CN117905268A - Non-permanent raft side form and construction method - Google Patents

Non-permanent raft side form and construction method Download PDF

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Publication number
CN117905268A
CN117905268A CN202410158799.0A CN202410158799A CN117905268A CN 117905268 A CN117905268 A CN 117905268A CN 202410158799 A CN202410158799 A CN 202410158799A CN 117905268 A CN117905268 A CN 117905268A
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China
Prior art keywords
permanent
adjustable length
raft
formwork
modular
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Pending
Application number
CN202410158799.0A
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Chinese (zh)
Inventor
杨历坤
王龙军
葛序尧
和西良
王世光
殷朋
倪允忠
狄聚宝
孟勇
沈凯凯
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Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Application filed by Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd filed Critical Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority to CN202410158799.0A priority Critical patent/CN117905268A/en
Publication of CN117905268A publication Critical patent/CN117905268A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)

Abstract

The invention belongs to the technical field of building construction, and particularly relates to a non-permanent raft side form and a construction method, wherein the non-permanent raft side form comprises a plurality of modular templates, an adjustable length supporting mechanism, cushion reverse edges and supporting cushion blocks, the number of the modular templates is multiple, the modular templates are detachably connected through the adjustable length supporting mechanism, the lower end of the adjustable length supporting mechanism is detachably connected with the supporting cushion blocks, the adjustable length supporting mechanism comprises an adjustable length supporting piece, and the adjustable length supporting piece stretches along the length direction of the adjustable length supporting piece; compared with the prior art, the invention has the advantages and positive effects that: compared with the traditional brick template, the invention has the advantages of high construction efficiency and labor input reduction, and can realize on-site assembly through the module template.

Description

Non-permanent raft side form and construction method
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a non-permanent raft side form and a construction method.
Background
On one hand, the traditional brick building template needs working procedures such as manual building, plastering and the like, and the construction speed is low; on the other hand, after the brick fetal membrane is built, the brick fetal membrane cannot be reused and is buried underground, so that resource waste is caused, and the economical efficiency is poor; aiming at the problems of low construction speed, resource waste and poor economy in the construction process of the traditional brick building template, a non-permanent raft side template with high production efficiency, good economy and easy installation is needed.
Disclosure of Invention
The invention provides a non-permanent raft side form and a construction method thereof aiming at the problems.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a non-permanent raft limit mould, includes module form template, adjustable length supporting mechanism, the back porch of bed course and supporting cushion, module form template quantity is a plurality of, and a plurality of module form template is through adjustable length supporting mechanism detachable connection, the back porch of bed course includes the back porch horizontal part and the vertical portion of back porch, module form template lower extreme is laminated with the horizontal portion of back porch, module form template lateral surface is laminated with the vertical portion of back porch, adjustable length supporting mechanism lower extreme is detachable connection with supporting cushion;
the adjustable length support mechanism comprises an adjustable length support piece, and the adjustable length support piece stretches out and draws back along the length direction of the adjustable length support piece.
Preferably, the length-adjustable supporting mechanism further comprises a channel steel, a supporting fixing piece and a pin shaft, the channel steel is arranged on the outer side face of the module-shaped template, the supporting fixing piece is arranged on the channel steel, the supporting fixing piece is provided with a pin hole, the pin shaft and the pin hole are coaxial, and the length-adjustable supporting piece is detachably connected with the supporting fixing piece through the pin shaft.
Preferably, the module-shaped template comprises a female die part and a male die part, and the female die part and the male die part are in mortise-tenon connection.
Preferably, the length-adjustable support member comprises a spring, a first telescopic connecting rod, a second telescopic connecting rod and a set screw, the first telescopic connecting rod is cylindrical, the first telescopic connecting rod is in sliding connection with the second telescopic connecting rod, one end of the spring is attached to the first telescopic connecting rod, the spring is detachably connected with the second telescopic connecting rod, a locking hole is formed in one side face of the telescopic connecting rod, and the set screw penetrates through the locking hole to attach to the two side faces of the telescopic connecting rod.
Preferably, the non-permanent raft side mold further comprises a hanging ring, and the hanging ring is mounted on the upper end face of the module-shaped mold plate.
Preferably, the vertical section of the reverse vertical part is rectangular or right trapezoid.
Preferably, the non-permanent raft side mold further comprises a side slope, and the side surface of the side slope is attached to the side surface of the support cushion block, which is far away from the module-shaped mold plate.
Preferably, the non-permanent raft side mold further comprises a controller, a pressure sensor and an alarm, wherein the pressure sensor and the alarm are both in communication connection with the controller, the pressure sensor is mounted on the length-adjustable support piece, and the controller and the alarm are both mounted on the support cushion block.
Preferably, the support cushion block comprises a vertical telescopic rod and a cushion block base body, wherein the vertical telescopic rod is arranged at the upper end of the cushion block base body, and one end, far away from the cushion block base body, of the vertical telescopic rod is detachably connected with the length-adjustable support piece.
A construction method of a non-permanent raft side form, which utilizes the non-permanent raft side form, comprises the following steps:
step one: performing field leveling, and then pouring a concrete cushion layer and a cushion layer reverse edge;
Step two: installing a supporting cushion block;
Step three: after the concrete cushion layer meets the strength requirement, hoisting the module-shaped template through a hoisting ring and installing;
step four: connecting two adjacent module-shaped templates through a pin shaft;
Step five: installing an adjustable length support piece, and connecting the adjustable length support piece with a support cushion block;
Step six: leveling each modular form by adjusting the adjustable length support;
step seven: binding raft steel bars and pouring concrete.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) Compared with the traditional brick template, the application of the building blocks is reduced, the material waste phenomenon is avoided, in addition, the construction speed is high, the labor investment is low, the construction period is short, the turnover use is realized, the economy is reduced, the construction surface is neat, and a powerful guarantee is provided for the subsequent waterproof construction;
(2) Compared with the traditional brick template, the invention has the advantages of high construction efficiency, labor input reduction, good economy, capability of being detached for multiple times after the construction of the module-shaped template is finished, resource waste caused by the fact that the traditional brick template can be applied once, and simple module-shaped template and strong practicality;
(3) The length-adjustable supporting piece stretches and contracts along the length direction of the supporting piece, so that the supporting effect is achieved, the tight connection among a plurality of module-shaped templates is ensured, and each module-shaped template is more convenient to flatten;
(4) The female die part and the male die part are connected through mortise and tenon, and after concrete is poured in the seventh step, the concrete is not easy to flow out from the joint surface among the plurality of module-shaped templates, so that the quality of a final product is improved;
(5) The vertical section of the vertical part of the reverse edge is a right trapezoid, so that the module-shaped template and the cushion layer are separated in reverse edge during disassembly;
(6) The pressure sensor and the alarm are both in communication connection with the controller, the pressure sensor is arranged on the adjustable length support piece, the size of the stress of the adjustable length support piece is judged through signals sent to the controller by the pressure sensor, and when the stress is abnormal, the controller controls the alarm to give out an alarm, so that the safety protection effect is achieved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:
Fig. 1 is a front view of a non-permanent raft edge mold;
FIG. 2 is a cross-sectional view of a non-permanent raft edge mold;
FIG. 3 is a perspective view of a non-permanent raft edge mold;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic diagram of the mating of a plurality of modular forms of a non-permanent raft edge form;
Fig. 6 is a flow chart of a construction method of a non-permanent raft edge mold.
Reference numerals:
1-a module-shaped template, 11-a first module-shaped template, 12-a second module-shaped template;
2-adjustable length supporting mechanisms, 21-adjustable length supporting pieces, 22-channel steel, 23-supporting fixing pieces and 24-pin shafts;
3-hanging rings;
4-side slope;
5-cushion layer reverse edge, 51-reverse edge horizontal part, 52-reverse edge vertical part;
And 6, supporting the cushion block.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.
Example 1
The following specifically describes a non-permanent raft side mold with reference to fig. 1 to 5, as shown in fig. 1 and 2, the non-permanent raft side mold comprises a plurality of modular templates 1, an adjustable length support mechanism 2, a cushion layer counter edge 5 and a support cushion block 6, wherein the modular templates 1 are detachably connected through the adjustable length support mechanism 2, the cushion layer counter edge 5 comprises a counter edge horizontal part 51 and a counter edge vertical part 52, the lower end of the modular template 1 is attached to the counter edge horizontal part 51, the outer side surface of the modular template 1 is attached to the counter edge vertical part 52, the lower end of the adjustable length support mechanism 2 is detachably connected with the support cushion block 6, and the lower end of the adjustable length support mechanism 2 is hinged with the support cushion block 6.
As shown in fig. 2 and 3, the adjustable-length support mechanism 2 includes an adjustable-length support 21, and the adjustable-length support 21 is telescopic in its own length direction.
As shown in fig. 3 and 4, the length-adjustable supporting mechanism 2 further includes a channel 22, a supporting fixing member 23 and a pin shaft 24, the channel 22 is mounted on the outer side surface of the module-shaped template 1, the supporting fixing member 23 is mounted on the channel 22, a pin hole is formed in the supporting fixing member 23, the pin shaft 24 is coaxial with the pin hole, and the length-adjustable supporting member 21 is detachably connected with the supporting fixing member 23 through the pin shaft 24.
As shown in fig. 3 and 5, the module-shaped formwork 1 includes a female die portion and a male die portion, which are mortise-tenon connected.
The length-adjustable support 21 comprises a spring, a first telescopic connecting rod, a second telescopic connecting rod and a set screw, the first telescopic connecting rod is cylindrical, the first telescopic connecting rod and the second telescopic connecting rod are in sliding connection, one end of the spring is attached to the first telescopic connecting rod, the spring is detachably connected with the second telescopic connecting rod, a locking hole is formed in one side face of the telescopic connecting rod, the set screw penetrates through the locking hole to be attached to the second side face of the telescopic connecting rod, and the first telescopic connecting rod and the second telescopic connecting rod are sleeved.
As shown in fig. 1, the non-permanent raft side mold further comprises a hanging ring 3, and the hanging ring 3 is mounted on the upper end face of the modular form 1.
As shown in fig. 3, the vertical section of the counter vertical portion 52 is rectangular.
As shown in fig. 3, the non-permanent raft side mold further comprises a side slope 4, and the side surface of the side slope 4 is attached to the side surface of the support cushion block 6 away from the mold block mold plate 1.
The non-permanent raft sideform still includes controller, pressure sensor and siren, and pressure sensor and siren all are connected with the controller communication, and pressure sensor installs in adjustable length support piece 21, and controller and siren are all installed in supporting cushion 6, and the signal through pressure sensor send for the controller judges the size of adjustable length support piece 21 atress, when the atress is unusual, the controller control siren sends the police dispatch newspaper, plays the safety protection effect.
As shown in fig. 3, the module-shaped template 1 includes a first module-shaped template 11 and a second module-shaped template 12, a groove is formed on one side of the first module-shaped template 11, which is close to the second module-shaped template 12, a protrusion is formed on one side of the second module-shaped template 12, which is close to the first module-shaped template 11, and the groove is clamped with the protrusion.
Example 2
The difference between this embodiment and embodiment 1 is that: the vertical section of the reverse vertical part 52 is a right trapezoid, the reverse vertical part 52 comprises a right trapezoid bevel edge part, the right trapezoid bevel edge part is attached to the side face of the module-shaped template 1, and the width of the upper end of the reverse vertical part 52 is smaller than that of the lower end of the reverse vertical part 52.
Example 3
The difference between this embodiment and embodiment 1 is that: the support cushion block 6 comprises a vertical telescopic rod and a cushion block base body, the vertical telescopic rod is arranged at the upper end of the cushion block base body, and one end, far away from the cushion block base body, of the vertical telescopic rod is detachably connected with the length-adjustable supporting piece 21.
At the different time quantum of ligature raft reinforcing bar and pouring concrete, along with the difference of the solidification degree of concrete, module form template 1 is different in the size of different time quantum atress, through at the concrete solidification earlier stage, extends vertical telescopic link, has guaranteed the supporting effect, along with the concrete solidification to a certain extent, reduces the extrusion force to module form template 1 this moment, shortens vertical telescopic link this moment, has saved the space occupation area of adjustable length support piece 21 and supporting cushion 6, and has improved the security.
As shown in fig. 6, a construction method of a non-permanent raft edge form, using a non-permanent raft edge form, comprises the steps of:
step one: performing field leveling, and then pouring a concrete cushion layer and a cushion layer counter edge 5;
Step two: installing a supporting cushion block 6;
step three: after the concrete cushion layer meets the strength requirement, the module-shaped template 1 is hoisted and installed through the hoisting ring 3;
step four: two adjacent module-shaped templates 1 are connected through a pin shaft 24;
step five: installing an adjustable length support 21, and connecting the adjustable length support 21 with the support cushion block 6;
Step six: leveling each module-like form 1 by adjusting the adjustable length support 21;
step seven: binding raft steel bars and pouring concrete.
As a technical solution of the present application, the hardware configuration provided is only for facilitating the implementation of the brake control on the basis of hardware facilities, and in particular, how to implement the brake control and the brake control method is not a technical problem to be solved and an object to be protected by the present application, and meanwhile, the communication methods between devices all adopt the existing communication methods, which is not an application point of the present application.
The present invention is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (10)

1.一种非永久性筏板边模，其特征在于：包括模块状模板（1）、可调长度支撑机构（2）、垫层反沿（5）和支撑垫块（6），所述模块状模板（1）数量为多个，多个所述模块状模板（1）通过可调长度支撑机构（2）可拆卸连接，所述垫层反沿（5）包括反沿水平部（51）和反沿竖直部（52），所述模块状模板（1）下端与反沿水平部（51）贴合，所述模块状模板（1）外侧面与反沿竖直部（52）贴合，所述可调长度支撑机构（2）下端与支撑垫块（6）可拆卸连接；1. A non-permanent raft slab side form, characterized in that it comprises a modular formwork (1), an adjustable length support mechanism (2), a cushion layer reverse edge (5) and a support pad (6), wherein the modular formwork (1) is provided in plurality, the plurality of modular formworks (1) are detachably connected via the adjustable length support mechanism (2), the cushion layer reverse edge (5) comprises a reverse edge horizontal portion (51) and a reverse edge vertical portion (52), the lower end of the modular formwork (1) is fitted with the reverse edge horizontal portion (51), the outer side surface of the modular formwork (1) is fitted with the reverse edge vertical portion (52), and the lower end of the adjustable length support mechanism (2) is detachably connected with the support pad (6); 所述可调长度支撑机构（2）包括可调节长度支撑件（21），所述可调节长度支撑件（21）沿自身长度方向伸缩。The adjustable length support mechanism (2) comprises an adjustable length support member (21), and the adjustable length support member (21) is retractable along its own length direction. 2.根据权利要求1所述的一种非永久性筏板边模，其特征在于：所述可调长度支撑机构（2）还包括槽钢（22）、支撑固定件（23）和销轴（24），所述槽钢（22）安装于模块状模板（1）外侧面，所述支撑固定件（23）安装于槽钢（22），所述支撑固定件（23）上开设有销孔，所述销轴（24）与销孔同轴心，所述可调节长度支撑件（21）通过销轴（24）与支撑固定件（23）可拆卸连接。2. A non-permanent raft side form according to claim 1, characterized in that: the adjustable length support mechanism (2) further comprises a channel steel (22), a support fixing member (23) and a pin shaft (24), the channel steel (22) is installed on the outer side surface of the modular formwork (1), the support fixing member (23) is installed on the channel steel (22), a pin hole is opened on the support fixing member (23), the pin shaft (24) is coaxial with the pin hole, and the adjustable length support member (21) is detachably connected to the support fixing member (23) through the pin shaft (24). 3.根据权利要求1所述的一种非永久性筏板边模，其特征在于：所述模块状模板（1）包括凹模部和凸模部，所述凹模部和凸模部榫卯连接。3. A non-permanent raft slab side formwork according to claim 1, characterized in that: the modular formwork (1) comprises a concave mould part and a male mould part, and the concave mould part and the male mould part are connected by mortise and tenon joints. 4.根据权利要求2所述的一种非永久性筏板边模，其特征在于：所述可调节长度支撑件（21）包括弹簧、伸缩连杆一、伸缩连杆二和紧定螺钉，所述伸缩连杆一为筒状，所述伸缩连杆一和伸缩连杆二滑动连接，所述弹簧一端与伸缩连杆一贴合，所述弹簧与伸缩连杆二可拆卸连接，所述伸缩连杆一侧面开设有锁紧孔，所述紧定螺钉穿过锁紧孔与伸缩连杆二侧面贴合。4. A non-permanent raft side form according to claim 2, characterized in that: the adjustable length support member (21) includes a spring, a telescopic link 1, a telescopic link 2 and a fixing screw, the telescopic link 1 is cylindrical, the telescopic link 1 and the telescopic link 2 are slidably connected, one end of the spring is in contact with the telescopic link 1, the spring and the telescopic link 2 are detachably connected, a locking hole is provided on the side of the telescopic link 1, and the fixing screw passes through the locking hole and is in contact with the side of the telescopic link 2. 5.根据权利要求2所述的一种非永久性筏板边模，其特征在于：所述非永久性筏板边模还包括吊环（3），所述吊环（3）安装于模块状模板（1）上端面。5. A non-permanent raft slab side formwork according to claim 2, characterized in that: the non-permanent raft slab side formwork further comprises a lifting ring (3), and the lifting ring (3) is installed on the upper end surface of the modular formwork (1). 6.根据权利要求1所述的一种非永久性筏板边模，其特征在于：所述反沿竖直部（52）竖直截面为矩形或者直角梯形。6. A non-permanent raft side form according to claim 1, characterized in that the vertical cross-section of the anti-edge vertical portion (52) is a rectangle or a right-angled trapezoid. 7.根据权利要求5所述的一种非永久性筏板边模，其特征在于：所述非永久性筏板边模还包括边坡（4），所述边坡（4）侧面与支撑垫块（6）远离模块状模板（1）的侧面贴合。7. A non-permanent raft slab side formwork according to claim 5, characterized in that the non-permanent raft slab side formwork further comprises a slope (4), and a side surface of the slope (4) is in contact with a side surface of the support pad (6) away from the modular formwork (1). 8.根据权利要求1所述的一种非永久性筏板边模，其特征在于：所述非永久性筏板边模还包括控制器、压力传感器和警报器，所述压力传感器和警报器均与控制器通信连接，所述压力传感器安装于可调节长度支撑件（21），所述控制器和警报器均安装于支撑垫块（6）。8. A non-permanent raft side form according to claim 1, characterized in that: the non-permanent raft side form also includes a controller, a pressure sensor and an alarm, the pressure sensor and the alarm are both connected to the controller for communication, the pressure sensor is installed on an adjustable length support member (21), and the controller and the alarm are both installed on a support pad (6). 9.根据权利要求8所述的一种非永久性筏板边模，其特征在于：所述支撑垫块（6）包括竖直伸缩杆和垫块基体，所述竖直伸缩杆安装于垫块基体上端，所述竖直伸缩杆远离垫块基体的一端与可调节长度支撑件（21）可拆卸连接。9. A non-permanent raft side form according to claim 8, characterized in that: the supporting pad (6) comprises a vertical telescopic rod and a pad base, the vertical telescopic rod is installed on the upper end of the pad base, and the end of the vertical telescopic rod away from the pad base is detachably connected to the adjustable length support member (21). 10.一种非永久性筏板边模施工方法，其特征在于：利用权利要求7所述的非永久性筏板边模，包括以下步骤：10. A method for constructing a non-permanent raft slab side formwork, characterized in that: using the non-permanent raft slab side formwork according to claim 7, comprising the following steps: 步骤一：进行场地平整，然后浇筑混凝土垫层和垫层反沿（5）；Step 1: Level the site, then pour the concrete cushion and cushion backing (5); 步骤二：安装支撑垫块（6）；Step 2: Install the support pad (6); 步骤三：待混凝土垫层达到强度要求后，通过吊环（3）吊装模块状模板（1）并进行安装；Step 3: After the concrete cushion layer reaches the strength requirement, the modular formwork (1) is hoisted through the hoist ring (3) and installed; 步骤四：通过销轴（24）将两块相邻的模块状模板（1）进行连接；Step 4: Connect two adjacent modular templates (1) via a pin (24); 步骤五：安装可调节长度支撑件（21），将可调节长度支撑件（21）与支撑垫块（6）连接；Step 5: Install the adjustable length support member (21), and connect the adjustable length support member (21) to the support pad (6); 步骤六：通过调整可调节长度支撑件（21）平整各个模块状模板（1）；Step 6: leveling each module-shaped template (1) by adjusting the adjustable length support member (21); 步骤七：绑扎筏板钢筋和浇筑混凝土。Step 7: Tie the raft slab reinforcement and pour concrete.
CN202410158799.0A 2024-02-04 2024-02-04 Non-permanent raft side form and construction method Pending CN117905268A (en)

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CN113152529A (en) * 2021-03-24 2021-07-23 中铁建工集团有限公司 Be suitable for portable adjustable bracing device of fixed limiting plate fetal membrane seam usefulness
CN116290089A (en) * 2023-02-16 2023-06-23 北京工业大学 Concrete pouring formwork system used in underground space and construction method thereof
CN219675324U (en) * 2023-04-23 2023-09-12 中冶建工集团有限公司 Safety monitoring device for formwork support system
CN116927258A (en) * 2023-07-07 2023-10-24 陕西建工第五建设集团有限公司 A construction method and construction support device for pre-paved anti-adhesive waterproofing membrane

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CN113152529A (en) * 2021-03-24 2021-07-23 中铁建工集团有限公司 Be suitable for portable adjustable bracing device of fixed limiting plate fetal membrane seam usefulness
CN116290089A (en) * 2023-02-16 2023-06-23 北京工业大学 Concrete pouring formwork system used in underground space and construction method thereof
CN219675324U (en) * 2023-04-23 2023-09-12 中冶建工集团有限公司 Safety monitoring device for formwork support system
CN116927258A (en) * 2023-07-07 2023-10-24 陕西建工第五建设集团有限公司 A construction method and construction support device for pre-paved anti-adhesive waterproofing membrane

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