阅读说明：本技术 一种竖井超大直径整体移动金属模板 (Shaft oversized-diameter integral moving metal template ) 是由 龙志阳 刘杰 谭昊 谭杰 张广宇 张云利 韩光利 杨春满 丁振宇 于 2020-04-30 设计创作，主要内容包括：本发明公开一种竖井超大直径整体移动金属模板,包括标准模板、升降驱动装置、防变形预埋压紧机构和脱模机构,升降驱动装置通过悬吊钢丝绳与标准模板连接,相邻的标准模板之间可拆卸连接,防变形预埋压紧机构安装在标准模板上并且利用防变形预埋压紧机构压住模板悬吊耳板,脱模机构安装在相邻的两个标准模板之间,并且这两个相邻的两个标准模板在脱模机构的作用下脱模或撑开支模。本申请可实现升降驱动装置或多台地面稳车(绞车)钢丝绳吊点实现模板同步升降、通过防变形压紧装置增强模板整体刚度和抵抗局部变形的能力,靠伸缩液压油缸将模板主体直径在弹性范围内变小或变大,能快速完成脱模、下放(或上升)、立模浇筑等工序,节省砌筑井壁时间。(The invention discloses a shaft oversized-diameter integral moving metal template which comprises standard templates, a lifting driving device, an anti-deformation embedded pressing mechanism and a demolding mechanism, wherein the lifting driving device is connected with the standard templates through suspension steel wire ropes, the adjacent standard templates are detachably connected, the anti-deformation embedded pressing mechanism is installed on the standard templates and presses template suspension lug plates by using the anti-deformation embedded pressing mechanism, the demolding mechanism is installed between the two adjacent standard templates, and the two adjacent standard templates are demolded or supported under the action of the demolding mechanism. This application can realize that lift drive arrangement or many ground steady car (winch) wire rope hoisting points realize the template synchronous lifting, through the ability that shape closing device reinforcing template global rigidity and resisting local deformation preapres for an unfavorable turn of events, lean on flexible hydraulic cylinder to diminish or grow the template main part diameter in the elastic range, can accomplish fast the drawing of patterns, transfer (or rise), found the mould and pour processes such as, sparingly build the wall of a well time by laying bricks or stones.)

1. The utility model provides a shaft super large diameter integrally movable metal formwork, its characterized in that, including standard template (100), lift drive arrangement (200), prevent deformation pre-buried hold-down mechanism (300) and demoulding mechanism (600), lift drive arrangement (200) through hanging in midair wire rope (400) with standard template (100) drive is connected, adjacent can dismantle the connection between standard template (100), prevent deformation pre-buried hold-down mechanism (300) and install and utilize on standard template (100) prevent deformation pre-buried hold-down mechanism (300) and push down the ear board (106) that suspends in midair of standard template (100), demoulding mechanism (600) is installed adjacent two between standard template (100), and these two adjacent two standard template (100) are in drawing of patterns or propping open a mould under demoulding mechanism's (600) effect.

2. The shaft oversized-diameter integral mobile metal formwork of claim 1, characterized in that the standard formwork (100) comprises standard coaming plates (101), vertical edge joint plates (102), pouring gates (105) and suspension ear plates (106); the two opposite vertical edges of the standard coaming (101) are respectively fixedly provided with the vertical edge combination plate (102); the pouring opening (105) and the suspension ear plate (106) are respectively and fixedly arranged at the top end of the standard enclosing plate (101).

3. The vertical shaft oversized-diameter integral movable metal formwork according to claim 2, characterized in that a formwork workbench (107) and a guardrail (108) are arranged on the inner side surface of the standard enclosing plate (101), a first edge of the formwork workbench (107) is fixedly arranged on the inner side wall of the standard enclosing plate (101), a T-shaped rod (109) is arranged on a second edge of the formwork workbench (107), a cross rod of the T-shaped rod (109) is fixedly connected with a second edge of the formwork workbench (107), and a longitudinal rod of the T-shaped rod (109) is fixedly connected with the inner side wall of the standard enclosing plate (101) through a support pipe (110); the lower end of the guardrail (108) is fixedly arranged on the second edge of the template workbench (107).

4. The vertical shaft oversized-diameter integral movable metal formwork as claimed in claim 3, wherein each deformation-preventing embedded compression mechanism (300) comprises an embedded box (302) and two deformation-preventing compression anchor rods (301), one end of each deformation-preventing compression anchor rod (301) is fixedly connected with the embedded box (302), and the other end of each deformation-preventing compression anchor rod (301) is transversely bent and has opposite complete directions; fixedly mounted on the lateral surface of standard bounding wall (101) pre-buried box (302), the bottom fixed mounting of standard bounding wall (101) is prevented deformation pre-buried hold-down mechanism (300).

5. The vertical shaft oversized-diameter integral movable metal formwork as claimed in claim 4, wherein the deformation-preventing embedded pressing mechanism (300) further comprises an embedded box pressing plate (304) and a jackscrew (303), and the embedded box pressing plate (304) is located on the inner side surface of the standard coaming (101) and is fixedly connected with the embedded box (302) through the jackscrew (303).

6. The vertical shaft oversized-diameter integral movable metal template according to claim 2, characterized in that the demolding mechanism (600) comprises a shrinkage die plate group, a T-shaped plate (603) and a telescopic oil cylinder (601), wherein the shrinkage die plate group comprises two shrinkage die plates; each contraction template is a standard template (100) with only one vertical edge combination plate (102), one side of each contraction template without the vertical edge combination plate (102) is adjacent to the other side of each contraction template, and the longitudinal vertical plate of the T-shaped plate (603) is positioned between the two contraction templates; the transverse panel of the T-shaped plate (603) is attached to the outer side faces of two adjacent standard coamings (101); the telescopic oil cylinder (601) is fixedly arranged on the inner side face of the standard enclosing plate (101) of one telescopic template, and the free end of a piston rod of the telescopic oil cylinder (601) penetrates through a free telescopic hole in the longitudinal vertical plate and is fixedly arranged on the inner side face of the standard enclosing plate (101) of the other telescopic template.

7. The vertical shaft oversized-diameter whole moving metal formwork according to claim 7, characterized in that the demoulding mechanism (600) further comprises a limit post rod (604), one end of the limit post rod (604) is fixedly arranged on the inner side surface of the standard enclosing plate (101) of one of the contraction formworks, and the other end of the limit post rod (604) is detachably arranged on the inner side surface of the standard enclosing plate (101) of the other contraction formworks.

8. The shaft oversized-diameter whole moving metal formwork according to claim 1, further comprising a cutting edge formwork (700), wherein the cutting edge formwork (700) is positioned right below the standard formwork (100); the standard template (100) is provided with a people observation port (112).

Technical Field

The invention relates to the technical field of construction of vertical shaft shafts of municipal administration, mines, hydropower and the like. In particular to a vertical shaft oversized diameter integral movable metal template.

Background

Along with the continuous promotion of global climate change and urbanization process, the problems of insufficient water diversion and drainage system capability, low drainage standard and the like of cities are increasingly remarkable, and the frequent occurrence of events such as urban rainstorm, waterlogging, overflow pollution and the like not only causes difficulty for road traffic and resident trip, but also causes disasters such as black and odorous downstream water, and seriously threatens the development of cities and the life and property safety of people. As a large pipeline drainage system buried underground deeply, the urban deep water diversion and drainage tunnel has larger discharge capacity and storage capacity, can greatly improve the drainage capacity of the existing water diversion and drainage system, provides a water source for the city, effectively controls the rain overflow pollution and prevents the waterlogging risk.

At present, the water diversion and drainage system of the urban deep tunnel is researched in the beginning stage in China and mainly comprises a main tunnel, a vertical shaft, a water diversion or drainage pump group, a ventilation facility, a mud drainage facility and the like. The vertical shaft is an essential important component as a water inlet point for entering a deep tunnel.

The construction of the shaft of the vertical shaft generally adopts a concrete pouring wall building support, and the shaft wall is built by mainly adopting an integral movable template within 15 meters of the diameter. At present, shaft shafts of vertical shafts with diameters more than 15 meters at home and abroad are generally built by adopting fabricated combined templates, the diameter of the shaft of a deep tunnel vertical shaft is larger, the diameter of a certain shaft can reach 30m, the supporting effect is important, at present, a large-diameter shaft is constructed by pouring concrete by adopting specially-made combined steel templates, three sets of combined steel templates are required to be arranged according to the circumference of the shaft wall for turnover use, and a plurality of blocks of combined cast concrete are required to be disassembled and then assembled and placed down each time. Although the supporting device can achieve the corresponding supporting function, the problems of high labor intensity, long construction period and large engineering quantity are solved in the using process.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to provide the shaft oversized-diameter integral movable metal template which is telescopic, light in weight, low in labor intensity and short in construction period.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides a shaft super large diameter moving as a whole metal formwork, includes standard template, lift drive, the pre-buried hold-down mechanism of preapring for an unfavorable turn of events shape and demoulding mechanism, lift drive through hang in midair wire rope with the standard template drive is connected, and is adjacent can dismantle the connection between the standard template, the pre-buried hold-down mechanism of preapring for an unfavorable turn of events shape installs and utilizes on the standard template the otic placode that suspends in midair of standard template, demoulding mechanism installs adjacent two between the standard template, and these two adjacent two the standard template is in demoulding or strut a mould under demoulding mechanism's the effect.

The vertical shaft oversized-diameter integral movable metal template comprises a standard coaming, a vertical edge combination plate, a pouring gate and a suspension ear plate; the two opposite vertical edges of the standard coaming are respectively and fixedly provided with the vertical edge combination plate; the pouring gate and the suspension ear plate are respectively and fixedly arranged at the top end of the standard coaming.

According to the shaft oversized-diameter integrally-movable metal formwork, a formwork workbench and a guardrail are mounted on the inner side face of the standard enclosing plate, a first edge of the formwork workbench is fixedly mounted on the inner side wall of the standard enclosing plate, a T-shaped rod is mounted on a second edge of the formwork workbench, a transverse rod of the T-shaped rod is fixedly connected with a second edge of the formwork workbench, and a longitudinal rod of the T-shaped rod is fixedly connected with the inner side wall of the standard enclosing plate through a supporting tube; the lower end of the guardrail is fixedly arranged on the second edge of the template workbench.

In the shaft oversized-diameter integrally-moving metal template, each anti-deformation embedded compression mechanism comprises an embedded box and two anti-deformation compression anchor rods, one end of each anti-deformation compression anchor rod is fixedly connected with the embedded box, and the other end of each anti-deformation compression anchor rod is transversely bent and completely opposite in direction; the outer side face of the standard enclosing plate is fixedly provided with the embedded box, and the bottom of the standard enclosing plate is fixedly provided with the deformation-preventing embedded pressing mechanism.

Above-mentioned shaft super large diameter moving as a whole metal formwork, pre-buried hold-down mechanism of preapring for an unfavorable turn of events shape still includes pre-buried box clamp plate and jackscrew, pre-buried box clamp plate is located on the medial surface of standard bounding wall and pass through the jackscrew with pre-buried box fixed connection.

The shaft oversized-diameter integrally-moving metal template comprises a shrinkage port template group, a T-shaped plate and a telescopic oil cylinder, wherein the shrinkage port template group comprises two shrinkage port templates; each contraction template is a standard template with only one vertical edge combination plate, one sides of the two contraction templates without the vertical edge combination plates are adjacent, and the longitudinal vertical plate of the T-shaped plate is positioned between the two contraction templates; the transverse panel of the T-shaped plate is attached to the outer side faces of two adjacent standard enclosing plates; the cylinder body of the telescopic oil cylinder is fixedly arranged on the inner side surface of the standard coaming of one of the telescopic templates, and the free end of the piston rod of the telescopic oil cylinder penetrates through the free telescopic hole in the longitudinal vertical plate and is fixedly arranged on the inner side surface of the standard coaming of the other telescopic template.

The shaft oversized-diameter overall movement metal template further comprises a limiting ejector rod, one end of the limiting ejector rod is fixedly installed on one standard coaming inner side face of the contraction template, and the other end of the limiting ejector rod is detachably installed on the other standard coaming inner side face of the contraction template.

The vertical shaft oversized-diameter integral movable metal template further comprises a cutting edge template, and the cutting edge template is positioned right below the standard template; and the standard template is provided with a person-passing observation port.

The technical scheme of the invention achieves the following beneficial technical effects:

the utility model provides a shaft super large diameter moving block metal formwork can realize that lift drive arrangement or many ground steady car (winch) wire rope hoisting point realize the synchronous lift of template, through the ability that shape closing device reinforcing template global rigidity of preapring for an unfavorable turn of events and resist local deformation, leans on telescopic hydraulic cylinder to diminish or grow template main part diameter in the elastic range, can accomplish fast the drawing of patterns, transfer (or rise), found the mould and pour processes such as, sparingly build the wall of a well time by laying bricks or stones.

The ultra-large diameter integrally-moving metal template uses the standard template as a basic unit, realizes modular design, realizes the reducing of the ultra-large diameter integrally-moving metal template by adding and subtracting small standard adding plates, has the diameter increasing of 0.5-5m, can realize the function of building multiple diameter vertical shafts by one set of template, and has the characteristics of quick reducing, light weight, low labor intensity, short construction period and the like.

The ultra-large diameter integrally-moving metal template can be used for construction of deep tunnels and ultra-large diameter vertical shafts with various depths; through the modularized design, the processes of assembling and disassembling the traditional combined template for many times are reduced, the mechanical operation degree is improved, the labor input is saved, and the labor consumption is reduced. The anti-deformation pre-embedded mechanism is added, the template is tightly pressed by the movable metal template suspension plate, the template is not deformed, and the internal pouring quality and the appearance forming quality of the concrete of the well wall are ensured.

Estimated, the cost per meter of large-diameter shaft construction is 50-100 ten thousand yuan, and by adopting the construction of the oversized-diameter integral movable metal template, the cost of each shaft can be saved by 15-20% compared with that of a combined template.

The method fills the blank of building the well wall by the super-large-diameter templates of municipal administration, mines, hydropower and the like in China, enables the super-large-diameter templates to form a new standard series, and meets the requirement of rapid construction of the super-large-diameter template mineshafts of the municipal administration, the mines, the hydropower and the like.

Drawings

FIG. 1 is a schematic structural diagram of a shaft oversized-diameter integral movable metal template (ground stable roof lifting mode);

FIG. 2 is a schematic top view of the super large diameter integrally moving metal formwork of the shaft of the present invention;

FIG. 3 is a schematic structural diagram of a standard formwork of the shaft oversized-diameter integral movable metal formwork of the invention;

fig. 4 is a schematic structural view of a standard formwork at another angle of the shaft oversized-diameter integral shifting metal formwork of the invention;

FIG. 5 is a schematic structural diagram of a demolding mechanism for the vertical shaft oversized-diameter integrally-moving metal template;

fig. 6 is a schematic structural diagram of a demoulding mechanism of another angle for the vertical shaft oversized-diameter whole moving metal template.

The reference numbers in the figures denote: 100-standard template; 200-a lifting driving device; 300-deformation-preventing pre-embedded pressing mechanism; 400-suspension of wire rope; 500-continuous wall; 600-a demolding mechanism; 700-cutting edge template;

101-standard coaming; 102-vertical edge bonding plate; 105-a pouring gate; 106-suspension ear plate; 107-a template stage; 108-guardrails; 109-T bar; 110-a support tube; 112-person-passing viewing port; 301-deformation-preventing pressing anchor rod; 302-embedding a box; 303-top thread; 304-pre-buried box pressing plate; 601-a telescopic oil cylinder; 603-T-shaped plate; 604-limit the ejector pin.

Detailed Description

As shown in fig. 1 and 2, a shaft oversized-diameter integral movable metal formwork comprises a standard formwork 100, a lifting driving device 200, an anti-deformation embedded pressing mechanism 300 and a demolding mechanism 600, wherein the lifting driving device 200 is in driving connection with the standard formwork 100 through a suspension steel wire rope 400, the adjacent standard formworks 100 are detachably connected, the anti-deformation embedded pressing mechanism 300 is installed on the standard formwork 100 and presses a suspension ear plate 106 of the standard formwork 100 by using the anti-deformation embedded pressing mechanism 300, the demolding mechanism 600 is installed between the two adjacent standard formworks 100, and the two adjacent standard formworks 100 are demolded or supported under the action of the demolding mechanism 600. The ultra-large diameter overall moving metal template is formed by connecting a plurality of circular arc standard templates 100 to form a double-slit type annular structure, and a rigid demoulding mechanism 600 is arranged between the standard templates 100.

As shown in fig. 3 to 5, the shaft super large diameter overall movable metal formwork of the present embodiment is spliced by using the standard formwork 100 as a unit, and the diameter of the shaft is changed by increasing the number of the standard formworks 100. The standard template 100 comprises a standard coaming 101, a vertical edge combination plate 102, a pouring gate 105 and a suspension ear plate 106; the vertical edge combination plates 102 are fixedly arranged on two opposite vertical edges of the standard coaming 101 respectively; the pouring opening 105 and the suspension ear plate 106 are respectively and fixedly arranged at the top end of the standard enclosing plate 101.

As shown in fig. 3, in order to facilitate the construction of workers, a formwork workbench 107 and a guardrail 108 are installed on the inner side surface of the standard enclosing plate 101, a first edge of the formwork workbench 107 is fixedly installed on the inner side wall of the standard enclosing plate 101, a t-shaped rod 109 is installed on a second edge of the formwork workbench 107, a cross rod of the t-shaped rod 109 is fixedly connected with a second edge of the formwork workbench 107, and a longitudinal rod of the t-shaped rod 109 is fixedly connected with the inner side wall of the standard enclosing plate 101 through a support tube 110; the lower end of the guardrail 108 is fixedly mounted on the second edge of the formwork table 107.

As shown in fig. 6 and 3, in order to solve the problem that the metal formwork with an oversized diameter integrally moves is easy to deform due to the large diameter of a shaft, a deformation-preventing embedded pressing mechanism 300 is added. Each deformation-preventing embedded compression mechanism 300 comprises an embedded box 302 and two deformation-preventing compression anchor rods 301, one end of each deformation-preventing compression anchor rod 301 is fixedly connected with the embedded box 302, and the other end of each deformation-preventing compression anchor rod 301 is transversely bent and completely opposite in direction; the outer side face of the standard enclosing plate 101 is fixedly provided with the embedded box 302, and the bottom of the standard enclosing plate 101 is fixedly provided with the deformation-preventing embedded pressing mechanism 300. The deformation-preventing embedded pressing mechanism 300 further comprises an embedded box pressing plate 304 and a jackscrew 303, wherein the embedded box pressing plate 304 is located on the inner side face of the standard coaming 101 and is fixedly connected with the embedded box 302 through the jackscrew 303.

The embedded box 302 is fixedly installed on the suspension ear plate 106 through a concave pressing plate 304, two free ends of the concave pressing plate 304 transversely extend out of an installation part, and an included angle between the installation part and the free ends of the concave pressing plate 304 is 90 degrees; the concave pressing plate 304 and the embedded box 302 are fixedly installed together through bolts and the installation part.

As shown in fig. 4, the deformation-preventing embedded pressing mechanisms 300 are respectively installed on the lower standard coaming 101 of the standard template 100 and the suspension ear plate 106 on the upper part of the standard template 100, and after pouring, the deformation-preventing pressing anchor rods 301 can extend into the continuous wall 500, so that the bending deformation resistance of the ultra-large diameter integrally-moving metal template is enhanced.

As shown in fig. 5-6, the demolding of the oversized-diameter integrally-moving metal template is realized by the demolding mechanism 600. The demolding mechanism 600 comprises a shrinkage die plate group, a T-shaped plate 603 and a telescopic oil cylinder 601, wherein the shrinkage die plate group comprises two shrinkage die plates; each contraction template is a standard template 100 with only one vertical edge combination plate 102, one side of each contraction template without the vertical edge combination plate 102 is adjacent, and the longitudinal vertical plate of the T-shaped plate 603 is positioned between the two contraction templates; the transverse panel of the T-shaped plate 603 is attached to the outer side faces of two adjacent standard coamings 101; the cylinder body of the telescopic oil cylinder 601 is fixedly arranged on the inner side surface of the standard enclosing plate 101 of one telescopic template, and the free end of the piston rod of the telescopic oil cylinder 601 penetrates through a free telescopic hole in the longitudinal vertical plate and is fixedly arranged on the inner side surface of the standard enclosing plate 101 of the other telescopic template. The demolding mechanism 600 further comprises a limiting ejector rod 604, one end of the limiting ejector rod 604 is fixedly installed on the inner side face of the standard coaming 101 of one of the contraction templates, and the other end of the limiting ejector rod 604 is detachably installed on the inner side face of the standard coaming 101 of the other contraction template. By driving the telescopic oil cylinder 601, the two shrinkage port templates are close to or far away from each other, the diameter shrinkage reduction or the diameter enlargement recovery of the whole ultra-large diameter integrally moving metal template is realized, the process conversion of the templates can be completed quickly, and the time is saved.

The shaft oversized-diameter integral movable metal formwork further comprises a cutting edge formwork 700, wherein the cutting edge formwork 700 is positioned right below the standard formwork 100; the standard template 100 is provided with a person-passing observation port 112.

The lifting driving device 200 is a ground vehicle-stabilizing winch, and the power output end of the lifting driving device is in driving connection with the suspension steel wire rope 400. By controlling the plurality of lifting driving devices 200, the synchronous operation of the metal template with the oversized diameter integrally moved can be realized.

The specific working principle is as follows:

1. splicing and formwork supporting of the oversized-diameter integrally-moved metal formwork:

according to the diameter of a shaft, a required number of standard templates 100 are selected, and the vertical edge combination plate 102 of one standard template 100 is fixedly connected with the vertical edge combination plate 102 of the other standard template 100, so that a plurality of standard templates 100 are connected, meanwhile, the number of the demoulding mechanisms 600 is arranged between the two standard templates 100, and the number of the demoulding mechanisms 600 can be 2, and the demoulding mechanisms 600 are respectively positioned at two ends of one diameter of the ultra-large diameter integrally-moving metal template.

The diameter of the template main body is reduced or enlarged within the elastic range by the telescopic oil cylinder 601, so that the working procedures of demoulding, lowering or lifting, erecting a mould and the like can be quickly finished, and the time for building a well wall is saved; and the further stability of the template main body is realized through the propping action of the limiting ejector rod 604.

On a standard enclosing plate 101 at the lower part of a standard template 100, arranging a pre-buried box pressing plate 304 on the inner side surface of the standard enclosing plate 101, and fixing the pre-buried box pressing plate 304 and a pre-buried box 302 through a jackscrew 303; meanwhile, the embedded box 302 and the concave pressing plate 304 are fixed together on the suspension ear plate 106 at the upper part of the standard template 100 through bolts.

2. Pouring from pouring gate 105: after the assembly of the ultra-large-diameter integrally-moving metal template is completed, the ultra-large-diameter integrally-moving metal template can be poured through the standard template 100 and the pouring gate 105 on the demolding mechanism 600, and the anti-deformation pressing anchor rods 301 on the embedded boxes 302 stretch into the poured continuous wall 500, so that the bending deformation resistance of the ultra-large-diameter integrally-moving metal template is enhanced.

3. After the casting is completed, demolding is required: one end of the suspension wire rope 400 is connected to the suspension ear plate 106 of the standard form 100, and the other end of the suspension wire rope 400 is connected to the power output end of the lifting driving device 200.

Before lifting, the jackscrews 303 fixing the embedded box pressing plate 304 and the embedded box 302 and the bolts fixing the embedded box 302 and the concave pressing plate 304 need to be detached.

And then the lifting driving device 200 is controlled to synchronously lift and drive the suspension steel wire rope 400 to ascend, so that the metal template with the ultra-large diameter integrally moved is synchronously lifted, and demoulding is finished.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.