaining balance of inner pressure and outer pressure of refrigerator, installation method and refrigerator |
| CN104864661A (en) * | 2015-05-11 | 2015-08-26 | 合肥华凌股份有限公司 | Cooling utensil |
| CN105650982A (en) * | 2016-03-17 | 2016-06-08 | 河南新飞家电有限公司 | Internal air pressure and external air pressure balance device for refrigerator |
| CN106288611A (en) * | 2015-05-28 | 2017-01-04 | 青岛海尔特种电冰柜有限公司 | Refrigeration plant and the method for anti-inner bag frosting |
| CN106369921A (en) * | 2016-10-27 | 2017-02-01 | 合肥华凌股份有限公司 | Door body and freezer |
| CN113739492A (en) * | 2021-08-26 | 2021-12-03 | 安徽康佳同创电器有限公司 | Refrigerator door and refrigerator |
| CN114427764A (en) * | 2022-02-14 | 2022-05-03 | 珠海格力电器股份有限公司 | Check valve and air conditioning unit |
| DE102021124960B3 (en) | 2021-09-27 | 2022-10-27 | Binder Gmbh | Ventilation unit for a cold cabinet |
-
2010
- 2010-05-28 CN CN201020214979XU patent/CN201748748U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673469A (en) * | 2012-09-26 | 2014-03-26 | 海尔集团公司 | Freezer |
| CN103673469B (en) * | 2012-09-26 | 2016-08-03 | 海尔集团公司 | Refrigerator |
| CN103900326B (en) * | 2012-12-26 | 2016-06-29 | 海尔集团公司 | A kind of keep the device of refrigerator internal and external pressure balance, installation method and refrigerator |
| CN103900326A (en) * | 2012-12-26 | 2014-07-02 | 海尔集团公司 | Device for maintaining balance of inner pressure and outer pressure of refrigerator, installation method and refrigerator |
| CN103471327A (en) * | 2013-09-30 | 2013-12-25 | 合肥华凌股份有限公司 | Freezer |
| CN103471327B (en) * | 2013-09-30 | 2016-04-27 | 合肥华凌股份有限公司 | Refrigerator-freezer |
| CN104864661B (en) * | 2015-05-11 | 2018-11-13 | 合肥华凌股份有限公司 | Refrigerating appliance |
| CN104864661A (en) * | 2015-05-11 | 2015-08-26 | 合肥华凌股份有限公司 | Cooling utensil |
| CN106288611A (en) * | 2015-05-28 | 2017-01-04 | 青岛海尔特种电冰柜有限公司 | Refrigeration plant and the method for anti-inner bag frosting |
| CN106288611B (en) * | 2015-05-28 | 2019-03-05 | 青岛海尔特种电冰柜有限公司 | Refrigeration equipment and the method for anti-liner frosting |
| CN105650982A (en) * | 2016-03-17 | 2016-06-08 | 河南新飞家电有限公司 | Internal air pressure and external air pressure balance device for refrigerator |
| CN105650982B (en) * | 2016-03-17 | 2018-01-23 | 河南新飞家电有限公司 | Refrigerator inside and outside air pressure balance device |
| CN106369921A (en) * | 2016-10-27 | 2017-02-01 | 合肥华凌股份有限公司 | Door body and freezer |
| CN106369921B (en) * | 2016-10-27 | 2018-10-02 | 合肥华凌股份有限公司 | Door body and refrigerator-freezer |
| CN113739492A (en) * | 2021-08-26 | 2021-12-03 | 安徽康佳同创电器有限公司 | Refrigerator door and refrigerator |
| DE102021124960B3 (en) | 2021-09-27 | 2022-10-27 | Binder Gmbh | Ventilation unit for a cold cabinet |
| CN114427764A (en) * | 2022-02-14 | 2022-05-03 | 珠海格力电器股份有限公司 | Check valve and air conditioning unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEFEI MIDEA REFRIGERATOR CO., LTD. Free format text: FORMER NAME: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee after: Hefei Midea Refrigerator Co., Ltd. Patentee after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Patentee before: Hefei Media Rongshida Refrigerator Co., Ltd. Patentee before: Hefei Hualing Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |
|
| CX01 | Expiry of patent term |