CN218560119U - Movable cable trough cover plate spreading device for railway bridge - Google Patents
Movable cable trough cover plate spreading device for railway bridge Download PDFInfo
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- CN218560119U CN218560119U CN202222230543.5U CN202222230543U CN218560119U CN 218560119 U CN218560119 U CN 218560119U CN 202222230543 U CN202222230543 U CN 202222230543U CN 218560119 U CN218560119 U CN 218560119U
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- guide rail
- cable trough
- support
- energy storage
- sliding trolley
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Abstract
The utility model belongs to the technical field of railway engineering, in particular to a movable cable trough cover plate spreading device for railroad bridges; the device comprises a sliding trolley and a support provided with walking wheels, wherein a guide rail with a preset gradient is arranged on the support, the sliding trolley is limited on the guide rail in a sliding fit manner, a carrying platform is arranged on the sliding trolley, an anti-slip structure is arranged at the bottom of the guide rail on the support, an energy storage mechanism is arranged on the support, the action end of the energy storage mechanism is connected with the sliding trolley, the stroke of the action end is greater than or equal to the length of the guide rail, and the acting force provided by the energy storage mechanism is greater than the downward sliding force of the sliding trolley during no-load climbing; the cable trough cover plate is directly distributed into the cable trough from the line to the line through the device, so that personnel are prevented from walking back and forth across the line, safety risks are reduced, the cover plate is reduced in carrying and breakage rate, construction efficiency is improved, and guarantee is provided for project construction period nodes and finished product protection.
Description
Technical Field
The utility model belongs to the technical field of the railway engineering, concretely relates to portable cable duct cover plate of railroad bridge spreads device.
Background
With the continuous development of economy in China, new railways (high-speed rails, passenger-dedicated railways, heavy haul railways and the like) are more and more, the workload for installing the cable trough cover plate after the construction of the ballastless track on the line is large, and the construction period task is tight.
The transportation and dispersion construction time of the cable trough cover plates on two sides of the high-speed rail bridge Liang Liangmian is generally after the ballastless track structure is completed, after a train is in contact with a network cable to be erected, and after the cable in the cable trough is laid. The contact net line is above the track structure and the cable duct, and the cable duct cover plate is influenced to be directly hoisted in place by a crane.
The transportation and the distribution of the line cable trough cover plate are generally carried out by using a plate trailer, a crane is used for hoisting and loading the bridge, and the manual secondary transportation and the distribution are carried out. In the artifical fortune flow of work progress, the apron easily collides with track board, rail, causes equipment damage, dangerous great, and in the fortune process, needs a large amount of personnel operations on-line, and the efficiency of construction is low, and is with high costs.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that railway cable duct apron spreads that degree of mechanization is low, the human cost is high, operation process safety risk is high.
The utility model provides a following technical scheme: the utility model provides a portable cable duct apron of railroad bridge spreads device, including the dolly that slides and the support of installing the walking wheel, install on the support and set up to the guide rail of predetermined slope, the dolly sliding fit restriction that slides is on the guide rail, set up carrying platform on the dolly that slides, be provided with on the support at the bottom of a slope of guide rail and prevent the swift current and overflow structure, be provided with energy memory on the support, and energy memory's action end is connected with the dolly that slides, the stroke of action end is greater than or equal to the length of guide rail, the effort that energy memory provided is greater than the gliding power when the dolly no-load climbing.
Furthermore, the two guide rails and the two vertical frames are combined into a support, the two vertical frames are respectively arranged on the top slope side and the bottom slope side of the guide rails to form a bridge span structure, and the two guide rails are respectively arranged at two beam ends of the top beam of the vertical frames.
Furthermore, the sliding trolley comprises a carrying flat plate, a pair of wheels is respectively arranged at the front and the back of the bottom surface of the carrying flat plate, and the wheel distance of each pair of wheels is equal to the distance between the guide rails; the guide rail is a channel steel with an upward opening, and wheels of the sliding trolley are limited in the channel steel.
Furthermore, the energy storage mechanism is a tension spring, one end of the tension spring is connected with a reaction frame positioned on the slope top of the guide rail, and the other end of the tension spring is connected with the sliding trolley.
Furthermore, the anti-slip structure comprises two stand columns, the two stand columns are respectively fixed on the two guide rails, and transverse and vertical tie bars are arranged between the two stand columns to weave a net.
Furthermore, the stand consists of two inclined strut supporting legs and a beam connected between the tops of the two inclined strut supporting legs and the waist, and a walking wheel is installed at the bottom of each inclined strut supporting leg.
Compared with the prior art, the utility model has the advantages that:
the utility model provides a movable cable trough cover plate spreading device for railroad bridges, which has simple principle and easy manufacture and can be widely applied; the cable trough cover plate is directly distributed into the cable trough from the line to the line through the device, so that personnel are prevented from walking back and forth across the line, safety risks are reduced, the cover plate is reduced in carrying, the breakage rate of the cover plate is reduced, the construction efficiency is improved, and a guarantee is provided for project construction period nodes and finished product protection; the construction method is flexible, light and convenient to operate, and improves the construction efficiency; the construction method is flexible, light and convenient to operate, and construction efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the sliding trolley and the guide rail.
Fig. 3 is a schematic view of the anti-runaway structure.
In the figure: 1-sliding a trolley; 2-travelling wheels; 3-a guide rail; 4-erecting a frame; 5-a tension spring; 6-reaction frame; 7-slip prevention structure; 8-a track slab; 9-cable groove.
Detailed Description
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
As shown in fig. 1, 2, and 3: the utility model provides a movable cable duct cover plate of railroad bridge spreads device, including dolly 1 that slides and the support of installing walking wheel 2, install the guide rail 3 that sets up to predetermined slope on the support, dolly 1 that slides cooperates the restriction on guide rail 3, set up the carrying platform on dolly 1 that slides, be provided with anti-runaway structure 7 at the bottom of the slope of guide rail 3 on the support, be provided with energy storage mechanism on the support, and energy storage mechanism's action end is connected with dolly 1 that slides, the stroke of action end is greater than or equal to the length of guide rail 3, dolly 1 that slides on guide rail 3 utilizes the slope to transport the apron, dolly 1 that slides when the top of the slope of guide rail 3 will be lapped the loading, then release dolly 1 that slides, energy storage mechanism when dolly 1 slides down, unload the apron when dolly 1 that slides to reach the bottom of the slope of guide rail 3, the effort that energy storage mechanism provided is greater than the gliding effort when dolly 1 that slides unloaded climbing, dolly 1 that unloaded is pulled back to the top of the slope of guide rail 3 once more by energy storage mechanism. The bracket and the sliding trolley 1 have enough strength and stability. The cable trough cover plate is directly distributed into the cable trough from the line to the line through the device, so that personnel are prevented from walking back and forth across the line, the safety risk is reduced, the construction efficiency is improved, and a guarantee is provided for project construction period nodes and finished product protection.
Two guide rails 3 and two vertical frames 4 are combined into a support, the two vertical frames 4 are respectively arranged on the top slope side and the bottom slope side of the guide rails 3 to form a bridge span structure for spanning the rail plate, and the two guide rails 3 are respectively arranged at two beam ends of the top beam of the vertical frames 4. In order to improve the stability of the bracket, a connecting rod is arranged between the two guide rails 3.
The stand 4 comprises two bracing landing legs and the roof beam of connecting between two bracing landing leg tops and waist, and a walking wheel 2 is installed to the bottom of every bracing landing leg. The height of the vertical frame 4 can be adjusted according to the height of a field structure, and the gradient of the guide rail 3 is controlled by adjusting the height difference of the vertical frame 4 before and after adjustment.
The sliding trolley 1 comprises a carrying flat plate, a pair of wheels are respectively arranged at the front and the back of the bottom surface of the carrying flat plate, the wheels adopt bearings, roll smoothly and are wear-resistant, and the wheel distance of each pair of wheels is equal to the distance between the guide rails 3; the guide rail 3 is a channel steel with an upward opening, the guide rail 3 is a 6.5# channel steel, 3 transverse steel plates are welded and reinforced between the channel steels, and wheels of the sliding trolley 1 are limited in grooves of the channel steel.
The energy storage mechanism is a tension spring 5, one end of the tension spring 5 is connected with a reaction frame 6 positioned on the slope top of the guide rail 3, and the other end of the tension spring is connected with the sliding trolley 1.
Prevent swift current yi structure 7 includes two stands, and two stands are fixed respectively on two guide rails 3, sets up horizontal and vertical lacing wire between two stands and weaves the netting, prevents swift current yi structure 7 and prevents 1 slippage of dolly that slides to prevent that 1 scram of dolly that slides from leading to the apron departure above.
The utility model discloses a following mode carries out work: the device is moved to the job site according to the cable trough cover spread position, operated by two persons, with the lower section of the device placed on the cable trough side, the other side between the wires and the cover side. After the cable trough cover plate spreading device is fixed, the sliding trolley is moved to the space, the working personnel stack the cover plate onto the sliding trolley, the sliding trolley is released after the cover plate is stacked, the sliding trolley slides into the cable trough, the working personnel spread the cover plate on the sliding trolley into the cable trough, and after the cover plate on the sliding trolley is completely removed, the unloaded sliding trolley is pulled back to the space again by the tension spring, so that the reciprocating operation is completed.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a portable cable duct cover board of railroad bridge spreads device which characterized in that: including dolly (1) that slides and the support of installing walking wheel (2), install guide rail (3) that set up to the predetermined slope on the support, dolly (1) sliding fit restriction that slides is on guide rail (3), set up carrying platform on dolly (1) that slides, be provided with on the support at the bottom of a slope of guide rail (3) and prevent swift current ease structure (7), be provided with energy storage mechanism on the support, and energy storage mechanism's action end is connected with dolly (1) that slides, the stroke of action end is greater than or equal to the length of guide rail (3), the effort that energy storage mechanism provided is greater than the gliding power when dolly (1) no-load climbing.
2. The mobile cable trough cover spreading device for railroad bridges of claim 1, wherein: two guide rail (3) and two grudging posts (4) make up into the support, the slope top side and the slope bottom side that guide rail (3) were placed respectively in to two grudging posts (4) form the bridge span structure, two guide rail (3) set up respectively in two beam ends of the back timber of grudging post (4).
3. The mobile cable trough cover spreading device for railroad bridges of claim 2, wherein: the sliding trolley (1) comprises a carrying flat plate, a pair of wheels is respectively arranged at the front and the back of the bottom surface of the carrying flat plate, and the wheel distance of each pair of wheels is equal to the distance of the guide rails (3); the guide rail (3) is a channel steel with an upward opening, and wheels of the sliding trolley (1) are limited in the channel steel.
4. The mobile cable trough cover spreading device for railroad bridges of claim 3, wherein: the energy storage mechanism is a tension spring (5), one end of the tension spring (5) is connected with a reaction frame (6) positioned on the top of the guide rail (3), and the other end of the tension spring is connected with the sliding trolley (1).
5. The mobile cable trough cover spreading device for railroad bridges of claim 2, wherein: the anti-slip structure (7) comprises two stand columns, the two stand columns are respectively fixed on the two guide rails (3), and transverse and vertical tie bars are arranged between the two stand columns to weave a net.
6. The mobile cable trough cover spreading device for railroad bridges of claim 2, wherein: the vertical frame (4) consists of two inclined strut supporting legs and a beam connected between the tops of the two inclined strut supporting legs and the waist, and a walking wheel (2) is installed at the bottom of each inclined strut supporting leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222230543.5U CN218560119U (en) | 2022-08-24 | 2022-08-24 | Movable cable trough cover plate spreading device for railway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222230543.5U CN218560119U (en) | 2022-08-24 | 2022-08-24 | Movable cable trough cover plate spreading device for railway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218560119U true CN218560119U (en) | 2023-03-03 |
Family
ID=85308996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222230543.5U Active CN218560119U (en) | 2022-08-24 | 2022-08-24 | Movable cable trough cover plate spreading device for railway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218560119U (en) |
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2022
- 2022-08-24 CN CN202222230543.5U patent/CN218560119U/en active Active
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