CN115930909B - Multifunctional portable measuring device for hydraulic engineering - Google Patents
Multifunctional portable measuring device for hydraulic engineering Download PDFInfo
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- CN115930909B CN115930909B CN202310126731.XA CN202310126731A CN115930909B CN 115930909 B CN115930909 B CN 115930909B CN 202310126731 A CN202310126731 A CN 202310126731A CN 115930909 B CN115930909 B CN 115930909B
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- roller
- inner shaft
- fixedly connected
- rod
- hydraulic engineering
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The invention relates to the technical field of hydraulic engineering, in particular to a multifunctional portable measuring device for hydraulic engineering, which comprises a roller, wherein the roller is a hollow disc-shaped cylinder body. This kind of multifunctional portable measuring device that hydraulic engineering used keeps the deflection degree of interior axle invariable through two balancing weights of inside, interior axle and the measuring dish at both ends keeps the uniformity with the horizontal plane, 0 of scale aligns with the horizontal plane on the measuring dish promptly, and when the ground that the cylinder was placed belongs to the slope, the ground pole and the tripod of pasting of its downside are automatic to be passed through the connecting rod and deflect around the spindle nose, and laminate the ground slope, the mark pole on the ring cover carries out the deflection that corresponds with ground pole this moment, and utilize the scale that leads to the groove sign to correspond, this scale is the slope that current slope was based on under the horizontal plane promptly, compared and utilize the measurement of angle difference conversion to the slope angle at present, this measurement measure is more directly perceived, need not secondary calculation, and rely on gravity to realize measuring, need not artifical too much operation, it is succinct to use.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a multifunctional portable measuring device for hydraulic engineering.
Background
The hydraulic engineering is a built engineering for controlling and allocating surface water and underground water in nature to achieve the aim of removing harm and benefiting, is also called as a water engineering, is an indispensable precious resource for human production and life, but the naturally occurring state of the hydraulic engineering does not completely meet the human needs, only the hydraulic engineering is built to control water flow, prevent flood disasters, regulate and allocate water quantity to meet the demands of people living and production on water resources, and the hydraulic engineering needs to build different types of hydraulic buildings such as dams, dykes, spillways, sluice gates, water inlets, channels, transition grooves, rafts, fishways and the like to achieve the aim;
before hydraulic engineering construction, the situation of the construction site such as topography needs to be surveyed and measured, so that operations such as construction simulation can be performed by using the measured data, for example, some devices specially used for measuring slope inclination.
The prior patent (publication number: CN 112325853B) discloses a portable slope measuring device for hydraulic engineering construction, which comprises a base and a swivel base, wherein plug mechanisms are symmetrically arranged at the front end and the rear end of the base, a rotating groove is formed in the upper end of the base, an opening of the rotating groove at the lower end of the swivel base is inserted, a limiting mechanism is arranged at one end of the swivel base inserted into the rotating groove, a supporting rod is arranged at the center of a circle at the front end and the rear end of the swivel base through a rotating shaft, and a positioning mechanism is arranged on the supporting rod. According to the invention, the heavy ball is arranged, when the device is used, the base is only required to be horizontally placed on the ground, then the loop bar is enabled to be vertical to the base through the positioning mechanism when the loop bar is rotated, then the heavy ball is automatically sagged under the influence of gravity and is vertical to the horizontal plane, and then the slope can be directly measured through calculation.
In view of this, we propose a multifunctional portable measuring device for hydraulic engineering.
Disclosure of Invention
The invention aims to provide a multifunctional portable measuring device for hydraulic engineering, which aims to solve the problems that in the background technology, a user is required to perform angle conversion, the operation is troublesome, only point-by-point measurement can be performed, and quick and continuous measurement is difficult. In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a multi-functional portable measuring device that hydraulic engineering used, includes the cylinder, the cylinder is established to cavity, discoid barrel, and is provided with the self-balancing subassembly that carries out the angle measurement voluntarily on the cylinder.
Preferably, the self-balancing assembly comprises an inner shaft which is rotationally connected with the inner walls of the left side and the right side of the roller, and the inner shaft is arranged along the circle center of the roller.
The front side and the rear side of the surface of the inner shaft are fixedly connected with brackets, the brackets at the two sides are downwards inclined by 10 degrees to 45 degrees, the outer ends of the brackets are fixedly connected with balancing weights, and the balancing weights at the two sides keep the deflection degree of the inner shaft constant.
The upper side of interior axle is provided with the pallet, and the equal fixedly connected with balladeur train in left and right sides of pallet bottom, the draw-in groove that corresponds with both sides balladeur train has all been seted up at the both ends of interior axle, the pallet carries out the sliding connection of upper and lower direction along the draw-in groove through the balladeur train.
The surface of the roller is provided with a plurality of through holes for operating the pallet.
The left side and the right side of cylinder inner wall all fixedly connected with stop the ring, and stop the ring and the coaxial setting of interior axle, the bottom fixedly connected with of balladeur train stops the head, and the balladeur train moves down and makes the head of stopping carry out friction locking along stopping the ring.
The inner side of the sliding frame is provided with a spring, and the spring pushes the sliding frame to move upwards by taking the inner shaft as a base point.
And the roller and the inner shaft are provided with measuring parts.
Preferably, the measuring part comprises a circular groove formed along the left side surface and the right side surface of the roller, the circular groove is rotationally connected with a measuring disc, the end part of the inner shaft penetrates through the roller and is fixedly connected with the measuring disc, scales are formed at the disc edge of the measuring disc, and the marking angle range of the scales is 0-360 degrees.
The utility model discloses a rotary drum type rotary drum is characterized in that the two ends of the inner shaft are fixedly provided with shaft heads, the shaft heads penetrate through the drum and extend to the outside, the surface of the shaft heads is rotationally sleeved with a ring sleeve, the surface of the ring sleeve is transversely fixedly connected with a marking rod, and the surface of the marking rod is provided with a through groove for selecting scales.
The surface of ring cover is vertical fixedly connected with connecting rod, and the bottom fixedly connected with of connecting rod is with the subsides ground pole that corresponds with the sign pole, subsides ground pole and sign pole are the setting of opposite direction each other.
An operating piece is arranged on the ground pasting rod.
Preferably, the operating piece comprises a handle fixedly connected with the end of the grounding rod, and a triangular table is fixedly connected between the handle and the connecting points of the grounding rods on the two sides.
The bottom surface of the triangular table is set to be a plane, and anti-skid patterns are formed in the bottom of the triangular table.
Preferably, an openable curved cover is arranged in the through hole.
Preferably, the surface of the pallet is recessed downwards to form a placement groove.
Preferably, the balancing weight is mounted along the bracket by a screw.
Preferably, LED lamp beads are arranged on the inner side wall of the through groove.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the deflection degree of the inner shaft is kept constant through the two inner balancing weights, even though the roller deflects, the inner shaft and the measuring discs at the two ends can keep consistency with the horizontal plane through the balancing weights, namely, 0 DEG of scales on the measuring discs are aligned with the horizontal plane, when the ground placed by the roller belongs to a slope, the ground pasting rod and the triangular table at the lower side of the roller automatically deflect around the shaft head through the connecting rod and are attached to the slope of the ground, at the moment, the marking rod on the ring sleeve deflects correspondingly to the ground pasting rod and marks the corresponding scales through the through grooves, and the scales are the slope of the current slope based on the horizontal plane.
According to the invention, the triangular table is put down and clamped between the roller and the slope, so that the roller is stable on the slope, an operator does not need to drive the ground by using the drill nails, the use is more convenient, the measuring point is convenient to replace, and vibration damage can not be caused to the inside of the equipment.
According to the invention, the triangular table and the ground-pasting rod are controlled by the handle, then the roller is pulled to roll on the ground, and the movement of the whole equipment is realized, in the moving process, the triangular table and the ground-pasting rod are correspondingly pasted with the ground along with the fluctuation of the slope surface and are reflected on the marking rod, so that the continuous measurement of a section of non-flat slope surface is realized through the change of scales, the point finding and the equipment installation of an operator are not needed, and the measuring flexibility is better.
According to the invention, the lower pressing plate platform moves downwards along the inner shaft through the carriage until the brake head is pressed on the brake ring to lock the inner shaft by friction force, so that the plate platform in a self-balancing state is locked to form a stable plane, an operator can record, and a user does not need to find a proper working position in a field environment.
According to the invention, the board platform can be kept stable all the time along the inner shaft based on the horizontal plane through the carriage, so that an operator can place tools such as a record book on the board platform in the roller without carrying the record book and the like, and the device is more convenient.
Drawings
FIG. 1 is a schematic perspective view of the rear side view of the present invention;
FIG. 2 is a schematic perspective view of the front side view of the present invention;
FIG. 3 is a perspective cross-sectional view of the drum of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
FIG. 5 is a partial cross-sectional view of FIG. 2 of the present invention;
FIG. 6 is a partial exploded view of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic diagram of the structure of the balancing weight, the marking rod and the ground-contacting rod according to the present invention;
FIG. 8 is a schematic perspective view of a carriage, brake head and brake ring of the present invention;
fig. 9 is a schematic view of the present invention on a slope.
In the figure: 1. a roller; 2. a self-balancing assembly; 21. an inner shaft; 22. a bracket; 23. balancing weight; 24. a pallet; 25. a carriage; 26. a clamping groove; 27. a through port; 28. a brake ring; 29. a brake head; 210. a spring; 211. a measuring section; 2111. a circular groove; 2112. a measuring disc; 2113. a scale; 2114. a shaft head; 2115. a ring sleeve; 2116. a marking rod; 2117. a through groove; 2118. a connecting rod; 2119. a ground sticking rod; 21110. an operating member; 211101, a handle; 211102, triangular table.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the utility model provides a multi-functional portable measuring device that hydraulic engineering used, includes cylinder 1, and cylinder 1 is established to cavity, discoid barrel, and is provided with automatic angle measurement's self-balancing subassembly 2 on the cylinder 1.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, the self-balancing assembly 2 includes an inner shaft 21 rotatably connected along inner walls of the left and right sides of the drum 1, and the inner shaft 21 is disposed along the center of the drum 1;
the front side and the rear side of the surface of the inner shaft 21 are fixedly connected with brackets 22, the brackets 22 on the two sides are downwards deflected by 10 degrees to 45 degrees, the outer ends of the brackets 22 are fixedly connected with balancing weights 23, the two balancing weights 23 on the two sides keep the deflection degree of the inner shaft 21 constant, when the roller 1 is placed on the ground, the two balancing weights 23 in the inner shaft keep the deflection degree of the inner shaft 21 constant, and even if the roller 1 deflects, the inner shaft 21 and measuring discs 2112 on the two ends can keep consistency with the horizontal plane through the balancing weights 23;
a pallet 24 is arranged on the upper side of the inner shaft 21, the left side and the right side of the bottom of the pallet 24 are fixedly connected with sliding frames 25, clamping grooves 26 corresponding to the sliding frames 25 on the two sides are formed in the two ends of the inner shaft 21, and the pallet 24 is in sliding connection along the clamping grooves 26 in the up-down direction through the sliding frames 25;
the surface of the roller 1 is provided with a plurality of through holes 27 for operating the pallet 24;
the left side and the right side of the inner wall of the roller 1 are fixedly connected with brake rings 28, the brake rings 28 are coaxially arranged with the inner shaft 21, the bottom end of the sliding frame 25 is fixedly connected with brake heads 29, and the sliding frame 25 moves downwards to enable the brake heads 29 to be in friction locking along the brake rings 28;
the spring 210 is arranged on the inner side of the carriage 25, the spring 210 pushes the carriage 25 to move upwards by taking the inner shaft 21 as a base point, and the platen 24 is pressed down along the inner shaft 21 by the carriage 25 until the brake head 29 is pressed on the brake ring to lock the inner shaft 21 by friction force, so that the platen 24 in a self-balancing state is locked to form a stable plane;
the drum 1 and the inner shaft 21 are provided with a measuring section 211.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, the measuring part 211 includes a circular groove 2111 formed along the left and right side surfaces of the drum 1, a measuring disc 2112 is rotatably connected to the circular groove 2111, an end portion of the inner shaft 21 penetrates through the drum 1 and is fixedly connected to the measuring disc 2112, a scale 2113 is formed at a disc edge of the measuring disc 2112, an identification angle range of the scale 2113 is 0 ° -360 °, and the inner shaft 21 and the measuring discs 2112 at both ends can also keep consistency with a horizontal plane through the balancing weight 23, that is, 0 ° of the scale 2113 on the measuring disc 2112 is aligned with the horizontal plane;
the two ends of the inner shaft 21 are fixedly provided with shaft heads 2114, the shaft heads 2114 extend to the outside through the roller 1, the surfaces of the shaft heads 2114 are rotatably sleeved with ring sleeves 2115, the surfaces of the ring sleeves 2115 are transversely fixedly connected with identification rods 2116, and through grooves 2117 for selecting scales 2113 are formed in the surfaces of the identification rods 2116;
the surface of the ring sleeve 2115 is vertically and fixedly connected with a connecting rod 2118, the bottom end of the connecting rod 2118 is fixedly connected with a ground attaching rod 2119 corresponding to the marking rod 2116, the ground attaching rod 2119 and the marking rod 2116 are arranged opposite to each other, when the ground placed on the roller 1 belongs to a slope, the ground attaching rod 2119 on the lower side automatically deflects around a shaft head 2114 through the connecting rod 2118 and attaches to the slope of the ground, at the moment, the marking rod 2116 on the ring sleeve 2115 deflects corresponding to the ground attaching rod 2119, and a corresponding scale 2113 is marked by utilizing a through groove 2117, and the scale 2113 is the slope of the current slope based on the lower level;
an operation piece 21110 is provided on the ground rod 2119.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, the operation member 21110 includes a handle 211101 fixedly connected along the end of the grounding rod 2119, and a tripod 211102 is fixedly connected between the handle 211101 and the connection points of the grounding rods 2119 on both sides;
the bottom surface of the triangular base 211102 is a plane, and the bottom of the triangular base 211102 is provided with anti-skid patterns.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, an openable curved cover is disposed in the opening 27, after the curved cover is opened, an operator can record relevant data on the platen through the opening 27, and after the curved cover is closed, the drum 1 can be closed, so that a good placement environment is provided for the record book placed in the drum 1.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, the surface of the board 24 is recessed downward to form a placement groove, and the notebook and pen are placed in the placement groove so as to be less prone to rolling.
In this embodiment, as shown in fig. 1, 2, 3, 4 and 5 to 9, the balancing weights 23 are installed along the support 22 by screws, and the balancing weights 23 can be assembled and disassembled by disassembling the screws in parallel, so that on one hand, an operator can conveniently replace the balancing weights 23, and on the other hand, the user can select the balancing weights 23 with different qualities according to actual return conditions.
In this embodiment, as shown in fig. 1, 2, 3, 4, and 5 to 9, an LED lamp bead is disposed on the inner side wall of the through groove 2117, and the LED lamp bead can supplement light to the scale 2113 selected by the through groove 2117, so that a user can read the scale 2113 under the condition of poor ambient light.
The application method and the advantages of the invention are as follows: when the multifunctional portable measuring device for hydraulic engineering works and is used, the working process is as follows:
as shown in fig. 1, 2, 3, 4, 5 to 9: s1, when a roller 1 is placed on the ground, two balancing weights 23 in the roller keep the deflection degree of an inner shaft 21 constant, even if the roller 1 deflects, the inner shaft 21 and measuring discs 2112 at two ends can keep consistency with the horizontal plane through the balancing weights 23, namely 0 DEG of scales 2113 on the measuring discs 2112 are aligned with the horizontal plane, when the ground placed on the roller 1 belongs to a slope, a ground attaching rod 2119 and a triangular table 211102 at the lower side of the roller are automatically deflected around a shaft head 2114 through a connecting rod 2118 and attached to the slope of the ground, at the moment, a marking rod 2116 on a ring 2115 deflects correspondingly to the ground attaching rod 2119, and marks corresponding scales 2113 through a through groove 2117, and the scales 2113 are the slope of the current slope based on the lower level;
s2, in the process of slope gradient measurement, an operator can control the triangular platform 211102 and the ground pasting rod 2119 through the handle 211101, then the roller 1 is pulled to roll on the ground, and the whole equipment is moved, in the moving process, the triangular platform 211102 and the ground pasting rod 2119 are attached to the ground along with the fluctuation of the slope and correspond to each other, and are reflected on the marking rod 2116, so that the continuous measurement of a section of uneven slope is realized through the change of the scale 2113;
s3, when the roller 1 is positioned on a slope for slope measurement, the triangular platform 211102 can be put down and clamped between the roller 1 and the slope by using the handle 211101, so that the roller 1 is stabilized on the slope;
s4, in the process of measuring the gradient by utilizing the movement of the roller 1 and the matching of the marking rod 2116 with the scale 2113, as the pallet 24 can be always stable along the inner shaft 21 by the carriage 25 based on the horizontal plane, an operator can place tools such as a notebook on the pallet 24 in the roller 1 without carrying with him, and the method is more convenient, and after the measurement is completed, the operator can lower the pallet 24 to move downwards along the inner shaft 21 by the carriage 25 until the brake 29 is pressed on the brake ring to lock the inner shaft 21 by friction force, so that the pallet 24 in a self-balancing state is locked to form a stable plane and is used for the operator to record.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a multi-functional portable measuring device that hydraulic engineering used, includes cylinder (1), its characterized in that: the roller (1) is a hollow disc-shaped cylinder body, and a self-balancing component (2) for automatically measuring angles is arranged on the roller (1);
the self-balancing assembly (2) comprises an inner shaft (21) which is rotationally connected along the inner walls of the left side and the right side of the roller (1), and the inner shaft (21) is arranged along the circle center of the roller (1);
the front side and the rear side of the surface of the inner shaft (21) are fixedly connected with brackets (22), the brackets (22) on the two sides are downwards inclined by 10 degrees to 45 degrees, the outer ends of the brackets (22) are fixedly connected with balancing weights (23), and the deflection degree of the inner shaft (21) is kept constant by the balancing weights (23) on the two sides;
a pallet (24) is arranged on the upper side of the inner shaft (21), sliding carriages (25) are fixedly connected to the left side and the right side of the bottom of the pallet (24), clamping grooves (26) corresponding to the sliding carriages (25) on the two sides are formed in the two ends of the inner shaft (21), and the pallet (24) is in sliding connection with the sliding carriages (25) along the clamping grooves (26) in the up-down direction;
the surface of the roller (1) is provided with a plurality of through holes (27) for operating the pallet (24);
the left side and the right side of the inner wall of the roller (1) are fixedly connected with brake rings (28), the brake rings (28) are coaxially arranged with the inner shaft (21), the bottom end of the sliding frame (25) is fixedly connected with a brake head (29), and the sliding frame (25) moves downwards to enable the brake head (29) to be in friction locking along the brake rings (28);
a spring (210) is arranged on the inner side of the sliding frame (25), and the spring (210) pushes the sliding frame (25) to move upwards by taking the inner shaft (21) as a base point;
the roller (1) and the inner shaft (21) are provided with measuring parts (211);
the measuring part (211) comprises round grooves (2111) formed along the surfaces of the left side and the right side of the roller (1), a measuring disc (2112) is rotationally connected to the round grooves (2111), the end part of the inner shaft (21) penetrates through the roller (1) and is fixedly connected with the measuring disc (2112), scales (2113) are formed at the disc edges of the measuring disc (2112), and the marking angle range of the scales (2113) is 0-360 degrees;
the two ends of the inner shaft (21) are fixedly provided with shaft heads (2114), the shaft heads (2114) extend to the outside through the roller (1), a ring sleeve (2115) is rotatably sleeved on the surface of the shaft heads (2114), a marking rod (2116) is transversely fixedly connected to the surface of the ring sleeve (2115), and a through groove (2117) for selecting scales (2113) is formed in the surface of the marking rod (2116);
the surface of the ring sleeve (2115) is vertically and fixedly connected with a connecting rod (2118), the bottom end of the connecting rod (2118) is fixedly connected with a ground-contacting rod (2119) corresponding to the identification rod (2116), and the ground-contacting rod (2119) and the identification rod (2116) are arranged in opposite directions;
an operating piece (21110) is arranged on the ground attaching rod (2119);
the operating piece (21110) comprises a handle (211101) fixedly connected along the end part of the grounding rod (2119), and a triangular table (211102) is fixedly connected between the handle (211101) and the connection points of the grounding rods (2119) at the two sides;
the bottom surface of the triangular table (211102) is a plane, and anti-skidding lines are formed in the bottom of the triangular table (211102).
2. The multifunctional portable measuring device for hydraulic engineering according to claim 1, wherein: an openable curved cover is arranged in the through hole (27).
3. The multifunctional portable measuring device for hydraulic engineering according to claim 1, wherein: the surface of the pallet (24) is recessed downward to form a placement groove.
4. The multifunctional portable measuring device for hydraulic engineering according to claim 1, wherein: the balancing weights (23) are installed along the support (22) through screws, and the balancing weights (23) can be assembled and disassembled in parallel through disassembling the screws.
5. The multifunctional portable measuring device for hydraulic engineering according to claim 1, wherein: LED lamp beads are arranged on the inner side wall of the through groove (2117).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310126731.XA CN115930909B (en) | 2023-02-17 | 2023-02-17 | Multifunctional portable measuring device for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310126731.XA CN115930909B (en) | 2023-02-17 | 2023-02-17 | Multifunctional portable measuring device for hydraulic engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115930909A CN115930909A (en) | 2023-04-07 |
| CN115930909B true CN115930909B (en) | 2023-09-29 |
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ID=86550833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310126731.XA Active CN115930909B (en) | 2023-02-17 | 2023-02-17 | Multifunctional portable measuring device for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115930909B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB376282A (en) * | 1930-12-29 | 1932-06-29 | Archibald Frazer Nash | Improvements in and relating to safety devices for cranes and the like |
| JPH08313251A (en) * | 1995-05-16 | 1996-11-29 | Raito Kogyo Co Ltd | Measuring-system calibration apparatus and method of measuring hole bend |
| CN112325853A (en) * | 2020-09-29 | 2021-02-05 | 山东省水利工程试验中心有限公司 | Hydraulic engineering construction is with portable slope measuring device |
| CN212480712U (en) * | 2020-04-22 | 2021-02-05 | 中衡计量服务(海南)有限公司 | Self-balancing platform suitable for data acquisition unit |
| CN213090756U (en) * | 2020-08-14 | 2021-04-30 | 中建八局第二建设有限公司 | Multifunctional slope measurer |
| KR20210054798A (en) * | 2019-11-06 | 2021-05-14 | 주식회사 뉴보텍 | Method for measuring slope angle of sewer pipe |
| CN114440833A (en) * | 2022-02-23 | 2022-05-06 | 王家群 | A environment slope detection device for view design |
| CN216694975U (en) * | 2022-02-16 | 2022-06-07 | 山东灏泉工程设计咨询有限公司 | Portable gradiometer |
-
2023
- 2023-02-17 CN CN202310126731.XA patent/CN115930909B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB376282A (en) * | 1930-12-29 | 1932-06-29 | Archibald Frazer Nash | Improvements in and relating to safety devices for cranes and the like |
| JPH08313251A (en) * | 1995-05-16 | 1996-11-29 | Raito Kogyo Co Ltd | Measuring-system calibration apparatus and method of measuring hole bend |
| KR20210054798A (en) * | 2019-11-06 | 2021-05-14 | 주식회사 뉴보텍 | Method for measuring slope angle of sewer pipe |
| CN212480712U (en) * | 2020-04-22 | 2021-02-05 | 中衡计量服务(海南)有限公司 | Self-balancing platform suitable for data acquisition unit |
| CN213090756U (en) * | 2020-08-14 | 2021-04-30 | 中建八局第二建设有限公司 | Multifunctional slope measurer |
| CN112325853A (en) * | 2020-09-29 | 2021-02-05 | 山东省水利工程试验中心有限公司 | Hydraulic engineering construction is with portable slope measuring device |
| CN216694975U (en) * | 2022-02-16 | 2022-06-07 | 山东灏泉工程设计咨询有限公司 | Portable gradiometer |
| CN114440833A (en) * | 2022-02-23 | 2022-05-06 | 王家群 | A environment slope detection device for view design |
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| Publication number | Publication date |
|---|---|
| CN115930909A (en) | 2023-04-07 |
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