CN212437639U - Draw-bar box convenient to change gyro wheel - Google Patents
Draw-bar box convenient to change gyro wheel Download PDFInfo
- Publication number
- CN212437639U CN212437639U CN202020634619.9U CN202020634619U CN212437639U CN 212437639 U CN212437639 U CN 212437639U CN 202020634619 U CN202020634619 U CN 202020634619U CN 212437639 U CN212437639 U CN 212437639U
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- gyro wheel
- box
- rotating shaft
- draw
- wheel
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Abstract
The utility model relates to a draw-bar box technical field, concretely relates to draw-bar box convenient to change gyro wheel. The draw-bar box convenient to change gyro wheel includes box, pull rod and two wheel components, the pull rod sets up in the back of box, two wheel components set up respectively in the bottom both sides of box, wheel components includes main gyro wheel, reserve gyro wheel and auto-change over device, main gyro wheel is used for supporting the box, auto-change over device is used for switching main gyro wheel and reserve gyro wheel. The utility model discloses a draw-bar box convenient to change gyro wheel is provided with two wheel components in the bottom of box, and wheel component includes main gyro wheel and reserve gyro wheel, and when main gyro wheel damaged, accessible auto-change over device switches main gyro wheel and reserve gyro wheel to change into reserve gyro wheel and support the box, prevent to influence the use when draw-bar box gyro wheel damages, and, the operation of changing reserve gyro wheel is comparatively simple and convenient, so that use, the utility model has the advantages of simple structure, reasonable in design, the practicality is higher.
Description
Technical Field
The utility model relates to a draw-bar box technical field, concretely relates to draw-bar box convenient to change gyro wheel.
Background
Along with the improvement of people's standard of living, more and more people select to go out to travel, and the draw-bar box is the suitcase that people's trip is first-selected, provides very big convenience for people's trip, and the draw-bar box is because have pull rod and gyro wheel, and it is very convenient to use on the way of the trip, receives liking and the wide use of people. The case and bag on the existing market mainly includes the box, fixes gyro wheel, the setting at the box back telescopic pull rod constitution in the bottom.
The patent with the application number of CN201720360086.8 discloses a draw-bar box, which comprises a draw-bar box body, a draw-bar box handle, a weight measuring device, a dust-proof bag and a water cup storage bag, wherein the draw-bar box handle is arranged in the center of the upper part of the draw-bar box body, the weight measuring device is arranged at the lower end of the draw-bar box handle, the dust-proof bag is detachably arranged outside the draw-bar box body, a folding stool is arranged on one side of the draw-bar box body and is movably connected with the draw-bar box body through a rotating shaft, the water cup storage bag is arranged on the other side of the draw-bar box body, and the weight is ensured not to exceed relevant regulations by monitoring the weight of the draw-bar box, so that the overweight expense paid by overweight; the utility model is provided with an umbrella and a cup storage area, which significantly improves the practicability; the trolley case is effectively ensured to be clean and tidy; the bench is arranged, so that people can have a rest in time, and the fatigue is reduced.
The draw-bar box of above-mentioned patent reduces because of overweight expense of paying, reduces the cost of people's trip through the weight monitoring to the draw-bar box. Since the roller of the draw-bar box is the main bearing part, the roller is easy to damage, can seriously affect the use when damaged, is inconvenient to replace and generally leads to the rejection of the whole draw-bar box.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a draw-bar box convenient to change the gyro wheel.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a draw-bar box convenient to change gyro wheel, includes box, pull rod and a plurality of wheel components, the pull rod sets up in the back of box, two wheel components set up respectively in the bottom both sides of box, wheel components includes main gyro wheel, reserve gyro wheel and auto-change over device, main gyro wheel is used for supporting the box, auto-change over device is used for switching main gyro wheel and reserve gyro wheel.
Further, the switching device comprises a rotating shaft, and the rotating shaft is rotatably arranged on the box body.
Furthermore, the main roller and the standby roller are respectively arranged at the upper side and the lower side of the rotating shaft.
Furthermore, a bearing is arranged between the rotating shaft and the box body, and the rotating shaft is connected in the bearing.
Furthermore, the switching device comprises a movable bolt and a clamping groove, wherein the movable bolt is arranged on the side wall of the box body and can move up and down, the clamping groove is arranged on the rotating shaft, and the movable bolt can move into the clamping groove to clamp the rotating shaft, so that the rotating shaft cannot rotate.
Furthermore, the number of the clamping grooves is two, and the two clamping grooves are respectively arranged corresponding to the main roller and the standby roller.
Furthermore, a sliding groove matched with the movable bolt is arranged on the box body.
Furthermore, a hand pushing part is arranged on the movable bolt.
Furthermore, the main roller is a universal wheel.
Furthermore, the spare roller is a universal wheel.
The utility model has the advantages that: it is right from the foregoing the utility model discloses a description can know, compares with prior art, the utility model discloses a draw-bar box convenient to change gyro wheel is provided with two wheel components in the bottom of box, and wheel component includes main gyro wheel and reserve gyro wheel, and when main gyro wheel damaged, accessible auto-change over device switches main gyro wheel and reserve gyro wheel to change into reserve gyro wheel support box, prevent to influence the use when draw-bar box gyro wheel damages, and, the operation of changing reserve gyro wheel is comparatively simple and convenient, so that use, the utility model has the advantages of simple structure, reasonable in design, the practicality is higher.
Drawings
Fig. 1 is a schematic structural view of a trolley case convenient for replacing rollers in the preferred embodiment of the invention;
reference numerals: 1. a box body; 11. a chute; 2. a pull rod; 3. a roller assembly; 31. a main roller; 32. a spare roller; 33. a switching device; 331. a rotating shaft; 332. a bearing; 333. a movable bolt; 334. a card slot; 335. a hand pushing part.
Detailed Description
The technical solution 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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the preferred embodiment of the present invention is a draw-bar box convenient for replacing rollers, which comprises a box body 1, a draw-bar 2 and a plurality of roller assemblies 3, wherein the draw-bar 2 is arranged at the back of the box body 1, the two roller assemblies 3 are respectively arranged at two sides of the bottom of the box body 1, each roller assembly 3 comprises a main roller 31, a standby roller 32 and a switching device 33, the main roller 31 is used for supporting the box body 1, and the switching device 33 is used for switching the main roller 31 and the standby roller 32. The utility model discloses a draw-bar box convenient to change gyro wheel is provided with two wheel components 3 in the bottom of box 1, and wheel component 3 includes main gyro wheel 31 and reserve gyro wheel 32, and when main gyro wheel 31 damaged, accessible auto-change device 33 switches main gyro wheel 31 and reserve gyro wheel 32 to change into reserve gyro wheel 32 and support box 1, prevent to influence the use when 2 case gyro wheels of draw-bar damage, and, the operation of changing reserve gyro wheel 32 is comparatively simple and convenient, so that use, the utility model has the advantages of simple structure, reasonable in design, the practicality is higher.
As a preferred embodiment of the present invention, it may also have the following additional technical features:
in this embodiment, the switching device 33 includes a rotating shaft 331, the rotating shaft 331 is rotatably installed on the box body 1, and the main roller 31 and the standby roller 32 are respectively installed on the upper and lower sides of the rotating shaft 331. The main roller 31 and the standby roller 32 can be switched by rotating the rotating shaft 331, wherein the rotating shaft 331 can be mounted on the case 1 in a hinged manner, but is not limited thereto.
In this embodiment, a bearing 332 is disposed between the rotating shaft 331 and the case 1, the rotating shaft 331 is connected in the bearing 332, and the rotating shaft 331 is installed through the bearing 332, so that the rotating shaft 331 can rotate conveniently.
In this embodiment, the switching device 33 includes a movable bolt 333 and a locking slot 334, the movable bolt 333 is disposed on the sidewall of the box 1 and can move up and down, the locking slot 334 is disposed on the rotating shaft 331, and the movable bolt 333 can move into the locking slot 334 to lock the rotating shaft 331, so that the rotating shaft 331 cannot rotate. The rotating shaft 331 is fixed by arranging the movable bolt 333 and the clamping groove 334, and when the rotating shaft 331 is rotated to a proper position, the movable bolt 333 is moved, so that the bottom of the movable bolt 333 is clamped in the clamping groove 334 to clamp the rotating shaft 331 so as to prevent the rotating shaft 331 from rotating.
In this embodiment, there are two card slots 334, the two card slots 334 are respectively corresponding to the main roller 31 and the standby roller 32, and the two card slots 334 are respectively corresponding to the main roller 31 and the standby roller 32, so that the rotating shaft 331 is fixed when the main roller 31 or the standby roller 32 is switched.
In this embodiment, the case 1 is provided with a slide groove 11 engaged with the movable pin 333, and the case 1 is provided with the slide groove 11 engaged with the movable pin 333 to slide the movable pin 333.
In this embodiment, the movable bolt 333 is provided with a pushing portion 335, and the user can slide the movable bolt 333 by means of the pushing portion 335.
In this embodiment, the main roller 31 is a universal wheel, and the universal wheel is used to facilitate moving the box body 1, but is not limited thereto.
In this embodiment, the spare rollers 32 are universal wheels, and the universal wheels are used to facilitate moving the box body 1, but not limited thereto.
The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. The utility model provides a draw-bar box convenient to change gyro wheel which characterized in that: including box (1), pull rod (2) and two roller assemblies (3), pull rod (2) set up in the back of box (1), two roller assemblies (3) set up respectively in the bottom both sides of box (1), roller assembly (3) include main gyro wheel (31), reserve gyro wheel (32) and auto-change over device (33), main gyro wheel (31) are used for supporting box (1), auto-change over device (33) are used for switching main gyro wheel (31) and reserve gyro wheel (32).
2. The trolley case convenient for replacing the trolley according to claim 1, wherein: the switching device (33) comprises a rotating shaft (331), and the rotating shaft (331) is rotatably arranged on the box body (1).
3. The trolley case convenient for replacing the trolley according to claim 2, wherein: the main roller (31) and the standby roller (32) are respectively arranged at the upper side and the lower side of the rotating shaft (331).
4. The trolley case convenient for replacing the trolley according to claim 2, wherein: a bearing (332) is arranged between the rotating shaft (331) and the box body (1), and the rotating shaft (331) is connected in the bearing (332).
5. The trolley case convenient for replacing the trolley according to claim 1, wherein: the switching device (33) comprises a movable bolt (333) and a clamping groove (334), wherein the movable bolt (333) can be arranged on the side wall of the box body (1) in a vertically movable mode, the clamping groove (334) is arranged on the rotating shaft (331), and the movable bolt (333) can move into the clamping groove (334) to clamp the rotating shaft (331) so that the rotating shaft (331) cannot rotate.
6. The trolley case convenient for replacing the trolley according to claim 5, wherein: the number of the clamping grooves (334) is two, and the two clamping grooves (334) are respectively arranged corresponding to the main roller (31) and the standby roller (32).
7. The trolley case convenient for replacing the trolley according to claim 5, wherein: the box body (1) is provided with a sliding groove (11) matched with the movable bolt (333).
8. The trolley case convenient for replacing the trolley according to claim 5, wherein: the movable bolt (333) is provided with a hand-push part (335).
9. The trolley case convenient for replacing the trolley according to claim 1, wherein: the main roller (31) is a universal wheel.
10. The trolley case convenient for replacing the trolley according to claim 1, wherein: the spare roller (32) is a universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020634619.9U CN212437639U (en) | 2020-04-23 | 2020-04-23 | Draw-bar box convenient to change gyro wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020634619.9U CN212437639U (en) | 2020-04-23 | 2020-04-23 | Draw-bar box convenient to change gyro wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212437639U true CN212437639U (en) | 2021-02-02 |
Family
ID=74467933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020634619.9U Active CN212437639U (en) | 2020-04-23 | 2020-04-23 | Draw-bar box convenient to change gyro wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212437639U (en) |
-
2020
- 2020-04-23 CN CN202020634619.9U patent/CN212437639U/en active Active
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