CN209883298U

CN209883298U - Thermal insulation fresh-keeping lunch box

Info

Publication number: CN209883298U
Application number: CN201821411937.8U
Authority: CN
Inventors: 张韵
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-30
Filing date: 2018-08-30
Publication date: 2020-01-03
Anticipated expiration: 2028-08-30

Abstract

The utility model relates to the field of household items, a heat preservation lunch-box that keeps fresh is disclosed, it includes heat preservation box and lid, is equipped with cutlery box, lower cutlery box and spacing casing in the heat preservation box, and the middle part of spacing casing is equipped with the baffle, and cavity and lower cavity are separated into with spacing casing to the baffle, goes up the cutlery box and places in last cavity, and lower cutlery box is spacing in the cavity down, and the lid closes on heat preservation box, and the kayser mechanism is all installed along the below left and right sides to the lid. The utility model discloses simple structure is compact, and spacing casing not only can carry on spacingly and sealed to the cutlery box in the heat preservation box, can also carry out all-round even heat preservation or fresh-keeping to the food in the cutlery box, and the lid that has sealed pad and kayser mechanism can improve the stability of lunch-box to improve the heat preservation and the fresh-keeping ability of lunch-box, the utility model discloses still be suitable for fruit fresh-keeping, and low cost, the environmental protection, small easily carries, is fit for using widely.

Description

Thermal insulation fresh-keeping lunch box

Technical Field

The utility model relates to the field of articles for daily use, especially, relate to heat preservation lunch-box that keeps fresh.

Background

Many office workers or students are far away from home in units or schools, and cannot go home at noon, and due to various reasons such as inconvenience in buying meals or improper eating of meals in canteens, many people ask themselves to take meals every day, but in hot summer, the taken meals are easily deteriorated when being put in a common lunch box and are lost to cause waste, if the foods are slightly deteriorated which are not easy to be found, digestive tract diseases are easily caused after people eat the meals, the health of people is influenced, and in cold winter, the common lunch box has no heat preservation effect. The common lunch box can only preserve heat or keep fresh, is only suitable for being used in winter or summer, has poor sealing property and poor preservation or heat preservation effect, and some lunch boxes have good preservation and heat preservation effects but are very expensive, so that the low-cost heat preservation lunch box is designed and produced, and not only can play a role in refrigerating effect in hot summer, but also can play a role in preserving heat in winter.

SUMMERY OF THE UTILITY MODEL

The utility model discloses lunch-box keeps warm or fresh-keeping function singleness among the prior art, and is expensive, and is bulky, and the leakproofness is not good, and is difficult to carry, keeps warm or shortcoming such as fresh-keeping effect difference provides a simple and easy heat preservation lunch-box that keeps warm, and its simple structure is compact, and the leakproofness is good, can evenly keep fresh and keep warm to food, low cost, and the environmental protection is easily carried, is fit for using widely.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

the heat-preservation and fresh-keeping lunch box comprises a heat-preservation box and a box cover, wherein an upper lunch box, a lower lunch box and a limiting shell are arranged in the heat-preservation box, a partition plate is arranged in the middle of the limiting shell and divides the limiting shell into an upper cavity and a lower cavity, a first limiting column and a second limiting column are respectively arranged at the bottom of the upper cavity and the top of the lower cavity, the upper lunch box is placed in the upper cavity, a first counter bore matched with the first limiting column is formed in the bottom surface of the upper lunch box, the first limiting column is inserted into the first counter bore, the lower lunch box is limited in the lower cavity, a second counter bore matched with the second limiting column is formed in the upper end of the lower lunch box, and the second; the box cover is covered on the heat preservation box, the box cover comprises an annular cover edge arranged along the edge, the cover edge is sleeved on the outer side surface of the heat preservation box, the left side and the right side below the cover edge are respectively provided with a locking mechanism, the locking mechanism comprises a fixed rod, a spring, a movable plate and two insert rods, the cover edge is internally provided with a cavity, two ends of the fixed rod are respectively and fixedly connected with the left side wall and the right side wall of the cavity, the spring is sleeved on the fixed rod, one end of the spring is abutted against the left side wall of the cavity, the other end of the spring is fixedly connected with the movable plate, the middle part of the movable plate is provided with a through hole, the movable plate is sleeved on the fixed rod through the through hole in a sliding manner, the movable plate is fixedly connected with the two insert rods, the cover edge and the inner side wall are both provided with sockets communicated with the cavity, the outer, the two inserted bars are fixedly connected through a connecting rod, and the connecting rod is positioned on the outer side of the cover edge. The baffle falls into two parts from top to bottom with the heat preservation box, meal can be placed on upper portion, the hot water can be placed to the lower part, go up the cutlery box and separate with lunch-box down, can not make meal and hot water scurry the flavor mutually, also be convenient for wash the cutlery box, last cavity on the baffle can carry on spacingly to last cutlery box and lunch-box down respectively with lower spacing post with lower cavity and first spacing post and the spacing post of second, spacing groove also can carry on spacingly to lunch-box down, prevent meal or hot water spill, latch mechanism makes lid and heat preservation box zonulae occludens, prevent that meal or hot water from spilling.

Preferably, the opening has been seted up to the upper end of spacing casing, and spacing casing body is inside to have seted up and to fill the chamber, opening and filling chamber intercommunication are equipped with the sealed lid that is used for sealed chamber of filling on the opening. The filling cavity is filled with a filling layer, so that food in the heat preservation box is uniformly preserved in heat and kept fresh, and the lunch box realizes the heat preservation or fresh keeping function.

Preferably, the bottom of the inner side wall of the heat preservation box is provided with an annular step platform for placing a limiting shell, the lower end of the limiting shell is in contact with the upper end face of the step platform, the upper end of the limiting shell is flush with the upper end of the heat preservation box, the outer side wall of the limiting shell is in contact with the inner side wall of the heat preservation box, a limiting groove is formed by the inner side wall of the step platform and the bottom of the heat preservation box in a surrounding mode, the lower lunch box is placed in the limiting groove and the lower cavity, the outer edge of the upper end of the upper lunch box is provided with a blocking edge, the upper lunch box is. Whole structural design is compact reasonable, and wherein spacing groove and lower cavity form double-deck spacing to cutlery box down, and the fender of going up the cutlery box is followed and is convenient for taking out of last cutlery box.

Preferably, a sealing gasket is fixedly arranged on the inner wall of the box cover. The sealing gasket can seal the upper lunch box, so that the food in the upper lunch box can not be poured out due to external shaking.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the utility model discloses simple structure is compact, and spacing casing not only can carry on spacingly and sealed to the cutlery box in the heat preservation box, can also carry out all-round even heat preservation or fresh-keeping to the food in the cutlery box, and the lid that has sealed pad and kayser mechanism can improve the stability of lunch-box to improve the heat preservation and the fresh-keeping ability of lunch-box, the utility model discloses still be suitable for fruit fresh-keeping, and low cost, the environmental protection, small easily carries, is fit for using widely.

Drawings

FIG. 1 is a sectional view of a heat-preserving fresh-keeping lunch box.

FIG. 2 is a schematic view of the latch mechanism connection.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-heat preservation box, 11-third counter bore, 12-step platform, 13-spacing groove, 2-box cover, 21-cover edge, 211-cavity, 212-spigot, 22-locking mechanism, 221-fixed rod, 222-spring, 223-movable plate, 224-connecting rod, 225-inserted rod, 3-upper lunch box, 31-first counter bore, 32-baffle edge, 4-lower lunch box, 41-second counter bore, 5-spacing shell, 51-baffle, 52-upper cavity, 521-first spacing column, 53-lower cavity, 531-second spacing column, 54-opening, 55-filling cavity, 56-sealing cover.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A heat-preservation and fresh-keeping lunch box comprises a heat-preservation box 1 and a box cover 2, wherein an upper lunch box 3, a lower lunch box 4 and a limiting shell 5 are arranged in the heat-preservation box 1, a partition plate 51 is arranged in the middle of the limiting shell 5, the limiting shell 5 is divided into an upper cavity 52 and a lower cavity 53 by the partition plate 51, a first limiting column 521 and a second limiting column 531 are respectively arranged at the bottom of the upper cavity 52 and the top of the lower cavity 53, the upper lunch box 3 is placed in the upper cavity 52, a first counter bore 31 matched with the first limiting column 521 is formed in the bottom surface of the upper lunch box 3, the first limiting column 521 is inserted into the first counter bore 31, the lower lunch box 4 is limited in the lower cavity 53, a second counter bore 41 matched with the second limiting column 531 is formed in the upper end of the lower lunch box 4, and the second limiting; the box cover 2 is covered on the heat preservation box 1, the box cover 2 comprises an annular cover edge 21 arranged along the edge, the cover edge 21 is annularly sleeved on the outer side surface of the heat preservation box 1, the left side and the right side below the cover edge 21 are both provided with a locking mechanism 22, the locking mechanism 22 comprises a fixed rod 221, a spring 222, a movable plate 223 and two insert rods 225, a cavity 211 is arranged inside the cover edge 21, two ends of the fixed rod 221 are respectively and fixedly connected with the left side wall and the right side wall of the cavity 211, the spring 222 is sleeved on the fixed rod 221, one end of the spring 222 is abutted on the left side wall of the cavity 211, the other end of the spring 222 is fixedly connected with the movable plate 223, the middle part of the movable plate 223 is provided with a through hole, the movable plate 223 is slidably sleeved on the fixed rod 221 through the through hole, the 223 is fixedly connected with the two insert rods 225, the outer side wall, one end of the inserted bar 225 penetrates through the insertion hole 212, the cavity 211 and the insertion hole 212 in sequence and then is inserted into the third counter bore 11, the other end of the inserted bar 225 is connected with a connecting rod 224, the two inserted bars 225 are fixedly connected through the connecting rod 224, the connecting rod 224 is located on the outer side of the cover edge 21, the cover edge 21 is provided with a mounting opening used for mounting the clamping and locking mechanism 22, and a mounting cover is arranged on the mounting opening. Two parts about baffle 51 will keep warm box 1 and fall into, meal can be placed on upper portion, the hot water can be placed to the lower part, go up cutlery box 3 and lunch box 4 part down, can not make meal and hot water scurry the flavor mutually, also be convenient for wash the cutlery box, spacing post 521 of first and the spacing post 531 of second on the baffle 51 can be respectively to last cutlery box 3 with down cutlery box 4 carry on spacingly, spacing groove 13 also can carry on spacingly to lunch box 4 down, prevent that meal or hot water from spilling, latch mechanism 22 makes

lid

2 and 1 zonulae occludens of heat preservation box, prevent that meal or hot water from spilling. An opening 54 is formed in the upper end of the limiting shell 5, a filling cavity 55 is formed in the limiting shell 5, the opening 54 is communicated with the filling cavity 55, and a sealing cover 56 used for sealing the filling cavity 55 is arranged on the opening 54. When the heat preservation box is used in winter, hot water is filled in the filling cavity 55, and when the heat preservation box is used in summer, cold water is filled in the filling cavity 55, so that food in the heat preservation box 1 can be uniformly preserved and kept fresh. The bottom of the inner side wall of the heat preservation box 1 is provided with an annular step table 12 for placing a limiting shell 5, the lower end of the limiting shell 5 is in contact with the upper end of the step table 12, the upper end of the limiting shell 5 is flush with the upper end of the heat preservation box 1, the outer side wall of the limiting shell 5 is in contact with the inner side wall of the heat preservation box 1, the inner side wall of the step table 12 and the bottom of the heat preservation box 1 are enclosed into a limiting groove 13, a lower lunch box 4 is placed in the limiting groove 13 and the lower cavity 53, the outer edge of the upper end of the upper lunch box 3 is provided with a blocking edge 32, the upper lunch box 3 is placed in the upper cavity 52, the bottom of the upper lunch box. Whole structural design is compact reasonable, and wherein spacing groove 13 and lower cavity 53 form double-deck spacing to cutlery box 4 down, and the fender edge 32 of going up cutlery box 3 is convenient for go up taking out of cutlery box 3. Sealing gaskets are fixedly arranged on the inner wall of the box cover 2 and the top of the lower cavity 53, and the sealing gaskets are rubber gaskets. The sealing gasket can seal the upper lunch box 3 and the lower lunch box 4, so that the food in the upper lunch box can not be poured out due to external shaking. Obviously, the inside heat preservation that is provided with of heat preservation box 1 body, be equipped with the handle on the 1 outer wall of heat preservation box, upward be equipped with in the cutlery box 3 and be used for 3 vertical baffles separated with the meal, the baffle will go into cutlery box 3 and fall into 3 regions, can be used to place different meals, can prevent scurrying the flavor between the meal.

When the lunch box is used in summer, the sealing cover 56 of the limiting shell 5 is opened, cold water is injected, the sealing cover 56 is covered, the lunch box is put into a refrigerator for freezing, the lunch box is taken out after freezing, soup is contained in the lower lunch box 4, the lower lunch box 4 is put into the limiting groove 13, the limiting shell 5 is placed on the limiting step table 12, the second limiting column 531 is inserted into the second counter bore 41 and limits the lower lunch box 4, dishes are put into the upper lunch box 3 and are placed in the upper cavity 52, the first limiting column 521 is inserted into the first counter bore 31 and limits the upper lunch box 3, the connecting rod 224 positioned outside the cover edge 21 is pulled up to pull the inserting rod 225 into the cavity 211, the moving plate 223 compresses the spring 222, the cover 2 is covered by hands, the inserting rod 225 is inserted into the third counter bore 11 under the pushing of the spring 222, the handle is lifted, the heat-preservation lunch box can be carried, when the heat-preservation lunch box needs to be opened, the connecting rod 224 is pulled up to pull the inserting rod 225 into the cavity 211, at the same time, the moving plate 223 compresses the spring 222, the insert rod 225 is far away from the third counter bore 11, and the box cover 2 can be taken out. If the water heater is used in winter, cold water injected into the limiting shell 5 is changed into hot water, and the other using methods are the same as the above.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. Heat preservation lunch-box, including heat preservation box (1) and lid (2), its characterized in that: an upper lunch box (3), a lower lunch box (4) and a limiting shell (5) are arranged in the heat preservation box (1), a partition plate (51) is arranged in the middle of the limiting shell (5), the limiting shell (5) is divided into an upper cavity (52) and a lower cavity (53) by the partition plate (51), a first limiting column (521) and a second limiting column (531) are respectively arranged at the bottom of the upper cavity (52) and the top of the lower cavity (53), the upper lunch box (3) is placed in the upper cavity (52), a first counter bore (31) matched with the first limiting column (521) is formed in the bottom surface of the upper lunch box (3), the first limiting column (521) is inserted into the first counter bore (31), the lower lunch box (4) is limited in the lower cavity (53), a second counter bore (41) matched with the second limiting column (531) is formed in the upper end of the lower lunch box (4), and the second limiting column (531) is inserted into the second counter bore (41); the box cover (2) is covered on the heat preservation box (1), the box cover (2) comprises an annular cover edge (21) arranged along the edge, the cover edge (21) is sleeved on the outer side surface of the heat preservation box (1) in a ring mode, the left side and the right side below the cover edge (21) are respectively provided with a clamping mechanism (22), each clamping mechanism (22) comprises a fixed rod (221), a spring (222), a movable plate (223), a connecting rod (224) and two inserting rods (225), a cavity (211) is formed in the cover edge (21), two ends of each fixed rod (221) are respectively fixedly connected with the left side wall and the right side wall of the cavity (211), the springs (222) are sleeved on the fixed rods (221), one end of each spring (222) abuts against the left side wall of the cavity (211), the other end of each spring (222) is fixedly connected with the corresponding movable plate (223), the middle of each movable plate (223) is provided with a through hole, the movable plates, moving plate (223) and two inserted bar (225) fixed connection, all set up socket (212) with cavity (211) intercommunication on lid edge (21) lateral wall and the inside wall, be equipped with third counter bore (11) on heat preservation box (1) lateral wall, socket (212) are passed in proper order to the one end of inserted bar (225), cavity (211), socket (212) back grafting third counter bore (11) in, the other end of inserted bar (225) is connected with connecting rod (224), connecting rod (224) fixed connection is passed through in two inserted bar (225), connecting rod (224) are located the lid along (21) the outside.

2. A heat-insulating fresh-keeping lunch box according to claim 1, characterized in that: an opening (54) is formed in the upper end of the limiting shell (5), a filling cavity (55) is formed in the limiting shell (5) body, the opening (54) is communicated with the filling cavity (55), and a sealing cover (56) used for sealing the filling cavity (55) is arranged on the opening (54).

3. A heat-insulating fresh-keeping lunch box according to claim 1, characterized in that: the bottom of the inner side wall of the heat preservation box (1) is provided with an annular step platform (12) for placing the limiting shell (5), the lower end of the limiting shell (5) is in contact with the upper end of the step platform (12) in a face-to-face manner, the upper end of the limiting shell (5) is flush with the upper end of the heat preservation box (1), the outer side wall of the limiting shell (5) is in contact with the inner side wall of the heat preservation box (1), the inner side wall of the step platform (12) and the bottom of the heat preservation box (1) enclose a limiting groove (13), the limiting groove (13) and a lower cavity (53) are arranged in the lower lunch box (4), the outer edge of the upper end of the upper lunch box (3) is provided with a blocking edge (32), the upper lunch box (3) is placed in the upper cavity (52), the bottom of the upper lunch box (3) is in contact.

4. A heat-insulating fresh-keeping lunch box according to any one of claims 1, 2 or 3, characterized in that: a sealing gasket is fixedly arranged on the inner wall of the box cover (2).