CN219567305U

CN219567305U - Prefabricated part grabber

Info

Publication number: CN219567305U
Application number: CN202223321204.4U
Authority: CN
Inventors: 时义敏; 乐欢; 章娇锋; 陈子春; 杨武; 范子文; 傅强
Original assignee: Ningbo Municipal Engineering Construction Group Co Ltd
Current assignee: Ningbo Municipal Engineering Construction Group Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-08-22
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a prefabricated member grabber, and relates to a prefabricated member grabbing device, which comprises a grabbing plate, wherein a pressing assembly, a limiting assembly and a hook device are arranged on the grabbing plate, the pressing assembly and the limiting assembly are oppositely arranged, the hook device is used for hoisting a prefabricated member, and the pressing assembly and the limiting assembly are used for fixing the prefabricated member. Compared with the prior art, the circular arc prefabricated member can be lifted, the two sides of the circular arc are clamped, and the clamped prefabricated member does not prevent direct installation.

Description

Prefabricated part grabber

Technical Field

The utility model relates to a prefabricated part grabbing device, in particular to a prefabricated part grabbing device with an arc surface.

Background

The installation of prefabricated members in an underground comprehensive pipe rack is an important step in the whole construction process, but because the prefabricated lining is single to several tons and the space in the pipe rack is limited, the installation of the prefabricated lining in the pipe rack is very difficult, the prefabricated lining is usually lifted and transported by a small crane capable of driving into the pipe rack, the prefabricated lining is turned after reaching an installation position, and the prefabricated lining is lifted down after the angle is manually corrected. The prefabricated lining of the underground utility tunnel with the circular section has a certain radian, the manual correction can only correct the water facing angle, the vertical facing angle can not be corrected, and the ordinary sling cart is difficult to accurately install the prefabricated member after being hoisted. Therefore, a gripper is needed, and after the arc-shaped prefabricated member is lifted, the angle and the position of the arc-shaped prefabricated member can be fixed, so that the operation at a later stage is convenient.

Disclosure of Invention

The utility model aims at the defects in the prior art, and provides a prefabricated member grabber which can hoist an arc-shaped prefabricated member and clamp two sides of the arc-shaped prefabricated member, wherein the clamped prefabricated member does not prevent direct installation.

In order to solve the technical problems, the utility model is solved by the following technical scheme: the utility model provides a prefab grabber, includes the grabbing plate, the grabbing plate on be provided with hold-down subassembly, spacing subassembly and hook device, hold-down subassembly with spacing subassembly sets up relatively, hook device be used for lifting by crane the prefab, hold-down subassembly with spacing subassembly be used for fixing the prefab.

According to the technical method, preferably, the grabbing plate is provided with the installation area for fixing the horizontal slewing bearing, the installation area is provided with the through hole, the hook device comprises a hanging seat arranged in the installation area, the hanging seat comprises a lower pin seat and an upper pin seat, the lower pin seat is rotatably provided with a hook, the upper pin seat is rotatably provided with a hook oil cylinder, the hook oil cylinder is connected with the hook, and the hook penetrates through the through hole.

According to the technical method, preferably, the pressing assembly comprises the main fixing seat arranged in the middle of the grabbing plate and the auxiliary fixing seat arranged at the edge of the grabbing plate, the pressing block is rotatably arranged on the auxiliary fixing seat, and the connecting oil cylinder A connected with the pressing block is arranged on the main fixing seat.

In the above technical method, preferably, the gripping plate is provided with two symmetrical pressing assemblies.

According to the technical method, preferably, the limiting assembly comprises control assemblies respectively arranged on two sides of the grabbing plate, the control assemblies comprise rocker arm bases and oil cylinder bases, connecting oil cylinders B are arranged on the oil cylinder bases, connecting plates are rotatably arranged on the rocker arm bases, the connecting oil cylinders B are connected with the connecting plates, and limiting plates are fixedly arranged between the two connecting plates.

Compared with the prior art, the circular arc prefabricated member can be lifted, the two sides of the circular arc are clamped, and the clamped prefabricated member does not prevent direct installation.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following discussion will discuss the embodiments or the drawings required in the description of the prior art, and it is obvious that the technical solutions described in connection with the drawings are only some embodiments of the present utility model, and that other embodiments and drawings thereof can be obtained according to the embodiments shown in the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic front view of the gripper of the present utility model.

Fig. 2 is a schematic side view of the gripper of the present utility model.

Fig. 3 is a schematic top view of the gripper of the present utility model.

Fig. 4 is a schematic perspective view of a gripper according to the present utility model.

Fig. 5 is a schematic top view of the gripper stop assembly of the present utility model.

Fig. 6 is a schematic perspective view of a gripper stop assembly of the present utility model.

Fig. 7 is a schematic perspective view of a gripper compression assembly of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made in detail and with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person of ordinary skill in the art without the need for inventive faculty, are within the scope of the utility model, based on the embodiments described in the present utility model.

Example 1: as shown in fig. 1 to 7, a prefabricated member gripper comprises a gripping plate 71, the gripping plate 71 is connected with a horizontal pivoting support 643, a pressing component 711, a limiting component 712 and a hook device 713 are arranged on the gripping plate 71, the pressing component 711 and the limiting component are oppositely arranged 712, the hook device 713 is used for hoisting a prefabricated member, and the pressing component 711 and the limiting component 712 are used for fixing the prefabricated member.

The grabbing plate 71 is provided with a mounting area 72 for fixing the horizontal slewing bearing 643, the mounting area 72 is provided with a through hole 73, the hook device 713 comprises a hook seat 7131 arranged in the mounting area, the hook seat 7131 comprises a lower pin seat 7132 and an upper pin seat 7133, the lower pin seat 7133 is rotationally provided with a hook 7134, the upper pin seat 7132 is rotationally provided with a hook oil cylinder 7135, the hook oil cylinder 7135 is connected with the hook 7134, and the hook 7134 passes through the through hole 73.

The pressing assembly 711 comprises a main fixing seat 7111 arranged in the middle of the grabbing plate 71 and an auxiliary fixing seat 7112 arranged at the edge of the grabbing plate 71, a pressing block 7113 is rotatably arranged on the auxiliary fixing seat 7112, and a connecting oil cylinder A-7114 connected with the pressing block 7113 is arranged on the main fixing seat 7111. The gripping plate 71 is provided with two symmetrical pressing members 711.

The limiting component 712 comprises control components respectively arranged on two sides of the grabbing plate 71, the control components comprise a rocker arm base 7122 and an oil cylinder base 7123, a connecting oil cylinder B-7124 is arranged on the oil cylinder base 7123, a connecting plate 7125 is rotatably arranged on the rocker arm base 7122, the connecting oil cylinder B-7124 is connected with the connecting plate 7125, and a limiting plate 7126 is fixedly arranged between the two connecting plates 7125.

The gripping plate 71 is driven by a horizontal slewing bearing 643 to rotate 360 degrees. When the device is used, the pressing component 711 and the limiting component 712 are firstly opened, then the grabbing plate 71 is positioned above the prefabricated part through the six-direction movement mechanical arm 6, the hook device 713 is aligned to the prefabricated part hook, then the hook device 713 is hooked with the prefabricated part hook, then the hook 7134 is pushed tightly through the hook oil cylinder 7135, the prefabricated part is prevented from falling, then the pressing component 711 and the limiting component 712 are moved to two ends of the prefabricated part through the six-direction movement mechanical arm 6, and then the limiting plate 7126 and the pressing block 7113 clamp the prefabricated part through the oil cylinders B-7124 and the oil cylinders A-7114 respectively.

The specific arc prefabricated member installation process is as follows: the hook of prefab is hooked through the couple on the grabber, then starts and compresses tightly subassembly and spacing subassembly, and wherein spacing subassembly is leaned on arc prefab bottom, compresses tightly the subassembly and leans on arc prefab bottom, after the clamp, transversely places the arc prefab through six to motion arm, installs arc prefab to piping lane or tunnel inside wall afterwards.

Claims

1. The utility model provides a prefab grabber, its characterized in that, including grabbing the board, snatch the board on be provided with hold-down subassembly, spacing subassembly and hook device, hold-down subassembly with spacing subassembly sets up relatively, hook device be used for lifting by crane the prefab, hold-down subassembly with spacing subassembly be used for fixing the prefab.

2. The prefabricated member gripper according to claim 1, wherein the gripping plate is provided with a mounting area for fixing the horizontal pivoting support, the mounting area is provided with a through hole, the hooking device comprises a hanging seat arranged in the mounting area, the hanging seat comprises a lower pin seat and an upper pin seat, the lower pin seat is rotatably provided with a hook, the upper pin seat is rotatably provided with a hook cylinder, the hook cylinder is connected with the hook, and the hook penetrates through the through hole.

3. The prefabricated member gripper according to claim 1, wherein the pressing assembly comprises a main fixing seat arranged in the middle of the gripping plate and an auxiliary fixing seat arranged at the edge of the gripping plate, a pressing block is rotatably arranged on the auxiliary fixing seat, and a connecting oil cylinder A connected with the pressing block is arranged on the main fixing seat.

4. A preform gripper according to claim 3, wherein said gripping plate is provided with two symmetrical said compression assemblies.

5. The prefabricated member gripper according to claim 1, wherein the limiting assembly comprises control assemblies respectively arranged on two sides of the gripping plate, the control assemblies comprise a rocker arm seat and an oil cylinder seat, a connecting oil cylinder B is arranged on the oil cylinder seat, a connecting plate is rotatably arranged on the rocker arm seat, the connecting oil cylinder B is connected with the connecting plate, and a limiting plate is fixedly arranged between the two connecting plates.