CN209498921U - A kind of Foldable lunch box - Google Patents

Abstract

The utility model increases whole receiving volume and lattice quantity, had not only met the requirement of food-classifying, but also meet the needs of integrally contained volume by the basis of with the back box of multiple lattices, increasing a left box and right box as side plate；Left connecting rod component is hinged with left box and back box, right connecting rod component is hinged with right box and back box, left box and right box, which have, to be relatively distant from the first position for being expanded to back box the right and left and opposite draws close the second position being connected on the upside of back box, when left box and right box are located at first position, Foldable lunch box integral level expansion, user can carry out launching food or dining, when left box and right box are located at the second position, left connecting rod component and right connecting rod component collective effect support left box and right box, make Foldable lunch box receipts are folded to form double-layer structure, to reduce whole horizontal projected area, relatively small storage pocket can be put into be carried.

Description

A kind of Foldable lunch box

Technical field

The utility model relates to lunch box technical field, specially a kind of Foldable lunch box.

Background technique

Lunch box is a kind of box for being specifically used to fill food, also referred to as boxed cassette, multi-purpose greatly aluminium, stainless steel, plastic or other material It is made, it is a kind of tableware very common in our daily lifes, facilitates people are outgoing to carry food, particularly with present upper For race, class, oneself home-made food undoubtedly not only nutrition but also safety are able to eat when capable of coming off duty at noon, therefore, lunch box by To the favor of many office workers.With the improvement of living standards, people increasingly pay close attention to nutrition equilibrium collocation, a meal may be extremely It needs the foods such as rice, meat dish, vegetable dish, fruit to arrange in pairs or groups less, the above food is isolated for convenience in order to avoid influencing mutual mouth Sense, people can select the lunch box with lattice to carry food, but the lunch box with lattice of the prior art has the following problems, If lattice is very little, it is not able to satisfy demand of the people to food-classifying；Since the interlayer for lattice can occupy certain volume, Thus if lattice is too many, and the integral level projected area that will lead to lunch box becomes larger, and determinants space is big, it has not been convenient to take Band, or integrally contained volume is made to become smaller, influence people's use.

Utility model content

(1) the technical issues of solving

In order to solve the above problem, the utility model provides a kind of Foldable lunch box, is meeting receiving volume and food In the case where classification, not only deployable formation single layer structure launch food or dining, but can formation double-layer structure stacked to be received, subtract Small whole horizontal projected area, is convenient for carrying.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of Foldable lunch box, including back box, attached Add box and bindiny mechanism, is equipped with multiple lattices inside back box, back box front/rear end is equipped with about its median plane or so mirror image First hinge joint and the second hinge joint；Side plate includes left box and right box, and left box and right box are the box of a pair of left and right mirror image each other Body, the front/rear end of left box are equipped with third hinge joint, and the front/rear end of right box is equipped with the 4th hinge joint；Bindiny mechanism includes The left connecting rod component and right connecting rod component of left and right mirror settings each other, left connecting rod component one end and back box are cut with scissors in the first hinge joint Connect, the other end is hingedly point articulated in third with left box, and right connecting rod component one end and back box are hinged point articulated second, the other end with Right box is hinged point articulated the 4th；Wherein, left box and right box, which have, is relatively distant from the first position for being expanded to back box the right and left The second position being connected on the upside of back box is drawn close with opposite.

Preferably, left box is fixed with the first magnet close to the end face of right box, and right box is fixed with second close to the end face of left box Magnet, when left box and right box are located at the second position, the first magnet and the second magnet are mutually adsorbed.

Preferably, when left box and right box are located at the second position, the distance between the first hinge joint and the second interface point are big In the distance between third hinge joint and the 4th hinge joint.

Preferably, left connecting rod component includes loop bar and slide bar, and loop bar one end and back box are in first hinged point articulated, the other end Equipped with the sliding slot extended to the first hinge joint and the setting that is open, slide bar are slidingly disposed in sliding slot, and one end is from sliding slot Opening stretching is simultaneously hingedly point articulated in third with left box.

Preferably, left connecting rod component further includes limited post, and slide bar is equipped with kidney slot, and the length direction of kidney slot is slided with it Direction is parallel, and limited post passes through kidney slot and fixes with one end far from the first hinge joint of loop bar.

Preferably, back box is equipped with about symmetrical first positive stop lug boss of its median plane and the second positive stop lug boss, the One positive stop lug boss is arranged close to the right end of the first hinge joint, and the second positive stop lug boss is arranged close to the left end of the second hinge joint, works as a left side When box and right box are located at the second position, left connecting rod component can contact the first positive stop lug boss, accessible second limit of right connecting rod component Boss.

(3) beneficial effect

Compared with prior art, the utility model has the beneficial effects that by the basis of the back box with multiple lattices On, increase a left box and right box as side plate, increases whole receiving volume and lattice quantity, both meet food-classifying Requirement, and meet the needs of integrally contained volume；Left connecting rod component is hinged with left box and back box, right connecting rod component and the right side Box and back box are hinged, and left box and right box, which have, to be relatively distant from the first position for being expanded to back box the right and left and opposite draw close It is connected to the second position on the upside of back box, when left box and right box are located at first position, Foldable lunch box integral level expansion, User can carry out launching food or dining, when left box and right box are located at the second position, left connecting rod component and right connecting rod component Collective effect supports left box and right box, makes Foldable lunch box receipts are folded to form double-layer structure, to reduce whole water Flat projected area can be put into relatively small storage pocket and be carried.Generally speaking, which is meeting receiving volume And in the case where food-classifying, not only deployable formation single layer structure carried out launching food or dining, but also formation stacked to be received bilayer Structure reduces whole horizontal projected area, is convenient for carrying.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention,

In the accompanying drawings:

Fig. 1 shows the overall structure diagram of the embodiments of the present invention；

Fig. 2 shows the structural schematic diagrams of back box in Fig. 1；

Fig. 3 shows the structural schematic diagram of left box in Fig. 1；

Fig. 4 shows the structural schematic diagram of right box in Fig. 1；

Fig. 5 shows the cross-sectional view of A-A in Fig. 1；

Fig. 6 shows the embodiments of the present invention left connecting rod component explosive view；

Fig. 7 shows the left box of the embodiments of the present invention and the step of right box is moved to the second position from first position is shown It is intended to.

In figure: 1 back box, 3 left connecting rod components, 4 right connecting rod components, 5 first magnet, 6 second magnet, 10 lattices, 11 first Hinge joint, 12 second hinge joints, 13 first positive stop lug boss, 14 second positive stop lug boss, 20 left boxes, 21 right boxes, 30 loop bars, 31 are slided Bar, 32 limited posts, 200 third hinge joints, 210 the 4th hinge joints, 300 sliding slots, 310 kidney slots.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Refering to attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4 and attached drawing 7, the present embodiment provides a kind of Foldable lunch boxes, including bottom Box 1, side plate and bindiny mechanism also include other accessories (not indicating in figure) such as lid and handle, are equipped with inside back box 1 certainly Multiple lattices 10, in the present embodiment, lattice 10 altogether there are three, have the lunch box of lattice 10 similar to common on the market at present, 1 front/rear end of back box is equipped with the first hinge joint 11 and the second hinge joint 12 about its median plane or so mirror image；Side plate packet Left box 20 and right box 21 are included, left box 20 and right box 21 are the box body of a pair of left and right mirror image each other, and the front/rear end of left box 20 is all provided with There is third hinge joint 200, the front/rear end of right box is equipped with the 4th hinge joint 210；Bindiny mechanism sets including left and right mirror image each other The left connecting rod component 3 and right connecting rod component 4 set, 3 one end of left connecting rod component and back box 1 are hinged in the first hinge joint 11, the other end Hinged in third hinge joint 200 with left box 20,4 one end of right connecting rod component and back box 1 are hinged in the second hinge joint 12, the other end with Right box 21 is hinged in the 4th hinge joint 210；Wherein, left box 20 and right box 21, which have to be relatively distant from, is expanded to 1 the right and left of back box First position and it is opposite draw close the second position for being connected to 1 upside of back box, the connection type of left box 20 and right box 21 can be card Button connection, magnetic connection etc., the present embodiment is connected using magnetic.

Through the above scheme, which increases a left box 20 on the basis of back box 1 with multiple lattices It is used as side plate with right box 21, increases whole receiving volume and lattice quantity, had not only met the requirement of food-classifying, but also meet The demand of integrally contained volume；Assuming that the initial position of the Foldable lunch box is left box 20 and right box 21 in the second position, use When, so that it is separated and then is pushed down on to both sides push-and-pull in left box 20 and right box 21, it is made to be expanded to 1 the right and left of back box (i.e. the One position), the Foldable lunch box integral level is unfolded at this time, and then user can be toward dispensing food inside back box 1 and side plate Object is simultaneously classified；Then left box 20 and right box 21 are lifted up and are mutually drawn close simultaneously mutual to 1 upside (i.e. the second position) of back box Connection, left connecting rod component 3 and 4 collective effect of right connecting rod component support left box 20 and right box 21, make the Foldable lunch box It receives to fold and forms double-layer structure, to reduce whole horizontal projected area, relatively small storage pocket can be put into and carried；When When user needs to eat, take out the folding Foldable lunch box and by left box 20 and right box 21 to both sides push-and-pull make its separation then to Under push away, so that it is expanded to 1 the right and left of back box (i.e. first position), at this time the Foldable lunch box integral level be unfolded, user Can eat, simultaneously as left box 20 connect by left connecting rod component 3 with back box 1, right box 21 pass through right connecting rod component 4 and Back box 1 connects, and can prevent left box 20 and right box 21 from losing.

In conclusion the Foldable lunch box is in the case where meeting receiving volume and food-classifying, both deployable formation Single layer structure carries out launching food or dining, and formation double-layer structure stacked to be received, reduces whole horizontal projected area, conveniently takes Band.

Refering to attached drawing 3, attached drawing 4 and attached drawing 5, left box 20 is fixed with the first magnet 5 close to the end face of right box 21, and right box 21 leans on The end face of nearly left box 20 is fixed with the second magnet 6, when left box 20 and right box 21 are located at the second position, the first magnet 5 and second The absorption of 6 phase of magnet, so that left box 20 and right box 21 be connected, applies the pulling force being away from each other to left box 20 and right box 21 respectively, can Separate the first magnet 5 and the second magnet 6, to make left box 20 and right box 21 separate, specifically, the first magnet 5 and the second magnetic Iron 6 can be fixedly connected by seccotine with left box 20 and right box 21 respectively.

Refering to attached drawing 1, when left box 20 and right box 21 are located at the second position, the first hinge joint 11 and the second interface point 12 it Between distance be greater than the distance between third hinge joint 200 and the 4th hinge joint 210, thus left connecting rod component 3 and right connecting rod group "eight" shape structure is collectively formed in part 4, prevents left connecting rod component 3 and right connecting rod component 4 from deflection, to make left 20 He of box Right box 21 will not be deviated to one side, stablize overall structure.

Refering to attached drawing 1- attached drawing 7, since left connecting rod component 3 connects the first hinge joint 11 and third hinge joint 200, span compared with Greatly, larger with the difference in height of back box 1 thus when left box 20 being made to be located at the second position, occupancy solid space is larger, for this purpose, by left Link assembly 3 is set as telescopic mechanism, specifically, left connecting rod component 3 includes loop bar 30 and slide bar 31,30 one end of loop bar and bottom Box 1 is hinged in the first hinge joint 11, and the other end is equipped with the sliding slot 300 extended to the first hinge joint 11 and the setting that is open, slide bar 31 It is slidingly disposed in sliding slot 300, and one end is stretched out from the opening of sliding slot 300 and cut with scissors with left box 20 in third hinge joint 200 It connects；To which when left box 20 is located at the second position, the gravity of left box 20 itself makes slide bar 31 to close to 11 direction of the first hinge joint Sliding, to reduce the difference in height of left box 20 and back box 1, reduces whole occupy to reduce the length of entire left connecting rod component 3 Solid space, when left box 20 shifts to first position from the second position, pulling out left box 20 makes slide bar 31 to far from first The sliding of 11 direction of hinge joint makes left connecting rod component 3 restore the original length to lengthen the length of entire left connecting rod component 3；Together Reason, right connecting rod component 4 also for can expansion mechanism, structure and left connecting rod component 3 bilateral symmetry each other, working principle is identical, herein It repeats no more.

Refering to attached drawing 6, slide bar 31 skids off loop bar 30 in order to prevent, and left connecting rod component 3 further includes limited post 32, and slide bar 31 is set There is kidney slot 310, the length direction of kidney slot 310 is parallel with its glide direction, and limited post 32 passes through kidney slot 310 and and loop bar 30 one end far from the first hinge joint 11 is fixed, thus, when slide bar 31 is because external force is to far from the sliding of 11 direction of the first hinge joint When to certain distance, limited post 32 abuts the bottom of kidney slot 310, so that slide bar 31 stops sliding, when slide bar 31 is because of itself For gravity to when sliding into certain distance close to 11 direction of the first hinge joint, limited post 32 abuts the top of kidney slot 310, thus Slide bar 31 stops sliding.

Due to left connecting rod component 3 and right connecting rod component 4 left and right mirror image each other, the present embodiment is only to the tool of left connecting rod component 3 Body embodiment is described, and substantially identical with left connecting rod component 3 in 4 principle of right connecting rod component, details are not described herein.

Refering to attached drawing 1, back box 1 is equipped with about symmetrical first positive stop lug boss 13 of its median plane and the second limit convex Platform 14, the first positive stop lug boss 13 are arranged close to the right end of the first hinge joint 11, and the second positive stop lug boss 14 is close to the second hinge joint 12 Left end setting, when left box 20 and right box 21 are located at the second position, left connecting rod component 3 can contact the first positive stop lug boss 13, the right side Link assembly 4 can contact the second positive stop lug boss 14；By being equipped with the first positive stop lug boss 13 and the second positive stop lug boss 14, when left box 20 It is located at the second position with right box 21, the limitation continuation of left connecting rod component 3 of the first positive stop lug boss 13 deflects to the right, the second positive stop lug boss 14 The limitation continuation of right connecting rod component 4 deflects to the left, and because left box 20 and right box 21 are connected with each other, to make left connecting rod component 3 and the right side Link assembly 4 and left box 20 and right box 21 connect into an entirety jointly, so that left connecting rod component 3 and right connecting rod component 4 are neither It deflection will not can deflect to the right to the left, so that left box 20 and right box 21 be made to be firmly secured at 1 upside of back box, make overall structure Stablize.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached It does not need that it is further discussed in figure.

In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical, Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this Apply for the limitation of protection scope.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of Foldable lunch box characterized by comprising

Back box (1), the back box (1) is internal to be equipped with multiple lattices (10), and back box (1) front/rear end is equipped with about wherein The first hinge joint (11) and the second hinge joint (12) of heart face or so mirror image；

Side plate, the side plate include left box (20) and right box (21), the left box (20) and right box (21) be it is a pair of each other The front/rear end of the box body of left and right mirror image, the left box (20) is equipped with third hinge joint (200), the front/rear end of the right box It is equipped with the 4th hinge joint (210)；

Bindiny mechanism, left connecting rod component (3) and right connecting rod component (4) including left and right mirror settings each other, the left connecting rod group Part (3) one end and back box (1) the first hinge joint (11) hingedly, the other end and left box (20) third hinge joint (200) hingedly, Described right connecting rod component (4) one end and back box (1) the second hinge joint (12) hingedly, the other end and right box (21) are hinged the 4th Point (210) is hinged；

Wherein, the left box (20) and right box (21) have be relatively distant from the first position for being expanded to back box (1) the right and left and It is opposite to draw close the second position being connected on the upside of back box (1).

2. a kind of Foldable lunch box according to claim 1, which is characterized in that the left box (20) is close to right box (21) End face is fixed with the first magnet (5), and the right box (21) is fixed with the second magnet (6) close to the end face of left box (20), when left box (20) when and right box (21) is located at the second position, the first magnet (5) is mutually adsorbed with the second magnet (6).

3. a kind of Foldable lunch box according to claim 1, which is characterized in that when left box (20) and right box (21) are located at the When two positions, the distance between the first hinge joint (11) and the second hinge joint (12) are greater than third hinge joint (200) and the 4th hinge The distance between contact (210).

4. a kind of Foldable lunch box according to claim 1, which is characterized in that the left connecting rod component (3) includes loop bar (30) and slide bar (31), described loop bar (30) one end and back box (1) the first hinge joint (11) hingedly, the other end is equipped with to first The sliding slot (300) and the setting that is open, the slide bar (31) that hinge joint (11) extends are slidingly disposed in sliding slot (300), and One end is from the stretching of the opening of sliding slot (300) and hinged in third hinge joint (200) with left box (20).

5. a kind of Foldable lunch box according to claim 4, which is characterized in that the left connecting rod component (3) further includes limit Position column (32), the slide bar (31) are equipped with kidney slot (310), and the length direction of the kidney slot (310) and its glide direction are flat Row, the limited post (32) pass through kidney slot (310) and fix with one end far from the first hinge joint (11) of loop bar (30).

6. a kind of Foldable lunch box according to claim 1, which is characterized in that the back box (1) is equipped with about wherein Symmetrical first positive stop lug boss (13) in heart face and the second positive stop lug boss (14), first positive stop lug boss (13) is close to first The right end of hinge joint (11) is arranged, and second positive stop lug boss (14) is arranged close to the left end of the second hinge joint (12), when left box (20) when and right box (21) is located at the second position, left connecting rod component (3) can contact the first positive stop lug boss (13), right connecting rod component (4) the second positive stop lug boss (14) be can contact.