CN115385267A

CN115385267A - Crane for goods storage and stacking

Info

Publication number: CN115385267A
Application number: CN202211118673.8A
Authority: CN
Inventors: 褚立强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-25

Abstract

The invention relates to the related technical field of hoisting machinery and discloses a crane for goods storage and stacking.

Description

Crane for goods storage and stacking

Technical Field

The invention relates to the related technical field of hoisting machinery, in particular to a crane for goods storage and stacking.

Background

The stacking crane is a special crane which adopts a fork as a fetching device and carries, stacks or takes and places unit goods from a high-rise goods shelf in a warehouse, a workshop and the like, and mainly comprises a steel wire rope type and a hydraulic cylinder type.

The hoist of wire rope formula is at the in-process of using, mainly carry out the rolling to wire rope according to the motor, thereby realize the promotion of goods through wire rope pulling fork, thereby carry out the stack work, but at practical application's in-process, because storage space is limited, when wanting to realize the biggest memory space, must make the interval between the goods reduce, lead to some large-scale stack machinery can't move between the goods, and small stacker will be because bearing weight and arranging in one side of fork, thereby promote high back, the unstable phenomenon that leads to lifting of focus.

On the other hand, after the steel wire rope is overloaded and broken, the goods can be damaged when the pallet fork directly falls to the ground, and the broken position of the steel wire rope is random, so that the steel wire rope is thrown out at each position after the steel wire rope is broken, and certain potential safety hazards are brought to surrounding constructors.

Disclosure of Invention

Aiming at the defects of the existing crane for the storage stacking in the background technology in the using process, the invention provides the crane for the goods storage stacking, which has the advantages of controlling the fracture part and ensuring the use safety, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the utility model provides a cargo storage is hoist for stack, includes the mount, the inside movable mounting of mount has the lifting seat, and the bottom movable mounting who promotes the seat has locking seat, locking seat's one end fixed mounting has the crotch, the inner wall top fixed mounting of mount has the motor that falls that is located lifting seat top, the rope reel has been arranged in the axis of rotation on the motor that rises and falls, and the winding has a stay cord that rises and falls on the rope reel, the one end fixedly connected with of stay cord that rises and falls is located the inside safety stay cord of mount, the outside bottom department of mount one side and top department, the inside bottom of mount and the top of mount all are equipped with the gyro wheel, and the gyro wheel realizes safety stay cord around behind the mount with lifting seat fixed mounting, safety stay cord's tensile strength is the triple of the stay cord that rises and falls, and the lateral part of mount installs the baffle that is located the stay cord both sides respectively.

Preferably, be connected through the cylindric lock pole between locking seat and the crotch, the shape of locking seat is L shape, and the baffle is located the L shape of locking seat inboard, the safety stay cord is located between locking seat and the baffle, the extrusion force between locking seat and the safety stay cord is close with weight on the crotch, and the weight realization locking seat is fixed the safety stay cord extrusion on the baffle behind the fracture crotch of stay cord.

Preferably, the length of the locking seat end to the cylinder rod is twice the length of the fork end to the cylinder rod.

Preferably, the included angle between the bottom end face of the fork frame and the bottom end face of the fixing frame is within zero degree to fifteen degrees.

Preferably, the inboard movable mounting of locking seat has the ball with safety stay cord roll connection, set up the infusion chamber in the locking seat, surface one side of locking seat is equipped with the fluid infusion piece of annotating the liquid in to the infusion chamber, and the medium of infusing in the infusion chamber realizes that the ball top is on the safety stay cord lateral wall, set up on the lifting seat with the communicating drainage way in infusion chamber, the inside movable mounting of lifting seat has the regulation pole, and adjusts the pole lateral wall and offer the regulation hole that is used for drainage way and outside break-make, the outside fixed mounting of adjusting the pole has the locking spring with lifting seat movable mounting, the tip fixed mounting of adjusting the pole has the trombone slide with lifting stay cord roll connection, another tip fixed mounting of adjusting the pole has the gear shaping that is located the lifting seat outside, the inner wall of mount is seted up the locking tooth with the gear shaping adaptation.

Preferably, the number of the balls is at least five, and the balls are vertically distributed on the locking seat at equal intervals.

Preferably, the end surface of the locking tooth is in the shape of a right triangle, and the bottommost part of the locking tooth is provided with an inclined part.

The invention has the following beneficial effects:

1. according to the invention, the safety pull rope and the lifting pull rope are connected to form the steel wire rope for pulling the fork frame to lift, and the lifting pull rope is arranged in the fixing frame and is shielded by the baffle plate, so that when the fork frame is lifted and overloaded, the lifting motor winds the lifting pull rope in the fixing frame, the tensile strength of the safety pull rope is greater than that of the lifting pull rope, the overloaded lifting pull rope can be broken first, the broken lifting pull rope cannot be thrown outwards due to shielding of the baffle plate, the safety after overload is ensured, and the purpose of controlling the broken part and ensuring the use safety is finally achieved.

2. According to the invention, the locking seat is movably arranged on the lifting seat and is attached to the safety pull rope through one side of the fork frame, so that when the fork frame is lifted, the locking seat is pushed according to the force borne by the safety pull rope, and the power arm from the locking seat to the rotating part is larger than the resistance arm from the fork frame to the rotating part, so that the fork frame is pulled through the locking seat in the lifting process, the pressure balance of two sides of the fixing frame is ensured, and the phenomenon of unstable lifting caused by unilateral unbalance loading when the fork frame is lifted is avoided.

3. According to the invention, the ball is arranged, the infusion cavity is blocked and the gear shaping is far away from the locking tooth when the lifting stay cord is in a tightened state, at the moment, the ball realizes rolling connection between the locking seat and the safety stay cord, the motion resistance between the locking seat and the safety stay cord is reduced, after the lifting stay cord is broken, the gear shaping is clamped on the locking tooth, the phenomenon that the locking seat cannot be normally locked due to synchronous falling of the lifting seat and the fork frame is avoided, and meanwhile, the medium in the infusion cavity can be discharged, so that after the ball in the locking seat is far away from the safety stay cord, the ball groove for bearing the ball is attached to the safety stay cord, the clamping of the safety stay cord is further enhanced, and the purpose of ensuring the safety protection stability is finally achieved.

Drawings

FIG. 1 is a schematic view of the overall front structure of the present invention;

FIG. 2 is a schematic view of the overall back structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic cross-sectional view taken at B-B of FIG. 3 according to the present invention;

FIG. 5 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3 and rotated 180 degrees to illustrate the present invention;

FIG. 6 is a schematic cross-sectional view taken at C-C of FIG. 4 in accordance with the present invention;

FIG. 7 is a schematic view of a locking seat according to the present invention;

fig. 8 is a schematic view of the locking tooth structure of the present invention.

In the figure: 1. a fixed mount; 2. a lifting seat; 200. a drainage channel; 3. a safety rope; 4. a lifting rope; 5. a baffle plate; 6. a locking tooth; 7. a fork; 8. a locking seat; 800. a liquid supplementing block; 801. a transfusion cavity; 802. a ball bearing; 9. a lifting motor; 10. gear shaping; 11. adjusting a rod; 110. an adjustment hole; 111. a locking spring; 112. and (5) pulling the tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-5, a crane for goods storage and stacking comprises a fixed frame 1, a circular hole for installation and fixation is arranged at the bottom of the fixed frame 1, thereby the fixed mount 1 is arranged on the driving part through the round hole, thereby ensuring that the driving part can move the fixed mount 1 integrally, the driving part is preferably an electric trolley, a lifting seat 2 is movably arranged in the fixed frame 1, a locking seat 8 is movably arranged at the bottom of the lifting seat 2, one end of the locking seat 8 is fixedly provided with a fork frame 7, further realizing the insertion and the taking of goods through the fork frame 7, a lifting motor 9 positioned above the lifting seat 2 is fixedly arranged at the top of the inner wall of the fixed frame 1, a rope drum is arranged on a rotating shaft on the lifting motor 9, a lifting pull rope 4 is wound on the rope drum, one end of the lifting pull rope 4 is fixedly connected with a safety pull rope 3 positioned in the fixed frame 1, and rollers are arranged at the bottom and the top of the outer part of one side of the fixed frame 1, the bottom of the inner part of the fixed frame 1 and the top of the fixed frame 1, the safe pull rope 3 is fixedly arranged with the lifting seat 2 after surrounding the fixed frame 1 through the roller, the tensile strength of the safe pull rope 3 is three times of that of the lifting pull rope 4, and the side parts of the fixed frame 1 are respectively provided with a baffle 5 positioned at the two sides of the lifting rope 4, thereby the baffle 5 ensures that the lifting stay cord 4 can be shielded after being broken, and simultaneously, the tensile strength of the lifting stay cord 4 is less than that of the safety stay cord 3, so that the lifting stay cord 4 can be preferentially broken in the fixing frame 1 after being broken, therefore, by controlling the fracture part, the phenomenon that potential safety hazards exist due to the fact that the broken lifting pull rope 4 is randomly thrown outwards when an operator uses the lifting pull rope is avoided.

Referring to fig. 4-7, in order to prevent the phenomenon of one-side unbalanced loading of the fixed frame 1 during the lifting process of the fork carriage 7, the locking seat 8 is connected with the fork carriage 7 through the cylindrical rod, the locking seat 8 is in an L shape, the baffle 5 is located on the inner side of the L shape of the locking seat 8, the safety pull rope 3 is located between the locking seat 8 and the baffle 5, the pressing force between the locking seat 8 and the safety pull rope 3 is similar to the weight of the fork carriage 7, the weight of the fork carriage 7 after the breakage of the lift pull rope 4 realizes that the locking seat 8 presses the safety pull rope 3 onto the baffle 5 to fix the safety pull rope 3, and it is ensured that the pulling force applied to the safety pull rope 3 during the actual use process is the gravity of the goods on the fork carriage 7, and the safety pull rope 3 applies a force to the locking seat 8, so that the weight on one side of the fixed frame 1 is the weight of the goods, and the other side balances the gravity of the goods at the position of the fork carriage 7 by applying the pressure of the safety pull rope 3 to the locking seat 8, thereby ensuring that the two sides of the fixed frame are stressed during the actual lifting process, and avoiding the unstable phenomenon of one side of the fixed frame 1 caused by the unbalanced loading.

Referring to fig. 4 and 7, in order to ensure the lifting of the goods on the fork carriage 7 by the pressing force between the safety rope 3 and the locking seat 8, the length from the end of the locking seat 8 to the cylinder rod is twice as long as the length from the end of the fork carriage 7 to the cylinder rod, and the power arm on one side of the locking seat 8 is longer than the resistance arm on one side of the fork carriage 7, so that the weight of the goods on the fork carriage 7 can be more easily balanced after the locking seat 8 is stressed, and the weight on both sides of the fixing frame 1 can be further made to be close to each other, thereby ensuring the lifting stability.

Referring to fig. 4 and 5, in order to make the lifting rope 4 break, the fork 7 drives the locking seat 8 to deflect and press the safety rope 3, and at the same time, it is ensured that the goods on the fork 7 will not fall off, so that the included angle between the bottom end face of the fork 7 and the bottom end face of the fixed mount 1 is within zero to fifteen degrees when the fork is lifted, so as to ensure that the top end of the fork 7 will be attached to the lifting seat 2 due to the traction force of the locking seat 8 when the fork 7 is lifted, so that the fork 7 has an inclined upward lifting state, and when the lifting rope 4 breaks, the goods will be pressed on the fork 7, so that the locking seat 8 will be pressed towards the baffle 5, thereby ensuring that the goods can be stably retained on the fork 7 after the lifting rope 4 breaks.

Referring to fig. 3-6, in order to prevent the lifting rope 4 from breaking, the lifting seat 2 and the fork carriage 7 fall synchronously, so that there is no tendency to squeeze the safety rope 3 between the locking seat 8 and the baffle 5, which results in the failure of the fork carriage 7 to stay normally, on the other hand, in order to reduce the friction resistance when lifting between the safety rope 3 and the locking seat 8, after the fork carriage 7 needs to stay, the friction force between the two is increased, so that the ball 802 rolling connected with the safety rope 3 is movably mounted on the inner side of the locking seat 8, and the transfusion cavity 801 is opened in the locking seat 8, the liquid supplementing block 800 injecting liquid into the transfusion cavity 801 is arranged on the surface side of the locking seat 8, the ball 802 is pushed against the side wall of the safety rope 3 by the medium injected in the transfusion cavity 801, the medium is preferably hydraulic oil, and the liquid discharging channel 200 communicated with the transfusion cavity 801 is opened on the lifting seat 2, meanwhile, an adjusting rod 11 is movably installed inside the lifting seat 2, an adjusting hole 110 for connecting and disconnecting the liquid discharging passage 200 with the outside is formed in the side wall of the adjusting rod 11, a locking spring 111 movably installed with the lifting seat 2 is fixedly installed on the outer side of the adjusting rod 11, a pull tube 112 in rolling connection with the lifting pull rope 4 is fixedly installed at the end of the adjusting rod 11, a gear shaping 10 located on the outer side of the lifting seat 2 is fixedly installed at the other end of the adjusting rod 11, and a locking tooth 6 matched with the gear shaping 10 is formed in the inner wall of the fixing frame 1, so that in the actual use process, the pull tube 112 pulls the adjusting rod 11 through the pulling force generated after the lifting pull rope 4 is tensioned, the locking spring 111 is compressed, meanwhile, the side wall of the adjusting rod 11 realizes the blocking of the liquid discharging passage 200, the gear shaping 10 is far away from the locking tooth 6, and when the lifting pull rope 4 is broken, the adjusting rod 11 is forced to discharge the medium in the infusion cavity 801 from the liquid discharge channel 200 under the action of the elastic force of the locking spring 111, so that the ball groove at the ball 802 is directly positioned on the safety pull rope 3, and the extrusion and fixation of the safety pull rope 3 are further stabilized.

Referring to fig. 5, in order to stabilize the pressing strength of the locking seat 8 to the safety pull rope 3, at least five balls 802 are provided, the balls 802 are vertically distributed on the locking seat 8 at equal intervals, and the ball grooves for bearing the balls 802 are forced to be pressed on the safety pull rope 3, so as to enhance the pressing and fixing of the safety pull rope 3, in the actual arrangement process, in order to prevent the balls 802 from flowing out in the infusion chamber 801 in the rolling state, the cylindrical block for bearing the balls 802 is provided in the locking seat 8, and is embedded in the cylindrical block through the balls 802, and when the cylindrical block is placed in the infusion chamber 801 and moves, the sealing performance of the infusion chamber 801 can be ensured.

Referring to fig. 6 and 8, in order to further realize that the gear shaping 10 locks the locking tooth 6, the end surface of the locking tooth 6 is shaped as a right triangle, and an inclined portion is provided at the bottom of the locking tooth 6, so that after the gear shaping 10 is inserted into the locking tooth 6, the locking is realized by the right-angled surface of the locking tooth 6, and the inclined portion is provided at the bottom of the locking tooth 6, so that it can be ensured that the inclined portion of the gear shaping 10 overcomes the elastic force of the locking spring 111 after the lifting seat 2 falls on the bottom, the phenomenon that the elastic force of the locking spring 111 cannot be overcome due to the continuous discharge of the lifting rope 4 from the rope drum at the bottom of the lifting seat 2 is avoided, and the medium in the infusion cavity 801 is released only after the lifting rope 4 is broken.

The working principle of the invention is as follows: when the lifting device is used, the fixing frame 1 is fixed on the driving part, the driving part mainly realizes that the fixing frame 1 moves to a required position, the drawing is not shown, the lifting motor 9 winds the lifting stay rope 4 to realize that the safety stay rope 3 pulls the lifting seat 2 to lift, and goods are lifted through the fork frame 7 to realize stacking.

And in the process of dragging the safety pull rope 3, promote the locking seat 8 to deflect outward, and then make the power arm at the position of safety pull rope 3 to locking seat 8 rotation be greater than the resistance arm at crotch 7 to rotation position, easily lock seat 8 deflection, realize that crotch 7 inclines to lift, and when the stay rope 4 atress that rises and falls, it also can drag trombone 112 to rise stay rope 4, trombone 112 extrudes locking spring 111 through adjusting pole 11, adjust the pole 11 lateral wall and block up drain 200, make ball 802 because infusion chamber 801 has the medium ejecting all the time, meanwhile, latch 10 keeps away from locking tooth 6, then, receive the continuous rolling of motor 9 to stay rope 4 that rises and falls, thereby make safety pull rope 3 drive crotch 7 promote, realize goods promotion promptly.

When appearing pulling force overload and lead to the break of stay cord 4, because the tensile strength of safety stay cord 3 is greater than stay cord 4 that rises and falls, stay cord 4 that rises and falls breaks in preference to safety stay cord 3, and through the fracture back of stay cord 4 that rises and falls, receive sheltering from of baffle 5, prevent the phenomenon that the stay cord 4 that rises and falls after the fracture outwards throws away at random, meanwhile, the fracture of stay cord 4 can make trombone 112 can't be bearing the elasticity of locking spring 111, locking spring 111 inserts gear 10 to locking tooth 6 through adjusting pole 11, realize the locking of lifting seat 2, simultaneously, regulation hole 110 can make drainage channel 200 circulate, cause the medium in transfusion cavity 801 to discharge from drainage channel 200, at this moment, after lifting seat 2 is fixed, goods on crotch 7 are pressed by lever motion makes locking seat 8 to the direction of baffle 5, and because ball 802 suppresses when on safety stay cord 3, the not enough pressure realizes ball 802 in transfusion cavity 801, cause the ball groove that is used for bearing ball 802 can block on safety stay cord 3, thereby the direct phenomenon of avoiding the fracture of safety stay cord 4, thereby the fracture of the goods after the safety stay cord 3.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a goods is hoist for storage stack, includes mount (1), its characterized in that: the inside movable mounting of mount (1) has promotion seat (2), and the bottom movable mounting who promotes seat (2) has locking seat (8), the one end fixed mounting of locking seat (8) has crotch (7), the inner wall top fixed mounting of mount (1) has motor (9) that rise that are located promotion seat (2) top, the axis of rotation that rises and falls on motor (9) has arranged the rope drum, and the winding has stay cord (4) that rise and fall on the rope drum, the one end fixedly connected with that rises and falls stay cord (4) is located the inside safety stay cord (3) of mount (1), the outside bottom of mount (1) one side department and top department, the inside bottom of mount (1) and the top of mount (1) all are equipped with the gyro wheel, and the gyro wheel realizes that safety stay cord (3) encircle behind mount (1) with promote seat (2) fixed mounting, the tensile strength of safety stay cord (3) is the triple of stay cord (4) that rises and falls, and baffle (5) that are located stay cord (4) both sides are installed respectively to the lateral part of mount (1).

2. The crane for warehousing and stacking goods as claimed in claim 1, wherein: be connected through the cylinder pole between locking seat (8) and crotch (7), the shape of locking seat (8) is L shape, and baffle (5) are located the L shape inboard of locking seat (8), safety stay cord (3) are located between locking seat (8) and baffle (5), extrusion force between locking seat (8) and safety stay cord (3) is close with weight on crotch (7), and rises and falls on fracture back crotch (7) of stay cord (4) weight and realize locking seat (8) and extrude safety stay cord (3) and go up on baffle (5) and fix.

3. The crane for warehousing and stacking goods as claimed in claim 2, wherein: the length value from the end part of the locking seat (8) to the cylindrical rod is two times of the length value from the end part of the fork frame (7) to the cylindrical rod.

4. The crane for warehousing and stacking goods as claimed in claim 2, wherein: the included angle between the bottom end surface of the fork frame (7) and the bottom end surface of the fixing frame (1) is within zero degree to fifteen degrees.

5. The crane for warehousing and stacking goods as claimed in claim 2, wherein: the utility model discloses a safety device for lifting and falling stay cord (4) rolling connection's stay tube (112), the inboard movable mounting of locking seat (8) has ball (802) with safety stay cord (3) rolling connection, set up infusion chamber (801) in locking seat (8), the surperficial one side of locking seat (8) is equipped with fluid infusion piece (800) of annotating liquid in infusion chamber (801), and the medium of pouring into in infusion chamber (801) realizes ball (802) top on safety stay cord (3) lateral wall, set up communicating drainage way (200) with infusion chamber (801) on lifting seat (2), the inside movable mounting of lifting seat (2) has regulation pole (11), and adjusts pole (11) lateral wall and offers regulation hole (110) that are used for drainage way (200) and outside break-make, the outside fixed mounting of adjusting pole (11) has locking spring (111) with lifting seat (2) movable mounting, the tip fixed mounting of adjusting pole (11) has stay tube (112) with lifting and falling stay cord (4) rolling connection, another tip fixed mounting of regulation pole (11) has the inserted tooth (10) that are located the lifting seat (2) outside, the inner wall of fixed mounting (1) and locking tooth (6) adaptation are seted up.

6. The crane for warehousing and stacking goods as claimed in claim 5, wherein: the number of the balls (802) is at least five, and the balls (802) are vertically distributed on the locking seat (8) at equal intervals.

7. The crane for warehousing and stacking goods as claimed in claim 5, wherein: the end face of the locking tooth (6) is in a right-angled triangle shape, and the bottommost part of the locking tooth (6) is provided with an inclined part.