Novel quick-release trolley

Abstract

The utility model relates to the technical field of trolleys, in particular to a novel quick-release trolley which comprises a trolley seat and a handrail frame installed on the trolley seat, the trolley seat comprises a seat plate and wheel seat shells, the wheel seat shells are evenly arranged at the four corners of the lower end face of the seat plate, and the wheel seat shells and the seat plate are integrally formed. An inserting shell is installed in the wheel seat shell in an inserting mode, the inserting shell and the wheel seat shell are clamped and fixed, and auxiliary sliding blocks are symmetrically installed on the two sides of the inserting shell. The wheel seat shell is fixedly mounted at the lower end of the saddle, the insertion shell can be conveniently mounted through the wheel seat shell, the wheel carrier set and the universal wheel set can be conveniently and quickly mounted in the insertion shell through the insertion shell to be locked during mounting and use, and meanwhile, the auxiliary sliding block and the rotating wheel frame are mounted on the insertion shell, so that the wheel carrier set and the universal wheel set can be conveniently and quickly mounted in the insertion shell. Clamping between the insertion shell and the wheel seat shell can be quickly released by rotating the rotating wheel frame when disassembly is needed, and the insertion shell can be directly taken down from the wheel seat shell.

Description

TECHNICAL FIELD

[0001] The utility model relates to handcart technical field, especially a novel quick detach handcart. BACKGROUND

[0002] In logistics transportation, warehouse management, factory workshop and daily life and so on many scenes, handcart as a kind of convenient handling tool, plays a vital role.It can help people easily carry various goods, improve work efficiency, reduce labor intensity.

[0003] The lower moving wheel of the traditional handcart is mostly fixed and installed to four corners by multiple bolts, needs to be fixed by a large number of bolts, nuts and other connecting pieces.In the assembly process, the operator needs to spend a lot of time and energy to align the components and tighten the connecting pieces, which not only increases the assembly difficulty and time cost, but also may affect the use performance of the handcart due to improper assembly for some personnel unfamiliar with the operation.

[0004] And when disassembling, the connecting pieces also need to be disassembled one by one, which is cumbersome and inefficient.This makes the handcart difficult to be effectively stored when not in use, occupies a large amount of space, and is extremely inconvenient when carried to other places for use. SUMMARY

[0005] The utility model solves the problems in the related art and provides a novel quick detach handcart.

[0006] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0007] A novel quick detach handcart, comprising a seat and a handrail mounted on the seat, the seat comprises a seat plate and a wheel seat shell, the wheel seat shell is evenly arranged at the four corners of the lower end surface of the seat plate, and the wheel seat shell is integrally formed with the seat plate, a plug-in shell is inserted and mounted in the wheel seat shell, the plug-in shell is clamped and fixed with the wheel seat shell, and two symmetrical auxiliary sliding blocks are mounted on the two sides of the plug-in shell, the auxiliary sliding blocks are inserted and fixedly connected with the plug-in shell, a rotating wheel frame matched with the auxiliary sliding blocks is installed on the plug-in shell, the rotating wheel frame is rotatably connected with the plug-in shell, a wheel frame group is rotatably installed at the lower end of the plug-in shell, and a universal wheel group is rotatably installed at the middle part of the wheel frame group.

[0008] As a preferred scheme, the plug-in shell comprises a shell part and an elastic pressing frame, the elastic pressing frame is symmetrically mounted on the two sides of the shell part, and the elastic pressing frame is integrally formed with the shell part.

[0009] As a preferred scheme, the shell part comprises a sleeve shell and a multi-head pipe frame, the multi-head pipe frame is installed at the middle part of the sleeve shell, and the multi-head pipe frame is integrally formed with the sleeve shell.

[0010] As a preferred scheme, the elastic pressing frame comprises a bent plate and a positioning block, the positioning block is installed on the outer side of the bent plate, and the positioning block is integrally formed with the bent plate, and a matching clamping groove matched with the positioning block is formed on the wheel seat shell.

[0011] As a preferred scheme, the auxiliary sliding block comprises an arc block and a plug-in rod, the plug-in rod is fixedly installed on the inner side of the arc block, and a plug-in groove matched with the plug-in rod is formed on the bent plate.

[0012] As a preferred scheme, the rotating wheel frame is composed of two groups of oppositely buckled half-ring frames, and the half-ring frames are provided with connecting ears at two ends, and the connecting ears are integrally formed with the half-ring frames.

[0013] As a preferred scheme, the inner side of the half-ring frame is provided with a pressing block matched with the arc block, and the pressing block is integrally formed with the half-ring frame.

[0014] Compared with the prior art, the application has the beneficial effects that: the wheel seat shell is fixedly installed at the lower end of the seat, the plug-in shell is installed through the wheel seat shell, the wheel frame group and the universal wheel group can be quickly installed in the plug-in shell for locking through the plug-in shell during installation and use, the auxiliary sliding block and the rotating wheel frame are installed on the plug-in shell, the plug-in shell can be quickly removed from the wheel seat shell by rotating the rotating wheel frame to release the clamping between the plug-in shell and the wheel seat shell when disassembly is needed, the functions of quick assembly and disassembly are realized, and carrying and storage are facilitated. The connection between the components is stable and reliable, and can effectively prevent loosening or damage during use. At the same time, the trolley has good flexibility and steering performance, can adapt to different use environments, improves work efficiency, and reduces use cost. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 is a perspective view of the seat plate in the embodiment of the utility model;

[0017] Figure 3 is a perspective view of the plug-in shell, the auxiliary sliding block and the rotating wheel frame matched in the embodiment of the utility model;

[0018] Figure 4 is the plug-in shell in the embodiment of the utility model;

[0019] Figure 5 is a perspective view of the auxiliary sliding block and the rotating wheel frame matched in the embodiment of the utility model;

[0020] Figure 6 is Figure 5A plan view of the device shown.

[0021] In the figure: 1, a seat; 10, a handrail; 11, a seat plate; 12, a wheel base shell; 121, a matching card slot; 2, a plug-in shell; 21, a shell part; 211, a sleeve shell; 212, a multi-head pipe frame; 22, an elastic pressing frame; 221, a bent plate; 222, a positioning card block; 223, a plug-in slot; 3, an auxiliary sliding block; 31, an arc surface block; 32, a plug-in rod; 4, a rotating wheel frame; 41, a half ring frame; 42, a connecting lug; 43, an extrusion block; 5, a wheel frame group; 6, a universal wheel group. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The description of the at least one exemplary embodiment is actually only illustrative, but not as any limitation on the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] It should be noted that the terms used herein are only intended to describe specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form, unless the context clearly indicates otherwise, and it should also be understood that when the terms "comprise" and / or "include" are used in the specification, there is a reference to the presence of a feature, step, operation, device, component and / or combinations thereof.

[0024] Unless specifically stated otherwise, the relative arrangements of the components and steps illustrated in these embodiments and the numerical expressions and values set forth in the examples are not meant to limit the scope of the present application. At the same time, it should be understood that the sizes of the various parts shown in the drawings are not drawn in proportion. The techniques, methods and devices known to those skilled in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0025] In the description of the utility model, need understanding is, the orientation word such as " before, after, top, bottom, left, right " " horizontal, vertical, perpendicular, horizontal " and " top, bottom " and so on indicated orientation or positional relationship usually is based on the orientation or positional relationship shown in drawing, just is for the convenience of describing the utility model and simplifying description, under the condition without making opposite statement, these orientation words do not indicate and suggest the device or element indicated must have specific orientation or with specific orientation structure and operation, therefore can not be understood as the restriction of the protection scope of the utility model;The orientation word " inside, outside " refers to the inside and outside relative to the contour of each component.

[0026] For the convenience of description, spatial relative terms can be used herein, such as "over", "above", "upper surface", "upper" and the like, to describe the spatial position relationship of one device or feature with other devices or features as shown in the figure. It should be understood that the spatial relative terms are intended to include different orientations in use or operation in addition to the orientation of the device described in the figure. For example, if the device in the drawing is inverted, the device described as "above" or "over" other devices or structures will be positioned "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein are interpreted accordingly.

[0027] In addition, it should be noted that the use of "first", "second" and the like to limit parts is only for the convenience of distinguishing the corresponding parts, and the above words have no special meaning unless otherwise stated, and therefore cannot be understood as the restriction of the protection scope of the utility model.

[0028] Referring to Figure 1 , Figure 2 and Figure 3As shown, a new type of quick-release trolley, including the trolley seat 1 and the handrail 10 installed on the trolley seat 1, the trolley seat 1 includes the seat plate 11 and the wheel seat shell 12, the wheel seat shell 12 is uniformly arranged at the four corners of the lower end surface of the seat plate 11, and the wheel seat shell 12 is integrally formed with the seat plate 11, the plug-in shell 2 is inserted and installed in the wheel seat shell 12, the plug-in shell 2 is clamped and fixed with the wheel seat shell 12, and the plug-in shell 2 is symmetrically installed with the auxiliary sliding block 3 on both sides, the auxiliary sliding block 3 is inserted and fixedly connected with the plug-in shell 2, the plug-in shell 2 is installed with the rotating wheel frame 4 matched with the auxiliary sliding block 3, the rotating wheel frame 4 is rotatably connected with the plug-in shell 2, the lower end of the plug-in shell 2 is rotatably installed with the wheel frame group 5, and the middle part of the wheel frame group 5 is rotatably installed with the universal wheel group 6. The seat plate 11 and the wheel seat shell 12 of the trolley seat 1 are integrally formed, which ensures the stability and strength of the overall structure of the trolley seat 1. The plug-in shell 2 is inserted and installed in the wheel seat shell 12 and clamped and fixed, which facilitates the quick assembly and disassembly of the trolley, and is convenient for carrying and storage. The auxiliary sliding block 3 is inserted and fixed with the plug-in shell 2, the rotating wheel frame 4 is rotatably connected with the plug-in shell 2, and the setting of the wheel frame group 5 and the universal wheel group makes the trolley have good flexibility and steering performance in use.

[0029] Referring to Figure 3 and Figure 4 As shown, the plug-in shell 2 includes the shell part 21 and the elastic pressing frame 22, the elastic pressing frame 22 is symmetrically installed on both sides of the shell part 21, and the elastic pressing frame 22 is integrally formed with the shell part 21. The shell part 21 and the elastic pressing frame 22 of the plug-in shell 2 are integrally formed, which not only simplifies the production process and reduces the production cost, but also provides a certain elasticity for the elastic pressing frame 22, which is convenient for clamping and fixing with the wheel seat shell 12, and also more convenient when disassembling. The shell part 21 includes the sleeve shell 211 and the multi-head pipe frame 212, the multi-head pipe frame 212 is installed in the middle part of the sleeve shell 211, and the multi-head pipe frame 212 is integrally formed with the sleeve shell 211. The sleeve shell 211 and the multi-head pipe frame 212 of the shell part 21 are integrally formed, which enhances the structural strength of the shell part 21, better protects the internal components, prolongs the service life of the trolley, and facilitates the stable installation of the wheel frame group 5 through the setting of the multi-head pipe frame 212. The elastic pressing frame 22 includes the bent plate 221 and the positioning clamping block 222, the positioning clamping block 222 is installed on the outer side surface of the bent plate 221, and the positioning clamping block 222 is integrally formed with the bent plate 221, and the wheel seat shell 12 is provided with the matched clamping groove 121 matched with the positioning clamping block 222. The bent plate 221 and the positioning clamping block 222 of the elastic pressing frame 22 are integrally formed, and the positioning clamping block 222 is matched with the matched clamping groove 121 on the wheel seat shell 12, so as to realize the stable clamping of the plug-in shell 2 and the wheel seat shell 12, and prevent the plug-in shell 2 from loosening or falling off during use.

[0030] Referring to Figure 5 and Figure 6As shown, the auxiliary sliding block 3 comprises an arc block 31 and a plug-in rod 32, the plug-in rod 32 is fixedly installed on the inner side of the arc block 31, and the bending plate 221 is provided with a plug-in groove 223 matched with the plug-in rod 32. The arc block 31 and the plug-in rod 32 of the auxiliary sliding block 3 are integrally formed, and the plug-in rod 32 is matched with the plug-in groove 223 on the bending plate 221, so that the auxiliary sliding block 3 is quickly installed and disassembled, and can be matched with the rotating frame 4 after the auxiliary sliding block 3 is installed on the elastic pressing frame 22.

[0031] Referring to Figure 5 and Figure 6 As shown, the rotating frame 4 is composed of two groups of half-ring frames 41 that are buckled relative to each other, and the two ends of the half-ring frame 41 are provided with connecting ears 42 which are integrally formed with the half-ring frame 41. The rotating frame 4 is composed of two groups of half-ring frames 41 that are buckled relative to each other, and the connecting ears 42 at the two ends of the half-ring frame 41 facilitate connecting the two groups of half-ring frames 41 together to form a complete rotating frame 4, which facilitates the installation and disassembly of the rotating frame 4, and also facilitates the maintenance and replacement of the rotating frame 4. The inner side of the half-ring frame 41 is provided with a pressing block 43 matched with the arc block 31, and the pressing block 43 is integrally formed with the half-ring frame 41. The pressing block 43 on the inner side of the half-ring frame 41 is matched with the arc block 31, which can move the elastic pressing frame 22 inward through the arc block 31 when the rotating frame 4 rotates, and then slide the positioning clamping block 222 out of the matched clamping groove 121, so as to quickly release the locking purpose, and facilitate flexible operation and use when disassembled.

[0032] In this embodiment, when assembled, the plug-in rod 32 of the auxiliary sliding block 3 is inserted into the plug-in groove 223 on the bending plate 221, so that the auxiliary sliding block 3 is fixedly connected with the plug-in shell 2. The two groups of half-ring frames 41 are buckled relative to each other on the plug-in shell 2, and the two groups of half-ring frames 41 are connected together through the connecting ears 42 to form the rotating frame 4. The wheel frame group 5 is rotatably installed at the lower end of the plug-in shell 2, and the universal wheel group is rotatably installed at the middle part of the wheel frame group 5. The plug-in shell 2 with the elastic pressing frame 22 is inserted into the wheel seat shell 12, so that the positioning clamping block 222 of the elastic pressing frame 22 is clamped into the matched clamping groove 121 on the wheel seat shell 12, and the plug-in shell 2 is clamped and fixed with the wheel seat shell 12. The handrail 10 is installed on the seat 1, and the assembly of the trolley is completed.

[0033] When disassembled, the operator rotates the rotating frame 4, the pressing block 43 on the inner side of the rotating frame 4 is matched with the arc block 31 of the auxiliary sliding block 3, and then the elastic pressing frame 22 is pressed by the auxiliary sliding block 3, so that the positioning clamping block 222 is pulled out of the matched clamping groove 121, and the plug-in shell 2 is pulled out of the wheel seat shell 12.

[0034] The above is the preferred embodiment of the present application, and the person skilled in the art of the present application can also change and modify the above embodiment, therefore, the present application is not limited to the above specific embodiments, and any obvious improvement, replacement or modification made by the person skilled in the art on the basis of the present application belongs to the protection scope of the present application.

Claims

1. A new type of quick release trolley comprising a trolley seat (1) and a handrail (10) mounted on the trolley seat (1), characterized in that: The car seat (1) includes a seat plate (11) and a wheel seat shell (12), the wheel seat shell (12) is evenly arranged at the four corners of the lower end surface of the seat plate (11), and the wheel seat shell (12) is integrally formed with the seat plate (11), the plug-in shell (2) is inserted and mounted in the wheel seat shell (12), the plug-in shell (2) is clamped and fixed with the wheel seat shell (12), and the two sides of the plug-in shell (2) are symmetrically provided with auxiliary sliding blocks (3), the auxiliary sliding blocks (3) are inserted and fixedly connected with the plug-in shell (2), the plug-in shell (2) is provided with a rotating wheel frame (4) matched with the auxiliary sliding block (3), the rotating wheel frame (4) is rotatably connected with the plug-in shell (2), and the lower end of the plug-in shell (2) is rotatably provided with a wheel frame group (5), and the middle part of the wheel frame group (5) is rotatably provided with a universal wheel group (6).

2. A new quick release trolley as claimed in claim 1, wherein: The plug-in shell (2) includes a shell part (21) and an elastic pressing frame (22), the elastic pressing frame (22) is symmetrically mounted on the two sides of the shell part (21), and the elastic pressing frame (22) is integrally formed with the shell part (21).

3. A new quick release trolley as claimed in claim 2, wherein: The shell part (21) includes a sleeve shell (211) and a multi-head pipe frame (212), the multi-head pipe frame (212) is mounted in the middle part of the sleeve shell (211), and the multi-head pipe frame (212) is integrally formed with the sleeve shell (211).

4. A new quick release trolley as claimed in claim 3, wherein: The elastic pressing frame (22) includes a bent plate (221) and a positioning clamping block (222), the positioning clamping block (222) is mounted on the outer side surface of the bent plate (221), and the positioning clamping block (222) is integrally formed with the bent plate (221), and the wheel seat shell (12) is provided with a matched clamping groove (121) matched with the positioning clamping block (222).

5. A new quick release trolley as claimed in claim 4, wherein: The auxiliary sliding block (3) includes an arc surface block (31) and a plug-in rod (32), the plug-in rod (32) is fixedly mounted on the inner side surface of the arc surface block (31), and the bent plate (221) is provided with a plug-in groove (223) matched with the plug-in rod (32).

6. A new quick release trolley as claimed in claim 5, wherein: The rotating wheel frame (4) is composed of two groups of half ring frames (41) oppositely buckled, the two ends of the half ring frame (41) are provided with connecting ears (42), and the connecting ears (42) are integrally formed with the half ring frame (41).

7. A new quick release trolley as claimed in claim 6, wherein: The inner side surface of the half ring frame (41) is provided with an extrusion block (43) matched with the arc surface block (31), and the extrusion block (43) is integrally formed with the half ring frame (41).

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