CN220376207U - Counterweight device for crane - Google Patents

Counterweight device for crane Download PDF

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Publication number
CN220376207U
CN220376207U CN202321822686.3U CN202321822686U CN220376207U CN 220376207 U CN220376207 U CN 220376207U CN 202321822686 U CN202321822686 U CN 202321822686U CN 220376207 U CN220376207 U CN 220376207U
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China
Prior art keywords
balancing weight
wall
hanging groove
collet
counterweight device
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CN202321822686.3U
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Chinese (zh)
Inventor
李新新
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Shandong Xinheng Heavy Industry Machinery Co ltd
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Shandong Xinheng Heavy Industry Machinery Co ltd
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Abstract

The utility model relates to the technical field of cranes and discloses a counterweight device for a crane, which comprises a counterweight block collet mechanism, wherein the top of the counterweight block collet mechanism is provided with a counterweight block mechanism, the top of the counterweight block mechanism is provided with a counterweight block installation mechanism, the counterweight block mechanism can be limited and connected together through the counterweight block installation mechanism and the counterweight block collet mechanism, the counterweight block mechanism and the counterweight block installation mechanism are tightly and fixedly connected together through the counterweight block installation mechanism, and finally the counterweight block mechanism and the counterweight block installation mechanism are further reinforced and connected together through the counterweight block reinforcement mechanism.

Description

Counterweight device for crane
Technical Field
The utility model relates to the technical field of cranes, in particular to a counterweight device for a crane.
Background
The crane mainly comprises a lifting mechanism, an operating mechanism, an amplitude changing mechanism, a slewing mechanism, a metal structure and the like. The application number 202221185973.3 discloses a counterweight device for a crane, which comprises a fixing mechanism, a telescopic mechanism, a self-locking mechanism and a cutter head mechanism, wherein the telescopic mechanism is arranged on the fixing mechanism, the self-locking mechanism is arranged on the telescopic mechanism, and the cutter head mechanism is arranged on the self-locking mechanism; the telescopic mechanism comprises a motor, a cylindrical seat, a sliding rod, a top seat, a fixing groove and a fixing bolt, and the cylindrical seat is welded on an output shaft of the motor. The utility model overcomes the defects of the prior art, when the balancing weight is installed, the extension length of the cutter can be freely selected and controlled according to specific conditions through the telescopic mechanism, the operation can be fast and conveniently carried out even in a narrow operation space, and when the cutter is installed, only the shell is required to be screwed and the cutter head mechanism is inserted through the self-locking mechanism, so that the operation is simple and convenient, and the integral installation efficiency of the balancing weight of the crane is improved.
The device can save the step of disassembling the bolts, but the whole structure is complex, the assembly and disassembly are still troublesome in the actual use process, and meanwhile, the clamping blocks are utilized to perform self-locking on the whole balancing weight, so that a certain potential safety hazard exists, and the safety accident that the balancing weight falls down due to the damage of the whole self-locking mechanism easily occurs under the condition that the balancing weight is heavy.
Therefore, the technical problem to be solved by the utility model is how to improve the loading and unloading efficiency of the counterweight device for the crane, and improve the safety attribute of the counterweight device, so that the counterweight device for the crane is safer and more reliable in integral structure and is not easy to fall off.
For this purpose, we propose a counterweight device for a crane.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides a counterweight device for a crane.
In order to achieve the above purpose, the utility model adopts the following technical scheme that the counterweight device for the crane comprises a counterweight block collet mechanism, wherein the top of the counterweight block collet mechanism is provided with a counterweight block mechanism, the top of the counterweight block mechanism is provided with a counterweight block installation mechanism, the outer wall of the counterweight block mechanism is provided with a counterweight block reinforcing mechanism, the upper end of the inner wall of the counterweight block reinforcing mechanism is movably connected with the outer wall of the counterweight block installation mechanism, the counterweight block collet mechanism comprises a bottom supporting plate, the top of the bottom supporting plate is provided with a first hanging groove, the top of the bottom supporting plate is fixedly provided with a limiting connecting column, and the upper end of the left side of the outer wall of the limiting connecting column is provided with a connecting clamping groove.
Preferably, the balancing weight mechanism comprises a balancing weight body, the bottom of the balancing weight body is movably connected with the top of the bottom supporting plate, a limiting mounting hole is formed in the middle end of the top of the balancing weight body, the limiting mounting hole is movably connected with the outer wall of the limiting connecting column, and a second hanging groove is formed in the top of the balancing weight body.
Preferably, the balancing weight installation mechanism comprises an installation top plate, the bottom of the installation top plate is movably connected with the top of the balancing weight body, and the bottom of the installation top plate is provided with a connecting groove.
Preferably, the balancing weight reinforcing mechanism comprises a reinforcing steel rope, wherein the inner wall of the reinforcing steel rope is movably connected with the second hanging groove and the third hanging groove respectively, and a threaded column is fixedly arranged at the top of the reinforcing steel rope.
Preferably, the top of the mounting top plate is fixedly provided with a hydraulic stay bar at the connecting groove, and the output end of the hydraulic stay bar movably penetrates through the bottom connecting groove of the mounting top plate.
Preferably, the output end of the hydraulic supporting rod is fixedly provided with a connecting clamping block, and the bottom of the mounting top plate is provided with a third hanging groove.
Preferably, the outer wall of the reinforced steel cable is movably provided with a backing plate, and the bottom of the backing plate is movably connected with the top of the mounting top plate.
Preferably, a hanging groove clamping block is fixedly arranged at the bottom of the base plate, and the outer wall of the hanging groove clamping block is movably connected with the third hanging groove.
Preferably, the lower end of the outer wall of the threaded column is connected with a thick screw cap in a threaded manner, the outer wall of the threaded column is located at the upper end of the thick screw cap and is movably connected with a spring gasket, and the outer wall of the threaded column is located at the upper end of the spring gasket and is connected with a thin screw cap in a threaded manner.
Advantageous effects
The utility model provides a counterweight device for a crane. The beneficial effects are as follows:
(1) This counter weight device for hoist through having set up balancing weight collet mechanism, balancing weight installation mechanism and balancing weight strengthening mechanism, balancing weight collet mechanism can be with balancing weight mechanism spacing link together to through balancing weight installation mechanism and balancing weight collet mechanism block together with balancing weight collet mechanism, balancing weight mechanism and balancing weight installation mechanism tightly fixed connection together, at last through balancing weight strengthening mechanism with balancing weight mechanism and balancing weight installation mechanism further consolidate and link together again, overall structure is simple, not only improved the loading and unloading efficiency of counter weight device for hoist, but also improved the security attribute of counter weight device for hoist simultaneously, make its overall structure safe and reliable be difficult for dropping more.
(2) This counter weight device for hoist, through having set up first hanging groove, second hanging groove and third hanging groove, first hanging groove, second hanging groove and third hanging groove have not only made things convenient for the hoist to the hoist and mount of balancing weight collet mechanism, balancing weight mechanism and balancing weight installation mechanism, and second hanging groove and third hanging groove can make things convenient for balancing weight strengthening mechanism to the strengthening connection of balancing weight mechanism and balancing weight installation mechanism simultaneously, have improved the convenience of whole installation dismantlement.
(3) This counter weight device for hoist through having set up hanging groove fixture block, thick nut, spring washer and thin nut, hangs groove fixture block and can make the third hanging groove department of backing plate block on balancing weight installation mechanism, makes whole balancing weight strengthening mechanism more stable in fixed time, and thick nut, spring washer and thin nut can further improve balancing weight strengthening mechanism's firm in connection degree simultaneously, have avoided balancing weight strengthening mechanism to take place from the circumstances that drops on balancing weight mechanism and the balancing weight installation mechanism, have further improved the security attribute of counter weight device for hoist.
Drawings
FIG. 1 is a schematic view of the front overall structure of the present utility model;
FIG. 2 is a schematic diagram of a balancing weight shoe mechanism according to the present utility model;
FIG. 3 is a schematic view of a weight mechanism according to the present utility model;
FIG. 4 is a schematic diagram of a weight mounting mechanism according to the present utility model;
FIG. 5 is a schematic structural diagram of a balancing weight reinforcing mechanism according to the present utility model.
Legend description: 10. a balancing weight bottom support mechanism; 11. a balancing weight mechanism; 12. a balancing weight mounting mechanism; 13. a balancing weight reinforcing mechanism; 14. a bottom support plate; 15. a first hanging groove; 16. a limit connecting column; 17. a connecting clamping groove; 18. a balancing weight body; 19. limiting the mounting hole; 20. a second hanging groove; 21. installing a top plate; 22. a connecting groove; 23. a hydraulic strut; 24. connecting a clamping block; 25. a third hanging groove; 26. reinforcing the steel rope; 27. a threaded column; 28. a backing plate; 29. a hanging groove clamping block; 30. a thick nut; 31. a spring washer; 32. a thin nut.
Detailed Description
Embodiment one: 1-2, including balancing weight collet mechanism 10, balancing weight collet mechanism 10's top is provided with balancing weight mechanism 11, balancing weight mechanism 11's top is provided with balancing weight mounting mechanism 12, and balancing weight mounting mechanism 12's top and hoist fixed connection, the hoist is prior art, do not make in this, balancing weight mechanism 11's outer wall is provided with balancing weight strengthening mechanism 13, and balancing weight strengthening mechanism 13's inner wall upper end and balancing weight mounting mechanism 12's outer wall swing joint, balancing weight collet mechanism 10 is including collet plate 14, first draw-in groove 15 has been seted up at collet plate 14's top, collet plate 14's top fixed mounting has spacing spliced pole 16, spacing spliced pole 16's outer wall left side upper end has been seted up and has been blocked slot 17, balancing weight collet mechanism 10 has been through having set up balancing weight collet mechanism 10, balancing weight mechanism 11, balancing weight mounting mechanism 12 and balancing weight strengthening mechanism 13, balancing weight collet mechanism 10 block together balancing weight collet mechanism 10, balancing weight mechanism 11 and strengthening mechanism 12 are together, the last fixed connection of balancing weight is in the same place through balancing weight mounting mechanism 12 and balancing weight collet mechanism 12, the whole is easy for the hoist is difficult for falling the mechanism through the whole that the mechanism is difficult for the improvement, the whole safety device that uses simultaneously.
Embodiment two: on the basis of the first embodiment, as shown in fig. 3-4, the balancing weight mechanism 11 comprises a balancing weight body 18, the bottom of the balancing weight body 18 is movably connected with the top of the bottom supporting plate 14, the middle end of the top of the balancing weight body 18 is provided with a limiting mounting hole 19, the limiting mounting hole 19 is movably connected with the outer wall of the limiting connecting column 16, the top of the balancing weight body 18 is provided with a second hanging groove 20, the balancing weight installing mechanism 12 comprises an installing top plate 21, the bottom of the installing top plate 21 is movably connected with the top of the balancing weight body 18, the bottom of the installing top plate 21 is provided with a connecting groove 22, the top of the installing top plate 21 is fixedly provided with a hydraulic supporting rod 23, the output end of the hydraulic supporting rod 23 is movably connected with a connecting groove 22, the bottom of the installing top plate 21 is provided with a third hanging groove 25, and the balancing weight hanging groove 15, the second hanging groove 20 and the third hanging groove 25 are arranged, the balancing weight hanging mechanism 10, the balancing weight supporting mechanism 11 and the reinforcing mechanism 12 can be conveniently detached from the whole installing mechanism 11, and the reinforcing mechanism 13 can be conveniently detached from the whole installing mechanism 11.
Embodiment III: on the basis of the first embodiment and the second embodiment, as shown in fig. 5, the balancing weight reinforcing mechanism 13 includes a reinforcing steel rope 26, the inner wall of the reinforcing steel rope 26 is movably connected with the second hanging groove 20 and the third hanging groove 25, the top of the reinforcing steel rope 26 is fixedly provided with a threaded column 27, the outer wall of the reinforcing steel rope 26 is movably provided with a backing plate 28, the bottom of the backing plate 28 is movably connected with the top of the mounting top plate 21, the bottom of the backing plate 28 is fixedly provided with a hanging groove clamping block 29, the outer wall of the hanging groove clamping block 29 is movably connected with the third hanging groove 25, the lower end of the outer wall of the threaded column 27 is in threaded connection with a thick nut 30, the outer wall of the threaded column 27 is in threaded connection with a spring washer 31 at the upper end of the spring washer 31, a thin nut 32 is in threaded connection with the upper end of the threaded column 27, and the hanging groove clamping block 29, the thick nut 30, the spring washer 31 and the thin nut 32 are arranged through the arrangement of the hanging groove clamping block 29, the backing plate 28 can be clamped at the third hanging groove 25 on the balancing weight mounting mechanism 12, the whole balancing weight reinforcing mechanism 13 is more stable when being fixed, and the thick washer 30 and the spring washer 31 and the falling weight mechanism 13 can be prevented from being connected with the balancing weight mechanism firmly by the further safety device 11.
The working principle of the utility model is as follows: the balancing weight bottom support mechanism 10 is moved to a designated position by hanging a first hanging groove 15 on the balancing weight bottom support mechanism 10 through a crane, the balancing weight mechanism 11 is hung on the balancing weight bottom support mechanism 10 through the crane, a limit connecting column 16 on the balancing weight bottom support mechanism 10 is inserted into a limit mounting hole 19 on the balancing weight mechanism 11, the balancing weight mounting mechanism 12 is moved to the balancing weight mechanism 11 through the crane, a connecting clamping block 24 on the balancing weight mounting mechanism 12 is clamped into a connecting clamping groove 17 on the limit connecting column 16, the output end of the hydraulic supporting rod 23 drives the connecting clamping block 24 to move upwards by opening a switch of the hydraulic supporting rod 23, the connecting clamping block 24 drives the limit connecting column 16 to move upwards through the connecting clamping groove 17, the limit connecting column 16 drives the balancing weight mechanism 11 to move upwards through the bottom supporting plate 14, the balancing weight base mechanism 10, the balancing weight mechanism 11 and the balancing weight installation mechanism 12 are tightly connected together, a limit connecting column 16 on the balancing weight base mechanism 10 is clamped at a connecting groove 22 on the balancing weight installation mechanism 12, a reinforcing steel rope 26 on the balancing weight reinforcing mechanism 13 is placed at a second hanging groove 20 on the balancing weight mechanism 11 and a third hanging groove 25 on the balancing weight installation mechanism 12, a backing plate 28 and a hanging groove clamping block 29 on the balancing weight reinforcing mechanism 13 are inserted into the reinforcing steel rope 26, the hanging groove clamping block 29 is clamped at the third hanging groove 25 on the balancing weight installation mechanism 12, the bottom of the backing plate 28 is contacted with the top of the installation top plate 21, a thick nut 30 is connected at a threaded column 27 on the balancing weight reinforcing mechanism 13 in a threaded manner, a spring gasket 31 is placed on the outer wall of the threaded column 27 at the upper end of the thick nut 30, the whole weight reinforcing mechanism 13 is then screwed onto the weight mounting mechanism 12 by screwing a thin nut 32 onto the weight reinforcing mechanism 13 at the upper end of the spring washer 31 on the threaded post 27.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a counter weight device for hoist, includes balancing weight collet mechanism (10), its characterized in that: the top of balancing weight collet mechanism (10) is provided with balancing weight mechanism (11), the top of balancing weight mechanism (11) is provided with balancing weight installation mechanism (12), the outer wall of balancing weight mechanism (11) is provided with balancing weight strengthening mechanism (13), and the outer wall swing joint of inner wall upper end and balancing weight installation mechanism (12) of balancing weight strengthening mechanism (13), balancing weight collet mechanism (10) are including collet board (14), first hanging groove (15) have been seted up at the top of collet board (14), the top fixed mounting of collet board (14) has spacing spliced pole (16), connecting clamping groove (17) have been seted up to the outer wall left side upper end of spacing spliced pole (16).
2. The counterweight device for a crane according to claim 1, wherein: the balancing weight mechanism (11) comprises a balancing weight body (18), the bottom of the balancing weight body (18) is movably connected with the top of the bottom supporting plate (14), a limiting mounting hole (19) is formed in the middle end of the top of the balancing weight body (18), the limiting mounting hole (19) is movably connected with the outer wall of the limiting connecting column (16), and a second hanging groove (20) is formed in the top of the balancing weight body (18).
3. The counterweight device for a crane according to claim 1, wherein: the balancing weight installation mechanism (12) comprises an installation top plate (21), the bottom of the installation top plate (21) is movably connected with the top of the balancing weight body (18), and a connecting groove (22) is formed in the bottom of the installation top plate (21).
4. The counterweight device for a crane according to claim 1, wherein: the balancing weight reinforcing mechanism (13) comprises a reinforcing steel rope (26), wherein the inner wall of the reinforcing steel rope (26) is movably connected with the second hanging groove (20) and the third hanging groove (25) respectively, and a threaded column (27) is fixedly arranged at the top of the reinforcing steel rope (26).
5. A counterweight device for a crane according to claim 3, wherein: the top of the mounting top plate (21) is fixedly provided with a hydraulic stay bar (23) at the connecting groove (22), and the output end of the hydraulic stay bar (23) movably penetrates through the bottom connecting groove (22) of the mounting top plate (21).
6. The counterweight device for a crane according to claim 5, wherein: the output end of the hydraulic supporting rod (23) is fixedly provided with a connecting clamping block (24), and the bottom of the mounting top plate (21) is provided with a third hanging groove (25).
7. The counterweight device for a crane according to claim 4, wherein: the outer wall of the reinforced steel cable (26) is movably provided with a backing plate (28), and the bottom of the backing plate (28) is movably connected with the top of the mounting top plate (21).
8. The counterweight device for a crane according to claim 7, wherein: the bottom of the base plate (28) is fixedly provided with a hanging groove clamping block (29), and the outer wall of the hanging groove clamping block (29) is movably connected with the third hanging groove (25).
9. The counterweight device for a crane according to claim 4, wherein: the outer wall lower extreme threaded connection of screw thread post (27) has thick nut (30), and the outer wall of screw thread post (27) is located the upper end swing joint of thick nut (30) and has spring spacer (31), and the outer wall of screw thread post (27) is located the upper end threaded connection of spring spacer (31) and has thin nut (32).
CN202321822686.3U 2023-07-12 2023-07-12 Counterweight device for crane Active CN220376207U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321822686.3U CN220376207U (en) 2023-07-12 2023-07-12 Counterweight device for crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321822686.3U CN220376207U (en) 2023-07-12 2023-07-12 Counterweight device for crane

Publications (1)

Publication Number Publication Date
CN220376207U true CN220376207U (en) 2024-01-23

Family

ID=89572508

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321822686.3U Active CN220376207U (en) 2023-07-12 2023-07-12 Counterweight device for crane

Country Status (1)

Country Link
CN (1) CN220376207U (en)

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