CN116101889A - A hoisting system for lifting equipment - Google Patents

Abstract

The invention relates to the technical field of hoisting equipment, and particularly discloses a hoisting system of the hoisting equipment, which comprises: the hanger body is arranged on the bearing frame in a lifting manner; the lifting mechanism comprises a hanging chain and a lifting hook, the upper end of the hanging chain is connected with the hanging frame main body through a first elastic piece, and the lifting hook is positioned at the lower end of the hanging chain; the pushing mechanism comprises a butt piece and a second elastic piece, the butt piece is connected with the bearing frame through the second elastic piece, when the hanging frame body ascends, the butt piece can be abutted with the top of goods and form a clamping assembly with the hanging hook to fix the goods, the goods are clamped by the pushing mechanism and the lifting mechanism, the shaking amplitude of the goods in the lifting operation process can be reduced, the potential safety hazard is reduced, the locating plate is arranged around the bearing frame of the hanging frame body, the locating plate can be used for fixing the goods, the limiting effect on the goods can be achieved, and the running stability of the goods is further improved.

Description

A hoisting system for lifting equipment

technical field

The invention relates to the technical field of hoisting equipment, in particular to a lifting system for hoisting equipment.

Background technique

Lifting equipment is used for short-distance transportation of goods or other heavy objects. It is widely used in factories and warehouses, and is also used for lifting outdoor objects. It is divided into two types of equipment according to different application environments: one is The mobile crane equipment used in the room, by laying guide rails on the upper part of the space, and setting the mobile cranes on the guide rails, the mobile cranes can move along the guide rails, and then lift the goods and carry out short-distance transportation; the other is used outdoors Lifting truck equipment, which moves through a movable car body carrying a telescopic boom. During the hoisting process, the boom is stretched out, and objects are hoisted through the lifting chain and hook on the boom.

However, in the prior art, whether it is a mobile crane or a crane, it directly lifts the object through the lifting chain and the hook, and during the operation, the object has inertia, and the moving speed cannot be guaranteed to be consistent, which will lead to There is a lot of shaking of the object, especially at the moment of emergency stop, which poses a great safety hazard, which may cause the object to decouple or hit other objects, and may even cause impact to people standing nearby.

Contents of the invention

The present invention is made in consideration of the aforementioned problems. The purpose of the invention is to provide a hoisting system for the equipment in which the main body of the hanger drives the hoisting chain and the hook to carry out the lifting action. The mechanism cooperates to clamp the goods, and a positioning plate is set around the bearing frame of the main body of the hanger, which can ensure the stability of the goods during operation.

In order to achieve the above object, the present invention provides a hoisting system of a hoisting device, the hoisting device includes a carrier frame, and the hoisting system includes:

The main body of the hanger, which can be lifted and lowered on the carrier;

A lifting mechanism, which includes a suspension chain and a hook, the upper end of the suspension chain is connected to the main body of the hanger through a first elastic member, and the suspension hook is located at the lower end of the suspension chain;

The pressing mechanism includes an abutment piece and a second elastic piece, the abutment piece is in contact with the bearing frame through the second elastic piece, and when the hanger main body rises, the abutment piece can It abuts against the top of the cargo and forms a clamping assembly with the hook to fix the cargo.

According to the hoisting system of the above-mentioned hoisting equipment, the middle part of the main body of the hanger is provided with a bearing frame, and the four lifting mechanisms are respectively located at the four corners of the bearing frame;

The four corners of the bearing frame are provided with inclined installation blocks, and the hanging chain is movably connected with the installation blocks through the first elastic member;

Positioning plates for fixing goods are provided around the bearing frame.

According to the hoisting system for lifting equipment described above, a connecting rod is provided at the upper end of the lifting chain, and the connecting rod is movably passed through the mounting block, and the connecting rod is located at the top of the mounting block. One end is provided with a limit ring;

The first elastic member is configured as a return spring, one end of the return spring is in contact with the bottom of the limiting ring, and the other end of the return spring is in contact with the top of the mounting block.

According to the hoisting system of a lifting device described above, a rotatable locking block is provided on the mounting block, and the locking block can be rotated to cover the outside of the connecting rod to lock the the connecting rod.

According to the hoisting system of a lifting device described above, the abutting member includes an abutting column and a guide sleeve, the second elastic member is set as a compression spring, and the guide sleeve is vertically arranged on the bearing frame Above, the upper end of the abutment column is movably arranged in the guide sleeve, and the upper end of the abutment column is in contact with the bearing frame through the pressure spring.

According to the above-mentioned hoisting system for lifting equipment, a shock-absorbing pad is provided at the bottom of the abutment column, and the shock-absorbing pad is made of rubber.

According to the hoisting system of the above-mentioned lifting equipment, the press-down mechanism further includes an adjustment member, the adjustment member includes an adjustment screw and a mounting frame, the mounting frame is connected to the lower end of the adjustment screw, and The installation frame is located in the guide sleeve, one end of the pressurizing spring is in contact with the abutment column, and the other end of the pressurization spring is in contact with the installation frame;

The adjusting screw engages with the bearing frame, and drives the mounting frame to squeeze or stretch the pressure spring through rotation.

According to the hoisting system of the above-mentioned lifting equipment, the carrier frame includes two symmetrically arranged support frames and a top frame located on the top of the two support frames, and the top frame is located at the front of the main body of the hanger. Above, the press-down mechanism is fixed on the bottom of the top frame.

According to the hoisting system of a kind of lifting equipment described above, each of the support frames includes two uprights, and the inner sides of the two uprights are provided with vertically arranged guide grooves, and the two sides of the hanger main body All are provided with guide wheels, and the guide wheels are clamped in the guide grooves.

According to the hoisting system for lifting equipment as described above, it also includes a lifting drive mechanism, the lifting drive mechanism includes a lifting cylinder and a lifting chain, the lifting cylinder is fixed on the support frame, and one end of the lifting chain It is connected with the output end of the lifting cylinder, and the other end of the lifting chain is connected with the main body of the hanger after passing through a certain pulley.

The present invention has the following beneficial effects:

1. Use the pressing mechanism and the lifting mechanism to clamp the goods, which can reduce the shaking range of the goods during the hoisting operation and reduce potential safety hazards;

2. There are positioning plates around the bearing frame of the main body of the hanger, which can be used to fix the goods, which can play a role in restricting the goods and further improve the stability of the goods running;

3. The lifting mechanism is driven by the main body of the hanger to perform lifting movements, and the operation is relatively stable;

4. The upper end of the hoisting chain is connected to the bearing frame through a return spring. When the height difference between the hook and the cargo is small, the hoisting chain can be pulled down directly, which is easy to operate, and the hoisting spring can straighten the hoisting chain to prevent the hook from decoupling. ;

5. There is a shock-absorbing pad at the bottom of the abutment column to avoid damage to the goods.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present embodiment;

Fig. 2 is a schematic diagram of the main structure of the hanger of the present embodiment;

Fig. 3 is a schematic diagram of the assembly structure of the column and the guide wheel of the present embodiment;

Fig. 4 is the structural representation of the hoisting mechanism of the present embodiment;

Fig. 5 is a schematic diagram of an enlarged structure at Fig. 4A;

Fig. 6 is a structural schematic diagram of the pressing mechanism of this embodiment.

In the picture:

1. Bearing frame; 11. Support frame; 111. Column; 1111. Guide groove; 12. Top frame;

2. Main body of hanger; 21. Bearing frame; 211. Mounting block; 212. Positioning plate; 22. Guide wheel;

3. Lifting mechanism; 31. Hanging chain; 311. Connecting rod; 3111. Limiting ring; 32. Hook; 33. Return spring; 34. Locking block;

4. Press down mechanism; 41. Abutting column; 411. Shock absorbing pad; 42. Guide sleeve; 43. Pressure spring; 44. Adjusting screw; 45. Mounting frame;

5. Lifting drive mechanism; 51. Lifting cylinder; 52. Lifting chain; 53. Fixed pulley.

Detailed ways

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the invention is not limited to these embodiments.

As shown in Figures 1-6, a hoisting system for lifting equipment, the lifting equipment includes a carrier frame 1, and the hoisting system includes:

The hanger main body 2 is arranged on the carrier frame 1 so that it can be lifted up and down. The lifting action of the hanger main body 2 drives the lifting mechanism 3 to move together to realize the lifting of the hook 32 .

Lifting mechanism 3, it comprises suspension chain 31 and suspension hook 32, the upper end of described suspension chain 31 joins with described hanger main body 2 through the first elastic member, and described suspension hook 32 is positioned at the lower end of described suspension chain 31, Hook the goods through the hook 32, and then drive the goods to rise through the rise of the hanger main body 2. During the hooking process, if there is a small height difference between the hook 32 and the goods, you can directly pull down the lifting chain 31, and compress the first The elastic part realizes the downward movement of the hook 32, and after picking up the goods, the elastic force of the first elastic part will drive the hanging chain 31 upward, so that the hanging chain 31 keeps a tight state and prevents the hook 32 from decoupling.

The pressing mechanism 4 includes an abutment piece and a second elastic piece, the abutment piece is in contact with the carrier frame 1 through the second elastic piece, and when the hanger main body 2 rises, the abutment piece The connector can abut against the top of the cargo, and form a clamping assembly with the hook 32 to fix the cargo. After the hanger main body 2 rises to a certain height, the top of the cargo will squeeze the abutment. At this time, the abutment Just cooperate with suspension hook 32 and goods are fixed down, reduce its rocking amplitude.

Preferably, the middle part of the hanger main body 2 is provided with a bearing frame 21, and the four lifting mechanisms 3 are respectively located at the four corners of the bearing frame 21, and the four lifting mechanisms 3 play the role of hoisting at the same time. more stable; wherein, the four corners of the bearing frame 21 are equipped with inclined installation blocks 211, the hanging chain 31 is connected with the installation blocks 211 through the first elastic member, and the four installation blocks 211 are all inclined towards Below the carrying frame 21, it is convenient for the hook 32 to pick up the goods; wherein, the surrounding of the carrying frame 21 is provided with a positioning plate 212 for fixing the goods. In this embodiment, the positioning plate 212 includes a flat plate and an arc plate, and the flat plate and The outer sides of the bearing frame 21 are connected, and the arc-shaped plate faces the outer side of the bearing frame 21, which plays a role of positioning and guiding, and can further prevent the goods from shaking.

Further preferably, the upper end of the suspension chain 31 is provided with a connecting rod 311, the connecting rod 311 is movably passed through the installation block 211, and the end of the connecting rod 311 above the installation block 211 is provided with a limit circle Ring 3111; the first elastic member is set as a return spring 33, one end of the return spring 33 is connected to the bottom of the limiting ring 3111, and the other end of the return spring 33 is connected to the top of the installation block 211 , in this embodiment, the limit ring 3111 is movably sleeved on the connecting rod 311, and an engaged locking nut is provided on the upper end of the connecting rod 311, and its position is fixed by the clamping of the locking nut and the return spring 33. When the chain 31 is suspended, the return spring 33 can be compressed by the limiting ring 3111 to realize the compression process.

Further preferably, a rotatable locking block 34 is provided on the mounting block 211, and the locking block 34 can be rotated to cover the outside of the connecting rod 311 to lock the connecting rod 311. After the cargo, the connecting rod 311 can be locked to prevent the weight of the cargo from further compressing the return spring 33 during its hoisting.

Preferably, the abutment member includes an abutment column 41 and a guide sleeve 42, the second elastic member is configured as a pressurizing spring 43, the guide sleeve 42 is vertically arranged on the carrier 1, and the abutment column 41 The upper end of the upper end of the abutment column 41 is movably arranged in the guide sleeve 42, and the upper end of the abutment column 41 is connected to the carrier frame 1 through the pressure spring 43. During the rising process of the hanger main body 2, when the cargo When the top surface abuts against the lower end of the abutting post 41, its continued movement will squeeze the pressurizing spring 43, and the pressurizing spring 43 provides a downward elastic force to act on the abutting post 41, so that it can be tightly abutted against the goods. Then, in this embodiment, there are altogether four pressing mechanisms 4 to ensure that the top of the cargo is evenly stressed.

Further preferably, a shock-absorbing pad 411 is provided at the bottom of the abutting post 41 , and the shock-absorbing pad 411 is made of rubber. The shock-absorbing pad 411 is used to prevent the abutment between the abutting post 41 and the cargo from causing damage to the cargo.

Further preferably, the pressing mechanism 4 also includes an adjusting member, the adjusting member includes an adjusting screw 44 and a mounting frame 45, the mounting frame 45 is connected to the lower end of the adjusting screw 44, and the mounting frame 45 is located at the In the guide sleeve 42, one end of the pressure spring 43 is connected to the abutment column 41, the other end of the pressure spring 43 is connected to the mounting frame 45, and the adjusting screw 44 is connected to the bearing frame. 1 meshes, and drives the mounting frame 45 to squeeze or stretch the pressurizing spring 43 by rotating, and the adjusting screw 44 rotates, and the height of the adjusting screw 44 can be adjusted through the meshing relationship with the bearing frame 1, and the adjusting screw 44 is up and down The action drives the mounting frame 45 to move up and down, and the mounting frame 45 drives one end of the pressure spring 43 to move, which can realize the adjustment of the compression amount of the pressure spring 43, thereby adjusting the force applied to the goods by the abutment column 41.

Preferably, the carrying frame 1 includes two symmetrically arranged support frames 11 and a top frame 12 located on top of the two support frames 11, the top frame 12 is located directly above the hanger main body 2, and the pressing mechanism 4 is fixed on the bottom of the top frame 12, and the pressing mechanism 4 is located directly above the hanger main body 2, so as to squeeze goods when the hanger main body 2 rises.

Further preferably, each of the support frames 11 includes two uprights 111, the inner sides of the two uprights 111 are provided with vertically arranged guide grooves 1111, and both sides of the hanger main body 2 are provided with guide wheels 22. The guide wheel 22 is clamped in the guide groove 1111, and the movement direction of the hanger main body 2 is limited by the cooperation between the guide wheel 22 and the guide groove 1111, and can only move up and down.

Further preferably, a lifting drive mechanism 5 is also included, the lifting drive mechanism 5 includes a lifting cylinder 51 and a lifting chain 52, the lifting cylinder 51 is fixed on the support frame 11, and one end of the lifting chain 52 is connected to the lifting chain 52. The output end of the lifting cylinder 51 is connected, and the other end of the lifting chain 52 is connected with the hanger main body 2 after passing through a certain pulley.

The technical solution of the present invention has been described in detail above in conjunction with the accompanying drawings, and the described embodiments are used to help understand the idea of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the invention belongs may make various modifications or supplements to the described specific embodiments or replace them in similar ways, but they will not deviate from the spirit of the invention or go beyond what is defined in the appended claims. scope.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relationship between the components in a certain posture (as shown in the accompanying drawings). Relative positional relationship, movement conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

In addition, in the present invention, descriptions such as "first", "second", "one" and so on are used for descriptive purposes only, and should not be understood as indicating or implying their relative importance or implicitly indicating the indicated technical features quantity. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In the present invention, unless otherwise specified and limited, the terms "connection" and "fixation" should be understood in a broad sense, for example, "fixation" can be a fixed connection, a detachable connection, or an integral body; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In addition, the technical solutions of the various embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered as a combination of technical solutions. Does not exist, nor is it within the scope of protection required by the present invention.

Claims (10)

1. a hoisting system of hoisting equipment, said hoisting equipment comprises carrier frame, it is characterized in that, hoisting system comprises: The main body of the hanger, which can be lifted and lowered on the carrier; A lifting mechanism, which includes a suspension chain and a hook, the upper end of the suspension chain is connected to the main body of the hanger through a first elastic member, and the suspension hook is located at the lower end of the suspension chain; The pressing mechanism includes an abutment piece and a second elastic piece, the abutment piece is in contact with the bearing frame through the second elastic piece, and when the hanger main body rises, the abutment piece can It abuts against the top of the cargo and forms a clamping assembly with the hook to fix the cargo. 2. The hoisting system of a kind of hoisting equipment according to claim 1, characterized in that, the middle part of the hanger main body is provided with a bearing frame, and the four lifting mechanisms are respectively located at the four corners of the bearing frame; The four corners of the bearing frame are provided with inclined installation blocks, and the hanging chain is movably connected with the installation blocks through the first elastic member; Positioning plates for fixing goods are provided around the bearing frame. 3. A hoisting system for lifting equipment according to claim 2, wherein a connecting rod is provided at the upper end of the lifting chain, and the connecting rod is movably mounted on the mounting block, and the connecting rod One end of the rod above the mounting block is provided with a limiting ring; The first elastic member is configured as a return spring, one end of the return spring is in contact with the bottom of the limiting ring, and the other end of the return spring is in contact with the top of the mounting block. 4. The hoisting system of a lifting device according to claim 3, wherein a rotatable locking block is provided on the mounting block, and the locking block can be rotated to cover the connection outside of the rod to lock the connecting rod. 5. The hoisting system of a lifting device according to claim 1, wherein the abutting member comprises an abutting column and a guide sleeve, the second elastic member is set as a pressurized spring, and the guide The sleeve is vertically arranged on the bearing frame, the upper end of the abutting column is movably arranged in the guide sleeve, and the upper end of the abutting column is connected to the bearing frame through the pressure spring. 6 . The hoisting system of a lifting device according to claim 5 , wherein a shock absorbing pad is provided at the bottom of the abutment column, and the shock absorbing pad is made of rubber. 7 . 7. The hoisting system of a kind of lifting equipment according to claim 5, characterized in that, the press-down mechanism also includes an adjustment member, the adjustment member includes an adjustment screw and a mounting bracket, and the mounting bracket is connected to the The lower ends of the adjustment screws are connected, and the installation frame is located in the guide sleeve, one end of the pressure spring is connected to the abutment column, and the other end of the pressure spring is connected to the installation frame ; The adjusting screw engages with the bearing frame, and drives the mounting frame to squeeze or stretch the pressure spring through rotation. 8. The hoisting system of a kind of lifting equipment according to claim 1, characterized in that, the bearing frame comprises two symmetrically arranged support frames and a top frame positioned at the top of the two support frames, and the top frame Located directly above the main body of the hanger, the press-down mechanism is fixed on the bottom of the top frame. 9. The hoisting system of a kind of hoisting equipment according to claim 8, wherein each said support frame comprises two uprights, and the inner sides of the two uprights are provided with vertically arranged guide grooves, Both sides of the main body of the hanger are provided with guide wheels, and the guide wheels are clamped in the guide grooves. 10. The hoisting system of a lifting device according to claim 8, further comprising a lifting drive mechanism, the lifting drive mechanism comprising a lifting cylinder and a lifting chain, and the lifting cylinder is fixed on the support frame Above, one end of the lifting chain is connected to the output end of the lifting cylinder, and the other end of the lifting chain is connected to the main body of the hanger after passing through a certain pulley.

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