CN115092826A - Portal crane with protection component - Google Patents

Portal crane with protection component Download PDF

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Publication number
CN115092826A
CN115092826A CN202210806963.5A CN202210806963A CN115092826A CN 115092826 A CN115092826 A CN 115092826A CN 202210806963 A CN202210806963 A CN 202210806963A CN 115092826 A CN115092826 A CN 115092826A
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CN
China
Prior art keywords
block
fixed
guide
moving
sliding
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Granted
Application number
CN202210806963.5A
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Chinese (zh)
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CN115092826B (en
Inventor
张峰
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Shandong Tianyuan Heavy Industry Group Co ltd
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Shandong Tianyuan Heavy Industry Group Co ltd
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Priority to CN202210806963.5A priority Critical patent/CN115092826B/en
Publication of CN115092826A publication Critical patent/CN115092826A/en
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Publication of CN115092826B publication Critical patent/CN115092826B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/18Band-type slings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00Trolleys or crabs, e.g. operating above runways
    • B66C11/02Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
    • B66C11/04Underhung trolleys
    • B66C11/06Underhung trolleys running on monorails
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00Safety gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C5/00Base supporting structures with legs
    • B66C5/02Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods

Abstract

The invention relates to the technical field of gantry cranes, in particular to a gantry crane with a protective assembly, which comprises a first moving structure, a second moving structure, a protective structure, a hanging structure, a binding structure, a winch, an installation structure and a pull rope, wherein the first moving structure is arranged on the first moving structure; the setting of second mobile structure has injectd the scope of first mobile structure back-and-forth movement, the hoist and mount of the pipeline of being convenient for, stability has been improved, be equipped with the protective structure who is used for restricting first mobile structure shift position on the second mobile structure, protective structure's setting is convenient for control first mobile structure position, make hoist and mount rigidity at every turn, it is unbalanced to effectively prevent pipeline hoist and mount, the efficiency and the quality of the transport of pipeline have been improved, the setting of suspended structure cooperation binding structure is convenient for control the length of binding of bandage, make bandage hoist and mount pipeline more stable, and make the installation of bandage dismantle convenient and fast more.

Description

Portal crane with protection component
Technical Field
The invention relates to the technical field of gantry cranes, in particular to a gantry crane with a protection component.
Background
The portal crane is a kind of deformation of bridge crane, and is also called as portal crane, mainly used for loading and unloading operation of goods yard, stock yard goods and bulk goods, its metal structure is like portal frame, two support legs are installed under the load-bearing main beam, it can directly walk on the track of ground, two ends of the main beam can be equipped with overhanging cantilever beam, for example, in the production process of winding pipe, it also can set up portal crane between forming machine and conveying component, and the cut pipeline is hoisted on the cart.
However, the gantry crane adopts the roller to directly roll with the ground, which is flexible, but the moving direction of the gantry crane is variable, when the pipeline is hoisted, the stress is not uniform, the pipeline is easy to swing, the gantry crane is not convenient to hoist to the cart, and the position of the gantry crane moving at each time is not fixed, the position of the pipeline hoisted by the gantry crane is not fixed, the inclination range is too large after the pipeline is hoisted, the pipeline is not favorable for hoisting and carrying, the hook at the end part of the pull rope at the bottom end of the hoist is directly connected with the binding belt, when the length of the binding belt is longer, the pipeline is convenient to bind, the distance between the pipeline and the hoist is increased, the hoisting height is influenced, the stress area between the binding belt and the pipeline is reduced, the stability is influenced, and when the hook with the limiting component is adopted, the limiting component needs to be pressed, and the binding belt is not convenient to detach.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a gantry crane with a protection component.
The technical scheme adopted by the invention for solving the technical problems is as follows: a gantry crane with a protection assembly comprises a first moving structure, wherein the first moving structure drives an installation structure to move left and right, a winch is fixed on the installation structure, a pull rope is wound on the winch, a suspension structure is fixed at the bottom end of the pull rope, and a binding structure is connected on the suspension structure; the first moving structure is provided with a second moving structure in a matching way, and the second moving structure is provided with a protective structure for limiting the moving position of the first moving structure;
the second moving structure comprises two sliding sleeves, the first moving structure is provided with the two sliding sleeves, the sliding sleeves are connected with wheel carriers, the wheel carriers are rotatably provided with guide wheels, and the guide wheels are in rolling connection with the guide rails;
protective structure includes the slider, sliding connection between the spout on slider and the guide rail, the slider is fixed in the dog, sliding connection between dog and the guide rail, every be equipped with two dogs about the leading wheel symmetry on the guide rail, be equipped with sliding connection's first stopper on the dog, a spacing groove block in a plurality of spacing grooves that equidistance set up on first stopper and the guide rail, threaded connection between first stopper and the actuating lever, rotate between actuating lever and the dog and be connected.
Specifically, sliding connection between wheel carrier and the sliding sleeve, threaded connection has the second lead screw on the wheel carrier, rotate between second lead screw and the sliding sleeve and be connected.
Specifically, the slider is T shape, just the slider passes through the bolt fastening in dog.
Specifically, the first moving structure comprises a portal frame, two sliding sleeves are arranged on the portal frame, the portal frame is perpendicular to the guide rails, moving frames are fixed at two ends of the portal frame, wheels are arranged on the moving frames, and the mounting structure is connected with the portal frame in a sliding mode.
Specifically, the mounting structure comprises a guide block, the portal frame is provided with the guide block in sliding connection, the bottom end of the guide block is provided with a limiting frame in sliding connection with the portal frame, the winch is fixed on the limiting frame, the limiting frame is of a U-shaped structure, and the guide block is of a T-shaped structure.
Specifically, rollers rolling with the portal frame are rotatably arranged on the guide block and the limiting frame, and the diameters of two ends of each roller are smaller than that of the middle of each roller.
Specifically, a motor is fixed on the portal frame, the motor is connected with a first screw rod through a coupler, the first screw rod is rotatably connected with the portal frame, and the first screw rod is in threaded connection with the guide block.
Specifically, the suspended structure includes the connector, the bottom mounting of stay cord has the connector, be equipped with the guide way of "eight" font on the connector, it is equipped with two second stoppers to slide on the guide way, be fixed with first spring between second stopper and the connector, be fixed with the lug on the second stopper, the second stopper deviates from the terminal surface slope of the one end of connector.
Specifically, the binding structure includes connecting block and fixed block, connecting block and fixed block conflict respectively with between two second stoppers, be fixed with the limiting plate on the connecting block, sliding connection between fixed block and the limiting plate, all be equipped with the draw-in groove on connecting block and the fixed block, lug and draw-in groove block, the connecting block is fixed in the one end of bandage, the other end of bandage twines in splint, fixed connection between splint and the fixed block.
Specifically, the transmission piece that slides on the fixed block and be equipped with the L shape, be fixed with the second spring between transmission piece and the fixed block, the top of transmission piece is triangle-shaped, conflict between the inside lug of transmission piece and fixed block, the slip direction of lug is perpendicular with the slip direction of transmission piece, the bottom of transmission piece is equipped with the rubber pad of fixed bandage.
The invention has the beneficial effects that:
(1) according to the gantry crane with the protection assembly, the second moving structure is arranged on the first moving structure in a matched mode, the range of the front and back movement of the first moving structure is limited due to the arrangement of the second moving structure, a pipeline can be conveniently hoisted, and the stability is improved.
(2) According to the gantry crane with the protection assembly, the protection structure used for limiting the moving position of the first moving structure is arranged on the second moving structure, the protection structure is arranged to control the position of the first moving structure conveniently, the lifting position is fixed every time, unbalance of pipeline lifting is effectively prevented, and the efficiency and the quality of pipeline carrying are improved.
(3) According to the gantry crane with the protection assembly, the first moving structure drives the mounting structure to move left and right, and the mounting structure is arranged, so that the overhaul and maintenance are more convenient, and the operation is more stable.
(4) According to the gantry crane with the protection assembly, the binding structure is connected to the suspension structure, the arrangement of the suspension structure and the binding structure is matched, so that the binding length of the binding band can be conveniently controlled, the pipeline can be lifted by the binding band more stably, and the binding band can be mounted and dismounted more conveniently and quickly.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic overall structural view of a preferred embodiment of a gantry crane with a protective assembly according to the present invention;
FIG. 2 is an enlarged view of the part A shown in FIG. 1;
FIG. 3 is an enlarged view of the structure of the portion B shown in FIG. 1;
FIG. 4 is an enlarged view of the structure of the section C shown in FIG. 1;
FIG. 5 is a schematic view of the connection structure of the guide wheel and the guide rail of the present invention;
FIG. 6 is an enlarged view of the structure of the portion D shown in FIG. 5;
FIG. 7 is a schematic view of a connection structure of the wheel frame and the sliding sleeve according to the present invention;
FIG. 8 is a schematic view of a connection structure of a gantry and a mounting structure according to the present invention;
FIG. 9 is a schematic view of the suspension structure of the present invention;
FIG. 10 is a schematic view of a connection structure of a connection block and a fixing block according to the present invention;
fig. 11 is an enlarged view of the structure of the portion E shown in fig. 10.
In the figure: 1. a first moving structure; 101. a movable frame; 102. a motor; 103. a gantry; 104. a first lead screw; 2. a second moving structure; 201. a guide rail; 202. a chute; 203. a wheel carrier; 204. a sliding sleeve; 205. a guide wheel; 206. a second screw rod; 207. a limiting groove; 3. a protective structure; 301. a drive rod; 302. a first stopper; 303. a stopper; 304. a slider; 4. a suspension structure; 401. a connector; 402. a guide groove; 403. a second limiting block; 404. a bump; 405. a first spring; 5. a binding structure; 501. binding a belt; 502. connecting blocks; 503. a fixed block; 504. a card slot; 505. a limiting plate; 506. a transmission block; 507. a second spring; 508. a rubber pad; 509. a splint; 6. a winch; 7. a mounting structure; 701. a guide block; 702. a roller; 703. a limiting frame; 8. and pulling a rope.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 11, a gantry crane with a protection assembly according to the present invention includes a first moving structure 1, where the first moving structure 1 drives an installation structure 7 to move left and right, a winch 6 is fixed on the installation structure 7, a pull rope 8 is wound on the winch 6, a suspension structure 4 is fixed at a bottom end of the pull rope 8, and a binding structure 5 is connected to the suspension structure 4; a second moving structure 2 is arranged on the first moving structure 1 in a matching manner, and a protective structure 3 for limiting the moving position of the first moving structure 1 is arranged on the second moving structure 2;
the second moving structure 2 comprises two sliding sleeves 204, the first moving structure 1 is provided with the two sliding sleeves 204, the sliding sleeves 204 are connected with wheel frames 203, the wheel frames 203 are rotatably provided with guide wheels 205, and the guide wheels 205 are in rolling connection with the guide rails 201; the wheel frame 203 is in sliding connection with the sliding sleeve 204, a second screw 206 is in threaded connection with the wheel frame 203, and the second screw 206 is in rotating connection with the sliding sleeve 204.
The first moving structure 1 comprises a portal frame 103, two sliding sleeves 204 are arranged on the portal frame 103, the portal frame 103 is perpendicular to a guide rail 201, moving frames 101 are fixed at two ends of the portal frame 103, wheels are arranged on the moving frames 101, and the mounting structure 7 is connected with the portal frame 103 in a sliding manner; the two guide rails 201 are fixed on the roof of a factory building through bolts, so that the guide rails 201 are parallel to the axis of the winding pipe, then an inner hexagonal wrench is used for clamping the second screw rod 206, the second screw rod 206 is rotated, the second screw rod 206 is driven by the screw threads to slide between the wheel frame 203 and the sliding sleeve 204, so that the two guide wheels 205 are respectively arranged in the two guide rails 201, the guide wheels 205 are abutted to the guide rails 201, the wheel frame 203 is driven by the screw threads of the second screw rod 206 to slide, the positions of the two guide wheels 205 corresponding to the portal frame 103 are convenient to adjust, and the guide rails 201 are more convenient to install.
Specifically, the protective structure 3 includes a slider 304, the slider 304 is slidably connected to a sliding groove 202 on a guide rail 201, the slider 304 is fixed to a stopper 303, the stopper 303 is slidably connected to the guide rail 201, two stoppers 303 are symmetrically arranged on each guide rail 201 with respect to a guide wheel 205, a first stopper 302 in sliding connection is arranged on the stopper 303, the first stopper 302 is engaged with one of a plurality of stopper grooves 207 equidistantly arranged on the guide rail 201, the first stopper 302 is in threaded connection with a driving rod 301, and the driving rod 301 is rotatably connected to the stopper 303; then according to the cutting length of the winding pipe, the positions of two protection structures 3 in the guide rail 201 are adjusted, the driving rod 301 is rotated, the driving rod 301 is enabled to drive the first limiting block 302 to slide into the limiting block 303 in a threaded manner, the first limiting block 302 is enabled to be not clamped with the limiting groove 207, then the driving rod 301 is pushed, the limiting block 303 on the driving rod 301 drives the sliding block 304 to slide in the sliding groove 202, after the driving rod 301 slides to a fixed position, the driving rod 301 is rotated reversely, the driving rod 301 is enabled to drive the first limiting block 302 to slide out of the limiting block 303 and be clamped with the limiting groove 207 in a threaded manner, when a pipeline is hoisted, the moving frame 101 is pushed to enable wheels on the moving frame 101 to roll with the ground, the guide wheels 205 roll on the guide rail 201, the left and right range of the moving frame 101 is limited, the moving frame 101 is effectively prevented from being too large in deviation position, which is not beneficial to neatness and pipeline hoisting, the maximum sliding distance of the guide wheels 205 is limited by the arrangement of the limiting block 303 in the front of the same guide rail 201, one behind on same guide rail 201 setting up of dog 303 is convenient for when reseing, wheel carrier 203 contradicts with this dog 303, makes hoist and mount rigidity at every turn, effectively prevents that pipeline hoist and mount is uneven, has improved the efficiency and the quality of the transport of pipeline, has improved the efficiency of hoist and mount.
Specifically, the sliding block 304 is T-shaped, so that the stopper 303 is prevented from sliding off the guide rail 201, and the sliding block 304 is fixed to the stopper 303 through a bolt, so that the sliding block 304 and the stopper 303 thereof can be conveniently detached.
Specifically, the mounting structure 7 includes a guide block 701, the gantry 103 is provided with a guide block 701 in sliding connection, the bottom end of the guide block 701 is provided with a limit frame 703 in sliding connection with the gantry 103, the winch 6 is fixed to the limit frame 703, the guide block 701 and the limit frame 703 are both rotatably provided with rollers 702 rolling with the gantry 103, the diameters of the two ends of the rollers 702 are smaller than the diameter of the middle, the contact area is increased, the sliding is more stable, the limit frame 703 is in a U-shaped structure, and the guide block 701 is in a T-shaped structure, so that the guide block 701 and the limit frame 703 can be more conveniently detached;
a motor 102 is fixed on the portal frame 103, the motor 102 is connected with a first screw rod 104 through a coupler, the first screw rod 104 is rotatably connected with the portal frame 103, and the first screw rod 104 is in threaded connection with the guide block 701; the motor 102 drives the first screw rod 104 to rotate, so that the first screw rod 104 drives the guide block 701 to move left and right on the portal frame 103 through threads, the guide block 701 and the roller 702 on the limiting frame 703 roll on the portal frame 103, and friction force is further reduced.
Specifically, the suspension structure 4 includes a connector 401, the bottom end of the pull rope 8 is fixed with the connector 401, the connector 401 is provided with a guide groove 402 shaped like a Chinese character 'ba', the guide groove 402 is provided with two second limit blocks 403 in a sliding manner, a first spring 405 is fixed between the second limit blocks 403 and the connector 401, the second limit blocks 403 are fixed with convex blocks 404, and the end face of one end of the second limit blocks 403 departing from the connector 401 is inclined;
specifically, the binding structure 5 includes a connecting block 502 and a fixing block 503, the connecting block 502 and the fixing block 503 are respectively abutted against two second limiting blocks 403, a limiting plate 505 is fixed on the connecting block 502, the fixing block 503 is slidably connected with the limiting plate 505, both the connecting block 502 and the fixing block 503 are provided with a clamping groove 504, the protrusion 404 is clamped with the clamping groove 504, the connecting block 502 is fixed at one end of the binding band 501, the other end of the binding band 501 is wound on a clamping plate 509, and the clamping plate 509 is fixedly connected with the fixing block 503; an L-shaped transmission block 506 is arranged on the fixed block 503 in a sliding mode, a second spring 507 is fixed between the transmission block 506 and the fixed block 503, the top end of the transmission block 506 is triangular, the transmission block 506 is abutted against a lug 404 in the fixed block 503, the sliding direction of the lug 404 is perpendicular to that of the transmission block 506, and a rubber pad 508 for fixing the binding band 501 is arranged at the bottom end of the transmission block 506; pulling the binding band 501 to make the length of the binding band 501 long enough, winding the binding band 501 around a pipeline, holding the connecting block 502 by hand, clamping the fixing block 503 with the connecting block 502, clamping the connecting block 502 and the fixing block 503 thereof with the second limiting block 403, inclining the end face of the second limiting block 403 opposite to one end of the connecting head 401 to make the connection of the connecting block 502, the fixing block 503 and the second limiting block 403 more convenient, then pulling the binding band 501, setting the clamping plate 509 to make the pulling of the binding band 501 more convenient, after the length of the binding band 501 is adjusted properly, the pulling rope 8 is wound by the winding machine 6, the pulling rope 8 drives the connecting head 401, because the binding band 501 drives the fixing block 503 and the connecting block 502 under the gravity of the pipeline to drive the second limiting block 403 to slide in the guide groove 402, because the guide groove 402 is in a 'splayed' shape, and then two second limiting blocks 403 are opened outwards, so that the convex block 404 on the second limiting block 403 is clamped with the clamping groove 504, thereby being convenient for quickly limiting the fixed block 503 and the connecting block 502 thereof, the convex block 404 slides and abuts against the transmission block 506, because the top end of the transmission block 506 is triangular, the transmission block 506 is driven to slide downwards, the transmission block 506 drives the second spring 507 to extend, the second spring 507 bears the tensile force, the transmission block 506 drives the rubber pad 508 to cooperate with the clamping plate 509 to clamp and fix the bandage 501, thereby the fixation of the bandage 501 is more convenient (when the convex block 404 does not abut against the transmission block 506, the second spring 507 also extends out of the extending state, and has slight abutting force, the rubber pad 508 is driven to abut against the bandage 501, and prevents the bandage 501 from easily slipping off the fixed block 503), when the pipeline is carried to the designated position, the distance between the connector 401 and the pipeline is reduced, the connecting block 502 is slightly lifted upwards, the first spring 405 resets to drive the second limiting block 403 to reset, the second limiting block 403 drives the convex block 404 not to be clamped with the clamping groove 504, and then make the installation of fixed block 503 and connecting block 502 dismantle convenient and fast more, and second spring 507 drives transmission block 506 and resets, makes bandage 501 length adjustable.
When the device is used, firstly, the two guide rails 201 are fixed on the roof of a factory building through bolts, so that the guide rails 201 are parallel to the axis of a winding pipe, then an inner hexagonal wrench is used for clamping with the second screw rod 206, the second screw rod 206 is rotated, the second screw rod 206 drives the wheel frame 203 and the sliding sleeve 204 to slide in a threaded mode, so that the two guide wheels 205 are respectively positioned in the two guide rails 201, the guide wheels 205 are abutted against the guide rails 201, the wheel frame 203 is driven to slide in a threaded mode through the second screw rod 206, the position of the two guide wheels 205 corresponding to the portal frame 103 is convenient to adjust, and the guide rails 201 are more convenient to install;
then, according to the cutting length of the wound pipe, the positions of two protection structures 3 in the guide rail 201 are adjusted, the driving rod 301 is rotated, the driving rod 301 is enabled to drive the first limiting block 302 to slide into the limiting block 303 in a threaded manner, the first limiting block 302 is enabled not to be clamped with the limiting groove 207, then the driving rod 301 is pushed, the limiting block 303 on the driving rod 301 drives the sliding block 304 to slide in the sliding groove 202, after the driving rod is slid to a fixed position, the driving rod 301 is rotated reversely, the driving rod 301 is enabled to drive the first limiting block 302 to slide out of the limiting block 303 and be clamped with the limiting groove 207 in a threaded manner, when the pipeline is hoisted, the movable frame 101 is pushed to enable wheels on the movable frame 101 to roll with the ground, the guide wheels 205 roll on the guide rail 201, the left and right ranges of the movable frame 101 are limited, the phenomenon that the deviation position of the movable frame 101 is too large to be unfavorable for workshop tidiness and pipeline hoisting is effectively prevented, the maximum sliding distance of the guide wheels 205 is limited by the arrangement of the limiting block 303 on the front of the same guide rail 201, when the block 303 at the rear of the same guide rail 201 is arranged to facilitate resetting, the wheel frame 203 is abutted against the block 303, so that the hoisting position is fixed each time, unbalanced pipeline hoisting is effectively prevented, the pipeline transporting efficiency and quality are improved, the hoisting efficiency is improved, the sliding block 304 is T-shaped, the block 303 is prevented from sliding off the guide rail 201, and the sliding block 304 is fixed on the block 303 through bolts, so that the sliding block 304 and the block 303 can be conveniently detached;
the motor 102 drives the first screw rod 104 to rotate, so that the first screw rod 104 drives the guide block 701 to move left and right on the portal frame 103 in a threaded manner, the guide block 701 and the roller 702 on the limiting frame 703 roll on the portal frame 103, friction force is further reduced, meanwhile, the limiting frame 703 is of a U-shaped structure, the guide block 701 is of a T-shaped structure, and the guide block 701 and the limiting frame 703 are more convenient to disassemble;
pulling the binding band 501 to make the length of the binding band 501 long enough, winding the binding band 501 around a pipeline, holding the connecting block 502 by hand, clamping the fixing block 503 with the connecting block 502, clamping the connecting block 502 and the fixing block 503 thereof with the second limiting block 403, inclining the end face of the second limiting block 403 opposite to one end of the connecting head 401 to make the connection of the connecting block 502, the fixing block 503 and the second limiting block 403 more convenient, then pulling the binding band 501, setting the clamping plate 509 to make the pulling of the binding band 501 more convenient, after the length of the binding band 501 is adjusted properly, the pulling rope 8 is wound by the winding machine 6, the pulling rope 8 drives the connecting head 401, because the binding band 501 drives the fixing block 503 and the connecting block 502 under the gravity of the pipeline to drive the second limiting block 403 to slide in the guide groove 402, because the guide groove 402 is in a 'splayed' shape, and then two second limiting blocks 403 are opened outwards, so that the convex block 404 on the second limiting block 403 is clamped with the clamping groove 504, thereby being convenient for quickly limiting the fixed block 503 and the connecting block 502 thereof, the convex block 404 slides and abuts against the transmission block 506, because the top end of the transmission block 506 is triangular, the transmission block 506 is driven to slide downwards, the transmission block 506 drives the second spring 507 to extend, the second spring 507 bears the tensile force, the transmission block 506 drives the rubber pad 508 to cooperate with the clamping plate 509 to clamp and fix the bandage 501, thereby the fixation of the bandage 501 is more convenient (when the convex block 404 does not abut against the transmission block 506, the second spring 507 also extends out of the extending state, and has slight abutting force, the rubber pad 508 is driven to abut against the bandage 501, and prevents the bandage 501 from easily slipping off the fixed block 503), when the pipeline is carried to the designated position, the distance between the connector 401 and the pipeline is reduced, the connecting block 502 is slightly lifted upwards, the first spring 405 resets to drive the second limiting block 403 to reset, the second limiting block 403 drives the convex block 404 not to be clamped with the clamping groove 504, and then make the installation of fixed block 503 and connecting block 502 dismantle convenient and fast more, and second spring 507 drives transmission block 506 and resets, makes bandage 501 length adjustable.
It will be evident to those skilled in the art that the invention 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 invention 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The gantry crane with the protection component is characterized by comprising a first moving structure (1), wherein the first moving structure (1) drives an installation structure (7) to move left and right, a winch (6) is fixed on the installation structure (7), a pull rope (8) is wound on the winch (6), a hanging structure (4) is fixed at the bottom end of the pull rope (8), and a binding structure (5) is connected to the hanging structure (4); a second moving structure (2) is arranged on the first moving structure (1) in a matched manner, and a protective structure (3) used for limiting the moving position of the first moving structure (1) is arranged on the second moving structure (2);
the second moving structure (2) comprises two sliding sleeves (204), the first moving structure (1) is provided with the two sliding sleeves (204), the sliding sleeves (204) are connected with wheel frames (203), the wheel frames (203) are rotatably provided with guide wheels (205), and the guide wheels (205) are in rolling connection with the guide rails (201);
protective structure (3) include slider (304), sliding connection between slider (304) and spout (202) on guide rail (201), slider (304) are fixed in dog (303), sliding connection between dog (303) and guide rail (201), every be equipped with two dog (303) in guide rail (201) about leading wheel (205) symmetry, be equipped with sliding connection's first stopper (302) on dog (303), spacing groove (207) block in a plurality of spacing groove (207) that equidistant setting in first stopper (302) and guide rail (201), threaded connection between first stopper (302) and actuating lever (301), rotate between actuating lever (301) and dog (303) and be connected.
2. The gantry crane with the protection assembly as claimed in claim 1, wherein: the wheel frame (203) is in sliding connection with the sliding sleeve (204), a second screw rod (206) is in threaded connection with the wheel frame (203), and the second screw rod (206) is in rotating connection with the sliding sleeve (204).
3. The gantry crane with the protection assembly as claimed in claim 1, wherein: the sliding block (304) is T-shaped, and the sliding block (304) is fixed on the stop block (303) through a bolt.
4. The gantry crane with the protection assembly as claimed in claim 1, wherein: the first moving structure (1) comprises a portal frame (103), two sliding sleeves (204) are arranged on the portal frame (103), the portal frame (103) is perpendicular to a guide rail (201), moving frames (101) are fixed at two ends of the portal frame (103), wheels are arranged on the moving frames (101), and the mounting structure (7) is in sliding connection with the portal frame (103).
5. The gantry crane with the protection assembly as claimed in claim 4, wherein: the mounting structure (7) comprises a guide block (701), the portal frame (103) is provided with the guide block (701) in sliding connection, the bottom end of the guide block (701) is provided with a limiting frame (703) in sliding connection with the portal frame (103), the winch (6) is fixed on the limiting frame (703), the limiting frame (703) is of a U-shaped structure, and the guide block (701) is of a T-shaped structure.
6. The gantry crane with the shield assembly of claim 5, wherein: the guide block (701) and the limiting frame (703) are respectively provided with a roller (702) which rolls with the portal frame (103) in a rotating mode, and the diameters of the two ends of each roller (702) are smaller than that of the middle of each roller.
7. The gantry crane with the shield assembly of claim 5, wherein: the gantry is characterized in that a motor (102) is fixed on the gantry (103), the motor (102) is connected with a first screw rod (104) through a coupler, the first screw rod (104) is rotatably connected with the gantry (103), and the first screw rod (104) is in threaded connection with the guide block (701).
8. The gantry crane with the protection assembly as claimed in claim 1, wherein: hanging structure (4) is including connector (401), the bottom mounting of stay cord (8) has connector (401), be equipped with guide way (402) of "eight" font on connector (401), it is equipped with two second stopper (403) to slide on guide way (402), be fixed with first spring (405) between second stopper (403) and connector (401), be fixed with lug (404) on second stopper (403), second stopper (403) deviate from the terminal surface slope of the one end of connector (401).
9. The gantry crane with the shield assembly of claim 8, wherein: binding structure (5) include connecting block (502) and fixed block (503), conflict between connecting block (502) and fixed block (503) and two second stopper (403) respectively, be fixed with stopper plate (505) on connecting block (502), sliding connection between fixed block (503) and stopper plate (505), all be equipped with draw-in groove (504) on connecting block (502) and fixed block (503), lug (404) and draw-in groove (504) block, connecting block (502) are fixed in the one end of bandage (501), the other end of bandage (501) twines in splint (509), fixed connection between splint (509) and fixed block (503).
10. The gantry crane with the shield assembly of claim 9, wherein: slide on fixed block (503) and be equipped with transmission block (506) of L shape, be fixed with second spring (507) between transmission block (506) and fixed block (503), the top of transmission block (506) is triangle-shaped, contradict between transmission block (506) and fixed block (503) inside lug (404), the slip direction of lug (404) is perpendicular with the slip direction of transmission block (506), the bottom of transmission block (506) is equipped with rubber pad (508) of fixing bandage (501).
CN202210806963.5A 2022-07-09 2022-07-09 Portal crane with protection component Active CN115092826B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561551A (en) * 1983-07-15 1985-12-31 Doron Goussinsky Propulsion means for hoisting systems
CN204917742U (en) * 2015-08-05 2015-12-30 中国三冶集团有限公司 Portable portal crane is used in piping erection
CN106081653A (en) * 2016-06-24 2016-11-09 山东新华医疗器械股份有限公司 A kind of Chinese medicine extraction logistics system
CN113003246A (en) * 2021-04-07 2021-06-22 宁德市福化环保科技有限公司 Hazardous waste discharging system and implementation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561551A (en) * 1983-07-15 1985-12-31 Doron Goussinsky Propulsion means for hoisting systems
CN204917742U (en) * 2015-08-05 2015-12-30 中国三冶集团有限公司 Portable portal crane is used in piping erection
CN106081653A (en) * 2016-06-24 2016-11-09 山东新华医疗器械股份有限公司 A kind of Chinese medicine extraction logistics system
CN206013915U (en) * 2016-06-24 2017-03-15 山东新华医疗器械股份有限公司 A kind of Chinese medicine extraction logistics system
CN113003246A (en) * 2021-04-07 2021-06-22 宁德市福化环保科技有限公司 Hazardous waste discharging system and implementation method thereof

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