CN212394139U

CN212394139U - Framework pull rod structure for draw-bar box

Info

Publication number: CN212394139U
Application number: CN202021201851.XU
Authority: CN
Inventors: 张世杰
Original assignee: Xingan Yongsheng Luggage Leather Goods Co ltd
Current assignee: Xingan Yongsheng Luggage Leather Goods Co ltd
Priority date: 2020-06-27
Filing date: 2020-06-27
Publication date: 2021-01-26
Anticipated expiration: 2030-06-27

Abstract

The utility model discloses a frame pull rod structure for a draw-bar box, which comprises a frame reinforcing mechanism and a draw-bar body, wherein the draw-bar body and the frame reinforcing mechanism are connected into a whole and fixed on the outer contour of the draw-bar box; the pull rod body is provided with a fixed rod, a movable rod and a limiting mechanism, the limiting mechanism is arranged in the movable rod, and the movable rod is positioned at different positions of the fixed rod; the framework reinforcing mechanism is provided with a bottom support reinforcing block and a top frame reinforcing block, the bottom support reinforcing block is located at the bottom of the fixed rod of the pull rod body, and the top frame reinforcing block is located at the top of the top frame reinforcing block to form a reinforcing framework pull rod structure. The utility model discloses a framework pull rod structure for draw-bar box designs scientific and reasonable, through becoming the framework bearing structure of draw-bar box to the pull rod, greatly increased the mechanical strength of draw-bar box, has the inside usage space that has increased the draw-bar box, can also regard the pull rod as the handle to use, the function is multi-purpose, and is whole pleasing to the eye, is worth promoting.

Description

Framework pull rod structure for draw-bar box

Technical Field

The utility model relates to a case and bag accessory technical field, concretely relates to framework draw bar structure for draw-bar box that big protection box of mechanical strength and function are multi-purpose.

Background

A trolley case refers to a luggage case having a trolley and rollers. It is widely used because of its convenient use. Meanwhile, the draw-bar box is also provided with a draw bar 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 draw-bar box is convenient to drag when walking, and the burden is greatly reduced. The pull rod of traditional draw-bar box all sets up at the back, has following problem like this: 1. the pull rod is arranged on the back of the pull rod box, so that a large amount of space of the pull rod box is occupied, and in order to hide the pull rod, the inner part of the pull rod is bulged, so that electronic products are not easy to store, and the electronic products are easy to crush; 2. because the pull rod is stressed unevenly when being lifted by one side under stress, the pull rod is damaged, and a plurality of pull rods have no lifting function; 3. The middle part is of a zipper structure, so that the middle part is very weak in stress, and the most important source for crushing the box body is located in the places; 4, the function is less and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a learn the big protection box of intensity and multi-purpose framework draw-bar structure for draw-bar box of function.

In order to overcome the defects in the prior art, the utility model adopts the following technical scheme:

a frame pull rod structure for a pull rod box comprises a frame reinforcing mechanism and a pull rod body, wherein the pull rod body and the frame reinforcing mechanism are connected into a whole and fixed on the outer contour of the pull rod box; the pull rod body is provided with a fixed rod, a movable rod and a limiting mechanism, the limiting mechanism is arranged in the movable rod, and the movable rod is positioned at different positions of the fixed rod; the framework reinforcing mechanism is provided with a bottom support reinforcing block and a top frame reinforcing block, the bottom support reinforcing block is located at the bottom of the fixed rod of the pull rod body, and the top frame reinforcing block is located at the top of the top frame reinforcing block to form a reinforcing framework pull rod structure.

Furthermore, the top frame reinforcing block is fixed inside the upper outline of the draw-bar box and serves as an upper reinforcing rib of the box body; the bottom support reinforcing block is fixed in the bottom of the draw-bar box and serves as a bottom reinforcing rib of the box body; the fixed rods are embedded in two sides of the draw-bar box and are reinforced.

Furthermore, stop gear includes synchronous machine, screw rod and screw rod connecting piece, and the screw rod connecting piece is fixed and is moved the pole inside, and synchronous machine fixes and decide the pole inside.

Furthermore, one end of the screw is connected with the output end of the synchronous motor, the other end of the screw is in threaded connection with the rod connecting piece, the screw connecting piece is fixed below the inner part of the moving rod, and the moving rod is sleeved in the fixed rod.

Furthermore, a plurality of bidirectional limiting holes are formed in the fixed rod, and the bidirectional limiting holes are clamped with bidirectional clamping pins of the limiting mechanism.

Furthermore, stop gear is equipped with the regulation and presses the button, pushes up and touches connecting rod and bayonet lock seat, pushes up and touches connecting rod one end and the regulation and presses the button and is connected the other end and the bayonet lock seat top touches.

Furthermore, the bidirectional clamping pin is positioned in the clamping pin seat, and the clamping pin seat fixes the bidirectional clamping pin.

Furthermore, a draw-bar box nesting sleeve is arranged on the fixed rod and is positioned at the end part of the fixed rod and covers the joint of the bottom support reinforcing block and the top frame reinforcing block.

Furthermore, an anti-theft lock is arranged on the top frame reinforcing block or the pull rod body, two sides of the opening of the pull rod box are locked by the anti-theft lock, and a zipper plate of the pull rod box is matched with the anti-theft lock.

Furthermore, still be equipped with the anti-lost alarm on top frame boss or the pull rod body, the anti-lost alarm is fixed between top frame boss and the pull rod box, or the anti-lost alarm is fixed on the pull rod body.

Furthermore, a USB socket is arranged on the frame body pull rod structure for the draw-bar box and is fixed on the top frame reinforcing block or the draw-bar body.

Furthermore, the frame body reinforcing mechanism and the pull rod body are both made of flat aluminum alloy, and the width of the hand-held part of the pull rod body is smaller than that of the flat moving rod.

The utility model discloses a framework pull rod structure for draw-bar box designs scientific and reasonable, through becoming the framework bearing structure of draw-bar box to the pull rod, greatly increased the mechanical strength of draw-bar box, has the inside usage space that has increased the draw-bar box, can also regard the pull rod as the handle to use, the function is multi-purpose, and is whole pleasing to the eye, is worth promoting.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive exercise according to the drawings:

fig. 1 is a schematic view of an embodiment of a frame body draw bar structure for a draw-bar box according to the present invention;

FIG. 2 is a schematic view of the installation of the frame pull rod structure for a draw-bar box;

FIG. 3 is a schematic view of a frame body draw bar structure for a draw-bar box as an electric draw bar;

FIG. 4 is an enlarged partial schematic view of the draw bar structure of the frame for the draw-bar box of FIG. 3;

FIG. 5 is a schematic diagram of the two-way principle of the limiting mechanism of the frame pull rod structure for the draw-bar box;

FIG. 6 is a schematic view, partially in section, of the frame tie structure for the draw-bar box of FIG. 5;

FIG. 7 is a side schematic view of the frame tie structure for the draw-bar box of FIG. 6;

FIG. 8 is a schematic diagram of a frame pull rod structure USB socket for a draw-bar box, an anti-theft lock and an anti-lost alarm combined into a module;

in the drawings: 1-a frame body reinforcement mechanism; 2-a tie rod body; 11-a shoe stiffener; 12-a top frame stiffener; 121-anti-theft lock; 122-anti-loss alarm; 123-USB socket; 21-fixed rod; 22-an active bar; 23-a limiting mechanism; 24-a hand grip; 211-bidirectional limiting holes; 212-draw-bar box nesting; 231-a synchronous machine; 232-screw rod; 233-screw connection; 234-bidirectional bayonet; 235-adjusting press button; 236-top contact link; 237-a latch holder; 234 a-inclined plane; 234 b-return spring; 237 a-control block.

Detailed Description

The present invention will be described in detail with reference to the drawings and specific embodiments, and the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.

Example 1

As shown in fig. 1 and 2, a frame pull rod structure for a draw-bar box comprises a frame reinforcing mechanism 1 and a pull rod body 2, wherein the pull rod body 2 and the frame reinforcing mechanism 1 are connected into a whole and fixed on the outer contour of the draw-bar box; the pull rod body 2 is provided with a fixed rod 21, a movable rod 22 and a limiting mechanism 23, the limiting mechanism 23 is arranged in the movable rod 22, and the movable rod 22 is positioned at different positions of the fixed rod 21; framework strengthening mechanism 1 is equipped with collet boss 11 and top frame boss 12, and collet boss 11 is located the fixed rod 21 bottom of pull rod body 2, and top frame boss 12 is located top frame boss 12 tops, constitutes a reinforcement framework pull rod structure.

Accurately describing the working principle: in the case of the draw-bar box, the frame structure formed by the draw-bar body 2 and the frame reinforcing mechanism 1 is injection-molded or fixed to the draw-bar box casing, and is precisely a part of the casing of the draw-bar box located on the side of the zipper located in the middle. Therefore, the frame pull rod structure is used as the middle part of the pull rod box to achieve the enhancement effect, and the pull rod 22 is more suitable for being used as a handle due to the fact that the pull rod is not influenced by shearing force after being pulled up.

Specifically, the top frame reinforcing block 12 is fixed inside the upper profile of the draw-bar box and serves as an upper reinforcing rib of the box body; the bottom support reinforcing block 11 is fixed in the bottom of the draw-bar box and serves as a bottom reinforcing rib of the box body; the fixed rods 21 are embedded at two sides of the draw-bar box and are reinforced at two sides.

Example 2

As shown in fig. 3 and 4, according to embodiment 1, the frame body draw bar structure for a draw-bar box is used as an electric automatic draw bar: the limiting mechanism 23 comprises a synchronous motor 231, a screw 232 and a screw connecting piece 233, the screw connecting piece 233 is fixed inside the moving rod 22, and the synchronous motor 231 is fixed inside the fixed rod 21. One end of the screw 232 is connected with the output end of the synchronous motor 231, the other end of the screw is in threaded connection with the rod connecting piece 233, the screw connecting piece 233 is fixed below the inside of the moving rod 22, and the moving rod 22 is sleeved in the fixed rod 21.

Further description of its efficacy: synchronous machine 231 uses cell-phone NFC or bluetooth control, and synchronous machine 231 that is located the inside both sides of deciding pole 21 starts simultaneously, and screw rod 232 is rotatory to lead to screw rod connecting piece 233 to move up and move movable rod 22 and move up, and threaded connection is more firm like this, uses as the hand (hold), decides pole 21 and reaches the pulling force that is not less than 120 kilograms. And can also provide an automatic lifting function.

Example 3

As shown in fig. 5 to 7, according to embodiment 1, the frame body draw bar structure for a draw-bar box is used as a general reinforcing draw bar and a handle: the fixed rod 21 is provided with a plurality of bidirectional limiting holes 211, and the bidirectional limiting holes 211 are clamped with bidirectional clamping pins 234 of the limiting mechanism 23. The limiting mechanism 23 is provided with an adjusting pressing button 235, a pushing and contacting connecting rod 236 and a clamping pin seat 237, and one end of the pushing and contacting connecting rod 236 is connected with the adjusting pressing button 235, and the other end is pushed and contacted with the clamping pin seat 237.

Specifically, the bi-directional detent 234 is located within a detent seat 237, and the detent seat 237 secures the bi-directional detent 234. The fixed rod 21 is provided with a draw-bar box nesting 212, and the draw-bar box nesting 212 is positioned at the end part of the fixed rod 21 and covers the joint of the bottom support reinforcing block 11 and the top frame reinforcing block 12.

Specifically, the bidirectional latch 234 is caught in a guide rail of a latch holder 237, and the bidirectional latch 234 is fixed by a return spring 234b, the bidirectional latch 234 is provided with an inclined surface 234a, a control block 237a which moves up and down due to the return spring 234b of the bidirectional latch 234 is provided in the latch holder 237, the inclined block of the control block 237a is matched with the inclined surface 234a of the bidirectional latch 234, and the control block 237a is abutted against the abutting link 236. When the control block 237a is pressed down, the inclined block moves down to move the inclined surface 234a of the bidirectional bayonet 234 to the center of the bayonet holder 237, the bidirectional bayonet 234 leaves the bidirectional limiting hole 211, so that the moving rod 22 can move freely in the fixed rod 21, and the bidirectional bayonet 234 is clamped by the bidirectional limiting hole 211 to be positioned due to the return tension spring 234b when the control block 237a is released.

Strengthen the pull rod based on ordinary pull rod stop gear principle, ordinary pull rod stop gear be one-way, the utility model discloses the improvement is two-way, has increased its pulling force and can reach more than 80kg to two-way bayonet lock 234 card on two-way spacing hole 211, can regard as handle and pull rod and reinforcement frame to use the framework draw-bar structure for the draw-bar box completely.

Example 4

As shown in fig. 8, the other portions are the same as those in embodiment 2 or 3. The anti-theft lock 121 is arranged on the top frame reinforcing block 12 or the pull rod body 2, the anti-theft lock 121 locks two sides of an opening of the pull rod box, a zipper plate of the pull rod box is matched with the anti-theft lock 121, and the anti-theft lock 121 locks the zipper plate to prevent others from opening the pull rod box.

In practice, the anti-lost alarm 122 may also be arranged on the top frame reinforcing block 12 or the pull rod body 2, and the anti-lost alarm 122 is fixed between the top frame reinforcing block 12 and the pull rod box body, or the anti-lost alarm 122 is fixed on the pull rod body 2. The anti-lost alarm 122 is exactly the bluetooth anti-lost alarm 122, and the specific parameters are as follows: the communication protocol is Bluetooth V4.0+ EDR, the working distance is less than 30m, and the method is suitable for an android system and an apple system. Therefore, the draw-bar box has the function of anti-theft alarm.

In practice, the draw-bar box frame body draw-bar structure may be provided with the USB socket 123, and the USB socket 123 is fixed to the top frame reinforcing block 12 or the draw-bar body 2. The treasured that charges can be connected to USB socket 123 one end, and the power that cell-phone or bluetooth were prevented losing alarm 122 can be connected to the other end charges. Specifically, the USB socket 123, the anti-theft lock 121 and the anti-lost alarm 122 can be combined into a module to be directly mounted on the top frame reinforcing block 12 or the pull rod body 2, so that the whole structure is beautiful and easy to disassemble and mount.

In some embodiments, the frame reinforcement mechanism 1 and the tie rod body 2 are flat aluminum alloys, and the width of the handle portion 24 of the tie rod body 2 is smaller than the width of the flat moving rod 22. The flat frame body reinforcing mechanism 1 and the pull rod body 2 are used as the middle of the pull rod box and used as a frame body to fasten two shells of the pull rod box and also used as one part of the shells, so that the appearance is attractive, and the mechanical strength is enhanced.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a framework draw-bar structure for draw-bar box which characterized in that: the pull rod box comprises a frame body reinforcing mechanism (1) and a pull rod body (2), wherein the pull rod body (2) and the frame body reinforcing mechanism (1) are connected into a whole and fixed on the outer contour of the pull rod box; the pull rod body (2) is provided with a fixed rod (21), a moving rod (22) and a limiting mechanism (23), and the limiting mechanism (23) is arranged in the moving rod (22) to enable the moving rod (22) to be positioned at different positions of the fixed rod (21); framework strengthening mechanism (1) is equipped with collet boss (11) and top frame boss (12), and collet boss (11) are located deciding pole (21) bottom of pull rod body (2), and top frame boss (12) are located top frame boss (12) top, constitute a reinforcement framework pull rod structure.

2. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the top frame reinforcing block (12) is fixed in the upper outline of the draw-bar box and serves as an upper reinforcing rib of the box body; the bottom support reinforcing block (11) is fixed in the bottom of the draw-bar box and serves as a bottom reinforcing rib of the box body; the fixed rods (21) are embedded at two sides of the draw-bar box and are reinforced.

3. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the limiting mechanism (23) comprises a synchronous motor (231), a screw rod (232) and a screw rod connecting piece (233), the screw rod connecting piece (233) is fixed inside the moving rod (22), and the synchronous motor (231) is fixed inside the fixed rod (21).

4. The frame body draw bar structure for draw bar boxes according to claim 3, characterized in that:

one end of the screw rod (232) is connected with the output end of the synchronous motor (231), the other end of the screw rod is in threaded connection with the rod connecting piece (233), the screw rod connecting piece (233) is fixed below the inner part of the moving rod (22), and the moving rod (22) is sleeved in the fixed rod (21).

5. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the fixed rod (21) is provided with a plurality of bidirectional limiting holes (211), and the bidirectional limiting holes (211) are clamped with bidirectional clamping pins (234) of the limiting mechanism (23).

6. The frame body draw bar structure for draw bar boxes according to claim 5, characterized in that:

the limiting mechanism (23) is provided with an adjusting pressing button (235), a jacking connecting rod (236) and a clamping pin seat (237), one end of the jacking connecting rod (236) is connected with the adjusting pressing button (235), and the other end of the jacking connecting rod is jacked with the clamping pin seat (237).

7. The frame body draw bar structure for draw bar boxes according to claim 6, wherein:

the bidirectional clamping pin (234) is positioned in a clamping pin seat (237), and the clamping pin seat (237) fixes the bidirectional clamping pin (234).

8. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the fixed rod (21) is provided with a draw-bar box nesting sleeve (212), and the draw-bar box nesting sleeve (212) is positioned at the end part of the fixed rod (21) and covers the joint of the bottom support reinforcing block (11) and the top frame reinforcing block (12).

9. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the top frame reinforcing block (12) or the pull rod body (2) is provided with an anti-theft lock (121), and the anti-theft lock (121) locks two sides of an opening of the pull rod box.

10. The frame body draw bar structure for a draw-bar box according to claim 1 or 9, characterized in that:

still be equipped with on top frame boss (12) or pull rod body (2) and prevent losing alarm (122), prevent losing alarm (122) and fix between top frame boss (12) and the pull rod box, or prevent losing alarm (122) and fix on pull rod body (2).

11. The frame body draw bar structure for a draw-bar box according to claim 1 or 9, characterized in that:

the frame body pull rod structure for the draw-bar box is provided with a USB socket (123), and the USB socket (123) is fixed on the top frame reinforcing block (12) or the pull rod body (2).

12. The frame body draw bar structure for draw bar boxes according to claim 1, characterized in that:

the frame body reinforcing mechanism (1) and the pull rod body (2) are both made of flat aluminum alloy, and the width of a hand-held part (24) of the pull rod body (2) is smaller than that of a flat moving rod (22).