CN210393430U - Shock attenuation lifting hook - Google Patents
Shock attenuation lifting hook Download PDFInfo
- Publication number
- CN210393430U CN210393430U CN201921141819.4U CN201921141819U CN210393430U CN 210393430 U CN210393430 U CN 210393430U CN 201921141819 U CN201921141819 U CN 201921141819U CN 210393430 U CN210393430 U CN 210393430U
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- CN
- China
- Prior art keywords
- lifting hook
- shock attenuation
- damping
- fixed plate
- cylinder body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000035939 shock Effects 0.000 title claims abstract description 52
- 238000013016 damping Methods 0.000 claims description 35
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 description 14
- 230000006378 damage Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a shock attenuation jack-up lifting hook, including the shock attenuation barrel, the middle part on the upside surface of shock attenuation barrel is provided with first through-hole, the middle part on the downside surface of shock attenuation barrel is provided with the second through-hole, the inside of shock attenuation barrel is provided with the fixed plate, there is the head rod at the middle part on the upside surface of fixed plate through the bolt fastening, the upper end of head rod is passed first through-hole and is connected with the arm, the below of the inside fixed plate of shock attenuation barrel is provided with the connecting plate, there is the second connecting rod at the middle part on the bottom surface of connecting plate through the bolt fastening, the lower extreme of second connecting rod passes the second through-hole and is connected with the lifting hook, equidistant telescoping device that is provided with between connecting plate and the fixed plate, buffer spring has. The utility model discloses simple structure can protect arm, shock attenuation barrel and lifting hook, has prolonged the life of arm, shock attenuation barrel and lifting hook, has reduced the cost.
Description
Technical Field
The utility model relates to a hoisting hook technical field specifically is a shock attenuation hoisting hook.
Background
A lifting hook is a component of a crane. Are commonly used for lifting heavy objects.
When the lifting hook is used, the lifting hook is in rigid connection, and huge impulsive force is generated in the moment of lifting, so that the lifting hook is directly subjected to the impulsive force in the vertical direction, the lifting hook is easily damaged after a long time, the service life of the lifting hook is seriously influenced, and the use cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shock attenuation lifting hook to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shock attenuation jack-up lifting hook, includes the shock attenuation barrel, the middle part on the upside surface of shock attenuation barrel is provided with first through-hole, the middle part on the downside surface of shock attenuation barrel is provided with the second through-hole, the inside of shock attenuation barrel is provided with the fixed plate, the middle part on the upside surface of fixed plate has the head rod through the bolt fastening, the upper end of head rod is passed first through-hole and is connected with the arm, the below of the inside fixed plate of shock attenuation barrel is provided with the connecting plate, the middle part on the bottom surface of connecting plate has the second connecting rod through the bolt fastening, the lower extreme of second connecting rod passes the second through-hole and is connected with the lifting hook, equidistant telescoping device that is provided with between connecting plate and the fixed plate, buffer spring.
Preferably, equidistant first damping spring that is provided with between the upside inner wall of fixed plate and shock attenuation barrel, first damping spring's upper end is connected with the upside inner wall of shock attenuation barrel, first damping spring's lower extreme is connected with the upside surface of fixed plate.
Preferably, a retraction spring is sleeved on the surface, located on the inner rod body of the shock absorption cylinder, of the first connecting rod.
Preferably, the connecting plate is provided with second damping springs at equal intervals with the inner wall of the lower side of the damping cylinder, the upper ends of the second damping springs are connected with the surface of the upper side of the connecting plate, and the lower ends of the second damping springs are connected with the inner wall of the lower side of the damping cylinder.
Preferably, an integrated structure is arranged between the second connecting rod and the lifting hook, and a compression spring is sleeved on the surface, located on the inner rod body of the damping cylinder, of the second connecting rod.
Preferably, the telescoping device comprises outer pole and interior pole, and the length of outer pole and inner pole and the height that equals the shock attenuation barrel, the upper end of outer pole is connected with the bottom surface of fixed plate, the downside surface of outer pole is provided with the port, the inside welding of port has the spacing ring, interior pole has been cup jointed to the inside of outer pole, the lower extreme of interior pole is worn out the port and is connected with the upside surface of connecting plate, the upper end welding of interior pole has the stopper, the diameter of stopper is greater than the inner ring diameter of spacing ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model has the advantages that the compression spring and the second damping spring are arranged, the impact force of the lifting hook when lifting heavy objects can be effectively reduced, the damage to the lifting hook is reduced, the service life of the lifting hook is prolonged, and the cost is reduced;
2. the utility model is provided with the contraction spring and the first damping spring, which can effectively buffer the tension instantaneously borne by the mechanical arm when the lifting hook lifts a heavy object, reduce the damage to the mechanical arm, prolong the service life of the mechanical arm and reduce the cost;
3. the utility model discloses be provided with telescoping device and buffer spring between fixed plate and connecting plate, can effectually reduce the lifting hook when lifting by crane the heavy object fixed plate and connecting plate to the shock attenuation barrel about the pressure of both sides inner wall, reduced the harm to the shock attenuation barrel, prolonged the life of shock attenuation barrel, reduced the cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic view of the internal structure of the telescopic device of the present invention.
In the figure: 1. shock attenuation barrel, 2, first through-hole, 3, second through-hole, 4, fixed plate, 5, head rod, 6, shrink spring, 7, first damping spring, 8, connecting plate, 9, second connecting rod, 10, lifting hook, 11, compression spring, 12, second damping spring, 13, telescoping device, 14, buffer spring, 15, outer pole, 16, port, 17, spacing ring, 18, interior pole, 19, stopper, 20, arm.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
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 only some embodiments of the present invention, not all embodiments. 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.
Referring to fig. 1-3, the present invention provides an embodiment: a shock absorption lifting hook comprises a shock absorption cylinder body 1, wherein a first through hole 2 is formed in the middle of the upper side surface of the shock absorption cylinder body 1, a second through hole 3 is formed in the middle of the lower side surface of the shock absorption cylinder body 1, a fixing plate 4 is arranged inside the shock absorption cylinder body 1, first shock absorption springs 7 are arranged between the fixing plate 4 and the upper side inner wall of the shock absorption cylinder body 1 at equal intervals, the upper ends of the first shock absorption springs 7 are connected with the upper side inner wall of the shock absorption cylinder body 1, the lower ends of the first shock absorption springs 7 are connected with the upper side surface of the fixing plate 4, the tensile force instantaneously borne by a mechanical arm 20 when the lifting hook 10 lifts a heavy object can be effectively buffered, the damage to the mechanical arm 20 is reduced, the service life of the mechanical arm 20 is prolonged, a first connecting rod 5 is fixed in the middle of the upper side surface of the fixing plate 4 through, further buffering the pulling force that the mechanical arm 20 receives in the twinkling of an eye when the lifting hook 10 lifts by crane the heavy object, the upper end of the first connecting rod 5 passes through the first through-hole 2 and is connected with the mechanical arm 20, the below of the internal fixed plate 4 of the shock attenuation barrel 1 is provided with the connecting plate 8, equidistant second damping spring 12 that is provided with between the lower side inner wall of connecting plate 8 and shock attenuation barrel 1, the upper end of the second damping spring 12 is connected with the upper side surface of connecting plate 8, the lower extreme of the second damping spring 12 is connected with between the lower side inner wall of shock attenuation barrel 1, can effectively reduce the impact force of lifting hook 10 when lifting by crane the heavy object, reduce the damage to lifting hook 10, prolong the life of lifting hook 10, the middle part of the bottom surface of connecting plate 8 is fixed with the second connecting rod 9 through the bolt, set up to the integrated structure between second connecting rod 9 and the lifting hook 10, the, further reducing the impact force of the lifting hook 10 when lifting heavy objects, the lower end of the second connecting rod 9 penetrates through the second through hole 3 and is connected with the lifting hook 10, the telescopic devices 13 are arranged between the connecting plate 8 and the fixing plate 4 at equal intervals, the surface of each telescopic device 13 is sleeved with the buffer spring 14, each telescopic device 13 is composed of the outer rod 15 and the inner rod 18, the length sum of the outer rod 15 and the length sum of the inner rod 18 is equal to the height of the shock-absorbing cylinder 1, the pressure of the fixing plate 4 and the connecting plate 8 on the inner walls of the upper side and the lower side of the shock-absorbing cylinder 1 when the lifting hook 10 lifts heavy objects can be effectively reduced, the damage to the shock-absorbing cylinder 1 is reduced, the service life of the shock-absorbing cylinder 1 is prolonged, the upper end of the outer rod 15 is connected with the bottom surface of the fixing plate 4, the lower side surface of the outer rod 15 is provided with the port 16, the limiting ring 17, the upper end welding of interior pole 18 has stopper 19, and the diameter of stopper 19 is greater than the inner ring diameter of spacing ring 17, and spacing ring 17 is spacing stopper 19, avoids interior pole 18 to break away from outer pole 15.
The working principle is as follows: when the utility model is used, the utility model needs to be simply understood, when the lifting hook 10 lifts the heavy object, the self weight of the heavy object drives the lifting hook 10 and the connecting plate 8 to move downwards, the connecting plate 8 extrudes the compression spring 11 and the second damping spring 12, the compression spring 11 and the second damping spring 12 contract, the impact force of the lifting hook 10 during lifting the heavy object is effectively reduced, the damage to the lifting hook 10 is reduced, the service life of the lifting hook 10 is prolonged, the mechanical arm 20 moves upwards to pull the heavy object to move upwards, the fixed plate 4 extrudes the contraction spring 6 and the first damping spring 7 upwards, the contraction spring 6 and the first damping spring 7 contract, the tensile force instantaneously received by the mechanical arm 20 during lifting the heavy object can be effectively buffered, the damage to the mechanical arm 20 is reduced, the service life of the mechanical arm 20 is prolonged, and simultaneously, the buffer spring 14 and the expansion device 13 extend, the pressure of the fixing plate 4 and the connecting plate 8 on the inner walls of the upper side and the lower side of the shock absorption cylinder body 1 when the lifting hook 10 lifts a heavy object can be effectively reduced, the damage to the shock absorption cylinder body 1 is reduced, and the service life of the shock absorption cylinder body 1 is prolonged.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a shock attenuation jack lifting hook, includes shock attenuation barrel (1), its characterized in that: the middle part of the upper side surface of the damping cylinder body (1) is provided with a first through hole (2), the middle part of the lower side surface of the damping cylinder body (1) is provided with a second through hole (3), the inside of the damping cylinder body (1) is provided with a fixed plate (4), the middle part of the upper side surface of the fixed plate (4) is fixed with a first connecting rod (5) through a bolt, the upper end of the first connecting rod (5) penetrates through the first through hole (2) to be connected with a mechanical arm (20), a connecting plate (8) is arranged below the inner fixed plate (4) of the damping cylinder body (1), the middle part of the bottom surface of the connecting plate (8) is fixed with a second connecting rod (9) through a bolt, the lower end of the second connecting rod (9) penetrates through the second through hole (3) to be connected with a lifting hook (10), and telescopic devices (13) are arranged between, and a buffer spring (14) is sleeved on the surface of the telescopic device (13).
2. A shock absorbing lifting hook as claimed in claim 1, wherein: equidistant first damping spring (7) that are provided with between the upside inner wall of fixed plate (4) and shock attenuation barrel (1), the upper end of first damping spring (7) is connected with the upside inner wall of shock attenuation barrel (1), the lower extreme of first damping spring (7) is connected with the upside surface of fixed plate (4).
3. A shock absorbing lifting hook as claimed in claim 1, wherein: and a contraction spring (6) is sleeved on the surface of the first connecting rod (5) positioned in the inner rod body of the damping cylinder body (1).
4. A shock absorbing lifting hook as claimed in claim 1, wherein: the damping cylinder is characterized in that second damping springs (12) are arranged between the connecting plate (8) and the inner wall of the lower side of the damping cylinder body (1) at equal intervals, the upper ends of the second damping springs (12) are connected with the surface of the upper side of the connecting plate (8), and the lower ends of the second damping springs (12) are connected with the inner wall of the lower side of the damping cylinder body (1).
5. A shock absorbing lifting hook as claimed in claim 1, wherein: an integrated structure is arranged between the second connecting rod (9) and the lifting hook (10), and a compression spring (11) is sleeved on the surface, located on the inner rod body of the damping cylinder body (1), of the second connecting rod (9).
6. A shock absorbing lifting hook as claimed in claim 1, wherein: telescoping device (13) comprise outer pole (15) and interior pole (18), and the length of outer pole (15) and interior pole (18) with equal to the height of shock attenuation barrel (1), the upper end of outer pole (15) is connected with the bottom surface of fixed plate (4), the downside surface of outer pole (15) is provided with port (16), the inside welding of port (16) has spacing ring (17), interior pole (18) have been cup jointed to the inside of outer pole (15), the lower extreme of interior pole (18) is worn out port (16) and is connected with the upside surface of connecting plate (8), the upper end welding of interior pole (18) has stopper (19), the diameter of stopper (19) is greater than the inner ring diameter of spacing ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921141819.4U CN210393430U (en) | 2019-07-19 | 2019-07-19 | Shock attenuation lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921141819.4U CN210393430U (en) | 2019-07-19 | 2019-07-19 | Shock attenuation lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210393430U true CN210393430U (en) | 2020-04-24 |
Family
ID=70355500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921141819.4U Expired - Fee Related CN210393430U (en) | 2019-07-19 | 2019-07-19 | Shock attenuation lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210393430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116768033A (en) * | 2023-08-11 | 2023-09-19 | 济宁四通工程机械有限公司 | High-efficiency crane |
-
2019
- 2019-07-19 CN CN201921141819.4U patent/CN210393430U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116768033A (en) * | 2023-08-11 | 2023-09-19 | 济宁四通工程机械有限公司 | High-efficiency crane |
| CN116768033B (en) * | 2023-08-11 | 2023-11-03 | 济宁四通工程机械有限公司 | High-efficiency crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |