CN115535837A - But centrobaric frock of lifting by crane of automatically regulated - Google Patents
But centrobaric frock of lifting by crane of automatically regulated Download PDFInfo
- Publication number
- CN115535837A CN115535837A CN202211014216.4A CN202211014216A CN115535837A CN 115535837 A CN115535837 A CN 115535837A CN 202211014216 A CN202211014216 A CN 202211014216A CN 115535837 A CN115535837 A CN 115535837A
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- body structure
- main body
- transverse
- adjusting
- adjusting mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
- B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a hoisting tool capable of automatically adjusting the gravity center, which comprises: a body structure; the transverse adjusting mechanism is arranged on the upper end surface of the main body structure; the lower end of the connecting rod is hinged to the transverse adjusting mechanism, the upper end of the connecting rod is used for being connected to a lifting rope of a crane, and the connecting rod can be driven by the transverse adjusting mechanism to move transversely and relatively along the main structure; the longitudinal adjusting mechanism is arranged on the transverse adjusting mechanism and is driven by the transverse adjusting mechanism to realize transverse movement; the longitudinal adjusting mechanism comprises a traction piece and a driving assembly, the traction piece is connected with the connecting rod and the driving assembly, and the driving assembly can drive the traction piece to pull the connecting rod to move towards the longitudinal relative rotation of the main body structure; and the horizontal sensing assembly is arranged on the main body structure and used for detecting the levelness of the main body structure.
Description
Technical Field
The invention belongs to the technical field of lifting appliances, and particularly relates to a lifting tool capable of automatically adjusting the gravity center.
Background
The heliostat body is large in size and needs to be installed on a customized hoisting tool for storage and transportation, the gravity center of the hoisting tool filled with the heliostat is difficult to keep consistent with the hoisting position of a crane, and the tool is inclined due to uneven stress in the hoisting process. The lifting height needs to be increased when the lifting tool is inclined, so that the working efficiency is low, and potential safety hazards such as collision injury of workers, collision damage of glass, deformation and fracture of the tool and the like can be caused.
The invention patent with the application number of 201110026278.2 provides a self-aligning lifting appliance, the self-aligning lifting appliance has the function of automatically adjusting the center of gravity, but tension sensors are required to be mounted on 4 stress ropes, the center of gravity position is adjusted through feedback signals of the sensors, the self-aligning lifting appliance is complex in structure, and the self-aligning lifting appliance is poor in reliability when being applied to outdoor transportation of large-size and heavy articles.
Disclosure of Invention
Aiming at the problems in the background art, the invention aims to provide a hoisting tool capable of automatically adjusting the gravity center, which comprises:
a main body structure;
the transverse adjusting mechanism is arranged on the upper end surface of the main body structure;
the lower end of the connecting rod is hinged to the transverse adjusting mechanism, the upper end of the connecting rod is used for being connected to a lifting rope of a crane, and the connecting rod can be driven by the transverse adjusting mechanism to transversely and relatively move along the main body structure;
the longitudinal adjusting mechanism is arranged on the transverse adjusting mechanism and is driven by the transverse adjusting mechanism to realize transverse movement; the longitudinal adjusting mechanism comprises a traction piece and a driving assembly, the traction piece is connected with the connecting rod and the driving assembly, and the driving assembly can drive the traction piece to pull the connecting rod to relatively rotate towards the longitudinal direction of the main body structure;
and the horizontal sensing assembly is arranged on the main body structure and used for detecting the levelness of the main body structure.
Preferably, the main body structure comprises a frame and four suspension rods, the upper ends of the four suspension rods are respectively arranged on four corners of the frame, and the lower ends of the suspension rods are used for hoisting workpieces to be transferred.
Preferably, the boom comprises:
the fixing piece is fixedly arranged on the frame, and a plurality of adjusting screw holes are formed in the upper end face of the fixing piece;
the locking shaft vertically penetrates through the fixing piece, the upper end of the locking shaft extends out of the upper part of the fixing piece and is provided with a fixing head, and the fixing head is provided with an adjusting through hole corresponding to the adjusting screw hole;
the adjusting bolt penetrates through the adjusting through hole and is in threaded connection with the adjusting screw hole;
the upper end of the first rod group is hinged to the lower end of the adjusting bolt;
the upper end of the hinge piece is hinged to the lower end of the first rod group;
the upper end of the second rod group is hinged to the lower end of the hinged piece;
and the lifting hook is arranged at the lower end of the second rod group.
Preferably, the traction piece comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket and the driven sprocket are respectively arranged at the two longitudinal ends of the transverse adjusting mechanism and are positioned at the two sides of the connecting rod, the chain is wound on the driving sprocket and the driven sprocket, and the two ends of the chain are fixedly connected with the upper end of the connecting rod, and the driving component is connected with the driving sprocket.
Preferably, the driving component is a first motor.
Preferably, the lateral adjustment mechanism includes:
the transverse rod is arranged on the main body structure, and the connecting rod and the longitudinal adjusting mechanism are both arranged on the transverse rod;
the screw rod driving mechanism is arranged on the main body structure, connected with the cross rod and used for driving the cross rod to transversely move;
two sliding fixing pieces are fixedly arranged on the main body structure and are respectively opposite to the two end faces of the cross rod, the sliding fixing pieces are provided with extension arms extending to the upper portions of the end portions of the cross rod, a plurality of rollers are arranged on the lower end faces of the extension arms, and the two end portions of the cross rod are connected with the extension arms in a sliding mode through the rollers when the cross rod is hoisted.
Preferably, the screw driving mechanism includes:
the lead screw penetrates through the main body structure transversely and is in threaded connection with the cross rod, and two ends of the lead screw are rotationally connected with the main body structure;
and the second motor is connected with the lead screw and drives the lead screw to rotate.
Preferably, the locking device comprises a transverse locking device arranged at the end of the cross bar, and the transverse locking device comprises:
the adapter is fixedly arranged on the side surface of the end part of the cross rod;
the third motor is arranged on the adapter;
a T-shaped groove provided in the main body structure and opened in a transverse direction thereof, the T-shaped groove being located on an end portion side of the cross bar and opposing the third motor;
the upper end of the locking bolt is coaxially and fixedly connected with an output shaft of the third motor;
and the T-shaped nut is arranged in the T-shaped groove, the shape of the T-shaped nut is matched with that of the T-shaped groove, and the T-shaped nut is in threaded connection with the lower end of the locking bolt.
Preferably, the horizontal sensing assembly includes two pendulum mechanisms disposed respectively in the lateral and longitudinal directions of the main body structure, the pendulum mechanisms including:
the base is fixedly arranged on the main body structure;
the upper end of the pendulum is hinged with the base;
the two side arms are respectively arranged on two sides of the base;
and the two proximity sensors are respectively arranged on the two side arms and are respectively opposite to the two sides of the pendulum bob.
Preferably, the pendulum mechanism is provided with a pendulum locking assembly, the pendulum locking assembly comprises two locking cylinders respectively arranged on the two side arms, and telescopic rods of the two locking cylinders are respectively opposite to two sides of the pendulum.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
1. when the crane lifts the connecting rod, the transverse adjusting mechanism and the main body structure through the lifting rope, the transverse adjusting mechanism and the longitudinal adjusting mechanism drive the main body structure to be transversely and longitudinally aligned, the horizontal sensing assembly detects the levelness of the main body structure in real time to control the actions of the transverse adjusting mechanism and the longitudinal adjusting mechanism, the automatic alignment of the main body structure is realized, the workpiece can be kept horizontal when being lifted, and the stable transportation is realized.
2. The invention is provided with a transverse locking device which can lock the cross rod after the cross rod moves in place to prevent the cross rod from shaking.
3. The pendulum bob locking assembly is arranged, so that the pendulum bob can be locked after being horizontally adjusted in place, and the influence of shaking on the overall stability is prevented.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic view of the present invention during workpiece hoisting;
FIG. 2 is a schematic view of the present invention when the workpiece is not hoisted;
FIG. 3 is a partial enlarged view of the first embodiment of the present invention;
FIG. 4 is a second enlarged view of a portion of the present invention;
FIG. 5 is a third enlarged view of the present invention;
FIG. 6 is a schematic view of a horizontal sensing assembly of the present invention;
fig. 7 is a schematic view of a boom of the present invention.
Description of the reference numerals:
1: a frame; 2: a boom; 3: transferring a tool; 4: a heliostat; 5: a connecting rod; 6: a fixing member; 7: a locking shaft; 8: a fixed head; 9: adjusting the bolt; 10: a first lever group; 11: an articulation member; 12: a second set of rods; 13: a hook; 14: a drive sprocket; 15: a driven sprocket; 16: a chain; 17: a cross bar; 18: a lead screw; 19: a slide fastener; 20: a roller; 21: an extension arm; 22: an adapter; 23: a third motor; 24: a limiting slide rail; 25: a base; 26: a pendulum bob; 27: a side arm; 28: a proximity sensor; 29: and locking the air cylinder.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise ratio for the purpose of facilitating and distinctly aiding in the description of the embodiments of the invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Referring to fig. 1 to 7, the core of the invention is to provide a lifting tool capable of automatically adjusting the center of gravity, which comprises a main body structure, a transverse adjusting mechanism, a connecting rod 5, a longitudinal adjusting mechanism and a horizontal sensing assembly.
The major structure includes frame 1 and four jib 2, and on four angles of frame 1 were located respectively to four 2 upper ends of jib, the lower extreme of jib 2 was used for the hoist and mount to wait to shift the work piece, waits to shift the work piece in this embodiment and locates to transport on frock 3, and the lower extreme of jib 2 catches on transports frock 3 and realizes the hoist and mount. Specifically, the boom 2 includes a fixing member 6, a locking shaft 7, an adjusting bolt 9, a first bar group 10, a hinge 11, a second bar group 12, and a hook 13.
The fixing piece 6 is fixedly arranged on the frame 1, and a plurality of adjusting screw holes are formed in the upper end face of the fixing piece 6. The fixing piece 6 is vertically worn to locate by the locking shaft 7, the upper end of the locking shaft 7 stretches out of the upper portion of the fixing piece 6 and is provided with a fixing head 8, and the locking shaft 7 is vertically fixed on the fixing piece 6 through the fixing head 8. The fixing head 8 is provided with adjustment through holes corresponding to the adjustment screw holes, i.e. by rotating the locking shaft 7 and the fixing head 8, the adjustment through holes can be aligned to different adjustment screw holes. The adjusting bolt 9 penetrates through the adjusting through hole and is in threaded connection with the adjusting screw hole. Different adjusting screw holes are aligned through the adjusting through holes, so that the adjusting bolts 9 are fixed in the different adjusting screw holes, and circumferential position adjustment of the locking shaft 7 is achieved.
The upper end of the first rod group 10 is hinged with the lower end of the adjusting bolt 9, the upper end of the hinged piece 11 is hinged with the lower end of the first rod group 10, the upper end of the second rod group 12 is hinged with the lower end of the hinged piece 11, and the hook 13 is arranged at the lower end of the second rod group 12. Both the first rod set 10 and the second rod set 12 are two-rod mechanisms.
The transverse adjusting mechanism is arranged on the upper end surface of the frame 1. The lower end of the connecting rod 5 is hinged to the transverse adjusting mechanism, the upper end of the connecting rod is used for being connected to a lifting rope of the crane, and the connecting rod 5 can be driven by the transverse adjusting mechanism to transversely move relative to the main body structure. The longitudinal adjusting mechanism is also arranged on the transverse adjusting mechanism, and the longitudinal adjusting mechanism is driven by the transverse adjusting mechanism to realize transverse movement.
The lateral adjustment mechanism comprises a cross bar 17, a lead screw drive mechanism and two slide mountings 19. The cross rod 17 is arranged on the frame 1, the connecting rod 5 is hinged to the cross rod 17, and the longitudinal adjusting mechanism is fixedly arranged on the cross rod 17.
The screw rod driving mechanism is arranged on the main body structure, is connected with the cross rod 17 and is used for driving the cross rod 17 to transversely move;
two slide fixing pieces 19 are fixedly arranged on the main body structure and are respectively opposite to two end faces of the cross rod 17, the slide fixing pieces 19 are provided with extension arms 21 extending to the upper portions of the end portions of the cross rod 17, a plurality of rollers 20 are arranged on the lower end faces of the extension arms 21, the two end portions of the cross rod 17 are connected with the extension arms 21 in a sliding mode through the rollers 20 when the cross rod 17 is hoisted, and the cross rod 17 is supported through the extension arms 21.
The lead screw drive mechanism includes a lead screw 18 and a second motor. The lead screw 18 transversely penetrates through the main body structure and is in threaded connection with the cross rod 17, and two ends of the lead screw 18 are rotatably connected with the main body structure. A second motor is connected to and drives the lead screw 18 in rotation. In the present embodiment, two lead screw 18 drive mechanisms are provided in common.
The position of the adjusting link 5 on the frame 1 is achieved by traversing the cross bar 17 to achieve adjustment of the center of gravity of the frame 1.
The locking device further comprises transverse locking devices which are arranged at the end parts of the cross rods 17, the number of the transverse locking devices is four in the embodiment, and two sides of two ends of each cross rod 17 are respectively provided with one. The transverse locking device comprises an adapter 22, a third motor 23, a T-shaped groove, a locking bolt and a T-shaped nut. The adaptor 22 is fixedly arranged on the side surface of the end part of the cross rod 17, and the third motor 23 is arranged on the adaptor 22. T-shaped grooves are provided on both side bars of the frame 1 and opened in the lateral direction thereof, and the T-shaped grooves are located on the end portion side of the cross bar 17 and opposed to the third motor 23. The upper end of the locking bolt is coaxially and fixedly connected with the output shaft of the third motor 23, the T-shaped nut is arranged in the T-shaped groove and is matched with the T-shaped groove in shape, and the T-shaped nut is in threaded connection with the lower end of the locking bolt. The third motor 23 drives the locking bolt to rotate clockwise, the locking bolt drives the T-shaped nut to move upwards, and finally the T-shaped nut is clamped in the notch of the T-shaped groove, so that the cross rod 17 is locked on the frame 1.
A limiting slide rail 24 is arranged at a position, corresponding to each adapter piece 22, on the frame 1, the adapter pieces 22 are arranged on the limiting slide rails 24, and a limiting bulge is arranged at one end, far away from the adapter pieces 22, of each limiting slide rail 24 so as to limit the positions of the adapter pieces 22 and the cross rod 17 when the adapter pieces move transversely.
The longitudinal adjusting mechanism comprises a traction piece and a driving assembly, the traction piece is connected with the connecting rod 5 and the driving assembly, and the driving assembly can drive the traction piece to pull the connecting rod 5 to relatively rotate towards the longitudinal direction of the frame 1 so as to change the longitudinal gravity center of the frame 1.
Specifically, the traction member includes a driving sprocket 14, a driven sprocket 15 and a chain 16, the driving sprocket 14 and the driven sprocket 15 are respectively arranged at two longitudinal ends of the cross bar 17 and located at two sides of the connecting rod 5, the chain 16 is wound on the driving sprocket 14 and the driven sprocket 15, two ends of the chain are fixedly connected to the upper end of the connecting rod 5, and the driving component is connected with the driving sprocket 14. In this embodiment, the driving component is a first motor. The first motor drives the chain 16 to drive the connecting rod 5 to incline so as to achieve the purpose of adjusting the longitudinal gravity center.
The level sensing assembly is arranged on the main body structure and used for detecting the levelness of the frame 1. The horizontal sensing assembly comprises two pendulum 26 mechanisms, which are respectively arranged along the transverse direction and the longitudinal direction of the frame 1 and are respectively used for detecting the transverse direction and the longitudinal direction of the frame 1, and are particularly positioned at the middle position of the longitudinal end part and the middle position of the transverse end part of the frame 1. Specifically, the pendulum mechanism includes a base 25, a pendulum 26, two side arms 27, and two proximity sensors 28.
The base 25 is fixedly arranged on the main body structure, the upper end of the pendulum bob 26 is hinged with the base 25 through a rotating shaft, the two side arms 27 are respectively arranged on two sides of the base 25, and the two proximity sensors 28 are respectively arranged on the two side arms 27 and are respectively opposite to two sides of the pendulum bob 26. Detecting the perpendicularity of the pendulum 26, and further detecting the levelness of the frame 1, is achieved by two proximity sensors 28 detecting the distance to both sides of the pendulum 26.
Specifically, since the pendulum 26 is always vertical by gravity, when the frame 1 is tilted, the distance between the two proximity sensors 28 and both sides of the pendulum 26 is changed, and when the distance is small to a certain extent, the proximity sensors 28 feed back signals to the first motor and the second motor, so that they drive the crossbar 17 and the link 5 to perform the center-of-gravity adjustment in the lateral and longitudinal directions. Two proximity sensors 28 of the pendulum mechanism located in the transverse direction of the frame 1 feed back signals of the forward rotation and the reverse rotation of the second motor, respectively, and two proximity sensors 28 of the pendulum mechanism located in the longitudinal direction of the frame 1 feed back signals of the forward rotation and the reverse rotation of the first motor, respectively.
Preferably, the pendulum mechanism is further provided with a pendulum locking assembly, the pendulum locking assembly comprises two locking cylinders 29 respectively arranged on the two side arms 27, and telescopic rods of the two locking cylinders 29 respectively opposite to the two sides of the pendulum 26 extend out to abut against the pendulum 26 through the telescopic rods so as to lock the pendulum. The pendulum 26 is prevented from shaking after the level adjustment is in place to affect the overall stability.
The working process of the present invention is further explained as follows:
firstly, a connecting rod 5, a cross rod 17 and a frame 1 are hoisted to a certain height by a crane or a travelling crane through a hoisting rope, and then lifting hooks 13 at the lower ends of four hoisting rods 2 are hung on a hoisting ring of a transfer tool 3 storing a workpiece, wherein the workpiece is a heliostat 4 in the embodiment.
The circumferential direction of the suspender 2 is adjusted through the locking shaft 7, and the suspender is locked through the adjusting bolt 9 after being adjusted to the place, so that the heliostat 4 is prevented from being collided by the rotation of the suspender 2, and the articulated piece 11 on the suspender 2 is convenient for the operation flexibility of the lifting hook 13.
Then the loop wheel machine promotes frame 1 and transports frock 3 again, if transport 3 focus positions of frock and frame 1 focus position inconsistent this moment appears, frame 1 and transport frock 3 can appear inclining, and then is sensed by pendulum mechanism, and pendulum mechanism feeds back to horizontal adjustment mechanism and vertical adjustment mechanism, makes both adjust horizontal and fore-and-aft focus, until frame 1 and transport 3 levels of frock.
After the center of gravity is adjusted into position, the lateral locking device and pendulum locking assembly lock the cross bar 17 and pendulum 26, respectively.
According to the invention, due to the arrangement of the pendulum bob 26 mechanism, a certain included angle is formed between the pendulum bob 26 and the frame 1 when the frame 1 tilts due to the fact that the pendulum bob 26 is driven by gravity and is always vertical, the pendulum bob 26 is close to the proximity sensor 28 and is fed back to the first motor and the second motor through the control system to drive the transverse adjusting mechanism and the longitudinal adjusting mechanism to complete horizontal adjustment, and the effect of stabilizing the gravity center of the hoisting tool and the transferring tool 3 capable of automatically adjusting the gravity center is achieved. A triangular stable structure is formed by the chain 16 and the connecting rod 5, the chain 16 is driven to move within a certain range by the rotation of the driving chain wheel 14 on the chain 16, one side of the chain 16 is lengthened while the other side is shortened, and therefore the middle connecting rod 5 is driven to incline, and the effect of automatically adjusting the longitudinal center of gravity is achieved.
The invention ensures the stability and the levelness of the heliostat in the transferring process, and is suitable for hoisting and carrying objects with large volume, heavy weight and unstable gravity center in a workshop and outdoors.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. Even if various changes are made to the present invention, they are still within the scope of the present invention provided that they fall within the scope of the claims of the present invention and their equivalents.
Claims (10)
1. The utility model provides a but frock of lifting by crane of automatically regulated focus which characterized in that includes:
a body structure;
the transverse adjusting mechanism is arranged on the upper end surface of the main body structure;
the lower end of the connecting rod is hinged to the transverse adjusting mechanism, the upper end of the connecting rod is used for being connected to a lifting rope of a crane, and the connecting rod can be driven by the transverse adjusting mechanism to move transversely and relatively along the main structure;
the longitudinal adjusting mechanism is arranged on the transverse adjusting mechanism and is driven by the transverse adjusting mechanism to realize transverse movement; the longitudinal adjusting mechanism comprises a traction piece and a driving assembly, the traction piece is connected with the connecting rod and the driving assembly, and the driving assembly can drive the traction piece to pull the connecting rod to relatively rotate towards the longitudinal direction of the main body structure;
and the horizontal sensing assembly is arranged on the main body structure and used for detecting the levelness of the main body structure.
2. The lifting tool capable of automatically adjusting the gravity center according to claim 1, wherein the main structure comprises a frame and four suspension rods, the upper ends of the four suspension rods are respectively arranged at four corners of the frame, and the lower ends of the suspension rods are used for lifting a workpiece to be transferred.
3. The lifting tool capable of automatically adjusting the center of gravity of claim 2, wherein the boom comprises:
the fixing piece is fixedly arranged on the frame, and a plurality of adjusting screw holes are formed in the upper end face of the fixing piece;
the locking shaft vertically penetrates through the fixing piece, the upper end of the locking shaft extends out of the upper part of the fixing piece and is provided with a fixing head, and the fixing head is provided with an adjusting through hole corresponding to the adjusting screw hole;
the adjusting bolt penetrates through the adjusting through hole and is in threaded connection with the adjusting screw hole;
the upper end of the first rod group is hinged to the lower end of the adjusting bolt;
the upper end of the hinge piece is hinged to the lower end of the first rod group;
the upper end of the second rod group is hinged to the lower end of the hinged piece;
and the lifting hook is arranged at the lower end of the second rod group.
4. The hoisting tool capable of automatically adjusting the gravity center according to claim 1, wherein the traction member comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket and the driven sprocket are respectively arranged at two longitudinal ends of the transverse adjusting mechanism and located at two sides of the connecting rod, the chain is wound around the driving sprocket and the driven sprocket, two ends of the chain are fixedly connected to the upper end of the connecting rod, and the driving assembly is connected with the driving sprocket.
5. The lifting tool capable of automatically adjusting the center of gravity of claim 1, wherein the driving assembly is a first motor.
6. The lifting tool capable of automatically adjusting the center of gravity of claim 1, wherein the lateral adjusting mechanism comprises:
the transverse rod is arranged on the main body structure, and the connecting rod and the longitudinal adjusting mechanism are both arranged on the transverse rod;
the screw rod driving mechanism is arranged on the main body structure, connected with the cross rod and used for driving the cross rod to transversely move;
two sliding fixing pieces are fixedly arranged on the main body structure and are respectively opposite to the two end faces of the cross rod, the sliding fixing pieces are provided with extension arms extending to the upper portions of the end portions of the cross rod, a plurality of rollers are arranged on the lower end faces of the extension arms, and the two end portions of the cross rod are connected with the extension arms in a sliding mode through the rollers when the cross rod is hoisted.
7. The hoisting tool capable of automatically adjusting the center of gravity of claim 6, wherein the lead screw driving mechanism comprises:
the lead screw penetrates through the main body structure transversely and is in threaded connection with the cross rod, and two ends of the lead screw are rotationally connected with the main body structure;
and the second motor is connected with the lead screw and drives the lead screw to rotate.
8. The lifting tool capable of automatically adjusting the gravity center according to claim 6, comprising a transverse locking device arranged at an end of the cross rod, wherein the transverse locking device comprises:
the adapter is fixedly arranged on the side surface of the end part of the cross rod;
the third motor is arranged on the adapter;
the T-shaped groove is arranged on the main body structure and is formed in the transverse direction of the main body structure, and the T-shaped groove is located on the end portion side of the cross bar and is opposite to the third motor;
the upper end of the locking bolt is coaxially and fixedly connected with an output shaft of the third motor;
and the T-shaped nut is arranged in the T-shaped groove, the shape of the T-shaped nut is matched with that of the T-shaped groove, and the T-shaped nut is in threaded connection with the lower end of the locking bolt.
9. The automatically adjustable center of gravity lifting tool according to claim 1, wherein the horizontal sensing assembly includes two pendulum mechanisms disposed along the lateral and longitudinal directions of the main body structure, respectively, the pendulum mechanisms including:
the base is fixedly arranged on the main body structure;
the upper end of the pendulum is hinged with the base;
the two side arms are respectively arranged on two sides of the base;
and the two proximity sensors are respectively arranged on the two side arms and are respectively opposite to the two sides of the pendulum bob.
10. The lifting tool capable of automatically adjusting the gravity center according to claim 9, wherein the pendulum mechanism is provided with a pendulum locking assembly, the pendulum locking assembly comprises two locking cylinders respectively arranged on the two side arms, and telescopic rods of the two locking cylinders are respectively opposite to two sides of the pendulum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211014216.4A CN115535837A (en) | 2022-08-23 | 2022-08-23 | But centrobaric frock of lifting by crane of automatically regulated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211014216.4A CN115535837A (en) | 2022-08-23 | 2022-08-23 | But centrobaric frock of lifting by crane of automatically regulated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115535837A true CN115535837A (en) | 2022-12-30 |
Family
ID=84725977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211014216.4A Pending CN115535837A (en) | 2022-08-23 | 2022-08-23 | But centrobaric frock of lifting by crane of automatically regulated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115535837A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117985582A (en) * | 2024-04-03 | 2024-05-07 | 河南省盛华重型起重机有限公司 | Lifting appliance for hydraulic loop geological drilling |
-
2022
- 2022-08-23 CN CN202211014216.4A patent/CN115535837A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117985582A (en) * | 2024-04-03 | 2024-05-07 | 河南省盛华重型起重机有限公司 | Lifting appliance for hydraulic loop geological drilling |
| CN117985582B (en) * | 2024-04-03 | 2024-06-04 | 河南省盛华重型起重机有限公司 | Lifting appliance for hydraulic loop geological drilling |
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