CN219314369U

CN219314369U - Gravity locking type lifting hook based on military crane

Info

Publication number: CN219314369U
Application number: CN202320412795.1U
Authority: CN
Inventors: 夏磊; 尤海宁; 殷小川; 马晨
Original assignee: Anhui Chengfang Intelligent Technology Co ltd
Current assignee: Anhui Chengfang Intelligent Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-07-07
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a gravity locking type lifting hook based on a military crane, and relates to the technical field of lifting hooks. The utility model comprises a lifting hook adjusting shell, wherein a telescopic rod is fixed on the inner wall of the lifting hook adjusting shell, and a tension spring is sleeved on the outer side of the telescopic rod; a connecting plate is fixed at one end of the telescopic rod, a limiting rod is fixed at the bottom of the connecting plate, a limiting hole is formed in the bottom of the lifting hook adjusting shell, and a lifting hook body is fixed at the bottom of the limiting rod; a movable groove is formed in one side of the lifting hook adjusting shell; one side of the connecting plate is fixed with a connecting rod, one end of the connecting rod is fixed with a hinge, and one side of the hinge is fixed with a locking plate. According to the utility model, through the action of the locking plate, the device can lock the lifting hook through gravity, when an object is placed on the lifting hook body, the fixing can be completed, the object is prevented from falling off in the subsequent transportation process, and the device can flexibly adjust the locking and unlocking of the lifting hook body by utilizing the gravity and the tension of the tension spring.

Description

Gravity locking type lifting hook based on military crane

Technical Field

The utility model belongs to the technical field of lifting hooks, and particularly relates to a gravity locking type lifting hook based on a military crane.

Background

The lifting hook is an important part of a crane and is used for hooking objects and ropes to hoist the objects. However, the traditional crane hook is in an open state, does not have a self-locking system, cannot lock objects and ropes, and is easy to cause the slipping of the objects and the ropes due to the smooth bottom of the crane hook in a heavy object or wind power state, so that a certain danger is caused.

The utility model discloses a publication number is "CN207537003U", and the name is "a crane lifting hook unhooking-proof device" discloses a lifting hook, and it mainly closes the lifting hook opening through utilizing the dead weight of plectrum, rotates the eccentric shaft and realizes locking, can guarantee the unhooking-proof performance of lifting hook, but the device still needs manual regulation plectrum in the adjustment process, and the operation process of the device is comparatively loaded down with trivial details, is inconvenient for long-term use.

Disclosure of Invention

The utility model aims to provide a gravity locking type lifting hook based on a military crane, which can lock the lifting hook through gravity by virtue of the action of a locking plate, can finish fixation when an object is placed on a lifting hook body, avoid falling of the object in the subsequent transportation process, flexibly adjust the locking and unlocking of the lifting hook body by utilizing the gravity and the tension of a tension spring, and solve the problems that the existing device needs to manually adjust a pulling piece, and is complicated in the operation process and inconvenient for long-term use.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the gravity locking type lifting hook comprises a lifting hook adjusting shell, wherein a telescopic rod is fixed on the inner wall of the lifting hook adjusting shell, and a tension spring is sleeved on the outer side of the telescopic rod.

The telescopic link one end is fixed with the connecting plate, the connecting plate bottom is fixed with the gag lever post, the lifting hook is adjusted the shell bottom and is opened there is the spacing hole, the gag lever post bottom is fixed with the lifting hook body.

One side of the lifting hook adjusting shell is provided with a movable groove.

The connecting plate is fixed with the connecting rod in one side, connecting rod one end is fixed with the hinge, hinge one side is fixed with the locking plate.

And a positioning groove is fixed on the outer side of the lifting hook adjusting shell.

The utility model is further provided with: limiting blocks are fixed on two sides of the limiting rod, and the limiting rod penetrates through the limiting hole.

Limiting grooves are formed in two sides of the limiting hole, and the limiting blocks are matched with the limiting grooves.

The utility model is further provided with: the connecting plate is fixed with the sliding block far away from movable groove one side, lifting hook adjusts shell inner wall one side and is fixed with the spout.

The sliding block is in sliding connection with the sliding groove.

The utility model is further provided with: the lifting hook body one end is opened there is the standing groove, the inside iron plate that is fixed with of standing groove.

And a magnet block is fixed on one side of the locking plate.

The locking plate and one end surface of the lifting hook body are both fixed with a positioning plate, and the surface of the positioning plate is provided with a fixing hole.

The utility model is further provided with: the surface of the lifting hook body is fixedly provided with a plurality of anti-slip strips, and the anti-slip strips are made of rubber materials.

The utility model has the following beneficial effects:

1. according to the utility model, through the action of the locking plate, the device can lock the lifting hook through gravity, when an object is placed on the lifting hook body, the object can be fixed, falling of the object in the subsequent transportation process is avoided, if the object is to be recovered, a user opens the locking plate upwards to enable the top end of the locking plate to be upwards to cling to the outer wall of the lifting hook adjusting shell, after the hand is loosened, the locking plate can be retracted into the positioning groove under the acting force of the tension spring, and the locking and unlocking of the lifting hook body can be flexibly adjusted by utilizing the gravity and the tension of the tension spring.

2. According to the utility model, through the action of the anti-slip strips, the anti-slip strips are fixed on the surface of the lifting hook body when the anti-slip strip is used, so that the stability of goods in the transportation process can be ensured, and the safety of the goods can be ensured.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a gravity lock type lifting hook based on a military crane.

Fig. 2 is a schematic top view structure of the present utility model.

Fig. 3 is a schematic view of the structure of the utility model from the bottom view.

In the drawings, the list of components represented by the various numbers is as follows:

the lifting hook comprises a 1-lifting hook adjusting shell, a 2-telescopic rod, a 3-tension spring, a 4-connecting plate, a 5-limiting rod, a 6-limiting hole, a 7-lifting hook body, an 8-movable groove, a 9-connecting rod, a 10-hinge, an 11-locking plate, a 12-positioning groove, a 13-limiting block, a 14-limiting groove, a 15-sliding block, a 16-sliding groove, a 17-placing groove, a 18-iron block, a 19-magnet block, a 20-positioning plate, a 21-fixing hole and a 22-antislip strip.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions:

the gravity locking type lifting hook based on the military crane comprises a lifting hook adjusting shell 1, wherein a telescopic rod 2 is fixed on the inner wall of the lifting hook adjusting shell 1, and a tension spring 3 is sleeved on the outer side of the telescopic rod 2; a connecting plate 4 is fixed at one end of the telescopic rod 2, a limiting rod 5 is fixed at the bottom of the connecting plate 4, a limiting hole 6 is formed in the bottom of the lifting hook adjusting shell 1, and a lifting hook body 7 is fixed at the bottom of the limiting rod 5; a movable groove 8 is formed on one side of the lifting hook adjusting shell 1; a connecting rod 9 is fixed on one side of the connecting plate 4, a hinge 10 is fixed at one end of the connecting rod 9, and a locking plate 11 is fixed on one side of the hinge 10; a positioning groove 12 is fixed on the outer side of the lifting hook adjusting shell 1; limiting blocks 13 are fixed on two sides of the limiting rod 5, and the limiting rod 5 penetrates through the limiting hole 6; both sides of the limiting hole 6 are provided with limiting grooves 14, and the limiting block 13 is matched with the limiting grooves 14; when the lifting hook is used, a heavy object is hung on the lifting hook body 7, the lifting hook body 7 drives the limiting rod 5 and the connecting plate 4 at one end of the lifting hook body to move downwards under the action of gravity, in the downward moving process of the lifting hook 7, the connecting rod 9 at one side of the connecting plate 4 moves downwards along with the downward moving process of the lifting hook, at the moment, the locking plate 11 at one end of the connecting rod 9 also moves along with the downward moving process of the connecting rod, after the top end of the locking plate 11 is completely separated from the positioning groove 12, one end of the locking plate 11 falls under the action of gravity and covers one end of the lifting hook body 7, meanwhile, the iron block 18 is adsorbed with the magnet block 19, the material on the lifting hook body 7 is locked, the device can lock the lifting hook through gravity, when an object is placed on the lifting hook body 7, the fixing can be completed, the object is prevented from falling off in the subsequent transportation process, if the object is to be restored, the top end of the locking plate 11 is upwards opened by a user, the locking plate 11 can be retracted into the positioning groove 12 under the action of the tension spring 3 after the hand is released, and the locking plate 11 can be flexibly unlocked and adjusted by the gravity and the lifting hook.

Example two

Referring to fig. 1-3, the present utility model provides the following technical solutions based on the first embodiment:

a sliding block 15 is fixed on one side of the connecting plate 4 far away from the movable groove 8, and a sliding groove 16 is fixed on one side of the inner wall of the lifting hook adjusting shell 1; the sliding block 15 is in sliding connection with the sliding groove 16; one end of the lifting hook body 7 is provided with a placing groove 17, and an iron block 18 is fixed in the placing groove 17; a magnet block 19 is fixed on one side of the locking plate 11; the locking plate 11 and one end surface of the lifting hook body 7 are both fixed with a positioning plate 20, and the surface of the positioning plate 20 is provided with a fixing hole 21; the surface of the lifting hook body 7 is fixedly provided with a plurality of anti-slip strips 22, and the anti-slip strips 22 are made of rubber materials; when the anti-slip device is used, the lifting hook body 7 can be further fixed in a mode of fixing tools such as a lock catch in the positioning hole 21, and meanwhile, the anti-slip strip 22 is fixed on the surface of the lifting hook body 7, so that the stability of goods in the transportation process can be ensured, and the safety of the goods can be ensured.

The utility model provides a gravity locking type lifting hook based on a military crane, which has the following working principle: when the lifting hook is used, a heavy object is hung on the lifting hook body 7, the lifting hook body 7 drives the limiting rod 5 and the connecting plate 4 at one end of the lifting hook body to move downwards under the action of gravity, in the downward moving process of the lifting hook 7, the connecting rod 9 at one side of the connecting plate 4 moves downwards along with the downward moving process of the lifting hook, at the moment, the locking plate 11 at one end of the connecting rod 9 also moves along with the downward moving process of the connecting rod, after the top end of the locking plate 11 is completely separated from the positioning groove 12, one end of the locking plate 11 falls down under the action of gravity and covers one end of the lifting hook body 7, meanwhile, the iron block 18 is adsorbed with the magnet block 19, the material on the lifting hook body 7 is locked, the device can lock the lifting hook through gravity, when an object is placed on the lifting hook body 7, the fixing can be completed, the object is prevented from falling off in the subsequent transportation process, if the object is to be restored, the top end of the locking plate 11 is upwards opened by a user, the locking plate 11 can be retracted into the positioning groove 12 under the action of the tension spring 3 after the hand is released, and the locking plate 11 can be flexibly unlocked and adjusted by the gravity and the lifting hook; in use, the hook body 7 may be further secured by means of a tool such as a lock secured in the securing hole 21.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Gravity locking type lifting hook based on military crane, including lifting hook regulation shell (1), its characterized in that: the inner wall of the lifting hook adjusting shell (1) is fixedly provided with a telescopic rod (2), and the outer side of the telescopic rod (2) is sleeved with a tension spring (3);

a connecting plate (4) is fixed at one end of the telescopic rod (2), a limiting rod (5) is fixed at the bottom of the connecting plate (4), a limiting hole (6) is formed in the bottom of the lifting hook adjusting shell (1), and a lifting hook body (7) is fixed at the bottom of the limiting rod (5);

a movable groove (8) is formed in one side of the lifting hook adjusting shell (1);

a connecting rod (9) is fixed on one side of the connecting plate (4), a hinge (10) is fixed at one end of the connecting rod (9), and a locking plate (11) is fixed on one side of the hinge (10);

and a positioning groove (12) is fixed on the outer side of the lifting hook adjusting shell (1).

2. The gravity locking type lifting hook based on the military crane according to claim 1, wherein limiting blocks (13) are fixed on two sides of the limiting rod (5), and the limiting rod (5) penetrates through the limiting hole (6);

both sides of the limiting hole (6) are provided with limiting grooves (14), and the limiting blocks (13) are matched with the limiting grooves (14).

3. The gravity locking type lifting hook based on the military crane according to claim 1, wherein a sliding block (15) is fixed on one side of the connecting plate (4) far away from the movable groove (8), and a sliding groove (16) is fixed on one side of the inner wall of the lifting hook adjusting shell (1);

the sliding block (15) is in sliding connection with the sliding groove (16).

4. The gravity locking type lifting hook based on the military crane according to claim 1, wherein a placing groove (17) is formed at one end of the lifting hook body (7), and an iron block (18) is fixed in the placing groove (17);

a magnet block (19) is fixed on one side of the locking plate (11);

the locking plate (11) and one end surface of the lifting hook body (7) are both fixed with a positioning plate (20), and the surface of the positioning plate (20) is provided with a fixing hole (21).

5. The gravity locking type lifting hook based on the military crane according to claim 1, wherein a plurality of anti-slip strips (22) are fixed on the surface of the lifting hook body (7), and the anti-slip strips (22) are made of rubber materials.