CN211108888U - Connecting structure for box body and cover body of electric heating lunch box - Google Patents
Connecting structure for box body and cover body of electric heating lunch box Download PDFInfo
- Publication number
- CN211108888U CN211108888U CN201922143417.4U CN201922143417U CN211108888U CN 211108888 U CN211108888 U CN 211108888U CN 201922143417 U CN201922143417 U CN 201922143417U CN 211108888 U CN211108888 U CN 211108888U
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- China
- Prior art keywords
- box
- cover
- box body
- cover body
- sealing
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- 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
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Abstract
The utility model relates to a connecting structure of a box body and a cover body of an electric heating lunch box, which comprises a rectangular box body and a cover body, wherein a box opening of the box body or a cover opening of the cover body is provided with a sealing ring which is specially used for sealing a connecting gap between the box body and the cover body; the centers of the top surfaces of the two long sides of the box body are provided with lower jacks, and the centers of the bottoms of the two long sides of the cover body are provided with upper jacks corresponding to the lower jacks of the box body; lower magnets are arranged in the lower insertion holes on the two sides, and upper magnets which are respectively magnetically attracted with the lower magnets on the two sides and fix the box body and the cover body which are covered into a whole are arranged in the upper insertion holes on the two sides. The utility model discloses both make things convenient for opening and shutting of lunch-box, can avoid excessive wearing and tearing sealing washer again.
Description
Technical Field
The utility model relates to an electric heating lunch box, in particular to a box body and cover body connecting structure of an electric heating lunch box.
Background
The traditional electric heating lunch box is provided with a sealing ring at the periphery of the box opening of the box body or the periphery of the cover opening of the cover body, and after the cover body covers the box body, the sealing ring not only plays a role in sealing a connecting gap between the box body and the cover body, but also plays a role in locking the box body and the cover body mutually. The connecting structure of the box body and the cover body with the structure has the following defects: 1. the connecting surface between the box body and the cover body is large, so that the electric heating lunch box is inconvenient to lock and unlock; 2. the seal ring is rubbed when the valve is opened and closed every time, and the seal ring is easily worn and fails in tight sealing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a box body and cover body connecting structure of an electric heating lunch box, aiming at improving the defects of the traditional electric heating lunch box.
The utility model adopts the following technical scheme:
a box body and cover body connecting structure of an electric heating lunch box comprises a rectangular box body and a cover body, wherein a box opening of the box body or a cover opening of the cover body is provided with a sealing ring which is specially used for sealing a connecting gap between the box body and the cover body; the centers of the top surfaces of the two long sides of the box body are provided with lower jacks, and the centers of the bottoms of the two long sides of the cover body are provided with upper jacks corresponding to the lower jacks of the box body; lower magnets are arranged in the lower insertion holes on the two sides, and upper magnets which are respectively magnetically attracted with the lower magnets on the two sides and fix the box body and the cover body which are covered into a whole are arranged in the upper insertion holes on the two sides.
Preferably, the box body comprises an outer box and an inner box, the inner box is spliced and fixed in the outer box, the opening edge of the inner box is higher than the opening edge of the outer box, the top of the outer box is provided with a box opening ring for sealing a connecting gap between the opening edge and the inner box, and the lower insertion hole is formed in the box opening ring;
the lid is including being used for the enclosing cover that docks mutually with box choma, and the interior top surface of enclosing cover is equipped with the sealing ring that docks mutually with interior box, and the sealing washer is located in the seal groove that the sealing ring bottom surface was established in order to be used for sealing the joint gap between interior box and the box choma, goes up the jack and locates on the enclosing cover.
As preferred scheme, the outer wall on two long limits of enclosing cover is equipped with the buckle of being convenient for take off the lid from the box body.
The utility model discloses a sealing washer only plays sealed effect, and box body and lid close the back and lock through the mutual actuation of magnet, and sealing washer and magnet each play its own role, both make things convenient for opening and shutting of lunch-box, can avoid excessive wearing and tearing sealing washer again.
Drawings
Fig. 1 is a schematic view of the overall structure of the case and the cover of the embodiment of the present invention when they are closed;
fig. 2 is a schematic view of the overall structure of the separated box body and cover body of the embodiment of the present invention;
fig. 3 is a cross-sectional view of the overall structure of the case and the cover of the embodiment of the present invention.
Detailed Description
The present invention will be described with reference to the accompanying drawings and specific embodiments.
Referring to FIGS. 1-3:
a connecting structure of a box body and a cover body of an electric heating lunch box comprises a rectangular box body 1 and a cover body 2.
The box body 1 comprises an outer box 1.1 and an inner box 1.2; the inner box 1.2 is spliced in the outer box 1.1, the box bottom of the inner box is fixed on the box bottom of the outer box 1.1 through screws, and the opening edge of the inner box is higher than that of the outer box 1.1; the top of outer box 1.1 is equipped with the box choma 1.3 of closing the connection clearance between its mouth reason and interior box 1.2, and the middle part on two long limits of box choma 1.3 all is equipped with down and inserts, all pegs graft in the lower jack on both sides and is fixed with down magnet 1.4.
The cover body 2 comprises an outer cover 2.1 which is used for being butted with a box opening ring 1.3, a sealing ring 2.2 which is butted with the inner box 1.2 is arranged in the outer cover 2.1, the sealing ring 2.2 is fixedly arranged on the inner top surface of the outer cover 2.1 through a screw, a sealing groove is arranged on the bottom surface of the sealing ring, and a sealing ring 2.3 which is used for sealing a connecting gap between the inner box 1.2 and the sealing ring 2.2 is arranged in the sealing groove; the centers of the bottom surfaces of two long sides of the outer cover 2.1 are respectively provided with an upper jack, and the upper jacks at the two sides are respectively provided with an upper magnet 2.4 which is respectively magnetically attracted with the lower magnets 1.4 at the two sides so as to fix the covered box body 1 and the cover body 2 into a whole; the outer walls of the two long edges of the outer cover 2.1 are provided with a handle buckle 2.11 which is convenient for taking the cover body 2 away from the box body 1.
When the sealing device is used, after the cover body 2 is covered on the box body 1, the outer cover 2.1 on the cover body 2 covers on the box opening ring 1.3 on the box body 1, the sealing ring 2.2 on the cover body 2 covers on the inner box 1.2, and the sealing ring 2.3 on the cover body 2 seals a connecting gap between the inner box 1.2 and the sealing ring 2.2. The upper magnet 2.4 on the cover body 2 and the lower magnet 1.4 on the box body 1 are mutually attracted, so that the cover body 2 and the box body 1 can be fixedly connected into a whole.
Claims (3)
1. The utility model provides a box body and lid connection structure of electric heat lunch-box, includes rectangular box body and lid, its characterized in that: a box opening of the box body or a cover opening of the cover body is provided with a sealing ring which is specially used for sealing a connecting gap between the box body and the cover body; the centers of the top surfaces of the two long sides of the box body are provided with lower jacks, and the centers of the bottoms of the two long sides of the cover body are provided with upper jacks corresponding to the lower jacks of the box body; lower magnets are arranged in the lower insertion holes on the two sides, and upper magnets which are respectively magnetically attracted with the lower magnets on the two sides and fix the box body and the cover body which are covered into a whole are arranged in the upper insertion holes on the two sides.
2. The connecting structure of the box body and the cover body of the electric heating lunch box as claimed in claim 1, wherein: the box body comprises an outer box and an inner box, the inner box is spliced and fixed in the outer box, the opening edge of the inner box is higher than that of the outer box, a box opening ring for sealing a connecting gap between the opening edge of the outer box and the inner box is arranged at the top of the outer box, and the lower insertion hole is formed in the box opening ring;
the lid is including being used for the enclosing cover that docks mutually with box choma, and the interior top surface of enclosing cover is equipped with the sealing ring that docks mutually with interior box, and the sealing washer is located in the seal groove that the sealing ring bottom surface was established in order to be used for sealing the joint gap between interior box and the box choma, goes up the jack and locates on the enclosing cover.
3. The connecting structure of the box body and the cover body of the electric heating lunch box as claimed in claim 2, wherein: the outer walls of the two long edges of the outer cover are provided with a handle buckle which is convenient for taking the cover body away from the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922143417.4U CN211108888U (en) | 2019-12-03 | 2019-12-03 | Connecting structure for box body and cover body of electric heating lunch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922143417.4U CN211108888U (en) | 2019-12-03 | 2019-12-03 | Connecting structure for box body and cover body of electric heating lunch box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211108888U true CN211108888U (en) | 2020-07-28 |
Family
ID=71716767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922143417.4U Expired - Fee Related CN211108888U (en) | 2019-12-03 | 2019-12-03 | Connecting structure for box body and cover body of electric heating lunch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211108888U (en) |
-
2019
- 2019-12-03 CN CN201922143417.4U patent/CN211108888U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20211203 |