CN205181070U - Electric rice cooker - Google Patents

Abstract

The utility model provides an electric rice cooker can prevent the inner face side condensation in the transparent window portion of panel, ensures the good visual field of perspective transparent window portion. This electric rice cooker possesses: main part (1), cover enclosing cover (2) on the upper portion of main part (1), inner bag (3) in main part (1) are accomodate freely in the dismouting, cover the upper portion of inner bag (3) and set up in inner cup (4) of enclosing cover (2), heat and set up in lid heating unit (10) of enclosing cover (2) inner cup (4), set up in panel (11) that have transparent window portion (a 11a) of the outside face of enclosing cover (2), and confined space (15) that form by enclosing cover (2) and panel (11) that have transparent window portion (a 11a), the side is provided with second transparent window (13) that form air bed (14) in confined space (15) of transparent window portion (11a).

Description

Electric cooker

Technical field

The utility model relates to the electric cooker possessing the transparent window portion of perspective display part at the panel of enclosing cover.

Background technology

Existed in the past be arranged at the perspective display part of the panel of the enclosing cover of electric cooker panel transparent window portion because the humidity in electric cooker rises the problem of condensation.In order to prevent this condensation, as Patent Document 1, there is following structure, hygroscopic material is put in the recess that direction is disposed in enclosing cover from enclosing cover, in order to make confined space by recess, the operation panel covering recess from foreign side is finally installed, and by hygroscopic material, moisture absorption is carried out to the moisture of confined space.

In addition, as shown in patent document 2, there is following structure, arrange on the surface of the enclosing cover forming lid and be there is the display unit being carried out the display part observed by display section, the space that vapor stream is sealed is formed between enclosing cover and substrate cover, seal cavity and extraneous air are linked by the pipe as airway, thus reduce the temperature difference of seal cavity and extraneous air.

Prior art document

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2000-201812 publication

Patent document 2: Japanese Unexamined Patent Publication 2000-41837 publication

In above-mentioned prior art, electric cooker shown in patent document 1, hygroscopic material (drier) moisture inner to confined space (seal cavity) is at normal temperatures utilized to carry out moisture absorption, humidity can be reduced, but cover in the electric cooker possessed as the heater of lid heating unit outside, if heat inner cap, then the temperature of enclosing cover inside rises.Therefore, there are the following problems, namely, the temperature of confined space (seal cavity) and the hygroscopic material (drier) that is arranged at confined space (seal cavity) rises and causes from hygroscopic material (drier) to confined space (seal cavity) hydrofuge, thus can not maintain reduction humidity constantly.

Further, the electric cooker shown in patent document 2, concerning the pipe as airway, if the temperature of seal cavity becomes higher than extraneous air, then the air of the seal cavity thus pressure that expands uprises, and the air after expansion is expelled in extraneous air by managing.On the contrary, if the temperature of seal cavity becomes lower than extraneous air, the air of seal cavity shrinks thus pressure step-down, plays and makes air by flowing into the respiration of seal cavity in Guan Ercong extraneous air.Therefore, there are the following problems, namely, when using under the environment that the humidity of extraneous air is higher, sucks the moisture of extraneous air.

Utility model content

The utility model proposes to solve above-mentioned problem.

The utility model provides a kind of electric cooker, possesses: main body; Cover the enclosing cover on the top of this main body; Dismounting is accommodated in the inner bag in aforementioned body freely; Cover the top of this inner bag and be arranged at the inner cap of above-mentioned enclosing cover; This inner cap is heated and is arranged at the lid heating unit of above-mentioned enclosing cover; Be arranged at the panel with transparent window portion of the exterior face of above-mentioned enclosing cover; And the seal cavity to be formed by above-mentioned enclosing cover and the panel with above-mentioned transparent window portion, the second transparency window of formation air layer is provided with in the above-mentioned seal cavity side of above-mentioned transparent window portion.

Above-mentioned second transparency window is the thin plate of PET resin or PC resin.

Felting cell is set in the periphery of above-mentioned second transparency window, and is pasted on the above-mentioned transparent window portion of above-mentioned panel.

The utility model has following effect.

According to the utility model, the condensation of the inner face side of the transparent window portion of panel can be prevented, thus the good visual field having an X-rayed transparent window portion can be guaranteed.

Accompanying drawing explanation

Fig. 1 is the longitudinal section of the entirety of the electric cooker of an embodiment.

Fig. 2 is the major part enlarged drawing of Fig. 1.

Fig. 3 is the stereogram pulling down panel from the enclosing cover of the electric cooker of an embodiment.

Fig. 4 is the stereogram of erecting of panel second transparency window represented to described electric cooker.

Fig. 5 is the stereogram observed inside panel of the method for erecting of panel second transparency window represented to described electric cooker.

In figure:

1-main body, 2-enclosing cover, 3-inner bag, 4-inner cap, 10-lid heating unit, 11-panel, 11a-transparent window portion, 11c-inner face side, 12-control unit, 12a-display part, the 13-the second transparency window, 13a-thin plate, 13b-bonding agent, 14-air layer, 15-seal cavity, 16-seal.

Detailed description of the invention

Below, Fig. 1 to Fig. 5 is used to be described an embodiment of the present utility model.

Fig. 1 is the longitudinal section of the entirety of the electric cooker of an embodiment.Fig. 2 is the major part enlarged drawing of Fig. 1.Fig. 3 is the stereogram pulling down panel from the enclosing cover of the electric cooker of an embodiment.Fig. 4 is the stereogram of erecting of panel second transparency window represented to described electric cooker.Fig. 5 is the stereogram observed inside panel of the method for erecting of panel second transparency window represented to described electric cooker.

The enclosing cover 2 of the upper opening covering this main body 1 is supported with freely in main body 1 opening and closing.Reference numeral 3 is inner bags that dismounting is accommodated in main body 1 freely.Inner cap 4 dismounting covering the upper opening of inner bag 3 is installed on enclosing cover 2 freely.

The lid heating unit 10 that inner cap 4 is heated is possessed at enclosing cover 2.Lid heating unit 10 on the heating plate 10a on the top being provided to inner cap 4, puts up layout line heater form.

In addition, inner cap 4 is provided with the inner cap steam channel 7 from inner bag 3 exhaust steam.At the rear portion of enclosing cover 2, be provided with the enclosing cover steam channel 8 of the steam of discharging main body 1.In the midway of the runner that this inner cap steam channel 7 is connected with enclosing cover steam channel 8, be provided with the limiting unit 9 passed through of restriction steam.

Make limiting unit 9 action and close runner, thus by the steam locks of inner bag 3 thus improve pressure, close runner, steam flows from inner bag 3 to enclosing cover steam channel 8 thus.

Enclosing cover 2 is provided with separating part 2a with the end, the upper end 2b of this separating part 2a is provided with groove 2c.Seal 16 is inserted with at this groove 2c.

The cross section of seal 16 is the shape of roughly U-shaped, arranges the wire rib 16a of the convex of anticreep on the two sides, outside of roughly U-shaped, using the recess of roughly U-shaped as upper slot 16b.

At the inside of separating part 2a configuration control unit 12, this control unit 12 is equipped with the display part 12a of the switch portion 12b of the operation carrying out main body 1 and the state of display restriction main body 1.

Possess panel 11 on the surface of enclosing cover 2, this panel 11 has for observing the inner transparent window portion 11a be made up of thin plate.Panel 11 is aesthetic appearance parts, by the shaping such as resin of glossiness, possesses rising portions 11b at inner face side 11c.When panel 11 being installed on enclosing cover 2, rising portions 11b is embedded in the upper slot 16b of seal 16.

And by embedding the rising portions 11b of panel 11 at the upper slot 16b of seal 16, the wire rib 16a of seal 16 and groove 2c offsets and bends thus seal.

By covering seal 16 by panel 11, and clip seal 16 between the separating part 2a and panel 11 of enclosing cover 2, thus form the seal cavity 15 surrounded by separating part 2a and panel 11.

Transparent window portion 11a is configured in the position that perspective is equipped on the display part 12a of control unit 12.

At the inner face side 11c of the transparent window portion 11a of panel 11, arrange the second transparency window 13 by enclose inside thus formed air layer 14.This air layer 14 forms the second seal cavity.This air layer 14 is arranged on the inside of above-mentioned seal cavity 15.

If the inner face side 11c of transparent window portion 11a is the shape (such as curved surface) of depression, by being fixed on the second plane transparency window 13, being formed as illustrated in fig. 2 and analysing and observe for hemispheric air layer 14.In addition, when the inner face side 11c of transparent window portion 11a is plane, rising portions (not shown) is set at the inner face side 11c of transparent window portion 11a, by the second transparency window 13 at this rising portions fixed pan shape, is formed and analyse and observe for rectangular-shaped air layer 14.

On the contrary, when being shape (such as the curved surface) of depression on the upside of the second transparency window 13, being formed and analyse and observe for hemispheric air layer 14.

As shown in Fig. 2, Fig. 4, Fig. 5, the second transparency window 13 is thin plate 13a of PET resin and PC resin.In order to be adhered to the thin plate 13a of PET resin and PC resin and be provided as the bonding agent 13b of felting cell at end face portion complete cycle, thus post up the transparent window portion 11a of panel 11.The bonding agent 13b of felting cell by being suitable for two sides adhesive tape without the need to arranging bonding time drying time, in addition, the adhesive band base of two sides adhesive tape self becomes thermal insulation barriers thus also can not produce the condensation of the part at bonding agent 13b.

The action of the structure of above the present embodiment is described.

User puts into appropriate meter He Shui to inner bag 3, and when after closedown enclosing cover 2, the top of inner bag 3 clogs by inner cap 4, becomes airtight space.If user operates, then start to cook, inner bag 3 is heated.

Afterwards, if boiling in inner bag 3, then produce steam (100 DEG C) and pressure increases, steam enters the space be made up of inner cap 4 and casing 5 from box steam passage 6.

Steam is further across inner cap steam channel 7, limiting unit 9, enclosing cover steam channel 8 and externally discharging.Cook after terminating and be automatically transferred to insulation action, lid heating unit 10 action, heats inner cap 4, but the impact of heat because of this lid heating unit 10, the temperature of the seal cavity 15 formed by enclosing cover 2 and panel 11 rises.Now seal cavity 15 is becoming large with the temperature difference of extraneous air.Therefore air layer 14 contacts with extraneous air via transparent window portion 11a.In the inside of this air layer 14, enter so utilize the effect of heat insulation of air because of air, the temperature of the inner face side 11c of transparent window portion 11a, close to the temperature of air layer 14, can be compared seal cavity 15 and maintain temperature close to extraneous air lower, prevent condensation.

Further, the second transparency window 13 becoming the lower surface of air chamber 14 can not condensation because the temperature difference between air layer 14 and seal cavity 15 relaxes.In addition, also the effect of thermal insulation barriers is played so also do not produce the condensation at bonding agent 13b because of the adhesive band base of the above-mentioned two sides adhesive tape used in the part of bonding agent 13b.

According to the structure of above the present embodiment, even if because the heat affecting of the lid heating unit 10 when carrying out self-heat conserving makes the temperature of seal cavity 15 rise, also the temperature of transparent window portion 11a can be suppressed to rise by the effect of heat insulation of air layer 14, prevent condensation by relaxing with the temperature difference of extraneous air, thus the good visual field of transparent window portion 11a can be guaranteed.In addition, the installation of the second transparency window 13 pastes the thin plate 13a of PET resin or PC resin by means of only bonding agent 13b, does not therefore need the structures such as unnecessary wall, saves space, does not also need complicated metal die structure, guarantor's workability that also can be really good.

In addition, as the material of the second transparency window 13, by being suitable for the thin plate 13a of PET resin or PC resin, even the transparent window portion 11a made as the panel 11 of installation position is the three-dimension curved surface be made up of compound radius, the wall thickness of the thin plate 13a of PET resin or PC resin is also thinner and soft, therefore easily along installing herein, in addition, the wall not needing the back of the shape of surrounding transparent window portion 11a higher.

In addition, for the installation method of the thin plate 13a of this PET resin or PC resin, if such as arrange claw and fix, then metal die is textural also needs slide block mechanism.But 11r is configured with shift knob etc. and causes not having space around the transparent window portion 11a of panel 11.Further, transparent window portion 11a itself, from appearance, does not allow the cut-off rule etc. of the sheet mold insert with slide mechanism usually.Therefore, carry out the method for installing according to the use bonding agent 13b illustrated in the present embodiment, the structure of above-mentioned complexity can not be needed.

Claims (3)

1. an electric cooker, is characterized in that, possesses:

Main body;

Cover the enclosing cover on the top of this main body;

Dismounting is accommodated in the inner bag in aforementioned body freely;

Cover the top of this inner bag and be arranged at the inner cap of above-mentioned enclosing cover;

This inner cap is heated and is arranged at the lid heating unit of above-mentioned enclosing cover;

Be arranged at the panel with transparent window portion of the exterior face of above-mentioned enclosing cover; And

The seal cavity formed with the panel with above-mentioned transparent window portion by above-mentioned enclosing cover,

The second transparency window forming air layer is provided with in the above-mentioned seal cavity side of above-mentioned transparent window portion.

2. electric cooker according to claim 1, is characterized in that,

Above-mentioned second transparency window is the thin plate of PET resin or PC resin.

3. electric cooker according to claim 2, is characterized in that,

Felting cell is set in the periphery of above-mentioned second transparency window, and is pasted on the above-mentioned transparent window portion of above-mentioned panel.