CN113636456A - Movable trolley device for mounting rigid sliding contact line of bridge crane and construction method - Google Patents
Movable trolley device for mounting rigid sliding contact line of bridge crane and construction method Download PDFInfo
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- CN113636456A CN113636456A CN202111113306.4A CN202111113306A CN113636456A CN 113636456 A CN113636456 A CN 113636456A CN 202111113306 A CN202111113306 A CN 202111113306A CN 113636456 A CN113636456 A CN 113636456A
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- bridge crane
- trolley
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 239000000725 suspension Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H5/00—Tool, instrument or work supports or storage means used in association with vehicles; Workers' supports, e.g. mechanics' creepers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention provides a movable trolley device for mounting rigid sliding contact lines of a bridge crane and a construction method, and relates to the technical field of mounting of rigid sliding contact lines of bridge cranes in the metallurgical industry. The mobile trolley device for mounting the rigid sliding contact line of the bridge crane and the construction method comprise a mobile device mounted at the top of a track beam, wherein the top of the track beam is fixedly connected with a fixed track; the moving device comprises a plurality of connecting plates, track wheels corresponding to the fixed tracks are mounted at the centers of the bottoms of the connecting plates, and two groups of rollers are mounted at the bottoms of one sides of the connecting plates; the track wheel comprises a rotating shaft, a wheel body is installed on the outer side of the rotating shaft, and two bearings corresponding to the rotating shaft are installed on the inner wall of the wheel body. The trolley line is installed in a mode of 'moving trolley + suspension cage', the installation efficiency is high, the labor intensity of workers is greatly reduced, the installation alignment efficiency of the trolley line is improved, the construction period is shortened, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of installation of rigid sliding contact lines of bridge cranes in the metallurgical industry, in particular to a movable trolley device for installation of rigid sliding contact lines of bridge cranes and a construction method.
Background
The rigid body trolley line is used as important equipment for providing a power supply for the bridge crane, has high installation quality requirement, particularly has higher quality requirement on the straightness of the trolley line, and directly determines the safe operation of the crane. The rigid body sliding contact line comprises a bracket, a sliding contact line, accessories, a cable and the like, and has the advantages of large workload, multiple working procedures, high labor intensity, generally more than 20 meters of installation position and high danger coefficient.
The installation method of the sliding contact line generally comprises the following steps: 1. a direct operation mode of manually recording and hanging a safety belt; 2. the method comprises the following steps of (1) self-making a simple suspension cage, hanging the suspension cage on a track, installing a section of the suspension cage, moving the suspension cage to a position, and climbing up and down by personnel; 3. a traditional method for adding a suspension cage to a mobile trolley is adopted; the existing installation mode has the defects of high labor intensity, high danger coefficient, low operation efficiency and the like, and the traditional movable trolley is easy to cause the phenomenon of blocking and unsafety and has the potential risk of tipping.
Therefore, a novel mobile trolley device for mounting rigid sliding contact lines of a bridge crane and a construction method are developed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a mobile trolley device for mounting rigid sliding contact lines of a bridge crane and a construction method, which solve the problems that the prior mounting mode has obvious defects of high labor intensity, high danger coefficient, low operation efficiency and the like, and the traditional mobile trolley is easy to cause a stuck phenomenon, is unsafe and has potential tipping hazards.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the movable trolley device for mounting the rigid sliding contact line of the bridge crane comprises a movable device mounted at the top of a track beam, wherein the top of the track beam is fixedly connected with a fixed track;
the moving device comprises a plurality of connecting plates, track wheels corresponding to the fixed tracks are mounted at the centers of the bottoms of the connecting plates, and two groups of rollers are mounted at the bottoms of one sides of the connecting plates; the connecting plate is made of 8mm steel plates, holes are respectively drilled in the connecting positions and connected through bolts and gaskets, the rail wheels are machined according to the radian of the upper side face of the fixed rail, and the idler wheels are made of purchased finished products.
The track wheel comprises a rotating shaft, a wheel body is arranged on the outer side of the rotating shaft, two bearings corresponding to the rotating shaft are arranged on the inner wall of the wheel body, hole check rings corresponding to the bearings are arranged at the top and the bottom of the wheel body, and shaft check rings corresponding to the rotating shaft are arranged on the outer sides of the two bearings; the rail wheel needs to be designed, processed and manufactured independently according to the type and the section size of the rail and is mainly used for side sliding on the fixed rail.
One side fixedly connected with cage of mobile device, the cage includes two sleeve pipes, round pin axle, upper portion frame and multiunit interconnect's horizontal railing and vertical railing, and the cage is formed with the reinforcement welding processing that the diameter is 25 mm.
Preferably, the number of the connecting plates is four, and the connecting plates are fixedly connected through a plurality of groups of fixing bolts; a plurality of all be provided with the gasket between the connecting plate, a plurality of connecting plates are adjusted and are fastened through adopting multiunit fixing bolt, gasket etc. can ensure that rail wheel and fixed track side clearance accord with relevant requirement, guarantee the rail wheel not derail to guarantee safe handling.
Preferably, a plurality of rail wheels all are vertical structural design, and two sets of rail wheels are respectively in fixed track's bilateral symmetry distribution.
Preferably, two sets of the gyro wheel all is the horizontal structure setting, and two sets of gyro wheels all arrange at the inboard edge position in track roof beam top, arrange two sets of vertical gyro wheels at the inboard edge position in track roof beam top, and the main function bears the gravity of cage, prevents the phenomenon of tumbling.
Preferably, the track beam and the fixed track are of an integrated structure, and the track beam and the fixed track of the integrated structure design are simpler and firmer in structure.
Preferably, the upper frame of the cage is fixedly connected with the mobile device through two sleeves and corresponding pin shafts, and one ends of the two sleeves are welded to the top of the mobile device.
The construction method of the mobile trolley device for mounting the rigid sliding contact line of the bridge crane comprises the following specific steps:
s1, firstly, processing and manufacturing track wheels according to site or drawing sizes, assembling the track wheels into a whole after processing, welding the whole on corresponding connecting plates, hoisting a mobile device to the top of a track beam by using an automobile crane respectively, assembling and installing the mobile device, and enabling a plurality of track wheels to be tightly attached to the side faces of a fixed track by adjusting gaskets among a plurality of connecting plates;
s2, mounting the two groups of vertical rollers in place, confirming that each pulley runs smoothly and stably through manual turning, and otherwise, readjusting;
s3, penetrating the suspension cage into the sleeve and fixing the suspension cage by a pin to prevent the suspension cage from shaking;
s4, constructors enter the position of the suspension cage from the ladder stand and perform installation and alignment of the support and the sliding contact line by means of coir ropes and the like;
and S5, if the position needs to be moved, the moving device with the suspension cage is moved to the next installation position through the manual barring gear, and the installation and alignment work of the sliding contact line is continuously carried out until the alignment is completed, and constructors need to tie the safety belt in the period.
(III) advantageous effects
The invention provides a movable trolley device for mounting rigid sliding contact lines of a bridge crane and a construction method. The method has the following beneficial effects:
1. according to the movable trolley device for mounting the rigid trolley line of the bridge crane and the construction method, the trolley line is mounted in a mode of 'movable trolley + suspension cage', the operation is simple, the movable trolley device is safe and reliable, the mounting efficiency is high, the labor intensity of workers is greatly reduced, the mounting and aligning efficiency of the trolley line is improved, the construction period is shortened, and the cost is reduced.
2. The movable trolley device for mounting the rigid body trolley line of the bridge crane and the construction method thereof can freely slide on the rail by designing the simple movable trolley device, and two groups of rollers are arranged at the edge of the rail beam and connected with the trolley, so that the effect of bearing pressure can be achieved.
3. According to the mobile trolley device for mounting the rigid sliding contact line of the bridge crane and the construction method, the trolley is locked on the rail when the sliding contact line is mounted, so that an operator can stand in a construction cage to mount and align the sliding contact line conveniently, the cage is fixed by a sleeve and a pin, and two connecting rods at the bottom of the cage are propped against a web plate of a rail beam, so that the cage can be prevented from shaking.
Drawings
FIG. 1 is a schematic view of an assembly structure of a mobile trolley device for installing rigid sliding contact lines of a bridge crane according to the present invention;
FIG. 2 is a cross-sectional structural view of a track wheel of the mobile trolley device for mounting rigid sliding contact lines of the bridge crane.
Wherein, 1, connecting plate; 2. fixing a track; 3. a rail wheel; 301. a rotating shaft; 302. a wheel body; 303. a bearing; 304. a retainer ring for a bore; 305. a retainer ring for a shaft; 4. a track beam; 5. a suspension cage; 6. and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be 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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1, the embodiment of the invention provides a mobile trolley device for mounting rigid trolley lines of a bridge crane, which comprises a mobile device mounted on the top of a track beam 4, wherein the top of the track beam 4 is fixedly connected with a fixed track 2, the track beam 4 and the fixed track 2 are of an integrated structure, and the track beam 4 and the fixed track 2 which are designed to be of the integrated structure are simpler and firmer in structure;
the moving device comprises a plurality of connecting plates 1, track wheels 3 corresponding to the fixed tracks 2 are mounted at the centers of the bottoms of the connecting plates 1, and two groups of rollers 6 are mounted at the bottoms of one sides of the connecting plates 1; the connecting plates 1 are made of 8mm steel plates, holes are respectively drilled in connecting positions and are connected through bolts and gaskets, the number of the connecting plates 1 is four, and the connecting plates 1 are fixedly connected through a plurality of groups of fixing bolts; gaskets are arranged among the connecting plates 1, and the connecting plates 1 are adjusted and fastened by adopting a plurality of groups of fixing bolts, gaskets and the like, so that the gap between the track wheel 3 and the side surface of the fixing track 2 can meet the relevant requirements, and the track wheel 3 is ensured not to derail, thereby ensuring safe use; rail wheel 3 is processed according to 2 side radians on the fixed track and forms, and gyro wheel 6 is the preparation of purchase finished product and forms, and two sets of gyro wheels 6 all are the horizontal structure setting, and two sets of gyro wheels 6 all arrange at the inboard edge position in track roof beam 4 tops, arrange two sets of vertical gyro wheels 6 at the inboard edge position in track roof beam 4 tops, and the main effect bears the gravity of cage 5, prevents the phenomenon of tumbling.
As shown in fig. 2, the track wheel 3 includes a rotating shaft 301, a wheel body 302 is mounted on the outer side of the rotating shaft 301, two bearings 303 corresponding to the rotating shaft 301 are mounted on the inner wall of the wheel body 302, hole retaining rings 304 corresponding to the bearings 303 are mounted on the top and the bottom of the wheel body 302, and shaft retaining rings 305 corresponding to the rotating shaft 301 are mounted on the outer sides of the two bearings 303; the rail wheels 3 need to be designed, processed and manufactured independently according to the rail models and the section sizes, the side faces on the fixed rail 2 slide, the rail wheels 3 are all designed to be vertical structures, and the two sets of rail wheels 3 are symmetrically distributed on two sides of the fixed rail 2 respectively.
One side fixedly connected with cage 5 of mobile device, cage 5 includes two sleeve pipes, round pin axle, upper portion frame and multiunit interconnect's horizontal railing and vertical railing, and cage 5 forms for 25 mm's diameter reinforcement welding processing, and cage 5's upper portion frame is through two sleeve pipes and the round pin axle and the mobile device fixed connection that correspond, and the top in mobile device is welded to two sheathed tube one end.
The construction method of the mobile trolley device for mounting the rigid sliding contact line of the bridge crane comprises the following specific steps:
s1, firstly, processing and manufacturing the rail wheels 3 according to site or drawing size, assembling the rail wheels into a whole after processing, welding the whole on the corresponding connecting plates 1, then respectively hoisting the mobile device to the top of a rail beam 4 by using an automobile crane, assembling and installing the mobile device, and tightly attaching the rail wheels 3 to the side surfaces of the fixed rail 2 by adjusting gaskets among the connecting plates 1;
s2, installing two groups of vertical rollers 6 in place, confirming that each pulley runs smoothly and stably through manual turning, and otherwise, readjusting;
s3, the suspension cage 5 penetrates through the sleeve and is fixed by a pin, so that the suspension cage 5 is prevented from shaking;
s4, constructors enter the position of the suspension cage 5 from the ladder stand and perform installation and alignment of the support and the sliding contact line by means of coir ropes and the like;
and S5, if the position needs to be moved, the moving device and the lifting cage 5 are moved to the next installation position through the manual barring gear, and the installation and alignment work of the sliding contact line is continuously carried out until the alignment is completed, and constructors need to fasten safety belts in the period.
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 (8)
1. Bridge crane rigid body wiping line installation is with portable dolly device, its characterized in that: the device comprises a moving device arranged on the top of a track beam (4), wherein the top of the track beam (4) is fixedly connected with a fixed track (2);
the moving device comprises a plurality of connecting plates (1), track wheels (3) corresponding to the fixed tracks (2) are mounted at the centers of the bottoms of the connecting plates (1), and two groups of rollers (6) are mounted at the bottoms of one sides of the connecting plates (1);
the track wheel (3) comprises a rotating shaft (301), a wheel body (302) is installed on the outer side of the rotating shaft (301), two bearings (303) corresponding to the rotating shaft (301) are installed on the inner wall of the wheel body (302), hole check rings (304) corresponding to the bearings (303) are installed on the top and the bottom of the wheel body (302), and shaft check rings (305) corresponding to the rotating shaft (301) are installed on the outer sides of the two bearings (303);
one side fixedly connected with cage (5) of mobile device, cage (5) include two sleeve pipes, round pin axle, upper portion frame and multiunit interconnect's horizontal railing and vertical railing.
2. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 1, wherein: the number of the connecting plates (1) is four, and the connecting plates (1) are fixedly connected through a plurality of groups of fixing bolts.
3. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 2, wherein: gaskets are arranged among the connecting plates (1).
4. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 1, wherein: a plurality of rail wheels (3) all are vertical structural design, and two sets of rail wheels (3) are respectively in the bilateral symmetry distribution of fixed track (2).
5. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 1, wherein: two sets of gyro wheel (6) all are the horizontal structure setting, and two sets of gyro wheel (6) all arrange at the inboard marginal position in track roof beam (4) top.
6. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 1, wherein: the track beam (4) and the fixed track (2) are of an integrated structure.
7. The mobile trolley device for mounting the rigid body trolley line of the bridge crane according to claim 1, wherein: the upper frame of the suspension cage (5) is fixedly connected with the mobile device through two sleeves and corresponding pin shafts, and one ends of the two sleeves are welded to the top of the mobile device.
8. The construction method of the mobile trolley device for the rigid body trolley line installation of the bridge crane according to any one of claims 1 to 7, characterized by comprising the following specific steps:
s1, hoisting the mobile device to the top of a track beam (4) by using a truck crane respectively, assembling and installing, and tightly attaching a plurality of track wheels (3) to the side surfaces of a fixed track (2) by adjusting gaskets among a plurality of connecting plates (1);
s2, installing two groups of vertical rollers (6) in place, confirming that each pulley runs smoothly and stably through manual turning, and otherwise, readjusting;
s3, the suspension cage (5) penetrates through the sleeve and is fixed by a pin, so that the suspension cage (5) is prevented from shaking;
s4, constructors enter the position of the suspension cage (5) from the ladder stand and perform installation and alignment of the support and the trolley line by using palm ropes and the like;
and S5, if the position needs to be moved, the moving device with the suspension cage (5) is moved to the next installation position through manual rolling, and the installation and alignment work of the sliding contact line is continued until the alignment is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113306.4A CN113636456A (en) | 2021-09-23 | 2021-09-23 | Movable trolley device for mounting rigid sliding contact line of bridge crane and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113306.4A CN113636456A (en) | 2021-09-23 | 2021-09-23 | Movable trolley device for mounting rigid sliding contact line of bridge crane and construction method |
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| Publication Number | Publication Date |
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| CN113636456A true CN113636456A (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111113306.4A Pending CN113636456A (en) | 2021-09-23 | 2021-09-23 | Movable trolley device for mounting rigid sliding contact line of bridge crane and construction method |
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| CN (1) | CN113636456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115478676A (en) * | 2022-10-20 | 2022-12-16 | 中冶建工集团有限公司 | Sliding contact line installation device with positioning function |
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| JP2002205577A (en) * | 2001-01-11 | 2002-07-23 | Hitachi Cable Ltd | Bracket for insulated trolley, and construction method |
| CN105776016A (en) * | 2014-12-26 | 2016-07-20 | 中国二十冶集团有限公司 | Convenient and fast installation method for bridge crane slide wire supports |
| CN205764526U (en) * | 2016-06-28 | 2016-12-07 | 中国二十冶集团有限公司 | For welding the dolly of clamping-rail trolley conductor bracket |
| CN110713113A (en) * | 2019-10-18 | 2020-01-21 | 中国电建集团山东电力建设第一工程有限公司 | Movable cage device and method for installing crane track sliding contact line |
| CN111847242A (en) * | 2020-08-31 | 2020-10-30 | 中国二十二冶集团有限公司 | Special trolley for mounting movable adjustable sliding contact line |
| CN213950373U (en) * | 2020-11-10 | 2021-08-13 | 上海宝冶集团有限公司 | Rapid installation trolley for trolley line support |
| WO2021179564A1 (en) * | 2020-03-11 | 2021-09-16 | 中车唐山机车车辆有限公司 | Microrail vehicle system, current collector of same, and conductor rail thereof |
-
2021
- 2021-09-23 CN CN202111113306.4A patent/CN113636456A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002205577A (en) * | 2001-01-11 | 2002-07-23 | Hitachi Cable Ltd | Bracket for insulated trolley, and construction method |
| CN105776016A (en) * | 2014-12-26 | 2016-07-20 | 中国二十冶集团有限公司 | Convenient and fast installation method for bridge crane slide wire supports |
| CN205764526U (en) * | 2016-06-28 | 2016-12-07 | 中国二十冶集团有限公司 | For welding the dolly of clamping-rail trolley conductor bracket |
| CN110713113A (en) * | 2019-10-18 | 2020-01-21 | 中国电建集团山东电力建设第一工程有限公司 | Movable cage device and method for installing crane track sliding contact line |
| WO2021179564A1 (en) * | 2020-03-11 | 2021-09-16 | 中车唐山机车车辆有限公司 | Microrail vehicle system, current collector of same, and conductor rail thereof |
| CN111847242A (en) * | 2020-08-31 | 2020-10-30 | 中国二十二冶集团有限公司 | Special trolley for mounting movable adjustable sliding contact line |
| CN213950373U (en) * | 2020-11-10 | 2021-08-13 | 上海宝冶集团有限公司 | Rapid installation trolley for trolley line support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115478676A (en) * | 2022-10-20 | 2022-12-16 | 中冶建工集团有限公司 | Sliding contact line installation device with positioning function |
| CN115478676B (en) * | 2022-10-20 | 2024-05-10 | 中冶建工集团有限公司 | Sliding contact line installation device with positioning function |
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Application publication date: 20211112 |