CN209290915U

CN209290915U - Naturally flat bottom

Info

Publication number: CN209290915U
Application number: CN201820946284.7U
Authority: CN
Inventors: 徐连强
Original assignee: Shanghai Shenhe Paper Co Ltd
Current assignee: Shanghai Shenhe Paper Co Ltd
Priority date: 2018-04-27
Filing date: 2018-06-19
Publication date: 2019-08-23
Anticipated expiration: 2028-06-19
Also published as: CN209209257U; CN110406758A

Abstract

One leakproof bottom, it includes one first main part, one first side part, one second main part and one second side part, wherein first main part, first side part, second main part and second side part are suitable for being pivotably connected to four side walls of a cabinet respectively and intersect the under shed for closing the cabinet, wherein first main part is pivotably connected to first side part, wherein second main part is pivotably connected to second side part, wherein the free margins of first main part has one first card slot, wherein the free margins of second main part has one second card slot, wherein first card slot and second card slot are suitable for being fastened togather first main part and second main part.

Description

Naturally flat bottom

Technical field

The utility model relates to packing case fields, further to a naturally flat bottom.

Background technique

In article packaging, such as logistics packaging, storage packaging etc., people usually use the packed in cases of more hard Article.It is easily molded first, carton material is light, convenient for packaging and carry, so that more efficiency when quick despatch is sent in logistics with charge free, Two, carton will not generally pollute packaged article, and not will cause white pollution.

Under normal circumstances, the bottom of the carton be generally positioned for be superimposed with each other by four components the enclosed construction that is formed with Save glue envelope technique.However, it is generally the case that four components of the bottom are symmetrical two-by-two, are separated from each other.When packaging, by with Family, which need to successively overlap four components, can form the naturally flat bottom, and complex process is time-consuming and laborious.At the middle part of the bottom Right-angled intersection seam is formed, shape is regular, can intersect to form the bottom of enclosed construction just.Due to the shape of four components Shape is regular, so that generally each other 90 ° of the middle part intersecting angle of the bottom.When the bottom is pressurized, which can be towards the carton Inter collapse so that the intersection seam gap become larger.If internal reservoir article is less or small volume, so that in the carton Some sizes lesser article such as lipstick, pen, coin of packaging etc. is easily missed from intersection seam, and article is caused to lose It loses.Or other people may with the elongated object such as finger, tweezers from the intersection stitch be inserted into the carton inside steal it is packaged Article, bring economic loss to user.

Also, in natural conditions, which cannot keep in formation state.That is, when the carton inner packing When being the article of some lighter weights, which can not flatten the bottom, so that the bottom is remained at towards the carton The state of inner hump, and bottom natural produces above-mentioned gap, lead to article leakage, lose etc..

Utility model content

One of the utility model is designed to provide a naturally flat bottom, can be suitable for common carton, carton, paper Matter craftwork, folding carton, dermatotome case etc..

Another of the utility model is designed to provide a naturally flat bottom, uses amylan as bonding agent, green Color health, it is pollution-free, convenient for recycling.

Another of the utility model is designed to provide a naturally flat bottom, can remain in its natural state smooth State will not generate gap, prevent article from leaking.

Another of the utility model is designed to provide a naturally flat bottom, can be arranged to intersect the envelope of assembling Structure is closed, in packaging, user can directly squeeze the bottom to form closed state from two sides, without overlapping by hand, to increase Add packaging efficiency and saves process costs.

Another of the utility model is designed to provide a naturally flat bottom, when stress collapses, be not in compared with Big crossed slit prevents the loss of internal products to be packaged.

Another of the utility model is designed to provide a naturally flat bottom, is made of four element crosswises, wherein The middle part intersecting angle of four components tilts, to prevent products to be packaged from losing.

According to the one aspect of the utility model, the utility model further provides for a naturally flat bottom, wherein the nature Flat bottom is suitable for being arranged on a cabinet comprising:

One first main part；

One first side part；

One second main part；With

One second side part, wherein first main part, first side part, second main part and second side part are suitable for being distinguished It is pivotably connected to four side walls of the cabinet and intersects the opening for closing the cabinet, wherein first main part is by pivotly It is connected to first side part, wherein second main part is pivotably connected to second side part, wherein first main part Free margins have one first card slot, wherein the free margins of second main part have one second card slot, wherein it is described first card Slot and second card slot are suitable for being fastened togather first main part and second main part.

In some embodiments, wherein first card slot includes one first sharp slot and one first fluting, wherein described the One sharp slot is arranged at the bottom of first card slot, wherein first fluting is gradually expanded outward from the described first sharp slot, Wherein second card slot includes one second sharp slot and one second fluting, wherein the described second sharp slot is arranged at second card The bottom of slot, wherein second fluting is gradually expanded outward from the described second sharp slot.

In some embodiments, wherein first main part includes one first main body and one first connector, wherein described First connector is pivotably connected to first main body, wherein first connector is connected to first side Part, wherein second main part includes one second main body and one second connector, wherein second connector is by pivotly It is connected to second main body, wherein second connector is connected to second side part.

In some embodiments, wherein first connector, which is used amylan, is adhered to first side part, wherein Second connector is used amylan and is adhered to second side part.

In some embodiments, wherein the free end of first side part has a balance portion, wherein first side part The balance portion be suitable for being covered on the bottom end of second main part, wherein the free end of second side part has a balance portion, Wherein the balance portion of second side part is suitable for being covered on the end portion of first main part.

In some embodiments, wherein the balance portion is the cardboard increased in wherein a side of first side part, Wherein the side tilt angle in the balance portion of first side part is greater than 45 °.

In some embodiments, wherein first main part freedom portion be extended be covered on second main part this second The downside of card slot is covered under first card slot of first main part wherein the freedom portion of second main part is extended Side.

Detailed description of the invention

Fig. 1 is that the naturally flat bottom of a preferred embodiment according to the present utility model is applied to the plane signal of cabinet Figure.

Fig. 2 is the structure of the opening of the closed box of the naturally flat bottom of a preferred embodiment according to the present utility model Schematic diagram.

Fig. 3 is the molding packaging signal of packaging of the naturally flat bottom of a preferred embodiment according to the present utility model Figure.

Fig. 4 is a kind of relatively narrow embodiment party of size of the naturally flat bottom of a preferred embodiment according to the present utility model The planar structure schematic diagram of formula.

Fig. 5 is the naturally flat bottom of a preferred embodiment according to the present utility model using connector fixed case bottom The planar structure schematic diagram of embodiment.

Specific embodiment

It is described below for disclosing the utility model so that those skilled in the art can be realized the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It is retouched following The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, etc. Tongfangs The other technologies scheme of case and the spirit and scope without departing from the utility model.

It will be understood by those skilled in the art that in the exposure of the utility model, term " longitudinal direction ", " transverse direction ", "upper", The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, and It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore Above-mentioned term should not be understood as limiting the present invention.

It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment, The quantity of one element can be one, and in a further embodiment, the quantity of the element can be it is multiple, term " one " is no It can be interpreted as the limitation to quantity.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into Row combination and combination.

A kind of naturally flat bottom provided by the utility model, can be adapted for a common carton, carton, paper process Product, folding carton, the cabinets such as dermatotome case, before use, the naturally flat bottom can be folded coincidence into flat state, reduction is occupied Space, when in use, user only need primary packaging movement that can make the naturally flat bottom molding, so that the bottom of the cabinet is closed Stereochemical structure is maintained into, for one article of packaging.

Naturally the flat bottom of the utility model as shown in Figures 1 to 4, it is suitable for a cabinets 10, and wherein the cabinet 10 has Four side walls 11 (being divided into the first side wall 111, second sidewall 112, third side wall 113 and the 4th side wall 114), 121 and of a upper box lid Naturally the flat bottom 122, wherein four side wall 11 surrounds a containing cavities 13 and upper and lower two openings (upper opening 131 end to end With under shed 132).The upper box lid 121 is set pivotly should to open and close in the upper side edge 1111 of the first side wall 111 Upper opening 131 of containing cavities 13, wherein the naturally flat bottom 122 is set pivotably in four side wall 11 with cross seal The under shed 132 of the containing cavities 13 is closed, in order to pack the article.Wherein the naturally flat bottom 122 is by four cross parts Part composition closes the under shed 132 by intersecting assembling, and then encapsulates the article.

The tail end of 4th side wall 114 has a connection piece 1141 being pivotly integrally connected, in the 4th side wall 114 when being enclosed to the head end of the first side wall 111, which is preferably amylan and is adhered to the first side wall 111, Wherein the connector 1141 is overlapped with the first side wall 111, enables the 4th side wall 114 and the first side wall 111 seamless It links together, so that the side wall of the cabinet 10 is closed, prevents article from leaking.

As shown in Figure 1, in the present embodiment, the naturally flat bottom 122 includes one first main part 1221, one first side part 1222, one second main part 1223 and one second side part 1224, wherein first main part 1221 pivotably may connect to this first The lower side of side wall 111, wherein first side part 1222 is pivotably connected to the lower side of the second sidewall 112, wherein Second main part 1223 is pivotably connected to the lower side of three side wall 113, and wherein second side part 1224 is pivotable Ground is connected to the lower side of the 4th side wall 114, wherein first main part 1221, first side part 1222, second main part 1223 can be assembled into the naturally flat bottom 122 by intersection just and close the under shed 132 with second side part 1224.

First main part 1221 includes one first main body 12211 and one first connector 12212, wherein described first is main The bottom edge of body 12211 and the lower side of the first side wall 111 are integrally pivotably connected, and wherein first main body 12211 is neighbouring The side of first side part 1222 has one first connection bevel edge 122111, and wherein first connector 12212 is pivotable Ground is integrally connected to the first connection bevel edge 122111.

First side part 1222 is implemented as trapezoidal structure, wherein the longer bottom edge quilt of first side part 1222 It is integrally pivotably connected to the lower side of the second sidewall 112, wherein one first oblique side of first side part 1222 12221 connect 122111 length of bevel edge with described first and slope is equal.First side part 1222 and first main part 1221 First connector 12212 and first main body 12211 part it is overlapped, the wherein first oblique side 12221 and should First connection bevel edge 122111 is completely coincident together just, so that first side part 1222 and first main part 1221 being capable of edges The first connection relative rotation between 0 ° to 180 ° of bevel edge 122111.

First side part 1222 have one first join domain 12222, wherein first join domain 12222 with should The corresponding weight merga pass amylan of first connector 12212 links together, wherein using amylan by first connector 12212 are fixed in first join domain 12222 of first side part 1222.

It is noted that first connector 12212 is an irregular structure, it is embodied as a pentagon knot Structure, the wherein area equation of the area of first connector 12212 and first join domain 12222, and no more than this first The area of side part 1222 enables first connector 12212 to be bonded overlapping completely and is adhered to first side part 1222, in turn First main body 12211 is set to be pivoted on first side part 1222 along the first connection bevel edge 122111.

It is described together with the first side wall 111 is superimposed with the second sidewall 112 as shown in Fig. 2, before packing First main body 12211 is switched to along the lower side of the first side wall 111 close to the first side wall 111, wherein described One side part 1222 is switched to close to first main body 12211 (i.e. at the cabinet 10 along the first connection bevel edge 122111 When flat state, first side part 1222, first connector 12212, first main part 12211, described first Angle between side wall 111 and the second sidewall 112 5 is 0 °), wherein first connector 12212 is superimposed in institute It states between the first side part 1222 and first main body 12211, so that first side part 1222 and first main part 1221 It is overlapped between the first side wall 111 and the second sidewall 112 and is in perpendicular closed state.

Packaging when, the first side wall 111 by pivoting vertical in the second sidewall 112, wherein first main part 1221 are pivoted 90 ° extremely perpendicular to the first side wall 111, wherein first side part 1222 is pivoted 90 ° to perpendicular to institute Second sidewall 112 is stated, and then the cabinet 10 is made to form stereochemical structure.Wherein first connector 12212 connects along described first It connects 180 ° of the pivot of bevel edge 122111 and is in same plane with first main body 12211, wherein first side part 1222 is along institute It states 180 ° of the first connection bevel edge 12211 pivot and is in horizontal plane closed state with first main part 1221, and then forming should Naturally the half of flat bottom 122.

Correspondingly, second main part 1223 includes one second main body 12231 and one second connector 12232, wherein institute The bottom edge for stating the second main body 12231 and the lower side of the third side wall 113 are integrally pivotably connected, wherein second main body 12231 have one second connection bevel edge 122311 adjacent to the side of second side part 1224, wherein second connector 12232 are pivotly integrally connected to the second connection bevel edge 122311.

Second side part 1224 is implemented as trapezoidal structure, wherein the longer bottom edge quilt of second side part 1224 It is integrally pivotably connected to the lower side of the 4th side wall 114, wherein one second oblique side of second side part 1224 12241 connect 122311 length of bevel edge with described second and slope is equal.Second side part 1224 and second main part 1223 Second connector 12232 and second main body 12231 part it is overlapped, the wherein second oblique side 12231 and should Second connection bevel edge 122311 is completely coincident together just, so that second side part 1224 and second main part 1223 being capable of edges The second connection relative rotation between 0 ° to 180 ° of bevel edge 122311.

Second side part 1224 have one second join domain 12242, wherein second join domain 12242 with should The corresponding weight merga pass amylan of second connector 12232 links together, wherein using amylan by second connector 12232 are fixed in second join domain 12242 of second side part 1224.

It is understood that first connector 12212, first join domain 12222, second connector 12232 can be equal with the shape of second join domain 12242, area, can also be equal to each other.

Similarly, before packing, which is in flat state, wherein second side part 1224, second company Angle between fitting 12232, second main part 12231, the third side wall 113 and the 4th side wall 114 5 is equal It is 0 °.

Packaging when, the third side wall 113 by pivoting vertical in the 4th side wall 114, wherein second main part 1223 are pivoted 90 ° extremely perpendicular to the third side wall 113, wherein second side part 1224 is pivoted 90 ° to perpendicular to institute State the 4th side wall 114, so form the naturally flat bottom 122 the other half, and make the cabinet 10 formed stereochemical structure.

When the cabinet 10 is in stereochemical structure, first main part 1221 and second main part 1223 mutually block just It is combined to form a snap-in structure and can not open, then make after being lockked by the latch fitting 20 by the upper box lid 121 Four side walls for obtaining the cabinet 10 can not be overlapped again to above-mentioned flat state, and then keep the naturally flat bottom 122 It can not be opened in the case where engaging closed state.

That is, when four walls of the cabinet 10 are extruded in plane closed state, first main part 1221, first side part 1222, second main part 1223 and second side part 1224 be superimposed four walls it Between, and then it is able to maintain the cabinet 10 in flat state, reduce occupied space volume.

As shown in figure 3, user can apply an opposing compression power F from the two sides of the cabinet 10 in packaging, make the cabinet 10 Four walls formed rectangular parallelepiped structure, wherein first main part 1221, first side part 1222, second main part 1223 The naturally flat bottom 122 of enclosed construction can be pivotally overlapped into just with second side part 1224.It can be seen that User need to only apply primary opposing compression power F, which can form stereochemical structure, and this of the cabinet 10 is put down naturally Bottom 122 can directly form enclosed construction just, without manually encapsulating the naturally flat bottom 122 again, and then reduce Technology of the package improves packaging efficiency and saves cost.

Specifically, first main body 12211 includes a first substrate 122112 and one first fastener 122113, wherein institute The lower side of the connecting pin and the first side wall 111 of stating first substrate 122112 is integrally connected, wherein the first substrate 122112 free end is integrally connected with first fastener 122113, wherein the first substrate 122112 connects along described first Bevel edge 122111 is connect pivotly to be connected with 12212 one of the first connector.

The length of the free end for being shorter in length than the first substrate 122112 of first fastener 122113, wherein described One freedom portion of first substrate 122112 between first fastener 122113 and first connector 12212, wherein The side of the freedom portion of the first substrate 122112 and first fastener 122113 forms one first card slot 122114, In the first substrate 122112 the freedom portion it is concordant with first fastener 122113 and with first connector, 12212 one Molding, it is either slightly short or be slightly longer than first fastener 122113.So that after packaging, the freedom of the first substrate 122112 Portion can reduce the gap formed between first main body 12211 and second main body 12231 because collapsing just, prevent inside Article is stolen or loses.Meanwhile the freedom portion of the first substrate 122112 is compared to traditional bottom, the first substrate 122112 freedom portion is to have newly increased part cardboard area, is extended over enabling freedom portion many areas as far as possible Second main body 12231, so that first main body 12211 can keep formation state i.e. naturally flat in its natural state, without Easily collapse.

It is noted that the free end of first side part 1222 has newly-increased certain area cardboard that body extends one by one Balance portion 12223, wherein the balance portion is the cardboard of a part of area newly increased on the outside of first side part 1222 so that should The length or width of first side part 1222 increase, and wherein the balance portion can be concordant with the free end of first main part 1221 Or it is not concordant.I.e. first side part 1222 is the biggish class trapezium structure of a width or class triangular structure.Compared to biography The bottom of system, newly-increased balance portion 12223 of first side part 1222, so that the balance portion 12223 of first side part 1222 Side tilt angle be greater than 45 °, i.e. the balance portion 12223 can be extended over by many areas as far as possible in second main part 1223 bottom end, so that first main part 1221 is in nature level state.

Identical, second side part 1224 and the shape and structure of first side part 1222, size are similar to equal, this The free end of two side parts 1224 also has a balance portion 12243.In packaging, 12223 quilt of balance portion of first side part 1222 Overlapping is covered on the end portion of second main part 1223, prevents first main part 1221 from collapsing.The balance of second side part 1224 Portion 12243 is covered on the end portion of first main part 1221 by overlapping, prevents second main part 1223 from collapsing, so make this first Main part 1221 and second main part 1223 are naturally held in same plane state, collapse without self-assembling formation.

Correspondingly, second main body 12231 includes a second substrate 122312 and one second fastener 122313, wherein institute The lower side of the connecting pin and the third side wall 113 of stating the second substrate 122312 is integrally connected, wherein the second substrate 122312 free end is integrally connected with second fastener 122313, wherein the second substrate 122312 connects along described second Bevel edge 122311 is connect pivotly to be connected with 12232 one of the second connector.

Second main body 12231 is similar with the shape and structure of first main body 12211, size, wherein described second One free margins of substrate 122312 between second fastener 122313 and second connector 12232, wherein this The side of the free margins of two substrates 122312 and second fastener 122313 forms one second card slot 122314.

That is, the freedom portion of the first substrate 122112, which is extended, is covered on the second substrate in packaging The downside of 122312 second card slot 122314, the freedom portion of the second substrate 122312, which is extended, is covered on first base The downside of first card slot 122114 of plate 122112, and then be mutually clamped and prevent the naturally flat bottom natual subside, that is, it keeps In natural level state.Meanwhile by this of the balance portion 12223 of the first above-mentioned side part 1222 and second side part 1224 The effect in balance portion 12243 further strengthens the naturally flat bottom and is in nature level state.

As can be seen that first join domain 12222 of first side part 1222 is located at first side part 1222 Middle part, and do not extend to side, i.e. the balance portion 12223 of first side part 1222 is newly increasing for first side part 1222 It is not connected with the part cardboard of first main part 1221, which is extended over by pivot in second master Part 1223.Identical, second join domain 12242 of second side part 1224 is also in second side part 1224 Portion, details are not described herein.

Specifically, which is a kind of V-shape card slot, wherein first card slot 122114 be located at this first The middle part of the free end of main part 1221E.First card slot 122114 includes one first sharp slot 1221141 and one first fluting 1221142, wherein the first sharp slot 1221141 is located at the bottom of first card slot 122114, wherein first fluting 1221142 are gradually expanded outward from the described first sharp slot 1221141.Wherein the first sharp slot 1221141 is implemented as a bottom Sharper V-shaped groove, wherein first fluting 1221142 is implemented as the opening along the first sharp slot 1221141 gradually to extending out Big V-type open slot.

Correspondingly, second card slot 122314 is consistent with 122114 shape size of the first card slot, wherein described second Card slot 122314 is located at the middle part of the free end of second main part 1221E, and in the same manner, second card slot 122314 includes one the Two sharp slots 1223141 and one second fluting 1223142, wherein second fluting 1223142 is along the described second sharp slot 1223141 Opening gradually expand outward.

In a kind of wherein embodiment, the subtended angle of the described first sharp slot 1221141 and the second sharp slot 1223141 is equal It is arranged to 30 ° or so, the subtended angle of first fluting 1221142 and second fluting 1223142 is all set to 45 ° of left sides It is right.

In another embodiment, the subtended angle quilt of the described first sharp slot 1221141 and the second sharp slot 1223141 30 ° or so are set as, the subtended angle of first fluting 1221142 and second fluting 1223142 is all set to 90 ° or so.

It will be understood by those skilled in the art that the described first sharp slot 1221141, the second sharp slot 1223141, first fluting The subtended angle of 1221142 or described second flutings 1223142 can be set individually any different between 0 to 180 ° Angle or identical angle.

That is, first main part 1221 is equal with the shape and structure of second main part 1223, but position on the contrary, In packaging, the free end of first main body 12211 is fastened togather to be formed with the free end of second main body 12231 just Engage enclosed construction.In the snap-in structure, it is described first fluting 1221142 and it is described second fluting 1223142 opening compared with Big and position can just intersect, so that first card slot 122114 and second card slot 122314 intersect just It is fastened togather, wherein second fastener 122313 is superimposed in 122112 downside of first substrate, first fastener 122113 It is superimposed in 122312 downside of the second substrate.Meanwhile the first sharp slot 1221141 of first card slot 122114 just with The sharp engaging of slot 1223141 of described the second of second card slot 122314 intersects so that first main part 1221 with should The fixation of second main part 1223 intersects and can not be mutually shifted.

In other words, when the naturally flat bottom 122 forms the snap-in structure, first fastener of first main part 1221 122113 are limited in downside and can not be raised, second main part 1223 by the second substrates 122312 of second main part 1223 Second fastener 122313 by the first substrate 122112 of first main part 1221 be limited in downside and can not be raised, It and then together with being mutually clamped first main part 1221 with second main part 1223, beat the naturally flat bottom 122 can not It opens.

The middle part intersecting angle of the naturally flat bottom of the cabinet tilts, i.e. the first substrate 122112 and first fastener The 122113 intersecting angle θ after intersecting second main part 1223 is the subtended angle of first card slot 122114, that is, is nearly equal to 0 °, And it is not equal to 90 °.When the naturally flat bottom 122 is when stress collapses, first main part 1221 and second main part 1223 from It is collapsed downwards by holding, so that this of first card slot 122114, the first sharp slot 1221141 and second card slot 122,314 the Two sharp slots 1223141 are separated from each other, but due to intersecting angle θ is gradually expanded from 0 ° and the naturally flat bottom 122 collapses depth Spend it is limited so that the first substrate 122112 still maintain cover second card slot 122314 this second fluting 1223142, The second substrate 122312 still maintains first fluting 1221142 for covering first card slot 122114, i.e., will not be at this Naturally there is biggish crossed slit in the middle part of flat bottom 122.Under normal circumstances, the size of the crossed slit and the first sharp slot 1221141 or the second sharp slot 1223141 it is equal in magnitude so that internal packaged small article is also difficult from first point Slot 1221141 or the second sharp slot 1223141 leak, and then can prevent the loss of internal products to be packaged.

Naturally a kind of relatively narrow embodiment of size of the flat bottom as shown in Figure 4, wherein the length of the cabinet 10 is larger In width, i.e. the size of the cabinet 10 is relatively narrow.To guarantee that the naturally flat bottom 122 of the cabinet 10 can be by successfully from flat Surface state one-pass molding stereoscopic-state, first fluting 1221142 and second fluting 1223142 dehisce slightly to increase Greatly, that is to say, that the middle part of the free end of the first substrate 122112 and the second substrate 122312 has been removed part paper Plate, and then together with can not hindering first card slot 122114 that can be mutually clamped with second card slot 122314.That is, According to the difference of the ratio of the length and width dimensions of the cabinet 10, Aspect Ratio is bigger, can successfully to form the naturally flat bottom 122, the area of the part cardboard removed is bigger, so that first fluting 1221142 and second fluting 1223142 It dehisces bigger.

As illustrated in fig. 1, it is preferred that the cabinet 10 further includes a latch fitting 20, wherein the latch fitting 20 is arranged at The free end of the upper box lid 121 is opened on this from the upper side edge 1131 for the third side wall 113 for locking in the cabinet 10 with closing Mouth 131, the latch fitting 20 is arranged between the free end of the upper box lid 121 and the upper side edge 1131 of the third side wall 113, when The upper box lid 121, which is switched to, closes the upper opening 131, i.e. the free end of the upper box lid 121 is pivotally placed in the third When the upper side edge 1131 of side wall 113, the latch fitting 20 can be formed with being user-operably it is self-locking so that the upper box lid 121 from It is fixed in the upper side edge 1131 of the third side wall 113 by end, is in the upper opening 131 always and is closed state.

The latch fitting 20 includes a lock tongue 211 and a shank of the key 212, wherein the lock tongue 211 of the latch fitting 20 is set In the free end of the upper box lid 121, wherein the shank of the key 212 of the latch fitting 20 is arranged at and the upper box lid 121 The upper side edge 1131 of the adjacent third side wall 113 in the free end, wherein the lock tongue 211 can be operated with the shank of the key 212 Ground lock together to be formed it is self-locking.

In the consumer packaging article, user is first by the first side wall 111, the second sidewall 112, the third side Wall 113 and the 4th side wall 114 pre-fold into stereoscopic-state to form the containing cavities 13 and store the article, wherein the 4th side The connector 1141 of wall 114 is adhered to the first side wall 111 by glue, wherein the latch fitting 20 can by user's operation The self-locking structure is formed, the free end of the upper box lid 121 is made to be fixed in the side 1131 of the third side wall 113 to close the case The upper opening 131 of body 10.

In the present embodiment, the cabinet further includes disassembling 30, and it is that one can operatively be dismantled the case that wherein this, which disassembles 30, The removable structure of body, wherein this is disassembled 30 and is arranged on the upper box lid 121, and is located at the downside of the lock tongue 211, and wherein this is torn open Part 30 can be dismantled with being user-operably separates the upper box lid 121 with the lock tongue 211, i.e., the latch fitting 20 is located away from the upper box lid 121, so that the free end of the upper box lid 121 is separated with the third side wall 113, and then user can be by the upper box lid 121 pivotally It raises, to open the upper opening 131, takes out the article.

This is disassembled 30 and tears portion 33 open in advance including an operation portion 31, an ontology 32 and one, and wherein the upper box lid 121 includes a base Plate 1211 and a connecting plate 1212, wherein the connecting plate 1212 is integrally connected to the tongue of the lock tongue 211 of the latch fitting 20 Body 2111, wherein the substrate 1211 is integrally connected to the side wall 111, disassembles 30 wherein described and is integrally connected to the company Between fishplate bar 1212 and the substrate 1211.The two sides of the ontology 32 are integrally connected to the connecting plate 1212 and the base respectively Plate 1211, wherein the pre- connection side torn portion 33 open and be arranged on the ontology 32 and the connecting plate 1212 and the substrate 1211, The pre- portion 33 of tearing open can be dismantled the ontology 32 operatively to disconnect the connecting plate 1212 and the substrate 1211, wherein described Operation portion 31 is operably disposed the ontology 32, pre- tears the ontology 32 along this open so that user can operate the operation portion 31 Portion 33 is dismantled to disconnect the connecting plate 1212 and the substrate 1211, and then divides the connecting plate 1212 with the substrate 1211 From enabling the substrate 1211 to be pivoted open the upper opening.

In the present embodiment, the cabinet further includes one group of reinforcer 40, and wherein the reinforcer 40 is arranged at close to this The inner wall of cabinet 10, so that the wall of the cabinet increases by one layer or two layers of thickness, to increase compression strength.

Then, it is lockked by the upper box lid 121 by the latch fitting 20, since the upper box lid 121 is a whole cardboard, makes Four walls for obtaining the cabinet 10 can not be superimposed to flat state, and the naturally flat bottom 122 is also just made to remain at the card The closed state of structure is closed, and then only could open the containing cavities 13 from the upper box lid 121.

As shown in figure 5, there is gap to improve the naturally flat bottom 122, can be fixed respectively using two connectors 50 The cardboard of the overlapped part of the naturally flat bottom 122 is connected, so that the naturally flat bottom 122 can not collapse when being pressurized It falls into and forms gap.Specifically, one of them connector 50 be fixedly connected on first side part 1222 local edge and Second main body 1223, so that together with first side part 1222 is fixedly connected with second main body 1223, and can not Generate gap.Similarly, another connector 50 is fixedly connected on the local edge of second side part 1224 and described First main body 1221 so that second side part 1224 be fixedly connected with first main body 1221 together with and seam can not be generated Gap.Certainly, those skilled in the art should be appreciated that the connector 50 is also possible to be arranged on its of the naturally flat bottom 122 The region for the cardboard that he is overlapped, it is only necessary to make the naturally flat bottom 122 that can not generate gap.

It should be pointed out that the connector 50 is implemented as ordering needle, drawing pin, penetration peg, bail or sewing line etc. can Be penetrating type be fixedly connected with the couch board of the naturally flat bottom 122, connect the couch board with being also possible to snap-type, Herein with no restrictions.In practical applications, which, which is fixedly connected, makes the naturally flat bottom 122 that can not generate gap, When packing article, the article inside the cabinet 10 almost can not play the effect for reinforcing leakproof from bottom leakage or loss.

It should be understood by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings are only used as It illustrates and is not intended to limit the utility model.The purpose of this utility model completely and effectively realizes.The function of the utility model Energy and structural principle show and illustrate in embodiment, under without departing from the principle, the embodiments of the present invention Can there are any deformation or modification.

Claims

1. a naturally flat bottom, wherein the naturally flat bottom is suitable for being arranged on a cabinet characterized by comprising

One first main part；

One first side part；

One second main part；With

One second side part, wherein first main part, first side part, second main part and second side part can pivots suitable for being distinguished It is connected to four side walls of the cabinet with turning and intersects the opening for closing the cabinet, wherein first main part is pivotably connected In first side part, wherein second main part is pivotably connected to second side part, wherein first main part from By side have one first card slot, wherein the free margins of second main part have one second card slot, wherein first card slot and Second card slot is suitable for being fastened togather first main part and second main part.

2. naturally flat bottom according to claim 1, wherein first card slot includes that one first sharp slot and one first slot, Wherein the described first sharp slot is arranged at the bottom of first card slot, wherein first fluting is outside from the described first sharp slot It is gradually expanded, wherein second card slot includes one second sharp slot and one second fluting, wherein the described second sharp slot is arranged at The bottom of second card slot, wherein second fluting is gradually expanded outward from the described second sharp slot.

3. naturally flat bottom according to claim 1 or claim 2, wherein first main part includes that one first main body and one first connect Fitting, wherein first connector is pivotably connected to first main body, wherein first connector is connected In first side part, wherein second main part includes one second main body and one second connector, wherein second connection Part is pivotably connected to second main body, wherein second connector is connected to second side part.

4. naturally flat bottom according to claim 3, wherein first connector, which is used amylan, is adhered to described One side part, wherein second connector, which is used amylan, is adhered to second side part.

5. naturally flat bottom according to claim 1 or claim 2, wherein the free end of first side part has a balance portion, Described in the first side part the balance portion be suitable for extend in the bottom end of second main part, wherein second side part from There is a balance portion by end, wherein the balance portion of second side part is suitable for extending in the bottom end of first main part.

6. naturally flat bottom according to claim 5, wherein the balance portion is increased wherein the one of first side part The cardboard of side, wherein the side tilt angle in the balance portion of first side part is greater than 45 °.

7. naturally flat bottom according to claim 3, wherein the free end of first side part has a balance portion, wherein institute The balance portion for stating the first side part is suitable for being covered on the bottom end of second main part, wherein the free end of second side part has One balance portion, wherein the balance portion of second side part is suitable for being covered on the end portion of first main part.

8. naturally flat bottom according to claim 7, wherein the balance portion is increased wherein the one of first side part The cardboard of side, wherein the side tilt angle in the balance portion of first side part is greater than 45 °.

9. naturally flat bottom according to claim 1, wherein the freedom portion of first main part be extended be covered on this second The downside of second card slot of main part, wherein the freedom portion of second main part be extended be covered on first main part this The downside of one card slot.

10. naturally flat bottom according to claim 3, wherein the freedom portion of first main part be extended be covered on this second The downside of second card slot of main part, wherein the freedom portion of second main part be extended be covered on first main part this The downside of one card slot.