Telescopic electric luggage case

Abstract

The telescopic electric luggage case comprises a case body, a telescopic beam, a steering rod and a pin rod assembly, a guide groove is formed in the bottom of the case body, the telescopic beam is installed in the guide groove in a sliding mode so that the telescopic beam can slide along the guide groove and stretch out of the case body in a protruding mode, and a plurality of positioning holes are formed in the telescopic beam in the sliding direction at intervals. The steering rod is installed at the front end of the telescopic beam, a front wheel is arranged at the bottom end of the steering rod, the pin rod assembly comprises a positioning pin and a spring, the positioning pin is telescopically inserted into the positioning hole so that telescopic positioning of the telescopic beam can be achieved, and the spring is used for applying acting force to the positioning pin in the direction close to the positioning hole. The telescopic beam slides relative to the guide groove and protrudes out of the box body, so that the steering rod and the front wheel are stretched out to enlarge the riding space, a user can obtain a comfortable riding posture, the user can control steering during riding, and the riding experience and the riding fun of the user are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of riding luggage cases, in particular to a telescopic electric luggage case. Background Art

[0002] With the advancement of science and technology, the functional configuration of luggage is getting higher and higher to meet people's travel needs. Among them, electric luggage is improved on the basis of traditional luggage, making it rideable to reduce the burden of carrying luggage. Electric luggage not only has the storage function of ordinary luggage, but also has the function of riding. It is driven by electricity to save users' physical strength, bringing people a new travel experience.

[0003] However, during the research process of this application, the inventor found that the existing electric suitcases usually only have front wheels and rear wheels installed on both sides of the bottom of the suitcase, and the front wheels are driven by the hub motor to rotate and the rear wheels follow the rotation to realize the electric automatic driving of the suitcase on the road. Due to the limitation of the bottom space of the suitcase, this design method results in a relatively close distance between the front wheel and the rear wheel, and most of the existing electric suitcases cannot adjust the distance between the front wheel and the rear wheel, so that the user cannot stretch his limbs when sitting on the suitcase, and the taller the user, the more inconvenient it is to ride, which greatly affects the maneuverability of the electric suitcase when riding, especially when turning, it is relatively bulky and prone to rollover, which greatly affects the user's riding experience and riding pleasure. Utility Model Content

[0004] The utility model aims to provide a telescopic electric luggage case, aiming to at least solve one of the technical problems existing in the prior art.

[0005] In order to achieve the above-mentioned purpose, the technical solution of the utility model provides a telescopic electric suitcase, comprising:

[0006] A box body, wherein a guide groove is provided at the bottom of the box body, and a rear wheel is provided at the bottom of the box body;

[0007] A telescopic beam, wherein the telescopic beam is slidably installed in the guide groove so that the telescopic beam slides along the guide groove and protrudes out of the box body, and the telescopic beam is provided with a plurality of positioning holes at intervals along the sliding direction thereof;

[0008] A steering rod, the steering rod being mounted at the front end of the telescopic beam, the bottom end of the steering rod being provided with a front wheel, and the top end of the steering rod being provided with a handle; and

[0009] A pin rod assembly is arranged in the box body, and the pin rod assembly includes a positioning pin and a spring, so that the positioning pin can be telescopically inserted into the positioning hole to achieve telescopic positioning of the telescopic beam, and the spring is used to apply a force to the positioning pin along a direction close to the positioning hole.

[0010] Furthermore, one end of the positioning pin away from the positioning hole passes through one side of the box body and is exposed to form an operating end, so that the positioning pin can be manually pulled out of the positioning hole through the operating end.

[0011] Furthermore, the operating end comprises a pull ring, and the pull ring is rotatably arranged at an end of the positioning pin away from the positioning hole.

[0012] Furthermore, the pin rod assembly includes a cylinder body, the cylinder body is arranged in the box body, the positioning pin is telescopically arranged in the cylinder body, and the spring is sleeved on the positioning pin so that one end of the positioning pin passes through one end of the cylinder body and is inserted into the positioning hole.

[0013] Furthermore, a flange is protruded and extended on the surface of the positioning pin, a convex ring is protruded and extended on the inner wall of the cylinder body, one end of the spring abuts against the flange, and the other end of the spring abuts against the convex ring.

[0014] Furthermore, both ends of the barrel body are opened, and the flange abuts against an inner end wall of the opening at one end of the barrel body to axially position the positioning pin.

[0015] Further, the barrel body includes a first barrel and a second barrel, and the first barrel is detachably engaged with the second barrel.

[0016] Furthermore, a limiting rod is provided on one side of the telescopic beam, a limiting groove is provided on one side of the guide groove, the limiting groove is extended along the sliding direction of the telescopic beam, and the limiting rod is slidably provided in the limiting groove.

[0017] Furthermore, a mounting seat is provided at the bottom of the box body, and two opposite sides of the mounting seat are provided with extension edges so that the mounting seat can be installed on the bottom of the box body through the extension edges, and the guide groove is provided on the mounting seat.

[0018] Furthermore, a through hole is formed on one side wall of the guide groove, so that the positioning pin can pass through the through hole and be inserted into the positioning hole to achieve telescopic positioning of the telescopic beam.

[0019] It can be seen from the above technical scheme that the telescopic electric luggage case of the utility model enables the telescopic beam to slide along the guide groove and protrude out of the box body, thereby stretching the steering rod and the front wheel to increase the sitting space, and the user can sit on the top of the box body to ride, so that the distance between the front wheel and the handlebar relative to the box body is increased, which is convenient for the user to stretch his limbs when riding, so that the user can obtain a more comfortable riding posture, which is beneficial for the user to control the steering when riding, thereby improving the user's riding experience and riding pleasure, and when riding is not needed, the telescopic beam can slide in the opposite direction along the guide groove to retract the front wheel and the handlebar close to the box body, so as to reduce the space occupied by the entire luggage case, which is convenient for storage and carrying, and the locating pin of the pin rod assembly can be telescopically inserted into the locating hole to realize the telescopic positioning of the telescopic beam, and the spring is used to apply a force to the locating pin in the direction close to the locating hole, so as to prevent the locating pin from accidentally detaching from the locating hole through the elastic force of the spring, thereby improving the safety and reliability of the structure.

[0020] In order to make the technical concept and other purposes, advantages, features and functions of the present invention more clearly understood, preferred embodiments will be specifically cited in the following specific implementation manner and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 is a structural schematic diagram of a retractable electric luggage case in a storage state provided by an embodiment of the present application;

[0023] Figure 2 is a schematic structural diagram of a telescopic electric luggage case in an extended state provided by an embodiment of the present application;

[0024] Figure 3 It is a partial structural schematic diagram of a retractable electric luggage case in a storage state provided by an embodiment of the present application;

[0025] Figure 4 is a partial structural schematic diagram of a telescopic electric luggage case in an extended state provided by an embodiment of the present application;

[0026] Figure 5 is a schematic structural diagram of a pin rod assembly provided in an embodiment of the present application;

[0027] Figure 6 It is a cross-sectional view of the pin rod assembly provided in an embodiment of the present application.

[0028] The above drawings include the following reference numerals:

[0029] 100, box body; 110, rear wheel; 120, mounting seat; 121, guide groove; 122, limit groove; 123, outer extension edge;

[0030] 200, telescopic beam; 210, positioning hole; 220, limiting rod;

[0031] 300, steering rod; 310, front wheel; 320, handlebar;

[0032] 400, pin assembly; 410, positioning pin; 411, end cap; 412, flange; 420, spring; 430, cylinder body; 431, first cylinder body; 432, second cylinder body; 433, opening; 434, convex ring; 440, pull ring; 450, operating end. DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the technical solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without making creative work are within the scope of protection of this application.

[0034] Please also read Figures 1 to 6 , this embodiment provides a telescopic electric suitcase, comprising:

[0035] A box body 100, wherein a guide groove 121 is disposed at the bottom of the box body 100, and a rear wheel 110 is disposed at the bottom of the box body 100, wherein two rear wheels 110 are used, and the two rear wheels 110 are respectively located at two sides of the box body 100;

[0036] A telescopic beam 200, wherein the telescopic beam 200 is slidably installed in the guide groove 121, so that the telescopic beam 200 slides along the guide groove 121 and protrudes out of the box body 100, and the telescopic beam 200 is provided with a plurality of positioning holes 210 at intervals along the sliding direction thereof;

[0037] A steering rod 300, the steering rod 300 is installed at the front end of the telescopic beam 200, and the bottom end of the steering rod 300 is provided with a front wheel 310, the number of the front wheel 310 can be one or two, and the top end of the steering rod 300 is provided with a handle 320, and the handle 320 is divided into a left handle 320 and a right handle 320; and

[0038] The pin assembly 400 is arranged in the box body 100, and the pin assembly 400 includes a positioning pin 410 and a spring 420, so that the positioning pin 410 can be telescopically inserted into the positioning hole 210 to achieve the telescopic positioning of the telescopic beam 200, and the spring 420 is used to apply a force to the positioning pin 410 along the direction close to the positioning hole 210.

[0039] Among them, the front wheel 310 adopts a hub motor wheel, and a controller and a battery are arranged in the box 100. The battery is preferably a rechargeable lithium battery for powering the hub motor wheel. The controller is connected to the hub motor wheel signal to control the rotation of the hub motor wheel. The rear wheel 110 rotates with the front wheel 310. The user sits on the top of the box 100 and holds the handle 320 of the steering rod 300 with both hands or one hand to control the steering of the front wheel 310 through the steering rod 300, thereby realizing riding the electric suitcase on the road.

[0040] It can be seen that the telescopic electric luggage case of this embodiment, such as Figure 2 As shown in the figure, the telescopic beam 200 slides along the guide groove 121 and protrudes out of the box body 100, so that the steering rod 300 and the front wheel 310 are stretched out to increase the sitting space, and the user can sit on the top of the box body 100 to ride, so that the distance between the front wheel 310 and the handlebar 320 relative to the box body 100 is increased, which is convenient for the user to stretch his limbs when riding, so that the user can obtain a more comfortable riding posture, which is beneficial for the user to control the steering when riding, thereby improving the user's riding experience and riding fun. Figure 1 As shown, when riding is not needed, the telescopic beam 200 slides in the opposite direction along the guide groove 121 to retract the front wheel 310 and the handle 320 to the close to the box body 100, so as to reduce the space occupied by the entire suitcase, which is convenient for storage and carrying, and the positioning pin 410 of the pin rod assembly 400 is telescopically inserted into the positioning hole 210 to achieve the telescopic positioning of the telescopic beam 200, and the spring 420 is used to apply a force to the positioning pin 410 in a direction close to the positioning hole 210, so as to prevent the positioning pin 410 from accidentally detaching from the positioning hole 210 through the elastic force of the spring 420, thereby improving the safety and reliability of the structure.

[0041] In this embodiment, if Figure 1 and Figure 2As shown, one end of the positioning pin 410 away from the positioning hole 210 is extended out from one side of the box body 100 to be exposed to form an operating end 450, so that the positioning pin 410 is manually pulled out of the positioning hole 210 through the operating end 450, thereby releasing the telescopic positioning of the telescopic beam 200, so that the telescopic beam 200 can be telescopically slid relative to the guide groove 121. The structure is simple, and it is convenient for telescopically adjusting the state of the steering rod 300 and the front wheel 310, and the user is convenient to use.

[0042] Specifically, if Figure 1 and Figure 2 As shown, the operating end 450 includes a pull ring 440, which is rotatably arranged at one end of the positioning pin 410 away from the positioning hole 210. A countersunk hole is arranged on one side of the box body 100. In a normal state, the pull ring 440 is stored in the countersunk hole. When the positioning pin 410 needs to be telescopically pulled, the pull ring 440 is exposed by rotating it, so that the user can hook the pull ring 440 with his fingers to pull the positioning pin 410 out of the positioning hole 210, thereby releasing the telescopic positioning of the telescopic beam 200. In this way, the telescopic beam 200 can be adjusted to telescopically slide relative to the guide groove 121.

[0043] Furthermore, if Figure 5 and Figure 6 As shown, the pin rod assembly 400 includes a cylinder body 430, which is arranged in the box body 100 by welding, and the positioning pin 410 is telescopically arranged in the cylinder body 430, and the telescopic direction of the positioning pin 410 is perpendicular to the sliding direction of the telescopic beam 200. The spring 420 is sleeved on the positioning pin 410, and the spring 420 is accommodated in the cylinder body 430, so that one end of the positioning pin 410 passes through one end of the cylinder body 430 and is inserted into the positioning hole 210, thereby telescopically positioning the telescopic beam 200.

[0044] Preferably, if Figure 6 As shown, the surface of the locating pin 410 protrudes and extends to form a flange 412, and the inner wall of the cylinder body 430 protrudes and extends radially to form a convex ring 434. One end of the spring 420 abuts against the flange 412, and the other end of the spring 420 abuts against the convex ring 434. In the process of pulling the locating pin 410 outward, the locating pin 410 compresses the spring 420 through the flange 412 and accumulates elastic force. When the user releases the locating pin 410 by hand, the accumulated elastic force of the spring 420 drives the locating pin 410 to move in the direction close to the locating hole 210, so that the locating pin 410 is inserted into the locating hole 210 by the spring 420. The structure is simple, stable and reliable.

[0045] In this embodiment, if Figure 6As shown, both ends of the barrel body 430 are provided with openings 433 , and the locating pin 410 is axially positioned by abutting against the inner end wall of the opening 433 at one end of the barrel body 430 through the flange 412 to prevent the locating pin 410 from escaping from the inside of the barrel body 430 .

[0046] Specifically, if Figure 6 As shown, the barrel body 430 includes a first barrel body 431 and a second barrel body 432, and the first barrel body 431 and the second barrel body 432 are detachably engaged with each other, wherein the first barrel body 431 and the second barrel body 432 are detachably engaged with each other by a threaded connection, and an end cap 411 is provided at one end of the locating pin 410 away from the locating hole 210, and the end cap 411 is threadedly connected to the locating pin 410, and the end cap 411 passes through an opening 433 at the other end of the barrel body 430, and a diameter of the end cap 411 is larger than a diameter of the opening 433, and the structure is simple, which is convenient for assembling the pin rod assembly 400.

[0047] Furthermore, a limiting rod 220 is provided on one side of the telescopic beam 200, and a limiting groove 122 is provided on one side of the guide groove 121. The limiting groove 122 is extended along the sliding direction of the telescopic beam 200, and the limiting rod 220 is slidably provided in the limiting groove 122, so that the limiting rod 220 cooperates with the limiting groove 122 to prevent the telescopic beam 200 from being separated from the guide groove 121, so as to improve the stability and reliability of the structure.

[0048] Preferably, if Figure 3 and Figure 4 As shown, a mounting base 120 is provided at the bottom of the box 100, and outer edges 123 are provided on opposite sides of the mounting base 120, so that the mounting base 120 can be installed on the bottom of the box 100 through the outer edges 123, and a guide groove 121 is provided on the mounting base 120, and a mounting hole is opened on the outer edge 123, so that screws can be passed through the mounting holes and screwed into the threaded holes at the bottom of the box 100 for installation.

[0049] Among them, Figure 3 and Figure 4 As shown, the telescopic beam 200 is roughly a square tube structure, the shape of the guide groove 121 of the mounting seat 120 is adapted to the telescopic beam 200, and positioning holes 210 are opened on the sides of the front and rear ends of the telescopic beam 200, so that the telescopic beam 200 can be positioned relative to the guide groove 121 and maintained in the storage state and the extended state.

[0050] Specifically, a through hole is opened on one side wall of the guide groove 121, so that the positioning pin 410 can pass through the through hole and be inserted into the positioning hole 210 to realize the telescopic positioning of the telescopic beam 200, wherein the cylinder body 430 of the pin rod assembly 400 is fixed to one side of the front end of the mounting seat 120, and the extension direction of the cylinder body 430 is arranged perpendicular to the extension direction of the guide groove 121 of the mounting seat 120, and the positioning pin 410 is arranged corresponding to the through hole, so that the positioning pin 410 extends from one end of the cylinder body 430 and passes through the through hole to be inserted into the positioning hole 210.

[0051] From the above description, it can be seen that the above embodiments of the utility model achieve the following technical effects:

[0052] The telescopic electric luggage case of the present invention allows the telescopic beam 200 to slide along the guide groove 121 and protrude out of the case body 100, thereby stretching the steering rod 300 and the front wheel 310 to increase the sitting space. The user can sit on the top of the case body 100 to ride, so that the distance between the front wheel 310 and the handlebar 320 relative to the case body 100 is increased, which is convenient for the user to stretch his limbs when riding, so that the user can obtain a more comfortable riding posture, which is beneficial for the user to control the steering when riding, thereby enhancing the user's riding experience and riding fun. When riding is not needed, the user can stretch the handlebar 320 to increase the distance between the front wheel 310 and the handlebar 320 and the case body 100. The telescopic beam 200 slides in the opposite direction along the guide groove 121 to retract the front wheel 310 and the handle 320 to the vicinity of the box body 100, so as to reduce the space occupied by the entire suitcase and facilitate storage and carrying. The positioning pin 410 of the pin rod assembly 400 is telescopically inserted into the positioning hole 210 to achieve telescopic positioning of the telescopic beam 200. The spring 420 is used to apply a force to the positioning pin 410 in a direction close to the positioning hole 210, so as to prevent the positioning pin 410 from accidentally detaching from the positioning hole 210 through the elastic force of the spring 420, thereby improving the safety and reliability of the structure.

[0053] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0054] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant field may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so that once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0055] It should be noted that, in the description of the present application, unless otherwise clearly specified and limited, the terms "set, connect, connect, install" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, a conflicting connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0056] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0057] Certain words are used in the specification and claims of this utility model to refer to specific components. Those with ordinary knowledge in the art should understand that manufacturers may refer to the same components with different names, and this document does not intend to distinguish between components with the same functions but different names. In the following specification and patent scope, the words "comprise", "have" and "include" are open words, and therefore should be interpreted as "including but not limited to...".

[0058] In addition, it should be noted that in the description of the present invention, the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application. In the description of the present invention, unless otherwise stated, the meaning of "multiple" refers to two or more.

[0059] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the protection scope of the present invention.

Claims

1. A telescopic electric luggage box, characterized in that: include: A box body, wherein a guide groove is provided at the bottom of the box body, and a rear wheel is provided at the bottom of the box body; A telescopic beam, wherein the telescopic beam is slidably installed in the guide groove so that the telescopic beam slides along the guide groove and protrudes out of the box body, and the telescopic beam is provided with a plurality of positioning holes at intervals along the sliding direction thereof; A steering rod, the steering rod is mounted at the front end of the telescopic beam, a front wheel is disposed at the bottom end of the steering rod, and a handle is disposed at the top end of the steering rod; as well as A pin rod assembly is arranged in the box body, and the pin rod assembly includes a positioning pin and a spring, so that the positioning pin can be telescopically inserted into the positioning hole to achieve telescopic positioning of the telescopic beam, and the spring is used to apply a force to the positioning pin along a direction close to the positioning hole.

2. The telescopic electric luggage case according to claim 1, characterized in that: One end of the positioning pin away from the positioning hole is extended out from one side of the box body to be exposed to form an operating end, so that the positioning pin can be manually pulled out from the positioning hole through the operating end.

3. The telescopic electric luggage case according to claim 2, characterized in that: The operating end comprises a pull ring, and the pull ring is rotatably arranged at an end of the positioning pin away from the positioning hole.

4. The telescopic electric luggage case according to any one of claims 1 to 3, characterized in that: The pin rod assembly includes a cylinder body, the cylinder body is arranged in the box body, the positioning pin is telescopically arranged in the cylinder body, and the spring is sleeved on the positioning pin so that one end of the positioning pin passes through one end of the cylinder body and is inserted into the positioning hole.

5. The telescopic electric luggage case according to claim 4, characterized in that: The surface of the positioning pin protrudes and extends to form a flange, the inner wall of the cylinder body protrudes and extends to form a convex ring, one end of the spring abuts against the flange, and the other end of the spring abuts against the convex ring.

6. The telescopic electric luggage case according to claim 5, characterized in that: Both ends of the barrel body are open, and the flange abuts against the inner end wall of the opening at one end of the barrel body to axially position the positioning pin.

7. The telescopic electric luggage case according to claim 5, characterized in that: The barrel body includes a first barrel and a second barrel, and the first barrel is detachably engaged with the second barrel.

8. The telescopic electric luggage case according to any one of claims 1 to 3, characterized in that: A limiting rod is arranged on one side of the telescopic beam, and a limiting groove is arranged on one side of the guide groove. The limiting groove is extended along the sliding direction of the telescopic beam, and the limiting rod is slidably arranged in the limiting groove.

9. The telescopic electric luggage case according to claim 8, characterized in that: A mounting seat is arranged at the bottom of the box body, and two opposite sides of the mounting seat are provided with extension edges, so that the mounting seat can be installed at the bottom of the box body through the extension edges, and the guide groove is arranged on the mounting seat.

10. The telescopic electric luggage case according to claim 9, characterized in that: A through hole is formed on one side wall of the guide groove, so that the positioning pin can pass through the through hole and be inserted into the positioning hole to achieve telescopic positioning of the telescopic beam.

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