CN1896654A - Thermal-insulating layer exhausting structure for refrigerator - Google Patents
Thermal-insulating layer exhausting structure for refrigerator Download PDFInfo
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- CN1896654A CN1896654A CN 200510014495 CN200510014495A CN1896654A CN 1896654 A CN1896654 A CN 1896654A CN 200510014495 CN200510014495 CN 200510014495 CN 200510014495 A CN200510014495 A CN 200510014495A CN 1896654 A CN1896654 A CN 1896654A
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- inner casing
- shell
- insulating layer
- steam vent
- thermal
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Abstract
This invention relates to a kind of heat insulating layer air discharging structure for fridge. It includes the inner casing forming certain storage space; the foaming liquid is infected between inner casing and outer casing to form heat insulating layer; the air discharging hole which discharges the air between inner casing and outer casing in the process of injecting foaming liquid; the blocking component which selectively discharges the air between inner casing and outer casing through air discharging hole in the process of forming heat insulating layer; the screen cover that screens the air discharging hole when injecting the foaming liquid. This invention can prevent inner casing deforming when foaming liquid injecting and solidifying.
Description
Technical field
The present invention relates to the refrigerator technical field, particularly discharge the thermal-insulating layer exhausting structure for refrigerator { invention of Adiabatic portionventilation structure for refrigerator} of the air in the space that forms thermal insulation layer in the foaming process.
Background technology
Fig. 1 is the sectional side view of the refrigerator major part of prior art, and Fig. 2 is the stereogram of the inner casing of the refrigerator among Fig. 1.Describe for the kraut refrigerator in the refrigerator in this specification.
As shown in the figure, shell 11 and inner casing 12 constitute the inside and outside outward appearance of kraut refrigerator casing 10.Shell 11 is the open hexahedron structures in top, inner casing 12 and shell 11 inboard combinations.
And, between shell 11 and inner casing 12, possessed the thermal insulation layer 15 that forms when expanding foam solution solidifies.And in order optionally to open and close storeroom 13, being provided with the rear end in a side of casing 10 is the chamber door 17 that the center can be rotated up and down.
The bottom that is equivalent to the casing 10 of storeroom 13 belows has possessed the inner Machine Room 18 that compressor etc. constitutes the various parts of kind of refrigeration cycle that is provided with.And the evaporimeter 19 that is used for cold storage chamber 13 inner airs is arranged on and surrounds storeroom 13 between shell 11 and the inner casing 12.
Simultaneously, as shown in Figure 2, the inside of the inner casing 12 corresponding with the front and back of storeroom 13 and both sides inner face has possessed gusset plate 27.Gusset plate 27 has strengthened the intensity of inner casing 12, in the process that forms thermal insulation layer 15, prevents owing to injected expanding foam solution, the outstanding distortion of inner casing 12 parts.
Gusset plate 27 is the rectangular metallic plates with certain intensity, utilizes bonding agent to be separately fixed at the inside of inner casing 12.The periphery of gusset plate 27 is sealed in the inside of inner casing 12 in order to prevent soaking into of expanding foam solution.On the one side of gusset plate 27, be provided with evaporimeter 19.
But as above the refrigerator of the prior art of Gou Chenging has following problem points: when injecting expanding foam solution between shell 11 and inner casing 12, shell 11 that equates with the volume of the expanding foam solution that injects and the air between the inner casing 12 will be discharged to the outside.But these air are discharged by the inlet of the injection expanding foam solution between shell 11 and the inner casing 12, thus can't smooth discharging.
Thus, when between shell 11 and inner casing 12, injecting expanding foam solution, except expanding foam solution, go back residual air between the two.That is, have air and expanding foam solution simultaneously between shell 11 and inner casing 12, volume between the two is greater than design load thus, and soft relatively thus inner casing 12 can part be given prominence to.
And as mentioned above, if inner casing 12 produces distortion, the space of storeroom 13 also can deform.Thus, pick and place in the process of food container, can clash, cause both impaired with inner casing 12 in storeroom 13 inside.
Summary of the invention
In order to solve above problem, the object of the present invention is to provide a kind of thermal-insulating layer exhausting structure for refrigerator that can prevent the inner casing distortion.
Another object of the present invention is to provide a kind of thermal-insulating layer exhausting structure for refrigerator that can prevent the damage of storage space or container in process from food container to storage space that deposit.
In order to reach above purpose and advantage, the present invention includes: be arranged on the inboard of shell, form certain storage space, and shell between inject the inner casing that expanding foam solution forms thermal insulation layer; Be arranged at least one side between shell and the inner casing,, discharge the steam vent of the air between shell and the inner casing in the process of injecting expanding foam solution; In the process that forms thermal insulation layer, optionally discharge the breaking member of the air between shell and the inner casing by steam vent; Injecting under the state of expanding foam solution between shell and the inner casing, the covering lid that covers steam vent constitutes.
Described steam vent is provided with one at least in a side of the inner casing of corresponding storage space inner face.
Described breaking member is the inside that sticks on the inner casing that forms steam vent, discharges air by steam vent, and prevents that simultaneously expanding foam solution from flowing into the non-woven fabric fabric of storage space inside.
Described covering lid comprises: be close to a side of the inner casing corresponding with the inner face of storage space, the shielding portion of closed grate hole; Be arranged on the inside of described shielding portion, at least more than one the insertion projection that runs through steam vent to the outside from the inside of storage space constitutes.
One side of the inner casing corresponding with the front and back of storage space and both sides inner face has formed to the outside of storage space subsides, and settles the described arrangement portion of being close to portion.
Be provided with the gusset plate of the intensity that strengthens inner casing on the inner casing the inside corresponding with the inner face of described storeroom.
On gusset plate, formed the peristome that connects arrangement portion.
According to the present invention who as above constitutes,, can prevent the phenomenon of residual air between shell and the inner casing in the process of injecting expanding foam solution.
The effect of invention: as above the present invention of Gou Chenging has following effect, and in the injection process of expanding foam solution, the air between shell and the inner casing is discharged to the outside by steam vent.Thus, avoided the phenomenon that shell or inner casing, particularly inner casing are partly outstanding owing to residual air between shell and inner casing.
And owing to prevented the distortion of inner casing, storage space can keep the image that designs thus.Thus, when storage space internal storage food container, the inner casing that can give prominence to and food container do not collide mutually, the phenomenon that causes both to damage.
Description of drawings
Fig. 1 is the sectional side view of the refrigerator major part of prior art,
Fig. 2 is the stereogram of the inner casing of the refrigerator among Fig. 1,
Fig. 3 is the sectional side view that has possessed the refrigerator of thermal-insulating layer exhausting structure for refrigerator one exemplary embodiment provided by the invention,
Fig. 4 is the stereogram of the inner casing of Fig. 3 embodiment,
Fig. 5 is the stereogram of the covering lid of Fig. 3 embodiment,
Fig. 6 is the profile of the covering lid of Fig. 3 embodiment,
Fig. 7 a to Fig. 7 d is the job state figure of the assembling process of the embodiment in the presentation graphs 3.
The explanation of the main symbol of accompanying drawing:
30: casing 31: shell
32: inner casing 33: storeroom
35: thermal insulation layer 37: chamber door
38: Machine Room 39: evaporimeter
41: arrangement portion 43: steam vent
45: non-woven fabric fabric 47: gusset plate
49: peristome 51: covering lid
53: screening part 55: insert projection
57: guide surface 59: be close to portion
61: thermal insulation layer
The specific embodiment
Below, be described with reference to the accompanying drawings the one exemplary embodiment of thermal-insulating layer exhausting structure for refrigerator provided by the invention.
Fig. 3 is the sectional side view that has possessed the refrigerator of thermal-insulating layer exhausting structure for refrigerator one exemplary embodiment provided by the invention, and Fig. 4 is the stereogram of the inner casing of Fig. 3 embodiment, and Fig. 5 and Fig. 6 have expressed the covering lid among the described embodiment.
As shown in the figure, possessed inner casing 32 in shell 31 inboards of refrigerator body 30.Shell 31 and inner casing 32 are the open hexahedrons in top, have possessed storeroom 33 in the inside of inner casing 32.
And, between shell 31 and inner casing 32, possessed thermal insulation layer 35.Thermal insulation layer 35 is used to prevent the heat exchange between storeroom 33 and the outside, is solidified by the expanding foam solution that injects between shell 31 and the inner casing 32 to form.
Surface rear end on casing 30, being provided with the head end that optionally opens and closes chamber door 37 is the chamber door 37 that rotate up and down at the center with the rear end.And the bottom that is equivalent to the casing 30 of storeroom 33 belows has possessed the inner Machine Room 38 that the various parts that constitute kind of refrigeration cycle are set.
And, between shell 31 and inner casing 32, be provided with the evaporimeter 39 that the air that makes storage space and inner cold-producing medium carry out heat exchange.Evaporimeter 39 is fixed on the one side of gusset plate 47, surrounds storeroom 33.
And, formed arrangement portion 41 on the side of the inner casing 32 corresponding with the inner face of storeroom 33.Arrangement portion 41 is the structures of settling the shielding portion 53 of covering lid 51, and being subsided to the outside of storeroom 33 by the part-structure of inner casing 32 forms.
With formed and storeroom 33 inside and outside 3 identical steam vents 43 on the side of the corresponding inner casing 32 of the inner face of arrangement portion 41.When steam vent 43 injects between shell 31 and the inner casing 32 at the expanding foam solution that forms thermal insulation layer 35, play that between the two air is discharged to the outside, promptly be discharged to the effect of the passage of storeroom 33 inside.Among the embodiment in the drawings, steam vent 43 with the corresponding inner casing 32 of storeroom 33 inner faces on the identical height certain spacing of being separated by respectively.
And, but inner casing 32 the insides adjacent with steam vent 43 have possessed the non-woven fabric fabric 45 that makes air pass through to stop expanding foam solution.Non-woven fabric fabric 45 utilizes bonding agent or utilizes jointing tape to stick on the side of inner casing 32.
Simultaneously, fixedly the gusset plate 47 of evaporimeter 39 plays the effect that strengthens inner casing Final 32 degree.Gusset plate 47 is the rectangular metallic plates that possess certain intensity, is separately fixed at the inside of the inner casing 32 corresponding with the front and back of storeroom 33 and both sides inner face.
Gusset plate 47 utilizes bonding agent to stick on the inside of described inner casing 32, and the periphery of gusset plate 47 utilizes jointing tape etc. to stick on the inside of inner casing 32.And, formed gusset plate 47 in gusset plate 47 inside and sticked under the state of inner casing 32 the insides corresponding, with the peristome 49 of arrangement portion 41 perforations with the inner face of storeroom 33.
Between shell 31 and inner casing 32, inject fully under the state of expanding foam solution,, be provided with covering lid 51 in order to cover steam vent 43.As shown in Figure 5, covering lid 51 is by the shielding portion 53 that covers steam vent 43 with fixedly be inserted in a pair of insertion projection 55 that shielding portion 53 is covered in the inside of steam vent 43.
And, insert under projection 55 is close to arrangement portion 41 in the inside of shielding portion 53 the state of inner face, by steam vent 43.The insertion projection 55 of having passed through steam vent 43 runs through non-woven fabric fabric 45 and inserts and be fixed in expanding foam solution or expanding foam solution solidifies in the thermal insulation layer 35 that forms.
On the head end that inserts projection 55, formed guide surface 57.Guide surface 57 is reduced to form by the outer peripheral face diameter that inserts projection 55 head ends gradually, plays the effect of inserting projection 55 in expanding foam solution or thermal insulation layer 35 easily.
On the outer peripheral face that inserts projection 55, possessed several and be close to portion 59.Being close to portion 59 extends in the outer peripheral face diffusion of inserting projection 55.Be close to portion 59 and be inserted under the state of expanding foam solution or thermal insulation layer 35, increase the area of being close to of expanding foam solution or thermal insulation layer 35, play the effect of firmer fixedly insertion projection 55 in insertion projection 55.
Below, the effect of detailed in conjunction with the accompanying drawings explanation refrigerator provided by the invention.
Fig. 7 a to Fig. 7 c is the job state figure of the assembling process of the embodiment in the presentation graphs 3.
At first, shown in Fig. 7 a, paste non-woven fabric fabric 45, cover steam vent 43 in the inside of the inner casing 32 corresponding with storeroom 33 inner faces.Then, shown in Fig. 7 b, strengthening with external bonding plate 47 on the inner casing 32 corresponding with the front and back of storeroom 33 and both sides inner face.At this moment, the peristome 49 that runs through gusset plate 47 in the arrangement portion 41 that the inner face of storeroom 33 forms.
Then, shown in Fig. 7 c,, promptly between shell 31 and inner casing 32, inject expanding foam solution 61 in the outside of storeroom 33.When shell 31 and inner casing 32 self checks injection expanding foam solution 61, the air between two outputs to storeroom 33 inside by non-woven fabric fabric 45 and steam vent 43.Thus, prevented the phenomenon of residual air between shell 31 and inner casing 32, under the state that expanding foam solution injects fully, prevented because the phenomenon of the outstanding distortion of the part of the inner casing 32 that residual air causes.
At this moment, expanding foam solution 61 can't flow into the inside of storeroom 33 by 45 blocking-up of non-woven fabric fabric.That is, when injecting expanding foam solution between shell 31 and inner casing 32, air between the two is discharged to storeroom 33 inside by non-woven fabric fabric 45 and steam vent 43, and expanding foam solution can not flow into the inside of storeroom 33 under the stopping of non-woven fabric fabric 45.
Then, when between shell 31 and inner casing 32, having injected expanding foam solution, shown in Fig. 7 d, utilize covering lid 51 to cover steam vent 43.At this moment, the insertion projection 55 of covering lid 51 runs through non-woven fabric fabric 45 and is inserted in the expanding foam solution 61 under the state that passes steam vent 43.
And, in insertion projection 55 head end portions, formed guide surface, can insert expanding foam solution 61 easily thus.And under the state that inserts projection 55, under the effect of being close to portion 59, the area of being close to expanding foam solution 61 increases, and has prevented the phenomenon that breaks away under the state that expanding foam solution 61 solidifies thus.
Scope of the present invention is not confined to the content of embodiment, and in identical technical field, knowledgeable people of the same trade can propose other variation on basis of the present invention.
Among the embodiment in the drawings, steam vent is arranged on a side of inner casing, but described steam vent can also be arranged on a side of shell.And covering lid was provided with before expanding foam solution solidifies, but covering lid has solidified to a certain degree or solidified fully at expanding foam solution, behind the formation thermal insulation layer, can be provided with equally.
Claims (7)
1, a kind of thermal-insulating layer exhausting structure for refrigerator, comprise: the inboard that is arranged on shell, form certain storage space, and shell between inject the inner casing that expanding foam solution forms thermal insulation layer, it is characterized in that being arranged at least one side between shell and the inner casing, in the process of injecting expanding foam solution, discharge the steam vent of the air between shell and the inner casing; In the process that forms thermal insulation layer, optionally discharge the breaking member of the air between shell and the inner casing by steam vent; Injecting under the state of expanding foam solution between shell and the inner casing, the covering lid that covers steam vent constitutes.
2,, it is characterized in that steam vent is provided with one at least in a side of the inner casing of corresponding storage space inner face according to claim item 1 described thermal-insulating layer exhausting structure for refrigerator.
3, thermal-insulating layer exhausting structure for refrigerator according to claim 1 and 2, it is characterized in that breaking member is the inside that sticks on the inner casing that forms steam vent, discharge air by steam vent, and prevent that simultaneously expanding foam solution from flowing into the non-woven fabric fabric of storage space inside.
4, thermal-insulating layer exhausting structure for refrigerator according to claim 3 is characterized in that covering lid comprises: be close to a side of the inner casing corresponding with the inner face of storage space, the shielding portion of closed grate hole; Be arranged on the inside of shielding portion, at least more than one the insertion projection that runs through steam vent to the outside from the inside of storage space constitutes.
5, thermal-insulating layer exhausting structure for refrigerator according to claim 4, a side that it is characterized in that the inner casing corresponding with the front and back of storage space and both sides inner face has formed to the outside of storage space subsides, and settles the arrangement portion of the portion of being close to.
6, thermal-insulating layer exhausting structure for refrigerator according to claim 5 is characterized in that being provided with on the corresponding inner casing the inside of inner face with storeroom the gusset plate of the intensity that strengthens inner casing.
7,, it is characterized in that on gusset plate, forming the peristome that connects arrangement portion according to the described thermal-insulating layer exhausting structure for refrigerator of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100144954A CN1896654B (en) | 2005-07-15 | 2005-07-15 | Thermal-insulating layer exhausting structure for refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100144954A CN1896654B (en) | 2005-07-15 | 2005-07-15 | Thermal-insulating layer exhausting structure for refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1896654A true CN1896654A (en) | 2007-01-17 |
| CN1896654B CN1896654B (en) | 2010-04-28 |
Family
ID=37609234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100144954A Expired - Fee Related CN1896654B (en) | 2005-07-15 | 2005-07-15 | Thermal-insulating layer exhausting structure for refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1896654B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485462A (en) * | 2010-12-01 | 2012-06-06 | 海信（北京）电器有限公司 | Box body with foaming exhaust auxiliary structure, refrigerator body with the foaming exhaust auxiliary structure, and preparation method of the box body |
| CN101408364B (en) * | 2007-10-09 | 2012-06-27 | 三星电子株式会社 | Refrigerator |
| CN103963207A (en) * | 2014-05-07 | 2014-08-06 | 合肥美菱股份有限公司 | Built-in evaporator refrigerator with exhaust channel |
| CN109416215A (en) * | 2016-07-08 | 2019-03-01 | 普和希控股公司 | The manufacturing method and body of thermal insulating box of body of thermal insulating box |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3197258B2 (en) * | 1999-09-01 | 2001-08-13 | マンドー クライメート コントロール コーポレイション | External structure for food storage and manufacturing method thereof |
| KR100343718B1 (en) * | 2000-01-05 | 2002-07-20 | 엘지전자주식회사 | Cabinet for refrigerator |
| KR100366459B1 (en) * | 2001-01-08 | 2002-12-31 | 주식회사 엘지이아이 | Structure of Backplate for Refrigerator |
| CN1179178C (en) * | 2002-01-31 | 2004-12-08 | 乐金电子(天津)电器有限公司 | Back board structure of refrigerator |
-
2005
- 2005-07-15 CN CN2005100144954A patent/CN1896654B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408364B (en) * | 2007-10-09 | 2012-06-27 | 三星电子株式会社 | Refrigerator |
| CN102485462A (en) * | 2010-12-01 | 2012-06-06 | 海信（北京）电器有限公司 | Box body with foaming exhaust auxiliary structure, refrigerator body with the foaming exhaust auxiliary structure, and preparation method of the box body |
| CN102485462B (en) * | 2010-12-01 | 2016-04-06 | 海信（山东）冰箱有限公司 | The casing of foaming exhaust auxiliary structure and the production method of refrigerator body and this casing are set |
| CN103963207A (en) * | 2014-05-07 | 2014-08-06 | 合肥美菱股份有限公司 | Built-in evaporator refrigerator with exhaust channel |
| CN103963207B (en) * | 2014-05-07 | 2016-03-30 | 合肥美菱股份有限公司 | A kind of built-in evaporator refrigerator with exhaust passage |
| CN109416215A (en) * | 2016-07-08 | 2019-03-01 | 普和希控股公司 | The manufacturing method and body of thermal insulating box of body of thermal insulating box |
| CN109416215B (en) * | 2016-07-08 | 2021-03-30 | 普和希控股公司 | Method for manufacturing heat insulation box body and heat insulation box body |
| US11221172B2 (en) | 2016-07-08 | 2022-01-11 | Phc Holdings Corporation | Heat insulation box manufacturing method and heat insulation box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1896654B (en) | 2010-04-28 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU LG ELECTRONICS FREEZER CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS ( TIANJIN ) ELECTRICAL APPLIANCES CO., LTD. Effective date: 20091211 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20091211 Address after: 2, Yingbin Road, Taizhou economic and Technological Development Zone, Jiangsu, Taizhou Province, China: 225300 Applicant after: Taizhou LG Electronics Refrigerator Co., Ltd. Address before: Beichen District, Tianjin Xing Dian Highway Code: 300402 Applicant before: Lejin Electronic and Electric Appliance Co., Ltd. (Tianjin) |
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| 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: 20100428 Termination date: 20120715 |