CN218489405U

CN218489405U - Case and bag universal wheel with brake

Info

Publication number: CN218489405U
Application number: CN202221718809.4U
Authority: CN
Inventors: 江仲文
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2023-02-17
Anticipated expiration: 2032-07-06

Abstract

The utility model belongs to the technical field of case and bag accessory, especially, case and bag universal wheel with brake, carry out the support that supports including the gyro wheel with being used for the gyro wheel, a side surface of support is offered the first hinge interface that is used for installing the brake control key respectively and is used for the installation the second hinge interface of gyro wheel, the cooperation groove that is used for installing the brake spare is all offered on the both sides surface of support, two the gyro wheel through first round pin axle with the second hinge interface cup joint install in the both sides of support are realized rotatoryly. This case and bag universal wheel with brake has reached the rotation angle through control brake control key to and the cooperation of the hook of giving up of brake control key to the brake piece is controlled, simultaneously, carries on spacingly to the brake control key through the cooperation of direction arch and cooperation groove or constant head tank, and then avoids the brake control key to become flexible the rotation that influences the gyro wheel owing to jolting at the walking in-process, and convenient operation swift effect.

Description

Case and bag universal wheel with brake

Technical Field

The utility model relates to a case and bag accessory technical field especially relates to a case and bag universal wheel with brake.

Background

A trolley case refers to a luggage case having a trolley and rollers. It is widely used because of its convenience in use. Meanwhile, the draw-bar box is also provided with a draw bar which is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the draw-bar box is convenient to drag when walking, and the burden is greatly reduced. The draw-bar box can be carried by hand or dragged, wheels of the draw-bar box used by people at ordinary times are basically positioned at the bottom of the box, modern people design a novel draw-bar box, the box is designed into a cylindrical shape, the wheels are wholly wrapped outside the box, and the design of the roller ensures that the draw-bar box can be better suitable for different terrains, and people can easily go upstairs and downstairs by directly pulling the box;

the traditional luggage upper roller has no brake function, so that when the luggage does not move, if the luggage does not need to be held by hand, the luggage automatically slides, and inconvenience and potential safety hazards in use exist;

for solving above-mentioned technical problem, many producers have designed the case and bag gyro wheel that has brake equipment, and the structural design of the case and bag gyro wheel subassembly of current area brake must just can press the fastener to good screens, and is cracked easily hard, still leads to the brake subassembly landing to block the gyro wheel easily owing to the vibrations of walking when the brake spare is out of work moreover, causes the poor and not convenient to use of brake reliability.

SUMMERY OF THE UTILITY MODEL

Based on current case and bag wheel components's of taking the brake structural design, must just can press the fastener to good screens, hard too big easy fracture, and the brake subassembly landing blocks the gyro wheel, causes the poor and not convenient to use's of brake reliability technical problem, the utility model provides a case and bag universal wheel with brake.

The utility model provides a case and bag universal wheel with brake, include the gyro wheel and be used for carrying out the support that supports to the gyro wheel, a side surface of support is offered the first hinge interface that is used for installing brake control key respectively and is used for the installation the second hinge interface of gyro wheel, the cooperation groove that is used for installing the brake spare is all offered on the both sides surface of support, two the gyro wheel through cup joint of first round pin axle and second hinge interface install in the both sides of support are realized rotatoryly, two the inboard equal fixedly connected with in surface of gyro wheel with brake spare complex screens gear is right the gyro wheel locks or loosens, the brake control key through the second round pin axle with cup joint of first hinge interface install in the terminal top of support realizes rotatoryly.

Preferably, the brake control key is composed of a press plate in a circular arc structure and two symmetrically distributed yielding hooks in a J-shaped structure.

Preferably, two the equal fixedly connected with direction arch in relative surface of letting the hook, the both sides surface of support all seted up with direction protruding sliding fit's constant head tank.

Preferably, both sides of the brake piece are provided with limiting teeth meshed with the clamping gear, and two guide slideways which are symmetrically distributed, have arc-shaped inner walls and are matched with the tail ends of the yielding hooks are arranged on the inner wall of the brake piece.

Preferably, the brake piece is inserted into the inner wall of the matching groove in a sliding manner, and two groups of limiting blocks for limiting and guiding the brake piece are fixedly connected to the lower surface of the brake piece.

Preferably, a groove is formed in the surface of one end of the brake piece, and a positioning rod is fixedly connected to the inner wall of the junction of the two matching grooves.

Preferably, the outer surface of the positioning rod is sleeved with a spring, and the free end of the spring is movably sleeved with the inner wall of the groove of the brake piece.

The utility model provides a beneficial effect does:

1. through setting up the brake control key, reached the rotation angle through control brake control key to and the cooperation of the hook of making a concession of brake control key to the brake piece is controlled the brake piece, and simultaneously, the cooperation through direction arch and cooperation groove or constant head tank carries on spacingly to the brake control key, and then avoids the brake control key at the walking in-process because jolt and not hard up the rotation that influences the gyro wheel, and convenient operation swift effect.

2. Through setting up the brake piece, reached the spacing tooth through the brake piece and the screens gear engagement of gyro wheel, and then pinned the gyro wheel for the gyro wheel can not produce the rotation, realizes the effect to the locking of gyro wheel or loosen through the cooperation of control spacing tooth and screens gear.

Drawings

Fig. 1 is a schematic view of a universal wheel of a luggage with a brake provided by the utility model;

FIG. 2 is an exploded view of the universal wheel of the luggage with a brake of the present invention;

fig. 3 is a loosening state diagram of the limiting tooth structure and the clamping gear structure of the luggage universal wheel with brake provided by the utility model;

FIG. 4 is a diagram of the meshing state of the limiting tooth structure and the locking gear structure of the luggage universal wheel with brake of the present invention;

FIG. 5 is a perspective view of a stopper structure of a universal wheel of a luggage with a brake of the present invention;

FIG. 6 is a perspective view of a positioning groove structure of a universal wheel of a case with a brake according to the present invention;

FIG. 7 is a perspective view of the clamping tooth structure of the universal wheel of the case with a brake of the present invention;

FIG. 8 is a perspective view of a pressing plate structure of a universal wheel of a luggage with a brake of the present invention;

FIG. 9 is a perspective view of a brake piece structure of a universal wheel of a luggage with a brake of the present invention;

FIG. 10 is a perspective view of a brake control key structure of a universal wheel of a luggage with a brake of the present invention;

fig. 11 is a perspective view of the guiding slideway structure of the luggage universal wheel with brake of the utility model.

In the figure: 1. a roller; 11. a clamping gear; 12. a first pin shaft; 2. a support; 3. a brake control key; 31. a second pin shaft; 32. pressing the plate; 33. a concession hook; 34. a guide projection; 35. positioning a groove; 4. a first hinge interface; 5. a second hinge interface; 6. a braking member; 61. limiting teeth; 62. a guide slide way; 63. a limiting block; 64. a groove; 65. positioning a rod; 66. a spring; 7. and (4) matching the groove.

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.

Referring to fig. 1-11, a luggage universal wheel with a brake comprises a roller 1 and a support 2 for supporting the roller 1, in order to mount a brake control key 3 and the roller 1 on the support 2, a first hinge interface 4 for mounting the brake control key 3 and a second hinge interface 5 for mounting the roller 1 are respectively disposed on one side surface of the support 2, in order to control the position and state of a brake piece 6, the brake control key 3 is composed of a press plate 32 in a circular arc structure and two yielding hooks 33 symmetrically distributed in a J-shaped structure, further, in order to limit the brake control key 3 in two states of the brake control key 3, guide protrusions 34 are fixedly connected to opposite surfaces of the two yielding hooks 33, positioning grooves 35 in sliding fit with the guide protrusions 34 are disposed on both side surfaces of the support 2, in order to mount the brake piece 6, and fitting grooves 7 for mounting the brake piece 6 are disposed on both side surfaces of the support 2.

Furthermore, two idler wheels 1 are installed on two sides of the support 2 through the sleeving of the first pin shaft 12 and the second hinge port 5 to realize rotation, the clamping gears 11 matched with the braking pieces 6 are fixedly connected to the inner side surfaces of the two idler wheels 1, the idler wheels 1 are locked or loosened, the idler wheels 1 are limited through the clamping of the braking pieces 6 and the clamping gears 11, and after the clamping between the braking pieces 6 and the clamping gears 11 is cancelled, the idler wheels 1 can be controlled to flexibly rotate.

Further, in order to make the brake piece 6 can be stable carry out spacing to the screens gear 11, both sides of the brake piece 6 are provided with spacing teeth 61 engaged with the screens gear 11, in order to facilitate the cooperation of the yielding hook 33 and the brake piece 6, the inner wall of the brake piece 6 is provided with two guide slideways 62 which are symmetrically distributed, have an arc-shaped inner wall and are matched with the tail end of the yielding hook 33, the brake piece 6 is inserted into the inner wall of the matching groove 7 in a sliding manner, the brake piece 6 is installed, in order to make the brake piece 6 slide stably in the matching groove 7, two sets of limiting blocks 63 used for limiting and guiding the brake piece 6 are fixedly connected to the lower surface of the brake piece 6, and the brake piece 6 is limited through the sliding fit of the edges of the two sets of limiting blocks 63 and the matching groove 7.

In order to automatically reset after the brake piece 6 loses the extrusion of the brake control key 3, a groove 64 is formed in the surface of one end of the brake piece 6, furthermore, a positioning rod 65 is fixedly connected to the inner wall of the junction of the two matching grooves 7, a spring 66 is sleeved on the outer surface of the positioning rod 65, and the free end of the spring 66 is movably sleeved with the inner wall of the groove 64 of the brake piece 6.

Further, the brake control key 3 is installed at the top of the tail end of the bracket 2 through the second pin 31 and the first hinge port 4 in a sleeved mode and rotates.

The working principle is as follows: when the roller 1 needs to be locked, a user presses down one end of the pressing plate 32 of the brake control key 3, so that the brake control key 3 rotates around the center of the second pin shaft 31, the guide protrusion 34 on one side of the yielding hook 33 is clamped into the positioning groove 35, the brake control key 3 is limited, the brake piece 6 loses the extrusion on the front side, the spring 66 pushes the brake piece 6 to move towards the clamping gear 11, the limiting teeth 61 of the brake piece 6 are meshed with the clamping gear 11 of the roller 1, and the roller 1 is locked;

when the roller 1 is required to roll flexibly, a user lifts one end of the pressing plate 32 of the brake control key 3 upwards, so that the brake control key 3 rotates around the center of the second pin shaft 31, the guide slide way 62 of the brake piece 6 is extruded through the conceding hook 33, the end face of the conceding hook 33 slides in the guide slide way 62, the brake piece 6 is far away from the clamping gear 11, the guide protrusion 34 is clamped into the top of the matching groove 7 to limit the brake control key 3, the clamping gear 11 loses the limit of the limit tooth 61 of the brake piece 6, and the flexible rotation can be realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a case and bag universal wheel with brake, includes gyro wheel (1) and support (2) that are used for supporting gyro wheel (1), its characterized in that: the utility model discloses a brake device, including support (2), first hinge interface (4) and the cooperation groove (7) that are used for installing brake piece (6), two are all offered on the both sides surface of support (2) and are used for installing second hinge interface (5) of gyro wheel (1) one side surface of support (2) respectively gyro wheel (1) through first round pin axle (12) with the cup joint of second hinge interface (5) install in the both sides of support (2) are realized rotatoryly, two the equal fixedly connected with in inboard surface of gyro wheel (1) with brake piece (6) complex screens gear (11), it is right gyro wheel (1) lock or loosen, brake control key (3) through second round pin axle (31) with cup joint of first hinge interface (4) install in the terminal top of support (2) realizes rotatoryly.

2. A case and bag universal wheel with brake of claim 1, characterized in that: the brake control key (3) is composed of a press plate (32) in an arc-shaped structure and two yielding hooks (33) which are symmetrically distributed and are in a J-shaped structure.

3. The luggage universal wheel with the brake of claim 2, wherein: two the relative surperficial equal fixedly connected with direction arch (34) of yielding hook (33), the both sides surface of support (2) all seted up with direction arch (34) sliding fit's constant head tank (35).

4. A case and bag universal wheel with brake of claim 2, characterized in that: the both sides of brake spare (6) all be provided with spacing tooth (61) of screens gear (11) meshing, the inner wall of brake spare (6) seted up two symmetric distribution and inner wall be arc structure with the terminal complex guide slide way (62) of yielding hook (33).

5. The luggage universal wheel with the brake of claim 1, wherein: the brake piece (6) is inserted into the inner wall of the matching groove (7) in a sliding mode, and two groups of limiting blocks (63) used for limiting and guiding the brake piece (6) are fixedly connected to the lower surface of the brake piece (6).

6. The luggage universal wheel with the brake of claim 1, wherein: a groove (64) is formed in the surface of one end of the brake piece (6), and a positioning rod (65) is fixedly connected to the inner wall of the junction of the two matching grooves (7).

7. A case and bag universal wheel with brake of claim 6, characterized in that: the outer surface of the positioning rod (65) is sleeved with a spring (66), and the free end of the spring (66) is movably sleeved with the inner wall of the groove (64) of the brake piece (6).