CN2233189Y

CN2233189Y - Multi-functional lunch-box

Info

Publication number: CN2233189Y
Application number: CN 94246723
Authority: CN
Inventors: 田建华
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-11-25
Filing date: 1994-11-25
Publication date: 1996-08-21
Anticipated expiration: 2004-11-25

Abstract

The utility model relates to a multifunctional lunch box, which is composed of a box cover with through holes, a sealing ring which is arranged inside the box cover, a box body with a fastener on the outer side wall, the opening and closing device of the through holes of the box cover, and a lunch box heating device. The fastener can press the box cover on the box body tightly. When the through hole of the box cover is closed, food inside the box body can be sealed to keep fresh. When people dine, the food is heated by the heating device which is clamped on the bottom of the box body.

Description

Multifunctional lunch box

The utility model relates to tableware, the multifunctional lunch box that particularly a kind of energy is fresh-keeping, have heater.

Lunch box is a kind of commodity, and many people are because of the needs of aspects such as work, tourism, and the dining of usually can not on time being in will be with the food band at one's side, and like this, the fresh-keeping and heating of food has just become a problem extremely to be solved.There are a kind of principle such as guarantor to put the incubation canteen of bottle on the market, its insulation, fresh keeping time are all not long, and Chinese patent CN2140159Y discloses a kind of self-heating fast food box, and its heating system is comparatively complicated, and main combustion medicine is a special fuel, can not use the easy conventional fuels that obtain such as alcohol.

The purpose of this utility model provides a kind of easy to carry, can be fresh-keeping in a long time, and just can not heat the lunch box of the food of containing by other instrument more conveniently.

The purpose of this utility model is to realize like this, multifunctional lunch box is made up of box body, lid and heater, a sealing ring is being inlayed at the position that contacts with box body circle mouth in the lid, the box body lateral surface is connected with several button cards, lid can be held on the box body, make box body, lid constitute the container of a sealing, the through hole that can open and close is arranged on the lid.The main body of heater is a spill fuel cassette less than box body, its periphery is inlaid with a circle sealing ring, middle part, fuel cassette bottom surface is connected with the upright double-screw bolt that makes progress, be rotary with a female lifting cover on the double-screw bolt, the profile on the top of lifting cover can be stuck in the bayonet socket that is fixed in the box body outer bottom it.To add fuel in the fuel cassette, the lifting cover is stuck on the bayonet socket of box body bottom, the fuel cassette double-screw bolt is screwed in the lifting cover, make the periphery of fuel cassette be close to box bottom, the fuel cassette sealing ring can play sealing function, the unlikely leakage of fuel.During use, turn box body or fuel cassette, lifting cover then rise and the jack-up box body along double-screw bolt, make the fuel cassette periphery form a fixed gap with box bottom, fire fuel, can heating box in food.

The utility model adopts sealing fresh-keeping, carries heater, make BYO outside the eater can have fresh, hot food at any time, and easy and simple to handle.

Fig. 1 is a generalized section of the present utility model, and the keying form of lid through hole has seven kinds, and lid through hole keying form shown in Figure 1 is one of seven kinds.

Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 be respectively the utility model lid through hole open and close form two, three, four, five, six, seven schematic diagram.

Fig. 8 is the schematic diagram of another form of the utility model heater.The left side is the tight fuel cassette of lid, and fuel cassette is stuck in the schematic diagram of box bottom, and right-hand part is for opening the fuel lid, props box body and prepares the schematic diagram that burns.

Below in conjunction with accompanying drawing, further specify structure of the present utility model.

Box body 9 is the concave-shaped receptacle of splendid attire food, the position that contacts with box body 9 circle mouths in the lid 6 is inlaid with a circle sealing ring 8, the lateral surface of box body 9 evenly distributes along periphery and is connected with 3 button cards 17, button card 17 can be held in lid 6 on the

box body

9,8 of sealing rings are between the circle mouth and lid 6 of box body 9, make box body 9 and lid 6 form an airtight container.Be fixed with the upright screw rod 3 that makes progress with hold-down nut 7 on the lid 6, through hole 20 is arranged on the lid 6, the seal washer 5 that has packing ring through hole 21 is enclosed within on the screw rod 3, the position of packing ring through hole 21 is corresponding with lid through hole 20, the center has the handle 1 of through hole to be enclosed within on the screw rod 3, and 5 of seal washers are clipped between the lower surface and lid 6 of handle 1.Also have through hole 15 and through hole 19 on the handle 1, in the through hole 19 whistle is housed and chews 4, turning handle 1 can make through hole 15 or through hole 19 aim at lid through hole 20 respectively, and the top with nut 2 screw-in screw rods 3 can compress handle 1.

The end of box body 9,, the recess of the outer bottom of box body 9 was connected with deck 12 slightly to fovea superior, when box body 9 is placed on certain plane, deck 12 because of the end fovea superior of box body 9 not can with plane contact.Fuel cassette 11 is a concave-shaped receptacle less than box body 9, and omit to fovea superior its bottom surface, and be inlaid with fuel cassette sealing ring 10 on all flange mouths, and fuel cassette hold-doun nut 16 is fixed in fuel cassette double-screw bolt 14 bottom center of fuel cassette 11 uprightly.External diameter is slightly less than fuel cassette 11, there is through hole at the center, has the dish-shaped ventilating board 18 of air vent 22 to be enclosed within on the fuel cassette double-screw bolt 14 all around.An end that has the lifting silk braid 13 of inner bolt hole has the dop of shape corresponding to deck 12, and the dop of lifting silk braid 13 is snapped in the deck 12, fuel cassette bolt 14 is screwed in the screw of lifting silk braids 13 again, and 9 of box bodys have been on the fuel cassette 11.Continue to screw in fuel cassette double-screw bolt 14, the periphery of fuel cassette 11 can be pressed in the bottom surface of box body 9, because the sealing function of fuel cassette sealing ring 10 places the fuel within the fuel cassette 11 can not leak.

The utility model can use like this: after the box body 9 splendid attire foods, lid 6 is covered, with 17 fastenings of button card, loosen nut 2, turning handle 1 does not all communicate through hole 15,19 with lid through hole 20, screw nut 2 again, then lid through hole 20 is sealed by handle 1, and the food in the box body 9 is in sealing state, reaches fresh-keeping purpose.Also can when through hole 15 communicates with lid through hole 20, otherwise, seal lid through hole 20 again, seal fresh-keeping food after the sterilization of the warming foods in the box body 9.When edible, unscrew nut 2, turning handle 1, make through hole 15 or through hole 19 aim at lid through hole 20, unscrew fuel cassette screw rod 14, lifting silk braid 13 is risen, jack-up box body 9, then the bottom surface of box body 9 and fuel cassette 11 peripheries form a fixed gap, and fire fuel can heat the food in the box body 9.Also lifting silk braid 13 can be taken off from deck 12, then fuel cassette 11 separates with box body 9, box body 9 can be placed on other heaters such as stove to heat.Add and pine for, when food boils, the steam that produces in the box body 9 is then discharged through lid through hole 20, packing ring energy hole 21, through hole 15, if through hole 19 is connected with lid through hole 20, then the whistle is chewed 4 and is piped the prompting eater, food boils, chew 4 when stopping to pipe when the whistle, promptly point out in the box body 9 moisture content to boil dry, must stop heating at once.

The position of lid through hole of the present utility model and keying form also can adopt one of following six kinds of modes.

As shown in Figure 2, only establish lid through hole 30 on the lid 6, handle 22 is fixed on the lid 6 by screw 28, the indent cavity 23 of opening at the handle, at its lower end face arranged in the handle 22, accompany the seal washer 27 of belt washer through hole 29 between handle 22 and the lid 6, the position of packing ring through hole 29 is corresponding with lid through hole 39, and there is screw at handle 22 centers, and double-screw bolt 24 can be transferred up and down in the handle screw, the lower end external diameter of double-screw bolt 24 is greater than packing ring through hole 29, the side of handle 22 is porose 25, is communicated with cavity 23, is equipped with the whistle in the hole 25 and chews 26, screw off double-screw bolt 24, its lower surface compression seal packing ring 27, packing ring through hole 29 is closed, and lid through hole 30 also is closed, when double-screw bolt 24 by spin-up, do not contact with seal washer, lid through hole 30 is opened, and the steam that heat food produces is through lid through hole 30, packing ring through hole 29, cavity 23, hole 25 makes the whistle chew 26 and pipes.

As Fig. 3, be inlaid with sealing ring with holes 31 on the through hole at the edge of close lid 6, crown cap 32 covers on the hole of sealing ring 31, the button card 17 that is connected on the box body 9 compresses crown cap 32, and then the hole of sealing ring 31 is sealed, and lunch box is in sealing state, unclamp button card 17, can take away crown cap 32.

As Fig. 4, lid through hole 33 is near the edge of lid 6, and seal washer 34 is embedded among the metal cap 35, and the one side that metal cap 35 is embedded with seal washer 34 covers lid through hole 33, to detain card 17 fastenings, its dop is pressed on the metal cap 35, and at this moment, button card 17 had both compressed sealing ring 34, also fastening lid 6, unclamp button card 17, take away metal cap 35, lid through hole 33 is opened.Because of lid through hole 33 has only one, also have only a button to block above-mentioned effect.

As Fig. 5, handle 37 usefulness screws 36 are fixed on the lid 6, accompany sheet rubber 39 between handle 37 and the lid 6, one downward cylindrical boss 40 is arranged on the sheet rubber 39, and the position of boss 40 is corresponding with the lid through hole, and boss 40 centers are porose, be installed with screw rod 41 in the hole, screw rod 41 other ends are rotary with nut 38, and boss 40 is pressed in the lid through hole, screw nut 38, then boss 40 is crushed, external diameter rises greatly, plays sealing lid through hole, loosen nut 38, boss 40 recovery of shape, pull-up sheet rubber 39,40 of boss are pulled out from the lid through hole, and the lid through hole is in opening.

As Fig. 6, be embedded with sealing ring 42 in the through hole of lid 6, sealing ring 42 centers are porose, periphery cover is on lid 6, be installed with double-screw bolt 45 in the hole of sealing ring 42, the lower end of double-screw bolt 45 is connected with spill sealing cap 46, sealing cap 46 can entangle the lower end of sealing ring 42, and the upper end of double-screw bolt 45 is with packing ring 43, is rotary with nut 44, screw nut 44, the lower surface of packing ring 43 compresses the upper surface of sealing ring 42, and sealing cap 46 compresses the lower surface of sealing ring 42, and the lid through hole is sealed, loosen nut 44 can be opened the lid through hole.

As Fig. 7, lid through hole 47 is arranged on the lid 6.Last spill valve gap 49 covers lid through hole 47, its edge is connected with lid 6, form cavity 52 between valve gap 49 and the lid 6, there is bar hole 53 upper surface of valve gap 49, the Lower Half of cylindrical valve 48 is stuck in the cavity 52, can be along lid 6 surperficial parallel sliding in cavity 52, the first half of cylindrical valve 48 stretches out outside the cavity 52 by bar hole 53, upright through hole 54 is arranged in the cylindrical valve 48, be equipped with the whistle in the through hole 54 and chew 51, the cylindrical valve upper end is with handle 50, and driving handle 50 slides cylindrical valve 48 in cavity 52, and make through hole 54 aim at lid through hole 47, then lid through hole 47 is in opening, as makes the lower surface of cylindrical valve 48 cover lid through hole 47, and then lid through hole 47 is in closed condition.

Heater can also be a structure as shown in Figure 8.

The outer bottom recess of box body 9 is connected with deck 12.Fuel cassette 60 is a concave-shaped receptacle less than box body 9, and its madial wall is connected with the support claw 59 that several can be movable, and support claw 59 can be rolled over and be placed in the fuel cassette 60, its lateral wall be connected with bayonet socket 61 several.The top middle part of fuel lid 56 is connected with dop 55, dop 55 can be stuck in the deck 12, the position that contacts with fuel cassette 60 circle mouths in the fuel lid 56 is lined with a circle packing ring 57, and fuel lid 56 outward flanges are connected with button card 58, and the number of button card 58 is corresponding with bayonet socket 61 with the position.When support claw 59 foldings are placed in the fuel cassette 60, fuel lid 56 is covered fuel cassette 60, button card 58 is buckled on the bayonet socket 61, because the sealing function of packing ring 57, fuel cassette 60 is sealed, the unlikely leakage of fuel in it is stuck in dop 55 in the deck 12, and then heater and box body 9 have been linked as one.During use, dop 55 is taken off from deck 12, unclamp button card 58, take off fuel lid 56, pull-up support claw 59 rests box body 9 on the support claw, and fuel cassette 60 has a fixed gap with box body 9 bottoms, and fire fuel gets final product heat food.

Claims

1, a kind of multifunctional lunch box, lid (6), bottom surface by lid (6), through hole slightly are connected with box body (9) formation that button blocks (17) to fovea superior and lateral surface, it is characterized in that: through hole and through hole headstock gear are arranged on the lid (6), contact part in the lid (6) with box body (9) periphery and stud with sealing ring (8), buckle card (17) and lid (6) tightly can be covered on box body (9), be connected with heater outside bottom the box body (9).

2, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, lid (6) is gone up and is fixed with the upright screw rod (3) that makes progress with hold-down nut (7), through hole (20) is arranged on the lid (6), the seal washer (5) that has gas ket through hole (21) is enclosed within on the screw rod (3), the position of gas ket through hole (21) is corresponding with lid through hole (20), the center has the handle (1) of through hole to be enclosed within on the screw rod (3), seal washer (5) then is clipped between the lower surface and lid (6) of handle (1), handle (1) is gone up also has through hole (15) and through hole (19), in the through hole (19) whistle is housed and chews (4), turning handle (1), can make through hole (15) or through hole (19) aim at lid through hole (20) respectively, the top of screw rod (3) is rotary with nut (2).

3, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, lid through hole (30) is arranged on the lid (6), handle (22) is fixed on the lid (6) by screw (28), the indent cavity (23) of opening at the handle, at its lower end face arranged in the handle (22), accompany the seal washer (27) of belt washer through hole (29) between handle (22) and the lid (6), the position of gas ket through hole (29) is corresponding with lid through hole (30), there is screw at handle (22) center, double-screw bolt (24) can be transferred up and down in the handle screw, the lower end external diameter of double-screw bolt (24) is greater than packing ring through hole (29), the side of handle (22) porose (25), be communicated with cavity (23), be equipped with the whistle in hole (25) and chew (26).

4, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, be inlaid with sealing ring with holes (31) on the lid through hole at the edge of close lid (6), crown cap (32) covers on the hole of sealing ring (31), and the button card (17) that is connected on the box body (9) can compress crown cap (32).

5, the lunch box of stating as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, lid through hole (33) is near the edge of lid (6), seal washer (34) is embedded among the metal cap (35), the one side that metal cap (35) is embedded with seal washer (34) covers lid through hole (33), and button card (17) can compress metal cap (35).

6, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, handle (37) is fixed on the lid (6) with screw (36), accompany sheet rubber (39) between handle (37) and the lid (6), a downward cylindrical boss (40) is arranged on the sheet rubber (39), the position of boss (40) is corresponding with the lid through hole, boss (40) center is porose, be installed with screw rod (41) in the hole, screw rod (41) other end is rotary with nut (38), and boss (40) can be pressed in the lid through hole.

7, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, be embedded with sealing ring (42) in the through hole of lid (6), sealing ring (42) center is porose, periphery cover is on lid (6), be installed with double-screw bolt (45) in the hole of sealing ring (42), one end of double-screw bolt (45) is connected with spill sealing cap (46), sealing cap (46) can entangle the lower end of sealing ring (42), the upper end of double-screw bolt (45) is with packing ring (43) and is rotary with nut (44), screw nut (44), the lower surface of packing ring (43) compresses the upper surface of sealing ring (42), and sealing cap (46) compresses the lower surface of sealing ring (42).

8, lunch box as claimed in claim 1, it is characterized in that: lid through hole and headstock gear are as follows, lid through hole (47) is arranged on the lid (6), last spill valve gap (49) covers lid through hole (47), its edge is connected with lid (6), form cavity (52) between valve gap (49) and the lid (6), there is bar hole (53) upper surface of valve gap (49), the Lower Half of cylindrical valve (48) is stuck in the cavity (52), can be along the surperficial parallel sliding of lid (6) in cavity (52), the first half of cylindrical valve (48) stretches out outside the cavity (52) by bar hole (53), upright through hole (54) is arranged in the cylindrical valve (48), be equipped with the whistle in the through hole (54) and chew (51), cylindrical valve (48) upper end is with handle (50), driving handle (50), cylindrical valve (48) is slided, can make through hole (54) aim at lid through hole (47), also can make the lower surface of cylindrical valve (48) cover lid through hole (47)

9, lunch box as claimed in claim 1, it is characterized in that: the heater structure is as follows, the recess of the outer bottom of box body (9) is connected with deck (12), fuel cassette (11) is a concave-shaped receptacle less than box body (9), and be inlaid with fuel cassette sealing ring (10) on all flange mouths, the bottom center that fuel cassette hold-doun nut (16) is fixed in fuel cassette (11) with fuel cassette double-screw bolt (14) uprightly, external diameter is slightly less than fuel cassette (11), there is through hole at the center, there is the dish-shaped ventilating board (18) of air vent (22) to be enclosed within on the fuel cassette double-screw bolt (14) all around, an end that has the lifting silk braid (13) of inner bolt hole has the dop of shape corresponding to deck (12), and fuel cassette double-screw bolt (14) can screw in the screw of lifting silk braid (13).

10, lunch box as claimed in claim 1, it is characterized in that: the structure of heater is as follows, the outer bottom recess of box body (9) is connected with deck (12), fuel cassette (60) is a concave-shaped receptacle less than box body (9), its madial wall is connected with the support claw (59) that several can be movable, support claw (59) can be rolled over and be placed in the fuel cassette (60), the fuel cassette lateral wall be connected with bayonet socket (61) several, the top middle part of fuel lid (56) is connected with dop (55), dop (55) can be stuck in the deck (12), the position that contacts with fuel cassette (60) circle mouth in the fuel lid (56) is lined with a circle packing ring (57), fuel lid (56) outward flange is connected with button card (58), and the number of button card (58) is corresponding with bayonet socket (61) with the position.