CN213604894U

CN213604894U - Suitcase of extensible capacity

Info

Publication number: CN213604894U
Application number: CN202022605453.0U
Authority: CN
Inventors: 国淑梅; 陈志贵; 高雅文; 牛贞福
Original assignee: Shandong Agriculture and Engineering University
Current assignee: Dragon Totem Technology Hefei Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-06
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a luggage case with expandable capacity, which belongs to the technical field of luggage cases and can expand the volume of the luggage case so that the luggage case can contain more articles; the trolley luggage comprises a first luggage body and a second luggage body, wherein the first luggage body and the second luggage body are hollow, the bottom end surface of the first luggage body and the top end surface of the second luggage body are both open surfaces, one side of the bottom end surface of the first luggage body is sleeved with one side of the top end surface of the second luggage body, and the inner side of the bottom of the first luggage body is detachably connected with the outer side of the top of the second luggage body; the lateral part of first case and bag main part is equipped with the pull rod, and the bottom of second case and bag main part is equipped with the gyro wheel to through the pull rod can be around the rotation axis slope first case and bag main part and the second case and bag main part of gyro wheel, the gyro wheel can also be connected the locking piece with the locking. The locking piece can attract through the electromagnet above the locking piece, and the effect of automatic locking control is achieved.

Description

Suitcase of extensible capacity

Technical Field

The utility model belongs to the technical field of the suitcase, it is specific, relate to a suitcase of extensible capacity.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

Luggage, also known as traveling case and trolley case, is a type of luggage that is carried when going out for placing articles. Usually, the luggage case is used for placing clothes, personal care products and souvenirs required by the journey.

The inventor finds that the main function of the travel suitcase is to contain articles required by travel, and the travel suitcase is generally provided with the pull rod and the wheels to be convenient to carry, so that the trouble of carrying travel articles by a lot can be avoided. However, the inventor also finds out in research that the technical problems of the current luggage case mainly focus on: firstly, the size of the luggage case is not changeable, and the luggage case sometimes has too large space, redundant space and heavy weight when being used for loading luggage; or the space is too small, the luggage is too much to be loaded, and the luggage is inconvenient to go out. And if the aircraft is seated in the draw-bar box for long-distance travel, more travel objects are contained in the draw-bar box, so that a large draw-bar box is needed, the size and the weight exceed the specification, and the draw-bar box needs to be queued for handling and transportation, thereby causing unnecessary troubles. The universal wheels of the trunk are not fixed, the speed is increased along with the braking of a vehicle when a passenger takes a bus or a subway, the passenger is easy to roll in the bus when the passenger is not aware of the universal wheels, and the passenger needs to grasp the trunk all the time to prevent the trunk from rolling; when a lot of people are met, the trolley case can cause crowding, and unnecessary trouble is caused when the trolley case is taken out or travels.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a luggage case with expandable capacity, which can expand the volume of the luggage case, so that the luggage case can contain more articles; can also lock the gyro wheel of suitcase to the position of fixed suitcase facilitates the use.

In order to achieve the above purpose, the present invention is realized by the following technical solution:

the technical scheme of the utility model provides a suitcase with expandable capacity, which comprises a first suitcase main body and a second suitcase main body, wherein the first suitcase main body and the second suitcase main body are both hollow, the bottom end surface of the first suitcase main body and the top end surface of the second suitcase main body are both open surfaces, one side of the bottom end surface of the first suitcase main body is sleeved with one side of the top end surface of the second suitcase main body, and the inner side of the bottom of the first suitcase main body is detachably connected with the outer side of the top of the second suitcase main body; the side part of the first luggage body is provided with a pull rod, the bottom part of the second luggage body is provided with a roller, the first luggage body and the second luggage body can be inclined around the rotation axis of the roller through the pull rod, and the roller can be connected with a locking piece to lock; in addition, the locking piece can be attracted by the electromagnet above the locking piece, and the effect of automatically controlling locking is achieved.

Above-mentioned the utility model discloses a technical scheme's beneficial effect as follows:

1) the utility model provides a case and bag include first case and bag main part and second case and bag main part, but second case and bag main part is for first case and bag main part drop-down or rise to expand the volume of case and bag or reduce the case and bag volume, adapt to the different demand that holds.

2) The utility model discloses in, realize the interim location between first case and bag main part and the second case and bag main part through the buckle, can regulate and control the size of suitcase, convenient and fast.

3) The utility model discloses in, the suitcase gyro wheel can be through the locking piece locking, convenient suitcase putting when taking public transit, subway, and the passenger can just can prevent that the suitcase from rolling without grabbing the suitcase.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Figure 1 is a schematic diagram of the overall structure of the luggage in one or more embodiments of the invention,

FIG. 2 is a schematic view of the universal wheel being fixed by the self-locking switch controlling iron sheet according to one or more embodiments of the present invention,

FIG. 3 is a schematic view of the second luggage body being pulled down relative to the first luggage body in one or more embodiments of the invention,

fig. 4 is a schematic view of the second luggage body after being pulled open according to one or more embodiments of the present invention.

Figure 5 is a schematic diagram of the installation position of the automatic control locking circuit in the trunk according to one or more embodiments of the present invention,

fig. 6 is a schematic diagram of an automatic control locking circuit according to one or more embodiments of the present invention.

In the figure: 1. a pull rod; 2. a locking mechanism; 3. a main handle; 4. a zipper; 5. a first luggage body coded lock; 6. inserting a bag outside; 7. a universal wheel; 8. iron sheets; 9. a groove; 10. a second luggage body; 11. the second luggage main body is provided with a coded lock; 12. a handle; 13. a pressure sensor; a1 electromagnet at the bottom of trunk, A2 electromagnet of electromagnetic switch, 15 switch, S1 manual switch, S2 electromagnetic switch.

The spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.

Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As introduced by the background art, aiming at the defects of the prior art, the utility model aims to provide a luggage case with expandable capacity, which can expand the volume of the luggage case, so that the luggage case can contain more articles; the roller of the luggage case can be automatically locked, so that the position of the luggage case is fixed, and the luggage case is more convenient to use.

Example 1

In a typical embodiment of the present invention, as shown in fig. 1, the present embodiment discloses a luggage with expandable capacity, which comprises a luggage main body, a zipper 4, a pull rod 1, a universal wheel 7, a main handle 3, an outer bag, a coded lock, a mesh bag, an inner bag, an intermediate insertion bag, a pe plate, and a honeycomb frame, wherein the zipper 4, the pull rod 1, the universal wheel 7, the outer bag, the coded lock are connected to the outer side of the luggage main body; it will be appreciated that the embodiment shown in the drawings, in which the zipper 4, the drawbar 1, the universal wheel 7, the main handle 3, the outer bag, the combination lock, the mesh bag, the inner bag, the middle bag, the pe board and the honeycomb frame are all conventional components, is mounted in the same manner as a conventional luggage case. The luggage also comprises a handle 12, and the handle 12 is arranged on the upper side of the luggage main body.

The luggage body comprises a first luggage body positioned at the outer side and a second luggage body 10 positioned at the inner side, and the second luggage body 10 is sleeved on the first luggage body. It will be appreciated that the luggage body is cuboid.

It can be understood that the outer side of the luggage body is the outward side of the luggage, i.e. the top side of the luggage when it is laid flat, and the rear side of the luggage body is the inward side of the luggage, i.e. the bottom side of the luggage when it is laid flat.

The draw bar 1 of the first bag main body is located at the rear side of the first bag main body.

Since the first bag body and the second bag body 10 can be drawn, and the distance of drawing is defined to be shorter than the length of the second bag; further, the length of the second bag main body is smaller than the length of the first bag main body.

When the second bag main body 10 is drawn out, the drawn-out portion of the second bag main body 10 forms a space for increasing the capacity of the entire bag main body, and can be used for storing articles.

Specifically, the first luggage body is rectangular box-shaped, and the bottom end surface thereof is an open surface for the second luggage body 10.

Specifically, the second bag main body 10 is shaped like a rectangular box, and the top end surface thereof is an open surface so as to communicate with the first bag main body.

The outer side of the top of the second luggage main body 10 is provided with a protrusion, and the inner side of the bottom of the first luggage main body is provided with a groove 9 matched with the protrusion. The protrusion can be a buckle, the groove 9 is a clamping groove matched with the buckle, and after the clamping groove is combined with the buckle, the relative positions of the first luggage main body and the second luggage main body 10 can be maintained.

It can be understood that the slot and the clip are mechanical structures commonly used in the art.

In order to enable the clamping groove to be separated from the buckle, the groove 9 penetrating through the shell surface of the second luggage is formed in the second luggage on the inner side of the buckle, and in the using process, the clamping groove and the buckle can be separated by penetrating through the groove 9 and pulling the buckle.

The outer layer of the draw-bar box is provided with a draw-bar, the bottom expansion part of the draw-bar can be pulled out outwards, the pulling-out size can be determined by the required using volume, and the draw-bar is fixed by a buckle.

In another embodiment, the inner side of the bottom of the first luggage body is provided with a buckle, and the outer side of the top of the second luggage body 10 is provided with a clamping groove.

The buckle is equipped with a plurality ofly, or the draw-in groove is equipped with a plurality ofly, and a plurality of buckles and draw-in groove linear array set up to realize the multistage location of first case and bag main part and second case and bag main part 10.

In order to make the draw-bar box more convenient to use. On the basis of current draw-bar box, this embodiment has still increased the flexible transform function of the fixed of universal wheel 7 and draw-bar box size, and is concrete, the recess 9 of indent is seted up to universal wheel 7, the recess 9 and the universal wheel 7 of universal wheel 7 indent still are as an organic whole, and two 7 inboards of universal wheel all have the recess 9 of indent, are equipped with iron sheet 8 near recess 9, and iron sheet 8 top is equipped with the electro-magnet, and locking mechanism 2 is still connected to iron sheet 8 in addition, through the hand to the 13 effect iron sheets 8 of pressure sensor in the pull rod 1 and locking mechanism 2 and electro-magnet cooperation, iron sheet 8 can insert or leave universal wheel 7, plays the fixed action to universal wheel 7. In the process of manually pulling the pull rod 1, the current carrier in the pressure sensor 13 in the pull rod 1 is changed due to the force applied by hand to the sensor, so that the conductivity is increased, and the iron sheet is attracted up under the condition of triggering the electromagnet A2. It will be appreciated that the electromagnet is also connected to the trunk battery; the suitcase battery adopts detachable rechargeable battery, deposits below the trick lock.

The iron piece 8 is formed of two parts, one of which is rectangular and is connected to the locking mechanism 2, and the other of which is T-shaped and can be attracted by an electromagnet and inserted into the first part. More specifically, in this embodiment, the rectangular iron sheet is named as a first area iron sheet of the iron sheet, the T-shaped iron sheet is named as a second area iron sheet of the iron sheet, the first area iron sheet is perpendicular to the second area iron sheet, a groove penetrating through the iron sheet is formed in the middle of the first area iron sheet, and the groove can be connected with the locking mechanism 2.

In order to normally use when electric quantity is insufficient or power switch 15 closes, through the cooperation of electro-magnet and locking mechanism 2, only triggering locking mechanism 2, when the first regional iron sheet of iron sheet descends, the electro-magnet just can touch the universal wheel recess after inhaling the iron sheet second region, then just can play the effect of control.

In other embodiments, the iron sheet 8 may also be other forms of locking elements, such as straight cylindrical elements, hook-shaped elements.

The locking mechanism 2 is a mechanical structure with a mechanical locking function, for example, a pressing mechanism of a pressing type ball pen, a hand is loosened after a button is pressed, the button does not return to an initial state, but keeps a locking state, in this embodiment, after the locking mechanism 2 is triggered, an iron sheet 8 descends, the iron sheet 8 moves to a position capable of clamping a groove 9 of the universal wheel 7 and is matched with the groove 9, and the universal wheel 7 is fixed; after the locking mechanism 2 is triggered again, the locking can be completed, so that the iron sheet 8 for fixing the universal wheel 7 rises and leaves the groove 9.

It is understood that the locking mechanism 2 may adopt the existing mechanical structure, such as a spring positioning pin, a lock, both of which have a moving part capable of reciprocating movement, a triggering part for triggering the moving part to move, and a fixing part for accommodating the moving part.

When the spring positioning pin is used, the moving part of the spring positioning pin is fixedly connected with the iron sheet 8, and the fixed part of the spring positioning pin is fixedly connected with the pull rod 1, so that the moving part of the spring positioning pin can move radially or axially relative to the roller; when the lockset is used, the moving part of the lockset is fixedly connected with the iron sheet 8, and the fixed part of the lockset is fixedly connected with the pull rod 1, so that the moving part of the lockset can move radially or axially relative to the roller.

The front side of the luggage main body is provided with three outer insert pockets 5, the top side of the luggage main body is provided with two outer insert pockets 5, and the bottom side of the luggage main body is provided with one outer insert pocket 5. The outer inserting bag 5 is provided with a zipper 4, different outer inserting bags 5 can be selected according to needs, and the outer inserting bags can be pulled out slightly.

As shown in fig. 5, the pressure sensor is provided on the top side of the first bag body; when the pressure sensor 13 reaches the condition of triggering the electromagnet A2 in the circuit on the same side, the electromagnet A2 can control the switch S2 to be closed, namely the circuit can be connected, meanwhile, the four electromagnets A1 are powered on, and the four electromagnets A1 are started.

As shown in fig. 5, the number of the electromagnets in this embodiment is five, wherein four electromagnets a1 are connected in parallel to a power supply, a switch S2 is provided in a main circuit of the power supply connected to the four electromagnets a1, the switch S2 can control the on/off of the four electromagnets a1 at the same time, a switch S2 is an electromagnetic switch, and the electromagnetic switch is provided with a contact and an electromagnet a2, when the electromagnet a2 is powered on and started, the contact is triggered, and the switch S2 is closed; the four electromagnets A1 are respectively and correspondingly provided with iron sheets to control wheels at the bottom side of the luggage case; in addition, the power supply is also separately connected with an independently arranged manual switch S1, the manual switch S1, the pressure sensor 13 and the electromagnet A2 of the switch S2 form a circuit together, when the manual switch S1 is closed, the pressure sensor 13 can directly control the electromagnet A2, and when the electromagnet A2 is electrified, the switch S2 is closed. It will be appreciated that electromagnet a2 and the contacts together form an electromagnetic switch.

The detachable connection, such as bolt connection, threaded connection or clamping connection, and the non-detachable connection, such as welding, gluing, etc., can be selected according to actual needs.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A luggage case with expandable capacity is characterized by comprising a first case main body and a second case main body, wherein the first case main body and the second case main body are both hollow, the bottom end surface of the first case main body and the top end surface of the second case main body are both open surfaces, one side of the bottom end surface of the first case main body is sleeved with one side of the top end surface of the second case main body, and the inner side of the bottom of the first case main body is detachably connected with the outer side of the top of the second case main body; the lateral part of first case and bag main part is equipped with the pull rod, and the bottom of second case and bag main part is equipped with the gyro wheel to through the pull rod can be around the rotation axis slope first case and bag main part and the second case and bag main part of gyro wheel, the gyro wheel can also be connected the locking piece with the locking.

2. The expandable capacity luggage of claim 1, wherein the first luggage body and the second luggage body are each rectangular parallelepiped.

3. The expandable capacity luggage of claim 1, wherein the outer side of the first luggage body further has attached thereto a plurality of male pockets for receiving items.

4. The expandable capacity luggage of claim 1, wherein the first luggage body has a pull rod at a rear side of the first luggage body, the pull rod further having a locking mechanism attached to a bottom of the pull rod.

5. The expandable capacity luggage of claim 1, wherein the rollers have grooves on the inner sides thereof, and the pull rod is connected to a locking mechanism, the locking mechanism being connected to and reciprocally driving a locking member, the locking member being capable of engaging or disengaging the grooves to control the movement of the rollers.

6. The expandable capacity luggage of claim 5, wherein a rectangular piece is attached to the wheels and has a groove, the rectangular piece being horizontally disposed; the locking piece is T-shaped, is vertically arranged and can be inserted into the groove.

7. The expandable capacity luggage of claim 5, further comprising an electromagnet and a pressure sensor, wherein the pressure sensor is disposed on the top side of the first luggage body, the electromagnet, the pressure sensor and the switch are connected to form a loop, and the pressure sensor is further connected to the switch to control the on/off of the switch; the electromagnet is arranged above the locking piece to apply pulling force to the locking piece after the electromagnet is electrified.

8. The expandable capacity luggage of claim 4 or 5, wherein the locking mechanism is a spring loaded detent or lock; when the spring positioning pin is used, the moving part of the spring positioning pin is fixedly connected with the iron sheet, and the fixing part of the spring positioning pin is fixedly connected with the pull rod, so that the moving part of the spring positioning pin can move radially or axially relative to the roller; when the lockset is used, the moving part of the lockset is fixedly connected with the iron sheet, and the fixing part of the lockset is fixedly connected with the pull rod, so that the moving part of the lockset can move radially or axially relative to the roller.

9. The expandable capacity luggage of claim 1, wherein the first luggage body has a snap groove on the inside of the bottom and the second luggage body has a snap on the outside of the top; or, the inner side of the bottom of the first luggage main body is provided with a buckle, and the outer side of the top of the second luggage main body is provided with a clamping groove.

10. The expandable capacity luggage of claim 9, wherein there are a plurality of said clasps or a plurality of said slots, and a plurality of clasps and/or slots are arranged in a linear array.