CN217949736U

CN217949736U - Shaft is from lift-type creeping formwork

Info

Publication number: CN217949736U
Application number: CN202222040927.0U
Authority: CN
Inventors: 薛小伟; 张任兵; 高杰熜; 方勇峰; 董书礼; 叶华新; 何玉虎; 王栋林; 陆学华; 胡红平
Original assignee: Sinohydro Bureau 14 Co Ltd
Current assignee: Sinohydro Bureau 14 Co Ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-12-02
Anticipated expiration: 2032-08-04

Abstract

The utility model relates to a shaft is from lift-type creeping formwork belongs to hydraulic and hydroelectric engineering technical field, the utility model discloses a crossbeam, pylon, chassis, operation platform I, positioning mechanism, upright mould mechanism, electric block, pylon one end and the perpendicular fixed connection of crossbeam, the other end passes upright mould mechanism and the perpendicular fixed connection of chassis, fixedly connected with operation platform I below the chassis, the chassis passes through positioning mechanism and is fixed with the shaft wall, upright mould mechanism and pylon detachable connection, when electric block one end and crossbeam fixed connection, the other end and upright mould mechanism bottom fixed connection, when electric block one end and upright mould mechanism top fixed connection, the other end and chassis both ends fixed connection; the utility model discloses a crossbeam, pylon, chassis, operation platform I connect the overall structure who forms and found mutually supporting of mould mechanism, realize climbing, simplify through the setting of founding mould mechanism and found mould, drawing of patterns operation, realize mould reuse.

Description

Shaft is from lift-type creeping formwork

Technical Field

The utility model belongs to the technical field of hydraulic and hydroelectric engineering, specific theory relates to a shaft is from lift-type creeping formwork.

Background

The concrete pouring of the vertical shaft is a common engineering type in the hydraulic and hydroelectric engineering, the vertical shaft of the hydraulic and hydroelectric engineering is usually deep, the construction space in the shaft is narrow, and the number of operation procedures is large.

In the existing concrete pouring process of the vertical shaft, wood plates are mainly used as templates for concrete construction, square wood is used as supports, the templates are firstly transported to a working surface through a lifting system, personnel reach the construction working surface through a crawling ladder or a suspension cage to assemble the templates, concrete pouring is carried out after the formwork erection is finished, materials cannot be circulated in the construction process and are thrown into the concrete pouring device at one time, the workload of manual formwork erection and formwork detachment is large, the physical energy consumption of workers is large, and the construction risk is high. Meanwhile, in the concrete pouring construction of the vertical shaft, a hoisting system often needs to use large-scale equipment such as a crane, the requirements on a channel and a site of a construction site are high, and the construction cost is increased.

Therefore, it is necessary to provide a vertical shaft self-elevating creeping formwork, which improves the material reuse rate, reduces the labor consumption for erecting and demolding, reduces the construction safety risk, reduces the use frequency of large-scale equipment, and reduces the construction cost.

Disclosure of Invention

In order to overcome the problem that exists among the background art, the utility model provides a shaft is from lift-type creeping formwork, through pylon fixed connection crossbeam and chassis, chassis fixed connection operation platform I, when passing through positioning mechanism with chassis and shaft wall fixed, and when taking out the positioning mechanism who founds mould mechanism and shaft wall connection, electric block one end and crossbeam fixed connection, the other end and the joist fixed connection who founds mould mechanism bottom, can use the crossbeam that passes through pylon fixed connection with the chassis as the support, promote founding mould mechanism, when fixing founding mould mechanism and shaft wall through positioning mechanism, when taking out the positioning mechanism who is connected between chassis and the shaft wall, electric block one end and the stub beam fixed connection who founds mould mechanism, the other end and chassis both ends fixed connection, use the stub beam of founding mould mechanism as the support this moment, can promote chassis and with chassis fixed connection's pylon and operation platform I, promote the crossbeam with pylon fixed connection's pylon simultaneously, through founding mould mechanism and crossbeam, the pylon, the chassis, the structure that operation platform I fixed connection into mutually supports, realize climbing. Through corner template one end and template I articulated, the other end and template II joint to and adjust the setting that supports I, adjust and support II, operation platform II, make constructor stand on operation platform II, support I and adjust through adjusting and support II and found mould, drawing of patterns work, reduced found mould, drawing of patterns work load, realize the used repeatedly of mould, reduce artifical consumption, improved the construction security.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

shaft from lift-type creeping formwork include crossbeam, pylon, chassis, operation platform I, positioning mechanism, founding mould mechanism, electric block, pylon one end and the perpendicular fixed connection of crossbeam, the pylon other end passes founding mould mechanism and the perpendicular fixed connection of chassis, chassis below fixedly connected with operation platform I, the chassis keeps the level and fixed with the shaft wall through positioning mechanism, founding mould mechanism and can dismantling with the pylon and be connected, electric block is 2, and electric block uses the shaft axis to set up as symmetry axis symmetry, and when electric block one end and crossbeam fixed connection, the other end and founding mould mechanism bottom fixed connection, when electric block one end and founding mould mechanism top fixed connection, the other end and chassis fixed connection, electric block is connected with the power electricity.

Preferably, the shaft jack-up creeping formwork still includes a supporting beam, the pylon is 2, 2 pylon use shaft axis as symmetry axis symmetric distribution, the supporting beam is between 2 pylons, supporting beam both ends respectively with 2 pylon fixed connection.

Preferably, the positioning mechanism comprises a pre-embedded rib and a positioning cone, the pre-embedded rib is fixedly connected with the wall of the vertical shaft, the positioning cone is detachably connected with the pre-embedded rib, and the positioning cone is detachably connected with the vertical mold mechanism and the underframe.

Preferably, the formwork erecting mechanism comprises a formwork I, a formwork II, a corner formwork, short beams, an adjusting support I, an adjusting support II, an operating platform II and joists, one end of the corner formwork is hinged to the formwork I, the other end of the corner formwork is connected with the formwork II in a clamped mode, the formwork I, the formwork II and the corner formwork form a closed structure after being connected, the short beams are 2, the 2 short beams are symmetrical by taking a shaft central axis as a symmetry axis, two ends of each short beam are fixedly connected with the tops of the 2 formwork I respectively, two ends of the adjusting support I are fixedly connected with the inner walls of the 2 formwork I respectively, one end of the adjusting support II is detachably connected with the formwork II, the other end of the adjusting support II is detachably connected with a tower, the operating platform II is fixedly connected with the bottom of the closed structure formed after being connected with the formwork I, the formwork II and the corner formwork, the joists are 2, the two joists are symmetrical by taking the shaft as the symmetry axis and are fixedly connected with the bottom of the operating platform II, one end of the electric hoist is fixedly connected with the beam, and the other end of the electric hoist is fixedly connected with the base frame.

The utility model has the advantages that:

1. the utility model discloses a found mutually supporting of the structure that mould mechanism and crossbeam, pylon, chassis, operation platform I fixed connection formed, realize climbing, need not to use the main equipment specially to promote to the mould mechanism upwards promotes among the climbing process, realizes the reuse of mould.

2. The utility model discloses a corner template is articulated with template I, with template II joint, uses to adjust to support I, adjusts to support II and founds mould, drawing of patterns operation to template I, template II, has simplified founding mould, drawing of patterns operation, reduces artifical consumption in the work progress, improves the construction safety nature.

The terms in the left and right directions in the present specification are used for convenience of describing the structure of the present invention, and the present invention is not limited by the terms in terms of directions in actual use.

Drawings

FIG. 1 is a front view of the present invention

FIG. 2 is a side view of the present invention

FIG. 3 is a top view of the present invention

FIG. 4 is a schematic view of the climbing process of the present invention

FIG. 5 is a schematic view of the demolding process of the present invention

In the figure, 1-beam, 2-tower, 3-underframe, 4-operation platform I, 5-positioning mechanism, 51-embedded bar, 52-positioning cone, 6-vertical mould mechanism, 61-template I, 62-template II, 63-corner template, 64-short beam, 65-adjusting support I, 66-adjusting support II, 67-operation platform II, 68-joist, 7-electric hoist and 8-supporting beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will make a detailed description of a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in fig. 1-5, the shaft self-elevating climbing formwork comprises a cross beam 1, a tower frame 2, a bottom frame 3, an operating platform I4, a positioning mechanism 5, a formwork erecting mechanism 6 and an electric hoist 7, wherein one end of the tower frame 2 is vertically and fixedly connected with the cross beam 1, the other end of the tower frame 2 penetrates through the formwork erecting mechanism 6 and is vertically and fixedly connected with the bottom frame 3, the operating platform I4 is fixedly connected below the bottom frame 3, the bottom frame 3 is kept horizontal and is fixed with a shaft wall through the positioning mechanism 5, the formwork erecting mechanism 6 is fixed with the shaft wall through the positioning mechanism 5, the formwork erecting mechanism 6 is detachably connected with the

tower frame

2, 2 electric hoists 7 are arranged symmetrically by taking a shaft central axis of the shaft as a symmetric axis, when one end of the electric hoist 7 is fixedly connected with the cross beam 1, the other end of the electric hoist is fixedly connected with the bottom of the formwork erecting mechanism 6, when one end of the electric hoist 7 is fixedly connected with the top of the formwork erecting mechanism 6, the other end of the electric hoist is fixedly connected with the bottom frame 3, and the electric hoist 7 is electrically connected with a power supply; the vertical shaft self-elevating climbing formwork further comprises 2 tower frames 8, the 2 tower frames are symmetrically distributed by taking a vertical shaft central axis as a symmetry axis, the support beam 8 is arranged among the 2 tower frames, and two ends of the support beam 8 are respectively fixedly connected with the 2 tower frames; the positioning mechanism 5 comprises a pre-embedded rib 51 and a positioning cone 52, the pre-embedded rib 51 is fixedly connected with a shaft wall, the positioning cone 52 is detachably connected with the pre-embedded rib 51, and the positioning cone 52 is detachably connected with the vertical mold mechanism 6 and the underframe 3; found mould mechanism 6 include template I61, template II 62, corner template 63, short beam 64, adjust support I65, adjust support II 66, operation platform II 67, joist 68, corner template 63 one end is articulated with template I61, the other end and template II 62 joint, constitute closed structure after template I61, template II 62, corner template 63 are connected, short beam 64 is 2, 2 short beam 64 use the shaft axis as symmetry axis symmetry and short beam 64 both ends respectively with 2 template I61's top fixed connection, adjust the both ends that support I65 respectively with 2 relative template I61 inner wall fixed connection, adjust support II 66 one end and template II 62 and can dismantle and be connected, the other end can dismantle with pylon 2 and be connected, operation platform II 67 and template I61, template II 62, corner template 63 are connected the closed structure bottom fixed connection that constitutes after the back, joist 68 is 2, 2 joist 68 use the shaft axis as symmetry axis symmetry and with operation platform II 67 bottom fixed connection, when the fixed connection of electric block hoist 7, when the other end fixed connection of electric hoist is connected with the other end, 3 electric hoist and 3 electric hoist. When climbing, a constructor firstly stands on an operation platform I4, takes out a positioning cone 52 for fixing the underframe 3 on the vertical shaft wall, one end of an electric hoist 7 is connected with a short beam 64, the other end of the electric hoist is connected with two ends of the underframe 3, the short beam 64 is fixedly connected with the top of a template I61, the bottom of a closed structure formed by connecting the template I61, the template II 62 and a corner template 63 is fixedly connected with the operation platform II 67, the bottom of the operation platform II 67 is fixedly connected with a joist 68, the joist 68 is fixed with the vertical shaft wall through the positioning cone 52, therefore, the short beam 64 is also in a fixed state and provides support for the whole structure formed by connecting the crossbeam 1, the tower 2, the underframe 3 and the operation platform I4, after the electric hoist 7 is started, the whole structure formed by connecting the crossbeam 1, the tower 2, the underframe 3 and the operation platform I4 can be lifted, when the position is lifted to a preset position, the underframe 3 is fixed with an embedded rib 51 which is embedded at a specified position through the positioning cone 52, thereby the whole structure formed by connecting the crossbeam 1, the tower 2, the underframe 3, the operation platform I4 is connected with an embedded rib 51, the vertical shaft wall, the movable supporting mechanism of the electric hoist is connected with the crossbeam 1, the operation platform II, the crossbeam 6, the movable hoist, the crossbeam 6 is connected with the operation platform II, the mobile hoist mechanism, the mobile hoist mechanism 7 is connected with the mobile hoist 6, the mobile hoist 6 of the mobile hoist, the mobile hoist mechanism, the mobile hoist 6 of the mobile hoist 7, when the lifting device is lifted to a preset position, the joist 68 and the embedded rib 51 which is embedded at the preset position are fixed through the positioning cone 52, so that the formwork erecting mechanism 6 and a vertical shaft wall are fixed, after the front section vertical shaft is poured, a constructor on the operating platform II 67 moves to the operating platform I4 again to repeat the operation, the integral structure formed by connecting the formwork erecting mechanism 6 and the cross beam 1, the tower 2, the underframe 3 and the operating platform I4 is mutually matched, climbing is realized, in the climbing process, all components are symmetrically arranged, the lifting speed of the electric hoist 7 is low, and the condition that the formwork climbing is unstable does not exist. The constructor stands on operation platform II 67, make template I61 be located the construction position through adjusting regulation support I65, make template II 62 be located the construction position through adjusting regulation support II 66, then it is fixed with corner template 63 and template II 62 joint, after accomplishing the formwork erection, carry out concrete placement, after accomplishing concrete placement, will adjust support II 66 and pull down, and relieve corner template 63 and template II 62's joint state, use the crowbar to carry out drawing of patterns with corner template 63 and template II 62 and handle, then make template I61 drawing of patterns through the cooperation of crowbar and regulation support I65, then operation creeping formwork climbs to next pouring district and pours work. In the process, the operation of erecting and demoulding is simplified, and the mould can be recycled.

The utility model discloses a working process: the construction of the section of vertical shaft is completed, when the next section of vertical shaft pouring work needs to be carried out, a constructor connects one end of an electric hoist with a short beam, the other end of the electric hoist is connected with an underframe, the constructor moves to an operation platform I, after the construction, a positioning cone connected between the underframe and the wall of the vertical shaft is taken out, the electric hoist is started, a lifting beam, a tower frame, the underframe and the operation platform I are connected to form an integral structure, when the integral structure is lifted to a specified position, the underframe and the wall of the vertical shaft are fixed through the positioning cone, then the end connected with the short beam of the electric hoist is moved to be connected with a cross beam, the end connected with the underframe of the electric hoist is moved to be connected with a supporting beam, the constructor moves to the operation platform II, concrete is poured by adjusting an adjusting support I and an adjusting support II, after a corner formwork and a formwork II are clamped and fixed, demoulding operation is completed, then concrete pouring is carried out, after the concrete pouring is completed, demoulding operation is carried out, and the climbing operation is repeated, and the concrete pouring work of the next section of the vertical shaft is carried out.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a shaft is from lift-type creeping formwork which characterized in that: shaft from lift-type creeping formwork include crossbeam (1), pylon (2), chassis (3), operation platform I (4), positioning mechanism (5), found mould mechanism (6), electric block (7), pylon (2) one end and crossbeam (1) perpendicular fixed connection, the pylon (2) other end passes found mould mechanism (6) and chassis (3) perpendicular fixed connection, chassis (3) below fixedly connected with operation platform I (4), chassis (3) keep the level and fixed with the shaft wall through positioning mechanism (5), found mould mechanism (6) and tower (2) and can dismantle and be connected, electric block (7) are 2, and electric block (7) use the shaft axis to set up as symmetry axis symmetry, when electric block (7) one end and crossbeam (1) fixed connection, the other end and found mould mechanism (6) bottom fixed connection, when electric block (7) one end and found mould mechanism (6) top fixed connection, the other end and electric block (3) fixed connection, electric block (7) electricity are connected.

2. The shaft jack-up according to claim 1, wherein: shaft jack-up creeping formwork still include supporting beam (8), pylon (2) are 2, 2 pylon use shaft axis as symmetry axis symmetric distribution, supporting beam (8) are between 2 pylons, supporting beam (8) both ends respectively with 2 pylon fixed connection.

3. The shaft jack-up according to claim 1, wherein: positioning mechanism (5) including pre-buried muscle (51), location awl (52), pre-buried muscle (51) and shaft wall fixed connection, location awl (52) can be dismantled with pre-buried muscle (51) and be connected, location awl (52) with found mould mechanism (6) and chassis (3) can be dismantled and be connected.

4. The shaft jack-up according to claim 1, wherein: the formwork erecting mechanism (6) comprises a formwork I (61), a formwork II (62), a corner formwork (63), a short beam (64), an adjusting support I (65), an adjusting support II (66), an operating platform II (67) and a joist (68), one end of the corner formwork (63) is hinged with the formwork I (61), the other end of the corner formwork (63) is clamped with the formwork II (62), the formwork I (61), the formwork II (62) and the corner formwork (63) are connected to form a closed structure, the short beam (64) is 2, the 2 short beams (64) are symmetrical about a shaft axis and the two ends of each short beam (64) are respectively and fixedly connected with the tops of the 2 formworks I (61), the two ends of the adjusting support I (65) are respectively and fixedly connected with the inner walls of the 2 opposite formworks I (61), one end of the adjusting support II (66) is detachably connected with the formwork II (62), the other end of the adjusting support II (66) is detachably connected with the tower (2), the operating platform II (67) is fixedly connected with the formwork I (61), the rear formwork II (63) and the bottom of the closed beam (68) is connected with the electric hoist shaft beam (7), the other end is fixedly connected with the joist (68), and when one end of the electric hoist (7) is fixedly connected with the short beam (64), the other end is fixedly connected with the underframe (3).