CN201119502Y - Combined structure of pull type primary and secondary travelling case - Google Patents

Abstract

The utility model discloses a pull-type mother-and-child suitcase combined structure, wherein the mother-and-child suitcase comprises a first suitcase and a second suitcase; a flexible connecting piece is arranged at the bottom of the first suitcase, and the connecting piece can be glued to the bottom of the second suitcase so that the second suitcase is combined with the front part of the first suitcase; the first suitcase is further pulled up and positioned by a first strap and a second strap and first buckles and second buckles which can be relatively combined thereon.

Description

Combined structure of pull-type mother-in-law suitcase

technical field

The utility model relates to a suitcase or a suitcase.

Background technique

The mother-in-law suitcase is favored by consumers because of its integrity in appearance and flexibility in accommodating objects. However, the mother-in-law suitcase is usually a larger suitcase (called the first suitcase) with wheels and pull rods, while the smaller suitcase (called the second suitcase) is hand-held or tied to The top of the first suitcase, also or be suspended in the front of the first suitcase (as Fig. 1) with drawstring. But as shown in Figure 1, because the second suitcase is lifted from the ground by a certain height due to being suspended upwards, the center of gravity of the whole suitcase group is moved upwards and the problem of unstable center of gravity occurs, and the suitcase group is very unstable when standing. It is easy to fall in the direction indicated by the arrow, and it is easy to turn left and right when it is pulled obliquely. The dragging movement becomes very smooth, so that the rollers and the base of the suitcase are damaged early.

Contents of the invention

Aiming at the deficiencies of the prior art, the purpose of this utility model is to provide a combined structure of pull-type mother-child suitcases to solve the problem of unstable center of gravity of the mother-child suitcases.

The combined structure of the pull-type mother-in-command suitcase, the mother-in-command suitcase includes a first suitcase and a second suitcase; the bottom of the first suitcase has a pair of feet and a pair of rollers, Its back has a retractable pull rod; the first suitcase and the second suitcase are connected by a joint structure, and the joint structure includes:

A flexible connecting piece, one edge of which is fixed on the bottom of the first suitcase, and the opposite upper and lower surfaces of the connecting piece are respectively provided with a first fastening piece and a second fastening piece;

A bottom surface Velcro piece, fixed on the bottom of the first suitcase, the bottom surface Velcro piece is a Velcro structure that can be relatively combined or separated from the second Velcro piece;

A third Velcro piece, fixed on the bottom of the second suitcase, the third Velcro piece is a Velcro structure that can be relatively combined or separated from the first Velcro piece;

A first strap and a second strap, one end of which is fixed on the box body of the first suitcase, the open end of the first strap has a first buckle, the first strap The open ends of the two straps have a second buckle, and the first buckle and the second buckle can be relatively combined or separated;

The back of the second suitcase leans against the front of the first suitcase, and the connecting piece extends at the bottom of the first suitcase, both of which are connected by the first Velcro piece and the second The three Velcro pieces are attached and fixed, the first strap passes through the handle of the second suitcase, the first buckle and the second buckle are relatively combined, and the The above-mentioned second suitcase provides a binding force for upward pulling.

Compared with the prior art, the utility model adopting the above-mentioned technical solution has the advantages of:

1. In this case, the box body of the mother-in-law suitcase is jointly positioned one after the other with the Velcro sheet and the belt with the buckle, which is easy to operate.

2. The second suitcase is positioned at the front of the first suitcase, the upper part of the second suitcase is pulled and positioned by the first strap, and the bottom is fixed by the connecting piece, so its top and bottom are both Restricted and unable to move left and right arbitrarily, it helps to keep the center of gravity of the mother-in-law suitcase from changing, and ensures that it stands stably and moves smoothly without hindrance.

3. The parent-child suitcase in this case is jointly positioned one in front of the other, and the height of the bottom surface of the second suitcase is almost the same as that of the first suitcase. Lowering the center of gravity of the mother-child suitcase helps to It stands still or is pulled and moved.

Description of drawings

Fig. 1 is the combined side view of existing mother-in-law suitcase in upright state;

Fig. 2 is the three-dimensional exploded view of this case's mother-in-law suitcase in a tilted state;

Fig. 3 is the three-dimensional exploded view that this case mother-in-law suitcase shows in upright state;

Fig. 4 is the combination appearance diagram that this case mother-in-law suitcase is shown in upright state;

Fig. 5 is the combination appearance diagram that this case mother-in-law type suitcase is shown in the tilted state;

Fig. 6 is the sketch map that this case mother-in-law suitcase is fixed by the first drawstring and the second drawstring;

Fig. 7 is the combined side view of this case mother-in-law suitcase in the upright state;

Fig. 8 is the combined side view of the present case mother-in-law suitcase in the state of being pulled and moved.

Detailed ways

For ease of explanation the above-mentioned central thought of this case, represent with a preferred embodiment hereby. The various objects and aspects in the various embodiments are drawn in proportions suitable for illustration rather than actual material proportions.

As shown in FIGS. 2 to 5 , the embodiment mainly includes a first suitcase 10 and a second suitcase 20 of a mother-in-law suitcase. In terms of the appearance size and accommodating space of the second suitcase 20, the first suitcase 10 is relatively larger. The bottom of the first suitcase 10 has a pair of feet 11 and a pair of rollers 12 , and a retractable pull rod 13 on its back. The first suitcase 10 and the second suitcase 20 are connected by a joint structure, and the joint structure includes: a bottom surface adhesive strip 14 on the bottom of the first suitcase 10 and a flexible Connecting piece 15, described connecting piece 15 relative upper and lower surfaces are respectively provided with a first fastening piece 16 and a second fastening piece 17, and described second fastening piece 17 is to stick to described bottom surface The fastening piece 14 can be combined and separated relative to the fastening structure. The embodiment shows a fastening tape with a hook surface and a rough surface that can fit together.

The bottom surface of the second suitcase 20 has a third Velcro piece 21, and the third Velcro piece 21 can be relatively combined and separated from the first Velcro piece 16 of the first suitcase 10. The Velcro structure, the embodiment shows a kind of Velcro that has a hook surface and a rough surface and can fit together.

The above-mentioned connecting sheet 15 is lifted outwards, and the second suitcase 20 is relatively attached to the front part of the first suitcase 10, and the third hook and loop piece 21 is combined with the first stick and buckle. Sheet 16, the second suitcase 20 forms a joint relationship with the first suitcase 10.

As shown in Fig. 1 and Fig. 5, the back of the first suitcase 10 is fixed with one end of a first strap 31 and a second strap 32, and the open end of the first strap 31 has a first buckle Tool 33, the open end of the second strap 32 has a second buckle 34, the first buckle 33 and the second buckle 34 can be relatively combined or separated. When the second suitcase 20 is combined at the front of the first suitcase 10, the second strap 32 can be passed through the first suitcase 10 and the second suitcase 10 forward. After the handles 18, 22 of the suitcase 20, fold back and make the second strap 32 lift the handle of the second suitcase 20 upwards, and the second suitcase 20 is pulled upwards After leaving the ground, the first buckle 33 is combined with the second buckle 34 , so that the second suitcase 20 can be positioned at the front of the first suitcase 10 .

Based on the above-mentioned structure, in this case, the second suitcase 20 is combined at the front of the first suitcase 10, that is, the combined positioning of the mother-in-law suitcase one after the other, no matter whether the two are combined or separated, it is very convenient. Easy to implement. And the top of the second suitcase 20 is lifted and positioned by the second strap 32, and its bottom is fixed by the connecting piece 15, and the top and bottom of the second suitcase 20 are restrained and cannot move left and right arbitrarily. The bottom surface height of case 20 is almost identical with the bottom surface height of the first suitcase 10, reduces the center of gravity of mother-in-law type suitcase, makes it stand still (as shown in Figure 7) or is pulled and moved (as shown in Figure 8) and all keeps stable and stable. It will not be tilted or turned left and right arbitrarily, and the pulling line moves smoothly and without hindrance.

Figure 8 illustrates the weight distribution of the suitcase in this case when it is pulled and moved in a normal way of use. With the rollers on the ground as supporting points, the point where the left lower edge of the second suitcase 20 is straight relative to the ground is called A, and the point where the right upper edge of the first suitcase 10 is straight relative to the ground is called B. The distance from the support point to point A is greater than or equal to the distance from the support point to point B, thus proving that the mother-child suitcase in this case is in a state of weight balance.

The above description is only illustrative, rather than restrictive, of the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. But all will fall within the limitable scope of the claims of the present utility model.

Claims (5)

1. A combined structure of pull-type mother-in-law suitcase, characterized in that: said mother-in-law suitcase comprises a first suitcase (10) and a second suitcase (20); said first travel suitcase The bottom of the case (10) has a pair of feet (11) and a pair of rollers (12), and its back has a retractable pull bar (13); the first suitcase (10) and the second suitcase ( 20) are connected by a joint structure, and the joint structure includes: A flexible connecting piece (15), one edge of which is fixed on the bottom of the first suitcase (10), and the opposite upper and lower surfaces of the connecting piece (15) are respectively provided with a first sticky fastener sheet (16) and a second adhesive button sheet (17); A bottom surface Velcro piece (14) is fixed on the bottom of the first suitcase (19), and the bottom surface Velcro piece (14) is opposite to the second Velcro piece (17) Combined or separated hook and loop structure; A third Velcro sheet (21) is fixed on the bottom of the second suitcase (20), and the third Velcro sheet (21) is connected with the first Velcro sheet (16) Velcro structure that can be relatively combined or separated; A first strap (31) and a second strap (32), one end of which is fixed on the casing of the first suitcase (10), the opening of the first strap (31) The end has a first buckle (33), the open end of the second strap (32) has a second buckle (34), the first buckle (33) and the second The buckle (34) can be relatively combined or separated. 2. The combined structure of the pull-type mother-in-law suitcase according to claim 1, characterized in that: the above-mentioned second Velcro sheet (17) and the bottom surface Velcro sheet (14) have hook surfaces and loops respectively. Surface-fitting hook and loop fasteners. 3. The combined structure of the pull-type mother-in-law suitcase according to claim 1, characterized in that: the above-mentioned third Velcro sheet (21) and the first Velcro sheet (16) respectively have a hook surface and a Textured, form-fitting Velcro. 4. The joint structure of the pull-type mother-in-law suitcase according to claim 1, characterized in that: the back of the second suitcase (20) leans against the front of the first suitcase (10), The connecting piece (15) extends at the bottom of the first suitcase (10), and the two are attached and fixed with the first gluing piece (16) and the 3rd gluing piece (21). The second strap (32) passes through the handle (22) of the second suitcase (20), the first buckle (33) and the second buckle (34) Relative to the combination, an upward pulling binding force is provided for the second suitcase (20). 5. The joint structure of the pull-type mother-in-law suitcase according to claim 1, characterized in that: one end of the first strap (31) and the second strap (32) is fixed on the first The back of the casing of a suitcase (10).

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