CN109043769A - A kind of ladder luggage case - Google Patents
A kind of ladder luggage case Download PDFInfo
- Publication number
- CN109043769A CN109043769A CN201811056238.0A CN201811056238A CN109043769A CN 109043769 A CN109043769 A CN 109043769A CN 201811056238 A CN201811056238 A CN 201811056238A CN 109043769 A CN109043769 A CN 109043769A
- Authority
- CN
- China
- Prior art keywords
- block
- fixedly connected
- connecting plate
- luggage case
- fixing sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/04—Trunks; Travelling baskets
- A45C5/045—Travelling baskets
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
- A45C13/262—Special adaptations of handles for wheeled luggage
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
- A45C5/143—Rigid or semi-rigid luggage with built-in rolling means detachable
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
- A45C2005/147—Rigid or semi-rigid luggage with built-in rolling means for climbing stairs
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
- A45C13/262—Special adaptations of handles for wheeled luggage
- A45C2013/265—Special adaptations of handles for wheeled luggage the handle being adjustable in rotation to a towing element
Abstract
The invention discloses a kind of ladder luggage cases, including cabinet, the bottom of the cabinet is fixedly connected with connecting plate, the two sides of the connecting plate bottom are movably installed with connecting rod one, the surface of the connecting rod one is socketed with fixing sleeve, the outer wall of the fixing sleeve is fixedly connected with bearing, the outer wall of the bearing is fixedly connected with three wheel ontologies, the connecting rod one is far from opening up fluted one at the top of one end of the connection board, the internal slide of the fixing sleeve is connected with the fixture block positioned at one top of groove, and the bottom end of the fixture block is connected in groove one.A kind of ladder luggage case, pass through setting connecting plate, connecting rod one, fixing sleeve, bearing, groove one and fixture block, it can be by three movable two sides for being mounted on cabinet of wheel ontology, three wheels can be removed when people need to accept luggage case, to reduce a kind of ladder luggage case occupied space, and structure is simple, and it is easy to operate that people is facilitated to store luggage case.
Description
Technical field
The present invention relates to a kind of ladder luggage case technical field, specially a kind of ladder luggage case.
Background technique
Luggage case is the tool that people are used to load article and run, and luggage case, which can according to need, loads a certain amount of object
Product, and facilitate operation by the idler wheel of lower part, drag luggage case in order to facilitate people and creep stair, and people pass through single idler wheel
Three wheels are repacked into facilitate people to drag luggage case ladder, but the volume taken turns due to three is larger, people are needing to go
Lee's case can be very inconvenient when accepting, and three wheels can occupy biggish space, is not easy to people's use.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of ladder luggage case, have and facilitate people's storage luggage case etc. excellent
It is larger to solve a kind of three wheel volumes of existing ladder luggage case for point, it has not been convenient to the problem of people store.
(2) technical solution
To realize the above-mentioned purpose for facilitating people to store luggage case, the invention provides the following technical scheme: a kind of ladder luggage case,
Including cabinet, the bottom of the cabinet is fixedly connected with connecting plate, and the two sides of the connecting plate bottom are movably installed with connection
Bar one, the surface of the connecting rod one are socketed with fixing sleeve, and the outer wall of the fixing sleeve is fixedly connected with bearing, the bearing
Outer wall is fixedly connected with three wheel ontologies, and the connecting rod one is described solid far from opening up fluted one at the top of one end of the connection board
Surely the internal slide covered is connected with the fixture block positioned at one top of groove, and the bottom end of the fixture block is connected in groove one.
Preferably, the surface of the connecting rod one is fixedly connected with the block between fixing sleeve and cabinet, the gear
Block is flexibly connected far from the side of cabinet with fixing sleeve.
Preferably, bearing rod one, the bottom of the bearing rod one far from fixture block one end are fixedly connected at the top of the fixture block
Portion is fixedly connected with bearing rod two, and the bottom end of the bearing rod two runs through fixing sleeve and extends to the outside of fixing sleeve.
Preferably, the surface of the bearing rod two is fixedly connected with drive block, and the bottom of the drive block is fixedly connected with
The tension spring being socketed on bearing rod two, the bottom of the tension spring are fixedly connected with the inner wall of fixing sleeve.
Preferably, the bottom of the bearing rod two is fixedly connected with jacking block, and the cross-sectional area of the jacking block is greater than bearing rod
The surface of two cross-sectional area, the jacking block is provided with anti-skid chequer.
Preferably, the back end activity of the connecting plate bottom is equipped with support frame, and the top of support frame as described above extends to company
The inside of fishplate bar is simultaneously fixedly connected with sliding block, and the sliding block is slidably connected at the inside of connecting plate.
Preferably, connecting rod two, two rear end of connecting rod are fixedly connected at the top and bottom of the box back surface
Right side opening be equipped with groove two.
Preferably, the positive top movable of the cabinet is equipped with connecting column, and the connecting column is living by pin shaft and cabinet
It is dynamic to connect, handle is fixedly connected at the top of the connecting column.
Preferably, the block is fixedly connected with the fastening positioned at one top and bottom of connecting rod close to the side of fixing sleeve
Pin one, the holding pin one are movably connected in the inside of fixing sleeve far from one end of block, the block close to connecting plate one
Side is fixedly connected with the holding pin two positioned at one front and back of connecting rod, and the holding pin two connects far from one end activity of block
It connects in the inside of connecting plate.
Preferably, the internal whorl of the connecting plate is connected with positioned at the positive fixed link of connecting rod one, the fixed link
The back side be fixedly connected with limited block, the inner wall of the connecting plate offers the limiting slot positioned at one back side of connecting rod, the company
The surface of extension bar one offers through-hole, and the rear end of the limited block passes through through-hole and is connected in limiting slot.
Preferably, the front end of the fixed link runs through connecting plate and extends to the outside of connecting plate, the fixed link front end
Left and right side be fixedly connected to torsion block, the surface for turning round block is provided with anti-skid chequer.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of ladder luggage case, have it is following the utility model has the advantages that
1, a kind of ladder luggage case can by setting connecting plate, connecting rod one, fixing sleeve, bearing, groove one and fixture block
By three movable two sides for being mounted on cabinet of wheel ontology, three wheels can be torn open when people need to accept luggage case
Under, thus reduce a kind of ladder luggage case occupied space, and structure is simple, it is easy to operate that people is facilitated to store luggage case.
2, a kind of ladder luggage case can be separated fixing sleeve and cabinet by the way that block is arranged, and can be to fixing sleeve
It is limited, and allows fixing sleeve that can increase the precision that fixture block is connect with groove one by being aligned with block, pass through setting
Bearing rod one and bearing rod two, so that fixture block be facilitated to exit out of groove one, can be easy to use convenient for users to mobile fixture block
Person dismounts three wheel ontologies, by setting drive block and tension spring, can provide thrust for bearing rod two, allow bearing rod two can be more
Add and easily pull fixture block to stick into groove one by bearing rod one, bearing rod two and user can be increased by the way that jacking block is arranged
The contact area of hand, to can be erected in cabinet convenient for users to mobile bearing rod two by setting support frame and sliding block
Shi Yusan wheel ontology supporting box, reinforce the stability of cabinet, and be able to carry out disassembly, reduce a kind of ladder luggage case
Occupied space can cooperate the back side that three wheel ontologies are hung over to cabinet by setting connecting rod two and groove two with fixing sleeve,
It, can be convenient by the movable installation of handle at the top of the box body by setting connecting column convenient for users to carrying three wheel ontologies
It is mobile that user pulls cabinet, and can shorten the length of handle, can increase block and fixation by the way that holding pin one is arranged
The compactness of connection is covered, three wheel ontologies can be more stably mounted to the two sides of cabinet, by the way that two energy of holding pin is arranged
Enough increase the compactness that block is connect with connecting plate, so that the two sides for being mounted on connecting plate that connecting rod one is more fastened, lead to
Setting fixed link, limited block, limiting slot and through-hole are crossed, it can be convenient by the movable two sides for being mounted on connecting plate of connecting rod one
User dismounts connecting rod one, reduces the occupied space of cabinet, and fixed link and user's hand can be increased by turning round block by setting
Contact area, thus convenient for users to rotating fixing rod.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure of the invention right side view；
Fig. 3 is the local overlooking schematic structural cross-sectional view of connecting plate of the present invention；
Fig. 4 is the partial structurtes enlarged diagram in Fig. 1 of the present invention at A；
Fig. 5 is the partial structurtes enlarged diagram in Fig. 1 of the present invention at B；
Fig. 6 is the partial structurtes enlarged diagram in Fig. 1 of the present invention at C.
In figure: 1 cabinet, 2 connecting plates, 3 connecting rods one, 4 fixing sleeves, 5 bearings, 6 three wheel ontologies, 7 grooves one, 8 fixture blocks,
9 blocks, 10 bearing rods one, 11 bearing rods two, 12 drive blocks, 13 tension springs, 14 jacking blocks, 15 support frames, 16 sliding blocks, 17 connecting rods
Two, 18 grooves two, 19 connecting columns, 20 handles, 21 holding pins one, 22 holding pins two, 23 fixed links, 24 limited blocks, 25 limiting slots,
Block is turned round in 26 through-holes, 27.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-6, a kind of ladder luggage case, including cabinet 1 are please referred to, the positive top movable of cabinet 1 is equipped with connecting column
19, connecting column 19 is flexibly connected by pin shaft with cabinet 1, and the top of connecting column 19 is fixedly connected with handle 20, is connected by setting
Connecing column 19 convenient for users to pulling the movement of cabinet 1, and can contract at the movable top for being mounted on cabinet 1 of handle 20
The length of short handle 20, the bottom of cabinet 1 are fixedly connected with connecting plate 2, and the back end activity of 2 bottom of connecting plate is equipped with support frame
15, the top of support frame 15 extends to the inside of connecting plate 2 and is fixedly connected with sliding block 16, and sliding block 16 is slidably connected at connecting plate
2 inside can be reinforced by setting support frame 15 and sliding block 16 when cabinet 1 is erected with three 6 supporting box 1 of wheel ontology
The stability of cabinet 1, and it is able to carry out disassembly, reduce a kind of occupied space of ladder luggage case, the two sides of 2 bottom of connecting plate
It is movably installed with connecting rod 1, the internal whorl of connecting plate 2 is connected with positioned at the positive fixed link 23 of connecting rod 1, fixed
The back side of bar 23 is fixedly connected with limited block 24, and the inner wall of connecting plate 2 offers the limiting slot 25 positioned at one 3 back side of connecting rod,
The surface of connecting rod 1 offers through-hole 26, and the rear end of limited block 24 passes through through-hole 26 and is connected in limiting slot 25, by setting
Fixed link 23, limited block 24, limiting slot 25 and through-hole 26 are set, the two of connecting plate 2 can be mounted on by connecting rod 1 is movable
Side reduces the occupied space of cabinet 1 convenient for users to dismounting connecting rod 1, and the front end of fixed link 23 through connecting plate 2 and is prolonged
The outside of connecting plate 2 is extended to, the left and right side of 23 front end of fixed link, which is fixedly connected to, turns round block 27, turns round the surface setting of block 27
There is anti-skid chequer, the contact area of fixed link 23 Yu user's hand can be increased by turning round block 27 by setting, thus convenient for users to
Rotating fixing rod 23, the surface of connecting rod 1 are socketed with fixing sleeve 4, and the surface of connecting rod 1 is fixedly connected with positioned at fixing sleeve
Block 9 between 4 and cabinet 1, side of the block 9 far from cabinet 1 are flexibly connected with fixing sleeve 4, can be incited somebody to action by setting block 9
Fixing sleeve 4 is separated with cabinet 1, and can be limited to fixing sleeve 4, and fixing sleeve 4 can be increased by being aligned with block 9
The precision for adding fixture block 8 to connect with groove 1, block 9 are fixedly connected with close to the side of fixing sleeve 4 and push up positioned at connecting rod 1
The holding pin 1 in portion and bottom, holding pin 1 are movably connected in the inside of fixing sleeve 4 far from one end of block 9, and block 9 leans on
The side of nearly connecting plate 2 is fixedly connected with the holding pin 2 22 positioned at one 3 front and back of connecting rod, and holding pin 2 22 is far from gear
One end of block 9 is movably connected in the inside of connecting plate 2, can increase block 9 by setting holding pin 1 and connect with fixing sleeve 4
Compactness, three wheel ontologies 6 can be more stably mounted at the two sides of cabinet 1, can by setting holding pin 2 22
Increase the compactness that block 9 is connect with connecting plate 2, thus the two sides for being mounted on connecting plate 2 that connecting rod 1 is more fastened,
The outer wall of fixing sleeve 4 is fixedly connected with bearing 5, and the outer wall of bearing 5 is fixedly connected with three wheel ontologies 6, and connecting rod 1 is far from even
Fluted 1 are opened up at the top of 2 one end of fishplate bar, the internal slide of fixing sleeve 4 is connected with the fixture block 8 positioned at one 7 top of groove, card
The bottom end of block 8 is connected in groove 1, passes through setting connecting plate 2, connecting rod 1, fixing sleeve 4, bearing 5, groove 1 and card
Block 8 can incite somebody to action three movable two sides for being mounted on cabinet 1 of wheel ontology 6 when people need to accept luggage case
Three wheels remove, thus reduce a kind of ladder luggage case occupied space, and structure is simple, it is easy to operate that people is facilitated to store row
Lee's case, the top of fixture block 8 are fixedly connected with bearing rod 1, and bearing rod 1 is fixedly connected with far from the bottom of 8 one end of fixture block
The bottom end of bearing rod 2 11, bearing rod 2 11 runs through fixing sleeve 4 and extends to the outside of fixing sleeve 4, passes through and bearing rod one is arranged
10 and bearing rod 2 11, it, so that fixture block 8 be facilitated to exit out of groove 1, can be easy to use convenient for users to mobile fixture block 8
Person dismounts three wheel ontologies 6, and the surface of bearing rod 2 11 is fixedly connected with drive block 12, and the bottom of drive block 12 is fixedly connected with
The bottom of the tension spring 13 being socketed on bearing rod 2 11, tension spring 13 is fixedly connected with the inner wall of fixing sleeve 4, by the way that drive block is arranged
12 and tension spring 13, thrust can be provided for bearing rod 2 11, allow bearing rod 2 11 that can more easily pass through bearing rod 1
Fixture block 8 is pulled to stick into groove 1, the bottom of bearing rod 2 11 is fixedly connected with jacking block 14, and the cross-sectional area of jacking block 14 is greater than
The surface of the cross-sectional area of bearing rod 2 11, jacking block 14 is provided with anti-skid chequer, can increase bearing rod two by the way that jacking block 14 is arranged
11 with the contact area of user's hand, so that convenient for users to mobile bearing rod 2 11, the top and bottom at 1 back side of cabinet are equal
It is fixedly connected with connecting rod 2 17, the right side opening of 2 17 rear end of connecting rod is equipped with groove 2 18, by the way that 2 17 He of connecting rod is arranged
Groove 2 18 can cooperate the back side that three wheel ontologies 6 are hung over to cabinet 1 with fixing sleeve 4, convenient for users to carrying three wheels originally
Body 6.
When in use, when needing to dismantle three wheel ontologies 6, jacking block 14 is pushed up, jacking block 14 passes through bearing rod 2 11
It pushes bearing rod 1 to move up, so that fixture block 8 be driven to exit out of groove 1, then moves three wheel ontologies 6 outward
It can remove, when needing to install three wheel ontologies 6, by 4 sets of the fixing sleeve surfaces in connecting rod 1, and make holding pin 1
The inside for injecting fixing sleeve 4, when fixing sleeve 4 pastes neat with block 9, groove 1 can be aligned with fixture block 8, at this moment unclamp jacking block
14, tension spring 13 will pull bearing rod 2 11 to move down by drive block 12, and bearing rod 1 pushes fixture block 8 to move down card
Installation is completed in into groove 1.
In conclusion a kind of ladder luggage case, by setting connecting plate 2, connecting rod 1, fixing sleeve 4, bearing 5, recessed
Slot 1 and fixture block 8 can need three movable two sides for being mounted on cabinet 1 of wheel ontology 6 in people by luggage case
Three wheels are removed when accepting, thus reduce a kind of ladder luggage case occupied space, and structure is simple, easy to operate convenience
People store luggage case, and it is larger to solve a kind of three wheel volumes of existing ladder luggage case, it has not been convenient to the problem of people store.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of ladder luggage case, including cabinet (1), it is characterised in that: the bottom of the cabinet (1) is fixedly connected with connecting plate
(2), the two sides of connecting plate (2) bottom are movably installed with connecting rod one (3), the surface socket of the connecting rod one (3)
Have fixing sleeve (4), the outer wall of the fixing sleeve (4) is fixedly connected with bearing (5), and the outer wall of the bearing (5) is fixedly connected with
Three wheel ontologies (6), the connecting rod one (3) open up fluted one (7), the fixation at the top of separate connecting plate (2) one end
The internal slide of set (4) is connected with the fixture block (8) at the top of groove one (7), and the bottom end of the fixture block (8) is connected to groove one
(7) in.
2. a kind of ladder luggage case according to claim 1, it is characterised in that: the surface of the connecting rod one (3) is fixed
The block (9) being connected between fixing sleeve (4) and cabinet (1), side and fixation of the block (9) far from cabinet (1)
(4) are covered to be flexibly connected.
3. a kind of ladder luggage case according to claim 1, it is characterised in that: be fixedly connected at the top of the fixture block (8)
There is bearing rod one (10), the bearing rod one (10) is fixedly connected with bearing rod two (11), institute far from the bottom of fixture block (8) one end
The bottom end of bearing rod two (11) is stated through fixing sleeve (4) and extends to the outside of fixing sleeve (4).
4. a kind of ladder luggage case according to claim 3, it is characterised in that: the surface of the bearing rod two (11) is fixed
It is connected with drive block (12), the bottom of the drive block (12) is fixedly connected with the tension spring being socketed on bearing rod two (11)
(13), the bottom of the tension spring (13) is fixedly connected with the inner wall of fixing sleeve (4).
5. a kind of ladder luggage case according to claim 1, it is characterised in that: the rear end of connecting plate (2) bottom is living
Dynamic to be equipped with support frame (15), the top of support frame as described above (15) extends to the inside of connecting plate (2) and is fixedly connected with sliding block
(16), the sliding block (16) is slidably connected at the inside of connecting plate (2).
6. a kind of ladder luggage case according to claim 1, it is characterised in that: the top and bottom at cabinet (1) back side
Portion is fixedly connected to connecting rod two (17), and the right side opening of connecting rod two (17) rear end is equipped with groove two (18).
7. a kind of ladder luggage case according to claim 1, it is characterised in that: the positive top movable of the cabinet (1)
It is equipped with connecting column (19), the connecting column (19) is flexibly connected by pin shaft with cabinet (1), the top of the connecting column (19)
It is fixedly connected with handle (20).
8. a kind of ladder luggage case according to claim 2, it is characterised in that: the block (9) is close to fixing sleeve (4)
Side is fixedly connected with the holding pin one (21) at the top and bottom of connecting rod one (3), and the holding pin one (21) is far from gear
One end of block (9) is movably connected in the inside of fixing sleeve (4), and the block (9) is fixedly connected with close to the side of connecting plate (2)
Positioned at the holding pin two (22) of connecting rod one (3) front and back, one end activity of the holding pin two (22) far from block (9)
It is connected to the inside of connecting plate (2).
9. a kind of ladder luggage case according to claim 1, it is characterised in that: the internal whorl of the connecting plate (2) connects
It being connected to and is located at the positive fixed link of connecting rod one (3) (23), the back side of the fixed link (23) is fixedly connected with limited block (24),
The inner wall of the connecting plate (2) offers the limiting slot (25) positioned at connecting rod one (3) back side, the table of the connecting rod one (3)
Face offers through-hole (26), and the rear end of the limited block (24) passes through through-hole (26) and is connected in limiting slot (25).
10. a kind of ladder luggage case according to claim 9, it is characterised in that: the front end of the fixed link (23) is run through
The left and right side of connecting plate (2) and the outside for extending to connecting plate (2), fixed link (23) front end is fixedly connected to torsion
Block (27), the surface for turning round block (27) are provided with anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056238.0A CN109043769B (en) | 2018-09-11 | 2018-09-11 | Cat ladder suitcase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811056238.0A CN109043769B (en) | 2018-09-11 | 2018-09-11 | Cat ladder suitcase |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109043769A true CN109043769A (en) | 2018-12-21 |
| CN109043769B CN109043769B (en) | 2022-06-10 |
Family
ID=64761292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811056238.0A Active CN109043769B (en) | 2018-09-11 | 2018-09-11 | Cat ladder suitcase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109043769B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005186818A (en) * | 2003-12-25 | 2005-07-14 | Mutsumi Giken Kk | Bag |
| CN203110833U (en) * | 2013-01-23 | 2013-08-07 | 广东宝乐堡儿童用品有限公司 | Rapid assembling-disassembling device for vehicle wheel |
| CN204070960U (en) * | 2014-09-22 | 2015-01-07 | 黄俊强 | School bag pull bar |
| CN206808844U (en) * | 2017-05-25 | 2017-12-29 | 张建昆 | A kind of luggage case of replaceable support wheel |
| CN107616604A (en) * | 2017-11-02 | 2018-01-23 | 程炽坤 | A kind of luggage case for being easy to go upstairs |
| CN107788647A (en) * | 2017-12-12 | 2018-03-13 | 绍兴柯桥精良机械有限公司 | A kind of luggage case for being conveniently replaceable wheel |
-
2018
- 2018-09-11 CN CN201811056238.0A patent/CN109043769B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005186818A (en) * | 2003-12-25 | 2005-07-14 | Mutsumi Giken Kk | Bag |
| CN203110833U (en) * | 2013-01-23 | 2013-08-07 | 广东宝乐堡儿童用品有限公司 | Rapid assembling-disassembling device for vehicle wheel |
| CN204070960U (en) * | 2014-09-22 | 2015-01-07 | 黄俊强 | School bag pull bar |
| CN206808844U (en) * | 2017-05-25 | 2017-12-29 | 张建昆 | A kind of luggage case of replaceable support wheel |
| CN107616604A (en) * | 2017-11-02 | 2018-01-23 | 程炽坤 | A kind of luggage case for being easy to go upstairs |
| CN107788647A (en) * | 2017-12-12 | 2018-03-13 | 绍兴柯桥精良机械有限公司 | A kind of luggage case for being conveniently replaceable wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109043769B (en) | 2022-06-10 |
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