Draw-bar box with multiple layers of accommodating cavities

By designing extension, stability, and moving components in the trolley case, the problem of small and stable stability of the existing trolley case is solved, and greater storage capacity and better stable protection are achieved.

CN222397339UActive Publication Date: 2025-01-28GUANGZHOU FREE TRAVEL LEATHER GOODS CO LTD
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Patent Information

Application Number
CN202421236887.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-03
Publication Date
2025-01-28
Estimated Expiration
2034-06-03

AI Technical Summary

Technical Problem

The existing trolley case has a small capacity, which is difficult to meet the storage needs of excessive luggage. At the same time, when moving on unstable ground, fragile products are prone to damage and have poor stability.

Method used

A multi -layer capacity tie box is designed to increase the capacity, stability and shock absorption effect through the combination of extension components, stable components and mobile components. The extension component increases the capacity by pulling out the extension cloth. The stable component increases stability through the card plate and wheels. The mobile component reduces vibration by shocking pads and spring.

Benefits of technology

The capacity expansion of the trolley case is achieved to facilitate stored luggage. At the same time, through shock absorption and stable components, it improves the smoothness and fragile effects of the box when moving.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a draw-bar box with multiple layers of accommodating cavities, and relates to the field of draw-bar boxes, the draw-bar box comprises a storage box A, one side of the storage box A is hinged with a storage box B through a hinge, the inner side wall of the storage box B is fixedly connected with an extension assembly, and the outer surface of the extension assembly is fixedly connected with a protection assembly. The bottom of the extending assembly is in threaded connection with a stabilizing assembly, the bottom of the storage box A and the bottom of the storage box B are fixedly connected with a moving assembly, the back face of the storage box A is fixedly connected with a stretching assembly, the extending assembly comprises extending cloth, and the outer surface of the extending cloth is fixedly connected to the inner side wall of the storage box B; a storage box C is fixedly connected to one side of the extending cloth, and a chain is fixedly connected to the surface of the storage box C. According to the draw-bar box disclosed by the utility model, by arranging the extension assembly, when the capacity of the draw-bar box is not enough, the extension assembly is pulled out, so that the capacity of the draw-bar box can be increased, more luggage can be conveniently stored, and the operation is convenient during operation.
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Description

Technical Field

[0001] The utility model relates to the field of trolley cases, in particular to a trolley case with a multi-layer accommodating cavity. Background Art

[0002] A trolley case is a type of case that is convenient for carrying luggage and traveling. It is light, durable, and practical. It is one of the commonly used luggage equipment in modern travel and is widely used because of its convenience. At the same time, trolley cases are also equipped with a trolley handle. There are single-tube trolley handles and double-tube trolley handles. The tubes of the trolley handles are also divided into square tubes and round tubes, which are convenient for dragging while walking and greatly reduce the burden.

[0003] Existing trolley cases usually have only two cavities for storing luggage. When there is too much luggage, the accommodating capacity is far from enough and the capacity is small. Moreover, when the trolley case is pulled, if there is an unstable ground, if fragile items are stored inside the trolley case, the items will break. Moreover, when moving, the trolley case is not stable.

[0004] For this purpose, we propose a trolley case with multi-layer storage chambers. Utility Model Content

[0005] The utility model provides a trolley case with multiple layers of accommodating chambers.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-layer accommodating cavity trolley case, comprising a storage box A, one side of the storage box A is hingedly connected to a storage box B by a hinge, an inner side wall of the storage box B is fixedly connected to an extension component, an outer surface of the extension component is fixedly connected to a protection component, a bottom of the extension component is threadedly connected to a stabilizing component, the bottoms of the storage boxes A and B are fixedly connected to a moving component, and the back of the storage box A is fixedly connected to a stretching component;

[0007] The extension assembly includes an extension cloth, the outer surface of which is fixedly connected to the inner wall of storage box B, one side of the extension cloth is fixedly connected to storage box C, the surface of storage box C is fixedly connected to a chain, and one side of storage box C is connected to one side of storage box B through the chain.

[0008] Preferably, the protective component includes an airbag, the back side of which is fixedly connected to the outer surface of the C storage box, an air inlet is opened on the outer surface of the airbag, an air inlet pipe is fixedly connected to the inside of the air inlet, and a plug is inserted into the inside of the air inlet pipe; when the plug is pulled out and gas is injected into the airbag from the air inlet pipe, the airbag can play a protective role, and when the suitcase falls to the ground, the airbag can play a buffering role to avoid damage to fragile items inside the suitcase.

[0009] Preferably, the stabilizing component includes a card plate, one side of which is threadedly connected to the bottom of the extension component by a bolt, the bottom of the card plate is fixedly connected to a wheel A, and the surface of the wheel A is provided with an anti-slip groove; to increase stability, the card plate is fixed to the bottom of the trolley case with bolts, which can increase stability.

[0010] Preferably, the moving assembly includes a connecting rod, the upper surface of which is fixedly connected to the bottom of storage box A, the outer surface of which is sleeved with shock-absorbing pad A, the bottom of shock-absorbing pad A is fixedly connected with spring A, one end of spring A is fixedly connected with shock-absorbing pad B, and the bottom of shock-absorbing pad B is fixedly connected with wheel B; when the trolley case moves, vibration will be generated. In order to protect the fragile items inside the trolley case, the moving assembly can reduce vibration and play a shock-absorbing role when moving.

[0011] Preferably, the stretching assembly includes a sleeve rod, the surface of the sleeve rod is fixedly connected to one side of the A storage box, and a pull rod is inserted into the interior of the sleeve rod; the stretching assembly can adjust the length of the pull rod, thereby improving convenience when using the pull rod box.

[0012] Preferably, a hole is provided on the surface of the pull rod, a B spring is fixedly connected to the inside of the hole, and a protrusion is fixedly connected to one end of the B spring; when adjusting the stretching assembly, the protrusion is pressed, the protrusion squeezes the B spring, and the B spring is pressed in, and after adjusting to a suitable height, the protrusion is snapped into a suitable hole.

[0013] Preferably, a buckle is fixedly connected to one side of the A storage box, and a clamping block is fixedly connected to one side of the B storage box; the buckle and the clamping block are used together to play a clamping role to merge the A storage box and the B storage box.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] First, the utility model provides an extension component. When the capacity of the trolley case is insufficient, the extension component can be pulled out to increase the capacity of the trolley case, so that more luggage can be stored. The trolley case is easy to operate.

[0016] 2. The utility model provides a stabilizing component and a moving component, and when the suitcase is moved, vibration will be generated. In order to protect the fragile items inside the suitcase, the moving component can reduce the vibration and play a shock-absorbing role when moving, and the stabilizing component can increase stability and is not easy to tilt. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the extension component of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the stretching assembly of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the stabilizing component of the utility model;

[0022] Figure 6 This is a schematic diagram of the structure of the mobile component of the utility model;

[0023] Figure 7 This is a schematic diagram of the structure of the protective component of the utility model.

[0024] In the figure: 1. Storage box A; 2. Storage box B; 3. Extension assembly; 301. Extension cloth; 302. Storage box C; 303. Chain; 4. Protection assembly; 401. Airbag; 402. Intake pipe; 403. Plug; 5. Stabilization assembly; 501. Card plate; 502. Bolt; 503. Wheel A; 6. Moving assembly; 601. Connecting rod; 602. Shock pad A; 603. Spring A; 604. Shock pad B; 605. Wheel B; 7. Stretching assembly; 701. Sleeve rod; 702. Pull rod; 703. Spring B; 704. Bump; 8. Buckle; 9. Block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1

[0027] See also Figure 1-7 The trolley case with a multi-layer storage cavity shown in the figure comprises a storage box A 1, a storage box B 2 is hingedly connected to one side of the storage box A 1, an extension component 3 is fixedly connected to the inner side wall of the storage box B 2, a protection component 4 is fixedly connected to the outer surface of the extension component 3, a stabilizing component 5 is threadedly connected to the bottom of the extension component 3, a moving component 6 is fixedly connected to the bottom of the storage box A 1 and the storage box B 2, and a stretching component 7 is fixedly connected to the back of the storage box A 1;

[0028] The extension assembly 3 includes an extension cloth 301, the outer surface of the extension cloth 301 is fixedly connected to the inner wall of the B storage box 2, one side of the extension cloth 301 is fixedly connected to the C storage box 302, the surface of the C storage box 302 is fixedly connected to the chain 303, and one side of the C storage box 302 is clamped to one side of the B storage box 2 through the chain 303.

[0029] In this embodiment, when the capacity of the suitcase is insufficient, the extension assembly 3 can be pulled out to increase the capacity of the suitcase, so that more luggage can be stored, and the operation is convenient.

[0030] See also Figure 1 , Figure 2 and Figure 7 In the figure, the protection component 4 includes an airbag 401, the back of which is fixedly connected to the outer surface of the C storage box 302, an air inlet is provided on the outer surface of the airbag 401, an air inlet pipe 402 is fixedly connected to the inside of the air inlet, and a plug 403 is inserted into the inside of the air inlet pipe 402.

[0031] In this embodiment: the plug 403 is pulled out, and gas is injected into the airbag 401 from the air inlet pipe 402. The airbag 401 can play a protective role. When the suitcase falls to the ground, the airbag 401 can play a buffering role to prevent the fragile items inside the suitcase from being damaged.

[0032] Working principle: When using a trolley case, open the buckle 8 and the card block 9, open the A storage box 1 and the B storage box 2, and place the luggage in the A storage box 1 and the B storage box 2. If there are too many luggage, pull the chain 303 open and pull out the extension cloth 301 to increase the storage capacity. Then, pull out the plug 403 and inject gas into the air bag 401 from the air inlet pipe 402. The air bag 401 can play a protective role. When the trolley case falls to the ground, the air bag 401 can play a buffering role to prevent the fragile items inside the trolley case from being damaged. Then, in order to increase stability, use the bolt 502 to fix the card plate 50 1 is fixed to the bottom of the trolley case to increase stability. Subsequently, when the trolley case is pulled, the connecting rod 601 is connected to the bottom of the A storage box 1 and the B storage box 2, the connecting rod 601 squeezes the A shock-absorbing pad 602, the A shock-absorbing pad 602 squeezes the A spring 603, and the A spring 603 squeezes the B shock-absorbing pad 604, thereby achieving a shock-absorbing effect. When the B wheel 605 moves, the vibration can be reduced. When adjusting the stretching component 7, press the protrusion 704, the protrusion 704 squeezes the B spring 703, and presses the B spring 703 in. After adjusting to a suitable height, the protrusion 704 is snapped into a suitable hole.

[0033] Example 2

[0034] See also Figure 1 , Figure 2 and Figure 5This embodiment further explains Example 1. In the figure, the stabilizing component 5 includes a card plate 501, one side of the card plate 501 is threadedly connected to the bottom of the extension component 3 through a bolt 502, and the bottom of the card plate 501 is fixedly connected with an A wheel 503, and the surface of the A wheel 503 is provided with an anti-slip groove.

[0035] In this embodiment, in order to increase stability, the clamping plate 501 is fixed to the bottom of the suitcase with bolts 502, which can increase stability.

[0036] See also Figure 1 , Figure 2 and Figure 6 In the figure, the moving component 6 includes a connecting rod 601, the upper surface of the connecting rod 601 is fixedly connected to the bottom of the A storage box 1, the outer surface of the connecting rod 601 is sleeved with an A shock-absorbing pad 602, the bottom of the A shock-absorbing pad 602 is fixedly connected to an A spring 603, one end of the A spring 603 is fixedly connected to a B shock-absorbing pad 604, and the bottom of the B shock-absorbing pad 604 is fixedly connected to a B wheel 605.

[0037] In this embodiment, when the suitcase is moved, vibration will be generated. In order to protect the fragile items inside the suitcase, the moving component 6 can reduce the vibration when moving, thereby playing a shock-absorbing role.

[0038] See also Figure 1 , Figure 2 and Figure 4 In the figure, the stretching assembly 7 includes a sleeve rod 701, the surface of the sleeve rod 701 is fixedly connected to one side of the A storage box 1, and a pull rod 702 is inserted into the interior of the sleeve rod 701.

[0039] In this embodiment: the stretching assembly 7 can adjust the length of the pull rod 702, which improves convenience when using the pull rod case.

[0040] Example 3

[0041] See also Figure 1 , Figure 2 and Figure 4 In the figure, a hole is opened on the surface of the pull rod 702, and a B spring 703 is fixedly connected inside the hole, and a protrusion 704 is fixedly connected to one end of the B spring 703.

[0042] In this embodiment: when adjusting the stretching assembly 7, the protrusion 704 is pressed, and the protrusion 704 squeezes the B spring 703, and the B spring 703 is pressed in. After adjusting to a suitable height, the protrusion 704 is snapped into a suitable hole.

[0043] See also Figure 1 and Figure 2 In the figure, a buckle 8 is fixedly connected to one side of the A storage box 1, and a block 9 is fixedly connected to one side of the B storage box 2.

[0044] In this embodiment, the buckle 8 and the clamping block 9 are used together to play a clamping role to merge the A storage box 1 and the B storage box 2.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0046] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A trolley case with multiple layers of accommodating chambers, characterized in that: The invention comprises a storage box A (1), one side of the storage box A (1) is hingedly connected to a storage box B (2), the inner side wall of the storage box B (2) is fixedly connected to an extension component (3), the outer surface of the extension component (3) is fixedly connected to a protection component (4), the bottom of the extension component (3) is threadedly connected to a stabilizing component (5), the bottoms of the storage box A (1) and the storage box B (2) are fixedly connected to a moving component (6), and the back of the storage box A (1) is fixedly connected to a stretching component (7); The extension assembly (3) comprises an extension cloth (301), the outer surface of the extension cloth (301) is fixedly connected to the inner wall of the B storage box (2), one side of the extension cloth (301) is fixedly connected to the C storage box (302), the surface of the C storage box (302) is fixedly connected to the chain (303), and one side of the C storage box (302) is clamped to one side of the B storage box (2) through the chain (303).

2. The multi-layer accommodating chamber suitcase according to claim 1, characterized in that: The protection component (4) includes an airbag (401), the back side of which is fixedly connected to the outer surface of the C storage box (302), the outer surface of the airbag (401) is provided with an air inlet, the interior of the air inlet is fixedly connected to an air inlet pipe (402), and the interior of the air inlet pipe (402) is plugged with a plug (403).

3. The multi-layer accommodating chamber suitcase according to claim 1, characterized in that: The stabilizing component (5) comprises a clamping plate (501), one side of which is threadedly connected to the bottom of the extension component (3) via a bolt (502), and the bottom of the clamping plate (501) is fixedly connected to an A wheel (503), and a surface of the A wheel (503) is provided with an anti-slip groove.

4. The multi-layer accommodating chamber suitcase according to claim 1, characterized in that: The moving assembly (6) comprises a connecting rod (601), the upper surface of which is fixedly connected to the bottom of the A storage box (1), the outer surface of which is sleeved with an A shock-absorbing pad (602), the bottom of which is fixedly connected to an A spring (603), one end of which is fixedly connected to a B shock-absorbing pad (604), and the bottom of which is fixedly connected to a B wheel (605).

5. The multi-layer accommodating chamber suitcase according to claim 1, characterized in that: The stretching assembly (7) comprises a sleeve rod (701), the surface of which is fixedly connected to one side of the A storage box (1), and a pull rod (702) is inserted into the interior of the sleeve rod (701).

6. The multi-layer accommodating chamber suitcase according to claim 5, characterized in that: A hole is provided on the surface of the pull rod (702), a B spring (703) is fixedly connected inside the hole, and a protrusion (704) is fixedly connected to one end of the B spring (703).

7. The multi-layer accommodating chamber suitcase according to claim 1, characterized in that: A buckle (8) is fixedly connected to one side of the A storage box (1), and a clamping block (9) is fixedly connected to one side of the B storage box (2).