CN108679918A - A kind of sealing structure for refrigerator vacuum chamber - Google Patents
A kind of sealing structure for refrigerator vacuum chamber Download PDFInfo
- Publication number
- CN108679918A CN108679918A CN201810553150.3A CN201810553150A CN108679918A CN 108679918 A CN108679918 A CN 108679918A CN 201810553150 A CN201810553150 A CN 201810553150A CN 108679918 A CN108679918 A CN 108679918A
- Authority
- CN
- China
- Prior art keywords
- door
- slot
- vacuum chamber
- fixing card
- sealing structure
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 31
- 238000005086 pumping Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
-
- 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 invention discloses a kind of sealing structures for refrigerator vacuum chamber, include the babinet of one side opening, the open end of the babinet is removably equipped with drawer, one end of the drawer is equipped with the door-plate to match with box opening end, the box opening end is equipped with the extension plate parallel with door-plate, and the middle part on the symmetrical both sides of extension plate is vertically equipped with lock ring；The lateral surface of the door-plate is equipped with T-slot, the both ends side wall of the horizontal groove body of the T-slot is equipped with the lockhole to match with the lock ring, door handle is equipped in the vertical channel body of the T-slot, the door handle flexible connection, which is set in T-slot, is equipped with door body seal assembly, and the folding of door body seal assembly and the lockhole, lock ring is realized by turning the handle.In the case where ensure that sealing effect, production is also easier to realize a kind of sealing structure proposed by the present invention；Whole system is simple in structure, easy to operate, can effectively improve the technical issues of vacuum chamber door difficulty is opened.
Description
Technical field
The present invention relates to refrigerator art more particularly to a kind of sealing structures for refrigerator vacuum chamber.
Background technology
Refrigerator electric equipment products indispensable in living as house, in occupation of the important share in market.With consumer
Raising to fresh food quality requirements, it is also higher and higher to the requirement of refrigerator therewith, it is desirable that refrigerator have it is higher configuration and
More powerful function, longer storage phase can be had by being especially desirable to stored fresh food, to ensure the new of food materials
Freshness prevents the loss of nutritional ingredient.
According to the demand in market, refrigerator enterprise technically constantly reforms, and vacuum chamber is arranged in refrigerator to extend food
The storage phase of object, fresh food can be kept the longer time in vacuum chamber, and freshness higher.However vacuum plant needs
The state of the guaranteed vacuum of sealing ability that will be stringent, the mechanism of sealing easy to implement should seal can easily open again,
But due to the state in vacuum, air pressure inside is less than ambient pressure so that door is difficult opening, therefore in view of the above problems, originally
Invention will be improved the sealing structure of refrigerator vacuum chamber.
Invention content
Technical problems based on background technology, the present invention propose a kind of sealing structure for refrigerator vacuum chamber,
Seal assembly is set on the door-plate of vacuum chamber, the folding of the seal assembly and babinet, structure letter are realized by turning the handle
It is single, simple operation.
A kind of sealing structure for refrigerator vacuum chamber, includes the babinet of one side opening, and the open end of the babinet is removable
That unloads is equipped with drawer, and one end of the drawer is equipped with the door-plate to match with box opening end, the box opening end be equipped with
The middle part of the parallel extension plate of door-plate, the symmetrical both sides of extension plate is vertically equipped with lock ring；On the lateral surface of the door-plate
Equipped with T-slot, the both ends side wall of the horizontal groove body of the T-slot is equipped with the lockhole to match with the lock ring, the T-slot
Vertical channel body in be equipped with door handle, door handle flexible connection is set to the door body seal assembly in T-slot, passes through rotation
Door handle realizes the folding of door body seal assembly and the lockhole, lock ring
Preferably, the door body seal assembly includes rotary shaft and two mandrils, and the rotary shaft passes through fixing card
Button is fixedly connected with door handle, and the rotary shaft is connected by the middle part activity of fixing card A and the horizontal groove body of the T-slot
It connects；Two mandrils are respectively arranged at the both ends of the rotary shaft and by the horizontal groove bodies of fixing card B and the T-slot
Both ends flexible connection.
Preferably, the rotary shaft includes shaft, and the both ends of the shaft are equipped with shaft disk, the shaft disk
Edge-perpendicular is set there are two cam, and two cams are centrosymmetric.
Preferably, the top of the cam is horizontal platform, a side of the cam is vertical with the shaft disk,
Another side extends downward into shaft disk from the top of cam in ramped shaped.
Preferably, the mandril includes support plate, and the top center of the support plate is vertically equipped with support column, the support
The top center of column is vertically equipped with bolt, and spring is cased on the outside of the bolt, and one end of the spring is solid with the support column
Fixed connection, the bottom of the support plate set that there are two columns.
Preferably, include circular groove fixing card and square groove fixing card for the fixing card B of mandril, the circular groove fixing card and side
Slot, which is fixed, to be arranged side by side and is fixedly connected by connecting plate, and the bolt of the mandril is positioned in circular groove fixing card, the mandril
Support column be positioned in square groove fixing card, spring is positioned between circular groove fixing card and square groove fixing card.
Preferably, on the babinet vacuum-pumping tube is equipped with the symmetrical one side that is open.
Preferably, it is equipped with venthole in the vertical channel body of the T-slot, the door handle is set in the one side towards T-slot
There is a rubber stopper, the position of venthole and rubber stopper matches.
Preferably, the lockhole is equipped with sealing ring.
Advantageous effect in the present invention：
The present invention proposes a kind of sealing structure for refrigerator vacuum chamber, when opening a drawer, by closing door handle, makes
Rotary shaft band moving cam rotates, to make driven member mandril be moved with the variation of cam contour, further such that door body
Seal assembly and babinet locking, the space sealed at this time form and can be vacuumized to it.When needing to open drawer, rotation
Turn handle, rotary shaft band moving cam rotate, driven member mandril revert under the action of the spring rotary shaft shaft circle
Disk makes door body seal assembly and babinet be in open state, while the venthole of drawer panel is opened simultaneously, inside and outside air pressure by
It gradually synchronizes, to open drawer.
In the case where ensure that sealing effect, production is also easier to realize a kind of sealing structure proposed by the present invention；
Door handle seal assembly rotates band moving cam by concentric shafts using handle and rotates, and recycles the rotation profile of cam that mandril is made to have
For specific stroke to locked with babinet, whole system is simple in structure, easy to operate, can effectively improve vacuum chamber door difficulty and beat
The technical issues of opening.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of overall schematic of sealing structure for refrigerator vacuum chamber；
Fig. 2 is the structural schematic diagram of door-plate；
Fig. 3 is the structural schematic diagram of door body seal assembly；
Fig. 4 is the structural schematic diagram of rotary shaft；
Fig. 5 is the structural schematic diagram of mandril；
Fig. 6 is the structural schematic diagram of fixing card B；
Fig. 7 is the package assembly front view of door-plate and door handle assembly；
Fig. 8 is the structure enlargement diagram of babinet unlocking condition；
Fig. 9 is the structure enlargement diagram of bin enclosure state..
In figure：1- babinets, 101- extensions plate, 102- lock rings, 103- vacuum-pumping tubes, 2- drawers, 3- door-plates, 4- door handles,
5-T type grooves, 501- lockholes, 502- ventholes, 6- rotary shafts, 601- shafts disk, 602- cams, 603- shafts, 7- are fixed
Buckle, 8- mandrils, 801- support plates, 802- support columns, 803- bolts, 804- springs, 805- columns, 9- rubber stoppers, 10- are fixed
Block A, 11- fixing card B, 1101- circular groove fixing card, 1102 square groove fixing cards, 1103- connecting plates.
Specific implementation mode
The present invention is made further to explain with reference to specific embodiment.
Referring to Fig.1-9, a kind of sealing structure for refrigerator vacuum chamber, includes the babinet 1 of one side opening, and babinet 1 is opened
Mouth end is removably equipped with drawer 2, and one end of drawer 2 is equipped with the door-plate 3 to match with 1 open end of babinet, and 1 open end of babinet is set
There are the extension plate 101 parallel with door-plate 3, the middle part on 101 symmetrical both sides of extension plate to be vertically equipped with lock ring 102；Outside door-plate 3
Side is equipped with T-slot 5, and the both ends side wall of the horizontal groove body of T-slot 5 is equipped with the lockhole 501 to match with lock ring 102, T-type
Door handle 4 is equipped in the vertical channel body of slot 5, door handle 4 is flexibly connected the door body seal assembly being set in T-slot, by turning
Dynamic door handle 4 realizes the folding of door body seal assembly and lockhole 501, lock ring 102；Lockhole 501 is equipped with sealing ring, extension plate
101 go out also to be provided with sealing ring with the engaging of door-plate 3.
Door body seal assembly includes rotary shaft 6 and two mandrils 8, and rotary shaft 6 passes through fixed card buckle 7 and door handle 4
Be screwed connection, and rotary shaft 6 is flexibly connected by fixing card A 10 with the middle part of the horizontal groove body of T-slot 5；Two tops
Bar 8 is respectively arranged at the both ends of rotary shaft 6 and is connected by the both ends activity of fixing card B 11 and the horizontal groove body of T-slot 5
It connects.
Rotary shaft 6 includes shaft 603, and the both ends of shaft 603 are equipped with shaft disk 601, and the edge of shaft disk 601 hangs down
Straight to set there are two cam 602, two cams 602 are centrosymmetric.The top of cam 602 be horizontal platform, the one of cam 602
Side is vertical with shaft disk 601, another side extends downward into shaft disk 601 from the top of cam 602 in ramped shaped.
Mandril 8 includes support plate 801, and the top center of support plate 801 is vertically equipped with support column 802, the top of support column 802
Portion center is vertically equipped with bolt 803, and the outside of bolt 803 is cased with spring 804, and one end of spring 804 is fixed with support column 802 to be connected
It connects, the bottom of support plate 801 sets that there are two columns 805, and the distance between two columns 805 and two on rotary shaft 6 are convex
The distance between the levelling bench at 602 top of wheel is identical.
Fixing card B11 for mandril 8 includes circular groove fixing card 1101 and square groove fixing card 1102, circular groove fixing card 1101
It is arranged side by side with square groove fixing card 1102 and is fixedly connected by connecting plate 1103, the bolt 803 of mandril 8 is positioned over circular groove and fixes
In card 1101, the support column 802 of mandril 6 is positioned in square groove fixing card 1102, and spring 804 is positioned over 1101 He of circular groove fixing card
Between square groove fixing card 1102.
On babinet 1 vacuum-pumping tube 103 is equipped with the symmetrical one side that is open；Ventilation is equipped in the vertical channel body of T-slot 5
Hole 502, one side of the door handle 4 towards T-slot 5 are equipped with rubber stopper 9, and venthole 502 and the position of rubber stopper 9 match.
Operation principle：
Fig. 9 is the structure of bin enclosure state, and when door handle 4 is put into T-slot 5, two columns 805 of mandril 8 are just
It is positioned on two cams 602 of rotary shaft 6, to which bolt 803 is pushed into lock ring 102, spring 804 is close to fixed at this time
Block on the side wall of the circular groove fixing card 1101 of B 11 in the state of compression；The rubber stopper 9 of door handle 4 fills in venthole 502 at this time
In, from the air extracted out in vacuum-pumping tube in babinet, to realize the vacuum state of refrigerator vacuum storage case.
Fig. 8 is babinet unlocking condition, and when door handle 4 is started upwards, when institute is restored by the spring 804 of compressive state
Two columns 805 of mandril 8 along the slope slide downward of cam 602, and are eventually settled at rotary shaft by the spring force of offer
On the shaft disk 601 of bar 6, two mandrils 8 are retracted towards rotary shaft 6 at this time, to drive bolt 803 from lock ring 102
Remove the unlock for realizing babinet 1 and door-plate 3.The rubber stopper 9 of door handle 4 is removed from venthole 502 simultaneously, inside and outside air pressure by
It gradually synchronizes, to open drawer.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of sealing structure for refrigerator vacuum chamber, includes the babinet of one side opening, the open end of the babinet is detachable
Be equipped with drawer, one end of the drawer is equipped with the door-plate to match with box opening end, which is characterized in that the box opening
End is equipped with the extension plate parallel with door-plate, and the middle part on the symmetrical both sides of extension plate is vertically equipped with lock ring；The door-plate
Lateral surface is equipped with T-slot, and the both ends side wall of the horizontal groove body of the T-slot is equipped with the lockhole to match with the lock ring,
Door handle is equipped in the vertical channel body of the T-slot, the door handle flexible connection is set to the door body sealing group in T-slot
Part realizes the folding of door body seal assembly and the lockhole, lock ring by turning the handle.
2. a kind of sealing structure for refrigerator vacuum chamber according to claim 1, which is characterized in that the door body sealing
Component includes rotary shaft and two mandrils, and the rotary shaft is fixedly connected by fixed card buckle with door handle, the rotation
Shaft is flexibly connected by fixing card A with the middle part of the horizontal groove body of the T-slot；Two mandrils are respectively arranged at institute
It states the both ends of rotary shaft and is flexibly connected with the both ends of the horizontal groove body of the T-slot by fixing card B.
3. a kind of sealing structure for refrigerator vacuum chamber according to claim 2, which is characterized in that the rotary shaft
Including shaft, the both ends of the shaft are equipped with shaft disk, and the edge-perpendicular of the shaft disk sets that there are two cam, two institutes
Cam is stated to be centrosymmetric.
4. a kind of sealing structure for refrigerator vacuum chamber according to claim 3, which is characterized in that the top of the cam
Portion is horizontal platform, a side of the cam is vertical with the shaft disk, another side from the top of cam in slope
Shape extends downward into shaft disk.
5. a kind of sealing structure for refrigerator vacuum chamber according to claim 2, which is characterized in that the mandril includes
The top center of support plate, the support plate is vertically equipped with support column, and the top center of the support column is vertically equipped with bolt, institute
It states and is cased with spring on the outside of bolt, one end of the spring is fixedly connected with the support column, and the bottom of the support plate is equipped with
Two columns.
6. a kind of sealing structure for refrigerator vacuum chamber according to claim 5, which is characterized in that for consolidating for mandril
Surely card B includes circular groove fixing card and square groove fixing card, and the circular groove fixing card and square groove fixing card are arranged side by side and pass through connection
Plate is fixedly connected, and the bolt of the mandril is positioned in circular groove fixing card, and the support column of the mandril is positioned over square groove fixing card
Interior, the spring is positioned between the circular groove fixing card and square groove fixing card.
7. according to a kind of sealing structure for refrigerator vacuum chamber of claim 1-6 any one of them, which is characterized in that described
On babinet vacuum-pumping tube is equipped with the symmetrical one side that is open.
8. according to a kind of sealing structure for refrigerator vacuum chamber of claim 1-6 any one of them, which is characterized in that described
Venthole is equipped in the vertical channel body of T-slot, one side of the door handle towards T-slot is equipped with rubber stopper, venthole and rubber
The position of rubber plug matches.
9. according to a kind of sealing structure for refrigerator vacuum chamber of claim 1-6 any one of them, which is characterized in that described
Lockhole is equipped with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553150.3A CN108679918B (en) | 2018-05-31 | 2018-05-31 | Sealing structure for refrigerator vacuum chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553150.3A CN108679918B (en) | 2018-05-31 | 2018-05-31 | Sealing structure for refrigerator vacuum chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108679918A true CN108679918A (en) | 2018-10-19 |
| CN108679918B CN108679918B (en) | 2023-12-22 |
Family
ID=63809642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810553150.3A Active CN108679918B (en) | 2018-05-31 | 2018-05-31 | Sealing structure for refrigerator vacuum chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108679918B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207554A (en) * | 2020-01-16 | 2020-05-29 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN111207552A (en) * | 2020-01-16 | 2020-05-29 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN111937597A (en) * | 2020-07-23 | 2020-11-17 | 陈孝中 | Combined straw collector |
| WO2021114962A1 (en) * | 2019-12-12 | 2021-06-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN112984930A (en) * | 2019-12-17 | 2021-06-18 | 惠而浦有限公司 | Thermal insulation door assembly |
| CN113639506A (en) * | 2020-05-11 | 2021-11-12 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1050538A (en) * | 1954-01-08 | |||
| WO2009014365A2 (en) * | 2007-07-24 | 2009-01-29 | Lg Electronics Inc. | Ice making device and refrigerator therewith |
| JP2009112481A (en) * | 2007-11-05 | 2009-05-28 | Kokuyo Co Ltd | Locking device for drawer |
| CN101927872A (en) * | 2010-06-04 | 2010-12-29 | 何锋 | Self-pumping vacuum preservation storage box |
| CN102338539A (en) * | 2010-07-22 | 2012-02-01 | 博西华家用电器有限公司 | Storage unit and refrigerating appliance with same |
-
2018
- 2018-05-31 CN CN201810553150.3A patent/CN108679918B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1050538A (en) * | 1954-01-08 | |||
| WO2009014365A2 (en) * | 2007-07-24 | 2009-01-29 | Lg Electronics Inc. | Ice making device and refrigerator therewith |
| JP2009112481A (en) * | 2007-11-05 | 2009-05-28 | Kokuyo Co Ltd | Locking device for drawer |
| CN101927872A (en) * | 2010-06-04 | 2010-12-29 | 何锋 | Self-pumping vacuum preservation storage box |
| CN102338539A (en) * | 2010-07-22 | 2012-02-01 | 博西华家用电器有限公司 | Storage unit and refrigerating appliance with same |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114962A1 (en) * | 2019-12-12 | 2021-06-17 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN112984930A (en) * | 2019-12-17 | 2021-06-18 | 惠而浦有限公司 | Thermal insulation door assembly |
| CN111207554A (en) * | 2020-01-16 | 2020-05-29 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN111207552A (en) * | 2020-01-16 | 2020-05-29 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN113639506A (en) * | 2020-05-11 | 2021-11-12 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| WO2021227421A1 (en) * | 2020-05-11 | 2021-11-18 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN111937597A (en) * | 2020-07-23 | 2020-11-17 | 陈孝中 | Combined straw collector |
| CN111937597B (en) * | 2020-07-23 | 2022-04-29 | 陈孝中 | Combined straw collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108679918B (en) | 2023-12-22 |
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