CN222194366U - A luggage trolley - Google Patents

Abstract

The application discloses a luggage pull rod, which comprises a bottom plate, a middle plate, a telescopic sleeve rod, a handle, a reinforcing unit and a plurality of supporting components, wherein the reinforcing unit is fixedly connected to the bottom plate and the middle plate, the reinforcing unit is sleeved outside the telescopic sleeve rod and consists of a telescopic outer rod and a telescopic inner rod, the reinforcing unit comprises a protective frame which is fixedly connected to the bottom plate, the telescopic sleeve rod is sleeved inside the reinforcing unit, the reinforcing column is fixedly arranged in the telescopic inner rod, the plurality of supporting components are respectively and fixedly connected between the reinforcing column and the telescopic inner rod, the telescopic sleeve rod is protected through the arrangement of the protective frame in daily production and life, and the arrangement strength of the telescopic inner rod is enhanced through the arrangement of the supporting components, so that the integral compression resistance and strength of the pull rod are improved.

Description

Case drawbar

Technical Field

The utility model relates to a luggage pull rod.

Background

The draw-bar box refers to a luggage case with a draw bar and rollers, which is widely used because of its convenience in use. Meanwhile, the draw-bar box is also provided with a draw bar due to the fact that the draw-bar box is provided with a single-tube draw bar and a double-tube draw bar, and the tubes of the draw bar are also provided with square tubes and round tubes, so that the draw-bar box is convenient to drag during walking, and the burden of a user is reduced. But only can slide between pull rod and the case and bag, and can not rotate between pull rod and the case and bag for the angle of pull rod can not be adjusted, and the most common mode of using slope pulling when removing the case and bag, the weight of case and bag can be partly on passing through the pull rod transmits the arm, can increase the power that the arm received like this for the arm produces the aching, reduces user's travelling comfort, if the article in the case and bag is overweight, can increase the power that the pull rod received, makes the pull rod produce crooked and warp easily.

The utility model provides a can reduce the pull rod that receives the power, for example, a case and bag pull rod that patent number is CN212995071U belongs to case and bag accessory technical field, including bottom plate, medium plate, handle and two flexible loop bars, medium plate and bottom plate and case and bag fixed connection, the one end of two flexible loop bars all rotates with the bottom plate to be connected, the other end and the handle fixed connection of two flexible loop bars, set up on the medium plate two and run through the medium plate and with the slide way of flexible loop bar looks adaptation, flexible loop bar and slide way sliding connection, two slide way one side that deviates from the case and bag run through the medium plate, be provided with restriction flexible loop bar pivoted spacing subassembly on the medium plate. According to the luggage pull rod, the pull rod and the luggage can rotate, a user can change the angle of the telescopic sleeve rod according to own requirements, and the problem that arms are painful due to the fact that the luggage is pulled obliquely to increase the stress of the arms is avoided.

This embodiment can improve user's travelling comfort, and can reduce the power that flexible loop bar received, avoids flexible loop bar atress too big to lead to bending deformation, but its defect that exists has:

1. The pull rod needs to bear the weight of the box, and is easy to deform and twist under overload or external impact, so that the pull rod is inconvenient to use in the later period;

2. The pull rod needs to be pulled frequently in the use process, and the pull rod is easy to wear.

Disclosure of Invention

The utility model aims to solve one of the technical problems existing in the prior art.

The application provides a luggage pull rod, which comprises a bottom plate, a middle plate, a telescopic loop bar and a handle, and further comprises:

the reinforcing unit is fixedly connected to the bottom plate and the middle plate;

Wherein, the reinforcing unit is sleeved outside the telescopic sleeve rod, and the telescopic sleeve rod consists of a telescopic outer rod and a telescopic inner rod.

The reinforcement unit includes:

The protective frame is fixedly connected to the bottom plate, and a telescopic loop bar is sleeved in the protective frame;

The reinforcing column is fixedly arranged in the telescopic inner rod;

And the supporting components are respectively and fixedly connected between the reinforcing column and the telescopic inner rod.

The support assembly includes:

the damping telescopic rod is fixedly connected between the outer wall of the reinforcing column and the inner wall of the telescopic inner rod;

The spring is sleeved outside the damping telescopic rod.

Further comprises:

The sliding block is arranged on the outer walls of the telescopic inner rod and the telescopic outer rod;

the sliding groove is arranged on the inner walls of the protective frame and the telescopic outer rod;

The sliding blocks are slidably arranged in the sliding grooves, and the number and the distribution of the sliding blocks and the sliding grooves are matched.

Further comprises:

and the wear-resistant layer is arranged on the connecting surface of the protective frame, the telescopic outer rod and the telescopic inner rod.

Further comprises:

the anti-collision rings are uniformly distributed on the outer wall of the telescopic inner rod;

wherein, a plurality of anti-collision rings are made of soft materials.

The beneficial effects of the utility model are as follows:

1. the whole supporting strength and the compression resistance of the pull rod are improved through the arrangement of the protective frame, the reinforcing column, the damping telescopic rod and the spring;

2. through the arrangement of the sliding block, the sliding groove, the wear-resistant layer and the anti-collision ring, the wear resistance of the pull rod is improved, and the wear is reduced.

Drawings

FIG. 1 is a front view of a luggage drawbar in accordance with an embodiment of the application;

FIG. 2 is a schematic diagram showing connection of the reinforcing units according to an embodiment of the present application.

Reference numerals

1-Bottom plate, 2-medium plate, 3-telescopic loop bar, 301-telescopic outer bar, 302-telescopic inner bar, 4-handle, 5-reinforcing unit, 6-protective frame, 7-reinforcing column, 8-supporting component, 9-damping telescopic bar, 10-spring, 11-slider, 12-chute, 13-wearing layer, 14-anti-collision ring.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The server provided by the embodiment of the application is described in detail below through specific embodiments and application scenes thereof with reference to the accompanying drawings.

Example 1:

As shown in fig. 1 and 2, the embodiment of the application provides a luggage pull rod, which comprises a bottom plate 1, a middle plate 2, a telescopic sleeve rod 3, a handle 4 and a reinforcing unit 5 fixedly connected to the bottom plate 1 and the middle plate 2, wherein the reinforcing unit 5 is sleeved outside the telescopic sleeve rod 3, and the telescopic sleeve rod 3 consists of a telescopic outer rod 301 and a telescopic inner rod 302.

Further, the reinforcement unit 5 includes a protection frame 6 fixedly connected to the base plate 1, a telescopic sleeve rod 3 sleeved inside the protection frame, a reinforcement column 7 fixedly installed in the telescopic inner rod 302, and a plurality of support assemblies 8 respectively fixedly connected between the reinforcement column 7 and the telescopic inner rod 302.

Further, the supporting component 8 comprises a damping telescopic rod 9 fixedly connected between the outer wall of the reinforcing column 7 and the inner wall of the telescopic inner rod 302, and a spring 10 sleeved outside the damping telescopic rod 9.

In this embodiment of the present application, since the above-mentioned structure is adopted, when the strength of the body sensing tie rod is required, the telescopic tie rod 3 can be extended and contracted between the bottom plate 1 and the middle plate 2 by pulling the handle 4, the telescopic tie rod 3 is composed of the telescopic outer rod 301 and the telescopic inner rod 302, the protective frame 6 is sleeved at the outer end of the telescopic outer rod 301, the overall thickness of the telescopic tie rod 3 is increased, when the telescopic tie rod 3 is not pulled out, the protective effect is started on the telescopic tie rod 3, when the telescopic tie rod 3 is pulled out, the push button on the handle 4 is pushed, so that the telescopic outer rod 301 and the telescopic inner rod 302 move together with the protective frame 6, the telescopic inner rod 302 can also be pulled out from the telescopic outer rod 301, the reinforcing column 7 is fixedly mounted on the telescopic inner rod 302, the damping telescopic rod 9 is fixedly connected between the outer wall of the reinforcing column 7 and the inner wall of the telescopic inner rod 302, the damping telescopic rod 9 is sleeved with the spring 10, when the outer object impacts the telescopic inner rod 302, the spring 10 is extruded, the elasticity of the spring 10 and the damping force of the damping telescopic rod 9 can support the outside, and the external load can be further increased, and the telescopic tie rod 302 can be prevented from being deformed, and the external load can be further increased, and the telescopic tie rod can be prevented from being deformed.

Example 2:

As shown in fig. 1 and 2, in this embodiment, in addition to the structural features of the foregoing embodiment, the sliding block 11 is further included, which is disposed on the outer walls of the telescopic inner rod 302 and the telescopic outer rod 301, and the sliding groove 12 is disposed on the inner walls of the protective frame 6 and the telescopic outer rod 301, wherein the sliding block 11 is slidably mounted in the sliding groove 12, and the number and the distribution of the sliding block 11 and the sliding groove 12 are matched.

Further, a wear-resistant layer 13 is provided on the connection surface of the protective frame 6, the telescopic outer rod 301 and the telescopic inner rod 302.

Further, the telescopic inner rod 302 further comprises a plurality of anti-collision rings 14 which are uniformly distributed on the outer wall of the telescopic inner rod 302, wherein the anti-collision rings 14 are made of soft materials.

In this embodiment of the present application, since the above-described structure is adopted, the protection frame 6 is required to be pulled when the tension rod is used, the telescopic outer rod 301 is rubbed with the telescopic outer rod 301 when pulled, the telescopic outer rod 301 is rubbed with the telescopic inner rod 302, and the wear-resistant layer 13 is provided on the contact surfaces of the protection frame 6, the telescopic outer rod 301 and the telescopic inner rod 302, so that the wear resistance of the protection frame 6, the telescopic outer rod 301 and the telescopic inner rod 302 is improved. The contact surfaces of the protective frame 6, the telescopic outer rod 301 and the telescopic inner rod 302 are pulled through the cooperation of the sliding blocks 11 and the sliding grooves 12, the sliding blocks 11 are positioned on the outer wall of the inner end, the sliding grooves 12 are positioned on the inner wall of the outer end, the contact areas among the protective frame 6, the telescopic outer rod 301 and the telescopic inner rod 302 are reduced through the arrangement of the sliding blocks 11, friction is reduced, and abrasion resistance among the protective frame 6, the telescopic outer rod 301 and the telescopic inner rod 302 is effectively improved. And the outer wall of the telescopic inner rod 302 is uniformly distributed with the anti-collision ring 14, the anti-collision ring 14 is made of soft materials (such as rubber, resin and the like), and the soft materials have elasticity and can be used for reducing the abrasion force when contacting with the outside.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.

Claims (5)

1. The utility model provides a case and bag pull rod, includes bottom plate (1), medium plate (2), flexible loop bar (3) and handle (4), its characterized in that still includes:

The reinforcing unit (5) is fixedly connected to the bottom plate (1) and the middle plate (2);

The reinforcing unit (5) is sleeved outside the telescopic sleeve rod (3), and the telescopic sleeve rod (3) consists of a telescopic outer rod (301) and a telescopic inner rod (302);

the reinforcement unit (5) comprises:

The protective frame (6) is fixedly connected to the bottom plate (1), and a telescopic sleeve rod (3) is sleeved in the protective frame;

A reinforcing column (7) fixedly mounted within the telescopic inner rod (302);

And the supporting components (8) are respectively and fixedly connected between the reinforcing column (7) and the telescopic inner rod (302).

2. A luggage pull rod according to claim 1, characterized in that the support assembly (8) comprises:

The damping telescopic rod (9) is fixedly connected between the outer wall of the reinforcing column (7) and the inner wall of the telescopic inner rod (302);

The spring (10) is sleeved outside the damping telescopic rod (9).

3. A luggage pull rod according to claim 1, further comprising:

A slider (11) provided on the outer walls of the telescopic inner rod (302) and the telescopic outer rod (301);

A chute (12) which is arranged on the inner walls of the protective frame (6) and the telescopic outer rod (301);

the sliding blocks (11) are slidably arranged in the sliding grooves (12), and the number and the distribution of the sliding blocks (11) and the sliding grooves (12) are matched.

4. A luggage pull rod according to claim 3, further comprising:

and the wear-resistant layer (13) is arranged on the connecting surface of the protective frame (6), the telescopic outer rod (301) and the telescopic inner rod (302).

5. A luggage pull rod as recited in claim 4, further comprising:

a plurality of anti-collision rings (14) which are uniformly distributed on the outer wall of the telescopic inner rod (302);

wherein, a plurality of the anti-collision rings (14) are made of soft materials.