CN217147042U - Packaging structure for wheelchair - Google Patents

Abstract

The utility model discloses a packaging structure for wheelchair relates to packing technical field. The packaging structure includes: an outer case and an inner assembly; an accommodating space for accommodating the internal assembly and the wheelchair is defined in the outer box body; the inner component is made of a material with buffering capacity and is arranged between the outer box body and the wheelchair; the inner wall of the internal component is provided with a limiting groove and an avoiding groove, the limiting groove is matched with the outer contour of a first type of part of the wheelchair so as to limit the first type of part, and the avoiding groove is used for avoiding a second type of part of the wheelchair; the bottom of the internal component is provided with an exhaust hole so as to place the internal component in the outer box body. Through the utility model discloses, can with the wheelchair is fixed can do again the wheelchair provides the protection, avoids the wheelchair is extruded and is damaged.

Description

Packaging structure for wheelchair

Technical Field

The utility model relates to the technical field of packaging, especially, relate to a packaging structure for wheelchair.

Background

The existing packaging structure for the wheelchair generally adopts a cloth container to wrap parts, a lithium battery and other electric appliances are packaged by a carton, and then the two parts are placed in the same box together for integral packaging. Such packaging structure is too simple, and in the express delivery transportation, spare part is easily by the collision extrusion and leads to damaging, if packaging structure falls from the eminence also easily because of inside no buffering leads to spare part to damage.

Therefore, the existing packaging structure for the wheelchair cannot provide enough protection for the wheelchair, and how to improve the structure of the packaging structure is a technical problem which needs to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model provides a packaging structure for wheelchair can with the wheelchair is fixed can do again the wheelchair provides the protection, avoids the wheelchair is extruded and is damaged.

The utility model provides a following scheme:

a packaging structure for a wheelchair, comprising: an outer case and an inner assembly;

an accommodating space for accommodating the internal assembly and the wheelchair is defined in the outer box body;

the inner component is made of a material with buffering capacity and is arranged between the outer box body and the wheelchair;

the inner wall of the internal component is provided with a limiting groove and an avoiding groove, the limiting groove is matched with the outer contour of a first type of part of the wheelchair so as to limit the first type of part, and the avoiding groove provides a buffer space for a second type of part of the wheelchair;

the bottom of the internal component is provided with an exhaust hole so as to place the internal component in the outer box body.

Optionally, the wheelchair comprises a bearing, a main wheel and an auxiliary wheel;

the internal component comprises a bottom piece, a top piece and two side pieces which are oppositely arranged, and the bottom piece is provided with the exhaust hole;

the limiting grooves comprise a first wheel limiting groove formed in the bottom piece and a second wheel limiting groove formed in the side piece respectively, and the first wheel limiting groove and the second wheel limiting groove are correspondingly arranged so that the adjacent first wheel limiting groove and the second wheel limiting groove jointly act to fix the main wheel;

dodge the groove including all setting up bearing on the bottom spare dodges the groove and the auxiliary wheel dodges the groove, and both are used for doing respectively the bearing with auxiliary wheel provides buffer space.

Optionally, a reinforcing rib is further arranged on the bottom piece, and the reinforcing rib is adjacent to the auxiliary wheel avoiding groove.

Optionally, the wheelchair further comprises an armrest, a seat, a stowable basket, and a backrest;

the limiting groove also comprises a handrail limiting groove, a seat limiting groove, a storage basket limiting groove and a backrest limiting groove;

each side piece is provided with one armrest limiting groove, one seat limiting groove, one storage basket limiting groove and one backrest limiting groove, the armrest limiting grooves on the side pieces are arranged in a mirror image mode, the seat limiting grooves on the side pieces are arranged in a mirror image mode, the storage basket limiting grooves on the side pieces are arranged in a mirror image mode, and the backrest limiting grooves on the side pieces are arranged in a mirror image mode.

Optionally, the inner assembly further comprises at least one stopper;

the limiting grooves further comprise limiting part limiting grooves, each side part is provided with at least one limiting part limiting groove, the limiting part limiting grooves on different side parts are arranged in a mirror image mode, and the limiting part limiting grooves are close to the main wheel;

two opposite ends of the same limiting part are respectively placed in two limiting part limiting grooves which are arranged on the two side parts in a mirror image mode.

Optionally, the number of the limiting members is two, and the two limiting members are respectively a first limiting member and a second limiting member;

each side piece is provided with two limiting piece limiting grooves which are a first limiting piece limiting groove and a second limiting piece limiting groove respectively, the first limiting piece limiting groove is used for fixing the first limiting piece, and the second limiting piece limiting groove is used for fixing the second limiting piece;

the first locating part limiting groove is close to a front wheel in the main wheel, the second locating part limiting groove is close to a rear wheel in the main wheel, the first locating part limiting groove is shared with the second wheel limiting groove used for fixing the front wheel, and the top of the first locating part limiting groove is closed to limit upward displacement of the first locating part.

Optionally, the wheelchair further comprises a seat cushion;

the spacing groove still includes the cushion spacing groove, each all set up one on the side spare the cushion spacing groove, and be located the difference two on the side spare the cushion spacing groove mirror image is arranged.

Optionally, the wheelchair further comprises a joystick and a button;

the avoiding groove further comprises an operating rod avoiding groove and a button avoiding groove, and the operating rod avoiding groove and the button avoiding groove are respectively formed in the positions, corresponding to the operating rod and the button, of the ejector piece.

Optionally, the inner wall of each side part is provided with at least one protruding structure extending in a direction close to the wheelchair near the top thereof, the bottom of the top part is provided with a connecting groove at a position corresponding to the protruding structure, and the protruding structure is matched with the connecting groove to connect the side part with the top part.

Optionally, at least one lightening slot and/or at least one lightening hole are/is further arranged on the inner assembly;

the inner component is made of polystyrene, and the density of the inner component is 15-30kg/m ³ Any one value of;

the outer box body is made of corrugated boards with preset layers.

According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:

the utility model provides a packaging structure for wheelchair passes through outer box with the inner assembly will the wheelchair parcel, through set up the spacing groove on the inner assembly and will some of wheelchair carry on spacingly, set up and dodge the groove and right another part of wheelchair is dodged, both can with the wheelchair is fixed can do the wheelchair provides the protection, and the inner assembly has certain buffer capacity, can protect inside wheelchair when packaging structure drops, and also can avoid the wheelchair is extruded and damages.

Further, through the bearing dodges the groove and makes the bearing is unsettled, avoids the bearing with the bottom part interferes, leads to spare part damage. Through when the groove is dodged to auxiliary wheel is unsettled, prevents when the transport falls auxiliary wheel touching the bottom part leads to auxiliary wheel's support fracture.

Of course, embodiments of the present invention need not achieve all of the advantages described above simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an outer case of a packaging structure for a wheelchair according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal components of the packaging structure for a wheelchair according to one embodiment of the present invention;

FIG. 3 is a schematic structural view of a wheelchair;

FIG. 4 is an exploded view of a packaging structure for a wheelchair according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a bottom piece of the packaging structure for a wheelchair according to an embodiment of the present invention;

FIG. 6 is a perspective view of a side member of the packaging structure for a wheelchair provided in accordance with an embodiment of the present invention;

FIG. 7 is a front view of a side member of the packaging structure for a wheelchair according to one embodiment of the present invention;

FIG. 8 is a schematic structural view of a top member of the packaging structure for a wheelchair according to an embodiment of the present invention;

FIG. 9 is a partial schematic structural view of a packaging structure for a wheelchair according to an embodiment of the present invention;

fig. 10 is a partial structural schematic view of a packaging structure for a wheelchair according to another embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.

It should be noted that the descriptions of the present invention in the directions of "left", "right", "upper", "lower", "top", "bottom", etc. are defined based on the relationship between the positions or positions shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the structures described must be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As discussed in the background, existing packaging for wheelchairs is too simple and does not provide adequate protection for the wheelchair. Therefore, the utility model provides a novel structure of a packaging structure for a wheelchair. Fig. 1 is a schematic structural view of an outer case of a packaging structure for a wheelchair according to an embodiment of the present invention. Fig. 2 is a schematic structural view of the internal components of the packaging structure for a wheelchair according to an embodiment of the present invention. As shown in fig. 1, the packaging structure generally includes an outer carton 100 and an inner assembly 200, as also described with reference to fig. 2. The outer case 100 defines therein an accommodating space for accommodating the inner assembly 200 and the wheelchair 300. The inner member 200 is made of a material having a buffering capacity, and is disposed between the outer case 100 and the wheelchair 300. Be provided with spacing groove 240 on the inner wall of internal component 200 and dodge groove 250, spacing groove 240 with the outline looks adaptation of the spare part of the first classification of wheelchair 300, in order to incite somebody to action the spare part of the first classification is spacing, it does to dodge groove 250 the spare part of the second classification of wheelchair 300 provides buffer space, and buffer space can do the spare part of the second classification of wheelchair 300 lets. An exhaust hole 214 is formed on the bottom of the inner member 200 to facilitate the inner member 200 to be placed in the outer case 100. The parts of the first category include parts that need to be limited and have certain stability, such as the main wheel 310 and the seat 330 of the wheelchair 300, and the parts of the second category include parts with poor stability, which need to be additionally protected, such as being suspended in the air, so as to avoid damage when being subjected to force, such as the auxiliary wheel 320 and the joystick of the wheelchair 300.

The above-mentioned packaging structure for wheelchair 300 passes through outer box 100 with the internal component 200 will wheelchair 300 parcel is through set up spacing groove 240 on the internal component 200 and will a part of wheelchair 300 is spacing, sets up and dodges groove 250 and right another part of wheelchair 300 dodges, both can with wheelchair 300 is fixed and can for wheelchair 300 provides the protection, and internal component 200 has certain buffer capacity, can protect inside wheelchair 300 when packaging structure drops, and also can avoid wheelchair 300 is extruded and is damaged.

Figure 3 is a schematic view of a wheelchair 300. As shown in fig. 3, the wheelchair 300 includes a main wheel 310, bearings, auxiliary wheels 320, armrests 340, a seat 330, a basket 360, a backrest 350, a seat cushion 370, a lever 380, and a button 390. The main wheels 310 are generally four in number and are divided into two front wheels and two rear wheels in positional relationship. The bearings are typically plural and typically include a front bearing and a rear bearing, and the auxiliary wheel 320 is typically disposed at the rear of the wheelchair 300, typically between the two rear wheels. The armrest 340 is positioned above the seat 330, the stowable basket 360 is positioned below the seat 330, the backrest 350 is positioned above and behind the seat 330, and the backrest 350 is folded when packaged. The seat cushion 370 and the seat 330 are of a separate structure. The following will describe in detail a packaging structure for a wheelchair 300 according to the present invention, taking the wheelchair 300 as an example.

Fig. 4 is an exploded view of a packaging structure for a wheelchair according to an embodiment of the present invention. Fig. 5 is a schematic structural view of a bottom member of the packaging structure for the wheelchair according to an embodiment of the present invention. Fig. 6 is a perspective view of a side member of a packaging structure for a wheelchair according to an embodiment of the present invention. Figure 7 is a front view of a side member of a packaging structure for a wheelchair according to one embodiment of the present invention. As shown in fig. 4, referring to fig. 5-7, in a specific embodiment, the inner assembly 200 includes a bottom member 210, a top member 230 and two side members 220 arranged opposite to each other, the bottom member 210 is provided with the vent holes 214, so as to rapidly exhaust air at the bottom of the outer box 100, thereby facilitating the placement of the bottom member 210 in the outer box 100 and reducing the packaging time, and preferably, the number of the vent holes 214 is four. The retaining grooves 240 include a first wheel retaining groove 211 formed in the bottom member 210 and a second wheel retaining groove 221 formed in the side member 220, and the first wheel-restraining groove 211 and the second wheel-restraining groove 221 are correspondingly disposed such that the adjacent first wheel-restraining groove 211 and the adjacent second wheel-restraining groove 221 cooperate to secure one main wheel 310 of the wheelchair 300, that is, a plurality of sets of limiting grooves for limiting the main wheel 310 are correspondingly formed on the bottom member 210 and the side member 220, each set including the first wheel limiting groove 211 formed on the bottom member 210 and the second wheel limiting groove 221 formed on the side member 220, and the first wheel restraining groove 211 and the second wheel restraining groove 221 in the same set are combined to restrain one main wheel 310, so that the main wheel 310 is prevented from moving during transportation. Dodge groove 250 including all setting up bearing dodge groove 212 and auxiliary wheel dodge groove 213 on the bottom piece 210, both are used for respectively for wheelchair 300's bearing and auxiliary wheel 320 provide buffer space, and buffer space does wheelchair 300's bearing and auxiliary wheel 320 dodge. The bearing is suspended through the bearing avoiding groove 212, and the bearing is prevented from interfering with the bottom piece 210, so that the parts are prevented from being damaged. Through when the auxiliary wheel dodges groove 213, auxiliary wheel 320 is unsettled, prevents when the transport falls auxiliary wheel 320 touching bottom member 210, leads to auxiliary wheel 320's support fracture.

In a preferred embodiment, since the auxiliary wheel avoiding groove 213 makes the thickness of the bottom part 210 thinner at the corresponding position, a reinforcing rib 215 is further provided on the bottom part 210, and the reinforcing rib 215 is adjacent to the auxiliary wheel avoiding groove 213, so that the strength of the bottom part 210 can be enhanced.

In one embodiment, to secure the above components of the wheelchair 300, the retaining groove 240 further includes an armrest retaining groove 222, a seat retaining groove 223, a storage basket retaining groove 224, and a backrest retaining groove 225. Each side member 220 is provided with one armrest limiting groove 222, one seat limiting groove 223, one storage basket limiting groove 224 and one backrest limiting groove 225, two armrest limiting grooves 222 on different side members 220 are arranged in a mirror image mode, two seat limiting grooves 223 on different side members 220 are arranged in a mirror image mode, two storage basket limiting grooves 224 on different side members 220 are arranged in a mirror image mode, and two backrest limiting grooves 225 on different side members 220 are arranged in a mirror image mode. So that opposite sides of the armrest 340, the seat 330, the basket 360, and the backrest 350 are fixed to improve stability of the wheelchair 300 in the packing structure and prevent the wheelchair 300 from shaking during transportation.

In one embodiment, in order to prevent the armrest 340 from being damaged by the force applied to the armrest 340 alone when the package structure is inverted, the inner assembly 200 further includes at least one stopper for abutting against the bottom of the wheelchair 300 to prevent the armrest 340 from being stressed when the package structure is inverted. The limiting groove 240 further includes a limiting member limiting groove, each of the side members 220 is provided with at least one limiting member limiting groove, the limiting member limiting grooves on the different side members 220 are arranged in a mirror image manner, and the limiting member limiting grooves are close to the main wheel 310. Two opposite ends of the same limiting member are respectively placed in two limiting member limiting grooves arranged on the two side members 220 in a mirror image manner. In addition, the limiting member can abut against not only the bottom of the wheelchair 300, but also the two side members 220, so as to provide lateral support for the two side members 220.

In an optional embodiment, the number of the limiting members is two, and the two limiting members are a first limiting member 261 and a second limiting member 262 respectively. Each of the side members 220 is provided with two limiting member limiting grooves, which are a first limiting member limiting groove 226a and a second limiting member limiting groove 226b, respectively, the first limiting member limiting groove 226a is used for fixing the first limiting member 261, and the second limiting member limiting groove 226b is used for fixing the second limiting member 262. The first limiting member limiting groove 226a is close to a front wheel in the main wheel 310, the second limiting member limiting groove 226b is close to a rear wheel in the main wheel 310, the first limiting member limiting groove 226a is shared with the second wheel limiting groove 221 for fixing the front wheel, and the top of the first limiting member limiting groove 226a is closed to limit the upward displacement of the first limiting member 261. Specifically, the first limiting member 261 is placed between the two front wheels, and two ends of the first limiting member 261 extend into the first limiting member limiting groove 226a, the first limiting member limiting groove 226a is required to have a certain thickness, so that the front wheels and the first limiting member 261 can be limited at the same time, the top of the first limiting member limiting groove 226a is closed, the upper and lower sides of the first limiting member 261 can respectively abut against the bottom of the wheelchair 300 and the top of the first limiting member limiting groove 226a, and therefore the gravity center of the wheelchair 300 can be prevented from moving downwards to extrude the armrest 340 when the packaging structure is inverted. In addition, since the first limiting member 261 and the second limiting member 262 correspond to the front wheel and the rear wheel, respectively, the front and rear positions of the two side members 220 can be supported, so that the side members 220 are prevented from sinking when being extruded from the outside.

In a further embodiment, the first limiting member 261 and the second limiting member 262 are both regular geometric shapes, such as a cube or a cuboid, so that only a simple cutting of the manufactured material is required during the manufacturing process, and a new mold does not need to be developed.

In a preferred embodiment, the limiting groove 240 further includes a cushion limiting groove 227, each of the side members 220 is provided with one cushion limiting groove 227, two cushion limiting grooves 227 on different side members 220 are arranged in a mirror image manner, and the cushion limiting groove 227 is used for fixing the cushion 370. More preferably, the seat cushion 370 and the seat 330 are separate structures, and when the seat cushion 370 is packaged, the seat cushion limiting groove 227 is vertically arranged along the packaging structure and located above the first limiting member limiting groove 226a, and the seat cushion 370 is vertically inserted into the seat cushion limiting groove 227, so that the seat cushion 370 can be fixed, and the seat cushion 370 can be used for connecting two side members 220 into a whole to prevent the two side members 220 from being recessed when being impacted by external force.

Fig. 8 is a schematic structural view of a top member of the packaging structure for a wheelchair according to an embodiment of the present invention. Fig. 9 is a partial structural schematic view of a packaging structure for a wheelchair according to an embodiment of the present invention. As shown in fig. 8, referring to fig. 9, in an alternative embodiment, the evasion groove 250 further includes a lever evasion groove 231 and a button evasion groove, and the lever evasion groove 231 and the button evasion groove are respectively disposed at positions of the top member 230 corresponding to the lever 380 and the button 390, so that the lever 380 and the button 390 are suspended. Preferably, the lever escape groove 231 and the button escape groove are both provided at the corners of the top member 230. More preferably, the top member 230 has a thickness such that the top thereof is higher than the lever 380 and the button 390, thereby preventing the lever 380 and the button 390 from being pressed when the top member 230 is invaginated.

In a preferred embodiment, the inner wall of each side member 220 is provided with at least one protrusion 228 extending toward the wheelchair 300 near the top thereof, the bottom of the top member 230 is provided with a connecting slot at a position corresponding to the protrusion 228, and the protrusion 228 cooperates with the connecting slot to connect the side member 220 and the top member 230. More preferably, the top member 230 is disposed between the two side members 220, so as to wrap the top of the wheelchair 300 and provide support for the top of the two side members 220. Because the stress point of the armrest 340 is located at the rotation axis, when the packaging structure falls, if the corresponding surface of the side member 220 touches the ground, or the side member 220 is impacted by an external force, the armrest 340 is easily deformed, the side member 220 is supported by the top member 230, and the first limiting member 261, the second limiting member 262 and the seat cushion 370 are matched to support multiple positions of the side member 220, so that the side member 220 can be effectively prevented from sinking, the armrest 340 can be prevented from being extruded, and the possibility of deformation of the armrest 340 can be reduced.

In an alternative embodiment, the inner assembly 200 is further provided with at least one weight-reducing slot 270 and/or at least one weight-reducing hole, so that the weight of the packaging structure can be reduced, the amount of materials used can be reduced, and the cost can be saved.

In a preferred embodiment, the inner member 200 is made of polystyrene, and in particular, may be made of polystyrene particles by foaming. The density of the inner member 200 is 15-30kg/m ³ Is preferably 23kg/m ³ The inner member 200 is subjected to a force from top to bottom by the foaming of the particles, and the compressive strength of the packaging structure can be increased by this density.

In a preferred embodiment, the outer case 100 is made of a corrugated cardboard having a predetermined number of layers. Furthermore, the preset number of layers is 7, so that the stacking strength is high, and the storage is convenient.

In an alternative embodiment, the bottom member 210 may be made of other materials with cushioning capability, such as honeycomb plate.

Fig. 10 is a partial structural schematic view of a packaging structure for a wheelchair according to another embodiment of the present invention. In a preferred embodiment, as shown in fig. 10, a support member 280, such as a wood board or a plastic board, may be further added between the two side members 220 in order to increase the compressive strength of the top plane of the packaging structure, and of course, corresponding slots may be formed in the two side members 220 in order to cooperate with the support member 280.

In a preferred embodiment, the top of the top member 230 and the tops of the two side members 220 together form a top surface of the inner assembly 200, and the top surface formed by the top member 230 and the two side members 220 has a predetermined gap therebetween, which may be between the top member 230 and one of the side members 220, or between the two side members 220, and is provided for facilitating the user to disassemble the inner assembly.

The technical solution provided by the present invention is described in detail above, and the structure and the implementation of the present invention are explained by applying specific examples, and the description of the above examples is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims (10)

1. A packaging structure for a wheelchair, comprising: an outer case and an inner assembly;

an accommodating space for accommodating the internal assembly and the wheelchair is defined in the outer box body;

the inner component is made of a material with buffering capacity and is arranged between the outer box body and the wheelchair;

the inner wall of the internal component is provided with a limiting groove and an avoiding groove, the limiting groove is matched with the outer contour of a first type of part of the wheelchair so as to limit the first type of part, and the avoiding groove provides a buffer space for a second type of part of the wheelchair;

and the bottom of the internal component is provided with an exhaust hole so as to place the internal component in the outer box body.

2. The packaging structure of claim 1, wherein the wheelchair includes a bearing, a main wheel, and an auxiliary wheel;

the internal component comprises a bottom piece, a top piece and two side pieces which are oppositely arranged, and the bottom piece is provided with the exhaust hole;

the limiting grooves comprise a first wheel limiting groove formed in the bottom piece and a second wheel limiting groove formed in the side piece respectively, and the first wheel limiting groove and the second wheel limiting groove are correspondingly arranged so that the adjacent first wheel limiting groove and the second wheel limiting groove jointly act to fix the main wheel;

dodge the groove including all setting up bearing on the bottom spare dodges the groove and the auxiliary wheel dodges the groove, and both are used for doing respectively the bearing with auxiliary wheel provides buffer space.

3. The packaging structure of claim 2, wherein the bottom piece is further provided with a reinforcing rib adjacent to the auxiliary wheel avoiding groove.

4. The packaging structure of claim 2, wherein the wheelchair further comprises an armrest, a seat, a stowable basket, and a backrest;

the limiting groove also comprises a handrail limiting groove, a seat limiting groove, a storage basket limiting groove and a backrest limiting groove;

each side piece is provided with one armrest limiting groove, one seat limiting groove, one storage basket limiting groove and one backrest limiting groove, the armrest limiting grooves on the side pieces are arranged in a mirror image mode, the seat limiting grooves on the side pieces are arranged in a mirror image mode, the storage basket limiting grooves on the side pieces are arranged in a mirror image mode, and the backrest limiting grooves on the side pieces are arranged in a mirror image mode.

5. The packaging structure of claim 2, wherein the inner assembly further comprises at least one stop;

the limiting grooves further comprise limiting part limiting grooves, each side part is provided with at least one limiting part limiting groove, the limiting part limiting grooves on different side parts are arranged in a mirror image mode, and the limiting part limiting grooves are close to the main wheel;

two opposite ends of the same limiting part are respectively placed in two limiting part limiting grooves which are arranged on the two side parts in a mirror image mode.

6. The packaging structure according to claim 5, wherein the number of the stoppers is two, that is, a first stopper and a second stopper;

each side piece is provided with two limiting piece limiting grooves which are a first limiting piece limiting groove and a second limiting piece limiting groove respectively, the first limiting piece limiting groove is used for fixing the first limiting piece, and the second limiting piece limiting groove is used for fixing the second limiting piece;

the first locating part limiting groove is close to a front wheel in the main wheel, the second locating part limiting groove is close to a rear wheel in the main wheel, the first locating part limiting groove is shared with the second wheel limiting groove used for fixing the front wheel, and the top of the first locating part limiting groove is closed to limit upward displacement of the first locating part.

7. The packaging structure of claim 2, wherein the wheelchair further comprises a seat cushion;

the spacing groove still includes the cushion spacing groove, each all set up one on the side spare the cushion spacing groove, and be located the difference two on the side spare the cushion spacing groove mirror image is arranged.

8. The packaging structure of claim 2, wherein the wheelchair further comprises a lever and a button;

the avoiding groove further comprises an operating rod avoiding groove and a button avoiding groove, and the operating rod avoiding groove and the button avoiding groove are respectively formed in the positions, corresponding to the operating rod and the button, of the ejector piece.

9. The packaging structure of claim 2, wherein the inner wall of each side member is provided with at least one protrusion structure near the top thereof, the protrusion structure extending toward the wheelchair, the bottom of the top member is provided with a connecting groove at a position corresponding to the protrusion structure, and the protrusion structure is engaged with the connecting groove to connect the side member and the top member.

10. The packaging structure according to any one of claims 1 to 9, wherein the inner assembly is further provided with at least one weight-reducing slot and/or at least one weight-reducing hole;

the inner component is made of polystyrene, and the density of the inner component is 15-30kg/m ³ Any one value of;

the outer box body is made of corrugated boards with preset layers.

Images