CN219259324U - Tail sliding lifting hook - Google Patents

Abstract

The utility model discloses a tail sliding lifting hook, which comprises a lifting hook body, wherein the bottom of the lifting hook body is provided with a bearing part, and the tail sliding lifting hook further comprises: the rotating piece is connected to the bearing part and can rotate along the bearing part, and a clamping groove is formed in the rotating piece and is used for being connected with the hoisted object; the lifting hook body is provided with a limiting part, and the top end of the limiting part exceeds the lowest point of the clamping groove; the clamping groove is internally provided with a base plate and a side plate for adjusting the installation space in the groove. When the lifting device is used for lifting, the rotating piece rotates along with the rotation of the lifting object, and the lifting hook body only needs to keep the lifting state, so that the lifting object is not damaged due to uneven stress of the connecting end of the tail sliding lifting hook and the lifting object when the lifting object is lifted, and the lifting object is effectively protected; in addition, the tail sliding lifting hook is easy to operate during lifting, the workload of the lifting process is reduced, the time consumption of the lifting process is effectively shortened, and the safety of the tail sliding lifting hook is improved.

Description

Tail sliding lifting hook

Technical Field

The utility model relates to a tail sliding lifting hook.

Background

Along with the continuous implementation of new energy targets of carbon peak and carbon neutralization, the demand on wind driven generators is continuously increased, the installed demand on wind driven generators is also continuously increased, and meanwhile, as the power of a single wind driven generator is increased, the tower drum size of the wind driven generator is also pushed to be continuously increased, so that the installed workload is increased, the hoisting time is prolonged, and therefore, the hoisting time of the wind driven generator is urgently required to be shortened. In the transportation process of the wind turbine tower, the tower is transported in a horizontal posture, and when the wind turbine tower is lifted at an installation site, the tower needs to be erected. In the prior art, a tail sliding lifting appliance is adopted to clamp a flange of a tower barrel, bolts are used for fastening, and the other end of the tower barrel is matched with the tail sliding lifting appliance through a top tower lifting appliance, so that the tower barrel is slowly turned over.

In the process, the loading and unloading mode of the tail sliding lifting appliance is complex, and in the process of overturning the tower barrel, the bolt fastening surface at the flange is easy to damage due to the increase of the bending moment, so that the service life of the tail sliding lifting appliance is short; and the operation of the lifting appliance is inconvenient during overturning, the overturning time is long, and the universality of the tail-sliding lifting appliance is not strong.

Disclosure of Invention

The utility model aims to overcome the defects of inconvenient operation, easy damage to the tower, long time consumption and the like when the wind turbine tower is turned over in the prior art.

The utility model solves the technical problems by the following technical scheme:

the utility model provides a swift current tail lifting hook, swift current tail lifting hook includes the lifting hook body, the lifting hook body has the portion of bearing, swift current tail lifting hook still includes:

the rotating piece is connected to the bearing part and can rotate around a horizontal shaft, and a clamping groove is formed in the rotating piece and is used for being connected with a hoisting object;

the lifting hook body is provided with a limiting part, the limiting part is arranged on one side of the bearing part away from the lifting point of the lifting hook body along the horizontal direction, and the top end of the limiting part exceeds the lowest point of the clamping groove;

the base plate is detachably arranged at the bottom of the clamping groove and used for adjusting the size of the inner space of the clamping groove, and the side plate is detachably arranged on the side surface of the clamping groove and used for adjusting the groove width of the clamping groove.

In the scheme, the structure is adopted, after the tail sliding lifting hook is connected with the lifting object, the lifting object is clamped in the clamping groove, so that when the lifting object rotates and adjusts the position, the rotating piece can rotate along with the rotation of the lifting object, the lifting hook body only needs to keep the lifting state, the relative angle of the lifting object relative to the lifting hook body can be adjusted by utilizing the gravity of the lifting object when the lifting object is lifted, the lifting object is not damaged due to uneven stress of the connecting end of the tail sliding lifting hook and the lifting object, the lifting object is effectively protected, meanwhile, the limiting part is arranged to limit the position of the lifting object relative to the lifting hook body, and the situation that the lifting object is separated from the tail sliding lifting hook in the lifting process due to downward notch of the clamping groove is avoided; the connecting space of the clamping groove can be adjusted by adding or reducing the base plate and the side plate according to actual working requirements, so that when the size of a hoisted object is changed, the tail sliding lifting hook can still be normally used, the application range of the tail sliding lifting hook is further enlarged, the base plate and the side plate are convenient to set, and the workload for adjusting the size of the lifting hook is saved; in the installation process and the rotation process of the hoisted objects, the arrangement of the side plates ensures that soft materials are arranged at the connection positions of the hoisted objects and the clamping grooves, so that the hoisted objects are effectively protected. In addition, this swift current tail lifting hook easy operation when hoist and mount does not need the rotation angle of manual regulation lifting hook body, has reduced the work load of hoist and mount process, has effectively shortened the consuming time of hoist and mount process, and stability when the hoist and mount has been guaranteed to spacing portion simultaneously has improved the security of this swift current tail lifting hook.

Preferably, the bearing part is provided with an arc surface, the tail sliding lifting hook comprises a sliding track and at least one limiting piece, the sliding track is arranged on the arc surface of the bearing part, the rotating piece is clamped on the sliding track and can slide along the sliding track, and the limiting piece is arranged on the side surface of the lifting hook body, is positioned on a rotating route of the rotating piece and can be in partial contact with the rotating piece and is used for limiting the rotating angle of the rotating piece.

Preferably, the limiting part comprises a sliding part and a fixing part, the sliding part is connected to the rotating part and can move together with the rotating part, a limiting groove is formed in the sliding part, one end of the fixing part is arranged on the bearing part, and the other end of the fixing part penetrates through the limiting groove and extends out of the limiting groove.

In the scheme, the structure is adopted, so that the rotating piece slides on the lifting hook body along the fixed sliding track, the rotation angle of the rotating piece is limited by the setting of the limiting piece, and the size of the rotatable angle of the rotating piece is adjusted according to actual working conditions and use requirements, so that the rotating piece of the tail sliding lifting hook rotates along with the rotation of the lifting object in the lifting process, the rotation angle of the lifting object is limited, and the safety of the lifting object on the tail sliding lifting hook is ensured; in addition, this simple structure, effective is convenient with hoist and mount article connection to its rotation angle follows the rotation free control of hoist and mount article, has effectively reduced the work load of hoist and mount process, has saved hoist and mount time.

Preferably, the bottom of the rotating member is provided with an arc surface, the bottom of the rotating member is contacted with the bearing part through the arc surface, the clamping groove is formed in one side, deviating from the arc surface, of the rotating member, and the clamping groove is a square groove.

In the scheme, the structure is adopted, the rotating piece rotates around the axis, and the hoisting object is arranged on the rotating piece through the square clamping groove, so that the hoisting object and the rotating piece rotate together around the axis of the rotating piece, the torque in the hoisting process is effectively reduced, the stress at the joint of the tail sliding lifting hook and the hoisting object in the rotating process is reduced, and the hoisting object is protected from being damaged; in addition, the connection of the clamping groove and the hoisted object is convenient, and the hoisting process is simple to operate.

Preferably, the tail sliding lifting hook comprises a connecting column and at least two fixing pins, wherein the connecting column is horizontally arranged at the top of the lifting hook body, two ends of the connecting column are exposed out of the lifting hook body and are used for being connected with hanging strips of lifting equipment, and the fixing pins are respectively arranged at two ends of the connecting column and are used for fixing the hanging strips.

In this scheme, adopt above-mentioned structural style for the suspender is convenient, simple and stable with this swift current tail lifting hook's connection, has effectively improved this swift current tail lifting hook's installation effectiveness, stability and security.

Preferably, the tail sliding lifting hook comprises a placing table, the placing table is arranged at the bottom of the lifting hook body and connected with the lifting hook body, the lower surface of the placing table is a horizontal plane, and the projection of the horizontal plane along the vertical direction covers the lifting hook body in the width direction of the lifting hook body.

In this scheme, adopt above-mentioned structural style for this swift current tail lifting hook is when placing subaerial, keeps fixed erect state and can not topple over, thereby has guaranteed the convenience when this swift current tail lifting hook and hoist and mount article installation, and the rotation position of the manual adjustment rotating member of workman of also being convenient for simultaneously is convenient for this swift current tail lifting hook and directly places subaerial when idle.

Preferably, the tail sliding lifting hook comprises an adjusting handle, a containing piece and an adjusting groove, wherein the containing piece is arranged on the lifting hook body, the adjusting groove is formed in the rotating piece and located on the surface of the rotating piece, which is not in contact with the bearing part, the adjusting handle comprises a containing state and an adjusting state, when the adjusting handle is in the containing state, the adjusting handle is arranged on the containing piece, when the adjusting handle is in the adjusting state, one end of the adjusting handle is clamped in the adjusting groove, and the other end of the adjusting handle is exposed out of the lifting hook body and used for adjusting the rotating angle of the rotating piece, so that the position of the clamping groove is limited.

In this scheme, adopt above-mentioned structural style, the rotation position of rotation piece is convenient for manual adjustment to the convenience is docked with the hoist and mount article, and adjusts simple structure, the compactness of handle, storage piece, conveniently takes and accomodates.

Preferably, the tail sliding lifting hook comprises at least two anti-slip pieces, one end of each anti-slip piece is connected to the lifting hook body, and the other end of each anti-slip piece is exposed out of the lifting hook body and is attached to the rotating piece and used for limiting the transverse movement of the rotating piece in the axial direction.

In this scheme, adopt above-mentioned structural style for rotating member is fixed relatively in the axial, and can rotate wantonly in circumference, thereby guaranteed the stability of rotating member course of operation, and then guaranteed the security of this swift current tail lifting hook in hoist and mount in-process, effectively protected the hoist and mount article.

Preferably, the backing plate is a nylon backing plate, and/or the side plate is a rubber pad.

The utility model has the positive progress effects that:

the arrangement of the tail sliding lifting hook ensures that after the tail sliding lifting hook is connected with a lifting object, the lifting object is clamped in the clamping groove, so that when the lifting object rotates and adjusts the position, the rotating piece can rotate along with the rotation of the lifting object, and the lifting hook body only needs to keep the lifting state, so that when the lifting object is lifted, rotates and adjusts the position, the relative angle of the lifting object relative to the lifting hook body can be adjusted by utilizing the gravity of the lifting object, the damage to the lifting object caused by uneven stress of the connecting end of the tail sliding lifting hook and the lifting object is avoided, the lifting object is effectively protected, and meanwhile, the position of the lifting object relative to the lifting hook body can be limited by the limiting part, and the situation that the lifting object is separated from the tail sliding lifting hook in the lifting process due to downward notch of the clamping groove is avoided; the connecting space of the clamping groove can be adjusted by adding or reducing the base plate and the side plate according to actual working requirements, so that when the size of a hoisted object is changed, the tail sliding lifting hook can still be normally used, the application range of the tail sliding lifting hook is further enlarged, the base plate and the side plate are convenient to set, and the workload for adjusting the size of the lifting hook is saved; in the installation process and the rotation process of the hoisted object, the side plates ensure that soft materials are arranged at the connection positions of the hoisted object and the clamping grooves, so that the hoisted object is effectively protected. In addition, this swift current tail lifting hook easy operation when hoist and mount does not need the rotation angle of manual regulation lifting hook body, has reduced the work load of hoist and mount process, has effectively shortened the consuming time of hoist and mount process, and stability when the hoist and mount has been guaranteed to spacing portion simultaneously has improved the security of this swift current tail lifting hook.

Drawings

Fig. 1 is a schematic structural view of a tail-sliding hook according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of a sliding rail according to an embodiment of the present utility model.

Fig. 3 is a side view of a tail boom in an embodiment of the utility model.

Fig. 4 is a schematic view of an adjusting handle in a storage state according to an embodiment of the utility model.

FIG. 5 is a schematic view illustrating the installation of an adjustment handle according to an embodiment of the present utility model.

Fig. 6 is a schematic view 1 of a tail hook connected to a flange of a tower according to an embodiment of the present utility model.

Fig. 7 is a schematic view 2 of the connection of the tail hook to the flange of the tower in an embodiment of the utility model.

Fig. 8 is a schematic view 1 of a tower rotation process according to an embodiment of the present utility model.

Fig. 9 is a schematic view 2 of a tower rotation process according to an embodiment of the present utility model.

Fig. 10 is a schematic view of the rotation process of the tower according to the embodiment of the present utility model.

Reference numerals illustrate:

tail sliding hook 1

Hook body 2

The bearing part 21

Sliding rail 211

Limit part 22

Connecting column 23

Fixing pin 24

Placement table 25

Anti-slip member 26

Rotating member 3

Clamping groove 31

Backing plate 311

Side plate 312

Stop 32

Sliding portion 321

Fixing portion 322

Adjustment groove 33

Adjusting handle 4

Storage piece 41

Tower 5

Flange 51

Detailed Description

The utility model will be more fully described by way of the following examples in connection with the accompanying drawings, which, however, are not intended to limit the scope of the utility model thereto.

As shown in fig. 1 to 5, the present embodiment discloses a tail sliding hook 1, the tail sliding hook 1 includes a hook body 2, in the present embodiment, the hook body 2 adopts a J-shaped hook, a bearing part 21 is provided on the J-shaped hook body 2, the tail sliding hook 1 further includes a rotating member 3, the rotating member 3 is connected to the bearing part 21 and can rotate around a horizontal axis, specifically, rotates on the bearing part 21 along a horizontal rotation direction a (see fig. 3), and a clamping groove 31 is provided on the rotating member 3, wherein the clamping groove 31 is used for connecting with a hoisted article; the hook body 2 has a stopper 22.

As shown in fig. 3, in the horizontal direction, the limiting portion 22 is disposed on one side of the bearing portion 21 away from the hanging point of the hook body 2, and the top end 22a of the limiting portion 22 exceeds the lowest point 31a of the clamping slot 31, so that the limiting portion 22 can further limit the hanging object clamped in the clamping slot 31, thereby ensuring that the hanging object cannot fall off relative to the tail sliding hook 1 in the hanging process.

As shown in fig. 1, the rotating member 3 is arranged on the lifting hook body 2, and the clamping groove 31 is arranged on the rotating member 3, so that after the tail sliding lifting hook 1 is connected with a lifting object, the lifting object is clamped in the clamping groove 31, when the lifting object rotates and adjusts the position, the rotating member 3 can rotate along with the rotation of the lifting object, and the lifting hook body 2 only needs to keep the lifting state and does not need to rotate, so that the lifting object is not damaged due to uneven stress of the connecting end of the tail sliding lifting hook 1 and the lifting object when the lifting object is lifted, rotated and adjusted, and the lifting object is effectively protected; in addition, this swift current tail lifting hook 1 easy operation when hoist and mount does not need the rotation angle of manual regulation lifting hook body 2, has reduced the work load of hoist and mount process, has effectively shortened the consuming time of hoist and mount process, and the stability when hoist and mount has been guaranteed to spacing portion 22 simultaneously, has improved the security of this swift current tail lifting hook 1.

Specifically, the tail sliding hook 1 includes a pad 311 and a side plate 312, the pad 311 is detachably disposed at the bottom of the clamping groove 31 for adjusting the size of the inner space of the clamping groove 31, and the side plate 312 is detachably disposed on the side surface of the clamping groove 31 for adjusting the groove width of the clamping groove 31.

As shown in fig. 3, a base plate 311 and a side plate 312 are arranged in the clamping groove 31, and in the actual hoisting process, the size of the inner space of the clamping groove 31, namely the groove depth of the clamping groove 31, is adjusted by increasing or decreasing the base plate 311; meanwhile, the groove width of the clamping groove 31 is adjusted by changing the size and the installation number of the side plates 312, so that the clamping groove 31 can be adapted to flanges 51 of various sizes. The connecting space of the clamping groove 31 can be adjusted according to actual working requirements, so that when the size of a hoisted object is changed, the tail sliding lifting hook 1 can still be normally used, the application range of the tail sliding lifting hook 1 is further enlarged, the setting of the base plate 311 and the side plate 312 is convenient, and the workload for adjusting the size of the lifting hook is saved; in addition, in the installation process and the rotation process of the hoisted object, the arrangement of the side plates 312 ensures that the connection part between the hoisted object and the clamping groove 31 is filled with soft materials, thereby effectively protecting the hoisted object.

Specifically, as shown in fig. 2 and 3, the tail sliding hook 1 includes a sliding track 211 and two limiting members 32, which are respectively disposed on the bearing portion 21, the bearing portion 21 is disposed on the hook body 2, one of the bearing portions is located in the hook of the hook body 2 and is an arc surface for mounting the sliding track 211, the other bearing portion is located on the hook side surface of the hook body 2 and is a plane for mounting the limiting members 32, the sliding track 211 is disposed on the arc surface of the bearing portion 21, the rotating member 3 is clamped on the sliding track 211 and can slide along the sliding track 211, and the limiting members 32 are disposed on the hook body 2 side surface, located on the rotating path of the rotating member 3 and can be in partial contact with the rotating member 3 for limiting the rotating angle of the rotating member 3.

Specifically, as shown in fig. 1 and 3, the limiting member 32 includes a sliding portion 321 and a fixing portion 322, the sliding portion 321 is connected to the rotating member 3 and moves together with the rotating member 3, a limiting groove is provided on the sliding portion 321, one end of the fixing portion 322 is provided on the bearing portion 21, and the other end passes through the limiting groove and extends out of the limiting groove.

The rotating member 3 is coupled to the sliding rail 211, and the rotating member 3 is restricted in rotation angle while sliding along the fixed sliding rail 211 on the hook body 2 by the cooperation of the sliding portion 321 and the fixed portion 322. In the embodiment, the rotation angle is 140 degrees, and in other embodiments, the rotatable angle of the rotating member 3 can be adjusted according to actual working conditions and use requirements, so that the rotating member 3 of the tail sliding lifting hook 1 rotates along with the rotation of the lifting object in the lifting process, the rotation angle of the lifting object is limited, and the safety of the lifting object on the tail sliding lifting hook 1 is ensured; in addition, this simple structure, effective is convenient with hoist and mount article connection to its rotation angle follows the rotation free control of hoist and mount article, has effectively reduced the work load of hoist and mount process, has saved hoist and mount time.

Specifically, the bottom of the rotating member 3 has an arc surface, the bottom of the rotating member 3 contacts the bearing portion 21 through the arc surface, and the clamping groove 31 is disposed on a side of the rotating member 3 away from the arc surface, and the clamping groove 31 is a square groove.

As shown in fig. 3, the clamping groove 31 is arranged on the rotating member 3, so that the rotating member 3 rotates around the axis thereof, and the hoisting object is arranged on the rotating member 3 through the square clamping groove 31, so that the hoisting object and the rotating member 3 rotate together around the axis of the rotating member 3, thereby effectively reducing the torque in the hoisting process, reducing the stress at the joint of the tail sliding lifting hook 1 and the hoisting object in the rotating process, and protecting the hoisting object from being damaged; in addition, the connection of the clamping groove 31 and the hoisted object is convenient, and the hoisting process is simple to operate.

Specifically, the tail sliding lifting hook 1 comprises a connecting column 23 and at least two fixing pins 24, wherein the connecting column 23 is horizontally arranged at the top of the lifting hook body 2, two ends of the connecting column 23 are exposed out of the lifting hook body 2 and are used for being connected with hanging strips of lifting equipment, and the fixing pins 24 are respectively arranged at two ends of the connecting column 23 and are used for fixing the hanging strips.

As shown in figure 1, through setting up spliced pole 23 and suspender pin, twine the suspender on spliced pole 23 to use the hookup location of suspender pin fixed suspender, make suspender and this swift current tail lifting hook 1's connection convenient, simple and stable, effectively improved this swift current tail lifting hook 1's installation effectiveness, stability and security.

Specifically, the tail sliding lifting hook 1 comprises a placing table 25, wherein the placing table 25 is arranged at the bottom of the lifting hook body 2 and is connected to the lifting hook body 2, the lower surface of the placing table 25 is a horizontal plane, and the projection of the horizontal plane along the vertical direction covers the lifting hook body 2 in the width direction of the lifting hook body 2.

As shown in fig. 1, the bottom of the hook body 2 is provided with a placement table 25, so that the tail sliding hook 1 is kept in a fixed and upright state and does not fall down when placed on the ground, thereby ensuring the convenience of the tail sliding hook 1 and the installation of the hoisted object, and simultaneously being convenient for a worker to manually adjust the rotation position of the rotating member 3, and being convenient for the tail sliding hook 1 to be directly placed on the ground when in idle.

Specifically, as shown in fig. 4 and 5, the tail hook 1 includes an adjustment handle 4, a storage member 41 and an adjustment groove 33, the storage member 41 is provided on the hook body 2, the adjustment groove 33 is provided on the rotating member 3 and is located on a surface of the rotating member 3 which is not in contact with the bearing portion 21, the adjustment handle 4 includes a storage state and an adjustment state, when the adjustment handle 4 is in the storage state, the adjustment handle 4 is mounted to the storage member 41, when the adjustment handle 4 is in the adjustment state, one end of the adjustment handle 4 is stuck to the adjustment groove 33, and the other end is exposed to the hook body 2 for adjusting a rotation angle of the rotating member 3, thereby restricting a position of the stuck groove.

Before the tail sliding hook 1 is lifted, as shown in fig. 5, the rotating member 3 needs to be adjusted to a proper position, so that the tower 5 is lifted conveniently, particularly as shown in fig. 5B, a worker inserts one end of the adjusting handle 4 into the adjusting groove 33 formed in the rotating member 3, and dials the adjusting handle 4 back and forth to adjust the position of the rotating member 3, so that the rotating member 3 is conveniently docked with a lifted object, and the adjusting handle 4 and the accommodating member 41 are simple and compact in structure, and convenient to take and accommodate.

Specifically, as shown in fig. 1 and 2, the tail hook 1 includes at least two anti-slip members 26, one end of each anti-slip member 26 is connected to the hook body 2, and the other end of each anti-slip member 26 is exposed from the hook body 2 and is attached to the rotating member 3, so as to limit the transverse movement of the rotating member 3 in the axial direction.

Through setting up antiskid piece 26 for rotating member 3 is fixed relatively in the axial, and can rotate wantonly in the circumference, thereby guaranteed the stability of rotating member 3 course of working, and then guaranteed the security of this swift current tail lifting hook 1 in the hoist and mount in-process, effectively protected the hoist and mount article.

Specifically, the pad 311 is a nylon pad 311, and the side plate 312 is a rubber pad.

As shown in fig. 6 to 10, this embodiment also describes a process of hoisting the tower 5 of the wind driven generator by the tail sliding hook 1, in the transportation process of the tower 5, the axis of the tower 5 is placed along the horizontal direction, and when the tail sliding hook 1 needs to be connected with the tower 5 in the field for installation, as shown in fig. 6 and 7, schematic diagrams of connection of the tail sliding hook 1 with the flange 51 of the tower 5 are shown. The worker firstly adopts the adjusting handle 4 to adjust the rotating piece 3 to an angle convenient for connecting with the flange 51, and adjusts the number of the base plates 311 and the side plates 312 in the clamping groove 31 to enable the connecting space of the clamping groove 31 to be matched with the specification of the flange 51; then the clamping groove 31 of the tail sliding lifting hook 1 is matched and connected with the flange 51 of the tower 5, and then the tail sliding lifting hook is lifted. As shown in fig. 8 to 10, which illustrate the process of hoisting and rotating the tower 5, it can be seen that one end of the tower 5 is connected with the tail hook 1, and the other end is connected with a fixed hoisting device, wherein C represents the rotation direction of the tower 5; through the pull-up of the lifting equipment of fixed connection, the end that the tower section of thick bamboo 5 is connected with the lifting equipment is pulled up to form the rotation, the rotating member 3 of swift current tail lifting hook 1 rotates along with the rotation of tower section of thick bamboo 5 correspondingly, and lifting hook body 2 then remains vertical state all the time, until the axis of tower section of thick bamboo 5 rotates to vertical state, and then installs.

In the hoisting and rotating process of the tower 5, the manual intervention on the work of the tail sliding lifting hook 1 is completely not needed, the installation process is simple and convenient, only the rotating piece 3 rotates along with the tower 5 during rotation, and the lifting hook body 2 keeps a vertical state, so that the torque suffered by the tail sliding lifting hook 1 is effectively reduced, the stability and the safety of the tower 5 and the tail sliding lifting hook 1 are ensured, the joint of the tower 5 is protected from being damaged, and the hoisting efficiency of the tower 5 is effectively improved.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims (10)

1. The utility model provides a swift current tail lifting hook, swift current tail lifting hook includes the lifting hook body, its characterized in that, the lifting hook body has the carrier part, swift current tail lifting hook still includes:

the rotating piece is connected to the bearing part and can rotate around a horizontal shaft, and a clamping groove is formed in the rotating piece and is used for being connected with a hoisting object;

the lifting hook body is provided with a limiting part, the limiting part is arranged on one side of the bearing part away from the lifting point of the lifting hook body along the horizontal direction, and the top end of the limiting part exceeds the lowest point of the clamping groove;

the base plate is detachably arranged at the bottom of the clamping groove and used for adjusting the size of the inner space of the clamping groove, and the side plate is detachably arranged on the side surface of the clamping groove and used for adjusting the groove width of the clamping groove.

2. The tail sliding hook as claimed in claim 1, wherein the carrying portion has an arcuate surface, the tail sliding hook includes a slide rail provided on the arcuate surface of the carrying portion, and at least one stopper provided on a side of the hook body on a rotation path of the rotator and capable of contacting the rotator portion to limit a rotation angle of the rotator.

3. The tail boom of claim 2, wherein the retainer comprises a sliding portion and a fixed portion, the sliding portion is connected to the rotating member and is capable of moving together with the rotating member, a retaining groove is formed in the sliding portion, one end of the fixed portion is disposed on the bearing portion, and the other end of the fixed portion penetrates through the retaining groove and extends out of the retaining groove.

4. The tail sliding lifting hook according to claim 1, wherein the bottom of the rotating member is provided with an arc surface, the bottom of the rotating member is contacted with the bearing part through the arc surface, the clamping groove is arranged on one side of the rotating member, which is away from the arc surface, and the clamping groove is a square groove.

5. The tail sliding lifting hook according to claim 1, wherein the tail sliding lifting hook comprises a connecting column and at least two fixing pins, the connecting column is horizontally arranged at the top of the lifting hook body, two ends of the connecting column are exposed out of the lifting hook body and are used for being connected with hanging strips of lifting equipment, and the fixing pins are respectively arranged at two ends of the connecting column and are used for fixing the hanging strips.

6. The tail sliding lifting hook according to claim 1, wherein the tail sliding lifting hook comprises a placing table, the placing table is arranged at the bottom of the lifting hook body and is connected to the lifting hook body, the lower surface of the placing table is a horizontal plane, and the projection of the horizontal plane along the vertical direction covers the lifting hook body in the width direction of the lifting hook body.

7. The tail sliding hook as set forth in claim 1, wherein the tail sliding hook includes an adjusting handle, a receiving member and an adjusting groove, the receiving member is provided on the hook body, the adjusting groove is provided on the rotating member and is located on a surface of the rotating member which is not in contact with the bearing portion, the adjusting handle includes a receiving state and an adjusting state, when the adjusting handle is in the receiving state, the adjusting handle is mounted to the receiving member, when the adjusting handle is in the adjusting state, one end of the adjusting handle is caught in the adjusting groove, and the other end is exposed to the hook body for adjusting a rotation angle of the rotating member, thereby restricting a position of the catching groove.

8. The tail boom of claim 1, wherein the tail boom includes at least two anti-slip members, one end of each anti-slip member being connected to the boom body and the other end of each anti-slip member being exposed from the boom body and attached to the rotating member for limiting lateral movement of the rotating member in an axial direction.

9. The tail boom of claim 1, wherein the backer plate comprises a nylon backer plate.

10. The tail boom of claim 1, wherein the side panels comprise rubber pads.

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