Detachable electric draw-bar box

Abstract

The utility model discloses a detachable electric draw-bar box which comprises a power rod body and a driven assembly arranged behind the power rod body, the driven assembly is a draw-bar box body, the draw-bar box body comprises a box body part, a telescopic connecting part arranged at the bottom of the box body part, a first driven wheel body arranged below the telescopic connecting part, and a second driven wheel body arranged below the telescopic connecting part. A foldable supporting rod is arranged on the side, close to the power rod body, of the telescopic connecting part, and the power rod body comprises a telescopic rod body, a rechargeable battery arranged in the telescopic rod body, a connecting part arranged at the bottom of the telescopic rod body and an electric driving wheel arranged below the telescopic rod body and electrically connected with the rechargeable battery. The scooter and the box body are designed into two detachable individuals under the condition that articles are not carried, the box body is connected with the scooter during business trips, the scooter is connected when the box is not used, and the scooter is independently used as a tool for riding instead of walk, so that the user experience is improved.

Description

Technical Field

[0001] The utility model relates to a detachable electric trolley case. Background Art

[0002] Electric trolley cases are a new type of suitcase that combines electric vehicle technology with traditional trolley cases. Electric trolley cases have a built-in electric drive system, usually powered by rechargeable batteries. This system can help users not need to push and pull the case when walking, but to achieve automatic movement through electric drive wheels; similar to ordinary trolley cases, electric trolley cases usually have a handle, a main case body and wheels. The difference is that it also includes electric drive wheels and related electronic control units; the electric drive makes the case move easier and faster, especially for travelers who walk for a long time or have heavy loads. Users can adjust and control the speed and direction of the case through simple control operations; some electric trolley cases may also have other functions, such as smart locks, USB charging ports, mobile application control, etc., to enhance the user's travel experience; the emergence of electric trolley cases makes it more convenient and comfortable to carry luggage when traveling, especially when you need to walk for a long time or have a lot of luggage, which greatly reduces the burden on users.

[0003] However, most of the electric suitcases on the market are integrated with a box body and a scooter. When you go out and do not need to carry anything, it is redundant and inconvenient to bring the electric suitcase with you. If the electric suitcase is left idle indoors, it may lead to improper use of resources and waste. Utility Model Content

[0004] In view of the deficiencies in the prior art, the present invention aims to design the scooter and the box as two detachable units when there is no need to carry items when going out. When it is necessary to go on a long journey, the box can be connected to the scooter for convenient travel. When the box is not in use, the scooter can be connected when taking family members out for fun and used alone as a toy or a means of transportation, which significantly improves the user experience. Therefore, a detachable electric trolley case is designed.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A detachable electric trolley case includes a power rod body and a driven component arranged at the rear of the power rod body, the driven component is a trolley case body, the trolley case body includes a case body part, a telescopic connecting part arranged at the bottom of the case body part, and a first driven wheel body arranged below the telescopic connecting part, a foldable support rod is arranged on the side of the telescopic connecting part close to the power rod body, the power rod body includes a telescopic rod body, a rechargeable battery arranged in the telescopic rod body, a connecting part arranged at the bottom of the telescopic rod body, and an electric driving wheel arranged below the telescopic rod body and electrically connected to the rechargeable battery.

[0007] Preferably, the telescopic rod body is provided with a control handle and a pedal assembly.

[0008] Preferably, the connecting portion includes a connecting main pipe which is sleeve-connected and fixed with the telescopic rod body, and a connecting column arranged on the peripheral side of the connecting main pipe.

[0009] Preferably, a first connecting sleeve is provided at the front end of the telescopic connecting portion, the connecting column is inserted into the first connecting sleeve and protrudes out of the first connecting sleeve, and the portion of the connecting column protruding out of the first connecting sleeve has a connecting thread.

[0010] Preferably, the connecting column is also provided with a threaded cover which is threadably matched with the connecting thread.

[0011] Preferably, the driven component is a scooter, which includes a plate body, a second driven wheel body arranged below the plate body, and a folding portion arranged on a side of the plate body close to the power rod body.

[0012] Preferably, a second connecting sleeve is provided at the front end of the folding portion, the connecting column is inserted into the second connecting sleeve and protrudes out of the second connecting sleeve, and the portion of the connecting column protruding out of the second connecting sleeve has a connecting thread.

[0013] Preferably, a folding connection piece is provided between the folding portion and the plate body, a curved track is provided on the folding connection piece, and a positioning pin matching the curved track is provided on the folding portion.

[0014] Preferably, a scooter support rod is provided on the side of the plate body.

[0015] The beneficial effects of the utility model are:

[0016] Since it can be disassembled, users can store and carry the trolley case more conveniently. When it is not needed, the trolley case body can be separated from the power rod body to save storage space. The power rod body has built-in electric drive wheels and rechargeable batteries, which make the trolley case have an automatic push function. In this way, users do not have to pull the box with effort, especially when walking for a long time or transporting heavy objects, which can significantly reduce the physical burden of users. The design of the telescopic connection part and the foldable support rod makes the trolley case more stable and reliable when in use. The support rod can increase the connection strength between the box part and the power rod body, ensuring that the box will not affect the user experience due to the looseness of the connection during transportation. The electric drive wheel and rechargeable battery not only improve the convenience of the trolley case, but also consider adding intelligent functions in future designs, such as APP remote control, intelligent itinerary planning, etc., to further enhance the user experience. Using rechargeable batteries as a power source can not only reduce dependence on traditional energy, but also help reduce the cost of use and environmental impact. At the same time, the reasonable material selection and structural design can ensure the durability and long-term use of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall front view of a detachable electric trolley case of the utility model;

[0018] Figure 2 This is a schematic diagram of an overall top view of a detachable electric trolley case of the utility model;

[0019] Figure 3 It is a schematic side view of the whole of a detachable electric trolley case of the utility model;

[0020] Figure 4 This is a schematic diagram of a detachable electric trolley case scooter of the utility model;

[0021] Figure 5 This is a schematic diagram of a detachable electric driving wheel of an electric trolley case of the utility model;

[0022] Figure 6 This is a schematic diagram of the disassembly of a power rod body and a driven component of a detachable electric trolley case of the utility model; DETAILED DESCRIPTION

[0023] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention. The present invention is described in more detail by way of example with reference to the accompanying drawings in the following paragraphs. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, it should be noted that, unless otherwise clearly specified and defined, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which the present invention belongs. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0026] Example 1

[0027] See also Figure 1-6 As shown, a detachable electric trolley case includes a power rod body 1 and a driven component arranged at the rear of the power rod body 1, the driven component is a trolley case body 2, the trolley case body 2 includes a case body part 21, and a telescopic connecting part 22 arranged at the bottom of the case body part 21, and a first driven wheel body 23 arranged below the telescopic connecting part 22, a foldable support rod 24 is arranged on the side of the telescopic connecting part 22 close to the power rod body 1, the power rod body 1 includes a telescopic rod body 11, a rechargeable battery 12 arranged in the telescopic rod body 11, a connecting part 13 arranged at the bottom of the telescopic rod body 11, and an electric driving wheel 14 arranged below the telescopic rod body 11 and electrically connected to the rechargeable battery 12.

[0028] The power rod body and the trolley case body can be used or stored separately, which is convenient for saving space when not in use; because it can be disassembled, users can carry the trolley case more easily, especially when they need to walk or transport for a long time; the built-in electric drive wheel can be powered by a rechargeable battery, so that the trolley case has the function of automatic pushing; users no longer need to pull the case hard, especially when walking a long distance or carrying heavy objects, which significantly reduces physical exertion; the telescopic connection part and the foldable support rod are designed to enhance the connection stability between the power rod body and the trolley case body, ensuring that the use will not be affected by the loose connection during use; through rechargeable batteries and electric drive wheels, future designs can add intelligent functions such as APP control, automatic navigation, etc., to further enhance the user experience; it can be customized according to different user needs and usage scenarios, increasing the flexibility and versatility of the product; using rechargeable batteries as a power source not only reduces dependence on traditional energy, but also helps to reduce the cost of use and environmental impact; reasonable material selection and structural design can ensure the durability of the product, good long-term use effect, and meet the needs of modern consumers for product economy and environmental protection; the power rod body has a built-in telescopic rod body and electric drive wheel. The electric drive wheel is electrically connected to the rechargeable battery in the telescopic rod body to obtain power drive; the power rod body and the pull rod box body are connected through the telescopic connection part and the support rod. This design ensures the stability of the pull rod box body when it needs to be moved, and can be conveniently separated and stored when it is not needed; the foldable support rod is located on the side of the telescopic connection part close to the power rod body to provide additional support to ensure the stability and reliability of the overall structure.

[0029] The telescopic rod body 11 is provided with a control handle 111 and a pedal assembly 112 .

[0030] The control handle set on the telescopic rod body allows users to more conveniently control the movement and direction adjustment of the trolley case, increasing the convenience and accuracy of operation; the pedal assembly allows users to use foot strength to assist in pushing the trolley case, especially when they need to move quickly or pass through uneven ground, which can reduce the burden on the hands and improve the comfort and efficiency of use; the design of the control handle and the pedal assembly takes ergonomics into consideration, so that users can push the trolley case more naturally and comfortably, reducing unnecessary physical exertion and fatigue; this design can adapt to different usage scenarios and user needs, whether it is used in travel, business trips or daily life, it can provide better The operating experience and mobility convenience of the suitcase are improved; the well-designed control handle can ensure that it will not become loose or unstable during use, ensuring the overall safety and stability of the suitcase; the setting of the pedal assembly allows the driving force to be more effectively converted into the movement of the case, improving the overall driving efficiency and control ability; the control handle is usually connected to the mechanical structure of the telescopic rod body, which can directly or indirectly control the electric drive wheel or directly change the direction of the case. The user can achieve functions such as pushing, turning and stopping the suitcase by operating the control handle; the pedal assembly is generally connected to the electric drive wheel or the movement device of the case, and provides additional driving force through the pressure of the foot. This design allows users to assist in pushing the case by pedaling, especially when long-term movement or quick response is required, providing a more flexible and efficient way of pushing.

[0031] The connecting portion 13 includes a connecting main pipe 15 that is sleeved and fixed to the telescopic rod 11 , and a connecting column 113 disposed around the connecting main pipe 15 .

[0032] The connecting main pipe is sleeved with the telescopic rod body. This design can improve the tightness and stability of the connection, ensuring that the structure between the power rod body and the draw rod box body is firm and not easy to loosen or shake; the connecting main pipe is used as a part of the sleeve fixation, making the installation and removal of the draw rod box body simpler and more convenient. The user only needs to insert or pull out the draw rod box body when needed, without the need for complicated tools or steps; the connection column is set around it, which can effectively support the connecting main pipe and reduce structural damage or wear caused by tension or pressure, thereby extending the service life and durability of the product; due to the use of the sleeve fixation design, the connection parts are more tightly connected, reducing the risk of looseness or instability during use, and improving the overall safety and comfort of use; the connecting main pipe is sleeved with the telescopic rod body, usually with precisely matched dimensions and structural designs to ensure that the two can fit tightly together. This socket design provides a stable connection through physical fit and friction, making the connection between the telescopic rod body and the pull rod box body more firm and reliable; the connecting column is arranged on the side around the connecting main pipe, which can enhance the support of the overall structure. This design not only maintains the relative position of the connecting parts, but also provides additional structural support without affecting the connecting socket, reducing the risk of damage caused by vibration or stress during use.

[0033] A first connecting sleeve 25 is disposed at the front end of the telescopic connecting portion 22 . The connecting column 113 is inserted into the first connecting sleeve 25 and protrudes out of the first connecting sleeve 25 . The portion of the connecting column 113 protruding out of the first connecting sleeve 25 has a connecting thread 114 .

[0034] The protruding part of the connecting column is provided with connecting threads. The structural design of the threads can improve the tightness and stability between the connecting parts and prevent loosening due to vibration or movement during use; the first connecting sleeve, as a part of the connecting part, can effectively fix the connecting column on the telescopic rod body. This design allows the user to easily install and disassemble the pull rod box body by simply rotating the connecting threads; the protruding part of the connecting column and the connecting thread design can enhance the strength and durability of the overall structure, reduce wear or damage caused by long-term use or frequent movement, thereby extending the service life of the product; the threaded connection provides a reliable fastening method, ensuring that the connection between the telescopic rod body and the pull rod box body will not easily loosen or fail during use, thereby improving the overall safety and reliability of use; the protruding part of the connecting column has connecting threads, which match the corresponding threads in the first connecting sleeve. By rotating the connecting column, the threads will gradually engage, thereby firmly connecting the telescopic rod body and the trolley case body together; the first connecting sleeve not only provides a basis for the threads, but also protects the internal structure of the connecting column, and ensures that the connecting column will not move or rotate during use through the external protruding design, thereby maintaining the relative position of the connecting parts stable; this design not only takes into account the firmness of the connection, but also takes into account the convenience of operation and the durability of the structure, providing users with an efficient, safe and long-lasting trolley case usage experience.

[0035] The connecting column 113 is also provided with a threaded cover 115 that is threadably matched with the connecting thread 114 .

[0036] The thread cap can cover the outside of the connection thread to play a protective and protective role. It can prevent external factors (such as dust, moisture, etc.) from entering the connection thread, thereby reducing the risk of corrosion and damage and extending the service life of the connector. The thread cap design not only improves the appearance of the product, but also makes the connection part appear neater. This design can reduce the protrusion and incoordination of the connecting parts in appearance, and improve the overall visual effect of the product; the setting of the threaded cap does not affect the normal use of the connector, and users can still easily perform installation and disassembly operations. In addition, the threaded cap itself is relatively easy to clean and maintain, keeping the connection parts clean and in good condition; the threaded cap provides additional fixing force on the outside to help keep the connection threads tight. This design can effectively prevent accidental loosening due to vibration or movement, and improve the safety and reliability of the connection parts; the threaded cap can be easily screwed into and fixed on the outside of the connecting column through the thread design that matches the connection thread. The fixing method of this threaded cap is similar to that of general threaded connections. The interlocking effect of the threads ensures the firm position of the cap at the connection part; the threaded cap can effectively prevent dust, moisture and other impurities from entering the connection threads, avoiding corrosion and damage. Keeping the connection parts clean and dust-free helps to improve their reliability and durability in long-term use; the design of the threaded cap takes into account the overall appearance and aesthetics of the product, and improves the overall texture and user experience of the product by making the connection parts look neater and more neat.

[0037] The driven component is a scooter 3 , which includes a plate body 31 , a second driven wheel body 32 disposed below the plate body 31 , and a folding portion 33 disposed on a side of the plate body 31 close to the power rod body 1 .

[0038] The folding part is located on the side of the scooter close to the power rod body, so that the user can easily fold the scooter. This design allows the scooter to quickly become smaller when not in use, making it easy to store in a small space or carry in public transportation, increasing convenience and flexibility; the second driven wheel body arranged under the plate body can provide additional support and stability. This design makes the scooter more stable when in use, and the user can balance and operate more easily, reducing the risk of accidental falls; the plate body, as the main support surface, can provide sufficient pedal space and a comfortable use experience. Reasonable design can ensure the comfort and safety of the scooter, which is suitable for long-term riding or frequent use scenarios; the folding part is designed with a specific structure, so that the scooter can be quickly folded or unfolded when needed, and a reliable folding mechanism, such as a bearing or a locking device, is usually used to ensure that the folding part is stable and reliable during use and folding; the second driven wheel body is located under the plate body, which not only supports the overall structure, but also increases the stability and balance of the scooter during use. It is usually combined with the board body and folding part to form a stable foundation to ensure the stable operation of the scooter under different ground conditions and usage conditions; the board body, as a platform for users to stand and step on, needs to have sufficient width and structural strength to support the user's weight and provide a good riding experience. Appropriate board design not only improves comfort, but also ensures safety and durability.

[0039] The front end of the folding portion 33 is provided with a second connecting sleeve 26 , the connecting column 113 is inserted into the second connecting sleeve 26 and protrudes out of the second connecting sleeve 26 , and the portion of the connecting column 113 protruding out of the second connecting sleeve 26 has a connecting thread 114 .

[0040] The protruding part of the connecting column has a connecting thread, and the tightening effect of the thread can enhance the stability of the folding part. This design ensures that the folding part will not easily loosen or shift during use, thereby maintaining the firmness of the overall structure; the second connecting sleeve, as a part of the connection, allows the user to conveniently perform folding and unfolding operations. By rotating the threaded part of the connecting column, the folding part can be easily fixed and released, thereby improving the convenience and use efficiency of the scooter; the threaded design of the connecting column not only improves the firmness of the connection, but also reduces the wear and damage caused by frequent folding. This structural optimization helps to extend the service life of the folding component while improving the safety and stability during use; the protruding part of the connecting column has a connecting thread, which matches the thread inside the second connecting sleeve. By rotating the connecting column, the thread gradually engages, so that the connecting column can be firmly fixed inside the second connecting sleeve, thereby achieving reliable connection of the folding part; the second connecting sleeve not only provides a base for the thread, but also protects the internal structure of the connecting column to prevent pollution and damage from the external environment. It effectively supports the connecting column and ensures that the connecting parts remain stable and safe during use. This solution aims to improve user experience and product reliability by optimizing the structural design of the folding part. The reasonable connecting thread and sleeve design not only facilitates daily folding operations, but also improves the overall quality and service life of the scooter.

[0041] A folding connector 34 is disposed between the folding portion 33 and the plate body 31 . A curved track 35 is disposed on the folding connector 34 . A positioning pin 36 matched with the curved track 35 is disposed on the folding portion 33 .

[0042] The curved track provides a fixed track of a specific shape, and the locating pin moves along this track. This design ensures that the folding part can be accurately positioned and aligned when folding and unfolding, making the scooter more stable and safe when in use; the locating pin cooperates with the curved track to make it easier for the user to operate and control the folding action of the folding part. This mechanism simplifies the folding process, allowing the user to fold and unfold the scooter more conveniently in daily use; the cooperation between the curved track and the locating pin not only improves the accuracy of the operation, but also reduces the wear of parts caused by frequent folding. This design optimization helps to extend the service life of the folding parts and increases the durability and reliability of the product; the curved track forms a specific arc or curved path on the folding connector. The design principle of this curved track is to provide a track with a good fixing effect, so that the positioning pin can move smoothly inside it to complete the firm fixation of the folding part; the positioning pin is a protrusion or convex part on the folding part, which matches the shape inside the curved track. When the positioning pin moves, due to the special design of the curved track, the positioning pin will move along the track to the appropriate position to ensure that the folding part is folded or unfolded in the correct position; through the combination of the curved track and the positioning pin, the folding operation of the folding part becomes more precise and controllable. This design not only improves the user experience, but also improves the overall quality and ease of use of the product.

[0043] A supporting rod 37 for the scooter 3 is disposed on the side of the plate body 31 .

[0044] The scooter support rod is located on the side of the board body, providing additional support and stability. This design allows the scooter to stand more firmly when parked or stationary, reducing the risk of falling due to tilting or instability; the setting of the support rod allows the user to easily park the scooter where needed without relying on external supports. This solution improves the parking convenience and flexibility of the scooter, especially useful in parking lots or indoor storage; the addition of the support rod not only increases the stability of the scooter, but also improves the user's overall experience. The user can park or operate the scooter more confidently without worrying about it accidentally falling or moving; the support rod is usually a fixed structure attached to the side of the board body, which can be a metal pipe or similar material. Its main function is to provide vertical support so that the scooter can maintain a vertical posture when stationary and will not lose balance due to its own weight or slight external impact; the support rod is usually located on the side of the board body, and the design takes into account that it does not affect the user's normal operation or pedaling posture during use. At the same time, it must be strong and stable enough to withstand the gravity and external environment when the scooter is parked, ensuring that the support effect is long-lasting and reliable; by adding a support rod on the side of the board body, not only the stability of the overall structure of the scooter is increased, but also the risk of falling on uneven or inclined ground can be effectively prevented. This design takes into account various practical situations in daily use and improves the safety and reliability of the scooter.

[0045] The above-mentioned embodiments of the utility model are not intended to limit the protection scope of the utility model, and the implementation methods of the utility model are not limited to these. All other various forms of modifications, replacements or changes made to the above-mentioned structure of the utility model based on the above-mentioned contents of the utility model, in accordance with the common technical knowledge and customary means in the field, without departing from the above-mentioned basic technical ideas of the utility model, should fall within the protection scope of the utility model.

Claims

1. A detachable electric trolley case, comprising a power rod body and a driven assembly arranged behind the power rod body, characterized in that: The driven component is a pull rod box, which includes a box body, a telescopic connecting part arranged at the bottom of the box body, and a first driven wheel body arranged below the telescopic connecting part. A foldable support rod is arranged on the side of the telescopic connecting part close to the power rod body. The power rod body includes a telescopic rod body, a rechargeable battery arranged in the telescopic rod body, a connecting part arranged at the bottom of the telescopic rod body, and an electric drive wheel arranged below the telescopic rod body and electrically connected to the rechargeable battery; the connecting part includes a connecting main pipe that is sleeved and fixed with the telescopic rod body, and a connecting column arranged on the surrounding side of the connecting main pipe; the front end of the telescopic connecting part is provided with a first connecting sleeve, the connecting column is inserted into the first connecting sleeve and protrudes outside the first connecting sleeve, and the part of the connecting column protruding outside the first connecting sleeve has a connecting thread; the connecting column is also provided with a threaded cover that forms a threaded match with the connecting thread.

2. The detachable electric suitcase according to claim 1, characterized in that: The telescopic rod body is provided with a control handle and a pedal assembly.

3. The detachable electric suitcase according to claim 1, characterized in that: The driven component is a scooter, which comprises a plate body, a second driven wheel body arranged below the plate body, and a folding part arranged on one side of the plate body close to a power rod body.

4. The detachable electric suitcase according to claim 3, characterized in that: The front end of the folding portion is provided with a second connecting sleeve, the connecting column is inserted into the second connecting sleeve and protrudes out of the second connecting sleeve, and the part of the connecting column protruding out of the second connecting sleeve has a connecting thread.

5. The detachable electric suitcase according to claim 3, characterized in that: A folding connection piece is provided between the folding portion and the plate body portion, a curved track is provided on the folding connection piece, and a positioning pin matched with the curved track is provided on the folding portion.

6. The detachable electric suitcase according to claim 4, characterized in that: A scooter support rod is arranged on the side of the plate body.

Images