CN115900507A - Building engineering wall surface flatness measuring instrument and use method thereof - Google Patents
Building engineering wall surface flatness measuring instrument and use method thereof Download PDFInfo
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- CN115900507A CN115900507A CN202211183011.9A CN202211183011A CN115900507A CN 115900507 A CN115900507 A CN 115900507A CN 202211183011 A CN202211183011 A CN 202211183011A CN 115900507 A CN115900507 A CN 115900507A
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Abstract
The application relates to the field of architectural measurement, in particular to a building engineering wall surface flatness measuring instrument and a using method thereof. Building engineering wall flatness measuring instrument includes the mount, the measuring bar, the pigment bucket, drive piston, and mark cylinder, the mount is contradicted on the wall with the measuring bar jointly, building engineering wall flatness measuring instrument slides on the wall, when the measuring bar passes through the unqualified wall of roughness, pigment in the pigment bucket can transmit to the mark cylinder through the inlet, the mark cylinder is with pigment mark to the wall, thereby make the measuring instrument can also mark the unqualified wall of roughness when can measuring the wall flatness. The using method comprises positioning and detecting. This application has and carries out accurate mark to the unqualified wall of roughness, is convenient for measure the back and is under construction the effect of rectifying to the unqualified wall of roughness fast.
Description
Technical Field
The application relates to the field of architectural measurement, in particular to a building engineering wall surface flatness measuring instrument and a using method thereof.
Background
In the building engineering, the measurement of the wall surface flatness is divided into a contact type measurement and a non-contact type measurement, the existing contact type measurement generally uses a flatness guiding rule for measurement, the precision is poor, the wall surface needs to be manually attached for measurement, and the time and the labor are consumed; the non-contact measurement usually adopts a laser measuring instrument, the precision is high, the measurement can be carried out without being attached to a wall surface, and the cost is higher.
In actual engineering, the leveling work is involved after the wall surface evenness is measured, after the wall surface evenness is measured by the guiding ruler, construction personnel are required to mark unqualified wall surfaces, the detection range is about 1.5m, and therefore the error range of the marking is large.
Aiming at the related technology, the problem that the mark is not accurate enough or the mark range is not delicate enough exists when the flatness of the wall surface of the building engineering is measured, so that the rectification area after measurement is large, and the rapid rectification construction is not convenient.
Disclosure of Invention
In order to solve the problem that after the flatness of the wall surface of the building engineering is measured, a marking area is not accurate enough, so that the rectification area is large, and the construction is not convenient and rapid to rectify, the application provides a flatness measuring instrument for the wall surface of the building engineering and a using method thereof.
The utility model provides a first aspect, this application provides a building engineering wall flatness measuring instrument, adopts following technical scheme:
a building engineering wall flatness measuring instrument includes:
the fixing frame is used for abutting against the wall surface;
the detection rod is connected to the fixing frame in a sliding mode, a first elastic piece used for driving the detection rod to slide out is connected to the fixing frame, and a blocking block is connected to the detection rod;
a pigment barrel is fixed on the fixing frame, one end of the detection rod penetrates through the pigment barrel in a sliding mode, a liquid inlet is formed in the barrel wall of the pigment barrel, the sealing block is attached to the inner wall of the pigment barrel in a sliding mode and used for controlling the liquid inlet to be opened and closed, and the pigment barrel is used for containing pigment;
the driving piston is arranged in the pigment barrel in a sliding mode, and a second elastic piece used for driving the driving piston to move towards the liquid inlet is arranged in the pigment barrel; and
and one end of the marking needle cylinder is connected with the pigment cylinder, and the other end of the marking needle cylinder is provided with a liquid outlet needle hole which points to the sliding-out direction of the detection rod.
Through adopting above-mentioned technical scheme, when measuring the building engineering wall face roughness, when the measuring pole passes through the unqualified wall face of roughness, can lead to the measuring pole atress inhomogeneous, the measuring pole atress inhomogeneous can lead to the measuring pole to slide on the mount, the measuring pole slides and drives the shutoff piece and slides, the shutoff state that the shutoff piece slided and makes the inlet changes, when the inlet is in the open mode, can extrude the pigment in the pigment bucket to the mark cylinder under the combined action of second elastic component and drive piston, pigment behind the mark cylinder can pass through the mark hole and spray to the unqualified wall of roughness on, the mark is beaten in the realization, thereby reached and carried out the effect of accurate mark to the unqualified wall of roughness, be convenient for construct the rectification to the unqualified wall of roughness after measuring fast.
Optionally, a telescopic tube is arranged outside the first elastic piece, and the telescopic tube is connected between the detection rod and the bottom wall of the pigment barrel.
Through adopting above-mentioned technical scheme, first elastic component is located the pigment bucket, is provided with the telescope tube with first elastic component outward for also can play certain guide effect to first elastic component when first elastic component is kept apart with pigment.
Optionally, the second elastic element is set as a driving spring, and the driving spring is sleeved outside the detection rod.
Through adopting above-mentioned technical scheme, set up the second elastic component into drive spring, establish drive spring cover outside the measuring pole for the measuring pole has certain guide effect to the second elastic component.
Optionally, the fixing frame is rotatably connected with a positioning roller, and the detection rod is rotatably connected with a detection roller.
Through adopting above-mentioned technical scheme, positioning roller is in the setting of detecting the gyro wheel for the frictional force of test rod and wall is littleer, and it is more smooth and easy to slide on the wall, has improved roughness measuring instrument's efficiency effectively.
Optionally, a magnet is connected to the paint bucket, the fixing frame bottom plate is a magnetic plate, and the paint bucket is adsorbed on the magnetic plate through the magnet.
Through adopting above-mentioned technical scheme, set up the bottom plate of pigment bucket into magnet, the bottom plate of mount sets up to the magnetic sheet for change and installation between pigment bucket and the mount are more convenient.
Optionally, the fixing frame is rotatably connected with a limiting frame, the limiting frame is rotated to one side, extending out of the detection rod, the limiting frame abuts against the detection rod, and the blocking block blocks the liquid inlet at the moment.
Through adopting above-mentioned technical scheme, the setting of spacing for the test rod can receive spacing of spacing when out of work, thereby makes the plugging block carry out the shutoff to the inlet.
Optionally, a limiting pin for locking the limiting frame is inserted into the limiting frame.
Through adopting above-mentioned technical scheme, the setting up of spacer pin makes spacing more stable to the spacing of test rod of spacing.
In a second aspect, the application further provides a using method of the building engineering wall flatness measuring instrument, which adopts the following technical scheme:
a use method of a building engineering wall surface flatness measuring instrument comprises the following steps:
positioning: the fixed frame is abutted against the wall surface to be measured, and the detection rod is abutted against the wall surface to be measured at the moment;
and (3) detection: and pushing the fixing frame to enable the fixing frame and the detection rod to slide on the wall surface to be detected.
By adopting the technical scheme, when the flatness of the wall surface of the building engineering is measured, a worker only needs to push the fixing frame against the wall surface to be measured, and the detection rod also pushes against the wall surface when the fixing frame pushes against the wall surface; after the detection rod is abutted against the wall surface, a worker holds the measuring instrument and pushes the fixing frame, so that the measuring instrument slides on the wall surface, and when the detection rod passes through the wall surface with unqualified flatness, the measuring instrument can mark the wall surface with unqualified flatness; after the wall to be detected is measured, the worker repeats the operation to detect the wall in different areas, and after the measurement is completed, the follow-up worker only needs to finish the construction of the wall with the marks. Compared with the traditional wall surface flatness measuring method, the technical scheme only needs two steps of positioning → detection to measure the wall surface flatness. Its easy operation, accuracy are high, when having promoted measurement of efficiency effectively, the staff carries out quick rectification construction to the unqualified wall of roughness after the measurement of being convenient for.
Optionally, rotate on the mount and be connected with spacing, insert on the spacing and be used for the locking spacing pin of spacing need first remove spacing step before the location step, remove spacing: and taking out the limiting pin on the limiting frame and rotating the limiting frame.
Through adopting above-mentioned technical scheme for spacing frame and spacer pin can carry out the shutoff to the test rod before the location, have reduced the possibility that the pigment just takes place the seepage in the pigment bucket before the location effectively.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the arrangement of the fixing frame, the detection rod, the pigment barrel, the driving piston and the marking needle cylinder, when a worker needs to measure the flatness of the wall surface, the detection rod slides on the wall surface, when the detection rod passes through the wall surface with unqualified flatness, the pigment in the pigment barrel can enter the marking needle cylinder, and the marking needle cylinder enables the pigment to be marked to the wall surface with unqualified flatness, so that the construction rectification work after the measurement is finished is facilitated;
2. through the arrangement of the positioning rollers and the detection rollers, the friction force between the measuring instrument and the wall surface is smaller, and the measuring instrument can slide on the wall surface more smoothly, so that the efficiency of the flatness measuring instrument is effectively improved;
3. through location and two steps of detection, can realize the use to building engineering wall flatness measuring apparatu, measuring apparatu easy operation, accuracy are high, can be convenient for measure after the end when having promoted measurement efficiency effectively staff carries out quick rectification construction to the unqualified wall of roughness.
Drawings
Fig. 1 is a schematic structural diagram of a construction engineering wall flatness measuring instrument limit bracket as a handle state in the embodiment.
Fig. 2 is a structural top view of the flatness measuring instrument for the wall surface of the constructional engineering.
Fig. 3 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1.
Fig. 4 is a schematic structural diagram of a collision state of the detection roller by the limit frame of the architectural engineering wall flatness measurement instrument in the embodiment.
Description of reference numerals:
1. a fixed mount; 2. a detection lever; 21. a first elastic member; 22. a plugging block; 3. a paint bucket; 31. a liquid inlet; 4. marking the needle cylinder; 41. marking the hole; 5. a drive piston; 6. a second elastic member; 7. a telescopic sleeve; 8. positioning the roller; 9. detecting a roller; 10. a magnet; 11. a magnetic plate; 12. a limiting frame; 13. a limit pin; 14. side plates.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses building engineering wall flatness measuring instrument.
Referring to fig. 1, 2 and 3, the building engineering wall flatness measuring instrument comprises a fixed frame 1, a detection rod 2, a pigment barrel 3, a driving piston 5 and a marking needle cylinder 4, wherein the fixed frame 1 is used for abutting against a wall surface to be detected; the handheld mount 1 of staff, contradict mount 1 and test bar 2 in waiting to detect the wall jointly, conflict and slide on waiting to detect the wall region after stable, when test bar 2 when the unqualified wall of roughness, can extrude the pigment in 3 pigment buckets to mark cylinder 4, mark cylinder 4 is with pigment mark to the unqualified region of roughness, thereby make the staff can measure the construction of putting the place to the unqualified region of roughness into order fast after finishing at the wall roughness.
Referring to fig. 1, the fixing frame 1 is formed by splicing a plurality of plates, in this embodiment, three plates are arranged, and the three plates are arranged in a U shape, two parallel plates of the U-shaped fixing frame 1 are side plates 14, two parallel plates perpendicular to the fixing frame are bottom plates, the side plates 14 are used for abutting against a wall surface to be detected, and the bottom plates are used for being connected with the detection rod 2.
Referring to fig. 1, the side plate 14 of the fixing frame 1 is rotatably connected with a positioning roller 8, and the positioning roller 8 is arranged, so that the sliding efficiency of the fixing frame 1 on the wall surface is improved due to the reduction of the friction force between the fixing frame 1 and the wall surface, and further, the positioning roller 8 can be acted by forces in all directions, so that the accuracy of the building engineering wall surface flatness measuring instrument is improved.
Referring to fig. 2 and 3, the detection rod 2 penetrates through the pigment barrel 3, one side of the detection rod 2, which is positioned in the pigment barrel 3, is fixedly connected with a blocking block 22, the other end of the blocking block 22 is fixedly connected with a first elastic piece 21, and the first elastic piece 21 is fixedly connected to the bottom wall of the pigment barrel 3; the pigment barrel 3 is filled with pigment for marking, the side wall of the pigment barrel 3 is provided with a liquid inlet 31, and the pigment is transmitted from the pigment barrel 3 to the marking needle cylinder 4 through the liquid inlet 31.
Referring to fig. 2, in the present embodiment, three paint buckets 3 are provided, and the three paint buckets 3 are sequentially mounted on the fixing frame 1.
Referring to fig. 3, the bottom outside of pigment bucket 3 is provided with magnet 10, and the bottom plate of mount 1 is magnetic sheet 11, and when the staff need install and change pigment bucket 3, only need with pigment bucket 3 adsorb on mount 1 bottom plate or take out from mount 1 bottom plate can.
Referring to fig. 2 and 3, when the worker holds the fixing frame 1 to slide on the wall surface, when the detection rod 2 is on the wall surface with qualified flatness, the detection rod 2 is in a balanced state by the wall surface contact force and the force applied by the worker to the measuring instrument, and the blocking block 22 is in a blocking state on the liquid inlet 31; when the detection rod 2 passes through the bulge of the wall with unqualified flatness, the bulge can extrude the detection rod 2, so that the detection rod 2 slides towards the bottom of the pigment barrel 3, and the blocking block 22 enables the liquid inlet 31 to be open, so that the pigment in the pigment barrel 3 can be transmitted to the marking needle cylinder 4; when the depressed place of test rod 2 through the unqualified wall of roughness, sunken make test rod 2 laminating wall department can't receive the support of wall, and first elastic component makes test rod 2 slide to the top of pigment bucket 3, and the shutoff piece 22 makes inlet 31 be in and opens this moment to make the pigment in the pigment bucket 3 can transmit to mark cylinder 4.
Referring to fig. 2 and 3, the tip of test rod 2 and wall contact is provided with detection gyro wheel 9, it is unanimous with positioning roller 8's slip direction to detect gyro wheel 9, the setting of detection gyro wheel 9, make the gliding in-process of test rod 2 on the wall reduce with the frictional force of wall, thereby it is more smooth and easy to make test rod 2 slide on the wall, the efficiency of building engineering wall roughness measuring instrument has been improved effectively, simultaneously because detection gyro wheel 9 can receive the effect of each direction power, thereby make the precision of building engineering wall roughness measuring instrument obtain the improvement.
Referring to fig. 3, first elastic component 21 overcoat is equipped with telescopic tube 7, and telescopic tube 7 is isolated with the pigment in first elastic component 21 and the pigment bucket 3, can not receive the corruption of pigment to make first elastic component 21 can work better, life is more permanent, simultaneously because telescopic tube 7 is hard material, can play certain spacing guide effect to first elastic component 21.
Referring to fig. 3, the marking needle cylinder 4 is fixedly connected to the pigment barrel 3, the marking needle cylinder 4 extends towards the sliding-out direction of the detection rod 2, a marking port is formed in the end portion of the marking needle cylinder 4, and the other end of the marking needle cylinder 4 covers the liquid inlet 31; drive piston 5 and second elastic component 6 are located pigment bucket 3, second elastic component 6 is located between the roof of pigment bucket 3 and drive piston 5, second elastic component 6 is used for driving drive piston 5 towards the direction of inlet 31 and removes, when inlet 31 is in the closure state, drive piston 5 is in balanced state, when inlet 31 is in the open mode, the elasticity that second elastic component 6 produced drive piston 5 is greater than the interference force that liquid produced drive piston 5 in the pigment bucket 3, thereby make pigment extruded to mark cylinder 4, be full of pigment under the normal condition in the mark cylinder 4, when pigment in the pigment bucket 3 enters mark cylinder 4 through inlet 31, the pigment in the mark cylinder 4 is too much, can mark liquid on the wall through the mark mouth and carry out the mark, thereby make building engineering wall face flatness measuring instrument realize quick mark, accurate mark, make the flatness measure the completion after, the whole construction in later stage can be more convenient.
Referring to fig. 3, in the present embodiment, the second elastic member 6 is provided as a driving spring, and the driving spring is sleeved outside the detection rod 2, so that the second elastic member 6 can drive the driving piston 5 and can also guide the detection rod 2 to a certain extent.
Referring to fig. 3, for the convenience of the worker to operate the building engineering wall flatness measuring instrument, the fixing frame 1 is rotatably connected with the limiting frame 12, after the pigment barrel 3 is installed, the limiting frame 12 is rotated to one side of the detection rod 2 extending out, the limiting frame 12 abuts against the detection rod 2, the detection rod 2 is in a balanced state, and excessive pigment in the pigment barrel 3 is prevented from overflowing too early.
Referring to fig. 3 and 4, in order to better limit the position of the limit bracket 12, a limit pin 13 is inserted into the limit bracket 12, the limit pin 13 is simultaneously inserted into the limit bracket 12 and the fixing frame 1, and when the limit bracket 12 rotates to the side where the detection rod 2 extends out, the limit pin 13 is inserted, so that the limit pin 13 fixes the limit bracket 12; when using measuring instrument, rotate spacing 12 to suitable position, insert and establish spacer pin 13 for spacer pin 13 realizes the fixed to spacing 12, and spacing 12 uses as the handle this moment, makes building engineering wall flatness measuring instrument operation more convenient, has promoted measuring efficiency to a certain extent.
The implementation principle of the building engineering wall surface flatness measuring instrument is as follows: the utility model provides a building engineering wall roughness measuring instrument, only need be through mount 1, measuring bar 2, pigment bucket 3, drive piston 5, and the setting of mark cylinder 4, make when wall roughness measurement is being carried out, measuring bar 2 can detect the unqualified wall of roughness accurately, mark cylinder 4 can mark the unqualified wall of roughness, thereby it is more accurate to make the wall location unqualified to the roughness, make simultaneously that the staff can be under construction the rectification to the unqualified wall of roughness after measuring fast.
The application also discloses a using method of the building engineering wall surface flatness measuring instrument, which comprises the following steps:
releasing the limit: firstly, taking out the limit pin 13 on the limit frame 12 by a worker, and rotating the limit frame 12 to enable the building engineering wall surface flatness measuring instrument to enter a positioning state at any time;
positioning: the worker pushes the flatness measuring instrument for the wall surface of the building engineering against the wall surface to be measured, and at the moment, the fixed frame 1 and the detection rod 2 simultaneously push against the wall surface;
and (3) detection: the staff promotes mount 1 for mount 1 slides on the wall simultaneously with measuring stick 2.
The application method of the building engineering wall surface flatness measuring instrument comprises the following steps: spacing is released → positioning → detection; when having satisfied building engineering wall face roughness measurement, can carry out real-time mark to the unqualified wall of testing result simultaneously, its easy operation, accuracy are high, when having promoted measurement of efficiency effectively, the staff carries out quick reorganization construction to the unqualified wall of roughness after being convenient for measure.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a building engineering wall flatness measuring instrument which characterized in that includes:
the fixing frame (1) is used for abutting against a wall surface;
the detection rod (2) is connected to the fixing frame (1) in a sliding mode, a first elastic piece (21) used for driving the detection rod (2) to slide out is connected to the fixing frame (1), and a blocking block (22) is connected to the detection rod (2);
the paint bucket is characterized by comprising a paint bucket (3) fixed on the fixing frame (1), one end of the detection rod (2) penetrates through the paint bucket (3) in a sliding mode, a liquid inlet (31) is formed in the wall of the paint bucket (3), the sealing block (22) is attached to the inner wall of the paint bucket (3) in a sliding mode, the sealing block (22) is used for controlling the liquid inlet (31) to be opened and closed, and the paint bucket (3) is used for containing paint;
one end of the marking needle cylinder (4) is connected with the pigment cylinder, and the other end of the marking needle cylinder is provided with a liquid outlet needle hole which points to the sliding-out direction of the detection rod (2); and
the driving piston (5) is arranged in the pigment barrel (3) in a sliding mode, and a second elastic piece (6) used for driving the driving piston (5) to move towards the liquid inlet (31) is arranged in the pigment barrel (3).
2. The building engineering wall flatness measuring instrument of claim 1, characterized in that: a telescopic sleeve (7) is arranged outside the first elastic piece (21), and the telescopic sleeve (7) is connected between the detection rod (2) and the bottom wall of the pigment barrel (3).
3. The constructional engineering wall flatness measuring instrument of claim 1, wherein: the second elastic piece (6) is set to be a driving spring, and the driving spring is sleeved outside the detection rod (2).
4. The constructional engineering wall flatness measuring instrument of claim 1, wherein: the fixing frame (1) is connected with a positioning roller (8) in a rotating mode, and the detection rod (2) is connected with a detection roller (9) in a rotating mode.
5. The constructional engineering wall flatness measuring instrument of claim 1, wherein: the pigment bucket is characterized in that a magnet (10) is connected to the pigment bucket (3), a magnetic plate (11) is arranged on the bottom plate of the fixing frame (1), and the pigment bucket (3) is adsorbed on the magnetic plate (11) through the magnet (10).
6. The constructional engineering wall flatness measuring instrument of claim 1, wherein: the liquid inlet device is characterized in that a limiting frame (12) is connected to the fixed frame (1) in a rotating mode, the limiting frame (12) rotates to one side, extending out of the detection rod (2), of the detection rod, the limiting frame (12) abuts against the detection rod (2), and the liquid inlet (31) is blocked by the blocking block (22) at the moment.
7. The constructional engineering wall flatness measuring instrument of claim 6, wherein: and a limiting pin (13) used for locking the limiting frame (12) is inserted into the limiting frame (12).
8. Use method of the building engineering wall surface flatness measuring instrument applied to any one of claims 1-5, characterized by comprising the following steps:
positioning: the fixing frame (1) is abutted against the wall surface to be measured, and the detection rod (2) is abutted against the wall surface to be measured at the moment;
and (3) detection: the fixing frame (1) is pushed, so that the fixing frame (1) and the detection rod (2) slide on the wall surface to be detected.
9. The use method of the building engineering wall surface flatness measuring instrument according to claim 8, characterized by comprising the following steps: the utility model discloses a spacing lock of lock, including mount (1), be connected with spacing (12) on the rotation of mount (1), insert on spacing (12) and be used for the locking spacer pin (13) of spacing (12) before the location step, need carry out the spacing step of relieving earlier, relieve spacingly: the limiting pin (13) on the limiting frame (12) is taken out, and the limiting frame (12) is rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211183011.9A CN115900507A (en) | 2022-09-27 | 2022-09-27 | Building engineering wall surface flatness measuring instrument and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211183011.9A CN115900507A (en) | 2022-09-27 | 2022-09-27 | Building engineering wall surface flatness measuring instrument and use method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116295226A (en) * | 2023-05-19 | 2023-06-23 | 山西鑫鼎宸科技股份有限公司 | Road bridge flatness detection equipment |
| CN116678295A (en) * | 2023-06-02 | 2023-09-01 | 湖北中宸建筑安装有限公司 | Wall flatness detection device for building construction |
| CN116772698A (en) * | 2023-08-17 | 2023-09-19 | 山东建科工程机械有限公司 | Extrusion type wall flatness measuring device |
| CN117948923A (en) * | 2024-03-27 | 2024-04-30 | 淄博市规划设计研究院有限公司 | Building measuring device |
-
2022
- 2022-09-27 CN CN202211183011.9A patent/CN115900507A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116295226A (en) * | 2023-05-19 | 2023-06-23 | 山西鑫鼎宸科技股份有限公司 | Road bridge flatness detection equipment |
| CN116295226B (en) * | 2023-05-19 | 2023-08-04 | 山西鑫鼎宸科技股份有限公司 | Road bridge flatness detection equipment |
| CN116678295A (en) * | 2023-06-02 | 2023-09-01 | 湖北中宸建筑安装有限公司 | Wall flatness detection device for building construction |
| CN116678295B (en) * | 2023-06-02 | 2023-12-12 | 湖北中宸建筑安装有限公司 | Wall flatness detection device for building construction |
| CN116772698A (en) * | 2023-08-17 | 2023-09-19 | 山东建科工程机械有限公司 | Extrusion type wall flatness measuring device |
| CN116772698B (en) * | 2023-08-17 | 2023-11-17 | 山东建科工程机械有限公司 | Extrusion type wall flatness measuring device |
| CN117948923A (en) * | 2024-03-27 | 2024-04-30 | 淄博市规划设计研究院有限公司 | Building measuring device |
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