CN101450524A

CN101450524A - Dehumidifying container

Info

Publication number: CN101450524A
Application number: CNA2007102027583A
Authority: CN
Inventors: 林后尧
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2007-11-29
Filing date: 2007-11-29
Publication date: 2009-06-10

Abstract

The invention provides a dehumidification vessel. The dehumidification vessel comprises a vessel body, a control part and at least one heating part. The vessel body is formed by enclosing sidewall with heat conduction and is used for receiving a material to be humidified. The heating part at least covers the sidewall of part of the vessel body and comprises a heat conduction layer and an electrothermal layer embedded in the heat conduction layer. The control part is in electric connection with the heating part and is used for adjustably controlling the temperature of the heating part and the time for opening and closing the heating part. The dehumidification vessel can be conveniently used for conditions needing dehumidification.

Description

Dehumidifying container

Technical field

The present invention relates to a kind of dehumidifying container, relate in particular to a kind of dehumidifying container that is applied to make-up machines such as Jet forming machine, blow molding machine and foaming machine.

Background technology

Ejection formation is compared with other forming methods such as blow molding, foamings, has many advantages.At first, molding cycle is short, at most only needs a few minutes.Secondly, the product quality scope of moulding is wide, can restrain tens kilograms by several.Once more, moulding complex contour, size accurately, when having the layered product of metal or nonmetal as inserts such as pottery, condensate, ejection formation can disposablely be finished.Therefore, adopt injection forming method to manufacture the high accuracy three-dimensional part, and the optical articles in the portable electronic products such as video camera, notebook computer and mobile phone, more and more be subjected to people's favor.See also people such as Leslie J.Bowen at document Applications of Ferroelectrics, 1992.ISAF ' 92., the Fabrication of piezoelectricceramic/polymer composites by injection molding among the Proceedings ofthe Eighth IEEE International Symposium on.

But in the Jet forming machine production process, because the machine long working, product clamping, mold fouling and the product size that moulding can occur surpass bursting problem such as rule.For guaranteeing product quality, must stop operation by the temporary close machine this moment, so that in time handle.Close and cause a large amount of plastics of drying in the pass of Jet forming machine, as PA (Polyamide, polyimides), LCP (Liquid crystal polyester, liquid crystal polyester) and PPO (Polyphenylene Oxide, polyoxygenated dimethylbenzene) etc. hoard in hopper.If Jet forming machine downtime surpasses 30 minutes, hoard after the plastic cool of hopper, owing to be exposed in the air for a long time, can absorb airborne moisture and make moist.When starting shooting once more, use the plastic shaping product make moist, can cause the product size instability, even produce problem such as bubble, influence the product yield.At present, for addressing this problem, remove the cold burden of hoarding in hopper usually earlier before start next time, the plastics behind the materal drier suction drying dehumidification carry out moulding again.Operation is wasted plastics on the one hand like this, reduces production efficiency on the other hand, is unfavorable for continuously shaped product in enormous quantities.

Summary of the invention

Therefore, be necessary to provide a kind of dehumidifying container, to solve the problem that plastics make moist in the hopper.

Below will a kind of dehumidifying container be described with embodiment.

A kind of dehumidifying container, it comprises vessel, control part and at least one heating part.Described vessel is surrounded by the sidewall with thermal conductivity and forms, and is used to accommodate wait to remove wet stock.Described heating part is the sidewall of covered section vessel at least, and comprises heat-conducting layer and be embedded in the electrothermal layer of heat-conducting layer.Described control part is electrically connected with the heating part, is used for the temperature and the open and close heating part time of adjustable ground control heating part.

Compared with prior art, the heating part of described dehumidifying container can be according to the shape and size of vessel, regulate the shape and size of heating part with matching, and control part also can be set relevant parameter according to the dehumidifying needs of different materials, as temperature etc., can be advantageously used in the situation that any needs dehumidify.Particularly, described dehumidifying container can be installed on ejaculator easily, solving owing to the burst reason is shut down, and the problem that the residue that causes plastics suction to be formed is made moist, the yield of shaped article when guaranteeing to start shooting once more improves quantity-produced efficient.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the dehumidifying container that provides of the technical program first embodiment.

Fig. 2 is the part sectioned view of the dehumidifying container that provides of the technical program first embodiment.

Fig. 3 is the structural representation of the dehumidifying container that provides of the technical program first embodiment.

Fig. 4 is the three-dimensional exploded view of the dehumidifying container that provides of the technical program second embodiment.

Fig. 5 is the user mode schematic diagram of the dehumidifying container that provides of the technical program first embodiment.

The specific embodiment

Below in conjunction with drawings and Examples the dehumidifying container that the technical program provides is described in further detail.

See also Fig. 1, Fig. 2 and Fig. 3, be the dehumidifying container 10 that first embodiment provides, it comprises vessel 11, heating part 12 and control part 13.

Described vessel 11 is surrounded by the sidewall 111 with thermal conductive resin and forms, and is used to accommodate wait to remove wet stock (figure does not show).In the present embodiment, the broach hopper of this vessel 11 for adopting iron to make, and have charging aperture and discharging opening (figure does not show), it can be arranged at ejaculator, is used for charging.Certainly, this vessel 11 also can be cylinder, spheroid or other shapes.In addition, vessel 11 also can adopt the good metal material of thermal conductivity, as ferroalloy, copper, copper alloy, aluminium, aluminium alloy etc., or the good nonmetallic materials of thermal conductivity, as silica gel sheet, polyamide and liquid crystalline polymer resin and carbon fiber and composite thereof, the contour heat conduction carbon based material of high orientation pyrolytic graphite.

Described heating part 12 comprises heat-conducting layer 123 and is embedded in the electrothermal layer 124 of heat-conducting layer 123.This heat-conducting layer 123 adopts the insulating materials with good heat conductive and heat insulating ability and flexibility to make, as rubber, Polyurethane, weaving cloth, nonwoven or other flexible insulating material.This electrothermal layer 124 has satisfactory electrical conductivity and flexibility, and is electrically connected with control part 13.Electrically-conducting paint, carbon fiber or other flexible conducting material that electrothermal layer 124 can adopt the conducting film of carbon dusts such as comprising graphite, carbon black or comprise carbon dusts such as graphite, carbon black are made.

Described heating part 12 is the sidewall 111 of covered section vessel 11 at least.This heating part 12 has the medial surface 121 that the sidewall 111 with vessel 11 is oppositely arranged.This medial surface 121 is attached at the sidewall 111 of vessel 11.In the present embodiment, the cone shape that matches with vessel 11 is adopted in heating part 12, and coats the sidewall 111 of vessel 11 fully.Certainly, cover part vessel 11 also can be adopted in heating part 12, so the specific design of heating part 12 can lead with thermosphere 123 thermal conductivity determining according to the shape of vessel 11 and vessel 11, as long as material in the energy heating container body 11 reaches effect on moisture extraction and gets final product.

In addition, one-body molded making (see figure 1) can be adopted in the heating part 12 of described tubular structure, also can adopt the mode of surrounding fixedly to form.Particularly, heating part 12 as shown in Figure 2 is that the mode of surrounding fixedly forms.Two free ends of this heating part 12 can by buckle, screw, adhesive or other fixed form, make heating part 12 adjustable grounds be coated on the sidewall 111 of vessel 11.Employing can be regulated heating part 12 according to the size and shape of vessel 11 with upper type, makes heating part 12 enclose the size and shape that matches with vessel 11, and is coated on the sidewall 111 of vessel 11.

Described control part 13 links to each other with heating part 12 and power supply (figure does not show), is used for the temperature and open and close 12 times of heating part of adjustable ground control heating part 12.

See also Fig. 4, be the dehumidifying container 20 that the technical program second embodiment provides, the structure of the dehumidifying container 10 that its structure and first embodiment provide is basic identical, and difference is heating part 22.Described a plurality of heating part 22 is attached at the diverse location of the sidewall 211 of vessel 21.These a plurality of heating parts 22 can be connected in same control part 23, also can be connected in a plurality of control parts 23.In the present embodiment, the sidewall 211 of vessel 21 is fixed four heating parts 22 evenly distributedly, and is connected in same control part 23, so that the heating part 22 local vessels 21 that coat.This heating part 22 can be fixed in the sidewall 211 of vessel 21 by other viscose binders such as aluminium adhesive tape, glass fibre adhesive tape or other modes.

The technical program first embodiment dehumidifying container 10 can be used for the situation of any needs dehumidifying, only needs to set the heating-up temperature of control part 13 according to the needs of waiting to remove wet stock that are contained in the vessel 11.Then, open and control heating part 12 by control part 13 and be warming up to preset temperature, and continue insulation.The heating part 12 that is coated on vessel 11 simultaneously makes vessel 11 be warming up to preset temperature, to wait that to what be contained in vessel 11 removing wet stock dehumidifies.Certainly, the dehumidifying container 20 that also can use the technical program second embodiment to provide is treated except that the wet stock dehumidifying, and its using method is identical with dehumidifying container 10.

As shown in Figure 5, the dehumidifying container 10 that uses first embodiment to provide with ejaculator dehumidifies as plastic raw materials and is example, further describes the use of using the dehumidifying container 10 that the technical program first embodiment provides.

At first dehumidifying container 10 is installed on the ejaculator board 30 of (figure does not show), vessel 11 is used to accommodate plastics to be formed.Secondly, according to plastic moisture removing needs to be formed, control part 13 is set heating-up temperature.In the present embodiment, set heating-up temperature and be about 80 ~ 100 ℃.Open dehumidifying container 10, open and control heating part 12 by control part 13 and be warming up to preset temperature, and continue insulation.The heating part 12 that is coated on vessel 11 simultaneously makes vessel 11 be warming up to preset temperature, so that the plastic raw materials that is contained in vessel 11 is dehumidified.

Dehumidifying container 10 treat except that the dehumanization method of wet stock basic identical, but because the dehumidifying of different material needs difference, so can change slightly according to concrete needs.For example, when preventing that ejaculator from temporarily stopping operation, plastics moisture absorption to be formed is made moist, and dehumidifying container 10 is opened when ejaculator temporarily stops operation, and 10 pairs of plastic raw materials of dehumidifying container are dehumidified.Preferably, before closing ejaculator, open dehumidifying container 10 preheatings in advance in 2 ~ 3 minutes, when the plastic raw materials of dehumidifying container 10 is also kept dry, be in keeping warm mode, prevent that the plastic raw materials moisture absorption from making moist, to arrive best dehumidifying heat insulation effect.

Then, treat that ejaculator begins operation once more, and use in the vessel 11 raw material of dehumidifying insulation, and new raw material is when entering vessel 11, control part 13 stops insulation.So, both guaranteed that raw material to be formed remained drying, also reduced wastage of material, reduced cost.

Certainly, ejaculator also can use the dehumidifying container 20 that the technical program second embodiment provides.

Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.

Claims

[claim 1] a kind of dehumidifying container, it comprises vessel, it is surrounded by sidewall and forms, and is used to accommodate wait to remove wet stock, it is characterized in that described sidewall has thermal conductivity; Described dehumidifying container also comprises control part and at least one heating part; Described heating part is the sidewall of covered section vessel at least, and comprises heat-conducting layer and be embedded in the electrothermal layer of heat-conducting layer; Described control part is electrically connected with the heating part, is used for the temperature and the open and close heating part time of adjustable ground control heating part.
[claim 2] dehumidifying container as claimed in claim 1 is characterized in that, described this vessel adopts heat-conducting metal or heat conduction nonmetallic materials to make.
[claim 3] dehumidifying container as claimed in claim 2 is characterized in that, described heat conduction nonmetallic materials are silica gel sheet, polyamide, liquid crystalline polymer resin or high heat conduction carbon based material.
[claim 4] dehumidifying container as claimed in claim 1 is characterized in that, described this vessel is a broach hopper, and has charging aperture and discharging opening.
[claim 5] dehumidifying container as claimed in claim 1 is characterized in that, described heating part is the cone shape that matches with vessel, and coats the sidewall of vessel fully.
[claim 6] dehumidifying container as claimed in claim 1 is characterized in that, described heat-conducting layer adopts rubber, Polyurethane, weaving cloth or nonwoven cloth material to make.
[claim 7] dehumidifying container as claimed in claim 1 is characterized in that, described electrothermal layer employing comprises the conducting film of graphite or carbon black, the electrically-conducting paint that comprises graphite or carbon black or carbon fiber and makes.
[claim 8] dehumidifying container as claimed in claim 1 is characterized in that, described heating part is for adopting one-body molded being made.
[claim 9] dehumidifying container as claimed in claim 1 is characterized in that described heating part has two free ends, described two free ends by buckle, screw or adhesive, make the heating part adjustable ground be coated on the sidewall of vessel.
[claim 10] dehumidifying container as claimed in claim 1 is characterized in that described dehumidifying container comprises a plurality of heating parts, and described a plurality of heating parts are attached at the sidewall of vessel equably, so that the local vessel that coats in heating part.