CN216165749U - Multipurpose waste heat insulation lunch box - Google Patents
Multipurpose waste heat insulation lunch box Download PDFInfo
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- CN216165749U CN216165749U CN202122419106.3U CN202122419106U CN216165749U CN 216165749 U CN216165749 U CN 216165749U CN 202122419106 U CN202122419106 U CN 202122419106U CN 216165749 U CN216165749 U CN 216165749U
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- lunch box
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- preservation
- groove
- heat insulation
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Abstract
The utility model discloses a multipurpose waste heat insulation lunch box, wherein a heat insulation layer is arranged on the outer side of the heat insulation lunch box, a cavity is formed in the heat insulation lunch box, four lunch box liners are arranged in the cavity, liner heat insulation layers are fixedly connected to the outer sides of the four lunch box liners, a heat insulation sealing cover is connected to the top of the lunch box liner through threads, a telescopic mechanism is arranged in the heat insulation lunch box, a buffer mechanism is arranged at the bottom of the heat insulation lunch box, a second groove is formed in the inner side wall of the cavity, which is positioned below the first groove, the bottom of the second groove is connected with a bottom plate through a sliding rail, a first stretching spring is fixedly connected to the bottom plate and the top of the second groove, the liner heat insulation layer and the heat insulation sealing cover are arranged on the outer side of the lunch box liner, so that the lunch box can be taken out for independent use, and the heat insulation effect can be achieved as well; the lunch box liner is upwards pushed out through the first extension spring and is limited through the limiting column, so that the lunch box can be taken out more conveniently and quickly.
Description
Technical Field
The utility model relates to the technical field of waste heat insulation lunch boxes, in particular to a multipurpose waste heat insulation lunch box.
Background
The heat-insulating lunch box is characterized by that a heat-insulating shell is added on the exterior of general lunch box, and its interior and exterior layers are filled with foamed plastics, and its interior layer is plated with metal film. The loss of heat is reduced from the three aspects of conduction, radiation and convection, the heat preservation time is long, and the food can be heated again when people want to eat; the appearance is fashionable, and the carrying is light; compared with the heat-preservation lunch box on the market, the price is relatively substantial, the product is green and environment-friendly, and the energy is saved and the appearance is beautiful.
The waste heat insulation lunch box is generally designed into three layers or four layers, and when the lunch box is used, the inner container at the bottom is inconvenient to take out, so that the multipurpose waste heat insulation lunch box is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multipurpose waste heat insulation lunch box to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a multipurpose waste heat insulation lunch box comprises an insulation lunch box, wherein an insulation layer is arranged on the outer side of the insulation lunch box, a cavity is formed in the insulation lunch box, four lunch box inner containers are arranged in the cavity, the outer sides of the four lunch box inner containers are fixedly connected with inner container insulation layers, the top of the lunch box inner container is connected with an insulation sealing cover through threads, an expansion mechanism is arranged in the insulation lunch box, and a buffer mechanism is arranged at the bottom of the insulation lunch box;
the telescopic mechanism comprises two first grooves, a fixed shaft and a limit column, the two first grooves are respectively arranged on the inner side wall of the cavity, the fixed shaft is fixedly connected inside the first groove, the limiting column is movably sleeved outside the fixed shaft, the outer side of the fixed shaft is movably sleeved with torsion springs at both sides of the limiting column, one end of the limiting column far away from the torsion springs is movably connected with a roller through a shaft, a first stop block is fixedly connected above one end of the torsion spring on the inner side of the first groove, a second stop block is fixedly connected below the other end of the torsion spring on the inner side of the first groove, the inner side wall of the cavity is located below the first groove, a second groove is formed in the inner side wall of the cavity, the bottom of the second groove is connected with a bottom plate through a sliding rail, and the bottom plate is fixedly connected with a first extension spring with the top of the second groove.
Preferably: buffer gear includes third recess, slide and second extension spring, the top at the bottom plate is seted up to the third recess, the slide passes through slide rail sliding connection in the inside of third recess, the bottom of third recess and the bottom fixedly connected with second extension spring of slide.
Preferably: a fourth groove is formed in the top of the heat-preservation sealing cover, and a knob is fixedly connected to the inside of the fourth groove.
Preferably: the top of the heat-preservation lunch box is connected with a heat-preservation lunch box cover through threads, and the outer side of the heat-preservation lunch box cover is movably connected with a lifting handle through a shaft.
Preferably: the top of the heat-preservation lunch box cover is provided with a fifth groove, and a lunch box knob is fixedly connected inside the fifth groove.
Preferably: the inner side of the lifting handle is fixedly connected with a protective pad.
Compared with the prior art, the utility model has the beneficial effects that: according to the lunch box, the inner container heat-insulating layer and the heat-insulating sealing cover are arranged on the outer side of the inner container of the lunch box, so that the lunch box can be taken out and used independently, and the heat-insulating effect is achieved; the lunch box liner is upwards pushed out through the first extension spring and is limited through the limiting column, so that the lunch box can be taken out more conveniently and quickly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the inner container of the lunch box of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
fig. 4 is an enlarged structural diagram of the area a in fig. 3 according to the present invention.
In the figure: 1. a heat-preservation lunch box; 2. a cavity; 3. a telescoping mechanism; 31. a first groove; 32. a fixed shaft; 33. a limiting column; 34. a roller; 35. a torsion spring; 36. a first stopper; 37. a second stopper; 38. a second groove; 39. a first extension spring; 310. a base plate; 4. a buffer mechanism; 41. a third groove; 42. a slide plate; 43. a second extension spring; 5. an inner container of the lunch box; 6. a heat-preserving sealing cover; 7. a fourth groove; 8. A knob; 9. a heat-insulating layer; 10. a heat preservation lunch box cover; 11. a lunch box knob; 12. lifting the handle; 13. an inner container heat-insulating layer; 14. a fifth groove; 15. a protective pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: a multipurpose waste heat insulation lunch box comprises an insulation lunch box 1, wherein an insulation layer 9 is arranged on the outer side of the insulation lunch box 1, a cavity 2 is formed in the insulation lunch box 1, four lunch box liners 5 are arranged in the cavity 2, liner insulation layers 13 are fixedly connected to the outer sides of the four lunch box liners 5, the top of the lunch box liner 5 is connected with an insulation sealing cover 6 through threads, an expansion mechanism 3 is arranged in the insulation lunch box 1, and a buffer mechanism 4 is arranged at the bottom of the insulation lunch box 1;
the telescopic mechanism 3 comprises two first grooves 31, a fixed shaft 32 and a limit column 33, the two first grooves 31 are respectively arranged on the inner side wall of the cavity 2, the fixed shaft 32 is fixedly connected inside the first grooves 31, the limit column 33 is movably sleeved outside the fixed shaft 32, torsion springs 35 are movably sleeved on two sides of the limit column 33 on the outer side of the fixed shaft 32, one ends of the limit column 33 far away from the torsion springs 35 are movably connected with idler wheels 34 through shafts, a first stop block 36 is fixedly connected above one ends of the torsion springs 35 on the inner side of the first grooves 31, a second stop block 37 is fixedly connected below the other ends of the torsion springs 35 on the inner side of the first grooves 31, a second groove 38 is arranged below the first grooves 31 on the inner side wall of the cavity 2, and the bottom of the second groove 38 is connected with a bottom plate 310 through a sliding rail, bottom plate 310 and the first extension spring 39 of top fixedly connected with of second recess 38 are provided with inner bag heat preservation 13 and the sealed lid 6 that keeps warm through the outside of lunch-box inner bag 5, can take out and use alone, equally reach heat retaining effect, push out lunch-box inner bag 5 upwards through first extension spring 39, carry on spacingly through spacing post 33 for it is convenient and fast more to take out the lunch-box.
In this embodiment, specifically: buffer gear 4 includes third recess 41, slide 42 and second extension spring 43, third recess 41 sets up the top at bottom plate 310, slide 42 passes through slide rail sliding connection in the inside of third recess 41, the bottom of third recess 41 and the bottom fixedly connected with second extension spring 43 of slide 42 drive slide 42 and reset.
In this embodiment, specifically: a fourth groove 7 is formed in the top of the heat-preservation sealing cover 6, a knob 8 is fixedly connected to the inside of the fourth groove 7, and the heat-preservation sealing cover 6 is opened by screwing the knob 8.
In this embodiment, specifically: the top of the heat-preservation lunch box 1 is connected with a heat-preservation lunch box cover 10 through threads, the outer side of the heat-preservation lunch box cover 10 is movably connected with a lifting handle 12 through a shaft, and the heat-preservation lunch box cover 10 is lifted through the lifting handle 12, so that the lunch box is more convenient to carry.
In this embodiment, specifically: the top of the heat-preservation lunch box cover 10 is provided with a fifth groove 14, a lunch box knob 11 is fixedly connected inside the fifth groove 14, and the heat-preservation lunch box cover 10 is opened by screwing the lunch box knob 11.
In this embodiment, specifically: the protective pad 15 is fixedly connected to the inner side of the lifting handle 12, and in the lifting process, the palm is protected through the protective pad 15, and meanwhile, the anti-skidding effect is achieved.
Working principle or structural principle, when in use, the heat-insulating lunch box cover 10 is opened by rotating the lunch box knob 11, the uppermost lunch box liner 5 is taken out manually, the liner heat-insulating layer 13 and the heat-insulating sealing cover 6 are arranged on the outer side of the lunch box liner 5, the lunch box cover can be taken out for independent use, the heat-insulating effect is also achieved, the second layer of lunch box liner 5 is taken out manually, when the second layer of lunch box liner 5 is taken out upwards through the knob 8, the limiting column 33 rotates upwards, the roller 34 rolls on the outer side of the second layer of lunch box liner 5, meanwhile, the bottom plate 310 pushes the third layer of lunch box liner 5 to move upwards under the action of the first stretching spring 39, when the second layer of lunch box liner 5 is taken out, the limiting column 33 resets under the action of the torsion spring 35, the limiting column 33 falls on the top of the third layer of lunch box liner 5, and limits the position of the third layer of the lunch box liner 5, push out lunch-box inner bag 5 upwards through first extension spring 39, it is spacing through spacing post 33 for take out lunch-box convenient and fast more, when putting into third layer lunch-box inner bag 5 in heat preservation lunch-box 1 is inside, press third layer lunch-box inner bag 5 downwards with the hand, slide 42 is flexible downwards, third layer lunch-box inner bag 5 moves downwards, make spacing post 33 under torsional spring 35's effect, reset, carry on spacingly to 5 inner bags of three-layer lunch-box inner bag.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a waste heat preservation lunch-box with multipurpose, includes heat preservation lunch-box, its characterized in that: the heat-preservation lunch box comprises a heat-preservation lunch box body, a lunch box inner container, a lunch box cover, a lunch box inner container, a heat-preservation sealing cover, a telescopic mechanism and a buffer mechanism, wherein the heat-preservation layer is arranged on the outer side of the heat-preservation lunch box, a cavity is formed in the heat-preservation lunch box body, the four lunch box inner containers are arranged in the cavity, the inner container heat-preservation layers are fixedly connected to the outer sides of the four lunch box inner containers, the top of the lunch box inner container is connected with the heat-preservation sealing cover through threads, the telescopic mechanism is arranged in the heat-preservation lunch box body, and the buffer mechanism is arranged at the bottom of the heat-preservation lunch box;
the telescopic mechanism comprises two first grooves, a fixed shaft and a limit column, the two first grooves are respectively arranged on the inner side wall of the cavity, the fixed shaft is fixedly connected inside the first groove, the limiting column is movably sleeved outside the fixed shaft, the outer side of the fixed shaft is movably sleeved with torsion springs at both sides of the limiting column, one end of the limiting column far away from the torsion springs is movably connected with a roller through a shaft, a first stop block is fixedly connected above one end of the torsion spring on the inner side of the first groove, a second stop block is fixedly connected below the other end of the torsion spring on the inner side of the first groove, the inner side wall of the cavity is located below the first groove, a second groove is formed in the inner side wall of the cavity, the bottom of the second groove is connected with a bottom plate through a sliding rail, and the bottom plate is fixedly connected with a first extension spring with the top of the second groove.
2. The multipurpose waste heat insulation lunch box according to claim 1, characterized in that: buffer gear includes third recess, slide and second extension spring, the top at the bottom plate is seted up to the third recess, the slide passes through slide rail sliding connection in the inside of third recess, the bottom of third recess and the bottom fixedly connected with second extension spring of slide.
3. The multipurpose waste heat insulation lunch box according to claim 1, characterized in that: a fourth groove is formed in the top of the heat-preservation sealing cover, and a knob is fixedly connected to the inside of the fourth groove.
4. The multipurpose waste heat insulation lunch box according to claim 1, characterized in that: the top of the heat-preservation lunch box is connected with a heat-preservation lunch box cover through threads, and the outer side of the heat-preservation lunch box cover is movably connected with a lifting handle through a shaft.
5. The multipurpose waste heat insulation lunch box according to claim 4, characterized in that: the top of the heat-preservation lunch box cover is provided with a fifth groove, and a lunch box knob is fixedly connected inside the fifth groove.
6. The multipurpose waste heat insulation lunch box according to claim 4, characterized in that: the inner side of the lifting handle is fixedly connected with a protective pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122419106.3U CN216165749U (en) | 2021-10-08 | 2021-10-08 | Multipurpose waste heat insulation lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122419106.3U CN216165749U (en) | 2021-10-08 | 2021-10-08 | Multipurpose waste heat insulation lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216165749U true CN216165749U (en) | 2022-04-05 |
Family
ID=80861698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122419106.3U Active CN216165749U (en) | 2021-10-08 | 2021-10-08 | Multipurpose waste heat insulation lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216165749U (en) |
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2021
- 2021-10-08 CN CN202122419106.3U patent/CN216165749U/en active Active
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