CN107059636B - Crawler-type traveling system of cable crane and cable crane - Google Patents
Crawler-type traveling system of cable crane and cable crane Download PDFInfo
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- CN107059636B CN107059636B CN201710327525.XA CN201710327525A CN107059636B CN 107059636 B CN107059636 B CN 107059636B CN 201710327525 A CN201710327525 A CN 201710327525A CN 107059636 B CN107059636 B CN 107059636B
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- cable
- walking
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a crawler-type traveling system of a cable crane and the cable crane, wherein the crawler-type traveling system comprises: the device comprises a walking frame, a crawler belt, a bearing wheel set and a traction mechanism, wherein a first tensioning wheel and a second tensioning wheel are respectively arranged at two ends of the walking frame, which are close to each other; the crawler belt is tensioned on the first tensioning wheel and the second tensioning wheel to form a closed ring shape; the bearing wheel sets are arranged at intervals along the length direction of the walking frame, the bearing wheel sets are positioned on the inner side of the crawler belt, and the bearing wheel sets and the crawler belt move in the same direction; the traction mechanism is used for drawing the walking frame to move. The bottom of the crane body of the cable crane is connected with the walking frame through a connecting part. The cable crane can realize load-carrying walking on various suspension bridge cable cranes with complex terrains and different spans, and has the advantages of large load-carrying walking load capacity, small compressive stress on the main cable, no need of laying a track on the main cable, protection of the steel wire of the main cable, simple structure, economy, high efficiency, safety, stability and the like.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a crawler-type traveling system of a cable crane and the cable crane.
Background
In the prior art, in the construction process of a large-span suspension bridge, a cable crane can only travel in an idle load mode, generally, after the cable crane travels in place, a steel beam is vertically lifted at a fixed point for installation, and the cable crane cannot move after the steel beam is lifted. For a large-span suspension bridge spanning large rivers, lake surfaces and sea surfaces, due to the fact that the large-span suspension bridge has ship beam transportation conditions in different degrees in the main span range, the large-span suspension bridge can be achieved by transporting steel beams to positions right below a cable crane through ships. However, when a suspension bridge is constructed in a mountain area, a canyon or other areas with poor geographical conditions, the steel beam may not be directly transported to the lower part of the cable crane due to geographical conditions. Therefore, the traditional cable crane only can walk in a no-load way and cannot move under the condition of load bearing, so that the cable crane has the advantages of small application range, high use cost and low economic benefit.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a crawler type traveling system of a cable crane and the cable crane, and the cable crane has wide application range, safety and reliability.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
the utility model provides a crawler-type of cable loader walks capable system, its is used for bearing cable loader walking, its characterized in that includes:
the device comprises a walking frame, a first tensioning wheel and a second tensioning wheel are respectively arranged at positions, close to two ends, of the walking frame;
the crawler belt is tensioned on the first tensioning wheel and the second tensioning wheel to form a closed ring shape;
the bearing wheel sets are arranged at intervals along the length direction of the walking frame, the bearing wheel sets are positioned on the inner side of the crawler belt, and the bearing wheel sets and the crawler belt move in the same direction;
and the traction mechanism is used for drawing the walking frame to move.
On the basis of the technical scheme, traction pulleys are arranged at two ends of the walking frame, and the traction mechanism is connected with the traction pulleys.
On the basis of the technical scheme, the traction mechanism is a winch.
On the basis of the technical scheme, the bearing wheel set comprises a connecting beam, two triangular connecting plates and bearing wheels, the vertex angles of the two triangular connecting plates are respectively connected with the two ends of the connecting beam, and the bearing wheels are respectively arranged at the two bottom corners of the triangular connecting plates.
On the basis of the technical scheme, the walking frame comprises two balance beams which are oppositely arranged, riding wheels are arranged between the balance beams, the upper portions of the crawler belts are hung on the riding wheels, the upper portions of the crawler belts extend out of the upper sides of the balance beams, and the connecting portions are connected with the balance beams.
On the basis of the technical scheme, the lower side of the balance beam is provided with two first lug plates and a plurality of second lug plates, the two first lug plates are located the balance beam is close to two ends, a first tensioning wheel and a second tensioning wheel are respectively installed on the two first lug plates, the second lug plates are arranged between the two first lug plates at intervals, and the bearing wheel set is installed on the second lug plates.
A cable hoist comprising: a crane body, the crawler track running system of claims 1-6 and a connection portion by which the bottom of the crane body is connected to the running carriage.
On the basis of the technical scheme, the connecting part comprises an ear seat arranged at the bottom of the crane body, and the ear seat is connected with the middle part of the walking frame in a switching mode.
On the basis of the technical scheme, the connecting portion comprise an ear seat and a bearing beam, the ear seat is arranged at the bottom of the crane body, the middle of the bearing beam is hinged to the ear seat, the two ends of the bearing beam are respectively provided with the crawler-type walking systems, and the ear seat is located between the crawler-type walking systems.
On the basis of the technical scheme, the bearing beam is positioned on the outer side of the walking frame, and the bearing beam is connected with the middle of the walking frame in a switching mode.
Compared with the prior art, the invention has the advantages that:
(1) according to the crawler-type traveling system of the cable-carrying crane, the bearing wheels are arranged on the inner side of the bottom of the crawler, the bearing wheels are connected through the connecting beam and the triangular connecting plate, so that the load and the dead weight of the cable-carrying crane are transmitted through the balance beam, the connecting beam and the triangular connecting plate at all levels and are finally transmitted to the bearing wheels, the bearing wheels are pressed on the crawler, and in a use state, the crawler is positioned on the main cable, so that the load of the cable-carrying crane is uniformly distributed on the main cable through the crawler, the uniform stress of the traveling system is ensured, and the abrasion caused by the uneven stress of the main cable can be effectively reduced.
(2) In the crawler-type traveling system of the cable crane, a winch arranged on the outer side provides power, and the winch pulls a traction pulley through a steel wire rope to control the traveling of the system. In the walking process, the smooth transition, stability and smoothness of the track during straight line and climbing walking are guaranteed through the adjustment of the first tensioning wheel, the second tensioning wheel and the riding wheel.
(3) The cable crane can realize load-carrying walking on various suspension bridge cable cranes with complex terrains and different spans, and has the advantages of large load-carrying walking load capacity, small compressive stress on the main cable, no need of laying a track on the main cable, protection of the steel wire of the main cable, simple structure, economy, high efficiency, safety, stability and the like.
Drawings
FIG. 1 is a schematic view of the crawler travel system according to an embodiment of the invention;
fig. 2 is a schematic structural view of the cable crane in the use state according to the embodiment of the present invention.
In the figure: 1-walking frame, 10-first tensioning wheel, 11-second tensioning wheel, 12-traction pulley, 13-balance beam, 14-first lug plate, 15-second lug plate, 2-crawler belt, 3-bearing wheel group, 30-connecting beam, 31-triangular connecting plate, 32-bearing wheel, 4-crane body, 40-bearing beam, 41-lug seat and 42-third lug plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, the embodiment of the invention provides a crawler type traveling system of a cable crane, which is used for supporting the cable crane to travel on a main cable and comprises a traveling frame 1, a crawler 2, a bearing wheel set 3 and a traction mechanism. The walking frame 1 comprises two opposite strip-shaped balance beams 13, and two first ear plates 14 and a plurality of second ear plates 15 are arranged on the lower sides of the balance beams 13. The two first ear plates 14 are located below the balance beam 13 and close to the two ends, the two first ear plates 14 are obliquely arranged towards one side of the end part of the side where the two first ear plates 14 are located, and the two first ear plates 14 are in a splayed shape. The first lug plates 14 of the two balance beams 13 are oppositely arranged, the first lug plates 14 are provided with inclined tensioning wheel grooves, the first tensioning wheel 10 and the second tensioning wheel 11 are respectively arranged on the two first lug plates 14 through pin shafts, and the pin shafts are positioned at the end parts and positioned in the tensioning wheel grooves. The riding wheels are arranged among the balance beams 13, the track 2 is tensioned on the first tensioning wheel 10, the riding wheels and the second tensioning wheel 11 to form a closed ring shape, the relative positions of the first tensioning wheel 10 and the second tensioning wheel 11 can be adjusted relatively along with the movement of the track 2, the upper portion of the track 2 extends out of the upper side edge of the balance beam 13, and the phenomena that a crane body above the track collides with the upper side edge of the balance beam 13 and is clamped are avoided. In this embodiment, two inverted triangular second ear plates 15 are disposed, the two second ear plates 15 are disposed between the two first ear plates 14 at intervals, and the bearing wheel set 3 is mounted on the second ear plates 15.
In this embodiment, two sets of bearing wheel sets 3 are provided, each bearing wheel set 3 includes a connection beam 30, two triangle connection plates 31 and a bearing wheel 32, the connection beam 30 is located between the second ear plates 15 at the positions corresponding to the two balance beams 13, and the middle portion of the connection beam 30 is connected with the vertex angle of the second ear plate 15 through a pin. The top angles of the two triangular connecting plates 31 are respectively connected with the two ends of the connecting beam 30, the two bottom angles of the triangular connecting plates 31 are respectively provided with a bearing wheel 32, and the outer diameter of the bearing wheel 32 is positioned on the outer side of the triangular connecting plate 31. The triangular connecting plate 31 in the embodiment comprises two triangular plates which are oppositely arranged, the two triangular plates are respectively positioned on the outer sides of the connecting beam 30, the bearing wheels 32 are positioned between the two triangular plates, the stability of the triangle is fully utilized, and the load distributed by each bearing wheel 32 is uniform. The bearing wheels 32 of the two bearing wheel sets 3 are positioned on the same level and positioned on the inner side of the lower part of the crawler 2, and all the bearing wheels 32 move in the same direction with the crawler 2 to support the whole walking frame 1 and the crane body on the upper part.
The both ends of compensating beam 13 are equipped with traction sheave 12, and traction mechanism connects traction sheave 12, and traction mechanism includes two hoists in this embodiment, locates the both sides of walking frame 1 respectively, and the hoist engine of both sides passes through the rope and connects traction sheave 12, and along with the rolling of hoist engine, pulling whole walking frame 1 advances or retreats, convenient regulation, and the flexibility ratio is high, does not receive geographical environmental factor to influence.
Referring to fig. 2, a cable crane includes: the crawler-type traveling system comprises a crane body 4 and a crawler-type traveling system, wherein an ear seat 41 and two bearing beams 40 are arranged between the crane body 4 and the traveling frame 1, the ear seat 41 is arranged at the bottom of the crane body 4, a triangular third ear plate 42 extending towards one side of the crane body 4 is arranged in the middle of each of the two bearing beams 40, the ear seat 41 is hinged with the third ear plate 42 of the bearing beam 40 through a pin shaft, and the crawler-type traveling system is respectively arranged at two ends of each of the bearing beams 40. The two bearing beams 40 are positioned at the outer side of the walking frame 1, and the two bearing beams 40 are respectively hinged with the middle parts of the balance beams 13 at the same side through pin shafts. By the connection mode, the crane body 4 can rotate a certain angle relative to the crawler type walking system when going up and down, has certain flexibility, can release bending moment, and ensures balanced and stable stress.
According to the requirements of the use environment, a group of cable-mounted cranes can be arranged, and comprise a crane body 4 and a crawler-type traveling system, wherein an ear seat 41 is arranged between the crane body 4 and the traveling frame 1, and the ear seat 41 of the crane body 4 is connected with the balance beam 13 through a pin shaft. And a plurality of groups of cable cranes can be arranged according to the requirements of the use environment, all the crane bodies 4 are arranged in parallel, all the crawler-type traveling systems are arranged in a row, the end parts of the bearing beams 40 of the adjacent cable cranes are connected through a connecting plate, and the connecting structure is simple, the operation is simple, and the application range is wide.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a cable carries quick-witted crawler-type to walk system of walking, its is used for bearing the walking of cable carries quick-witted, its characterized in that includes:
the device comprises a walking frame (1), wherein a first tensioning wheel (10) and a second tensioning wheel (11) are respectively arranged at positions, close to two ends, of the walking frame (1);
the crawler belt (2) is tensioned on the first tensioning wheel (10) and the second tensioning wheel (11) to form a closed ring shape;
the bearing wheel sets (3) are arranged at intervals along the length direction of the walking frame (1), the bearing wheel sets (3) are positioned on the inner side of the crawler belt (2), and the bearing wheel sets (3) and the crawler belt (2) move in the same direction;
the traction mechanism is used for drawing the walking frame (1) to move, and comprises two winches which are respectively arranged on two sides of the walking frame (1);
the walking frame (1) comprises two balance beams (13) which are arranged oppositely, riding wheels are arranged between the balance beams (13), the upper part of the crawler (2) is hung on the riding wheels, the upper part of the crawler (2) extends out of the upper side of the balance beams (13), and a connecting part is arranged on the walking frame (1) and connected with the balance beams (13);
wherein, the downside of compensating beam (13) is equipped with two first otic placodes (14) and a plurality of second otic placodes (15), two first otic placode (14) are located compensating beam (13) are close to both ends department, first take-up pulley (10) and second take-up pulley (11) are installed respectively in two on first otic placode (14), second otic placode (15) interval sets up two between first otic placode (14), bearing wheelset (3) install in on second otic placode (15).
2. A crawler track system for a cable crane according to claim 1, wherein: traction pulleys (12) are arranged at two ends of the walking frame (1), and the traction mechanism is connected with the traction pulleys (12).
3. A crawler track system for a cable crane according to claim 1, wherein: the bearing wheel set (3) comprises a connecting beam (30), two triangular connecting plates (31) and bearing wheels (32), the vertex angles of the triangular connecting plates (31) are respectively connected with the two ends of the connecting beam (30), and the bearing wheels (32) are respectively arranged at the two bottom angles of the triangular connecting plates (31).
4. A cable hoist, comprising: a crane body (4), a crawler running system according to claim 2 or 3 and a connection portion by which the bottom of the crane body (4) is connected to the running carriage (1).
5. A cable hoist as claimed in claim 4, wherein: the connecting part comprises an ear seat (41) arranged at the bottom of the crane body (4), and the ear seat (41) is connected with the middle of the walking frame (1) in a switching manner.
6. A cable hoist as claimed in claim 4, wherein: connecting portion are including locating ear seat (41) and spandrel girder (40) of loop wheel machine body (4) bottom, ear seat (41) with the middle part of spandrel girder (40) is articulated, just one is installed respectively at the both ends of spandrel girder (40) the system is walked to the crawler-type, ear seat (41) are located two between the system is walked to the crawler-type.
7. A cable hoist as claimed in claim 6, wherein: the bearing beam (40) is located on the outer side of the walking frame (1), and the bearing beam (40) is connected with the middle of the walking frame (1) in an adapter mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710327525.XA CN107059636B (en) | 2017-05-09 | 2017-05-09 | Crawler-type traveling system of cable crane and cable crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710327525.XA CN107059636B (en) | 2017-05-09 | 2017-05-09 | Crawler-type traveling system of cable crane and cable crane |
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| Publication Number | Publication Date |
|---|---|
| CN107059636A CN107059636A (en) | 2017-08-18 |
| CN107059636B true CN107059636B (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710327525.XA Active CN107059636B (en) | 2017-05-09 | 2017-05-09 | Crawler-type traveling system of cable crane and cable crane |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3245550A (en) * | 1964-05-12 | 1966-04-12 | Karl Garaventa S Sohne A G | Cable cranes with rope carriers having free disassociation with their ropes during proximate passage of the hoist carriage |
| CN102127897A (en) * | 2011-01-31 | 2011-07-20 | 徐州徐工随车起重机有限公司 | Horizontal telescopic device of bridge inspection operation car |
| CN103758042A (en) * | 2014-01-16 | 2014-04-30 | 中交第一公路工程局有限公司 | Cable compacting machine |
| CN203729212U (en) * | 2014-01-28 | 2014-07-23 | 柳州欧维姆机械股份有限公司 | Cable loading crane with hydraulic traction and idler wheel walking combined |
| CN204323519U (en) * | 2015-01-05 | 2015-05-13 | 韶关市中收农机有限公司 | A kind of rubber belt track running mechanism of baby combine |
| CN105648929A (en) * | 2016-01-13 | 2016-06-08 | 邓泽仲 | Bridge floor replacing construction device and construction method thereof |
| CN205396252U (en) * | 2016-03-08 | 2016-07-27 | 江西南特工程机械股份有限公司 | Light -caterpillar -band tractor |
| CN206078764U (en) * | 2016-10-10 | 2017-04-12 | 云南省电子工业研究所 | Medicine machine is spouted to remote control fruit vegetables based on caterpillar base plate |
| CN207331463U (en) * | 2017-05-09 | 2018-05-08 | 中铁大桥局集团有限公司 | The crawler type walking system and deck unit erection gantry of a kind of deck unit erection gantry |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6860571B2 (en) * | 2002-06-27 | 2005-03-01 | Scheetz Technology, Inc. | Suspension system, positive hydraulic braking system, positive drive belt system and belt tensioning device for wheel and belt driven devices |
-
2017
- 2017-05-09 CN CN201710327525.XA patent/CN107059636B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3245550A (en) * | 1964-05-12 | 1966-04-12 | Karl Garaventa S Sohne A G | Cable cranes with rope carriers having free disassociation with their ropes during proximate passage of the hoist carriage |
| CN102127897A (en) * | 2011-01-31 | 2011-07-20 | 徐州徐工随车起重机有限公司 | Horizontal telescopic device of bridge inspection operation car |
| CN103758042A (en) * | 2014-01-16 | 2014-04-30 | 中交第一公路工程局有限公司 | Cable compacting machine |
| CN203729212U (en) * | 2014-01-28 | 2014-07-23 | 柳州欧维姆机械股份有限公司 | Cable loading crane with hydraulic traction and idler wheel walking combined |
| CN204323519U (en) * | 2015-01-05 | 2015-05-13 | 韶关市中收农机有限公司 | A kind of rubber belt track running mechanism of baby combine |
| CN105648929A (en) * | 2016-01-13 | 2016-06-08 | 邓泽仲 | Bridge floor replacing construction device and construction method thereof |
| CN205396252U (en) * | 2016-03-08 | 2016-07-27 | 江西南特工程机械股份有限公司 | Light -caterpillar -band tractor |
| CN206078764U (en) * | 2016-10-10 | 2017-04-12 | 云南省电子工业研究所 | Medicine machine is spouted to remote control fruit vegetables based on caterpillar base plate |
| CN207331463U (en) * | 2017-05-09 | 2018-05-08 | 中铁大桥局集团有限公司 | The crawler type walking system and deck unit erection gantry of a kind of deck unit erection gantry |
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| CN107059636A (en) | 2017-08-18 |
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