Detachable trolley

Abstract

The utility model discloses a detachable trolley which comprises a trolley frame assembly and a lifting basket detachably connected with the trolley frame assembly. The frame assembly comprises two symmetrically-arranged front frame bodies and two rear frame bodies hinged to the front frame bodies, telescopic rods are arranged at one ends of the front frame bodies, and push rods are connected to the ends of the telescopic rods; the bottom of the front frame body is connected with front wheels, and the bottom of the rear frame body is connected with rear wheels. Brackets are connected to the inner sides of the two front frame bodies; a front fixing rod is arranged inside the bracket; a rear fixing rod is arranged at one end of the bracket; a front locking assembly and a rear locking assembly are arranged at the two ends of the bottom of the lifting basket respectively, the front locking assembly is clamped to the front fixing rod in a matched mode, and the rear locking assembly is clamped to the rear fixing rod in a matched mode. The basket is detachably connected to the frame through the front locking assembly and the two rear locking assemblies, triangular locking is formed in the locking process, and the locking stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trolleys, and more specifically, to a detachable trolley. Background Art

[0002] The carrying basket can be used in pet carts, baby carriages or shopping carts. During shopping, a baby or a pet can also be placed in the carrying basket through the carrying basket, which is convenient for shopping. The carrying basket is fixedly installed on the vehicle frame to form a trolley structure, reducing the use difficulty. The existing trolleys and carrying baskets are of an integral structure, and the flexible disassembly of the carrying basket cannot be realized, so the use flexibility is poor. Moreover, when the carrying basket is stuck on the vehicle frame, no front locking component and two rear locking components are provided, and a triangular locking shape cannot be formed, so the locking firmness is poor. Summary of the Utility Model

[0003] In order to solve at least one of the above technical problems, the utility model provides a detachable trolley.

[0004] The utility model provides a detachable trolley in a first aspect, comprising: a vehicle frame assembly and a carrying basket detachably connected to the vehicle frame assembly; characterized in that,

[0005] The vehicle frame assembly includes two symmetrically arranged front frame bodies and two rear frame bodies hinged to the front frame bodies. One end of the front frame body is provided with a telescopic rod, and the end of the telescopic rod is connected with a push rod;

[0006] The bottom of the front frame body is connected with front wheels, and the bottom of the rear frame body is connected with rear wheels;

[0007] Two brackets are connected to the inner sides of the two front frame bodies;

[0008] The inner side of the bracket is provided with a front fixing rod, and one end of the bracket is provided with a rear fixing rod;

[0009] Both ends of the bottom of the carrying basket are respectively provided with a front locking component and a rear locking component. The front locking component is cooperatively clamped on the front fixing rod, and the rear locking component is cooperatively clamped on the rear fixing rod.

[0010] In a preferred embodiment of the utility model, an adjusting mechanism is sleeved at the middle position of the push rod, and an adjusting knob is arranged on one side of the adjusting mechanism. The adjusting knob is used to adjust the telescopic length of the telescopic rod.

[0011] In a preferred embodiment of the utility model, the front locking component includes a front locking seat and a front locking abutting block. A front clamping groove is arranged between the front locking seat and the front locking abutting block. A front locking knob is connected to the top of one side of the front locking abutting block. The front fixing rod is clamped into the front clamping groove for locking.

[0012] In a preferred embodiment of the present utility model, a front locking compression spring is disposed on one side of the front locking abutting block and below the front locking button, and a front locking rivet is disposed inside the front locking compression spring.

[0013] In a preferred embodiment of the present utility model, there are two rear locking assemblies, and the two rear locking assemblies are arranged in parallel along the width direction of the basket.

[0014] In a preferred embodiment of the present utility model, the rear locking assembly includes a rear locking seat and a rear locking rivet fixedly installed at one end of the bottom of the rear locking seat. A rear locking compression spring is disposed outside the rear locking rivet. One end of the rear locking compression spring is provided with a rear locking button. A rear card slot is disposed between the rear locking button and the inner side of the rear locking seat. The rear fixing rod is locked by being inserted into the rear card slot.

[0015] In a preferred embodiment of the present utility model, it further includes a hinge shaft. The front frame body and the rear frame body on the same side are hinged through the hinge shaft, and a cross bar is fixedly installed inside the two front frame bodies.

[0016] In a preferred embodiment of the present utility model, it further includes a collar. One end of the collar is connected to the end of the telescopic rod, the other end of the collar is cooperatively connected to one end of the push rod, and a fixing button is disposed outside the collar.

[0017] In a preferred embodiment of the present utility model, the basket includes an upper surrounding rod and a lower surrounding rod arranged in parallel. A first folding arm and a second folding arm are disposed between the upper surrounding rod and the lower surrounding rod. The first folding arm and the second folding arm are hinged, and the front locking assembly and the rear locking assembly are fixedly installed at both ends of the bottom of the lower surrounding rod.

[0018] In a preferred embodiment of the present utility model, a rotatable handle rod is cooperatively connected to the top of the upper surrounding rod.

[0019] The above technical solution of the present utility model has the following advantages compared with the prior art:

[0020] In this application, the basket is detachably connected to the vehicle frame through the front locking assembly and the two rear locking assemblies, and a triangular lock is formed during the locking process to improve the locking stability. The front locking assembly and the rear locking assembly are respectively provided with a front locking button and a rear locking button to clamp the front fixing rod in the front card slot, and at the same time, the rear locking rod is firmly clamped in the rear card slot to prevent the front fixing rod and the rear fixing rod from detaching, thereby improving the locking firmness. Description of the Drawings

[0021] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, some of the following drawings are embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0022] Figure 1 It is a three-dimensional structural schematic diagram of a detachable trolley according to an embodiment of the present utility model;

[0023] Figure 2 It is a three-dimensional structural schematic diagram of a frame assembly according to an embodiment of the present utility model;

[0024] Figure 3 It is a structural schematic diagram of a basket according to an embodiment of the present utility model;

[0025] Figure 4 It is a structural schematic diagram of a front locking assembly and a rear locking assembly according to an embodiment of the present utility model;

[0026] Figure 5 It is a schematic diagram of the locked state of the basket and the frame assembly according to an embodiment of the present utility model.

[0027] In the figure, 1. Adjusting mechanism, 2. Adjusting knob, 3. Push rod, 4. Casing, 5. Fixing knob, 6. Telescopic rod, 7. Rear locking assembly, 701. Rear locking seat, 702. Rear locking button, 703. Rear locking compression spring, 704. Rear locking rivet, 705. Rear card slot, 8. Rear fixing rod, 9. Hinge shaft, 10. Rear wheel, 11. Rear frame body, 12. Front frame body, 13. Front wheel, 14. Cross bar, 15. Front fixing rod, 16. Front locking assembly, 1601. Front locking button, 1602. Front locking compression spring, 1603. Front locking abutment, 1604. Front locking seat, 1605. Front card slot, 17. Bracket, 18. Basket, 1801. Handle rod, 1802. Upper surrounding rod, 1803. First folding arm, 1804. Second folding arm, 1805. Lower surrounding rod. Specific Embodiments

[0028] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the following will further describe the present utility model in detail in combination with specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0029] Many specific details are set forth in the following description in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present utility model is not limited by the specific embodiments disclosed below.

[0030] Embodiment 1

[0031] See Figures 1 - 5 As shown, the present utility model proposes a detachable trolley, including: a frame assembly and a basket 18 detachably connected to the frame assembly; the frame assembly includes two symmetrically arranged front frame bodies 12 and two rear frame bodies 11 hinged to the front frame bodies 12. One end of the front frame body 12 is provided with a telescopic rod 6, and the end of the telescopic rod 6 is connected with a push rod 3; the bottom of the front frame body 12 is connected with a front wheel 13, and the bottom of the rear frame body 11 is connected with a rear wheel 10; two inner sides of the front frame bodies 12 are connected with a bracket 17; a front fixing rod 15 is arranged inside the bracket 17, and a rear fixing rod 8 is arranged at one end of the bracket 17; both ends of the bottom of the basket 18 are respectively provided with a front locking assembly 16 and a rear locking assembly 7, the front locking assembly 16 is cooperatively clamped on the front fixing rod 15, and the rear locking assembly 7 is cooperatively clamped on the rear fixing rod 8.

[0032] According to an embodiment of the present utility model, an adjusting mechanism 1 is sleeved at the middle position of the push rod 3, and an adjusting knob 2 is arranged on one side of the adjusting mechanism 1, and the adjusting knob 2 is used to adjust the telescopic length of the telescopic rod 6.

[0033] According to an embodiment of the present utility model, the front locking assembly 16 includes a front locking seat 1604 and a front locking abutting block 1603. A front clamping groove 1605 is arranged between the front locking seat 1604 and the front locking abutting block 1603. A front locking button is connected to the top of one side of the front locking abutting block 1603, and the front fixing rod 15 is clamped into the front clamping groove 1605 for locking.

[0034] According to an embodiment of the present utility model, a front locking compression spring 1602 is arranged on one side of the front locking abutting block 1603 and below the front locking button, and a front locking rivet is arranged inside the front locking compression spring 1602.

[0035] According to an embodiment of the present utility model, there are two rear locking assemblies 7, and the two rear locking assemblies 7 are arranged side by side along the width direction of the basket 18.

[0036] According to an embodiment of the present utility model, the rear locking assembly 7 includes a rear locking seat 701 and a rear locking rivet 704 fixedly installed at one end of the bottom of the rear locking seat 701. A rear locking compression spring 703 is arranged outside the rear locking rivet 704. A rear locking button 702 is arranged at one end of the rear locking compression spring 703. A rear clamping groove 705 is arranged between the rear locking button 702 and the inner side of the rear locking seat 701, and the rear fixing rod 8 is clamped into the rear clamping groove 705 for locking.

[0037] It should be noted that after the front fixing rod 15 is clamped by the front locking compression spring 1602, the opening size of the front card slot 1605 is reduced. Similarly, after the rear fixing rod 8 is clamped by the rear locking compression spring 703, the opening size of the rear card slot 705 is reduced, preventing the front fixing rod 15 and the rear fixing rod 8 from disengaging from the front card slot 1605 and the rear card slot 705.

[0038] According to an embodiment of the present invention, it further includes a hinge shaft 9. The front frame body 12 and the rear frame body 11 on the same side are hinged by the hinge shaft 9, and a cross bar 14 is fixedly installed inside the two front frame bodies 12.

[0039] According to an embodiment of the present invention, it further includes a ferrule 4. One end of the ferrule 4 is connected to the end of the telescopic rod 6, the other end of the ferrule 4 is cooperatively connected to one end of the push rod 3, and a fixing button 5 is arranged on the outer side of the ferrule 4.

[0040] According to an embodiment of the present invention, the carrying basket 18 includes an upper surrounding rod 1802 and a lower surrounding rod 1805 arranged in parallel. Between the upper surrounding rod 1802 and the lower surrounding rod 1805, a first folding arm 1803 and a second folding arm 1804 are arranged. The first folding arm 1803 and the second folding arm 1804 are hinged, and the front locking assembly 16 and the rear locking assembly 7 are fixedly installed at both bottom ends of the lower surrounding rod 1805.

[0041] According to an embodiment of the present invention, a rotatable handle rod 1801 is cooperatively connected to the top of the upper surrounding rod 1802.

[0042] In summary, in this application, the carrying basket 18 is detachably connected to the vehicle frame through the front locking assembly 16 and the two rear locking assemblies 7, and a triangular lock is formed during the locking process, improving the locking stability. The front locking assembly 16 and the rear locking assembly 7 are respectively provided with a front locking button 1601 and a rear locking button 702 to clamp the front fixing rod 15 in the front card slot 1605, and at the same time, the rear locking rod is firmly clamped in the rear card slot 705, preventing the front fixing rod 15 and the rear fixing rod 8 from disengaging and improving the locking firmness.

[0043] The technical features of the above embodiments can be combined arbitrarily. For the sake of brevity of description, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered to be within the scope described in this specification.

[0044] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to the above embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to the above embodiments shown herein, but rather should be accorded the widest scope consistent with the principles and novel features disclosed herein.

[0045] The above are only the specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of changes or substitutions, which should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claimed rights.

Claims

1. A detachable trolley, comprising: The frame assembly and the basket connected to the frame assembly in a detachable manner; characterized in that: The frame assembly comprises two symmetrically arranged front frames and two rear frames hinged to the front frames, one end of the front frame is provided with a telescopic rod, and the end of the telescopic rod is connected to a push rod; The bottom of the front frame is connected to a front wheel, and the bottom of the rear frame is connected to a rear wheel; The inner sides of the two front frames are connected with brackets; A front fixing rod is arranged inside the bracket, and a rear fixing rod is arranged at one end of the bracket; A front locking assembly and a rear locking assembly are respectively arranged at two ends of the bottom of the basket. The front locking assembly is connected to the front fixing rod in a coordinated manner, and the rear locking assembly is connected to the rear fixing rod in a coordinated manner.

2. A detachable trolley according to claim 1, characterized in that: An adjusting mechanism is sleeved at the middle position of the push rod, and an adjusting button is arranged on one side of the adjusting mechanism. The adjusting button is used to adjust the extension and retraction of the telescopic rod.

3. A detachable trolley according to claim 1, characterized in that: The front locking assembly includes a front locking seat and a front locking block, a front card slot is provided between the front locking seat and the front locking block, a front locking button is connected to the top of one side of the front locking block, and the front fixing rod is inserted into the front card slot for locking.

4. A detachable trolley according to claim 3, characterized in that: A front locking compression spring is arranged on one side of the front locking stop and below the front locking button, and a front locking rivet is arranged inside the front locking compression spring.

5. A detachable trolley according to claim 1, characterized in that: There are two rear locking assemblies, which are arranged in parallel along the width direction of the basket.

6. A detachable trolley according to claim 5, characterized in that: The rear locking assembly includes a rear locking seat and a rear locking rivet fixedly installed at one end of the bottom of the rear locking seat, a rear locking compression spring is arranged on the outer side of the rear locking rivet, a rear locking button is arranged at one end of the rear locking compression spring, a rear locking slot is arranged on the inner side of the rear locking button and the rear locking seat, and the rear fixing rod is inserted into the rear slot for locking.

7. A detachable trolley according to claim 1, characterized in that: It also includes a hinge shaft, through which the front frame body and the rear frame body located on the same side are hinged, and cross bars are fixedly installed on the inner sides of the two front frame bodies.

8. A detachable trolley according to claim 1, characterized in that: It also includes a ferrule, one end of which is connected to the end of the telescopic rod, and the other end of which is cooperatively connected to one end of the push rod, and a fixing button is arranged on the outside of the ferrule.

9. A detachable trolley according to claim 1, characterized in that: The basket comprises an upper enclosure rod and a lower enclosure rod arranged in parallel, a first folding arm and a second folding arm are arranged between the upper enclosure rod and the lower enclosure rod, the first folding arm and the second folding arm are hinged, and the front locking assembly and the rear locking assembly are fixedly mounted at both ends of the bottom of the lower enclosure rod.

10. A detachable trolley according to claim 9, characterized in that: The top of the upper enclosure rod is cooperatively connected with a rotatable handle rod.

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