CN115611016A

CN115611016A - Intelligent prefabricated part storage yard

Info

Publication number: CN115611016A
Application number: CN202211204478.7A
Authority: CN
Inventors: 左德发; 田武; 李杨; 赵冲锋; 王帅
Original assignee: Jinpeng Assembly Construction Co ltd
Current assignee: Anhui Jinpeng Green Building Industry Group Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-17
Anticipated expiration: 2042-09-29
Also published as: CN115611016B

Abstract

The invention discloses an intelligent prefabricated part storage yard, which relates to the technical field of intelligent storage yards and comprises two movable supports, a cross beam and a travelling mechanism, wherein the travelling mechanism is provided with a first retracting mechanism capable of synchronously retracting a plurality of first ropes; a second retraction mechanism capable of synchronously retracting a plurality of second ropes is movably arranged on the travelling mechanism, and the open end of each second rope is fixedly connected with the same second gripper; when only need hang and get the goods shelves that are located the below in two goods shelves that pile up together, first tongs grab the goods shelves of below, and the second tongs grabs the top goods shelves, lifts by crane two goods shelves and makes two goods shelves separation, and running gear drives the motion of top goods shelves along the crossbeam, and the relative running gear of second jack removes so that the relative crossbeam of top goods shelves keeps fixed, and when two goods shelves stagger completely in vertical direction, each second rope of second jack length makes the top goods shelves transfer to subaerial.

Description

Intelligent prefabricated part storage yard

Technical Field

The invention relates to the technical field of intelligent storage yards, in particular to an intelligent prefabricated part storage yard.

Background

After the prefabricated parts are lifted from a production workshop, the prefabricated parts are generally stored in a storage yard for more than one week due to the problems of insufficient strength, project supply period and the like, and the storage yard becomes an important component of a prefabricated part factory.

The patent application with the publication number of CN112279106A discloses an intelligent storage yard of a PC factory, which comprises a storage yard, a wallboard loading frame, a gantry crane walking track, a gantry crane, a movable trolley, a lifting appliance, a central control system, a first camera system, a second camera system, a cart laser ranging system, a trolley laser ranging system and a lifting hook laser ranging system, and can realize intelligent management and control of wall PC components. And as for a patent with publication number CN208326712U, the patent discloses an intelligent large-scale concrete prefabricated part storage yard, which comprises an unmanned overhead traveling crane, wherein a shelf base is arranged on the prefabricated part storage yard below the unmanned overhead traveling crane, shelves and prefabricated parts are placed on the shelf base, an outward transport vehicle for outward transporting the prefabricated parts maintained by the maintenance kiln is arranged in a storage buffer area of the prefabricated part storage yard, the shelves and the prefabricated parts on the outward transport vehicle are hoisted to the shelf bases at corresponding positions by hoisting equipment for stacking, and the corresponding shelves and the prefabricated parts are hoisted to special transport vehicles by the hoisting equipment for transporting during shipment.

In many factories, land resources are in shortage, and with the increase of the volume, a yard is also developed from the initial single-layer shelf storage to the multi-layer shelf stacking storage, at present, when only the shelves below the stacked shelves need to be shipped in the yard, a crane (also called a gantry crane or an unmanned overhead crane) in the yard can only hoist and move the upper shelves to other positions and put down, then the crane returns to hoist and transport the needed shelves to a transport vehicle, and the crane also needs to return to hoist the upper shelves which are moved to the original position again to keep the yard order necessary, so that the whole shipping process of the yard is not time-consuming and efficient.

Disclosure of Invention

The invention aims to provide an intelligent prefabricated part storage yard to overcome the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme: an intelligent prefabricated part storage yard comprises a crane, wherein the crane comprises two movable supports which are arranged in parallel, a cross beam is fixedly arranged between the top ends of the two movable supports, a travelling mechanism is movably arranged on the cross beam, a first retracting mechanism capable of synchronously retracting a plurality of first ropes is arranged on the travelling mechanism, the open end of each first rope is fixedly connected with the same first gripper, and the first gripper is sleeved outside a goods shelf when gripping the goods shelf on which the prefabricated parts are stacked; a second retraction mechanism capable of retracting and releasing a plurality of second ropes synchronously is movably arranged on the travelling mechanism, the open end of each second rope is fixedly connected with the same second gripper, and the second gripper is embedded in the inner side of the goods shelf when gripping the goods shelf; when only the goods shelf positioned below in the two stacked goods shelves needs to be lifted, the first gripper grabs the lower goods shelf, the second gripper grabs the upper goods shelf, the two goods shelves are lifted and separated, the travelling mechanism drives the upper goods shelf to move along the cross beam, meanwhile, the second retraction mechanism moves relative to the travelling mechanism so that the upper goods shelf keeps fixed relative to the cross beam, and when the two goods shelves are completely staggered in the vertical direction, the second retraction mechanism lengthens each second rope to enable the upper goods shelf to be placed on the ground.

Furthermore, the first retraction jack comprises two parallel first shaft levers rotatably arranged on the travelling mechanism, the two ends of the two first shaft levers are fixedly connected with first wheel discs coaxially, the number of the first ropes is four, one ends of the four first ropes are wound on the four first wheel discs in a one-to-one correspondence manner, a first motor and a first speed reducer are arranged on the travelling mechanism, the power input end of the first speed reducer is connected with the rotating shaft of the first motor, and the power output end of the first speed reducer drives the two first shaft levers to synchronously rotate.

Furthermore, a sliding rail is arranged on the traveling mechanism, the second folding and unfolding mechanism comprises a support, and the support is connected with the sliding rail in a sliding manner.

Furthermore, the second retraction jack further comprises two parallel second shaft rods rotatably arranged on the support, two ends of each of the two second shaft rods are coaxially and fixedly connected with second wheel discs, four second ropes are arranged, one ends of the four second ropes are wound on the four second wheel discs in a one-to-one correspondence manner, a second motor and a second speed reducer are arranged on the support, a power input end of the second speed reducer is connected with a rotating shaft of the second motor, and a power output end of the second speed reducer drives the two second shaft rods to rotate synchronously.

Further, the support slides on the slide rail and drives through drive assembly, drive assembly includes third motor, chain and two sprockets, and the both ends of slide rail respectively rotate and set up one the sprocket, the chain cover is established at two sprockets, and the equal fixed connection in both ends of chain is on the support, one of them sprocket of third motor drive rotates.

Further, vertical slip is provided with the slide bar on the support, and the top elasticity of slide bar is provided with the brake block, the bottom of crossbeam is provided with the brake strip along length direction is fixed, the top of second tongs has butt portion, and the vertical in-process that shifts up of second tongs has a butt station, and at the butt station, butt portion and slide bar bottom butt are so that brake block laminating brake strip.

Furthermore, the first gripper comprises a first rectangular frame, two first pin rods are arranged on two opposite sides of the first rectangular frame in a sliding mode, the two first pin rods positioned on the same side of the first rectangular frame form a group, a first linkage assembly is arranged on the first rectangular frame, and the first linkage assembly enables the two groups of first pin rods to slide relatively.

Furthermore, the first linkage assembly comprises a support rod positioned in the middle of one side of the first rectangular frame, the support rod is connected with a first rotating rod in a rotating mode, the two ends of the first rotating rod are respectively connected with first connecting rods in a rotating mode, one ends, away from the first rotating rod, of the two first connecting rods are respectively connected with first sliding rods, the two first sliding rods are arranged on the first rectangular frame in an all-sliding mode, the first rectangular frame is respectively connected with second rotating rods in a rotating mode, one ends of the two second rotating rods are respectively connected with one first sliding rod in a rotating mode, the other ends of the two second rotating rods are respectively connected with a connecting rod in a rotating mode, each connecting rod is fixedly connected with a group of pin rods, a first hydraulic cylinder is arranged on the first rectangular frame, and the first hydraulic cylinder drives one of the first sliding rods to slide.

Furthermore, the second gripper comprises a second rectangular frame, two second pin rods are arranged on two opposite sides of the second rectangular frame in a sliding manner, the two coaxial second pin rods form a group, and a second linkage assembly is arranged on the second rectangular frame and enables the two second pin rods in the same group to slide relatively; the second linkage assembly comprises a fixed rod fixedly connected to the middle of the second rectangular frame, the middle of the fixed rod is rotatably connected with a third rotating rod, two ends of the third rotating rod are rotatably connected with second connecting rods respectively, one ends, far away from the third rotating rod, of the second connecting rods are rotatably connected with second sliding rods respectively, the two second sliding rods are slidably connected to the second rectangular frame respectively, the two second sliding rods are rotatably connected with two third connecting rods respectively, the two third connecting rods located on the same second sliding rod are rotatably connected with the two second pin rods of one group in a one-to-one correspondence mode, the other two third connecting rods are rotatably connected with the two second pin rods of the other group in a one-to-one correspondence mode, second hydraulic cylinders are arranged on the second rectangular frame and drive one of the second sliding rods to slide.

The intelligent storage yard management system is used for monitoring the walking position of the crane, sending position information of the crane to the intelligent storage yard management system and receiving instruction information issued by the intelligent storage yard management system, after the prefabricated components are offline, the prefabricated components are coded and stored in a goods shelf, the prefabricated component codes are bound with the goods shelf codes in the intelligent storage yard management system, one goods shelf stores a plurality of prefabricated components, one goods shelf code corresponds to the plurality of prefabricated component codes, the goods shelf is conveyed to a storage yard after being fully stored, the recommended position for storing the goods shelf is given by the intelligent storage yard management system, the goods shelf is conveyed to the recommended position by the crane and stored, the existing position information of the goods shelf is sent to the intelligent storage yard management system, the goods shelf codes are bound with the existing position information by the intelligent storage yard management system, when the prefabricated components are required on a construction site, a delivery requirement is sent to the storage yard, the intelligent storage yard management system sends the position information corresponding to the required prefabricated component codes to the crane, the crane walks to the specified position according to the instruction, the required prefabricated components are conveyed to a transport vehicle, and the transport vehicle sends the required prefabricated components to the construction site.

In the technical scheme, when a crane only needs to lift a lower goods shelf of two stacked goods shelves, a first gripper grips the lower goods shelf, a second gripper grips the upper goods shelf, the two goods shelves are lifted and separated at the same time, a traveling mechanism drives the upper goods shelf to move along a cross beam, and meanwhile, a second retraction mechanism moves relative to the traveling mechanism so as to keep the upper goods shelf fixed relative to the cross beam.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1-2 are schematic overall structural diagrams of a crane provided by an embodiment of the invention;

fig. 3-5 are schematic connection diagrams of a traveling mechanism, a first retracting mechanism and a second retracting mechanism according to an embodiment of the present invention;

fig. 6 is a schematic connection diagram of a traveling mechanism, a first retraction mechanism, a second retraction mechanism and a driving assembly according to an embodiment of the present invention;

FIGS. 7-8 are schematic structural views of a first gripper and a second gripper according to an embodiment of the present invention;

9-10 are schematic views of the first and second grasping arms grasping a shelf simultaneously according to the embodiment of the invention;

FIG. 11 is a schematic view of an overall structure according to another embodiment of the present invention;

fig. 12 is an enlarged view of a portion of the structure of fig. 11 according to an embodiment of the present invention.

Description of the reference numerals:

1. moving the support; 2. a cross beam; 3. a traveling mechanism; 4. a first radio and tape player; 4.1, a first shaft lever; 4.2, a first wheel disc; 4.3, a first motor; 4.4, a first speed reducer; 5. a first rope; 6. A first gripper; 6.1, a first rectangular frame; 6.2, a first pin rod; 6.3, supporting rods; 6.4, a first rotating rod; 6.5, a first connecting rod; 6.6, a first slide bar; 6.7, a second rotating rod; 6.8, connecting rods; 6.9, a first hydraulic cylinder; 7. a second pick-and-place mechanism; 7.1, a bracket; 7.2, a second shaft rod; 7.3, a second wheel disc; 7.4, a second motor; 7.5, a second speed reducer; 8. a second rope; 9. a second gripper; 9.1, a second rectangular frame; 9.2, a second pin rod; 9.3, fixing a rod; 9.4, a third rotating rod; 9.5, a second connecting rod; 9.6, a second slide bar; 9.7, a third connecting rod; 9.8, a second hydraulic cylinder; 10. a drive assembly; 10.1, a third motor; 10.2, a chain; 10.3, a chain wheel; 11. a slide bar; 12. a brake pad; 13. a brake bar; 14. a slide rail; 15. a first spring; 16. a second spring; 17. and a balancing weight.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 12, an intelligent prefabricated part yard according to an embodiment of the present invention includes a crane, where the crane includes two moving supports 1 arranged in parallel, the two moving supports 1 can move horizontally and synchronously, a cross beam 2 is fixedly disposed between top ends of the two moving supports 1, a length direction of the cross beam 2 is perpendicular to a moving direction of the two moving supports 1, the two moving supports 1 and the cross beam 2 form a gantry structure, a traveling mechanism 3 is disposed on the cross beam 2 along the length direction of the cross beam 2 in a horizontal movement manner, and the moving supports 1, the cross beam 2, and the traveling mechanism 3 are all in the prior art and are not described herein again. The traveling mechanism 3 is provided with a first retracting mechanism 4 capable of synchronously retracting a plurality of first ropes 5, the open end of each first rope 5 is fixedly connected with the same first gripper 6, and the first gripper 6 is sleeved outside a goods shelf for stacking prefabricated components when the first gripper 6 grips the goods shelf; a second retracting mechanism 7 capable of synchronously retracting a plurality of second ropes 8 is movably arranged on the travelling mechanism 3, the open end of each second rope 8 is fixedly connected with the same second gripper 9, and the second gripper 9 is embedded in the inner side of the goods shelf when gripping the goods shelf; when only the goods shelf positioned at the lower part of two stacked goods shelves needs to be lifted, the first rope 5 is lengthened through the first retracting mechanism 4 to enable the first hand grip 6 to descend to be embedded at the top part of the upper goods shelf, the first hand grip 6 takes the lower goods shelf off, the second rope 8 is lengthened through the second retracting mechanism 7 to enable the second hand grip 9 to descend, the second hand grip 9 penetrates through the upper goods shelf outside and then is sleeved at the top part of the lower goods shelf, the second hand grip 9 grips the upper goods shelf, two goods shelves are lifted (the upper goods shelf is lifted first and then the lower goods shelf is lifted, or the two goods shelves are lifted at the same time) and are separated (the bottom part of the upper goods shelf and the top part of the lower goods shelf keep a distance in the vertical direction), then the traveling mechanism 3 drives the first picking and laying mechanism 4, the first ropes 5, the first gripper 6 and the lower shelf (the shelf to be delivered) grabbed by the first gripper 6 to move along the beam 2, meanwhile, the second picking and laying mechanism 7 moves relative to the traveling mechanism 3 so that the upper shelf grabbed by the second picking and laying mechanism 7, the second ropes 8, the second gripper 9 and the second gripper 9 is kept fixed relative to the beam 2, so that the lower shelf is gradually moved away from the position right below the upper shelf, when the upper shelf and the lower shelf are completely staggered in the vertical direction, the traveling mechanism 3 stops moving temporarily, the second picking and laying mechanism 7 lengthens the second ropes 8, the second gripper 9 descends to lower the upper shelf to the ground of a yard, and finally, the crane transfers the shelf grabbed by the first gripper 6 to a transport vehicle. The invention greatly reduces the time for shipping the lower goods shelf in the stacked goods shelves and greatly improves the shipping efficiency.

As a preferred technical solution of the present invention, the first retracting and releasing mechanism 4 includes two parallel first shaft levers 4.1 rotatably disposed on the traveling mechanism 3, the two first shaft levers 4.1 have the same height and have aligned end portions, the two ends of the two first shaft levers 4.1 are coaxially and fixedly connected with first wheel discs 4.2, four first ropes 5 are provided, one ends of the four first ropes 5 are wound around the four first wheel discs 4.2 in a one-to-one correspondence manner, the open end of each first rope 5 is the end far away from the corresponding first wheel disc 4.2, the traveling mechanism 3 is provided with a first motor 4.3 and a first speed reducer 4.4, a power input end of the first speed reducer 4.4 is connected with a rotating shaft of the first motor 4.3, a power output end of the first speed reducer 4.4 drives the two first shaft levers 4.1 to synchronously rotate, the first motor 4.3, the first speed reducer 4.4 and the first speed reducer 4.4 drive the two first shaft levers 4.1 to synchronously rotate, which are all in the prior art, but not here. Among this technical scheme, first motor 4.3 can drive two first axostylus axostyles 4.1 synchronous rotations through first reduction gear 4.4, two first axostylus axostyles 4.1 drive first rim plate 4.2 rotation on it, thereby first rim plate 4.2 can put long the first rope 5 that corresponds, when making two first axostylus axostyles 4.1 antiport, each first rim plate 4.2 is antiport thereupon also, thereby first rim plate 4.2 can the rolling take-up corresponding first rope 5, and then realize the lift of first tongs 6.

As a preferred technical solution of the present invention, the traveling mechanism 3 is provided with a slide rail 14, the second retraction mechanism 7 includes a support 7.1, the support 7.1 is slidably connected to the slide rail 14 so that the second retraction mechanism 7 can move relative to the traveling mechanism 3, the second retraction mechanism 7 further includes two parallel second shafts 7.2 rotatably disposed on the support 7.1, the two second shafts 7.2 have equal heights and aligned ends, the length of the two second shafts 7.2 is smaller than the length of the two first shafts 4.1, two ends of the two second shafts 7.2 are coaxially and fixedly connected to the second wheel disc 7.3, four second ropes 8 are provided, one end of each of the four second ropes 8 is wound around the four second wheel discs 7.3 in a one-to-one correspondence manner, the support 7.1 is provided with the second motor 7.4 and the second speed reducer 7.5, a power input end of the second speed reducer 7.5 is connected to a rotating shaft of the second motor 7.4, a power output end of the second speed reducer 7.5 drives the two second shafts 7.2 to synchronously rotate, the second speed reducers 7.4, the second speed reducers 7.5, the second speed reducers 7.2 and the second speed reducers 7.5 are not driven by the second motors 7.2 in a synchronous manner. In this technical scheme, second motor 7.4 can drive two second axostylus axostyle 7.2 synchronous rotations through second reduction gear 7.5, two second axostylus axostyles 7.2 drive the second rim plate 7.3 rotation on it, thereby second rim plate 7.3 can lengthen the second rope 8 that corresponds, when making two second axostylus axostyles 7.2 antiport, each second rim plate 7.3 is antiport thereupon also, thereby second rim plate 7.3 can the rolling wind second rope 8 that corresponds, and then realize the lift of second tongs 9.

As a preferred technical scheme of the present invention, the support 7.1 slides on the slide rail 14 and is driven by the driving assembly 10, the driving assembly 10 includes a third motor 10.1, a chain 10.2 and two chain wheels 10.3, two ends of the slide rail 14 are respectively provided with one chain wheel 10.3 in a rotating manner, the chain 10.2 is sleeved on the two chain wheels 10.3, two ends of the chain 10.2 are both fixedly connected to the support 7.1, the third motor 10.1 drives one of the chain wheels 10.3 to rotate, the chain wheel 10.3 drives the chain 10.2 to move, and the chain 10.2 drives the support 7.1 to slide on the slide rail 14, so as to realize that the second retraction mechanism 7 moves relative to the traveling mechanism 3.

In another embodiment provided by the invention, a sliding rod 11 is vertically and slidably arranged on the bracket 7.1, a brake pad 12 is elastically arranged at the top of the sliding rod 11, a brake strip 13 is fixedly arranged at the bottom of the cross beam 2 along the length direction, the top of the second gripper 9 is provided with an abutting part, an abutting station is arranged in the process that the second gripper 9 vertically moves upwards, and the abutting part abuts against the bottom of the sliding rod 11 at the abutting station so that the brake pad 12 is attached to the brake strip 13. Furthermore, a rod body is arranged on the sliding rod 11 in a sliding mode, a brake pad 12 is fixedly connected to the top of the rod body, a first spring 15 is arranged between the brake pad 12 and the sliding rod 11, the first spring 15 is a pressure spring, a second spring 16 is arranged between the sliding rod 11 and the support 7.1, the second spring 16 is preferably a pressure spring, the elastic force of the second spring 16 acts on the sliding rod 11 downwards, the elastic force of the second spring 16 is larger than that of the first spring 15, the abutting portion is not abutted to the sliding rod 11, and the elastic force of the second spring 16 can overcome the elastic force of the first spring 15 to enable the brake pad 12 to be separated from the brake strip 13. Preferably, the brake pad 12 and the brake bar 13 are arranged such that the brake pad 12 is a wear member and the brake bar 13 is a wear member, so that when the friction between the brake pad 12 and the brake bar 13 is reduced, the new brake pad 12 can be replaced. The technical scheme replaces the driving component 10 in the previous technical scheme, in the technical scheme, when only the goods shelf positioned at the lower part of two stacked goods shelves needs to be lifted, the first gripper 6 grips the goods shelf at the lower part, the second gripper 9 grips the goods shelf at the upper part, the two goods shelves are lifted and separated, the second rope 8 is continuously wound through the second retraction mechanism 7, the second gripper 9 and the goods shelf at the upper part continue to ascend until the second gripper 9 ascends to the abutting joint station, the abutting joint part on the second gripper 9 upwards extrudes the sliding rod 11, the sliding rod 11 upwards slides to drive the brake block 12 to extrude the brake strip 13, when the extrusion force of the brake block 12 on the brake strip 13 reaches the limited pressure, the travelling mechanism 3 is started again, then the walking mechanism 3 drives the first retraction mechanism 4, the first ropes 5, the first gripper 6 and the lower goods shelf grabbed by the first gripper 6 to move along the beam 2, meanwhile, due to the friction resistance between the brake pad 12 and the brake bar 13, the upper goods shelf grabbed by the second retraction mechanism 7, the second ropes 8, the second gripper 9 and the second gripper 9 is kept fixed relative to the beam 2, the walking mechanism 3 moves relative to the second retraction mechanism 7, so that the lower goods shelf is gradually moved away from the position right below the upper goods shelf, when the upper goods shelf and the lower goods shelf are completely staggered in the vertical direction, the walking mechanism 3 stops moving temporarily, the second retraction mechanism 7 lengthens the second ropes 8, the second gripper 9 descends to enable the upper goods shelf to be lowered to the ground of the yard, and then the crane transfers the goods shelf grabbed by the first gripper 6 to the transport vehicle; when the second retracting mechanism 7 retracts the second rope 8 to enable the second gripper 9 to ascend to the abutting station again, the abutting portion extrudes the sliding rod 11, the sliding rod 11 enables the brake block 12 on the top of the sliding rod 11 to extrude the brake strip 13, the second retracting mechanism 7, the second ropes 8 and the gripper cannot move relative to the cross beam 2, and then the walking mechanism 3 moves on the cross beam 2 until the support 7.1 resets to the middle of the sliding rail 14, namely the first gripper 6 moves to the position under the second gripper 9.

In the above technical solution, the brake pad 12 can be replaced by a first tooth-shaped structure, and the brake bar 13 can be replaced by a second tooth-shaped structure, so that when the second gripper 9 is lifted to the abutting station, the first tooth-shaped structure is in clamping connection with the second tooth-shaped structure, and the second retraction mechanism 7 can be locked relative to the cross beam 2.

As a further preferable technical solution, an elastic unit (the view angle in each drawing is not shown) is further disposed between the support 7.1 and the slide rail 14, the elastic unit is configured to restore the deformation process to drive the support 7.1 to slide to the middle of the slide rail 14, that is, the second gripper 9 is located directly above the first gripper 6, the elastic force of the elastic unit is limited to increase the friction force between the support 7.1 and the slide rail 14 when the second gripper 9 grips the rack, and the elastic force of the elastic unit is not enough to overcome the friction force between the support 7.1 and the slide rail 14, so that the support 7.1 and the slide rail 14 are kept relatively fixed, and when the second gripper 9 does not grip the rack (unload the rack), the friction force between the support 7.1 and the slide rail 14 is reduced, and the elastic force of the elastic unit can restore the deformation to overcome the friction force between the support 7.1 and the slide rail 14, so that the support 7.1 is restored to the middle of the slide rail 14.

As another preferred technical solution, a rope is fixedly connected to the support 7.1, a counterweight 17 is fixedly connected to the other end of the rope, a support rod is fixedly connected to the traveling mechanism 3, the rope movably passes through a vertical hole in the support rod, the gravity of the counterweight 17 acts on the support 7.1 through a pull rope, when the support 7.1 is located in the middle of the slide rail 14, that is, when the second gripper 9 is located right above the first gripper 6, the rope is in a straightened state, the counterweight 17 is configured such that when the second gripper 9 grips the rack, the friction between the support 7.1 and the slide rail 14 is increased, and at this time, the gravity of the counterweight 17 is not enough to overcome the friction between the support 7.1 and the slide rail 14 (the friction between the rope and the vertical hole and other possible resistances are neglected or corrected), so that the support 7.1 and the slide rail 14 remain relatively fixed, when the second gripper 9 does not grip the rack (the rack is unloaded), the friction between the support 7.1 and the slide rail 14 is reduced, and the gravity of the counterweight 17 can overcome the friction between the support 7.1 and deform, so that the middle of the slide rail 14 is restored to slide rail.

As a preferable technical solution of the present invention, the first gripper 6 includes a first rectangular frame 6.1, two first pin rods 6.2 are slidably disposed on two opposite sides of the first rectangular frame 6.1, two first pin rods 6.2 located on the same side of the first rectangular frame 6.1 form a group, and a first linkage assembly is disposed on the first rectangular frame 6.1, and the first linkage assembly enables the two groups of first pin rods 6.2 to relatively slide. Furthermore, the first linkage assembly comprises a support rod 6.3 positioned in the middle of one side of the first rectangular frame 6.1, the support rod 6.3 is rotatably connected with a first rotating rod 6.4, two ends of the first rotating rod 6.4 are respectively rotatably connected with first connecting rods 6.5, one ends of the two first connecting rods 6.5 far away from the first rotating rod 6.4 are respectively connected with first sliding rods 6.6, the two first sliding rods 6.6 are both slidably arranged on the first rectangular frame 6.1, the first rectangular frame 6.1 is respectively rotatably connected with second rotating rods 6.7, one ends of the two second rotating rods 6.7 are respectively rotatably connected with one first sliding rod 6.6, the other end of two second bull sticks 6.7 rotates respectively and is connected with connecting rod 6.8, a set of pin rod of each fixed connection of two connecting rods 6.8, be provided with first pneumatic cylinder 6.9 on the first rectangle frame 6.1, one of them first slide bar 6.6 of first pneumatic cylinder 6.9 drive slides, thereby drive each first pin rod 6.2 synchronous motion through first linkage assembly, each first pin rod 6.2 realizes snatching the goods shelves in inserting the through-hole on the goods shelves outside the goods shelves, and can withdraw from in the through-hole on the goods shelves and realize unclamping the goods shelves. In other embodiments, the four first pins 6.2 can of course be driven synchronously by four hydraulic cylinders.

As a preferable technical solution of the present invention, the second gripper 9 includes a second rectangular frame 9.1, two second pins 9.2 are slidably disposed on two opposite sides of the second rectangular frame 9.1, the two coaxial second pins 9.2 form a group, a second linkage assembly is disposed on the second rectangular frame 9.1, and the second linkage assembly enables the two second pins 9.2 in the same group to relatively slide. Further, the second linkage assembly comprises a fixed rod 9.3 fixedly connected to the middle of the second rectangular frame 9.1, the middle of the fixed rod 9.3 is rotatably connected with a third rotating rod 9.4, two ends of the third rotating rod 9.4 are rotatably connected with second connecting rods 9.5 respectively, one end, far away from the third rotating rod 9.4, of each second connecting rod 9.5 is rotatably connected with a second sliding rod 9.6 respectively, the two second sliding rods 9.6 are slidably connected to the second rectangular frame 9.1 respectively, the two second sliding rods 9.6 are rotatably connected with two third connecting rods 9.7 respectively, the two third connecting rods 9.7 on the same second sliding rod 9.6 are rotatably connected with the two second pin rods 9.2 of one group in a one-to-one correspondence manner, the other two third connecting rods 9.7 are rotatably connected with the two second pin rods 9.2 of the other group in a one-to-one correspondence manner, the second rectangular frame 9.1 is provided with second hydraulic cylinders 9.8, the second hydraulic cylinders 9.8 drive one of the second connecting rods 9.6 to drive the sliding rod 9.2 of the second connecting assemblies to move one by one, so as to drive the sliding rod connecting rods 9.2 to move from the inner sides of the shelves, and the goods shelves to be capable of moving from the inner sides of the shelves, and the goods shelves can be released from the shelves. In other embodiments, the four second pins 9.2 can of course be driven synchronously by four hydraulic cylinders.

The existing component storage yard is relatively disordered, the area of the general prefabricated component factory storage yard on the scale is more than 1.5 ten thousand square meters, the storage and the partition of the components are unreasonable, the components are not easy to find, the delivery efficiency is low, and even the cost is increased due to repeated production caused by the fact that the components cannot be found. Therefore, in another embodiment provided by the invention, the system further comprises an intelligent yard management system and a positioning module arranged on a movable support 1 or a beam 2 of the crane, wherein the positioning module is used for monitoring the walking position of the crane, sending the position information of the crane to the intelligent yard management system and receiving instruction information sent by the intelligent yard management system, the prefabricated components are coded and stored in a shelf after being off line, the prefabricated component codes are bound with shelf codes in the intelligent yard management system, one shelf stores a plurality of prefabricated components, one shelf code corresponds to a plurality of prefabricated component codes, the shelf codes are delivered to the yard after being full of the shelf, the intelligent yard management system gives a recommended position for storing the shelf, the crane delivers the shelf to the recommended position for storage and sends the existing position information of the shelf to the intelligent yard management system, the intelligent yard management system binds the shelf codes with the existing position information, when the prefabricated components are required at a construction site, a delivery requirement is initiated to the yard, the intelligent yard management system sends the position information corresponding to the crane according to the instruction, lifts the required prefabricated components to a specified position, and transports the prefabricated components to a transport vehicle for construction site. According to the technical scheme, the intelligent yard management system mainly achieves the functions of binding component information, recommending component storage positions, storing component position information, searching components, managing component inventory and the like, can improve the delivery efficiency, and reduces the number of yard workers.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a prefabricated component intelligence store yard, includes the hoist, the hoist includes two parallel arrangement's removal support, two it is provided with the crossbeam to fix between the top of removal support, the removal is provided with running gear on the crossbeam, its characterized in that:

the walking mechanism is provided with a first retracting mechanism capable of synchronously retracting a plurality of first ropes, the open end of each first rope is fixedly connected with the same first gripper, and the first gripper is sleeved outside a goods shelf for stacking prefabricated components when gripping the goods shelf;

a second retracting and releasing mechanism capable of synchronously retracting and releasing a plurality of second ropes is movably arranged on the travelling mechanism, the open end of each second rope is fixedly connected with the same second gripper, and the second gripper is embedded in the inner side of the goods shelf when gripping the goods shelf;

when only needing to hang the goods shelves that are located the below in two goods shelves of piling together, first tongs grab the goods shelves of below, and the second tongs grabs the top goods shelves, lifts by crane two goods shelves and makes two goods shelves separation, and running gear drives the motion of top goods shelves along the crossbeam, and the relative running gear of second jack removes so that the relative crossbeam of top goods shelves keeps fixed simultaneously, and when two goods shelves stagger completely in vertical direction, each second rope of second jack length makes the top goods shelves transfer to subaerial.

2. The prefabricated component intelligent storage yard according to claim 1, wherein the first retraction mechanism comprises two parallel first shaft rods rotatably arranged on the travelling mechanism, the two ends of the two first shaft rods are coaxially and fixedly connected with first wheel discs, the number of the first ropes is four, one end of each of the four first ropes is wound on the four first wheel discs in a one-to-one correspondence manner, the travelling mechanism is provided with a first motor and a first speed reducer, the power input end of the first speed reducer is connected with the rotating shaft of the first motor, and the power output end of the first speed reducer drives the two first shaft rods to synchronously rotate.

3. The prefabricated component intelligent storage yard according to claim 1, wherein the traveling mechanism is provided with a slide rail, and the second retraction mechanism comprises a support, and the support is slidably connected with the slide rail.

4. The prefabricated component intelligent storage yard according to claim 3, wherein the second retraction jack further comprises two parallel second shafts rotatably disposed on the support, the two ends of each second shaft are coaxially and fixedly connected with a second wheel disc, the number of the second ropes is four, one end of each of the four second ropes is wound on the four second wheel discs in a one-to-one correspondence manner, the support is provided with a second motor and a second reducer, the power input end of the second reducer is connected with the rotating shaft of the second motor, and the power output end of the second reducer drives the two second shafts to rotate synchronously.

5. The prefabricated component intelligent storage yard according to claim 3, wherein the support slides on the slide rail and is driven by a driving component, the driving component comprises a third motor, a chain and two chain wheels, one chain wheel is arranged at each of two ends of the slide rail in a rotating manner, the chain is sleeved on the two chain wheels, two ends of the chain are fixedly connected to the support, and the third motor drives one of the chain wheels to rotate.

6. The prefabricated part intelligent storage yard according to claim 3, wherein a sliding rod is vertically arranged on the support in a sliding mode, a brake pad is elastically arranged at the top of the sliding rod, a brake strip is fixedly arranged at the bottom of the cross beam along the length direction, the top of the second gripper is provided with an abutting portion, an abutting station is arranged in the process that the second gripper vertically moves upwards, and the abutting portion abuts against the bottom of the sliding rod at the abutting station so that the brake pad can be attached to the brake strip.

7. The intelligent prefabricated part storage yard according to claim 1, wherein the first gripper comprises a first rectangular frame, two first pin rods are slidably arranged on two opposite sides of the first rectangular frame, one group of the two first pin rods is arranged on the same side of the first rectangular frame, and a first linkage assembly is arranged on the first rectangular frame and enables the two groups of the first pin rods to slide relatively.

8. The prefabricated component intelligent yard according to claim 7, wherein the first linkage assembly comprises a support rod located in the middle of one side of the first rectangular frame, a first rotating rod is rotatably connected to the support rod, first connecting rods are rotatably connected to two ends of the first rotating rod respectively, a first sliding rod is connected to one end of each first connecting rod away from the first rotating rod respectively, the two first sliding rods are slidably arranged on the first rectangular frame, a second rotating rod is rotatably connected to the first rectangular frame respectively, one end of each second rotating rod is rotatably connected to one first sliding rod respectively, a connecting rod is rotatably connected to the other end of each second rotating rod respectively, a group of pin rods are fixedly connected to the two connecting rods respectively, a first hydraulic cylinder is arranged on the first rectangular frame, and the first hydraulic cylinder drives one of the first sliding rods to slide.

9. The prefabricated component intelligent storage yard according to claim 1, wherein the second gripper comprises a second rectangular frame, two second pin rods are arranged on two opposite sides of the second rectangular frame in a sliding manner, the two coaxial second pin rods form a group, a second linkage assembly is arranged on the second rectangular frame, and the second linkage assembly enables the two second pin rods in the same group to slide relatively; the second linkage assembly comprises a fixed rod fixedly connected to the middle of the second rectangular frame, the middle of the fixed rod is rotatably connected with a third rotating rod, two ends of the third rotating rod are rotatably connected with second connecting rods respectively, one ends, far away from the third rotating rod, of the second connecting rods are rotatably connected with second sliding rods respectively, the two second sliding rods are slidably connected to the second rectangular frame respectively, the two second sliding rods are rotatably connected with two third connecting rods respectively, the two third connecting rods located on the same second sliding rod are rotatably connected with the two second pin rods of one group in a one-to-one correspondence mode, the other two third connecting rods are rotatably connected with the two second pin rods of the other group in a one-to-one correspondence mode, second hydraulic cylinders are arranged on the second rectangular frame and drive one of the second sliding rods to slide.

10. The intelligent prefabricated part storage yard according to claim 1, further comprising an intelligent storage yard management system and a positioning module arranged on a movable support or a cross beam of the crane, wherein the positioning module is used for monitoring the walking position of the crane, sending position information of the crane to the intelligent storage yard management system and receiving instruction information issued by the intelligent storage yard management system, after the prefabricated parts are off-line, the prefabricated parts are coded and stored in a storage rack, the prefabricated part codes are bound with the storage rack codes in the intelligent storage yard management system, one storage rack stores a plurality of prefabricated parts, one storage rack code corresponds to the plurality of prefabricated part codes, the prefabricated parts are conveyed to the storage yard after being full of the storage rack, the recommended position for storing the storage rack is given by the intelligent storage yard management system, the storage rack is conveyed to the recommended position by the crane and sends the existing position information of the storage rack to the intelligent storage yard management system, the intelligent storage yard management system binds the storage rack codes with the existing position information, when the prefabricated parts are required by a construction site, a delivery requirement is initiated to the storage yard, the intelligent storage yard management system sends the position information corresponding to the crane according to the required prefabricated part codes to the crane, and sends the required prefabricated part to the crane to the specified position, and sends the required prefabricated part to the crane to the transportation truck for construction site, and transports the transportation truck.