CN212814884U

CN212814884U - Portable draw-bar box

Info

Publication number: CN212814884U
Application number: CN202020495395.8U
Authority: CN
Inventors: 王起
Original assignee: Wuxi Qida Luggage Co ltd
Current assignee: Wuxi Qida Luggage Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2021-03-30
Anticipated expiration: 2030-04-08

Abstract

The utility model provides a portable draw-bar box, comprising a box body and a box cover, the zip fastener has been made to box and the one side in opposite directions of case lid, the equal interlock in both sides at zip fastener top has the pull head, the bottom fixedly connected with base of box, the inner chamber of base is provided with adjustment mechanism. The utility model discloses a recess, a fixed section of thick bamboo, spacing hole, the telescopic link, the handle, spacing spring, the cooperation of spacing head and through-hole, can highly adjust the baffle, increase the space of placing at box top, convenient to use person puts case and bag to the top of box, cooperation through kelly and card hole, it is fixed to carry out the chucking to the carousel, prevent that unexpected rotation from appearing when the carousel from stewing, cooperation through the antiskid cover, can increase the coefficient of friction between pull rod and the user hand, cooperation through buffer spring, can cushion the shock attenuation to the bottom of removing the seat, prevent to remove the bottom bump of seat and base.

Description

Portable draw-bar box

Technical Field

The utility model relates to a draw-bar box field especially relates to a portable draw-bar box.

Background

The draw-bar box is a luggage case with draw bars and rollers, which is widely used due to convenient use, and the draw-bar box is also provided with a draw bar due to the box, which is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the luggage case is convenient to drag when walking, the burden is greatly reduced, and the draw-bar box can be carried by hand or dragged.

When people go out work or travel, people can all use the draw-bar box to accomodate a large amount of clothing or article and carry, because the clothing articles for use is more, whole weight is heavier to cause the draw-bar box comparatively heavy, thereby traditional draw-bar box is in the use, can not zoom to the pulley according to user's actual demand, thereby the person of not being convenient for carries the draw-bar box, reinforcing people is to the intensity of labour that carries of draw-bar box, give people the activity of going out and cause the influence.

Therefore, there is a need to provide a portable draw-bar box that solves the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a portable draw-bar box has solved traditional draw-bar box in the use, and the not convenient to use person carries out the problem that the draw-bar box carried.

For solving the technical problem, the utility model provides a pair of portable draw-bar box, including box and case lid, the zip fastener has been made to box and case lid one side in opposite directions, the equal interlock in both sides at zip fastener top has the pull head, the bottom fixedly connected with base of box, the inner chamber of base is provided with adjustment mechanism, the equal fixedly connected with fixing base in both sides at box top, the positive top bolt of box has the limiting plate, the central department bolt at the box back has the pull rod, the central department bolt at box top has the carrying handle.

Preferably, the adjusting mechanism comprises a screw rod, a rotary table, a handle, a rotary shaft, a rotary sleeve, a threaded sleeve, a moving seat, a pulley, a sliding groove, a driving gear, a driven gear, a through hole and a universal wheel, the sliding groove is vertically arranged at the center of two sides of the inner cavity of the base, the through hole is arranged around the bottom of the inner cavity of the base, the rotary sleeve is embedded at the top of the left side of the inner cavity of the base, the rotary shaft is transversely and rotatably connected with the inner cavity of the rotary sleeve, the rotary table is connected to the left side of the rotary shaft in a penetrating manner, the handle is bolted to the bottom of the left side of the rotary table, the driving gear is bolted to one end of the rotary shaft, which is far away from the rotary sleeve, the driven gear is meshed at the top of the driving gear, the screw rod is vertically bolted to the inner cavity of the driven, the both ends of thread bush all transversely fixedly connected with remove the seat, the center department that removes the seat both sides all has bolted the pulley with spout sliding fit, remove all the bolted universal wheel that uses with logical groove cooperation all around of seat bottom.

Preferably, the top of limiting plate inner chamber is seted up flutedly, the equal fixedly connected with solid fixed cylinder in both sides of limiting plate inner chamber bottom, spacing hole has been seted up to the positive center department of solid fixed cylinder, the center department sliding connection of solid fixed cylinder inner chamber has the telescopic link, the top of telescopic link is run through the recess and the bolt has the baffle, the center department bolt at baffle top has the handle, the horizontal bolt of center department of telescopic link inner chamber has spacing spring, spacing spring keeps away from one end bolt of telescopic link have with spacing hole joint complex spacing head, the flexible complex through-hole with spacing head is seted up at the center of telescopic link inner chamber.

Preferably, the left top of base articulates there is the kelly, all seted up all around the carousel with kelly joint complex card hole, and the quantity in card hole is no less than 4.

Preferably, the surface of the top of the pull rod is bonded with an anti-slip sleeve through a strong sealant, and the thickness of the anti-slip sleeve is not less than 2 cm.

Preferably, the two sides of the bottom of the inner cavity of the base are vertically bolted with buffer springs, and the buffer springs are located under the movable seat.

Preferably, the center of the front surface of the limiting plate is provided with a cover plate, the center of the top of the cover plate is provided with a buckling groove, and the buckling groove is arc-shaped.

Compared with the prior art, the utility model provides a pair of portable draw-bar box has following beneficial effect:

the utility model provides a portable draw-bar box,

1. the utility model discloses a lead screw, carousel, handle, pivot, commentaries on classics cover, driving gear and driven gear's cooperation can provide transmission power source to the lead screw, through pulley, spout, thread bush, removal seat, through-hole and universal wheel's cooperation, can stretch out and draw back to the universal wheel then and accomodate according to user's actual demand, satisfies the user then to the daily demand of carrying of draw-bar box, reduces the user to the intensity of labour that carries of draw-bar box.

2. The utility model discloses a recess, a fixed section of thick bamboo, spacing hole, the telescopic link, the handle, spacing spring, the cooperation of spacing head and through-hole, can highly adjust the baffle, increase the space of placing at box top, the person of facilitating the use puts case and bag to the top of box, cooperation through kelly and card hole, it is fixed to carry out the chucking to the carousel, prevent that unexpected rotation from appearing when the carousel from stewing, cooperation through the antiskid cover, can increase the coefficient of friction between pull rod and the user hand, cooperation through buffer spring, can cushion the shock attenuation to the bottom of removing the seat, prevent to remove the bottom of seat and base and bump, cooperation through the catching groove, the person of facilitating the use opens the apron and retrieves the limiting plate, prevent when need not carrying on spacingly to article, cause inconvenience for the user.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a portable draw-bar box according to the present invention;

FIG. 2 is a cross-sectional view of the base shown in FIG. 1;

FIG. 3 is a structural cross-sectional view of the limiting plate shown in FIG. 1;

fig. 4 is a sectional view showing the structure of the telescopic rod of fig. 1.

Reference numbers in the figures: 1. a box body; 2. a box cover; 3. a zipper; 4. a slider; 5. a base; 6. an adjustment mechanism; 61. a screw rod; 62. a driven gear; 63. a handle; 64. rotating the sleeve; 65. a driving gear; 66. a rotating shaft; 67. a threaded sleeve; 68. a movable seat; 69. a pulley; 610. a chute; 611. a universal wheel; 612. a through groove; 613. a turntable; 7. a limiting plate; 8. a fixed cylinder; 9. a limiting hole; 10. a telescopic rod; 11. a limiting head; 12. a groove; 13. a handle; 14. a baffle plate; 15. a through hole; 16. a limiting spring; 17. a pull rod; 18. a fixed seat; 19. and (5) clamping the rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural view of a preferred embodiment of a portable draw-bar box according to the present invention, fig. 2 is a structural sectional view of the base shown in fig. 1, fig. 3 is a structural sectional view of a stopper plate shown in fig. 1, fig. 4 is a structural sectional view of the telescopic rod shown in fig. 1, and a portable draw-bar box comprises a box body 1 and a box cover 2, a zipper 3 is sewn at one opposite side of the box body 1 and the box cover 2, sliders 4 are respectively occluded at two sides of the top of the zipper 3, the bottom of the box body 1 is fixedly connected with a base 5, the inner cavity of the base 5 is provided with an adjusting mechanism 6, the two sides of the top of the box body 1 are fixedly connected with fixed seats 18, the top of the front surface of the box body 1 is bolted with a limiting plate 7, the center of the back of the box body 1 is bolted with a pull rod 17, and the center of the top of the box body 1 is bolted with a lifting handle.

The adjusting mechanism 6 comprises a screw rod 61, a rotary table 613, a handle 63, a rotating shaft 66, a rotary sleeve 64, a threaded sleeve 67, a moving seat 68, a pulley 69, a sliding groove 610, a driving gear 65, a driven gear 62, a through hole 15 and a universal wheel 611, wherein the central parts of two sides of an inner cavity of the base 5 are vertically provided with the sliding groove 610, the periphery of the bottom of the inner cavity of the base 5 is provided with the through hole 15, the top of the left side of the inner cavity of the base 5 is embedded with the rotary sleeve 64, the inner cavity of the rotary sleeve 64 is transversely and rotatably connected with the rotating shaft 66, the left side of the rotating shaft 66 penetrates through the rotary sleeve 64 and is bolted with the rotary table 613, the bottom of the left side of the rotary table 613 is bolted with the handle 63, one end of the rotating shaft 66, far away from the rotary sleeve 64, is bolted with the driving gear 65, the top of the driving gear 65 is engaged with the driven gear 62, threaded connection has the thread bush 67 at the center department of lead screw 61, the equal horizontal fixedly connected with in both ends of thread bush 67 removes seat 68, the center department that removes seat 68 both sides all has bolted the pulley 69 with spout 610 sliding fit, remove all around of seat 68 bottom all have bolted universal wheel 611 with logical groove 612 cooperation use, can be according to user's actual demand, then to the universal wheel 611 accomodate that stretches out and draws back, then satisfy the daily demand of carrying of user to the draw-bar box, reduce the user to the intensity of labour that carries of draw-bar box.

The top of 7 inner chambers of limiting plate is seted up flutedly 12, the equal fixedly connected with solid fixed cylinder 8 in both sides of 7 inner chambers of limiting plate bottom, spacing hole 9 has been seted up to the positive center department of solid fixed cylinder 8, the center department sliding connection of solid fixed cylinder 8 inner chambers has telescopic link 10, recess 12 and bolt have baffle 14 are run through at the top of telescopic link 10, the center department bolt at baffle 14 top has handle 13, the horizontal bolt of center department of telescopic link 10 inner chambers has spacing spring 16, spacing spring 16 keeps away from one end bolt of telescopic link 10 have with spacing hole 9 joint complex spacing head 11, the center of telescopic link 10 inner chambers seted up with spacing head 11 flexible complex through-hole 15, can adjust baffle 14's height, increase the space of placing at 1 top of box, convenient to use person puts the case and bag to the top of box 1.

The left top of base 5 articulates there is kelly 19, carousel 613 all seted up all around with kelly 19 joint complex card hole, and the quantity in card hole is no less than 4, can carry out the chucking to carousel 613 and fix, the unexpected rotation appears when preventing that carousel 613 from stewing.

The surface at the top of the pull rod 17 is bonded with an anti-slip sleeve through a strong sealant, the thickness of the anti-slip sleeve is not less than 2 cm, and the friction coefficient between the pull rod 17 and the hand of a user can be increased.

The equal vertical bolt in both sides of base 5 inner chamber bottom has buffer spring, and buffer spring is located and removes under seat 68, can cushion the shock attenuation to the bottom of removing seat 68, prevents to remove the bottom of seat 68 and base 5 and bumps.

The apron has been seted up to the positive center department of limiting plate 7, and the centre department at apron top has seted up the catching groove, and the shape of catching groove is the arc, prevents to cause inconvenience for the user when need not spacing article.

The utility model provides a pair of portable draw-bar box's theory of operation as follows:

when the user needs to stably place the draw-bar box for rest, the user rotates the handle 63 clockwise to make the handle 63 drive the rotating disc 613 to rotate, the rotating disc 613 drives the rotating shaft 66 to rotate in the inner cavity of the rotating sleeve 64, then the rotating shaft 66 drives the driven gear 62 through the driving gear 65 to make the screw rod 61 rotate reversely, the screw rod 61 drives the moving seat 68 to move upwards through the thread sleeve 67, the pulley 69 slides in the inner cavity of the sliding groove 610, so that the lifting stability of the moving seat 68 is enhanced, so that the movable seat 68 drives the universal wheel 611 to retract upwards into the base 5 to the original position, thereby enabling the draw-bar box to fall to the ground stably, when the user need remove the draw-bar box, on the same way, the anticlockwise turning handle 63 of user, remove the seat 68 and drive universal wheel 611 and run through base 5 to the outside downwards to base 5 and box 1 jack-up, the user removes the draw-bar box can.

the utility model discloses a lead screw 61, carousel 613, handle 63, pivot 66, change cover 64, driving gear 65 and driven gear 62's cooperation, can provide transmission power source to lead screw 61, through pulley 69, spout 610, thread bush 67, remove seat 68, through-hole 15 and universal wheel 611's cooperation, can be according to user's actual demand, accomodate universal wheel 611 telescopically then, satisfy the user then to the daily demand of carrying of draw-bar box, reduce the user to the intensity of labour that carries of draw-bar box.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a portable draw-bar box, includes box (1) and case lid (2), its characterized in that: the novel box is characterized in that a zipper (3) is sewn on one side of the box body (1) opposite to the box cover (2), sliders (4) are respectively meshed on two sides of the top of the zipper (3), a base (5) is fixedly connected to the bottom of the box body (1), an adjusting mechanism (6) is arranged in an inner cavity of the base (5), fixing seats (18) are respectively fixedly connected to two sides of the top of the box body (1), a limiting plate (7) is bolted on the front top of the box body (1), a pull rod (17) is bolted on the center of the back of the box body (1), and a lifting handle is bolted on the center of the top of the box body (1).

2. The portable draw-bar box according to claim 1, wherein the adjusting mechanism (6) comprises a screw rod (61), a turntable (613), a handle (63), a rotating shaft (66), a rotating sleeve (64), a threaded sleeve (67), a moving seat (68), a pulley (69), a sliding groove (610), a driving gear (65), a driven gear (62), through holes (15) and a universal wheel (611), the sliding groove (610) is vertically arranged at the center of each of two sides of the inner cavity of the base (5), the through holes (15) are arranged around the bottom of the inner cavity of the base (5), the rotating sleeve (64) is embedded at the top of the left side of the inner cavity of the base (5), the rotating shaft (66) is transversely and rotatably connected with the inner cavity of the rotating sleeve (64), the left side of the rotating shaft (66) penetrates through the rotating sleeve (64) and is bolted with the turntable (613), the handle (63) is bolted with the bottom of, the one end bolt of changeing cover (64) is kept away from in pivot (66) has driving gear (65), the top meshing of driving gear (65) has driven gear (62), the vertical bolt of inner chamber of driven gear (62) has lead screw (61), the top and the bottom of lead screw (61) are all rotated through the inner chamber of bearing and base (5) and are connected, the center department threaded connection of lead screw (61) has thread bush (67), the equal horizontal fixedly connected with in both ends of thread bush (67) removes seat (68), the center department that removes seat (68) both sides all has bolted connection with spout (610) sliding fit's pulley (69), all bolted connection has universal wheel (611) with leading to groove (612) cooperation use all around removing seat (68) bottom.

3. The portable draw-bar box according to claim 1, characterized in that the top of the inner cavity of the limiting plate (7) is provided with a groove (12), the two sides of the bottom of the inner cavity of the limiting plate (7) are fixedly connected with fixed cylinders (8), a limiting hole (9) is arranged at the center of the front surface of the fixed cylinder (8), a telescopic rod (10) is connected at the center of the inner cavity of the fixed cylinder (8) in a sliding way, the top of the telescopic rod (10) penetrates through the groove (12) and is bolted with a baffle plate (14), a handle (13) is bolted at the center of the top of the baffle (14), a limiting spring (16) is transversely bolted at the center of the inner cavity of the telescopic rod (10), one end of the limiting spring (16) far away from the telescopic rod (10) is bolted with a limiting head (11) which is in clamping fit with the limiting hole (9), the center of the inner cavity of the telescopic rod (10) is provided with a through hole (15) which is matched with the limiting head (11) in a telescopic way.

4. The portable draw-bar box according to claim 2, characterized in that a clamping rod (19) is hinged to the top of the left side of the base (5), clamping holes matched with the clamping rod (19) in a clamping manner are formed in the periphery of the turntable (613), and the number of the clamping holes is not less than 4.

5. The portable draw-bar box according to claim 1, characterized in that the surface of the top of the draw-bar (17) is adhered with an anti-slip cover by strong sealant, and the thickness of the anti-slip cover is not less than 2 cm.

6. The portable draw-bar box according to claim 1, characterized in that the two sides of the bottom of the inner cavity of the base (5) are vertically bolted with buffer springs which are positioned right below the moving seat (68).

7. The portable draw-bar box according to claim 1, wherein the front of the limiting plate (7) is provided with a cover plate at the center, and the cover plate is provided with a fastening groove at the center of the top, and the fastening groove is arc-shaped.