CN213154515U

CN213154515U - Children draw-bar box

Info

Publication number: CN213154515U
Application number: CN202021044140.6U
Authority: CN
Inventors: 沈恺婧
Original assignee: Shanghai Kahn Culture Communication Co Ltd
Current assignee: Shanghai Kahn Culture Communication Co Ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-05-11
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a children's draw-bar box, including the draw-bar box body, the outside of draw-bar box body is provided with the anticollision strip, flexible pull rod is installed on the top of draw-bar box body, and the upside of flexible pull rod is provided with the handle, the left side fixedly connected with handle of draw-bar box body, the recess has been seted up to the bottom of draw-bar box body, and the upside fixedly connected with loop bar of recess, the downside of loop bar is connected with the swivel nut through the bearing, and the outside fixedly connected with knob of swivel nut, the inside of swivel nut is inserted and is equipped with the screw rod, and the screw rod extends to the inside of loop bar, the bottom fixedly connected with movable plate of screw rod. The utility model discloses be provided with recess and slider, reduce the oppression to removing the wheel at the in-process draw-bar box body that does not use this device, realize being provided with rotor plate and stop gear to the protection work that removes the wheel, the use can be rotated the rotor plate to ninety degrees and hold other article.

Description

Children draw-bar box

Technical Field

The utility model relates to a draw-bar box technical field specifically is children's draw-bar box.

Background

The draw-bar box indicates the suitcase that has pull rod and gyro wheel, extensively apply to among people's daily life, children's draw-bar box is especially so, current children draw-bar box is owing to not protecting removing the wheel at the in-process that uses for a long time, cause the life of removing the wheel shorter, increase cost of maintenance, and current children draw-bar box function is comparatively single, be difficult to realize the bearing to other article such as knapsack, the practicality is lower, consequently, urgent need children draw-bar box to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a children's draw-bar box to the life who provides among the above-mentioned background art removes the wheel is shorter and be difficult to realize the problem to the bearing of other article such as knapsack.

In order to achieve the above object, the utility model provides a following technical scheme: a children draw-bar box comprises a draw-bar box body, wherein an anti-collision strip is arranged on the outer side of the draw-bar box body, a telescopic draw bar is installed at the top end of the draw-bar box body, a handle is arranged on the upper side of the telescopic draw bar, a handle is fixedly connected to the left side of the draw-bar box body, a groove is formed in the bottom end of the draw-bar box body, a sleeve rod is fixedly connected to the upper side of the groove, the lower side of the sleeve rod is connected with a threaded sleeve through a bearing, a knob is fixedly connected to the outer side of the threaded sleeve, a screw rod is inserted into the threaded sleeve and extends into the sleeve rod, a movable plate is fixedly connected to the bottom end of the screw rod, slide blocks are arranged on the left side and the right side of the groove, one sides of the slide blocks, which are close to each other, are connected through the movable plate, the downside of rectangular channel articulates there is the rotor plate, the top of rectangular channel is provided with stop gear, books storage compartment has been seted up at the back of draw-bar box body.

Preferably, four groups of the anti-collision strips are arranged, and the four groups of the handles are glued at four corners of the draw-bar box body.

Preferably, a strip-shaped sliding groove is formed in the position, corresponding to the sliding block, of the inner side of the groove, the inner wall of the strip-shaped sliding groove is in contact with the surface of the sliding block, and the groove is in sliding connection with the sliding block.

Preferably, the upper side of the screw is square, and the inner side size of the screw is matched with the outer side size of the loop bar.

Preferably, the clamping mechanism comprises a first spring and a clamping block, the outer side of the first spring is connected with the inner wall of the rectangular groove, the clamping block is fixedly connected to the inner side of the first spring, and the clamping block and the rectangular groove form an elastic telescopic structure through the first spring.

Preferably, the limiting mechanism comprises a slot hole, a second spring and a limiting block, the slot hole is formed in the upper side of the rectangular groove, and the limiting block is connected to the inside of the slot hole through the second spring.

Compared with the prior art, the beneficial effects of the utility model are that: this children's draw-bar box is provided with recess and slider, reduces the oppression to removing the wheel at the in-process draw-bar box body that does not use this device, realizes being provided with rotor plate and stop gear to the protection work who removes the wheel, uses and can rotate the rotor plate to ninety degrees and hold other article.

(1) The device is provided with a groove and a sliding block, so that a user can conveniently move the wheel to stretch and retract according to the requirement of the user, the oppression of the pull rod box body on the moving wheel in the process of not using the device is reduced, the protection work of the moving wheel is realized, the service life of the moving wheel is prolonged, the maintenance cost of the device is reduced, and the functionality of the device is enhanced.

(2) The device can rotate the rotor plate to ninety degrees through being provided with rotor plate and stop gear using and hold other article, and children can sit on the rotor plate at the in-process of waiting simultaneously and have a rest, reduces the tired sense in the travel process, strengthens the comfort level in the use, and then strengthens the practicality of this device.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

FIG. 4 is a front view of the cross-section of the engaging mechanism of the present invention

Fig. 5 is a schematic front sectional view of the structure of the limiting mechanism of the present invention.

In the figure: 1. a draw-bar box body; 2. an anti-collision strip; 3. a telescopic pull rod; 4. a grip; 5. a handle; 6. a groove; 7. a loop bar; 8. a threaded sleeve; 9. a knob; 10. a screw; 11. moving the plate; 12. a slider; 13. a moving wheel; 14. a rectangular groove; 15. a clamping mechanism; 151. a first spring; 152. a clamping block; 16. a rotating plate; 17. a limiting mechanism; 171. a groove hole; 172. A second spring; 173. a limiting block; 18. books storage compartment.

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. 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.

Referring to fig. 1-5, the present invention provides an embodiment:

a children draw-bar box comprises a draw-bar box body 1, wherein the outer side of the draw-bar box body 1 is provided with four groups of anti-collision strips 2, the four groups of anti-collision strips 2 are arranged in total, four groups of handles 4 are glued at four corners of the draw-bar box body 1, the four groups of anti-collision strips 2 are designed to protect the outer part of the draw-bar box body 1, external force applied to the draw-bar box body 1 is buffered, the service life of the device is prolonged, and economic benefit in the production process is increased, a telescopic pull rod 3 is installed at the top end of the draw-bar box body 1, a handle 4 is arranged on the upper side of the telescopic pull rod 3, a handle 5 is fixedly connected to the left side of the draw-bar box body 1, a groove 6 is formed at the bottom end of the draw-bar box body 1, a loop bar 7 is fixedly connected to the upper side of the groove 6, the lower side of the loop bar 7, the screw 10 extends into the loop bar 7, the bottom end of the screw 10 is fixedly connected with a movable plate 11, the left side and the right side of the groove 6 are provided with sliders 12, one sides of the sliders 12, which are close to each other, are connected through the movable plate 11, the lower side of the movable plate 11 is provided with a movable wheel 13, the inner side of the groove 6, which corresponds to the sliders 12, is provided with a strip-shaped chute, the inner wall of the strip-shaped chute is contacted with the surface of the sliders 12, the connection relationship between the groove 6 and the sliders 12 is sliding connection, the upper side of the screw 10 is square, the inner side size of the screw 10 is matched with the outer side size of the loop bar 7, the screw 8 connected with the knob 9 can be rotated simultaneously by screwing the knob 9, at the moment, the screw 10 inserted into the screw 8 is in threaded fit with the screw, the screw 10 can extend and retract inside the loop bar, the slider 12 that drives and be connected with the movable plate 11 slides in the inside bar spout of recess 6, guarantees the stability of screw rod 10 in the motion process for the removal wheel 13 that the movable plate 11 bottom set up stretches out to contact with ground from recess 6, realizes the removal of device, when need not thrust unit, can twist once more and move swivel nut 8, makes inside screw rod 10 extends to loop bar 7, reduces the gravity that removes wheel 13 and bore.

The back of the draw-bar box body 1 is provided with a rectangular groove 14, the upper side of the rectangular groove 14 is provided with a clamping mechanism 15, the lower side of the rectangular groove 14 is hinged with a rotating plate 16, the top end of the rectangular groove 14 is provided with a limiting mechanism 17, the clamping mechanism 15 comprises a first spring 151 and a clamping block 152, the outer side of the first spring 151 is connected with the inner wall of the rectangular groove 14, the inner side of the first spring 151 is fixedly connected with the clamping block 152, the clamping block 152 and the rectangular groove 14 form an elastic telescopic structure through the first spring 151, the limiting mechanism 17 comprises a groove hole 171, a second spring 172 and a limiting block 173, the groove hole 171 is arranged on the upper side of the rectangular groove 14, the inside of the groove hole 171 is connected with the limiting block 173 through the second spring 172, when a large number of articles are carried by a user, the limiting block 173 can be pushed upwards, so that the limiting block 173 is embedded in the groove hole 171 arranged on the upper side, the rotating plate 16 hinged with the rectangular groove 14 is forced to rotate ninety degrees, at the moment, a user can place other articles on the upper side of the rotating plate 16, the physical strength consumed by the user is reduced, when the user waits for a car, the articles placed on the rotating plate 16 can be placed on the ground and sit on the rotating plate 16 for a short time to rest, when the rotating plate 16 is not needed, the force can be applied to the rotating plate 16 again, the rotating plate 16 is rotated to the inside of the rectangular groove 14 by pulling the limiting block 173, the rotating plate 16 is clamped by the clamping mechanism 15 arranged on the upper side of the rectangular groove 14, when the clamping mechanism 15 is contacted with the rotating plate 16, the clamping block 152 is extruded by the first spring 151, the rotating plate 16 is clamped by the elastic characteristic of the clamping block 152, the occupied area of the rotating plate 16 is reduced, meanwhile, the use is simple, the operation is convenient, the book storage bin 18 is arranged on the back side of the draw-bar box, the user can place articles such as books in the books storehouse 18, and the convenience of use person takes at any time.

The working principle is as follows: when a user needs to use the device, the knob 9 can be screwed to enable the screw sleeve 8 connected with the knob 9 to rotate simultaneously, at the moment, the screw rod 10 inserted in the screw sleeve 8 is in threaded fit with the screw rod 10, so that the screw rod 10 extends and retracts in the loop bar 7, then the moving plate 11 connected with the screw rod 10 synchronously displaces to drive the sliding block 12 connected with the moving plate 11 to slide in the strip-shaped sliding groove in the groove 6, the stability of the screw rod 10 in the motion process is ensured, the moving wheel 13 arranged at the bottom end of the moving plate 11 extends out of the groove 6 to be in contact with the ground, at the moment, after the adjustable telescopic pull rod 3 is used to reach a proper length, the handle 4 is held by a hand to push the pull rod box body 1 to move, when the user carries more articles, the limit block 173 can be pushed upwards to enable the limit block 173 to push the second spring 172 to be embedded in the groove hole 171 formed in the upper side of, make and rotate ninety degrees with rectangular channel 14 articulated rotor plate 16 atress, the user can hold other article at rotor plate 16 upside this moment, reduce the physical power that the user consumes, when the user is waiting, can put the article of placing on rotor plate 16 on ground, sit short rest on rotor plate 16, when need not to use rotor plate 16, can be again to the rotor plate 16 application of force, through pulling stopper 173, make rotor plate 16 rotate to rectangular channel 14 inside, utilize the block mechanism 15 of rectangular channel 14 upside setting to carry out the block to rotor plate 16, when block mechanism 15 and rotor plate 16 contact, extrude fixture block 152 with first spring 151, utilize the elastic characteristic of fixture block 152 self, block rotor plate 16, reduce the area of rotor plate 16, and is simple to use simultaneously, and convenient operation.

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.

Claims

1. Children's draw-bar box, including draw-bar box body (1), its characterized in that: the anti-collision device is characterized in that an anti-collision strip (2) is arranged on the outer side of the draw-bar box body (1), a telescopic draw bar (3) is installed at the top end of the draw-bar box body (1), a handle (4) is arranged on the upper side of the telescopic draw bar (3), a handle (5) is fixedly connected to the left side of the draw-bar box body (1), a groove (6) is formed in the bottom end of the draw-bar box body (1), a loop bar (7) is fixedly connected to the upper side of the groove (6), a threaded sleeve (8) is connected to the lower side of the loop bar (7) through a bearing, a knob (9) is fixedly connected to the outer side of the threaded sleeve (8), a screw (10) is inserted into the threaded sleeve (8), the screw (10) extends into the loop bar (7), a movable plate is fixedly connected to the bottom end of the screw (10), sliders (12) are arranged on the left side and the right side of the groove (6), and one, the utility model discloses a draw-bar box, including movable plate (11), draw-bar box body (1), draw-bar box, clamping mechanism (15) are installed to the downside of movable plate (11), rectangular channel (14) have been seted up at the back of draw-bar box body (1), and the upside of rectangular channel (14) installs, the downside of rectangular channel (14) articulates there is rotor plate (16), the top of rectangular channel (14) is provided with stop gear (17), books storage compartment (18) have been seted up at the back of draw-bar box body (1).

2. The children's draw-bar box of claim 1, wherein: four groups of anti-collision strips (2) are arranged, and the four groups of handles (4) are glued at four corners of the draw-bar box body (1).

3. The children's draw-bar box of claim 1, wherein: the inner side of the groove (6) is provided with a strip-shaped sliding groove at a position corresponding to the sliding block (12), the inner wall of the strip-shaped sliding groove is in contact with the surface of the sliding block (12), and the groove (6) is in sliding connection with the sliding block (12).

4. The children's draw-bar box of claim 1, wherein: the upper side of the screw rod (10) is square, and the inner side size of the screw rod (10) is matched with the outer side size of the loop bar (7).

5. The children's draw-bar box of claim 1, wherein: the clamping mechanism (15) comprises a first spring (151) and a clamping block (152), the outer side of the first spring (151) is connected with the inner wall of the rectangular groove (14), the clamping block (152) is fixedly connected to the inner side of the first spring (151), and the clamping block (152) and the rectangular groove (14) form an elastic telescopic structure through the first spring (151).

6. The children's draw-bar box of claim 1, wherein: limiting mechanism (17) include slot hole (171), second spring (172) and stopper (173), the upside in rectangular channel (14) is seted up in slot hole (171), the inside of slot hole (171) is connected with stopper (173) through second spring (172).