CN113235953B - Leveling method based on assembled prefabricated part supporting device - Google Patents
Leveling method based on assembled prefabricated part supporting device Download PDFInfo
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- CN113235953B CN113235953B CN202110557305.2A CN202110557305A CN113235953B CN 113235953 B CN113235953 B CN 113235953B CN 202110557305 A CN202110557305 A CN 202110557305A CN 113235953 B CN113235953 B CN 113235953B
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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
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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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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Abstract
The invention discloses a leveling method based on an assembly type prefabricated part supporting device, which comprises the steps of firstly, placing the prefabricated part supporting device at a supporting position, then, utilizing a vertical positioning assembly to position a prefabricated part in the vertical direction, adjusting the position of the prefabricated part according to a positioning result until the prefabricated part moves to a vertical assembling position, then, utilizing a horizontal positioning assembly to position the prefabricated part in the horizontal direction, and adjusting the position of the prefabricated part according to the positioning result until the prefabricated part moves to a horizontal assembling position. The assembly type prefabricated part supporting device is not limited by space in assembly, accurate in point alignment and small in error value, ensures the stability and safety of prefabricated part installation, and is convenient, economical, reasonable and efficient in disassembly; and the positioning and leveling are carried out through the vertical positioning component and the horizontal positioning component, so that the operation is convenient and visual.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to the field of assembly type buildings, in particular to a leveling method based on an assembly type prefabricated part supporting device.
[ background of the invention ]
The prefabricated construction is formed by the assembly of a plurality of prefabricated component, and the prefabricated component need adopt the support body to consolidate it when first floor installation, and traditional support body structure is consolidated and is received the unable mutual drawknot of space restriction and form the atress wholly, and overall stability is uncontrollable, and is difficult for the counter point during the installation, and the error is big, leads to the compound die difficulty, and then leads to rising the mould and explode the mould.
[ summary of the invention ]
The leveling method based on the prefabricated part supporting device achieves supporting of prefabricated parts by placing the prefabricated part supporting device which is preassembled into a supporting position, assembly is not limited by space, point alignment is accurate, an error value is small, positioning on a vertical surface of the prefabricated parts is achieved through a vertical positioning assembly, positioning on a horizontal surface of the prefabricated parts is achieved through a horizontal positioning assembly, leveling of the prefabricated parts is achieved, and mold expansion and mold explosion are avoided.
The application is realized by the following technical scheme:
a leveling method based on an assembled prefabricated part supporting device comprises the following steps:
firstly, placing an assembled prefabricated part supporting device which is preassembled at a supporting position, wherein the assembled prefabricated part supporting device at least comprises a supporting assembly, a vertical positioning assembly and a horizontal positioning assembly, the supporting assembly is used for supporting a prefabricated part, the vertical positioning assembly is used for positioning the prefabricated part in the vertical direction, and the horizontal positioning assembly is used for positioning the prefabricated part in the horizontal direction;
secondly, hoisting the prefabricated part on the assembled prefabricated part supporting device, and measuring the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly and the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly;
step three, when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly, the prefabricated part is considered to be assembled in place in the vertical direction; when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is inconsistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly, the prefabricated part is considered to be assembled in the vertical direction, and at the moment, the position of the front side or the rear side of the prefabricated part in the vertical direction is adjusted until the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly;
fourthly, after the prefabricated part is assembled in place in the vertical direction, the horizontal positioning assembly is placed on the floor surface, the horizontal positioning assembly and a preset structure control line in a building are located on the same horizontal plane, and whether the horizontal positioning assembly and the preset structure control line on the prefabricated part are located on the same horizontal plane or not is observed;
fifthly, when the horizontal positioning assembly and a preset structure control line on the prefabricated part are positioned on the same horizontal plane, the prefabricated part is considered to be assembled in place on the horizontal plane; when the horizontal positioning assembly and the preset structure control line on the prefabricated part are not on the same horizontal plane, the prefabricated part is not assembled on the horizontal plane, and at the moment, the position of the left side or the right side of the prefabricated part in the vertical direction is adjusted until the horizontal positioning assembly and the preset structure control line on the prefabricated part are on the same horizontal plane.
The leveling method based on the assembled prefabricated part supporting device comprises the steps that the supporting assembly comprises a lower supporting frame and an upper supporting frame connected to the lower supporting frame, the upper supporting frame can move and stretch in a vertical plane relative to the lower supporting frame, and in the step one, the supporting assembly is located at the pre-assembly position of the prefabricated part by adjusting the relative position of the upper supporting frame and the lower supporting frame.
According to the leveling method based on the prefabricated part supporting device, the upper supporting frame is detachably connected with the lower supporting frame.
According to the leveling method based on the prefabricated part supporting device, the lower supporting frame is in plug fit with the upper supporting frame, a plurality of first connecting through holes are formed in the lower supporting frame, a plurality of second connecting through holes are formed in the upper supporting frame, and a connecting piece which is inserted into the second connecting through holes from the first connecting through holes is connected to the lower supporting frame.
According to the leveling method based on the prefabricated part supporting device, the supporting component is provided with a leveling mechanism which enables the prefabricated parts placed on the supporting component to move to the vertical assembling position and the horizontal assembling position.
According to the leveling method based on the assembled prefabricated part supporting device, the leveling mechanism comprises a plurality of levelers which can telescopically push the prefabricated part in the vertical direction so as to enable the prefabricated part to move to a vertical assembling position and a horizontal assembling position, the levelers are distributed around the periphery of the supporting component at intervals to form a rectangle, in the second step, after the prefabricated part is hoisted on the assembled prefabricated part supporting device, the connecting piece is detached from the lower supporting frame, in the third step, the position of the front side or the rear side of the prefabricated part in the vertical direction is adjusted through the levelers, and in the fifth step, the position of the left side or the right side of the prefabricated part in the vertical direction is adjusted through the levelers.
In the second step, the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical laser is measured, and the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical laser is measured.
In the leveling method based on the prefabricated part supporting device, the vertical laser instrument is perpendicular to the connecting rod, a horizontal detector is arranged on the connecting rod, and in the second step, whether the connecting rod is positioned on the horizontal plane is detected by using the horizontal detector so as to detect whether the laser emitted by the vertical laser instrument is positioned on the vertical plane.
According to the leveling method based on the prefabricated part supporting device, the number of the connecting rods is 2, the two connecting rods are oppositely arranged, laser instrument trays are arranged on the two connecting rods, and the vertical laser instruments are arranged on the laser instrument trays.
According to the leveling method based on the prefabricated part supporting device, the horizontal positioning component is a horizontal laser instrument and is used for emitting horizontal laser, in the fourth step, the horizontal laser is overlapped with the preset structure control line in the building, and then whether the horizontal laser is overlapped with the preset structure control line on the prefabricated part or not is observed.
Compared with the prior art, the invention has the following advantages:
1. the method provided by the invention is based on the prefabricated part supporting device, the prefabricated part supporting device is not limited by space in assembly, accurate in point alignment and small in error value, ensures the stability and safety of the prefabricated part installation, and is convenient, economic, reasonable and efficient in disassembly; according to the leveling method based on the assembled prefabricated part supporting device, the vertical positioning of the prefabricated part is realized through the vertical positioning assembly, and the horizontal positioning of the prefabricated part is realized through the horizontal positioning assembly, so that the leveling of the prefabricated part is realized, the die expansion and die explosion are avoided, and the operation is convenient and visual.
2. According to the leveling device, the leveling of the prefabricated part is realized by arranging the plurality of leveling devices in the rectangular shape at intervals around the peripheral side of the supporting component, the leveling is not required to be carried out by adopting the traditional cushion block and a pry bar, the damage to the edges and corners of the part is avoided, and the later maintenance cost is reduced.
3. According to the invention, the vertical laser instrument and the support component are integrally assembled, so that the restriction of site factors and the error of the traditional plumb bob positioning process can be reduced, secondary positioning correction is avoided, and the construction efficiency is improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
Fig. 1 is a construction schematic diagram of a leveling method based on an assembled prefabricated part supporting device according to an embodiment of the application;
FIG. 2 is a front view of the prefabricated part supporting device according to the embodiment of the present application;
FIG. 3 is a top view of an assembled prefabricated component support device according to an embodiment of the present application;
fig. 4 is a side view of the prefabricated part supporting device according to the embodiment of the present application.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The invention provides a leveling method based on an assembly type prefabricated part supporting device, which comprises the following steps:
firstly, placing an assembled prefabricated part supporting device which is preassembled on a supporting position, wherein the assembled prefabricated part supporting device at least comprises a supporting assembly 1, a vertical positioning assembly 2 and a horizontal positioning assembly 3, the supporting assembly 1 is used for supporting a prefabricated part, the vertical positioning assembly 2 is used for positioning the prefabricated part in the vertical direction, and the horizontal positioning assembly 3 is used for positioning the prefabricated part in the horizontal direction;
secondly, hoisting the prefabricated part on the assembled prefabricated part supporting device, and measuring the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning component 2 and the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning component 2, wherein the vertical positioning component 2 comprises a connecting rod 21 connected to the supporting component 1 and a vertical laser instrument 22 connected to the connecting rod 21, the vertical laser instrument 22 is used for emitting vertical laser 200, and the connecting rod 21 extends in the direction far away from the supporting component 1, namely in the step, the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical laser 200 and the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical laser 200 are measured;
step three, when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical laser 200 is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical laser 200, the prefabricated part is considered to be assembled in place in the vertical direction; when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical laser 200 is inconsistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical laser 200, the prefabricated part is considered to be assembled in the vertical direction, and at the moment, the position of the front side or the rear side of the prefabricated part in the vertical direction is adjusted until the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical laser 200 is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical laser 200;
fourthly, after the prefabricated part is assembled in place in the vertical direction, placing the horizontal positioning component 3 on a floor surface, enabling the horizontal positioning component 3 and a preset structure control line in a building to be located on the same horizontal plane, and observing whether the horizontal positioning component 3 and the preset structure control line on the prefabricated part are located on the same horizontal plane or not, wherein the horizontal positioning component 3 is a horizontal laser instrument and is used for emitting horizontal laser 300, namely in the step, firstly enabling the horizontal laser 300 to be overlapped with the preset structure control line in the building, and then judging whether the horizontal laser 300 is overlapped with the preset structure control line on the prefabricated part or not;
step five, when the horizontal laser 300 is overlapped with a preset structure control line on the prefabricated part, the prefabricated part is considered to be assembled in place on the horizontal plane; when the horizontal laser 300 is not overlapped with the preset structure control line on the prefabricated part, the prefabricated part is not assembled on the horizontal plane, and at the moment, the position of the left side or the right side of the prefabricated part in the vertical direction is adjusted until the horizontal laser 300 is overlapped with the preset structure control line on the prefabricated part.
In conclusion, the prefabricated member supporting device is placed in the supporting position, so that the prefabricated member is supported, the assembly is not limited by space, the point alignment is accurate, the error value is small, the stability and the safety of the prefabricated member installation are ensured, and the prefabricated member supporting device is convenient, economical, reasonable and efficient to disassemble; and then, the vertical positioning component 2 is used for realizing the vertical positioning of the prefabricated part, and the horizontal positioning component 3 is used for realizing the horizontal positioning of the prefabricated part, so that the leveling of the prefabricated part is realized, the expansion and the die explosion are avoided, and the operation is convenient and visual.
Further, as a preferred embodiment of the present invention, but not limiting, the vertical positioning assembly 2 is fixedly connected to the supporting assembly 1. The pre-assembly structure can reduce the restriction of site factors and the error of the traditional plumb bob positioning process, avoid secondary positioning correction and improve the construction efficiency.
Further, as a preferred embodiment of the present invention, but not limited thereto, the support assembly 1 includes a lower support frame 11 and an upper support frame 12 connected to the lower support frame 11, the upper support frame 12 can be moved and telescoped in a vertical plane relative to the lower support frame 11, and in step one, the support assembly 1 can be located in a pre-assembly position of a prefabricated component by adjusting the relative position of the upper support frame 12 and the lower support frame 11, so as to meet the assembly requirement, and the use is flexible and convenient.
Further, as a preferred embodiment of the present invention, but not limiting, the upper support frame 12 is detachably connected to the lower support frame 11. Specifically, the lower carriage 11 with the cooperation of pegging graft of upper carriage 12, be equipped with a plurality of first connect the via hole 4 on the lower carriage 11, be equipped with a plurality of second connect the via hole (not marked in the figure) on the upper carriage 12, be connected with on the lower carriage 11 by first connect the via hole 4 insert stretch into the connecting piece 5 of second connect the via hole, specifically, connecting piece 5 is the bolt. The structure realizes the relative movement and connection fixation of the lower support frame 11 and the upper support frame 12, and has simple structure and convenient implementation.
Further, as a preferred embodiment of the present invention, but not limited thereto, the support assembly 1 is provided with a leveling mechanism 6 for moving the prefabricated parts placed thereon to a vertical assembling position and a horizontal assembling position. This setting is convenient for prefabricated component's leveling, need not to adopt traditional cushion and pinch bar to carry out the leveling, avoids the damage of component edges and corners, reduces the later maintenance expense.
Further, as a preferred embodiment of the present invention, but not limited thereto, the leveling mechanism 6 includes a plurality of levelers 61 capable of telescopically pushing the prefabricated parts in the vertical direction to move the prefabricated parts to the vertical assembly position and the horizontal assembly position, the plurality of levelers 61 are distributed at intervals around the circumferential side of the support assembly 1 in a rectangular shape, and specifically, the levelers 61 include jack trays disposed on the upper support frame 12 and jacks disposed on the jack trays. In the second step, after the prefabricated parts are hung on the prefabricated part supporting devices, the connecting piece 5 is detached from the lower supporting frame 11, in the third step, the position of the front side or the rear side of the prefabricated parts in the vertical direction is adjusted through the leveling device 61, and in the fifth step, the position of the left side or the right side of the prefabricated parts in the vertical direction is adjusted through the leveling device 61. This setting has realized prefabricated component front side, rear side, left side, the ascending adjustment of right side in vertical direction, finally makes prefabricated component remove to the ascending assembly position of vertical direction and the ascending assembly position of horizontal direction, and simple structure, and it is convenient to implement.
Further, as a preferred embodiment of the present invention, but not limited thereto, the vertical laser 22 and the connecting rod 21 are perpendicular to each other, and the horizontal detector 7 is disposed on the connecting rod 21. Specifically, the horizontal detector 7 is a bubble provided in the link rod 21, and in the second step, whether the link rod 21 is located in the horizontal plane is determined by observing whether the bubble is centered, so as to determine whether the vertical laser 200 is located in the vertical plane, thereby improving the positioning accuracy.
Further, as a preferred embodiment of the present invention, but not limited thereto, the number of the connecting rods 21 is 2, the two connecting rods 21 are disposed opposite to each other, a laser tray 23 is disposed on the two connecting rods 21, and the vertical laser 22 is disposed on the laser tray 23. This simple structure and installation stability are high.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.
Claims (10)
1. A leveling method based on an assembled prefabricated part supporting device is characterized by comprising the following steps:
firstly, placing an assembled prefabricated part supporting device which is preassembled at a supporting position, wherein the assembled prefabricated part supporting device at least comprises a supporting assembly, a vertical positioning assembly and a horizontal positioning assembly, the supporting assembly is used for supporting a prefabricated part, the vertical positioning assembly is used for positioning the prefabricated part in the vertical direction, and the horizontal positioning assembly is used for positioning the prefabricated part in the horizontal direction;
secondly, hoisting the prefabricated part on the assembled prefabricated part supporting device, and measuring the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly and the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly;
step three, when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly, the prefabricated part is considered to be assembled in place in the vertical direction; when the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is inconsistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly, the prefabricated part is considered to be assembled in the vertical direction, and at the moment, the position of the front side or the rear side of the prefabricated part in the vertical direction is adjusted until the distance between the upper end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly is consistent with the distance between the lower end point of the front side or the rear side of the prefabricated part and the vertical positioning assembly;
fourthly, after the prefabricated part is assembled in place in the vertical direction, the horizontal positioning assembly is placed on the floor surface, the horizontal positioning assembly and a preset structure control line in a building are located on the same horizontal plane, and whether the horizontal positioning assembly and the preset structure control line on the prefabricated part are located on the same horizontal plane or not is observed;
fifthly, when the horizontal positioning assembly and a preset structure control line on the prefabricated part are positioned on the same horizontal plane, the prefabricated part is considered to be assembled in place on the horizontal plane; when the horizontal positioning assembly and the preset structure control line on the prefabricated part are not on the same horizontal plane, the prefabricated part is not assembled on the horizontal plane, and at the moment, the position of the left side or the right side of the prefabricated part in the vertical direction is adjusted until the horizontal positioning assembly and the preset structure control line on the prefabricated part are on the same horizontal plane.
2. The leveling method based on the prefabricated member supporting device as claimed in claim 1, wherein the supporting assembly comprises a lower supporting frame and an upper supporting frame connected to the lower supporting frame, the upper supporting frame can be moved and telescoped in a vertical plane relative to the lower supporting frame, and in the step one, the supporting assembly is located at the pre-assembly position of the prefabricated member by adjusting the relative positions of the upper supporting frame and the lower supporting frame.
3. The assembly type prefabricated part supporting device based leveling method according to claim 2, wherein the upper supporting frame is detachably connected with the lower supporting frame.
4. The leveling method based on the prefabricated part supporting device according to claim 2 or 3, wherein the lower supporting frame is matched with the upper supporting frame in an inserting manner, a plurality of first connecting through holes are formed in the lower supporting frame, a plurality of second connecting through holes are formed in the upper supporting frame, and a connecting piece inserted into the second connecting through holes from the first connecting through holes is connected to the lower supporting frame.
5. The leveling method based on the prefabricated component supporting device is characterized in that the supporting component is provided with a leveling mechanism which enables the prefabricated components placed on the supporting component to move to a vertical assembling position and a horizontal assembling position.
6. The leveling method based on the prefabricated part supporting device as claimed in claim 5, wherein the leveling mechanism comprises a plurality of levelers which can telescopically push the prefabricated part in the vertical direction to move the prefabricated part to a vertical assembling position and a horizontal assembling position, the levelers are distributed around the periphery of the supporting component at intervals to form a rectangle, in the second step, after the prefabricated part is hoisted on the prefabricated part supporting device, the connecting piece is detached from the lower supporting frame, in the third step, the position of the front side or the rear side of the prefabricated part in the vertical direction is adjusted through the levelers, and in the fifth step, the position of the left side or the right side of the prefabricated part in the vertical direction is adjusted through the levelers.
7. The leveling method based on the prefabricated member supporting device as claimed in claim 1, wherein the vertical positioning assembly comprises a connecting rod connected to the supporting assembly and a vertical laser instrument connected to the connecting rod, the vertical laser instrument is used for emitting vertical laser, and in the second step, the distance between the upper end point of the front side or the rear side of the prefabricated member and the vertical laser is measured and the distance between the lower end point of the front side or the rear side of the prefabricated member and the vertical laser is measured.
8. The leveling method based on the prefabricated member supporting device as claimed in claim 7, wherein the vertical laser device is perpendicular to the connecting rod, a horizontal detector is disposed on the connecting rod, and in the second step, the horizontal detector is used to detect whether the connecting rod is located on a horizontal plane, so as to detect whether the laser emitted from the vertical laser device is located on a vertical plane.
9. The leveling method based on the prefabricated part supporting device as claimed in claim 7, wherein the number of the connecting rods is 2, the two connecting rods are oppositely arranged, laser instrument trays are arranged on the two connecting rods, and the vertical laser instruments are arranged on the laser instrument trays.
10. The assembly type prefabricated part supporting device-based leveling method according to claim 1, wherein the horizontal positioning component is a horizontal laser instrument for emitting horizontal laser, and in the fourth step, the horizontal laser is overlapped with the preset structure control line in the building, and then whether the horizontal laser is overlapped with the preset structure control line on the prefabricated part is observed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110557305.2A CN113235953B (en) | 2021-05-21 | 2021-05-21 | Leveling method based on assembled prefabricated part supporting device |
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| CN202110557305.2A CN113235953B (en) | 2021-05-21 | 2021-05-21 | Leveling method based on assembled prefabricated part supporting device |
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| CN205777592U (en) * | 2016-07-01 | 2016-12-07 | 中建一局集团安装工程有限公司 | A kind of height adjustable moves assembled Pipeline lift auxiliary device |
| EP3660451B1 (en) * | 2018-11-28 | 2022-04-27 | Hexagon Technology Center GmbH | Intelligent stationing module |
| SG10201903653UA (en) * | 2019-04-16 | 2020-11-27 | Integrated Precast Solutions Pte Ltd | Precast building |
| CN210154503U (en) * | 2019-08-06 | 2020-03-17 | 中建八局第四建设有限公司 | Prefabricated component straightness detection device that hangs down |
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