CN219567366U - Portable rail-laying crane - Google Patents
Portable rail-laying crane Download PDFInfo
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- CN219567366U CN219567366U CN202321748251.9U CN202321748251U CN219567366U CN 219567366 U CN219567366 U CN 219567366U CN 202321748251 U CN202321748251 U CN 202321748251U CN 219567366 U CN219567366 U CN 219567366U
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- main beam
- upright posts
- portal
- hoist
- chain
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Abstract
The portable track laying crane comprises a portal, wherein a chain hoist is arranged on the portal, and the chain hoist is driven to run by a storage battery driving device; the portal comprises a main beam and upright posts positioned at two sides of the main beam, wherein two sides of the upright posts are provided with lateral support rods, and the bottoms of the upright posts are provided with bottom support seats; the main beam and the upright posts and the two lateral support rods are connected by high-strength bolts; the upright post is hinged with the bottom supporting seat; the main beam is formed by splicing at least two sections of support beams, a rack is arranged below the spliced main beam, and a chain block is arranged on the rack; the chain hoist adopts a modularized design and mainly comprises a lifting mechanism and an operating mechanism, wherein the lifting mechanism is connected with the operating mechanism through a shaft pin. The weight of each module in the utility model is not more than 40kg, and the utility model can be easily carried by two persons. The portable track laying machine can not only independently operate and hoist single materials, but also hoist multiple machines in a combined way, and synchronously complete the transportation of the ultra-long track.
Description
Technical Field
The utility model belongs to the field of cranes, and particularly relates to a portable rail laying crane which is mainly applied to rail laying construction of a tunnel subway.
Background
The construction of novel infrastructures such as inter-city high-speed railways and urban rail transit is a project of national important support. The high-quality development of the new foundation is assisted, the requirements of urban subway construction in China are met, meanwhile, the requirements of various land rail row laying construction are met, and a rail laying machine is required to operate.
In the construction operation of the tunnel subway, the common track laying machine is difficult to meet the requirement of the operation condition under the limitation of the construction environment. Along with the promotion of construction progress, ordinary track laying machine is difficult to carry, can't accomplish the quick replacement operation region, influences the construction progress.
CN114408788A discloses a portable crane, which comprises a supporting frame, the hand jack of cutting is installed on the upper portion of support frame, install two sets of coupler links that are used for hooking the guide rail on the footstock of hand jack of cutting, hand jack of cutting still includes its middle part adjusting screw and the handle that matches with adjusting screw, and the lifting method is: when the guide rail cannot be lifted, the support is arranged on two sides of the guide rail, the height of the scissor type hand-operated jack is reduced through the handle and the adjusting screw, the hook body of the hook chain is hooked on the guide rail and fixed, the height of the scissor type hand-operated jack is lifted through the handle and the adjusting screw, the hook chain is driven to be pulled up, and the lifting of the guide rail is achieved. The scheme is suitable for the coal industry, solves the problem that the guide rail is difficult to go into the ground too deeply when the surface is removed, but is not suitable for the ground rail row paving construction.
Disclosure of Invention
The utility model aims to solve the technical problems that: how to provide a portable track laying crane which is suitable for the construction of laying the ground rail row, can be quickly disassembled, carried and assembled, and can finish the operations of rail hoisting, translation and the like.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the portable track laying crane comprises a portal, wherein a chain hoist is arranged on the portal, and the chain hoist is driven to run by a storage battery driving device;
the portal comprises a main beam and upright posts positioned at two sides of the main beam, wherein two sides of the upright posts are provided with lateral support rods, and the bottoms of the upright posts are provided with bottom support seats; the main beam and the upright posts and the two lateral support rods are connected by high-strength bolts; the upright post is hinged with the bottom supporting seat;
the main beam is formed by splicing at least two sections of support beams, a rack is arranged below the spliced main beam, and a chain block is arranged on the rack;
the chain hoist adopts a modularized design and mainly comprises a lifting mechanism and an operating mechanism, wherein the lifting mechanism is connected with the operating mechanism through a shaft pin.
The storage battery driving device adopts a new energy lithium battery, and converts alternating current into direct current through rectification conversion to charge the battery.
Compared with the prior art, the utility model has the following advantages: the portable track laying crane is mainly applied to equipment in construction environments such as subway tunnels and the like with limited space. Wherein the weight of each module is not more than 40kg, and the module can be easily carried by two persons. The portable track laying machine can not only independently operate and hoist single materials, but also hoist multiple machines in a combined way, and synchronously complete the transportation of the ultra-long track. And the driving part of the rail laying crane is powered by a new energy storage battery, the power supply voltage is 220V and 50Hz, and the continuous working time of the crane can be not less than 60min under the state of full charge, so that the power supply is ensured to be continuous. The storage battery can be quickly assembled and disassembled, and most of working environments can meet the charging requirement.
Drawings
FIG. 1 is a front view of the present utility model;
fig. 2 is a side view of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 and 2, the portable track laying crane comprises a portal 1, wherein a chain hoist 2 is arranged on the portal 1, and the chain hoist 2 is driven to run by a storage battery driving device 3.
The portal 1 comprises a main beam 11 and upright posts 12 positioned on two sides of the main beam 11, wherein lateral support rods 13 are arranged on two sides of the upright posts 12, and a bottom support seat 14 is arranged at the bottom of the upright posts 12 and used for stabilizing the portal 1 and preventing rollover. The main beam 11 and the upright posts 12, and the upright posts 12 and the two lateral support rods 13 are connected by high-strength bolts, so that the main beam can be quickly disassembled and assembled. The upright post 12 and the bottom supporting seat 14 adopt a hinged mode, so that the device can adapt to the environment condition of insufficient ground flatness on site.
The main beam 11 is formed by splicing at least two sections of supporting beams, and the weight of each section of supporting beam is about 30kg, so that the double-person easy carrying can be met. A rack 15 is arranged below the spliced main beam 11, and a chain block 2 is arranged on the rack 15 and used for moving the chain block.
Furthermore, the loop chain hoist 2 adopts a modularized design, mainly comprises a lifting mechanism and an operating mechanism, wherein the lifting mechanism is connected with the operating mechanism through a shaft pin, and the weight of a single module is not more than 40kg, so that the loop chain hoist is convenient for on-site manual carrying, lifting and installation.
The storage battery driving device 3 is provided with a braking device, so that slipping and sliding are avoided in the process of installing and using the hoist, and the safety coefficient is increased. The battery driving device 3 adopts a new energy lithium battery, and converts alternating current into direct current through rectification conversion to charge the battery. The power supply voltage is 220V 50Hz, and the continuous working time of the crane can be not less than 60min under the state of full charge, so that the continuous power supply is ensured. The storage battery can be quickly assembled and disassembled, and most of working environments can meet the charging requirement. Meanwhile, the servo motor is matched, the advantages of the servo motor in terms of rotating speed, high peak moment and acceleration are utilized, the positioning precision of the hoist is improved by utilizing closed-loop control, and the hoisting accuracy of the track panel is ensured.
The portable track laying machine can not only independently operate and hoist single materials, but also hoist multiple machines in a combined way, and synchronously complete the transportation of the ultra-long track.
The installation process of the utility model is as follows:
1. selecting the placement position of the bottom support seat 14 according to the actual situation of the site;
2. the bottom support seat 14 is connected with the upright post 12 through a fastener, so that the bolt is screwed tightly;
3. the main beam 11 is spliced and then placed on the upright post 12, and the levelness of the portal frame is adjusted after the main beam is connected through bolts;
4. after the portal 1 is adjusted, the rack 15 is installed, and the running mechanism of the chain block 2 is installed on the main beam 11;
5. after the lifting mechanism is connected with the running mechanism by adopting the pin shaft, the stable state of the whole machine can be adjusted for operation and use.
Therefore, the portable track laying device can be suitable for track construction in narrow and limited areas, is mainly applied to track construction, laying and maintenance, and can meet the track engineering construction operation requirements of various domestic tunnel subways at present. The installation and operation are simple, and the use cost is low; the installation rail is not needed, so that the installation cost is reduced; modularized and lightweight design, and complete machine installation can be completed by two persons
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several changes and modifications can be made without departing from the general inventive concept, and these should also be regarded as the scope of the utility model.
Claims (2)
1. Portable track laying crane, its characterized in that: the automatic control device comprises a portal (1), wherein a chain block (2) is arranged on the portal (1), and the chain block (2) is driven to run by a storage battery driving device (3);
the portal frame (1) comprises a main beam (11) and upright posts (12) positioned at two sides of the main beam (11), lateral support rods (13) are arranged at two sides of the upright posts (12), and a bottom support seat (14) is arranged at the bottom of the upright posts (12); the main beam (11) is connected with the upright post (12) and the upright post (12) is connected with the two lateral support rods (13) by high-strength bolts; the upright post (12) is hinged with the bottom supporting seat (14);
the main beam (11) is formed by splicing at least two sections of supporting beams, a rack (15) is arranged below the spliced main beam (11), and a chain block (2) is arranged on the rack (15);
the chain hoist (2) adopts a modularized design and mainly comprises a lifting mechanism and an operating mechanism, wherein the lifting mechanism is connected with the operating mechanism through a shaft pin.
2. The portable rail-laying crane of claim 1, wherein: the storage battery driving device (3) adopts a new energy lithium battery, and converts alternating current into direct current through rectification conversion to charge the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321748251.9U CN219567366U (en) | 2023-07-05 | 2023-07-05 | Portable rail-laying crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321748251.9U CN219567366U (en) | 2023-07-05 | 2023-07-05 | Portable rail-laying crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219567366U true CN219567366U (en) | 2023-08-22 |
Family
ID=87667819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321748251.9U Active CN219567366U (en) | 2023-07-05 | 2023-07-05 | Portable rail-laying crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219567366U (en) |
-
2023
- 2023-07-05 CN CN202321748251.9U patent/CN219567366U/en active Active
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