CN215398906U - Turn to stop device and transport vechicle - Google Patents

Abstract

The utility model discloses a steering limiting device which can be applied to a transport vehicle, and comprises a gear ring and a clamping block, wherein the gear ring is arranged on a wheel module of the transport vehicle, the clamping block is provided with a clamping groove, a clamping tooth is arranged in the clamping groove, the clamping block can be meshed with the gear ring through the clamping tooth, the clamping block is also provided with a butting part, and when the clamping tooth is meshed with the gear ring, the butting part can be butted with a main beam of the transport vehicle. By adopting the technical scheme, the relative angle between the wheel module and the main beam can be conveniently and quickly fixed, so that the assembly time and labor of the limiting device are greatly saved, and the transfer of the transport vehicle is more convenient. The utility model also discloses a transport vehicle which comprises a main beam and wheel modules, wherein the steering limiting device is arranged between the main beam and the wheel modules.

Description

Turn to stop device and transport vechicle

Technical Field

The utility model relates to the field of transportation devices, in particular to a steering limiting device and a transport vehicle.

Background

In port and pier transportation, the heavy cargo area and the dead weight are large, and special transport vehicles and loading equipment are generally required for loading and transportation. In the prior art, in order to flexibly steer during loading and transportation, a transporter generally has a stepless steering function. During the loading operation of heavy goods, it is desirable that the angle between the wheels and the main beam of the transport vehicle can be kept unchanged after the wheel module of the transport vehicle turns, so that the transport vehicle can move subsequently. However, in practice, the wheel module of the transportation vehicle is very susceptible to environmental influences and changes in angle, so that subsequent operations cannot be performed stably, and therefore, the angle of the wheel and the main beam is usually limited by using a limiting device.

At present, it is common practice to limit the relative angle between the wheel modules and the main beam of the transport vehicle by welding the clamping plates between the two. However, a big drawback of this method is that: when wheel angular adjustment will be carried out at every turn, all need earlier the cardboard excision, turn to accomplish after with the cardboard weld to the wheel module in order to realize the fixed of wheel module and girder relative angle again, so the operation is long consuming time and extravagant artifical. Moreover, multiple welding and cutting operations can cause weld scars on the wheels to be accumulated, and the subsequent operation and the attractiveness are affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the installation of the conventional transport vehicle steering limiting device is long in time consumption, wastes manpower and causes inconvenience in subsequent operation.

The embodiment of the utility model discloses a steering limiting device which can be applied to a transport vehicle, the steering limiting device comprises a gear ring and a clamping block, the gear ring is arranged on a wheel module of the transport vehicle, a clamping groove is formed in the clamping block, a clamping tooth is arranged in the clamping groove, the clamping block can be meshed with the gear ring through the clamping tooth, a butting part is further arranged on the clamping block, and when the clamping tooth is meshed with the gear ring, the butting part can be butted with a main beam of the transport vehicle.

By adopting the technical scheme, the relative angles of the wheel modules and the main beam can be conveniently and rapidly fixed, and the wheel modules and the main beam are convenient to detach, so that the assembly time and labor of the limiting device are greatly saved, and the transfer of the transport vehicle is more convenient.

Furthermore, the outer wall of the gear ring is provided with gear ring outer teeth, the inner wall of the gear ring is a smooth circular surface, and the gear ring outer teeth can be meshed with the clamping teeth.

Furthermore, the surface in the clamping groove, which is opposite to the clamping teeth, is an arc surface which can be matched with the inner wall of the gear ring.

Further, the ring gear is made of a seamless steel pipe.

Further, the main beam and the wheel module are connected through a spherical hinge structure.

Further, the spherical hinge structure comprises a ball body connected with the main beam and a spherical hinge panel arranged on the wheel module.

Further, the spherical hinge structure and the gear ring are coaxially arranged.

Furthermore, the two sides of the main beam are provided with clamping blocks.

Furthermore, a handle is arranged on the clamping block.

On the other hand, the utility model also discloses a transport vehicle which comprises a main beam and wheel modules, wherein the steering limiting device is arranged between the main beam and the wheel modules.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1A illustrates a front view of a main beam and wheel module of a transporter in an embodiment of the utility model;

FIG. 1B is a schematic diagram showing the positional relationship between the spherical hinge panel and the ring gear of the transportation vehicle according to the embodiment of the utility model;

fig. 2A shows a front view of a cartridge of a transporter in an embodiment of the utility model;

fig. 2B shows a left side view of the cartridge of the transporter in an embodiment of the present invention;

FIG. 2C illustrates a top view of a cartridge of the transporter in an embodiment of the present invention;

FIG. 2D illustrates a cross-sectional view B-B of a cartridge of a transporter in an embodiment of the utility model;

fig. 2E shows an enlarged view of a portion F of the latch of the transport vehicle in the embodiment of the present invention;

FIG. 3A shows a front view of a ring gear of a transporter in an embodiment of the utility model;

FIG. 3B shows a C-C cross-sectional view of a ring gear of a transporter in an embodiment of the utility model;

FIG. 3C shows a top view of a ring gear of a transporter in an embodiment of the utility model;

FIG. 3D shows an enlarged view of a portion M of a ring gear of a transporter in an embodiment of the utility model;

FIG. 4A shows a schematic view of a truck having aligned main beam and wheel modules in an embodiment of the utility model;

fig. 4B shows a vertical schematic view of the main beam and wheel module orientation of the transporter in an embodiment of the utility model.

Reference numerals:

10-girder 20-fixture block 201-abutting part

202-main body 203-handle 204-card slot

205-latch 30-ring gear 301-ring gear external teeth

40-wheel module 401-spherical hinge panel 402-wheel carrier

403-wheel of vehicle

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the utility model will be described in conjunction with the preferred embodiments, it is not intended that the features of the utility model be limited to these embodiments. On the contrary, the intention of the novel description to be incorporated into the embodiments is to cover alternatives or modifications which may be extended in accordance with the appended claims. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The utility model may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, and are only used for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1A, an embodiment of the present invention provides a steering limiting device, which can be applied to a transport vehicle, the steering limiting device includes a ring gear 30 and a fixture block 20, the ring gear 30 is disposed on a wheel module 40 of the transport vehicle, a clamping groove 204 is disposed on the fixture block 20, a latch 205 is disposed in the clamping groove 204, the fixture block 20 can be engaged with the ring gear 30 through the latch 205, an abutting portion 201 is further disposed on the fixture block 20, when the latch 205 is engaged with the ring gear 30, the abutting portion 201 can abut against a main beam 10 of the transport vehicle, so as to achieve a limitation on a relative position of the main beam 10 of the transport vehicle and the wheel module 40.

The utility model also provides a transport vehicle which comprises the main beam 10, the wheel module 40 and a steering limiting device arranged between the main beam 10 and the wheel module 40. Specifically, in the present embodiment, as shown in fig. 1A, each transportation vehicle has a main beam 10 and two sets of wheel modules 40 respectively disposed at two ends of the main beam 10, and each set of wheel module 40 is provided with a set of steering limiting device for limiting the position relationship between the wheel module 40 and the main beam 10.

As shown in fig. 1A and 1B, in an embodiment of the present invention, a wheel module includes a wheel 403, a wheel carrier 402, and a ball hinge structure. Preferably, the wheel is a polyurethane tire. Compared with the common rubber tire, the polyurethane tire has better wear resistance, oil resistance and high temperature, is more suitable for carrying heavy objects, and in the embodiment, the load of the transport vehicle can reach 500 tons, is a heavy transport vehicle, and can stably and reliably transport heavy goods in port and wharf transportation.

Further, in this embodiment, as shown in fig. 1A, the main beam 10 and the wheel module 40 are connected by a spherical hinge structure, and the carrier vehicle has a 360-degree stepless steering function by using the spherical hinge structure, so that the angle between the wheel module 40 and the main beam 10 can be changed conveniently during the use of the carrier vehicle.

Specifically, the ball joint structure includes a ball (not shown) connected to the main beam 10 and a ball joint panel 401 provided on the wheel module 40. In this embodiment, the spherical hinge plate 401 is disposed on the surface of the wheel frame 402, and is detachably connected to the wheel frame 402 by bolts. In other embodiments, the spherical hinge panel may also be disposed on the wheel frame surface by welding, clamping, or the like, which is not limited in the present invention as long as the spherical hinge panel can be fixed on the wheel frame surface.

In some embodiments of the present invention, as shown in fig. 2 to 4, each set of the steering limiting means includes one ring gear 30 and at least two blocks 20. In a limiting state, at least one fixture block 20 is arranged on each of two sides of the main beam 10 to limit the relative position of the main beam 10 and the wheel module 40. Here, the limit state means: the latch 20 can be engaged with the teeth on the ring gear 30 by the latch tooth 205, and the abutment portion 201 of the latch 20 can abut against the main beam 10 of the transport vehicle. In this embodiment, each set of the steering limiting device includes a ring gear 30 and two blocks 20, and the two blocks 20 are symmetrically disposed on two sides of the main beam 10. In other embodiments, a plurality of clamping blocks can be arranged on each side of the main beam, the clamping blocks on the two sides of the main beam do not need to be symmetrically arranged, the arrangement number and the arrangement position of the clamping blocks are not limited, and the relative positions of the main beam and the wheel modules can be fixed.

In some embodiments of the present invention, the ring gear 30 is provided with teeth, the latch groove 204 of the latch 20 is provided with a latch 205, and the teeth of the ring gear 30 can be engaged with the latch 205 of the latch 20. In the embodiment, the outer wall of the gear ring 30 is provided with gear ring outer teeth 301, and the inner wall of the gear ring 30 is a smooth circular surface; one surface of the fixture block 20, which is far away from the abutting portion 201, in the fixture groove 204 is provided with a fixture tooth 205 for being engaged with the gear ring 30, and the other surface of the fixture groove 204 is an arc surface matched with the inner wall of the gear ring 30. In other embodiments, the inner wall of the gear ring can be provided with teeth, the outer wall of the gear ring is a smooth surface, at the moment, teeth are required to be arranged on one surface, close to the abutting part, in the clamping groove and are meshed with the teeth on the inner wall of the gear ring, and one surface, far away from the abutting part, in the clamping groove is a smooth arc surface and is matched with the outer wall of the gear ring; or the inner wall and the outer wall of the gear ring are both provided with teeth, and correspondingly, two sides of the clamping groove of the clamping block are required to be provided with teeth which are matched with the inner teeth and the outer teeth of the gear ring. The gear ring and the fixture block are not limited in arrangement position of the teeth, and the relative position of the fixture block and the gear ring is not changed in a limiting state as long as the teeth on the gear ring and the fixture block can be meshed.

Further, in the present embodiment, the outer wall of the ring gear 30 is provided with 180 ring gear outer teeth 301, and the ring gear 30 is 80mm high and 904mm in inner diameter. The number of the teeth on the gear ring and the size of the gear ring are not limited, and the shape of the gear ring can be reasonably adjusted according to the size of the transport vehicle.

In some embodiments of the present invention, the latch 20 further includes a handle 203. Specifically, in the present embodiment, as shown in fig. 2, two handles 203 are provided on the latch 20, and the two handles 203 are symmetrically provided on both sides of the latch 20. In other embodiments, the handles can also be arranged at the top end of the fixture block, and the arrangement number and the arrangement position of the handles on the fixture block are not limited, so long as an operator can conveniently take and place the fixture block.

In the construction operation, when the relative angle between the wheel module 40 and the main beam 10 needs to be adjusted, usually, a load is carried on the transport vehicle, before the angle adjustment, the weight of the wheel module 40 needs to be unloaded, the load originally carried by the wheels 403 is changed to be borne by the jacks through the jacks at the bottom of the main beam 10, and the angle adjustment is carried out on the wheel module 40 after the wheel module is suspended. When the angle is adjusted, firstly, a rotation torque is applied to the wheel module 40 by means of an auxiliary tool, such as a forklift or a chain block, so as to adjust the angle in place, then the fixture block 20 is installed, because the size of the fixture block 20 is fixed, the installation position of the fixture block 20 on the transport cart needs to be determined according to the width from the abutting part 201 of the fixture block 20 to the fixture tooth 205, so that the fixture tooth 205 of the fixture block 20 is meshed with the outer tooth 301 of the gear ring, and the abutting part 201 of the fixture block 20 is abutted against the main beam 10, so that the main beam 10 and the wheel module 40 are fixed in relative angle. Before the angle of the wheel module 40 needs to be adjusted again, the limitation on the relative angle between the main beam 10 and the wheel module 40 needs to be removed, and a worker only needs to lift the fixture block 20 vertically upwards through the handles 203 arranged on the two sides of the fixture block 20 and take off the fixture block.

Further, in the present embodiment, the ring gear 30 is made of a seamless steel pipe, which can improve the strength of the steel pipe and prevent the steel pipe from cracking in a limited state.

Further, in the embodiment, the latch 20 is made of steel, and it is worth mentioning that, as shown in fig. 2, the main body 202 of the latch 20 is not a complete cube, so that the manufacturing material can be saved, the weight of the latch 20 can be reduced, and the burden of the operator can be reduced.

In some embodiments of the present invention, as shown in fig. 1 and 3, the ring gear 30 is disposed on the ball-hinge panel 401 of the wheel module 40 and is coaxial with the ball-hinge structure. Specifically, in the present invention, the ring gear 30 is welded to the spherical hinge panel 401. In other embodiments, the gear ring may also be fixed on the spherical hinge panel in a manner of clamping, and the fixing manner of the gear ring on the spherical hinge panel is not limited in the present invention.

In some embodiments of the present invention, as shown in fig. 2E and 3D, the latch tooth 205 of the latch 20 and the outer tooth 301 of the ring gear 30 have rounded corners, so that the assembly is convenient, and the sharp corners can be prevented from injuring an operator. Specifically, in the present embodiment, the radius of curvature of the rounded corner is 0.5 mm.

Fig. 4A and 4B show two states of the relative positions of the wheel module 40 and the main beam 10, which show the mounting positions of the stopper when the wheel module 40 is parallel to and perpendicular to the main beam 10, respectively. When the angle of the relative position between the wheel module 40 and the main beam 10 is to be adjusted, the fixture block 20 is taken out manually, after the angle is adjusted, the fixture block 20 is installed at a proper position, so that the fixture tooth 205 is meshed with the outer tooth 301 of the gear ring, and the abutting part 201 of the fixture block 20 abuts against the main beam 10 of the transport vehicle. The relative angle between the wheel module and the main beam is adjusted in the mode provided by the embodiment of the utility model, the operation is simple, convenient and quick, and the subsequent angle adjustment cannot be influenced by each operation.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the utility model, taken in conjunction with the specific embodiments thereof, and that no limitation of the utility model is intended thereby. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a turn to stop device, its characterized in that can be applied to the transport vechicle, turn to stop device and include ring gear and fixture block, the ring gear is located on the wheel module of transport vechicle, be equipped with the draw-in groove on the fixture block, be equipped with the latch in the draw-in groove, the fixture block can pass through the latch with the ring gear meshing, still be equipped with butt portion on the fixture block the latch with during the ring gear meshing, butt portion can with the girder butt of transport vechicle.

2. The steering limiting device according to claim 1, wherein outer teeth of the gear ring are arranged on the outer wall of the gear ring, the inner wall of the gear ring is a smooth circular surface, and the outer teeth of the gear ring can be meshed with the latches.

3. The steering limiting device according to claim 2, wherein a surface of the slot opposite to the latch is an arc surface capable of being fitted with an inner wall of the ring gear.

4. The steering limiter of claim 1, wherein said ring gear is made of seamless steel tubing.

5. The steering limiter of claim 1, wherein said main beam and said wheel module are connected by a ball joint structure.

6. The steering limiting device according to claim 5, wherein the spherical hinge structure comprises a sphere connected with the main beam and a spherical hinge panel arranged on the wheel module.

7. The steering limiter arrangement of claim 5 wherein said ball joint structure and said ring gear are coaxially disposed.

8. The steering limiting device according to claim 1, wherein the clamping blocks are arranged on two sides of the main beam.

9. The steering limiting device as claimed in claim 1, wherein the block is provided with a handle.

10. A transport vehicle comprising a main beam and wheel modules, wherein a steering limiting device as claimed in any one of claims 1 to 9 is provided between the main beam and the wheel modules.

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