CN103968813A - Deepwater high-precision anti-rotating inverted measuring device - Google Patents
Deepwater high-precision anti-rotating inverted measuring device Download PDFInfo
- Publication number
- CN103968813A CN103968813A CN201410172630.7A CN201410172630A CN103968813A CN 103968813 A CN103968813 A CN 103968813A CN 201410172630 A CN201410172630 A CN 201410172630A CN 103968813 A CN103968813 A CN 103968813A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- centering screw
- positioning hole
- deep water
- measurement mechanism
- 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
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
Abstract
The invention discloses a deepwater high-precision anti-rotating inverted measuring device. The device comprises a labeling piece, an underwater measuring piece, an annular floating bowl and a leveling connection mechanism, wherein a mechanic beam is arranged above the annular floating bowl; a positioning hole is formed in the middle of the mechanic beam; the leveling connection mechanism comprises a centering threaded rod and at least two screw nuts; the centering threaded rod penetrates through the positioning hole and is fixed on the positioning hole through the screw nuts connected to the two ends of the centering threaded rod; the upper end of the centering threaded rod is connected with the labeling piece; the lower end of the centering threaded rod is connected with the underwater measuring piece. According to the invention, the possibility that the floating bowl rotationally hits the wall in deepwater in the measuring process can be effectively eliminated, the measuring accuracy of the inverted method is obviously improved, and in addition, the horizontal coordinate of cross beam rail ends to be measured can be directly collected.
Description
Technical field
The present invention relates to hydro-structure slideway cross beam the method construction survey of hanging down is installed down under water, be specifically related to the vertical measurement mechanism of a kind of deep water high precision anti-rotation.
Background technology
The method of falling to hang down is to utilize hydrostatic force to carry out cross beam rail to the vertical principle upwards of the buoyancy of buoyancy aid to measure planimetric position under water.Existing a kind of conventional method of falling to hang down, its measurement mechanism adopting comprises that two floating drums are fixedly connected with by connecting rod, the measuring pieces such as wire rope are placed in to connecting rod middle part, levelling device is arranged on the top of two floating drums, this measurement mechanism uses under deep water conditions, can expose gradually some problems, as two floating drums, to rotate balance good not, cause measurement not precisely and unstable.What cross beam was installed under water falls to hang down to measure conventionally employing wire rope as falling to hang down silk.The horizontality of the anchorage style of wire rope, the mounting means of measuring prism and floating drum all directly affects and falls to hang down measuring accuracy.After the depth of water strengthens, for example, when the depth of water reaches 25m～30m, rope capacity increases, keg float buoyancy increases along with the increase of rope capacity and the corresponding increase of float buoyancy, the torsional effect being caused by wire rope sth. made by twisting power is also more obvious, touch wall once floating drum reverses, also can cause even mistake of measured deviation.
Summary of the invention:
The problem that the present invention will exist for above-mentioned background technology, provides a kind of deep water high precision anti-rotation vertical measurement mechanism, realizes the high-acruracy survey to be measured planimetric coordinatess such as cross beam steel rail ends under deep water conditions.
For solving the problems of the technologies described above, technical scheme of the present invention is the vertical measurement mechanism of a kind of deep water high precision anti-rotation, comprises mark part, underwater survey part, annular floating drum and leveling coupling arrangement; Annular floating drum top is provided with force transmission beam, center at force transmission beam is provided with positioning hole, leveling coupling arrangement comprises centering screw rod and at least two nuts, centering screw rod is through positioning hole, centering screw rod is fixed on positioning hole place by being connected to the nut at its two ends, the upper end linkage flag part of centering screw rod, the lower end of centering screw rod connects underwater survey part.
Preferably, leveling coupling arrangement also comprises at least two positioning pads, and two positioning pads are arranged at respectively centering screw rod and are positioned at the both sides up and down of positioning hole, are close to force transmission beam, are fixed on centering screw rod by nut.
Preferably, gapped between positioning hole and centering screw rod.
Preferably, the diameter of positioning hole is greater than 1.5 to 3 times of centering screw diameter.
Preferably, mark part is threaded connection mode and is connected in the upper end of centering screw rod, and underwater survey part is connected in the lower end of centering screw rod by anchoring cap.
Preferably, mark part is 360 degree prisms.
Preferably, underwater survey part is wire rope.
Preferably, the upper end of anchoring cap is threaded connection mode and is connected in the lower end of centering screw rod, and connecting steel wire ropes is buckled by wire rope aluminium in the lower end of anchoring cap.
Beneficial effect of the present invention is, adopt the annular floating drum of one, underwater survey part and mark part waterborne are arranged on annular floating drum center by force transmission beam and leveling coupling arrangement by annular floating drum top, can effectively eliminate wire rope and twist with the fingers power to the impact of measuring, ensure the effective measurement under deep water conditions; By the adjustment relative position relation between backing plate and force transmission beam of transposing, adjust the position of centering screw rod in positioning hole simultaneously, realize floating drum and fall to hang down and measure levelling function, ensure measuring accuracy and stability; Centering screw rod is realized centering by mark part (360 prism) with underwater survey part (wire rope) and is connected, and effectively ensures measuring accuracy, realizes the wire rope other end as the direct collection of the planimetric coordinates of to be measured of steel rail end etc. simultaneously.
Brief description of the drawings
Fig. 1 is the Facad structure explosive view of the embodiment of the present invention,
Fig. 2 is the vertical view of the embodiment of the present invention.
In figure: 1, mark part 2, nut 3, positioning pad 4, centering screw rod 5, anchoring cap 6, underwater survey part 7, force transmission beam 8, annular floating drum 9, positioning hole
Embodiment
Below in conjunction with drawings and Examples, the present invention is described further.
The vertical measurement mechanism of a kind of deep water high precision anti-rotation, comprises mark part 1, underwater survey part 6, annular floating drum 8 and leveling coupling arrangement; Annular floating drum 8 tops are provided with force transmission beam 7, be provided with positioning hole 9 in the center of force transmission beam 7, leveling coupling arrangement comprises centering screw rod 4, two nuts 2 and two positioning pads 3, centering screw rod 4 is through positioning hole 9, two positioning pads 3 are arranged at respectively centering screw rod 4 and are positioned at the both sides up and down of positioning hole 9, be close to force transmission beam 7, be fixed on centering screw rod 4 by nut 2, centering screw rod 4 is also fixed on positioning hole 9 places by being connected to the nut 2 at its two ends.Underwater survey part 6 and mark part 1 waterborne are arranged on annular floating drum 8 centers by force transmission beam 7 and leveling coupling arrangement by annular floating drum 8 tops, and when annular floating drum 8 is floating on the water, balance is better, ensures measuring accuracy.
The upper end of centering screw rod 4 is threaded connection mode linkage flag part 1, and mark part 1 is 360 degree prisms.The lower end of centering screw rod 4 connects underwater survey part 6 by anchoring cap 5, and underwater survey part 6 is wire rope, and the upper end of anchoring cap 5 is threaded connection mode and is connected in the lower end of centering screw rod 4, and wire rope links the lower end that is connected to anchoring cap 5 by wire rope aluminium.
The lower end of underwater survey part 6 wire rope connects to be measured, for example, slide into the planimetric coordinates of cross beam steel rail end, is also that 360 degree prisms can be from its planimetric coordinates that directly measures waterborne by the mark part 1 of centering screw rod upper end.
Gapped between positioning hole 9 and centering screw rod 4, the diameter of positioning hole 9 is greater than 1.5 to 3 times of centering screw rod 4 diameters specifically, and in the present embodiment, the diameter of positioning hole 9 is greater than 1.5 times of centering screw rod 4 diameters.The centering screw rod 4 of leveling coupling arrangement is fixed on the center of positioning hole 9 by positioning pad 3, ensure that screw rod is perpendicular to force transmission beam 7, can also in positioning hole 9, do the motion of horizontal direction simultaneously, by the relative position relation between positioning backing plate and force transmission beam 7, adjust the position of centering screw rod 4 in positioning hole 9, thereby realize the levelling function that floating drum falls to hang down while measurement, drive underwater survey part 6 and mark part 1 waterborne to move simultaneously.Centering screw rod 4 by mark part 1 also 360 prisms realize centering with underwater survey part 6 wire rope and be connected, effectively ensure measuring accuracy, realize the direct collection of underwater survey part 6 wire rope other end steel rail end planimetric coordinatess simultaneously.
The present invention has discharged the power discharging when the underwater survey parts 6 such as wire rope rotate by annular floating drum, eliminate wire rope under deep water conditions and twist with the fingers power to the impact of measuring, significantly improve and fallen to hang down method measuring accuracy, can realize the direct collection that underwater survey part 6 other ends such as wire rope is connected to be measured planimetric coordinates simultaneously.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (8)
1. the vertical measurement mechanism of deep water high precision anti-rotation, comprises underwater survey part (6), it is characterized in that: also comprise mark part (1), annular floating drum (8) and leveling coupling arrangement, described annular floating drum (8) top is provided with force transmission beam (7), be provided with positioning hole (9) in the center of described force transmission beam (7), described leveling coupling arrangement comprises centering screw rod (4) and at least two nuts (2), described centering screw rod (4) is through described positioning hole (9), described centering screw rod (4) is fixed on described positioning hole (9) and locates by being connected to the nut (2) at its two ends, the upper end linkage flag part (1) of described centering screw rod (4), the lower end of described centering screw rod (4) connects underwater survey part (6).
2. the vertical measurement mechanism of a kind of deep water high precision anti-rotation according to claim 1, it is characterized in that: described leveling coupling arrangement also comprises at least two positioning pads (3), two described positioning pads (3) are arranged at respectively described centering screw rod (4) and are positioned at the both sides up and down of described positioning hole (9), be close to described force transmission beam (7), be fixed on described centering screw rod (4) by described nut (2).
3. the vertical measurement mechanism of a kind of deep water high precision anti-rotation according to claim 1 and 2, is characterized in that: gapped between described positioning hole (9) and described centering screw rod (4).
4. the vertical measurement mechanism of a kind of deep water high precision anti-rotation according to claim 3, is characterized in that: described in: the diameter of described positioning hole (9) is greater than 1.5 to 3 times of described centering screw rod (4) diameter.
5. the vertical measurement mechanism of a kind of deep water high precision anti-rotation according to claim 1, it is characterized in that: described mark part (1) mode of being threaded connection is connected in the upper end of described centering screw rod (4), described underwater survey part (6) is connected in the lower end of described centering screw rod (4) by anchoring cap (5).
According to claim 1 or 5 a kind of deep water high precision anti-rotation fall hang down measurement mechanism, it is characterized in that: described mark part (1) is 360 degree prisms.
According to claim 1 or 5 a kind of deep water high precision anti-rotation fall hang down measurement mechanism, it is characterized in that: described underwater survey part (6) is wire rope.
8. the vertical measurement mechanism of a kind of deep water high precision anti-rotation according to claim 5, it is characterized in that: the upper end of described anchoring cap (5) is threaded connection mode and is connected in the lower end of described centering screw rod (4), connecting steel wire ropes is buckled by wire rope aluminium in the lower end of described anchoring cap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172630.7A CN103968813B (en) | 2014-04-25 | 2014-04-25 | Deepwater high-precision anti-rotating inverted measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172630.7A CN103968813B (en) | 2014-04-25 | 2014-04-25 | Deepwater high-precision anti-rotating inverted measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103968813A true CN103968813A (en) | 2014-08-06 |
| CN103968813B CN103968813B (en) | 2017-01-18 |
Family
ID=51238609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410172630.7A Active CN103968813B (en) | 2014-04-25 | 2014-04-25 | Deepwater high-precision anti-rotating inverted measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103968813B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201225871Y (en) * | 2008-07-03 | 2009-04-22 | 国营武昌造船厂 | Apparatus for measuring underwater reversed hammer |
| RU2398187C1 (en) * | 2009-02-09 | 2010-08-27 | Открытое акционерное общество "Государственный специализированный проектный институт", (ОАО "ГСПИ") | Coordinate scale of inverted plumb line string |
| CN201688844U (en) * | 2010-05-06 | 2010-12-29 | 中国葛洲坝集团股份有限公司 | Inverted vertical device for providing vertical reference for construction of high-rise building |
| CN202710067U (en) * | 2012-08-13 | 2013-01-30 | 中国水电顾问集团中南勘测设计研究院 | Inverted buoyancy regulating device |
| CN202719978U (en) * | 2012-08-13 | 2013-02-06 | 中国水电顾问集团中南勘测设计研究院 | Inverted buoyancy leveling device |
| CN203893855U (en) * | 2014-04-25 | 2014-10-22 | 中交第二航务工程局有限公司 | Deep-water high-precision rotation-prevention inverted drooping measurement device |
-
2014
- 2014-04-25 CN CN201410172630.7A patent/CN103968813B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201225871Y (en) * | 2008-07-03 | 2009-04-22 | 国营武昌造船厂 | Apparatus for measuring underwater reversed hammer |
| RU2398187C1 (en) * | 2009-02-09 | 2010-08-27 | Открытое акционерное общество "Государственный специализированный проектный институт", (ОАО "ГСПИ") | Coordinate scale of inverted plumb line string |
| CN201688844U (en) * | 2010-05-06 | 2010-12-29 | 中国葛洲坝集团股份有限公司 | Inverted vertical device for providing vertical reference for construction of high-rise building |
| CN202710067U (en) * | 2012-08-13 | 2013-01-30 | 中国水电顾问集团中南勘测设计研究院 | Inverted buoyancy regulating device |
| CN202719978U (en) * | 2012-08-13 | 2013-02-06 | 中国水电顾问集团中南勘测设计研究院 | Inverted buoyancy leveling device |
| CN203893855U (en) * | 2014-04-25 | 2014-10-22 | 中交第二航务工程局有限公司 | Deep-water high-precision rotation-prevention inverted drooping measurement device |
Non-Patent Citations (1)
| Title |
|---|
| 李必军: "《倒锤在水下测量中的应用》", 《军工勘察》, no. 4, 31 December 1994 (1994-12-31) * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103968813B (en) | 2017-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203893855U (en) | Deep-water high-precision rotation-prevention inverted drooping measurement device | |
| CN103968813A (en) | Deepwater high-precision anti-rotating inverted measuring device | |
| CN202814503U (en) | Oil-water interface real-time detection display device of oil storage tank | |
| CN202719978U (en) | Inverted buoyancy leveling device | |
| CN203811231U (en) | Water depth measuring device | |
| CN107941691B (en) | Surface friction coefficient tester for bulk material | |
| CN203798348U (en) | Leveling shoe capable of being reversely used | |
| CN206919981U (en) | A kind of buoy level meter for being easy to observation | |
| CN204645103U (en) | A kind of device measuring drag-line horizontal displacement of foundation | |
| CN209131674U (en) | A kind of mapping support device | |
| CN204007635U (en) | A kind of instrument of surveying and mapping balance base device | |
| CN204718561U (en) | Portable electric pole gradient measurement instrument | |
| CN209085595U (en) | The connector of GNSS antenna and levelling rod | |
| CN202171452U (en) | Device for measuring elevation of underwater concrete surface | |
| CN102759344B (en) | Drooping-down buoyancy leveling device | |
| CN106124004A (en) | A kind of detachable liquid-level switch and installation method thereof | |
| CN207174548U (en) | A kind of water tank liquid level meter apparatus | |
| CN202676249U (en) | An auxiliary measurement device for a displacement balance-type float level meter | |
| CN209230609U (en) | A kind of hydraulic support column dip measuring device | |
| CN2711692Y (en) | Laser level plumb line | |
| CN208968528U (en) | For monitoring the device of water-bed sedimentation | |
| CN203940823U (en) | A kind of dilatometer | |
| CN104563168A (en) | Multifunctional bend resistance and shear resistance device of prestressed concrete pipe pile | |
| CN209197716U (en) | A kind of anchor pole checks and accepts displacement measuring device in experiment | |
| CN204456241U (en) | Sediment thickness measuring appliance at the bottom of tower pile foundation hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |