CN113899351A - Building engineering perpendicularity detection device and detection method - Google Patents
Building engineering perpendicularity detection device and detection method Download PDFInfo
- Publication number
- CN113899351A CN113899351A CN202111385320.XA CN202111385320A CN113899351A CN 113899351 A CN113899351 A CN 113899351A CN 202111385320 A CN202111385320 A CN 202111385320A CN 113899351 A CN113899351 A CN 113899351A
- Authority
- CN
- China
- Prior art keywords
- detection device
- casing
- shell
- fixedly connected
- laser emitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000005484 gravity Effects 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 4
- 239000002993 sponge (artificial) Substances 0.000 claims description 4
- 230000001960 triggered effect Effects 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012876 topography Methods 0.000 abstract 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/10—Plumb lines
- G01C15/105—Optical plumbing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/12—Instruments for setting out fixed angles, e.g. right angles
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a building engineering verticality detection device which comprises a shell, wherein a battery is fixedly connected to the upper surface of the shell, a detection device is arranged on the left inner wall of the shell, a reference device is arranged on the left surface of the shell, and a fixing sheet is fixedly connected to the lower side of the detection device and the left inner wall of the shell. Through design detection device and lifter plate and switch, the realization device can reform oneself and need not to carry out the leveling at the effect of gravity, and can lock according to the condition of using is automatic, avoid the device to produce the damage, refer to the device through the design, the in-process of realization device using, can use light to contrast, measure the ground inclination angle of device place itself, thereby be convenient for other needs ground level's device uses and provides the reference, through the design support ring, the fixed cone, when realizing using under the cooperation with the lid, in order to adapt to different topography.
Description
Technical Field
The invention relates to the technical field of engineering detection devices, in particular to a device and a method for detecting the perpendicularity of constructional engineering.
Background
The building engineering refers to an engineering entity formed by the construction of various building buildings and their auxiliary facilities and the installation of lines, pipes and equipment matched with them, wherein the building buildings refer to the engineering which has top covers, beams, columns, walls, foundations and can form internal spaces and meet the requirements of people for production, living, study and public activities. The detection precision is influenced by the horizontal precision at present, the detection precision of the device is limited under the condition that initial data is wrong, and in addition, the existing device can be used only by long-time adjustment.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device and a method for detecting the perpendicularity of a building project, and solves the problems that long-time leveling is needed and the use environment influences.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the construction engineering verticality detection device comprises a shell, wherein a battery is fixedly connected to the upper surface of the shell, and a detection device is arranged on the left inner wall of the shell;
the left surface of the shell is provided with a reference device, the left inner wall of the shell and positioned at the lower side of the detection device are fixedly connected with a fixing sheet, the lower surface of the fixing sheet is fixedly connected with a switch, the inner surface of the shell is connected with a lifting plate in a sliding manner, the upper surface of the lifting plate is fixedly connected with a controller, and the upper surface of the lifting plate and positioned at the left side of the controller are fixedly connected with a lifting rod;
the fixed awl of lower fixed surface of lifter plate is connected with, the lower fixed surface of casing is connected with the support ring, the lower surface of casing and the inside fixedly connected with polymer sponge that is located the support ring, the right fixed surface of support ring is connected with the rope, the one end fixedly connected with lid of support ring is kept away from to the rope.
Preferably, the battery is electrically connected with the controller, and a charging port is arranged on the front surface of the battery.
Preferably, the detection device comprises a telescopic rod, a limiting block, a second laser emitter, a bearing and a connecting rod.
Preferably, the surface and the casing fixed connection of bearing, the internal surface and the connecting rod fixed connection of bearing, the cross-section of connecting rod is triangle-shaped, the top inner wall fixed connection of telescopic link and casing, the output and the stopper of telescopic link are fixed, second laser emitter and connecting rod fixed connection.
Preferably, the reference device includes knob, magnetic pole, connecting rod, first laser emitter, calibrated scale, attenuator, pointer, the knob rotates with the casing to be connected, calibrated scale and casing fixed connection, the last fixed surface of pointer and knob is connected, attenuator and casing fixed connection, first laser emitter and connecting rod fixed connection, the magnetic pole extends to the inside of casing, the material of knob is iron.
Preferably, the switch is electrically connected with the telescopic rod, the position of the lifting rod corresponds to the position of the fixing piece, and the inner wall of the bottom of the shell is provided with an opening.
Preferably, the outer surface of the cover is provided with an anti-skid layer, the outer surface of the cover is the same as the diameter of the support ring, the lower fixed surface of the detection device is connected with a fixing rod, the lower fixed surface of the fixing rod is connected with a balancing weight, and the right surface of the shell is provided with a glass cover.
The construction perpendicularity detection method uses the construction perpendicularity detection device, and comprises the following steps:
s1, after the cover is taken down, the device is placed on the ground, and according to actual conditions, the support ring is in contact with the ground when the ground is soft, so that the support force is increased;
s2, according to the step S1, the lifting plate moves upwards, after the switch is triggered, the telescopic rod is shortened, the limiting block cancels the limiting on the connecting rod, and the second laser emitter automatically emits vertical light under the action of gravity;
s3, rotating the angle of the first laser emitter by rotating the knob, overlapping the light emitted by the first laser emitter with the light emitted in the step S2 by the adjusted reference device, and reading the reading of the pointer on the dial, namely reading the inclination degree of the ground;
s4, the device is folded after the use is completed, the lifting plate loses pressure, the switch controls the telescopic rod to descend, the second laser emitter can be prevented from rotating, the cover is connected with the support ring, and therefore people are prevented from being injured by the fixing cone.
The working principle is as follows: after the cover 8 is taken down, the device is placed on the ground, according to actual conditions, when the ground is soft, the support ring 10 is in contact with the ground, the support force is increased, the lifting plate 17 moves upwards, after the switch 13 is triggered, the telescopic rod 301 is shortened, the limiting block 302 cancels the limiting on the connecting rod 305, the second laser emitter 303 automatically emits vertical light under the action of gravity, by rotating the knob 201 by the angle of the first laser emitter 204, the adjusted reference device 2 will coincide the light emitted by the first laser emitter 204 with the light emitted in step S2, read the reading of the pointer 207 on the dial 205, the inclination degree of the ground can be read, the lifting plate 17 loses pressure, the switch 13 controls the telescopic rod 301 to descend, the second laser transmitter 303 is prevented from rotating and the cap 8 is coupled to the support ring 10, thereby preventing the fixing cone 9 from hurting a person.
(III) advantageous effects
The invention provides a device and a method for detecting the perpendicularity of construction engineering. The method has the following beneficial effects:
1. according to the building engineering verticality detection device and the detection method, the detection device, the lifting plate and the switch are designed, so that the device can be automatically corrected under the action of gravity without leveling, and can be automatically locked according to the using condition, and the device is prevented from being damaged.
2. According to the building engineering verticality detection device and the detection method, through the design reference device, the light can be used for comparison in the using process of the device, the ground inclination angle of the device is measured, and therefore other devices needing ground level can be conveniently used for providing reference.
3. According to the device and the method for detecting the perpendicularity of the building engineering, the supporting ring and the fixing cone are designed, so that the device and the method are used in cooperation with the cover and are suitable for different terrains.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a front view of the present invention;
fig. 5 is a schematic view of the overall structure of the present invention.
Wherein, 1, a shell; 2. a reference device; 201. a knob; 202. a magnetic rod; 203. a connecting rod; 204. a first laser transmitter; 205. a dial scale; 206. a damper; 207. a pointer; 3. a detection device; 301. a telescopic rod; 302. a limiting block; 303. a second laser transmitter; 304. a bearing; 305. a connecting rod; 4. a glass cover; 5. a balancing weight; 6. fixing the rod; 7. a rope; 8. a cover; 9. a fixed cone; 10. a support ring; 11. opening a hole; 12. a lifting rod; 13. a switch; 14. a fixing sheet; 15. a battery; 16. a charging port; 17. a lifting plate; 18. a controller; 19. an anti-slip layer; 20. a polymeric sponge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, an embodiment of the present invention provides a building engineering verticality detection apparatus, which includes a housing 1, a battery 15 is fixedly connected to an upper surface of the housing 1 and used for providing electric power, the battery 15 is electrically connected to a controller 18, a charging port 16 is disposed on a front surface of the battery 15, a detection device 3 is disposed on a left inner wall of the housing 1, the detection device 3 is used for emitting light to facilitate detection of whether the battery is vertical, the detection device 3 includes a telescopic rod 301, a limit block 302, a second laser emitter 303, a bearing 304, and a connecting rod 305, an outer surface of the bearing 304 is fixedly connected to the housing 1, an inner surface of the bearing 304 is fixedly connected to the connecting rod 305, a cross section of the connecting rod 305 is triangular, the telescopic rod 301 is fixedly connected to a top inner wall of the housing 1, an output end of the telescopic rod 301 is fixed to the limit block 302, and the second laser emitter 303 is fixedly connected to the connecting rod 305.
The left surface of the shell 1 is provided with a reference device 2, the reference device 2 emits light for reference, the device 2 comprises a knob 201, a magnetic rod 202, a connecting rod 203, a first laser emitter 204, a dial 205, a damper 206 and a pointer 207, the knob 201 is rotatably connected with the shell 1, the dial 205 is fixedly connected with the shell 1, the pointer 207 is fixedly connected with the upper surface of the knob 201, the damper 206 is fixedly connected with the shell 1, the first laser emitter 204 is fixedly connected with the connecting rod 203, the magnetic rod 202 extends into the shell 1, the knob 201 is made of iron and is used for being adsorbed with the magnetic rod 202, a fixing plate 14 is fixedly connected with the left inner wall of the shell 1 and positioned at the lower side of the detection device 3, the lower surface of the fixing plate 14 is fixedly connected with a switch 13, the switch 13 is electrically connected with a telescopic rod 301, and the position of the lifting rod 12 corresponds to the position of the fixing plate 14, the inner wall of the bottom of the shell 1 is provided with an opening 11, the inner surface of the shell 1 is connected with a lifting plate 17 in a sliding mode, the upper surface of the lifting plate 17 is fixedly connected with a controller 18 and used for sending out a control signal, and the upper surface of the lifting plate 17 is fixedly connected with a lifting rod 12 on the left side of the controller 18.
Fixed surface of lifter plate 17 is connected with stationary cone 9, the fixed surface of casing 1 is connected with support ring 10, the lower surface of casing 1 and the inside fixedly connected with polymer sponge 20 that is located support ring 10, the right fixed surface of support ring 10 is connected with rope 7, be used for avoiding dropping of lid 8, the one end fixedly connected with lid 8 of support ring 10 is kept away from to rope 7, the surface of lid 8 is provided with skid resistant course 19, the surface of lid 8 is the same with the diameter of support ring 10, the lower fixed surface of detection device 3 is connected with dead lever 6, the lower fixed surface of dead lever 6 is connected with balancing weight 5, the right surface of casing 1 is provided with glass cover 4, be used for seeing through light.
The construction perpendicularity detection method uses the construction perpendicularity detection device, and comprises the following steps:
step one, after the cover 8 is taken down, the device is placed on the ground, and according to the actual situation, the support ring 10 is in contact with the ground when the ground is soft, so that the support force is increased;
step two, according to the step that S1 is completed, the lifting plate 17 moves upwards, after the switch 13 is triggered, the telescopic rod 301 is shortened, the limit of the limit block 302 on the connecting rod 305 is cancelled, and the second laser emitter 303 automatically emits vertical light under the action of gravity;
thirdly, rotating the angle of the first laser emitter 204 by rotating the knob 201, overlapping the light emitted by the first laser emitter 204 with the light emitted in the step S2 by the adjusted reference device 2, and reading the reading of the pointer 207 on the dial 205, i.e. reading the inclination degree of the ground;
step four, after the device is used, the device is retracted, the lifting plate 17 loses pressure, the switch 13 controls the telescopic rod 301 to descend, the second laser emitter 303 can be prevented from rotating, the cover 8 is connected with the support ring 10, and therefore the fixing cone 9 is prevented from hurting people.
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. Building engineering straightness detection device that hangs down, including casing (1), its characterized in that: a battery (15) is fixedly connected to the upper surface of the shell (1), and a detection device (3) is arranged on the left inner wall of the shell (1);
a reference device (2) is arranged on the left surface of the shell (1), a fixed sheet (14) is fixedly connected to the lower side of the detection device (3) and positioned on the left inner wall of the shell (1), a switch (13) is fixedly connected to the lower surface of the fixed sheet (14), a lifting plate (17) is connected to the inner surface of the shell (1) in a sliding mode, a controller (18) is fixedly connected to the upper surface of the lifting plate (17), and a lifting rod (12) is fixedly connected to the left side of the controller (18) and positioned on the upper surface of the lifting plate (17);
the lower fixed surface of lifter plate (17) is connected with fixed awl (9), the lower fixed surface of casing (1) is connected with support ring (10), the lower surface of casing (1) just is located inside fixedly connected with polymer sponge (20) of support ring (10), the right fixed surface of support ring (10) is connected with rope (7), the one end fixedly connected with lid (8) of support ring (10) are kept away from in rope (7).
2. The construction engineering verticality detection device according to claim 1, characterized in that: the battery (15) is electrically connected with the controller (18), and a charging port (16) is arranged on the front surface of the battery (15).
3. The construction engineering verticality detection device according to claim 1, characterized in that: the detection device (3) comprises a telescopic rod (301), a limiting block (302), a second laser emitter (303), a bearing (304) and a connecting rod (305).
4. The construction engineering verticality detection device according to claim 3, characterized in that: the surface and casing (1) fixed connection of bearing (304), the internal surface and connecting rod (305) fixed connection of bearing (304), the cross-section of connecting rod (305) is triangle-shaped, the top inner wall fixed connection of telescopic link (301) and casing (1), the output and stopper (302) of telescopic link (301) are fixed, second laser emitter (303) and connecting rod (305) fixed connection.
5. The construction engineering verticality detection device according to claim 1, characterized in that: reference device (2) include knob (201), magnetic pole (202), connecting rod (203), first laser emitter (204), calibrated scale (205), attenuator (206) and pointer (207), knob (201) rotates with casing (1) to be connected, calibrated scale (205) and casing (1) fixed connection, pointer (207) and the last fixed surface of knob (201) are connected, attenuator (206) and casing (1) fixed connection, first laser emitter (204) and connecting rod (203) fixed connection, magnetic pole (202) extend to the inside of casing (1), the material of knob (201) is iron.
6. The construction engineering verticality detection device according to claim 1, characterized in that: switch (13) and telescopic link (301) electric connection, the position of lifter (12) corresponds with the position of stationary blade (14), the end inner wall of casing (1) is provided with trompil (11).
7. The construction engineering verticality detection device according to claim 1, characterized in that: the surface of lid (8) is provided with skid resistant course (19), the surface of lid (8) is the same with the diameter of support ring (10), the lower fixed surface of detection device (3) is connected with dead lever (6), the lower fixed surface of dead lever (6) is connected with balancing weight (5), the right surface of casing (1) is provided with glass cover (4).
8. The method for detecting the perpendicularity of the construction engineering is characterized by using the device for detecting the perpendicularity of the construction engineering as claimed in any one of claims 1 to 7, and comprises the following steps:
s1, after the cover (8) is taken down, the device is placed on the ground, and according to the actual situation, the support ring (10) is in contact with the ground when the ground is soft, so that the support force is increased;
s2, according to the step S1, the lifting plate (17) moves upwards, after the switch (13) is triggered, the telescopic rod (301) is shortened, the limiting block (302) cancels limiting of the connecting rod (305), and the second laser emitter (303) automatically emits vertical light under the action of gravity;
s3, rotating the angle of the first laser emitter (204) through the rotary knob (201), overlapping the light emitted by the first laser emitter (204) with the light emitted in the step S2 by the adjusted reference device (2), and reading the reading of the pointer (207) on the dial (205), namely reading the inclination degree of the ground;
s4, after the device is used, the lifting plate (17) loses pressure, the switch (13) controls the telescopic rod (301) to descend, the second laser emitter (303) can be prevented from rotating, the cover (8) is connected with the support ring (10), and therefore the fixing cone (9) is prevented from hurting people.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111385320.XA CN113899351B (en) | 2021-11-22 | 2021-11-22 | Building engineering verticality detection device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111385320.XA CN113899351B (en) | 2021-11-22 | 2021-11-22 | Building engineering verticality detection device and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113899351A true CN113899351A (en) | 2022-01-07 |
| CN113899351B CN113899351B (en) | 2024-03-12 |
Family
ID=79194944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111385320.XA Active CN113899351B (en) | 2021-11-22 | 2021-11-22 | Building engineering verticality detection device and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113899351B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993022619A1 (en) * | 1992-04-27 | 1993-11-11 | Verticalign Aust Pty. Ltd. | Vertical alignment apparatus |
| DE29603681U1 (en) * | 1996-02-29 | 1996-04-18 | Carl Zeiss Jena Gmbh, 07745 Jena | Optical soldering device for geodetic devices |
| US20020184774A1 (en) * | 2001-05-10 | 2002-12-12 | Kim Byoung Chul | Verticality/horizon indicator for construction |
| US20030061720A1 (en) * | 2001-09-28 | 2003-04-03 | Reinhard Waibel | Self-leveling constructional laser |
| CN101078623A (en) * | 2006-05-26 | 2007-11-28 | 南京德朔实业有限公司 | Self-levelling straight line laser and its control method |
| CN206876179U (en) * | 2017-07-05 | 2018-01-12 | 蒋仲清 | A kind of elevator testing apparatus for verticality |
| CN107664496A (en) * | 2016-07-28 | 2018-02-06 | 罗伯特·博世有限公司，香港 | The straight line laser instrument of adaptable thermal control function |
| CN208419960U (en) * | 2018-03-24 | 2019-01-22 | 王逸霖 | Vertical horizontality measurement instrument |
| CN109373972A (en) * | 2018-10-31 | 2019-02-22 | 中国电建集团山东电力建设第工程有限公司 | A kind of pile body testing apparatus for verticality |
| CN208688412U (en) * | 2018-09-20 | 2019-04-02 | 广西建设职业技术学院 | A kind of architectural design special measurement device |
| CN110411410A (en) * | 2019-08-16 | 2019-11-05 | 中铁三局集团广东建设工程有限公司 | A kind of Construction of Civil Engineering multifunction measuring set |
| CN211504131U (en) * | 2020-03-10 | 2020-09-15 | 赵妍 | Portable middle waist line projector |
| CN212963370U (en) * | 2020-09-16 | 2021-04-13 | 黄日文 | Line weighs down device for construction |
| CN213238907U (en) * | 2020-08-22 | 2021-05-18 | 深圳市华皓伟业光电有限公司 | High-sensitivity vertical laser infrared transmitter |
-
2021
- 2021-11-22 CN CN202111385320.XA patent/CN113899351B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993022619A1 (en) * | 1992-04-27 | 1993-11-11 | Verticalign Aust Pty. Ltd. | Vertical alignment apparatus |
| DE29603681U1 (en) * | 1996-02-29 | 1996-04-18 | Carl Zeiss Jena Gmbh, 07745 Jena | Optical soldering device for geodetic devices |
| US20020184774A1 (en) * | 2001-05-10 | 2002-12-12 | Kim Byoung Chul | Verticality/horizon indicator for construction |
| US20030061720A1 (en) * | 2001-09-28 | 2003-04-03 | Reinhard Waibel | Self-leveling constructional laser |
| CN101078623A (en) * | 2006-05-26 | 2007-11-28 | 南京德朔实业有限公司 | Self-levelling straight line laser and its control method |
| CN107664496A (en) * | 2016-07-28 | 2018-02-06 | 罗伯特·博世有限公司，香港 | The straight line laser instrument of adaptable thermal control function |
| CN206876179U (en) * | 2017-07-05 | 2018-01-12 | 蒋仲清 | A kind of elevator testing apparatus for verticality |
| CN208419960U (en) * | 2018-03-24 | 2019-01-22 | 王逸霖 | Vertical horizontality measurement instrument |
| CN208688412U (en) * | 2018-09-20 | 2019-04-02 | 广西建设职业技术学院 | A kind of architectural design special measurement device |
| CN109373972A (en) * | 2018-10-31 | 2019-02-22 | 中国电建集团山东电力建设第工程有限公司 | A kind of pile body testing apparatus for verticality |
| CN110411410A (en) * | 2019-08-16 | 2019-11-05 | 中铁三局集团广东建设工程有限公司 | A kind of Construction of Civil Engineering multifunction measuring set |
| CN211504131U (en) * | 2020-03-10 | 2020-09-15 | 赵妍 | Portable middle waist line projector |
| CN213238907U (en) * | 2020-08-22 | 2021-05-18 | 深圳市华皓伟业光电有限公司 | High-sensitivity vertical laser infrared transmitter |
| CN212963370U (en) * | 2020-09-16 | 2021-04-13 | 黄日文 | Line weighs down device for construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113899351B (en) | 2024-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111220089B (en) | Pile foundation pore-forming shape and perpendicularity detection device and detection method thereof | |
| US4240208A (en) | Hand-held laser surveying rod | |
| CN214583012U (en) | Building engineering stake hole detection device | |
| CN212620628U (en) | Building engineering manages with stake hole aperture detection device | |
| CN215759212U (en) | Foundation pit horizontal displacement monitoring device | |
| CN210198384U (en) | Stable support of total station | |
| CN108824423B (en) | Bored pile construction alarm device | |
| CN113899351A (en) | Building engineering perpendicularity detection device and detection method | |
| CN204788274U (en) | Detection apparatus for be used for detecting pore -forming degree of depth and perpendicularity | |
| CN216898890U (en) | Building slope warning device for building monitoring | |
| CN215906736U (en) | Foundation pit support horizontal deformation monitoring device | |
| CN112834727B (en) | Earth surface environment monitor | |
| CN114908818A (en) | Foundation pit deformation observation device | |
| CN218628290U (en) | Indoor ground levelness detector for building construction | |
| CN111980018A (en) | Drilling secant pile sleeve for deep foundation pit construction | |
| CN216689506U (en) | Foundation pit construction ground layer subsides detector | |
| CN216558976U (en) | High-rise building verticality measuring device | |
| CN215217591U (en) | Horizontal calibrator for building engineering | |
| CN216717291U (en) | Inclination monitoring instrument for civil engineering | |
| CN215908794U (en) | But automatic leveling's survey and drawing support | |
| CN218937415U (en) | Perpendicularity detector capable of detecting in real time | |
| CN219589672U (en) | Building engineering straightness detection device that hangs down | |
| KR102455032B1 (en) | Method for settlement of ground | |
| CN216046496U (en) | Building engineering surveying and mapping device with toppling protection function | |
| CN116379302B (en) | Mapping instrument positioning equipment and positioning method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 201, second floor, No. 6871, south 2nd Ring Road, Shizhong District, Jinan City, Shandong Province Patentee after: Donghui Testing and Certification Group Co.,Ltd. Country or region after: China Address before: No. 201, second floor, No. 6871, south 2nd Ring Road, Shizhong District, Jinan City, Shandong Province Patentee before: SHANDONG DONGHUI ENGINEERING TESTING CO.,LTD. Country or region before: China |
|
| CP03 | Change of name, title or address |