CN206231745U - A kind of packing case for the inner support of packing case and comprising it - Google Patents

Abstract

The utility model is related to package design technical field, more particularly to a kind of packing case for the inner support of packing case and comprising it, support includes two parallel horizontal plates, two parallel longitudinal plates and a longitudinal plug-in card, inserting groove is offered on the horizontal plate and longitudinal plate, the horizontal plate and longitudinal plate are in groined type support by the mutual clamping of the inserting groove, the upper end that the longitudinal plate of described two is located at the part between two horizontal plates offers the first groove, longitudinal plug-in card is parallel to longitudinal plate and between two longitudinal plates, longitudinal plug-in card passes through inserting groove and the horizontal plate clamping, bottom of the lower edge of longitudinal plug-in card higher than first groove.Can be used for fixing plate-like articles, T-shaped article, the article of the various given shapes such as bar-type article or U-shaped article.

Description

A kind of packing case for the inner support of packing case and comprising it

Technical field

The utility model is related to package design technical field, more particularly to a kind of inner support for packing case and comprising Its packing case.

Background technology

Packing case generally includes package carton and packaging inner box (packaging Neto).The Main Function for packing inner box is for putting The product in package carton is placed on, prevents from colliding between adjacent product or being touched with the hard thing outside package carton Hit, serve a damping, the effect of protection product.

As in the prior art, a kind of use is disclosed in the Chinese utility model patent of Publication No. CN104015974A In the inner support of packing case, one piece of base plate is included, extend on the top of the side of the base plate two and into the left side of symmetrical structure Baffle plate and right-hand apron, offer at least one first grooves on the left side baffle plate, offered on the right-hand apron with The first groove on the second groove of the first number of recesses identical, and each left side baffle plate faces a right side gear The second groove on plate；Some first inserting grooves are offered on the left side baffle plate, offered on the right-hand apron with The first inserting groove on the second inserting groove of the first inserting groove quantity identical, and each left side baffle plate faces one The second inserting groove on right-hand apron；Also include with the first inserting groove quantity identical dividing plate, opened up on the dividing plate There are the 3rd inserting groove and the second inserting groove, the 3rd inserting groove and the first inserting groove shape adaptation and be mutually inserted one Rise, the 4th inserting groove and the second inserting groove shape adaptation and together with being mutually inserted, the dividing plate is by described the One inserting groove and the 3rd inserting groove, the cooperation between second inserting groove and the 4th inserting groove are plugged on the left side Between side shield and right-hand apron, and the dividing plate is after being plugged in the left side baffle plate, right-hand apron, the dividing plate Top it is concordant with the top of the left side baffle plate, right-hand apron.The technical scheme of the patent is divided box house by support Multiple storage areas are segmented into, prevent between adjacent product and the collision between product and casing, and open up groove being easy to take Put article.

But, above-mentioned patent and some other inner support of packaging box currently on the market, effect are limited only to segmentation Storage area, prevents collision, for article (such as plate-like articles, T-shaped article, bar-type article or the U-shaped of some special constructions Shape article etc.) fixation be more short of, and the article of this class formation generally has thinner end, not fix easy The damage of packing box is caused, and then damage of product may be caused.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of bag for fixing special construction article Mounted box inner support.

To achieve these goals, the utility model provides a kind of inner support for packing case, including at least one Groined type carrier unit, the groined type carrier unit include two parallel horizontal plates, two parallel longitudinal plates and Inserting groove is offered on one longitudinal plug-in card, the horizontal plate and longitudinal plate, the horizontal plate and longitudinal plate lead to The inserting groove is crossed to be mutually inserted in groined type, and the upper limb and lower edge of the horizontal plate and longitudinal plate are respectively positioned on same water In plane, the upper limb that two described longitudinal plates are located at the part between two horizontal plates offers the first groove, described vertical To plug-in card parallel to longitudinal plate and between two longitudinal plates, longitudinal plug-in card passes through inserting groove and the horizontal plate Grafting, the bottom land of the lower edge higher than first groove of longitudinal plug-in card, upper limb and the longitudinal direction of longitudinal plug-in card are inserted The upper limb of plate is located in same level.

Can be used for placing plate-like articles in the first groove on two horizontal plates, the width and depth of groove can bases The specification of the plate-like articles that needs are placed is customized processing, for the plate below further fixation after longitudinal plug-in card insertion Shape article；In addition horizontal plate and longitudinal plate are linked together by way of grafting, structure is more firm, can prevent Stress concentration in horizontal direction causes horizontal plate or longitudinal plate corrugation and is damaged.

The width of first groove is preferably 1/2~4/5 of distance between two longitudinal plates.

Further, the upper limb of the horizontal plate and longitudinal plug-in card offers the second groove, on longitudinal plug-in card Second groove is located between two horizontal plates, and the second groove on two horizontal plates is oppositely arranged.Horizontal plate and longitudinal direction The second groove on plug-in card can be used for fixing the article of T-Type structure, and T-shaped cross bar is placed on horizontal plate Just to two the second grooves in, the montant of T-shaped article is placed in the second groove of longitudinal plug-in card.Can on longitudinal plug-in card Multipair second groove can be set to set multiple second grooves, on horizontal plate, so as to realize placing multiple T-shaped articles Function.Certainly, just to two width of the second groove can with it is identical can also be inconsistent, can according to place T-shaped The The concrete specification size of article has processing made to order.

One end of first bottom portion of groove offers the 3rd groove, can be placed in two the 3rd grooves of longitudinal plate The article of elongated rod shape, in addition the first groove and the 3rd groove connect together and form a groove for L-shaped, can be used for placing solid Determine the L-shaped article in cross section.

Further, the upper limb of longitudinal plug-in card and two same one end of longitudinal plate offers the 4th groove, three Individual 4th groove is oppositely arranged and depth is identical, and the 4th groove is used for the fixed article in strip.Preferably, the 4th is recessed The inner edge of groove can be provided with projection, strengthen the 4th groove and the extruding force for being placed on strip article therein, make to fix more Plus it is firm.

Further, the 5th groove is offered on the longitudinal plate of described one, the 5th groove is located at the 4th groove Between horizontal plate and bottom land is less than the lower edge of longitudinal plug-in card, through hole is offered on another longitudinal plate, it is described logical The top in hole is less than the lower edge of longitudinal plug-in card and just the 5th groove, the 5th groove and through hole cooperation can be used for admittedly Determine that one end is thicker, the thinner bar-type article of the other end, taper end is goed deep into through hole, and butt end inlay card is in the 5th groove.

Further, the support in packing case also includes base plate (11), and at least one is connected with the base plate Individual groined type carrier unit, is formed with upward projection on the base plate, draw-in groove, the horizontal plate are offered in the projection It is connected in the draw-in groove with the lower edge of longitudinal plate, first through hole is offered on the base plate, the first through hole is located at two Between individual horizontal plate.Can cause that overall structure is more stablized after base plate and the connection of groined type support, can be with first through hole For placing plate-like articles, plate-like articles that the geomery of through hole can be placed as needed are customized.

Further, longitudinal plate lower edge offers the 6th groove, and the 6th groove is located at two transverse directions and inserts Between plate, the 6th groove can allow to place the larger plate-like articles of thickness in first through hole, it is preferred that the width of the 6th groove Degree is not less than the width of first through hole corresponding below, the specification of the plate-like articles that depth can be placed as needed To customize.

Further, the horizontal plate offers U-shaped part fixing groove group with the lower edge of longitudinal plate, and the U-shaped part is consolidated Determine groove group including three the 7th grooves, one of them the 7th groove be opened in horizontal plate lower edge and positioned at two longitudinal plates it Between, two other the 7th groove is opened in longitudinal plate lower edge and is symmetrically distributed in the both sides of the horizontal plate.U-shaped part fixing groove The article that group takes the shape of the letter U for constant cross-section, the middle interconnecting piece inlay card of U-shaped article in the 7th groove of horizontal plate, both sides Inlay card is in the 7th groove of longitudinal plate.The U-shaped part fixing groove group can be provided with multiple.

Further, the second through hole is offered on the base plate, second through hole is located at U-shaped part fixing groove group lower section, On the one hand can be limited to the article of U-shaped in the second through hole by the second through hole, and fixed thickness on the other hand can be allowed larger U-shaped article, can be used for the article of the similar dustpan shape of solid shape.

Further, the horizontal plate lower edge offers the 8th groove, and the 8th groove is located at the end of horizontal plate Between longitudinal plate of portion and the close end, can be consolidated by the 8th relative groove being located at respectively on two horizontal plates Fixed length strip article fixes some articles in irregular shape in the other fixed structures of auxiliary.

The utility model additionally provides a kind of packing case, comprising casing and the above-mentioned inner support for packing case.

Using above-mentioned technical proposal, including following Advantageous Effects：

For being provided with various grooves and through hole in the inner support of packing case, can be used for fixing plate-like articles, T-shaped Article, the article of the various given shapes such as bar-type article or U-shaped article, processing is simple, Stability Analysis of Structures, anti-extrusion collision.And And the spatially setting straggly of each groove of the present utility model and through hole, being put into after variously-shaped part or article can be mutual Do not disturb, it is in good order, prevent the collision of part to be damaged.In addition each groove and through hole can cooperate, and play fixed each Plant the effect of article in irregular shape, it is not limited to lock the fixed article enumerated above.

Brief description of the drawings

Fig. 1 is the overall structure diagram of groined type carrier unit in the utility model；

Fig. 2 is the configuration schematic diagram of groined type carrier unit in the utility model；

Fig. 3 is a structural representation for longitudinal plate in the utility model；

Fig. 4 is the structural representation of another the longitudinal plate in the utility model；

Fig. 5 is the structural representation of the horizontal plate in the utility model；

Fig. 6 is the structural representation of the longitudinal plug-in card in the utility model；

Fig. 7 is the structural representation of the base plate in the utility model；

Fig. 8 is the schematic diagram of the inner support fixation plate-like articles that the utility model is used for packing case；

Fig. 9 is the schematic diagram of the T-shaped article of inner support fixation that the utility model is used for packing case；

Figure 10 is the schematic diagram of the inner support fixation strip article that the utility model is used for packing case；

Figure 11 is that the utility model is used for the inner support fixation U-shaped of packing case or the schematic diagram of dustpan-shaped article；

Figure 12 is the processing paperboard structure schematic diagram of longitudinal plate of the present utility model；

Figure 13 is the one of the present utility model processing paperboard structure schematic diagram of horizontal plate；

Figure 14 is the processing paperboard structure schematic diagram of another horizontal plate of the present utility model；

Figure 15 is the processing paperboard structure schematic diagram of longitudinal plug-in card of the present utility model；

Figure 16 is the processing paperboard structure schematic diagram of base plate of the present utility model；

In figure,

1st, longitudinal plate；2nd, horizontal plate；3rd, longitudinal plug-in card；4th, inserting groove；5th, the first groove；6th, the second groove；7th, Three grooves；8th, the 4th groove；9th, the 5th groove；10th, through hole；11st, base plate；12nd, it is raised；13rd, draw-in groove；14th, first through hole；15、 6th groove；16th, the 7th groove；17th, the second through hole；18th, the 8th groove；19th, projection；20th, plate-like articles；21st, T Product；22nd, strip article；23rd, reducing article；24th, U-shaped article.

Specific embodiment

To make the purpose of this utility model, technical scheme and advantage clearer, implement below in conjunction with the utility model Accompanying drawing in example, is clearly and completely described, it is clear that described reality to the technical scheme in the utility model embodiment It is a part of embodiment of the utility model to apply example, rather than whole embodiments.Based on the embodiment in the utility model, ability The every other embodiment that domain those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality new The scope of type protection.

In the utility model, term " on ", D score, "left", "right", "front", "rear", " top ", " bottom ", " interior ", " outward ", " in ", " vertical ", " level ", " transverse direction ", the orientation of the instruction such as " longitudinal direction " or position relationship be based on orientation shown in the drawings or Position relationship.These terms are not intended to limit indicated primarily to preferably describe the utility model and embodiment Device, element or part must have particular orientation, or be constructed and operated with particular orientation.

Also, above-mentioned part term is in addition to it can be used to indicate that orientation or position relationship, it is also possible to for representing it His implication, such as term " on " also be likely used for representing certain relations of dependence or annexation in some cases.For ability For the those of ordinary skill of domain, concrete meaning of these terms in the utility model can be as the case may be understood.

Additionally, term " installation ", " setting ", " being provided with ", " connection ", " connected " " socket " should be interpreted broadly.For example, can To be to be fixedly connected, it is detachably connected, or monolithic construction；Can mechanically connect, or electrical connection；Can be joined directly together, Or be indirectly connected to by intermediary, or be two connections internal between device, element or part.For For those of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.

Unless otherwise indicated, the implication of " multiple " is two or more.

The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.Fig. 1~16 Give specific embodiment of the present utility model.

As shown in Fig. 1~Fig. 6, the utility model provides a kind of inner support for packing case, including at least one well Font carrier unit, the groined type carrier unit includes the parallel and of longitudinal plate 1 of two parallel horizontal plates 2, two Inserting groove 4 is offered on one longitudinal plug-in card 3, the horizontal plate 2 and longitudinal plate 1, the horizontal plate 2 and longitudinal direction are inserted Plate 1 is mutually inserted in groined type by the inserting groove 4, and upper limb of the horizontal plate 2 with longitudinal plate 1 and the equal position of lower edge In in same level, two described longitudinal plates 1 are located at the upper limb of the part between two horizontal plates 2, and to offer first recessed Groove 5, parallel to longitudinal plate 1 and between two longitudinal plates 1, longitudinal plug-in card 3 passes through inserting groove to longitudinal plug-in card 3 4 is higher than the bottom land of first groove 5, longitudinal plug-in card 3 with the horizontal plate 2 clamping, the lower edge of longitudinal plug-in card 3 The upper limb of upper limb and longitudinal plate 1 be located in same level.

In above-mentioned implementation method, the first groove 5 is primarily used to fix plate-like articles 20, as shown in figure 8, specific operation Step is after horizontal plate 2 and longitudinal plate 1 are plugged in together by inserting groove 4, to form groined type carrier unit, will Finally be plugged on longitudinal plug-in card 3 on horizontal plate 2 in two the first grooves 5 of longitudinal plate 1 by the inlay card of plate-like articles 20, Plate article plays further fixation.

In the above-described embodiment, the width of first groove 5 be preferably distance between two longitudinal plates 1 1/2~ 4/5, specific width can be customized according to actual needs.

On the basis of above-mentioned implementation method, the upper limb of the horizontal plate 2 and longitudinal plug-in card 3 offers the second groove 6, The second groove 6 on longitudinal plug-in card 3 is located between two horizontal plates 2, and the phase of the second groove 6 on two horizontal plates 2 To setting.

As shown in figure 9, the second groove 6 on horizontal plate 2 and longitudinal plug-in card 3 can be used for fixing the thing of T-Type structure Product, the cross bar of T-shaped article 21 be placed on horizontal plate 2 just to two the second grooves 6 in, T-shaped article 21 Montant be placed in the second groove 6 of longitudinal plug-in card 3.Multiple second grooves 6, horizontal plate 2 can be set on longitudinal plug-in card 3 On multipair second groove 6 can be set, two T-shaped articles 21 can be prevented in Fig. 9, so as to realize placing multiple T-shaped The function of shape article 21.Certainly, just to two width of the second groove 6 can with it is identical can also be inconsistent, the example in Fig. 9 In two just to the width of the second groove 6 be to differ, can be according to the The concrete specification size of the T-shaped article 21 placed To have processing made to order.

It should be noted that, although the second groove 6 can be used to convenient fixed T-shaped article 21, but its function is simultaneously Be not limited to fixed T-shaped article 21, it is every can article of the inlay card in the second described groove 6 can be carried out fixing, Such as can be article, the article of the article, Nian fonts of Y-shaped or I-shaped article of elongated rod shape etc..

On the basis of above-mentioned implementation method, one end of the bottom of the first groove 5 offers the 3rd groove 7, and two are indulged To the article that elongated rod shape can be placed in the 3rd groove 7 of plate 1, the first groove 5 and the 3rd groove 7 connect together to be formed in addition One groove of L-shaped, can be used for placing the L-shaped article of constant cross-section.Certainly, the internal fixation plate shape thing of the first groove 5 While product 20, the 3rd groove 7 can be used for the article that inlay card fixes elongated rod shape.

On the basis of above-mentioned implementation method, the upper limb of longitudinal plug-in card 3 and two same one end of longitudinal plate 1 is opened The 4th groove 8 is provided with, three the 4th grooves 8 are oppositely arranged and depth is identical.

As shown in Figure 10, the 4th groove 8 is used for the fixed article in strip.The article of strip can be long cylinder Shape, flat long, or other strip articles 22 in irregular shape.When in use, straight line by the article of strip successively Inlay card enters in three the 4th grooves 8.Can be provided with projection 19 in the inner edge of the 4th groove 8, the groove 8 of enhancing the 4th with The extruding force of strip article 22 therein is placed on, makes to fix more firmly, for example in Fig. 10, projection 19 is arranged on vertical It is that projection 19 can be stuck in when having hole or recess on the article of required fixation on the 4th groove 8 of clamp Hole or recess so that structure is more firm.

On the basis of above-mentioned implementation method, the 5th groove 9, the described 5th are offered on a described longitudinal plate 1 Groove be located between the 4th groove 8 and horizontal plate 2 and the 5th groove lower edge of the bottom land less than longitudinal plug-in card 3, it is another Offer through hole 10 on individual longitudinal plate 1, the top of the through hole 10 less than longitudinal plug-in card 3 lower edge and just to described the Five grooves 9.

As shown in Figure 10, the 5th groove 9 and through hole 10 coordinate that to can be used for fixing reducing article 23, i.e. one end thicker, separately The thinner bar-type article in one end, specific fixed form is that taper end is goed deep into through hole 10, and butt end inlay card is in the 5th groove 9.

On the basis of above-mentioned implementation method, the inner support for packing case also includes base plate 11, the base plate 11 Upward raised 12 are formed with, the lower edge card of draw-in groove 13, the horizontal plate 2 and longitudinal plate 1 is offered on described raised 12 It is connected in the draw-in groove 13, first through hole 10 is offered on the base plate 11, the first through hole 10 is located at two horizontal plates 2 Between.

As shown in fig. 7, so that this only has a groined type carrier unit for the inner support of packing case as an example, the well word The bottom of shape carrier unit is connected with base plate 11, and the surrounding of the base plate 11 is formed with upward raised 12, on described raised 12 Offer draw-in groove 13, the horizontal plate 2 and longitudinal plate 1 are connected in the draw-in groove 13, the is offered on the base plate 11 One through hole 10, the first through hole 10 is located between two horizontal plates 2.

When groined type carrier unit has multiple, principle is identical, equal in the surrounding of base plate 11 and the relevant position of inside Raised and draw-in groove is set, can be used for two pieces multiple groined type carrier unit.

In this concrete structure, can cause that overall structure is more steady after base plate 11 and the connection of groined type carrier unit It is fixed, after packing case inner support is placed in packing case, the bottom surface of first through hole 10 and packing case together constitute one it is recessed The structure of channel-shaped, now can be used for placing plate-like articles 20 in first through hole 10, and the geomery of first through hole 10 can be with root Customized according to the plate-like articles 20 for needing to place.The edge of first through hole 10 is also provided with the extension for facilitating finger to stretch into Portion, can be the small irregular deformation in one, 10 edge of first through hole, after being put into plate-like articles 20, can stretch into finger, It is convenient to take out plate-like articles 20, there is more preferable impetus.

On the basis of above-mentioned implementation method, the lower edge of longitudinal plate 1 offers the 6th groove 15, and described 6th recessed Groove 15 is located between two horizontal plates 2, and the 6th groove 15 can allow to place the larger plate object of thickness in first through hole 10 Product 20, it is preferred that, not less than the width of first through hole 10 corresponding below, depth can be with root for the width of the 6th groove 15 Customized according to the specification of the plate-like articles 20 for needing to place.

On the basis of above-mentioned implementation method, the horizontal plate 2 offers U-shaped part and fixes with the lower edge of longitudinal plate 1 Groove group, the U-shaped part fixing groove group include three the 7th grooves 16, one of them the 7th groove 16 open up with horizontal plate 2 Edge and between two longitudinal plates 1, two other the 7th groove 16 is opened up and the lower edge of longitudinal plate 1 and is symmetrically distributed in the horizontal stroke To the both sides of plate 2.

As shown in figure 11, the article that U-shaped part fixing groove group takes the shape of the letter U for constant cross-section, connection in the middle of U-shaped article 24 In the 7th groove 16 of horizontal plate 2, both sides inlay card is in the 7th groove 16 of longitudinal plate 1 for portion's inlay card.

On the basis of above-mentioned implementation method, the second through hole 17, second through hole 17 are offered on the base plate 11 In U-shaped part fixing groove group lower section, can be limited to the article of U-shaped in the second through hole 17 by the one side of the second through hole 17, another Aspect can allow the article of the larger U-shaped article 24 of fixed thickness or dustpan shape, and dustpan is similar to when used for solid shape During the article of shape, the bottom surface inlay card of dustpan shape article is in the second through hole 17, and the both sides of dustpan shape article are potential vertical along blocking respectively To in two the 7th grooves 16 of plate 1, edge is then connected in the 7th groove 16 of horizontal plate 2 afterwards.The U-shaped part fixing groove Group can be provided with multiple.

On the basis of above-mentioned implementation method, the lower edge of horizontal plate 2 offers the 8th groove 18, the 8th groove 18 positioned at the ends of horizontal plate 2 and between longitudinal plate 1 of the end, cross and be located at respectively on two transverse direction plates 2 It is in irregular shape to fix some in the other fixed structures of auxiliary that the 8th relative groove 18 can fix strip article 22 Article.

On the basis of above-mentioned implementation method, the horizontal plate 2, longitudinal plate 1 and longitudinal plug-in card 3 in the utility model are equal It is corrugated multilayer structure, preferably four layers, and respective manufacture craft is relatively simple.Main Making programme is closed to select first Suitable individual layer corrugated paper, then cuts out suitable hole on corrugated paper, and as shown in Figure 12~15, described hole is each The symmetrical structure two-by-two of groove or hole, then corrugated paper is cut in place, by the list of the unit after cutting Layer corrugated paper carries out doubling along the axis of symmetry, bonds, that is, the corrugated multilayer wanted required for obtaining, the number of plies of corrugated multilayer Preferably four layers.As a example by shown in Figure 12, three broken lines are had, first by cardboard along most middle broken line along a side To doubling, then by the part on most both sides along the broken line on both sides with first time doubling when opposite direction doubling.

Figure 16 gives the processing mode schematic diagram of base plate 11, and base plate 11 uses single layer of pasteboard, cut on cardboard Cut the through hole 17 of first through hole in need 10 and second, and groove in cardboard edge also has draw-in groove 13, and edge for cutting Place is slightly longer than the actual size of base plate 11, then flips up edge, and needed for being formed raised 12.

The utility model additionally provides a kind of packing case, comprising casing and the above-mentioned inner support for packing case.

Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (10)

1. a kind of inner support for packing case, it is characterised in that including at least one groined type carrier unit, the groined type Carrier unit includes two parallel longitudinal plates (1), two parallel horizontal plates (2) and a longitudinal plug-in card (3), described Inserting groove (4) is offered on horizontal plate, longitudinal plate and longitudinal plug-in card, the horizontal plate and longitudinal plate are by described Inserting groove is mutually inserted in groined type, and the upper limb and lower edge of the horizontal plate and longitudinal plate are respectively positioned on same level On, the upper limb that two described longitudinal plates are located at the part between two horizontal plates offers the first groove (5), the longitudinal direction Parallel to longitudinal plate and between two longitudinal plates, longitudinal plug-in card passes through inserting groove and the horizontal inserting board to plug-in card Connect, the lower edge of longitudinal plug-in card is higher than the bottom land of first groove, the upper limb of longitudinal plug-in card and longitudinal plate Upper limb be located at same level on.

2. the inner support for packing case according to claim 1, it is characterised in that the horizontal plate and longitudinal plug-in card Upper limb offer the second groove (6), the second groove on longitudinal plug-in card is located between two horizontal plates, and two transverse directions The second groove on plate is oppositely arranged；One end of first bottom portion of groove offers the 3rd groove (7).

3. the inner support for packing case according to claim 1, it is characterised in that longitudinal plug-in card and two longitudinal plates The upper limb of same one end offer the 4th groove (8), three the 4th grooves are oppositely arranged and depth is identical.

4. the inner support for packing case according to claim 3, it is characterised in that opened on the longitudinal plate of described one The 5th groove (9) is provided with, the 5th groove is located between the 4th groove and horizontal plate and the bottom land of the 5th groove is less than institute The lower edge of longitudinal plug-in card is stated, through hole (10) is offered on another longitudinal plate, the through hole just to the 5th groove and leads to Lower edge of the top in hole less than longitudinal plug-in card.

5. the inner support for packing case according to claim any one of 1-4, it is characterised in that also including base plate (11) at least one groined type carrier unit, is connected with the base plate, upward projection (12), institute is formed with the base plate State and offered in projection draw-in groove (13), the lower edge of the horizontal plate and longitudinal plate is connected in the draw-in groove, the base plate On offer first through hole (14), the first through hole is located between two horizontal plates.

6. the inner support for packing case according to claim 5, it is characterised in that longitudinal plate lower edge is offered 6th groove (15), and the 6th groove is between two horizontal plates.

7. the inner support for packing case according to claim 5, it is characterised in that the horizontal plate and longitudinal plate Lower edge offer U-shaped part fixing groove group, the U-shaped part fixing groove group includes three the 7th grooves (16), and one of them the 7th Groove is opened in horizontal plate lower edge and between two longitudinal plates, and two other the 7th groove is opened in longitudinal plate lower edge And it is symmetrically distributed in the both sides of the horizontal plate.

8. the inner support for packing case according to claim 7, it is characterised in that second is offered on the base plate and is led to Hole (17), second through hole is located at U-shaped part fixing groove group lower section.

9. the inner support for packing case according to claim 5, it is characterised in that the horizontal plate lower edge is offered 8th groove (18), the 8th groove is located at the end of horizontal plate and between longitudinal plate of the end.

10. a kind of packing case, it is characterised in that comprising described in casing and any one of claim 1~9 in packing case Support.