CN210884916U - Self-locking type lifting hook for hoisting equipment - Google Patents

Self-locking type lifting hook for hoisting equipment Download PDF

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Publication number
CN210884916U
CN210884916U CN201921754692.3U CN201921754692U CN210884916U CN 210884916 U CN210884916 U CN 210884916U CN 201921754692 U CN201921754692 U CN 201921754692U CN 210884916 U CN210884916 U CN 210884916U
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Prior art keywords
lifting hook
connector
locking
self
hook
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CN201921754692.3U
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Chinese (zh)
Inventor
靳国良
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Henan Yingtegray Automation Equipment Co ltd
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Henan Yingtegray Automation Equipment Co ltd
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Priority to CN201921754692.3U priority Critical patent/CN210884916U/en
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Abstract

The utility model discloses a self-locking type lifting hook for hoisting equipment, which comprises a fixed head, a lifting hook, a locking ring and a connector, wherein the lower part of the fixed head is connected with the connector through the connector; a fixed arm is arranged on the side edge of the connector, one end of the connector is movably connected with the upper connector, and the other end of the connector is connected with the lifting hook through a connecting shaft; the lifting hook is in an arc-shaped hook shape, and a locking ring is movably connected inside the lifting hook through a rotating shaft; the lock ring is in a circular arc hook shape, and one side of the lock ring is connected with the inner wall of the lifting hook cavity through a pressure spring; one end of the locking ring can be connected with the fixing arm. The utility model is used for solve the long-time back tapered end spring deformation of using of current lifting hook, lead to the lifting hook to have the problem of potential safety hazard.

Description

Self-locking type lifting hook for hoisting equipment
Technical Field
The utility model relates to a general mechanical equipment makes technical field, concretely relates to self-locking type lifting hook for hoisting equipment.
Background
With the development of society, the application of cranes is becoming wider and wider, and the use requirements of cranes are increasing, such as the requirement of bearing capacity, the requirement of hoisting height, and the like. Among them, a hook, which is an important component of a crane, directly acts on an object to be lifted, and the performance of the hook is receiving more and more attention. The performance of lifting hook plays very big effect when hoisting equipment operation, not only will intensity be big, rotatable, can lock after with the material lock, and its tapered end of current lifting hook all adopts the mode that the spring locked on upper portion to prevent that the material noose from droing, and the spring warp after using longer time, leads to the lifting hook to have the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-locking type lifting hook for hoisting equipment solves the long-time back tapered end spring deformation of using of current lifting hook, leads to the lifting hook to have the problem of potential safety hazard.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a self-locking type lifting hook for hoisting equipment comprises a fixed head, a lifting hook, a locking ring and a connector, wherein the fixed head is a conical solid body, and the lower part of the fixed head is connected with a connector through the connector; a fixed arm is arranged on the side edge of the connector, one end of the connector is movably connected with the upper connector, and the other end of the connector is connected with the lifting hook through a connecting shaft; the lifting hook is in an arc-shaped hook shape, and a locking ring is movably connected inside the lifting hook through a rotating shaft; the lock ring is in a circular arc hook shape, and one side of the lock ring is connected with the inner wall of the lifting hook cavity through a pressure spring; one end of the locking ring can be connected with the fixing arm.
Further, lifting hook one end is provided with one end and sets up to the cavity structure, and the lifting hook other end is provided with fixed ear, fixed ear is both ends open-ended concave type fixed block, and the lifting hook passes through fixed ear and connector swing joint.
Further, a plurality of reinforcing ribs are arranged inside the connector, a strip-shaped opening is formed in the bottom face where the reinforcing ribs are connected, and the bottom face of the connector is in an arc shape.
Furthermore, the upper part of the connector is provided with a locking head, and the locking head is buckled with the strip-shaped opening of the connector.
Further, the bottom of connector is provided with the arc hole, and the arc hole is connected with bar opening one end.
Furthermore, the upper part of the fixed head is provided with fixed plates, and the middle rotating shaft of the two fixed plates is movably provided with a wire passing wheel.
Furthermore, a plurality of rectangular grooves are formed in the side faces of the lifting hook and the locking ring.
Compared with the prior art, the utility model discloses one of following beneficial effect has at least:
1. be provided with lifting hook and catch through connector and connector on the fixed head, and the catch has the catch through inside mode swing joint through the lever, when the lifting hook used, hangs the material on the lifting hook through the rope, can rotate the catch through the gravity of self-generating and link up with the fixed arm and realize the auto-lock, strengthen availability factor and security performance.
2. Connector and connector adopt buckled swing joint, can be convenient for change different lifting hooks, and connector and upper portion fixed head are connected for rotating, can provide the free turning force when the material promotes under the condition of proof strength, can take place to hang with other parts and draw when rubbing and provide certain flexible stress, improve equipment availability factor.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the hook part of the present invention.
In the figure: 1-fixing head, 2-wire passing wheel, 3-fixing sheet, 4-reinforcing rib, 5-connector, 6-strip-shaped opening, 7-connecting head, 8-lifting hook, 9-locking ring, 10-fixing lug, 12-pressure spring, 13-rectangular groove and 14-fixing arm.
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.
Example 1:
fig. 1 fig. 2 shows: the device comprises a fixed head 1, a lifting hook 8, a locking ring 9 and a connector 5, wherein the fixed head 1 is a conical solid body, and the lower part of the fixed head 1 is connected with a connector 7 through the connector 5; a fixed arm 14 is arranged on the side edge of the connector 7, one end of the connector 7 is movably connected with the upper connector 5, and the other end of the connector 7 is connected with the lifting hook 8 through a connecting shaft; the lifting hook 8 is in an arc-shaped hook shape, and a locking ring 9 is movably connected inside the lifting hook 8 through a rotating shaft; the locking ring 9 is in a circular arc hook shape, and one side of the locking ring 9 is connected with the inner wall of the cavity of the lifting hook 8 through a pressure spring 12; one end of the locking ring 9 can be connected with the fixing arm 14; in the above scheme, lifting hook 8 has catch 9 through inside mode swing joint through the lever, when the lifting hook used, hang the material on the lifting hook through the rope, gravity through oneself can rotate catch 9 and fixed arm 14 and link up and realize the auto-lock, need not to pass through the spring as main power original paper like ordinary hanging the catch, in case the spring inefficacy whole structure and can have the installation hidden danger, effectual improve equipment practicality, and catch 9 one side can set up pressure spring 12, catch 9 is in normally open state when being convenient for not use, but does not influence the use when pressure spring 12 warp.
Example 2:
in this embodiment, a hook 8 is further described on the basis of specific embodiment 1, one end of the hook 8 is provided with a cavity structure, the other end of the hook 8 is provided with a fixing lug 10, the fixing lug 10 is a concave fixing block with openings at two ends, and the hook 8 is movably connected with a connector 7 through the fixing lug 10; the tail end of the lifting hook 8 is provided with an opening shape, so that the locking ring 9 and the lifting hook 8 can be conveniently connected.
Example 3:
in this embodiment, a connector 5 is further described on the basis of specific embodiment 1, a plurality of reinforcing ribs 4 are arranged inside the connector 5, a strip-shaped opening 6 is arranged on a bottom surface of the connector connected with the reinforcing ribs 4, and the bottom surface of the connector 5 is arranged in an arc shape; the connector 5 is internally provided with a plurality of reinforcing ribs 6, so that the strength of the device can be improved, and deformation when a heavy object is lifted is prevented.
Example 4:
in this embodiment, a connector 7 is further described on the basis of embodiment 1, a locking head is disposed on an upper portion of the connector 7, and the locking head is fastened to a strip-shaped opening 6 of a connector 5; the connector 7 is fastened with the connector 5 through a locking head, so that different lifting hooks 8 can be replaced directly.
Example 5:
in this embodiment, a connector 5 is further described on the basis of specific embodiment 1, an arc-shaped hole is formed in the bottom of the connector 5, and the arc-shaped hole is connected with one end of a strip-shaped opening 6; the whole bottom surface of the connector 5 is arc-shaped, and an arc-shaped hole communicated with the strip-shaped opening 6 is formed in the lowest point of the arc surface, so that the locking head of the connector 7 can be conveniently locked, and displacement is prevented.
Example 6:
in this embodiment, a fixing head 1 is further described on the basis of specific embodiment 1, fixing plates 3 are arranged on the upper portion of the fixing head 1, and a wire passing wheel 2 is movably arranged on a rotating shaft in the middle of the two fixing plates 3; the wire passing wheel 2 is used for connecting a steel wire rope on the hoisting equipment.
Example 7:
in this embodiment, the hook 8 is further described on the basis of the specific embodiment 1, and the side surfaces of the hook 8 and the locking ring 9 are both provided with a plurality of rectangular grooves 13; the rectangular grooves 13 arranged on the side parts of the lifting hook 8 and the locking ring 9 can not only reduce the self-gravity of the whole mechanism, but also improve the firmness through the ribs formed by the rectangular grooves 13.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims (7)

1. Self-locking lifting hook for hoisting equipment comprises a fixing head (1), a lifting hook (8), a locking ring (9) and a connector (5), and is characterized in that: the fixing head (1) is a conical solid, and the lower part of the fixing head (1) is connected with a connector (7) through a connector (5); a fixed arm (14) is arranged on the side edge of the connector (7), one end of the connector (7) is movably connected with the upper connector (5), and the other end of the connector (7) is connected with the lifting hook (8) through a connecting shaft; the lifting hook (8) is in an arc hook shape, and a locking ring (9) is movably connected inside the lifting hook (8) through a rotating shaft; the locking ring (9) is in a circular arc hook shape, and one side of the locking ring (9) is connected with the inner wall of the cavity of the lifting hook (8) through a pressure spring (12); one end of the locking ring (9) can be connected with the fixing arm (14).
2. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: lifting hook (8) one end is provided with one end and sets up to the cavity structure, and lifting hook (8) other end is provided with fixed ear (10), fixed ear (10) are both ends open-ended concave type fixed block, and lifting hook (8) are through fixed ear (10) and connector (7) swing joint.
3. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: connector (5) inside is provided with a plurality of strengthening ribs (4), and is provided with bar opening (6) on the bottom surface that strengthening rib (4) are connected, connector (5) bottom surface is the arc setting.
4. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: the upper part of the connector (7) is provided with a locking head, and the locking head is buckled with the strip-shaped opening (6) of the connector (5).
5. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: the bottom of the connector (5) is provided with an arc-shaped hole, and the arc-shaped hole is connected with one end of the strip-shaped opening (6).
6. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: the upper part of the fixed head (1) is provided with a fixed plate (3), and a rotating shaft in the middle of the two fixed plates (3) is movably provided with a wire passing wheel (2).
7. The self-locking type lifting hook for hoisting equipment as claimed in claim 1, wherein: and a plurality of rectangular grooves (13) are formed in the side surfaces of the lifting hook (8) and the locking ring (9).
CN201921754692.3U 2019-10-18 2019-10-18 Self-locking type lifting hook for hoisting equipment Active CN210884916U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921754692.3U CN210884916U (en) 2019-10-18 2019-10-18 Self-locking type lifting hook for hoisting equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921754692.3U CN210884916U (en) 2019-10-18 2019-10-18 Self-locking type lifting hook for hoisting equipment

Publications (1)

Publication Number Publication Date
CN210884916U true CN210884916U (en) 2020-06-30

Family

ID=71338359

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921754692.3U Active CN210884916U (en) 2019-10-18 2019-10-18 Self-locking type lifting hook for hoisting equipment

Country Status (1)

Country Link
CN (1) CN210884916U (en)

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