CN217743467U

CN217743467U - Draw-bar backpack with hidden draw bar

Info

Publication number: CN217743467U
Application number: CN202220121383.8U
Authority: CN
Inventors: 唐辉
Original assignee: Quanzhou Shunqing Luggage Co ltd
Current assignee: Quanzhou Shunqing Luggage Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-11-08
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a pull rod knapsack that pull rod can be hidden belongs to pull rod knapsack technical field, including knapsack body and bed plate, the base is provided with pull rod and gyro wheel, sliding connection has first slide bar and second slide bar in the bed plate, first slide bar and pull rod fixed connection, the pull rod is arranged in the bed plate or is stretched out the bed plate outside, second slide bar and gyro wheel fixed connection, the gyro wheel is arranged in the bed plate or is stretched out the bed plate outside, the utility model discloses a position of fixed first slide bar of positioning mechanism and second slide bar, the rethread wheel and rack's cooperation is retracted or is stretched out gyro wheel and pull rod to this accomodating of accomplishing pull rod and gyro wheel.

Description

Draw-bar backpack with hidden draw bar

Technical Field

The utility model discloses a pull rod knapsack that pull rod can be hidden belongs to pull rod knapsack technical field.

Background

No matter be school, bus or the visible both shoulders knapsack in railway station everywhere, can concentrate article through the both shoulders knapsack and deposit, be difficult for losing to no longer need portable, convenient and fast more, consequently the both shoulders knapsack receives liking of vast crowd deeply, in order to alleviate people's heavy burden, can add pull rod and gyro wheel with the back of knapsack among the prior art, also be exactly the pull rod knapsack of custom name.

Current pull rod knapsack bears the back at people, because current pull rod knapsack wheel can't be accomodate, leads to the wheel of rocking bottom the knapsack to collide with user's back very easily, then makes dirty people's clothes easily, consequently needs to provide a new scheme and solves this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a draw-bar backpack with a hidden draw bar to solve the problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a pull rod knapsack that pull rod can be hidden, including knapsack body and bed plate, the base is provided with pull rod and gyro wheel, sliding connection has first slide bar and second slide bar in the bed plate, first slide bar and pull rod fixed connection, the pull rod is arranged in the bed plate or is stretched out the bed plate outside, second slide bar and gyro wheel fixed connection, the gyro wheel is arranged in the bed plate or is stretched out the bed plate outside, bed plate sliding connection has the positioning mechanism who is used for fixing a position first slide bar and second slide bar, the inner wall of bed plate rotates and is connected with the gear, first slide bar is provided with the first rack with gear engaged with, second slide bar fixedly connected with and gear engaged with second rack.

Through adopting above-mentioned technical scheme, the user can be through the fixed position of first slide bar and second slide bar of positioning mechanism, and rethread gear retracts or stretches out gyro wheel and pull rod with the cooperation of rack to this accomodation of accomplishing pull rod and gyro wheel.

Preferably, the positioning mechanism comprises a sliding plate, a plurality of positioning blocks are fixedly connected to the sliding plate, positioning grooves matched with the positioning blocks are formed in the first sliding rod and the second sliding rod, and the sliding plate is connected with the base plate in a sliding mode.

Through adopting above-mentioned technical scheme, the sliding plate can drive the locating piece embedding or leave the constant head tank to this fixed first slide bar and second slide bar, perhaps cancel the fixed of first slide bar and second slide bar.

Preferably, a first spring is arranged between the first sliding rod and the second sliding rod, one end of the first spring is abutted against the first sliding rod, and the other end of the first spring is abutted against the second sliding rod.

Through adopting above-mentioned technical scheme, first spring can be when the fixed of first slide bar and second slide bar is cancelled with first slide bar and second slide bar removal, guarantees to use smoothly.

Preferably, the base plate is provided with a silica gel cushion block.

Through adopting above-mentioned technical scheme, the silica gel cushion can reduce the bed plate to colliding with of user's back.

Preferably, the base plate is detachably connected with a shielding piece for shielding the sliding plate.

By adopting the technical scheme, the shielding piece can prevent the sliding plate from directly contacting the back of a user, and the carrying comfort level is ensured.

Preferably, the sliding plate is provided with a second spring, a first end of the second spring is abutted against the sliding plate, and the other end of the second spring is abutted against the inner wall of the base plate.

Through adopting above-mentioned technical scheme, the second spring can promote the sliding plate for in the locating piece embedding constant head tank on the sliding plate, the convenience of guaranteeing to use.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, a user can fix the positions of the first sliding rod and the second sliding rod through the positioning mechanism and retract or stretch the roller and the pull rod through the matching of the gear and the rack, so that the storage of the pull rod and the roller is completed;

secondly, the sliding plate can drive the positioning block to be embedded into or separated from the positioning groove so as to fix the first sliding rod and the second sliding rod, or the first sliding rod and the second sliding rod are not fixed;

thirdly, the silica gel cushion block can reduce the collision of the base plate to the back of the user.

Drawings

FIG. 1 is a schematic view of a hidden roller and pull rod backpack;

FIG. 2 is a schematic view of a retractable backpack with hidden retractable rods for receiving rollers and retractable rods;

FIG. 3 is a first cross-sectional view of a backpack with hidden rods;

FIG. 4 is a second sectional view of the backpack with hidden drawbar;

FIG. 5 is a third schematic sectional view of a backpack with hidden drawbar

Figure 6 is a cut-away schematic view of the base plate.

Reference numerals are as follows: 1. a backpack body; 2. a base plate; 3. a roller; 4. a pull rod; 5. a first slide bar; 6. a second slide bar; 7. a gear; 8. a first rack; 9. a second rack; 10. a first spring; 11. a second spring; 12. a sliding plate; 13. positioning blocks; 14. positioning a groove; 15. a silica gel cushion block; 16. a shielding sheet.

Detailed Description

In the following description of the present invention, it is understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but not to indicate or imply that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A pull rod backpack with a hidden pull rod is disclosed, as shown in fig. 1-6, and comprises a backpack body 1 and a base plate 2, wherein the base is provided with a pull rod 4 and rollers 3, the base plate 2 is connected with a first sliding rod 5 and a second sliding rod 6 in a sliding manner, the first sliding rod 5 is fixedly connected with the pull rod 4, the pull rod 4 is arranged in the base plate 2 or extends out of the outer side of the base plate 2, the second sliding rod 6 is fixedly connected with the rollers 3, the rollers 3 are arranged in the base plate 2 or extends out of the outer side of the base plate 2, the base plate 2 is connected with a positioning mechanism for positioning the first sliding rod 5 and the second sliding rod 6 in a sliding manner, the inner wall of the base plate 2 is connected with a gear 7 in a rotating manner, the first sliding rod 5 is provided with a first rack 8 engaged with the gear 7, the second sliding rod 6 is fixedly connected with a second rack 9 engaged with the gear 7, the positioning mechanism comprises a sliding plate 12, and a plurality of positioning blocks 13 are fixedly connected on the sliding plate 12, the first sliding rod 5 and the second sliding rod 6 are both provided with a positioning groove 14 matched with the positioning block 13, the sliding plate 12 is connected with the base plate 2 in a sliding manner, the sliding plate 12 is provided with a second spring 11, the first end of the second spring 11 is abutted against the sliding plate 12, the other end of the second spring 11 is abutted against the inner wall of the base plate 2, a first spring 10 is arranged between the first sliding rod 5 and the second sliding rod 6, one end of the first spring 10 is abutted against the first sliding rod 5, and the other end of the first spring is abutted against the second sliding rod 6, so that when the pull rod 4 and the roller 3 are normally used, the pull rod 4 extends out of the base plate 2 due to the position of the first sliding rod 5, the roller 3 extends out of the base plate 2 due to the pushing of the second spring 11, the sliding plate 12 drives the positioning block 13 to be embedded into the positioning groove 14, the positions of the first sliding rod 5 and the second sliding rod 6 are fixed, a user can smoothly extend the pull rod 4 and use the slide wheel 3, when the user needs to store the pull rod 4 and the slide wheel 3, the user needs to pull the sliding plate 12, so that the sliding plate 12 drives the positioning block 13 to leave the position of the positioning groove 14, at this time, the fixing of the first sliding rod 5 and the second sliding rod 6 is cancelled, the pull rod 4 is retracted to the lowest position, as shown in fig. 4, the sliding plate is pushed into the bottom plate, so that the first sliding rod 5 moves downwards, at this time, the first sliding rod 5 rotates the gear 7 through the first rack 8, at this time, the rotation of the gear 7 can enable the second rack 9 to move upwards, so as to drive the second sliding rod 6 to move the slide wheel 3 upwards, so that the slide wheel 3 is stored into the bottom base plate 2, as shown in fig. 5, at this time, the user loosens the sliding plate 12, at this time, the second spring 11 can push the sliding plate 12, so that the sliding plate 12 drives the positioning block 13 to be embedded into the positioning groove 14, so as to fix the positions of the first sliding rod 5 and the second sliding rod 6, and avoid the situation that the slide wheel 3 is not needed to move out of the base plate 2.

When the user needs to use the roller 3 and the pull rod 4, the sliding plate 12 needs to be pulled outwards, so that the sliding plate 12 drives the positioning block 13 to leave the positioning groove 14, at this time, the positioning of the first sliding rod 5 and the second sliding rod 6 is cancelled, at this time, the first spring 10 extends, so that the first sliding rod 5 and the second sliding rod 6 move, so that the roller 3 extends out of the base plate 2 and the pull rod 4 extends out of the base plate 2, as shown in fig. 3, the sliding plate 12 is released, so that the second spring 11 pushes the sliding plate 12, so that the sliding plate 12 drives the positioning block 13 to be embedded into the positioning groove 14, and the roller 3 and the pull rod 4 can be used.

The utility model discloses a be provided with silica gel cushion 15 on bed plate 2, set up like this down, silica gel cushion 15 can alleviate the user when bearing knapsack body 1, the discomfort that bed plate 2 caused to user's back.

The utility model discloses a bed plate 2 is dismantled and is connected with the piece 16 that shelters from that is used for sheltering from sliding plate 12, sets up like this down, shelters from piece 16 and can avoid user's back direct and sliding plate 12 to produce the contact.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a pull rod knapsack that pull rod can be hidden, includes knapsack body (1) and bed plate (2), the base is provided with pull rod (4) and gyro wheel (3), its characterized in that: base plate (2) sliding connection has first slide bar (5) and second slide bar (6), first slide bar (5) and pull rod (4) fixed connection, base plate (2) are arranged in or stretch out the base plate (2) outside in pull rod (4), second slide bar (6) and gyro wheel (3) fixed connection, gyro wheel (3) are arranged in base plate (2) or stretch out the base plate (2) outside, base plate (2) sliding connection has the positioning mechanism who is used for fixing a position first slide bar (5) and second slide bar (6), the inner wall of base plate (2) rotates and is connected with gear (7), first slide bar (5) are provided with first rack (8) with gear (7) engaged with, second slide bar (6) fixed connection has second rack (9) with gear (7) engaged with.

2. The pull rod backpack with the concealable pull rod of claim 1, wherein: the positioning mechanism comprises a sliding plate (12), a plurality of positioning blocks (13) are fixedly connected to the sliding plate (12), positioning grooves (14) matched with the positioning blocks (13) are formed in the first sliding rod (5) and the second sliding rod (6), and the sliding plate (12) is connected with the base plate (2) in a sliding mode.

3. The pull rod backpack with the concealable pull rod of claim 2, wherein: a first spring (10) is arranged between the first sliding rod (5) and the second sliding rod (6), one end of the first spring (10) is abutted against the first sliding rod (5), and the other end of the first spring is abutted against the second sliding rod (6).

4. The pull rod backpack with the concealable pull rod of claim 2, wherein: and a silica gel cushion block (15) is arranged on the base plate (2).

5. The pull rod backpack with the concealable pull rod of claim 4, wherein: the base plate (2) is detachably connected with a shielding sheet (16) used for shielding the sliding plate (12).

6. The draw-bar backpack with the concealable draw bar of claim 3, wherein: the sliding plate (12) is provided with a second spring (11), the first end of the second spring (11) is abutted against the sliding plate (12), and the other end of the second spring is abutted against the inner wall of the base plate (2).