CN221080859U - Cable bridge mechanism of bridge crane - Google Patents

Abstract

The utility model discloses a cable bridge mechanism of a bridge crane, and relates to the technical field of cranes. The utility model comprises an upper cover plate, wherein a lower supporting plate is fixedly connected below the upper cover plate, through grooves are formed in the surfaces of the upper cover plate and the lower supporting plate, a branch assembly is arranged in the through groove on the surface of the upper cover plate, and an auxiliary assembly is arranged in the through groove on the surface of the lower supporting plate; the branch frame in the branch assembly is movably connected in the through groove on the surface of the upper cover plate along the transverse direction through a slide rod. According to the utility model, the sleeve rod and the inner rod in the branch assembly drive the branch frame to transversely move in the through groove, so that the position of the branch frame is adjusted, the problem that the existing cable branch position is inconvenient to adjust is solved, the lifting plate and the mounting arm in the auxiliary assembly drive the roller to move, so that the roller is positioned above the lower supporting plate, and the cable is assisted to penetrate between the upper cover plate and the lower supporting plate through the roller, and the problem that the cable is inconvenient to penetrate through the bridge is solved.

Description

Cable bridge mechanism of bridge crane

Technical Field

The utility model belongs to the technical field of cranes, and particularly relates to a cable bridge mechanism of a bridge crane.

Background

The crane is a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, is generally called a crown block, an aerial crane, a crane and the like, and is mainly divided into a tire crane and a bridge crane, wherein the bridge crane is hoisting equipment for hoisting materials transversely above workshops, warehouses and material yards, is the hoisting machine with the largest application range and the largest number, and in the using process of the bridge crane, the bridge crane is provided with more cables, and in order to avoid the influence of the existence of the cables on the work of the hoisting trolley, cable bridge mechanisms are generally arranged at the places of a main beam, a trolley frame and the like, and the cables are uniformly arranged through the cable bridge mechanisms, so that the influence of the scattered cables on the work of the crane is avoided;

The prior publication number CN214176752U discloses a cable tee bracket at the bottom of a crane trolley frame, which comprises a first bracket and a plurality of second brackets, wherein the upper part and the lower part of the first bracket are in butt joint with each other through a first connecting frame and a second connecting frame; the first bracket comprises a straight-through bracket and a branch bracket, the branch bracket is vertically arranged above the straight-through bracket, and the branch bracket is communicated with the middle part of the straight-through bracket to form a three-way bracket; the straight-through bracket and the branch bracket are in butt joint through the inclined bracket; a plurality of fixing holes are respectively arranged on the auxiliary fixing frame and the fixing reinforcing frame;

however, the following drawbacks still exist in practical use:

1. The cable tee bracket comprises a straight bracket and a branch bracket, wherein the branch bracket is vertically fixed above the straight bracket, and the position relationship between the branch bracket and the straight bracket is fixed, so that the position relationship between the branch bracket and the straight bracket is inconvenient to adjust according to the actual cable installation condition;

2. Above-mentioned cable tee bend bracket, its tee bend bracket constitutes jointly through first bracket and second bracket, and through first link and the butt joint of second link between the upper and lower side of first bracket and second bracket, it lacks the structure that auxiliary cable runs through the tee bend bracket, leads to being inconvenient for to install fixedly to the cable.

Disclosure of utility model

The utility model aims to provide a cable bridge mechanism of a bridge crane, which is characterized in that a sleeve rod and an inner rod in a branching assembly drive a branching frame to transversely move in a through groove, so that the position of the branching frame is adjusted, the problem that the existing branching position of a cable is inconvenient to adjust is solved, a lifting plate and a mounting arm in an auxiliary assembly drive a roller to move, and the roller is positioned above a lower supporting plate, so that the cable is assisted to penetrate between an upper cover plate and the lower supporting plate through the roller, and the problem that the cable is inconvenient to penetrate through a bridge is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

The utility model relates to a cable bridge mechanism of a bridge crane, which comprises an upper cover plate, wherein a lower supporting plate is fixedly connected below the upper cover plate, through grooves are formed in the surfaces of the upper cover plate and the lower supporting plate, a branch assembly is arranged in the through groove on the surface of the upper cover plate, and an auxiliary assembly is arranged in the through groove on the surface of the lower supporting plate;

The branch frame in the branch assembly is movably connected in the through groove on the surface of the upper cover plate in the transverse direction through a slide rod, one side of the upper surface of the upper cover plate is connected with a sleeve rod in the transverse direction through a bearing seat in a rotating manner, an inner rod is sleeved on the inner thread of the sleeve rod, one end of the inner rod is fixedly connected to the outer wall of one side of the branch frame, and a limit nut is sleeved on the other end of the inner rod in a threaded discussion manner;

Lifting plates in the auxiliary assembly are respectively connected to two sides of the lower portion of the lower supporting plate along the vertical direction through mounting frames, rotating shafts are respectively arranged at the center positions of the outer walls of the lifting plates in a penetrating mode, one end of each rotating shaft is fixedly connected with a mounting arm, a turntable is welded at the other end of each rotating shaft, positioning bolts are arranged on the outer walls of the turntable in a penetrating mode, one ends of the positioning bolts are in threaded connection with the inside of positioning holes in the lifting plates, bottom portions of the mounting arms are fixedly connected with bottom plates, the lower surfaces of the bottom plates are connected with multiple groups of rollers in a rotating mode along the transverse direction through fixing seats, clamping plates are fixedly connected to the tops of the mounting arms, and the clamping plates are located inside through grooves in the surfaces of the lower supporting plates.

Further, the sliding rod is fixedly connected with the front end and the rear end of the upper surface of the upper cover plate respectively in the transverse direction through the mounting seat, the outer wall of the sliding rod is provided with a first sliding block in a sleeved mode in an axial sliding mode, and one side of the first sliding block is welded to the front end face and the rear end face of the branch frame respectively.

Further, fixed splint of inside one side fixedly connected with of branch frame, the inside opposite side swing joint of branch frame has moved splint, and the first joint groove of multiunit has been seted up to equidistant on the opposite side of fixed splint and moving splint, runs through on the opposite side outer wall of branch frame has the installation pole, and the inside thread bush of installation pole is equipped with the threaded rod, and the one end rotation of threaded rod is connected on moving splint's the face central point of dorsad, the other end fixedly connected with knob of threaded rod.

Further, limit rods are welded on the periphery of the back surface of the movable clamping plate, and one end, far away from the movable clamping plate, of each limit rod penetrates through the outer wall of the other side of the branch frame and is provided with limit nuts in a threaded sleeve mode.

Further, the upper surface of upper cover plate all welds the dead lever all around, and the top of dead lever all welds the fixed plate.

Further, the top of installing frame is fixed connection around the lower surface of bottom plate respectively, and the bottom of installing frame is through motor frame fixedly connected with motor, and the output shaft of motor runs through the bottom of installing frame and fixedly connected with lead screw, and the top of lead screw rotates the inboard top of connecting at the installing frame, and the screw thread cover is equipped with the second slider on the outer wall of lead screw, and the outer wall of one side of second slider welds the front and back end at the lifter plate back of the body face respectively.

Further, the top fixedly connected with clamp plate of joint board, the upper surface of joint board and the lower surface of clamp plate all have multiunit joint piece along horizontal equidistant welding, have offered multiunit second joint groove along vertical equidistant on the face in opposite directions of joint piece.

Further, connecting rods are welded around the upper surface of the clamping plate, and the top ends of the connecting rods penetrate through the pressing plates and are sleeved with fastening nuts through threads.

The utility model has the following beneficial effects:

1. According to the utility model, the cable is clamped in the branch frame through the fixed clamping plate and the movable clamping plate by arranging the branch assembly, the cable between the upper cover plate and the lower supporting plate is branched through the branch frame, and meanwhile, the inner rod drives the branch frame to transversely slide in the through groove on the surface of the upper cover plate under the action of the threaded connection between the sleeve rod and the inner rod, so that the branch position of the cable is adjusted, and the crane cable is conveniently branched and installed.

2. According to the utility model, the auxiliary assembly is arranged, the roller is driven to lift through the lifting plate, and the bottom and the roller are driven to rotate through the mounting arm, so that the roller penetrates through the through groove on the surface of the lower supporting plate, and the cable is assisted to move between the upper cover plate and the lower supporting plate through the roller, so that the cable can conveniently penetrate through the bridge frame, and the cable can be conveniently mounted and fixed.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings used for describing the embodiments will be briefly described below.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the installation between the lower tray and the upper cover plate of the present utility model;

FIG. 3 is a schematic view of a branching assembly according to the present utility model;

FIG. 4 is a structural exploded view of the branching frame of the present utility model;

FIG. 5 is a structural exploded view of the auxiliary assembly of the present utility model;

FIG. 6 is a schematic view of the installation between the lifter plate and the mounting frame of the present utility model;

FIG. 7 is a schematic view of the structure of the mounting arm of the present utility model;

fig. 8 is a structural exploded view of the card plate of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. An upper cover plate; 11. a through groove; 12. a fixed rod; 13. a fixing plate; 2. a lower support plate; 3. a branching component; 31. a branching frame; 311. a first slider; 32. a slide bar; 321. a mounting base; 33. a loop bar; 331. a bearing seat; 34. an inner rod; 341. a limit nut; 35. a fixed clamping plate; 351. a first clamping groove; 36. a movable clamping plate; 361. a mounting rod; 362. a threaded rod; 363. a knob; 364. a limit rod; 4. an auxiliary component; 41. a lifting plate; 411. a second slider; 412. positioning holes; 42. a mounting frame; 421. a motor frame; 422. a motor; 423. a screw rod; 43. a mounting arm; 431. a rotating shaft; 432. a turntable; 433. positioning bolts; 44. a bottom plate; 441. a fixing seat; 45. a roller; 46. a clamping plate; 461. a pressing plate; 462. a clamping block; 463. a second clamping groove; 464. a connecting rod; 465. and fastening the screw cap.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1, 2, 3 and 4, the utility model discloses a cable bridge frame mechanism of a bridge crane, which comprises an upper cover plate 1, wherein fixing rods 12 are welded around the upper surface of the upper cover plate 1, fixing plates 13 are welded at the top ends of the fixing rods 12, a lower supporting plate 2 is fixedly connected below the upper cover plate 1, through grooves 11 are formed in the surfaces of the upper cover plate 1 and the lower supporting plate 2, and branch assemblies 3 are arranged inside the through grooves 11 in the surface of the upper cover plate 1;

The branch frame 31 in the branch assembly 3 is movably connected in the through groove 11 on the surface of the upper cover plate 1 in the transverse direction through a slide bar 32, the slide bar 32 is respectively and fixedly connected at the front end and the rear end of the upper surface of the upper cover plate 1 in the transverse direction through a mounting seat 321, the outer wall of the slide bar 32 is respectively and axially sleeved with a first slide block 311, and one side of the first slide block 311 is respectively welded on the front end surface and the rear end surface of the branch frame 31;

One side of the upper surface of the upper cover plate 1 is transversely and rotatably connected with a sleeve rod 33 through a bearing seat 331, an inner rod 34 is sleeved on the inner thread of the sleeve rod 33, one end of the inner rod 34 is fixedly connected to the outer wall of one side of the branch frame 31, and a limit nut 341 is sleeved on the thread discussion of the other end of the inner rod 34;

The fixed clamping plate 35 is fixedly connected to one side of the inside of the branch frame 31, the movable clamping plate 36 is movably connected to the other side of the inside of the branch frame 31, a plurality of groups of first clamping grooves 351 are formed in the opposite surfaces of the fixed clamping plate 35 and the movable clamping plate 36 at equal intervals, a mounting rod 361 penetrates through the outer wall of the other side of the branch frame 31, a threaded rod 362 is sleeved on the inner thread of the mounting rod 361, one end of the threaded rod 362 is rotatably connected to the center position of the back surface of the movable clamping plate 36, the other end of the threaded rod 362 is fixedly connected with a knob 363, limit rods 364 are welded to the periphery of the back surface of the movable clamping plate 36, and one end of the limit rod 364, far away from the movable clamping plate 36, penetrates through the outer wall of the other side of the branch frame 31 and is provided with limit nuts 341 in a threaded sleeve;

Based on the arrangement, when in use, the upper cover plate 1 and the lower supporting plate 2 are firstly arranged at the bottom of the trolley frame of the bridge crane in a bolt fixing mode through the fixing rods 12 and the fixing plates 13, and crane cables are arranged on the lower supporting plate 2;

Then, the sleeve rod 33 is rotated, the inner rod 34 moves relative to the sleeve rod 33 under the action of the threaded connection between the sleeve rod 33 and the inner rod 34, so that the external force is applied to the branch frame 31 through the inner rod 34, the branch frame 31 transversely moves in the through groove 11 on the surface of the upper cover plate 1, and the sleeve rod 33 stops rotating when the branch frame 31 moves to a specified position;

Finally, a part of cables on the lower supporting plate 2 are branched, one end of the branched cables penetrates through the branching frame 31, meanwhile, the knob 363 is rotated, the knob 363 drives the threaded rod 362 to synchronously rotate, and under the action of threaded connection between the threaded rod 362 and the installation rod 361, the threaded rod 362 drives the movable clamping plate 36 to slide in the branching frame 31, so that the branched cables are clamped and fixed through the fixed clamping plate 35 and the movable clamping plate 36, and installation and branching of crane cables are realized.

Referring to fig. 1, fig. 2, fig. 5, fig. 6, fig. 7 and fig. 8, an auxiliary assembly 4 is arranged in a through groove 11 on the surface of a lower supporting plate 2, lifting plates 41 in the auxiliary assembly 4 are respectively and vertically movably connected to two sides below the lower supporting plate 2 through mounting frames 42, the tops of the mounting frames 42 are respectively and fixedly connected to the periphery of the lower surface of the lower supporting plate 2, motors 422 are fixedly connected to the bottoms of the mounting frames 42 through motor frames 421, output shafts of the motors 422 penetrate through the bottoms of the mounting frames 42 and are fixedly connected with screw rods 423, the top ends of the screw rods 423 are rotatably connected to the inner tops of the mounting frames 42, second sliding blocks 411 are sleeved on the outer walls of the screw rods 423 in a threaded manner, and the outer walls of one sides of the second sliding blocks 411 are respectively welded to the front ends and the rear ends of the back surfaces of the lifting plates 41;

The center of the outer wall of the lifting plate 41 is provided with a rotating shaft 431 in a rotating and penetrating manner, one end of the rotating shaft 431 is fixedly connected with a mounting arm 43, the other end of the rotating shaft 431 is welded with a rotary table 432, the outer wall of the rotary table 432 is provided with a positioning bolt 433 in a threaded manner, one end of the positioning bolt 433 is connected with the inside of a positioning hole 412 positioned on the lifting plate 41 in a threaded manner, the bottom of the mounting arm 43 is fixedly connected with a bottom plate 44, and the lower surface of the bottom plate 44 is connected with a plurality of groups of rollers 45 in a rotating manner along the transverse direction through a fixed seat 441;

The top of the mounting arm 43 is fixedly connected with a clamping plate 46, the clamping plate 46 is positioned in a through groove 11 on the surface of the lower supporting plate 2, a pressing plate 461 is fixedly connected above the clamping plate 46, a plurality of groups of clamping blocks 462 are welded on the upper surface of the clamping plate 46 and the lower surface of the pressing plate 461 at equal intervals in the transverse direction, a plurality of groups of second clamping grooves 463 are formed on the opposite surfaces of the clamping blocks 462 at equal intervals in the longitudinal direction, connecting rods 464 are welded on the periphery of the upper surface of the clamping plate 46, and the top ends of the connecting rods 464 penetrate through the pressing plate 461 and are sleeved with fastening nuts 465 through threads;

based on the above arrangement, when in use, the motor 422 is started firstly, the output shaft of the motor 422 drives the screw rod 423 to synchronously rotate, and under the action of the threaded connection between the screw rod 423 and the second sliding block 411, the second sliding block 411 drives the lifting plate 41 to move downwards, so that the clamping plate 46 moves to the lower part of the lower supporting plate 2;

Then, the positioning bolt 433 is screwed, so that one end of the positioning bolt 433 moves out of the positioning hole 412, and the mounting arm 43 is driven to rotate through the turntable 432, so that the mounting arm 43 drives the bottom plate 44 and the roller 45 to move, the roller 45 is located above, and meanwhile, the motor 422 is started again, so that the roller 45 moves above the through groove 11 on the surface of the lower supporting plate 2, and the cable is assisted to move between the upper cover plate 1 and the lower supporting plate 2 through the roller 45. So that the cable penetrates between the upper cover plate 1 and the lower supporting plate 2;

Finally, the above operation is repeated so that the clamping plate 46 moves again into the through groove 11 on the surface of the lower blade 2, and the bottom of the cable is respectively clamped in the second clamping groove 463 on the clamping plate 46, and simultaneously the pressing plate 461 is fixed on the clamping plate 46 through the connecting rod 464 and the fastening nut 465, thereby realizing the fixation of the cable between the upper cover plate 1 and the lower blade 2.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims (8)

1. The utility model provides a bridge crane cable crane span structure mechanism, includes upper cover plate (1), the below fixedly connected with bottom plate (2) of upper cover plate (1), and logical groove (11), its characterized in that have all been seted up on the surface of upper cover plate (1) and bottom plate (2): a branch assembly (3) is arranged in the through groove (11) on the surface of the upper cover plate (1), a branch frame (31) in the branch assembly (3) is transversely movably connected in the through groove (11) on the surface of the upper cover plate (1) through a slide rod (32), a sleeve rod (33) is transversely connected on one side of the upper surface of the upper cover plate (1) through a bearing seat (331) in a rotating manner, an inner rod (34) is sleeved on the inner thread of the sleeve rod (33), one end of the inner rod (34) is fixedly connected to the outer wall of one side of the branch frame (31), and a limit nut (341) is sleeved on the other end of the inner rod (34) through a thread discussion sleeve;

be provided with auxiliary assembly (4) in logical groove (11) on bottom plate (2) surface, and lifter plate (41) in auxiliary assembly (4) are respectively along vertical swing joint in the below both sides of bottom plate (2) through installing frame (42), and all rotate on the outer wall central point of lifter plate (41) and run through have pivot (431), one end fixedly connected with installation arm (43) of pivot (431), and the other end welding of pivot (431) has carousel (432), the screw thread runs through on the outer wall of carousel (432) has locating bolt (433), and the one end threaded connection of locating bolt (433) is inside locating hole (412) that are located lifter plate (41), the bottom fixedly connected with bottom plate (44) of installation arm (43), and the bottom plate (44) lower surface is followed transversely is rotated through fixing base (441) and is connected with multiunit roller (45), the top fixedly connected with joint board (46) of installation arm (43), and joint board (46) are located the logical inslot (11) on bottom plate (2) surface.

2. The bridge crane cable bridge mechanism according to claim 1, wherein the sliding rods (32) are fixedly connected with the front end and the rear end of the upper surface of the upper cover plate (1) respectively along the transverse direction through the mounting seats (321), first sliding blocks (311) are sleeved on the outer walls of the sliding rods (32) along the axial direction in a sliding manner, and one sides of the first sliding blocks (311) are welded on the front end face and the rear end face of the branch frame (31) respectively.

3. The bridge crane cable bridge mechanism according to claim 2, wherein a fixed clamping plate (35) is fixedly connected to one side of the inside of the branch frame (31), a movable clamping plate (36) is movably connected to the other side of the inside of the branch frame (31), a plurality of groups of first clamping grooves (351) are formed in the opposite surfaces of the fixed clamping plate (35) and the movable clamping plate (36) at equal intervals, a mounting rod (361) penetrates through the outer wall of the other side of the branch frame (31), a threaded rod (362) is sleeved on the inner thread of the mounting rod (361), one end of the threaded rod (362) is rotatably connected to the center position of the opposite surface of the movable clamping plate (36), and a knob (363) is fixedly connected to the other end of the threaded rod (362).

4. A bridge crane cable bridge structure according to claim 3, wherein the periphery of the back surface of the movable clamping plate (36) is welded with a limit rod (364), and one end of the limit rod (364) away from the movable clamping plate (36) penetrates through the outer wall of the other side of the branch frame (31) and is sleeved with a limit nut (341) through threads.

5. The bridge crane cable bridge mechanism according to claim 2, wherein fixing rods (12) are welded around the upper surface of the upper cover plate (1), and fixing plates (13) are welded at the top ends of the fixing rods (12).

6. The bridge crane cable bridge mechanism according to claim 1, wherein the top of the mounting frame (42) is fixedly connected around the lower surface of the lower supporting plate (2) respectively, the bottom of the mounting frame (42) is fixedly connected with a motor (422) through a motor frame (421), an output shaft of the motor (422) penetrates through the bottom of the mounting frame (42) and is fixedly connected with a screw rod (423), the top end of the screw rod (423) is rotatably connected to the top inside the mounting frame (42), a second sliding block (411) is sleeved on the outer wall of the screw rod (423) in a threaded manner, and one side outer wall of the second sliding block (411) is welded to the front end and the rear end of the back surface of the lifting plate (41) respectively.

7. The bridge crane cable bridge mechanism according to claim 1, wherein a pressing plate (461) is fixedly connected above the clamping plate (46), a plurality of groups of clamping blocks (462) are welded on the upper surface of the clamping plate (46) and the lower surface of the pressing plate (461) at equal intervals in the transverse direction, and a plurality of groups of second clamping grooves (463) are formed on the opposite surfaces of the clamping blocks (462) at equal intervals in the longitudinal direction.

8. The bridge crane cable bridge mechanism according to claim 7, wherein the connecting rods (464) are welded around the upper surface of the clamping plate (46), and the top ends of the connecting rods (464) penetrate through the pressing plate (461) and are sleeved with fastening nuts (465) in a threaded manner.