CN215042780U

CN215042780U - Rail transport trolley

Info

Publication number: CN215042780U
Application number: CN202121447720.4U
Authority: CN
Inventors: 聂立川; 李淼; 蒋辉军
Original assignee: Shijiazhuang Tieke Electric Co ltd
Current assignee: Shijiazhuang Tieke Electric Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-07
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a rail transport trolley has at least one to walk and is equipped with arrestment mechanism on the wheel on the rail transport trolley, and arrestment mechanism includes braking plate, pivot and link assembly, and this rail transport trolley covers on walking the wheel or keeps away from the walking wheel through link assembly drive braking plate to the realization is to the braking of automobile body and remove the braking, with the stability of guaranteeing that the dolly parks, improves operational environment's security, avoids swift current car bump etc.. The brake mechanism is simple to operate, the operation can be completed by pulling the handle, the stability of the quadrilateral connecting rod mechanism is good, and the stable state of the connecting rod assembly can be ensured under the condition of no external force intervention, namely, the brake plate brakes the walking wheels stably and reliably.

Description

Rail transport trolley

Technical Field

The utility model relates to a transport means field especially relates to a rail transport dolly.

Background

Under the environments of electrified railway contact network construction, tunnel construction and the like, equipment materials and construction waste need to be transported back and forth by using a rail trolley. In order to ensure the stability of the parking of the car body in the construction of an electrified railway contact network, the car body needs to be braked and controlled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can carry out the rail transport dolly of effective braking to the automobile body after parking is provided.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

the utility model provides a rail transport trolley, has one section or consecutive multisection automobile body, has four walking wheels that are the rectangle and arrange on each automobile body, its characterized in that: be equipped with arrestment mechanism on having at least one walking wheel on the rail transport dolly, arrestment mechanism includes:

the brake plate is in an arc shape matched with the travelling wheel and is used for covering the upper part of the travelling wheel;

the rotating shaft is arranged in parallel with the axial direction of the travelling wheel, the rotating shaft is rotatably arranged in the middle of the outer side of the brake plate, and a fixing rod which is vertical to the rotating shaft and faces upwards is fixed on the rotating shaft; and

and the connecting rod assembly is used for driving the brake plate to cover the walking wheel or keep away from the walking wheel, the connecting rod assembly comprises four connecting rods which are mutually connected to form a quadrangle, two ends of each connecting rod can be rotatably connected, the first connecting rod is fixed on the vehicle body, the second connecting rod is fixed with a handle, the middle part of the third connecting rod is fixed with a connecting arm, and the connecting arm is fixed with the fixing rod.

The further technical scheme is as follows: the brake plate comprises an outer protection plate and a detachable friction plate fixed on the inner side of the protection plate, and a buffer layer is further arranged between the friction plate and the protection plate.

The further technical scheme is as follows: the rail transport trolley is provided with braking mechanisms on two walking wheels at the same end, the braking mechanisms are arranged on one sides of the walking wheels close to the end part of the trolley body, and the two handles of the two braking mechanisms are connected through a push rod.

The further technical scheme is as follows: the rail transport trolley is provided with a trolley body, a vertical upward pushing handle is fixed at the tail end of the trolley body, and the pushing rod is located at one end of the pushing handle.

The further technical scheme is as follows: the rail transport trolley is provided with at least two sections of trolley bodies, a driving mechanism and a driving chair are arranged on one section of trolley body at the front end, walking wheels on one section of trolley body at the front end are driven to rotate through the mechanism, and the braking mechanism is located on one side in front of the driving chair.

The further technical scheme is as follows: the two adjacent front and back car bodies are connected by a hooked structure and the beneficial effects generated by the technical scheme are as follows:

the rail transport trolley drives the brake plate to cover the walking wheels or be far away from the walking wheels through the connecting rod assembly, so that the braking and the brake release of the trolley body are realized, the parking stability of the trolley is ensured, the safety of the working environment is improved, and the trolley is prevented from colliding and the like.

The brake mechanism is simple to operate, the operation can be completed by pulling the handle, the stability of the quadrilateral connecting rod mechanism is good, and the stable state of the connecting rod assembly can be ensured under the condition of no external force intervention, namely, the brake plate brakes the walking wheels stably and reliably.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a first schematic structural view of a rail transport trolley according to a first embodiment;

FIG. 2 is a schematic structural view of a rail transport trolley according to the first embodiment;

FIG. 3 is a schematic structural view of a rail transport trolley according to the first embodiment;

FIG. 4 is a schematic top view of a rail transport trolley according to one embodiment;

FIG. 5 is a schematic structural view of a rail transport cart according to the second embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Example one

As shown in fig. 1 to 4, a rail transport trolley comprises a trolley body 1, wherein the trolley body 1 is used for placing goods, four traveling wheels 2 which are arranged in a rectangular shape are arranged on each trolley body 1, and the traveling wheels 2 are rotatably fixed on the trolley body 1 in a bearing mode and the like.

At least one walking wheel 2 on the rail transport trolley is provided with a braking mechanism 3 for limiting the rotation of the walking wheel 2 so as to ensure the stability of the parking of the trolley body 1. The brake mechanism 3 includes a brake plate 310, a rotating shaft 320, and a link assembly 340.

The brake plate 310 has an arc shape matching the traveling wheel 2 for covering up to the upper portion of the traveling wheel 2. The brake plate 310 comprises an outer protection plate and a detachable friction plate fixed on the inner side of the protection plate, a buffer layer is further arranged between the friction plate and the protection plate, the buffer layer and the friction plate can be fixed in series through screws. The arrangement of the buffer layer can reduce the damage to the friction plate during braking, and the friction plate is made of asbestos friction materials or non-asbestos friction materials. The brake plate 310 is pressed down to increase the friction force between the brake plate and the surface of the road wheel 2 so as to limit the rotation of the road wheel 2 and realize the braking of the vehicle body 1.

The brake plate 310 is moved over the road wheels 2 or away from the road wheels 2, and is driven by the link assembly 340. Two bearing seats are fixed at the middle part of the outer surface of the brake plate 310 at intervals, the rotating shaft 320 is arranged in parallel with the axial direction of the road wheel 2, two ends of the rotating shaft 320 are rotatably arranged in the bearing seats, so that the rotating shaft 320 is rotatably arranged at the middle part of the outer side of the brake plate 310, and a fixing rod 330 which is vertical to the rotating shaft 320 and faces upwards is fixed on the rotating shaft 320. The connecting rod assembly 340 comprises four connecting rods which are connected with each other to form a quadrilateral, two ends of each connecting rod can be rotatably connected, wherein the first connecting rod 341 is fixed on the vehicle body 1, the second connecting rod 342 is fixed with a handle 346, the middle part of the third connecting rod 343 is fixed with a connecting arm 345, and the connecting arm 345 is fixed with the fixing rod 330. The rotation shaft 320 can perform an adjustment function to prevent the brake plate 310 from interfering with the road wheel 2 during rotation.

The rail transport trolley disclosed by the invention is provided with a trolley body 1, a vertical upward pushing handle 4 is fixed at the tail end of the trolley body 1, and the trolley is pushed forwards to walk through manpower. The two walking wheels 2 at the rear end of the rail transport trolley are respectively provided with a braking mechanism 3, the braking mechanisms 3 are arranged at one side of the walking wheels 2 close to the end part of the trolley body 1, the two handles 346 of the two braking mechanisms 3 are connected through a push rod 347, and the push rod 347 is arranged at one end of the push handle 4, so that the operation is convenient.

The rail transport trolley drives the brake plate 310 to cover the walking wheels 2 or be far away from the walking wheels 2 through the connecting rod assembly 340, so that the braking and the brake releasing of the trolley body 1 are realized, the parking stability of the trolley is ensured, the safety of the working environment is improved, and the collision of the trolley is avoided.

The brake mechanism 3 is simple to operate, the operation can be completed by pulling the handle 346, the stability of the quadrilateral linkage mechanism is good, and under the condition of no external force intervention, the stable state of the linkage assembly 340 can be ensured, namely, the brake plate 310 brakes the walking wheels 2 stably and reliably.

Example two

As shown in fig. 5, the rail transportation trolley of the present disclosure has a plurality of sections of vehicle bodies 1 connected in sequence, two front wheels are fixed on a driving shaft, and the driving shaft is driven to rotate by an electric or diesel engine, etc. to realize the traveling driving of the trolley, which is the same as the driving method of the existing automatic trolley, and is not described herein again.

Two adjacent front and back sections of the vehicle body 1 are connected through a hooking structure, for example, a hanging ring is arranged at the tail part of the front section of the vehicle body 1, and a hook hooked with the hanging ring is arranged at the head part of the back section of the vehicle body 1. Be equipped with actuating mechanism 5 and driver's chair 6 on the one section automobile body 1 of front end, the walking wheel 2 on the one section automobile body 1 of front end is rotatory through the mechanism drive, in the embodiment one braking mechanism 3 be located one side in driver's chair 6 the place ahead, preferably the right side, the navigating mate operation of being convenient for. The foremost section of the vehicle body 1 is mainly used for driving operation, the rest sections of the vehicle body 1 are used for carrying objects, and a driver sits on the driving chair 6 to operate and control the driving mechanism 5.

The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.

Claims

1. The utility model provides a rail transport trolley, has one section or consecutive multisection automobile body (1), has four walking wheels (2) that are the rectangle and arrange on each automobile body (1), its characterized in that: be equipped with arrestment mechanism (3) on having at least one walking wheel (2) on the rail transport dolly, arrestment mechanism (3) include:

the brake plate (310) is in an arc shape matched with the walking wheel (2) and is used for covering the upper part of the walking wheel (2);

the rotating shaft (320) is arranged in parallel with the axial direction of the travelling wheel (2), the rotating shaft (320) is rotatably arranged in the middle of the outer side of the brake plate (310), and a fixing rod (330) which is vertical to the rotating shaft (320) and faces upwards is fixed on the rotating shaft (320); and

and the connecting rod assembly (340) is used for driving the brake plate (310) to cover the walking wheel (2) or be far away from the walking wheel (2), the connecting rod assembly (340) comprises four connecting rods which are connected with each other to form a quadrilateral, two ends of each connecting rod are rotatably connected, the first connecting rod (341) is fixed on the vehicle body (1), the second connecting rod (342) is fixed with a handle (346), the middle part of the third connecting rod (343) is fixed with a connecting arm (345), and the connecting arm (345) is fixed with the fixing rod (330).

2. The rail transport trolley according to claim 1, wherein: the brake plate (310) comprises an outer protection plate and a friction plate detachably fixed on the inner side of the protection plate, and a buffer layer is further arranged between the friction plate and the protection plate.

3. The rail transport trolley according to claim 1, wherein: the rail transport trolley is characterized in that two walking wheels (2) at the same end are respectively provided with a braking mechanism (3), the braking mechanisms (3) are arranged on one side of the walking wheels (2) close to the end part of the trolley body (1), and the two handles (346) of the two braking mechanisms (3) are connected through a push rod (347).

4. The rail transport trolley according to claim 3, wherein: the rail transport trolley is provided with a trolley body (1), a vertically upward pushing handle (4) is fixed at the tail end of the trolley body (1), and the pushing rod (347) is located at one end of the pushing handle (4).

5. The rail transport trolley according to claim 1, wherein: the rail transport trolley at least comprises two sections of trolley bodies (1), a driving mechanism (5) and a driving chair (6) are arranged on one section of trolley body (1) at the front end, walking wheels (2) on one section of trolley body (1) at the front end are driven to rotate through the mechanism, and a braking mechanism (3) is located on one side in front of the driving chair (6).

6. The rail transport trolley according to claim 5, wherein: the two adjacent front and back sections of the vehicle body (1) are connected through a hooking structure.