Trolley capable of avoiding tipping

Abstract

At least four wheel sets are evenly distributed and symmetrically and fixedly connected to the bottom of a trolley plate, a trolley frame is fixedly connected to the top of the trolley plate, at least one supporting set is fixedly connected to each of the two sides of the long edge of the trolley frame, and each supporting set comprises a base, a side cover, a supporting rod, a clamping block, a spring and a supporting plate; the surface of one end of the base is fixedly connected with the side cover used in cooperation, the supporting rod penetrates through the connecting position of the base and the side cover and is in clearance fit with the supporting rod, the base and the side cover, and by adding the mechanism, the situation that when the trolley is temporarily used as a tray for temporarily storing cargoes, the cargoes of the trolley are stacked up, a trolley body is unstable and inclines, and workers are injured is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of trolley, especially a trolley capable of avoiding overturning. BACKGROUND

[0002] The trolley is a carrying vehicle which is pushed and pulled by manpower. Although the trolley material handling technology is continuously developed, the trolley is still used as a tool for daily production. The trolley has better portability and operability compared with other carrying tools, and can work in places where motor vehicles are inconvenient to use, and has good performance when carrying goods in a short distance.

[0003] The existing trolley is used when carrying box goods in daily life. The commonly used trolley can be temporarily used as a tray for temporarily storing goods, but the trolley is dangerous to be parked when the goods are stacked high, so a trolley capable of avoiding overturning is needed. SUMMARY

[0004] The utility model aims at the deficiency of the prior art, and provides a trolley capable of avoiding overturning.

[0005] In view of the above problems, a trolley capable of avoiding overturning is provided, characterized in that it comprises a marking plate, a frame, a wheel set and a support set, the bottom of the plate is uniformly and symmetrically bolted with at least four groups of wheel sets, the top of the plate is welded with a frame, the frame is a bottomless rectangular frame, and at least one group of support sets is bolted on both sides of the long side of the frame.

[0006] Preferably, the support set comprises a base, a side cover, a support rod, a clamping block, a spring and a support plate, one end of the base is vertically bolted to the outer side of the frame, the side surface of the base away from the frame is bolted with a cooperatively used side cover, the connection position of the base and the side cover is penetrated by the support rod and cooperatively matched with the support rod and the base and the side cover.

[0007] Preferably, one side of the support rod is provided with a clamping tooth, the cavities of the base and the side cover are provided with a guide strip cooperatively matched with the two sides of the clamping tooth, the guide strip is provided with a rectangular groove near the bottom of the base and the side cover, the rectangular groove is provided with a clamping block, one end of the clamping block near the clamping tooth is provided with a clamping tooth cooperatively matched with the clamping tooth, the surface of the clamping block away from the clamping tooth is provided with a pull rod, the pull rod penetrates the connection position of the base and the side cover, and the surface of the pull rod is provided with a spring, and the spring is arranged between the side wall of the guide strip and the clamping block.

[0008] Preferably, the wheel set comprises a rotating shaft, a wheel frame and a wheel, the wheel frame is in U shape, the rotating shaft is movably connected to the top of the wheel frame, and the wheel is arranged between the U-shaped side walls of the wheel frame, and bolts are arranged on the U-shaped side walls of the wheel frame and the wheel and movably connect the wheel to the wheel frame.

[0009] Preferably, the supporting rod is fixedly connected with a supporting plate, and the bottom of the supporting plate is glued with a rubber block.

[0010] In the embodiment, the trolley can be avoided from tilting, when the trolley needs to be supported, the supporting rod is pulled down to make the rubber block at the bottom of the supporting rod contact the ground to form support, so that when the trolley is temporarily used as a kind of temporary storage tray for goods, the trolley goods are stacked high to cause the trolley body to be unstable and tilt to injure the staff. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a whole structure schematic view of the utility model identification base;

[0012] Figure 2 It is a whole cut schematic view of the utility model support group;

[0013] Figure 3 It is a whole cut schematic view of the utility model wheel set.

[0014] In the drawing: 1, trolley plate; 2, trolley frame; 3, wheel set; 311, trolley frame; 312, rotating shaft; 313, wheel; 4, support group; 411, supporting rod; 412, clamping tooth; 421, clamping block; 422, clamping tooth; 423, pull rod; 424, spring; 431, supporting plate; 432, rubber block; 441, base; 442, side cover. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be further explained in detail below by combining with the drawings and specific embodiments. Although the exemplary embodiments are disclosed in the drawings, it should be understood that the utility model can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to facilitate a thorough understanding of the utility model and to convey the complete concept of the utility model to those skilled in the art.

[0016] In the description of the specification, the description of the terms "certain embodiments", "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples without contradiction.

[0017] In the present utility model, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited. The terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, or detachable connection, or integrally connected; "connected" can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present utility model can be understood according to the specific circumstances.

[0018] Please refer to Figure 1 As shown, the bottom of the car plate 1 is uniformly and symmetrically bolted with at least four groups of car wheel groups 3, and the top of the car plate 1 is welded with a car frame 2, the car frame 2 is a bottomless rectangular frame, and at least one group of support groups 4 is bolted on both sides of the long side of the car frame 2 respectively.

[0019] Please refer to Figures 1-2 As shown, the support group 4 includes a base 441, a side cover 442, a support rod 411, a clamping block 421, a spring 424 and a support plate 431, one end of the base 441 is vertically bolted to the outside of the car frame 2, the surface of the base 441 away from the car frame 2 is bolted with a matching side cover 442, and the connecting part of the base 441 and the side cover 442 is penetrated by the support rod 411 and matched with the support rod 411 and the base 441 and the side cover 442.

[0020] Further, the support rod 411 is provided with a clamping tooth 412 on one side, the base 441 and the side cover 442 are provided with a guide strip matched with the two sides of the clamping tooth 412 in the cavity, the guide strip is provided with a rectangular groove near the bottom of the base 441 and the side cover 442, a clamping block 421 is arranged in the rectangular groove, the clamping block 421 is provided with a clamping tooth 422 matched with the clamping tooth 412 on one end close to the clamping tooth 412, a pull rod 423 is arranged on the surface of the end of the clamping block 421 away from the clamping tooth 422, the pull rod 423 penetrates the connecting position of the base 441 and the side cover 442, and a spring 424 is arranged on the surface of the pull rod 423 and between the side wall of the guide strip and the clamping block 421.

[0021] Please refer to Figure 3 As shown in the drawings, the wheel set 3 comprises a rotating shaft 312, a wheel frame 311 and a wheel 313, the wheel frame 311 is in the shape of U, the rotating shaft 312 is movably connected to the top of the wheel frame 311, and the wheel 313 is arranged between the U-shaped side walls of the wheel frame 311 and the U-shaped side walls of the wheel frame 311 are provided with bolts penetrating the U-shaped side walls of the wheel frame 311 and the wheel 313 and movably connecting the wheel 313 to the wheel frame 311.

[0022] Further, the support rod 411 is provided with a clamping tooth 412 on one side, the base 441 and the side cover 442 are provided with a guide strip matched with the two sides of the clamping tooth 412 in the cavity, the guide strip is provided with a rectangular groove near the bottom of the base 441 and the side cover 442, a clamping block 421 is arranged in the rectangular groove, the clamping block 421 is provided with a clamping tooth 422 matched with the clamping tooth 412 on one end close to the clamping tooth 412, a pull rod 423 is arranged on the surface of the end of the clamping block 421 away from the clamping tooth 422, the pull rod 423 penetrates the connecting position of the base 441 and the side cover 442, and a spring 424 is arranged on the surface of the pull rod 423 and between the side wall of the guide strip and the clamping block 421.

[0023] When the trolley is used, the trolley is parked at any position, the clamping tooth 422 is pulled out of the clamping tooth 412 by pulling the pull rod 423, the support rod 411 is pulled out downward due to gravity until the rubber block 432 at the bottom of the support rod 411 contacts the ground to form support, then the pull rod 423 is loosened to make the pull rod 423 retract the spring 424 to retract and make the clamping tooth 422 and the clamping tooth 412 newly clamp, so that when the trolley is temporarily used as a tray for temporarily storing goods, the trolley is prevented from being unstable and tilted to injure the staff due to the high stacking of goods.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model and are not limiting. Although the utility model is described in detail with reference to the embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the utility model, and they should be covered in the scope of the claims of the utility model.

Claims

1. A handcart that prevents tipping, characterized in that, The vehicle includes a vehicle panel (1), a frame (2), wheel sets (3), and a support group (4). The support group (4) includes a base (441), a side cover (442), a support rod (411), a locking block (421), a spring (424), and a support plate (431). At least four wheel sets (3) are evenly distributed and symmetrically fixedly connected to the bottom of the vehicle panel (1). The frame (2) is fixedly connected to the top of the vehicle panel (1). A locking tooth (412) is provided on one side of the support rod (411). At least one support group (4) is fixedly connected to both sides of the long side of the frame (2). A guide strip that is clearance-fitted with the locking tooth (412) is provided in the cavity of the base (441) and the side cover (442). A rectangular groove is provided at the bottom of the guide strip. A locking block (421) is provided in the rectangular groove. A locking tooth (422) that cooperates with the locking tooth (412) is provided at the end of the locking block (421) near the locking tooth (412).

2. The handcart that can prevent tipping as described in claim 1, characterized in that: A pull rod (423) is provided on the surface of the end of the locking block (421) away from the locking tooth (422). The pull rod (423) passes through the connection position of the base (441) and the side cover (442), and a spring (424) is provided on the surface of the pull rod (423). The spring (424) is located between the side wall of the guide strip and the locking block (421).

3. A handcart that can prevent tipping as described in claim 1, characterized in that: One end of the base (441) is vertically fixed to the frame (2), and a side cover (442) is fixedly connected to one end of the base (441). The connection between the base (441) and the side cover (442) is penetrated by the support rod (411) and is in clearance fit with the support rod (411) and the base (441) and the side cover (442).

4. A handcart that can prevent tipping as described in claim 1, characterized in that: The wheel assembly (3) includes a pivot (312), a wheel frame (311), and a wheel (313). The pivot (312) is movably connected to the top of the wheel frame (311). The wheel (313) is disposed between the side walls of the wheel frame (311), and bolts are provided on the side walls of the wheel frame (311) to pass through the U-shaped side walls of the wheel frame (311) and the wheel (313) and to movably connect the wheel (313) to the wheel frame (311).

5. A handcart that can prevent tipping as described in claim 1, characterized in that: The bottom of the support rod (411) is fixedly connected to a support plate (431), and a rubber block (432) is glued to the bottom of the support plate (431).

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