CN212852765U

CN212852765U - Quick adjustment type draw-bar box

Info

Publication number: CN212852765U
Application number: CN202022257575.5U
Authority: CN
Inventors: 王纪红
Original assignee: Baoding Fuyu Leather Manufacturing Co ltd
Current assignee: Baoding Fuyu Leather Manufacturing Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-04-02
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a quick adjustment type draw-bar box, including the first box and the second box of connection, one side of first box is equipped with the pull rod, the second box includes upper portion, lower part and the extension of vertical direction, the extension sets up in the inboard of upper portion, lower part, the surface of upper portion, the lower part is equipped with a plurality of vertical bar grooves, the surface of extension is equipped with the vertical lug that matches with the recess, the outside of extension is equipped with the inoxidizing coating of connection between upper portion, lower part; the upper portion with be equipped with the connecting piece that is located the outside between the lower part, the stiff end of connecting piece passes through the connecting hole to be connected upper portion, its free end passes through a plurality of rows of fixed orificess and connects the lower part. The utility model adopts the above structure a quick adjustment type draw-bar box, simple structure can realize the adjustment of capacity fast, convenient operation.

Description

Quick adjustment type draw-bar box

Technical Field

The utility model relates to a draw-bar box technical field especially relates to a quick adjustment type draw-bar box.

Background

The draw-bar box is a draw-bar box with a draw bar and rollers, and is widely used due to convenient use. At present, various types of draw-bar boxes exist in the market, the size and the shape of the draw-bar box are different, and a user can select the draw-bar box with different sizes according to the travel requirement. If people need to carry a large number of articles, a large-volume draw-bar box can be purchased; if people carry a small number of articles, a draw-bar box with a small volume is selected. Generally, people need to be equipped with draw-bar boxes of different sizes, and the draw-bar boxes are high in cost and large in occupied space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a quick adjustment type draw-bar box, simple structure can realize the adjustment of capacity fast, convenient operation.

In order to achieve the purpose, the utility model provides a quick adjustment type draw-bar box, including first box and the second box of connection, one side of first box is equipped with the pull rod, the second box includes upper portion, lower part and the extension of vertical direction, the extension sets up in the inboard of upper portion, lower part, the surface of upper portion, the lower part is equipped with a plurality of vertical bar grooves, the surface of extension is equipped with the vertical lug that matches with the recess, the outside of extension is equipped with the inoxidizing coating of connection between upper portion, lower part;

upper portion with be equipped with the connecting piece that is located the outside between the lower part, the stiff end of connecting piece passes through the connecting hole and connects upper portion, its free end is connected through a plurality of rows of fixed orificess the lower part, upper portion be equipped with the first through-hole that the connecting hole is connected, the lower part also be equipped with the first through-hole that the fixed orifices is connected, be equipped with on the extension with the second through-hole that fixed orifices, connecting hole are connected.

Preferably, the first box body is connected with the second box body through a zipper, and a coded lock connected with the zipper is arranged on one side of the second box body.

Preferably, the protective layer is made of cloth.

Preferably, one side of the first casing is connected with one side of the second casing through a hinge.

Therefore, the utility model adopts the above structure a quick adjustment type draw-bar box, simple structure can realize the adjustment of capacity fast, convenient operation.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic view of an embodiment of a quick-adjust draw-bar box of the present invention;

FIG. 2 is a schematic view of an upper embodiment of a quick-adjust draw-bar box of the present invention;

FIG. 3 is a schematic view of an embodiment of an extension in a quick adjustment draw-bar box of the present invention;

fig. 4 is a cross-sectional view of an embodiment of a quick-adjustment draw-bar box of the present invention.

Reference numerals

1. A first case; 2. a second case; 3. a pull rod; 4. an upper portion; 5. a lower portion; 6. an extension; 7. a groove; 8. a bump; 9. a protective layer; 10. a connecting member; 11. connecting holes; 12. a fixing hole; 13. a first through hole; 14. a second through hole; 15. a zipper; 16. a combination lock.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following describes embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is the utility model relates to a schematic diagram of quick adjustment type draw-bar box embodiment, fig. 2 is the utility model relates to a schematic diagram of upper portion embodiment in quick adjustment type draw-bar box, fig. 3 is the utility model relates to a schematic diagram of extension embodiment in quick adjustment type draw-bar box, fig. 4 is the utility model relates to a cross-sectional view of quick adjustment type draw-bar box embodiment, as shown in the figure, a quick adjustment type draw-bar box, including first box 1 and the second box 2 of connecting, hinged joint is passed through to one side of first box 1 and second box 2, realizes opening and shutting between first box 1 and the second box 2. The first box body 1 is connected with the second box body 2 through a zipper 15, one side of the second box body 2 is provided with a coded lock 16 connected with the zipper 15, the first box body 1 and the second box body 2 are closed through the zipper 15, and the coded lock 16 ensures the fixation of the zipper 15. One side of the first box body 1 is provided with a pull rod 3, and the pull rod 3 is used for moving the pull rod box.

The second box body 2 comprises an upper part 4, a lower part 5 and an extension part 6 in the vertical direction, the extension part 6 is arranged on the inner sides of the upper part 4 and the lower part 5, a plurality of vertical strip-shaped grooves 7 are formed in the surfaces of the upper part 4 and the lower part 5, vertical convex blocks 8 matched with the grooves 7 are arranged on the surface of the extension part 6, the connection of the extension part 6 on the inner sides of the upper part 4 and the lower part 5 is realized through the connection of the convex blocks 8 and the grooves 7, and the stable position of the extension part. Alternatively, the extension 6 may have a square configuration and be disposed at an interval between the upper portion 4 and the lower portion 5. The outer side of the extension part 6 is provided with a protective layer 9 connected between the upper part 4 and the lower part 5, the protective layer 9 is made of cloth, and the protective layer 9 ensures the overall appearance of the outer side of the second box body 2 and has a protective effect on the extension part 6.

A connecting piece 10 positioned on the outer side is arranged between the upper part 4 and the lower part 5, and the fixed end of the connecting piece 10 is connected to the upper part 4 through a connecting hole 11, so that the fixing of the connecting piece 10 is realized. The upper part 4 is provided with a first through hole 13 connected with the connecting hole 11, the extension part 6 is provided with a second through hole 14 connected with the connecting hole 11, and the upper part 4, the connecting piece 10 and the extension part 6 are connected through bolts. The free end of the connecting piece 10 is connected with the lower part 5 through a plurality of rows of fixing holes 12, the lower part 5 is provided with a first through hole 13 connected with the fixing holes 12, the extending part 6 is provided with a second through hole 14 connected with the fixing holes 12, and the lower part 5, the connecting piece 10 and the extending part 6 are connected through bolts. The adjustment of the draw-bar box capacity is achieved by connecting different fixing holes 12 on the adjusting connecting piece 10 with the lower part 5.

In use, the extension 6 is fixed by unscrewing the fixing holes 12 of the connection element 10, adjusting the length of the extension 6 on the upper part 4 and on the lower part 5, and then screwing the corresponding bolts in the first holes 13 of the lower part 5. In addition, the bolt on the connecting hole 11 is loosened, the capacity can be adjusted by adjusting the position of the extension part 6 on the upper part 4, and the operation is convenient.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a quick adjustment type draw-bar box, is including the first box and the second box of connecting, one side of first box is equipped with pull rod, its characterized in that: the second box body comprises an upper part, a lower part and an extending part in the vertical direction, the extending part is arranged on the inner sides of the upper part and the lower part, a plurality of vertical strip-shaped grooves are formed in the surfaces of the upper part and the lower part, vertical convex blocks matched with the grooves are arranged on the surface of the extending part, and a protective layer connected between the upper part and the lower part is arranged on the outer side of the extending part;

2. A quick-adjust draw-bar box according to claim 1, wherein: the first box body is connected with the second box body through a zipper, and a coded lock connected with the zipper is arranged on one side of the second box body.

3. A quick-adjust draw-bar box according to claim 1, wherein: the protective layer is made of cloth.

4. A quick-adjust draw-bar box according to claim 1, wherein: one side of the first box body is connected with one side of the second box body through a hinge.