CN220923699U

CN220923699U - Improved case wheel capable of being quickly assembled and disassembled

Info

Publication number: CN220923699U
Application number: CN202322573090.0U
Authority: CN
Inventors: 刘祖学; 鲍新雷
Original assignee: Hebei Xianghong Luggage Accessories Manufacturing Co ltd
Current assignee: Hebei Xianghong Luggage Accessories Manufacturing Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-05-10
Anticipated expiration: 2033-09-21

Abstract

The utility model discloses an improved case wheel capable of being quickly disassembled and assembled, which comprises a movable wheel inserting seat and a movable wheel main body, wherein a rotary chuck is fixedly arranged at the top of the movable wheel main body, the rotary chuck can be in rotary joint with the movable wheel inserting seat, a lock wheel push button switch is arranged on the movable wheel inserting seat, the lock wheel push button switch comprises a push-pull key part, a sliding limiting part and a positioning bolt part, gear positioning blocks are arranged on the outer side wall of the sliding limiting part, an unlocking gear positioning groove and an upper locking gear positioning groove which are mutually matched and clamped with the gear positioning blocks are formed in two inner side surfaces of a movable channel, and the positioning bolt part of the lock wheel push button switch can move towards the direction of the rotary chuck and is inserted into a locking bolt hole so as to limit the rotation of the rotary chuck. According to the utility model, through the rotary clamping between the rotary chuck and the movable wheel inserting seat, the movable wheel main body and the movable wheel inserting seat can be mutually disassembled and assembled by utilizing the sliding of the lock wheel push button switch, so that the operation is convenient, and the assembly efficiency of the movable wheel is improved.

Description

Improved case wheel capable of being quickly assembled and disassembled

Technical Field

The utility model relates to the technical field of luggage wheels, in particular to an improved quick-dismantling luggage wheel.

Background

The movable wheel is one of the fastest wearing and tearing parts in the case and bag, but the movable wheel of current most case and bag is irremovable, will make like this to remove the inconvenient maintenance and change of movable wheel, and when the case and bag main part is intact, and the unable normal use of movable wheel wearing and tearing want to change new movable wheel, need pull down the movable wheel in from the case, the dismantlement process is complicated, still can damage the case and bag outward appearance, influence the aesthetic property of case and bag, bring inconvenience for the user, inconvenient people's continuous use and reduced the practicality.

The utility model discloses a removable caster and portable case and bag for portable case and bag as chinese patent number CN201313483Y, including caster seat, wheel and connecting device, connecting device includes the connecting piece, left and right button and spring, this connecting piece has a horizontal connecting axle and is equipped with the through-hole, inside is equipped with the spring, the top of wheel is equipped with the recess and is equipped with the wheel button jack on the lateral wall respectively, left and right button cartridge respectively on the horizontal connecting axle, under the effect of spring elasticity, left and right button stretches out wheel button jack and caster seat button jack respectively in proper order and installs the wheel on the caster seat. The left button and the right button are matched with the spring to realize the disassembly and assembly of the caster seat, the spring is easy to rust and block or fall back on the connecting piece, and the phenomenon that the caster seat and the wheel button jack fall off due to insufficient pretightening force is easy to occur during the installation.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art and provide an improved quick-dismantling packing wheel which can realize the mutual disassembly and assembly of a moving wheel main body and a moving wheel inserting seat by utilizing the sliding of a lock wheel push button switch through the rotary clamping connection between a rotary chuck and the moving wheel inserting seat.

In order to achieve the above purpose, the utility model provides an improved quick-dismantling luggage wheel, which comprises a movable wheel plug-in seat and a movable wheel main body, wherein a rotary chuck is fixedly arranged at the top of the movable wheel main body, a plurality of clamping protrusions are formed on the outer side wall of the top of the rotary chuck, the bottom of the movable wheel plug-in seat is concavely arranged inwards to form an installation cavity for the top of the rotary chuck to be inserted, a clamping groove corresponding to each clamping protrusion is formed on the inner side wall of the installation cavity, the clamping protrusions of the rotary chuck can be in rotary clamping connection with the clamping grooves, a locking wheel push button switch is arranged on the movable wheel plug-in seat, the locking wheel push button switch is movably arranged in a movable channel on the movable wheel plug-in seat, the locking wheel push button switch comprises a push button part, a sliding limiting part and a positioning bolt part, the push button part is arranged on the bottom surface of the movable wheel plug-in seat, the sliding limiting part and the positioning bolt part are vertically arranged on the back surface of the push button part and are located in the movable channel, a clamping groove corresponding to each sliding limiting part is formed on the outer side wall of each sliding limiting button, a locking button switch is provided with a locking position, and the two sliding button switch is matched with a locking button part and a positioning pin hole is formed on one side of the locking button to be in the movable channel, and the locking button is in the movable channel and is in the opposite direction of the movable button plug-in the movable channel, and the sliding button has a locking button push button switch and a locking button plug part and a positioning pin hole.

Preferably, two sides of the top of the sliding limiting part extend out and are provided with limiting buckles arranged in a left-right structure, and protruding eaves matched with the limiting buckles in a sliding limiting mode are arranged inwards on the top of the movable channel in a protruding mode.

Preferably, the cross section of the positioning bolt part is in an inverted L shape.

Preferably, the surface of the push-pull key part facing to the outer side is provided with a plurality of anti-slip convex ribs.

Preferably, the lock wheel push button switch is made of elastic material.

Preferably, each clamping groove comprises a notch insertion part and a clamping groove clamping position part, the openings of the notch insertion parts are all arranged outwards and all extend from the bottom end of the installation cavity to the front end, the clamping groove clamping position parts are all located at the bottom end of the installation cavity, and the openings of the clamping groove clamping position parts are all arranged towards one side of the middle of each corresponding notch insertion part and are communicated with each other.

Preferably, the bottom of the rotary chuck is in a disc structure, and the outer side wall of the rotary chuck is uniformly concavely provided with a plurality of arc-shaped surfaces for holding and rotating.

Preferably, the top of moving the wheel main part is equipped with the center pin, the moving wheel main part is including moving wheel support and two removal wheels, the top of moving the wheel support is equipped with the spliced eye that supplies the center pin to insert, the bottom of spliced eye is the sphere shrinkage pool setting, the spliced eye bottom is equipped with the ball, the bottom outer wall indent of center pin is equipped with annular spacing portion, the horizontal locating pin that carries out spacing contact to the annular spacing portion of center pin that runs through on the moving wheel support, the axial of locating pin is mutually perpendicular with the axial of center pin, the bottom center level of moving the wheel support runs through there is the connecting pin, and two removal wheels are connected in the both sides of moving the wheel support through the connecting pin respectively.

Preferably, a pivot hole for the central shaft to pass through is formed in the center of the rotary chuck.

Preferably, an annular blocking edge is arranged in the middle of the central shaft, and the top surface of the annular blocking edge is abutted against the bottom surface groove of the movable wheel plug-in seat.

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

1. The utility model has simple and novel structure and reasonable design, the moving wheel main body can be in rotary clamping connection with the moving wheel inserting seat through the rotary chuck, the lock wheel push button switch can limit the rotary chuck, thereby realizing the quick installation between the moving wheel main body and the moving wheel inserting seat, and when the lock wheel push button switch withdraws and reversely rotates the rotary chuck, the quick disassembly of the moving wheel inserting seat and the moving wheel main body can be realized, the operation is convenient, and the assembly efficiency of the moving wheel is greatly improved.

2. According to the lock wheel push button switch, gear switching and gear positioning are realized through the gear positioning block, the unlocking gear positioning groove and the locking gear positioning groove on the movable wheel plug-in mounting seat, unnecessary backspacing phenomenon of the lock wheel push button switch can not occur, the lock wheel push button switch is not required to be pushed by a spring, the cost is lower, and the stability is better.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a modified quick release packing wheel according to an embodiment of the present utility model;

FIG. 2 is an exploded view of an improved quick-release luggage wheel according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a rotary chuck and lock wheel push button switch for an improved quick release suitcase wheel according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the bottom structure of a mobile wheel socket of an improved fast-disassembly packing wheel according to an embodiment of the present utility model;

FIG. 5 is an enlarged schematic view of a part of the structure of an improved quick release packing wheel according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram showing a bottom structure of a mobile wheel socket of an improved fast-disassembly packing wheel according to an embodiment of the present utility model;

FIG. 7 is a schematic cross-sectional view of an improved quick-release luggage wheel according to an embodiment of the present utility model;

FIG. 8 is an exploded view of a mobile wheel body of an improved quick release packing wheel according to an embodiment of the present utility model;

Fig. 9 is an exploded view of a part of the structure of an improved quick-release packing wheel according to an embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, an embodiment of the present utility model provides an improved case wheel capable of being quickly assembled and disassembled, which includes a moving wheel inserting seat 1, a moving wheel main body 2, a rotating chuck 3, a lock wheel push button switch 4, and the like, and each component of the embodiment is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the top of the moving wheel main body 2 can be fixedly provided with a plurality of clamping protrusions 31 on the outer side wall of the top of the rotating chuck 3 of the moving wheel main body 2, the bottom of the moving wheel plug-in seat 1 is concavely arranged inwards to form an installation cavity 11 for the top insertion of the rotating chuck 3, a clamping groove 12 corresponding to each clamping protrusion 31 is formed on the inner side wall of the installation cavity 11, the clamping protrusions 31 of the rotating chuck 3 can be in rotary clamping connection with the clamping grooves 12, a locking wheel push button switch 4 is arranged on the moving wheel plug-in seat 1, the locking wheel push button switch 4 is movably arranged in a movable channel 13 on the moving wheel plug-in seat 1, the locking wheel push button switch 4 comprises a push-pull key part 41, a sliding limiting part 42 and a positioning plug part 43, the push-pull key part 41 is arranged on the bottom surface of the moving wheel plug-in seat 1, the sliding limiting part 42 and the positioning plug part 43 are vertically arranged on the back surface of the push-pull key part 41 and are positioned in the movable channel 13, a positioning block 422 is arranged on the outer side wall of each sliding limiting part 42, two inner side surfaces of the movable channel 13 are provided with a positioning block 422 matched with the clamping groove 131 and can be matched with the clamping groove 3 to form a positioning pin hole 32 on the side of the rotating chuck 4, and the side of the rotating chuck 3 can be matched with the side of the sliding button 4 in the side of the movable chuck 3, and the positioning plug 4 can be inserted into the positioning pin 3 to the positioning pin 3 by the positioning pin through hole and the positioning pin 3.

Specifically, the outward facing surface of the push-pull key portion 41 may be provided with a plurality of anti-slip ribs 411. The anti-slip ribs 411 are provided to facilitate replacement of the moving wheel socket 1 and the moving wheel body 2.

In this embodiment, the bottom of the spin chuck 3 may be in a disc structure, and the outer side wall of the bottom is uniformly concavely provided with a plurality of arc surfaces 33 for holding and rotating. The rotating chuck 3 can be rotated conveniently by attaching the arc-shaped surface 33 to the hand, so that the rotation is easy and convenient.

As shown in fig. 5, two sides of the top of the sliding limiting portion 42 may extend and be provided with limiting buckles 421 disposed in a left-right structure, and protruding eaves 133 that are matched with the limiting buckles 421 in a sliding and limiting manner are disposed on the top of the movable channel 13 in an inward protruding manner.

In this embodiment, the material of the lock wheel push button switch 4 may be set to an elastic material. The elastic material of the lock wheel push button switch 4 can facilitate the sliding limiting portion 42 to generate proper deformation in the movable channel 13, so that the gear positioning block 422 of the lock wheel push button switch is better clamped with the unlocking gear positioning groove 131 and the locking gear positioning groove 132 when moving.

Further, the cross-sectional shape of the detent pin portion 43 may be provided in an inverted L-shape.

As shown in fig. 6, each of the clamping grooves 12 may include a notch insertion portion 121 and a clamping groove clamping portion 122, the openings of the notch insertion portions 121 are all disposed outward and all extend from the bottom end to the front end of the installation cavity 11, the clamping groove clamping portions 122 are all located at the bottom end of the installation cavity 11, and the openings of the clamping groove clamping portions 122 are all disposed toward and through one side of the middle of the respective corresponding notch insertion portion 121.

As shown in fig. 7, the top of the moving wheel main body 2 may be provided with a central shaft 21, the moving wheel main body 2 includes a moving wheel support 22 and two moving wheels 23, the top of the moving wheel support 22 is provided with a plug hole 221 for inserting the central shaft 21, the bottom of the plug hole 221 is provided with a spherical concave hole, the bottom of the plug hole 221 is provided with a spherical ball 224, the outer wall of the bottom of the central shaft 21 is concavely provided with an annular limiting part 211, the moving wheel support 22 is horizontally penetrated with a positioning pin 222 for limiting and contacting the annular limiting part 211 of the central shaft 21, the axial direction of the positioning pin 222 is perpendicular to the axial direction of the central shaft 21, the bottom center of the moving wheel support 22 is horizontally penetrated with a connecting pin 223, and the two moving wheels 23 are respectively connected at two sides of the moving wheel support 22 through the connecting pin 223.

Wherein, the ball 224 is placed in the sphere shrinkage pool of the bottom of spliced eye 221, and the bottom and the ball 224 smooth contact of center pin 21 can avoid the lower extreme card of center pin 21 to die in moving wheel body 2 for moving wheel body 2 is more nimble towards arbitrary direction pivoted for center pin 21.

In this embodiment, the central shaft 21 is detachably connected to the moving wheel support 22 through the positioning pin 222, and when the positioning pin 222 is taken out, the moving wheel support 22 can be removed from the central shaft 21, so that the moving wheel 23 can be replaced at will, and the moving wheel 23 is not limited in this embodiment.

As shown in fig. 8 and 9, a pivot hole 34 through which the central shaft 21 is inserted and connected may be formed at the center of the spin chuck 3.

Further, the central shaft 21 may be provided with an annular blocking edge 212 in the middle, and the top surface of the annular blocking edge 212 abuts against the bottom surface groove 35 of the spin chuck 3. The bottom of the spin chuck 3 is provided with a bottom surface groove 35 for embedding the annular blocking edge 212, so that the fixed connection between the central shaft 21 and the spin chuck 3 is more convenient and quick.

The principle of installation and removal of this embodiment is as follows:

When the lock wheel push button switch 4 is installed, the gear positioning block 422 of the lock wheel push button switch 4 is initially positioned in the unlocking gear positioning groove 131 of the movable channel 13, the clamping protrusion 31 of the rotating chuck 3 is aligned with the notch insertion part 121 of the clamping groove 12 at the bottom of the movable wheel inserting seat 1, one side of the locking bolt hole 32 corresponds to one side of the positioning through hole 14, when the clamping protrusion 31 is placed into the bottom end of the installation cavity 1, the rotating chuck 3 is rotated to enable the clamping protrusion 31 to be correspondingly embedded into the clamping groove clamping part 122, then the lock wheel push button switch 4 is pushed, the gear positioning block 422 of the lock wheel push button switch 4 is pushed into the upper locking gear positioning groove 132 of the movable channel 13 towards the inner side, and the positioning bolt part 43 of the lock wheel push button switch 4 penetrates through the positioning through hole 14 and is inserted into the locking bolt hole 32, so that the rotating chuck 3 is limited to limit the rotation, namely the installation is completed.

When the lock wheel push button switch 4 is dismounted, the lock wheel push button switch 4 is only required to be manually pushed to move backwards, so that the gear positioning block 422 of the lock wheel push button switch 4 is placed in the unlocking gear positioning groove 131 of the movable channel 13, the positioning bolt portion 43 is driven to be pulled out of the locking bolt hole 32, the rotary chuck 3 is reversely rotated, the clamping protrusion 31 is enabled to withdraw from the clamping groove clamping position portion 122 to the notch inserting portion 121, and at the moment, the movable wheel main body 2 can be pulled out of the movable wheel inserting seat 1, and then the movable wheel main body 2 is replaced or maintained.

In summary, the utility model has simple and novel structure and reasonable design, the moving wheel main body can be in rotary clamping connection with the moving wheel inserting seat through the rotary chuck, the lock wheel push button switch can limit the rotary chuck, so that the moving wheel main body and the moving wheel inserting seat can be quickly installed, and when the lock wheel push button switch withdraws and reversely rotates the rotary chuck, the moving wheel inserting seat and the moving wheel main body can be quickly disassembled, the operation is convenient, and the assembly efficiency of the moving wheel is greatly improved.

The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be made in the equivalent manner, and the embodiments are included in the protection scope of the present utility model.

Claims

1. An improvement formula quick detach vanning package wheel which characterized in that: comprises a movable wheel inserting seat (1) and a movable wheel main body (2), wherein a rotary chuck (3) is fixedly arranged at the top of the movable wheel main body (2), a plurality of clamping protrusions (31) are formed on the outer side wall of the top of the rotary chuck (3), an installation cavity (11) for inserting the top of the rotary chuck (3) is formed by inwards concavely arranging the bottom of the movable wheel inserting seat (1), clamping grooves (12) corresponding to each clamping protrusion (31) are formed in the inner side wall of the installation cavity (11), the clamping protrusions (31) of the rotary chuck (3) can be in rotary clamping connection with the clamping grooves (12), a locking wheel push button switch (4) is arranged on the movable wheel inserting seat (1), the lock wheel push button switch (4) is movably arranged in a movable channel (13) on the movable wheel plug-in seat (1), the lock wheel push button switch (4) comprises push-pull key parts (41), sliding limiting parts (42) and positioning bolt parts (43), the push-pull key parts (41) are arranged on the bottom surface of the movable wheel plug-in seat (1), the sliding limiting parts (42) and the positioning bolt parts (43) are vertically arranged on the back surface of the push-pull key parts (41) and are positioned in the movable channel (13), a gear positioning block (422) is arranged on the outer side wall of each sliding limiting part (42), the unlocking gear positioning groove (131) and the locking gear positioning groove (132) which are matched and clamped with the gear positioning block (422) are formed in two inner side faces of the movable channel (13), one side of the push-pull key part (41) extends out of the positioning bolt part (43), the movable channel (13) is communicated with the mounting cavity (11) and forms a positioning through hole (14) for the positioning bolt part (43) of the lock wheel push button switch (4) to pass through at the butt joint part of the movable channel, a locking bolt hole (32) is concavely formed in one side wall of the rotary chuck (3), and the positioning bolt part (43) of the lock wheel push button switch (4) can move towards the direction of the rotary chuck (3) and be inserted into the locking bolt hole (32), so that the rotary chuck (3) is limited to rotate.

2. An improved quick release packaging wheel as defined in claim 1, wherein: the top both sides of slip spacing portion (42) stretch out and are equipped with spacing buckle (421) that are left and right sides structure setting, the top of activity passageway (13) inwards is protruding to be equipped with spacing buckle (421) realization slip spacing complex eaves (133).

3. An improved quick release packaging wheel as defined in claim 1, wherein: the cross section of the positioning bolt part (43) is in an inverted L-shaped arrangement.

4. An improved quick release packaging wheel as defined in claim 1, wherein: the surface of the push-pull key part (41) facing the outer side is provided with a plurality of anti-slip convex ribs (411).

5. An improved quick release packaging wheel as defined in claim 1, wherein: the lock wheel push button switch (4) is made of elastic materials.

6. An improved quick release packaging wheel as defined in claim 1, wherein: each clamping groove (12) comprises a notch inserting part (121) and a clamping groove clamping part (122), the openings of the notch inserting parts (121) are all arranged outwards and all extend from the bottom end of the installation cavity (11) to the front end, the clamping groove clamping parts (122) are all located at the bottom end of the installation cavity (11), and the openings of the clamping groove clamping parts (122) are all arranged towards one side of the middle of the corresponding notch inserting parts (121) and are communicated with the corresponding notch inserting parts.

7. An improved quick release packaging wheel as defined in claim 1, wherein: the bottom of the rotary chuck (3) is in a disc structure, and the outer side wall of the rotary chuck is uniformly concavely provided with a plurality of arc-shaped surfaces (33) for holding and rotating.

8. An improved quick release packaging wheel as defined in claim 1, wherein: the top of removal wheel main part (2) is equipped with center pin (21), remove wheel main part (2) including removing wheel support (22) and two removal wheels (23), the top of removing wheel support (22) is equipped with spliced eye (221) that supply center pin (21) to insert, the bottom of spliced eye (221) is the sphere shrinkage pool setting, spliced eye (221) bottom is equipped with ball (224), the bottom outer wall indent of center pin (21) is equipped with annular spacing portion (211), the last level of removing wheel support (22) runs through and is equipped with locating pin (222) that carries out spacing contact to annular spacing portion (211) of center pin (21), the axial of locating pin (222) is mutually perpendicular with the axial of center pin (21), the bottom center level of removing wheel support (22) runs through there is connecting pin (223), and two removal wheels (23) are connected in the both sides of removing wheel support (22) through connecting pin (223) respectively.

9. The improved quick release packaging wheel as defined in claim 8, wherein: the center of the rotary chuck (3) is provided with a pivot hole (34) for the central shaft (21) to penetrate and connect.

10. The improved quick release packaging wheel as defined in claim 8, wherein: the middle part of center pin (21) is provided with annular fender edge (212), the top face of annular fender edge (212) and bottom surface recess (35) butt of spin chuck (3).