CN-117284924-B - Lifting hook replacement mechanism and tetrahedron template dismounting device

CN117284924BCN 117284924 BCN117284924 BCN 117284924BCN-117284924-B

Abstract

The invention relates to the technical field of concrete tetrahedron prefabrication, in particular to a lifting hook replacing mechanism and a tetrahedron template dismounting device, wherein the lifting hook replacing mechanism comprises a mounting assembly and a jacking assembly, the jacking assembly is arranged on one side of the mounting assembly, the resetting assembly comprises a return pressing piece and a resetting piece, the return pressing piece is arranged on one side of the mounting assembly, the resetting piece is arranged in the mounting assembly, the mounting assembly comprises a mounting cylinder and an elastic clamping frame which is arranged on one side of the mounting cylinder in a sliding manner, the jacking assembly comprises a jacking block which is arranged in the mounting cylinder in a sliding manner, one end of the jacking block is in contact with the elastic clamping frame, and the lifting hook on the side wall of the tetrahedron prefabricated template can be conveniently and fixedly dismounted, replaced and fixedly mounted by the aid of the arranged mounting assembly and the resetting assembly.

Inventors

LUO JINGSONG
FAN ZHIYONG
YUAN WENJIE
YANG GUODANG
LUO SHAN
XIE SIXIANG
ZHANG LIANG
LIU CHAOJIAN
Dan zhenwanga
ZHE XIAOJIN
ZHANG BOWEN
Ou Chengyuan

Assignees

中国水利水电第九工程局有限公司
华能西藏雅鲁藏布江水电开发投资有限公司

Dates

Publication Date: 20260508
Application Date: 20230901

Claims (4)

1. A hook replacement mechanism is characterized by comprising, The mounting assembly (100) comprises a mounting piece (101) and a jacking piece (102), wherein the jacking piece (102) is arranged on one side of the mounting piece (101); The resetting assembly (200) comprises a return pressing piece (201) and a resetting piece (202), wherein the return pressing piece (201) is arranged on one side of the mounting piece (101), and the resetting piece (202) is arranged in the mounting piece (101); The mounting piece (101) comprises a mounting cylinder (101 a) and an elastic clamping frame (101 b) which is arranged on one side of the mounting cylinder (101 a) in a sliding manner; the jacking piece (102) comprises a jacking block (102 a) which is arranged in the mounting cylinder (101 a) in a sliding manner, and one end of the jacking block (102 a) is contacted with the elastic clamping frame (101 b); The mounting piece (101) further comprises a lifting hook (101 c), a plug (101 d) arranged on one side of the lifting hook (101 c), a mounting cylinder (101 a) arranged on one side of the plug (101 d), and a first channel (101 e) and a second channel (101 f) which are arranged on the outer side of the mounting cylinder (101 a); The jacking piece (102) further comprises a first rotating shaft (102 b) rotatably arranged on one side of the mounting cylinder (101 a), a first rotating handle (102 c) arranged on the outer side of the first rotating shaft (102 b) and a jacking block (102 d) arranged on one side of the first rotating handle (102 c); The jacking piece (102) further comprises a tooth block (102 e) arranged on the outer side of the jacking block (102 a) and a tooth groove (102 f) arranged on the inner side of the elastic clamping frame (101 b), and the tooth block (102 e) stretches into the tooth groove (102 f); the back pressure piece (201) comprises a second rotating shaft (201 a) which is rotatably arranged on the inner side of the mounting cylinder (101 a), a second rotating handle (201 b) which is rotatably arranged in the second channel (101 f), through holes (201 c) which are formed on two sides of the jacking block (102 a), and an inner groove (201 d) which is formed on the inner side of the jacking block (102 a); The radius of the through hole (201 c) is larger than that of the second rotating shaft (201 a); the back pressure piece (201) further comprises a special-shaped pressing block (201 e) arranged on the outer side of the second rotating shaft (201 a), a wedge-shaped surface (201 f) arranged on the outer side of the elastic clamping frame (101 b) and a wedge-shaped notch (201 g) arranged on one side of the mounting cylinder (101 a), and the wedge-shaped surface (201 f) and the wedge-shaped notch (201 g) are mutually matched; the resetting piece (202) comprises a connecting plate (202 a) arranged in the mounting cylinder (101 a) and a tension spring (202 b) arranged on one side of the connecting plate (202 a); Two ends of the tension spring (202 b) are respectively connected with one side of the connecting plate (202 a) and one side of the elastic clamping frame (101 b); When the jack-up block (102 a) slides outwards, the inner special-shaped pressing block (201 e) is extruded by one side of the inner groove (201 d) to rotate by a small angle.
2. A tetrahedral template dismounting device is characterized by comprising the hook replacing mechanism as claimed in claim 1, and further comprising a construction assembly (300) comprising a construction member (301) and a lifting member (302) arranged at one side of the construction member (301); A clamping assembly (400) comprising a fixing member (401) provided on one side of the structural member (301) and a clamping member (402) provided on one side of the lifting member (302); the rotating assembly (500) comprises a rotating member (501) arranged on one side of the lifting member (302) and an extrusion piece (502) arranged on one side of the clamping member (402).
3. The tetrahedron form removal device of claim 2, wherein the construction member (301) comprises a casting form (301 a), a horizontal steel bar (301 b) disposed at one side of the casting form (301 a), and an adjustable drag hook (301 c) disposed at the outer side of the horizontal steel bar (301 b), one end of the adjustable drag hook (301 c) is connected with the horizontal steel bar (301 b), and the other end is connected with the casting form (301 a); The lifting piece (302) comprises a movable door machine (302 a), lifting equipment (302 b) arranged on one side of the door machine in a sliding manner, a mounting plate (302 c) arranged on one side of the lifting device, and a lifting rope (302 d) arranged on one side of the mounting plate (302 c); The mounting cylinder (101 a) is arranged on one side of the pouring template (301 a), and the lifting hook (101 c) is mounted on one side of the mounting cylinder (101 a) through the inserting column (101 d).
4. A tetrahedral pattern plate dismounting device as set forth in claim 3, wherein the fixing member (401) comprises a fixing cylinder (401 a) provided on the upper side of the casting pattern plate (301 a) and an annular plate (401 b) provided in the fixing cylinder (401 a), the annular plate (401 b) being provided inside the fixing cylinder (401 a); The clamping piece (402) comprises a mounting sleeve (402 a) arranged on one side of the extrusion piece (502), a mounting tube (402 b) arranged on one side of the extrusion piece (502) in a sliding mode, a special-shaped pressing block (402 d) arranged on the inner side of the mounting sleeve (402 a) in a rotating mode and a through groove (402 c) formed in one side of the mounting tube (402 b), and one end of the special-shaped pressing block (402 d) stretches out of the through groove (402 c) to be in contact with the annular plate (401 b).

Description

Lifting hook replacement mechanism and tetrahedron template dismounting device Technical Field The invention relates to the technical field of concrete tetrahedron prefabrication, in particular to a lifting hook replacing mechanism and a tetrahedron template dismounting device. Background Concrete tetrahedral prefabrication is an advanced technology in building and structural design, which uses concrete materials to make prefabricated elements of tetrahedral shape. The method can be used for various building projects, including houses, commercial and industrial buildings and infrastructure projects, tetrahedrons are also frequently required to be used for protection in slag yard protection, and due to the large demand, the movable tetrahedron prefabrication device is required to perform efficient and high-precision prefabrication, and a tetrahedron template is required to be used for pouring prefabrication during prefabrication. The existing tetrahedron prefabrication device needs to disassemble the template after pouring, and the template can be quickly disassembled through lifting equipment and lifting hooks during disassembly, however, most of the existing template lifting hooks are directly welded on one side of the template, the lifting hooks are likely to fail and damage in the long-time repeated disassembly and lifting process, and the lifting hooks are difficult to quickly disassemble and replace, so that the tetrahedron prefabrication efficiency is affected, and great inconvenience is brought. Disclosure of Invention In view of the problem that the conventional template lifting hook is mostly directly fixed and welded on one side of a template, the lifting hook is likely to be damaged by faults in the long-time repeated dismounting and lifting process, and the lifting hook is difficult to quickly detach and replace, so that the prefabrication efficiency of tetrahedrons is affected. It is therefore an object of the present invention to provide a hook changing mechanism. In order to solve the technical problems, the lifting hook replacing mechanism comprises a mounting assembly and a jacking piece, wherein the jacking piece is arranged on one side of the mounting assembly, the resetting assembly comprises a return piece and a resetting piece, the return piece is arranged on one side of the mounting assembly, the resetting piece is arranged in the mounting assembly, the mounting assembly comprises a mounting cylinder and an elastic clamping frame arranged on one side of the mounting cylinder in a sliding manner, the jacking piece comprises a jacking block arranged in the mounting cylinder in a sliding manner, and one end of the jacking block is in contact with the elastic clamping frame. As a preferable scheme of the lifting hook replacement mechanism, the mounting piece further comprises a lifting hook, a plug column arranged on one side of the lifting hook, a mounting cylinder arranged on one side of the plug column, and a first channel and a second channel which are arranged on the outer side of the mounting cylinder. As a preferable scheme of the lifting hook replacement mechanism, the jacking piece further comprises a first rotating shaft rotatably arranged at one side of the mounting cylinder, a first rotating handle arranged at the outer side of the first rotating shaft and a jacking block arranged at one side of the first rotating handle. As a preferable scheme of the lifting hook replacement mechanism, the jacking piece further comprises a tooth block arranged on the outer side of the jacking block and a tooth groove arranged on the inner side of the elastic clamping frame, and the tooth block extends into the tooth groove. As a preferable scheme of the lifting hook replacement mechanism, the back pressure piece comprises a second rotating shaft rotatably arranged on the inner side of the mounting cylinder, a second rotating handle rotatably arranged in the second channel, through holes formed in two sides of the jacking block and an inner groove formed in the inner side of the jacking block, and the radius of the through holes is larger than that of the second rotating shaft. As a preferable scheme of the lifting hook replacement mechanism, the return pressing piece further comprises a special-shaped return pressing piece arranged on the outer side of the second rotating shaft, a wedge-shaped surface arranged on the outer side of the elastic clamping frame and a wedge-shaped notch arranged on one side of the mounting cylinder, wherein the wedge-shaped surface and the wedge-shaped notch are matched with each other. As a preferable scheme of the lifting hook replacement mechanism, the reset piece comprises a connecting plate arranged in the mounting cylinder and a tension spring arranged on one side of the connecting plate, wherein two ends of the tension spring are respectively connected with one side of the connecting plate and one side of the elastic clamping frame. The lifting hook replace