Luggage case

Abstract

The utility model belongs to the technical field of luggage cases, and particularly relates to a luggage case which comprises a first case body, a second case body, a driving assembly, a transmission shaft, a power wheel, a crawling crawler belt, a belt wheel, a pull rod, an adjusting rod, a control handle, a steering wheel and a folding pedal, the first case body is connected with the second case body, and the driving assembly is arranged in the center of the bottom of the second case body. The driving assembly is in transmission connection with a transmission shaft, and the left and right ends of the transmission shaft are connected with power wheels. When the intelligent luggage case is used, the transmission shaft is driven by the driving assembly to rotate, the two crawling crawlers arranged in the two protective shells can be driven by the transmission shaft to rotate, and the intelligent luggage case can crawl on stairs through the convex blocks arranged on the two crawling crawlers, so that the intelligent luggage case has a stair climbing function; electric driving can also be achieved during stair climbing, the hands of a user are liberated, and good practicability and convenience are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of luggage cases, and in particular relates to a luggage case. Background Art

[0002] There are two types of luggage in the current market. Ordinary luggage that moves manually or smart electric luggage that moves with electricity. Smart luggage is a new type of luggage with multiple intelligent functions. It is usually equipped with a rideable electric device, which is equivalent to a folding scooter. The pull rod is the "steering wheel" that can realize forward, reverse and brake functions.

[0003] At present, the existing smart suitcases are mostly used for walking on flat surfaces. When it is necessary to go upstairs, the user can only lift the suitcase upstairs by the handle. It is OK if the stairs are short. If the floor to be climbed is high, it will consume a lot of physical strength of the user, which is not convenient enough. At the same time, the existing smart suitcases either do not have pedals for users to put their feet, or are set in the middle of the bottom side of the box body. The pedals have poor stability and load-bearing capacity, and will take up a certain amount of space.

[0004] Based on this, the utility model designs a suitcase to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides a suitcase.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a suitcase, comprising a first box body, a second box body, a driving assembly, a transmission shaft, a power wheel, a crawling track, a pulley, a pull rod, an adjustment rod, a control handle, a steering wheel and a folding footrest, the first box body is connected to the second box body, a driving assembly is arranged at the bottom center of the second box body, the driving assembly is connected to the transmission shaft, the left and right ends of the transmission shaft are connected to the power wheel, and two pulleys are symmetrically connected to the transmission shaft.

[0007] As a preferred technical solution of the utility model, a groove is provided at the upper end of the second box body, a pull rod is arranged in the groove, the pull rod is slidably connected to the second box body, two protective shells are symmetrically and fixedly connected to the outer side of the second box body, a fixed shaft is provided at the upper end of the protective shell, and pulleys are movably connected to the fixed shafts, and a crawling track is provided between the pulleys on the transmission shaft and the pulleys on the fixed shaft.

[0008] As a preferred technical solution of the utility model, the outer surface of the crawling track is provided with a plurality of protrusions, the inner side of the crawling track is symmetrically provided with a plurality of groups of meshing grooves, the pulley includes a mounting tube, a wheel body and meshing teeth, the mounting tube is symmetrically provided with wheel bodies, and the outer surfaces of the two wheel bodies are provided with a plurality of meshing teeth.

[0009] As a preferred technical solution of the utility model, the meshing teeth provided on the two wheel bodies of the pulley can be respectively meshed and connected with multiple groups of meshing grooves symmetrically opened on the inner side of the crawler track.

[0010] As a preferred technical solution of the present invention, a side handle is provided at the center of the left side of the first box body, a password lock is provided above the left side handle of the first box body, an upper handle is provided at the center of the upper end of the first box body, and a column is fixedly connected to the front of the first box body.

[0011] As a preferred technical solution of the utility model, an adjusting rod is arranged in the column, the upper end of the adjusting rod is connected to a control handle, and the lower end of the adjusting rod is connected to a steering wheel.

[0012] As a preferred technical solution of the utility model, folding footrests are symmetrically arranged on both sides of the front pillars of the first box body.

[0013] As a preferred technical solution of the utility model, the folding footrest includes a mounting seat, a pedal, a rotating shaft, a connecting seat and a folding support rod. The mounting seat is movably connected to the pedal via the rotating shaft. The connecting seat is arranged on the outer side of the pedal. The folding support rod is movably connected to the connecting seat.

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

[0015] 1. When the utility model is in use, the driving assembly drives the rotation of the transmission shaft, which can drive the two crawling tracks provided in the two protective shells to rotate through the transmission shaft, and the two crawling tracks are used to crawl on the stairs through the protrusions provided on the two crawling tracks, so that the smart suitcase has the function of climbing stairs. When climbing stairs, it can also be electrically driven, freeing the user's hands, and has good practicality and convenience;

[0016] 2. When the utility model is in use, through the two folding pedals symmetrically provided on the front side of the first box body, when riding, the folding support rods in the connecting seats on the two folding pedals are unfolded, and the pedals are turned down 90 degrees inside, so that the front ends of the folding support rods are in contact with the first box body. The stable triangular structure formed by the folding support rods and the first box body makes the pedals have better stability and bearing capacity, and the foldable design can avoid taking up space. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the overall left-side structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the overall right side structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the overall rear view structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the second box structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the crawler structure of the utility model;

[0023] Figure 6 It is a partial enlarged structural schematic diagram of the crawler track of the utility model;

[0024] Figure 7 This is a schematic diagram of the pulley structure of the utility model;

[0025] Figure 8 It is a schematic diagram of the folding pedal structure of the utility model.

[0026] In the figure: 1. first box body; 101. side handle; 102. combination lock; 103. upper handle; 104. column; 2. second box body; 201. groove; 202. protective shell; 203. fixed shaft; 3. driving assembly; 4. transmission shaft; 5. power wheel; 6. crawling track; 601. bump; 602. meshing groove; 7. pulley; 701. mounting cylinder; 702. wheel body; 703. meshing teeth; 8. pull rod; 9. adjustment rod; 10. control handle; 11. steering wheel; 12. folding foot pedal; 1201. mounting seat; 1202. pedal; 1203. rotating shaft; 1204. connecting seat; 1205. folding support rod. DETAILED DESCRIPTION

[0027] The following will be combined with the attached embodiment of the utility model Figure 1-8 , 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 them. 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.

[0028] See also Figure 1-8 The utility model provides the following technical solutions: a suitcase, comprising a first box body 1, a second box body 2, a driving assembly 3, a transmission shaft 4, a power wheel 5, a crawling track 6, a pulley 7, a pull rod 8, an adjustment rod 9, a control handle 10, a steering wheel 11 and a folding footrest 12, the first box body 1 is connected to the second box body 2, a driving assembly 3 is arranged at the bottom center of the second box body 2, the driving assembly 3 is in transmission connection with the transmission shaft 4, the left and right ends of the transmission shaft 4 are connected with power wheels 5, and two pulleys 7 are symmetrically connected to the transmission shaft 4.

[0029] A groove 201 is provided at the upper end of the second box body 2, and a pull rod 8 is arranged in the groove 201. The pull rod 8 is slidably connected in the second box body 2. Two protective shells 202 are symmetrically and fixedly connected to the outer side of the second box body 2. A fixed shaft 203 is provided at the upper end of the protective shell 202. A pulley 7 is movably connected to the fixed shaft 203. A crawling track 6 is provided between the pulley 7 on the transmission shaft 4 and the pulley 7 on the fixed shaft 203.

[0030] The outer surface of the crawler track 6 is provided with multiple protrusions 601, and the inner side of the crawler track 6 is symmetrically provided with multiple groups of meshing grooves 602. The pulley 7 includes a mounting tube 701, a wheel body 702 and meshing teeth 703. The wheel bodies 702 are symmetrically arranged on the mounting tube 701, and the outer surfaces of the two wheel bodies 702 are provided with multiple meshing teeth 703.

[0031] The meshing teeth 703 provided on the two wheel bodies 702 of the pulley 7 can be respectively meshed and connected with the multiple groups of meshing grooves 602 symmetrically opened on the inner side of the crawler belt 6.

[0032] Through two pulleys 7 connected to the transmission shaft 4, the two crawling tracks 6 can be driven to rotate by driving the power wheel 5, so that the suitcase has the function of climbing stairs, further improving the convenience of the suitcase. The above-mentioned driving component 3 is a technology possessed by existing smart suitcases and will not be elaborated on here.

[0033] Please refer to Figure 1 , Figure 2 and Figure 8 A side handle 101 is provided at the center of the left side of the first box body 1, a password lock 102 is provided above the side handle 101 on the left side of the first box body 1, an upper handle 103 is provided at the center of the upper end of the first box body 1, and a column 104 is fixedly connected to the front of the first box body 1.

[0034] An adjusting rod 9 is disposed in the column 104 , the upper end of the adjusting rod 9 is connected to a control handle 10 , and the lower end of the adjusting rod 9 is connected to a steering wheel 11 .

[0035] Folding footrests 12 are symmetrically arranged on both sides of the front pillar 104 of the first box body 1 .

[0036] The folding footrest 12 includes a mounting seat 1201, a pedal 1202, a rotating shaft 1203, a connecting seat 1204 and a folding support rod 1205. The mounting seat 1201 is movably connected to the pedal 1202 via the rotating shaft 1203. The connecting seat 1204 is arranged on the outer side of the pedal 1202. The folding support rod 1205 is movably connected to the connecting seat 1204.

[0037] The maximum unfolding angle formed by the folding support rod 1205 and the pedal 1202 is 30 degrees. When the folding support rod 1205 is unfolded 30 degrees in the connecting seat 1204, it will be fixed with the connecting seat 1204 and cannot be unfolded downward, thereby providing stable support for 1202 and improving the load-bearing capacity of the pedal 1202.

[0038] The working principle and use process of the utility model are as follows: in specific use, when the user needs to climb stairs with a suitcase, the power wheel 5 is made to conflict with the step, and then the suitcase is placed diagonally downward on the step, so that the two crawling tracks 6 are in contact with the step, and the drive shaft 4 is driven by the drive assembly 3 to rotate clockwise, driving the pulley 7 connected to the bottom of the protective shell 202 and the drive shaft 4 to rotate clockwise at the same time, and the crawling track 6 is driven by the pulley 7 to rotate clockwise, and the clockwise rotation of the two crawling tracks 6 enables the suitcase to climb up on the steps. When the suitcase is riding on the ground, the two folding pedals 12 symmetrically arranged on the first box body 1 and the triangular stable structure formed between the folding support rod 1205 at the lower end of the folding pedal 12 and the first box body 1 can increase the supporting force of the pedal 1202 to be more stable. After use, it can be folded upward to save the space occupied by the folding pedal 12, and the steering of the electric suitcase can be achieved by turning the control handle 10 with both hands, and the forward, backward and acceleration and deceleration of the electric suitcase can be achieved by pressing the corresponding button.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A luggage case, comprising a first case body (1), a second case body (2), a driving assembly (3), a transmission shaft (4), a power wheel (5), a crawler track (6), a pulley (7), a pull rod (8), an adjustment rod (9), a control handle (10), a steering wheel (11) and a folding footrest (12), characterized in that: The first housing (1) is connected to the second housing (2); a driving assembly (3) is arranged at the bottom center of the second housing (2); the driving assembly (3) is drivingly connected to a transmission shaft (4); both left and right ends of the transmission shaft (4) are connected to power wheels (5); and two pulleys (7) are symmetrically connected to the transmission shaft (4).

2. A luggage case according to claim 1, characterized in that: A groove (201) is provided at the upper end of the second housing (2), a pull rod (8) is arranged in the groove (201), and the pull rod (8) is slidably connected in the second housing (2), two protective shells (202) are symmetrically and fixedly connected to the outer side of the second housing (2), a fixed shaft (203) is provided at the upper end of the protective shell (202), and a pulley (7) is movably connected to the fixed shaft (203), and a crawling track (6) is provided between the pulley (7) on the transmission shaft (4) and the pulley (7) on the fixed shaft (203).

3. A luggage case according to claim 2, characterized in that: The outer surface of the crawling track (6) is provided with a plurality of protrusions (601), the inner side of the crawling track (6) is symmetrically provided with a plurality of groups of meshing grooves (602), the pulley (7) comprises a mounting tube (701), a wheel body (702) and meshing teeth (703), the wheel bodies (702) are symmetrically provided on the mounting tube (701), and the outer surfaces of the two wheel bodies (702) are both provided with a plurality of meshing teeth (703).

4. A luggage case according to claim 2, characterized in that: The meshing teeth (703) provided on the two wheel bodies (702) of the pulley (7) can respectively mesh and connect with a plurality of groups of meshing grooves (602) symmetrically provided on the inner side of the crawling track (6).

5. The luggage case according to claim 1, characterized in that: A side handle (101) is provided at the center of the left side of the first box (1), a combination lock (102) is provided above the left side handle (101) of the first box (1), an upper handle (103) is provided at the center of the upper end of the first box (1), and a column (104) is fixedly connected to the front of the first box (1).

6. A luggage case according to claim 5, characterized in that: An adjusting rod (9) is arranged inside the upright column (104); the upper end of the adjusting rod (9) is connected to a control handle (10); and the lower end of the adjusting rod (9) is connected to a steering wheel (11).

7. The luggage case according to claim 1, characterized in that: Folding footrests (12) are symmetrically arranged on both sides of the front pillar (104) of the first box body (1).

8. A luggage case according to claim 7, characterized in that: The folding footrest (12) comprises a mounting seat (1201), a pedal (1202), a rotating shaft (1203), a connecting seat (1204) and a folding support rod (1205); the mounting seat (1201) is movably connected to the pedal (1202) via the rotating shaft (1203); the connecting seat (1204) is arranged on the outer side of the pedal (1202); and the folding support rod (1205) is movably connected to the connecting seat (1204).

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