CN111894288A - Welding control device for positioning rib of reinforced concrete wall and column template - Google Patents

Welding control device for positioning rib of reinforced concrete wall and column template Download PDF

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CN111894288A
CN111894288A CN202010589227.XA CN202010589227A CN111894288A CN 111894288 A CN111894288 A CN 111894288A CN 202010589227 A CN202010589227 A CN 202010589227A CN 111894288 A CN111894288 A CN 111894288A
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steel
angle
welding
vertical
reference surface
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宋大琴
梁犇
张野
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China MCC20 Group Corp Ltd
Shanghai Ershiye Construction Co Ltd
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China MCC20 Group Corp Ltd
Shanghai Ershiye Construction Co Ltd
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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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14—Conveying or assembling building elements
    • E04G21/16—Tools or apparatus
    • E04G21/18—Adjusting tools; Templates
    • E04G21/1841—Means for positioning building parts or elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs
    • 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
    • E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
    • 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
    • E04G17/04—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements

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  • Mechanical Engineering (AREA)
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Abstract

本发明涉及建筑施工领域，具体是一种用于钢筋混凝土墙、柱模板定位筋的焊接控制装置；其特征是：包括通过旋转调节角度和位置从而为定位筋焊接提供垂直基准面的第一机构（1），为调节垂直基准面提供水平基准面的第二机构（2）；连接或铰接第一机构（1）或第二机构（2）的铰接机构（3）。本发明解决了目前在墙、柱定位筋焊接位置准确性控制方面的问题，提供一种成本低廉的定位筋焊接位置准确装置和方法。

Figure 202010589227

The invention relates to the field of building construction, in particular to a welding control device for positioning ribs of reinforced concrete walls and column formwork. (1), a second mechanism (2) for providing a horizontal reference plane for adjusting the vertical reference plane; a hinge mechanism (3) for connecting or articulating the first mechanism (1) or the second mechanism (2). The invention solves the current problem in the accuracy control of the welding position of the wall and column positioning rib, and provides a low-cost positioning rib welding position accurate device and method.

Figure 202010589227

Description

用于钢筋混凝土墙、柱模板定位筋的焊接控制装置Welding control device for reinforced concrete wall and column formwork positioning ribs

技术领域technical field

本发明涉及建筑施工领域，具体是一种用于钢筋混凝土墙、柱模板定位筋的焊接控制装置。The invention relates to the field of building construction, in particular to a welding control device for positioning ribs of reinforced concrete walls and column formwork.

背景技术Background technique

当前，超高层建筑越来越常见，其主体结构要求必须采用高标号的钢筋混凝土的框架、框剪、框筒结构。在这些结构中框架柱、剪力墙施工时模板支设及安装必须要在墙、柱底部焊接控制模板位置的定位钢筋。目前在墙、柱定位筋焊接位置控制方面大多采取者简单的直角方木方法，其焊接位置准确性取决于直角方木放置的楼地面混凝土浇筑的平整好坏，因此，定位筋焊接位置准确性得不到保障。At present, super high-rise buildings are becoming more and more common, and their main structure requires high-grade reinforced concrete frame, frame shear and frame tube structure. In these structures, during the construction of frame columns and shear walls, the formwork support and installation must be welded at the bottom of the walls and columns to control the position of the formwork. At present, the simple right-angle square wood method is mostly adopted in the welding position control of the wall and column positioning bars. The accuracy of the welding position depends on the leveling of the concrete pouring on the floor where the right-angle square wood is placed. Therefore, the accuracy of the welding position of the positioning bars Not guaranteed.

发明内容SUMMARY OF THE INVENTION

本发明的目的在于克服上述缺陷，提出一种易于控制、操作简单、可靠的用于建筑工程中钢筋混凝土墙、柱模板定位筋焊接控制装置及施工方法。The purpose of the present invention is to overcome the above-mentioned defects, and to propose an easy-to-control, simple-to-operate and reliable welding control device and construction method for reinforced concrete walls and column formwork positioning ribs in construction projects.

为了达到上述目的，本发明是这样实现的：In order to achieve the above object, the present invention is achieved in this way:

一种用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，包括通过旋转调节角度和位置从而为定位筋焊接提供垂直基准面的第一机构，为调节垂直基准面提供水平基准面的第二机构；连接或铰接第一机构或第二机构的铰接机构；其中，提供水平基准面的第二机构包括三个调节脚螺旋、脚螺旋由全螺纹螺栓和配套的螺母组成、放置垂直基准面的钢板、铰连接垂直基准面的第一转轴、为水平基准面提供铅锤线的圆水准气泡；可旋转调节垂直基准面角度和位置的第一机构，包括角钢、焊接在角钢上的第二转轴；所述铰接机构，包括套在前第一述转轴和第二转轴上并与与之配套的两个钢管、将两个钢焊接在一起扁钢。A welding control device for positioning ribs of reinforced concrete walls and column formwork, comprising a first mechanism for providing a vertical reference plane for positioning ribs welding by rotating and adjusting the angle and position, and a second mechanism for providing a horizontal reference plane for adjusting the vertical reference plane. Mechanism; a hinged mechanism connecting or articulating the first mechanism or the second mechanism; wherein, the second mechanism providing the horizontal reference plane includes three adjusting foot screws, the foot screws are composed of full-threaded bolts and matching nuts, and the vertical reference plane is placed. The steel plate, the first shaft hinged to the vertical reference plane, the circular level bubble that provides the plumb line for the horizontal reference plane; the first mechanism that can rotate to adjust the angle and position of the vertical reference plane, including the angle steel and the second shaft welded on the angle steel ; The hinge mechanism includes two steel pipes sleeved on the first rotating shaft and the second rotating shaft and matched with them, and the two steels are welded together as flat steel.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，所述提供定位钢筋焊接垂直定位基准面的第一机构由型钢组成，包括角钢，转动角钢角钢所需的转动轴圆钢，将角钢打孔并与圆钢直径匹配，圆钢放入孔内和角钢焊接成整体，确保圆钢与角钢水平方向成90°，与水平基准面钢板接触的角钢焊接面需保证光滑。The welding control device for reinforced concrete wall and column formwork positioning bars, the first mechanism for providing the vertical positioning reference plane for positioning steel bar welding is composed of section steel, including angle steel, and the rotation shaft round steel required for rotating the angle steel angle steel, The angle steel is punched and matched with the diameter of the round steel. The round steel is placed in the hole and the angle steel is welded into a whole. Make sure that the horizontal direction of the round steel and the angle steel is 90°, and the welding surface of the angle steel in contact with the horizontal reference plane steel plate must be smooth.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，所述为垂直基准面旋转调节角度和距离提供所需的水平基准面的第二机构包括型钢及五金件组成，具体包括水平基准面的钢板，为调节钢板高低达到水平的三个脚螺旋由全螺纹螺栓与之配套的螺母组成，固定水平基准面钢板上的圆水准气泡为为脚螺旋调节提供标准，固定在钢板上的圆水准气泡应校验合格，为角钢提供旋转的轴圆钢焊接在钢板上。The described welding control device for reinforced concrete wall and column formwork positioning rib, the second mechanism for providing the required horizontal reference plane for the rotation and adjustment of the angle and distance of the vertical reference plane is composed of section steel and hardware, and specifically includes a horizontal reference plane. The steel plate on the datum plane, in order to adjust the height of the steel plate to the level, the three foot screws are composed of full threaded bolts and matching nuts. The circular leveling bubble should be verified to be qualified, and the circular steel that provides the rotating shaft for the angle steel is welded on the steel plate.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，为第一机构和第二机构铰接的第三机构由型钢组成，包括套在圆钢、圆钢旋转钢管，两个钢管之间用扁钢焊接成一体，焊接时它们的轴线要在一个平面。The welding control device for reinforced concrete wall and column template positioning rib is composed of section steel for the third mechanism hinged between the first mechanism and the second mechanism, including a round steel, a round steel rotating steel pipe, and the two steel pipes. They are welded together with flat steel, and their axes should be in the same plane during welding.

上述任一钢筋混凝土墙、柱模板定位筋的焊接控制装置的使用方法，包括The use method of the welding control device of any of the above-mentioned reinforced concrete walls and column formwork positioning ribs, including

步骤1、将本装置放置在墙、柱结构竖向钢筋附近已弹墨线外侧的混凝土面上，让第二机构的工作边距墨线的外侧0~30mm，工作边与墨线基本平行；Step 1. Place the device on the concrete surface on the outer side of the ink line near the vertical steel bars of the wall and column structure, so that the working edge of the second mechanism is 0~30mm away from the outer side of the ink line, and the working edge is basically parallel to the ink line;

步骤2、调节三个脚螺旋让圆水准气泡居中，使水平基准面的钢板达到水平；Step 2. Adjust the three foot screws so that the circular level bubble is centered, so that the steel plate on the horizontal reference plane reaches the level;

步骤3、再通过旋转铰接机构，调整垂直面角钢的角度位置使之与墙、柱混凝土结构边线在同一个铅锤面上时，停止旋转铰接机构，此时角钢垂直面即为定位筋焊接控制的基准面；Step 3. Then, by rotating the hinge mechanism, adjust the angle position of the angle steel on the vertical surface so that it is on the same plumb surface as the edge of the wall and column concrete structure, and stop the rotating hinge mechanism. At this time, the vertical surface of the angle steel is the welding control of the positioning rib. datum;

步骤4、将定位钢筋一端与角钢垂直面平齐后，立即用电焊将定位筋焊接在墙、柱竖向钢筋上即可；Step 4. After aligning one end of the positioning steel bar with the vertical surface of the angle steel, immediately use electric welding to weld the positioning steel bar on the vertical steel bar of the wall and column;

步骤5、重复上述步骤进行下一处定位筋的焊接。Step 5. Repeat the above steps to weld the next positioning rib.

本发明提出了一种科学合理、易于控制、操作简单、可靠的用于建筑工程中钢筋混凝土墙、柱模板定位筋焊接控制装置及施工方法且施工成本低。The invention provides a scientific and reasonable, easy-to-control, simple and reliable welding control device and construction method for reinforced concrete walls and column formwork locating ribs in construction projects with low construction cost.

附图说明Description of drawings

图1为本发明主视图。FIG. 1 is a front view of the present invention.

图2为本发明侧视图。Figure 2 is a side view of the present invention.

图3为本发明使用时的平面示意图。Figure 3 is a schematic plan view of the present invention in use.

图4为本发明使用时的立面示意图。Figure 4 is a schematic elevation view of the present invention in use.

具体实施方式Detailed ways

以下通过具体实施例进一步说明本发明。The present invention is further illustrated by specific examples below.

如图1~图4所示，一种用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，包括通过旋转调节角度和位置从而为定位筋焊接提供垂直基准面的第一机构，为调节垂直基准面提供水平基准面的第二机构；连接或铰接第一机构或第二机构的铰接机构；其中，提供水平基准面的第二机构包括三个调节脚螺旋、脚螺旋由全螺纹螺栓和配套的螺母组成、放置垂直基准面的钢板、铰连接垂直基准面的第一转轴、为水平基准面提供铅锤线的圆水准气泡；可旋转调节垂直基准面角度和位置的第一机构，包括角钢、焊接在角钢上的第二转轴；所述铰接机构，包括套在前第一述转轴和第二转轴上并与与之配套的两个钢管、将两个钢焊接在一起扁钢。As shown in Figures 1 to 4, a welding control device for positioning ribs of reinforced concrete walls and column formwork includes a first mechanism that adjusts the angle and position by rotating to provide a vertical reference plane for the welding of positioning ribs. The reference plane provides a second mechanism for a horizontal reference plane; a hinge mechanism for connecting or articulating the first mechanism or the second mechanism; wherein, the second mechanism for providing a horizontal reference plane includes three adjusting foot screws, and the foot screws are composed of full threaded bolts and matching It consists of a nut, a steel plate for placing the vertical datum plane, the first axis of hinged connection to the vertical datum plane, a circular level bubble that provides a plumb line for the horizontal datum plane; the first mechanism that can rotate to adjust the angle and position of the vertical datum plane, including angle steel , a second rotating shaft welded on the angle steel; the hinge mechanism includes two steel pipes sleeved on the first rotating shaft and the second rotating shaft and matched with them, and the two steels are welded together as flat steel.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，所述提供定位钢筋焊接垂直定位基准面的第一机构由型钢组成，包括角钢，转动角钢角钢所需的转动轴圆钢，将角钢打孔并与圆钢直径匹配，圆钢放入孔内和角钢焊接成整体，确保圆钢与角钢水平方向成90°，与水平基准面钢板接触的角钢焊接面需保证光滑。The welding control device for reinforced concrete wall and column formwork positioning bars, the first mechanism for providing the vertical positioning reference plane for positioning steel bar welding is composed of section steel, including angle steel, and the rotation shaft round steel required for rotating the angle steel angle steel, The angle steel is punched and matched with the diameter of the round steel. The round steel is placed in the hole and the angle steel is welded into a whole. Make sure that the horizontal direction of the round steel and the angle steel is 90°, and the welding surface of the angle steel in contact with the horizontal reference plane steel plate must be smooth.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，所述为垂直基准面旋转调节角度和距离提供所需的水平基准面的第二机构包括型钢及五金件组成，具体包括水平基准面的钢板，为调节钢板高低达到水平的三个脚螺旋由全螺纹螺栓与之配套的螺母组成，固定水平基准面钢板上的圆水准气泡为为脚螺旋调节提供标准，固定在钢板上的圆水准气泡应校验合格，为角钢提供旋转的轴圆钢焊接在钢板上。The described welding control device for reinforced concrete wall and column formwork positioning rib, the second mechanism for providing the required horizontal reference plane for the rotation and adjustment of the angle and distance of the vertical reference plane is composed of section steel and hardware, and specifically includes a horizontal reference plane. The steel plate on the datum plane, in order to adjust the height of the steel plate to the level, the three foot screws are composed of full threaded bolts and matching nuts. The circular leveling bubble should be verified to be qualified, and the circular steel that provides the rotating shaft for the angle steel is welded on the steel plate.

所述的用于钢筋混凝土墙、柱模板定位筋的焊接控制装置，为第一机构和第二机构铰接的第三机构由型钢组成，包括套在圆钢、圆钢旋转钢管，两个钢管之间用扁钢焊接成一体，焊接时它们的轴线要在一个平面。The welding control device for reinforced concrete wall and column template positioning rib is composed of section steel for the third mechanism hinged between the first mechanism and the second mechanism, including a round steel, a round steel rotating steel pipe, and the two steel pipes. They are welded together with flat steel, and their axes should be in the same plane during welding.

上述任一钢筋混凝土墙、柱模板定位筋的焊接控制装置的使用方法，包括The use method of the welding control device of any of the above-mentioned reinforced concrete walls and column formwork positioning ribs, including

步骤1、将本装置放置在墙、柱结构竖向钢筋附近已弹墨线外侧的混凝土面上，让第二机构的工作边距墨线的外侧0~30mm，工作边与墨线基本平行；Step 1. Place the device on the concrete surface on the outer side of the ink line near the vertical steel bars of the wall and column structure, so that the working edge of the second mechanism is 0~30mm away from the outer side of the ink line, and the working edge is basically parallel to the ink line;

步骤2、调节三个脚螺旋让圆水准气泡居中，使水平基准面的钢板达到水平；Step 2. Adjust the three foot screws so that the circular level bubble is centered, so that the steel plate on the horizontal reference plane reaches the level;

步骤3、再通过旋转铰接机构，调整垂直面角钢的角度位置使之与墙、柱混凝土结构边线在同一个铅锤面上时，停止旋转铰接机构，此时角钢垂直面即为定位筋焊接控制的基准面；Step 3. Then, by rotating the hinge mechanism, adjust the angle position of the angle steel on the vertical surface so that it is on the same plumb surface as the edge of the wall and column concrete structure, and stop the rotating hinge mechanism. At this time, the vertical surface of the angle steel is the welding control of the positioning rib. datum;

步骤4、将定位钢筋一端与角钢垂直面平齐后，立即用电焊将定位筋焊接在墙、柱竖向钢筋上即可；Step 4. After aligning one end of the positioning steel bar with the vertical surface of the angle steel, immediately use electric welding to weld the positioning steel bar on the vertical steel bar of the wall and column;

步骤5、重复上述步骤进行下一处定位筋的焊接。Step 5. Repeat the above steps to weld the next positioning rib.

本发明提出了一种科学合理、易于控制、操作简单、可靠的用于建筑工程中钢筋混凝土墙、柱模板定位筋焊接控制装置及施工方法且施工成本低。The invention provides a scientific and reasonable, easy-to-control, simple and reliable welding control device and construction method for reinforced concrete walls and column formwork locating ribs in construction projects with low construction cost.

Claims (5)

1. The utility model provides a welding control device that is used for reinforced concrete wall, post template location muscle, characterized by: the welding machine comprises a first mechanism (1) for providing a vertical reference surface for welding a positioning rib by rotating and adjusting the angle and the position, and a second mechanism (2) for providing a horizontal reference surface for adjusting the vertical reference surface; a hinge mechanism (3) connecting or hinging the first mechanism (1) or the second mechanism (2); the second mechanism (2) for providing the horizontal reference surface comprises three adjusting pin screws (21), each pin screw consists of a full-thread bolt (211) and a matched nut (212), a steel plate (22) for placing the vertical reference surface, a first rotating shaft (23) hinged with the vertical reference surface and a round leveling bubble (24) for providing a plumb line for the horizontal reference surface; the first mechanism (1) capable of rotatably adjusting the angle and the position of the vertical reference surface comprises angle steel (11) and a second rotating shaft (12) welded on the angle steel; the hinge mechanism (3) comprises two steel pipes (31) which are sleeved on the first rotating shaft (23) and the second rotating shaft (12) and matched with the first rotating shaft and the second rotating shaft, and a flat steel (32) which is welded together.
2. The welding control device for the positioning bar of the reinforced concrete wall and column template as claimed in claim 1, which is characterized in that: the first mechanism (1) that provides the vertical location reference surface of positioning steel bar welding comprises shaped steel, including angle steel (11), rotates required axis of rotation round steel (12) of angle steel angle (11), punches the angle steel and matches with round steel (12) diameter, and it is whole with angle steel (11) welding that round steel (12) are put into downthehole, ensures that the round steel becomes 90 with the angle steel horizontal direction, need guarantee smoothly with angle steel (11) the face of weld of horizontal reference surface steel sheet (22) contact.
3. The welding control device for the positioning bar of the reinforced concrete wall and column template as claimed in claim 1, which is characterized in that: second mechanism (2) that provide required horizontal reference face for vertical reference face rotation angle regulation and distance include shaped steel and hardware and constitute, specifically steel (22) including the horizontal reference face, reach three foot spiral (21) of horizontally for adjusting steel sheet (22) height and constitute by full thread bolt (211) nut (212) supporting with it, circle level bubble on fixed horizontal reference face steel sheet (22) provides the standard for foot spiral (21) regulation for (24), the circle level bubble of fixing on steel sheet (22) should check up qualifiedly, round steel (23) welding that provides the rotation axle for angle steel (11) is on the steel sheet.
4. The welding control device for the positioning bar of the reinforced concrete wall and column template as claimed in claim 1, which is characterized in that: for first mechanism (1) and second mechanism (2) articulated third mechanism (3) comprise shaped steel, including overlapping at round steel (12), round steel (23) rotatory steel pipe (31), weld with band steel (32) between two steel pipes and become integrative, their axis will be in a plane during the welding.
5. A method of using the welding control device for the positioning bar of the form of the reinforced concrete wall or column of any one of claims 1 to 4, comprising
Step 1, placing the device on a concrete surface which is near a vertical steel bar of a wall and column structure and has bounced outside an ink line, and enabling the working edge of a second mechanism (2) to be 0-30 mm away from the outside of the ink line and to be basically parallel to the ink line;
step 2, adjusting the three foot screws (21) to enable the circular leveling bubble (24) to be centered, and enabling the steel plate (22) on the horizontal reference surface to be horizontal;
step 3, adjusting the angle position of the angle steel (11) on the vertical surface through the rotary hinge mechanism (3) to enable the angle steel to be on the same plumb surface with the side line of the concrete structure of the wall and the column, and stopping the rotary hinge mechanism (3), wherein the vertical surface of the angle steel is a reference surface for welding control of the positioning rib;
step 4, welding the positioning bars on the vertical steel bars of the wall and the column by electric welding immediately after one end of the positioning bar is aligned with the vertical surface of the angle steel (11);
and 5, repeating the steps to weld the next positioning rib.
CN202010589227.XA 2020-06-24 2020-06-24 Welding control device for positioning rib of reinforced concrete wall and column template Pending CN111894288A (en)

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CN202010589227.XA CN111894288A (en) 2020-06-24 2020-06-24 Welding control device for positioning rib of reinforced concrete wall and column template

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CN202010589227.XA CN111894288A (en) 2020-06-24 2020-06-24 Welding control device for positioning rib of reinforced concrete wall and column template

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CN113417477A (en) * 2021-07-12 2021-09-21 河南省安装集团有限责任公司 Photovoltaic panel stand column position adjusting device and installation adjusting method thereof
CN115126228A (en) * 2022-06-30 2022-09-30 陕西帕源路桥建设有限公司 Installation and positioning module for diagonal combination die of stand column
CN115354851A (en) * 2022-08-25 2022-11-18 中国十七冶集团有限公司 Frame column positioning auxiliary device and using method
CN116290847A (en) * 2023-04-17 2023-06-23 中国十九冶集团有限公司 PC component positioning baffle
CN120759422A (en) * 2025-09-05 2025-10-10 陕西匠人匠心输变电有限公司 Electric power construction platform and positioning mechanism thereof

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CN113417477A (en) * 2021-07-12 2021-09-21 河南省安装集团有限责任公司 Photovoltaic panel stand column position adjusting device and installation adjusting method thereof
CN115126228A (en) * 2022-06-30 2022-09-30 陕西帕源路桥建设有限公司 Installation and positioning module for diagonal combination die of stand column
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CN116290847A (en) * 2023-04-17 2023-06-23 中国十九冶集团有限公司 PC component positioning baffle
CN120759422A (en) * 2025-09-05 2025-10-10 陕西匠人匠心输变电有限公司 Electric power construction platform and positioning mechanism thereof

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Application publication date: 20201106