CN219929391U - Anti-unhooking device of crane - Google Patents
Anti-unhooking device of crane Download PDFInfo
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- CN219929391U CN219929391U CN202320813506.9U CN202320813506U CN219929391U CN 219929391 U CN219929391 U CN 219929391U CN 202320813506 U CN202320813506 U CN 202320813506U CN 219929391 U CN219929391 U CN 219929391U
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- hanging
- crane
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- notch
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- 230000002265 prevention Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 230000002633 protecting effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses an anti-unhooking device of a crane, which belongs to the field of cranes and comprises a hook, wherein the hook is provided with a notch, the upper end of the hook is fixedly provided with a hanging rod, the right side of the upper end of the hanging rod is fixedly provided with a hanging plate, the lower end of the hanging plate is fixedly provided with a telescopic rod, the lower end of the telescopic rod is fixedly provided with a limiting block, the upper end of the hanging rod is fixedly provided with a hanging ring, and the limiting block is driven by the telescopic rod to automatically lift up and down, so that the notch is conveniently shielded and separated from the inside of the notch, the limiting work and the hanging object are conveniently conducted through the limiting block in different occasions, meanwhile, the hanging rope is buffered through the hanging ring, the friction damage to the hanging rope in the inner lifting process of the hanging ring is reduced, the protecting effect on the hanging rope is enhanced, and meanwhile, the stability of the hanging object is increased.
Description
Technical Field
The utility model relates to the field of cranes, in particular to an anti-unhooking device of a crane.
Background
A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. Also known as crown block, aerial crane and crane. The main characteristics of the tire crane are as follows: the travelling cab and the lifting control room are integrated and evolved by the crawler crane (crawler crane), the crawler and the travelling support of the travelling mechanism are changed into a chassis with tires, the defect that the crawler plate of the crawler crane (crawler crane) damages the road surface is overcome, and the travelling mechanism belongs to material handling machinery.
At present, some crane hooks are provided with manual limiting devices, and the hooks are difficult to use under the condition that the manual limiting adjustment is difficult to perform, so that the use is influenced, and the connection of the lifting rope and the hooks is easy to cause friction damage after long-time use, so that the use is influenced, and the danger that an object falls in the lifting process is easy to occur.
For example, a hoist anti-unhooking device disclosed in bulletin number CN206266085U, the main body steel bar of which comprises a first long bar, a second long bar, a first short bar, a second short bar and a lapping bar; one end of the first long rib is connected with one end of the first short rib at an included angle of 60 degrees; one end of the second long rib is connected with one end of the second short rib at an included angle of 60 degrees; the other ends of the first short ribs and the second short ribs are respectively connected with the lapping ribs and are symmetrically distributed by taking the central line of the lapping ribs as an axis; the anti-falling rib is arranged in a hole of the mounting position of the anti-falling hook device of the crane hook in a autorotation mode; the main body reinforcing steel bars are fixed on the anti-drop bars, and the inner sides of the joints of the first long bars and the first short bars and the joints of the second long bars and the second short bars are points contacted with the anti-drop bars respectively. The anti-unhooking device of the crane is reasonable in design and is always positioned at the working position, so that the phenomenon that the spring-type anti-unhooking device leaves the working position due to failure of a spring can not occur; only one degree of freedom is provided, the device cannot move, is not easy to deform and damage, and saves labor.
According to the technical scheme, the hook is not provided with the device capable of automatically adjusting and limiting, the automatic limiting work is convenient to conduct under different conditions through the arrangement of the device capable of automatically adjusting and limiting, and the buffer anti-friction device is arranged at the joint of the hook and the lifting rope, so that friction damage to the lifting rope is reduced.
Disclosure of Invention
The utility model aims to provide an anti-unhooking device of a crane, which aims to solve the problems of hook limit and protection of a lifting rope.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hoist mousing-hook device, includes the couple, the couple is provided with the breach, the fixed jib that is provided with in upper end of couple, the fixed hanger plate that is provided with in upper end right side of jib, the fixed telescopic link that is provided with in lower extreme of hanger plate, the fixed stopper that is provided with in lower extreme of telescopic link, the fixed link that is provided with in upper end of jib, the fixed blotter that is provided with of upper end of link, the link parcel has antifriction pad, drives the stopper through the telescopic link and carries out automatic oscilaltion and remove to conveniently shelter from spacing and the inside of automatic uncoupling breach to breach department, thereby conveniently carry out spacing shielding and uncoupling to the inside of breach through the stopper under different occasions, make things convenient for spacing work and attach the object, set up blotter and antifriction pad through the link simultaneously, play the cushioning effect to the lifting rope, reduced the friction damage that receives in the inside lifting rope passes the link, play the reinforcing protection effect to the lifting rope, increase the steadiness of attach heavy object simultaneously.
Preferably, the limiting block is slidably clamped in the notch.
Preferably, the hanging ring is arranged at the upper end of the hanging hook.
Preferably, the thickness of the cushion pad is greater than the thickness of the anti-friction pad.
Preferably, the anti-friction pad is fixedly wrapped on the outer side of the buffer pad.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the limiting block is driven by the telescopic rod to automatically lift up and down, so that the notch is conveniently shielded and limited and automatically separated from the notch, and the notch is conveniently shielded and separated from the notch by the limiting block in different occasions, so that the limiting work and the hanging of objects are convenient.
(2) According to the utility model, the buffer cushion and the anti-friction cushion are arranged on the hanging ring, so that the buffer effect on the hanging rope is realized, the friction damage to the hanging rope in the process of lifting the hanging rope through the inside of the hanging ring is reduced, the protection effect on the hanging rope is enhanced, and meanwhile, the stability of a hanging weight is increased.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a partial cross-sectional view of the overall structure of the present utility model.
The reference numerals in the figures illustrate:
1 hook, 2 gap, 3 jib, 4 hanger plate, 5 telescopic link, 6 stopper, 7 link, 8 blotter, 9 antifriction pad.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Example 1
Referring to fig. 1 and 2, an anti-unhooking device of a crane in the drawing comprises a hook 1, wherein the hook 1 is provided with a notch 2, the upper end of the hook 1 is fixedly provided with a hanging rod 3, the right side of the upper end of the hanging rod 3 is fixedly provided with a hanging plate 4, the lower end of the hanging plate 4 is fixedly provided with a telescopic rod 5, the model of the telescopic rod 5 is YNT-03, a plug of the telescopic rod 5 is plugged with an external power supply, the anti-unhooking device belongs to the prior art, the lower end of the telescopic rod 5 is fixedly provided with a limiting block 6, the upper end of the hanging rod 3 is fixedly provided with a hanging ring 7, the upper end of the hanging ring 7 is fixedly provided with a buffer cushion 8, and the hanging ring 7 is wrapped with an anti-friction cushion 9.
In order to facilitate limiting, the limiting block 6 is slidably clamped in the notch 2, and the hanging ring 7 is arranged at the upper end of the hook 1.
In this embodiment, drive stopper 6 through telescopic link 5 and carry out automatic oscilaltion and remove to conveniently shelter from spacing and the inside of automatic departure breach 2 to breach 2 department, thereby conveniently shelter from and the departure of spacing to the inside of breach 2 through stopper 6 under different occasions, make things convenient for spacing work and hanging the object.
Example 2
Referring to fig. 1 and 2, this embodiment further illustrates an anti-unhooking device of a crane in the drawings, including a hook 1, the hook 1 is provided with a notch 2, the upper end of the hook 1 is fixedly provided with a boom 3, the right side of the upper end of the boom 3 is fixedly provided with a hanger plate 4, the lower end of the hanger plate 4 is fixedly provided with a telescopic rod 5, the lower end of the telescopic rod 5 is fixedly provided with a limiting block 6, the upper end of the boom 3 is fixedly provided with a hanging ring 7, the upper end of the hanging ring 7 is fixedly provided with a buffer pad 8, and the hanging ring 7 is wrapped with an anti-friction pad 9.
For convenient protection, the thickness of the cushion pad 8 is greater than that of the anti-friction pad 9, and the anti-friction pad 9 is fixedly wrapped on the outer side of the cushion pad 8.
In this embodiment, set up blotter 8 and antifriction pad 9 through link 7, play the cushioning effect to the lifting rope, reduced the lifting rope and passed the inside of link 7 and lifted by crane the friction damage that receives, play the reinforcing protection effect to the lifting rope, increase the steadiness of lifting the heavy object simultaneously.
The object is hung on the hook 1 through the notch, then the telescopic rod 5 is started, the limiting block 6 can be pushed to move downwards through the telescopic rod 5, the notch 2 is shielded and limited through the limiting block 6, the hook 1 is prevented from being separated from the notch 2 by a heavy object in lifting, and friction damage to a lifting rope in lifting is reduced through the arrangement of the friction-resistant pad 9 and the buffer cushion 8.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (5)
1. The utility model provides a hoist unhooking prevention device, includes couple (1), its characterized in that: couple (1) is provided with breach (2), the fixed jib (3) that is provided with in upper end of couple (1), the fixed hanger plate (4) that is provided with in upper end right side of jib (3), the fixed telescopic link (5) that is provided with in lower extreme of hanger plate (4), the fixed stopper (6) that is provided with in lower extreme of telescopic link (5), the fixed link (7) that is provided with in upper end of jib (3), the fixed blotter (8) that is provided with in upper end of link (7), antifriction pad (9) are wrapped up to link (7).
2. The crane unhooking-preventing device according to claim 1, wherein: the limiting block (6) is in sliding clamping connection with the inside of the notch (2).
3. The crane unhooking-preventing device according to claim 1, wherein: the hanging ring (7) is arranged at the upper end of the hook (1).
4. The crane unhooking-preventing device according to claim 1, wherein: the thickness of the buffer pad (8) is larger than that of the anti-friction pad (9).
5. The crane unhooking-preventing device according to claim 1, wherein: the anti-friction pad (9) is fixedly wrapped on the outer side of the buffer pad (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813506.9U CN219929391U (en) | 2023-04-13 | 2023-04-13 | Anti-unhooking device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813506.9U CN219929391U (en) | 2023-04-13 | 2023-04-13 | Anti-unhooking device of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219929391U true CN219929391U (en) | 2023-10-31 |
Family
ID=88493475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320813506.9U Active CN219929391U (en) | 2023-04-13 | 2023-04-13 | Anti-unhooking device of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219929391U (en) |
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2023
- 2023-04-13 CN CN202320813506.9U patent/CN219929391U/en active Active
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