CN217337656U

CN217337656U - Novel environment-friendly disposable heat-preservation and fresh-keeping snack box

Info

Publication number: CN217337656U
Application number: CN202220400905.8U
Authority: CN
Inventors: 周桂阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-09-02
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a novel environment-friendly disposable heat-preservation and fresh-keeping snack box, which comprises a box body and a box cover arranged on the box body; the side wall of the box body and the box cover both adopt a double-layer structure, and a vacuum heat insulation cavity is formed in the double-layer structure of the side wall of the box body and the box cover; the box cover is provided with a mounting hole and a communicating hole, the mounting hole and the communicating hole penetrate through the upper surface and the lower surface of the box cover, a vacuumizing mechanism capable of discharging air in the box body is mounted in the mounting hole, and a blocking plug capable of closing or opening the communicating hole is arranged in the communicating hole. The utility model provides a current disposable snack box do not possess heat preservation, fresh-keeping function, limited user's problem of use to a certain extent.

Description

Novel environment-friendly disposable heat-preservation and fresh-keeping snack box

Technical Field

The utility model relates to the technical field of household items, concretely relates to novel fresh-keeping snack box of disposable heat preservation of environmental protection.

Background

At present, the disposable snack boxes generally used by people in the market do not have the functions of heat preservation and fresh keeping, and the use of users is limited to a certain extent by the snack boxes.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a novel disposable heat preservation snack box of environmental protection to solve present disposable snack box and do not possess heat preservation, fresh-keeping function, limited user's problem of use to a certain extent.

The utility model provides a novel environment-friendly disposable heat-preservation and fresh-keeping snack box, which comprises a box body and a box cover arranged on the box body;

the side wall of the box body and the box cover both adopt a double-layer structure, and a vacuum heat insulation cavity is formed in the double-layer structure of the side wall of the box body and the box cover;

the box cover is provided with a mounting hole and a communicating hole, the mounting hole and the communicating hole penetrate through the upper surface and the lower surface of the box cover, a vacuumizing mechanism capable of discharging air in the box body is mounted in the mounting hole, and a blocking plug capable of closing or opening the communicating hole is arranged in the communicating hole.

Furthermore, a snap ring is arranged on the upper periphery of the box body, a buckle groove is arranged on the lower periphery of the box cover, a sealing strip is arranged in the buckle groove, and the snap ring is buckled into the buckle groove and pressed on the sealing strip.

Further, the top of the box cover is provided with a sunken part, and the mounting hole and the communication hole are both arranged in the sunken part.

Further, the vacuumizing mechanism comprises a mounting seat and a pressing head;

the mounting seat is plugged in the mounting hole, a piston cavity is arranged inside the upper portion of the mounting seat, a first valve cavity is arranged inside the lower portion of the mounting seat, the upper end of the first valve cavity is communicated with the piston cavity, a first valve hole penetrating through the bottom of the mounting seat is formed in the lower end of the first valve cavity, and a first valve ball plugged at the upper end of the first valve hole and a first spring supported between the first valve ball and the top of the piston cavity are arranged in the first valve cavity;

the pressing head comprises a piston and a piston rod, the piston is matched in the piston cavity, the piston rod is connected to the upper side of the piston and penetrates out of the upper end of the piston cavity, a second spring is arranged in the piston cavity and supported between the piston and the bottom of the piston cavity, a second valve cavity is arranged in the piston rod, the upper end of the second valve cavity is communicated with the outside, a second valve hole penetrating through the bottom of the piston is formed in the lower end of the second valve cavity, and a second valve ball blocking the upper end of the second valve hole and a third spring supported between the second valve ball and the top of the piston cavity are arranged in the second valve cavity.

Further, the mounting seat is provided with a convex ring near the periphery of the upper end thereof, the mounting seat is inserted into the mounting hole from the upper end, and the convex ring outside the mounting seat is clamped at the upper end of the mounting hole.

Furthermore, the periphery of the mounting seat is also provided with at least one first annular groove, a first sealing ring is arranged in the first annular groove, and the mounting seat and the mounting hole are sealed through the first sealing ring.

Furthermore, the periphery of the piston is also provided with at least one second annular groove, a second sealing ring is arranged in the second annular groove, and the piston cavity are sealed through the second sealing ring.

Furthermore, the upper end of the piston rod is provided with a pressing part, the upper end of the second valve cavity is provided with a blind hole, and a plurality of exhaust holes communicated with the outside are circumferentially distributed at intervals on the circumferential wall of the blind hole.

Furthermore, the box body and the box cover are both made of food-grade plastics.

The beneficial effects of the utility model are embodied in: the lateral wall and the lid of this application box body all adopt bilayer structure, and at the inside thermal-insulated chamber of formation vacuum of bilayer structure, the thermal-insulated chamber of vacuum has good thermal-insulated effect, can play the effect of keeping warm with giving birth to the bright food in the fast food box, and, snack box splendid attire food and give birth to when bright, can also carry out the evacuation through the evacuation mechanism on the lid to the inside of box body after covering the lid, thereby play fresh-keeping effect to food and giving birth to the bright food in the fast food box, when needing to open the snack box, extract the shutoff stopper in the intercommunicating pore, make the inside and outside of snack box pass through the intercommunicating pore intercommunication, can easily open the lid. Therefore, the disposable snack box solves the problems that the conventional disposable snack box does not have the functions of heat preservation and fresh keeping and limits the use of users to a certain extent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a top view of an embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a partially enlarged view of fig. 2.

In the drawings, 100-box; 110-a retaining ring; 200-a box cover; 210-mounting holes; 220-communicating hole; 230-catching groove; 240-sealing strip; 250-a recess; 300-a vacuum insulation cavity; 400-a vacuum pumping mechanism; 410-a mounting seat; 411-piston chamber; 412-a first valve chamber; 413-a first valve bore; 414-first valve ball; 415-a first spring; 416-a convex ring; 417 — a first annular groove; 418-a first sealing ring; 420-pressing head; 421-a piston; 422-a piston rod; 423-a second spring; 424-second valve chamber; 425-a second valve bore; 426-a second valve ball; 427-a third spring; 428-a second annular groove; 429-a second sealing ring; 4210-pressing part; 4211-blind hole; 4212-vent hole; 500-blocking.

Detailed Description

Embodiments of the present invention will be described in detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-3, the embodiment of the present invention provides a novel environment-friendly disposable heat-preservation and fresh-keeping snack box, which comprises a box body 100 and a box cover 200 covering the box body 100, wherein in the embodiment, the box body 100 and the box cover 200 are made of food-grade plastics.

The side wall of the box body 100 and the box cover 200 both adopt a double-layer structure, and the inside of the double-layer structure of the side wall of the box body 100 and the box cover 200 both form a vacuum heat insulation cavity 300.

The box cover 200 is provided with a mounting hole 210 and a communication hole 220, the mounting hole 210 and the communication hole 220 both penetrate through the upper and lower surfaces of the box cover 200, a vacuum pumping mechanism 400 capable of discharging air in the box body 100 is installed in the mounting hole 210, and a blocking plug 500 capable of closing or opening the communication hole 220 is arranged in the communication hole 220.

The lateral wall and the lid 200 of this application box body 100 all adopt bilayer structure, and at the inside thermal-insulated chamber 300 of formation vacuum of bilayer structure, thermal-insulated chamber 300 of vacuum has good thermal-insulated effect, can play the food in the fast food box and give birth to the bright effect that keeps warm, and, when snack box splendid attire food and give birth to the bright, can also carry out the evacuation through evacuation mechanism 400 on the lid 200 to the inside of box body 100 after covering lid 200, thereby food and give birth to the bright fresh-keeping effect of playing in the fast food box, when needing to open the snack box, plug 500 in the intercommunicating pore 220 is extracted, make inside and outside of snack box communicate through intercommunicating pore 220, can easily open lid 200. Therefore, the disposable snack box solves the problems that the conventional disposable snack box does not have the functions of heat preservation and fresh keeping and limits the use of users to a certain extent.

In one embodiment, referring to fig. 2, in order to improve the sealing performance between the box cover 200 and the box body 100, a retaining ring 110 is provided at the upper periphery of the box body 100, a retaining groove 230 is provided at the lower periphery of the box cover 200, a sealing strip 240 is provided in the retaining groove 230, and the retaining ring 110 is retained in the retaining groove 230 and presses on the sealing strip 240.

In one embodiment, referring to fig. 2, the top of the box cover 200 has a recess 250, and the mounting hole 210 and the communication hole 220 are opened in the recess 250 to ensure that the vacuum mechanism 400 mounted in the mounting hole 210 and the sealing plug 500 in the communication hole 220 do not exceed the top of the box cover 200, thereby ensuring that a plurality of snack boxes can be stacked.

In one embodiment, referring to fig. 3, evacuation mechanism 400 includes a mount 410 and a press head 420.

The mounting seat 410 is plugged in the mounting hole 210, the piston cavity 411 is arranged in the upper portion of the mounting seat 410, the first valve cavity 412 is arranged in the lower portion of the mounting seat 410, the upper end of the first valve cavity 412 is communicated with the piston cavity 411, the first valve hole 413 penetrating through the bottom of the mounting seat 410 is formed in the lower end of the first valve cavity 412, and the first valve ball 414 plugged at the upper end of the first valve hole 413 and the first spring 415 supported between the first valve ball 414 and the top of the piston cavity 411 are arranged in the first valve cavity 412.

The pressing head 420 includes a piston 421 fitted in the piston chamber 411 and a piston rod 422 connected to the upper side of the piston 421 and penetrating through the upper end of the piston chamber 411, a second spring 423 supported between the piston 421 and the bottom of the piston chamber 411 is provided in the piston chamber 411, a second valve chamber 424 is provided in the piston rod 422, the upper end of the second valve chamber 424 is communicated with the outside, a second valve hole 425 penetrating through the bottom of the piston 421 is provided at the lower end of the second valve chamber 424, a second valve ball 426 blocked at the upper end of the second valve hole 425 and a third spring 427 supported between the second valve ball 426 and the top of the piston chamber 411 are provided in the second valve chamber 424.

This application accessible is pressed according to press head 420 and is discharged the air in the box body 100, in operation, press head 420 with the hand earlier, piston 421 moves down, first valve ball 414 blocks up first valve opening 413, second valve ball 426 opens second valve opening 425, the air in the piston chamber 411 is discharged through second valve opening 425, then loosen according to press head 420, press head 420 moves up under the effect of second spring 423, second valve ball 426 blocks up second valve opening 425 this moment, first valve opening 413 is opened to first valve ball 414, the air in the box body 100 is inhaled piston chamber 411 through first valve opening 413, press head 420 is pressed repeatedly like this, can discharge the air in the box body 100, realize the fresh-keeping purpose in vacuum.

Preferably, the mounting seat 410 is provided with a protruding ring 416 near the outer circumference of the upper end thereof, the mounting seat 410 is inserted into the mounting hole 210 from the upper end, and the protruding ring 416 outside the mounting seat 410 is caught at the upper end of the mounting hole 210. The vacuum pumping mechanism 400 and the box body 100 can be manufactured separately and then assembled, and during assembly, the mounting seat 410 can be directly inserted into the mounting hole 210 in the box cover 200, so that the assembly is convenient.

In order to improve the sealing performance between the mounting seat 410 and the mounting hole 210, at least one first annular groove 417 is further formed in the outer periphery of the mounting seat 410, a first sealing ring 418 is arranged in the first annular groove 417, and the mounting seat 410 and the mounting hole 210 are sealed through the first sealing ring 418.

In order to improve the sealing performance between the piston 421 and the piston cavity 411, at least one second annular groove 428 is further formed on the outer periphery of the piston 421, a second sealing ring 429 is arranged in the second annular groove 428, and the piston 421 and the piston cavity 411 are sealed through the second sealing ring 429.

Preferably, in order to press the pressing head 420 conveniently, the upper end of the piston rod 422 is provided with a pressing portion 4210, the upper end of the second valve chamber 424 is provided with a blind hole 4211, and a plurality of exhaust holes 4212 communicated with the outside are circumferentially distributed at intervals on the peripheral wall of the blind hole 4211, so that the exhaust holes 4212 are not blocked when the pressing head 420 is pressed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a novel disposable heat preservation snack box of environmental protection, locates including box body and lid on the box body, its characterized in that:

2. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 1, characterized in that: the upper periphery of the box body is provided with a snap ring, the lower periphery of the box cover is provided with a buckle groove, a sealing strip is arranged in the buckle groove, and the snap ring is buckled into the buckle groove and pressed on the sealing strip.

3. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 1, characterized in that: the top of lid has the depressed part, mounting hole and intercommunicating pore all set up in the depressed part.

4. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 1, characterized in that: the vacuumizing mechanism comprises a mounting seat and a pressing head;

the pressing head comprises a piston and a piston rod, the piston is adaptive to the piston in the piston cavity, the piston rod is connected to the upper side of the piston and penetrates out of the upper end of the piston cavity, a second spring is arranged in the piston cavity and supported between the bottom of the piston and the bottom of the piston cavity, a second valve cavity is arranged in the piston rod, the upper end of the second valve cavity is communicated with the outside, a second valve hole penetrating through the bottom of the piston is formed in the lower end of the second valve cavity, and a second valve ball and a third spring are arranged in the second valve cavity and blocked at the upper end of the second valve hole and supported between the second valve ball and the top of the piston cavity.

5. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 4, characterized in that: the periphery of the mounting seat close to the upper end of the mounting seat is provided with a convex ring, the mounting seat is inserted into the mounting hole from the upper end, and the convex ring outside the mounting seat is clamped at the upper end of the mounting hole.

6. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 5, characterized in that: the periphery of mount pad still is equipped with one at least first ring channel, be equipped with first sealing ring in the first ring channel, pass through between mount pad and the mounting hole first sealing ring is sealed.

7. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 4, characterized in that: the periphery of the piston is also provided with at least one second annular groove, a second sealing ring is arranged in the second annular groove, and the piston cavity are sealed through the second sealing ring.

8. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to claim 4, characterized in that: the upper end of the piston rod is provided with a pressing part, the upper end of the second valve cavity is provided with a blind hole, and a plurality of exhaust holes communicated with the outside are circumferentially distributed at intervals on the peripheral wall of the blind hole.

9. A novel environment-friendly disposable heat-preservation and fresh-keeping snack box according to any one of claims 1 to 8, wherein: the box body and the box cover are both made of food-grade plastics.