TWM563802U - Brake wheel - Google Patents

Abstract

A brake wheel set includes a wheel structure, a brake component, a lifting shaft and a ball disk. The runner structure includes a connecting member, a rotating shaft and at least one wheel. The connector includes a receiving case, and the receiving case forms a receiving area. At least one wheel is connected to the shaft. The brake component is located in the receiving area, and the brake component comprises a main body and a first brake lever. The first brake lever is connected to the main body. The lifting shaft is connected to the main body. The ball disc is located above the brake component, and the ball disc comprises a top shell, a bottom shell, a plurality of balls, a pusher piece and a pusher piece. A plurality of balls are located between the top case and the bottom case. The pusher piece is located between the top case and the bottom case and is located below the plurality of balls. The communication hole is disposed in the bottom case, and the first brake rod extends into the communication hole.

Description

Brake wheel set

The present invention relates to a brake-type wheel set, in particular to a brake-type wheel set that can be applied to a trunk and can be stabilized.

When people travel long distances, they usually use suitcases to pack travel goods and travel clothing. At present, the bottom of the luggage box on the market usually has wheels, so users can easily drag heavy suitcases by wheels. And achieve the effect of labor saving. However, if the user is dragging the luggage case through an uneven ground (such as a slope) while traveling, if the user does not pull the luggage tightly, the luggage may slip along the uneven ground. Therefore, how to provide a wheel set that can be applied to a trunk and can be stably secured, so that the user can brake the luggage at any time, becomes a subject worthy of study.

The main purpose of the present invention is to provide a brake wheel set that can be applied to a trunk and can be stabilized.

In order to achieve the above object, a brake wheel set of the present invention comprises a runner structure, a brake component, a lifting shaft and a ball disc. The runner structure includes a connecting member, a rotating shaft and at least one wheel. The connector includes a receiving case, and the receiving case forms a receiving area. At least one wheel is connected to the shaft. The brake component is located in the receiving area, and the brake component comprises a main body and a first brake lever. The first brake lever is connected to the main body. The lifting shaft is connected to the main body. The ball disc is located above the brake component, and the ball disc comprises a top shell, a bottom shell, a plurality of balls, a pusher piece and a pusher piece. A plurality of balls are located between the top case and the bottom case. The pusher piece is located between the top case and the bottom case and is located below the plurality of balls. The communication hole is disposed in the bottom case, and the first brake rod extends into the communication hole.

According to an embodiment of the present invention, when the lifting shaft is raised and the main body and the first brake lever are lifted together, so that the first brake lever passes through the communication hole and pushes against the pushing piece, the pushing piece and the top housing clip are pushed. Live a plural number of balls.

According to an embodiment of the present invention, when the lifting shaft is lowered and the main body and the first brake lever are lowered together, so that the first brake lever does not pass through the communication hole and does not push against the pushing piece, push the sheet and The top housing does not clamp the plurality of balls, and the plurality of balls can roll between the top case and the bottom case.

According to an embodiment of the present invention, the accommodating case further includes a continuous perforation, and the through hole communicates with the accommodating area.

According to an embodiment of the present invention, the wheel further includes a recessed portion and a plurality of retaining grooves; the recessed portion is located at the annular member and faces the through hole; and the plurality of retaining grooves surround the annular member.

According to an embodiment of the present invention, the brake member further includes at least one second brake lever, the second brake lever is coupled to the main body, and the second brake lever is located at the through hole and protrudes into the recess.

According to an embodiment of the present invention, when the lifting shaft is raised and the main body and the second brake lever are lifted together, so that the second brake lever is separated from the recessed portion and enters any of the retaining slots, the second brake lever and the any The card slots are secured to each other.

According to an embodiment of the present invention, when the lifting shaft is lowered and the main body and the second brake lever are lowered together, the second brake lever is disengaged from any of the fastening grooves and enters the recess.

According to an embodiment of the present invention, the brake wheel set further includes at least one elastic member that connects the first brake lever and the communication hole.

According to an embodiment of the present invention, the brake wheel set further includes a cover covering the brake member in the receiving area.

In order to enable the reviewing committee to better understand the technical content of the present invention, the preferred embodiments are described below.

Please refer to FIG. 1 to FIG. 5 for the brake-type wheel set of the present invention. 1 is a schematic view of a luggage case according to an embodiment of the present invention; FIG. 2 is a schematic view of a brake wheel set according to an embodiment of the present invention; and FIG. 3 is a perspective view of a brake wheel set according to an embodiment of the present invention; FIG. 4 is a cross-sectional view of a brake wheel set along a section line AA of FIG. 2 according to an embodiment of the present invention; FIG. 5 is a cross-sectional view of FIG. A cross-sectional view of the brake wheel set when the lifting axis of the section line AA rises.

As shown in FIG. 1, in one embodiment of the present invention, the brake wheel set 1 is applied to a trunk 100, and the brake wheel set 1 allows a user to operate, and the luggage box 100 is stabilized. . The luggage case 100 includes two non-brake wheels (only one of which is shown in FIG. 1 and the other is covered by the case 300), two brake wheel sets 1, a control member 200, and a case 300. The control unit 200 is, for example, a button, which is disposed on the box body 300, and the control unit 200 includes two control lines 210; the two control lines 210 are all spring lines, which are respectively connected to the two brake wheel sets 1; When the user presses the control member 200, the two control wires 210 are driven to apply force to the brake wheel set 1 to drive the two brake wheel sets 1 to brake. Two non-brake wheels are provided on the front side of the bottom of the box 300 (ie, the side away from the handlebar), the non-brake wheels are wheels without the brake function, and the two brake-type wheels 1 are located on the The rear side of the bottom of the case 300 (meaning the side close to the handle). However, the design of the trunk 100 is not limited to the above, for example, the trunk 100 may not include non-brake wheels, and the number of brake wheels 1 may be four and four respectively disposed at the bottom of the cabinet 300. a corner. It should be noted that the control unit 200 and its control line 210 and the box 300 have been widely used in this technical field, and it is not the focus of the present invention, so its structure and operation principle are not described in detail.

In an embodiment of the present invention, as shown in FIGS. 1 to 3, each of the brake wheel sets 1 is controlled by the control line 210 of the control member 200, and the brake wheel set 1 includes a wheel structure 10. A vehicle member 20, a lifting shaft 30, a ball disc 40, two elastic members 50 and a cover 60.

In one embodiment of the present invention, the runner structure 10 includes a connecting member 11, a rotating shaft 12 and two wheels 13; however, the number of the wheels 13 is not limited to two, and it may be designed as one. The connector 11 includes a receiving housing 111 and a consistent perforation 112. The accommodating case 111 forms a receiving area 111a for accommodating the brake member 20. The through hole 112 communicates with the accommodating area 111a. The rotating shaft 12 extends through the connecting member 11, and two ends of the rotating shaft 12 are respectively connected with two wheels 13 to drive the two wheels 13. Each of the wheels 13 includes a ring member 131, a recessed portion 132, a plurality of retaining grooves 133, and a wheel body 134. The rotating shaft 12 passes through the ring member 131 to connect the wheel body 134. The recessed portion 132 is located on the ring member 131 and faces the through hole 112. The plurality of retaining slots 133 form a gear-shaped annular structure, and the gear-shaped annular structure of the plurality of retaining slots 133 surrounds the ring member 131, and each of the retaining slots 133 is configured to secure the brake member 20. The gear-shaped annular structure of the plurality of locking grooves 133 is connected to the wheel body 134. Therefore, when the wheel body 134 is rotated by the rotating shaft 12, the gear-shaped annular structure of the locking groove 133 rotates together; it should be noted that the present invention The rotating shaft 12 is not connected to the ring member 131, so that when the rotating shaft 12 rotates, the ring members 131 do not rotate together, and only the plurality of locking grooves 133 and the wheel body 134 rotate together.

In one embodiment of the present invention, the brake member 20 is used to catch the runner structure 10 and the ball disc 40 to prevent the runner structure 10 from rolling and preventing the ball disc 40 from turning. The brake member 20 is located in the accommodating area 111a. The brake member 20 includes a main body 21, two first brake levers 22 and two second brake levers 23. The two first brake levers 22 are connected to the main body 21 and extend upward to connect the ball discs 40; however, the number of the first brake levers 22 is not limited to two, and may be designed as one. The two second brake levers 23 are connected to the main body 21, and the two second brake levers 23 are located at the through holes 112 and respectively extend into the recessed portions 132 of the two wheels 13; when the second brake lever 23 is located within the recessed portion 132, The second brake lever 23 does not touch any of the retaining slots 133, that is, the second brake lever 23 located within the recessed portion 132 does not affect the rotation of the plurality of retaining slots 133. However, the number of the second brake levers 23 is not limited to two, and it may be designed as one in accordance with the number of the wheels 13.

In an embodiment of the present invention, as shown in FIG. 3 to FIG. 5, the lifting shaft 30 is connected to the main body 21, and the lifting shaft 30 is used for moving up and down to connect the main body 21 up and down so that the first brake connected to the main body 21 is connected. The rod 22 and the second brake lever 23 can respectively engage the ball disc 40 and any of the retaining grooves 133 to produce a braking effect. The lifting shaft 30 extends upward through the ball disc 40 and the cover 60. The lifting shaft 30 includes a lifting elastic piece 31. The lifting elastic piece 31 is disposed at the top end of the lifting shaft 30 and connected to the control line 210. The lifting elastic piece 31 can be controlled by the control line 210 to move the lifting shaft 30 upward.

The ball disc 40 is used to rotate the wheel structure 10 to change the rolling direction of the wheel 13. The ball disc 40 is located above the brake member 20. The ball disc 40 includes a top housing 41, a bottom housing 42, a fixed tube 43, a plurality of balls 44, a pushing piece 45 and two communication holes 46. The top housing 41 is an annular housing. The bottom case 42 is located below the top case 41, and the bottom case 42 is connected to the accommodating case 111, and a ring-shaped hollow area is formed between the bottom case 42 and the top case 41 to accommodate the plurality of balls 44. The fixed pipe 43 penetrates the top case 41 and the bottom case 42, and the fixed pipe 43 fixes the lift shaft 30. The plurality of balls 44 are located in a toroidal hollow region between the top case 41 and the bottom case 42; when the plurality of balls 44 roll, the plurality of balls 44 will drive the bottom case 42 to rotate, and the bottom case 42 will drive the wheel structure The accommodating case 111 of the connector 11 of 10 rotates together, so that the rolling direction of the wheel 13 can be changed. The pushing piece 45 is an annular piece and has a circular arc surface for pushing against the ball 44; the pushing piece 45 is located between the top case 41 and the bottom case 42 and is located below the plurality of balls 44. Two communication holes 46 are provided in the bottom case 42 and communicate with the annular hollow region between the top case 41 and the bottom case 42, and the two first brake bars 22 respectively extend into the two communication holes 46; however, The number of the communication holes 46 is not limited to two, and it can be changed to one in accordance with the number of the first brake levers 22.

The two elastic members 50 are, for example, springs that connect the two first brake levers 22 and the two communication holes 46, respectively. The elastic member 50 is configured to apply an elastic force to the first brake lever 22 and the communication hole 46 to urge the first brake lever 22 to descend in the communication hole 46, so that the two first brake levers 22 do not pass through the two communication holes 46 and do not Push the push piece 45. However, the number of the elastic members 50 is not limited to two, and it may be changed to one in accordance with the number of the first brake levers 22.

As shown in FIGS. 1 to 4, the cover 60 covers the brake member 20 in the accommodating portion 111a so that the brake member 20 is secured in the accommodating portion 111a, and the cover 60 is coupled to the bottom of the case 300. The cover 60 includes a cover through hole 61, and the lift shaft 30 and the fixed tube 43 pass through the cover through hole 61 so that the lift shaft 30 can pass through the cover 60 to connect the control wire 210.

When the user needs to brake the brake wheel set 1, as shown in FIG. 1, FIG. 3 and FIG. 5, the user can press the control member 200, so that the control line 210 controls the lifting elastic piece 31 to drive the lifting shaft 30 along The moving direction C rises and drives the main body 21 to rise together with the two first brake levers 22; when the two first brake levers 22 rise and pass through the two communication holes 46 and push against the push-up piece 45, the pressing piece 45 is pushed. It will also rise, and the arc surface of the pushing piece 45 will clamp the plurality of balls 44 together with the top case 41, so that the plurality of balls 44 will not be able to rotate, so that the rolling direction of the wheel 13 cannot be changed, that is, the brake The member 20 can cooperate with the structure of the ball disc 40 to prevent the wheel 13 from rotating in the direction corresponding to the X-axis to cause braking. In addition, when the lifting shaft 30 rises along the moving direction C, the main body 21 and the second brake lever 23 are also lifted together, so that the second brake lever 23 leaves the recessed portion 132 and enters any of the locking grooves 133; The second brake lever 23 and the any retaining slot 133 are mutually locked, so that the second axle 23 can block the rolling of the wheel 13; thereby, the rolling direction of the wheel 13 cannot be changed and the rolling cannot be continued, and the braking effect is completed. That is to say, the brake member 20 can prevent the wheel 13 from rolling in the direction corresponding to the Y-axis and causing the brake.

When the user needs to release the brake of the brake wheel set 1, as shown in FIG. 1, FIG. 3 and FIG. 4, the user can operate the control line 210 to control the lifting elastic piece 31 to drive the lifting shaft 30 to descend along the moving direction B. At the same time, the elastic member 50 pushes the main body 21 downward by the elastic force to lower the main body 21 and the two first brake rods 22 together, so that the two first brake rods 22 do not pass through the two communication holes 46 and The pushing piece 45 is not pushed; thereby, the pushing piece 45 and the top case 41 do not sandwich the plurality of balls 44, and the plurality of balls 44 can be freely located in the hollow area between the top case 41 and the bottom case 42. Rolling, so that the rolling direction of the wheel 13 can be changed in accordance with the rolling of the ball 44. In addition, when the lifting shaft 30 descends along the moving direction B and drives the main body 21 and the second brake lever 23 to descend together, the second brake lever 23 will disengage from any of the fastening slots 133 and enter the recessed portion 132; When the brake lever 23 is located within the recessed portion 132, the second brake lever 23 does not touch any of the retaining slots 133, and thus does not affect the plurality of retaining slots 133 and the rotation of the wheel, the brake wheel set 1 can be braked. The brakes can be lifted smoothly.

With the design of the brake-type wheel set 1 of the present invention, the user can easily operate the brake-type wheel set 1 to jam the ball disk and the wheel, so that the rolling direction of the wheel cannot be changed or scrolled continuously, and the stability is completed. The effect of the brakes.

It should be noted that the above is only an embodiment, and is not limited to the embodiment. For example, those who do not deviate from the basic structure of this new model shall be the scope of rights claimed in this patent, and shall be subject to the scope of patent application.

1‧‧‧煞车轮轮
10‧‧‧wheel structure
11‧‧‧Connecting parts
111‧‧‧ accommodating shell
111a‧‧‧ accommodating area
112‧‧‧through holes
12‧‧‧ shaft
13‧‧‧ Wheels
131‧‧‧Rings
132‧‧‧Depression
133‧‧‧卡固槽
134‧‧‧ wheel body
20‧‧‧煞车件
21‧‧‧ Subject
22‧‧‧First car lever
23‧‧‧Second brake lever
30‧‧‧ Lifting shaft
31‧‧‧ Lifting shrapnel
40‧‧‧Bead plate
41‧‧‧ top housing
42‧‧‧ bottom shell
43‧‧‧Fixed tube
44‧‧‧ balls
45‧‧‧Rejection
46‧‧‧Connected holes
50‧‧‧Flexible parts
60‧‧‧ cover
61‧‧‧ cover perforation
100‧‧‧Luggage
200‧‧‧Controls
210‧‧‧Control line
300‧‧‧ cabinet
AA‧‧‧ hatching
B, C‧‧‧ moving direction

1 is a schematic view of a luggage case of one embodiment of the present invention. 2 is a schematic view of a brake wheel set of one embodiment of the present invention. 3 is an exploded perspective view of a brake wheel set of one embodiment of the present invention. 4 is a cross-sectional view of a wheelable wheel set along section line AA of FIG. 2, in accordance with an embodiment of the present invention. Figure 5 is a cross-sectional view of the steerable wheel set as the lifting axis of the section line AA shown in Figure 2 rises in accordance with one embodiment of the present invention.

Claims (10)

A brake-type wheel set for use in a trunk, the brake-type wheel set comprising: a runner structure comprising: a connecting member comprising a receiving case, the receiving case forming a receiving area; a rotating shaft; and at least a wheel connected to the rotating shaft; a brake member located in the receiving area, the brake member comprising: a main body; and at least one first brake lever connecting the main body; a lifting shaft connecting the main body; and a ball disc located at Above the brake member, the ball disc comprises: a top housing; a bottom housing; a plurality of balls located between the top housing and the bottom housing; a pusher piece located at the top housing and the bottom housing Between the bodies and under the plurality of balls; and at least one communication hole is disposed in the bottom casing, and the at least one first brake rod extends into the at least one communication hole. The brake wheel set according to claim 1, wherein the lifting shaft rises and drives the main body and the at least one first brake lever to rise together, so that the at least one first brake lever passes through the at least one The push plate and the top case sandwich the plurality of balls when a communication hole is pushed and pushed against the push piece. The brake wheel set according to claim 2, wherein the lifting shaft is lowered, and the main body and the at least one first brake lever are lowered together, so that the at least one first brake lever does not pass through When the at least one communication hole does not push against the pushing piece, the pushing piece and the top case do not clamp the plurality of balls, and the plurality of balls can roll between the top case and the bottom case. The slidable wheel set according to claim 3, wherein the accommodating case further comprises a continuous perforation, the through hole communicating with the accommodating area. The brake wheel set of claim 4, wherein the at least one wheel further comprises a recessed portion and a plurality of retaining slots; the recessed portion is located at the annular member and faces the through hole; the plurality of cards A groove surrounds the ring. The brake wheel set of claim 5, wherein the brake component further comprises at least one second brake lever, the at least one second brake lever is coupled to the main body, and the at least one second brake lever is located at the The through hole extends into the recess. The brake wheel set according to claim 6, wherein the lifting shaft is raised and the main body and the at least one second brake lever are raised together, so that the at least one second brake lever is separated from the recessed portion. When entering any of the retaining slots, the at least one second brake lever and the one of the retaining slots are mutually locked. The brake wheel set according to claim 7, wherein the at least one second brake lever is disengaged when the lifting shaft is lowered and the main body and the at least one second brake lever are lowered together The groove is fixed and enters the recess. The brake wheel set of claim 8 further comprising at least one elastic member, the at least one elastic member connecting the at least one first brake lever and the at least one communication hole. The brake wheel set according to claim 9, further comprising a cover covering the brake member in the receiving area.