CN210710366U - Lifting hook - Google Patents
Lifting hook Download PDFInfo
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- CN210710366U CN210710366U CN201921746658.1U CN201921746658U CN210710366U CN 210710366 U CN210710366 U CN 210710366U CN 201921746658 U CN201921746658 U CN 201921746658U CN 210710366 U CN210710366 U CN 210710366U
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- fixing rod
- lifting hook
- fixing
- arc
- rod
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Abstract
The utility model provides a lifting hook, the lifting hook includes lifting hook body and shielding piece. The lifting hook body is arranged in a hook shape and is provided with a first end and a second end, and a lifting hook opening is formed between the first end and the second end. The shielding piece comprises a first fixing rod, a second fixing rod, a connecting rod, an elastic piece and a fixing piece, wherein the first end of the first fixing rod and the first end of the second fixing rod are connected with the fixing piece in a rotatable mode, the elastic piece is arranged on the fixing piece and drives the first fixing rod and the second fixing rod to move from the first position to the second position, and the shielding piece shields the opening of the lifting hook. The embodiment of the utility model provides a problem of easy unhook of wire rope ring when having solved hoisting equipment hoist and mount has promoted the safety in utilization of lifting hook.
Description
Technical Field
The utility model relates to the technical field of mechanical device, especially, relate to a lifting hook.
Background
In the factory production and scheduling process, hoisting equipment such as an electric hoist is often adopted to hoist the articles, wherein the hoisting equipment is provided with a lifting hook, and a steel wire rope ring is hooked on the lifting hook, so that the articles connected with the steel wire rope are hoisted. In the process of hoisting articles by hoisting equipment, high-altitude operation is sometimes needed, and in order to prevent safety accidents, the safety of the lifting hook is very important.
In each hoisting industry, the lifting hook is an essential part for hoisting operation, and the safety of the lifting hook is related to operation safety, property safety and even life safety.
In the prior art, the lifting hook is generally provided with an opening, and because the article moves, the steel wire rope ring and the lifting hook can slide relatively, and the phenomenon of unhooking of the steel wire rope ring is easy to occur. Therefore, the existing hook has low use safety.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a lifting hook to solve because the in-process that article removed can produce relative slip between wire rope ring and the lifting hook, the phenomenon of wire rope ring unhook takes place easily, leads to the lower problem of current lifting hook safety in utilization.
The embodiment of the utility model provides a lifting hook, including lifting hook body and shielding piece, the lifting hook body is the hook-like setting, has first end and second end, first end is the fixed part, and the second end is hook portion, be formed with the lifting hook opening between first end and the second end; the shield includes: the lifting hook comprises a first fixing rod, a second fixing rod, a connecting rod, an elastic piece and a fixing piece, wherein the first end of the first fixing rod and the first end of the second fixing rod are connected with the first end of the lifting hook body through the fixing piece; the first fixing rod and the second fixing rod can rotate between a first position and a second position relative to the fixing piece;
the elastic piece is arranged on the fixing piece and drives the first fixing rod and the second fixing rod to move from the first position to the second position;
one end of the connecting rod is connected with the second end of the first fixing rod, and the other end of the connecting rod is connected with the second end of the second fixing rod;
when the first fixing rod and the second fixing rod are located at the second position, the first fixing rod and the second fixing rod shield the opening of the lifting hook; and the connecting rod is abutted against the lifting hook body.
Optionally, the first fixing rod, the second fixing rod and the connecting rod are integrally formed.
Optionally, the connecting rod includes a first arc-shaped arm and a second arc-shaped arm which are oppositely arranged, and a third arc-shaped arm for connecting the first arc-shaped arm and the second arc-shaped arm, one end of the first arc-shaped arm is connected with the first fixing rod, and the other end of the first arc-shaped arm extends in the first direction and is connected with the third arc-shaped arm; one end of the second arc-shaped arm is connected with the second fixing rod, and the other end of the second arc-shaped arm extends towards the first direction and is connected with the third arc-shaped arm; the first direction is a direction in which the first fixing rod and the second fixing rod rotate from the second position to the first position; the first fixing rod and the second fixing rod are located at the second position, the first arc-shaped arm, the second arc-shaped arm and the third arc-shaped arm are all abutted to the lifting hook body, and the first arc-shaped arm and the second arc-shaped arm are clamped relatively to the lifting hook body.
Optionally, the mounting is a bolt, and the lifting hook body is provided with a jack matched with the bolt.
Optionally, a stop lever is arranged between the first arc-shaped arm and the second arc-shaped arm, the elastic piece is a torsion spring, the torsion spring is sleeved on the plug pin, a first end of the torsion spring is abutted to the lifting hook body, and a second end of the torsion spring is abutted to the stop lever.
Optionally, the number of the torsion springs is two, and the second ends of the two torsion springs are integrally formed.
Optionally, one end of the stop lever is connected with the first fixing lever by welding, and the other end of the stop lever is connected with the second fixing lever by welding.
Optionally, the first fixing rod, the second fixing rod, the connecting rod and the fixing piece are made of stainless steel.
The embodiment of the utility model provides a through set up shielding piece on the lifting hook body, shielding piece comprises first dead lever, second dead lever, connecting rod, elastic component and mounting, the lifting hook passes through the mounting and is connected first dead lever and second dead lever with the fixed part of lifting hook body for first dead lever and second dead lever can be relative the mounting is rotatory between primary importance and second place to remove to the second place from primary importance through the first dead lever of elastic component drive and second dead lever, thereby shelter from the lifting hook opening, and then effectively prevented the phenomenon that the wire rope ring unhook has promoted the safety in utilization of lifting hook.
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 of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a hook provided in an embodiment of the present invention;
fig. 2 is a schematic view of a combined structure of a first fixing rod, a second fixing rod, a connecting rod and a stop rod in a shielding member of the hook according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view along a-a direction in fig. 2 according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a shielding member in a hook according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Referring to fig. 1 to 4, an embodiment of the present invention provides a hook, including a hook body 10 and a shielding member 20, where the hook body 10 is in a hook-shaped configuration and has a first end and a second end, the first end is a fixing portion 11, the second end is a hook portion 12, and a hook opening is formed between the first end and the second end; the shutter 20 comprises: a first fixing rod 21, a second fixing rod 22, a connecting rod 23, an elastic member 24 and a fixing member 25, wherein a first end of the first fixing rod 21 and a first end of the second fixing rod 22 are connected with a first end of the hook body 10 through the fixing member 25; and the first fixing rod 21 and the second fixing rod 22 can rotate between a first position and a second position relative to the fixing member 25;
the elastic element 24 is arranged on the fixing element 25 and drives the first fixing rod 21 and the second fixing rod 22 to move from the first position to the second position;
one end of the connecting rod 23 is connected with the second end of the first fixing rod 21, and the other end is connected with the second end of the second fixing rod 22;
when the first fixing rod 21 and the second fixing rod 22 are located at the second position, the first fixing rod 21 and the second fixing rod 22 block the opening of the hook; and the connecting rod 23 abuts against the hook body 10.
The first fixing bar 21 and the second fixing bar 22 may be symmetrically disposed. The first fixing rod 21 and the second fixing rod 22 are provided with holes adapted to the fixing member 25 at ends thereof close to the fixing portion 11.
Further, in order to make the structure of the shielding member 20 more stable, a certain included angle may exist between the first fixing rod 21 and the second fixing rod 22, so that the distance between the first ends of the first fixing rod 21 and the second fixing rod 22 is smaller than the distance between the second ends of the first fixing rod 21 and the second fixing rod 22.
The degree of the included angle between the first fixing rod 21 and the second fixing rod 22 can be set according to actual needs, in the embodiment of the present invention, the degree of the included angle can be 5 to 15 degrees.
The embodiment of the utility model provides a through set up shielding member 20 on lifting hook body 10, shielding member comprises first dead lever 21, second dead lever 22, connecting rod 23, elastic component 24 and mounting 25, the lifting hook passes through mounting 25 and is connected first dead lever 21 and second dead lever 22 with lifting hook body 10's fixed part 11 for first dead lever 21 and second dead lever 22 can be relative mounting 25 is rotatory between primary importance and second place, and removes to the second place from primary importance through elastic component 24 drive first dead lever 21 and second dead lever 22, thereby shelters from the lifting hook opening, and then has effectively prevented the phenomenon that the wire rope ring unhook has promoted the safety in utilization of lifting hook.
Wherein the first fixing rod 21, the second fixing rod 22 and the connecting rod 23 are integrally formed.
Further, referring to fig. 2 to 3, the connection rod 23 includes a first arc arm 231 and a second arc arm 232 which are oppositely disposed, and a third arc arm 233 for connecting the first arc arm 231 and the second arc arm 232, wherein one end of the first arc arm 231 is connected to the first fixing rod 21, and the other end extends in the first direction and is connected to the third arc arm 233; one end of the second arc arm 232 is connected to the second fixing rod 22, and the other end thereof extends in the first direction and is connected to the third arc arm 233; the first direction is a direction in which the first fixing lever 21 and the second fixing lever 22 rotate from the second position to the first position; when the first fixing lever 21 and the second fixing lever 22 are located at the second position, the first curved arm 231, the second curved arm 232, and the third curved arm 233 are all abutted against the hook body 10, and the first curved arm 231 and the second curved arm 232 relatively clamp the hook body 10.
Specifically, in order to make the shielding member 20 form a three-dimensional fixed support for the hook body 10, the central angle of the circle corresponding to the first arc-shaped arm 231 can be set according to actual requirements, in the embodiment of the present invention, the central angle of the circle corresponding to the first arc-shaped arm 231 can be 85 degrees to 95 degrees, correspondingly, and the central angle of the circle corresponding to the second arc-shaped arm 232 can be 85 degrees to 95 degrees.
Further, the structure of the fixing element 25 may be set according to actual needs, in an embodiment, the fixing element 25 may be a T-shaped plug pin, and the hook body 10 is provided with a jack adapted to the T-shaped plug pin; in another embodiment, the fixing member 25 may be a bolt, and the hook body 10 is provided with a screw hole adapted to the bolt.
A stop lever 26 is disposed between the first fixing rod 21 and the second fixing rod 22, referring to fig. 4, the structure of the elastic member 24 can be set according to actual requirements, in the embodiment of the present invention, the elastic member 24 is a torsion spring, and the torsion spring is sleeved on the plug pin. A first end of the torsion spring abuts against the hook body 10, and a second end of the torsion spring abuts against the stopper rod 26.
The number of the torsion springs is two, and the first ends of the two torsion springs are integrally formed. The embodiment of the utility model provides a through establishing torsion spring on the bolt, and with torsion spring's first end butt on lifting hook body 10, with torsion spring's second end butt on pin 26, pass through fixed part 11 rotatable coupling of bolt and above-mentioned lifting hook with above-mentioned first dead lever 21 and second dead lever 22 simultaneously, thereby realized that torsion spring drives above-mentioned first dead lever 21 and second dead lever 22 and removed to the second position from above-mentioned first position, and then cooperation connecting rod 23 shelters from above-mentioned lifting hook opening, prevent that the wire rope ring from breaking away from lifting hook body 10.
In order to increase the connection strength between the stopper 26 and the first and second fixing bars 21 and 22, one end of the stopper 26 may be fixedly connected to the first fixing bar 21 by welding, and the other end of the stopper 26 may be fixedly connected to the second fixing bar 22 by welding.
The materials of the first fixing rod 21, the second fixing rod 22, the connecting rod 23 and the fixing member 25 may be set according to actual requirements, and in an embodiment, the first fixing rod 21, the second fixing rod 22, the connecting rod 23 and the fixing member 25 may be made of 304 stainless steel; in another embodiment, the first fixing rod 21, the second fixing rod 22, the connecting rod 23 and the fixing member 25 may be made of 201 stainless steel, and are not further limited herein.
It should be noted that the hook may be applied to different hoisting devices and may also be applied to different load bearing situations, and therefore, the size of the hook body 10 may be set according to actual needs, and is not further limited herein. The shielding member 20 is adapted to the hook body 10, and the size and structure of the shielding member 20 can be changed according to the hook body 10 as long as the first arc-shaped arm 231, the second arc-shaped arm 232 and the third arc-shaped arm 233 are ensured to abut against the hook body 10, and the first arc-shaped arm 231 and the second arc-shaped arm 232 relatively clamp the hook body 10.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A lifting hook is characterized by comprising a lifting hook body and a shielding piece, wherein the lifting hook body is arranged in a hook shape and is provided with a first end and a second end, the first end is a fixing part, the second end is a hook part, and a lifting hook opening is formed between the first end and the second end; the shield includes: the lifting hook comprises a first fixing rod, a second fixing rod, a connecting rod, an elastic piece and a fixing piece, wherein the first end of the first fixing rod and the first end of the second fixing rod are connected with the first end of the lifting hook body through the fixing piece; the first fixing rod and the second fixing rod can rotate between a first position and a second position relative to the fixing piece;
the elastic piece is arranged on the fixing piece and drives the first fixing rod and the second fixing rod to move from the first position to the second position;
one end of the connecting rod is connected with the second end of the first fixing rod, and the other end of the connecting rod is connected with the second end of the second fixing rod;
when the first fixing rod and the second fixing rod are located at the second position, the first fixing rod and the second fixing rod shield the opening of the lifting hook; and the connecting rod is abutted against the lifting hook body.
2. A lifting hook as claimed in claim 1, wherein the first fastening beam, the second fastening beam and the connecting bar are integrally formed.
3. A lifting hook as claimed in claim 2, wherein the connecting rod comprises first and second arcuate arms disposed opposite to each other, and a third arcuate arm for connecting the first and second arcuate arms, one end of the first arcuate arm being connected to the first fixing rod, the other end extending in a first direction and being connected to the third arcuate arm; one end of the second arc-shaped arm is connected with the second fixing rod, and the other end of the second arc-shaped arm extends towards the first direction and is connected with the third arc-shaped arm; the first direction is a direction in which the first fixing rod and the second fixing rod rotate from the second position to the first position; the first fixing rod and the second fixing rod are located at the second position, the first arc-shaped arm, the second arc-shaped arm and the third arc-shaped arm are all abutted to the lifting hook body, and the first arc-shaped arm and the second arc-shaped arm are clamped relatively to the lifting hook body.
4. A lifting hook as claimed in claim 3, wherein the fixing member is a spigot and the hook body is provided with a socket adapted to the spigot.
5. The hook as claimed in claim 4, wherein a stop lever is disposed between the first fixing lever and the second fixing lever, the elastic member is a torsion spring, the torsion spring is sleeved on the plug pin, a first end of the torsion spring abuts against the hook body, and a second end of the torsion spring abuts against the stop lever.
6. A lifting hook as claimed in claim 5, wherein the number of torsion springs is two, and the first ends of the two torsion springs are integrally formed.
7. A lifting hook as claimed in claim 5, wherein one end of the blocking lever is connected to the first fixing lever by welding, and the other end of the blocking lever is connected to the second fixing lever by welding.
8. A lifting hook as claimed in claim 1, wherein the first and second fastening bars, connecting bar and fastening member are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746658.1U CN210710366U (en) | 2019-10-17 | 2019-10-17 | Lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746658.1U CN210710366U (en) | 2019-10-17 | 2019-10-17 | Lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210710366U true CN210710366U (en) | 2020-06-09 |
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ID=70961631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921746658.1U Active CN210710366U (en) | 2019-10-17 | 2019-10-17 | Lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210710366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111703406A (en) * | 2020-06-15 | 2020-09-25 | 北京汽车集团越野车有限公司 | Automobile with a detachable front cover |
-
2019
- 2019-10-17 CN CN201921746658.1U patent/CN210710366U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111703406A (en) * | 2020-06-15 | 2020-09-25 | 北京汽车集团越野车有限公司 | Automobile with a detachable front cover |
| CN111703406B (en) * | 2020-06-15 | 2022-04-08 | 北京汽车集团越野车有限公司 | Automobile with a detachable front cover |
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