CN1665977B - Electric iron - Google Patents

Electric iron Download PDF

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Publication number
CN1665977B
CN1665977B CN038076586A CN03807658A CN1665977B CN 1665977 B CN1665977 B CN 1665977B CN 038076586 A CN038076586 A CN 038076586A CN 03807658 A CN03807658 A CN 03807658A CN 1665977 B CN1665977 B CN 1665977B
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CN
China
Prior art keywords
calandria
contact point
soleplate
groove
electric iron
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
Application number
CN038076586A
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Chinese (zh)
Other versions
CN1665977A (en
Inventor
C·阿尔万多斯鲁伊斯德奥
A·弗朗柯弗
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BSH Krainel SA
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BSH Krainel SA
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Publication date
Application filed by BSH Krainel SA filed Critical BSH Krainel SA
Publication of CN1665977A publication Critical patent/CN1665977A/en
Application granted granted Critical
Publication of CN1665977B publication Critical patent/CN1665977B/en
Anticipated expiration legal-status Critical
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00Hand irons
    • D06F75/08Hand irons internally heated by electricity
    • D06F75/24Arrangements of the heating means within the iron; Arrangements for distributing, conducting or storing the heat
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00Hand irons
    • D06F75/38Sole plates

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Irons (AREA)

Abstract

The invention relates to an electric iron which comprises an iron sole (1) heated by a heating element (3) and a control device (4) for controlling said heating element (3). Said control device comprises a temperature sensor (5) that is thermally linked with the soleplate (1) at a point of contact (6). In order to improve the thermal coupling of the point of contact to the heating element, the iron sole (1) is provided with a gap (2) that is locally defined in the area of the point of contact (6) and a pertaining heating element section (14) and that at least reduces heat conduction of the flow of heat emitted by the heating element (3) in a direction away from the point of contact (6). The heat on the iron sole (1) can thus be better controlled even if the point of contact (6) is located either directly on or at least very close to the heating element (3), wherein the iron sole (1) is covered by a soleplate (11), and the point of contact (6) is arranged eccentrically in relation to the axis of symmetry of the heating element (3) in the vicinity of one of the two legs of the heating element (3), then the at least one separated opening (2a) on the iron sole (1) can extend along the outer edge of this leg in the region of the point of contact (6). This invention has the advantage that if the point of contact (6) is directly arranged on the heating element (3) or at least near the heating element (3), the heat regulation on the iron sole (1) can be improved.

Description

Electric iron
Technical field
The present invention relates to a kind of electric iron.This electric iron has a soleplate and the adjusting device that is used to regulate calandria by calandria heating, and this adjusting device comprises a temp probe, this temp probe on a contact point with the soleplate thermally coupled.
Background technology
This class electric iron disclosed in DE 42 12 286 A1.This electric iron comprises soleplate and U-shape resistance heating body of a metal.This calandria is embedded in the soleplate made from casting die according to shape rigidity with engaging.When flatiron was worked, calandria was through electrically contacting and obtain electric energy and supply with on the termination of two shanks of U-shape calandria.Calandria provides the electric energy of being imported with the form of heat to soleplate.In order to regulate the temperature of soleplate, disposed a thermostat, this thermostat records the transient temperature of soleplate, and controls an adjuster, and this adjuster turns on and off the power supply of electric heating body according to the Ironing temperature of instantaneous soleplate temperature and the preliminary election of user institute.
For this reason, thermostat has a temp probe, and this temp probe is normally made with a kind of bimetallic.In order to carry out reliable adjustment, must guarantee: the temperature change of soleplate can directly be perceiveed out as the variations in temperature on the thermostat.Therefore, soleplate is furnished with a contact point usually, and thermostat is fixed on this contact point.Contact point is made of a domeshape solid projections portion usually, and this jut direct forming is on soleplate.
For thermostat just can react small temperature fluctuation in the shortest time, thereby the temperature that very accurately keeps the soleplate set up, heat-conductive bridges of separating of configuration is proposed in DE 42 12 286 A1, this heat-conductive bridges is led at least one shank of calandria from contact point, thereby can transmit higher hot-fluid.This solution is suitable especially in the following cases: in these cases, contact point is not directly to adjoin calandria, but arranges to such an extent that from calandria tangible distance is arranged.But, its shortcoming is: if contact point directly has been arranged on the calandria, can improves the heat-conductive bridges of separating of the hot-fluid from calandria to contact point and only bring inappreciable improvement, perhaps not bring improvement.
Summary of the invention
Task of the present invention is to improve contact point to connect with the heat of calandria.
According to the present invention, above-mentioned task by a kind of like this electric iron to solve: this electric iron has a soleplate and the adjusting device that is used to regulate calandria by calandria heating, this adjusting device comprises a temp probe, this temp probe on a contact point with the soleplate thermally coupled.
According to the present invention, described soleplate has a gap space, this gap space position is limited in the scope of the calandria section under contact point and, and this gap space reduces to conduct along the heat of leaving the contact point direction from the hot-fluid that calandria produces at least, wherein said soleplate covers by base plate, and the axis of symmetry that wherein said contact point is eccentric in calandria is disposed in one of two shanks of calandria next door; Extend in the scope of outer seamed edge at contact point of this shank at least one eyelet that separates on the soleplate.
Because the hot-fluid that sends from calandria is prevented from or is reduced at least a direction that deviates from the contact point direction, so produce the hot-fluid of an improvement in the direction of contact point.According to this, the hot-fluid from calandria to contact point is so improved: the heat that is produced by calandria mainly is transferred to the contact point direction, and the heat transmission of leaving contact point is prevented from or is reduced at least.Especially in first heating process after connecting flatiron, can prevent hot-spot.This difficult problem on the heat regulation has obtained especially effectively solving by the present invention, is burnt out by the Ironing thing so as to preventing.Also can be further improved under the following conditions: stop or reduce at least to have reached the loss of the heat of contact point.
Gap space preferably is arranged on the side of calandria, and this side deviates from that side towards contact point of calandria.Therefore, gap space can be arranged on the task side of directly not aiming at contact point of calandria.By a preferred design of the present invention, gap space is disposed on the side that is opposite to contact point corresponding to the calandria section of contact point.The advantage of this position is: directly be near the heat of calandria and can be guided contact point especially effectively, because the distance between above-mentioned calandria section and contact point is the shortest, and avoided because the thermal loss that distance length might produce.
If contact point is arranged in prejudicially one of two shanks next door of calandria with respect to the axis of symmetry of U-shape calandria, at least one eyelet can extend in the scope of contact point along the outer seamed edge of this shank so.A kind of scheme is: with gap space in other words at least one eyelet that separates be designed to slotted hole on soleplate, this slotted hole extends along U-shape calandria outside.
If soleplate is so designed, make calandria be U-shape ground round contact point, and distribute along U-shape calandria that several have the steam escape orifice of proportional spacing, then gap space can be formed by at least one eyelet that separates on the soleplate, and this eyelet extends along the outside of U-shape calandria.Its advantage is: the eyelet that should separate has also been born another function as the steam escape orifice.
By such gap space, the heat that just can prevent or reduce seamed edge direction outside soleplate in the scope of configuration to the calandria section of contact point runs off.Although, also need soleplate uniform heating as far as possible, so should guarantee the certain heat radiation on the whole floor space of soleplate owing to require thermostat that the short reaction time is arranged.In order to realize thermostat reflex action as far as possible fast and to guarantee that the uniform temperature in the soleplate distributes, slotted hole is preferably on the length between 2 centimetres and 6 centimetres.Advantageous particularly and preferably, slotted hole is extending along U-shape calandria on a length between 3 centimetres and 5 centimetres under the situation of the flatiron size of routine outside.Slotted hole prevents basically or reduces the heat radiation in the seamed edge direction outside soleplate.
Preferably second kind of scheme of the heat that sends from the calandria section to the contact point direction guiding is: gap space is formed in as groove on the base of soleplate, this groove give in configuration contact point the calandria section below extend.Just can in this calandria section scope, prevent or reduce the heat radiation in the bottom surface direction of soleplate by such gap space.
In order to prevent or reduce the heat radiation of the bottom surface from contact point to soleplate, gap space can be shaped by a groove on the base of soleplate, and this groove extends below contact point.Wherein, gap space is in the basis of domeshape contact point.
Can reach following purpose thus: can not lose by the bottom surface of contact point again from the heat that arrives contact point that calandria sends.
The direction that the heat that general side direction is transferred to contact point from calandria also preferably is fixed on the thermostat on the contact point to the upper edge is guided, thereby can prevent or reduce the scattering and disappearing of heat that bottom surface through contact point enters soleplate.
Groove preferably has such basal plane, and its size is equivalent to the basal plane of contact point at least.Contact point is being designed under the situation of dome-shaped protrusion, preferably the size with the basal plane of groove is chosen between 4 square centimeters and 25 square centimeters.In order to guarantee between reaction time of the weak point of thermostat and the uniform heat in the soleplate distribute a suitable especially ratio is arranged, the basal plane of groove preferably should be between 7 square centimeters and 17 square centimeters.
The height of gap space should be between 0.5 millimeter and 5 millimeters.If the height of gap space between 2 millimeters and 4 millimeters, then can reach specially suitable result especially.By selection to the described size of slotted hole and groove, just can reach a short as far as possible thermostat reaction time and on soleplate one very even temperature distribute.
Responsive ironed clothing, the ironed clothing that promptly can be handled does not have the danger that is damaged owing to uneven Temperature Distribution.
The soleplate that the present invention proposes can have two gap spaces, and according to this, one of them gap space is designed to an eyelet that separates, and this eyelet extends on one side that is opposite to contact point of calandria section; Another gap space then is formed on the base of soleplate as at least one groove, and this groove extends in the below of calandria section and/or contact point.Preferably, described slotted hole also can be linked together with a described groove.These two gap spaces can be arranged so that it is logical to make that they are connected with each other at least one point, and promptly these two gap spaces converge each other.
Like this, the disconnected connection effect of the heat of calandria section is effective especially, and this is because do not keep the partition of any possibility heat extraction between two gap spaces.
The present invention is not limited to electric steam iron, and it also relates to the electric seasoning flatiron.The soleplate of the electric iron that the present invention proposes can be made with different materials, particularly makes with die casting aluminium, selectively the base plate opened of partition.According to this, base plate can preferentially be made with special steel, aluminium or with the base plate that enamel or ceramic coating are arranged.If soleplate has such base plate, it is fixed on the base of soleplate and realizes plane contact with it, and so, a groove that the present invention proposes or a limit of gap space are subjected to the gauge of this base plate.
Below with reference to a preferred embodiment form the present invention is elaborated.
Description of drawings
Accompanying drawing is represented:
The upward view of the soleplate that Fig. 1 the present invention proposes,
The vertical view of Fig. 2 soleplate shown in Figure 1,
A cross section of a kind of flatiron that Fig. 3 the present invention proposes,
A cross-sectional view of Fig. 4 soleplate shown in Figure 1.
The specific embodiment
Fig. 1 represents the base of the soleplate 1 that the present invention proposes, and a resistance heating body 3 has been shaped in the soleplate 1 with the aluminium injection moulding manufacturing.Calandria 3 is U-shapes, and extends along steam escape orifice 7, and these steam escape orifices are communicated with the base of a steaming chamber 8 with soleplate 1.Stretch out from steaming chamber 8 termination 9 of two shanks of U-shape calandria 3 and 10, and have electric contact.
Below steaming chamber 8, on soleplate 1, cast the contact point 6 of a domeshape.Contact point 6 forms a base, this base of temp probe 5 contactings of an adjusting device 4.Domeshape contact point 6 directly adjoins the calandria section 14 of a shank of U-shape calandria 3.Domeshape contact point 6 protuberances are on the top of soleplate 1.Below domeshape contact point 6, a gap space 2b is arranged on the base of soleplate 1.This gap space 2b is designed shaping as a groove on the base of soleplate 1.Gap space 2b is designed to rectangle basically, has the basal plane of 3 centimetres of 4.5 cm x.Therefore, as shown in FIG. 1, gap space 2b has one 13.5 square centimeters basal plane area.
Fig. 2 represents the top of the soleplate 1 that the present invention proposes.Gap space 2a is that design is formed on the soleplate 1 as slotted hole.This gap space 2a extends along a shank of U-shape calandria 3 outside.Slotted hole 2a extends on the next door of domeshape contact point 6 along many steam escape orifices 7.Slotted hole 2a is on the opposed edge of shank of calandria 3, and domeshape contact point 6 adjoins mutually with the calandria section 14 of U-shape calandria 3 on this limit.Slotted hole 2a extends along the outside 15 of U-shape calandria 3, and institute is 4.5 centimetres through length.
Fig. 3 represents the cross section of the soleplate 1 that the present invention proposes.On soleplate 1, be cast with a domeshape contact point 6 with the aluminium injection moulding manufacturing.On domeshape contact point 6, generally temp probe 5 heat that are shaped with the bimetallic design are connected on the soleplate 1.Temp probe 5 links to each other with an adjusting device 4, and this adjusting device is positioned in the shell 12 of flatiron through a knob 13.In the cross-sectional view of soleplate 1, in the arranged beneath of domeshape contact point 6 gap space 2b.The gap space 2a that design is shaped as slotted hole directly links to each other with the gap space 2b that is shaped as groove design.
As shown in Figure 4, the gap space 2a that design is shaped as slotted hole directly is connected with the gap space 2b that is shaped as groove design.The gap space 2b that is shaped as groove design had not only extended below the calandria 3 but also below contact point 6.
Say in principle according to gap space 2a of the present invention and 2b both to have can be used on the steam iron, also can be used on the dry flatiron.Gap space 2a and 2b preferably are used on the steam iron, and its soleplate 1 is covered by a base plate 11 as shown in Figure 3.Wherein, base plate 11 limits the base of the gap space 2b that is shaped as groove design.And realize plane contact with the base of soleplate 1.So obtain a complete flatiron face, this flatiron face is attached on the ironed clothing, and the disconnected connection of the heat of domeshape contact point 6 is guaranteed.

Claims (11)

1. electric iron, have a soleplate (1) and an adjusting device (4) that is used to regulate calandria (3) by a calandria (3) heating, this adjusting device comprises a temp probe (5), this temp probe is gone up and soleplate (1) thermally coupled at a contact point (6), it is characterized in that: soleplate (1) has gap space (2), this gap space position limit is in the scope of contact point (6) and an affiliated calandria section (14) thereof, this gap space has reduced to leave from the hot-fluid that calandria (3) sends the heat conduction of contact point (6) direction at least, wherein said soleplate (1) covers by base plate (11), wherein gap space (2) is disposed on one side that is opposite to contact point (6) of calandria section (14), and wherein calandria (3) is U-shape ground round contact point (6); And along U-shape calandria (3) the uniform steam escape orifices of several spacings (7) that distribute; Gap space (2) forms in soleplate (1) by slotted hole (2a), this slotted hole extends along the outside (15) of the calandria (3) of U-shape, and wherein said contact point (6) axis of symmetry that is eccentric in the calandria (3) of described U-shape is disposed in one of two shanks of calandria (3) next door; Described slotted hole (2a) extends in the scope of contact point (6) along the outer seamed edge of this shank, and wherein said slotted hole (2a) extends on the next door of contact point (6) along many steam escape orifices (7).
2. press the described electric iron of claim 1,
It is characterized in that: described slotted hole along the outside (15) extend, its institute through length between 2 centimetres and 6 centimetres.
3. press the described electric iron of claim 2,
It is characterized in that: this slotted hole institute through length between 3 centimetres and 5 centimetres.
4. press each described electric iron in the claim 1 to 3,
It is characterized in that: one first groove (2b) is formed on the base of soleplate (1), and this first groove extends in the below of calandria section (14).
5. press each described electric iron in the claim 1 to 3,
It is characterized in that: one second groove (2c) is formed on the base of soleplate (1), and this second groove extends in the below of contact point (6).
6. press the described electric iron of claim 5,
It is characterized in that: second groove (2c) has a basal plane, and the size of this basal plane is equivalent to the basal plane of contact point (6) at least.
7. press the described electric iron of claim 5,
It is characterized in that: the basal plane of second groove (2c) is between 4 square centimeters and 25 square centimeters.
8. press each described electric iron in the claim 4 to 7,
It is characterized in that: the height of first groove (2b) and/or second groove (2c) is between 0.5 millimeter and 5 millimeters.
9. press 1 to 3 described electric iron in the claim,
It is characterized in that: at least one groove (2b, 2c) design is formed on the base of soleplate (1), wherein, described at least one groove (2b, 2c) extend, and wherein said slotted hole (2a) and described at least one groove (2b) communicate with each other in the below of calandria section (14) and/or in the below of contact point (6).
10. press the described electric iron of claim 7,
It is characterized in that: the basal plane of second groove (2c) is between 7 square centimeters and 17 square centimeters.
11. by the described electric iron of claim 8,
It is characterized in that: the height of first groove (2b) and/or second groove (2c) is between 2 millimeters and 4 millimeters.
CN038076586A 2002-04-03 2003-03-26 Electric iron Expired - Fee Related CN1665977B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES200200885 2002-04-03
ES200200885A ES2211279B1 (en) 2002-04-03 2002-04-03 ELECTRIC IRON.
PCT/EP2003/003142 WO2003083202A1 (en) 2002-04-03 2003-03-26 Electric iron

Publications (2)

Publication Number Publication Date
CN1665977A CN1665977A (en) 2005-09-07
CN1665977B true CN1665977B (en) 2011-08-10

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CN038076586A Expired - Fee Related CN1665977B (en) 2002-04-03 2003-03-26 Electric iron

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US (1) US20050040153A1 (en)
EP (1) EP1492916A1 (en)
CN (1) CN1665977B (en)
ES (1) ES2211279B1 (en)
WO (1) WO2003083202A1 (en)

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Publication number Priority date Publication date Assignee Title
GB0901855D0 (en) 2009-02-05 2009-03-11 Strix Ltd Electric steam generation
DE202013012578U1 (en) 2013-01-02 2017-08-03 Koninklijke Philips N.V. Kleidungsstückbedampfungsvorrichtung
DE202014011499U1 (en) * 2013-07-25 2021-06-16 Koninklijke Philips N.V. Device for generating steam
JP2013255833A (en) * 2013-08-28 2013-12-26 Toshiba Home Technology Corp Iron
CN105299872B (en) * 2015-10-26 2018-09-07 黄杰 Flash heat transfer type heater
JP6887137B2 (en) * 2016-12-21 2021-06-16 パナソニックIpマネジメント株式会社 Steam ejector and steam iron
CN108914521A (en) * 2018-08-23 2018-11-30 浙江月立电器有限公司 A kind of presses of quick and convenient moisturizing

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US3811208A (en) * 1972-11-07 1974-05-21 Sunbeam Corp Electric steaming and pressing appliance
US3930325A (en) * 1974-07-24 1976-01-06 General Electric Company Steam iron soleplate construction

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Title
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Also Published As

Publication number Publication date
ES2211279B1 (en) 2005-10-01
US20050040153A1 (en) 2005-02-24
ES2211279A1 (en) 2004-07-01
CN1665977A (en) 2005-09-07
WO2003083202A1 (en) 2003-10-09
EP1492916A1 (en) 2005-01-05

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