CN215756045U

CN215756045U - Simple fixed mounting rotatable cantilever crane

Info

Publication number: CN215756045U
Application number: CN202121709833.7U
Authority: CN
Inventors: 倪孝赎; 杨先勇; 杨健; 韦少庚
Original assignee: Guizhou Qianli Heavy Industry Co ltd
Current assignee: Guizhou Qianli Heavy Industry Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-02-08
Anticipated expiration: 2031-07-27

Abstract

The utility model belongs to the technical field of hoisting, in particular to a simple fixed-mounting rotatable cantilever crane, which aims at the problems of inconvenient operation and poor flexibility when objects such as grids are hoisted, and the like, the utility model provides the following scheme, which comprises a grid body and a base arranged on one side of the grid body, wherein the top end of the base is fixedly provided with a mounting cylinder, the outer side wall of the mounting cylinder is communicated with two symmetrically-arranged mounting frames, a limiting rod is arranged in each mounting frame, and a hoisting column is inserted in each mounting cylinder; according to the utility model, the limit state of the suspension post and the mounting cylinder can be controlled by adjusting the pressing depth of the suspension post, so that the suspension post and the mounting cylinder are convenient to assemble and disassemble, the top end of the mounting cylinder is sealed by the two cover plates, so that sundries cannot enter the mounting cylinder to cause damage when the mounting cylinder is idle, the mounting cylinder has better protection performance, the two sides of the mounting cylinder are supported by the support rods, the stress point of the installation cylinder is increased, and the grid is more stable when being lifted.

Description

Simple fixed mounting rotatable cantilever crane

Technical Field

The utility model relates to the technical field of hoisting, in particular to a simple fixed-installation rotatable cantilever crane.

Background

The utility model discloses a sewage treatment device, including water supply and drainage engineering, the grid often can use in the water supply and drainage engineering, the grid cuts dirty facilities with similar such as graticule mesh, the grid, the graticule mesh needs frequent washing, can adopt hoisting crane to lift by crane under the normal conditions, artifical the lifting, measure such as fixed gate type lifts by crane, but these measures all are not so convenient for operate, the expense cost that hoisting crane lifted by crane is higher, and need lift by crane the space, the working strength that artifical the lifting by crane is big, the operating environment requires highly, fixed gate type lifts by crane can not put the object of lifting by crane to the maintenance region in a flexible way, and the arm is hung in midair when carrying out the dismouting equally comparatively inconvenient in the current, consume manpower and materials.

Therefore, a simple fixed-mounting rotatable cantilever crane is needed to solve the problems of inconvenient operation and poor flexibility when hoisting objects such as grids and the like.

SUMMERY OF THE UTILITY MODEL

The simple fixed-installation rotatable cantilever crane provided by the utility model solves the problems of inconvenience in operation and poor flexibility when objects such as grids and the like are hoisted.

In order to achieve the purpose, the utility model adopts the following technical scheme: a simple fixed-mounting rotatable cantilever crane comprises a grating body and a base arranged on one side of the grating body, wherein a mounting cylinder is fixed at the top end of the base, the outer side wall of the mounting cylinder is communicated with two symmetrically-arranged mounting frames, a limiting spring is fixed on the inner wall on one side of each mounting frame, a sliding block is connected to the inner wall of each mounting frame in a sliding manner, one end of the limiting spring is fixed with the side wall on one side of the sliding block, a limiting rod is fixed on the side wall, away from the limiting spring, of the sliding block, one end of the limiting rod extends into the mounting cylinder, a supporting spring is fixed at the bottom end of the mounting cylinder, a supporting plate is fixed at the top end of the supporting spring, a hanging column is inserted into the mounting cylinder, a limiting column is fixed at the bottom end of the hanging column, a limiting block is fixed at the bottom end of the limiting column, and a moving ring is sleeved on the outer side wall of the limiting column in a sliding manner, the top end of the lifting column is fixed with a lifting block, and the bottom end of the lifting block is connected with a suspension bracket in a sliding manner.

Preferably, the end face of the limiting rod is arranged to be an inclined face, the limiting block is arranged to be hemispherical, and the outer side wall of the moving ring is provided with two sections of opposite inclined faces.

Preferably, the top of an installation cylinder is fixed with the collar, the mounting groove has been seted up to the inside wall of collar, the inside wall sliding connection of mounting groove has the baffle of two symmetry settings, the lateral wall of baffle with be fixed with expanding spring between the one side inner wall of mounting groove.

Preferably, the top ends of the baffles are arranged into a concave arc surface, and the cross sections of the two baffles are respectively arranged into matched semi-circles.

Preferably, two the bottom of mounting bracket is fixed with the bracing piece respectively, the bottom of bracing piece with the base is fixed, the bracing piece is the slope setting.

Preferably, the bottom end of the hoisting block is provided with a sliding groove, the top end of the suspension bracket is fixed with a sliding block, the sliding block is in sliding connection with the sliding groove, and the cross sections of the sliding block and the sliding groove are T-shaped.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the cantilever crane can be installed by directly inserting the hanging column into the installation cylinder, the cantilever crane can be disassembled by pressing the hanging column again, so that the grid can be operated more conveniently when needing to be lifted, the grid can be installed at any time, no extra space is occupied, the applicability of the suspension arm is improved, the installation cylinder can drive the grid to rotate by taking the hanging column as a rotating shaft, the angle of the grid can be adjusted at will when the grid needs to be installed after being lifted, the lifting calibration is not needed, and the convenience of the cantilever crane in use is improved.

2. According to the utility model, the limit state of the suspension post and the mounting cylinder can be controlled by adjusting the pressing depth of the suspension post, so that the suspension post and the mounting cylinder are convenient to assemble and disassemble, the top end of the mounting cylinder is sealed by the two cover plates, so that sundries cannot enter the mounting cylinder to cause damage when the mounting cylinder is idle, the mounting cylinder has better protection performance, the two sides of the mounting cylinder are supported by the support rods, the stress point of the installation cylinder is increased, and the grid is more stable when being lifted.

Drawings

FIG. 1 is a schematic view of an overall structure of a simple fixed-mounting rotatable cantilever crane according to the present invention;

FIG. 2 is a schematic main sectional view of a simple fixed-mounting rotatable cantilever crane according to the present invention;

fig. 3 is a main sectional enlarged view of a simple installation cylinder structure for fixedly installing the rotatable cantilever crane according to the present invention.

In the figure: 1. a grid body; 2. a base; 3. mounting the cylinder; 4. a mounting frame; 5. a limiting spring; 6. a slider; 7. a limiting rod; 8. a support spring; 9. a support plate; 10. hoisting a column; 11. a limiting column; 12. a moving ring; 13. a hoisting block; 14. a suspension bracket; 15. a limiting block; 16. a mounting ring; 17. a baffle plate; 18. a tension spring; 19. a support bar; 20. a chute; 21. a slider; 22. and (4) mounting the groove.

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.

Referring to fig. 1-3, a simple fixed mounting rotatable cantilever crane comprises a grating body 1 and a base 2 installed on one side of the grating body 1, wherein a mounting cylinder 3 is fixed on the top end of the base 2, the outer side wall of the mounting cylinder 3 is communicated with two symmetrically arranged mounting frames 4, a limiting spring 5 is fixed on the inner wall of one side of each mounting frame 4, a sliding block 6 is slidably connected with the inner wall of each mounting frame 4, one end of each limiting spring 5 is fixed with the side wall of one side of each sliding block 6, a limiting rod 7 is fixed on the side wall of one side of each sliding block 6 far away from the limiting spring 5, one end of each limiting rod 7 extends into the mounting cylinder 3, a supporting spring 8 is fixed on the bottom end of each mounting cylinder 3, a supporting plate 9 is fixed on the top end of each supporting spring 8, a hanging column 10 is inserted into the mounting cylinder 3, a limiting column 11 is fixed on the bottom end of each hanging column 10, and a limiting block 15 is fixed on the bottom end of each limiting column 11, the outer side wall of the limiting column 11 is sleeved with a moving ring 12 in a sliding manner, the top end of the suspension column 10 is fixed with a hoisting block 13, and the bottom end of the hoisting block 13 is connected with a suspension bracket 14 in a sliding manner; can accomplish the installation of this cantilever crane in installing cylinder 3 through with davit 10 disect insertion, can hang to this cantilever and dismantle through pressing davit 10 once more, it is more convenient to make the grid lift up the time operation when needs, can be along with adorning along with using, do not occupy unnecessary space, the suitability of arm is hung in midair has been improved, installing cylinder 3 can use davit 10 to drive the grid as the pivot and rotate, the angle that can adjust the grid at will when making the grid lift up the back and need installing, need not lift up the calibration, the convenience of this cantilever crane when using has been improved.

The end face of the limiting rod 7 is set to be an inclined plane, the limiting block 15 is set to be hemispherical, and the outer side wall of the moving ring 12 is set to be two sections of opposite inclined planes.

A mounting ring 16 is fixed at the top end of the mounting cylinder 3, a mounting groove 22 is formed in the inner side wall of the mounting ring 16, two symmetrically-arranged baffles 17 are slidably connected to the inner side wall of the mounting groove 22, a telescopic spring 18 is fixed between the outer side wall of each baffle 17 and the inner wall of one side of the mounting groove 22, the top ends of the baffles 17 are arranged to be concave cambered surfaces, and the sections of the two baffles 17 are respectively arranged to be matched semicircular; seal the top of an installation cylinder 3 through two apron, make installation cylinder 3 inside can not get into debris and cause the damage when idle, have better protectiveness.

The bottom ends of the two mounting frames 4 are respectively fixed with a support rod 19, the bottom ends of the support rods 19 are fixed with the base 2, and the support rods 19 are obliquely arranged; support 3 both sides of installation section of thick bamboo through bracing piece 19, increase an ampere rotary drum stress point, make the grid more stable when lifting by crane.

The bottom end of the hoisting block 13 is provided with a sliding groove 20, the top end of the suspension bracket 14 is fixed with a sliding block 21, the sliding block 21 is in sliding connection with the sliding groove 20, and the cross sections of the sliding block 21 and the sliding groove 20 are T-shaped. The limiting state of the suspension post 10 and the installation barrel 3 can be controlled by adjusting the pressing depth of the suspension post 10, so that the suspension post 10 and the installation barrel 3 are convenient and fast to assemble and disassemble.

The working principle is as follows: when the grating body 1 needs to be lifted and rotated, the hanging columns 10 are butted with the mounting cylinder 3, then the limiting columns 11 are inserted, when the limiting block 15 at the end of the limiting column 11 contacts with the baffle 17, the baffle 17 is extruded, the top end of the baffle 17 is stressed and opened towards two sides, then the limiting column 11 is continuously inserted, when the limiting block 15 contacts with the limiting rod 7, because the contact surface of the limiting rod 7 and the limiting block 15 is an inclined surface, the limiting rod 7 can contract towards two sides when being pressed, after the limiting block 15 passes through the limiting rod 7, the limiting rod 7 is outwards popped out through the elasticity of the limiting spring 5 to be contacted with the limiting column 11, the contact surface of the limiting rod 7 and the limiting block 15 is a plane to form mutual limiting, the installation between the hanging column 10 and the installation barrel 3 is completed, then the hanging hook can be hung on the hanging frame 14 through the hanging device to lift the hanging column 10 and the whole grid body 1, and the grid body 1 can be rotated to adjust the position after being lifted to a certain height; when the hanging post 10 needs to be detached after the grid body 1 is installed, the hanging post 10 is pressed downwards again, the limit post 11 is driven to descend when the hanging post 10 descends, at the moment, the limit rod 7 pushes the moving ring 12 to contact with the end face of the hanging post 10, the moving ring 12 does not move when contacting with the end face of the hanging post 10, then the hanging post 10 continues to be pressed downwards, the moving ring 12 pushes the limit rod 7 when the hanging post 10 pushes the moving ring 12 to continue to move downwards, because the contact surface of the limit rod 7 and the moving ring 12 is an inclined plane, the limit rod 7 contracts inwards when being stressed, the limit rod 7 moves to the other end along the outer side wall of the moving ring 12 after the hanging post 10 is continuously pressed, at the moment, the hanging post 10 is lifted upwards, the limit rod 7 pushes the moving ring 12 to contact with the limit block 15, the limit rod 7 contracts when the moving ring 12 contacts with the limit block 15 under stress, then the limit rod 7 moves to the outer side wall of the limit ring 12 to the outer side wall of the limit block 15, and finally the limit rod 7 is separated from the limit block 15 to relieve the limit of the hanging post 10, the suspension posts 10 can be detached at this time, and after the suspension posts 10 are moved out of the installation cylinder 3, the two baffles 17 are closed through the elastic force of the telescopic springs 18 to seal the installation cylinder 3.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A simple fixed mounting rotatable cantilever crane comprises a grating body (1) and a base (2) arranged on one side of the grating body (1), and is characterized in that an installation barrel (3) is fixed at the top end of the base (2), the outer side wall of the installation barrel (3) is communicated with two symmetrically arranged installation frames (4), a limiting spring (5) is fixed on the inner wall of one side of each installation frame (4), a sliding block (6) is connected to the inner side wall of each installation frame (4) in a sliding manner, one end of each limiting spring (5) is fixed with the side wall of one side of each sliding block (6), a limiting rod (7) is fixed on the side wall, far away from the limiting spring (5), of each sliding block (6), one end of each limiting rod (7) extends to the inside of the installation barrel (3), and a supporting spring (8) is fixed at the bottom end of the installation barrel (3), the top of supporting spring (8) is fixed with backup pad (9), the inside of installation section of thick bamboo (3) is pegged graft and is had davit (10), the bottom mounting of davit (10) has spacing post (11), the bottom mounting of spacing post (11) has spacing piece (15), shift ring (12) have been cup jointed in the lateral wall slip of spacing post (11), the top of davit (10) is fixed with hoisting block (13), the bottom sliding connection of hoisting block (13) has mounted frame (14).

2. The simple fixed-installation rotatable cantilever crane according to claim 1, wherein the end surface of the limiting rod (7) is formed as an inclined surface, the limiting block (15) is formed as a semi-sphere, and the outer side wall of the moving ring (12) is formed as two sections of opposite inclined surfaces.

3. The simple fixed mounting rotatable cantilever crane according to claim 1, wherein the top end of the mounting cylinder (3) is fixed with a mounting ring (16), the inner side wall of the mounting ring (16) is provided with a mounting groove (22), the inner side wall of the mounting groove (22) is slidably connected with two symmetrically arranged baffles (17), and a telescopic spring (18) is fixed between the outer side wall of the baffle (17) and the inner wall of one side of the mounting groove (22).

4. A simple fixed mounting rotatable cantilever crane according to claim 3, wherein the top end of the baffle (17) is configured as a concave arc, and the cross sections of the two baffles (17) are respectively configured as a matched semicircle.

5. The simple fixed-installation rotatable cantilever crane according to claim 1, wherein the bottom ends of the two installation frames (4) are respectively fixed with a support rod (19), the bottom ends of the support rods (19) are fixed with the base (2), and the support rods (19) are arranged in an inclined manner.

6. The simple fixed-mounting rotatable cantilever crane according to claim 1, wherein the bottom end of the hoisting block (13) is provided with a sliding groove (20), the top end of the suspension frame (14) is fixed with a sliding block (21), the sliding block (21) is slidably connected with the sliding groove (20), and the cross sections of the sliding block (21) and the sliding groove (20) are T-shaped.