CN112197682A - Wall flatness detection device for construction - Google Patents
Wall flatness detection device for construction Download PDFInfo
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- CN112197682A CN112197682A CN202011296927.6A CN202011296927A CN112197682A CN 112197682 A CN112197682 A CN 112197682A CN 202011296927 A CN202011296927 A CN 202011296927A CN 112197682 A CN112197682 A CN 112197682A
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- 238000001514 detection method Methods 0.000 title claims abstract description 49
- 238000010276 construction Methods 0.000 title claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000009435 building construction Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a wall surface flatness detection device for building construction, which belongs to the technical field of building construction detection equipment and comprises a U-shaped frame, wherein a movable plate is movably connected to the U-shaped frame through a lifting mechanism, two sides of the movable plate are respectively connected to limiting sliding grooves formed in the inner side wall of the U-shaped frame in a sliding mode, a bidirectional moving mechanism is fixedly arranged in the movable plate and connected with two shells, screw sleeves are embedded at the tops of the shells, screw rods are connected to the inner sides of the screw sleeves in a spiral transmission mode, and rotating handles are fixedly connected to one ends, located outside the shells, of the screw rods; the gyro wheel can roll on the wall, can not cause the scratch etc. to the wall, ensures the integrality of testing process wall, can detect the operation to the wall multiple places simultaneously, and detection efficiency is high, ensures that the wall roughness detects the operation and can not have the omission, detects more comprehensively, ensures that the gyro wheel can not take place the scratch with the wall when wholly using, improves the result of use.
Description
Technical Field
The invention belongs to the technical field of building construction detection equipment, and particularly relates to a wall surface flatness detection device for building construction.
Background
The building construction refers to production activities in the engineering construction implementation stage, is a construction process of various buildings, and can also be a process of changing various lines on a design drawing into a real object at a specified place, and comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like, and the place of the construction operation is called a building construction site or a construction site.
At present, in building construction, flatness detection of a wall surface is one of projects for house acceptance, and the existing detection device is used by being tightly attached to the wall surface, so that scratches and the like exist when the detection device moves on the wall surface, the wall surface is damaged, and certain defects exist in use; meanwhile, omission phenomena are easy to occur in detection of multiple positions of the wall surface, detection is not comprehensive, the detection effect is not good, and the detection efficiency is low.
Disclosure of Invention
The invention aims to provide a wall surface flatness detection device for building construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a wall roughness detection device for construction, includes U type frame, there is the fly leaf through elevating system swing joint on the U type frame, and the both sides difference sliding connection of fly leaf in the spacing spout of seting up on U type frame inside wall, two-way moving mechanism has set firmly in the fly leaf, and is connected with two shells on the two-way moving mechanism, the top of shell is inlayed and is equipped with the swivel nut, and screw drive is connected with the screw rod in the swivel nut, the screw rod is in the outside one of shell and serves the rigid coupling to have the turning handle, the screw rod is in the inside one end of shell and is connected through first bearing housing and regulation pinion rack rotation, it is intraductal to adjust pinion rack sliding connection, adjust the pinion rack and mesh with a plurality of detection mechanism respectively, and a plurality of detection mechanism all inlay and establish in the.
The following is a further optimization of the above technical solution of the present invention:
elevating system is including installing the first driving motor on U type frame, and the output shaft of first driving motor and the one end rigid coupling of first bidirectional screw, and first bidirectional screw rotates to be connected in the bearing frame, and the bearing frame rigid coupling is on U type frame, and spiral transmission is connected with two silk covers on the first bidirectional screw, and two silk covers all articulate mutually through the bottom surface of hinge bar with the fly leaf.
Further optimization: the bidirectional moving mechanism comprises a second driving motor installed in the movable plate, an output shaft of the second driving motor is fixedly connected with one end of a second bidirectional screw, the second bidirectional screw is rotatably connected in a guide rail groove formed in the inner side of the movable plate, the second bidirectional screw is respectively in screw transmission connection with the two moving blocks through threaded holes formed in the two moving blocks, and the two moving blocks are slidably connected in the guide rail groove and are respectively and fixedly connected to the bottoms of the two shells.
Further optimization: detection mechanism includes and adjusts the incomplete ring gear of tooth engaged with on the pinion rack, and the rigid coupling has four stoppers on the inside wall of incomplete ring gear, and four stoppers are sliding connection respectively in four regulation holes that fixed cover lateral wall was seted up, fixed cover rigid coupling is on the lateral wall of connecting axle, the one end and the rigid coupling of connecting axle have the gyro wheel, and the gyro wheel is located the shell outside, the other end of connecting axle passes through the second bearing housing and is connected with the one end rotation of loose axle, the loose axle cover is established in the fixing base, the rigid coupling has solid fixed ring on the loose axle, and the loose axle is equipped with the spring on being in the lateral wall between solid fixed ring and the fixing base, the other end of loose axle and the one end rigid coupling of haulage rope.
Further optimization: the outer side wall of the incomplete gear ring is fixedly provided with a limiting slide block, the limiting slide block is connected in a limiting notch formed in the inner side of a limiting ring in a sliding mode, and the limiting ring is fixedly connected in the shell.
Further optimization: install the pulley in the shell, the pulley setting is between loose axle and balancing weight, and the lateral wall of pulley is walked around to the haulage rope.
Further optimization: the outer side wall of the outer shell corresponding to the balancing weight is provided with scales, the scales comprise an upper scale and a lower scale, and a return-to-zero position is arranged between the upper scale and the lower scale.
Further optimization: and the side walls at the two ends of the U-shaped frame are fixedly connected with a set square.
Compared with the prior art, the wall surface flatness detection device for building construction provided by the invention at least has the following beneficial effects:
(1) by utilizing the effect of the roller, when the detection mechanism moves on the wall surface, the roller can roll on the wall surface, scratches and the like cannot be caused on the wall surface, the integrity of the wall surface in the detection process is ensured, when the roller moves to meet the position where the wall surface is not flat, the roller drives the movable shaft to move through the connecting shaft, and then the balancing weight is driven to ascend or descend through the traction rope, when the balancing weight ascends, the inner concave part of the wall surface is indicated, when the balancing weight descends, the outer convex part of the wall surface is indicated, and the flatness detection of the wall surface is further realized, and meanwhile, by utilizing the effects of a plurality of detection mechanisms, the detection operation can be simultaneously carried out on a plurality of positions;
(2) under the action of the bidirectional moving mechanism, a second driving motor is used for driving a second bidirectional lead screw to rotate, the second bidirectional lead screw rotates to respectively drive two moving blocks to move through threaded holes, so that two shells are close to or far away from each other, synchronous detection operation on two sides of the wall surface is realized, and the detection efficiency of the whole wall surface is greatly improved;
(3) through the action of the lifting mechanism, the first driving motor is used for driving the first bidirectional screw to rotate, the first bidirectional screw rotates to drive the movable plate to move up and down through the action of the screw sleeve and the hinge rod, so that the height of the shell is longitudinally changed, the roller can detect each part of the wall, the omission of wall flatness detection operation is avoided, and the detection is more comprehensive;
(4) it is rotatory to rotate the turning handle and drive the screw rod, the effect that utilizes the swivel nut makes the screw rod descend, thereby it descends to drive adjusting toothed plate, it is rotatory to utilize adjusting toothed plate and the meshing effect drive fixed cover of incomplete ring gear, it is rotatory to make the axis of rotation under the effect of second bearing sleeve, thereby can make the gyro wheel carry out 90 degrees rotations, the gyro wheel can roll along the horizontal direction when lateral shifting, the gyro wheel can roll along vertical direction when longitudinal movement, ensure that the gyro wheel can not take place the friction with the wall when whole uses, and the use effect is improved.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a housing according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal components of the housing in an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a detecting mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a position-limiting ring and a position-limiting slider according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a moving block in an embodiment of the present invention;
fig. 7 is an enlarged schematic structural diagram of a point a in fig. 3 according to an embodiment of the present invention.
In the figure: 1. a U-shaped frame; 2. a lifting mechanism; 201. a first drive motor; 202. a first bidirectional lead screw; 203. a bearing seat; 204. sleeving the silk; 205. a hinged lever; 3. a movable plate; 4. a limiting chute; 5. a bidirectional moving mechanism; 501. a second drive motor; 502. a second bidirectional lead screw; 503. a guide rail notch; 504. a moving block; 505. a threaded hole; 6. a housing; 7. a threaded sleeve; 8. a screw; 9. a handle is rotated; 10. a first bearing sleeve; 11. adjusting the toothed plate; 12. a detection mechanism; 1201. an incomplete gear ring; 1202. a limiting ring; 1203. a limiting slide block; 1204. a limiting notch; 1205. a limiting block; 1206. fixing a sleeve; 1207. an adjustment hole; 1208. a connecting shaft; 1209. a roller; 1210. a second bearing housing; 1211. a movable shaft; 1212. a fixed seat; 1213. a fixing ring; 1214. a spring; 1215. a hauling rope; 1216. a balancing weight; 1217. a pulley; 13. calibration; 14. a triangular plate.
Detailed Description
Example (b):
as shown in figures 1-7, the invention provides a wall flatness detecting device for building construction, which comprises a U-shaped frame 1, a movable plate 3 movably connected to the U-shaped frame 1 through a lifting mechanism 2, two sides of the movable plate 3 are respectively connected in a limiting chute 4 arranged on the inner side wall of the U-shaped frame 1 in a sliding way, a bidirectional moving mechanism 5 is fixedly arranged in the movable plate 3, two shells 6 are connected on the bidirectional moving mechanism 5, a threaded sleeve 7 is embedded at the top of each shell 6, and the screw 8 is connected with the screw rod 8 in the screw sleeve 7 in a spiral transmission manner, the end of the screw rod 8, which is positioned outside the shell 6, is fixedly connected with the rotating handle 9, the end of the screw rod 8, which is positioned inside the shell 6, is rotatably connected with the adjusting toothed plate 11 through the first bearing sleeve 10, the adjusting toothed plate 11 is connected in the shell 6 in a limiting and sliding manner, the adjusting toothed plate 11 is respectively meshed with the plurality of detection mechanisms 12, and the plurality of detection mechanisms 12 are all embedded in the shell 6.
The lifting mechanism 2 comprises a first driving motor 201 installed on the U-shaped frame 1, an output shaft of the first driving motor 201 is fixedly connected with one end of a first bidirectional screw 202, the first bidirectional screw 202 is rotatably connected in a bearing seat 203, the bearing seat 203 is fixedly connected on the U-shaped frame 1, two screw sleeves 204 are connected to the first bidirectional screw 202 in a spiral transmission manner, and the two screw sleeves 204 are hinged to the bottom surface of the movable plate 3 through a hinge rod 205 (see fig. 1).
Design like this, can vertically change the height of shell 6 for detection mechanism 12 can all carry out the detection achievement to every department of wall, ensures that the wall roughness detects the operation and can not have the omission, detects more comprehensively.
The bidirectional moving mechanism 5 includes a second driving motor 501 installed in the movable plate 3, an output shaft of the second driving motor 501 is fixedly connected to one end of a second bidirectional lead screw 502, the second bidirectional lead screw 502 is rotatably connected to a guide rail notch 503 formed in the inner side of the movable plate 3, and the second bidirectional lead screw 502 is respectively in screw transmission connection with two moving blocks 504 through threaded holes 505 formed in the two moving blocks 504.
The two moving blocks 504 are connected in the guide rail notches 503 in a limited sliding manner and are respectively fixedly connected to the bottoms of the two shells 6 (see fig. 1).
By the design, synchronous detection operation on two sides of the wall surface can be realized, and the detection efficiency of the whole wall surface is greatly improved.
One end of the connecting shaft 1208 is fixedly connected with a roller 1209, the roller 1209 is located outside the housing 6, the other end of the connecting shaft 1208 is rotatably connected with one end of the movable shaft 1211 through a second bearing sleeve 1210, and the movable shaft 1211 is sleeved in the fixing seat 1212.
The movable shaft 1211 is fixedly connected with a fixing ring 1213, and a spring 1214 is sleeved on the outer side wall of the movable shaft 1211 between the fixing ring 1213 and the fixing seat 1212.
The other end of the movable shaft 1211 is fixedly connected to one end of a pulling rope 1215, and the other end of the pulling rope 1215 penetrates the housing 6 and is fixedly connected to a weight block 1216 (see fig. 3 and 4).
Design like this, gyro wheel 1209 can roll on the wall, can not cause the scratch etc. to the wall, ensure the integrality of testing process wall, meet the position department of wall unevenness when gyro wheel 1209 removes, gyro wheel 1209 drives loose axle 1211 through connecting axle 1208 and removes, and then drive balancing weight 1216 through haulage rope 1215 and rise or move down, when balancing weight 1216 rises, then explain this place wall indent, when balancing weight 1216 moves down, then explain this place wall evagination, and then realize the roughness detection of wall.
The outer side wall of the incomplete gear ring 1201 is fixedly provided with a limiting slider 1203, the limiting slider 1203 is slidably connected in a limiting notch 1204 arranged on the inner side of a limiting ring 1202, and the limiting ring 1202 is fixedly connected in the housing 6 (see fig. 4 and 5).
By means of the design, the limiting slider 1203 slides in the limiting notch 1204 on the limiting ring 1202 to limit the incomplete gear ring 1201, so that the incomplete gear ring 1201 has more stability during rotation.
Mounted within the housing 6 is a pulley 1217, the pulley 1217 being disposed between the movable shaft 1211 and the counterweight 1216, and the pull cord 1215 passing around the outer side wall of the pulley 1217 (see fig. 4).
By the design, the traction rope 1215 is not easy to wear when moving through the pulley 1217, and the traction rope 1215 is prevented from being broken.
The outer side wall of the outer shell 6 corresponding to the counterweight block 1216 is provided with a scale 13, the scale 13 is composed of an upper scale and a lower scale, and a return-to-zero position is arranged between the upper scale and the lower scale (see fig. 1).
By the design, the distance of the counterweight block 1216 rising or moving downwards is respectively observed through the upper scale and the lower scale, so that the gap distance of the uneven part of the wall surface is accurately obtained.
And the side walls of the two ends of the U-shaped frame 1 are fixedly connected with a triangular plate 14 (see figure 1).
By the design, the triangular plate 14 is utilized to reinforce and support the U-shaped frame 1, so that the device is more stable when being attached to a wall, and the device is prevented from shaking.
It should be noted that: first driving motor and second driving motor are prior art's common parts, and the model of adoption etc. all can be customized according to the in-service use demand.
During the use, with the laminating of whole device on taking the detection wall, utilize the effect of gyro wheel 1209, when detection mechanism 12 moved on the wall to gyro wheel 1209 can roll on the wall, can not cause the scratch etc. to the wall, ensure the integrality of testing process wall.
When the roller 1209 moves, the roller 1209 drives the movable shaft 1211 to move through the connecting shaft 1208 when encountering the uneven position of the wall surface, and then drives the counterweight block 1216 to ascend or descend through the traction rope 1215 under the action of the spring 1214, when the counterweight block 1216 ascends, the wall surface at the position is inwards concave, and when the counterweight block 1216 descends, the wall surface at the position is outwards convex, so that the flatness detection of the wall surface is realized.
Utilize second driving motor 501 work to drive the rotation of second bidirectional screw 502, second bidirectional screw 502 is rotatory to drive two movable blocks 504 respectively through screw hole 505 and remove, and then makes two shells 6 be close to or keep away from, realizes the synchronous detection operation to the wall both sides, has improved the detection efficiency of whole wall greatly.
And then, the first driving motor 201 is used for driving the first bidirectional screw 202 to rotate, the first bidirectional screw 202 rotates to drive the movable plate 3 to move up and down under the action of the screw sleeve 204 and the hinge rod 205, so that the height of the shell 6 is longitudinally changed, the roller 1209 can perform detection work on each part of the wall, and the detection operation of the flatness of the wall is ensured not to be omitted.
Rotate the turning handle 9 and drive screw rod 8 rotatory, the effect that utilizes swivel nut 7 makes screw rod 8 descend, thereby drive adjusting gear plate 11 and descend, it is rotatory with the fixed cover 1206 of meshing effect drive of incomplete ring gear 1201 to utilize adjusting gear plate 11, make the axis of rotation rotatory under the effect of second bearing cover 1210, thereby can make gyro wheel 1209 carry out 90 degrees rotations, thereby realize, gyro wheel 1209 can roll along the horizontal direction when lateral shifting, gyro wheel 1209 can roll along vertical direction when longitudinal movement, ensure that gyro wheel 1209 can not take place the friction with the wall when whole uses can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a wall flatness detection device for construction, includes U type frame (1), its characterized in that: the device is characterized in that a movable plate (3) is movably connected to the U-shaped frame (1) through a lifting mechanism (2), two sides of the movable plate (3) are respectively connected to a limiting sliding groove (4) formed in the inner side wall of the U-shaped frame (1) in a sliding manner, a two-way moving mechanism (5) is fixedly arranged in the movable plate (3), two shells (6) are connected to the two-way moving mechanism (5), a threaded sleeve (7) is embedded at the top of each shell (6), a screw rod (8) is connected to the inner side of the threaded sleeve (7) in a spiral transmission manner, a rotating handle (9) is fixedly connected to one end, located outside the shell (6), of the screw rod (8), rotatably connected with an adjusting toothed plate (11) through a first bearing sleeve (10), the adjusting toothed plate (11) is connected to the shell (6) in a sliding manner, the adjusting toothed plate (11) is respectively meshed with a plurality of detection mechanisms (12), and a plurality of detection mechanisms (12) are all embedded in the shell (6).
2. The wall flatness detecting device for building construction according to claim 1, characterized in that: elevating system (2) is including installing first driving motor (201) on U type frame (1), and the output shaft of first driving motor (201) and the one end rigid coupling of first two-way lead screw (202), and first two-way lead screw (202) rotate to be connected in bearing frame (203), and bearing frame (203) rigid coupling is on U type frame (1), and spiral transmission is connected with two silk covers (204) on first two-way lead screw (202), and two silk covers (204) all articulate mutually through the bottom surface of hinge bar (205) with fly leaf (3).
3. The wall flatness detecting device for building construction according to claim 2, characterized in that: the bidirectional moving mechanism (5) comprises a second driving motor (501) installed in the movable plate (3), an output shaft of the second driving motor (501) is fixedly connected with one end of a second bidirectional lead screw (502), the second bidirectional lead screw (502) is rotatably connected in a guide rail notch (503) formed in the inner side of the movable plate (3), the second bidirectional lead screw (502) is respectively in screw transmission connection with the two moving blocks (504) through threaded holes (505) formed in the two moving blocks (504), the two moving blocks (504) are slidably connected in the guide rail notch (503), and the two moving blocks (504) are respectively fixedly connected to the bottoms of the two shells (6).
4. The wall flatness detecting device for building construction according to claim 3, characterized in that: the detection mechanism (12) comprises an incomplete gear ring (1201) meshed with teeth on the adjusting toothed plate (11), four limit blocks (1205) are fixedly connected to the inner side wall of the incomplete gear ring (1201), the four limit blocks (1205) are respectively connected to four adjusting holes (1207) formed in the outer side wall of the fixed sleeve (1206) in a sliding mode, the fixed sleeve (1206) is fixedly connected to the outer side wall of the connecting shaft (1208), a roller (1209) is fixedly connected to one end of the connecting shaft (1208), the roller (1209) is located on the outer side of the shell (6), the other end of the connecting shaft (1208) is rotatably connected with one end of the movable shaft (1211) through a second bearing sleeve (1210), the movable shaft (1211) is sleeved in the fixed seat (1212), a fixed ring (1213) is fixedly connected to the movable shaft (1211), and a spring (1214) is sleeved on the outer side wall of the movable shaft (1211) between the fixed ring (1213) and the fixed, the other end of the movable shaft (1211) is fixedly connected with one end of a traction rope (1215), and the other end of the traction rope (1215) penetrates through the shell (6) and is fixedly connected with a balancing weight (1216).
5. The wall flatness detecting device for building construction according to claim 4, characterized in that: the outer side wall of the incomplete gear ring (1201) is fixedly provided with a limiting slide block (1203), the limiting slide block (1203) is connected in a limiting notch (1204) formed in the inner side of a limiting ring (1202) in a sliding mode, and the limiting ring (1202) is fixedly connected in the shell (6).
6. The wall flatness detecting device for building construction according to claim 5, characterized in that: a pulley (1217) is installed in the housing (6), the pulley (1217) is arranged between the movable shaft (1211) and the counterweight block (1216), and the traction rope (1215) passes around the outer side wall of the pulley (1217).
7. The wall flatness detecting device for building construction according to claim 6, characterized in that: the lateral wall department that shell (6) outside corresponds balancing weight (1216) is equipped with scale (13), and scale (13) comprise last scale and lower scale, go up the scale and be the position of returning to zero between the scale down.
8. The wall flatness detecting device for building construction according to claim 7, characterized in that: and the side walls at the two ends of the U-shaped frame (1) are fixedly connected with a triangular plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011296927.6A CN112197682A (en) | 2020-11-18 | 2020-11-18 | Wall flatness detection device for construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011296927.6A CN112197682A (en) | 2020-11-18 | 2020-11-18 | Wall flatness detection device for construction |
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| CN112197682A true CN112197682A (en) | 2021-01-08 |
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| CN113757525A (en) * | 2021-09-07 | 2021-12-07 | 李睿杰 | Intelligent house wall detects with quality detection device who is convenient for remove |
| CN114674205A (en) * | 2022-03-25 | 2022-06-28 | 中国建筑第五工程局有限公司 | Green building decoration wall flatness detection device with raising and lowering functions |
| CN116143021A (en) * | 2023-04-19 | 2023-05-23 | 山西二建集团有限公司 | Material conveying device for building construction |
| CN117805094A (en) * | 2023-12-19 | 2024-04-02 | 重庆大学 | House building outer wall detection device |
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| CN114674205A (en) * | 2022-03-25 | 2022-06-28 | 中国建筑第五工程局有限公司 | Green building decoration wall flatness detection device with raising and lowering functions |
| CN116143021A (en) * | 2023-04-19 | 2023-05-23 | 山西二建集团有限公司 | Material conveying device for building construction |
| CN116143021B (en) * | 2023-04-19 | 2023-06-30 | 山西二建集团有限公司 | Material conveying device for building construction |
| CN117805094A (en) * | 2023-12-19 | 2024-04-02 | 重庆大学 | House building outer wall detection device |
| CN117805094B (en) * | 2023-12-19 | 2024-06-18 | 重庆大学 | House building outer wall detection device |
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