CN214692886U - Self-locking type lifting hook - Google Patents
Self-locking type lifting hook Download PDFInfo
- Publication number
- CN214692886U CN214692886U CN202120044154.6U CN202120044154U CN214692886U CN 214692886 U CN214692886 U CN 214692886U CN 202120044154 U CN202120044154 U CN 202120044154U CN 214692886 U CN214692886 U CN 214692886U
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- lifting hook
- fixed block
- hook body
- linkage rod
- self
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Abstract
The utility model discloses a self-locking lifting hook, which comprises a lifting hook body 1, a fixed block 2 and a linkage rod 3, wherein the outer side of the lifting hook body 1 is fixedly provided with a connecting plate 4, one end of the linkage rod 3 is fixedly provided with a baffle 5, the end of the linkage rod 3 is hinged with the upper end of the lifting hook body 1, the other end of the linkage rod 3 is connected with the connecting plate 4 through a spring 7, the middle end of the linkage rod 3 is hinged with the lower end of the fixed block 2, the fixed block 2 is in an inverted L shape and consists of a transverse plate and a longitudinal plate, one end of the transverse plate far away from the longitudinal plate is provided with a movable plate 6, one end of the movable plate 6 is hinged with the fixed block 2, the other end of the movable plate 6 is hinged with the upper end of the lifting hook body 1, the movable plate 6 is positioned above the linkage rod 3, and the problem that the operation is inconvenient because a worker needs to repeatedly open or close a buckle is solved, the self-locking function is achieved by means of the gravity of the weight, the opening function is achieved by means of the restoration of the spring, and the self-locking device is convenient to use, safe and reliable.
Description
Technical Field
The utility model relates to a lifting hook technical field especially relates to a from locking-type lifting hook.
Background
A hook is one of the most common spreaders in hoisting machinery. The hook is often suspended from the wire rope of the hoisting mechanism by means of a pulley block or the like.
Lifting hook among the prior art, what adopt more is that the tip at the shank of lifting hook sets up a buckle, avoids the heavy object that hangs to drop, however this kind of mode needs the staff to open repeatedly or closed buckle, operates inconveniently, and the buckle is fragile in the use simultaneously, has increased the potential safety hazard of lifting by crane.
Disclosure of Invention
The utility model aims at solving the problem that the clamping hook type lifting hook in the prior art needs a worker to repeatedly open or a closed buckle leads to the inconvenient operation, and the provided self-locking lifting hook.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a from locking-type lifting hook, includes lifting hook body, fixed block and gangbar, the outside of lifting hook body is fixed and is equipped with the connecting plate, the fixed baffle that is equipped with in one end of gangbar, just this end and the lifting hook body upper end of gangbar rotate to be connected, the other end and the connecting plate elasticity of gangbar link to each other, the gangbar middle end rotates with the fixed block lower extreme to be connected.
Preferably, the fixed block is the shape of falling L, comprises horizontal board and vertical board, the one end that vertical board was kept away from to the horizontal board is equipped with the fly leaf, the one end and the fixed block of fly leaf rotate to be connected, the fly leaf other end rotates with lifting hook body upper end to be connected, the fly leaf is located the top of gangbar.
Preferably, the other end of the linkage rod is connected with the connecting plate through a spring.
Preferably, one end of the baffle, which is far away from the linkage rod, is provided with a snap ring, and the snap ring is sleeved outside a hook tip of the lifting hook body.
Preferably, the upper end of the fixed block is provided with a bearing column, and the bearing column is positioned above the fixed block and the movable plate in rotating connection.
Preferably, a movable plate is arranged on one side of the fixed block, and a linkage rod is arranged on one side of the fixed block.
Preferably, the both sides of fixed block, lifting hook body all are equipped with the fly leaf, the one end that the gangbar is close to the baffle is the frame type, the lower extreme of fixed block, the upper end of lifting hook body are located the inside of gangbar frame type end.
Preferably, a groove is formed in the middle of the fixed block and the middle of the upper end of the lifting hook body, and the movable plate and the linkage rod are located in the groove.
When a heavy object is hung, the lower end of the lifting hook body downwards performs pendulum motion to the lowest point, the gravity centers of the heavy object, the movable plate and the bearing column are positioned on a vertical line, the upper end of the lifting hook body is provided with a linkage rod to rotate, the spring is in a stretching state, and the baffle plate, the snap ring and the lifting hook body are in a closed state.
When a heavy object is put down, the spring is stretched to recover, the linkage rod drives the baffle to rotate, the lower end of the lifting hook body performs pendulum motion to the highest point in the direction far away from the baffle, the snap ring is separated from the hook point of the lifting hook body, and the lifting hook body is in an open state.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the setting of gangbar, spring and baffle, the buckle formula lifting hook needs the staff to open repeatedly or closed buckle leads to the inconvenient shortcoming of operation among the solution prior art, and the ingenious gravity through heavy object self reaches self-locking function, recovers with the help of the spring and reaches the function of opening, convenient to use, safe and reliable.
(2) Set up on the baffle and can overlap the outside snap ring at lifting hook body prong, when the heavy object of hoisting, baffle, snap ring can be closed to the lifting hook body, do not keep the opening, do not produce the potential safety hazard, safe in utilization, convenience.
(3) The fly leaf is added, and the structural strength of the linkage rod, the hook body and the fixed block is improved.
(4) The setting of fly leaf, gangbar and spring, when the lifting hook body is the open mode, the lifting hook body is certain oblique angle with vertical line, and the oblique angle that the lifting hook body appears does benefit to dress, unloads the thing, especially hooks up the heavy object.
(5) The heel post is located the fixed block and rotates the top of being connected with the fly leaf, when guaranteeing that the lifting hook lifts the heavy object, the focus of heavy object, fly leaf, lifting hook is in a vertical line, has improved the security.
Drawings
FIG. 1 is a schematic view of a hook construction;
FIG. 2 is a schematic view of the hook of FIG. 1 used to lift a load;
FIG. 3 is a schematic view of a hook construction;
FIG. 4 is a schematic view of the hook of FIG. 3 lifting a weight;
fig. 5 is a cross-sectional view a-a of the hook of fig. 3.
FIG. 6 is a schematic view of a hook construction;
FIG. 7 is a schematic view of the hook of FIG. 6 lifting a weight;
fig. 8 is a cross-sectional view B-B of the hook of fig. 7 lifting a weight.
List of reference numerals
1-lifting hook body, 2-fixed block, 3-linkage rod, 4-connecting plate, 5-baffle, 6-movable plate, 7-spring, 8-snap ring, 9-bearing column.
Detailed Description
The following detailed description is made with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, from locking-type lifting hook, including lifting hook body 1, fixed block 2 and gangbar 3, the outside of lifting hook body 1 is fixed and is equipped with connecting plate 4, the fixed baffle 5 that is equipped with of one end of gangbar 3, just this end and the lifting hook body 1 upper end of gangbar 3 are articulated, the other end and the connecting plate 4 of gangbar 3 link to each other through spring 7, the middle end of gangbar 3 is articulated with fixed block 2 lower extreme, fixed block 2 is the shape of falling L, comprises horizontal plate and vertical board, the one end that vertical board was kept away from to the horizontal plate is equipped with fly leaf 6, the one end and the fixed block 2 of fly leaf 6 are articulated, the fly leaf 6 other end is articulated with lifting hook body 1 upper end, fly leaf 6 is located the top of gangbar 3.
When a heavy object is hung, the lower end of the lifting hook body 1 downwards performs pendulum motion to the lowest point, the upper end of the lifting hook body 1 is provided with the linkage rod 3 to rotate, the spring 7 is in a stretching state, the baffle 5 and the lifting hook body 1 are in a closing state, a self-locking function is achieved through the gravity of the heavy object, and the lifting hook is convenient to use, safe and reliable.
When a heavy object is put down, the spring 7 is stretched to recover, the linkage rod 3 drives the baffle 5 to rotate, the lower end of the lifting hook body 1 performs pendulum motion to the highest point in the direction far away from the baffle 5, the lifting hook body 1 and a vertical line form a certain oblique angle and are in an opening state, the opening function is achieved by means of recovery of the spring, the lifting hook is convenient to use, safe and reliable, and meanwhile the oblique angle formed by the lifting hook body is beneficial to loading and unloading of the object, particularly to hooking of the heavy object.
Example 2
The self-locking lifting hook as shown in figures 1 to 2 comprises a lifting hook body 1, a fixed block 2 and a linkage rod 3, wherein a connecting plate 4 is fixedly arranged on the outer side of the lifting hook body 1, a baffle 5 is fixedly arranged at one end of the linkage rod 3, the end of the linkage rod 3 is hinged with the upper end of the lifting hook body 1, the other end of the linkage rod 3 is connected with the connecting plate 4 through a spring 7, the middle end of the linkage rod 3 is hinged with the lower end of the fixed block 2, the fixed block 2 is inverted L-shaped and consists of a transverse plate and a longitudinal plate, a movable plate 6 is arranged at one end of the transverse plate far away from the longitudinal plate, one end of the movable plate 6 is hinged with the fixed block 2, the other end of the movable plate 6 is hinged with the upper end of the lifting hook body 1, the movable plate 6 is positioned above the linkage rod 3, a snap ring 8 is arranged at one end of the baffle 5 far away from the linkage rod 3, and the snap ring 8 is sleeved outside the hook tip of the lifting hook body 1, the upper end of the fixed block 2 is provided with a bearing column 9, the bearing column 9 is positioned above the fixed block 2 hinged with the movable plate 6, the movable plate 6 is arranged on one side of the fixed block 2, and the linkage rod 3 is arranged on one side of the fixed block 2.
When hanging there is the heavy object, 1 lower extreme of lifting hook body is downward pendulum motion to the minimum, the heavy object, fly leaf 6, the focus of heel post 9 is in a vertical on-line, the security has been improved, 1 upper end of lifting hook body takes gangbar 3 to rotate, spring 7 is in tensile state, baffle 5, snap ring 8 is the closure state with lifting hook body 1, reach self-locking function through the gravity of heavy object self, high durability and reliability, simultaneously the baffle, the snap ring can carry out the complete closure to the lifting hook body, do not keep the opening, do not produce the potential safety hazard, and is safe in utilization, convenient.
When a heavy object is put down, the spring 7 is stretched to recover, the linkage rod 3 drives the baffle 5 to rotate, the lower end of the lifting hook body 1 performs pendulum motion to the highest point in the direction far away from the baffle 5, the snap ring 8 is separated from the hook point of the lifting hook body 1, the lifting hook body 1 and a vertical line form a certain oblique angle and are in an opening state, the opening function is achieved by means of recovery of the spring, the lifting hook is convenient to use, safe and reliable, and meanwhile the oblique angle presented by the lifting hook body is beneficial to loading and unloading of the object, particularly the heavy object is hooked.
Example 3
The self-locking lifting hook as shown in fig. 3-5 comprises a lifting hook body 1, a fixed block 2 and a linkage rod 3, wherein a connecting plate 4 is fixedly arranged on the outer side of the lifting hook body 1, a baffle 5 is fixedly arranged at one end of the linkage rod 3, the end of the linkage rod 3 is in pin joint with the upper end of the lifting hook body 1, the other end of the linkage rod 3 is connected with the connecting plate 4 through a spring 7, the middle end of the linkage rod 3 is in pin joint with the lower end of the fixed block 2, the fixed block 2 is inverted-L-shaped and comprises a transverse plate and a longitudinal plate, a movable plate 6 is arranged at one end of the transverse plate, which is far away from the longitudinal plate, one end of the movable plate 6 is in pin joint with the fixed block 2, the other end of the movable plate 6 is in pin joint with the upper end of the lifting hook body 1, the movable plate 6 is positioned above the linkage rod 3, a snap ring 8 is arranged at one end of the baffle 5, which is far away from the linkage rod 3, and the snap ring 8 is sleeved outside the hook tip of the lifting hook body 1, the center line of the upper end of the transverse plate of the fixed block 2 is provided with a bearing column 9, the bearing column 9 is positioned above the pin joint of the fixed block 2 and the movable plate 6, the movable plates 6 are arranged on two sides of the fixed block 2 and the hook body 1, one end of the linkage rod 3 close to the baffle 5 is in a frame shape, and the lower end of the fixed block 2 and the upper end of the hook body 1 are positioned in the inner part of the frame-shaped end of the linkage rod 3.
When hanging there is the heavy object, 1 lower extreme of lifting hook body is downward pendulum motion to the minimum, the heavy object, fly leaf 6, the focus of heel post 9 is in a vertical on-line, the security has been improved, 1 upper end of lifting hook body takes gangbar 3 to rotate, spring 7 is in tensile state, baffle 5, snap ring 8 is the closure state with lifting hook body 1, reach self-locking function through the gravity of heavy object self, high durability and reliability, simultaneously the baffle, the snap ring can carry out the complete closure to the lifting hook body, do not keep the opening, do not produce the potential safety hazard, and is safe in utilization, convenient.
When a heavy object is put down, the spring 7 is stretched to recover, the linkage rod 3 drives the baffle 5 to rotate, the lower end of the lifting hook body 1 performs pendulum motion to the highest point in the direction far away from the baffle 5, the snap ring 8 is separated from the hook point of the lifting hook body 1, the lifting hook body 1 and a vertical line form a certain oblique angle and are in an opening state, the opening function is achieved by means of recovery of the spring, the lifting hook is convenient to use, safe and reliable, and meanwhile the oblique angle presented by the lifting hook body is beneficial to loading and unloading of the object, particularly the heavy object is hooked.
Example 4
The self-locking lifting hook as shown in fig. 6-8 comprises a lifting hook body 1, a fixed block 2 and a linkage rod 3, wherein a connecting plate 4 is fixedly arranged on the outer side of the lifting hook body 1, a baffle 5 is fixedly arranged at one end of the linkage rod 3, the end of the linkage rod 3 is in pin joint with the upper end of the lifting hook body 1, the other end of the linkage rod 3 is connected with the connecting plate 4 through a spring 7, the middle end of the linkage rod 3 is in pin joint with the lower end of the fixed block 2, the fixed block 2 is inverted-L-shaped and comprises a transverse plate and a longitudinal plate, a movable plate 6 is arranged at one end of the transverse plate, which is far away from the longitudinal plate, one end of the movable plate 6 is in pin joint with the fixed block 2, the other end of the movable plate 6 is in pin joint with the upper end of the lifting hook body 1, the movable plate 6 is positioned above the linkage rod 3, a snap ring 8 is arranged at one end of the baffle 5, which is far away from the linkage rod 3, and the snap ring 8 is sleeved outside the hook tip of the lifting hook body 1, the center line of the upper end of the transverse plate of the fixed block 2 is provided with a bearing column 9, the bearing column 9 is positioned above the pin joint of the fixed block 2 and the movable plate 6, the middle of the transverse plate of the fixed block 2 and the middle of the upper end of the lifting hook body 1 are provided with grooves, and the movable plate 6 and the linkage rod 3 are positioned in the grooves.
When hanging there is the heavy object, 1 lower extreme of lifting hook body is downward pendulum motion to the minimum, the heavy object, fly leaf 6, the focus of heel post 9 is in a vertical on-line, the security has been improved, 1 upper end of lifting hook body takes gangbar 3 to rotate, spring 7 is in tensile state, baffle 5, snap ring 8 is the closure state with lifting hook body 1, reach self-locking function through the gravity of heavy object self, high durability and reliability, simultaneously the baffle, the snap ring can carry out the complete closure to the lifting hook body, do not keep the opening, do not produce the potential safety hazard, and is safe in utilization, convenient.
When a heavy object is put down, the spring 7 is stretched to recover, the linkage rod 3 drives the baffle 5 to rotate, the lower end of the lifting hook body 1 performs pendulum motion to the highest point in the direction far away from the baffle 5, the snap ring 8 is separated from the hook point of the lifting hook body 1, the lifting hook body 1 and a vertical line form a certain oblique angle and are in an opening state, the opening function is achieved by means of recovery of the spring, the lifting hook is convenient to use, safe and reliable, and meanwhile the oblique angle presented by the lifting hook body is beneficial to loading and unloading of the object, particularly the heavy object is hooked.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a from locking-type lifting hook, includes lifting hook body, fixed block and gangbar, its characterized in that: the lifting hook comprises a lifting hook body and is characterized in that a connecting plate is fixedly arranged on the outer side of the lifting hook body, a baffle is fixedly arranged at one end of a linkage rod, the end of the linkage rod is rotatably connected with the upper end of the lifting hook body, the other end of the linkage rod is elastically connected with the connecting plate, and the middle end of the linkage rod is rotatably connected with the lower end of a fixing block.
2. A self-locking lifting hook according to claim 1, characterised in that: the fixed block is for falling L shape, comprises horizontal board and vertical board, and the one end that vertical board was kept away from to the horizontal board is equipped with the fly leaf, the one end and the fixed block of fly leaf rotate to be connected, the fly leaf other end rotates with lifting hook body upper end to be connected, the fly leaf is located the top of gangbar.
3. A self-locking lifting hook according to claim 1, characterised in that: the other end of the linkage rod is connected with the connecting plate through a spring.
4. A self-locking lifting hook according to claim 1, characterised in that: one end of the baffle, which is far away from the linkage rod, is provided with a snap ring, and the snap ring is sleeved outside the hook tip of the lifting hook body.
5. A self-locking lifting hook according to claim 2, characterised in that: the fixed block upper end is equipped with the heel post, the heel post is located the fixed block and rotates the top of being connected with the fly leaf.
6. A self-locking lifting hook according to any of claims 1-5, wherein: one side of the fixed block is provided with a movable plate, and one side of the fixed block is provided with a linkage rod.
7. A self-locking lifting hook according to any of claims 1-5, wherein: the both sides of fixed block, lifting hook body all are equipped with the fly leaf, the one end that the gangbar is close to the baffle is the frame type, the lower extreme of fixed block, the upper end of lifting hook body are located the inside of gangbar frame type end.
8. A self-locking lifting hook according to claim 2 or 5, wherein: the middle of the fixed block and the middle of the upper end of the lifting hook body are provided with grooves, and the movable plate and the linkage rod are located in the grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120044154.6U CN214692886U (en) | 2021-01-08 | 2021-01-08 | Self-locking type lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120044154.6U CN214692886U (en) | 2021-01-08 | 2021-01-08 | Self-locking type lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214692886U true CN214692886U (en) | 2021-11-12 |
Family
ID=78562471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120044154.6U Active CN214692886U (en) | 2021-01-08 | 2021-01-08 | Self-locking type lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214692886U (en) |
-
2021
- 2021-01-08 CN CN202120044154.6U patent/CN214692886U/en active Active
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