TWI857601B - Luggage compartment with brake structure - Google Patents

Abstract

The present invention provides a luggage case with a brake structure, which includes a luggage case and a brake structure. The brake structure is movably arranged on a sleeve portion of the luggage case. The brake structure includes a pressing unit, a positioning unit and a supporting unit. Thus, force can be applied to the pressing unit to make the positioning unit push out the supporting unit, and then the supporting unit is used as a brake effect to make the luggage case stably placed on the ground, or force can be applied to the pressing unit to make the positioning unit retract the supporting unit to release the brake, so as to facilitate the carrying of the luggage case and make the luggage case more practical.

Description

Luggage compartment with brake structure

The present invention provides a luggage case with a brake structure, in particular a luggage case with a brake structure that can brake to place the luggage case firmly on the ground, or release the brake to facilitate carrying.

Generally, suitcases are equipped with wheels at the bottom to facilitate carrying.

However, when the suitcase is no longer moved and is placed on the ground, the wheels often do not have a braking effect, causing the suitcase to slide due to the wheels, making it impossible to place the suitcase stably on the ground.

In view of the above-mentioned prior art, the inventor has developed a suitcase with a brake structure, which is expected to have a braking effect to place the suitcase firmly on the ground, or release the brake to facilitate the carrying of the suitcase, so that the suitcase can achieve better practicality.

To achieve the above-mentioned and other purposes, the present invention provides a luggage case with a brake structure, which includes: a luggage case and a brake structure. The luggage case includes a seat, a retractable armrest and a accommodating unit, the retractable armrest is movably disposed on the seat, the accommodating unit is disposed on the seat, a plurality of wheels are disposed at the bottom of the seat, and the seat is provided with a sleeve portion, and a limiting unit is disposed at the inner edge of the sleeve portion; the brake structure is movably disposed on the sleeve portion, the brake structure includes a pressing unit, a positioning unit and a supporting unit, the pressing unit is located at the top of the sleeve portion, the supporting unit is located at the bottom of the sleeve portion, the positioning unit is disposed between the pressing unit and the supporting unit, and the positioning unit and the limiting unit movably interfere with each other.

In the luggage box with a brake structure, the limiting unit is provided with a plurality of protrusions, one end of each of the protrusions is provided with an inclined surface, and a first guide groove, a second guide groove, a first sliding groove, a second sliding groove, a first limiting recess and a second limiting recess are formed between the protrusions. The first guide groove is provided on one side of the inner edge of the sleeve portion, and the second guide groove is provided on the other side of the inner edge of the sleeve portion. The first guide groove and the second guide groove extend from the top of the sleeve portion to the bottom of the sleeve portion, respectively. The first sliding groove and the second sliding groove are provided on both sides adjacent to the first guide groove, respectively. The first limiting recess and the second limiting recess are provided on both sides adjacent to the second guide groove, respectively.

In the above-mentioned luggage box with a brake structure, the pressing unit is provided with a force-applying part, a guide rod and at least two guide parts, the force-applying part is provided at the top of the guide rod, the guide parts are respectively provided at both sides of the guide rod, and the guide parts are respectively movably provided in the first guide groove and the second guide groove.

In the above-mentioned suitcase with brake structure, the positioning unit is provided with an umbrella gear, a push piece, a positioning piece, a sleeve, a first elastic element and a second elastic element. The umbrella gear is provided at the bottom of the pressing unit, the push piece is provided at the top of the abutting unit, the positioning piece is movably provided between the umbrella gear and the push piece, the sleeve is provided at the bottom of the sleeve part, the abutting unit is movably provided through the sleeve, the two ends of the first elastic element respectively abut the umbrella gear and the push piece, the second elastic element is sleeved on the abutting unit, and the two ends of the second elastic element respectively abut the push piece and the sleeve.

In the above-mentioned suitcase with a brake structure, a plurality of slide blocks are provided on the outer edge of the umbrella gear, and the slide blocks are respectively and movably provided in the first guide groove, the second guide groove, the first slide groove, the second slide groove, the first limiting recess and the second limiting recess.

In the above-mentioned luggage box with brake structure, a guide rail is provided on both sides of the push member, a convex column is provided on the top of the push member, the guide rails are movably arranged in the first guide groove and the second guide groove, one end of the first elastic element is pressed against the umbrella gear, and the other end of the first elastic element is sleeved on the convex column.

In the above-mentioned luggage box with brake structure, a penetration portion is provided at the center of the positioning member, the first elastic element is penetrated in the penetration portion, and at least three positioning guide protrusions are provided on the outer edge of the positioning member, one end of each of the positioning guide protrusions is provided with a guiding inclined surface, and the umbrella gear cooperates with the guiding inclined surfaces to push the positioning member to rotate, so that at least two positioning guide protrusions are respectively limited by their guiding inclined surfaces in the first limiting recess and the second limiting recess, or the positioning guide protrusions are respectively located in the second guide groove, the first slide groove and the second slide groove.

In the above-mentioned luggage case with a brake structure, the outer edge of the ring is provided with at least two first fixing parts and at least two second fixing parts, the first fixing parts are respectively embedded in the first guide groove and the second guide groove, and the second fixing parts are respectively locked to the bottom of the sleeve part with a fixing element.

In the above-mentioned suitcase with brake structure, the abutment unit is provided with a rod and a pressure seat, the positioning unit is provided on the rod, and the rod is combined with the pressure seat by a bolt.

In the above-mentioned luggage box with brake structure, a sleeve portion is provided on the top of the pressure seat, the inner diameter of the sleeve portion is larger than the outer diameter of the rod body, and a friction surface is provided on the bottom of the pressure seat.

Thus, the luggage box with a brake structure of the present invention can apply force to the pressing unit to make the positioning unit push out the abutting unit, and then use the abutting unit as a brake to make the luggage box stably placed on the ground, or apply force to the pressing unit to make the positioning unit retract the abutting unit to release the brake, so as to facilitate the carrying of the luggage box, and make the luggage box achieve the purpose of better practicality.

1: Suitcase

11: Seat

12: Retractable armrests

121: Supporting part

13: Storage unit

14: Wheel body

15: Sleeve part

16: Restricted unit

161: protrusion

162: Slope

163: First guide groove

164: Second guide groove

165: First chute

166: Second chute

167: First limiting recess

168: Second limiting recess

2: Brake structure

21: Press unit

211: Force application part

212: Guide rod

213: Guidance Department

22: Positioning unit

221: Umbrella gear

2211: Slider

222: Push piece

2221:Guide rails

2222: convex column

223: Positioning piece

2231:Department of Installation

2232:Guide bump

224: Ring

2241: First fixed part

2242: Second fixed part

2243:Fixed element

225: First elastic element

226: Second elastic element

23: Backing unit

231: Rod

232: Pressure seat

233: Bolt

234: socket part

235: Friction surface

[Figure 1] is a schematic diagram of the appearance of the first embodiment of the present invention.

[Figure 2] is a schematic diagram of the first embodiment of the present invention.

[Figure 3] is a schematic diagram of the first embodiment of the present invention in use.

[Figure 4] is the second schematic diagram of the usage status of the first embodiment of the present invention.

[Figure 5] is a schematic diagram of the appearance of the second embodiment of the present invention.

In order to fully understand the purpose, features and effects of the present invention, the present invention is described in detail through the following specific embodiments and the attached drawings. The description is as follows: Please refer to Figures 1 to 4, which are the luggage box with a brake structure of the present invention. The luggage box with a brake structure includes a luggage box 1 and a brake structure 2.

The suitcase 1 includes a seat 11, a retractable armrest 12 and a accommodating unit 13. The retractable armrest 12 is movably disposed on the seat 11. The accommodating unit 13 is disposed on the seat 11. A plurality of wheels 14 are disposed at the bottom of the seat 11. The seat 11 is provided with a sleeve portion 15. A limiting unit 16 is disposed at the inner edge of the sleeve portion 15.

The brake structure 2 is movably provided with the sleeve portion 15. The brake structure 2 includes a pressing unit 21, a positioning unit 22 and a supporting unit 23. The pressing unit 21 is located at the top of the sleeve portion 15, the supporting unit 23 is located at the bottom of the sleeve portion 15, the positioning unit 22 is provided between the pressing unit 21 and the supporting unit 23, and the positioning unit 22 and the limiting unit 16 are movably interfered with each other.

When the suitcase 1 is to be placed, force can be applied to the pressing unit 21, so that the pressing unit 21 cooperates with the positioning unit 22 to push out the abutting unit 23, and then the abutting unit 23 abuts against the ground as a brake, so that the suitcase 1 is stably placed on the ground. When the suitcase 1 is to be carried, force can be applied to the pressing unit 21, so that the pressing unit 21 cooperates with the positioning unit 22 to retract the abutting unit 23, to release the brake formed by the abutting unit 23, so as to facilitate the carrying of the suitcase 1, and make the suitcase achieve the purpose of better practicality.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, the limiting unit 16 is provided with a plurality of protrusions 161, one end of each of the protrusions 161 is provided with an inclined surface 162, and a first guide groove 163, a second guide groove 164, a first slide groove 165, a second slide groove 166, a first limiting recess 167 and a second limiting recess 168 are formed between the protrusions 161, and the first guide groove 163 is provided on the sleeve portion 15. The first guide groove 163 and the second guide groove 164 are respectively extended from the top of the sleeve portion 15 to the bottom of the sleeve portion 15. The first slide groove 165 and the second slide groove 166 are respectively arranged on both sides adjacent to the first guide groove 163. The first limiting recess 167 and the second limiting recess 168 are respectively arranged on both sides adjacent to the second guide groove 164. In this way, force can be applied to the pressing unit 21, so that the pressing unit 21 pushes the positioning unit 22 to rotate, so that the positioning unit 22 is limited to the first limiting recess 167 and the second limiting recess 168 and the abutting unit 23 is pushed out, and then the abutting unit 23 is abutted against the ground as a braking effect, so that the suitcase 1 is stably placed on the ground; or force can be applied to the pressing unit 21, so that the pressing unit 21 pushes the positioning unit 22 to rotate, so that the positioning unit 22 is respectively located in the second guide groove 164, the first slide groove 165 and the second slide groove 166 and the abutting unit 23 is retracted to release the brake formed by the abutting unit 23, so as to facilitate the carrying of the suitcase 1 and make the suitcase achieve better practicality.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, the pressing unit 21 is provided with a force-applying portion 211, a guide rod 212 and at least two guide portions 213, the force-applying portion 211 is provided at the top of the guide rod 212, the guide portions 213 are respectively provided at both sides of the guide rod 212, and the guide portions 213 are respectively movably provided in the first guide groove 163 and the second guide groove 164. In this way, force can be applied to the force applying portion 211, so that the guide portions 213 of the guide rod 212 cooperate with the first guide groove 163 and the second guide groove 164, so that the pressing unit 21 moves up and down in the sleeve portion 15, so that the pressing unit 21 pushes the positioning unit 22 to rotate, so that the positioning unit 22 is limited to the first limiting recess 167 and the second limiting recess 168 to push out the abutting unit 23, and then the abutting unit 23 is used to abut against the ground. The surface acts as a brake, so that the suitcase 1 is stably placed on the ground; or a force can be applied to the pressing unit 21, so that the pressing unit 21 pushes the positioning unit 22 to rotate, so that the positioning unit 22 is respectively located in the second guide groove 164, the first slide groove 165 and the second slide groove 166 to retract the abutting unit 23 to release the brake formed by the abutting unit 23, so as to facilitate the carrying of the suitcase 1 and make the suitcase achieve the purpose of better practicality.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, the positioning unit 22 is provided with an umbrella gear 221, a push member 222, a positioning member 223, a set ring 224, a first elastic element 225 and a second elastic element 226. The umbrella gear 221 is provided at the bottom of the pressing unit 21, the push member 222 is provided at the top of the abutting unit 23, and the positioning member 223 is movably provided at the umbrella gear 221. 1 and the push piece 222, the sleeve ring 224 is arranged at the bottom of the sleeve portion 15, the abutting unit 23 is movably arranged on the sleeve ring 224, the two ends of the first elastic element 225 abut against the umbrella gear 221 and the push piece 222 respectively, the second elastic element 226 is sleeved on the abutting unit 23, and the two ends of the second elastic element 226 abut against the push piece 222 and the sleeve ring 224 respectively.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, a plurality of slide blocks 2211 are provided on the outer edge of the umbrella gear 221, and the slide blocks 2211 are respectively movably provided in the first guide groove 163, the second guide groove 164, the first slide groove 165, the second slide groove 166, the first limit recess 167 and the second limit recess 168; a guide rail 2221 is provided on both sides of the push member 222, and the push member 222 is provided with a plurality of slide blocks 2211. A convex column 2222 is provided at the top, and the guide rails 2221 are respectively movably provided in the first guide groove 163 and the second guide groove 164. One end of the first elastic element 225 abuts against the umbrella gear 221, and the other end of the first elastic element 225 is sleeved on the convex column 2222; a penetration portion 2231 is provided at the center of the positioning member 223, and the first elastic element 225 is penetrated in the penetration portion 2231, and the positioning member 22 3 is provided with at least three positioning guide protrusions 2232, one end of each of the positioning guide protrusions 2232 is provided with a guiding slope 2233, the umbrella gear 221 cooperates with the guiding slopes 2233 to push the positioning member 223 to rotate, so that at least two positioning guide protrusions 2232 are respectively limited by their guiding slopes 2233 to the first limiting recess 167 and the second limiting recess 168, or the positioning guide protrusions 2232 are respectively located in the second guide groove 164, the first slide groove 165 and the second slide groove 166; the outer edge of the ring 224 is provided with at least two first fixing parts 2241 and at least two second fixing parts 2242, the first fixing parts 2241 are respectively embedded in the first guide groove 163 and the second guide groove 164, and the second fixing parts 2242 are respectively locked to the bottom of the sleeve part 15 with a fixing element 2243.

Based on the above-mentioned embodiment, when the suitcase 1 is to be placed, force can be applied to the force-applying portion 211 of the pressing unit 21, so that the guide portions 213 of the guide rod 212 cooperate with the first guide groove 163 and the second guide groove 164, so that the pressing unit 21 moves downward on the sleeve portion 15, and at the same time, the guide rod 212 of the pressing unit 21 drives the umbrella gear 221, so that the umbrella gear 221 moves downward with each of the slide blocks 2211 in the first guide groove 163, the second guide groove 164, the first slide groove 165, the second slide groove 166, the first limiting recess 167 and the second limiting recess 168, so that the umbrella gear 221 cooperates with the guide slopes 2233 to push the positioning member 223 to rotate. The guiding inclined surfaces 2233 of the positioning guide protrusions 2232 are respectively corresponding to the inclined surfaces 162 of the protrusions 161, so that at least two positioning guide protrusions 2232 are respectively limited by their guiding inclined surfaces 2233 in the first limiting recess 167 and the second limiting recess 168, and the first elastic element 225 is compressed, and at the same time, the positioning member 223 pushes the push member 222 downward, and compresses the second elastic element 226, so that the push member 222 pushes and positions the abutting unit 23 downward in the first guide groove 163 and the second guide groove 164 with each guide rail 2221, and then the abutting unit 23 is abutted against the ground as a braking effect, so that the suitcase 1 is stably set on the ground.

When the suitcase 1 is to be carried, force can be applied to the force-applying portion 211 of the pressing unit 21, so that the guide portions 213 of the guide rod 212 cooperate with the first guide groove 163 and the second guide groove 164, so that the pressing unit 21 moves downward in the sleeve portion 15, and at the same time, the guide rod 212 of the pressing unit 21 drives the umbrella gear 221, so that the umbrella The gear 221 moves downwardly through the first guide groove 163, the second guide groove 164, the first slide groove 165, the second slide groove 166, the first position-limiting recess 167 and the second position-limiting recess 168 with each of the slide blocks 2211, so that the umbrella gear 221 cooperates with the guide slopes 2233 to push the positioning member 223 to rotate, so that the positioning guides The guide slopes 2233 of the protrusion 2232 correspond to the slopes 162 of the protrusions 161, so that the positioning guide protrusions 2232 are respectively rotated and displaced and limited in the second guide groove 164, the first slide groove 165 and the second slide groove 166, and the first elastic element 225 and the positioning member 223 are released. Since the positioning member 223 no longer pushes against the push member 222, the push member 222 moves upward in the first guide groove 163 and the second guide groove 164 with the guide rails 2221, and the second elastic element 226 is released, so that the push member 222 retracts the abutting unit 23 upward to release the brake formed by the abutting unit 23, so as to facilitate the carrying of the suitcase 1.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, the supporting unit 23 is provided with a rod 231 and a pressure seat 232, the push member 222 of the positioning unit 22 is provided on the rod 231, the rod 231 is combined with the pressure seat 232 by a bolt 233, the top of the pressure seat 232 is provided with a sleeve portion 234, the inner diameter of the sleeve portion 234 is larger than the outer diameter of the rod 231, and the bottom of the pressure seat 232 is provided with a friction surface 235. In this way, the positioning member 223 can push the push member 222 downward, so that the push member 222 can simultaneously push the rod 231 and the pressure seat 232 downward, and then use the friction surface 235 of the pressure seat 232 to press against the ground as a braking effect; and because the inner diameter of the sleeve 234 is larger than the outer diameter of the rod 231, the pressure seat 232 can form a buffering effect with the sleeve 234 and the rod 231, so that the suitcase 1 can be stably placed on the ground.

When the push member 222 moves upward, the push member 222 pulls the rod 231 and the pressure seat 232 upward, thereby retracting the abutment unit 23 to release the brake formed by the abutment unit 23, so as to facilitate the carrying of the suitcase 1.

Please refer to FIG. 5. In addition to the above-mentioned embodiment, in one embodiment of the present invention, the length of the guide rod 212 of the pressing unit 21 can also be extended according to the size of the suitcase 1. When the suitcase 1 is to be carried, force is applied to the pressing unit 21 so that the pressing unit 21 cooperates with the positioning unit 22 to retract the abutting unit 23 to release the brake formed by the abutting unit 23, so as to facilitate the carrying of the suitcase 1 and achieve the purpose of better practicality of the suitcase.

In addition to the above-mentioned embodiments, in one embodiment of the present invention, the telescopic handrail 12 is provided with a supporting portion 121, so that the guide rod 212 is inserted into the supporting portion 121 to support the guide rod 212 after the length is extended, and at the same time stabilize the movement stroke of the guide rod 212, so as to achieve a better operation effect.

The invention has been disclosed in the above text with a preferred embodiment, but those familiar with the art should understand that the embodiment is only used to describe the invention and should not be interpreted as limiting the scope of the invention. It should be noted that all changes and substitutions equivalent to the embodiment should be included in the scope of the invention. Therefore, the scope of protection of the invention shall be based on the scope defined by the patent application.

1: Suitcase

11: Seat

12: Retractable armrests

13: Storage unit

14: Wheel body

15: Sleeve part

16: Restricted unit

161: protrusion

162: Slope

163: First guide groove

164: Second guide groove

165: First chute

166: Second chute

167: First limiting recess

168: Second limiting recess

2: Brake structure

21: Press unit

211: Force application part

212: Guide rod

213: Guidance Department

22: Positioning unit

221: Umbrella gear

2211: Slider

222: Push piece

2221:Guide rails

2222: convex column

223: Positioning piece

2231:Department of Installation

2232:Guide bump

224: Ring

2241: First fixed part

2242: Second fixed part

2243:Fixed element

225: First elastic element

226: Second elastic element

23: Backing unit

231: Rod

232: Pressure seat

233: Bolt

234: socket part

235: Friction surface

Claims (9)

A luggage case with a brake structure comprises: a luggage case comprising a seat, a telescopic armrest and a accommodating unit, wherein the telescopic armrest is movably arranged on the seat, the accommodating unit is arranged on the seat, a plurality of wheel bodies are arranged at the bottom of the seat, and the seat is provided with a sleeve portion, and a limiting unit is arranged at the inner edge of the sleeve portion, wherein the limiting unit is provided with a plurality of protrusions, one end of each of the protrusions is provided with an inclined surface, and a first guide groove, a second guide groove, a first sliding groove, a second sliding groove, a first limiting recess and a second limiting recess are formed between the protrusions, the first guide groove is arranged on one side of the inner edge of the sleeve portion, and the second guide groove is arranged on the sleeve portion. On the other side of the inner edge of the barrel, the first guide groove and the second guide groove extend from the top of the sleeve to the bottom of the sleeve, respectively, the first slide groove and the second slide groove are respectively arranged on both sides adjacent to the first guide groove, and the first limiting recess and the second limiting recess are respectively arranged on both sides adjacent to the second guide groove; and a brake structure, which is movably arranged on the sleeve, the brake structure includes a pressing unit, a positioning unit and a supporting unit, the pressing unit is located at the top of the sleeve, the supporting unit is located at the bottom of the sleeve, the positioning unit is arranged between the pressing unit and the supporting unit, and the positioning unit and the limiting unit movably interfere with each other. The luggage box with a brake structure as described in claim 1, wherein the pressing unit is provided with a force-applying part, a guide rod and at least two guide parts, the force-applying part is provided at the top of the guide rod, the guide parts are provided at both sides of the guide rod, and the guide parts are movably provided in the first guide groove and the second guide groove. The luggage case with a brake structure as described in claim 1, wherein the positioning unit is provided with an umbrella gear, a push piece, a positioning piece, a sleeve, a first elastic element and a second elastic element, the umbrella gear is provided at the bottom of the pressing unit, the push piece is provided at the top of the abutting unit, the positioning piece is movably provided between the umbrella gear and the push piece, the sleeve is provided at the bottom of the sleeve portion, the abutting unit is movably provided through the sleeve, the two ends of the first elastic element respectively abut the umbrella gear and the push piece, the second elastic element is sleeved on the abutting unit, and the two ends of the second elastic element respectively abut the push piece and the sleeve. As described in claim 3, the luggage case with a brake structure has a plurality of sliders on the outer edge of the umbrella gear, and the sliders are respectively and movably arranged in the first guide groove, the second guide groove, the first slide groove, the second slide groove, the first limiting recess and the second limiting recess. As described in claim 3, the luggage box with a brake structure has a guide rail on each side of the push member, a convex column on the top of the push member, the guide rails are movably disposed in the first guide groove and the second guide groove, one end of the first elastic element abuts against the umbrella gear, and the other end of the first elastic element is sleeved on the convex column. As described in claim 3, the luggage box with a brake structure, wherein a penetration portion is provided at the center of the positioning member, the first elastic element is penetrated in the penetration portion, and at least three positioning guide protrusions are provided on the outer edge of the positioning member, one end of each of the positioning guide protrusions is provided with a guiding slope, and the umbrella gear cooperates with the guiding slopes to push the positioning member to rotate, so that at least two positioning guide protrusions are respectively limited by their guiding slopes in the first limiting recess and the second limiting recess, or the positioning guide protrusions are respectively located in the second guide groove, the first slide groove and the second slide groove. As described in claim 3, the luggage case with a brake structure, wherein the outer edge of the ring is provided with at least two first fixing parts and at least two second fixing parts, the first fixing parts are respectively embedded in the first guide groove and the second guide groove, and the second fixing parts are respectively locked to the bottom of the sleeve part with a fixing element. As described in claim 1, the luggage box with a brake structure, wherein the abutment unit is provided with a rod and a pressure seat, the positioning unit is provided on the rod, and the rod is combined with the pressure seat by a bolt. As described in claim 8, the luggage box with a brake structure has a sleeve portion at the top of the pressure seat, the inner diameter of the sleeve portion is larger than the outer diameter of the rod, and the bottom of the pressure seat has a friction surface.

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