CN210454806U

CN210454806U - Special handcart of railway rails maintenance and detection

Info

Publication number: CN210454806U
Application number: CN201921515988.XU
Authority: CN
Inventors: 黄旭东; 吴嘉; 尹华拓; 罗信伟; 李平; 涂勤明; 黄辉; 曾志平; 叶梦旋; 马富; 吴秋磊
Original assignee: Central South University; Guangzhou Metro Design and Research Institute Co Ltd
Current assignee: Central South University; Guangzhou Metro Design and Research Institute Co Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-05-05
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a special trolley for maintenance and detection of railway tracks, which comprises a cargo carrying platform, wherein the cargo carrying platform is provided with a hand push rod and a support frame, the support frame is fixed with one end of the cargo carrying platform through a support block, the hand push rod is positioned at one side of the support frame, the lower surface of the cargo carrying platform comprises a bearing wheel and a guide wheel mechanism, the bearing wheel is arranged at two ends of the lower surface of the cargo carrying platform, the bearing wheel is in a frustum shape with the outer diameter smaller than the inner diameter, and the periphery of the lower surface of the cargo carrying platform is provided with a foldable guide wheel; through being provided with support frame, bearing wheel, bearing, leading wheel, dead lever and movable rod, the handcart of being convenient for is in the use on railway track maintenance and detection, avoids the handcart can not be fine to use on track and level land respectively, and device easy operation operates steadily, is convenient for increase staff's work efficiency, overcomes the inconvenient, the big shortcoming of safe risk of traditional handcart transportation operation.

Description

Special handcart of railway rails maintenance and detection

Technical Field

The utility model belongs to the technical field of the handcart for the railway, concretely relates to special handcart of railway rails maintenance and detection.

Background

The handcart is an auxiliary tool commonly used for carrying large-sized articles in real life, has wide application in the fields of cargo transportation, equipment carrying and the like, and is characterized by flexible use and convenient carrying. Different types of carts have different body configurations, and most of these four-wheeled carts have a cargo platform.

At present, in the daily maintenance and detection work of railway tracks, railway workers and detection personnel often need to transport large-scale instruments and equipment, but because of the complexity of a track plane, on the track plane of a ballast track and a ballastless track with uneven surface (such as a trapezoidal track, a floating slab track and a CRTS II type slab ballastless track), the traditional trolley used on the flat ground cannot be used, at the moment, the workers often transport the large-scale instruments and equipment on a peripheral evacuation platform, and once the trolley runs unstably, the instruments can be broken, so that the personnel are injured and the like. Therefore, the special trolley for maintenance and detection of the railway track is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special handcart of railway rails maintenance and detection, in order to solve present in the above-mentioned background art in the maintenance of railway rails daily maintenance and detection work, railway staff and measurement personnel often need transport large-scale instrument and equipment, but because the planar complexity of track, on the track face of the ballastless track (for example trapezoidal track) that has tiny fragments of stone, floating slab track, CRTS II template type ballastless track) of unevenness on the surface, the tradition handcart that uses on the level land then can't be used, the staff often carries out the transportation of large-scale instrument and equipment at peripheral evacuation platform this moment, in case the handcart operation is not steady still can lead to the instrument to break, cause the problem of personnel injury etc..

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a railway track maintenance and special handcart of detection, includes cargo platform, cargo platform is last to include handspike and support frame, the support frame passes through the supporting shoe fixed with cargo platform's one end, the handspike is located one side of support frame, cargo platform lower surface includes bearing wheel and leading wheel mechanism, the bearing wheel sets up in the both ends of cargo platform lower surface, the bearing wheel is the frustum shape that the external diameter is less than the internal diameter, folded cascade leading wheel mechanism has been arranged all around to cargo platform lower surface.

Preferably, the guide wheel mechanism comprises a fixed rod, a movable rod, a bearing and a guide wheel, the upper end of the fixed rod is fixedly connected with the cargo carrying platform, the lower end of the fixed rod is rotatably provided with the movable rod through a damping rotating shaft, the bearing is sleeved on the outer surface of the lower end of the movable rod, and the guide wheel is arranged on the outer side of the bearing.

Preferably, the height of the guide wheel at the lower end of the movable rod in a vertical state is lower than that of the lower end of the bearing wheel, and the height difference is 1 mm-10 mm.

Preferably, the height of the guide wheel at the lower end of the movable rod is higher than that of the lower end of the bearing wheel in a horizontal state, and the height difference is 1 mm-10 mm.

Preferably, the outer side of the guide wheel is provided with an insulating sleeve, the insulating sleeve is provided with two positions, and the insulating sleeve is sleeved on the outer side of the bearing wheel at the other position.

Preferably, the bearing wheels are four, and the center distance between the two frustum-shaped bearing wheels is 1000-2000 mm.

Compared with the prior art, the beneficial effects of the utility model are that: through being provided with support frame, bearing wheel, bearing, leading wheel, dead lever and movable rod, the handcart of being convenient for is in the use on railway track maintenance and detection, avoids the handcart can not be fine to use on track and level land respectively, leads to the result of use poor, and device easy operation operates steadily, is convenient for increase staff's work efficiency, overcomes the inconvenient, the big shortcoming of safe risk of traditional handcart transportation operation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the guide wheel of the present invention in a vertical state;

fig. 3 is a schematic structural view of the bearing wheel of the present invention;

FIG. 4 is a schematic structural view of a guide wheel mechanism of the present invention;

FIG. 5 is a schematic view of the structure of the insulating sheath of the present invention;

in the figure: 1. a handspike; 2. a support frame; 3. a cargo carrying platform; 4. a load-bearing wheel; 5. a guide wheel mechanism; 51. fixing the rod; 52. a movable rod; 53. a bearing; 54. a guide wheel; 542. and an insulating sleeve.

Detailed Description

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

Referring to fig. 1-5, the present invention provides a technical solution: a trolley special for maintenance and detection of railway tracks comprises a cargo carrying platform 3, wherein the cargo carrying platform 3 comprises a hand push rod 1 and a support frame 2, the support frame 2 is fixed at one end of the cargo carrying platform 3 through a support block, the hand push rod 1 is positioned at one side of the support frame 2, the lower surface of the cargo carrying platform 3 comprises bearing wheels 4 and guide wheel mechanisms 5, the bearing wheels 4 are arranged at two ends of the lower surface of the cargo carrying platform 3, the bearing wheels 4 are in a frustum shape, the outer diameter of each bearing wheel 4 is smaller than the inner diameter of each bearing wheel, the running effect of the bearing wheels 4 on the railway tracks is convenient to improve, the foldable guide wheel mechanisms 5 are arranged around the lower surface of the cargo carrying platform 3, and when the trolley is used on a railway track; when used on flat ground, the guide wheels 54 can be folded up to accommodate flat ground transportation requirements.

In this embodiment, preferably, the guiding wheel mechanism 5 includes a fixed rod 51, a movable rod 52, a bearing 53 and a guiding wheel 54, the upper end of the fixed rod 51 is fixedly connected with the cargo platform 3, the lower end of the fixed rod 51 is rotatably provided with the movable rod 52 through a damping rotating shaft, the bearing 53 is sleeved on the outer surface of the lower end of the movable rod 52, and the guiding wheel 54 is arranged outside the bearing 53, so as to guide the trolley along the rail through the guiding wheel 54.

In this embodiment, it is preferable that the height of the guide wheel 54 at the lower end of the vertical movable rod 52 is lower than that of the lower end of the bearing wheel 4 by 1 mm to 10 mm, so that the guide wheel 54 can contact with the inner side surface of the rail at the center line of the rail, thereby guiding the vehicle body and preventing the vehicle body from derailing.

In this embodiment, it is preferable that the height of the guide wheel 54 at the lower end of the horizontal movable bar 52 is 1 mm to 10 mm higher than that of the lower end of the bearing wheel 4, so that the guide wheel 54 can be separated from the general ground, thereby enabling the cart to be used on the general ground.

In this embodiment, preferably, the outer side of the guide wheel 54 is provided with an insulating sleeve 542, the insulating sleeve 542 is provided with two positions, and the other insulating sleeve 542 is sleeved on the outer side of the bearing wheel 4, so that the track current is prevented from being conducted to the vehicle body, and the safety of personnel is threatened.

In this embodiment, preferably, four bearing wheels 4 are provided, and the center distance between two frustum-shaped bearing wheels 4 is 1000 mm-2000 mm, so that when the vehicle body is transported on a rail, the center line of the vehicle body can be kept consistent with the center line of a rail plane at any time, and meanwhile, the contact guiding function of the guide wheel 54 and the side surface of the rail is matched, so that the running stability of the vehicle body is realized, and the trolley can be prevented from derailing to cause instrument falling.

The utility model discloses a theory of operation and use flow: when the trolley is used on a railway track, the movable rod 52 can be rotated to be in a vertical state, the guide wheel 54 is extended to be used for guiding the trolley body, the trolley body is prevented from being separated from the rail, meanwhile, the bearing wheel 4 in a frustum shape is matched with the guide wheel 54 to be in contact guiding action with the side face of the steel rail, the running stability of the trolley body is improved conveniently, the trolley can be prevented from being separated from the rail, so that an instrument can be prevented from falling down, when the trolley is used on the flat ground, the guide wheel 54 can be folded, the requirement of flat ground transportation is met, and the trolley is simple in operation and easy to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a railway track maintenance and detection special handcart, includes cargo platform (3), include handspike (1) and support frame (2) on cargo platform (3), support frame (2) are fixed through the supporting shoe and are carried the one end of platform (3), handspike (1) are located one side of support frame (2), its characterized in that: the lower surface of the cargo platform (3) comprises bearing wheels (4) and guide wheel mechanisms (5), the bearing wheels (4) are arranged at two ends of the lower surface of the cargo platform (3), the bearing wheels (4) are frustum-shaped, the outer diameter of each frustum-shaped bearing wheel is smaller than the inner diameter of each frustum-shaped bearing wheel, and foldable guide wheel mechanisms (5) are arranged on the periphery of the lower surface of the cargo platform (3).

2. The trolley special for maintenance and detection of railway tracks as claimed in claim 1, wherein: the guide wheel mechanism (5) comprises a fixed rod (51), a movable rod (52), a bearing (53) and a guide wheel (54), the upper end of the fixed rod (51) is fixedly connected with the cargo platform (3), the lower end of the fixed rod (51) is rotatably provided with the movable rod (52) through a damping rotating shaft, the bearing (53) is sleeved on the outer surface of the lower end of the movable rod (52), and the guide wheel (54) is arranged on the outer side of the bearing (53).

3. The trolley special for maintenance and detection of railway tracks as claimed in claim 2, wherein: in a vertical state, the height of the guide wheel (54) at the lower end of the movable rod (52) is lower than that of the lower end of the bearing wheel (4), and the height difference is 1-10 mm.

4. The trolley special for maintenance and detection of railway tracks as claimed in claim 2, wherein: and in a horizontal state, the height of the guide wheel (54) at the lower end of the movable rod (52) is higher than that of the lower end of the bearing wheel (4), and the height difference is 1-10 mm.

5. The trolley special for maintenance and detection of railway tracks as claimed in claim 2, wherein: the outer side of the guide wheel (54) is provided with an insulating sleeve (542), the insulating sleeve (542) is provided with two positions, and the insulating sleeve (542) is sleeved on the outer side of the bearing wheel (4) at the other position.

6. The trolley special for maintenance and detection of railway tracks as claimed in claim 1, wherein: four bearing wheels (4) are arranged, and the center distance between the two frustum-shaped bearing wheels (4) is 1000-2000 mm.