CN218465371U

CN218465371U - Precast block hoisting accessory

Info

Publication number: CN218465371U
Application number: CN202222586674.7U
Authority: CN
Inventors: 张鹏; 赵文成; 赵伟国; 雷大海; 何元志; 杨锦明; 周嘉澍; 阳芳; 黄卓彬
Original assignee: Sinohydro Bureau 8 Co Ltd
Current assignee: Sinohydro Bureau 8 Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-02-10
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a prefabricated section hoisting accessory, including removing the base and setting up the support frame on the removal base, the top of support frame is equipped with rocking arm and the swing actuating mechanism who is used for driving rocking arm swing adjustment, it lifts by crane the mechanism to be equipped with to go up and down on the rocking arm, the bottom that lifts by crane the mechanism is equipped with the clamp that is used for pressing from both sides to put the prefabricated section puts the mechanism. This prefabricated section hoisting accessory simple structure and convenient operation.

Description

Precast block hoisting accessory

Technical Field

The utility model relates to a lifting means technical field especially relates to a prefabricated section hoisting accessory.

Background

The concrete precast block has larger consumption in the construction of highway project auxiliary projects, is usually produced in a centralized way in a precast yard and then transported to the required place, and has the advantages of saving labor force, overcoming seasonal influence, being convenient for unified management and the like. The transportation of precast block is generally carried out by a precast block hoisting device, and the existing precast block hoisting device has complex structure and inconvenient operation.

And, current prefabricated section hoisting accessory's anchor clamps, including mobile jib, structure frame, two activity arm lock, two fixed plates and two high strength connecting rods, the vertical setting of mobile jib, the mobile jib top is equipped with the hoist and mount connecting hole, and the structure frame includes horizontal pole and two down tubes, and the both ends of horizontal pole are connected with the upper end of an down tube respectively, two the down tube is the splayed, and the upper end of every activity arm lock is articulated with the lower extreme of an down tube, and every fixed plate is articulated with the lower extreme of an activity arm lock, and the upper end of two high strength connecting rods is articulated with the mobile jib bottom respectively, and the lower extreme of two high strength connecting rods is articulated with the inboard of two activity arm lock respectively. The utility model discloses the convenience lifts by crane the prefabricated section, and the security is high. This anchor clamps drive the activity arm lock of both sides through two high strength connecting rods and make the fixed plate carry out the centre gripping to the prefabricated section, and the scope that its both sides arm lock can open receives the restriction of high strength connecting rod, and the prefabricated section that surpasss some arm lock scopes need additionally change equipment or take other modes to hoist and mount, comparatively wasted time and manpower this moment.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure and convenient operation's prefabricated section hoisting accessory.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a prefabricated section hoisting accessory, is including removing the base and setting up the support frame on removing the base, the top of support frame is equipped with rocking arm and the swing actuating mechanism who is used for driving rocking arm swing and adjusts, it lifts by crane the mechanism to slide on the rocking arm to be equipped with, it is equipped with the clamping and putting mechanism that is used for pressing from both sides to put the prefabricated section to lift by crane the bottom of mechanism.

As a further improvement of the above technical solution:

the swing driving mechanism comprises a motor, a rotating shaft and a transmission assembly, the rotating shaft is vertically arranged on the support frame, the motor is installed on the support frame, an output shaft of the motor is connected with the rotating shaft through the transmission assembly, and the rotating arm is fixed on the rotating shaft.

The transmission assembly comprises a driving gear and a driven gear which are meshed with each other, the driving gear is arranged on an output shaft of the motor, and the driven gear is arranged on the rotating shaft.

The output shaft of the motor is vertical to the rotating shaft, and the driving gear and the driven gear are bevel gears.

The lifting hoisting mechanism comprises a sliding seat and a lifting hoisting piece, the sliding seat is slidably arranged on the rotating arm, the lifting hoisting piece is arranged on the sliding seat, and the clamping mechanism is arranged at the bottom of the lifting hoisting piece.

The lifting hoisting piece is an electric hoist.

The clamping and placing mechanism comprises a hanging rod, a movable block, two connecting rods, two movable clamping arms, two pull rod assemblies and two clamping blocks, wherein the upper end of the hanging rod is connected with the lifting and hoisting mechanism, the center movable sleeve of the movable block is arranged on the hanging rod in a hinged mode, the two pull rod assemblies are hinged to the upper ends of the connecting rods and the two sides of the movable block respectively, the lower ends of the connecting rods are hinged to the upper ends of the two movable clamping arms respectively, the two pull rod assemblies are hinged to the lower end of the hanging rod, the other ends of the pull rod assemblies are hinged to the middle portions of the two movable clamping arms respectively, and the two clamping blocks are hinged to the lower ends of the two movable clamping arms respectively and arranged oppositely and used for clamping and placing the prefabricated block.

The pull rod assembly comprises a threaded sleeve and two screw rods, the spiral directions of the two ends of the threaded sleeve are opposite, one end of one screw rod is hinged to the lower end of the hanging rod, the other end of the screw rod is in threaded connection with one end of the threaded sleeve, one end of the other screw rod is hinged to the movable clamping arm, and the other end of the other screw rod is in threaded connection with the other end of the threaded sleeve.

And anti-skid pads are arranged on the opposite surfaces of the two clamping blocks.

The bottom of moving the base is equipped with removes the wheel, be equipped with the balancing weight on the removal base.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a prefabricated section hoisting accessory, during the use, with the prefabricated section centre gripping on pressing from both sides the mechanism of putting, and lift effect through lift hoisting accessory adjusts the prefabricated section to suitable height, then, the bulk movement through this hoisting accessory transports its required place with the prefabricated section, then, adjust and combine lift hoisting accessory to slide along the rocking arm through swing actuating mechanism drive rocking arm swing, make the prefabricated section be located and treat and put the position directly over, rethread lift hoisting accessory transfers the prefabricated section to treating and puts the position on, finally, it can to press from both sides the mechanism of putting and release the prefabricated section. This prefabricated section hoisting accessory simple structure and convenient operation.

The utility model discloses a prefabricated section hoisting accessory, the centre gripping process: this clamping and placing mechanism hangs and locates on lifting and hoisting mechanism, pulls open the certain distance with two clamp splices, places the prefabricated section between two clamp splices again, removes external force effect back, and two clamp splices support respectively in the both sides of prefabricated section under the action of gravity, then, plays lifting and hoisting mechanism through lifting and hoisting mechanism, and this in-process, the relative movable block of jib has the trend of rising to drive two movable arm lock through two pull rod assemblies and have the trend of upwards rotating, so that two clamp splices have and draw close the power, thereby press from both sides tight prefabricated section. Thus, the heavier the gravity of the precast block is, the larger the closing force of the two clamping blocks is, and the larger the clamping force on the precast block is. The clamping and lifting mechanism realizes clamping and lifting of the precast block through the self gravity of the precast block, and is ingenious in structural design and convenient to clamp and operate.

The utility model discloses a prefabricated section hoisting accessory can adjust pull rod assembly's total length through rotatory swivel nut to adjust the angle of the relative connecting rod of activity arm lock, thereby adjust two clamp splice expansion ranges, make it carry out centre gripping work to bigger and less volume prefabricated section, adaptability is wider.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the precast block hoisting device of the present invention.

Fig. 2 is a schematic view of the precast block hoisting device of the present invention.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view of the clamping mechanism of the precast block hoisting device of the present invention.

The reference numerals in the figures denote:

1. moving the base; 2. a support frame; 3. a rotating arm; 4. a swing drive mechanism; 41. a motor; 42. a rotating shaft; 43. a transmission assembly; 431. a driving gear; 432. a driven gear; 5. a lifting mechanism; 51. a sliding seat; 52. lifting the lifting piece; 6. a clamping and placing mechanism; 61. a boom; 62. a movable block; 63. a connecting rod; 64. a movable clamp arm; 65. a drawbar assembly; 651. a threaded sleeve; 652. a screw; 66. a clamping block; 67. a non-slip mat; 8. a moving wheel; 9. and a balancing weight.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

As used in this disclosure and in the claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are inclusive in the plural unless the context clearly dictates otherwise. The use of "first," "second," and the like in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

Fig. 1 to fig. 4 show the utility model discloses an embodiment of precast block hoisting accessory, this precast block hoisting accessory is including removing base 1 and setting up support frame 2 on removing base 1, and the top of support frame 2 is equipped with rocking arm 3 and is used for driving rocking arm 3 swing adjustment's swing actuating mechanism 4, and the last slip of rocking arm 3 is equipped with lift hoisting mechanism 5, and lift hoisting mechanism 5's bottom is equipped with the clamp and puts mechanism 6 that is used for pressing from both sides the precast block of putting. The rotating arm 3 is horizontally arranged and can be adjusted in a rotating mode in the horizontal direction.

When the lifting device is used, the precast block is clamped on the clamping and placing mechanism 6, the precast block is adjusted to a proper height through the lifting action of the lifting and hoisting mechanism 5, then the precast block is transported to a required place through the integral movement of the lifting device, then the swing driving mechanism 4 drives the rotating arm 3 to swing and adjust and is combined with the lifting and hoisting mechanism 5 to slide along the rotating arm 3, so that the precast block is positioned right above a to-be-placed position, then the precast block is placed down to the to-be-placed position through the lifting and hoisting mechanism 5, and finally the clamping and placing mechanism 6 releases the precast block. This prefabricated section hoisting accessory simple structure and convenient operation.

In this embodiment, as shown in fig. 1 and fig. 2, the swing driving mechanism 4 includes a motor 41, a rotating shaft 42 and a transmission assembly 43, the rotating shaft 42 is vertically disposed on the supporting frame 2, the motor 41 is mounted on the supporting frame 2, an output shaft of the motor 41 is connected to the rotating shaft 42 through the transmission assembly 43, and the rotating arm 3 is fixed on the rotating shaft 42. The motor 41 is a bidirectional rotating motor 41, and the motor 41 drives the rotating arm 3 to swing around the rotating shaft 42 through a transmission assembly 43 for adjustment. The rotating arm 3 is driven by the motor 41 to rotate to adjust the horizontal position, so that time and labor are saved. The motor 41 may be controlled by a remote control.

In this embodiment, the transmission assembly 43 includes a driving gear 431 and a driven gear 432 engaged with each other, the driving gear 431 is disposed on the output shaft of the motor 41, and the driven gear 432 is disposed on the rotating shaft 42. Of course, in other embodiments, the transmission assembly 43 may also be a pulley assembly in order to meet the location requirements.

In this embodiment, the output shaft of the motor 41 is perpendicular to the rotating shaft 42, and the driving gear 431 and the driven gear 432 are bevel gears. Specifically, the motor 41 is horizontally fixed on the support frame 2, and is stable and reliable.

In this embodiment, the lifting and hoisting mechanism 5 includes a sliding base 51 and a lifting and hoisting member 52, the sliding base 51 is slidably disposed on the rotating arm 3, the lifting and hoisting member 52 is disposed on the sliding base 51, and the clamping and releasing mechanism 6 is disposed at the bottom of the lifting and hoisting member 52. Specifically, the rotating arm 3 is provided with a guide rail extending along the length direction thereof, and the sliding seat 51 is in sliding fit with the guide rail. The lifting and hoisting member 52 is an electric hoist.

In this embodiment, as shown in fig. 4, the clamping and releasing mechanism 6 includes a suspension rod 61, a movable block 62, two connecting rods 63, two movable clamping arms 64, two pull rod assemblies 65 and two clamping blocks 66, the upper end of the suspension rod 61 is connected to the lifting and hoisting mechanism 5, the center of the movable block 62 is movably sleeved on the suspension rod 61, the upper ends of the two connecting rods 63 are respectively hinged to two sides of the movable block 62, the lower ends of the two connecting rods 63 are respectively hinged to the upper ends of the two movable clamping arms 64, one end of each of the two pull rod assemblies 65 is hinged to the lower end of the suspension rod 61, the other end of each of the two pull rod assemblies is hinged to the middle of the two movable clamping arms 64, and the two clamping blocks 66 are respectively hinged to the lower ends of the two movable clamping arms 64 and are arranged oppositely to clamp and release the prefabricated block.

A clamping process: this clamping mechanism 6 hangs on lifting hoisting mechanism 5, pulls open two clamp splice 66 a certain distance, places the prefabricated section between two clamp splice 66 again, relieves the exogenic action back, and two clamp splice 66 support respectively in the both sides of prefabricated section under the action of gravity, then, lifts by crane mechanism 5 through lifting hoisting mechanism 6, and at this in-process, jib 61 has the trend of rising relatively the movable block 62 to drive two movable arm lock 64 through two tie rod assembly 65 and have the trend of upwards rotating, so that two clamp splice 66 have the power of drawing close, thereby press from both sides tight prefabricated section. Thus, the heavier the weight of the precast block, the greater the closing force of the two clamp blocks 66 and the greater the clamping force on the precast block. This clamping mechanism 6 realizes pressing from both sides tight the lifting by crane of precast block through the self gravity of precast block, and structural design is ingenious, and centre gripping convenient operation.

In this embodiment, as shown in fig. 3 and 4, the pull rod assembly 65 includes a screw sleeve 651 and two screw rods 652, both ends of which have opposite spiral directions, one end of one screw rod 652 is hinged to the lower end of the suspension rod 61, the other end of the screw rod 652 is in threaded connection with one end of the screw sleeve 651, one end of the other screw rod 652 is hinged to the movable clamping arm 64, and the other end of the other screw rod 652 is in threaded connection with the other end of the screw sleeve 651. The total length of the pull rod assembly 65 can be adjusted by rotating the threaded sleeve 651 so as to adjust the angle of the movable clamping arm 64 relative to the connecting rod 63, and therefore the expansion range of the two clamping blocks 66 is adjusted, the prefabricated blocks with larger and smaller volumes can be clamped, and the adaptability is wider.

In this embodiment, as shown in fig. 4, anti-slip pads 67 are disposed on the opposite surfaces of the two clamping blocks 66. Its surface of slipmat 67 concrete prefabricated section is not very smooth when the preparation, has unevenness's point, consequently adopts slipmat 67 and contact, and self has elasticity when slipmat 67 contacts with the prefabricated section and makes it can hold the bulge to increased with prefabricated section area of contact, increased frictional force. The non-slip pad 67 is a rubber pad.

In this embodiment, the bottom of the movable base 1 is provided with the movable wheel 8, so that the movable base is convenient to move. Be equipped with balancing weight 9 on the removal base 1, prevent to turn on one's side at the in-process of lifting by crane.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a prefabricated section hoisting accessory, removes support frame (2) on base (1) including removing base (1) and setting up, its characterized in that: the top of support frame (2) is equipped with rocking arm (3) and swing actuating mechanism (4) that are used for driving rocking arm (3) swing adjustment, rocking arm (3) are slided and are equipped with lift hoisting mechanism (5), the bottom of lift hoisting mechanism (5) is equipped with and is used for pressing from both sides the clamp of putting the prefabricated section and put mechanism (6).

2. The precast block hoisting device of claim 1, wherein: swing actuating mechanism (4) include motor (41), pivot (42) and drive assembly (43), the vertical setting of pivot (42) is on support frame (2), motor (41) are installed on support frame (2), the output shaft of motor (41) passes through drive assembly (43) and is connected with pivot (42), rocking arm (3) are fixed on pivot (42).

3. The precast block hoisting device of claim 2, wherein: the transmission assembly (43) comprises a driving gear (431) and a driven gear (432) which are meshed with each other, the driving gear (431) is arranged on an output shaft of the motor (41), and the driven gear (432) is arranged on the rotating shaft (42).

4. The precast block hoisting device of claim 3, wherein: the output shaft of the motor (41) is perpendicular to the rotating shaft (42), and the driving gear (431) and the driven gear (432) are bevel gears.

5. The precast block hoisting device of claim 1, wherein: the lifting and hoisting mechanism (5) comprises a sliding seat (51) and a lifting and hoisting piece (52), the sliding seat (51) is arranged on the rotating arm (3) in a sliding manner, the lifting and hoisting piece (52) is arranged on the sliding seat (51), and the clamping and placing mechanism (6) is arranged at the bottom of the lifting and hoisting piece (52).

6. The precast block hoisting device of claim 5, wherein: the lifting hoisting piece (52) is an electric hoist.

7. The precast block hoisting device of any one of claims 1 to 6, wherein: the clamping and placing mechanism (6) comprises a hanging rod (61), a movable block (62), two connecting rods (63), two movable clamping arms (64), two pull rod assemblies (65) and two clamping blocks (66), the upper end of the hanging rod (61) is connected with the lifting and hoisting mechanism (5), the center of the movable block (62) is sleeved on the hanging rod (61) in a movable mode, the upper end of the connecting rod (63) is hinged to the two sides of the movable block (62) respectively, the lower end of the connecting rod is hinged to the upper ends of the two movable clamping arms (64) respectively, one end of each pull rod assembly (65) is hinged to the lower end of the hanging rod (61), the other end of each pull rod assembly is hinged to the middle of the two movable clamping arms (64) respectively, and the clamping blocks (66) are hinged to the lower ends of the two movable clamping arms (64) respectively and are arranged oppositely for clamping and placing prefabricated blocks.

8. The precast block hoisting device of claim 7, wherein: the pull rod assembly (65) comprises a threaded sleeve (651) and two threaded rods (652) with two opposite spiral directions, one end of one threaded rod (652) is hinged with the lower end of the suspension rod (61), the other end of the threaded rod is in threaded connection with one end of the threaded sleeve (651), one end of the other threaded rod (652) is hinged with the movable clamping arm (64), and the other end of the threaded rod is in threaded connection with the other end of the threaded sleeve (651).

9. The precast block hoisting device of claim 7, wherein: anti-skid pads (67) are arranged on the opposite surfaces of the two clamping blocks (66).

10. The precast block hoisting device of any one of claims 1 to 6, wherein: the bottom of moving base (1) is equipped with removes wheel (8), be equipped with balancing weight (9) on moving base (1).