CN2739543Y - Electric refrigerator with easily-worked door - Google Patents
Electric refrigerator with easily-worked door Download PDFInfo
- Publication number
- CN2739543Y CN2739543Y CN 200420094310 CN200420094310U CN2739543Y CN 2739543 Y CN2739543 Y CN 2739543Y CN 200420094310 CN200420094310 CN 200420094310 CN 200420094310 U CN200420094310 U CN 200420094310U CN 2739543 Y CN2739543 Y CN 2739543Y
- Authority
- CN
- China
- Prior art keywords
- door
- door body
- refrigerator
- body cavity
- plastic
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric refrigerator with easily-worked door, comprising refrigerator body and a door body. The electric refrigerator with easily-worked door is characterized in that The door body is composed of a heat insulation layer and a plastic door body cavity surrounding the heat insulation layer. In the electric refrigerator with easily-worked door, the door body in made into a plastic door body cavity via the inner container of the door and the panel of the door being processed integrally in rotational moulding; The disadvantages of complicated manufacturing technique and low production efficiency existing in prior electric refrigerators are overcome; the electric refrigerator with easily-worked door has the advantages of low cost and high efficiency, and can be widely applied to the electric refrigerators with various types.
Description
Technical field
The utility model relates to the refrigerator technical field, more particularly, relates to a kind of improvement organization plan that reduces the refrigerator of production process.
Background technology
Traditional door of refrigerator body mainly is made up of several sections such as door face board, door inner bag, location-plate, foaming layers.The shape of door face board generally by spraying again after the steel plate punch forming, perhaps directly is stamped to form by the precoating plate that has sprayed, film coated plate, and the door inner bag is generally formed by ABS or HIPS plastic uptake.The operation of door body assembling is: earlier the moulding location-plate is contained in the two ends on the moulding door face board, puts into a body special-purpose foaming mould then, form the hollow door body after loading onto an inner bag, in the door body of hollow, pour into foamed material, matched moulds, foaming, finally demould takes out the door body.The door body of the refrigerator of being sold adopts this mode to process mostly in the market, the assembling procedure of door body is various, and make the steel plate that the used material of door body comprises that door face board uses, the plastics (ABS that processing door inner bag is used, HIPS etc.), the multiple different materials such as dusty spray used of polyurethane foam, door face board, make the FIXED MANAGEMENT of supply, on-site of material complicated.Moreover, in the manufacture process of door body, relate to multiple kinds of molds and equipment: steel plate stamping die (punching course is made up of a lot of unskilled labourer's prefaces, and each little operation is all wanted a mold), adsorption mould, punching mould, injection mould, foaming mould etc.; Required special equipment has: steel plate cutting equipment, stamping machine number, spray-painting production line, plate squeezing machine, Packing Machine, punching and shearing machine, injection machine, foaming machine etc.Therefore, required labour cost, administrative expenses, equipment dynamic and the upkeep cost of production of door body kept higher level always, because manufacturing procedure is many, not only production efficiency is low, and has increased the control difficulty of percent defective, and the stability of product quality also can descend.
The utility model content
The technical problems to be solved in the utility model is, a kind of refrigerator with new construction door body that adopts new method to process is provided, and to reach the purpose of saving development cost, enhancing productivity, overcomes the deficiencies in the prior art.
The utility model addresses the above problem technical problem like this: provide a kind of with the easy refrigerator of processing door, comprise a casing and a door body, described door body is made of heat-insulation layer and the plastic door body cavity that surrounds heat-insulation layer.
Easily process in the refrigerator of door at above-mentioned band, described plastic door body cavity is provided with the notes abscess.
Easily process in the refrigerator of door at above-mentioned band, described plastic door body cavity comprises towards the door body cavity outside portion of outside with towards the door body cavity inside portion of box liner.
Easily process in the refrigerator of door at above-mentioned band, the chamber wall thickness of described plastic door body cavity is 0.5～1mm.
Easily process in the refrigerator of door at above-mentioned band, the chamber wall thickness of described plastic door body cavity is 0.8mm.
Easily process in the refrigerator of door at above-mentioned band, described notes abscess is located on the centre position of body cavity inside portion.
Easily process in the refrigerator of door at above-mentioned band, described door body cavity inside portion is provided with the fin that extends to box liner.
Easily process in the refrigerator of door at above-mentioned band, described fin is vertical.
Easily process in the refrigerator of door at above-mentioned band, described plastic door body cavity adopts rotational molding technique to process.
The utility model compared with prior art has the following advantages and beneficial effect:
1) manufacturing procedure of door body is simplified greatly, therefore can reduce direct labor and material procurement, administrative staff in production management, and production cost of products is reduced; Owing to adopt the required mould of refrigerator door of the present utility model, special equipment obviously to lack than the door body that present common method is produced, therefore can reduce the purchase commodity, power upkeep cost of production equipment etc., control of product quality only need be paid close attention to a body rotational moulding process and get final product, technology stability is improved, and percent defective reduces.
2) in addition, know from experience a lot of leftover pieces of generation, comprise that steel plate cutting, punching press meeting produce offcut of steel plate by conventional method manufacturing refrigerator doors; Can produce the punching leftover pieces during plastic uptake door inner bag; During the injection moulding location-plate, can produce mouth of a river material.And refrigerator door of the present utility model adopts overall plastic structure, and production process can not produce leftover bits, has reduced process loss.
Description of drawings
Fig. 1 adopts the structural representation of the refrigerator door of rotational molding technique for the utility model.
The specific embodiment
Fig. 1 illustrates the door body structure of refrigerator of the present utility model, and refrigerator comprises the door body of refrigerator body and title page formula, and the door body is made of the plastic door body cavity of heat-insulation layer (not shown) and encirclement heat-insulation layer.The plastic door body cavity comprises towards the door body cavity outside portion 1 of outside with towards the door body cavity inside portion 3 of box liner.The plastic door body cavity adopts rotational molding technique to process, the whole processing and manufacturing of whole cavity, and the slit is not installed in one-shot forming, thereby mild transition between door body cavity outside portion 1 and the door body cavity inside portion 3.Consider the processing characteristics of rotational molding technique, guarantee plastic door body cavity sufficient intensity again in order to save cost as far as possible, the chamber wall thickness of this plastic door body cavity is adapted between 0.5～1mm, and optimum value is 0.8mm.On the plastic door body cavity, be provided with in order in the chamber, to annotate the notes abscess 2 that bubble forms heat-insulation layer.This notes abscess is located on the centre position of body cavity inside portion.On door body cavity inside portion, be provided with the fin that extends to box liner, fin is vertical, generally be two of equality, on fin, can also need rotational moulding to go out the installation projection (not shown) that some are convenient to install shelf or parcel tray by the refrigerator of various models.
The door body of overall plastic structure has reduced the cumbersome technology that present door body assembles, and improves the production efficiency of refrigerator.The manufacturing of door body at first becomes desired order number with rotational moulding with resin ground, and the weighing delicate is in the Plastic Rolling Molds of packing into; Charged mould sent in the heating furnace heat, heating-up temperature is more than 260 ℃, and mold side is rotated the limit heating, rotates along the constantly mutual rotation of horizontal and vertical two vertical axises of mould.Resin granular material is molten condition being heated to uniform temperature, flow in the mould that constantly rolls and evenly be coated in the mold cavity inwall.Treat that mould rotates heating a period of time, resin has been had the Men Tichu type in die cavity, just can enter the stage of cooling and shaping.Stop the heating to Plastic Rolling Molds this moment, and enter the step of cooling and demolding.The method that cools is used the cool water shower method always, plastic door body in mould and the die cavity is cooled down, and during by the time " cold " (material lose flowability till), mould stops operating, open mould, take out hollow sealed door body cavity.The door body cavity is surrounded by outside portion 1 and inside portion 3, owing to adopt rotational molding technique, the connection of surfaces externally and internally is seamless, makes a body have the aesthetic of simplicity generosity.In order in airtight door body cavity, to inject the foaming of bubble material and the bubble material to be evenly distributed in the whole door body chamber, cut the notes abscess of an about 30mm of diameter at the inner surface middle part of door body cavity.If for the neat and artistic reason of door body, also can annotate abscess in place, the bottom processing of door body cavity.At last, the door body cavity is put into the foaming mould, injects a certain amount of polyurethane foam (deal of bubble material is relevant with door body cavity size) annotating the abscess place, wait foaming fully after, take out a body.For the unit of plastic that when the door body cavity is cut foam hole, cuts away, after injecting foamed material, can be used as lid and cover to the door body cavity, steep with leakproof.
Mainly with the refrigerator door of rotational moulding processing, main characteristics is that whole rolling plastic pellet evenly distributes in die cavity, and it is evenly normal that integral wall is altogether unjustifiable.Compare with existing plastic uptake technology, for some are easier to occur substandard products such as the attenuation of part position, distortion as narrow raised line, turning etc. at application plastic uptake technology time ratio on case courage and the door courage, use rotational molding technique and can stop this shortcoming, and make overall plastic door body and only need a cover rotational moulding mould, the extexine of door body also is plastics, can save top layer steel and steel plate pressing mold in a state of excitement, on cost, have very in advantage.The refrigerator door of rotational moulding processing does not have leftover bits, can save the operation that leftover bits are handled again.In general, and though the utility model than utilize in the prior art plastic uptake processes inner bag again with the refrigerator door of door face board assembling on the cost, raise the efficiency all that tool has greatly improved, not only can save production cost, can also enhance productivity.
Claims (9)
1. the easy refrigerator of processing door of band comprises casing and door body, it is characterized in that: described body is made of heat-insulation layer and the plastic door body cavity that surrounds heat-insulation layer.
2. band according to claim 1 is easily processed the refrigerator of door, and it is characterized in that: described plastic door body cavity is provided with the notes abscess.
3. band according to claim 2 is easily processed the refrigerator of door, it is characterized in that: described plastic door body cavity comprises towards the outside portion of outside with towards the inside portion of box liner.
4. easily process the refrigerator of door according to claim 1 or 2 or 3 described bands, it is characterized in that: the chamber wall thickness of described plastic door body cavity is 0.5～1mm.
5. band according to claim 4 is easily processed the refrigerator of door, and it is characterized in that: the chamber wall thickness of described plastic door body cavity is 0.8mm.
6. band according to claim 3 is easily processed the refrigerator of door, and it is characterized in that: described notes abscess is located on the centre position of body cavity inside portion.
7. band according to claim 6 is easily processed the refrigerator of door, it is characterized in that: described door body cavity inside portion is provided with the fin that extends to box liner.
8. band according to claim 7 is easily processed the refrigerator of door, and it is characterized in that: described fin is vertical.
9. easily process the refrigerator of door according to claim 1 or 2 or 3 described bands, it is characterized in that: described plastic door body cavity adopts rotational molding technique to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420094310 CN2739543Y (en) | 2004-10-20 | 2004-10-20 | Electric refrigerator with easily-worked door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420094310 CN2739543Y (en) | 2004-10-20 | 2004-10-20 | Electric refrigerator with easily-worked door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2739543Y true CN2739543Y (en) | 2005-11-09 |
Family
ID=35354609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420094310 Expired - Fee Related CN2739543Y (en) | 2004-10-20 | 2004-10-20 | Electric refrigerator with easily-worked door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2739543Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1987304B (en) * | 2005-12-23 | 2010-05-26 | 广东科龙电器股份有限公司 | Refrigerator door and method for producing door |
| CN104048473A (en) * | 2013-03-15 | 2014-09-17 | 佛山海尔电冰柜有限公司 | Heat insulation component and forming method of heat insulation component |
| CN102080912B (en) * | 2009-11-26 | 2015-06-03 | 泰州乐金电子冷机有限公司 | Integrally molded refrigerator door and manufacturing method thereof |
-
2004
- 2004-10-20 CN CN 200420094310 patent/CN2739543Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1987304B (en) * | 2005-12-23 | 2010-05-26 | 广东科龙电器股份有限公司 | Refrigerator door and method for producing door |
| CN102080912B (en) * | 2009-11-26 | 2015-06-03 | 泰州乐金电子冷机有限公司 | Integrally molded refrigerator door and manufacturing method thereof |
| CN104048473A (en) * | 2013-03-15 | 2014-09-17 | 佛山海尔电冰柜有限公司 | Heat insulation component and forming method of heat insulation component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |