CN218750113U

CN218750113U - Can dismantle novel wheelset

Info

Publication number: CN218750113U
Application number: CN202223332366.8U
Authority: CN
Inventors: 易德福
Original assignee: Pinghu Jiahan Case Fitting Co ltd
Current assignee: Pinghu Jiahan Case Fitting Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-03-28
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a detachable novel wheel set, which comprises an inner shell, a wheel shell, a spring, a U-shaped insert, a key and a wheel component; the bottom end of the inner shell is provided with an inserting groove, a spring and a U-shaped inserting groove are sequentially arranged in the inserting groove from inside to outside, a key pressing groove is arranged inwards on the wheel shell, a slide way is arranged in the key pressing groove, and a key is arranged in the key pressing groove; a connecting hole is arranged below the wheel shell and is connected with the wheel component through the connecting hole, a connecting nail is arranged at the top end of the wheel component, the top end of the connecting nail penetrates through the connecting hole and then is inserted into the key groove, a circle of first positioning groove is arranged at the top end of the connecting nail, two plugs are supported on the positioning part under the action of a spring through the U-shaped insertion, and the inner side of a middle notch connected with the two plugs is clamped on one side of the first positioning groove; the upper end of the connecting nail is a hexagonal bamboo joint nail, and the wheel shell connecting hole is of a hexagonal structure matched with the hexagonal bamboo joint nail. Has the advantages that: the wheel assembly can be quickly assembled and disassembled only by pressing the key, the wheel assembly is convenient and quick, and the wheel assembly can be independently maintained and replaced.

Description

Can dismantle novel wheelset

Technical Field

The utility model belongs to the technical field of the case and bag accessory, concretely relates to can dismantle novel wheelset.

Background

The case is used as a daily necessity and is widely applied to storage and carrying of articles when people go out. But the outer wall of current case and bag all sets up the free rotation universal castor to in the supplementary people process of going out removes case and bag.

However, the prior case caster is generally fixedly arranged on the outer wall of the bottom of the case, is difficult to disassemble and is inconvenient to maintain or replace.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can dismantle novel wheelset to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel detachable wheel set comprises an inner shell, a wheel shell, a spring, a U-shaped insert, a key and a wheel assembly; the bottom end of the inner shell is provided with an outward slot, the spring and the U-shaped plug are sequentially arranged in the slot from inside to outside, two plugs of the U-shaped plug face outward, the wheel shell and the inner shell are designed in a matched mode and can be fixed, a key groove corresponding to the slot is arranged inward of the wheel shell, a slide way corresponding to the two plugs of the U-shaped plug is arranged in the key groove, the two plugs of the U-shaped plug are respectively clamped in the slide way, the key is arranged in the key groove, positioning parts clamped in the slide way are arranged on two sides of the key, and a hole for exposing the front end part of the key is formed in the wheel shell; a connecting hole communicated with the key groove is formed below the wheel shell and is connected with the wheel assembly through the connecting hole, a connecting nail is arranged at the top end of the wheel assembly, the top end of the connecting nail penetrates through the connecting hole and is inserted into the key groove, a circle of first positioning groove is formed in the top end of the connecting nail, the U-shaped plug is supported on the positioning part under the action of the spring, and one side of the first positioning groove is clamped on the inner side of a middle notch connected with the two plugs; the upper end of the connecting nail is a hexagonal bamboo joint nail, and the wheel shell connecting hole is of a hexagonal structure matched with the hexagonal bamboo joint nail.

Preferably, the wheel subassembly includes support, square nail, rivet, wheel, the support top is equipped with the messenger connect nail bottom male circular slot, it is equipped with annular separation blade to connect the nail middle part, connect the nail lower part for with the smooth cylindrical structure of circular slot adaptation, it is equipped with round second constant head tank to connect the nail bottom, be equipped with the square jack of its circular slot of intercommunication on the support, be equipped with in the square jack the square nail, the square nail card is in inside one side of second constant head tank, the support bottom extends there is the wheel installation department, the wheel installation department is equipped with the mounting hole, and passes through two is installed to the rivet the wheel, the wheel rim is pasted the square nail outer end.

Preferably, the outer sides of the two wheels are provided with hub decorations.

Preferably, the square nail is sleeved with a first gasket, an elastic washer, a second gasket and a positioning piece from bottom to top in sequence, and a groove for hiding the first gasket, the elastic washer, the second gasket and the positioning piece is formed in the bottom of the wheel shell.

Preferably, the inner shell is provided with screw holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the wheel assembly can be quickly assembled and disassembled only by pressing the key, the wheel assembly is convenient and quick, and the wheel assembly can be independently maintained and replaced.

2. When the wheel assembly is damaged, the quick replacement of partial parts can be realized, the whole replacement is not needed, and the cost is saved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a schematic view of the U-shaped plug structure of the present invention;

FIG. 4 is a schematic structural view of the button and the positioning portion of the present invention;

FIG. 5 is a schematic view of the structure of the connecting nail of the present invention;

fig. 6 is a schematic view of the structure of the bracket, the square insertion hole, the wheel mounting portion and the mounting hole of the present invention.

In the figure: 1. an inner shell; 2. a wheel housing; 3. a spring; 4. inserting in a U shape; 5. pressing a key; 6. a wheel assembly; 7. a slot; 8. pressing a key slot; 9. a slideway; 10. a positioning part; 11. a connecting nail; 12. a first positioning groove; 13. a support; 14. square nails; 15. riveting; 16. a wheel; 17. an annular baffle plate; 18. a second positioning groove; 19. a square jack; 20. a wheel mounting portion; 21. mounting holes; 22. decorating a wheel hub; 23. a first gasket; 24. an elastic washer; 25. a second gasket; 26. positioning plates; 27. and (4) screw holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1: referring to fig. 1-6, the present invention provides a technical solution: a detachable novel wheel set comprises an inner shell 1, a wheel shell 2, a spring 3, a U-shaped insert 4, a key 5 and a wheel assembly 6; the bottom end of the inner shell 1 is provided with an outward slot 7, the spring 3 and the U-shaped plug 4 are sequentially arranged in the slot 7 from inside to outside, two plugs of the U-shaped plug 4 face outward, the wheel shell 2 and the inner shell 1 are designed in a matched mode and can be fixed, a key slot 8 corresponding to the slot 7 is arranged in the wheel shell 2, a slide way 9 corresponding to the two plugs of the U-shaped plug 4 is arranged on the key slot 8, the two plugs of the U-shaped plug 4 are respectively clamped in the slide way 9, the key 5 is arranged in the key slot 8, positioning parts 10 clamped in the slide way 9 are arranged on two sides of the key 5, and the wheel shell 2 is provided with a hole for exposing the front end part of the key 5; a connecting hole communicated with the key pressing groove 8 is formed in the lower portion of the wheel shell 2 and is connected with the wheel assembly 6 through the connecting hole, a connecting nail 11 is arranged at the top end of the wheel assembly 6, the top end of the connecting nail 11 penetrates through the connecting hole and then is inserted into the key pressing groove 8, a circle of first positioning groove 12 is formed in the top end of the connecting nail 11, the U-shaped plug 4 is supported on the positioning portion 10 through two plugs under the action of the spring 3, and one side of the first positioning groove 12 is clamped on the inner side of a middle notch of the two-plug connection; the upper end of the connecting nail 11 is a hexagonal bamboo joint nail, and the connecting hole of the wheel shell 2 is of a hexagonal structure matched with the hexagonal bamboo joint nail; during assembly, the spring 3 and the U-shaped plug 4 are placed into the slot 7, the key 5 is placed into the key pressing groove 8, then the inner shell 1 and the wheel shell 2 are combined and fixed, the two plugs of the U-shaped plug 4 enter the two slideways 9 and abut against the positioning part 10 on the key 5 under the action of the spring 3, so that the key 5 is partially exposed out of the key pressing groove 8, then the key 5 is pressed inwards, so that the U-shaped plug 4 moves inwards, the middle notch moves inwards to expose the insertion space of the connecting nail 11, then the wheel assembly 6 is inserted upwards, so that the connecting nail 11 is inserted into the connecting hole at the bottom end of the wheel shell 2, the height of the first positioning groove 12 after complete insertion corresponds to the height of the U-shaped plug 4, then the key 5 is loosened, the U-shaped plug 4 moves outwards under the action of the spring 3, the inner sides of the middle notches of the connecting parts of the two plugs are clamped on one side of the first positioning groove 12 forwards, the first positioning groove 12 is positioned to be incapable of moving up and down, and the wheel assembly can be used.

Specifically, the wheel assembly 6 comprises a support 13, a square nail 14, a rivet 15 and wheels 16, wherein a circular groove into which the bottom of the connecting nail 11 is inserted is formed in the top of the support 13, an annular blocking piece 17 is arranged in the middle of the connecting nail 11, the lower portion of the connecting nail 11 is of a smooth cylindrical structure matched with the circular groove, a circle of second positioning groove 18 is formed in the bottom end of the connecting nail 11, a square insertion hole 19 communicated with the circular groove is formed in the support 13, the square nail 14 is installed in the square insertion hole 19, the square nail 14 is clamped in one side of the second positioning groove 18, a wheel installation portion 20 extends from the bottom end of the support 13, the wheel installation portion 20 is provided with an installation hole 21, two wheels 16 are installed through the rivet 15, and the rims of the wheels 16 are attached to the outer end of the square nail 14; in the embodiment, the square nails 14 are limited by the wheels 16, so that the square nails 14 cannot be separated from the square insertion holes 19, and the square nails 14 can be matched with the second positioning grooves 18 to rotatably position the wheels 16 and the support 13 at the lower parts of the connecting nails 11, thereby realizing the function of a universal wheel; when the wheel assembly needs to be disassembled, only the rivet 15 needs to be removed, the wheel 16 needs to be removed, and then the square nail 14 is taken out, so that the wheel assembly can be rapidly and independently disassembled, when the wheel assembly is damaged, partial parts can be rapidly replaced without the whole replacement, and the cost is saved.

Specifically, a hub garnish 22 is mounted on the outer side of each of the two wheels 16; in this embodiment, a decorative effect is achieved, and the aesthetic appearance is improved.

Specifically, the square nail 14 is sleeved with a first gasket 23, an elastic washer 24, a second gasket 25 and a positioning piece 26 in sequence from bottom to top, and a groove for hiding the first gasket 23, the elastic washer 24, the second gasket 25 and the positioning piece 26 is formed in the bottom of the wheel shell 2; in the embodiment, when the wheel rotates, the first gasket 23, the elastic washer 24, the second gasket 25 and the positioning piece 26 can limit the position, so that the stability is improved; continuous tension between the wheel assembly 6 and the wheel housing 2 is achieved by the resilient washer 24, reducing sloshing.

Specifically, the inner shell 1 is provided with screw holes 27; in this embodiment, it is convenient to attach screws to the luggage case through the screw holes 27 of the inner case 1.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

The working principle is as follows: during assembly, the spring 3 and the U-shaped plug 4 are placed into the slot 7, the key 5 is placed into the key pressing groove 8, then the inner shell 1 and the wheel shell 2 are combined and fixed, two plugs of the U-shaped plug 4 enter the two slideways 9 and abut against the positioning parts 10 on the key 5 under the action of the spring 3, so that the key 5 is partially exposed out of the key pressing groove 8, then the key 5 is pressed inwards, so that the U-shaped plug 4 moves inwards, the middle notch moves inwards to expose the insertion space of the connecting nail 11, then the connecting nail 11 is inserted into the connecting hole at the bottom end of the wheel shell 2 by upwards inserting the wheel assembly 6, the height of the first positioning groove 12 after being completely inserted corresponds to the height of the U-shaped plug 4, then the key 5 is loosened, the U-shaped plug 4 moves outwards under the action of the spring 3, the inner sides of the middle notches of the two plug connecting parts are clamped forwards on one side of the first positioning groove 12, the first positioning groove 12 is positioned to be incapable of moving upwards and downwards, so that the wheel assembly can be used, when the wheel assembly is required to be disassembled, one side of the middle notch of the two plug connecting parts can be separated from the first positioning groove 12, and then the wheel assembly 6 can be taken down.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel detachable wheel set is characterized by comprising an inner shell (1), a wheel shell (2), a spring (3), a U-shaped insert (4), a key (5) and a wheel assembly (6); the bottom end of the inner shell (1) is provided with an outward slot (7), the spring (3) and the U-shaped plug (4) are sequentially arranged in the slot (7) from inside to outside, two plugs of the U-shaped plug (4) face outwards, the wheel shell (2) and the inner shell (1) are designed in a matching mode and can be fixed, a key groove (8) corresponding to the slot (7) is inwards arranged in the wheel shell (2), a slide way (9) corresponding to the two plugs of the U-shaped plug (4) is arranged in the key groove (8), the two plugs of the U-shaped plug (4) are respectively clamped in the slide way (9), the key (5) is arranged in the key groove (8), positioning portions (10) clamped in the slide way (9) are arranged on two sides of the key (5), and a port for exposing the front end portion of the key (5) is formed in the wheel shell (2); a connecting hole communicated with the key pressing groove (8) is formed in the lower portion of the wheel shell (2), the wheel shell is connected with the wheel assembly (6) through the connecting hole, a connecting nail (11) is installed at the top end of the wheel assembly (6), the top end of the connecting nail (11) penetrates through the connecting hole and then is inserted into the key pressing groove (8), a circle of first positioning groove (12) is formed in the top end of the connecting nail (11), the U-shaped plug (4) is supported on the positioning portion (10) through two plugs under the action of the spring (3), and the inner side of a middle notch of the two plug connections clamps one side of the first positioning groove (12); the upper end of the connecting nail (11) is a hexagonal bamboo joint nail, and the connecting hole of the wheel shell (2) is of a hexagonal structure matched with the hexagonal bamboo joint nail.

2. The detachable novel wheel set according to claim 1, wherein the wheel assembly (6) comprises a support (13), square nails (14), rivets (15) and wheels (16), a circular groove is formed in the top of the support (13) and allows the bottom of the connection nail (11) to be inserted, an annular blocking piece (17) is arranged in the middle of the connection nail (11), the lower portion of the connection nail (11) is of a smooth cylindrical structure matched with the circular groove, a circle of second positioning groove (18) is arranged at the bottom end of the connection nail (11), a square insertion hole (19) communicated with the circular groove of the support (13) is formed in the support (13), the square nails (14) are installed in the square insertion hole (19), the square nails (14) are clamped in one side of the second positioning groove (18), a wheel installation portion (20) extends from the bottom end of the support (13), the wheel installation portion (20) is provided with installation holes (21), two wheels (16) are installed through the rivets (15), and rims of the wheels (16) are attached to the outer ends of the square nails (14).

3. Detachable new wheel set as claimed in claim 2, characterised in that on the outside of both wheels (16) there is mounted a hub decoration (22).

4. The detachable novel wheel set according to claim 2, wherein the square nail (14) is sleeved with a first gasket (23), an elastic washer (24), a second gasket (25) and a positioning piece (26) in sequence from bottom to top, and a groove for hiding the first gasket (23), the elastic washer (24), the second gasket (25) and the positioning piece (26) is formed in the bottom of the wheel shell (2).

5. A new detachable wheelset as claimed in claim 1, wherein the inner casing (1) is provided with screw holes (27).