CN217535272U - Crane traveling operation limiting mechanism - Google Patents

Abstract

The utility model discloses a hoist driving operation stop gear, including base and actuating mechanism, the fixing base is installed at the top of base, and installs first motor in fixing base top left side for drive arrangement carries out the pivoted actuating mechanism distributes in the inner chamber of fixing base, actuating mechanism includes action wheel, belt, follows driving wheel and transmission shaft, the surface connection of action wheel has the belt, and the right-hand member inboard of belt is connected with from the driving wheel, the inboard from the driving wheel is connected with the transmission shaft, and the top outside of transmission shaft is connected with the bearing, it has the balancing weight to distribute from the below of driving wheel, the top of transmission shaft is connected with the carousel. This hoist driving operation stop gear adopts mutually supporting between a plurality of mechanisms, not only can utilize the actuating mechanism who sets up to come to carry out real-time regulation processing to whole hoisting mechanism's orientation according to the work demand of reality, improves the flexibility of whole device in the course of the work.

Description

Crane traveling operation limiting mechanism

Technical Field

The utility model relates to a hoist technical field specifically is a hoist driving operation stop gear.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane is also called a crown block, a crane and hoisting equipment, and has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, the crane is more and more widely developed and used in the market, and the crane is generally limited by a limiting mechanism in the running process of the crane.

The angle orientation of the whole device is difficult to adjust according to actual working requirements when a general crane in the market works, and therefore the crane travelling operation limiting mechanism is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist driving operation stop gear to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hoist driving operation stop gear, includes base and actuating mechanism, the fixing base is installed at the top of base, and installs first motor in fixing base top left side for drive arrangement carries out the pivoted actuating mechanism distributes in the inner chamber of fixing base, actuating mechanism includes action wheel, belt, follows driving wheel and transmission shaft, the surface of action wheel is connected with the belt, and the right-hand member inboard of belt is connected with from the driving wheel, be connected with the transmission shaft from the inboard of driving wheel, and the top outside of transmission shaft is connected with the bearing, it has the balancing weight to distribute from the below of driving wheel, the top of transmission shaft is connected with the carousel, and the top of carousel installs the telescopic link, the top of telescopic link is connected with first engaging lug, and the right side of first engaging lug is connected with the bull stick, the surface of telescopic link is connected with the backup pad, and the second engaging lug is installed at the right-hand member top of backup pad, the top of second engaging lug is connected with the hydraulic stem.

Further, the second motor is installed in the inner chamber left side of bull stick, and the right side of second motor is connected with the threaded rod, the right side of threaded rod is connected with the jib, and the right-hand member bottom of jib is connected with the couple, the inboard distribution of bull stick has the shifting chute, and the right side intercommunication of shifting chute has the thread groove.

Furthermore, the limiting blocks are symmetrically installed at the upper end and the lower end of the hanging rod, the limiting rods are connected to the inner sides of the limiting blocks, and limiting grooves are distributed in the outer sides of the limiting rods.

Furthermore, the outer surface of the driving wheel is attached to the inner side wall of the belt, and the transmission shaft penetrates through the bottom of the driven wheel vertical to the rotary table.

Furthermore, the rotating rod is rotatably connected with the telescopic rod through the first connecting lug, and the diameter size of the inner side of the rotating rod is matched with the diameter size of the outer side of the hanging rod.

Furthermore, the diameter size of the outer side of the threaded rod is matched with the diameter size of the inner side of the thread groove, and the threaded rod is meshed with the hanging rod through the thread groove.

Furthermore, the stopper is along the horizontal centerline symmetric distribution of jib, and the gag lever post runs through the inboard perpendicular to bull stick inside wall of stopper.

The utility model provides a hoist driving operation stop gear possesses following beneficial effect:

the crane running limiting mechanism adopts the mutual matching of a plurality of mechanisms, not only can the arranged driving mechanism be utilized to carry out real-time adjustment treatment on the orientation of the whole hoisting mechanism according to the actual working requirement, so that the flexibility of the whole device in the working process is improved, but also the arranged telescopic mechanism can be utilized to carry out adjustment treatment on the position length of the suspender according to the actual hoisting requirement, so that the integral practicability of the device is improved, and the arranged limiting mechanism can play a certain fiber role in the telescopic action of the suspender, so that the suspender can be effectively prevented from being separated from the inside of the rotating rod when being stretched, the lifted goods can be prevented from falling and being damaged, and the normal operation of the whole device is influenced;

1. the utility model discloses a drive mechanism who sets up can come to adjust the position orientation of whole lifting mechanism according to the work demand of reality and handle, improve the practicality of whole device in the use with this, the action wheel that the work that utilizes first motor can drive the bottom and connect rotates thereupon, thereby the rotation that utilizes the action wheel drives the belt of surface connection and rotates thereupon, and then utilize the belt to drive the inboard driven wheel of connecting of the other end and rotate thereupon, and the transmission shaft that can drive the inboard connection when rotating from the driving wheel rotates thereupon, thereby the carousel that utilizes the rotation of transmission shaft to drive the top connection rotates thereupon, and then adjust the position orientation of whole lifting structure.

2. The utility model discloses a second motor that sets up, the combined use between threaded rod and the jib, can come the length of jib to adjust the processing according to the demand of lifting by crane of reality, and then can improve the flexibility of device when lifting by crane, because the threaded rod passes through the external screw thread and the thread groove is connected with the jib between the meshing, so can drive the threaded rod and rotate thereupon when second motor during operation, the jib that can drive the surface meshing connection when the threaded rod rotates carries out transverse motion thereupon, and then adjust the length of jib with this, be convenient for follow-up handling to article.

3. The utility model discloses a stopper that sets up, combine between gag lever post and the spacing groove to use, can provide certain limiting displacement for the sideslip of jib, and then can effectually prevent that the jib from breaking away from the inside of bull stick, influence subsequent handling, the stopper that can drive both sides when jib transverse motion carries out synchronous transverse motion along the gag lever post, thereby utilize setting up of gag lever post can provide certain spacing to the motion of stopper, also can improve the stability of stopper sideslip in-process simultaneously, with this stability when improving the jib sideslip, take place by a wide margin to rock when preventing the jib sideslip, the handling of influence goods is handled.

Drawings

Fig. 1 is a schematic view of the overall structure of a crane operation limiting mechanism of the present invention;

fig. 2 is an enlarged schematic structural diagram of a position a in the crane traveling operation limiting mechanism diagram 1 of the present invention;

fig. 3 is a schematic view of the driving mechanism structure of the crane travel limiting mechanism of the present invention;

fig. 4 is the utility model relates to a crane driving operation stop gear's bull stick cross-section spatial structure sketch map.

In the figure: 1. a base; 2. a fixed seat; 3. a first motor; 4. a drive mechanism; 401. a driving wheel; 402. a belt; 403. a driven wheel; 404. a drive shaft; 5. a bearing; 6. a balancing weight; 7. a turntable; 8. a telescopic rod; 9. a first connecting lug; 10. a rotating rod; 11. a support plate; 12. a second engaging lug; 13. a hydraulic lever; 14. a second motor; 15. a threaded rod; 16. a boom; 17. hooking; 18. a moving groove; 19. a thread groove; 20. a limiting block; 21. a limiting rod; 22. a limiting groove.

Detailed Description

Referring to fig. 1 and 3, the present invention provides a technical solution: a crane running limiting mechanism comprises a base 1 and a driving mechanism 4, wherein a fixed seat 2 is installed at the top of the base 1, a first motor 3 is installed on the left side of the top of the fixed seat 2, when the first motor 3 works, a driving wheel 401 connected with the bottom is driven to rotate along with the first motor, a driving mechanism 4 used for driving a driving device to rotate is distributed in an inner cavity of the fixed seat 2, the driving mechanism 4 comprises a driving wheel 401, a belt 402, a driven wheel 403 and a transmission shaft 404, the outer surface of the driving wheel 401 is connected with the belt 402, the inner side of the right end of the belt 402 is connected with the driven wheel 403, when the driving wheel 401 rotates, the belt 402 connected with the outer surface is driven to rotate along with the first motor, so that the driven wheel 403 is driven to rotate along with the first motor by the operation of the belt 402, the inner side of the driven wheel is connected with the transmission shaft 404, the outer side of the top of the transmission shaft 404 is connected with a bearing 5, when the transmission shaft 404 rotates, the turntable 403 is driven to drive the turntable 7 connected with the top to rotate, the top to further achieve the purpose of steering, balancing weights 6 are distributed below the driven wheel 403, the top of the transmission shaft 404 is connected with the turntable 7, and a telescopic rod 8 is installed at the top of the turntable 7;

referring to fig. 1, a first connection lug 9 is connected to the top of a telescopic rod 8, a rotary rod 10 is connected to the right side of the first connection lug 9, a support plate 11 is connected to the outer surface of the telescopic rod 8, a second connection lug 12 is installed at the top of the right end of the support plate 11, a hydraulic rod 13 is connected to the top of the second connection lug 12, a second motor 14 is installed on the left side of an inner cavity of the rotary rod 10, a threaded rod 15 is connected to the right side of the second motor 14, the threaded rod 15 is driven to rotate along with the threaded rod 14 by the operation of the second motor 14, a hanging rod 16 is connected to the right side of the threaded rod 15, and a hook 17 is connected to the bottom of the right end of the hanging rod 16;

please refer to fig. 1, fig. 2 and fig. 4, the inner side of the rotating rod 10 is distributed with a moving groove 18, and the right side of the moving groove 18 is communicated with a thread groove 19, the upper and lower ends of the suspension rod 16 are symmetrically provided with a limiting block 20, the inner side of the limiting block 20 is connected with a limiting rod 21, the outer side of the limiting rod 21 is distributed with a limiting groove 22, when the limiting block 20 performs transverse motion along the limiting rod 21, the stability of the suspension rod 16 in the transverse moving process can be improved, meanwhile, a certain limiting effect can be provided for the motion of the suspension rod 16, and then the suspension rod 16 can be effectively prevented from being separated from the inside of the rotating rod 10.

In summary, when the crane operation limiting mechanism is used, according to the structure shown in fig. 1 and 3, firstly, an object to be lifted is hung on the hook 17, then the telescopic rod 8 is used for driving the whole lifting mechanism to be lifted, so that the object can be transported, when the orientation of the whole device needs to be adjusted, the first motor 3 is started, the driving wheel 401 connected to the bottom is driven to rotate along with the operation of the first motor 3, so that the belt 402 connected to the outer surface is driven to rotate along with the rotation of the driving wheel 401, the driven wheel 403 connected to the inner side at the other end is driven to rotate along with the belt 402, when the driven wheel 403 rotates, the transmission shaft 404 connected to the inner side is driven to rotate along with the driving wheel 403, and the rotating shaft 404 drives the rotating disc 7 connected to the top to rotate along with the rotating disc, so that the orientation of the whole device is adjusted;

finally, according to the structure shown in fig. 1, fig. 2 and fig. 4, when the boom 16 needs to be pushed to traverse, the second motor 14 is started, the second motor 14 is used to drive the threaded rod 15 to rotate therewith, and because the threaded rod 15 is meshed with the boom 16 through the external thread, the threaded rod 15 drives the boom 16 connected with the external surface in a meshed manner to move transversely therewith when rotating, so as to adjust the position of the boom 16, thereby facilitating the transportation of the object, and the boom 16 drives the limit blocks 20 arranged at two ends to move transversely along the limit rod 21 when traversing, thereby improving the stability of the boom 16 during the traverse, and simultaneously, the combined use between the limit blocks 20 and the limit grooves 22 can play a certain limit role in limiting the movement of the boom 16.

Claims (7)

1. The crane traveling operation limiting mechanism is characterized by comprising a base (1) and a driving mechanism (4), wherein a fixed seat (2) is installed at the top of the base (1), a first motor (3) is installed on the left side of the top of the fixed seat (2), the driving mechanism (4) is distributed in an inner cavity of the fixed seat (2) and used for driving a driving device to rotate, the driving mechanism (4) comprises a driving wheel (401), a belt (402), a driven wheel (403) and a transmission shaft (404), the outer surface of the driving wheel (401) is connected with the belt (402), the inner side of the right end of the belt (402) is connected with the driven wheel (403), the inner side of the driven wheel (403) is connected with the transmission shaft (404), the outer side of the top of the transmission shaft (404) is connected with a bearing (5), a balancing weight (6) is distributed below the driven wheel (403), the top of the transmission shaft (404) is connected with a rotary table (7), the top of the rotary table (7) is provided with a telescopic rod (8), the top of the telescopic rod (8) is connected with a first connecting lug (9), the right side of the first connecting lug (9) is connected with a rotary rod (10), the outer surface of the telescopic rod (8) is connected with a supporting plate (11), and the right end of the supporting plate (11) is connected with a second connecting lug (12), the top of the second connecting lug (12) is connected with a hydraulic rod (13).

2. A crane running limiting mechanism according to claim 1, wherein a second motor (14) is installed on the left side of the inner cavity of the rotating rod (10), a threaded rod (15) is connected to the right side of the second motor (14), a hanging rod (16) is connected to the right side of the threaded rod (15), a hook (17) is connected to the bottom of the right end of the hanging rod (16), moving grooves (18) are distributed on the inner side of the rotating rod (10), and threaded grooves (19) are communicated with the right side of the moving grooves (18).

3. A crane running limiting mechanism according to claim 2, wherein limiting blocks (20) are symmetrically arranged at the upper end and the lower end of the suspender (16), a limiting rod (21) is connected to the inner side of each limiting block (20), and limiting grooves (22) are distributed on the outer side of each limiting rod (21).

4. A crane operation limiting mechanism according to claim 1, wherein the outer surface of the driving wheel (401) is attached to the inner side wall of the belt (402), and the transmission shaft (404) penetrates through the driven wheel (403) and is perpendicular to the bottom of the rotating disc (7).

5. A crane travel limiting mechanism according to claim 1, wherein the rotating rod (10) is rotatably connected with the telescopic rod (8) through the first connecting lug (9), and the inside diameter of the rotating rod (10) is matched with the outside diameter of the suspender (16).

6. A crane operation limiting mechanism according to claim 2, wherein the outside diameter of the threaded rod (15) is matched with the inside diameter of the thread groove (19), and the threaded rod (15) is engaged with the suspender (16) through the thread groove (19).

7. A crane operation limiting mechanism according to claim 3, wherein the limiting blocks (20) are symmetrically distributed along the transverse center line of the suspender (16), and the limiting rod (21) penetrates through the inner side of the limiting blocks (20) and is perpendicular to the inner side wall of the rotating rod (10).

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