CN116768068A - Bridge crane beam structure - Google Patents
Bridge crane beam structure Download PDFInfo
- Publication number
- CN116768068A CN116768068A CN202210319767.5A CN202210319767A CN116768068A CN 116768068 A CN116768068 A CN 116768068A CN 202210319767 A CN202210319767 A CN 202210319767A CN 116768068 A CN116768068 A CN 116768068A
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- China
- Prior art keywords
- oil
- fixedly connected
- beam structure
- end beam
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001050 lubricating effect Effects 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims description 37
- 238000003825 pressing Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/08—Constructional features of runway rails or rail mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/18—Travelling gear incorporated in or fitted to trolleys or cranes with means for locking trolleys or cranes to runways or tracks to prevent inadvertent movements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N21/00—Conduits; Junctions; Fittings for lubrication apertures
- F16N21/04—Nozzles for connection of lubricating equipment to nipples
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/14—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means
- F16N7/16—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means the oil being carried up by a lifting device
- F16N7/24—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated the lubricant being conveyed from the reservoir by mechanical means the oil being carried up by a lifting device with discs, rollers, belts or the like contacting the shaft to be lubricated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the field of cranes, in particular to a bridge crane beam structure which comprises a main beam structure, an end beam structure, a lubricating structure, a limiting structure and a supporting structure; the main beam structure is fixedly connected with the middle part of the end beam structure through a limiting structure; both ends of the end beam structure are provided with a lubricating structure and a supporting structure; the lubricating structure comprises a mounting frame, and the mounting frame is fixedly connected with the inner wall of the end beam body in the end beam structure; when the crane lifts a heavy object, the acting force of the main beam structure on the end beam structure is increased, the main beam structure and the end beam structure can downwards move by one end distance when the crane lifts the heavy object, the supporting structure is in contact with the track, the stability of the end beam structure during movement is improved, damage caused by overlarge stress of the track is avoided, and the lubricating structure is used, so that a driving wheel in the end beam structure, a driven wheel and a first supporting roller and a second supporting roller in the supporting structure can be lubricated when the crane lifts the heavy object.
Description
Technical Field
The invention relates to the field of cranes, in particular to a bridge crane beam structure.
Background
Bridge cranes are hoisting equipment which is erected above workshops, warehouses and yards for hoisting materials, and are named as bridge-like in shape because the two ends of the bridge crane are seated on tall cement columns or metal supports. The bridge frame of the bridge crane runs longitudinally along the tracks laid on the two side high frames, can make full use of the space below the bridge frame to hoist materials, is not hindered by ground equipment, is a hoisting machine with the widest application range and the largest number, and generally consists of a bridge frame (also called a cart), a lifting mechanism, a cart traveling mechanism, a control cabin, a cart conductive device (auxiliary sliding wire), a crane main power conductive device (main sliding wire) and the like, wherein the bridge frame is a basic member of the bridge crane and consists of a main beam, an end beam, a walking table and the like.
However, bridge crane is in the installation, because weight is great, and uses the bolt to fix, leads to installation time longer, and staff's operation potential safety hazard in the eminence is great, uses bridge crane in harbour department, because its operational environment is special, and the slide rail of the gyro wheel of installing on the end beam is easily influenced by moisture or moisture, needs the lubrication of regularity, and the article of handling is heavier simultaneously, relies on single row gyro wheel to support entirely, and operating stability is relatively poor, has great hidden danger in the windy weather.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a bridge crane beam structure.
The technical scheme adopted for solving the technical problems is as follows: a bridge crane beam structure comprises a main beam structure, an end beam structure, a lubricating structure, a limiting structure and a supporting structure; the main beam structure is fixedly connected with the middle part of the end beam structure through a limiting structure; both ends of the end beam structure are provided with a lubricating structure and a supporting structure; the lubricating structure comprises a mounting frame, wherein the mounting frame is fixedly connected with the inner wall of the end beam body in the end beam structure, and the inner wall of the end beam body is rotationally connected with an oil storage barrel through a fixed block.
Specifically, the lubricating structure comprises a mounting rack, a small oil brush, a cleaning block, an oil storage barrel, a second telescopic rod, an extrusion spring, a pressing plate, a clamping block, an oil outlet, a fixing block, a large gear, a gear shaft, an oil guide tray, an oil guide hole, a first oil delivery pipe, a second oil delivery pipe and an oil supplementing nozzle; the oil storage barrel is rotationally connected with an oil guide tray, a first oil conveying pipe and a second oil conveying pipe are fixedly connected to the oil guide tray, and an oil guide hole is formed in the oil guide tray; the lower surface of the oil storage barrel is fixedly connected with a large gear through a gear shaft, the gear shaft completely penetrates through the middle of the mounting frame, the lower surface of the mounting frame is fixedly connected with a small oil brush, and the mounting frame is fixedly connected with a cleaning block; the lower part of the oil storage barrel is provided with an oil supplementing nozzle, the lower part of the oil storage barrel is provided with an oil outlet, the inner wall of the upper part of the oil storage barrel is fixedly connected with a second telescopic rod, the outer wall of the oil storage barrel is fixedly connected with a clamping block, and the clamping block is matched with the fixed block; the lower end of the second telescopic rod is fixedly connected with a pressing plate, and the second telescopic rod is sleeved with an extrusion spring; the small oil brushes are fixedly connected with one end, far away from the oil guide tray, of the first oil conveying pipe.
Specifically, the limiting structure comprises a large limiting block, a small limiting block, an adjusting rod, a rotary table, a small spring, a connecting rod, a first eccentric disc, a second eccentric disc and a sliding block; the inner wall of the large limiting block is slidably connected with a small limiting block through a sliding block, small springs are arranged on the inner wall of the large limiting block corresponding to the small limiting block, an adjusting rod is rotatably connected to the middle position inside the large limiting block, and a first eccentric disc and a second eccentric disc are fixedly connected to the adjusting rod; the two sides of the small limiting block are connected with the first eccentric disc and the second eccentric disc through connecting rods, one end of each connecting rod is rotationally connected with the corresponding small limiting block, and one end of each connecting rod, which is far away from the small limiting block, is rotationally connected with the first eccentric disc or the second eccentric disc; one end of the adjusting rod sequentially penetrates through the large limiting block and the end beam body in the end beam structure to be fixedly connected with the turntable.
Specifically, the main beam structure comprises a main beam body, a pavement, a supporting block, a coupler and a half shaft; the side surface of the main girder body is fixedly connected with the walkway, one end of the walkway, which is close to the end girder structure, is fixedly connected with a supporting block, a coupler is rotationally connected to the supporting block, and one end of the coupler, which is close to the end girder structure, is fixedly connected with a half shaft; the two ends of the main beam body are provided with splicing grooves corresponding to the positions of the large limiting blocks, and the positions of the inner wall of the main beam body corresponding to the small limiting blocks are provided with limiting grooves.
Specifically, the end beam structure comprises an end beam body, a mounting groove, a driven wheel, a mounting block, a driving wheel, a connecting shaft, a support frame, a large oil brush, a large spring, a first telescopic rod and a connecting block; the support frame is in sliding connection with the inner wall of the end beam body, a first telescopic rod is rotationally connected to the support frame through a connecting block, the upper end of the first telescopic rod is rotationally connected with the inner wall of the end beam body, big springs are sleeved on the first telescopic rods, and the big springs and the first telescopic rods are symmetrically arranged relative to a vertical plane where a symmetry axis of the support frame is located; the lower part of the support frame is rotationally connected with a driven wheel or a driving wheel, and both sides of the support frame are in sliding connection with the lower part of the end beam body through mounting blocks; the driving wheel is fixedly connected with a connecting shaft, and the connecting shaft penetrates through the corresponding mounting block and is fixedly connected with the half shaft; the end beam body is provided with a mounting groove at a position corresponding to the main beam body, and the mounting groove is arc-shaped at a position corresponding to the upper part of the end beam body; the position of the lower surface of the support frame, which corresponds to the driven wheel or the driving wheel, is fixedly connected with a large oil brush, and the large oil brush is fixedly connected with one end, which corresponds to the second oil conveying pipe and is far away from the oil guiding tray.
Specifically, the support structure comprises a first support roller, a second support roller and a pinion; the first support roller and the second support roller are both rotationally connected with the inner wall of the end beam body, the first support roller and the second support roller are oppositely arranged, a pinion is fixedly connected to the first support roller, and the pinion is meshed with the bull gear.
The invention has the beneficial effects that:
(1) According to the bridge crane beam structure, when a crane lifts a heavy object, the acting force of the main beam structure on the end beam structure is increased, the supporting structure is used, so that the main beam structure and the end beam structure can downwards move for a distance when the crane lifts the heavy object, the supporting structure is in contact with a track, the stability of the end beam structure during movement is improved, the damage of the end beam structure to the track caused by overlarge track pressure is avoided, the lubricating structure is used, the driving wheel, the driven wheel and the first supporting roller and the second supporting roller in the supporting structure in the end beam structure can be lubricated when the crane lifts the heavy object, the end beam structure and the supporting structure are protected, and water on the track can be scraped by the lubricating structure when the crane is used at a port, so that the end beam structure is prevented from being separated from the running track.
(2) According to the bridge crane beam structure, the limiting structure is used, when the crane is assembled, the main beam structure is lifted and placed on the end beam structure by the crane, the limiting mechanism can be used for rapidly fixing the main beam structure, the time of working personnel at high altitude is shortened, the crane assembly efficiency is improved, meanwhile, the main beam structure of the crane is convenient to detach from the end beam structure, and the maintenance of the end beam structure is more convenient.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a bridge crane beam structure according to a preferred embodiment of the present invention;
FIG. 2 is a bottom view of the end beam structure of FIG. 1;
FIG. 3 is a cross-sectional view of the end beam structure of FIG. 2;
FIG. 4 is a rear view of FIG. 1;
FIG. 5 is a top view of the end beam structure of FIG. 1;
FIG. 6 is a schematic view of the internal structure of the end beam structure of FIG. 1;
FIG. 7 is an enlarged schematic view of the lubrication structure of FIG. 1;
FIG. 8 is a schematic view of the internal structure of the limiting structure in FIG. 2;
FIG. 9 is an enlarged schematic view illustrating an inner structure of the limiting structure in FIG. 2;
FIG. 10 is a schematic view illustrating an internal structure of the oil tank of FIG. 7;
FIG. 11 is an enlarged schematic view of the point A in FIG. 2;
FIG. 12 is an enlarged schematic view of the point B in FIG. 6;
fig. 13 is a bottom view of the girder construction 1 of fig. 1.
In the figure: 1. the main beam structure, 11, a main beam body, 12, a walkway, 13, a supporting block, 14, a coupling, 15, a half shaft, 2, an end beam structure, 21, an end beam body, 22, a mounting groove, 23, a driven wheel, 24, a mounting block, 25, a driving wheel, 26, a connecting shaft, 27, a supporting frame, 27a, a large oil brush, 28, a large spring, 29, a first telescopic rod, 29a, a connecting block, 3, a lubricating structure, 31, a mounting frame, 31a, a small oil brush, 32, a cleaning block, 33, an oil storage barrel, 33a, a second telescopic rod, 33b, a pressing spring, 33c and a pressing plate, 33d, a clamping block, 33e, an oil outlet, 34, a fixed block, 35, a large gear, 35a, a gear shaft, 36, an oil guide tray, 36a, an oil guide hole, 37, a first oil conveying pipe, 38, a second oil conveying pipe, 39, an oil supplementing nozzle, 4, a limiting structure, 41, a large limiting block, 42, a small limiting block, 43, an adjusting rod, 43a, a turntable, 44, a small spring, 45, a connecting rod, 46, a first eccentric disc, 47, a second eccentric disc, 48, a sliding block, 5, a supporting structure, 51, a first supporting roller, 52, a second supporting roller, 53 and a small gear.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 13, the bridge crane beam structure of the invention comprises a main beam structure 1, an end beam structure 2, a lubricating structure 3, a limiting structure 4 and a supporting structure 5; the main beam structure 1 is fixedly connected with the middle part of the end beam structure 2 through a limiting structure 4; both ends of the end beam structure 2 are provided with a lubricating structure 3 and a supporting structure 5; the lubricating structure 3 comprises a mounting frame 31, the mounting frame 31 is fixedly connected with the inner wall of the end beam body 21 in the end beam structure 2, and the inner wall of the end beam body 21 is rotatably connected with an oil storage barrel 33 through a fixed block 34; the both ends of end beam structure 2 distribution and girder structure 1 play the supporting role to girder structure 1 to drive girder structure 1 steady movement, girder structure 1 is the important component of hoist, provide long enough track for the removal of hoist dolly, lubricating structure 3 can lubricate end beam structure 2 and bearing structure 5 when the hoist is used, get rid of the moisture on the track of end beam structure 2 simultaneously, prevent to skid or derail the condition, when girder structure 1 and end beam structure 2 connect, usable limit structure 4 is fixed girder structure 1's both ends are quick on end beam structure 2, improve the efficiency of hoist equipment, reduce staff's overhead operation's time, can be quick cancel girder structure 1's fixed when end beam structure 2 overhauls, improve the maintenance efficiency of end beam structure 2, bearing structure 5's area between end beam structure 2 and the track can be improved when hoist lifts up the heavy object, make the running that end beam structure 2 is more stable, avoid end beam structure 2 to appear derail the condition, avoid the track atress to receive too big damage simultaneously, the lubrication structure 3 is carried out the guide plate 36 at the gear wheel 33 when the bearing structure is used to the gear wheel 33 is realized, the intermittent type is realized, the oil storage drum 33 is realized, the intermittent type is realized and is not being influenced by the rotation of the bearing structure 33, the oil storage drum 33 is realized, the intermittent type is 33 when the bearing structure is not is used to the bearing drum is 33.
Specifically, the lubricating structure 3 includes a mounting frame 31, a small oil brush 31a, a cleaning block 32, an oil storage barrel 33, a second telescopic rod 33a, an extrusion spring 33b, a pressing plate 33c, a clamping block 33d, an oil outlet 33e, a fixed block 34, a large gear 35, a gear shaft 35a, an oil guiding tray 36, an oil guiding hole 36a, a first oil conveying pipe 37, a second oil conveying pipe 38 and an oil supplementing nozzle 39; the oil storage barrel 33 is rotatably connected with an oil guide tray 36, a first oil conveying pipe 37 and a second oil conveying pipe 38 are fixedly connected to the oil guide tray 36, and an oil guide hole 36a is formed in the oil guide tray 36; the lower surface of the oil storage barrel 33 is fixedly connected with a large gear 35 through a gear shaft 35a, the gear shaft 35a completely penetrates through the middle of the mounting frame 31, the lower surface of the mounting frame 31 is fixedly connected with a small oil brush 31a, and the mounting frame 31 is fixedly connected with a cleaning block 32; the lower part of the oil storage barrel 33 is provided with an oil supplementing nozzle 39, the lower part of the oil storage barrel 33 is provided with an oil outlet hole 33e, the inner wall of the upper part of the oil storage barrel 33 is fixedly connected with a second telescopic rod 33a, the outer wall of the oil storage barrel 33 is fixedly connected with a clamping block 33d, and the clamping block 33d is matched with the fixed block 34; the lower end of the second telescopic rod 33a is fixedly connected with a pressing plate 33c, and the second telescopic rod 33a is sleeved with an extrusion spring 33b; the small oil brushes 31a are fixedly connected with one end of the first oil conveying pipe 37, which is far away from the oil guide tray 36; when a crane lifts a heavy object, the main beam structure 1 and the end beam structure 2 are caused to integrally move downwards, so that the supporting structure 5 is in contact with the track of the end beam structure 2, a first supporting roller 51 in the supporting structure 5 rotates due to friction force, a large gear 35 is driven to rotate through a small gear 53, the large gear 35 drives the oil storage barrel 33 to integrally rotate through a gear shaft 35a, a second telescopic rod 33a can limit the position of the extrusion spring 33b, the extrusion spring 33b is always in contact with the middle position of the upper surface of the pressing plate 33c, the pressing plate 33c can apply acting force to oil below the pressing plate 33c when the acting force of the extrusion spring 33b is received, when an oil outlet 33e on the oil storage barrel 33 rotates to the position of an oil guide hole 36a formed in the oil guide tray 36, the oil extruded by the pressing plate 33c flows to the corresponding first oil conveying pipe 37 or second oil conveying pipe 38 through the oil guide hole 36a, the lower part of the small oil brush 31a is always in contact with the first supporting roller 51 or the second supporting roller 52, when the first oil pipe 37 reaches the position of the small oil conveying pipe 31a, the small oil brush 31a is not in contact with the corresponding oil guide hole 33a, and the gap is formed between the first oil guide barrel and the oil guide tray is regularly arranged, and the oil storage barrel is not in a gap is formed, and the gap is formed between the oil storage barrel and the oil storage barrel is sealed by the oil guide plate and the oil guide plate is regularly when the oil is in the position of the oil guide plate and the oil guide plate is in the position and the oil guide groove 33.
Specifically, the limiting structure 4 includes a large limiting block 41, a small limiting block 42, an adjusting rod 43, a turntable 43a, a small spring 44, a connecting rod 45, a first eccentric disc 46, a second eccentric disc 47 and a sliding block 48; the inner wall of the large limiting block 41 is slidably connected with a small limiting block 42 through a sliding block 48, small springs 44 are arranged on the inner wall of the large limiting block 41 corresponding to the small limiting block 42, an adjusting rod 43 is rotatably connected to the middle position inside the large limiting block 41, and a first eccentric disc 46 and a second eccentric disc 47 are fixedly connected to the adjusting rod 43; both sides of the small limiting block 42 are connected with a first eccentric disc 46 and a second eccentric disc 47 through a connecting rod 45, one end of the connecting rod 45 is rotationally connected with the corresponding small limiting block 42, and one end of the connecting rod 45 far away from the small limiting block 42 is rotationally connected with the first eccentric disc 46 or the second eccentric disc 47; one end of the adjusting rod 43 sequentially penetrates through the large limiting block 41 and the end beam body 21 in the end beam structure 2 to be fixedly connected with the turntable 43 a; the big stopper 41 gets into the inside of girder body 11 completely when girder structure 1 is connected with end beam structure 2 to laminate with girder body 11 inner wall, inject girder body 11's position, ensure that girder body 11 can not break away from end beam body 21, little stopper 42 can push little stopper 42 outwards in big stopper 41 behind girder body 11 overlap joint to end beam body 21 on the effect of little spring 44 elasticity, and fit with the spacing groove offered on girder body 11, limit girder body 11 position on end beam body 21 again, prevent girder body 11 from breaking away from end beam body 21, the carousel 43a that sets up makes things convenient for the staff to rotate adjusting lever 43 in the outside of end beam body 21, adjust lever 43 drives through first eccentric disk 46 and second eccentric disk 47 during rotation, first eccentric disk 46 and second eccentric disk 47 can be through connecting rod 45 pulling little stopper 42 on big stopper 41 inboard slip, little stopper 42 can be extruded in the gliding while, little stopper 42's setting can be big stopper 42 on the outside of big stopper 41 after the staff releases carousel 43a, can not inject the outside of stopper body 41 slip track at the time of high-speed limit hoist 41, can not be limited by the high-speed during the staff to install the outside of stopper body 41.
Specifically, the main beam structure 1 comprises a main beam body 11, a pavement 12, a supporting block 13, a coupler 14 and a half shaft 15; the walking way 12 is fixedly connected with the side surface of the main beam body 11, one end, close to the end beam structure 2, of the walking way 12 is fixedly connected with a supporting block 13, a coupler 14 is rotatably connected to the supporting block 13, and one end, close to the end beam structure 2, of the coupler 14 is fixedly connected with a half shaft 15; the two ends of the main beam body 11 are provided with splicing grooves corresponding to the large limiting blocks 41, and the inner wall of the main beam body 11 is provided with limiting grooves corresponding to the small limiting blocks 42; the setting of pavement 12 makes things convenient for the staff to walk on girder body 11, can make things convenient for the driving motor's of end beam structure 2 installation simultaneously, supporting shoe 13 can restrict the mounted position of shaft coupling 14, ensure that shaft coupling 14 can rotate around unique axis, shaft coupling 14 is directly connected with the reduction gear when the hoist is installed, the input shaft of reduction gear and driving motor's output shaft fixed connection, and be provided with brake mechanism between reduction gear and driving motor, so that guarantee that the hoist can be timely when removing stop semi-axis 15 can be with the power transmission of shaft coupling 14 department to connecting axle 26 on, drive action wheel 25 through connecting axle 26 and take place to rotate, the setting of semi-axis 15 makes girder structure 1 and end beam structure 2 when taking place tiny the removal downwards, the power is to connecting axle 26 transmission not influenced, the notch has been seted up to the position department of corresponding regulation pole 43 on the girder body 11, can not influence girder body 11 and end beam structure 2 and be connected when girder body 11 and end beam structure 2 are connected.
Specifically, the end beam structure 2 includes an end beam body 21, a mounting groove 22, a driven wheel 23, a mounting block 24, a driving wheel 25, a connecting shaft 26, a supporting frame 27, a large oil brush 27a, a large spring 28, a first telescopic rod 29 and a connecting block 29a; the support frame 27 is slidably connected with the inner wall of the end beam body 21, a first telescopic rod 29 is rotatably connected to the support frame 27 through a connecting block 29a, the upper end of the first telescopic rod 29 is rotatably connected with the inner wall of the end beam body 21, large springs 28 are sleeved on the first telescopic rod 29, and the large springs 28 and the first telescopic rod 29 are symmetrically arranged on a vertical plane where a symmetry axis of the support frame 27 is located; the lower part of the support frame 27 is rotatably connected with a driven wheel 23 or a driving wheel 25, and both sides of the support frame 27 are slidably connected with the lower part of the end beam body 21 through mounting blocks 24; a connecting shaft 26 is fixedly connected to the driving wheel 25, and the connecting shaft 26 penetrates through the corresponding mounting block 24 and is fixedly connected with the half shaft 15; the end beam body 21 is provided with a mounting groove 22 at a position corresponding to the main beam body 11, and the mounting groove 22 is arc-shaped at a position corresponding to the upper part of the end beam body 21; the positions of the lower surface of the supporting frame 27 corresponding to the driven wheel 23 or the driven wheel 25 are fixedly connected with large oil brushes 27a, and the large oil brushes 27a are fixedly connected with one ends, away from the oil guide tray 36, of the corresponding second oil conveying pipes 38; the end beam body 21 is used for the support of girder body 11, and for lubricating structure 3, limit structure 4 and bearing structure 5's installation, the area of contact between girder body 11 and the end beam body 21 has been increased in the setting of mounting groove 22, so that girder body 11 firm fixed, the structure of follow driving wheel 23 and action wheel 25 is identical, can stably support end beam structure 2, and guarantee that end beam structure 2 keeps the horizontality, the setting of connecting axle 26 makes things convenient for power transmission to action wheel 25 through semi-axis 15, drive action wheel 25 rotates, thereby make end beam structure 2 remove, support frame 27 is arranged in the installation of follow driving wheel 23 and action wheel 25, simultaneously make follow driving wheel 23 and action wheel 25 and end beam body 21 come out independently, be convenient for set up first telescopic link 29, the setting of first telescopic link 29 is with support frame 27 and end beam body 21, the setting of big spring 28 of being convenient for simultaneously, the both ends of first telescopic link 29 are connected with end beam structure 2 and support frame 27 rotation respectively, during the hoist and, receive girder structure 1 to apply effort increase, end beam structure 2 can take place girder structure 1 to move downwards, extrusion big spring 28 takes place to put down, when the big spring 28 is put down and is carried out the heavy load structure 2 and is carried out the heavy load carrier brush body 25 and is in the arc-shaped structure 25 a, when the heavy load is used for carrying out and the main body is connected with the big brush body 25, the roller 25 is convenient for the big brush carrier brush is equipped with the main part is in the arc-shaped to take place, and the end brush carrier 23, can be convenient for the roller is equipped with the big brush roller 25, and the roller is equipped with the end brush 23, and can be convenient to take turns to take shape and the position to take place, and take turns to take shape and take turns to and can be more convenient to and can be used to take and convenient to and can be used and convenient to and can and convenient to move.
Specifically, the support structure 5 includes a first support roller 51, a second support roller 52, and a pinion 53; the first support roller 51 and the second support roller 52 are both rotatably connected with the inner wall of the end beam body 21, the first support roller 51 and the second support roller 52 are oppositely arranged, a pinion 53 is fixedly connected to the first support roller 51, and the pinion 53 is meshed with the large gear 35; the diameters of the first support roller 51 and the second support roller 52 are smaller than those of the driven wheel 23 and the driving wheel 25, when the crane does not hoist a heavy object, a gap exists between the first support roller 51 and the second support roller 52 and the sliding rail of the end beam structure 2, when the first support roller 51 rotates, the pinion 53 can be driven to rotate, the large gear 35 is driven to rotate by the pinion 53, the oil storage barrel 33 is driven to rotate, the position of the oil outlet hole 33e above the oil storage barrel 33 is changed when the oil outlet hole 33e rotates, when the oil outlet hole 33e is aligned with the oil guide hole 36a on the oil guide tray 36, oil in the oil storage barrel 33 is extruded into the corresponding first oil conveying pipe 37 or second oil conveying pipe 38 by the pressing plate 33c, and the diameter of the pinion 53 is smaller than that of the large gear 35.
When the crane is installed, firstly, the end beam structure 2 is lifted to the arranged end beam structure 2 track by a crane, after the end beam structure 2 is stably placed, the main beam structure 1 is lifted by the crane, the main beam structure 1 is slowly lifted to the position vertical to the end beam structure 2, two ends of the main beam structure 1 are respectively positioned above the installation grooves 22 arranged in the middle of the corresponding end beam structure 2, at the moment, a worker rotates the adjusting rod 43 through the turntable 43a, the adjusting rod 43 drives the first eccentric disc 46 and the second eccentric disc 47 to rotate, the first eccentric disc 46 and the second eccentric disc 47 drive the connecting rod 45 to act when rotating, so that the connecting rod 45 pulls the small limiting block 42 to slide inwards on the large limiting block 41, the small limiting block 42 extrudes the small spring 44 to deform when sliding in the large limiting block 41, after the end part of the main beam structure 1 is completely contacted with the end beam structure 2, the turntable 43a is loosened, the acting force of the connecting rod 45 on the small limiting block 42 disappears, the small spring 44 gradually restores the original length and pushes the small limiting block 42 to slide out on the large limiting block 41 until the small limiting block 42 and the inserting grooves formed in the main beam body 11 quickly limit the main beam structure 1, meanwhile, the small limiting block 42 drives the connecting rod 45 to pull the first eccentric disc 46 and the second eccentric disc 47 to rotate, the first eccentric disc 46 and the second eccentric disc 47 drive the adjusting rod 43 to rotate, so that the rotating disc 43a rotates to an original angle, when the crane lifts a heavy object, the acting force of the main beam structure 1 on the end beam structure 2 is increased, at the moment, the acting force of the end beam structure 2 on the large spring 28 is increased, the deformation amount of the large spring 28 is increased, and simultaneously the main beam structure 1 and the end beam structure 2 move downwards until the first supporting roller 51 and the second supporting roller 52 in the supporting structure 5 are contacted with the sliding rail, the half shaft 15 is inclined at this time, the end beam structure 2 is supported by the driven wheel 23, the driving wheel 25, the first supporting roller 51 and the second supporting roller 52, the sliding rail is reduced by the pressure of the driven wheel 23 and the driving wheel 25, the sliding rail is protected by a certain degree, the power supply of the driving motor is connected at this time, the driving motor rotates and transmits the power to the coupling 14 through the speed reducer, the coupling 14 transmits the power to the half shaft 15, the half shaft 15 transmits the power to the connecting shaft 26, finally the connecting shaft 26 drives the driving wheel 25 to roll, the end beam structure 2 is driven to move, the driven wheel 23, the first supporting roller 51 and the second supporting roller 52 are driven by the friction force to rotate at the same time when the driving wheel 25 rolls, the first supporting roller 51 drives the small gear 53 to rotate, the large gear 35 is driven by the small gear 53 to rotate, the large gear 35 drives the oil storage barrel 33 to rotate on the fixed block 34 through the gear shaft 35a, when the oil outlet 33e is aligned with the oil guide hole 36a formed in the oil guide tray 36, the oil is extruded by the pressure plate 33c formed in the oil storage barrel 33 and is extruded into the corresponding first oil delivery pipe 37 or second oil delivery pipe 38, the oil reaches the corresponding small oil brush 31a through the first oil delivery pipe 37, the small oil brush 31a brushes the oil onto the first support roller 51 or the second support roller 52 when the first support roller 51 or the second support roller 52 rotates, lubricates the first support roller 51 or the second support roller 52, and is conveyed to the large oil brush 27a after entering the second oil delivery pipe 38, the large oil brush 27a brushes the oil onto the driven wheel 23 or the driving wheel 25 when the driven wheel 23 or the driving wheel 25 rotates, the driven wheel 23 or the driving wheel 25 is lubricated, the cleaning block 32 in the lubricating structure 3 can be contacted with the sliding rail when the first supporting roller 51 and the second supporting roller 52 are contacted with the sliding rail, the sliding rail is cleaned when the end beam structure 2 moves, the phenomenon that the bridge crane arranged at the port is slipped due to the influence of moisture on the sliding rail when moving is avoided, and the end beam structure 2 is prevented from derailing.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a bridge crane girder construction which characterized in that: comprises a main beam structure (1), an end beam structure (2), a lubricating structure (3), a limiting structure (4) and a supporting structure (5); the main beam structure (1) is fixedly connected with the middle part of the end beam structure (2) through a limiting structure (4); both ends of the end beam structure (2) are provided with a lubricating structure (3) and a supporting structure (5); the lubricating structure (3) comprises a mounting frame (31), the mounting frame (31) is fixedly connected with the inner wall of the end beam body (21) in the end beam structure (2), and the inner wall of the end beam body (21) is rotationally connected with an oil storage barrel (33) through a fixing block (34).
2. A bridge crane beam structure according to claim 1, wherein: the lubricating structure (3) comprises a mounting frame (31), a small oil brush (31 a), a cleaning block (32), an oil storage barrel (33), a second telescopic rod (33 a), an extrusion spring (33 b), a pressing plate (33 c), a clamping block (33 d), an oil outlet (33 e), a fixed block (34), a large gear (35), a gear shaft (35 a), an oil guide tray (36), an oil guide hole (36 a), a first oil conveying pipe (37), a second oil conveying pipe (38) and an oil supplementing nozzle (39); the oil storage barrel (33) is rotationally connected with the oil guide tray (36), a first oil conveying pipe (37) and a second oil conveying pipe (38) are fixedly connected to the oil guide tray (36), and an oil guide hole (36 a) is formed in the oil guide tray (36); the lower surface of the oil storage barrel (33) is fixedly connected with a large gear (35) through a gear shaft (35 a), the gear shaft (35 a) completely penetrates through the middle of the mounting frame (31), the lower surface of the mounting frame (31) is fixedly connected with a small oil brush (31 a), and the mounting frame (31) is fixedly connected with a cleaning block (32); the lower part of the oil storage barrel (33) is provided with an oil supplementing nozzle (39), the lower part of the oil storage barrel (33) is provided with an oil outlet (33 e), the inner wall of the upper part of the oil storage barrel (33) is fixedly connected with a second telescopic rod (33 a), the outer wall of the oil storage barrel (33) is fixedly connected with a clamping block (33 d), and the clamping block (33 d) is matched with a fixed block (34); the lower end of the second telescopic rod (33 a) is fixedly connected with a pressing plate (33 c), and the second telescopic rod (33 a) is sleeved with an extrusion spring (33 b); the small oil brushes (31 a) are fixedly connected with one ends of the first oil conveying pipes (37) far away from the oil guide tray (36).
3. A bridge crane beam structure according to claim 2, wherein: the limiting structure (4) comprises a large limiting block (41), a small limiting block (42), an adjusting rod (43), a rotary table (43 a), a small spring (44), a connecting rod (45), a first eccentric disc (46), a second eccentric disc (47) and a sliding block (48); the inner wall of the large limiting block (41) is slidably connected with a small limiting block (42) through a sliding block (48), small springs (44) are arranged on the inner wall of the large limiting block (41) corresponding to the small limiting block (42), an adjusting rod (43) is rotatably connected to the middle position inside the large limiting block (41), and a first eccentric disc (46) and a second eccentric disc (47) are fixedly connected to the adjusting rod (43); both sides of the small limiting block (42) are connected with a first eccentric disc (46) and a second eccentric disc (47) through connecting rods (45), one end of each connecting rod (45) is rotationally connected with the corresponding small limiting block (42), and one end of each connecting rod (45) far away from the small limiting block (42) is rotationally connected with the first eccentric disc (46) or the second eccentric disc (47); one end of the adjusting rod (43) sequentially penetrates through the large limiting block (41) and the end beam body (21) in the end beam structure (2) to be fixedly connected with the turntable (43 a).
4. A bridge crane beam structure according to claim 3, wherein: the main beam structure (1) comprises a main beam body (11), a pavement (12), a supporting block (13), a coupler (14) and a half shaft (15); the walking way (12) is fixedly connected with the side face of the main beam body (11), one end, close to the end beam structure (2), of the walking way (12) is fixedly connected with a supporting block (13), a coupler (14) is rotationally connected to the supporting block (13), and one end, close to the end beam structure (2), of the coupler (14) is fixedly connected with a half shaft (15); the two ends of the main beam body (11) are provided with splicing grooves corresponding to the large limiting blocks (41), and the positions of the inner walls of the main beam body (11) corresponding to the small limiting blocks (42) are provided with limiting grooves.
5. A bridge crane beam structure according to claim 1, wherein: the end beam structure (2) comprises an end beam body (21), a mounting groove (22), a driven wheel (23), a mounting block (24), a driving wheel (25), a connecting shaft (26), a supporting frame (27), a large oil brush (27 a), a large spring (28), a first telescopic rod (29) and a connecting block (29 a); the support frame (27) is in sliding connection with the inner wall of the end beam body (21), a first telescopic rod (29) is rotationally connected to the support frame (27) through a connecting block (29 a), the upper end of the first telescopic rod (29) is rotationally connected with the inner wall of the end beam body (21), big springs (28) are sleeved on the first telescopic rod (29), and the big springs (28) and the first telescopic rod (29) are symmetrically arranged on a vertical plane where a symmetry axis of the support frame (27) is located; the lower part of the support frame (27) is rotatably connected with a driven wheel (23) or a driving wheel (25), and both sides of the support frame (27) are slidably connected with the lower part of the end beam body (21) through mounting blocks (24); a connecting shaft (26) is fixedly connected to the driving wheel (25), and the connecting shaft (26) penetrates through the corresponding mounting block (24) and is fixedly connected with the half shaft (15); the end beam body (21) is provided with a mounting groove (22) at a position corresponding to the main beam body (11), and the mounting groove (22) is arc-shaped at a position corresponding to the upper part of the end beam body (21); the position of the lower surface of the supporting frame (27) corresponding to the driven wheel (23) or the driving wheel (25) is fixedly connected with a large oil brush (27 a), and the large oil brush (27 a) is fixedly connected with one end, away from the oil guiding tray (36), of the corresponding second oil conveying pipe (38).
6. A bridge crane beam structure according to claim 1, wherein: the support structure (5) comprises a first support roller (51), a second support roller (52) and a pinion (53); the first support roller (51) and the second support roller (52) are both rotatably connected with the inner wall of the end beam body (21), the first support roller (51) and the second support roller (52) are oppositely arranged, a pinion (53) is fixedly connected to the first support roller (51), and the pinion (53) is meshed with the large gear (35).
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| CN202210319767.5A CN116768068A (en) | 2022-03-24 | 2022-03-24 | Bridge crane beam structure |
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| CN202210319767.5A CN116768068A (en) | 2022-03-24 | 2022-03-24 | Bridge crane beam structure |
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| CN117163102A (en) * | 2023-11-03 | 2023-12-05 | 江苏今创车辆有限公司 | Track detection device with crack automatic positioning function |
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