CN213992733U - Collapsible case and bag universal wheel - Google Patents
Collapsible case and bag universal wheel Download PDFInfo
- Publication number
- CN213992733U CN213992733U CN202022860481.7U CN202022860481U CN213992733U CN 213992733 U CN213992733 U CN 213992733U CN 202022860481 U CN202022860481 U CN 202022860481U CN 213992733 U CN213992733 U CN 213992733U
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- cavity
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Abstract
The utility model discloses a collapsible case and bag universal wheel, the on-line screen storage device comprises a base, be equipped with the cavity in the base, the cavity internal rotation is connected with the screw rod, fixed the cup jointing has first gear on the screw rod, be equipped with the second gear with first gear engaged with in the cavity, the inner wall of second gear and cavity passes through the bull stick and rotates the connection, the inner wall and the fixedly connected with knob of cavity are run through to the one end of bull stick, the one end slip of knob is inserted and is equipped with the kelly, surround on the outer wall of base and be equipped with a plurality of draw-in grooves that correspond with the kelly, the bottom of base is equipped with the mounting groove, the inner wall of cavity is run through to the bottom of. The utility model discloses in through adjustment mechanism's setting, make the universal wheel have flexible function to the result of use of universal wheel has been promoted.
Description
Technical Field
The utility model relates to a case and bag technical field especially relates to a collapsible case and bag universal 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 a instrument of carrying 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 are equipped with the pull rod and the bottom is equipped with the gyro wheel, 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.
But current universal wheel for case and bag is comparatively simple, and the universal wheel can't carry out free flexible as required to influence the result of use of universal wheel.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art universal wheel for the case and bag comparatively simple, the universal wheel can't carry out the problem that freely stretches out and draws back as required, and the collapsible case and bag universal wheel that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a retractable luggage universal wheel comprises a base, a cavity is arranged in the base, a screw rod is rotationally connected in the cavity, a first gear is fixedly sleeved on the screw rod, a second gear meshed with the first gear is arranged in the cavity, the second gear is rotatably connected with the inner wall of the cavity through a rotating rod, one end of the rotating rod penetrates through the inner wall of the cavity and is fixedly connected with a knob, a clamping rod is inserted at one end of the knob in a sliding way, a plurality of clamping grooves corresponding to the clamping rod are arranged on the outer wall of the base in a surrounding way, the bottom of the base is provided with a mounting groove, the bottom of the screw rod penetrates through the inner wall of the cavity and extends into the mounting groove, a mounting plate is sleeved at one extended end of the screw rod in a threaded manner, a plurality of sliding rods are fixedly connected with the inner top of the mounting groove, the mounting plate is provided with a sliding cavity corresponding to the sliding rod, and the bottom of the mounting plate is rotatably connected with a roller.
Preferably, a clamping sleeve is fixedly sleeved at one end of the clamping rod close to the base, and a pull rod is fixedly connected at one end of the clamping rod far away from the clamping sleeve.
Preferably, the clamping rod is sleeved with a spring, and two ends of the spring are fixedly connected with the clamping sleeve and the knob respectively.
Preferably, the bottom of the screw is fixedly connected with a limiting block.
Preferably, a plurality of steel balls are rotatably connected in the sliding cavity, and the edges of the steel balls are in contact with the sliding rod.
Preferably, a plurality of locking blocks are fixedly connected to the outer wall of the base, and locking ports are formed in the locking blocks.
Has the advantages that:
1. the rotary rod is driven to rotate by rotating the knob, and the screw rod is driven to rotate by the meshing action between the first gear and the second gear, so that the mounting plate is driven to drive the roller to move up and down, the position of the roller is adjusted, and meanwhile, the slide rod can effectively prevent the mounting plate from shaking;
2. the latch segment can conveniently be fixed the base, and the kelly can effectually fix the knob simultaneously, and the stopper can prevent that the screw rod from droing from the thread groove, and the steel ball can reduce the frictional force between slide bar and the sliding chamber inner wall simultaneously.
Drawings
Fig. 1 is a schematic structural view of a collapsible luggage universal wheel provided by the present invention;
FIG. 2 is a schematic side view of the retractable case caster wheel of the present invention;
fig. 3 is a schematic structural view of a portion a of fig. 1.
In the figure: the device comprises a base 1, a screw rod 2, a first gear 3, a second gear 4, a rotating rod 5, a knob 6, a clamping rod 7, an installation plate 8, a sliding rod 9, a roller 10, a cutting sleeve 11, a pull rod 12, a spring 13, a limiting block 14, a steel ball 15 and a locking block 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a collapsible luggage universal wheel comprises a base 1, wherein a plurality of locking blocks 16 are fixedly connected to the outer wall of the base 1, locking ports are formed in the locking blocks 16, the base 1 is conveniently fixed, a cavity is formed in the base 1, a screw rod 2 is rotatably connected in the cavity and used for driving a mounting plate 8 to move up and down, a limiting block 14 is fixedly connected to the bottom of the screw rod 2 and used for preventing the screw rod 2 from falling off from a thread groove, a first gear 3 is fixedly sleeved on the screw rod 2 and used for driving the screw rod 2 to rotate, a second gear 4 meshed with the first gear 3 is arranged in the cavity, and the second gear 4 is rotatably connected with the inner wall of the cavity through a rotating rod 5;
in the embodiment, one end of the rotating rod 5 penetrates through the inner wall of the cavity and is fixedly connected with the knob 6, the rotating rod 5 is convenient to rotate, a clamping rod 7 is slidably inserted into one end of the knob 6, a plurality of clamping grooves corresponding to the clamping rod 7 are formed in the outer wall of the base 1 in a surrounding mode, a clamping sleeve 11 is fixedly sleeved at one end, close to the base 1, of the clamping rod 7, a pull rod 12 is fixedly connected to one end, far away from the clamping sleeve 11, of the clamping rod 7, the clamping rod 7 is convenient to pull, a spring 13 is sleeved on the clamping rod 7, two ends of the spring 13 are respectively fixedly connected with the clamping sleeve 11 and the knob 6, and certain elastic support is achieved for the clamping rod 7;
in the embodiment, the bottom of the base 1 is provided with a mounting groove, the bottom of the screw rod 2 penetrates through the inner wall of the cavity and extends into the mounting groove, one end of the extending screw rod 2 is in threaded sleeve connection with a mounting plate 8 for supporting the roller 10, and the mounting plate 8 is provided with a threaded groove corresponding to the screw rod 2;
in this embodiment, a plurality of slide bars 9 of interior top fixedly connected with of mounting groove prevent that mounting panel 8 from rocking, are equipped with the smooth chamber that corresponds with slide bar 9 on the mounting panel 8, and the smooth intracavity rotation is connected with a plurality of steel balls 15, and the edge of steel ball 15 contacts with slide bar 9, reduces the frictional force between slide bar 9 and the smooth intracavity wall, and the bottom of mounting panel 8 rotates and is connected with gyro wheel 10.
In the embodiment, the rotating rod 5 is driven to rotate by rotating the knob 6, and the screw rod 2 is driven to rotate by the meshing action between the first gear 3 and the second gear 4, so that the mounting plate 8 is driven to drive the roller 10 to move up and down, the position of the roller 10 is adjusted, and meanwhile, the sliding rod 9 can effectively prevent the mounting plate 8 from shaking;
in this embodiment, the latch segment 16 can conveniently fix the base 1, and the kelly 7 can be effectually fixed the knob 6 simultaneously, and the stopper 14 can prevent that the screw rod 2 from droing from the thread groove, and the steel ball 15 can reduce the frictional force between slide bar 9 and the sliding cavity inner wall simultaneously.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a collapsible case and bag universal wheel, includes base (1), its characterized in that: the utility model discloses a screw base, including base (1), be equipped with the cavity in the base (1), the cavity internal rotation is connected with screw rod (2), fixed cover has connect first gear (3) on screw rod (2), be equipped with in the cavity with first gear (3) engaged with second gear (4), the inner wall of second gear (4) and cavity passes through bull stick (5) and rotates and be connected, the inner wall and the fixedly connected with knob (6) of cavity are run through to the one end of bull stick (5), the one end slip of knob (6) is inserted and is equipped with kelly (7), it is equipped with a plurality of draw-in grooves that correspond with kelly (7) to encircle on the outer wall of base (1), the bottom of base (1) is equipped with the mounting groove, the inner wall of cavity is run through and to the interior extension of mounting groove to the bottom of screw rod (2), mounting panel (8) have been cup jointed to the one end screw thread that screw rod (2) extend, the interior top fixedly connected with of mounting groove a plurality of slide bars (9), be equipped with the smooth chamber that corresponds with slide bar (9) on mounting panel (8), the bottom of mounting panel (8) is rotated and is connected with gyro wheel (10).
2. A collapsible luggage castor according to claim 1, wherein: the clamping device is characterized in that a clamping sleeve (11) is fixedly sleeved at one end, close to the base (1), of the clamping rod (7), and a pull rod (12) is fixedly connected at one end, far away from the clamping sleeve (11), of the clamping rod (7).
3. A collapsible luggage castor according to claim 1 or 2, wherein: the clamp rod (7) is sleeved with a spring (13), and two ends of the spring (13) are fixedly connected with the clamp sleeve (11) and the knob (6) respectively.
4. A collapsible luggage castor according to claim 1, wherein: the bottom of the screw rod (2) is fixedly connected with a limiting block (14).
5. A collapsible luggage castor according to claim 1, wherein: a plurality of steel balls (15) are rotationally connected in the sliding cavity, and the edges of the steel balls (15) are in contact with the sliding rod (9).
6. A collapsible luggage castor according to claim 1, wherein: the outer wall of the base (1) is fixedly connected with a plurality of locking blocks (16), and locking ports are formed in the locking blocks (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022860481.7U CN213992733U (en) | 2020-12-02 | 2020-12-02 | Collapsible case and bag universal wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022860481.7U CN213992733U (en) | 2020-12-02 | 2020-12-02 | Collapsible case and bag universal wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213992733U true CN213992733U (en) | 2021-08-20 |
Family
ID=77308446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022860481.7U Active CN213992733U (en) | 2020-12-02 | 2020-12-02 | Collapsible case and bag universal wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213992733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115067654A (en) * | 2022-05-06 | 2022-09-20 | 泉州锦林环保高新材料有限公司 | Four-wheel grounding PC draw-bar box |
-
2020
- 2020-12-02 CN CN202022860481.7U patent/CN213992733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115067654A (en) * | 2022-05-06 | 2022-09-20 | 泉州锦林环保高新材料有限公司 | Four-wheel grounding PC draw-bar box |
| CN115067654B (en) * | 2022-05-06 | 2024-05-14 | 泉州锦林环保高新材料有限公司 | Four-wheel touchdown PC draw-bar box |
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