CN215402634U

CN215402634U - Portal crane crossbeam convenient to maintenance installation

Info

Publication number: CN215402634U
Application number: CN202120329625.8U
Authority: CN
Inventors: 丁学龙
Original assignee: Inner Mongolia Xinshangde Electromechanical Co ltd
Current assignee: Inner Mongolia Xinshangde Electromechanical Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2022-01-04
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a portal crane crossbeam convenient for maintenance and installation, which comprises a main beam, a clamping structure convenient for cable arrangement, a limiting structure convenient for maintenance and installation and a cleaning structure for preventing tracks from being messy, wherein side plates are arranged at one ends of the main beam, eight handrails are arranged at the ends of the side plates far away from the main beam, slide rods are connected between the top ends of one sides of the handrails, fixed blocks are sleeved at the middle positions of the outer walls of the slide rods, the clamping structure is arranged at the ends of the fixed blocks far away from the main beam, and the tracks are arranged at the ends of the main beam far away from the handrails. According to the utility model, the auxiliary spring is deformed by pulling the pull rod, so that the first sliding block slides in the fixed plate to drive the movable clamping plate and the fixed clamping plate to separate, and then the cable is placed between the movable clamping plate and the fixed clamping plate, and the cable can be automatically fastened by loosening the pull rod under the counter-acting force of the auxiliary spring, so that the structure is favorable for improving the safety of the device.

Description

Portal crane crossbeam convenient to maintenance installation

Technical Field

The utility model relates to the technical field of cranes, in particular to a portal crane beam convenient to maintain and install.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane consists of a plurality of parts, wherein a cross beam is the most important part, and the cross beam needs to bear a crane for the space for moving the crane, but the existing crane cross beam has a plurality of defects.

The first and the traditional crane cross beams do not have a track cleaning function, and the crane is easy to move and clamp due to the pollution of the track after long-time use, so that the crane cannot work normally;

secondly, the traditional crane beam is inconvenient to limit cables on the crane, so that the cables are messy;

third, traditional hoist crossbeam, the installation of being not convenient for leads to the later maintenance comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portal crane beam convenient to maintain and install, and aims to solve the problems of no track cleaning function, cable disorder and inconvenience in installation in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a portal crane beam convenient for maintenance and installation comprises a main beam, a clamping structure convenient for cable arrangement, a limiting structure convenient for maintenance and installation and a cleaning structure for preventing tracks from being dirty;

the clamping device comprises a main beam, eight handrails, a sliding rod, fixing blocks and a clamping structure, wherein the side plates are arranged at one ends of the main beam, the eight handrails are arranged at the ends, away from the main beam, of the side plates, the sliding rods are connected between the top ends of one sides of the handrails, the fixing blocks are sleeved at the middle positions of the outer walls of the sliding rods, and the clamping structure is arranged at the ends, away from the main beam, of the fixing blocks;

the guardrail comprises a handrail, a connecting plate, limiting structures and a guardrail body, wherein the handrail is arranged at one end of each main beam, which is far away from the handrail, the rails are arranged at the ends of the main beams, mounting grooves are formed in the main beams at two sides of the rails, the connecting plate is arranged between the ends of the mounting grooves, the top end and the bottom end of the connecting plate respectively extend into the mounting grooves, and the limiting structures are arranged above and below one side of the connecting plate, which is far away from the rails;

the utility model discloses a lead screw, including curb plate, servo motor output and lead screw, curb plate one end, curb plate, mounting panel, and the gag lever post is installed to the both sides of curb plate one end all is provided with the mounting panel, and installs the gag lever post between mounting panel one side of girder one end bottom, install the lead screw through the pivot between mounting panel one side on girder one end top, servo motor is installed to girder one end of lead screw below, and the outer wall of servo motor output and lead screw all overlaps and is equipped with the belt pulley, be connected with the belt between the belt pulley, and clean structure sets up between lead screw and gag lever post.

Preferably, the cleaning structure comprises a thread block, the outer wall of the screw rod on one side of the belt pulley is connected with the thread block in a sliding mode, the outer wall of the limiting rod is provided with a sleeve in a sleeved mode, and an air injection pipe is connected between the thread block at one end of the main beam and the sleeve.

Preferably, the thread block is connected with the screw rod through threads, and the sleeve is connected with the limiting rod in a sliding mode.

Preferably, the clamping structure includes fixed plate, pull rod, auxiliary spring, first slider, solid fixed splint and activity splint, the fixed plate all sets up in the one end that the girder was kept away from to the fixed block, and the one end of fixed plate all installs solid fixed splint, the one end swing joint that solid fixed splint were kept away from to the fixed plate has activity splint, and the inside of fixed plate all is provided with first slider, the one end that the girder was kept away from to first slider all is provided with the pull rod, and the one end of pull rod all extends to the one end that the girder was kept away from to the fixed plate, the pull rod outer wall between first slider and the fixed plate all overlaps and is equipped with auxiliary spring.

Preferably, the top of fixed plate is connected with movable clamp plate through first slider, and movable clamp plate constitutes sliding construction through first slider and fixed plate.

Preferably, the limit structure includes limiting plate, driving lever, installation spring, cavity and second slider, the cavity is all seted up inside the girder of mounting groove top and below, and the inside one end of keeping away from even board of cavity all is connected with the installation spring, the one end of installation spring all is connected with the second slider, and the one end that the installation spring was kept away from to the second slider all is connected with the limiting plate, one side of second slider all is connected with the driving lever.

Preferably, one end of the limiting plate, which is far away from the second sliding block, extends into the mounting groove on one side of the connecting plate, and one side of the shifting lever extends to one side of the main beam.

Compared with the prior art, the utility model has the beneficial effects that:

(1) through the arrangement of the deflector rod, the second sliding block and the cavity, the deflector rod is firstly pulled, so that the second sliding block slides in the cavity to extrude the mounting spring to deform, and meanwhile, the limiting plate is driven to move until the second sliding block moves to a limit position, a worker can insert the connecting plate into the mounting groove, the connecting plate is limited under the reaction force of the mounting spring after the deflector rod is loosened, the connecting plate is fixed through the fastening bolt, otherwise, the device is convenient to disassemble, and the structure is convenient for maintenance of the device;

(2) through the arrangement of the pull rod, the auxiliary spring and the first slide block, a worker pulls the pull rod, the auxiliary spring deforms, so that the first slide block slides in the fixed plate to drive the movable clamp plate and the fixed clamp plate to separate, and then the cable is placed between the movable clamp plate and the fixed clamp plate;

(3) through being provided with servo motor, lead screw, belt and belt pulley, open servo motor work, under the cooperation of belt and belt pulley, can make the lead screw rotate. Simultaneously under the cooperation of screw thread piece screw thread, can make the jet-propelled pipe remove, the sleeve slides on the gag lever post, can prevent that the jet-propelled pipe from taking place the skew for the jet-propelled pipe carries out cleaning function to the track, and this structure has realized installing orbital cleaning function.

Drawings

FIG. 1 is a schematic top cross-sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a front cross-sectional structural view of the clamping structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a screw rod; 2. a gas ejector tube; 3. a thread block; 4. a belt pulley; 5. a belt; 6. a servo motor; 7. mounting grooves; 8. a clamping structure; 801. a fixing plate; 802. a pull rod; 803. an auxiliary spring; 804. a first slider; 805. fixing the clamping plate; 806. a movable splint; 9. a confinement structure; 901. a limiting plate; 902. a deflector rod; 903. installing a spring; 904. a cavity; 905. a second slider; 10. a side plate; 11. mounting a plate; 12. a sleeve; 13. a slide bar; 14. a limiting rod; 15. a main beam; 16. a track; 17. a handrail; 18. a fixed block; 19. and (7) connecting plates.

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 1: referring to fig. 1-4, a gantry crane beam convenient for maintenance and installation comprises a main beam 15, a clamping structure 8 convenient for cable arrangement, a limiting structure 9 convenient for maintenance and installation, and a cleaning structure for preventing the track from being dirty;

one end of each main beam 15 is provided with a side plate 10, one end of each side plate 10, which is far away from the main beam 15, is provided with eight handrails 17, slide rods 13 are connected between the top ends of one sides of the handrails 17, fixed blocks 18 are sleeved at the middle positions of the outer walls of the slide rods 13, and the clamping structures 8 are arranged at one ends, which are far away from the main beams 15, of the fixed blocks 18;

a rail 16 is arranged at one end of each main beam 15, which is far away from the handrail 17, mounting grooves 7 are arranged in the main beams 15 at two sides of each rail 16, connecting plates 19 are arranged between the ends of the mounting grooves 7, the top ends and the bottom ends of the connecting plates 19 respectively extend into the mounting grooves 7, and limiting structures 9 are arranged above and below one side of each connecting plate 19, which is far away from the rail 16;

both sides of curb plate 10 one end all are provided with mounting panel 11, and install gag lever post 14 between the mounting panel 11 one side of girder 15 one end bottom, install lead screw 1 through the pivot between the mounting panel 11 one side on girder 15 one end top, servo motor 6 is installed to girder 15 one end of lead screw 1 below, this servo motor 6's model can be RDX-201-V36F5E13, and servo motor 6 output and the outer wall of lead screw 1 all overlap and are equipped with belt pulley 4, be connected with belt 5 between the belt pulley 4, and clean structure sets up between lead screw 1 and gag lever post 14.

Referring to fig. 1-4, a gantry crane beam convenient for maintenance and installation further comprises a cleaning structure, the cleaning structure comprises a thread block 3, the outer wall of a screw rod 1 on one side of a belt pulley 4 is connected with the thread block 3 in a sliding manner, a sleeve 12 is sleeved on the outer wall of a limiting rod 14, and an air injection pipe 2 is connected between the thread block 3 and the sleeve 12 at one end of a main beam 15;

the thread block 3 is connected with the screw rod 1 through threads, and the sleeve 12 is connected with the limiting rod 14 in a sliding manner;

specifically, as shown in fig. 1 and fig. 2, when the mechanism is used, the servo motor 6 is started to work, the screw rod 1 can be rotated under the matching of the belt 5 and the belt pulley 4, meanwhile, the gas ejector 2 can be moved under the matching of the threads of the thread block 3, the sleeve 12 slides on the limiting rod 14, the gas ejector 2 can be prevented from being deviated, and the gas ejector 2 can perform a cleaning function on the track 16.

Example 2: the clamping structure 8 comprises a fixing plate 801, a pull rod 802, auxiliary springs 803, a first sliding block 804, a fixing clamping plate 805 and a movable clamping plate 806, wherein the fixing plate 801 is arranged at one end, away from the main beam 15, of the fixing block 18, the fixing clamping plate 805 is arranged at one end of the fixing plate 801, the movable clamping plate 806 is movably connected to one end, away from the fixing clamping plate 805, of the fixing plate 801, the first sliding block 804 is arranged inside the fixing plate 801, the pull rod 802 is arranged at one end, away from the main beam 15, of the first sliding block 804, one end of the pull rod 802 extends to one end, away from the main beam 15, of the fixing plate 801, and the auxiliary springs 803 are sleeved on the outer wall of the pull rod 802 between the first sliding block 804 and the fixing plate 801;

the top end of the fixed plate 801 is connected with the movable clamping plate 806 through the first sliding block 804, and the movable clamping plate 806 forms a sliding structure with the fixed plate 801 through the first sliding block 804;

specifically, as shown in fig. 1, 2 and 3, when the mechanism is used, the pull rod 802 is pulled, the auxiliary spring 803 is deformed, so that the first sliding block 804 slides inside the fixing plate 801 to drive the movable clamping plate 806 to separate from the fixed clamping plate 805, and then the cable is placed between the two, and the cable can be automatically fastened by loosening the pull rod 802 under the reaction force of the auxiliary spring 803.

Example 3: the limiting structure 9 comprises limiting plates 901, a shifting rod 902, mounting springs 903, cavities 904 and second sliding blocks 905, wherein the cavities 904 are arranged in the main beam 15 above and below the mounting groove 7, the mounting springs 903 are connected to one ends, far away from the connecting plate 19, in the cavities 904, one ends of the mounting springs 903 are connected with the second sliding blocks 905, the limiting plates 901 are connected to one ends, far away from the mounting springs 903, of the second sliding blocks 905, and the shifting rod 902 is connected to one side of each second sliding block 905;

one end of the limiting plate 901, which is far away from the second slider 905, extends into the mounting groove 7 on one side of the connecting plate 19, and one side of the deflector rod 902 extends to one side of the main beam 15;

specifically, as shown in fig. 1 and 4, when the mechanism is used, the shifting lever 902 is shifted, so that the second sliding block 905 slides inside the cavity 904 to extrude the mounting spring 903 to deform, and meanwhile, the limiting plate 901 is driven to move until the limiting position is moved, a worker can insert the connecting plate 19 into the mounting groove 7, the shifting lever 902 is loosened, the connecting plate 19 is limited under the reaction force of the mounting spring 903, the connecting plate 19 is fixed through a fastening bolt, and otherwise, the device is convenient to disassemble.

The working principle is as follows: when using this device, at first, install the device, stir driving lever 902 earlier for second slider 905 takes place to deform at cavity 904 inside slip extrusion installation spring 903, drives restriction board 901 simultaneously and removes, until removing extreme position, the staff can insert mounting groove 7 in the middle of with even board 19, loosening driving lever 902, under the reaction force of installation spring 903, to even board 19 restrict, will even board 19 through fastening bolt fixed can, otherwise be convenient for dismantle the device.

Afterwards, arrange the cable of device in order, the staff pulls pull rod 802, and auxiliary spring 803 takes place deformation for first slider 804 slides in fixed plate 801, drives movable splint 806 and fixed splint 805 separation, and it can to place the cable between the two again, loosens pull rod 802 under auxiliary spring 803's reaction force, can fasten the cable is automatic.

Finally, use for a long time when the device, track 16 is dirty and disorderly easily, on receiving jet-propelled pipe 2 with external air supply, open servo motor 6 work, under the cooperation of belt 5 and belt pulley 4, can make lead screw 1 rotate, simultaneously under the screw-threaded cooperation of screw block 3, can make jet-propelled pipe 2 remove, sleeve 12 slides on gag lever post 14, can prevent that jet-propelled pipe 2 from taking place the skew for jet-propelled pipe 2 carries out cleaning function to track 16.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gantry crane crossbeam convenient to maintenance installation, includes girder (15), its characterized in that: the cable cleaning device also comprises a clamping structure (8) convenient for cable arrangement, a limiting structure (9) convenient for maintenance and installation and a cleaning structure for preventing the track from being dirty;

one end of each main beam (15) is provided with a side plate (10), eight handrails (17) are arranged at the ends, far away from the main beams (15), of the side plates (10), slide rods (13) are connected between the top ends of one sides of the handrails (17), fixed blocks (18) are sleeved at the middle positions of the outer walls of the slide rods (13), and clamping structures (8) are arranged at the ends, far away from the main beams (15), of the fixed blocks (18);

a track (16) is arranged at one end of each main beam (15) far away from the handrail (17), mounting grooves (7) are arranged in the main beams (15) on two sides of the track (16), connecting plates (19) are arranged between one ends of the mounting grooves (7), the top ends and the bottom ends of the connecting plates (19) extend into the mounting grooves (7) respectively, and the limiting structures (9) are arranged above and below one side, far away from the track (16), of each connecting plate (19);

curb plate (10) one end both sides all are provided with mounting panel (11), and install gag lever post (14) between mounting panel (11) one side of girder (15) one end bottom, install lead screw (1) through the pivot between mounting panel (11) one side on girder (15) one end top, servo motor (6) are installed to girder (15) one end of lead screw (1) below, and the outer wall of servo motor (6) output and lead screw (1) all overlaps and is equipped with belt pulley (4), be connected with belt (5) between belt pulley (4), and clean structure sets up between lead screw (1) and gag lever post (14).

2. A gantry crane beam facilitating service installation according to claim 1, wherein: clean structure includes screw thread piece (3), lead screw (1) outer wall sliding connection of belt pulley (4) one side has screw thread piece (3), and the outer wall cover of gag lever post (14) is equipped with sleeve (12), connect jet-propelled pipe (2) between screw thread piece (3) and the sleeve (12) of girder (15) one end.

3. A gantry crane beam facilitating maintenance installation according to claim 2, wherein: the thread block (3) is connected with the screw rod (1) through threads, and the sleeve (12) is connected with the limiting rod (14) in a sliding mode.

4. A gantry crane beam facilitating service installation according to claim 1, wherein: the clamping structure (8) comprises a fixed plate (801), a pull rod (802), an auxiliary spring (803), a first sliding block (804), a fixed clamping plate (805) and a movable clamping plate (806), the fixing plates (801) are all arranged at one end of the fixing block (18) far away from the main beam (15), and one end of the fixed plate (801) is provided with a fixed clamping plate (805), one end of the fixed plate (801) far away from the fixed clamping plate (805) is movably connected with a movable clamping plate (806), and the inner parts of the fixed plates (801) are respectively provided with a first sliding block (804), one end of each first sliding block (804) far away from the main beam (15) is respectively provided with a pull rod (802), one end of the pull rod (802) extends to one end of the fixing plate (801) far away from the main beam (15), and auxiliary springs (803) are sleeved on the outer walls of the pull rods (802) between the first sliding blocks (804) and the fixed plates (801).

5. Gantry crane beam facilitating maintenance installation according to claim 4, characterized in that: the top end of the fixed plate (801) is connected with the movable clamping plate (806) through the first sliding block (804), and the movable clamping plate (806) and the fixed plate (801) form a sliding structure through the first sliding block (804).

6. A gantry crane beam facilitating service installation according to claim 1, wherein: restriction structure (9) are including restriction board (901), driving lever (902), installation spring (903), cavity (904) and second slider (905), cavity (904) are all seted up inside mounting groove (7) top and girder (15) of below, and cavity (904) inside keeps away from even one end of board (19) and all is connected with installation spring (903), the one end of installation spring (903) all is connected with second slider (905), and the one end that installation spring (903) were kept away from in second slider (905) all is connected with restriction board (901), one side of second slider (905) all is connected with driving lever (902).

7. A gantry crane beam facilitating service installation according to claim 6, wherein: one end, far away from the second sliding block (905), of the limiting plate (901) extends to the inside of the mounting groove (7) on one side of the connecting plate (19), and one side of the shifting rod (902) extends to one side of the main beam (15).