CN205002495U - Refrigerator and door seals subassembly thereof - Google Patents
Refrigerator and door seals subassembly thereof Download PDFInfo
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- CN205002495U CN205002495U CN201520454293.0U CN201520454293U CN205002495U CN 205002495 U CN205002495 U CN 205002495U CN 201520454293 U CN201520454293 U CN 201520454293U CN 205002495 U CN205002495 U CN 205002495U
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- seal bar
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Abstract
The utility model provides a refrigerator and door seals subassembly thereof, refrigerator include the open box in front side and the door body that is used for opening or closing the box, and the door seals the subassembly and includes: one of them of rigidity sealing strip and elastic sealing bar is used for installing at the internal side surface of door, and rigidity sealing strip and elastic sealing bar's wherein another is used for installing at the box. The utility model discloses a door seals the subassembly and need not to use the magnetic stripe to avoid causing too much energy loss because of the magnetic stripe has great heat conductivity.
Description
Technical field
The utility model relates to refrigerating plant, particularly relates to a kind of refrigerator and door seal assembly thereof.
Background technology
Existing refrigerator, when closing door body, is provided with door sealing structure between door body and casing, a body can be made to remain on closed condition on the one hand, on the other hand in order to prevent air leakage from causing unnecessary loss of refrigeration capacity.Existing door sealing structure is generally flexible gasket, gasket generally comprises magnetic stripe and air bag portion, when door body is positioned at closed condition, magnetic stripe relies on the magnetic attraction produced with steel plate in casing to make a body be fixed on casing, air bag portion can rely on the space between the elastic deformation filling Men Tiyu casing of self, and plays the effect of isolated heat.But due to the heat conductivility of magnetic stripe better, make its effect of heat insulation poor, easily cause larger energy loss.And the comparatively complicated thus more difficult making of the structure of its gasket.
Utility model content
An object of the present utility model to provide a kind of door seal assembly for refrigerator, to avoid using magnetic stripe, thus reduces the energy loss caused because magnetic stripe thermal conductivity is good.
Another object of the utility model to provide a kind of door seal assembly be convenient to a body and opened.
Another object of the utility model to provide a kind of refrigerator comprising this door seal assembly.
On the one hand, the utility model provides a kind of door seal assembly for refrigerator, refrigerator comprises the casing opened wide front side and the door body being used to open or close casing, door seal assembly comprises: one of them of rigid seal bar and elastic sealing strip is for being arranged on a body inner surface, and wherein another of rigid seal bar and elastic sealing strip is for being arranged on casing.
Alternatively, the A/F of draw-in groove is less than the Breadth Maximum of draw-in groove and the Breadth Maximum of rigid seal bar, and elastic sealing strip is configured to embed in draw-in groove to making opening produce elastic deformation during harness motion to allow partially rigid sealing strip by External Force Acting at rigid seal bar.
Alternatively, at least part of side face of rigid seal bar is arc surface, and the axis of arc surface extends along the length direction of rigid seal bar.
Alternatively, draw-in groove is arc groove, and the cell wall of arc groove and the mating shapes of arc surface embed in it hermetically to allow partially rigid sealing strip.Alternatively, the central angle of arc groove is greater than 180 ° and is less than or equal to 270 °.
Alternatively, elastic sealing strip comprises and transversely to extend to the side of draw-in groove from the circumferential cell wall of draw-in groove and to run through at least one first through hole of elastic sealing strip respective transversal end face, and transversely extends to the opposite side of draw-in groove from the circumferential cell wall of draw-in groove and run through at least one second through hole of elastic sealing strip respective transversal end face; Wherein the first through hole is for being communicated with draw-in groove and box house, and the second through hole is for being communicated with draw-in groove and casing outside.
Alternatively, at least one first through hole is communicated with draw-in groove with the cell wall away from opening side of at least one second through hole at draw-in groove.
Alternatively, the outer surface of elastic sealing strip is connected via a rounded transition with the cell wall of draw-in groove, so that rigid seal bar embeds in draw-in groove via opening.
Alternatively, door seal assembly also comprises air bag, and for being arranged on inside a body and between rigid seal bar, thus the gap between Men Tiyu elastic sealing strip is filled in the elastic deformation relying on air bag to produce.
Alternatively, rigid seal bar and elastic sealing strip have a holding section respectively, rigid seal bar and elastic sealing strip to be individually fixed in the mounting groove that arranges on door body and casing.
On the other hand, the utility model additionally provides a kind of refrigerator, and comprise the casing opened wide front side and the door body being used to open or close casing, also comprise the door seal assembly described in above any one, wherein rigid seal bar is arranged on a body inner surface; Elastic sealing strip is arranged on casing.
Refrigerator of the present utility model and door seal assembly thereof, door body arranges rigid seal bar, casing arranges elastic sealing strip, when door body is closed, rigid seal bar is held in the draw-in groove of elastic sealing strip, achieve the fixing of a body, compare existing gasket and eliminate magnetic stripe, avoid because magnetic stripe has larger thermal conductivity and cause too much energy loss.
Further, refrigerator of the present utility model and door seal assembly thereof, rigid seal bar can be set to circular arc, the draw-in groove of elastic sealing strip to be set to the arc groove of the radiuses such as rigid seal bar and A/F is less than arc diameter, the elastic deformation sealed card making rigid seal bar can overcome opening is held in arc groove, complete fixing, smart structural design, simple shape is convenient to processing.
Further, refrigerator of the present utility model and door seal assembly thereof, the passage be communicated with inside and outside casing is provided with in the draw-in groove of elastic sealing strip, when closing door body, passage is covered by rigid seal bar, when beating opening door body, passage will be opened, and allow the air outside casing to flow into the negative pressure in casing inner equilibrium casing through draw-in groove, make the operation of beating opening door body more laborsaving.
According to hereafter by reference to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present utility model more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present utility model with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the schematic cross sectional views of the door seal assembly according to the utility model embodiment;
Fig. 2 is the show in schematic partial sections of the refrigerator according to the utility model embodiment.
Detailed description of the invention
Fig. 1 is the schematic cross sectional views of the door seal assembly according to the utility model embodiment; Fig. 2 is the show in schematic partial sections of the refrigerator according to the utility model embodiment.As shown in Figure 1-2, refrigerator 100 comprises casing 40 and door body 20.Casing 40 is provided with room between multiple storing, for refrigeration or frozen food.The front side of casing 40 is opened wide front side in other words and is formed opening, and door body 20 is arranged on the front side of casing 40, is used to open or close the opening of casing 40.Under normal operating condition, the internal temperature of casing 40 will lower than outside atmosphere temperature, therefore when door body 20 is positioned at closed condition, should make to keep between the edge of casing 40 and door body 20 sealing to avoid producing cross-ventilation, cause loss of refrigeration capacity, also will reduce the energy loss caused because of heat conduction with the contact site of door body 20 at casing 40 simultaneously as far as possible.Therefore, refrigerator 100 also comprises door seal assembly 10, for sealing the gap between casing 40 and door body 20, to avoid energy loss as far as possible.
Door seal assembly 10 comprises rigid seal bar 12 and elastic sealing strip 14.One of them of rigid seal bar 12 and elastic sealing strip 14 is for being arranged on a body 20 inner surface, and wherein another of rigid seal bar 12 and elastic sealing strip 14 is for being arranged on casing 40.In concrete use procedure, the different mounting means of two kinds of sealing strips is to actual effect and have no significant effect, for convenience of describing, below will for wherein a kind of mounting means, wherein, rigid seal bar 12 is for being arranged on the inner surface of a body 20, and elastic sealing strip 14 is for be arranged on casing 40 and to be located at position corresponding with rigid seal bar 12 when a body 20 is closed, and namely elastic sealing strip 14 is arranged on the opening periphery of casing 40.And, elastic sealing strip 14 have from its outer surface cave inward formed the draw-in groove 142 extended along its length, be configured to allow partially rigid sealing strip 12 embed and be fastened in draw-in groove 142, a body 20 can be maintained in its closed position, also be filled with the gap between casing 40 and door body 20 simultaneously.Be understandable that, rigid seal bar 12 should adopt the insulation material with certain degree of hardness and rigidity, such as polyurethane, hard PVC etc.; And elastic sealing strip 14 should adopt the insulation material with certain elasticity and flexibility, as ethylene propylene diene rubber, flexible PVC etc.
In order to make draw-in groove 142, partially rigid sealing strip 12 is held in the inner, preferably, the A/F of draw-in groove 142 is less than the Breadth Maximum of draw-in groove 142 and the Breadth Maximum of rigid seal bar 12, and elastic sealing strip 14 is configured to embed in draw-in groove 142 to making opening produce elastic deformation during harness motion to allow partially rigid sealing strip 12 by External Force Acting at rigid seal bar 12.Namely, when closing door body 20, rigid seal bar 12 pairs of draw-in grooves 142 produce extruding and make it produce elastic deformation to make opening become large, allow rigid seal bar 12 to embed draw-in groove 142.
Further, at least part of side face of rigid seal bar 12 is arc surface, and the axis of arc surface extends along the length direction of rigid seal bar 12, and namely the part outline of its cross section is circular arc.Correspond ground, draw-in groove 142 is arc groove, and namely the outline of the cross section of draw-in groove 142 is circular arc, and the cell wall of arc groove and the mating shapes of rigid seal bar 12 arc surface, embed in it hermetically to allow partially rigid sealing strip 12.
Like this, adopt arc surface to contact between rigid seal bar 12 and elastic sealing strip 14, make better tightness, embed with the operation of extracting more laborsaving, be also convenient to processing and fabricating.In some preferred embodiments, the central angle of arc groove is greater than 180 ° and is less than or equal to 270 °, can either ensure that rigid seal bar 12 is clamped by draw-in groove 142, central angle excessive (cause A/F too small) can be avoided again to make rigid seal bar cannot embed draw-in groove 142.
Preferably, the outer surface of elastic sealing strip 14 is connected via a rounded transition with the cell wall of draw-in groove 142, so that rigid seal bar 12 embeds in draw-in groove 142 via opening.
Rigid seal bar 12 and elastic sealing strip 14 are strip structure, conventional connected mode such as such as stickup, screw connection etc. can be adopted to be fixed on a body 20 and casing 40, certainly preferably adopt the mode of elastic clamping.Such as, rigid seal bar 12 and elastic sealing strip 14 have a holding section respectively, rigid seal bar 12 and elastic sealing strip 14 to be individually fixed in mounting groove that a body 20 and casing 40 arrange.As shown in Figure 1, rigid seal bar 12 is formed with holding section 122, it has a wider head and narrower neck, the surface correspondence of door body 20 offers mounting groove 122a, its cross section be arc and A/F between holding section 122 head width and neck width, the head of holding section 122 is fastened among mounting groove 122a after relying on the opening of natural resiliency distortion through mounting groove 122a.In like manner, elastic sealing strip 14 also has a holding section 148, and card is established in the mounting groove 148a with casing 40, is fixed on casing 40 to make elastic sealing strip 14.
In some embodiments, the single piece (not shown) that elastic sealing strip 14 and casing 40 are formed in one, namely without the need to arranging separately elastic sealing strip 14.Now, the front surface portion of casing 40 should be made up of elastomeric material, its draw-in groove formed for holding rigid seal bar 12 that caves inward.
Preferably, door seal assembly 10 also can comprise air bag 50, for being arranged on inside a body 20 and between rigid seal bar 12, thus the gap between door body 20 and elastic sealing strip 14 is filled in the elastic deformation relying on air bag 50 to produce, meanwhile, in the process of closing door body 20, also play the effect of buffer shock-absorbing.Particularly, can the mode of buckle be adopted to be fixed on the inner side of a body 20 air bag 50, or after air bag 50 and rigid seal bar 122 being adopted the mode such as such as to weld to connect as one, then be fixed on a body 20.Air bag 50 is hollow structure, adopts blanket type insulation to make.
In refrigerator 100 use procedure, casing 40 internal temperature is lower, makes its internal pressure lower than atmospheric pressure, and inside and outside pressure reduction will cause resistance to beating opening door body 20.Meanwhile, the utility model people of the application finds, in the process of closing door body 20, as the exhaust channel of no-trump gas discharge in draw-in groove 142, gas to produce the high pressure action that makes to close the door require great effort overstocking between draw-in groove 142 and rigid seal bar 12; And in the process of beating opening door body 20, as without intake channel in draw-in groove 142, local decompression will be produced between draw-in groove 142 and rigid seal bar 12 door opening action is required great effort.Therefore, in preferred embodiment of the present utility model, elastic sealing strip 14 comprises and transversely to extend to the side of draw-in groove 142 from the circumferential cell wall of draw-in groove 142 and to run through at least one first through hole 144 of elastic sealing strip 14 respective transversal end face, and transversely extends to the opposite side of draw-in groove 142 from the circumferential cell wall of draw-in groove 142 and run through at least one second through hole 145 of elastic sealing strip 14 respective transversal end face; Wherein the first through hole 144 is inner with casing 40 for being communicated with draw-in groove 142, and the second through hole 145 is outside with casing 40 for being communicated with draw-in groove 142.In order to reach better ventilatory effect, the quantity of the first through hole 144 is multiple, and the length direction along elastic sealing strip 14 is arranged at interval successively, and similarly, the quantity of the second through hole 145 is also multiple, and the length direction along elastic sealing strip 14 is arranged at interval successively.
In the process (namely rigid seal bar 12 is by the process of opening embedding draw-in groove 142) of closing door body 20, air in draw-in groove 142 will be discharged from the first through hole 144 and the second through hole 145, and rigid seal bar 12 can be attached on the cell wall of draw-in groove 142 hermetically.
Beating the initial stage of opening door body 20 process, the first through hole 144 and the second through hole 145 will be opened, and form that casing 40 is inner, draw-in groove 142 inner and air communication passage between the outside three of casing 40.Balance on the one hand the negative pressure in draw-in groove 142, make that rigid seal bar 12 is easier to be extracted in draw-in groove 142, also balance the negative pressure in casing 40 on the other hand, a body 20 is more easily opened.
Preferably, at least one first through hole 144 is communicated with draw-in groove 142 with the side cell wall away from opening of at least one second through hole 145 at draw-in groove 142, make in the process of beating opening door body 20, the first through hole 144 and the second through hole 145 can be opened as early as possible, to make dozen opening door body 20 more laborsaving.But should be noted that, on two cell walls that first through hole 144 and the second through hole 145 are preferably disposed on the transverse direction of draw-in groove 142 but not be the cell wall (sidewall relative with opening) of bottom surface, to avoid causing, rigid seal bar 12 is poorly sealed causes unnecessary gas leakage.
The utility model additionally provides a kind of refrigerator 100, refrigerator 100 comprises the casing 40 opened wide front side and the door body 20 being used to open or close casing 40, also comprise the door seal assembly 10 of above any embodiment, one of them of rigid seal bar 12 and elastic sealing strip 14 is for being arranged on a body 20 inner surface, and wherein another of rigid seal bar 12 and elastic sealing strip 14 is for being arranged on casing 40.As shown in Figure 2 in embodiment, rigid seal bar 12 is installed on the inner surface of a body 20, and elastic sealing strip 14 is arranged on the front surface of casing 40.Door body 20 is made up of inner door panel, foaming layer between outside door-plate and two door-plates, outside door-plate can adopt metal material, but in order to strengthen the heat-insulating property of door seal assembly, inner door panel should adopt the poor nonmetallic materials of thermal conductivity (as plastics) to make.In like manner, the front surface of casing 40 also should use nonmetallic materials (as plastics) to make, to strengthen the heat-insulating property of door seal assembly.One skilled in the art will appreciate that door seal assembly 10 should be arranged on the edge of a body 20 for common square door body structure.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present utility model is illustrate and described herein detailed, but, when not departing from the utility model spirit and scope, still can directly determine or derive other modification many or amendment of meeting the utility model principle according to content disclosed in the utility model.Therefore, scope of the present utility model should be understood and regard as and cover all these other modification or amendments.
Claims (11)
1., for a door seal assembly for refrigerator, described refrigerator comprises the casing opened wide front side and the door body being used to open or close described casing, and it is characterized in that, described door seal assembly comprises:
Rigid seal bar and elastic sealing strip, described elastic sealing strip have from its outer surface cave inward formed the draw-in groove extended along its length, be configured to allow part described rigid seal bar embed and be fastened in described draw-in groove, one of them of described rigid seal bar and described elastic sealing strip is for being arranged on described door body inner surface, and wherein another of described rigid seal bar and described elastic sealing strip is for being arranged on described casing.
2. door seal assembly according to claim 1, is characterized in that,
The A/F of described draw-in groove is less than the Breadth Maximum of described draw-in groove and the Breadth Maximum of described rigid seal bar, and described elastic sealing strip is configured to embed in described draw-in groove to making described opening produce elastic deformation during described harness motion to allow part described rigid seal bar by External Force Acting at described rigid seal bar.
3. door seal assembly according to claim 2, is characterized in that,
At least part of side face of described rigid seal bar is arc surface, and the axis of described arc surface extends along the length direction of described rigid seal bar.
4. door seal assembly according to claim 3, is characterized in that,
Described draw-in groove is arc groove, the cell wall of described arc groove and the mating shapes of described arc surface, embeds hermetically in it to allow the described rigid seal bar of part.
5. door seal assembly according to claim 4, is characterized in that,
The central angle of described arc groove is greater than 180 ° and is less than or equal to 270 °.
6. door seal assembly according to claim 2, is characterized in that,
Described elastic sealing strip comprises and transversely to extend to the side of described draw-in groove from the circumferential cell wall of described draw-in groove and to run through at least one first through hole of described elastic sealing strip respective transversal end face, and transversely extends to the opposite side of described draw-in groove from the circumferential cell wall of described draw-in groove and run through at least one second through hole of described elastic sealing strip respective transversal end face; Wherein
Described first through hole is for being communicated with described draw-in groove and described box house, and described second through hole is for being communicated with described draw-in groove and described casing outside.
7. door seal assembly according to claim 6, is characterized in that,
At least one first through hole described is communicated with described draw-in groove with the cell wall away from described opening side of at least one second through hole at described draw-in groove.
8. door seal assembly according to claim 2, is characterized in that,
The outer surface of described elastic sealing strip is connected via a rounded transition with the cell wall of described draw-in groove, so that described rigid seal bar embeds in described draw-in groove via described opening.
9. door seal assembly according to claim 1, characterized by further comprising:
Air bag, for being arranged on inside described door body and between described rigid seal bar, thus the gap described in described Men Tiyu between elastic sealing strip is filled in the elastic deformation relying on described air bag to produce.
10. door seal assembly according to claim 1, is characterized in that,
Described rigid seal bar and described elastic sealing strip have a holding section respectively, described rigid seal bar and described elastic sealing strip to be individually fixed in the mounting groove that arranges on described door body and described casing.
11. 1 kinds of refrigerators, comprise the casing opened wide front side and the door body being used to open or close described casing, characterized by further comprising:
Door seal assembly according to any one of claim 1-10, one of them of wherein said rigid seal bar and described elastic sealing strip is for being arranged on described door body inner surface, and wherein another of described rigid seal bar and described elastic sealing strip is for being arranged on described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454293.0U CN205002495U (en) | 2015-06-26 | 2015-06-26 | Refrigerator and door seals subassembly thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454293.0U CN205002495U (en) | 2015-06-26 | 2015-06-26 | Refrigerator and door seals subassembly thereof |
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| CN205002495U true CN205002495U (en) | 2016-01-27 |
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| CN201520454293.0U Active CN205002495U (en) | 2015-06-26 | 2015-06-26 | Refrigerator and door seals subassembly thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288616A (en) * | 2015-06-26 | 2017-01-04 | 青岛海尔智能技术研发有限公司 | Refrigerator and door seal assembly thereof |
| CN106585342A (en) * | 2016-12-16 | 2017-04-26 | 王小兵 | Automobile sunroof |
| CN108955053A (en) * | 2018-07-10 | 2018-12-07 | 安徽省星年华电器有限公司 | A kind of sealing paper for all-sealed refrigerator door |
| CN111288733A (en) * | 2018-12-06 | 2020-06-16 | 邹庆丰 | Refrigerator door seal and defrosting water discharging method |
-
2015
- 2015-06-26 CN CN201520454293.0U patent/CN205002495U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288616A (en) * | 2015-06-26 | 2017-01-04 | 青岛海尔智能技术研发有限公司 | Refrigerator and door seal assembly thereof |
| CN106585342A (en) * | 2016-12-16 | 2017-04-26 | 王小兵 | Automobile sunroof |
| CN108955053A (en) * | 2018-07-10 | 2018-12-07 | 安徽省星年华电器有限公司 | A kind of sealing paper for all-sealed refrigerator door |
| CN111288733A (en) * | 2018-12-06 | 2020-06-16 | 邹庆丰 | Refrigerator door seal and defrosting water discharging method |
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