CN219341397U

CN219341397U - Automatic hoisting seat for crown block

Info

Publication number: CN219341397U
Application number: CN202223451623.XU
Authority: CN
Inventors: 钟海胜; 齐志坤; 刘兰波; 刘福生; 仓怀国; 陈永鑫; 赵大明
Original assignee: Suzhou Langxin Intelligent Technology Co ltd
Current assignee: Suzhou Langxin Intelligent Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-07-14
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses an automatic hoisting seat for a crown block, which comprises: the lifting device comprises a base body, a driving cylinder and a lifting hook, wherein the driving cylinder and the lifting hook are pivotally mounted on the base body, the driving cylinder is located on the upper portion of the base body, the lifting hook is located on the lower portion of the lifting base, a hook head containing space of the lifting hook can downwards protrude out of the base body, a hook tail of the lifting hook is pivotally connected with a piston of the driving cylinder, and the hook head can be turned 30-90 degrees relative to the lifting base under the action of the driving cylinder. According to the utility model, the lifting hook is driven by the driving cylinder to act, so that automatic lifting is realized, the hook head is turned over by 30-90 degrees by the driving cylinder, so that the opening of the hook head faces upwards, the unhooking problem in the lifting process is avoided, the safety is improved, the safety problem which cannot be solved in the field at all times is solved, and the lifting hook has extremely important technical significance in the field.

Description

Automatic hoisting seat for crown block

Technical Field

The utility model belongs to the field of hoisting crown blocks, and particularly relates to a crown block hoisting seat which is simple in structure and capable of being automatically and reliably hoisted.

Background

At present, when hoisting, need manual adjustment lifting hook, after carrying out the hoist and mount cooperation, still need set up the counter weight, make things convenient for the gib head of lifting hook to overturn upwards, prevent wherein hoist and mount goods unhook. The structure is very complex, difficult to operate and very poor in reliability, and once the unhooking problem occurs, the structure is a large accident, so that the structure has extremely important potential safety hazard.

Therefore, how can be through simple structure, automatic to the hook when realizing the overhead traveling crane hoist and mount to when accomplishing hoist and mount, closed hoist and mount space effectively prevents to take place the unhook problem, thereby improves hoist and mount overhead traveling crane security, is the urgent problem that needs to solve in industry.

Disclosure of Invention

The utility model mainly aims to provide an automatic hoisting seat for an overhead travelling crane, which is simple in structure and capable of being automatically and reliably hoisted.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, there is provided an automatic lifting seat for an overhead travelling crane, comprising: the lifting device comprises a base body, a driving cylinder and a lifting hook, wherein the driving cylinder and the lifting hook are pivotally mounted on the base body, the driving cylinder is located on the upper portion of the base body, the lifting hook is located on the lower portion of the lifting base, a hook head containing space of the lifting hook can downwards protrude out of the base body, a hook tail of the lifting hook is pivotally connected with a piston of the driving cylinder, and the hook head can be turned 30-90 degrees relative to the lifting base under the action of the driving cylinder.

According to one embodiment of the utility model, the base is further provided with a blocking device, the blocking device is arranged corresponding to the hook head, and the blocking device forms a closed loop structure with the hook head when the hook head finishes hooking the article.

According to one embodiment of the utility model, the blocking device comprises a baffle seat and a baffle, the baffle seat is fixedly arranged on the seat body, the baffle is arranged at the lower part of the seat body, and the hook head abuts against the baffle under the action of the driving cylinder when hooking the article.

According to one embodiment of the utility model, the section of the baffle seat is of a U-shaped structure, the baffle is pivotally mounted on a rotating shaft between two side surfaces of the baffle seat, and the hook head stretches into the U-shaped structure when hooking the article and is positioned between the arc-shaped bottom plate of the U-shaped structure and the baffle.

According to one embodiment of the utility model, the cross section of the baffle seat is of a double-sided clamp structure, the baffle is pivotally installed in the inner space of the double-sided clamp of the baffle seat, and the hook head stretches into the double-sided clamp structure space when the article is hooked and hung, and abuts against the lower end of the baffle, so that the baffle rotates to seal the opening position of the hook head.

According to one embodiment of the utility model, a spring is arranged between the baffle plate and the seat body, and the spring gives the baffle plate an elastic force against the hook head.

According to one embodiment of the utility model, when the hook head stretches into the baffle seat, the inclined surface of the baffle, which abuts against the hook head, forms an included angle of 30-90 degrees with the horizontal plane.

According to one embodiment of the utility model, the lifting seat further comprises a rotating frame, the rotating frame is horizontally connected to the seat body, the lifting hook is of a zigzag structure, the middle part of the lifting hook is pivotally connected with the rotating frame, the hook head is located below the rotating frame, and the hook tail is located above the rotating frame.

According to one embodiment of the present utility model, the end of the cylinder seat of the driving cylinder is pivotally connected to a fixing seat, and the fixing seat is fixedly connected to the rotating frame.

In one embodiment of the present utility model, the base is provided with more than two driving cylinders and hooks.

According to the technical scheme, the automatic hoisting seat for the crown block has the advantages and positive effects that:

according to the utility model, the lifting hook is driven by the driving cylinder to act, so that automatic lifting is realized, the hook head is turned over by 30-90 degrees by the driving cylinder, so that the opening of the hook head faces upwards, the unhooking problem in the lifting process is avoided, the safety is improved, the safety problem which cannot be solved in the field at all times is solved, and the lifting hook has extremely important technical significance in the field.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained by those skilled in the art without any inventive effort.

Fig. 1 is a schematic structural view of an automatic lifting seat for an overhead traveling crane, which is applied to the overhead traveling crane.

Fig. 2 is a schematic view of a first view angle structure of an automatic hoisting seat for a crown block according to the present utility model.

Fig. 3 is a schematic view of a second view angle structure of an automatic hoisting seat for a crown block according to the present utility model.

Fig. 4 is a schematic view of a third view angle structure of an automatic hoisting seat for a crown block according to the present utility model.

Fig. 5 is a schematic view of a fourth view angle structure of an automatic hoisting seat for a crown block according to the present utility model.

Fig. 6 is a schematic structural view of a hook-fitting baffle of an embodiment of the automatic lifting seat for a crown block according to the present utility model.

Description of the figure:

1. a crown block; 2. a base; 21. a rotating frame; 22. a fixing seat; 3. a drive cylinder; 31. a piston; 4. a lifting hook; 41. a hook head; 42. a middle part; 43. hooking tail; 5. a baffle seat; 51. a baffle; 510. a rotating shaft; 511. a blocking surface; 6. and (3) a spring.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

In the following description of different examples of the utility model, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration different exemplary structures, systems, and steps in which aspects of the utility model may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized and structural and functional modifications may be made without departing from the scope of the present utility model. Moreover, although the terms "top," "bottom," "front," "rear," "side," and the like may be used herein to describe various example features and elements of the utility model, these terms are used herein merely for convenience, e.g., as in the illustrated orientation of the examples in the figures. Nothing in this specification should be construed as requiring a particular three-dimensional orientation of the structure in order to fall within the scope of the utility model.

As shown in fig. 1 to 6, the automatic lifting seat for the crown block of the embodiment is applied to a crown block 1, the crown block 1 can walk above a workshop, and the seat body 2 of the lifting seat is connected by a telescopic connection below a cable, so that the up-and-down movement and the position transverse movement of the seat body 2 of the lifting seat can be ensured.

In this embodiment, the base 2 is pivotally provided with the driving cylinder 3 and the hook 4, and the driving cylinder 3 is located at the upper portion of the base 2, the hook head 41 of the hook 4 is located at the lower portion of the base 2, and the hook head 41 accommodating space of the hook 4 can protrude downwards from the base 2, so as to implement lifting of the article. The hook tail 43 of the hook 4 is pivotally connected with the piston 31 of the driving cylinder 3, and the hook head 41 can be turned 30-90 degrees relative to the base 2 under the action of the driving cylinder 3. The lifting hook 4 is automatically lifted under the action of the driving cylinder 3, and the article is prevented from unhooking by rotating a certain angle, and the angle can be further 45-70 degrees.

In this embodiment, the base 2 is further provided with a blocking device, which is disposed corresponding to the hook head, and forms a closed loop structure with the hook head 41 when the hook head 41 completes hooking the article. The blocking device can be a baffle plate 51 described below, or can be other blocking plates which are convenient to freely stretch and retract so as to close the opening of the hook head 41 and improve the safety of lifting the lifting hook 4.

In this embodiment, the blocking device comprises a baffle seat 5 and a baffle 51, the baffle seat 5 is fixedly mounted on the seat body 2, the baffle 51 is mounted on the lower part of the baffle seat 5, and the hook head 41 abuts against the baffle 51 under the action of the driving cylinder 3 when hooking the article. The hook 41 thus forms a closed structure with the shutter 51, blocking the opening portion of the hook 41.

In this embodiment, the section of the baffle seat 5 is a U-shaped structure, the baffle 51 is pivotally mounted on the rotating shaft 510 between two sides of the baffle seat 5, and the hook 41 extends into the U-shaped structure and is located between the arc-shaped bottom plate of the U-shaped structure and the baffle 51 when the hooking of the article is completed.

In another embodiment, the cross section of the baffle seat 5 is a double-sided clip structure, the baffle 51 is pivotally installed in the inner space of the double-sided clip of the baffle seat 5, the hook 41 stretches into the double-sided clip structure space when the hooking of the article is completed, and abuts against the lower end of the baffle 51, so that the baffle 51 rotates, and the blocking surface 511 on the upper part is buckled with the opening space of the hook 41 or seals the opening position of the hook 41, thereby preventing the unhooking problem.

In this embodiment, a spring 6 is provided between the shutter 51 and the base 2, and the spring 6 gives the shutter 51 an elastic force against the hook 41. The spring 6 may be a tension spring or other elastic structure, and is specifically determined according to actual needs. In both embodiments, the spring 6 can be used to provide a pre-tightening force, so as to improve the lifting safety of the lifting hook 4.

In this embodiment, when the hook 41 extends into the baffle seat 5, the inclined surface of the baffle 51 abutting against the hook 41 forms an angle of 30-90 degrees or 60-90 degrees with the horizontal plane. The baffle seat 5 or the blocking surface 511 can close the opening of the hook 41, thereby improving safety.

In this embodiment, the base 2 is further provided with a rotating frame 21, the rotating frame 21 is horizontally connected to the base 2, the lifting hook 4 has a zigzag structure, the middle 42 of the lifting hook 4 is pivotally connected to the rotating frame 21, the hook head 41 is located below the rotating frame 21, and the hook tail 43 is located above the rotating frame 21 and pivotally connected to the piston 31 of the driving cylinder 3.

In this embodiment, the end of the cylinder base of the driving cylinder 3 is pivotally connected to a fixed base 22, and the fixed base 22 is fixedly connected to the rotating frame 21. The fixing part 22 is pivotally connected with the driving cylinder 3, so that the driving cylinder 3 can be clamped, and the safety of the driving cylinder 3 can be ensured.

In this embodiment, the base 2 is provided with two or more driving cylinders 3 and hooks 4. The structure can be two sets of structures and symmetrically arranged, and a plurality of sets of structures can be arranged according to the requirement to form a central symmetrical structure.

according to the utility model, the lifting hook 4 is driven by the driving cylinder 3 to act, so that automatic lifting is realized, the hook head 41 is turned over by 30-90 degrees by the driving cylinder 3, so that the opening of the hook head 41 faces upwards, the unhooking problem in the lifting process is avoided, the safety is improved, the safety problem which cannot be solved in the field at all times is solved, and the lifting hook has extremely important technical significance in the field.

It will be appreciated by persons skilled in the art that the particular structures and processes shown in the above detailed description are illustrative only and not limiting. Moreover, those skilled in the art to which the utility model pertains will appreciate that various features described above may be combined in any number of possible ways to form new embodiments, or that other modifications are within the scope of the utility model.

Claims

1. An automatic lifting seat for a crown block, comprising: the lifting device comprises a base body, a driving cylinder and a lifting hook, wherein the driving cylinder and the lifting hook are pivotally mounted on the base body, the driving cylinder is located on the upper portion of the base body, the lifting hook is located on the lower portion of the lifting base, a hook head containing space of the lifting hook can downwards protrude out of the base body, a hook tail of the lifting hook is pivotally connected with a piston of the driving cylinder, and the hook head can be turned 30-90 degrees relative to the lifting base under the action of the driving cylinder.

2. The automatic lifting seat for the crown block as set forth in claim 1, wherein a blocking device is further provided on the seat body, the blocking device being disposed corresponding to the hook head, the blocking device forming a closed loop structure with the hook head when the hook head finishes hooking the article.

3. The automatic lifting seat for the crown block as recited in claim 2, wherein the blocking means includes a baffle seat fixedly mounted on the seat body and a baffle mounted on a lower portion of the seat body, the hook head being abutted against the baffle by the driving cylinder upon completion of hooking the article.

4. The automatic lifting seat for the crown block as recited in claim 3, wherein the cross section of the baffle seat is of a U-shaped structure, the baffle is pivotally mounted on a rotating shaft between two side surfaces of the baffle seat, and the hook head extends into the U-shaped structure and is positioned between an arc-shaped bottom plate of the U-shaped structure and the baffle when the object is lifted.

5. An automatic lifting seat for a crown block as defined in claim 3, wherein the cross section of the baffle seat is of a double-sided clamp structure, the baffle is pivotally mounted in an inner space of the double-sided clamp of the baffle seat, and the hook head extends into the double-sided clamp structure space when the object is lifted by the hook and abuts against the lower end of the baffle, so that the baffle rotates to seal the opening position of the hook head.

6. The automatic lifting seat for crown blocks as claimed in claim 4 or 5, wherein a spring is provided between the shutter and the seat body, the spring giving the shutter an elastic force against the hook head.

7. The automatic lifting seat for an overhead traveling crane according to claim 6, wherein an inclined surface of the baffle plate abutting against the hook head forms an angle of 30-90 degrees with a horizontal plane when the hook head extends into the baffle plate seat.

8. The automatic lifting seat for the crown block of claim 1, wherein the lifting seat further comprises a rotating frame horizontally connected to the seat body, the lifting hook is of a zigzag structure, the middle part of the lifting hook is pivotally connected to the rotating frame, the hook head is located below the rotating frame, and the hook tail is located above the rotating frame.

9. The automatic lifting seat for an overhead traveling crane according to claim 8, wherein a cylinder seat end of the driving cylinder is pivotally connected to a fixing seat, and the fixing seat is fixedly connected to the rotating frame.

10. The automatic hoisting seat for the crown block as claimed in claim 1, wherein the seat body is provided with more than two driving cylinders and hooks in a connecting manner.