CN210591211U - Brake structure of case roller - Google Patents
Brake structure of case roller Download PDFInfo
- Publication number
- CN210591211U CN210591211U CN201921039066.6U CN201921039066U CN210591211U CN 210591211 U CN210591211 U CN 210591211U CN 201921039066 U CN201921039066 U CN 201921039066U CN 210591211 U CN210591211 U CN 210591211U
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- Prior art keywords
- brake
- pin
- roller
- shell
- pressing sheet
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The utility model discloses a braking structure of luggage roller, which comprises a button mechanism, a braking wire component and a roller mounting mechanism; the button mechanism comprises a shell, a pressing sheet and an elastic positioning component; the middle part of the pressing sheet is hinged in the shell and is provided with a lower pressing position and an upper pulling position; the elastic positioning component is arranged between the pressing sheet and the shell; the roller mounting mechanism comprises a bottom shell, a brake pin and a reset piece; the brake pin is arranged in the bottom shell and is provided with a brake position and a non-brake position; the reset piece is arranged between the brake pin and the bottom shell; the lower end of the bottom shell is provided with a mounting position for mounting the roller, and the roller is provided with a brake hole for inserting the brake pin; the upper end of the brake line assembly is connected to the end of the pressing sheet, the lower end of the brake line assembly is located in the bottom shell and corresponds to the brake pin, and the brake pin can be pushed to a brake position after moving downwards. The utility model discloses can enough play effectual brake braking effect, but also can avoid long-time use to lead to the brake effect to weaken or the problem that disappears.
Description
Technical Field
The utility model relates to a brake structure, more specifically relate to a brake structure of case and bag gyro wheel.
Background
Along with the high-speed flourishing of traffic, the number of times of people's trip increases day by day, and various bags become one kind and carry personal articles such as personal article and clothes and be indispensable, and along with the continuous improvement of people's life and consumption level, have proposed higher requirement to outward appearance, structure and performance etc. of case and bag, current common case and bag still often still can be equipped with pull rod and gyro wheel except that the box, pull the box through the pull rod and make luggage roll under the effect of gyro wheel and move ahead to people's physical power has been saved, the transportation of luggage has been made things convenient for. However, because the universal wheels are flexible to rotate, when the luggage is placed on the original place, the luggage can rotate or slide only when a person touches or is on uneven ground, and the luggage is not stably placed.
Therefore, the prior art designs a friction plate type brake structure, i.e. friction force is generated between the friction plate and the roller to prevent the roller from freely rotating. The universal wheel brake mechanism has the following technical defects: when the luggage is flatly placed, the luggage is not pushed by external force, the friction force between the friction plates and the rollers can prevent the luggage from sliding, when the luggage is obliquely placed or the luggage is placed on an inclined floor, particularly in rainy days, water is on the rollers, the friction plates and the rollers are easy to slip, the component force of the gravity of the luggage can still enable the luggage to slide, and the braking effect is poor; on the other hand, under long-time use, the frictional force between friction disc and the gyro wheel can reduce, leads to the braking effect to descend, can lead to the brake to become invalid even.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a brake structure of case and bag gyro wheel can enough play effectual brake braking effect, but also can avoid long-time the use problem that leads to the brake effect to weaken or disappear.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a brake structure of case and bag gyro wheel, characterized by: the brake cable assembly comprises a button mechanism, a brake cable assembly and a roller mounting mechanism;
the button mechanism comprises a shell, a pressing sheet and an elastic positioning assembly; the middle part of the pressing sheet is hinged in the shell and can rotate in the shell to form a lower pressing position and an upper pulling position; the elastic positioning assembly is arranged between the pressing sheet and the shell and keeps the pressing sheet in a lower pressing position or an upper pulling position;
the roller mounting mechanism comprises a bottom shell, a brake pin and a reset piece; the brake pin is arranged in the bottom shell and can move in the bottom shell to form a brake position and a non-brake position; the reset piece is arranged between the brake pin and the bottom shell and generates thrust towards the non-braking position to the brake pin; the lower end of the bottom shell is provided with an installation position for installing the roller, and the roller is provided with a brake hole for inserting a brake pin in a brake position state;
the upper end of the brake line assembly is connected to the end part of the pressing sheet and moves up and down along with the rotation of the pressing sheet, and the lower end of the brake line assembly is located in the bottom shell and corresponds to the brake pin and can push the brake pin to the brake space after moving down.
Preferably, the elastic positioning assembly comprises a first spring, a positioning pin and an elastic sheet;
the lower surface of the pressing sheet is provided with a first positioning groove for inserting the positioning pin, and the first spring is arranged between the first positioning groove and the positioning pin so as to generate a thrust force towards the outside of the first positioning groove for the positioning pin;
the inner wall of the shell is provided with a second positioning groove, the elastic piece is arranged in the second positioning groove in a deformation state with the middle bent upwards, and the end part of the positioning pin is abutted against the elastic piece.
Preferably, the brake cable assembly comprises a steel wire rope and a connecting sliding plate connected to the upper end of the steel wire rope; the shell is internally provided with a sliding chute for the sliding fit of the connecting sliding plate, and the connecting sliding plate is connected with the pressing sheet.
Preferably, the connecting sliding plate is provided with a plurality of connecting columns for connecting the steel wire ropes.
Preferably, the brake cable assembly further comprises a push rod connected to the lower end of the steel wire rope, and an elastic pushing member is arranged between the push rod and the bottom shell to generate a downward pushing force on the push rod.
Preferably, a guide sleeve is arranged in the bottom shell, and the push rod is matched in the guide sleeve.
Preferably, the lower end of the push rod and one end of the brake pin, which is back to the roller, are both obliquely arranged.
Preferably, the braking holes on the roller are provided with a plurality of braking holes and are uniformly distributed around the center of the roller in a circumferential manner.
Preferably, the lower extreme of casing and the upper end of drain pan all are provided with the protective sheath that supplies the wire rope subassembly to stretch into.
The utility model has the advantages that: the brake cable assembly can be driven to move up and down by pressing the button mechanism, so that the brake pin is driven to switch between a brake position and a non-brake position, an effective brake effect is achieved on the roller, and the brake is convenient; under the brake state, the brake pin disect insertion is downthehole to the brake of gyro wheel, need not promptly through friction braking, and braking is effectual, stable.
Drawings
FIG. 1 is a cross-sectional view of a braking structure of the luggage roller provided in this embodiment;
FIG. 2 is a cross-sectional view of the push button mechanism provided in the present embodiment;
FIG. 3 is a cross-sectional view of the roller mounting mechanism provided in the present embodiment;
FIG. 4 is a schematic view of the brake pin inside the bottom housing.
Detailed Description
The braking structure of the luggage roller of the present invention will be further described with reference to fig. 1 to 4.
The utility model provides a brake structure of case and bag gyro wheel, characterized by: the brake cable comprises a button mechanism 1, a brake cable component 2 and a roller mounting mechanism 3;
the button mechanism 1 comprises a shell 13, a pressing sheet 11 and an elastic positioning component 12; the middle part of the pressing sheet 11 is hinged in the shell 13 through a pin shaft and can rotate in the shell 13 to form a lower pressing position and an upper pulling position, and the pressing sheet is positioned at the upper opening of the shell 13 and is convenient for a user to press; the elastic positioning component 12 is arranged between the pressing sheet 11 and the shell 13 and keeps the pressing sheet 11 at a lower pressing position or an upper pulling position under a natural state;
the roller mounting mechanism 3 comprises a bottom shell 31, a brake pin 33 and a resetting piece 34; the brake pin 33 is installed in a transverse slot 311 inside the bottom case 31, two ends of the transverse slot penetrate through two side walls of the bottom case 31, and the brake pin 33 is movable in the transverse slot and has a braking position and a non-braking position, when the brake pin 33 is in the braking position, an end of the brake pin 33 facing the roller 5 is located outside the bottom case 31; the reset member 24 is disposed between the brake pin 33 and the bottom shell 31, and generates a pushing force towards the non-braking position on the brake pin 33, in this embodiment, the reset member 34 is a spring, one end of the spring abuts against the inner wall 312 of the bottom shell 31, and the other end abuts against the step 331 of the outer wall of the brake pin 33; the lower end of the bottom shell 31 is provided with a mounting position for mounting the roller, the mounting position is a mounting hole, and the roller is provided with a braking hole 51 for inserting the braking pin 33 in a braking position state;
the upper end of the brake cable assembly 2 is connected to the end of the pressing plate 11 and moves up and down along with the rotation of the pressing plate 11, and the lower end is located in the bottom case 31 and corresponds to the brake pin 33, and the brake pin 33 can be pushed to a brake space after moving down.
The working principle of the embodiment is as follows: the shell 13 is arranged at the top of the case through bolts, the bottom shell 31 is arranged at the bottom of the case through bolts, and the brake cable assembly 2 is buried in the wall of the case; in a natural state, the elastic positioning component 12 positions the pressing piece 11 at the upward pulling position, and pulls the brake cable component 2 upward, so that the lower end of the brake cable component is separated from the brake pin 33 and is positioned above the brake pin 33, and in this state, the brake pin 33 is in a non-braking position under the action of the resetting component, so that in this state, the roller 5 mounted on the bottom shell 31 can rotate freely, that is, the luggage can move freely; when needs are braked to the case and bag, the one end that will press the piece 11 to be connected with brake line subassembly 2 is down pressed, drives brake line subassembly 2 and moves down, and the lower extreme of brake line subassembly 2 supports and presses brake round pin 33 for brake round pin 33 moves towards the parking stall, makes the tip of brake round pin 33 insert in the brake hole 51 of gyro wheel 5 at last, realizes the braking effect to the gyro wheel. It should be noted that, after the end of the pressing piece 11 corresponding to the brake cable assembly 2 is pressed down, the brake cable assembly 2 can be stably driven to move down, and the brake cable assembly has enough strength to push the brake pin 33; in case the brake pin 33 is not aligned with the brake hole 51, the roller 5 is rotated such that both are inserted correspondingly, thereby performing the braking. The button mechanism is arranged at the top end of the case, so that the use of a user is obviously facilitated; meanwhile, the braking is realized through the brake pin 33 and the brake hole 51, the braking effect can be obviously improved, and the situation that the braking effect is weakened along with the prolonging of the service time is avoided.
The embodiment is further configured as follows: the elastic positioning assembly 12 comprises a first spring 121, a positioning pin 122 and an elastic sheet 123;
the lower surface of the pressing sheet 11 has a first positioning groove 111 for inserting the positioning pin 122, and the first spring 121 is disposed between the first positioning groove 111 and the positioning pin 122 to generate a pushing force to the positioning pin 122 toward the outside of the first positioning groove 111;
the inner wall of the housing 13 is provided with a second positioning groove 131, the elastic sheet 123 is arranged in the second positioning groove 131 in a deformation state with the middle bent upwards, and the lower end of the positioning pin 122 abuts against the elastic sheet 123.
Under the above state, under no external force, the end of the positioning pin 122 is located at both ends of the elastic sheet 123 and abuts against the inner wall of the second positioning groove 131, so as to position the pressing sheet 11, and the pressing sheet 11 can be kept at the pressing position or the pulling position.
The embodiment is further configured as follows: the brake cable assembly 2 comprises a steel wire rope 21 and a connecting sliding plate 22 connected to the upper end of the steel wire rope; the shell 13 is internally provided with a sliding chute 132 for the sliding fit of the connecting sliding plate 22, the connecting sliding plate 22 is connected to the pressing sheet 11, the connecting sliding plate 22 is provided with a connecting rod 222, the lower end of the connecting rod 222 is hinged to a connecting column 221 of the connecting sliding plate 22 through a through hole, and the upper end of the connecting rod is hinged to the through hole of the pressing sheet 11 through a connecting column. Because the pressing sheet 11 can generate a component force in a non-vertical direction in the rotating process, if the steel wire rope is directly connected with the pressing sheet 11, the steel wire rope is easy to bend under the action of the component force, and the connection sliding plate 22 is matched with the sliding groove 132, so that the connection sliding plate 22 stably moves up and down, the steel wire rope is driven to move up and down, and the stability of the up and down movement of the steel wire rope 21 is obviously improved.
The embodiment is further configured as follows: the connecting slide plate 22 is provided with a plurality of connecting columns 221 for connecting the steel wire ropes. The plurality of connecting columns 221 are provided for connecting a plurality of steel wire ropes, so that the braking of a plurality of rollers can be controlled simultaneously.
The embodiment is further configured as follows: the brake cable assembly 2 further comprises a push rod 23, the push rod 23 is connected to the lower end of the steel wire rope, an elastic pushing piece 32 is arranged between the push rod 23 and the bottom shell 31 to generate downward pushing force on the push rod 23, the elastic pushing piece 32 is a spring, a connecting block 232 is arranged at the upper end of the push rod 23, two connecting plates 233 and a connecting pin 234 located between the two connecting plates 233 are arranged on the upper surface of the connecting block 232, a connecting ring 211 connected with the connecting pin is arranged at the lower end of the steel wire rope, the upper end of the elastic pushing piece 32 abuts against the upper inner wall of the bottom shell 31, and the bottom end of the elastic. In this state, the wire rope 21 pulled up can be made to have a pushing force pushed down. In this embodiment, most or all of the pushing force is provided to push the brake pin 33 to the brake space, it should be noted that, when the elastic pushing member 32 provides all of the pushing force to the push rod 23 to push the brake pin 33 to the brake space, the pressing sheet 11 plays a role of pulling up and down, when the elastic pushing member 32 provides most of the pushing force to the push rod 23 to push the brake pin 33 to the brake space, the pressing sheet 11 plays a role of pushing down and pulling up, the setting can significantly reduce the requirement on the strength of the steel wire rope, thereby facilitating the embedding of the steel wire rope in the luggage, improving the feasibility of implementation, and simultaneously significantly improving the pushing force to the push rod 23, so as to facilitate the pushing of the brake pin 33 to the brake space, and improving the stability of the operation of the whole structure.
The embodiment is further configured as follows: a guide sleeve 35 is arranged in the bottom shell 31, and the push rod 23 is matched in the guide sleeve 35. This arrangement can improve the stability of the downward movement of the push rod 23 to stably push the brake pin 33.
The embodiment is further configured as follows: the lower end of the push rod 23 and the end of the brake pin 33 opposite to the roller are both inclined 231 and 331. Through the cooperation of inclined plane, can conveniently convert the ascending power of vertical direction into the ascending power of horizontal direction, the loss of reducible power in the conversion process to and be convenient for promote brake pin 33.
The embodiment is further configured as follows: the plurality of brake holes 51 are uniformly arranged around the center of the roller. This arrangement can facilitate insertion of the brake pin 33 into the brake hole 51.
The embodiment is further configured as follows: the lower end of the shell 13 and the upper end of the bottom shell 31 are both provided with a protective sleeve 4 for the steel wire rope assembly to extend into. This setting can promote the stability that wire rope stretched into in the casing 13 and in the drain pan 31, promotes the stability that wire rope connects.
Unless otherwise specified, in the present invention, if the terms "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a brake structure of case and bag gyro wheel, characterized by: the brake cable assembly comprises a button mechanism, a brake cable assembly and a roller mounting mechanism;
the button mechanism comprises a shell, a pressing sheet and an elastic positioning assembly; the middle part of the pressing sheet is hinged in the shell and can rotate in the shell to form a lower pressing position and an upper pulling position; the elastic positioning assembly is arranged between the pressing sheet and the shell and keeps the pressing sheet in a lower pressing position or an upper pulling position;
the roller mounting mechanism comprises a bottom shell, a brake pin and a reset piece; the brake pin is arranged in the bottom shell and can move in the bottom shell to form a brake position and a non-brake position; the reset piece is arranged between the brake pin and the bottom shell and generates thrust towards the non-braking position to the brake pin; the lower end of the bottom shell is provided with an installation position for installing the roller, and the roller is provided with a brake hole for inserting a brake pin in a brake position state;
the upper end of the brake line assembly is connected to the end part of the pressing sheet and moves up and down along with the rotation of the pressing sheet, and the lower end of the brake line assembly is located in the bottom shell and corresponds to the brake pin and can push the brake pin to the brake space after moving down.
2. The brake structure of the luggage roller of claim 1, wherein: the elastic positioning assembly comprises a first spring, a positioning pin and an elastic sheet;
the lower surface of the pressing sheet is provided with a first positioning groove for inserting the positioning pin, and the first spring is arranged between the first positioning groove and the positioning pin so as to generate a thrust force towards the outside of the first positioning groove for the positioning pin;
the inner wall of the shell is provided with a second positioning groove, the elastic piece is arranged in the second positioning groove in a deformation state with the middle bent upwards, and the end part of the positioning pin is abutted against the elastic piece.
3. The brake structure of the luggage roller of claim 1, wherein: the brake cable assembly comprises a steel wire rope and a connecting sliding plate connected to the upper end of the steel wire rope; the shell is internally provided with a sliding chute for the sliding fit of the connecting sliding plate, and the connecting sliding plate is connected with the pressing sheet.
4. A brake structure of a luggage roller according to claim 3, characterized in that: the connecting sliding plate is provided with a plurality of connecting columns for connecting steel wire ropes.
5. The brake structure of the luggage roller of claim 1, wherein: the brake line assembly further comprises a push rod, the push rod is connected to the lower end of the steel wire rope, and an elastic pushing piece is arranged between the push rod and the bottom shell to generate downward pushing force on the push rod.
6. A brake structure of a luggage roller according to claim 5, characterized in that: a guide sleeve is arranged in the bottom shell, and the push rod is matched in the guide sleeve.
7. A brake structure of a luggage roller according to claim 5, characterized in that: the lower end of the push rod and one end, back to the roller, of the brake pin are obliquely arranged.
8. The brake structure of the luggage roller of claim 1, wherein: the brake holes on the roller are provided with a plurality of brake holes which are uniformly distributed in a circumference manner around the center of the roller.
9. The brake structure of the luggage roller of claim 1, wherein: the lower extreme of casing and the upper end of drain pan all are provided with the protective sheath that supplies the wire rope subassembly to stretch into.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039066.6U CN210591211U (en) | 2019-07-04 | 2019-07-04 | Brake structure of case roller |
| PCT/CN2019/109329 WO2021000438A1 (en) | 2019-07-04 | 2019-09-30 | Brake structure for luggage rolling wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039066.6U CN210591211U (en) | 2019-07-04 | 2019-07-04 | Brake structure of case roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210591211U true CN210591211U (en) | 2020-05-22 |
Family
ID=70713326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921039066.6U Active CN210591211U (en) | 2019-07-04 | 2019-07-04 | Brake structure of case roller |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210591211U (en) |
| WO (1) | WO2021000438A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254129A (en) * | 2019-07-04 | 2019-09-20 | 平湖奔轮箱包配件有限公司 | The brake structure of roller for luggage |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3252266B2 (en) * | 1994-03-31 | 2002-02-04 | ハンマーキャスター株式会社 | Caster braking mechanism |
| KR100489173B1 (en) * | 2002-09-13 | 2005-05-17 | (주)오토씨에프티 | Caster |
| CN203279958U (en) * | 2013-04-08 | 2013-11-13 | 浙江爱美德旅游用品有限公司 | Suitcase with brake mechanism |
| CN203194796U (en) * | 2013-04-09 | 2013-09-18 | 金泰祥精密五金（昆山）有限公司 | Manual control brake-type case |
| CN205585507U (en) * | 2016-04-19 | 2016-09-21 | 南京工业职业技术学院 | Pull rod braking formula suitcase |
| CN110254129B (en) * | 2019-07-04 | 2024-04-09 | 奔轮新材料(嘉兴)股份有限公司 | Brake structure of case roller |
-
2019
- 2019-07-04 CN CN201921039066.6U patent/CN210591211U/en active Active
- 2019-09-30 WO PCT/CN2019/109329 patent/WO2021000438A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254129A (en) * | 2019-07-04 | 2019-09-20 | 平湖奔轮箱包配件有限公司 | The brake structure of roller for luggage |
| CN110254129B (en) * | 2019-07-04 | 2024-04-09 | 奔轮新材料(嘉兴)股份有限公司 | Brake structure of case roller |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021000438A1 (en) | 2021-01-07 |
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