CN216268473U - Detachable case roller assembly - Google Patents

Abstract

The utility model relates to a detachable luggage roller assembly, which comprises a mounting seat, a caster bracket, a caster and a rotating shaft, wherein the mounting seat is provided with a shaft hole and a locking piece, the caster bracket is provided with the rotating shaft, the rotating shaft is provided with an annular clamping groove, the locking piece is provided with a locking clamping opening, the locking piece is provided with a locking position and an unlocking position, the locking clamping opening can be clamped into the annular clamping groove to limit the rotating shaft to be separated from the shaft hole when the locking piece enters the locking position, the locking piece is matched with a spring for driving the locking piece to be kept at the locking position and an unlocking operation piece for driving the locking piece to slide into the unlocking position, the mounting seat is provided with an operation hole for exposing the unlocking operation piece, the locking piece is matched with a rotating shaft inserting guide device for contacting and pressing the rotating shaft when the rotating shaft is inserted into the shaft hole to ensure that the locking piece slides to the unlocking position, and the rotating shaft inserting guide device releases the locking piece when the rotating shaft is inserted into the shaft hole to ensure that the annular clamping groove is opposite to the locking clamping position, thereby causing the locking member to move under spring actuation to the locked position. Has the advantage of convenient installation and operation.

Description

Detachable case roller assembly

Technical Field

The utility model relates to a case roller assembly.

Background

Along with social development, people are more and more frequent to go out, and bags are widely used. The rollers are used for supporting the luggage to walk, and are vulnerable parts, and the luggage rollers are usually detachably designed for facilitating replacement and maintenance of the rollers. The detachable structure that exists now has: like the case and bag universal wheel that application number is CN201420816164.7 discloses, perhaps "a detachable case and bag truckle" that CN202020681767.6 discloses etc, have on the mount pad and supply pivot male shaft hole, adopt and set up ring groove in the pivot, the slip is provided with the locking piece on the mount pad, the locking piece has the locking bayonet socket (or for the joint tip) with ring groove card cooperation, the locking bayonet socket and the shaft hole position of locking piece correspond, thereby the locking bayonet socket card that the locking piece cooperation has a drive locking piece is gone into in the ring groove and is restricted the pivot and deviate from the spring in shaft hole, and the drive locking slides the unblock operating parts in order to force the locking bayonet socket to withdraw from ring groove. It has case and bag gyro wheel to install inconvenient defect of operation on the mount pad, specifically is: the locking piece is driven by the spring, a locking bayonet (or a clamping end) of the locking piece extends into the shaft hole to coincide with a socket path of the rotating shaft, the existing method is that an unlocking operation piece is operated to force the locking bayonet to exit from the position of the shaft hole, the locking piece is prevented from blocking the rotating shaft, and the unlocking operation piece is released after the rotating shaft is inserted in place, so that inconvenience is brought to the operation; this makes it common to use a relatively protruding design of the release operating member in order to expose a sufficient operating position, which design also entails the risk of the release operating member being touched by mistake.

Disclosure of Invention

The utility model aims at: in order to overcome the defects in the prior art, the utility model provides a detachable luggage roller assembly convenient for installation and operation.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a can dismantle case and bag wheel components, which comprises a mounting base, the truckle support, truckle and pivot, be equipped with the shaft hole on the mount pad and follow the radial gliding locking piece in shaft hole, be equipped with on the truckle support and insert the pivot of joining in marriage in the shaft hole, be equipped with ring groove in the pivot, the locking piece has the locking bayonet socket of joining in marriage with the ring groove card, the locking piece has latched position and unblock position along the slip direction, the locking bayonet socket can be blocked into ring groove when the locking piece gets into latched position and deviate from the shaft hole in order to restrict the pivot, the locking piece cooperation has a drive locking piece to keep the spring at latched position, and the drive locking piece slides the unblock operating parts that gets into unblock position, be equipped with the handle hole that supplies unblock operating parts to show on the mount pad, a serial communication port: the locking piece is matched with a rotating shaft inserting guide device which is used for pressing the rotating shaft when the rotating shaft is inserted into the shaft hole so as to force the locking piece to slide to an unlocking position, and the rotating shaft inserting guide device releases the locking piece when the rotating shaft is inserted into the shaft hole until the annular clamping groove is opposite to the locking bayonet position, so that the locking piece can slide to a locking position under the drive of the spring.

Through adopting above-mentioned technical scheme, when the pivot inserts and assembles in the shaft hole, the pivot is as the drive assembly that the drive locking piece removed simultaneously, realizes that the pivot disect insertion installs the operation in the shaft hole, need not to operate the unblock operating parts.

Preferably, the rotating shaft insertion guide device includes a guide slope surface, the guide slope surface is disposed on a bottom surface of the locking member corresponding to the locking notch, and one end of a slope bottom of the guide slope surface extends to the locking notch. Under the structural design, a slope surface is directly formed on the bottom surface of the locking bayonet of the locking piece at the corresponding position, when the rotating shaft is inserted into the shaft hole, the end part of the rotating shaft firstly contacts with the guide slope surface, when the guide slope surface is stressed, the locking piece is forced to move, the slope end of the guide slope surface extends to the locking bayonet position, the rotating shaft presses and guides the slope surface until the locking piece enters the unlocking position, then the locking piece is pressed and kept at the locking position through the rotating shaft, until the rotating shaft is inserted in place, the annular clamping groove corresponds to the locking bayonet, and the locking piece is reset to the locking position under the drive of the spring; has the advantages of simple structure, convenient processing and reliable action.

Preferably, be equipped with open-top's assembly chamber on the mount pad, assembly chamber open-top lid is equipped with spacing gland, assembly chamber one side and handle hole intercommunication, the assembly intracavity is equipped with the relative baffle of handle hole, separate into the assembly chamber through the baffle and slide chamber and spring assembly chamber, the baffle has the interval of connecting the chamber and spring assembly chamber that slide, locking piece sliding fit is sliding the intracavity, the spacing cooperation of baffle and locking piece, the spring mounting is in the spring assembly intracavity, spring one end is through interval and butt in the position that the locking piece corresponds the interval, through spacing gland with locking piece and spring restriction in the assembly intracavity. Under this structural design, locking piece and spring are packed into through the open-top in assembly chamber, later cover spacing gland, with locking piece and spring restriction in the mount pad, have simple to operate and reliable advantage, the baffle realizes injecing the position of locking piece in addition, avoids the transition to press down the locking piece, interval between the baffle plays the limiting displacement to the spring simultaneously, avoids the spring side to move.

Preferably, an end of the unlocking operation member protrudes from the operation hole or an end of the unlocking operation member is placed in the operation hole. Under this structural design, can realize that the tip of unblock operating parts exposes and interior concealed design, can select as required, interior concealed design, unblock operating parts is touched by accident in can be better avoiding the use, nevertheless makes the gyro wheel dismantlement formula simultaneously need appurtenance.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of a detachable luggage roller assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of a removable luggage roller assembly according to an embodiment of the present invention;

FIG. 3 is a schematic view of a locking member according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a detachable luggage roller assembly according to a second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a three-detachable luggage roller assembly according to an embodiment of the present invention.

Detailed Description

Referring to the attached drawings 1-3, the utility model discloses a detachable luggage roller assembly, which comprises an installation seat 1, a caster bracket 2, a caster 3 and a rotating shaft 4, wherein the installation seat 1 is provided with a shaft hole a and a locking piece 5 which slides along the shaft hole a in the radial direction, the caster bracket 2 is provided with the rotating shaft 4 which is inserted and matched in the shaft hole a, the rotating shaft 4 is provided with an annular clamping groove 41, the locking piece 5 is provided with a locking bayonet 51 which is clamped and matched with the annular clamping groove 41, the locking piece 5 is provided with a locking position and an unlocking position along the sliding direction, the locking bayonet 51 can be clamped into the annular clamping groove 41 to limit the rotating shaft 4 from being separated from the shaft hole a when the locking piece 5 enters the locking position, the locking piece 5 is matched with a spring 6 which drives the locking piece 5 to be kept at the locking position and an unlocking operation piece 7 which drives the locking piece 5 to slide into the unlocking position, the installation seat 1 is provided with an operation hole b for exposing the unlocking operation piece 7, the locking piece 5 is matched with a rotating shaft inserting guide device which is used for pressing the rotating shaft 4 when the rotating shaft 4 is inserted into the shaft hole a so as to force the locking piece 5 to slide to the unlocking position, and the rotating shaft inserting guide device releases the locking piece 5 when the rotating shaft 4 is inserted into the shaft hole a to the position that the annular clamping groove 41 is opposite to the locking bayonet 51, so that the locking piece 5 slides to the locking position under the driving of the spring 6. When the rotating shaft 4 is inserted into the shaft hole a for assembly, the rotating shaft 4 is simultaneously used as a driving part for driving the locking piece 5 to move, the rotating shaft 4 is directly inserted into the shaft hole a for assembly operation, and the unlocking operation piece 7 does not need to be operated.

In a preferred embodiment of the present invention, the shaft insertion guide device includes a guide slope surface 52, the guide slope surface 52 is provided on a bottom surface of the lock member 5 corresponding to the position of the lock notch 51, and one end of a slope bottom of the guide slope surface 52 extends to the lock notch 51. A slope surface is directly formed on the bottom surface of the locking bayonet 51 of the locking piece 5 at the corresponding position, when the rotating shaft 4 is inserted into the shaft hole a, the end part of the rotating shaft 4 firstly contacts the guide slope surface 52, when the guide slope surface is stressed, the locking piece 5 is forced to move, the slope end of the guide slope surface 52 extends to the position of the locking bayonet 51, then the rotating shaft 4 presses the guide slope surface 52 until the locking piece 5 enters the unlocking position, then the locking piece 5 is pressed and kept at the locking position through the rotating shaft 4, until the rotating shaft 4 is inserted in place, the annular clamping groove 41 corresponds to the locking bayonet 51, and the locking piece 5 is reset to the locking position under the driving of the spring 6; has the advantages of simple structure, convenient processing and reliable action. Of course, the rotating shaft insertion guiding device can also be a driving piece for pushing the locking piece 5, one end of the driving piece extends into the shaft hole a, the other end of the driving piece is linked with the locking piece 5, and the release of the locking piece 5 by the driving piece can be an avoiding space designed on the rotating shaft 4; the driving member can also adopt a slope to push the locking member 5, the driving member releases the locking member 5, the poking end on the driving member goes over the locking member 5, so that the driving member loses the pushing of the locking member 5, when the locking member 5 is pressed to the unlocking position, the driving member can be reset by arranging the spring 6, the driving member is linked with the locking member 5 again, and the like.

Be equipped with open-top's assembly chamber 11 on mount pad 1, assembly chamber 11 open-top lid is equipped with spacing gland 7, assembly chamber 11 one side and handle hole b intercommunication, be equipped with the relative baffle 113 of handle hole b in the assembly chamber 11, separate into through baffle 113 with assembly chamber 11 and slide chamber 111 and spring assembly chamber 112, baffle 113 has the interval of connecting slide chamber 111 and spring assembly chamber 112, locking piece 5 sliding fit is in slide chamber 111, baffle 113 and the spacing cooperation of locking piece 5, spring 6 installs in spring assembly chamber 112, spring 6 one end is through the interval and the butt corresponds spaced position in locking piece 5, through spacing gland 7 with locking piece 5 and spring 6 restriction in assembly chamber 11. Locking piece 5 and spring 6 are packed into through the open-top of assembly chamber 11, later cover spacing gland 7, with locking piece 5 and spring 6 restriction in mount pad 1, have simple to operate and reliable advantage, baffle 113 realizes the position of locking piece 5 and prescribes a limit to in addition, avoids the transition to press locking piece 5, and the interval between baffle 113 plays the restriction effect to spring 6 simultaneously, avoids spring 6 side to move.

In this embodiment, the end of the unlocking manipulating member 7 is disposed in the manipulating hole b. The concealed design can better avoid the unlocking operation piece 7 from being touched accidentally in the use process, but simultaneously the roller can be detached to need auxiliary tools.

As shown in fig. 4, the second embodiment of the present invention is different from the first embodiment in that: the end of the unlocking operation member 7 protrudes through the operation hole b. This facilitates the unlocking operation by directly pressing the unlocking operation member 7.

As shown in fig. 5, as a third embodiment of the present invention, a rotating shaft 4 is fixed on the mounting base 1, and the caster bracket 2 and the rotating shaft 4 are detachably designed, specifically: including mount pad 1, truckle support 2, truckle 3 and pivot 4, be fixed with pivot 4 on the mount pad 1, be equipped with the shaft hole a that supplies the 4 sockets of pivot and follow shaft hole a radial gliding locking piece 5 on the truckle support 2, be equipped with ring groove 41 on the pivot 4, locking piece 5 has the locking bayonet 51 with ring groove 41 card cooperation, locking piece 5 has latched position and unblock position along the slip direction, locking bayonet 51 can block into ring groove 41 in order to restrict pivot 4 and deviate from shaft hole a when locking piece 5 gets into the latched position, locking piece 5 cooperates with a drive locking piece 5 and keeps the spring 6 in the latched position, and drive locking piece 5 slides and gets into unblock operating parts 7 of unblock position, be equipped with the handle hole b that supplies unblock operating parts 7 to expose on the truckle support 2, it is corresponding and is equipped with guide slope 52 towards pivot 4 insertion starting end terminal surface to locking piece 5, and one end of the slope bottom of the guiding slope surface 52 extends to the locking bayonet 51, when the rotating shaft 4 is inserted into the shaft hole a, the rotating shaft 4 presses the guiding slope surface 52 to force the locking piece 5 to slide to the unlocking position, and when the rotating shaft 4 is inserted into the shaft hole a until the annular clamping groove 41 is opposite to the locking bayonet 51, the locking piece 5 is released, so that the locking piece 5 slides to the locking position under the driving of the spring 6.

Further, the end of the unlocking manipulating member 7 may protrude from the manipulating hole b or the end of the unlocking manipulating member 7 may be disposed in the manipulating hole b.

Claims (6)

1. The utility model provides a can dismantle case and bag wheel components, which comprises a mounting base, the truckle support, truckle and pivot, be equipped with the shaft hole on the mount pad and follow the radial gliding locking piece in shaft hole, be equipped with on the truckle support and insert the pivot of joining in marriage in the shaft hole, be equipped with ring groove in the pivot, the locking piece has the locking bayonet socket of joining in marriage with the ring groove card, the locking piece has latched position and unblock position along the slip direction, the locking bayonet socket can be blocked into ring groove when the locking piece gets into latched position and deviate from the shaft hole in order to restrict the pivot, the locking piece cooperation has a drive locking piece to keep the spring at latched position, and the drive locking piece slides the unblock operating parts that gets into unblock position, be equipped with the handle hole that supplies unblock operating parts to show on the mount pad, a serial communication port: the locking piece is matched with a rotating shaft inserting guide device which is used for pressing the rotating shaft when the rotating shaft is inserted into the shaft hole so as to force the locking piece to slide to an unlocking position, and the rotating shaft inserting guide device releases the locking piece when the rotating shaft is inserted into the shaft hole until the annular clamping groove is opposite to the locking bayonet position, so that the locking piece can slide to a locking position under the drive of the spring.

2. The detachable luggage roller assembly of claim 1, wherein: the rotating shaft insertion guiding device comprises a guiding slope surface, the guiding slope surface is arranged on the bottom surface, corresponding to the locking bayonet, of the locking piece, and one end of the slope bottom of the guiding slope surface extends to the locking bayonet.

3. The detachable luggage roller assembly of claim 1, wherein: be equipped with open-top's assembly chamber on the mount pad, assembly chamber open-top lid is equipped with spacing gland, assembly chamber one side and handle hole intercommunication, the assembly intracavity is equipped with the relative baffle of handle hole, separate into the assembly chamber through the baffle and slide chamber and spring assembly chamber, the baffle has the interval of connecting the chamber and spring assembly chamber of sliding, locking piece sliding fit is at the intracavity of sliding, the spacing cooperation of baffle and locking piece, spring mounting is in the spring assembly intracavity, spring one end is through interval and butt in the position that the locking piece corresponds the interval, through spacing gland with locking piece and spring restriction at the assembly intracavity.

4. The detachable luggage roller assembly of claim 1, wherein: the end part of the unlocking operation piece protrudes out of the operation hole or the end part of the unlocking operation piece is arranged in the operation hole.

5. The utility model provides a can dismantle case and bag wheel components, which comprises a mounting bas, the truckle support, truckle and pivot, be fixed with the pivot on the mount pad, be equipped with the shaft hole that supplies the pivot socket on the truckle support and follow the radial gliding locking piece in shaft hole, be equipped with ring groove in the pivot, the locking piece has the locking bayonet socket of joining in marriage with the ring groove card, the locking piece has latched position and unblock position along the slip direction, the locking bayonet socket can block into ring groove when the locking piece gets into the latched position and deviate from the shaft hole in order to restrict the pivot, the locking piece cooperation has a drive locking piece to keep the spring at latched position, and the drive locking piece slides the unblock operating parts that gets into unblock position, be equipped with the handle hole that supplies the unblock operating parts to reveal on the truckle support, a serial communication port: the locking piece is corresponding with the locking bayonet position and is equipped with the guide slope face towards the pivot and insert initial end one end terminal surface, and the slope bottom one end of guide slope face extends to the locking bayonet, and the pivot touches and presses the guide slope face when the pivot is inserted in the shaft hole in order to force the locking piece cunning to move to the unlocking position to just release the locking piece when the pivot is inserted shaft hole to ring groove just to locking bayonet position, thereby make the locking piece slide to the locking position under spring drive.

6. The detachable luggage roller assembly of claim 5, wherein: the end part of the unlocking operation piece protrudes out of the operation hole or the end part of the unlocking operation piece is arranged in the operation hole.

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