CN219306189U

CN219306189U - Draw-bar box capable of expanding capacity

Info

Publication number: CN219306189U
Application number: CN202222436641.4U
Authority: CN
Inventors: 潘澳门
Original assignee: Individual
Current assignee: Xinjiang Discovery Sunshine Supply Chain Management Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-07-07
Anticipated expiration: 2032-09-14

Abstract

The utility model relates to the technical field of draw-bar boxes and discloses a draw-bar box capable of expanding capacity, which comprises a box body, wherein an expansion frame is connected to the inner wall of the box body in a sliding clamping manner, a connecting box is connected to the outer wall of one side of the expansion frame through a hinge, vertical plates are respectively arranged on the inner walls of two sides of the box body, a limit hole is formed in one side wall of each vertical plate, connecting boxes are respectively arranged on the inner walls of two sides of the expansion frame, a movable plate is connected to the inside of each connecting box in a sliding manner, a spring is arranged on one side wall of each movable plate, one end of each spring is connected with each connecting box, a clamping rod is arranged on one side wall of each movable plate, which is far away from the corresponding spring, the clamping rods are driven to be separated from the limit holes by pressing the movable plates, and the expansion frames stretch and expand the volume through the box body, so that the expansion function is realized, more objects can be stored, external air can be filtered through a dustproof net and enter the inside of the box body, and the objects can be stored for a long term, and the effect of being convenient for ventilation is achieved.

Description

Draw-bar box capable of expanding capacity

Technical Field

The utility model relates to the technical field of draw-bar boxes, in particular to a draw-bar box capable of expanding capacity.

Background

The draw-bar box refers to a suitcase with a draw bar and rollers, the draw-bar box is also provided with a draw bar due to the box, the draw bar box is provided with a single-tube draw bar and a double-tube draw bar, and the tubes of the draw bar are also provided with square tubes and round tubes, so that the draw bar box is convenient to drag during walking, greatly lightens the burden, and is convenient to use and widely used.

The utility model discloses a travel pull rod case through retrieving China patent number CN215225251U, including box and pull rod, the box rear side is close to the bottom installation side pulley, the main pulley is installed to the box bottom, and the slip direction of side pulley is mutually perpendicular with the slip direction of main pulley, set up the cavity in the box, box right side and top are installed and are pulled the case handle, the box rear end sets up two pull grooves, the pull rod is installed to the pull inslot, the pull rod top is connected with the handle, the box side sets up the zip fastener, set up the intermediate layer in the cavity front end inner wall, set up air bag in the intermediate layer, air device is installed to the cavity bottom, air device is connected with air bag, reaction package rear end installation sensor, air device and sensor electric connection, cavity inner wall installation mechanical switch, sensor and mechanical switch electric connection have greatly reduced manufacturing cost, the advantage that the sound construction, slip is nimble, reliability is strong, the price ratio of performance.

The draw-bar box in the prior art is inconvenient to expand in capacity and cannot store more articles; and the problem of poor ventilation effect of the draw-bar box, based on the problem, the utility model designs the draw-bar box with the capacity capable of being expanded so as to solve the problem.

Disclosure of Invention

The utility model aims to provide a draw-bar box capable of expanding capacity, so as to solve the problem that the capacity of the draw-bar box is inconvenient to expand and more objects cannot be stored in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a draw-bar box that can expand, includes the box, sliding joint has the extension frame on the inner wall of box, there is the spread box through hinge connection on the outer wall of one side of extension frame, install vertical board on the both sides inner wall of box respectively, spacing hole has been seted up on the lateral wall of vertical board, install the connection box on the both sides inner wall of extension frame respectively, the inside sliding joint of connection box has the movable plate, install the spring on the lateral wall of movable plate, the one end of spring with the connection box is connected, the movable plate is kept away from install the clamping rod on the lateral wall of spring, the one end of clamping rod with spacing hole looks joint.

Preferably, an auxiliary rod is mounted in the connecting box, and the moving plate is in sliding clamping connection with the auxiliary rod.

As a preferable scheme, a connecting rod is arranged on one side wall of the movable plate, and one end of the connecting rod penetrates through the connecting box to be connected with a connecting plate.

As a preferable scheme, the box body and the outer wall of one side of the connecting box are respectively provided with a ventilation cylinder in a penetrating way, and the port of the ventilation cylinder is provided with a dust screen.

As an optimal scheme, the box body and the outer wall of the bottom of the connecting box are connected with a supporting frame through a bearing, and the supporting frame is connected with a movable wheel through a bearing.

As a preferable scheme, a pull rod is connected to the inner wall of the box body in a sliding and clamping manner.

Preferably, a power pocket is arranged on the outer wall of one side of the box body.

The utility model has the technical effects and advantages that:

1. through the movable plate, the clamping rod, the limiting hole and the expansion frame that set up, press the movable plate and drive the clamping rod and break away from the limiting hole, the expansion frame stretches out and draws back the expansion volume through the box to realize the expansion function, can store more articles.

2. Through the ventilative jar and the dust screen that set up, under the effect of ventilative jar, outside air filters through the dust screen and gets into box inside, prevents that the box from depositing article for a long time and producing the smell to play the ventilative effect of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present utility model.

Fig. 2 is a cross-sectional view of the expanded frame structure of the present utility model.

Fig. 3 is a schematic diagram of an enlarged structure at a in fig. 2 according to the present utility model.

Fig. 4 is a schematic view of an enlarged structure at B in fig. 1 according to the present utility model.

In the figure: 1. a case; 2. an expansion frame; 3. a connection box; 4. a vertical plate; 5. a limiting hole; 6. a connection box; 7. an auxiliary lever; 8. a moving plate; 9. a spring; 10. a clamping rod; 11. a connecting rod; 12. a permeable cylinder; 13. a dust screen; 14. a power supply pocket; 15. a support frame; 16. a moving wheel; 17. a connecting plate; 18. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a draw-bar box capable of expanding capacity, which is shown in fig. 1-4, and comprises a box body 1, wherein a draw bar 18 is slidably clamped on the inner wall of the box body 1, the draw bar 18 is convenient for pulling the box body 1, a power pocket 14 is arranged on the outer wall of one side of the box body 1, a charger is placed in the power pocket 14 and is convenient for supplying power to a mobile phone, an expansion frame 2 is slidably clamped on the inner wall of the box body 1, a connecting box 3 is connected on the outer wall of one side of the expansion frame 2 through a hinge, vertical plates 4 are respectively arranged on the inner walls of two sides of the box body 1, a limit hole 5 is formed in one side wall of the vertical plate 4, connecting boxes 6 are respectively arranged on the inner walls of two sides of the expansion frame 2, a movable plate 8 is slidably clamped in the connecting boxes 6, an auxiliary rod 7 is arranged in the connecting boxes 6, a spring 9 is arranged on one side wall of the movable plate 8, one end of the spring 9 is connected with the connecting boxes 6, a clamping rod 10 is arranged on one side wall of the movable plate 8 far away from the spring 9, one end of the clamping rod 10 is clamped with the limit hole 5, the movable plate 8 is clamped with the auxiliary rod 8 and is separated from the expansion frame 2 through the auxiliary rod 8, and the expansion frame 2 is driven by the expansion frame 2 through the auxiliary rod 10.

In this embodiment, a connecting rod 11 is mounted on a side wall of the moving plate 8, one end of the connecting rod 11 penetrates through the connecting box 6 to be connected with a connecting plate 17, and the moving plate 8 is conveniently pressed by the connecting plate 17 and the connecting rod 11.

In this embodiment, the air-permeable cylinders 12 are respectively installed on the outer walls of one sides of the box body 1 and the connecting box 3 in a penetrating manner, the dustproof net 13 is installed at the port of the air-permeable cylinder 12, dust in the external air is filtered by the dustproof net 13, and ventilation is conveniently carried out inside the box body 1 under the action of the air-permeable cylinder 12.

In the embodiment, the bottom outer walls of the box body 1 and the connecting box 3 are connected with a supporting frame 15 through bearings, the supporting frame 15 is connected with a moving wheel 16 through bearings, and the product is conveniently pulled through the moving wheel 16.

The working principle of the utility model is as follows: when the volume-expandable draw-bar box is used, firstly, when the volume is expanded, the connecting plate 17 is pressed to drive the connecting rod 11 to extrude the movable plate 8, the movable plate 8 compresses the spring 9 to drive the clamping rod 10 to separate from the limiting hole 5, the volume of the expansion frame 2 is expanded through the box body 1 in a telescopic manner, the connecting plate 17 is loosened, the spring 9 resets the movable plate 8, and the movable plate 8 drives the clamping rod 10 to clamp into the inside of the separating limiting hole 5, so that the expansion frame 2 is limited, and more objects can be conveniently accommodated.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Draw-bar box that can expand, including box (1), its characterized in that: the utility model discloses a box, including box (1), box (2), connecting rod (10), connecting box (8) are installed to slip joint on the inner wall of box (1), there is spread frame (2) on the inner wall of box (1), there is spread box (4) through hinge connection on the outer wall of one side of spread frame (2), install vertical board (4) on the inner wall of one side of box (1) spacing hole (5) respectively, install connecting box (6) on the inner wall of the both sides of spread frame (2) respectively, spring (9) are installed on the side wall of moving plate (8), the one end of spring (9) with connecting box (6) are connected, moving plate (8) keep away from install clamping rod (10) on the side wall of spring (9), one end of clamping rod (10) with spacing hole (5) looks joint.

2. A draw-bar box with expandable capacity according to claim 1, characterized in that: an auxiliary rod (7) is arranged in the connecting box (6), and the moving plate (8) is in sliding clamping connection with the auxiliary rod (7).

3. A draw-bar box with expandable capacity according to claim 1, characterized in that: a connecting rod (11) is arranged on one side wall of the movable plate (8), and one end of the connecting rod (11) penetrates through the connecting box (6) to be connected with a connecting plate (17).

4. A draw-bar box with expandable capacity according to claim 1, characterized in that: the air-permeable cylinder (12) is respectively and penetratingly arranged on the outer wall of one side of the box body (1) and the connecting box (3), and a dustproof net (13) is arranged at the port of the air-permeable cylinder (12).

5. A draw-bar box with expandable capacity according to claim 1, characterized in that: the box body (1) and the outer wall of the bottom of the connecting box (3) are connected with a supporting frame (15) through bearings, and the supporting frame (15) is connected with a movable wheel (16) through bearings.

6. A draw-bar box with expandable capacity according to claim 1, characterized in that: the inner wall of the box body (1) is connected with a pull rod (18) in a sliding clamping manner.

7. A draw-bar box with expandable capacity according to claim 1, characterized in that: a power pocket (14) is arranged on the outer wall of one side of the box body (1).