CN118062753A - Crane counterweight system based on lifting object regulation and control - Google Patents
Crane counterweight system based on lifting object regulation and control Download PDFInfo
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Abstract
The invention provides a crane counterweight system for regulating and controlling based on a lifting object, which is applicable to the field of cranes and comprises a counterweight assembly, wherein the counterweight assembly comprises a supporting disc and a plurality of telescopic counterweight pieces, the telescopic counterweight pieces are distributed around the supporting disc in an array manner, a driving device is arranged below the supporting disc, and the driving device is connected to the telescopic counterweight pieces in a power transmission manner and is used for regulating the distribution of the telescopic counterweight pieces around the supporting disc; one of the telescopic weight pieces is used for adjusting balance of the crane arm counterweight, and the other telescopic weight piece is used for adjusting balance of the crane counterweight; realizing multi-angle and multi-direction adjustment according to the crane; the driving device can flexibly drive the telescopic counterweight according to the lifting and moving of the lifting object, so that the telescopic counterweight is flexibly and adaptively adapted to the lifting and moving of the lifting object in real time.
Description
Technical Field
The invention relates to the field of cranes, in particular to a crane counterweight system for controlling based on a lifted object.
Background
A crane is a mechanical device for lifting and moving heavy goods or objects, which may for example be: 1. hoisting and moving the goods, wherein the crane can lift the goods to the air from the ground or other positions through the hoisting mechanism, and then move the goods to the target position through the rotating mechanism and the crane arm; this allows the crane to handle and move cargo at sites such as worksites, ports, warehouses, etc.; 2. in building engineering, a crane is generally used for installing large-scale components such as concrete components, steel structures, glass curtain walls and the like, and constructing other construction equipment such as tower cranes and the like; 3. shipping loading and unloading, in ports and shipyards, cranes are commonly used to load and unload cargo onto and from ships; such cargo may include containers, bulk cargo, heavy equipment, and the like; 4. the logistics and transportation, the crane can be used for loading and unloading cargo vehicles, trains and other transportation means, so that quick transportation and logistics distribution of cargoes and the like are realized.
The crane comprises a framework, a crane arm (the crane arm is a main working part of the crane and is used for lifting cargoes, and is usually a telescopic or foldable arm-shaped structure), a counterweight system, a rotating mechanism, a lifting mechanism, a control system, a supporting system and a driving device; the counterweight system is used for balancing the gravity center of the crane and ensuring the stability of the crane;
The counterweight system typically includes a series of counterweights that can be added or subtracted to adjust the balance of the crane; the crane counterweight means that the gravity center of the crane is balanced by adjusting or installing the counterweight when the crane is installed and operated so as to ensure the stability and the safety of the crane; the counterweight has the function of keeping the balance of the crane when lifting cargoes, and preventing the occurrence of overturning or unsteady conditions.
Aiming at the fact that the adjustment mode of the counterweight system of the existing crane is relatively fixed, the crane is mainly aimed at the lifting direction of the crane arm, and under some environments with complex construction conditions, if the counterweight system only can coordinate the lifting direction of the crane arm, the counterweight system cannot be well adjusted in multiple angles and multiple directions according to the crane, so that the work of the crane is affected; for example, in a crane counterweight structure and a crane truck (the authorized bulletin number is CN 111422764B), the "counterweight" described in the chinese patent is additionally mounted on the "frame", so that the distance between the center of gravity and the center of rotation of the counterweight can only be increased, the stability of the crane is improved, and the hoisting direction of the crane arm can also only be coordinated, but cannot be well adjusted in multiple angles and multiple directions according to the crane itself.
Therefore, in order to solve the above problems, a crane counterweight system for controlling a crane by a crane is proposed.
Disclosure of Invention
The invention aims to solve the defects in the prior art: the existing crane counterweight system is fixed in an adjustment mode, mainly aims at the lifting direction of the crane arm, and under some environments with complex construction conditions, if the counterweight system can only coordinate the lifting direction of the crane arm, but cannot well adjust in multiple angles and directions according to the crane, the crane operation can be influenced, and the crane counterweight system based on lifting object regulation and control is provided.
The crane counterweight system based on the lifting object regulation comprises a crane arm assembly additionally arranged on a crane, wherein the crane arm assembly comprises a crane arm and a counterweight assembly, and the crane arm is used for lifting and moving the lifting object; the counterweight assembly is assembled on the crane and is used for adjusting balance for the crane and the crane arm; the crane arm is assembled on the counterweight component; the counterweight assembly comprises a supporting disc and a telescopic counterweight piece, and the crane arm is assembled on the supporting disc; the telescopic weight pieces are arranged in a plurality and distributed around the support disc in an array manner, and are assembled on the support disc in a sliding manner; the supporting disc is assembled on the crane through the chassis, a driving device is arranged between the supporting disc and the chassis, and the driving device is connected to the telescopic weight pieces in a power transmission manner and used for adjusting the telescopic weight pieces to be distributed around the supporting disc; one of the telescopic weight pieces is used for adjusting balance of the crane arm counterweight, and the other telescopic weight piece is used for adjusting balance of the crane counterweight; the crane enters a construction area, and in the process of hoisting and moving a hoisted object by using a crane arm, the telescopic weight piece is driven by the driving device to move around the supporting disc, and the position is redistributed; one of the telescopic weight pieces is used for adjusting balance of the crane arm counterweight, and the other telescopic weight piece is used for adjusting balance of the crane counterweight; realizing multi-angle and multi-direction adjustment according to the crane; meanwhile, the driving device can flexibly drive the telescopic counterweight according to the lifting and moving of the lifting object, so that the telescopic counterweight is flexibly and adaptively adapted to the lifting and moving of the lifting object in real time; the telescopic weight piece comprises a plurality of unit weight boxes, the plurality of unit weight boxes are movably inserted, a second hydraulic telescopic rod is arranged inside the plurality of unit weight boxes in a penetrating manner, the movable insertion degree among the plurality of unit weight boxes is achieved through the second hydraulic telescopic rod, and the telescopic weight piece is used for adjusting the extension degree of the telescopic weight piece; filling pipes are additionally arranged on the unit weight boxes, the filling pipes are used for adding weight fluid to the unit weight boxes, and the weight fluid is used for adjusting the weight of the unit weight boxes; in the process of hoisting different hoisted objects, the movable penetration degree among a plurality of unit weight boxes is achieved by using the second telescopic rod, the extension degree of the telescopic weight piece is adjusted, and the counterweight fluid is added for the unit weight boxes in a matched mode, so that the weight of the counterweight unit is flexibly adjusted based on the type of the hoisted object, and the non-energy consumption is reduced; and the weight fluid is flexibly adjusted, so that the weight of the crane can be adaptively adjusted, the idle work in the movement of the crane is avoided, and unnecessary energy is consumed.
In the technical scheme of the invention, the telescopic counterweight piece further comprises a limiting plate, and the limiting plate is fixed on the unit counterweight box through a reinforcing frame; the limiting plate is provided with a limiting hole which is used for bolting the fixed steel rope; the unit counterweight box is fixed on a limiting slide block, a clamping groove is formed in the limiting slide block, and the clamping groove is slidably clamped on the supporting disc.
In the process of hoisting different hoisting objects, especially facing heavy hoisting objects, or in some uneven and skewed construction environments, steel ropes are used for being tied on the limiting holes to limit the telescopic weight parts, so that the hoisting machine is locked by a plurality of steel ropes from multiple angles and multiple directions, and the gravity center of the hoisting machine is balanced to ensure the stability and the safety of the hoisting machine.
Further, the driving devices are provided with a plurality of driving devices, the driving devices and the unit weight boxes are in one-to-one correspondence, each driving device comprises a driving motor and a rack ring, a rotating shaft is fixed on an output shaft of the driving motor, a gear is fixed on the rotating shaft, and the gear is meshed with the rack ring; the rack ring is paved on the supporting disc.
In the technical scheme of the invention, the counterweight assembly further comprises an additional mounting block, wherein the additional mounting block is used for assembling a crane arm; the mounting plate is fixed on the mounting block and is mounted on the supporting plate through a plurality of bolts; the chassis is fixed in the supporting plate bottom through the spliced pole, and the chassis is fixed on the solid fixed ring, and the solid fixed ring is fixed on the bottom plate, and the bottom plate is installed on the hoist.
In the technical scheme of the invention, the crane horn comprises a primary horn and a secondary horn, and the primary horn and the secondary horn are additionally arranged together; the second-stage arm is rotationally assembled on the base table; the side edge of the secondary arm is rotatably provided with a first hydraulic telescopic rod, and the first hydraulic telescopic rod is rotatably arranged on the base table at one end far away from the secondary arm.
In the technical scheme of the invention, the crane counterweight system for regulating and controlling based on the lifted object further comprises an auxiliary support rail assembly, wherein the auxiliary support rail assembly comprises a plurality of unit auxiliary support rails, and the unit auxiliary support rails are independently arranged; the auxiliary supporting rails are used for being arranged in various shapes and paved around the crane.
Further, the unit auxiliary supporting rail comprises a supporting table, a magnetic supporting table is paved on the supporting table, a plurality of electromagnetic coils are paved on the magnetic supporting table, and the magnetic supporting table has magnetism by electrifying the electromagnetic coils; the supporting bench is fixed on the third hydraulic telescopic rod, and the third hydraulic telescopic rod is installed on the bottom supporting seat.
Still further, the crane arm assembly further comprises a reinforcing support leg, and the reinforcing support leg is additionally arranged on the crane arm; the reinforced supporting legs are provided with magnetic supporting blocks.
The crane enters a construction area, the crane arm acts on the auxiliary support rail assembly through the reinforcing support leg in the process of lifting and moving a lifting object, the auxiliary support rail assembly realizes magnetism of the magnetic support table through electrifying the electromagnetic coil, the whole auxiliary support rail assembly has magnetism, the magnetic support blocks are pushed outwards through the principle of repulsion with magnetism and indirectly act on the reinforcing support leg, the crane arm is reinforced and supported, a plurality of unit auxiliary support rails are laid around the crane after being arranged in various shapes (round, elliptic, straight line, curve and the like, the condition of conforming to the movement track of the crane arm) is realized, the crane arm is rotated and moved in the process of rotating or other movements, the auxiliary reinforcing support is carried out on the crane arm, and the gravity center of the crane is balanced so as to ensure the stability and the safety of the crane; the situation that a supporting blind area exists between two adjacent hydraulic supporting legs in the auxiliary supporting process of the existing crane from the periphery of the crane by utilizing the hydraulic supporting legs is avoided.
The reinforcing support leg comprises a first cylinder telescopic rod, the first cylinder telescopic rod is rotatably assembled on a first U-shaped hinge plate, and a connecting plate is fixed on the first U-shaped hinge plate; the magnetic supporting block is fixed at the end of the first cylinder telescopic rod, which is far away from one end of the U-shaped hinge plate.
The reinforced supporting leg further comprises a third cylinder telescopic rod, the third cylinder telescopic rod is fixed on a fixed plate, and the fixed plate is fixed on a crane arm; the cylinder expansion link III is fixed on a supporting plate at one end far away from the fixed plate, and the supporting plate is fixed on the U-shaped hinge plate I; a second cylinder expansion link is fixed on the support plate, the other end of the second cylinder expansion link is fixed on a second U-shaped hinge plate, and the second U-shaped hinge plate is rotationally assembled on the first cylinder expansion link.
The magnetic supporting blocks are flexibly adjusted through the telescopic adjustment of the first cylinder telescopic rod, the second cylinder telescopic rod and the third cylinder telescopic rod, so that the reinforced supporting legs adapt to various shapes of supporting rail ornaments in a plurality of units.
Compared with the prior art, the crane counterweight system for regulating and controlling based on the hoisted object can:
The crane enters a construction area, and in the process of hoisting and moving a hoisted object by using a crane arm, the telescopic weight piece is driven by the driving device to move around the supporting disc, and the position is redistributed; one of the telescopic weight pieces is used for adjusting balance of the crane arm counterweight, and the other telescopic weight piece is used for adjusting balance of the crane counterweight; realizing multi-angle and multi-direction adjustment according to the crane;
The driving device can flexibly drive the telescopic counterweight according to the lifting and moving of the lifting object, so that the telescopic counterweight is flexibly and adaptively adapted to the lifting and moving of the lifting object in real time;
In the process of hoisting different hoisted objects, the movable penetration degree among a plurality of unit weight boxes is achieved by using the second telescopic rod, the extension degree of the telescopic weight piece is adjusted, and the counterweight fluid is added for the unit weight boxes in a matched mode, so that the weight of the counterweight unit is flexibly adjusted based on the type of the hoisted object, and the non-energy consumption is reduced; the weight of the crane can be adjusted adaptively by flexibly adjusting the weight fluid, so that idle work is avoided in the movement of the crane, and unnecessary energy is consumed;
In the process of hoisting different hoisting objects, especially in the face of heavier hoisting objects or in some uneven and skewed construction environments, steel ropes are used for being tied on limiting holes to limit telescopic weight parts, so that a plurality of steel ropes are used for limiting and locking the hoisting machine from multiple angles and multiple directions, and the gravity center of the hoisting machine is balanced to ensure the stability and the safety of the hoisting machine;
The crane enters a construction area, the crane arm acts on the auxiliary support rail assembly through the reinforcing support leg in the process of lifting and moving a lifting object, the auxiliary support rail assembly realizes magnetism of the magnetic support table through electrifying the electromagnetic coil, the whole auxiliary support rail assembly has magnetism, the magnetic support blocks are pushed outwards through the principle of repulsion with magnetism and indirectly act on the reinforcing support leg, the crane arm is reinforced and supported, a plurality of unit auxiliary support rails are laid around the crane after being arranged in various shapes (round, elliptic, straight line, curve and the like, the condition of conforming to the movement track of the crane arm) is realized, the crane arm is rotated and moved in the process of rotating or other movements, the auxiliary reinforcing support is carried out on the crane arm, and the gravity center of the crane is balanced so as to ensure the stability and the safety of the crane; the situation that a supporting blind area exists between two adjacent hydraulic supporting legs in the auxiliary supporting process of the existing crane from the periphery of the crane by utilizing the hydraulic supporting legs is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a crane counterweight system regulated based on a crane in one embodiment of the invention;
FIG. 2 is a schematic view of an auxiliary support rail assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view showing the structure of a unit auxiliary supporting rail in one embodiment of the present invention;
FIG. 4 is a schematic structural view of a crane jib assembly in one embodiment of the invention;
FIG. 5 is a schematic view of the structure of a reinforcing support leg in one embodiment of the present invention;
FIG. 6 is a schematic view of the construction of a counterweight assembly in one embodiment of the invention;
FIG. 7 is a schematic view of the construction of a counterweight assembly with the attachment blocks removed in one embodiment of the invention;
FIG. 8 is a schematic view of the construction of a counterweight assembly with the telescoping counterweight and attachment blocks removed in one embodiment of the invention;
FIG. 9 is a schematic view of the structure of the telescopic weight according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of a crane jib in one embodiment of the invention;
FIG. 11 is a schematic illustration of the placement of the auxiliary support rail assembly in a circular shape in one embodiment of the present invention;
FIG. 12 is an illustration of the auxiliary support rail assembly laying in a straight line in an embodiment of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
100. An auxiliary support rail assembly; 110. unit auxiliary supporting rail 120, bottom supporting seat 130, supporting table 140 and magnetic supporting table;
200. A crane arm assembly; 210. crane arms 220, reinforcing support legs 230, and counterweight assemblies;
2101. Primary horn 2102, secondary horn 2103, hydraulic telescopic rod I;
2201. The device comprises a magnetic supporting block 2202, a first cylinder telescopic rod, 2203, a second cylinder telescopic rod, 2204, a fixing plate, 2205, a third cylinder telescopic rod, 2206, a supporting plate, 2207, a first U-shaped hinge plate, 2208, a connecting plate, 2209 and a second U-shaped hinge plate;
2301. The telescopic counterweight device comprises additional mounting blocks 2302, telescopic counterweight pieces 2303, supporting plates 2304, chassis 2305, fixing rings 2306, bottom plates 2307 and mounting plates; 23021. limiting holes 23022, limiting plates 23023, reinforcing frames 23024, unit weight boxes 23025, limiting sliding blocks 23026 and clamping grooves.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the embodiment of the present invention, as shown in fig. 1, 4, 6, 7, 8 and 9: the crane counterweight system based on the regulation and control of the lifted object comprises a crane horn assembly 200 additionally arranged on a crane, wherein the crane horn assembly 200 comprises:
a crane jib 210 for hoisting and moving a hoisted object;
A counterweight assembly 230 mounted on the crane for adjusting the balance of the crane and said crane jib 210; the crane jib 210 is assembled to the counterweight assembly 230;
Further, it can be seen from a summary of the above-described cases that: the crane enters a construction area, and a crane arm 210 is used for hoisting and moving a hoisted object; in the process, the balance weight assembly 230 is used for adjusting the balance of the crane and the crane arm 210 so as to ensure the stability and the safety of the crane and the crane arm 210, so that the crane keeps balance when lifting objects, and the situation of overturning or unsteadiness is prevented;
Wherein the counterweight assembly 230 includes a support plate 2303 and a telescoping counterweight 2302, the crane jib 210 being mounted on the support plate 2303; the telescopic weight pieces 2302 are arranged in a plurality and distributed around the support disc 2303 in an array, and the telescopic weight pieces 2302 are assembled on the support disc 2303 in a sliding manner;
The support disc 2303 is assembled on the crane through the chassis 2304, a driving device is arranged between the support disc 2303 and the chassis 2304, and the driving device is connected to the telescopic counterweight 2302 in a power transmission manner and is used for adjusting the telescopic counterweight 2302 to be distributed around the support disc 2303; one of the plurality of telescopic weight pieces 2302 is used for adjusting balance of the crane boom 210, and the other one of the plurality of telescopic weight pieces 2302 is used for adjusting balance of the crane balance;
Further, it can be seen from a summary of the above-described cases that: when the crane enters a construction area and the crane arm 210 is used for hoisting and moving a hoisted object, the driving device drives the telescopic weight 2302 to move around the support disc 2303 and redistribute the position; the balance of the crane arm 210 is adjusted by utilizing a plurality of telescopic weight pieces 2302 at one position, and the balance of the crane is adjusted by utilizing a plurality of telescopic weight pieces 2302 at the other position; realizing multi-angle and multi-direction adjustment according to the crane; meanwhile, the driving device can flexibly drive the telescopic counterweight 2302 according to the lifting and moving of the lifting object, so that the telescopic counterweight 2302 is flexibly and adaptively adapted to the lifting and moving of the lifting object in real time;
The telescopic counterweight 2302 comprises a plurality of unit counterweight boxes 23024, the plurality of unit counterweight boxes 23024 are movably inserted, a second hydraulic telescopic rod is arranged in the plurality of unit counterweight boxes 23024 in a penetrating way, the movable insertion degree between the plurality of unit counterweight boxes 23024 is achieved through the second hydraulic telescopic rod, and the telescopic counterweight 2302 is used for adjusting the extension degree of the telescopic counterweight 2302;
filling pipes are additionally arranged on the unit weight boxes 23024 and used for adding weight fluid to the unit weight boxes 23024, and the weight fluid is used for adjusting the weight of the unit weight boxes 23024;
It should be noted that: the weight fluid may be water, sand, or metal particle balls, etc., and is not particularly limited as long as it is sufficient to adjust the weight of the unit weight cases 23024, and water is preferably used herein;
Further, it can be seen from a summary of the above-described cases that: in the process of hoisting different hoisted objects, the movable penetration degree among the plurality of unit weight boxes 23024 is achieved by using the second telescopic rod, the extension degree of the telescopic weight 2302 is adjusted, and the counterweight fluid is added to the unit weight boxes 23024 in a matched mode, so that the weight of the counterweight unit is flexibly adjusted based on the type of the hoisted object, and the energy consumption is reduced; and the weight fluid is flexibly adjusted, so that the weight of the crane can be adaptively adjusted, the idle work in the movement of the crane is avoided, and unnecessary energy is consumed.
In the embodiment of the present invention, as shown in fig. 6, 7, 8 and 9: the telescopic counterweight 2302 further comprises a limiting plate 23022, and the limiting plate 23022 is fixed on the unit counterweight box 23024 through a reinforcing frame 23023; the limiting plate 23022 is provided with a limiting hole 23021, and the limiting hole 23021 is used for bolting and fixing a steel rope;
the unit weight case 23024 is fixed on a limit slider 23025, a clamping groove 23026 is formed in the limit slider 23025, and the clamping groove 23026 is slidably clamped on the support plate 2303.
Further, it can be seen from a summary of the above-described cases that: in the process of hoisting different hoisting objects, especially heavy hoisting objects, or uneven and inclined construction environments, steel ropes are used for being tied on the limiting holes 23021 to limit the telescopic counterweight 2302, so that the hoisting machine is locked by a plurality of steel ropes from multiple angles and multiple directions, and the gravity center of the hoisting machine is balanced, so that the stability and the safety of the hoisting machine are ensured.
In the embodiment of the present invention, as shown in fig. 6, 7, 8 and 9: the driving devices are in one-to-one correspondence with the unit weight boxes 23024, and comprise a driving motor and a rack ring, wherein a rotating shaft is fixed on an output shaft of the driving motor, a gear is fixed on the rotating shaft, and the gear is meshed with the rack ring; the rack ring is laid on the support plate 2303.
It should be noted that: the drive motor, the gear and the rack ring, and the power-on wiring mode of the drive motor are all the prior art, the detailed structure of the drive motor can be known in the existing literature journal, and the drive motor can be directly purchased in the market or can be formed by purchasing parts in the market; which are not intended to be protected by the present invention and are not shown in detail in the accompanying drawings.
In the embodiment of the present invention, as shown in fig. 6, 7 and 8: the counterweight assembly 230 further includes an attachment block 2301, the attachment block 2301 for assembling the crane jib 210; a mounting plate 2307 is fixed on the attachment block 2301, and the mounting plate 2307 is mounted on the support plate 2303 by a plurality of bolts;
Chassis 2304 is fixed to the bottom of support plate 2303 by connecting posts, chassis 2304 is fixed to fixing ring 2305, fixing ring 2305 is fixed to bottom plate 2306, and bottom plate 2306 is mounted on a crane.
In the embodiment of the present invention, as shown in fig. 10: the crane horn 210 comprises a primary horn 2101 and a secondary horn 2102, and the primary horn 2101 and the secondary horn 2102 are additionally arranged together; the secondary arm 2102 is rotatably assembled on the base table;
the side of the secondary horn 2102 is rotatably provided with a first hydraulic telescopic rod 2103, and the first hydraulic telescopic rod 2103 is rotatably arranged on the base table at one end far away from the secondary horn 2102.
In the embodiment of the invention, as shown in fig. 1, 2, 3, 11 and 12: the crane counterweight system for regulating and controlling based on the hoisted objects further comprises an auxiliary support rail assembly 100, wherein the auxiliary support rail assembly 100 comprises a plurality of unit auxiliary support rails 110, and the unit auxiliary support rails 110 are independently arranged;
the plurality of unit auxiliary supporting rails 110 are used for being arranged in various shapes and are paved around the crane;
For example, referring to fig. 11, the plurality of unit auxiliary support rails 110 may be arranged in a circular shape; or referring to fig. 12, a plurality of unit auxiliary support rails 110 may be arranged in a straight line; or the plurality of unit auxiliary supporting rails 110 may be arranged in other curved shapes, etc.; the specific shape is not limited, as long as it can support the crane arm 210 in a rotating manner or other moving processes.
As shown in fig. 3: the unit auxiliary supporting rail 110 includes a supporting table 130, a magnetic supporting table 140 is laid on the supporting table 130, a plurality of electromagnetic coils are laid on the magnetic supporting table 140, and the magnetic supporting table 140 has magnetism by energizing the electromagnetic coils;
the support 130 is fixed to a third hydraulic telescoping rod, which is mounted to the base support 120.
It should be noted that: the electromagnetic coil and the electrifying wiring mode of the electromagnetic coil are all in the prior art, the detailed structure of the electromagnetic coil can be known in the existing literature journal, and meanwhile, the electromagnetic coil can be directly purchased in the market, or parts can be purchased in the market for composition and the like; which are not intended to be protected by the present invention and are not shown in detail in the accompanying drawings.
As shown in fig. 1,2, 3, 4 and 5: the crane arm assembly 200 further comprises a reinforcing support leg 220, wherein the reinforcing support leg 220 is additionally arranged on the crane arm 210;
the reinforcing support leg 220 has a magnetic support block 2201 mounted thereon.
Further, it can be seen from a summary of the above-described cases that: in the process that the crane enters a construction area and uses the crane arm 210 to hoist and move a hoisted object, the crane arm 210 acts on the auxiliary support rail assembly 100 through the reinforcing support leg 220, the auxiliary support rail assembly 100 electrifies the electromagnetic coil to enable the magnetic support table 140 to have magnetism, after the whole auxiliary support rail assembly 100 has magnetism, the magnetic support blocks 2201 are pushed outwards through the principle of repulsion with the magnetism and indirectly act on the reinforcing support leg 220 to reinforce and support the crane arm 210, so that the situation that a plurality of unit auxiliary support rails 110 are arranged in various shapes (such as circles, ellipses, lines, curves and the like and conform to the moving track of the crane arm 210) is realized, the crane is paved around the crane, the crane arm 210 is rotated and moved, or the crane arm 210 is subjected to auxiliary reinforcing support in other moving processes, and the gravity center of the crane is balanced, so that the stability and the safety of the crane are ensured; the situation that a supporting blind area exists between two adjacent hydraulic supporting legs in the auxiliary supporting process of the existing crane from the periphery of the crane by utilizing the hydraulic supporting legs is avoided.
In the embodiment of the present invention, as shown in fig. 5: the reinforced support leg 220 comprises a first cylinder telescopic rod 2202, the first cylinder telescopic rod 2202 is rotatably assembled on a first U-shaped hinge plate 2207, and a connecting plate 2208 is fixed on the first U-shaped hinge plate 2207;
The magnetic supporting block 2201 is fixed at the end of the first cylinder telescopic rod 2202 far away from one end of the first U-shaped hinge plate 2207.
In the embodiment of the present invention, as shown in fig. 5: the reinforced support leg 220 further comprises a third cylinder telescopic rod 2205, the third cylinder telescopic rod 2205 is fixed on a fixed plate 2204, and the fixed plate 2204 is fixed on the crane arm 210; the third cylinder telescopic rod 2205 is fixed on a support plate 2206 at one end far away from the fixing plate 2204, and the support plate 2206 is fixed on a first U-shaped hinge plate 2207;
The support plate 2206 is fixedly provided with a second cylinder telescopic rod 2203, the other end of the second cylinder telescopic rod 2203 is fixedly arranged on a second U-shaped hinge plate 2209, and the second U-shaped hinge plate 2209 is rotatably assembled on the first cylinder telescopic rod 2202.
Further, it can be seen from a summary of the above-described cases that: the magnetic supporting block 2201 is flexibly adjusted through the telescopic adjustment of the first cylinder telescopic rod 2202, the second cylinder telescopic rod 2203 and the third cylinder telescopic rod 2205, so that the reinforcing supporting leg 220 is suitable for various shapes of the auxiliary supporting rail 110.
Aiming at the fact that the adjustment mode of the counterweight system of the existing crane is relatively fixed, the crane is mainly aimed at the lifting direction of the crane arm, and under some environments with complex construction conditions, if the counterweight system can only coordinate the lifting direction of the crane arm, but cannot be adjusted in multiple angles and multiple directions according to the crane, the crane work is affected; the crane counterweight system for regulating and controlling based on the hoisted objects can realize the following steps:
when the crane enters a construction area and the crane arm 210 is used for hoisting and moving a hoisted object, the driving device drives the telescopic weight 2302 to move around the support disc 2303 and redistribute the position; the balance of the crane arm 210 is adjusted by utilizing a plurality of telescopic weight pieces 2302 at one position, and the balance of the crane is adjusted by utilizing a plurality of telescopic weight pieces 2302 at the other position; realizing multi-angle and multi-direction adjustment according to the crane; meanwhile, the driving device can flexibly drive the telescopic counterweight 2302 according to the lifting and moving of the lifting object, so that the telescopic counterweight 2302 is flexibly and adaptively adapted to the lifting and moving of the lifting object in real time; in the process of hoisting different hoisted objects, the movable penetration degree among the plurality of unit weight boxes 23024 is achieved by using the second telescopic rod, the extension degree of the telescopic weight 2302 is adjusted, and the counterweight fluid is added to the unit weight boxes 23024 in a matched mode, so that the weight of the counterweight unit is flexibly adjusted based on the type of the hoisted object, and the energy consumption is reduced; and the weight fluid is flexibly adjusted, so that the weight of the crane can be adaptively adjusted, the idle work in the movement of the crane is avoided, and unnecessary energy is consumed.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The crane counterweight system based on the regulation and control of the hoisted objects is characterized in that,
Including install hoist horn assembly (200) on hoist additional, hoist horn assembly (200) include:
a crane jib (210) for hoisting and moving a hoisted object;
a counterweight assembly (230) mounted on the crane for adjusting the balance of the crane and the crane jib (210); a crane jib (210) mounted on the counterweight assembly (230);
Wherein the counterweight assembly (230) comprises a support disc (2303) and a telescopic counterweight (2302), and the crane jib (210) is assembled on the support disc (2303); the telescopic weight pieces (2302) are arranged in a plurality and distributed around the support disc (2303) in an array manner, and the telescopic weight pieces (2302) are assembled on the support disc (2303) in a sliding manner;
The support disc (2303) is assembled on the crane through the chassis (2304), a driving device is arranged between the support disc (2303) and the chassis (2304), and the driving device is connected to the telescopic weight pieces (2302) in a power transmission manner and is used for adjusting the telescopic weight pieces (2302) to be distributed around the support disc (2303); one telescopic weight part (2302) is used for adjusting balance of the crane jib (210) counterweight, and the other telescopic weight part (2302) is used for adjusting balance of the crane counterweight;
The telescopic weight piece (2302) comprises a plurality of unit weight boxes (23024), the plurality of unit weight boxes (23024) are movably inserted, a second hydraulic telescopic rod is arranged inside the plurality of unit weight boxes (23024) in a penetrating mode, the movable insertion degree between the plurality of unit weight boxes (23024) is achieved through the second hydraulic telescopic rod, and the movable insertion degree is used for adjusting the extension degree of the telescopic weight piece (2302);
The unit weight box (23024) is additionally provided with a filling pipe, the filling pipe is used for adding weight fluid to the unit weight box (23024), and the weight fluid is used for adjusting the weight of the unit weight box (23024).
2. The crane counterweight system for crane-based conditioning according to claim 1 wherein,
The telescopic counterweight (2302) further comprises a limiting plate (23022), and the limiting plate (23022) is fixed on the unit counterweight box (23024) through a reinforcing frame (23023); a limiting hole (23021) is formed in the limiting plate (23022), and the limiting hole (23021) is used for bolting and fixing a steel rope;
the unit weight box (23024) is fixed on the limit slider (23025), the limit slider (23025) is provided with a clamping groove (23026), and the clamping groove (23026) is slidably clamped on the support disc (2303).
3. The crane counterweight system for regulating and controlling based on the hoisted objects according to claim 2, wherein a plurality of driving devices are arranged, the plurality of driving devices are in one-to-one correspondence with the plurality of unit counterweight boxes (23024), the driving devices comprise a driving motor and a rack ring, a rotating shaft is fixed on an output shaft of the driving motor, a gear is fixed on the rotating shaft, and the gear is meshed with the rack ring; the rack ring is laid on the support disc (2303).
4. The crane counterweight system for crane-based conditioning according to claim 1 wherein,
The counterweight assembly (230) further comprises an attachment block (2301), the attachment block (2301) being used for assembling the crane jib (210); a mounting plate (2307) is fixed on the mounting block (2301), and the mounting plate (2307) is mounted on the support plate (2303) through a plurality of bolts;
The chassis (2304) is fixed at the bottom of the supporting disc (2303) through a connecting column, the chassis (2304) is fixed on the fixed ring (2305), the fixed ring (2305) is fixed on the bottom plate (2306), and the bottom plate (2306) is installed on the crane.
5. The crane counterweight system for crane-based conditioning according to claim 1 wherein,
The crane horn (210) comprises a primary horn (2101) and a secondary horn (2102), and the primary horn (2101) and the secondary horn (2102) are additionally arranged together; the secondary arm (2102) is rotatably assembled on the base table;
The side of the secondary horn (2102) is rotatably provided with a first hydraulic telescopic rod (2103), and the first hydraulic telescopic rod (2103) is rotatably arranged on the base platform at one end far away from the secondary horn (2102).
6. The crane counterweight system according to any of claims 1 to 5 wherein the crane counterweight system is controlled based on a crane,
The crane counterweight system for regulating and controlling based on the hoisted objects further comprises an auxiliary support rail assembly (100), wherein the auxiliary support rail assembly (100) comprises a plurality of unit auxiliary support rails (110), and the unit auxiliary support rails (110) are independently arranged;
the plurality of unit auxiliary supporting rails (110) are used for being arranged in various shapes and are paved around the crane.
7. The crane counterweight system for crane control according to claim 6 wherein,
The unit auxiliary supporting rail (110) comprises a supporting table (130), a magnetic supporting table (140) is paved on the supporting table (130), a plurality of electromagnetic coils are paved on the magnetic supporting table (140), and the magnetic supporting table (140) has magnetism by electrifying the electromagnetic coils;
The supporting table (130) is fixed on a hydraulic telescopic rod III which is arranged on the bottom supporting seat (120).
8. The crane counterweight system for crane control according to claim 7 wherein,
The crane jib assembly (200) further comprises a reinforced supporting leg (220), and the reinforced supporting leg (220) is additionally arranged on the crane jib (210);
The reinforced support legs (220) are provided with magnetic support blocks (2201).
9. The crane counterweight system for crane-based conditioning according to claim 8 wherein,
The reinforced support leg (220) comprises a first cylinder telescopic rod (2202), the first cylinder telescopic rod (2202) is rotatably assembled on a first U-shaped hinge plate (2207), and a connecting plate (2208) is fixed on the first U-shaped hinge plate (2207);
the magnetic supporting block (2201) is fixed at the end of the first cylinder telescopic rod (2202) far away from one end of the first U-shaped hinge plate (2207).
10. The crane counterweight system for crane-based conditioning according to claim 9 wherein,
The reinforced supporting leg (220) further comprises a third air cylinder telescopic rod (2205), the third air cylinder telescopic rod (2205) is fixed on a fixed plate (2204), and the fixed plate (2204) is fixed on the crane arm (210); the cylinder telescopic rod III (2205) is fixed on a supporting plate (2206) at one end far away from the fixed plate (2204), and the supporting plate (2206) is fixed on a U-shaped hinge plate I (2207);
A second cylinder telescopic rod (2203) is fixed on the support plate (2206), the other end of the second cylinder telescopic rod (2203) is fixed on a second U-shaped hinge plate (2209), and the second U-shaped hinge plate (2209) is rotationally assembled on the first cylinder telescopic rod (2202).
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| CN202410460754.9A CN118062753B (en) | 2024-04-17 | 2024-04-17 | Crane counterweight system based on lifting object regulation and control |
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| CN202410460754.9A CN118062753B (en) | 2024-04-17 | 2024-04-17 | Crane counterweight system based on lifting object regulation and control |
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| CN118062753B (en) | 2024-07-05 |
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