CN103622260A - Lunch box - Google Patents

Lunch box Download PDF

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Publication number
CN103622260A
CN103622260A CN201310460484.3A CN201310460484A CN103622260A CN 103622260 A CN103622260 A CN 103622260A CN 201310460484 A CN201310460484 A CN 201310460484A CN 103622260 A CN103622260 A CN 103622260A
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CN
China
Prior art keywords
lunch box
cover
installing hole
hole
umbrella shape
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.)
Pending
Application number
CN201310460484.3A
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Chinese (zh)
Inventor
刘骏涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201310460484.3A priority Critical patent/CN103622260A/en
Priority to PCT/CN2013/085227 priority patent/WO2015042995A1/en
Publication of CN103622260A publication Critical patent/CN103622260A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C11/20—Lunch or picnic boxes or the like
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C13/00—Details; Accessories
    • A45C13/02—Interior fittings; Means, e.g. inserts, for holding and packing articles

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  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)

Abstract

The invention discloses a lunch box. The lunch box comprises a lunch box main body and a lunch box cover, wherein the lunch box cover is provided with a steam overflowing hole and an overflowing hole cover for covering the steam overflowing hole; the overflowing hole cover comprises a mounting column which is fixed on the lunch box cover, and an elastic umbrella-shaped cover cap for arranged at one end of the mounting column and sealing the overflowing hole inside; when the top of the umbrella-shaped cover cap is pressed, the umbrella-shaped cover cap is deformed inversely to open the overflowing hole cover. According to the lunch box, the lunch box cover is provided with the steam overflowing hole so that the lunch box cover is prevented from rushing out due to hot air when foods in the lunch box are heated, and a user is prevented from being scalded because too much inside hot air is released suddenly when the lunch box is opened. The steam overflowing hole is provided with the overflowing hole cover so as to prevent dust or other pollutants from falling into the lunch box from the steam overflowing hole, and avoid a phenomenon that rice and dishes in the lunch box are directly contacted with the external air to reduce the fresh-keeping performance.

Description

A kind of lunch box
Technical field
The present invention relates to daily necessities field, in particular, relate to a kind of lunch box.
Background technology
Lunch box is important tableware conventional in daily life, and it is for carrying prepared food, and within a certain period of time can be in job site or field prepared food is provided.
Conventionally, in order to obtain hot food, the food in lunch box can be reheated, as being put in micro-wave oven, heat, and most of lunch box all seal, during heating, produce steam, cover of the lunch box may be rushed to open, cause unsafe factor.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of safe and reliable lunch box.
The object of the invention is to be achieved through the following technical solutions: a kind of lunch box, comprise lunch box main body and cover of the lunch box, on described cover of the lunch box, be provided with steam overfolw hole and for hiding the port lid that overflows of described steam overfolw hole; The described port lid that overflows comprises that one is fixed on the erection column on described cover of the lunch box and is arranged on described erection column one end and described overfolw hole is enclosed in to its inner elasticity umbrella shape block; Described in when pressing described umbrella shape block top, umbrella shape block reversal deformation overflows port lid in open mode described in making.
Preferably, be provided with an installing hole on described cover of the lunch box, the other end of described erection column is provided with back-off, and described back-off and described umbrella shape block are limited to described erection column in described installing hole.Utilize umbrella shape block and back-off that erection column is limited in installing hole, thereby facilitate pressing of umbrella shape block, make umbrella shape block reversal deformation.
Preferably, described steam overfolw hole is arranged on described installing hole around.Make like this umbrella shape block can cover steam overfolw hole.
Preferably, the upper port of described installing hole is back taper enlarging.When pressing umbrella shape block, umbrella shape block reversal deformation, erection column declines, and back taper enlarging can be held the umbrella shape block of part distortion, thereby contributes to keep the deformation state of umbrella shape block.
Preferably, the upper port of described installing hole is provided with a circle boss arranging along installing hole orifice edge, and during the described overfolw hole of described umbrella shape block sealing, its inner side is adjacent at described boss place.Utilize boss, make the sealing effect of umbrella shape block better.
Preferably, the cross section of described boss structure triangular in shape, in the upper port formation back taper enlarging of described installing hole.Utilize triangle boss to form back taper enlarging, contribute to keep the umbrella shape block shape after distortion, meanwhile, back taper enlarging outside, the contact-making surface of boss and umbrella shape block is larger, is more conducive to keep closed state.
Preferably, described steam overfolw hole is arranged on described boss, along described boss, is distributed on described installing hole around.
Preferably, described erection column is also for elastomeric material is made, and its external diameter is greater than the aperture of described installing hole.Be conducive to erection column fixed position in installing hole, when pressing, erection column moves down, and due to its elastic construction, makes it have elasticity, and then the state of holding position after pressing.
Preferably, described erection column is hollow structure.Make like this its strain easier.
Preferably, the edge of described umbrella shape block is provided with convex edge.By convex edge, increase the contact area of umbrella shape block and cover of the lunch box, keep better sealing effect.
The present invention is owing to being provided with steam overfolw hole on cover of the lunch box, make lunch box when inner food is heated, can avoid cover of the lunch box to go out because of hot gas, in the time of also can avoiding opening lunch box because the too much hot gas sudden outburst in inside causes user to be burned.Meanwhile, at steam overfolw hole place, be provided with and overflow port lid, like this, avoid dust or other pollutant to fall in lunch box from steam overfolw hole, also avoid the food in lunch box directly to contact with extraneous air and fresh keeping property decline.
Accompanying drawing explanation
Fig. 1 is the lunch box overall structure figure of the embodiment of the present invention,
Fig. 2 is the view of lunch box one side of the embodiment of the present invention,
Fig. 3 is the A-A profile of Fig. 2,
Fig. 4 be the embodiment of the present invention overflow port lid structural representation,
Fig. 5 be the embodiment of the present invention overflow port lid section of structure,
Fig. 6 is the cover of the lunch box structural representation of the embodiment of the present invention,
Fig. 7 is the umbrella shape block of embodiment of the present invention reversal deformation schematic diagram while being subject to pressing,
Fig. 8 is the lunch box decomposition texture schematic diagram of the embodiment of the present invention.
Wherein: 100, cover of the lunch box, 1011, steam overfolw hole, 1013, boss, 102, overflow port lid, 1021, block, 1022, erection column, 1023, hole, 1024, back-off, 200, inner bag, 201, fossaperturate, 202, screw hole column, 205, fixed mount, 300, heater, 301, heating plate, 302, lock hole, 304, screw, 400, lunch box main body, 402, lock hole, 405, indicator lamp.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
As shown in Fig. 1-6, the invention provides a kind of specific embodiment of lunch box, this lunch box comprises: lunch box main body 400 and cover of the lunch box 100, on described cover of the lunch box 100, be provided with steam overfolw hole 1011, on described cover of the lunch box 100, be also provided with and overflow port lid 102 for what hide described steam overfolw hole 1011; Described overflow port lid 102 comprise one be fixed on described cover of the lunch box 100 erection column 1022 and be arranged on described erection column 1022 one end and described overfolw hole 1011 be enclosed in to its inner elasticity umbrella shape block 1021.As shown in Figure 7, when pressing described umbrella shape while blocking a shot 1021 top, described umbrella shape 1021 reversal deformations of blocking a shot, like this, overflow port lid 102 in open mode described in just can making, overfolw hole 1011 be not subject to umbrella shape block 1021 covering and in open mode.
As Figure 3-Figure 4, be provided with an installing hole 101 on described cover of the lunch box 100, the other end of described erection column 1022 is provided with back-off 1024, and described back-off 1024 is limited to described erection column in described installing hole 101 with described umbrella shape block 1021.Utilize block 1021 and back-off 1024 that erection column is limited in installing hole 101, thereby pressing of convenient block make the reversal deformation of blocking a shot.
As shown in Figure 6, the upper port of described installing hole 101 is provided with a circle boss 1013 arranging along installing hole 101 orifice edge, and shown in Fig. 3, during the described overfolw hole of described umbrella shape block 1021 sealing, its inner side is adjacent at described boss 1013 places.Can utilize boss 1013 like this, make the sealing effect of umbrella shape block 1021 better.
The cross section structure triangular in shape of described boss 1013, in the upper port formation back taper enlarging of described installing hole 101.The back taper enlarging that this triangle boss 1013 forms, contributes to keep the block shape after distortion, meanwhile, enlarging outside, the contact-making surface of boss and umbrella shape block is larger, is more conducive to keep closed state.Certainly, this back taper enlarging also not necessarily will realize by boss is set, and also can extend out setting to installing hole 101 sidewalls.When pressing umbrella shape block, umbrella shape block reversal deformation, erection column declines, and back taper enlarging can be held the block of part distortion, thereby contributes to keep the deformation state of block.
As shown in Figure 6, described steam overfolw hole 1011 is arranged on described installing hole 101 around, and states steam overfolw hole 1011 and be arranged on described boss 1013, along described boss 1013, is distributed on described installing hole around.
At the present embodiment, described erection column 1022 is also for elastomeric material is made, and its external diameter is greater than the aperture of described installing hole 101.Be conducive to like this erection column 1022 in the interior fixed position of installing hole 101, when pressing, erection column moves down, and due to its elastic construction, makes it have elasticity, and then the state of holding position after pressing.
And as shown in Fig. 4-5, described erection column 1022 is hollow structure, has hole 1023, makes like this its strain easier.
In the present embodiment, the edge of described umbrella shape block 1021 is provided with convex edge 1025.By convex edge 1025, increase the contact area of umbrella shape block and cover of the lunch box, keep better sealing effect.
As shown in Figure 8, lunch box inside is also provided with: be arranged on inner bag 200 and the heater 300 of lunch box main body 400 inside, wherein said heater 300 comprises the heating plate 301 of the one deck of outer surface that is attached to described inner bag 200 for generating heat.
Heating plate 301 is arranged on the bottom surface of described inner bag 200, and its size, shape are corresponding with the bottom surface of described inner bag 200, from the bottom surface heating of inner bag 200, like this heating plate 301 arrange more conveniently, while heating effect is also better.Certainly, also heating plate can be attached at whole outer surfaces of inner bag 200, still, be difficult for like this processing, and bottom arranges heating plate, and oneself the demand of heating can be reached.
On heating plate 301, be provided with and lock hole 302, the corresponding outer surface at described inner bag 200 is that bottom surface is provided with and described screw hole column corresponding to hole 302 202 that lock, described heating plate 301 by screw locking to the outer surface of described inner bag.Therefore because inner bag thickness is little, by screw hole column, screw 304 and lock hole 302 and lock heating plate 301 to inner bag 200 bottom surfaces, this kind of lock adhering arrangement is comparatively simple, also does not need to strengthen the thickness of inner bag.In addition, from lunch box main body 400 bottoms of lunch box capable of heating, be also provided with corresponding with described screw hole column 202 hole 402 that locks, described inner bag 200, heating plate 301 and described lunch box main body 400 lock together by screw 304 simultaneously, a plurality of parts can be realized and being locked simultaneously by one group of screw like this, structure is relatively simple, and processing and assembling are more for convenience.
In the present embodiment, described heater 300 also comprises a control circuit (not shown) heating for controlling described heating plate 301, control circuit is used for realizing Based Intelligent Control heating, while making to heat food, can guarantee heating problems and heat time.Control circuit is arranged on a side bottom of described inner bag 200, and described inner bag 200 is provided with one for dodging the fossaperturate 201 of described control circuit, makes like this lunch box inner space enough, guarantees that the overall structure of lunch box can not increase.
Meanwhile, the lunch box in the present embodiment is also provided with for pointing out lunch box to use the indicator lamp 405 of state.And described inner bag 200 bottom one sides are provided with a fixed mount 205 for fixing described indication 405 lamps and circuit board thereof corresponding to the position of described indicator lamp 405, described lunch box main body 400 is provided with for exposing the perforate of described indicator lamp 405 corresponding to the position of described fixed mount 205.
In the present embodiment, described heating plate 301 is the METAL HEATING PROCESS sheet that heat transfer efficiency is high, and this heating plate can adopt panel beating to realize.Described inner bag 200 can be plastic cement or stainless steel.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.

Claims (10)

1. a lunch box, comprises lunch box main body and cover of the lunch box, it is characterized in that, is provided with steam overfolw hole and for hiding the port lid that overflows of described steam overfolw hole on described cover of the lunch box; The described port lid that overflows comprises that one is fixed on the erection column on described cover of the lunch box and is arranged on described erection column one end and described overfolw hole is enclosed in to its inner elasticity umbrella shape block; Described in when pressing described umbrella shape block top, umbrella shape block reversal deformation overflows port lid in open mode described in making.
2. lunch box as claimed in claim 1, is characterized in that, is provided with an installing hole on described cover of the lunch box, and the other end of described erection column is provided with back-off, and described back-off and described umbrella shape block are limited to described erection column in described installing hole.
3. lunch box as claimed in claim 2, is characterized in that, described steam overfolw hole is arranged on described installing hole around.
4. lunch box as claimed in claim 3, is characterized in that, the upper port of described installing hole is back taper enlarging.
5. lunch box as claimed in claim 2, is characterized in that, the upper port of described installing hole is provided with a circle boss arranging along installing hole orifice edge, and during the described overfolw hole of described umbrella shape block sealing, its inner side is adjacent at described boss place.
6. lunch box as claimed in claim 5, is characterized in that, the cross section structure triangular in shape of described boss, in the upper port formation back taper enlarging of described installing hole.
7. lunch box as claimed in claim 5, is characterized in that, described steam overfolw hole is arranged on described boss, along described boss, is distributed on described installing hole around.
8. lunch box as claimed in claim 2, is characterized in that, described erection column is also for elastomeric material is made, and its external diameter is greater than the aperture of described installing hole.
9. lunch box as claimed in claim 8, is characterized in that, described erection column is hollow structure.
10. lunch box as claimed in claim 1, is characterized in that, the edge of described umbrella shape block is provided with convex edge.
CN201310460484.3A 2013-09-29 2013-09-29 Lunch box Pending CN103622260A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201310460484.3A CN103622260A (en) 2013-09-29 2013-09-29 Lunch box
PCT/CN2013/085227 WO2015042995A1 (en) 2013-09-29 2013-10-15 Lunch box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310460484.3A CN103622260A (en) 2013-09-29 2013-09-29 Lunch box

Publications (1)

Publication Number Publication Date
CN103622260A true CN103622260A (en) 2014-03-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310460484.3A Pending CN103622260A (en) 2013-09-29 2013-09-29 Lunch box

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CN (1) CN103622260A (en)
WO (1) WO2015042995A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015042994A1 (en) * 2013-09-29 2015-04-02 刘骏涛 Lunch box

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002233413A (en) * 2001-02-08 2002-08-20 Takino:Kk Seiro (steaming basket) type lunch container
JP2009028325A (en) * 2007-07-27 2009-02-12 Vendor Service Kk Lunch box
CN102406300A (en) * 2010-09-20 2012-04-11 中山市托美电器有限公司 Electric heating lunch box
CN202774827U (en) * 2012-07-09 2013-03-13 中山市托美电器有限公司 Electric heating lunch box
CN202941569U (en) * 2012-10-11 2013-05-22 梁汉辉 Novel electric heating lunch box
CN203505816U (en) * 2013-09-29 2014-04-02 刘骏涛 Lunch box

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2792144A (en) * 1954-11-05 1957-05-14 Mayer Robert Foldable lunch box
CN201718982U (en) * 2010-04-19 2011-01-26 中山市托美电器有限公司 Electric heating lunch box
CN201814036U (en) * 2010-05-20 2011-05-04 拜克力·达依木 Multifunctional food box capable of carrying boiled water
CN202233565U (en) * 2011-08-26 2012-05-30 赵睿 Thermal insulation lunch box capable of preventing meal from being damp

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002233413A (en) * 2001-02-08 2002-08-20 Takino:Kk Seiro (steaming basket) type lunch container
JP2009028325A (en) * 2007-07-27 2009-02-12 Vendor Service Kk Lunch box
CN102406300A (en) * 2010-09-20 2012-04-11 中山市托美电器有限公司 Electric heating lunch box
CN202774827U (en) * 2012-07-09 2013-03-13 中山市托美电器有限公司 Electric heating lunch box
CN202941569U (en) * 2012-10-11 2013-05-22 梁汉辉 Novel electric heating lunch box
CN203505816U (en) * 2013-09-29 2014-04-02 刘骏涛 Lunch box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015042994A1 (en) * 2013-09-29 2015-04-02 刘骏涛 Lunch box

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Application publication date: 20140312