阅读说明：本技术 一种分层折叠拉杆箱 (Layered folding draw-bar box ) 是由 彭美婷 陈友莲 于 2019-09-17 设计创作，主要内容包括：本发明公开一种分层折叠拉杆箱,包括箱体和拉杆,其特征在于,所述箱体包括若干从上到下依次叠加设置的箱体单元,位于顶部的所述箱体单元固定在所述拉杆上,其他所述箱体单元为活动箱体,相邻两所述箱体单元之间设有连接伸缩装置和锁紧装置,位于最底层的所述箱体单元的底部设有滚轮,在所述拉杆的顶部设有把手。在竖直方向上采用分层伸缩结构能够将不同的物品进行分开放置,便于收纳物品、可充分利用空间且便于打开箱体取物；相邻的箱体之间采用锁紧装置锁紧,安全且使用方便。(The invention discloses a layered folding draw-bar box which comprises a box body and a draw bar and is characterized in that the box body comprises a plurality of box body units which are sequentially overlapped from top to bottom, the box body unit positioned at the top is fixed on the draw bar, other box body units are movable box bodies, a connecting telescopic device and a locking device are arranged between every two adjacent box body units, rollers are arranged at the bottoms of the box body units positioned at the bottommost layer, and a handle is arranged at the top of the draw bar. Different articles can be separately placed by adopting a layered telescopic structure in the vertical direction, so that the articles can be conveniently accommodated, the space can be fully utilized, and the box body can be conveniently opened to take articles; and the adjacent box bodies are locked by adopting a locking device, so that the box is safe and convenient to use.)

1. The utility model provides a layering folding draw-bar box, includes box and pull rod, its characterized in that, the box includes a plurality of box units that from the top down superpose in proper order and set up, is located the top the box unit is fixed on the pull rod, other the box unit is movable box, adjacent two be equipped with between the box unit and connect telescoping device and locking device, be located the bottom of box unit is equipped with the gyro wheel the top of pull rod is equipped with the handle.

2. The layered folding draw-bar box of claim 1, wherein the locking device is a roller coded lock, the roller coded lock comprises a lock body and a plug-in box which are respectively arranged on the adjacent box units and are plugged and locked with each other, the lock body is provided with a coded roller and a lock tongue matched with the coded roller, and the plug-in box is provided with a clamping groove matched with the lock tongue in a plug-in manner.

3. The box of claim 1, wherein the connecting and retracting device comprises two connecting rods hinged to each other at one end, and the other ends of the two connecting rods are respectively hinged to the adjacent box units.

4. A case according to claim 3, wherein a damper is provided at each hinge.

5. The case as claimed in claim 1, wherein a cover is provided on the top of the top case unit, the cover is connected to the top case unit by a zipper, and a handle is provided on the cover.

6. The case of claim 1, wherein the handle is a telescoping handle, and the telescoping handle is a double handle structure.

7. The case of claim 1, wherein the rollers are gimbaled rollers with brakes.

8. The box according to claim 7, wherein the number of said universal rollers is 2, and the two corners of the bottom front end of the bottom box unit at the bottom layer are provided with 2 universal rollers, and 4 said universal rollers are arranged in a square structure.

9. The case of claim 1, wherein a handle is provided at a front side of each of the movable case bodies for pulling out the movable case body.

10. The case of claim 1, wherein a recess is provided in a rear side of each of the movable case bodies for engaging the draw bar.

Technical Field

The invention relates to the technical field of travel supplies, in particular to a layered folding draw-bar box.

Background

The draw-bar box refers to a luggage case with a draw bar and rollers, and is widely used due to convenient use. The draw-bar box is a box which is carried when going out and is used for placing articles, and is one type of luggage; the draw-bar box is used for placing clothes, personal care supplies and souvenirs required by travel.

The utility model provides an application number is 201620732873.6, the name is "suitcase of can dividing range upon range of clothing" discloses a suitcase of can dividing range upon range of clothing, including body, lid and folding telescopic link, the junction of body and lid is equipped with the third rotation axis, the both sides of body all are equipped with folding telescopic link, the one end that the body was kept away from to folding telescopic link is connected with the lid, the junction of folding telescopic link and body is equipped with first rotation axis, be equipped with a plurality of folding receivers in body and the lid, through the design of a plurality of flexible receivers, be favorable to the layering to stack the clothing. However, the plurality of retractable storage boxes of the luggage case are small in size, and therefore, the luggage case is suitable for storing clothes, and is not suitable for placing personal care products, mementos, and articles with large smell separately. And when the existing luggage case is used for placing or taking out articles, the luggage case can be opened only by putting the luggage case on the ground, which is very inconvenient.

Disclosure of Invention

In view of the problems in the prior art, the invention aims to provide a layered folding draw-bar box which is convenient to use and safe.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the utility model provides a layering folding draw-bar box, includes box and pull rod, its characterized in that, the box includes a plurality of box units that from the top down superpose in proper order and set up, is located the top the box unit is fixed on the pull rod, other the box unit is movable box, adjacent two be equipped with between the box unit and connect telescoping device and locking device, be located the bottom of box unit is equipped with the gyro wheel the top of pull rod is equipped with the handle.

As a further explanation of the above scheme, the locking device is a roller coded lock, the roller coded lock includes a lock body and an insertion box which are respectively arranged on the adjacent box bodies and are mutually inserted and locked, the lock body is provided with a code roller and a lock tongue matched with the code roller, and the insertion box is provided with a clamping groove matched with the lock tongue in an insertion manner.

As a further explanation of the above scheme, the connection telescopic device includes two connecting rods with one ends hinged to each other, and the other ends of the two connecting rods are respectively hinged to the adjacent box units.

As a further illustration of the above solution, dampers are provided at each hinge.

As a further explanation of the above scheme, a case cover is arranged on the top of the case unit on the top, the case cover and the case unit on the top are connected through a zipper, and a lifting handle is arranged on the case cover.

As a further explanation of the above scheme, the pull rod is a telescopic pull rod, and the telescopic pull rod is a double-pull rod structure.

As a further explanation of the scheme, the roller is a universal roller with a brake.

As a further explanation of the above scheme, the number of the universal rollers is 2, the universal rollers are located at two end corners of the front end of the bottom of the box unit at the bottommost layer, the bottom of the pull rod is also provided with 2 universal rollers, and 4 universal rollers are arranged in a square structure.

As a further explanation of the above-described scheme, a handle for pulling out the movable box body is provided on the front side of each movable box body.

As a further explanation of the above scheme, a groove that is engaged with the draw bar is provided at the rear side of each of the movable cases.

The invention has the beneficial effects that:

the box body is convenient to store articles, fully utilize space and open.

And two adjacent boxes are locked by a locking device, so that the box is safe and convenient to use.

Drawings

Fig. 1 is a perspective view of the draw-bar box according to the present embodiment.

Fig. 2 is a view showing an opened state of the draw-bar box according to the present embodiment.

Fig. 3 is a structural view of the universal wheel of the draw-bar box according to the present embodiment.

Fig. 4 is a structural view of the roller combination lock of the trolley case provided in this embodiment.

Fig. 5 is a view showing an opened state of the roller combination lock of the trolley case according to the present embodiment.

Description of reference numerals:

1: a pull rod, 2: top box, 3: movable box body, 4: connecting telescopic device, 5: roller coded lock, 6: universal roller, 7: and lifting the handle.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present invention, unless otherwise specified and limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.

As shown in fig. 1-5, a layered folding draw-bar box comprises a box body and a draw bar 1, and is characterized in that the box body comprises a plurality of box body units which are sequentially stacked from top to bottom, the box body unit positioned at the top is fixed on the draw bar, the other box body units are movable box bodies 3, a connecting expansion device 4 and a locking device are arranged between every two adjacent box body units, rollers are arranged at the bottoms of the box body units positioned at the bottommost layer, and a handle is arranged at the top of the draw bar 1. The layered folding draw-bar box is arranged in layers in the vertical direction, adjacent box body units are locked through a locking device, the bottom of the movable box body at the bottommost layer is provided with rollers, and the draw-bar box can be pulled through a draw bar; the movable box body can be pulled out by opening the locking device, and objects can be conveniently taken out and placed.

The connection telescopic device 4 comprises two connecting rods with one ends hinged to each other, the other ends of the two connecting rods are hinged to the adjacent box units respectively, and dampers are arranged at the hinged positions. In other embodiments, the connection telescopic device may be a cross-type folding telescopic bracket, an installation groove for accommodating the folding telescopic bracket is installed on the pull rod, one end of the cross-type folding telescopic bracket is installed on the installation groove, and the other end of the cross-type folding telescopic bracket is fixed on the movable box body; the present embodiment is not limited.

The locking device is a roller coded lock 5. The roller coded lock 5 comprises a lock body and an insertion box which are respectively arranged on the adjacent box bodies and are mutually inserted and locked, the lock body is provided with coded rollers and a lock tongue matched with the coded rollers, and the insertion box is provided with a clamping groove matched with the lock tongue in an insertion manner. In other embodiments, the locking device may also be a snap-lock type TSA combination lock; the present embodiment is not limited.

Preferably, the box body unit at the top is a top box body 2, a box cover is arranged at the top of the top box body 2, the box cover is connected with the top box body 2 through a zipper, and a lifting handle 7 is arranged on the box cover.

The pull rod 1 is a telescopic pull rod which is of a double-pull-rod structure.

Further preferably, the universal rollers 6 with brakes are provided, the number of the universal rollers 6 is 2, the universal rollers are located at two end corners of the front end of the bottom of the box body unit at the bottommost layer, the bottom of the pull rod is also provided with 2 universal rollers, and the 4 universal rollers are arranged to form a square structure.

A handle for pulling out the movable box body 3 is arranged at the front side of each movable box body 3. In this embodiment, the number of the movable boxes is 2, and is not limited to this embodiment.

And a groove matched with the pull rod is arranged at the rear side of each movable box body 3.

The layered folding draw-bar box is made of soft and hard combined materials, so that the layered folding draw-bar box has the safety of a hard box and the portability of a soft box.

Compared with the prior art, the layered folding draw-bar box that this embodiment provided has following characteristics: 1) adopt layering extending structure can separately place different article in vertical direction, be convenient for accomodate article, make full use of space and be convenient for open the box and get the thing. 2) Adopt the locking of gyro wheel trick lock between the adjacent box, slide gently just can the unblock, safe and convenient to use.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the invention as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.