CN215048007U

CN215048007U - Cantilever adjusting mechanism for cantilever crane

Info

Publication number: CN215048007U
Application number: CN202120656477.0U
Authority: CN
Inventors: 马金桥
Original assignee: Tianjin Zehao Hoisting Equipment Co ltd
Current assignee: Tianjin Zehao Hoisting Equipment Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-07
Anticipated expiration: 2031-03-31

Abstract

The utility model provides a cantilever adjustment mechanism for cantilever crane belongs to cantilever crane technical field, the utility model discloses constitute by support column, polished rod eye, driver, connecting rope, couple and steel pole, the distolateral rotation of support column is connected with the polished rod eye, the surface sliding connection of polished rod eye has the driver, the inside fixed mounting of driver has the connecting rope, the connecting rope keeps away from the one end fixed connection couple of driver; the surface of couple has seted up the circular port, the inner wall sliding connection of circular port has the steel pole, the external screw thread has been seted up to the arc surface of steel pole. The utility model provides a when the hoist jack-up longer article, because only a couple hangs article on the hoist, lead to longer article to take place the situation of perk when the jack-up very easily, and then lead to needing just can put article in the place that needs to place under the condition that the staff supported article, strengthened the problem of staff's work intensity.

Description

Cantilever adjusting mechanism for cantilever crane

Technical Field

The utility model belongs to the technical field of cantilever crane, especially, relate to a cantilever adjustment mechanism for cantilever crane.

Background

The cantilever crane is a light working strength crane, has light in weight, the span is big, the load lifting is big, economical and durable's advantage, drives through the motor between support column on the cantilever crane and the polished rod and rotates and be connected to can reach the effect of adjusting the polished rod and supporting angle between living.

When the crane hoists longer articles, because only one hook on the crane hangs the articles, the situation that the longer articles are tilted when hoisted is easily caused, and then the articles can be placed in places where the articles need to be placed under the condition that the articles need to be supported by workers, so that the working labor intensity of the workers is enhanced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the tilting situation of longer articles is easily caused when hoisting because only one hook is hung to the articles on the crane, and providing a cantilever adjusting mechanism for cantilever crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cantilever adjusting mechanism for a cantilever crane comprises a supporting column, a suspension rod, a driver, a connecting rope, a hook and a steel rod, wherein the suspension rod is rotatably connected to the end side of the supporting column; the circular port has been seted up on the surface of couple, the inner wall sliding connection of circular port has the steel pole, the external screw thread has been seted up to the arc surface of steel pole, the surperficial threaded connection of external screw thread has two nuts, the surperficial swing joint of steel pole has two cover framves, two the equal fixedly connected with steel cable of lateral wall of cover frame, the one end fixedly connected with hook of cover frame is kept away from to the steel cable, the surface of steel pole is equipped with adjusts the structure, adjustment mechanism is including the constant head tank, the lateral wall at the steel pole is evenly seted up to the constant head tank, the inside slip of cover frame is inserted and is equipped with the bolt, the size of bolt and the size looks adaptation of constant head tank, the bolt is as with constant head tank sliding connection, the surface of bolt is equipped with the driving piece, and adjustment mechanism is used as fixing the cover frame in the position that the steel pole is different.

The driving piece comprises a first spring sleeved on the surface of the bolt, and two ends of the first spring are fixedly connected with the bolt and the sleeve frame respectively.

Two the equal fixedly connected with baffle in one side that the nut is close to each other, the baffle is used for increasing the area of contact between nut and the couple and then improves the effect of being connected stability between steel pole and the couple.

The surface of the supporting column is fixedly connected with a fixing frame, a limiting part is arranged on the surface of the fixing frame, and the limiting part is used for clamping an article to be clamped on the fixing frame.

The locating part is including the slide, the slide is with the inside sliding connection of mount, the surface of mount is equipped with the driving piece.

The driving piece comprises a bolt, the bolt is in threaded connection with the inside of the fixing frame, and the end side of the bolt is in rotary connection with the sliding plate.

The lateral wall fixedly connected with two connecting plates of mount, two the equal fixedly connected with two telescopic links in one side that the connecting plate is close to each other, two the telescopic link is kept away from the one end welding of connecting plate and is had the fixture block, the surface cover of telescopic link has the second spring, the both ends of second spring respectively with fixture block and connecting plate fixed connection.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when longer articles need to be hung, the steel rod is sleeved into the circular hole on the hook, the two screw rods are sleeved from the two sides of the steel rod respectively, when the position of the external thread on the surface of the steel rod sleeved by the screw caps is arranged, the screw caps can be rotated, the two screw caps are close to each other, thereby achieving the effect of fixing the steel rod and the hook, at the same time, the two sleeve frames are sleeved on the two sides of the steel rod respectively, the bolt in the sleeve frame is pulled in the direction away from the steel rope, the sliding frame can slide on the surface of the steel rod, the bolt can be loosened until the sleeve frame slides to the proper position on the steel rod, the bolt can be clamped into the inner wall of the corresponding positioning groove on the steel rod by the elastic force of the first spring in the sleeve frame, thereby achieving the effect of fixing the sleeve frame on the steel rod, at the same time, the hook on the steel rope can be hung on the two sides of the longer articles, the sleeve frame slides to different positions on the steel rod, thereby achieving the effect of carrying out the articles with different lengths, the structure solves the problem that the lifting condition of a longer article is easily caused when the article is lifted because only one hook is used for hanging the article on the crane.

2. In the utility model, when the manipulator for operating the crane is used, the manipulator is clamped between the two clamping blocks, the clamping blocks can be clamped on the manipulator by the elastic force of the second spring on the connecting block to clamp the manipulator, wherein the fixed frame and the sliding plate have the limited effect on the controller, thereby achieving the effect of storing the controller, the bolt in the fixed frame is rotated, the bolt can drive the sliding plate to move towards the direction close to the controller, the bolt is rotated in the opposite direction, because the bolt is rotationally connected with the sliding plate, the effect of driving the bolt to move towards the direction far away from the sliding plate can be achieved, the distance between the sliding plate and the fixed plate can be adjusted, thereby reach and carry out spacing effect to the controller of different thickness, this structure has solved the controller on the current cantilever crane and has mostly been wireless control, loses the problem that leads to the controller to take place to lose easily after using to lose everywhere.

Drawings

Fig. 1 is a schematic perspective view of a jib adjusting mechanism for a jib crane according to the present invention;

FIG. 2 is a schematic structural view of the jib adjusting mechanism for the jib crane shown in FIG. 1 with the hook and the steel rod disassembled;

FIG. 3 is a schematic view of the structure at A in the jib adjustment mechanism for a jib crane shown in FIG. 2;

FIG. 4 is a schematic view of the structure at B in the jib adjustment mechanism for a jib crane shown in FIG. 2;

fig. 5 is a partial structural schematic diagram of a jib adjusting mechanism for a jib crane shown in fig. 1.

Illustration of the drawings: 1. a support pillar; 2. a suspension rod; 3. a driver; 4. connecting ropes; 5. hooking; 6. a steel rod; 7. a steel cord; 8. a hook; 9. a circular hole; 10. positioning a groove; 11. a bolt; 12. sleeving a frame; 13. a first spring; 14. an external thread; 15. a baffle plate; 16. a nut; 17. a slide plate; 18. a fixed mount; 19. a bolt; 20. a clamping block; 21. a second spring; 22. a telescopic rod; 23. a connecting plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, a cantilever adjustment mechanism for a cantilever crane includes a support column 1, a suspension rod 2, a driver 3, a connection rope 4, a hook 5 and a steel rod 6, wherein the support column 1 is rotatably connected with the suspension rod 2 at its end side, the driver 3 is slidably connected to the surface of the suspension rod 2, the connection rope 4 is fixedly installed inside the driver 3, and the hook 5 is fixedly connected to one end of the connection rope 4 far away from the driver 3.

As shown in fig. 1 and 2, a circular hole 9 is formed on the surface of the hook 5, a steel rod 6 is slidably connected to the inner wall of the circular hole 9, an external thread 14 is formed on the arc surface of the steel rod 6, two nuts 16 are threadedly connected to the surface of the external thread 14, when longer articles need to be hung, the steel rod 6 is sleeved into the circular hole 9 on the hook 5, the two screws are sleeved from the two sides of the steel rod 6 respectively, when the nut 16 is in the position of the external thread 14 on the surface of the steel rod 6, which is to be received by the nut 16, the nut 16 is turned, the two nuts 16 are brought closer to each other, and then reach the effect fixed between steel pole 6 and couple 5, the surperficial swing joint of steel pole 6 has two cover framves 12, the equal fixedly connected with steel cable 7 of the lateral wall of two cover framves 12, and the one end fixedly connected with hook 8 of cover frame 12 is kept away from to steel cable 7, and the surface of steel pole 6 is equipped with the regulation structure, and adjustment mechanism is used for fixing the different positions on steel pole 6 with cover frame 12.

The adjusting mechanism comprises a positioning groove 10, the positioning groove 10 is evenly formed in the side wall of the steel rod 6, a plug pin 11 is inserted into the sleeve frame 12 in a sliding mode, the size of the plug pin 11 is matched with that of the positioning groove 10, the plug pin 11 is used for being in sliding connection with the positioning groove 10, and a driving piece is arranged on the surface of the plug pin 11.

The driving piece is including the first spring 13 of cover on bolt 11 surface, overlap two box brackets 12 respectively the both sides at steel pole 6 this moment again, to keeping away from the inside bolt 11 of steel cable 7 direction pulling box bracket 12, can be at the surperficial slip balladeur train of steel pole 6, until sliding box bracket 12 to the steel pole 6 on suitable position after, can loosen bolt 11, bolt 11 can receive the inside first spring 13's of box bracket 12 elasticity card to go into the inner wall that corresponds constant head tank 10 on steel pole 6, and then reached the effect of fixing box bracket 12 on steel pole 6, can hang couple 5 on the steel cable 7 in the both sides of longer article and collude the string to article this moment, slide box bracket 12 to different positions on steel pole 6 and can reach and carry out effect wherein to the article of different length, the both ends of first spring 13 respectively with bolt 11 and box bracket 12 fixed connection.

The two nuts 16 are fixedly connected with a baffle 15 on one side close to each other, and the baffle 15 is used for increasing the contact area between the nuts 16 and the hook 5 so as to improve the effect of the connection stability between the steel rod 6 and the hook 5.

The effect achieved by the mutual matching of the upper section parts is that when longer articles need to be hung, the steel rod 6 is firstly sleeved into the circular hole 9 on the hook 5, the two screw rods are respectively sleeved from the two sides of the steel rod 6, when the screw cap 16 is sleeved in the position of the external thread 14 on the surface of the steel rod 6, the screw cap 16 can be rotated, the two screw caps 16 are close to each other, and further the effect of fixing the steel rod 6 and the hook 5 is achieved, at the moment, the two sleeve frames 12 are respectively sleeved on the two sides of the steel rod 6, the bolt 11 in the sleeve frame 12 is pulled in the direction far away from the steel rope 7, the sliding frame can slide on the surface of the steel rod 6, until the sleeve frame 12 slides to the proper position on the steel rod 6, the bolt 11 can be loosened, the bolt 11 can be clamped into the inner wall of the corresponding positioning groove 10 on the steel rod 6 by the elasticity of the first spring 13 in the sleeve frame 12, and further the effect of fixing the sleeve frame 12 on the steel rod 6 is achieved, at the moment, the hooks 5 on the steel rope 7 can be hung on two sides of a longer article to hook the article, the sleeve frame 12 slides to different positions on the steel rod 6 to achieve the effect of carrying out the article with different lengths, and the structure solves the problem that the article is easily tilted when being lifted due to the fact that only one hook 5 on the crane is used for hanging the article.

As shown in fig. 1 and 5, a fixing frame 18 is fixedly connected to a surface of the supporting column 1, and a limiting member is disposed on the surface of the fixing frame 18, and is used for clamping an article to be clamped on the fixing frame 18.

The locating part is including slide 17, and wherein mount 18 and slide 17 have limited effect to controlling the utensil, and then reach the effect of depositing the controller, slide 17 and the inside sliding connection of mount 18, and the surface of mount 18 is equipped with the driving piece.

The driving piece is including bolt 19, rotate the inside bolt 19 of mount 18, bolt 19 can drive slide 17 and remove to the direction of being close to the controller, bolt 19 is rotated in the opposite direction, because rotate between bolt 19 and the slide 17 and be connected, thereby can reach the effect that drives bolt 19 and remove to the direction of keeping away from slide 17, the distance between slide 17 and the fixed plate of regulation, thereby reach and carry out spacing effect to the controller of different thickness, bolt 19 and the inside threaded connection of mount 18, the distolateral and slide 17 of bolt 19 rotate to be connected.

The lateral wall fixedly connected with two connecting plates 23 of mount 18, two connecting plates 23 are two telescopic links 22 of equal fixedly connected with in one side that is close to each other, the one end welding that connecting plate 23 was kept away from to two telescopic links 22 has fixture block 20, telescopic link 22's surface cover has second spring 21, after using the controller of controlling the hoist, with the controller card to between two fixture blocks 20, fixture block 20 can receive on the connecting block the elasticity card of second spring 21 and carry out the centre gripping to the controller on the controller, the both ends of second spring 21 respectively with fixture block 20 and connecting plate 23 fixed connection.

The effect achieved by the mutual matching of the upper section components is that after a controller for controlling the crane is used, the controller is clamped between the two clamping blocks 20, the clamping blocks 20 can be clamped on the controller by the elastic force of the second spring 21 on the connecting block to clamp the controller, wherein the fixed frame 18 and the sliding plate 17 have a limited effect on the controller, and further the controller is stored, the bolt 19 in the fixed frame 18 is rotated, the bolt 19 can drive the sliding plate 17 to move towards the direction close to the controller, the bolt 19 is rotated in the opposite direction, as the bolt 19 is rotatably connected with the sliding plate 17, the effect of driving the bolt 19 to move towards the direction far away from the sliding plate 17 can be achieved, the distance between the sliding plate 17 and the fixed plate is adjusted, and therefore the effect of limiting the controllers with different thicknesses is achieved, and the structure solves the problem that most of the controller on the existing cantilever crane is not controlled by wires, the manipulator is easy to lose when being released after being used.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a cantilever adjustment mechanism for cantilever crane, it comprises support column (1), polished rod eye (2), driver (3), connection rope (4), couple (5) and steel pole (6), its characterized in that: the end side of the supporting column (1) is rotatably connected with a suspension rod (2), the surface of the suspension rod (2) is connected with a driver (3) in a sliding mode, a connecting rope (4) is fixedly installed inside the driver (3), and one end, far away from the driver (3), of the connecting rope (4) is fixedly connected with a hook (5); circular port (9) have been seted up on the surface of couple (5), the inner wall sliding connection of circular port (9) has steel pole (6), external screw thread (14) have been seted up to the arc surface of steel pole (6), the surperficial threaded connection of external screw thread (14) has two nuts (16), the surperficial swing joint of steel pole (6) has two cover framves (12), two the equal fixedly connected with steel cable (7) of the lateral wall of cover frame (12), the one end fixedly connected with hook (8) of cover frame (12) are kept away from in steel cable (7), the surface of steel pole (6) is equipped with the regulation structure, and adjustment mechanism is used as fixing different positions on steel pole (6) with cover frame (12).

2. The jib adjustment mechanism for jib cranes according to claim 1, wherein: adjustment mechanism is including constant head tank (10), the lateral wall at steel pole (6) is evenly seted up in constant head tank (10), the inside of cover frame (12) slides and inserts and is equipped with bolt (11), the size of bolt (11) and the size looks adaptation of constant head tank (10), bolt (11) are used as with constant head tank (10) sliding connection, the surface of bolt (11) is equipped with the driving piece.

3. A jib adjustment mechanism for a jib crane according to claim 2 wherein: the driving piece comprises a first spring (13) sleeved on the surface of the bolt (11), and two ends of the first spring (13) are fixedly connected with the bolt (11) and the sleeve frame (12) respectively.

4. The jib adjustment mechanism for jib cranes according to claim 1, wherein: two equal fixedly connected with baffle (15) in one side that nut (16) are close to each other, baffle (15) are used as increase nut (16) and couple area of contact between (5) and then improve the effect of being connected stability between steel pole (6) and couple (5).

5. The jib adjustment mechanism for jib cranes according to claim 1, wherein: the surface of the supporting column (1) is fixedly connected with a fixing frame (18), the surface of the fixing frame (18) is provided with a limiting piece, and the limiting piece is used for clamping an article needing to be clamped on the fixing frame (18).

6. The jib adjustment mechanism for jib cranes according to claim 5, wherein: the locating part comprises a sliding plate (17), the sliding plate (17) is in sliding connection with the inside of the fixing frame (18), and a driving part is arranged on the surface of the fixing frame (18).

7. The jib adjustment mechanism for jib cranes according to claim 6, wherein: the driving piece comprises a bolt (19), the bolt (19) is in threaded connection with the inside of the fixing frame (18), and the end side of the bolt (19) is in rotary connection with the sliding plate (17).

8. The jib adjustment mechanism for jib cranes according to claim 5, wherein: the utility model discloses a fixing frame, including fixing frame (18), lateral wall fixedly connected with two connecting plates (23), two the equal two telescopic links (22) of fixedly connected with in one side that connecting plate (23) are close to each other, two telescopic link (22) are kept away from the one end welding of connecting plate (23) and are had fixture block (20), the surface cover of telescopic link (22) has second spring (21), the both ends of second spring (21) respectively with fixture block (20) and connecting plate (23) fixed connection.