CN107932819A - Refrigerator and its material hole closing device - Google Patents
Refrigerator and its material hole closing device Download PDFInfo
- Publication number
- CN107932819A CN107932819A CN201711047381.9A CN201711047381A CN107932819A CN 107932819 A CN107932819 A CN 107932819A CN 201711047381 A CN201711047381 A CN 201711047381A CN 107932819 A CN107932819 A CN 107932819A
- Authority
- CN
- China
- Prior art keywords
- closing device
- material hole
- stent
- sealing cover
- refrigerator
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
- B29C44/581—Closure devices for pour holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/762—Household appliances
- B29L2031/7622—Refrigerators
Abstract
Refrigerator and its material hole closing device, the present invention provides a kind of closing device, for sealing the material hole of refrigerator, the closing device includes the stent for being fixed on the material hole, and it is connected to the sealing cover of the stent with being pivoted relative to each other, the sealing cover is arranged at side of the stent towards inner container of icebox, and is fallen in a free state by gravity and seal the material hole.Compared with prior art, closing device provided by the present invention can be easily installed on the material hole of refrigerator body with relatively low cost of manufacture and assembly cost, and can play the effect for more preferably sealing material hole, the defects of overcoming the prior art and deficiency.
Description
Technical field
The present invention relates to art of refrigeration units, more particularly to the closing device of a kind of refrigerator and refrigerator material hole.
Background technology
Existing refrigerator in the production process, can add expanded material between its babinet and liner, formed foaming layer with
Strengthen the heat-insulating property of refrigerator.But in foaming process, expanded material can be overflowed from material hole, led due to volumetric expansion
Expanded material leakage is caused, pollutes environment.
At present the leakage problem of expanded material is solved by pasting unidirectional piece on material hole.Unidirectional piece is very thin metal
Piece, by way of spot welding and material hole edge connect.When material feeding rifle stretches into, unidirectional piece is opened, when material feeding rifle is withdrawn from, unidirectionally
Piece covers, and the effect for preventing foaming flash is reached with this.But unidirectional piece mainly has the disadvantage that：First, high labor cost,
Unidirectional piece and bottom steel chain, which connect, needs spot welding, and the cost of labor of spot welding is very high；Second, spot welding increase process influences production efficiency；The
Three, the phenomenon that unidirectional piece comes off occurs in bottom steel in transportational process, increases the fraction defective of product；4th, poorly sealed, material feeding
After pipette tips exit babinet, unidirectional piece resets slowly or reset is insufficient, expanded material often occurs and has flow at material hole, single
To the situation of piece also unsealing material hole.
In view of this, it is necessary to provide a kind of closing device of new refrigerator material hole to solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of closing device of new refrigerator material hole, it can be with relatively low cost solution
The problem of certainly material hole is poorly sealed.
For achieving the above object, the present invention adopts the following technical scheme that：A kind of closing device, for sealing refrigerator
Material hole, the closing device includes the stent for being fixed on the material hole, and is connected to the stent with being pivoted relative to each other
Sealing cover, the sealing cover is arranged at side of the stent towards inner container of icebox, and in a free state by gravity
Fall and seal the material hole.
As further improved technical scheme of the present invention, the stent is circumferentially provided with protrusion along the material hole,
The periphery of the sealing cover is equipped with flange, and under the free state, the flange is fastened in the protrusion.
As further improved technical scheme of the present invention, the raised height from the junction of the sealing cover to
The opposite opening in the junction is incremented by, and the protrusion intersects with the mounting plane of stent and forms angle.
As further improved technical scheme of the present invention, the branch is provided with occlusion part, and the occlusion part is by stent
Mounting plane extends to the side of the inner container of icebox.
As further improved technical scheme of the present invention, the opening of the height value of the occlusion part in the sealing cover
It is maximum.
As further improved technical scheme of the present invention, the stent includes being arranged at the sealing cover opposite side
Mounting portion, the closing device are detachably secured to the material hole by the mounting portion.
As further improved technical scheme of the present invention, the stent includes opening corresponding with the material hole, institute
The flange that mounting portion includes being extended radially outwardly by the edge of the opening, and the hangers of a pair of opposing are stated, it is described
Hangers limits the accommodating space coaxial with the opening with the flange, and the accommodating space passes through the closing device
Rotary motion receives the edge of the material hole.
As further improved technical scheme of the present invention, the sealing cover is articulated with the stent.
As further improved technical scheme of the present invention, the closing device is made of plastic material.
For achieving the above object, the present invention also provides a kind of refrigerator, including babinet, the babinet to be equipped with material feeding
Hole；Liner, is located in the babinet and limits foaming space jointly with the babinet；Foregoing closing device is further included,
The closing device is used to seal the material hole.
The beneficial effects of the invention are as follows：Compared with prior art, closing device provided by the present invention can be with relatively low
Cost of manufacture and assembly cost are easily installed on the material hole of refrigerator body, and can play and more preferably seal material hole
Effect, the defects of overcoming the prior art and deficiency.
Brief description of the drawings
Fig. 1 is the inner side schematic diagram of refrigerator body bottom plate in the preferred embodiment of the present invention；
Fig. 2 is the outside schematic diagram of the refrigerator body bottom plate shown in Fig. 1；
Fig. 3 is the structure diagram of closing device in the preferred embodiment of the present invention；
Fig. 4 is the structure diagram of the stent of the closing device shown in Fig. 3；
Fig. 5 is the rearview of the stent shown in Fig. 4；
Fig. 6 is the structure diagram of the sealing cover of the closing device shown in Fig. 3.
Embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those of ordinary skill in the art are made according to these embodiments, method or functionally
Conversion is all contained in protection scope of the present invention.
It is used herein for example " on ", " top ", " under ", the term of the representation space relative position such as " lower section " is in order at just
A unit as shown in the drawings or feature are described relative to another unit or the relation of feature in the purpose of explanation.It is empty
Between the term of relative position can be intended to include different azimuth of the equipment in use or work in addition to orientation shown in figure.
If for example, by figure equipment overturn, be described as being located at other units or feature " lower section " or " under " unit will
Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If
It is standby to be otherwise directed（It is rotated by 90 ° or other directions）, and correspondingly explain used herein and space correlation
Description.Also, it should be understood that although the grade of term first, second can be used to describe various elements or knot herein
Structure, but these are described object and should not be limited by these terms.These terms are only used to by these description objects each other
Distinguish.
The preferred embodiment of the present invention provides a kind of refrigerator, and Fig. 1 is refrigerator body 1 according to the preferred embodiment of the invention
The inner side schematic diagram of bottom plate；Fig. 2 is the outside schematic diagram of 1 bottom plate of refrigerator body according to the preferred embodiment of the invention, the refrigerator
Including：Babinet 1, liner（Not shown in figure）With closing device 2.
Material hole 10 is provided with babinet 1, so that expanded material enters refrigerator.In the present embodiment, material hole 10 is substantially
Round hole is rendered as, the edge of round hole has two symmetrically arranged notches 100, and the design of the notch 100 is for facility
The installation and fixation of closing device 2.Preferably, notch 100 and the edge of round hole are concentrically disposed with, and notch 100 is rendered as
Arc section.Material hole 10 is arranged on the bottom plate of babinet 1, and is arranged among bottom plate and by the position of proximal edge, in order to material feeding.
Liner is arranged at 1 back of babinet and limits foaming space jointly with babinet 1, after closing device 2 is installed on material hole 10, limits
Going out circular sprue, sprue and the material hole 10 are concentric, in the present embodiment, sprue and the note for removing notch 100
Expect that the round hole in hole 10 is consistent.Expanded material enters foaming space by sprue, and is filled up completely foaming space and forms foaming
Layer.Certainly, in other embodiments, since the difference of 2 mounting means of closing device, sprue can also be complete with material hole 10
Unanimously.
Closing device 2 shown in Figure 3, being provided by the preferred embodiment of the present invention, the closing device 2 are used to seal ice
Material hole 10 on box body 1, to avoid the leakage of expanded material after the completion of material feeding.Closing device 2 includes being installed on material hole
The stent 21 at 10 edges, and it is connected to the sealing cover 22 of stent 21 with being pivoted relative to each other, sealing cover 22 is arranged at 21 court of stent
To the side of inner container of icebox, and fallen in a free state by gravity and seal the material hole 10.
Specifically, with reference to shown in Fig. 2 and Fig. 5, the stent 21 includes the mounting portion for being arranged at 22 opposite side of sealing cover
214, closing device 2 is removably installed in the material hole 10 by the mounting portion 214, and coordinates with the material hole 10 and limit
Make circular sprue.The stent 21 includes opening corresponding with above-mentioned sprue, and the mounting portion 214 includes being opened by this
The flange 2141 that the edge of mouth extends radially outwardly, the width of flange 2141 are not less than 10 notch 100 of material hole in Tongfang
Upward width.The mounting portion 214 further includes the hangers 2142 of a pair of opposing, the hangers 2142 and the flange
2141 limit the accommodating space coaxial with the opening（It is not shown）, rotation that the accommodating space passes through the closing device 2
The dynamic edge for receiving the material hole 10 of transhipment.
When closing device 2 is installed, hangers 2142 is first aligned to the notch 100 of material hole 10 from the inner side of 1 bottom plate of babinet, is made
The plane that hangers 2142 protrudes from the place of material hole 10 is obtained, then clockwise（Or counterclockwise）Rotary sealing device 2 so that installation
The accommodating space in portion 214 receives the circular edge of material hole 10, i.e. hangers 2142 staggers with notch 100, so as to complete sealing dress
Put 2 installations and fixation for arriving material hole 10.
Preferably, each hangers 2142 includes the openend 2142a and sealing end 2142b being oppositely arranged, i.e., only allows to enclose
Single direction rotation around the sprue center of circle, and rotating angle corresponds to hangers 2142 by openend 2142a to sealing end 2142b
Central angle.In the present embodiment, sealing end 2142b is additionally provided with clamping structure（It is not shown）, to prevent hangers 2142 along peace
The opposite direction in dress direction rotates and departs from material hole 10.Clamping structure may be configured as sealing end 2142b and 10 circular edges of material hole
The tight fit of edge, may be alternatively provided as other anti-loose mechanical mechanisms, will not enumerate herein.
With reference to shown in Fig. 3 and Fig. 6, sealing cover 22 is pivotably connected to side of the stent 21 towards inner container of icebox, at this
In embodiment, sealing cover 22 is articulated with stent 21.Stent 21 is equipped with hinge seat 211, and hinge seat 211 is equipped with a pair of bearings hole
2112, for receiving the rotation axis of sealing cover 22.Sealing cover 22 is equipped with articulated shaft 221, and the both ends of articulated shaft 221 are received respectively
In foregoing a pair of bearings hole 2112, thus, sealing cover 22 is pivotably connected on stent 21.Certainly, articulated shaft 221 and axis
The position of bearing bore 2112 can be exchanged, i.e., articulated shaft 221 can be equipped with stent 21, and sealing cover 22 is equipped with to be sheathed on and is hinged
Bearing hole 2112 on axis 221.In addition, it is not hingedly unique embodiment of pivotable connection, those skilled in the art can
Inspired by hinged, find out more pivotable embodiments, will not enumerate herein.Further, articulated shaft 221
On be additionally provided with limited block 2211, hinge seat 211 is equipped with the block 2111 coordinated with limited block 2211, limited block 2211 and block
2111 cooperation so that the rotation of sealing cover 22 by reasonably spacing, avoid rotational angle excessive and can not normal switching-off.
In the present embodiment, the restriction of 2142 direction of rotation of setting and hangers of 10 notch 100 of material hole to seal
After device 2 is assembled on 1 bottom plate of babinet, hinge seat 211 is located at the top or top of sprue, i.e., sealing cover 22 is in free state
Under fallen by gravity and seal up sprue.Certainly, also elastic component can be set in hinged place so that sealing cover 22 is in bullet
The closed sprue under the action of property biasing force.
Referring to shown in Fig. 3, Fig. 4, the stent 21 is circumferentially provided with protrusion 212, the sealing along the material hole 10
The periphery of lid 22 is equipped with flange 222, and under the free state, the flange 222 is fastened on described raised 212.In this reality
Apply in example, protrusion 212 is set along the opening of sprue, that is, stent 21, company of raised 212 height from the sealing cover 22
The place of connecing is incremented by the opening opposite with the junction, and described raised 212 intersect with the mounting plane of stent 21 and form folder
Angle.The setting of protrusion 212 causes the sealing cover 22 is not exclusively fallen can cover sprue, avoids sealing cover 22 due to a variety of
Reason and the position flushed with the mounting plane of stent 21 cannot be fallen on completely, and the situation of sprue cannot be effectively sealed against.
After so setting, sealing cover 22 can fasten flange 222 when it is equal with the angle with the inclination angle of mounting plane
In protrusion 212, the sealing of sprue is completed.
With continued reference to Fig. 3, Fig. 4, the stent 21 is additionally provided with occlusion part 213, the occlusion part 213 by stent 21 installation
Plane extends to the side of the inner container of icebox.Further, height value the opening in the sealing cover 22 of the occlusion part 213
It is maximum at mouthful.The setting of occlusion part 213 is in order to avoid foamed material is open before sealing cover 22 is not yet closed by sealing cover 22
The gap at place is leaked out from sprue.
More than, closing device 2 can be mounted on material hole 10 with shirtsleeve operation, and be limited with material hole 10
Sprue, and sprue is covered by sealing cover 22 in a free state, when needing material feeding, make the open-top sealing cover in material feeding rifle front end
22, sealing cover 22 reversely pivots certain angle to concede sprue, and when material feeding rifle is withdrawn from, sealing cover 22 is under the effect of gravity
Certain angle is rotated forward, until the flange 222 is fastened in the protrusion 212 of stent 21.
In the present embodiment, closing device 2 is made of plastic material, and due to its non-visual part, appearance is not required,
Thus made during fabrication using PP reclaimed materials, reduce material cost.And plastic components pre- assembling production lines before foaming
Upper installation, it is not necessary to which assembly is supplied, so there is no the phenomenon that unidirectional piece in the supply of material transport of bottom steel comes off, so as to reduce bad
Rate.In addition, assembly manipulation is simple, the cost of labor of spot welding reduce further.Thus, the closing device that the present embodiment is provided
2 solve the problems, such as that material hole 10 is poorly sealed with relatively low cost, have significant progress relative to the prior art.
In addition, the present embodiment also provides a kind of refrigerator（It is not shown）, refrigerator includes babinet 1, and the babinet 1 is equipped with material feeding
Hole 10；Liner, is located in the babinet 1 and limits foaming space jointly with the babinet 1；Refrigerator further includes foregoing envelope
Mouth device 2, the closing device 2 are used to seal the material hole 10.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
A independent technical solution, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. closing device, for sealing the material hole of refrigerator, it is characterised in that：The closing device includes being fixed on described The stent of material hole, and it is connected to the sealing cover of the stent with being pivoted relative to each other, the sealing cover is arranged at the stent Towards the side of inner container of icebox, and fallen in a free state by gravity and seal the material hole.
- 2. closing device as claimed in claim 1, it is characterised in that：The stent is convex along being circumferentially provided with for the material hole Rise, the periphery of the sealing cover is equipped with flange, and under the free state, the flange is fastened in the protrusion.
- 3. closing device as claimed in claim 2, it is characterised in that：The raised height is from the junction of the sealing cover It is incremented by the opening opposite with the junction, the protrusion intersects with the mounting plane of stent and forms angle.
- 4. closing device as claimed in claim 1, it is characterised in that：The branch is provided with occlusion part, and the occlusion part is by propping up The mounting plane of frame extends to the side of the inner container of icebox.
- 5. closing device as claimed in claim 4, it is characterised in that：The height value of the occlusion part is opened the sealing cover It is maximum at mouthful.
- 6. closing device as claimed in claim 1, it is characterised in that：The stent includes being arranged at the sealing cover with respect to one The mounting portion of side, the closing device are detachably secured to the material hole by the mounting portion.
- 7. closing device as claimed in claim 6, it is characterised in that：The stent includes open corresponding with the material hole Mouthful, the mounting portion includes the flange to be extended radially outwardly by the edge of the opening, and the hangers of a pair of opposing, The hangers limits the accommodating space coaxial with the opening with the flange, and the accommodating space is filled by the sealing The rotary motion put receives the edge of the material hole.
- 8. closing device as claimed in claim 1, it is characterised in that：The sealing cover is articulated with the stent.
- 9. closing device as claimed in claim 1, it is characterised in that：The closing device is made of plastic material.
- 10. a kind of refrigerator, including babinet, the babinet is equipped with material hole；Liner, is located in the babinet and is total to the babinet It is same to limit foaming space；It is characterized in that：Further include the closing device as any one of claim requires 1-9, institute Closing device is stated to be used to seal the material hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047381.9A CN107932819B (en) | 2017-10-31 | 2017-10-31 | Refrigerator and sealing device for material injection hole thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047381.9A CN107932819B (en) | 2017-10-31 | 2017-10-31 | Refrigerator and sealing device for material injection hole thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107932819A true CN107932819A (en) | 2018-04-20 |
| CN107932819B CN107932819B (en) | 2020-03-17 |
Family
ID=61936038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711047381.9A Active CN107932819B (en) | 2017-10-31 | 2017-10-31 | Refrigerator and sealing device for material injection hole thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107932819B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849254A (en) * | 2018-11-21 | 2019-06-07 | 合肥雪祺电气有限公司 | A kind of refrigerator automatic foaming device for plugging |
| CN112109265A (en) * | 2019-06-20 | 2020-12-22 | 海尔智家股份有限公司 | Refrigerator foaming sealing mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1287257A (en) * | 1999-09-01 | 2001-03-14 | 万都空调株式会社 | Insulation external structure for refrigerated food storage equipment and foamed plastic filling method thereof |
| CN1305577A (en) * | 1998-06-10 | 2001-07-25 | Bsh博施及西门子家用器具有限公司 | Heat-insulating enclosure, especially for household apliances |
| WO2016029963A1 (en) * | 2014-08-29 | 2016-03-03 | Arcelik Anonim Sirketi | Improved foam injection plug assembly for use in a refrigeration appliance |
| CN105466099A (en) * | 2015-12-24 | 2016-04-06 | 青岛海尔股份有限公司 | Refrigerator |
-
2017
- 2017-10-31 CN CN201711047381.9A patent/CN107932819B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1305577A (en) * | 1998-06-10 | 2001-07-25 | Bsh博施及西门子家用器具有限公司 | Heat-insulating enclosure, especially for household apliances |
| CN1287257A (en) * | 1999-09-01 | 2001-03-14 | 万都空调株式会社 | Insulation external structure for refrigerated food storage equipment and foamed plastic filling method thereof |
| WO2016029963A1 (en) * | 2014-08-29 | 2016-03-03 | Arcelik Anonim Sirketi | Improved foam injection plug assembly for use in a refrigeration appliance |
| CN105466099A (en) * | 2015-12-24 | 2016-04-06 | 青岛海尔股份有限公司 | Refrigerator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849254A (en) * | 2018-11-21 | 2019-06-07 | 合肥雪祺电气有限公司 | A kind of refrigerator automatic foaming device for plugging |
| CN112109265A (en) * | 2019-06-20 | 2020-12-22 | 海尔智家股份有限公司 | Refrigerator foaming sealing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107932819B (en) | 2020-03-17 |
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Address after: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200930 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: Haier Zhijia Co.,Ltd. |