CN108106301A - Low pressure seal door - Google Patents
Low pressure seal door Download PDFInfo
- Publication number
- CN108106301A CN108106301A CN201711361874.XA CN201711361874A CN108106301A CN 108106301 A CN108106301 A CN 108106301A CN 201711361874 A CN201711361874 A CN 201711361874A CN 108106301 A CN108106301 A CN 108106301A
- Authority
- CN
- China
- Prior art keywords
- low pressure
- negative pressure
- babinet
- exhaust fan
- frame
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Refrigerator Housings (AREA)
Abstract
The present invention relates to a kind of low pressure seal door, sealing frame is installed on the frame of the babinet, negative pressure hole is equidistantly offered in the sealing frame, dust-separation web plate is installed in each negative pressure hole；Low pressure chamber is connected at the rear portion of each negative pressure hole, the low pressure chamber is made by matter soft elastic material；Each low pressure chamber is connected to by low-voltage tube at the exhaust fan at babinet rear；Votage control switch is also equipped in the one side of the sealing frame face refrigerator doors, the votage control switch is electrically connected the exhaust fan；Sealing strip is installed on the periphery with a face of babinet face of the refrigerator doors, negative pressure protrusion, the position of each negative pressure protrusion and the location matches of the negative pressure hole are equidistantly installed on the sealing strip；The refrigerator can tight closure, effectively prevent cooling gas leakage, have longer service life.
Description
The application is the divisional application of 201510747805.7 entitled low pressure seal door refrigerator of Application No..
Technical field
The present invention relates to a kind of kitchen appliances, are a kind of refrigerators particularly.
Background technology
With the maturation of Refrigeration Technique and the electricity saving function raising of refrigerator, refrigerator has become essential in family life
One of electric appliance；Refrigerator needs to have preferable seal and relatively low failure rate as cryogenic storage, otherwise be easy to cause
Food is rotten in body, and more puzzlement and inconvenience are brought to user；Traditional refrigerator posts quality at refrigerator doors and frame
Soft sealing strip offers card slot on opposite sealing strip；But with the growth of usage time, easy accumulation ash in card slot
Dirt, while sealing strip elasticity due to aging reduces, the leakproofness of refrigerator doors reduces at this time, and the longer refrigerator of usage time is being closed the door
Afterwards it is easy to appear flicking the phenomenon that, refrigerator doors can not be closed effectively, cause cool air leakage, waste compared with multiple-energy-source, while easily
Food materials is made to rot.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of low pressure seal door refrigerator, the refrigerator can tight closure, effectively prevent
Cooling gas leakage has longer service life.
To solve the above problems, the technical solution adopted in the present invention is：This low pressure seal door refrigerator include babinet and
Refrigerator doors；The refrigerator doors are articulated at a vertical frame of babinet；Sealing frame is installed on the frame of the babinet,
Negative pressure hole is equidistantly offered in the sealing frame, dust-separation web plate is installed in each negative pressure hole；In each negative pressure
The rear portion in hole is connected with low pressure chamber, and the low pressure chamber is made by matter soft elastic material；Each low pressure chamber is connected by low-voltage tube
To at the exhaust fan at babinet rear；Votage control switch is also equipped in the one side of the sealing frame face refrigerator doors, it is described
Votage control switch is electrically connected the exhaust fan；Sealing is installed on the periphery with a face of babinet face of the refrigerator doors
Item is equidistantly equipped with negative pressure protrusion, the position of each negative pressure protrusion and the position of the negative pressure hole on the sealing strip
Match somebody with somebody.
The beneficial effects of the invention are as follows：For refrigerator doors when opening, the votage control switch loses pressure, and then turns on exhaust fan
Circuit；Exhaust fan is lasting to aspirate air so that there are low pressure at negative pressure hole from negative pressure hole；The dust-separation web plate can have
Effect prevents dust from entering, and ensures the cleaning in low pressure chamber；In closing refrigerator door, negative pressure protrusion is accurately caught in negative pressure hole；
Under the suction of negative pressure hole, refrigerator doors are gradually adsorbed, voltage-controlled when refrigerator doors reach setting value to the extruding force of babinet
Switch disconnects the circuit of exhaust fan, and exhaust fan is stopped.
The present invention strengthens the suction-combining force between refrigerator doors and babinet using wind pressure, and the loss of material is small in use,
Therefore with longer service life；During gradually pull open refrigerator doors, low pressure chamber cuts down negative pressure by the way that deformation is deflated
Negative pressure value at hole, so that refrigerator will not be painstaking in opening procedure；Therefore the present invention is more humane in use.
Preferably, the dust-separation web plate is made by ferrimagnet, each negative pressure protrusion is made by permanent magnets；Work as ice
When chamber door is close to sealing frame, refrigerator doors can be tentatively bonded under magneticaction；Permanent magnets can be accurate by magnetic fields simultaneously
True is caught in negative pressure hole, and it is inaccurate effectively to prevent that sealing strip from aligning due to long-time service caused by deformation.
Preferably, the permanent magnetism piece of homopolar-repulsion is installed on one group of opposite inner wall of each low pressure chamber；In order to
It prevents low pressure cavity wall from bonding, causes negative pressure hole plug, goes mouldy, and then prevent peculiar smell, extend body service life.
As further preferred, conductive sheet is separately installed on two opposite faces of the permanent magnetism piece, the two of same group
A conductive sheet is coupling in the circuit of exhaust fan, in parallel between each group conductive sheet；When air pressure is relatively low in low pressure chamber, low pressure chamber shape
Deflated, two conductive sheets contact with each other to disconnect the circuit of exhaust fan；When all conductive sheets are touched, exhaust fan stops
Work.
Description of the drawings
Fig. 1 is the cross section structure schematic diagram of this low pressure seal door refrigerator one embodiment.
Fig. 2 is the structure diagram of embodiment illustrated in fig. 1 middle case.
Fig. 3 is the enlarged structure schematic diagram of embodiment illustrated in fig. 1 mesolow chamber.
Specific embodiment
Embodiment
In Fig. 1 into embodiment shown in Fig. 3, this low pressure seal door refrigerator includes babinet 1 and refrigerator doors 2；The ice
Chamber door 2 is articulated at a vertical frame of babinet 1；Sealing frame 3 is installed on the frame of the babinet 1, described close
Negative pressure hole 31 is equidistantly offered on envelope frame 3, dust-separation web plate 311 is installed in each negative pressure hole 31；The dust-separation web plate 311
It is made by ferrimagnet；Low pressure chamber 4 is connected at the rear portion of each negative pressure hole 31, the low pressure chamber 4 is by the soft elasticity of matter
Material is made；The permanent magnetism piece 41 of homopolar-repulsion is installed on one group of opposite inner wall of each low pressure chamber 4；In the permanent magnetism piece
Conductive sheet 42 is separately installed on 41 two opposite faces, same group of two conductive sheets 42 are coupling in the circuit of exhaust fan,
It is connected in parallel to each other between each group conductive sheet 42；And each group conductive sheet 42 is in parallel with votage control switch；Each low pressure chamber 4 passes through low-voltage tube
43 are connected at the exhaust fan 5 at 1 rear of babinet；It is also equipped in the one side of the 3 face refrigerator doors 2 of sealing frame voltage-controlled
Switch, the votage control switch 6 are electrically connected the exhaust fan 5；In the week with a face of 1 face of babinet of the refrigerator doors 2
Sealing strip 7 on side is installed, negative pressure protrusion 71, the position of each negative pressure protrusion 71 are equidistantly installed on the sealing strip 7
With the location matches of the negative pressure hole 31；Each negative pressure protrusion 71 is made by permanent magnets.
For refrigerator doors 2 when opening, the votage control switch 6 loses pressure, and then turns on the circuit of exhaust fan 5；Exhaust fan 5 is held
Continuous slave negative pressure hole 31 aspirates air so that there are low pressure at negative pressure hole 31；The dust-separation web plate 311 can effectively prevent ash
Dirt enters, and ensures the cleaning in low pressure chamber 4；In the present embodiment, the dust-separation web plate 311 is made by ferrimagnet, each described
Negative pressure protrusion 71 is made by permanent magnets；During closing refrigerator door 2, when refrigerator doors 2 are close to sealing frame 3, in magneticaction
Lower refrigerator doors 2 can be tentatively bonded；Permanent magnets can be accurately caught in negative pressure hole 31 by magnetic fields simultaneously, effectively prevented
Sealing strip 7 aligns inaccurate due to long-time service caused by deformation；Under the suction of negative pressure hole 31, refrigerator doors 2 are gradually inhaled
Attached and compress, when refrigerator doors 2 reach certain numerical value to the extruding force of babinet 1, votage control switch 6 is subject to enough pressure, voltage-controlled
Switch 6 disconnects the circuit of exhaust fan 5；Since negative pressure hole 31 is blocked by negative pressure protrusion 71, when exhaust fan 5 works, 4 shape of low pressure chamber
It is deflated, until two conductive sheets 42 in low pressure chamber 4 contact with each other to disconnect the circuit of exhaust fan 5；When all conductive sheets
42 when touching, and exhaust fan 5 is stopped；The structure can ensure the fitting babinet 1 close everywhere of refrigerator doors 2, work as ice
Chamber door 2 have subregion fitting it is not close when, the low pressure chamber 4 will gradually restore to the original state, and conductive sheet 42 will be contacted no longer at this time,
Refrigerator doors 2 are adsorbed so as to be again started up exhaust fan 5.
In the present embodiment, the permanent magnetism piece 41 of homopolar-repulsion is installed on one group of opposite inner wall of each low pressure chamber 4；Energy
It is enough effectively to prevent 4 inner wall of low pressure chamber from bonding, negative pressure hole 31 is caused to block, go mouldy, and then prevent peculiar smell, extend body and use the longevity
Life.
The present invention strengthens the loss of the suction-combining force, in use material between refrigerator doors 2 and babinet 1 using wind pressure
It is small, therefore with longer service life；During gradually pull open refrigerator doors 2, low pressure chamber 4 is cut down by the way that deformation is deflated
Negative pressure value at negative pressure hole 31, so that refrigerator will not be painstaking in opening procedure；Therefore the present invention is in use more
Hommization.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of low pressure seal door, this low pressure seal door includes babinet (1) and door (2)；The door (2) is articulated in babinet (1)
A vertical frame at；Sealing frame (3) is installed on the frame of the babinet (1), it is characterised in that：In the sealing
Negative pressure hole (31) is equidistantly offered on frame (3), dust-separation web plate (311) is installed in each negative pressure hole (31)；In each institute
The rear portion for stating negative pressure hole (31) is connected with low pressure chamber (4), and the low pressure chamber (4) is made by matter soft elastic material；Each low pressure
Chamber (4) is connected to by low-voltage tube (43) at the exhaust fan (5) at babinet (1) rear；In the sealing frame (3) just on the door
(2) votage control switch (6) is also equipped in one side, the votage control switch (6) is electrically connected the exhaust fan (5)；In the door
(2) sealing strip (7) is installed on the periphery with a face of babinet (1) face, is equidistantly equipped on the sealing strip (7)
Negative pressure protrusion (71), the position of each negative pressure raised (71) and the location matches of the negative pressure hole (31).
2. low pressure seal door according to claim 1, it is characterised in that：The dust-separation web plate (311) is by ferrimagnet
It makes, each negative pressure raised (71) is made by permanent magnets.
3. low pressure seal door according to claim 1 or 2, it is characterised in that：In opposite one group of each low pressure chamber (4)
The permanent magnetism piece (41) of homopolar-repulsion is installed on inner wall.
4. low pressure seal door according to claim 3, it is characterised in that：On two opposite faces of the permanent magnetism piece (41)
Multigroup conductive sheet (42) is separately installed with, same group of two conductive sheets (42) are connected in the circuit of exhaust fan (5), and each group is led
It is in parallel between electric piece (42).
It is 5. a kind of such as any one of claim 1-4 application of the low pressure seal door on refrigeration equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361874.XA CN108106301A (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510747805.7A CN105571235B (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door refrigerator |
| CN201711361874.XA CN108106301A (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510747805.7A Division CN105571235B (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108106301A true CN108106301A (en) | 2018-06-01 |
Family
ID=55881651
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711361874.XA Pending CN108106301A (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door |
| CN201510747805.7A Expired - Fee Related CN105571235B (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door refrigerator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510747805.7A Expired - Fee Related CN105571235B (en) | 2015-11-06 | 2015-11-06 | Low pressure seal door refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108106301A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822782A (en) * | 2019-11-28 | 2020-02-21 | 严威 | High-performance vehicle-mounted refrigerator of new energy automobile |
| CN111854255A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Ice discharging device and refrigerator with same |
| CN111854256A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Ice discharging device, refrigerator and ice discharging control method of refrigerator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121452B (en) * | 2016-06-27 | 2017-12-26 | 青岛新诚志卓轨道交通装备股份有限公司 | Negative-pressure self-locking sliding door |
| CN111964343B (en) * | 2020-07-13 | 2021-12-28 | 温岭市鸿露橡胶制品有限公司 | Refrigerator with self-suction type sealing door |
| CN115406171B (en) * | 2021-05-28 | 2024-01-12 | 青岛海尔特种电冰柜有限公司 | Door body assembly and refrigerator with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4469335A (en) * | 1982-07-22 | 1984-09-04 | American Sterilizer Company | Sealing apparatus with sealing device operable under pressure differential established thereacross |
| CN2341412Y (en) * | 1998-08-07 | 1999-10-06 | 广州市荔湾区雅信办公设备经营部 | Multifunctional vacuum cabinet |
| CN201661216U (en) * | 2009-10-29 | 2010-12-01 | 泰州乐金电子冷机有限公司 | Magnetic air-bag door sealing strip |
| CN201703231U (en) * | 2010-05-20 | 2011-01-12 | 上海汽车集团股份有限公司 | Sealing system for vehicle door |
| CN204045496U (en) * | 2014-09-18 | 2014-12-24 | 王海峰 | A kind of blast switch of wall-hung boiler |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454733Y (en) * | 2000-11-17 | 2001-10-17 | 张继江 | Negative-pressure-reducing air-valve for opening door of refrigerator |
| BR0006442A (en) * | 2000-12-11 | 2002-08-20 | Multibras Eletrodomesticos Sa | Vacuum break valve for refrigerated cabinet |
| CN202483379U (en) * | 2012-01-17 | 2012-10-10 | 宝山钢铁股份有限公司 | Sealing door of draught fan room |
| CN102997572A (en) * | 2012-12-12 | 2013-03-27 | 合肥荣事达三洋电器股份有限公司 | Refrigeration door for refrigerator refrigerating chamber |
| CN203367848U (en) * | 2013-07-26 | 2013-12-25 | 中国西电集团公司 | Sealing door of middle and low voltage inflation switch cabinet sealing box body |
| CN204513888U (en) * | 2015-01-15 | 2015-07-29 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator interior trim fixture and use the refrigerator of this device |
-
2015
- 2015-11-06 CN CN201711361874.XA patent/CN108106301A/en active Pending
- 2015-11-06 CN CN201510747805.7A patent/CN105571235B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4469335A (en) * | 1982-07-22 | 1984-09-04 | American Sterilizer Company | Sealing apparatus with sealing device operable under pressure differential established thereacross |
| CN2341412Y (en) * | 1998-08-07 | 1999-10-06 | 广州市荔湾区雅信办公设备经营部 | Multifunctional vacuum cabinet |
| CN201661216U (en) * | 2009-10-29 | 2010-12-01 | 泰州乐金电子冷机有限公司 | Magnetic air-bag door sealing strip |
| CN201703231U (en) * | 2010-05-20 | 2011-01-12 | 上海汽车集团股份有限公司 | Sealing system for vehicle door |
| CN204045496U (en) * | 2014-09-18 | 2014-12-24 | 王海峰 | A kind of blast switch of wall-hung boiler |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854255A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Ice discharging device and refrigerator with same |
| CN111854256A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔电冰箱有限公司 | Ice discharging device, refrigerator and ice discharging control method of refrigerator |
| CN110822782A (en) * | 2019-11-28 | 2020-02-21 | 严威 | High-performance vehicle-mounted refrigerator of new energy automobile |
| CN110822782B (en) * | 2019-11-28 | 2021-07-16 | 北京布睿斯科技有限公司 | High-performance vehicle-mounted refrigerator of new energy automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105571235A (en) | 2016-05-11 |
| CN105571235B (en) | 2018-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
|
| RJ01 | Rejection of invention patent application after publication |