CN110595333A - Measuring tool for building engineering - Google Patents
Measuring tool for building engineering Download PDFInfo
- Publication number
- CN110595333A CN110595333A CN201910984967.0A CN201910984967A CN110595333A CN 110595333 A CN110595333 A CN 110595333A CN 201910984967 A CN201910984967 A CN 201910984967A CN 110595333 A CN110595333 A CN 110595333A
- Authority
- CN
- China
- Prior art keywords
- measuring
- scale
- ruler
- auxiliary
- length
- 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.)
- Pending
Links
Classifications
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
-
- 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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- 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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention discloses a measuring tool for construction engineering, which comprises a measuring main scale, wherein a verticality detection mechanism is fully arranged on the outer surface of the middle part of the measuring main scale, a height scale value is carved on the outer surface of the measuring main scale, a primary moving groove is formed in the outer surface of the bottom end of the measuring main scale, a primary adjusting column is connected in a sliding mode in the primary moving groove, a depth scale is inserted into the inner part of the bottom end of the measuring main scale, the primary adjusting column is inserted into the measuring main scale and fixedly connected with the depth scale, a measuring auxiliary scale is connected to the outer surface of the upper part of the measuring main scale in a rotating mode through a rotating shaft, a length scale value is carved on the outer surface of the measuring auxiliary scale, a length auxiliary scale is inserted into the inner part of one end, far away from the measuring main scale, of the measuring auxiliary scale, a secondary moving groove is formed in: the multifunctional measuring instrument can measure various data, is strong in use performance, wide in use range, simple in structure, reasonable in layout and suitable for popularization and use.
Description
Technical Field
The invention relates to a measuring tool, in particular to a measuring tool for constructional engineering, and belongs to the technical field of buildings.
Background
The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation activities of lines, pipelines and equipment matched with the building constructions, wherein the building constructions refer to the top cover, the beam column, the wall, the foundation and the engineering which can form the internal space and meet the requirements of people on production, living, study and public activities.
Disclosure of Invention
The present invention is directed to a measuring tool for construction engineering to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a measuring tool for constructional engineering comprises a main measuring ruler, wherein a verticality detection mechanism is fully arranged on the outer surface of the middle part of the main measuring ruler, the outer surface of the main measuring ruler is carved with a height scale value, the outer surface of the bottom end of the main measuring ruler is provided with a primary moving groove, a primary adjusting column is connected in the primary moving groove in a sliding manner, a depth gauge is inserted into the inner part of the bottom end of the measuring main scale, the primary adjusting column is inserted into the measuring main ruler and fixedly connected with the depth gauge, the outer surface above the measuring main ruler is rotatably connected with a measuring auxiliary ruler through a rotating shaft, the outer surface of the measuring auxiliary ruler is carved with a length scale value, the length auxiliary ruler is inserted into one end of the measuring auxiliary ruler far away from the measuring main ruler, the secondary ruler is characterized in that a secondary moving groove is formed in the upper surface of the secondary ruler, a secondary adjusting column is connected inside the secondary moving groove in a sliding mode, and the bottom end of the secondary adjusting column is inserted into the secondary ruler and fixedly connected with the length secondary ruler.
As a preferable technical scheme of the invention, the outer surface of one end of the measuring auxiliary ruler, which is far away from the length auxiliary ruler, is fixedly provided with an arc-shaped frame through a small-sized fixing screw, and the outer surface of the arc-shaped frame is carved with an angle scale value.
According to a preferable technical scheme of the invention, the outer surfaces of the depth ruler and the length auxiliary ruler are respectively engraved with scale values, and the minimum unit of the scale values is millimeter.
The verticality detection mechanism comprises a cylindrical fixing piece, a traction rope and a detection cone, wherein the cylindrical fixing piece is fixedly installed on the outer surface of the main measurement ruler, the traction rope is tied on the outer surface of the cylindrical fixing piece, and one end, far away from the cylindrical fixing piece, of the traction rope is fixedly connected with the detection cone.
As a preferable technical scheme of the invention, the main measuring ruler and the auxiliary measuring ruler are both made of hard stainless steel materials.
The invention has the following beneficial effects:
1. the height scale value is arranged on the measuring main ruler, the height of a building product can be measured through the set height scale value, meanwhile, when the pipeline depth of the building engineering needs to be measured, the first-level adjusting column can be manually pushed, because the first-level adjusting column is fixedly connected with the depth ruler, the depth ruler can be pushed out when the first-level adjusting column is pushed, so that the depth measurement can be completed through the matching use of the depth ruler and the measuring main ruler, the using performance is strong, meanwhile, the length of the building product can be measured through the set measuring auxiliary ruler and the length scale value, the length auxiliary ruler is arranged inside the measuring auxiliary ruler, when the length of the measuring auxiliary ruler is insufficient, the second-level adjusting column can be manually pushed, so that the length auxiliary ruler is pushed out, the length of the measuring auxiliary ruler is increased, the use is convenient, and the depth ruler and the length auxiliary ruler with the structural design can be conveniently pushed out when in use, when not in use, the ruler can be completely hidden in the main ruler and the auxiliary ruler, so that the ruler does not occupy too much space, is convenient to store and is convenient to carry.
2. Meanwhile, when the verticality of the wall needs to be detected, the main measuring ruler and the auxiliary measuring ruler can be rotated to 90 degrees, meanwhile, the main measuring ruler and the auxiliary measuring ruler are arranged at the corner, and when the main measuring ruler and the auxiliary measuring ruler are arranged at the corner, whether the hauling cable is parallel to the main measuring ruler or not can be observed, if the hauling cable is in a parallel state, the verticality of the wall is better, if the hauling cable is not in a parallel state, the verticality of the wall is worse, thereby achieving the aim of detecting the verticality of the wall body, facilitating the measurement and judgment, measuring the angle of the building product through the arranged arc-shaped frame, facilitating the use, and in conclusion, this kind of structural design's measuring tool can unify the measurement to multiple data, and performance is strong, and application range is wide, and simple structure, and is rationally distributed, is fit for using widely.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the area A of the present invention;
FIG. 3 is a schematic structural view of the perpendicularity detection mechanism of the present invention;
fig. 4 is a schematic structural diagram of a connection mode of the depth gauge and the measuring main scale.
1. Measuring a main scale; 2. a perpendicularity detection mechanism; 21. a cylindrical fixing member; 22. a hauling rope; 23. detecting a cone; 3. a height scale value; 4. a depth gauge; 5. a primary moving tank; 6. a primary conditioning column; 7. measuring an auxiliary ruler; 8. a length scale value; 9. a length auxiliary ruler; 10. a secondary moving tank; 11. a secondary regulating column; 12. an arc-shaped frame; 13. an angle scale value.
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.
Example (b): as shown in figures 1-4, the measuring tool for construction engineering comprises a main measuring ruler 1, a verticality detection mechanism 2 is fully arranged on the outer surface of the middle of the main measuring ruler 1, a height scale 3 is carved on the outer surface of the main measuring ruler 1, a primary moving groove 5 is formed on the outer surface of the bottom end of the main measuring ruler 1, a primary adjusting column 6 is connected in the primary moving groove 5 in a sliding manner, a depth ruler 4 is inserted into the inner portion of the bottom end of the main measuring ruler 1, the primary adjusting column 6 is inserted into the inner portion of the main measuring ruler 1 and fixedly connected with the depth ruler 4, a secondary measuring ruler 7 is rotatably connected to the outer surface of the upper portion of the main measuring ruler 1 through a rotating shaft, a length scale 8 is carved on the outer surface of the secondary measuring ruler 7, a secondary length ruler 9 is inserted into the inner portion of one end of the secondary measuring ruler 7, which is far away from the main, the bottom end of the second-stage adjusting column 11 is inserted into the measuring auxiliary ruler 7 and is fixedly connected with the length auxiliary ruler 9.
It has arc frame 12 to measure vice chi 7 and keep away from 9 one end surfaces of length vice chi through small-size set screw fixed mounting, angle scale interval 13 has been carved on arc frame 12 surface, the scale interval has all been carved on depth chi 4 and 9 surfaces of length vice chi, and the minimum unit of scale interval is the millimeter, straightness detection mechanism 2 that hangs down includes cylinder mounting 21, haulage rope 22 and detection cone 23, cylinder mounting 21 fixed mounting is in measuring 1 surface of main scale, cylinder mounting 21 surface system has haulage rope 22, haulage rope 22 keeps away from 21 one end fixedly connected with of cylinder mounting and detects cone 23, measure main scale 1 and measure vice chi 7 and all adopt the stereoplasm stainless steel material to make.
Specifically, when the invention is used, the height scale value 3 is arranged on the main measuring ruler 1, the height of a building product can be measured through the arranged height scale value 3, meanwhile, when the pipeline depth of the building engineering needs to be measured, the primary adjusting column 6 can be manually pushed, because the primary adjusting column 6 is fixedly connected with the depth ruler 4, the depth ruler 4 can be pushed out when the primary adjusting column 6 is pushed, so that the depth measurement can be completed through the matching use of the depth ruler 4 and the main measuring ruler 1, the service performance is strong, meanwhile, the length of the building product can be measured through the arranged auxiliary measuring ruler 7 and the length scale value 8, the auxiliary length ruler 9 is arranged inside the auxiliary measuring ruler 7, when the length of the auxiliary measuring ruler 7 is insufficient, the secondary adjusting column 11 can be manually pushed, so that the auxiliary length ruler 9 is pushed out, the length of the auxiliary measuring ruler 7 is increased, and the measurement work is completed, the depth scale 4 and the length auxiliary scale 9 with the structural design are convenient to use, can be conveniently pushed out when in use, can be completely hidden in the main scale and the auxiliary scale when not in use, do not occupy too much space, are convenient to store and carry, simultaneously, when the verticality of a wall body needs to be detected, the main scale 1 and the auxiliary scale 7 can be rotated to 90-degree angle positions, the main scale 1 and the auxiliary scale 7 are simultaneously arranged at a wall corner, a traction rope 22 and a detection cone 23 are arranged on the verticality detection mechanism 2, when the main scale 1 and the auxiliary scale 7 are arranged at the wall corner, whether the traction rope 22 is parallel to the main scale 1 can be observed, if the two are in parallel, the verticality of the wall body is better, if the two are in non-parallel, the verticality of the wall body is worse, so that the purpose of detecting the verticality of the wall body is achieved, the measurement and the judgment are convenient, and the angle of a building product can be measured through the arranged arc-shaped, convenient to use, to sum up, this kind of structural design's measuring tool can unify the measurement to multiple data, and performance is strong, and application range is wide, and simple structure, and is rationally distributed, is fit for using widely.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (5)
1. The measuring tool for the building engineering is characterized by comprising a measuring main scale (1), wherein a verticality detection mechanism (2) is arranged on the outer surface of the middle of the measuring main scale (1), a height scale value (3) is carved on the outer surface of the measuring main scale (1), a first-level moving groove (5) is formed in the outer surface of the bottom end of the measuring main scale (1), a first-level adjusting column (6) is connected in the first-level moving groove (5) in a sliding manner, a depth scale (4) is inserted in the bottom end of the measuring main scale (1), the first-level adjusting column (6) is inserted in the measuring main scale (1) and fixedly connected with the depth scale (4), a measuring auxiliary scale (7) is rotatably connected on the outer surface above the measuring main scale (1) through a rotating shaft, a length scale value (8) is carved on the outer surface of the measuring auxiliary scale (7), and a length auxiliary scale (9) is inserted in one end, far away from the, measure vice chi (7) upper surface and seted up secondary moving groove (10), the inside sliding connection of secondary moving groove (10) has second grade to adjust post (11), insert in measuring vice chi (7) and length vice chi (9) fixed connection in second grade regulation post (11) bottom.
2. The measuring tool for the construction engineering is characterized in that an arc-shaped frame (12) is fixedly arranged on the outer surface of one end, far away from the length auxiliary ruler (9), of the measuring auxiliary ruler (7) through a small fixing screw, and angle scale values (13) are carved on the outer surface of the arc-shaped frame (12).
3. A measuring tool for construction engineering according to claim 1, characterised in that the outer surfaces of the depth gauge (4) and the length sub-gauge (9) are engraved with scale values, the scale values having a minimum unit of millimetres.
4. The measuring tool for the building engineering as claimed in claim 1, wherein the verticality detecting mechanism (2) comprises a cylindrical fixing member (21), a pulling rope (22) and a detecting cone (23), the cylindrical fixing member (21) is fixedly installed on the outer surface of the measuring main ruler (1), the pulling rope (22) is tied on the outer surface of the cylindrical fixing member (21), and one end of the pulling rope (22) far away from the cylindrical fixing member (21) is fixedly connected with the detecting cone (23).
5. A measuring tool for construction engineering according to claim 1, characterized in that the measuring main ruler (1) and the measuring auxiliary ruler (7) are made of hard stainless steel material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910984967.0A CN110595333A (en) | 2019-10-16 | 2019-10-16 | Measuring tool for building engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910984967.0A CN110595333A (en) | 2019-10-16 | 2019-10-16 | Measuring tool for building engineering |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110595333A true CN110595333A (en) | 2019-12-20 |
Family
ID=68849752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910984967.0A Pending CN110595333A (en) | 2019-10-16 | 2019-10-16 | Measuring tool for building engineering |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110595333A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111765837A (en) * | 2020-06-10 | 2020-10-13 | 北京万兴建筑集团有限公司 | Measuring equipment and measuring method for axillary angles of underground comprehensive multi-cabin pipe gallery |
CN112304200A (en) * | 2020-10-16 | 2021-02-02 | 广州建设工程质量安全检测中心有限公司 | Measuring point determining device and measuring point determining method |
CN112325854A (en) * | 2020-10-21 | 2021-02-05 | 金陵科技学院 | Building engineering straightness detection device that hangs down |
CN112325739A (en) * | 2020-10-30 | 2021-02-05 | 泰州海特碳纤维复合材料有限公司 | Measuring device is used in new material production and processing |
CN112461096A (en) * | 2020-11-12 | 2021-03-09 | 上汽通用五菱汽车股份有限公司 | Measuring tool for detecting perpendicularity of insert cutting edge |
CN112577384A (en) * | 2020-12-03 | 2021-03-30 | 中国十九冶集团有限公司 | Beam template geometric dimension detection tool |
CN113155096A (en) * | 2021-05-07 | 2021-07-23 | 国厦建设有限公司 | Wall perpendicularity detection device and detection method using same |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5915809A (en) * | 1997-01-13 | 1999-06-29 | Gilliam; Jim A. | Masonry column guide |
CN205449083U (en) * | 2016-04-11 | 2016-08-10 | 崔岩 | Special dipperstick of civil engineering |
CN106403781A (en) * | 2016-11-14 | 2017-02-15 | 江西稀有金属钨业控股集团有限公司 | Portable mining engineering quality measuring device |
CN206235324U (en) * | 2016-10-15 | 2017-06-09 | 刘勇 | A kind of construction engineering quality detection chi |
CN207180507U (en) * | 2017-08-28 | 2018-04-03 | 赵晨 | One kind building work Multifunctional construction ruler |
CN208653381U (en) * | 2018-08-10 | 2019-03-26 | 平湖市佳诚房地产评估事务所(普通合伙) | A kind of square measuring rule |
CN208968559U (en) * | 2018-11-11 | 2019-06-11 | 湖北工程职业学院 | A kind of vertical detection ruler for constructional engineering |
-
2019
- 2019-10-16 CN CN201910984967.0A patent/CN110595333A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5915809A (en) * | 1997-01-13 | 1999-06-29 | Gilliam; Jim A. | Masonry column guide |
CN205449083U (en) * | 2016-04-11 | 2016-08-10 | 崔岩 | Special dipperstick of civil engineering |
CN206235324U (en) * | 2016-10-15 | 2017-06-09 | 刘勇 | A kind of construction engineering quality detection chi |
CN106403781A (en) * | 2016-11-14 | 2017-02-15 | 江西稀有金属钨业控股集团有限公司 | Portable mining engineering quality measuring device |
CN207180507U (en) * | 2017-08-28 | 2018-04-03 | 赵晨 | One kind building work Multifunctional construction ruler |
CN208653381U (en) * | 2018-08-10 | 2019-03-26 | 平湖市佳诚房地产评估事务所(普通合伙) | A kind of square measuring rule |
CN208968559U (en) * | 2018-11-11 | 2019-06-11 | 湖北工程职业学院 | A kind of vertical detection ruler for constructional engineering |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111765837A (en) * | 2020-06-10 | 2020-10-13 | 北京万兴建筑集团有限公司 | Measuring equipment and measuring method for axillary angles of underground comprehensive multi-cabin pipe gallery |
CN111765837B (en) * | 2020-06-10 | 2022-02-08 | 北京万兴建筑集团有限公司 | Measuring equipment and measuring method for axillary angles of underground comprehensive multi-cabin pipe gallery |
CN112304200A (en) * | 2020-10-16 | 2021-02-02 | 广州建设工程质量安全检测中心有限公司 | Measuring point determining device and measuring point determining method |
CN112325854A (en) * | 2020-10-21 | 2021-02-05 | 金陵科技学院 | Building engineering straightness detection device that hangs down |
CN112325739A (en) * | 2020-10-30 | 2021-02-05 | 泰州海特碳纤维复合材料有限公司 | Measuring device is used in new material production and processing |
CN112461096A (en) * | 2020-11-12 | 2021-03-09 | 上汽通用五菱汽车股份有限公司 | Measuring tool for detecting perpendicularity of insert cutting edge |
CN112577384A (en) * | 2020-12-03 | 2021-03-30 | 中国十九冶集团有限公司 | Beam template geometric dimension detection tool |
CN113155096A (en) * | 2021-05-07 | 2021-07-23 | 国厦建设有限公司 | Wall perpendicularity detection device and detection method using same |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110595333A (en) | Measuring tool for building engineering | |
CN209745232U (en) | Concrete shear force wall thickness measuring device | |
CN209013891U (en) | A kind of stake holes hole diameter detection apparatus | |
CN102645149A (en) | Dual-purpose square pipe ruler | |
CN206248094U (en) | A kind of test chi of engineering management | |
CN208968559U (en) | A kind of vertical detection ruler for constructional engineering | |
CN216049827U (en) | Position detection device for lamp pole installation | |
CN213900552U (en) | Slope displacement monitoring equipment | |
CN212431982U (en) | Underground comprehensive multi-cabin pipe gallery axillary angle size and flatness measuring device | |
CN218847053U (en) | Industrial and civil construction detection ruler capable of being automatically stored | |
CN202928515U (en) | Dual-use square-tube ruler | |
CN218097495U (en) | Detection ruler for building engineering project management | |
CN111044016A (en) | Vertical detection equipment for building engineering construction | |
CN207095431U (en) | A kind of construction measuring scale | |
CN202709906U (en) | Multifunctional steel tape | |
CN212806860U (en) | Box girder end waterproof layer thickness detection device | |
CN213396844U (en) | Novel building is managed and is used detection ruler | |
CN218349380U (en) | Angle measuring tool for construction | |
CN218349506U (en) | Drainage pipe surveys auxiliary rod | |
CN218270468U (en) | Low-strain method rapid measurement positioning device | |
CN217276138U (en) | Be used for building settlement measuring device | |
CN211291434U (en) | Power plant boiler steel construction installation straightness detection device that hangs down | |
CN220356284U (en) | Multipurpose ruler for detection | |
CN213422096U (en) | Laser thickness gauge convenient to maintain | |
CN214065881U (en) | Multifunctional measuring scale for building construction |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191220 |
|
RJ01 | Rejection of invention patent application after publication |