CN210236861U

CN210236861U - Tail sliding clamp

Info

Publication number: CN210236861U
Application number: CN201920993298.9U
Authority: CN
Inventors: Yunchao Chen; 陈云超
Original assignee: YANGZHOU SHENLI LIFTING TOOLS MANUFACTURING CO LTD
Current assignee: YANGZHOU SHENLI LIFTING TOOLS MANUFACTURING CO LTD
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-04-03
Anticipated expiration: 2029-06-28

Abstract

The utility model provides a tail sliding clamp in the technical field of lifting appliances, which comprises a crossbeam, wherein the crossbeam is rotatably connected with two clamping arms extending downwards, the clamping arms are connected with clamping plates for clamping blades, the two clamping plates are arranged oppositely, a lifting hook for lifting is arranged above the crossbeam, the lifting hook is connected with a pulling rope extending downwards, and the two ends extending downwards of the pulling rope are respectively connected with the two clamping arms; the utility model discloses the product security is high, can realize the swift current tail hoist and mount work of aerogenerator blade.

Description

Tail sliding clamp

Technical Field

The utility model belongs to the technical field of the hoist, in particular to swift current tail anchor clamps.

Background

The wind driven generator is used as a power source to replace manpower and animal power, is green and clean in productivity, and plays an important role in the development of productivity, blades of the wind driven generator are important components of the wind driven generator, when the blades are hoisted, the hub is placed on the ground firstly, then the blades are installed on the hub one by one, and the blades are generally called as impellers after being installed. That is, the overall structure formed by the "hub + three blades" is referred to as an impeller. When the impeller is hoisted, the hub is generally placed on the ground firstly, then the blades are installed on the hub one by one, when the impeller is hoisted, two cranes are generally matched with each other, one main crane is hoisted near the hub, in addition, one auxiliary crane is used for hoisting the blades and is called as a tail slipping machine, so that when only one end is hoisted, the other end is rubbed with a vehicle or the ground to damage equipment, and a special hoisting device for connecting a crane at the lower end with the equipment is generally called as a tail slipping machine.

In the Chinese patent database, a patent name 'universal wind driven generator blade tail sliding clamp' is disclosed, the application publication date is 20180605, the application publication number is CN 207448308U Chinese patent, the device comprises a main suspension arm, a main frame, a transportation supporting leg, a front edge beam, a clamping guard plate, a battery, a control cabinet and a flexible support, the clamping guard plate is arranged in the main frame, the clamping guard plate is connected with a motor, the motor is connected with the battery and the control cabinet, the clamping guard plate is driven by the motor to reciprocate on the main frame, so as to clamp or loosen the blade or install the blade with a sawtooth tail edge, in the design, the blade needs to be clamped by positive clamping force of the two clamping guard plates, the required clamping force is very large, when the blade at the other end far away from the tail sliding clamp is lifted, namely, when the blade is changed from horizontal to vertical, the weight of the blade is larger, the swift current tail anchor clamps need bear great the impact of rocking because the change of focus position, and the centre gripping backplate need provide bigger clamp force just can make the blade can not take place to drop, and the centre gripping backplate is not hard up a bit, and the blade all can produce great rocking, drops easily, causes the incident easily, and the security is low.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model discloses an it is weak enough to solve among the prior art, has solved the low technical problem of security among the prior art, provides a swift current tail anchor clamps, and this device centre gripping blade is reliable, and the security is high.

The purpose of the utility model is realized like this: the utility model provides a swift current tail anchor clamps, includes the crossbeam, rotatable being connected with two tight arms that press from both sides that stretch out downwards on the crossbeam, press from both sides and be connected with the grip block that is used for the centre gripping blade on the tight arm, two grip blocks set up relatively, the crossbeam top is equipped with the lifting hook that is used for lifting by crane, is connected with downwardly extending's stay cord on the lifting hook, and the both ends that the stay cord stretched out downwards are connected respectively on two tight arms that press from both sides.

Before the utility model works, the wind power blade and the wind power hub are assembled and placed on the ground, the wind power hub is lifted by the main crane, the tail sliding clamp is lifted by the auxiliary crane, the connecting piece is connected on the lower connecting lug, the holding claw is vertical to the clamping arms, the tail sliding clamp is lifted by the auxiliary crane to fall from the front edge of the blade, the blade is arranged between the two clamping plates, the two clamping arms rotate downwards, the two clamping plates are driven by the rotation of the two clamping arms to move relatively, the blade is clamped by the clamping plates, after the main crane and the auxiliary crane are controlled to simultaneously rise to enough height, the blade is lifted, at the moment, the blade is in a horizontal state, the tail sliding clamp is lifted by the auxiliary crane to slowly fall downwards, the main crane slowly rises, the blade gradually becomes in a vertical state, the tail sliding of the blade is lifted, the lifting assembly of the blade is finally completed, when the blade becomes in a vertical state, the tail sliding clamp bears larger shaking impact due to the change of, the clamping arm and the clamping plate are jointly arranged, so that the clamping plate tightly clamps the blade, and the blade is firmly clamped; can be applied to the tail sliding hoisting work of the blade.

In order to realize synchronous extension of the two clamping arms, the cross beam is rotatably connected with two rotating shafts, one rotating shaft is connected with a first synchronous gear, the other rotating shaft is connected with a second synchronous gear, the first synchronous gear is meshed with the second synchronous gear, the number of teeth of the first synchronous gear is the same as that of the second synchronous gear, and the two clamping arms are respectively connected to the two rotating shafts; in the design, through the meshing transmission of the first synchronizing gear and the second synchronizing gear, the transmission is stable and efficient, the clamping arms which are just opposite to the first synchronizing gear rotate synchronously, and the clamping plates clamp the blades more firmly.

In order to realize the rotation of the two clamping arms and enable the clamping plates to clamp or loosen the blade, two ends of the cross beam are hinged with linear drivers, the linear drivers are provided with push-pull rods which extend downwards in a downward inclined mode and can move in a reciprocating mode, and one ends of the push-pull rods which extend downwards are hinged to the clamping arms; in the design, the linear driver, the first synchronous gear and the second synchronous gear are jointly arranged, so that the two clamping plates simultaneously generate clamping force on the blade, and the clamping is firmer.

In order to realize that the clamping plate can swing in the left-right direction, a supporting beam is fixedly connected to the clamping arm, and the front end and the rear end of the supporting beam are respectively hinged with a connecting beam capable of swinging left and right.

In order to realize that the clamping plate can swing in the up-and-down direction, a supporting shaft capable of swinging up and down is connected to the connecting beam, a ball head mounting seat is arranged on the clamping plate, one end, extending into the ball head mounting seat, of the supporting shaft is a ball head, and the ball head mounting seat can swing relative to the ball head.

In order to conveniently adjust the hoist focus when the tail of a motor vehicle hoists, the lateral part of crossbeam is connected with at least one draw gear, draw gear includes the capstan winch, be connected with the lifting rope that upwards extends on the capstan winch, the lifting rope is connected on the lifting hook, rich angle modulation rope in the capstan winch, the end connection that angle modulation rope stretches out downwards has the drag hook, is connected with downwardly extending's connection rope on the drag hook, the lower extreme of connecting the rope articulates on the crossbeam.

As a further improvement, be equipped with on the crossbeam and lift by crane coupling assembling, lift by crane coupling assembling and include the fixed part of fixed connection on the crossbeam, the fixed part has the connecting portion that is used for connecting the stay cord towards the articulated connecting portion in lower part of back one end, and it has the spout to open on the connecting portion, the fixed part articulates towards the upper portion of back one end has the removal portion, and the one end that the removal portion stretches out backward can slide along the spout.

As a further improvement, the crossbeam is connected with two spacing pads that are used for restricting the blade height, and two spacing pads set up at length direction's centrosymmetry about the crossbeam.

In order to facilitate transportation, the lower side of the clamping arm is rotatably connected with a clamping claw capable of rotating forwards and backwards, the clamping surfaces of the two clamping claws are arranged oppositely, an upper connecting lug and a lower connecting lug are sequentially arranged on the clamping claw from top to bottom, a connecting piece extending downwards is hinged to the clamping arm, when the clamping claw is vertical, the end portion, extending downwards, of the connecting piece is connected with the upper connecting lug, and when the clamping claw is attached to the ground, the end portion, extending downwards, of the connecting piece is connected with the lower connecting lug.

As a further improvement of the utility model, the crossbeam is further provided with an electric cabinet and a hydraulic station.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a first perspective view of the present invention.

Fig. 4 is a partially enlarged view of fig. 3 at B.

Fig. 5 is a partially enlarged view of C in fig. 3.

Fig. 6 is a second perspective view of the present invention.

Fig. 7 is a partial enlarged view of fig. 6 at D.

Fig. 8 is a bottom view of the present invention.

Fig. 9 is a view from direction E-E of fig. 8.

The device comprises a beam 1, a clamping arm 2, a clamping plate 3, a ball head mounting seat 301, a lifting hook 4, a pulling rope 5, a rotating shaft 6, a synchronizing gear I7, a synchronizing gear II 8, a supporting beam 9, a connecting beam 10, a supporting shaft 11, a ball head 1101, a traction device 12, a winch 1201, an angle adjusting rope 1202, a pulling hook 1203, a lifting rope 13, a connecting rope 14, a lifting connecting component 15, a 1501 fixing part, a 1502 connecting part, a sliding groove 1503, a 1504 moving part, a 16 linear driver, a 17 push-pull rod, an 18 limiting pad, a 19 holding claw 1901 upper connecting lug, a 1902 lower connecting lug, a 20 connecting piece, an electric cabinet 21 and a 22 hydraulic station.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The tail sliding clamp shown in figures 1-9 comprises a beam 1, wherein an electric cabinet 21 and a hydraulic station 22 are arranged on the beam 1, two rotating shafts 6 are rotatably connected on the beam 1, one rotating shaft 6 is connected with a first synchronous gear 7, the other rotating shaft 6 is connected with a second synchronous gear 8, the first synchronous gear 7 is meshed with the second synchronous gear 8, the first synchronous gear 7 and the second synchronous gear 8 have the same number of teeth, two clamping arms 2 extending downwards are rotatably connected on the beam 1, the two clamping arms 2 are arranged oppositely, the two clamping arms 2 are respectively connected on the two rotating shafts 6, two ends of the beam 1 are hinged with a linear driver 16, a push-pull rod 17 extending downwards and capable of reciprocating is arranged on the linear driver 16, one end of the push-pull rod 17 extending downwards is hinged on the clamping arm 2, and the clamping arm 2 is connected with a clamping plate 3 for clamping a blade, the two clamping plates 3 are oppositely arranged, the cross beam 1 is also connected with two limiting pads 18 for limiting the height of the blade, and the two limiting pads 18 are symmetrically arranged relative to the center of the cross beam 1 in the length direction; the lower side of the clamping arm 2 is rotatably connected with a holding claw 19 capable of rotating back and forth, the clamping surfaces of the two holding claws 19 are arranged oppositely, the holding claw 19 is sequentially provided with an upper connecting lug 1901 and a lower connecting lug 1902 from top to bottom, the clamping arm 2 is hinged with a connecting piece 20 extending downwards, when the holding claw 19 is vertical, the end part of the connecting piece 20 extending downwards is connected with the upper connecting lug 1901, and when the holding claw 19 is attached to the ground, the end part of the connecting piece 20 extending downwards is connected with the lower connecting lug 1902; a supporting beam 9 is fixedly connected to the clamping arm 2, a connecting beam 10 capable of swinging left and right is hinged to each of the front end and the rear end of the supporting beam 9, a supporting shaft 11 capable of swinging up and down is connected to the connecting beam 10, a ball head 1101 mounting seat 301 is arranged on the clamping plate 3, one end, extending into the ball head 1101 mounting seat 301, of the supporting shaft 11 is a ball head 1101, and the ball head 1101 mounting seat 301 can swing relative to the ball head 1101; a lifting hook 4 for lifting is arranged above the cross beam 1, a pull rope 5 extending downwards is connected to the lifting hook 4, and two ends of the pull rope 5 extending downwards are respectively connected to the two clamping arms 2; the lateral part of crossbeam 1 is connected with at least one draw gear 12, draw gear 12 includes capstan winch 1201, be connected with the lifting rope 13 that upwards extends on capstan winch 1201, lifting rope 13 is connected on lifting hook 4, angle modulation rope 1202 has been walked around in capstan winch 1201, the end connection that angle modulation rope 1202 stretches out downwards has drag hook 1203, be connected with downwardly extending's connection rope 14 on the drag hook 1203, the lower extreme of connecting rope 14 articulates on crossbeam 1, be equipped with on crossbeam 1 and lift by crane coupling assembling 15, it includes fixed part 1501 of fixed connection on crossbeam 1 to lift by crane coupling assembling 15, the lower part of fixed part 1501 towards the rear end articulates there is the connecting portion 1502 that is used for connecting stay cord 5, it has spout 1503 to open on connecting portion 1502, the upper portion of fixed part 1501 towards the rear end articulates there is the removal portion 1504, the one end that.

Before the utility model works, the wind power blade and the wind power hub are assembled and placed on the ground, the wind power hub is hoisted by a main crane, the tail sliding clamp is hoisted by an auxiliary crane, the connecting piece 20 is connected on the lower connecting lug 1902, the holding claw 19 is perpendicular to the clamping arms 2, the transportation is convenient, and when the tail sliding sling moves towards the blade direction, the holding claw 19 is prevented from abutting against the ground, the tail sliding clamp is hoisted by the auxiliary crane to fall from the front edge of the blade, the blade is between the two clamping plates 3, when the upper end of the blade abuts against the limiting pad 18, and the blade is positioned between the two clamping plates 3, the tail sliding clamp stops moving, the electric cabinet 21 controls the hydraulic station 22 to work, the linear driver 16 acts, the push-pull rod 17 of the linear driver 16 pushes the clamping arms 2 to rotate downwards, the rotation of the two clamping arms 2 drives the rotation shaft 6 to rotate, the rotation of the rotation shaft 6 respectively drives the first synchronous gear 7 and, the synchronous movement of the two clamping arms 2 is ensured, the rotation of the two clamping arms 2 drives the two clamping plates to move relatively, when the clamping plate 3 is attached to the surface of a blade, because the connecting beam 10 is hinged on the supporting beam 9, the connecting beam 10 can swing left and right, the swing of the connecting beam 10 drives the clamping plate 3 to swing left and right, the swing of the connecting beam 10 enables the ball 1101 of the supporting shaft 11 to swing up and down in the ball 1101 mounting seat 301, the swing of the supporting shaft 11 enables the clamping plate 3 to swing up and down, finally, the self-adaptive adjustment of the clamping plate 3 according to the shape of the blade is realized, the clamping plate 3 clamps the blade, the connecting piece 20 is connected with the upper connecting lug 1901, the holding claw 19 keeps a vertical state, after the main crane and the auxiliary crane are controlled to rise to a sufficient height simultaneously, at the blade is in a horizontal state, the auxiliary crane hangs the tail sliding fixture to slowly rise, the main crane slowly rises, and, the length of the angle adjusting rope 1202 between the traction device 12 and the drag hook 1203 is adjusted, the moving part 1504 slides on the connecting part 1502 along the sliding groove 1503 along with the change of the length of the angle adjusting rope 1202 to adjust the gravity center position of the tail sliding clamp until the blade gradually inclines and finally is in a vertical state, the tail sliding of the blade is realized, after the tail sliding is completed, the traction device 12 acts to adjust the length of the angle adjusting rope 1202 again, the hoisting connecting component 15 returns to the initial position, the linear driver 16 acts reversely, the first synchronizing gear 7 and the second synchronizing gear 8 are in meshing transmission, the clamping plate 3 moves back to back, the clamping plate 3 loosens the blade, the auxiliary crane drives the tail sliding clamp to separate from the blade, when the blade is in a vertical state, the tail sliding clamp bears larger shaking impact due to the change of the gravity center position, and the blade is tightly clamped by the clamping arm 2 and the clamping plate through the combined arrangement, the blade is firmly clamped; through the meshing transmission of the first synchronous gear 7 and the second synchronous gear 8, the transmission is stable and efficient, the clamping arms 2 which are oppositely arranged synchronously rotate, and the clamping plates 3 clamp the blades more firmly; the gravity center position of the tail sliding clamp can be adjusted by arranging the traction device 12; can be applied to the tail sliding hoisting work of the blade.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a tail anchor clamps that slide, includes the crossbeam, its characterized in that: the blade clamping device is characterized in that two clamping arms extending downwards are rotatably connected to the cross beam, clamping plates used for clamping blades are connected to the clamping arms, the two clamping plates are arranged oppositely, a lifting hook used for lifting is arranged above the cross beam, a pull rope extending downwards is connected to the lifting hook, and two ends of the pull rope extending downwards are connected to the two clamping arms respectively.

2. The tail clamp of claim 1, wherein: the beam is rotatably connected with two rotating shafts, one rotating shaft is connected with a first synchronous gear, the other rotating shaft is connected with a second synchronous gear, the first synchronous gear is meshed with the second synchronous gear, the number of teeth of the first synchronous gear is the same as that of the second synchronous gear, and the two clamping arms are respectively connected to the two rotating shafts.

3. The tail clamp of claim 2, wherein: the two ends of the cross beam are hinged with linear drivers, the linear drivers are provided with push-pull rods which extend downwards in a downward inclined mode and can move in a reciprocating mode, and one ends of the push-pull rods, which extend downwards, are hinged to the clamping arms.

4. The tail clamp of claim 1, wherein: the clamping arm is fixedly connected with a supporting beam, and the front end and the rear end of the supporting beam are respectively hinged with a connecting beam capable of swinging left and right.

5. The tail clamp of claim 4, wherein: but be connected with luffing motion's back shaft on the tie-beam, be equipped with the bulb mount pad on the grip block, the one end that the back shaft stretches into the bulb mount pad is the bulb, and the bulb mount pad can be swung relatively the bulb.

6. The tail clamp of claim 1, wherein: the lateral part of crossbeam is connected with at least one draw gear, draw gear includes the capstan winch, be connected with the lifting rope that upwards extends on the capstan winch, the lifting rope is connected on the lifting hook, the rich angle modulation rope in the capstan winch, the end connection that the angle modulation rope stretches out downwards has the drag hook, is connected with downwardly extending's on the drag hook and connects the rope, the lower extreme of connecting the rope articulates on the crossbeam.

7. The tail clamp of claim 6, wherein: the lifting connection assembly is arranged on the cross beam and comprises a fixing portion fixedly connected to the cross beam, the lower portion of one end of the fixing portion facing the back is hinged to a connecting portion used for connecting a pull rope, a sliding groove is formed in the connecting portion, the upper portion of one end of the fixing portion facing the back is hinged to a moving portion, and one end, extending backwards, of the moving portion can slide along the sliding groove.

8. The tail clamp of claim 1, wherein: the crossbeam is also connected with two limiting pads for protecting the front edge of the blade, and the two limiting pads are symmetrically arranged around the crossbeam in the length direction.

9. The tail clamp of claim 1, wherein: the rotatable being connected with of downside of pressing from both sides tight arm embraces the claw around the pivoted, and two clamp surfaces of embracing the claw set up relatively, from the top down is equipped with engaging lug and engaging lug down on the engaging lug in proper order on embracing the claw, it has downwardly extending's connecting piece to articulate on the tight arm of clamp, and when embracing the claw vertical, the tip that the connecting piece stretches out downwards is connected with last engaging lug, and when embracing the laminating of claw subaerial, the tip that the connecting piece stretched out downwards is connected with engaging lug down.

10. The tail clamp according to any one of claims 1 to 9, wherein: and the crossbeam is also provided with an electric cabinet and a hydraulic station.