CN1401961A - Magnetic filler sealing member structure of refrigerator door - Google Patents
Magnetic filler sealing member structure of refrigerator door Download PDFInfo
- Publication number
- CN1401961A CN1401961A CN02142013A CN02142013A CN1401961A CN 1401961 A CN1401961 A CN 1401961A CN 02142013 A CN02142013 A CN 02142013A CN 02142013 A CN02142013 A CN 02142013A CN 1401961 A CN1401961 A CN 1401961A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- shape portion
- caulking piece
- bag
- door
- 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
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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
- F25D23/00—General constructional features
- F25D23/08—Parts formed wholly or mainly of plastics materials
- F25D23/082—Strips
- F25D23/087—Sealing strips
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/16—Devices holding the wing by magnetic or electromagnetic attraction
- E05C19/161—Devices holding the wing by magnetic or electromagnetic attraction magnetic gaskets
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention provides a magnetic gasket. structure of a refrigerator door with a sufficient adhering sealing performance, an excellent appearance and a simple structure, wherein the elasticity of a bag-shaped part of a gasket in the opening/ closing directions at a welded corner part is not deteriorated when the door is opened and closed. A soft resin is extruded to form the gasket comprising a magnet holding part (12) containing a magnet (15) attracting the circumference (3a) of an opening of a refrigerator main body, a mounting part (13) to the door side and a thin-walled bag-shaped part (14) elastically connecting the magnet holding part and the mounting part with each other. Its ends are cut and butt- welded with each other to form the gasket (11) into a frame shape. The bag- shaped part in the vicinity of the corner welded part is cut out in a specified range toward the magnet holding part side. Thus, the magnetic gasket structure is produced.
Description
Technical field
The present invention relates to be equipped with in it magnetic caulking piece structure of the magnet of the inboard periphery that is installed in refrigerator doors.
Background technology
Shown in Fig. 5-a, the magnetic caulking piece (51) of refrigerator doors in the past is to be formed by the soft synthetic resin material, and constitute have by interior dress be adsorbed on the steel sheet system that forms refrigerator body outer container front openings portion magnet magnetic maintaining part (52), be embedded the installation portion (53) of the wedge shape in being formed at the caulking piece retaining groove of an inboard periphery, connect the cross section that the thin-walled bag shape portion (54) of these magnetic maintaining parts (52) and installation portion (53) forms elastically.
And, by extrusion molding above-mentioned cross sectional shape body is formed the periphery that long ribbon shape is installed in door, each end face is cut off and be provided with 4 limits with 45 angles of inclination of spending, be the frame-like at right angle by this ora terminalis butt welding being engaged (57) formation corner, and be installed in the inboard periphery of door.
When this caulking piece (51) is installed in periphery, with respect to installation portion (53) be adsorbed on the magnetic maintaining part (52) of outer container face; thin-walled bag shape portion (54) opens and closes to cooperate with door stretches; in the driving fit sealing that keeps the shop front for the front openings portion of refrigerator body, closed surface from connecing to act on an on-off action is steadily carried out.
But, caulking piece when opening the door (51) though above-mentioned cross sectional shape keep adsorbed state for magnetic maintaining part (52), installation portion (53) is opened with door and is moved and flexible and make bag shape portion (a 54) distortion along the switching direction of door.
And though the bag shape portion (54) of caulking piece stretches along opening and closing direction, the cross section of the width vertical with respect to this direction of extension is to shrink in contrast.
Now be explained by Fig. 5 and Fig. 6, the end face of caulking piece (51) is cut off with the angle of 45 degree, the width dimensions A of the bag shape portion (54) of the caulking piece monomer when cutting off the end face butt joint and carrying out corner weldering common is shown in Fig. 5-a, bag shape portion (54) extended configuration when opening the door in this state is then shown in Fig. 5-b, along the stretching, extension that opens and closes direction, width size A ' shrinks and becomes the relation of A＞A ' with respect to the bag shape portion (54) of caulking piece.
Its result, shown in Fig. 6-b relative with Fig. 6-a of common state, because the inboard at the corner weld part (57) of frame-like is that the case inboard is welded along whole cross sectional shape, the foreign side of bag shape portion (54) and the corner engagement angles of Nei Fang become the following acute angle of 45 degree, and the stretching, extension of the switching direction of door and the convergent force of width make the corner mating face become tension shape mutually.
And with respect to the switching direction of door, place, interior side junction surface is the contraction state of A＞A ', the telescopic action that bag shape portion (54) can not gain freedom, the consequently inadequate problem of stretching, extension of the switching direction of generator gate.
In addition, be width in the stretching, extension of bag shape portion (54) when opening the door of the foreign side of corner weld part (57) and push shape and produce the wrinkle state, but do not influence bag shape portion along the telescopic action that opens and closes direction.
In addition, in caulking piece in the past, the telescopic moving of caulking piece was an air-tight state when bag shape portion (54) opened and closed with respect to door, making stretches becomes difficult owing to the air in the bag shape portion is pressed, as seeing the shown in Figure 7 of caulking piece from installation portion (53) side, though wear through hole (59) an one of bag shape portion and make the circulation of air inside and outside bag shape portion become possibility, and effectively carry out telescopic action, but since this through hole (59) wear thick wall part that the position is near the planar portions the installation portion (53) and the switching direction of not gate, so also irrelevant with telescopic action with respect to the bag shape portion (54) of above-mentioned phenomenon.
The present invention in view of the above problems, its purpose is to provide a kind of retractility of the switching direction of not damaging corner weld part caulking piece bag shape portion when door opens and closes and guarantees the magnetic caulking piece structure of sufficient driving fit sealing, simple in structure, refrigerator doors that outward appearance is good.
Content of the present invention
For addressing the above problem, the characteristics of the magnetic caulking piece structure of the refrigerator doors of technical solution of the present invention 1 are, the thin-walled bag shape portion that above-mentioned caulking piece connects described magnetic maintaining part and installation portion by the magnetic maintaining part of the magnet that is equipped with the peristome periphery that is adsorbed in refrigerator body, to the installation portion of reveal, elastically constitutes and uses the soft resin extrusion molding, and its end face is cut off back butt welding and forms frame-like; Simultaneously, near above-mentioned bag of shape portion the corner weld part had otch at the preset range of magnetropism maintaining part side.Adopt this structure, carry out the driving fit sealing inside and outside can in door switching process, not damaging under the situation of retractility of switching direction of bag shape portion case, can obtain to keep the good caulking piece of outward appearance with simple, low-cost structure simultaneously.
The characteristic feature of an invention of technical scheme 2 is that the bag shape portion that the case inboard of corner weld part is located is had otch, can obtain effectively to keep influencing bag structure of the contractility of the case inboard of the telescopic action of shape portion.
The characteristic feature of an invention of technical scheme 3 is to be provided with from the outstanding step of door inner panel the inboard neighbour of the case of being located at bag notch of shape portion; The characteristic feature of an invention of technical scheme 4 is to be formed with from described notch to the inboard fin that extends of case in the bag shape portion of described magnetic maintaining part side, because the notch of bag shape portion is in addition hidden by outstanding step, even the user also can't see notch when opening the door, and, notch is hidden fully in addition by fin, can further improve outward appearance, simultaneously because of there not being cross-ventilation can obtain better effect of heat insulation.
The characteristic feature of an invention of technical scheme 5 be with near the interior side pocket shape portion the frame-like corner towards magnetic maintaining part side and after preset range has otch with butt joint of corner end face and welding, the cut-out of corner portion and the formation of peristome are roughly carried out simultaneously, simplified manufacturing process.
As mentioned above, adopt the invention of magnetic caulking piece structure structure of the refrigerator doors of technical scheme 1, carry out the driving fit sealing inside and outside obtaining under the state of the retractility of the switching direction of bag shape portion when keeping door to open and close well case with simple, low-cost structure, can keep the good caulking piece of outward appearance simultaneously again.
Adopt the invention of technical scheme 2, can effectively keep influencing the contractility of the case inboard of bag telescopic action of shape portion.
Adopt the invention of technical scheme 3, the notch of bag shape portion is in addition hidden by outstanding step, even the user also can't see notch when opening the door; Adopt the invention of technical scheme 4, notch is hidden fully in addition by fin, can further improve outward appearance, simultaneously because of there not being cross-ventilation can obtain better effect of heat insulation.
Adopt the invention of technical scheme 5, the cut-out of corner portion and the formation of peristome are roughly carried out simultaneously, simplify manufacturing process.
The accompanying drawing simple declaration
Fig. 1 is the stereogram of expression refrigerator integral body of the present invention.
Fig. 2 is the amplification profile that the door caulking piece portion of the present invention's one example is shown.
Fig. 3 is that bag shape portion when the opening the door of magnetic caulking piece shown in Figure 2 is shown is along the sectional drawing that opens and closes the direction extended configuration.
Fig. 4 is for seeing the vertical view of the caulking piece of magnetic shown in Fig. 3 from installation side.
Fig. 5 (a) is the expression sectional drawing of magnetic caulking piece in the past, Fig. 5 (b) for the bag shape portion of caulking piece shown in the presentation graphs 5 (a) when opening the door along the sectional drawing that opens and closes the direction extended configuration.
Fig. 6 (a) wants portion's vertical view for the corner junction surface of expression magnetic caulking piece in the past, and Fig. 6 (b) is the vertical view along switching direction extended configuration when opening the door of the bag shape portion in the presentation graphs 6 (a).
Fig. 7 is the vertical view that the structure in the past of Fig. 4 is shown.
The specific embodiment
An example of the present invention below is described with reference to the accompanying drawings.Refrigerator 1 shown in Figure 1 is by the hot box body 2 that forms the apotheca that is suitable for the food storing temperature and be located at the refrigerating-chamber door 8 of peristome of above-mentioned each apotheca of this hot box body and refrigerating chamber door 9 etc. forms, described hot box body 2 separates with some heat insulation next doors 4 for front openings portion and form a plurality of separate space in case, it is cooled off respectively control to predetermined temperature band such as refrigerating chamber 5, refrigerating chamber 6, vegetable compartment 7.
Described in each, refrigerating-chamber door 8 props up rotation and is located at freely to be installed in and cuts off on the peristome one side hinge up and down by the one side being carried out pivot, and other apotheca door then forms drawer type.
And, at above-mentioned each the inside periphery magnetic caulking piece 11 is installed, to the periphery 3a of front openings portion of the outer container 3 that forms refrigerator body 2 and the gap of the periphery of door 8 carrying out airtight sealing and to carry out thermal resistance disconnected with the outside in the apotheca, heat-barrier material in being filled in the body wall prevents heat leak, and the apotheca inner control is remained on predetermined temperature.
Fig. 2 is the amplification profile of 11 ones of door magnetic caulking pieces that the peristome of refrigerating chamber 5 is shown, and its basic structure is identical with above-mentioned any apotheca door.
Magnetic caulking piece 11 has by magnetic maintaining part 12, to the installation portion 13 of door inner panel and cross sectional shape that the bag shape portion 14 of these thin-walleds that connect is elastically formed, system adopts the soft synthetic resin extrusion molding to be long ribbon shape and to cut off with the angles of inclination of 45 degree, by with heating welding processing 17 after its end face butt joint, form along the frame-like of the inboard periphery of door.
Insert in above-mentioned magnetic maintaining part 12 and be equipped with the soft magnet body 15 that soft rubber and magnetic powder are formed, it is adsorbed on the 3a of edge portion of front openings of the outer container 3 that forms steel plate system and disconnected to carrying out gas-tight seal and thermal resistance inside and outside the refrigerator.
Installation portion 13 is from the base portion of the heavy wall anchor shape of outstanding wedge shape downwards, forms heavy installation groove 20 slip-off preventing of cutting along 4 peripheries of the inner panel 19 of door and maintains caulking piece 11 by embedding.
Bag shape portion 14 connects above-mentioned magnetic maintaining part 12 and installation portion 13 and the shape pouch from both sides by thin-walled material respectively, by this bag shape portion 14, caulking piece 11 can be stretched as the above-below direction among Fig. 2 of the switching direction of door 8 on the edge, absorb the absorption affinity of magnetic maintaining part 12 when opening the door and the power of opening the door is relaxed, have when closing and relax the outer container edge 3a of portion that closes the effect of a power and can not be adsorbed onto magnetic fast.
As Fig. 3 and shown in Figure 4 as from the vertical view of installation portion 13 sides, near the corner weld part 17 of caulking piece 11 inboard, form from one of installation portion 13 middle part towards the peristome 16 of magnetic maintaining part 12 sides with the preset range opening along above-mentioned bag of shape portion 14.
Because this peristome 16, the inboard of the corner weld part 17 when opening the door can not have the opening and closing effect towards the bag shape portion 14 of the width vertical with opening and closing direction, and become towards the telescopic action that opens and closes direction, can obtain the on-off action of level and smooth door.
Though above-mentioned peristome 16 is located at the inboard of corner weld part 17, but, the air at the interior lateral inhibition caulking piece circumference of this peristome 16 improved effect of heat insulation owing to flowing, make near the step 21 to the case inboard caulking piece installation portion of door inner panel 19 and give prominence to formation and adjacency, because it is peristome 16 is hidden because of giving prominence to step 21, even event peristome 16 can not seen by the user yet, do not influence outward appearance when opening the door.
In addition, as shown in Figure 2, from complete all the form fin 18 that to outstanding step 21 sides of above-mentioned door inner panel 19 extend of peristome 16 in the upper inner of the bag shape portion 14 of magnetic maintaining part 12, because peristome 16 is hidden by this fin 18 fully, so can keep outward appearance better, and forms new heat insulation closely-spacedly by fin 18, bag shape portion 14 and step 21, can further improve the effect of heat insulation inside and outside the case.
In addition, though said in the above-described embodiments is with respect to adding thermal weld after cutting off, its end face dock with the caulking piece body that is long ribbon shape and being processed into frame-like and formation peristome 16 in bag shape portion with extrusion molding, but be not limited to this, also can be behind extrusion molding the inclination of corner end face when cutting off with near the interior side pocket shape portion the frame-like corner towards magnetic maintaining part side and at the preset range opening, then corner portion is welded; Melting formation peristome also has, even also can obtain same structure and action effect in the solder joints of corner.
In addition, the installation portion of caulking piece is not limited to embed the structure of an inner panel, also can adopt mode bonding or that screw thread is fixing; Have again,,, also can obtain same action effect owing to form peristome in switching direction to door even also can be suitable for for the structure that the caulking piece of reveal member and soft resin system is integrally formed by near the corner weld part of bag shape portion, forming.
Claims (5)
1. the magnetic caulking piece structure of a refrigerator doors, it is characterized in that, the thin-walled bag shape portion that described caulking piece connects described magnetic maintaining part and installation portion by the magnetic maintaining part of the magnet that is equipped with the peristome periphery that is adsorbed in refrigerator body, to the installation portion of reveal, elastically constitutes and uses the soft resin extrusion molding, and its end face is cut off back butt welding and forms frame-like; Simultaneously, near described bag of shape portion the corner weld part has otch at the preset range of magnetropism maintaining part side.
2. the magnetic caulking piece structure structure of refrigerator doors as claimed in claim 1 is characterized in that, the inboard described bag of shape portion that locates has otch at the case of described corner weld part.
3. the magnetic caulking piece structure structure of refrigerator doors as claimed in claim 2 is characterized in that, inboard neighbour is provided with from the outstanding step of door inner panel at the case of the notch of being located at described bag of shape portion.
4. the magnetic caulking piece structure structure of refrigerator doors as claimed in claim 2 is characterized in that, is formed with from described notch to the inboard fin that extends of case in the bag shape portion of described magnetic maintaining part side.
5. the magnetic caulking piece structure structure of refrigerator doors as claimed in claim 1 is characterized in that, with near the interior side pocket shape portion the described frame-like corner towards magnetic maintaining part side and after preset range has otch with butt joint of corner end face and welding.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP250751/2001 | 2001-08-21 | ||
| JP2001250751A JP2003065664A (en) | 2001-08-21 | 2001-08-21 | Magnetic gasket structure of refrigerator door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1401961A true CN1401961A (en) | 2003-03-12 |
| CN1165728C CN1165728C (en) | 2004-09-08 |
Family
ID=19079508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021420130A Expired - Fee Related CN1165728C (en) | 2001-08-21 | 2002-08-20 | Magnetic filler sealing member structure of refrigerator door |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2003065664A (en) |
| KR (1) | KR100439325B1 (en) |
| CN (1) | CN1165728C (en) |
| TW (1) | TWI234636B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100378417C (en) * | 2003-11-26 | 2008-04-02 | Lg电子株式会社 | Sealing structure of refrigerator |
| CN100485296C (en) * | 2005-06-13 | 2009-05-06 | 乐金电子(天津)电器有限公司 | Ice making chamber sealing structure of refrigerating chamber door |
| CN102927752A (en) * | 2012-11-19 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and door seal thereof |
| CN102954654A (en) * | 2012-12-11 | 2013-03-06 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN103851860A (en) * | 2012-12-07 | 2014-06-11 | 海尔集团公司 | Refrigerator door sealing strip |
| CN114234541A (en) * | 2021-12-15 | 2022-03-25 | 安徽万朗磁塑股份有限公司 | Door seal structural member for refrigerator and welding processing method thereof |
| CN114270122A (en) * | 2019-08-27 | 2022-04-01 | 普和希株式会社 | Sealing structure of cold insulation box and cold insulation box |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100644293B1 (en) * | 2004-12-30 | 2006-11-10 | 위니아만도 주식회사 | Structure of gasket for kimchi storage |
| CN105423684A (en) * | 2015-10-27 | 2016-03-23 | 合肥华凌股份有限公司 | Heat-preservation energy-saving refrigerator door seal structure and refrigerator |
| CN106052266B (en) * | 2016-05-26 | 2018-06-22 | 合肥华凌股份有限公司 | A kind of door seal and the Refrigerating container with the door seal |
| CN108195123A (en) * | 2017-12-29 | 2018-06-22 | 青岛海尔股份有限公司 | A kind of door sealing structure and with its refrigerator |
-
2001
- 2001-08-21 JP JP2001250751A patent/JP2003065664A/en active Pending
-
2002
- 2002-04-11 KR KR10-2002-0019677A patent/KR100439325B1/en not_active IP Right Cessation
- 2002-04-19 TW TW091108123A patent/TWI234636B/en not_active IP Right Cessation
- 2002-08-20 CN CNB021420130A patent/CN1165728C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100378417C (en) * | 2003-11-26 | 2008-04-02 | Lg电子株式会社 | Sealing structure of refrigerator |
| CN100485296C (en) * | 2005-06-13 | 2009-05-06 | 乐金电子(天津)电器有限公司 | Ice making chamber sealing structure of refrigerating chamber door |
| CN102927752A (en) * | 2012-11-19 | 2013-02-13 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and door seal thereof |
| CN103851860A (en) * | 2012-12-07 | 2014-06-11 | 海尔集团公司 | Refrigerator door sealing strip |
| CN103851860B (en) * | 2012-12-07 | 2016-11-23 | 海尔集团公司 | Seal strip for refrigerator door |
| CN102954654A (en) * | 2012-12-11 | 2013-03-06 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN114270122A (en) * | 2019-08-27 | 2022-04-01 | 普和希株式会社 | Sealing structure of cold insulation box and cold insulation box |
| CN114270122B (en) * | 2019-08-27 | 2024-04-02 | 普和希株式会社 | Sealing structure of cold insulation box and cold insulation box |
| CN114234541A (en) * | 2021-12-15 | 2022-03-25 | 安徽万朗磁塑股份有限公司 | Door seal structural member for refrigerator and welding processing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2003065664A (en) | 2003-03-05 |
| KR100439325B1 (en) | 2004-07-07 |
| KR20030017309A (en) | 2003-03-03 |
| TWI234636B (en) | 2005-06-21 |
| CN1165728C (en) | 2004-09-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040908 Termination date: 20090921 |