CN212127228U

CN212127228U - Mechanical lifting appliance with buffer mechanism

Info

Publication number: CN212127228U
Application number: CN202020068716.6U
Authority: CN
Inventors: 王超
Original assignee: Dalian Pusida Machinery Co ltd
Current assignee: Dalian Pusida Machinery Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-12-11
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a mechanical lifting appliance with a buffer mechanism, which comprises a lifting appliance shell, a lifting appliance device and a buffer device, wherein one end of the lifting appliance shell is movably provided with the lifting appliance device, one end of the lifting appliance shell is movably provided with the buffer device, the lifting appliance device comprises a lifting appliance, one end of the lifting appliance is movably provided with a movable shaft, one end of the movable shaft is movably provided with a lifting rod, the mechanical lifting appliance with the buffer mechanism pushes a push handle, a mop can push a first movable rod, a movable block at one end of the first movable rod can extrude a second movable rod, the second movable rod can be popped out from a buffer groove due to the elasticity of a second spring, when the movable block touches a limiting block to reach the maximum height, when things on a lifting hook fall off from the lifting hook carelessly, the things on the lifting hook can fall into the buffer groove, because the buffered side edge is surrounded by the second movable rod and the buffering pad at the bottom is not damaged due to the elasticity of the first, thereby achieving a buffering effect.

Description

Mechanical lifting appliance with buffer mechanism

Technical Field

The utility model relates to a mechanical lifting device technical field with buffer gear especially relates to a mechanical lifting device with buffer gear.

Background

The lifting appliance is a device for lifting a heavy object in a lifting machine. The most common lifting devices for lifting finished articles are lifting hooks, lifting straps, lifting rings, lifting suction cups, clamps, forks and the like. The lifting appliance is widely applied to the lifting industry, and the lifting appliance is commonly used by special riggings such as a lifting hook, a steel wire rope, a chain and the like. The lifting suction cups, the clamps, the forks and the like can be used as special lifting appliances on the crane for a long time, can also be used as replaceable auxiliary lifting appliances to be hung on lifting hooks for temporary use, and are commonly used for various warehouses and storage yards to improve the operation efficiency. The lifting appliance for grabbing the bulk materials is generally a grab bucket with an openable jaw plate, and can also be used for sucking magnetic conductive materials such as metal cuttings and the like by using an electromagnetic chuck. The lifting appliance for lifting the fluid materials is commonly used with a containing barrel and a lifting tank, molten steel or chemical solution is generally discharged in a tilting or bottom plug drawing mode, the fluid materials such as concrete are discharged by opening a bottom door of the lifting tank, the lifting appliance is used for meeting the maintenance lifting of daily large-scale machinery, and some domestic lifting rigging companies also design some special lifting appliances, such as fan lifting appliances, tower drum lifting appliances, blade lifting appliances, hub lifting appliances, steam turbines and other non-standard lifting appliances.

The conventional mechanical sling with the buffer mechanism can cause damage to the object due to the fact that the object falls off from the hook by carelessness when the object is hung, and changes are made.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical lifting appliance with a buffer mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the mechanical lifting appliance with the buffer mechanism comprises a lifting appliance shell, a lifting appliance device and a buffer device, wherein the lifting appliance device is movably mounted at one end of the lifting appliance shell, and the buffer device is movably mounted at one end of the lifting appliance shell.

The lifting appliance device comprises a lifting appliance, wherein a movable shaft is movably mounted at one end of the lifting appliance, a lifting rod is movably mounted at one end of the movable shaft, and a lifting hook is movably mounted at one end of the lifting rod.

Buffer includes the fixed slot, the one end fixed mounting of fixed slot has the dashpot, the inside fixed mounting of dashpot has the blotter, the inside movable mounting of dashpot has first spring, the inside movable mounting of dashpot has first movable rod, the one end fixed mounting of first movable rod has the connecting rod, the one end fixed mounting of connecting rod has the handle that pushes away, the one end movable mounting of first movable rod has the movable block, the one end movable mounting of movable block has the second movable rod, the one end fixed mounting of second movable rod has the stopper, the bottom movable mounting of second movable rod has the second spring.

As a further description of the above technical solution: the number of the first springs is nine, and the nine first springs are identical in shape and are parallel to each other.

As a further description of the above technical solution: one end of the lifting appliance is fixedly connected with one end of the fixing groove in a welding mode.

As a further description of the above technical solution: one end of the fixing groove and one end of the buffer groove are fixedly connected in a welding mode.

As a further description of the above technical solution: the shape of first movable rod is the rectangle, the quantity of first movable rod is two and parallel to each other.

As a further description of the above technical solution: the shape of second movable rod is the rectangle, the quantity of second movable rod is two and parallel to each other.

As a further description of the above technical solution: the shape of stopper is the square, the quantity of stopper is two and arranges the rule.

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

the mechanical lifting appliance with the buffer mechanism pushes the push handle through the mutual matching between the lifting appliance shell, the lifting appliance device, the lifting appliance, the movable shaft, the lifting rod, the lifting hook, the buffer device, the fixed groove, the buffer cushion, the first spring, the first movable rod, the connecting rod, the push handle, the second movable rod, the movable block, the limiting block and the second spring, the push handle can push the first movable rod, the movable block at one end of the first movable rod can extrude the second movable rod, the second movable rod can be popped out from the buffer groove due to the elasticity of the second spring, when the movable block touches the limiting block to reach the maximum height, when things on the lifting hook fall off from the lifting hook carelessly, the things on the lifting hook can fall into the buffer groove, and because the side edge of the buffer groove is surrounded by the second movable rod and the buffer cushion at the bottom and the elasticity of the first spring, the things on the lifting hook can not be damaged, thereby achieving a buffering effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is an overall view of a mechanical spreader having a damping mechanism;

fig. 2 is a schematic side view of a damping device in a mechanical spreader having a damping mechanism;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a spreader housing; 2. a spreader device; 201. a spreader; 202. a movable shaft; 203. a boom; 204. a hook; 3. a buffer device; 301. fixing grooves; 302. a buffer tank; 303. a cushion pad; 304. a first spring; 305. a first movable bar; 306. a connecting rod; 307. a push handle; 308. a second movable bar; 309. a movable block; 310. a limiting block; 311. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a mechanical sling with a buffer mechanism comprises a sling housing 1, a sling device 2 and a buffer device 3, wherein the sling device 2 is movably mounted at one end of the sling housing 1, and the buffer device 3 is movably mounted at one end of the sling housing 1.

The lifting appliance device 2 comprises a lifting appliance 201, a movable shaft 202 is movably mounted at one end of the lifting appliance 201, a lifting rod 203 is movably mounted at one end of the movable shaft 202, and a lifting hook 204 is movably mounted at one end of the lifting rod 203.

The buffer device 3 comprises a fixed groove 301, one end of the hanger 201 is fixedly connected with one end of the fixed groove 301 in a welding mode, a buffer groove 302 is fixedly arranged at one end of the fixed groove 301, one end of the fixed groove 301 is fixedly connected with one end of the buffer groove 302 in a welding mode, a buffer pad 303 is fixedly arranged in the buffer groove 302, a first spring 304 is movably arranged in the buffer groove 302, when things on the hook 204 fall off from the hook 204 carelessly, the things fall into the buffer groove 302, the things on the hook 204 cannot be damaged due to the fact that the buffer pad 303 at the bottom and surrounded by a second movable rod 308 and the elastic force of the first spring 304 are arranged on the side edge of the buffer groove 302, the number of the first springs 304 is nine, the nine first springs 304 are identical in shape and parallel to each other, a first movable rod 305 is movably arranged in the buffer groove 302, and the first movable rod 305 is rectangular in shape, the number of the first movable rods 305 is two and parallel to each other, one end of the first movable rod 305 is fixedly provided with a connecting rod 306, one end of the connecting rod 306 is fixedly provided with a push handle 307, one end of the first movable rod 305 is movably provided with a movable block 309, one end of the movable block 309 is movably provided with a second movable rod 308, the shape of the second movable rod 308 is rectangular, the number of the second movable rods 308 is two and parallel to each other, one end of the second movable rod 308 is fixedly provided with a limit block 310, the push handle 307 is pushed, the push handle 307 pushes the first movable rod 305, the movable block 309 at one end of the first movable rod 305 can extrude the second movable rod 308, the second movable rod 308 can be ejected from the buffer groove 302 due to the elastic force of the second spring 311, when the movable block 309 touches the limit block 310, the shape of the limit block 310 is square when the maximum height is reached, the number of the limit blocks 310 is two and the arrangement is regular, a second spring 311 is movably mounted at the bottom of the second movable rod 308.

The working principle is as follows: when the push handle 307 is pushed, the push handle 307 pushes the first movable rod 305, the movable block 309 at one end of the first movable rod 305 pushes the second movable rod 308, the second movable rod 308 is pushed out of the buffer groove 302 due to the elastic force of the second spring 311, when the movable block 309 touches the limit block 310 to reach the maximum height, and when the object on the hook 204 falls off from the hook 204 carelessly, the object falls into the buffer groove 302, and because the side of the buffer groove 302 is surrounded by the second movable rod 308 and the buffer pad 303 at the bottom and the elastic force of the first spring 304, the object on the hook 204 cannot be damaged, so that a buffering effect is achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mechanical lifting appliance with a buffer mechanism comprises a lifting appliance shell (1), a lifting appliance device (2) and a buffer device (3), and is characterized in that the lifting appliance device (2) is movably mounted at one end of the lifting appliance shell (1), and the buffer device (3) is movably mounted at one end of the lifting appliance shell (1);

the lifting appliance device (2) comprises a lifting appliance (201), wherein a movable shaft (202) is movably mounted at one end of the lifting appliance (201), a lifting rod (203) is movably mounted at one end of the movable shaft (202), and a lifting hook (204) is movably mounted at one end of the lifting rod (203);

the buffer device (3) comprises a fixed groove (301), one end of the fixed groove (301) is fixedly provided with a buffer groove (302), a buffer pad (303) is fixedly arranged in the buffer groove (302), a first spring (304) is movably arranged in the buffer groove (302), a first movable rod (305) is movably arranged in the buffer groove (302), one end of the first movable rod (305) is fixedly provided with a connecting rod (306), one end of the connecting rod (306) is fixedly provided with a push handle (307), one end of the first movable rod (305) is movably provided with a movable block (309), one end of the movable block (309) is movably provided with a second movable rod (308), one end of the second movable rod (308) is fixedly provided with a limit block (310), a second spring (311) is movably arranged at the bottom of the second movable rod (308).

2. A mechanical spreader with a damping mechanism according to claim 1, wherein the number of the first springs (304) is nine, and the nine first springs (304) are identical in shape and parallel to each other.

3. A mechanical spreader with a damping mechanism according to claim 1, characterised in that one end of the spreader (201) and one end of the securing slot (301) are fixedly connected by welding.

4. A mechanical spreader with a damping mechanism according to claim 1, wherein one end of the securing slot (301) and one end of the damping slot (302) are fixedly connected by welding.

5. Mechanical spreader with a damping mechanism according to claim 1, wherein the shape of the first movable bar (305) is rectangular and the number of the first movable bars (305) is two and parallel to each other.

6. A mechanical spreader with a damping mechanism according to claim 1, wherein the second movable bar (308) is rectangular in shape, and the number of the second movable bars (308) is two and parallel to each other.

7. The mechanical sling with a buffer mechanism as recited in claim 1, wherein the stoppers (310) are square in shape, and the number of the stoppers (310) is two and the stoppers are regularly arranged.