CN203893855U - Deep-water high-precision rotation-prevention inverted drooping measurement device - Google Patents
Deep-water high-precision rotation-prevention inverted drooping measurement device Download PDFInfo
- Publication number
- CN203893855U CN203893855U CN201420207254.6U CN201420207254U CN203893855U CN 203893855 U CN203893855 U CN 203893855U CN 201420207254 U CN201420207254 U CN 201420207254U CN 203893855 U CN203893855 U CN 203893855U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- centering screw
- positioning hole
- water high
- deep water
- 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.)
- Expired - Fee Related
Links
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model discloses a deep-water high-precision rotation-prevention inverted drooping measurement device. The deep-water high-precision rotation-prevention inverted drooping measurement device comprises a marking element, an underwater measurement element, an annular floating cylinder, and a leveling and connecting device; a force transfer cross beam is arrange above the annular floating cylinder; the center of the force transfer cross beam is provided with a positioning hole; the leveling and connecting device comprises a centering screw and at least two nuts; the centering screw passes through the positioning hole, and is fixed on the positioning hole via the nuts fixed on two ends of the screw; and the upper end of the centering screw is connected with the marking element, and the lower end of the centering screw is connected with the underwater measurement element. According to the utility model, the possibility of touching a wall caused by the rotation of the floating cylinder in the measurement process in deep water is eliminated effectively; the measurement precision by an inverted drooping method is improved obviously; meanwhile, the horizontal coordinate of to-be-measured elements such as rail ends of cross beam steel rails can be collected directly.
Description
Technical field
The utility model relates to hydro-structure slideway cross beam the method construction survey of hanging down is installed down under water, is 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 making progress 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, once floating drum reverses, touch wall, also can cause even mistake of measured deviation.
Summary of the invention:
The problem that the utility model 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, the technical solution of the utility model 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 the both sides up and down that centering screw rod is positioned at positioning hole, are close to force transmission beam, by nut, are fixed on centering screw rod.
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 the upper end that mode is connected in 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 the lower end that mode is connected in centering screw rod, and connecting steel wire ropes is buckled by wire rope aluminium in the lower end of anchoring cap.
The beneficial effects of the utility model are, adopt the annular floating drum of one, force transmission beam and leveling coupling arrangement by annular floating drum top are arranged on annular floating drum center by underwater survey part and mark part waterborne, can effectively eliminate wire rope and twist with the fingers power to the impact of measuring, guarantee 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, guarantee 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 guarantees 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.
Accompanying drawing explanation
Fig. 1 is the Facad structure explosive view of the utility model embodiment,
Fig. 2 is the vertical view of the utility model embodiment.
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 utility model is described further.
The vertical measurement mechanism 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, in the center of force transmission beam 7, be provided with positioning hole 9, 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 the both sides up and down that centering screw rod 4 is positioned at positioning hole 9, be close to force transmission beam 7, by nut 2, be fixed on centering screw rod 4, centering screw rod 4 is also fixed on positioning hole 9 places by being connected to the nut 2 at its two ends.Force transmission beam 7 and leveling coupling arrangement by annular floating drum 8 tops are arranged on annular floating drum 8 centers by underwater survey part 6 and mark part 1 waterborne, and when annular floating drum 8 is floating on the water, balance is better, guarantee 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 the lower end that mode is connected in 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, and also 360 degree prisms can be from its planimetric coordinates that directly measures waterborne for the mark part 1 by 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, guarantee 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 measuring, drive underwater survey part 6 and mark part 1 motion waterborne 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 guarantee measuring accuracy, realize the direct collection of underwater survey part 6 wire rope other end steel rail end planimetric coordinatess simultaneously.
The power that the utility model has discharged while having discharged 6 rotation of the underwater survey parts such as wire rope by annular floating drum, eliminate wire rope under deep water conditions and twist with the fingers power to the impact of measuring, significantly improved 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 the utility model claims.
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), in the center of described force transmission beam (7), be provided with positioning hole (9), 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. a kind of deep water high precision anti-rotation according to claim 1 measurement mechanism that fall to hang down, 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 the both sides up and down that described centering screw rod (4) is positioned at described positioning hole (9), be close to described force transmission beam (7), by described nut (2), be fixed on described centering screw rod (4).
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. a kind of deep water high precision anti-rotation according to claim 3 measurement mechanism that fall to hang down, 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. a kind of deep water high precision anti-rotation according to claim 1 measurement mechanism that fall to hang down, 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).
6. a kind of deep water high precision anti-rotation measurement mechanism that fall to hang down according to claim 1 or 5, is characterized in that: described mark part (1) is 360 degree prisms.
7. a kind of deep water high precision anti-rotation measurement mechanism that fall to hang down according to claim 1 or 5, is characterized in that: described underwater survey part (6) is wire rope.
8. a kind of deep water high precision anti-rotation according to claim 5 measurement mechanism that fall to hang down, it is characterized in that: the upper end of described anchoring cap (5) is threaded connection the lower end that mode is connected in 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 |
|---|---|---|---|
| CN201420207254.6U CN203893855U (en) | 2014-04-25 | 2014-04-25 | Deep-water high-precision rotation-prevention inverted drooping measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420207254.6U CN203893855U (en) | 2014-04-25 | 2014-04-25 | Deep-water high-precision rotation-prevention inverted drooping measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203893855U true CN203893855U (en) | 2014-10-22 |
Family
ID=51720249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420207254.6U Expired - Fee Related CN203893855U (en) | 2014-04-25 | 2014-04-25 | Deep-water high-precision rotation-prevention inverted drooping measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203893855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968813A (en) * | 2014-04-25 | 2014-08-06 | 中交第二航务工程局有限公司 | Deepwater high-precision anti-rotating inverted measuring device |
-
2014
- 2014-04-25 CN CN201420207254.6U patent/CN203893855U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968813A (en) * | 2014-04-25 | 2014-08-06 | 中交第二航务工程局有限公司 | Deepwater high-precision anti-rotating inverted measuring device |
| CN103968813B (en) * | 2014-04-25 | 2017-01-18 | 中交第二航务工程局有限公司 | Deepwater high-precision anti-rotating inverted measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204471252U (en) | Castable anti-thermal shock test fixture | |
| CN203893855U (en) | Deep-water high-precision rotation-prevention inverted drooping measurement device | |
| CN204330804U (en) | A kind of device utilizing GPS to measure water surface flow rate and direction | |
| CN103968813A (en) | Deepwater high-precision anti-rotating inverted measuring device | |
| CN107101699A (en) | A kind of interchangeable liquid wide range liquid level gauge calibrating installation of lift | |
| CN204645103U (en) | A kind of device measuring drag-line horizontal displacement of foundation | |
| CN203772295U (en) | Inverted ruler frame capable of adjusting observation position of leveling staff | |
| CN203798348U (en) | Leveling shoe capable of being reversely used | |
| CN203811231U (en) | Water depth measuring device | |
| CN202719978U (en) | Inverted buoyancy leveling device | |
| CN204007588U (en) | The servicing unit of levelling pole | |
| CN206919981U (en) | A kind of buoy level meter for being easy to observation | |
| CN204007635U (en) | A kind of instrument of surveying and mapping balance base device | |
| CN202255245U (en) | Dial plate type protractor | |
| CN202522169U (en) | Test measuring tool for transmission line iron tower and electric power fitting fastening bolts | |
| CN202229758U (en) | Angle and gradient measurement contrast gauge | |
| CN209197716U (en) | A kind of anchor pole checks and accepts displacement measuring device in experiment | |
| CN102759344B (en) | Drooping-down buoyancy leveling device | |
| CN203758425U (en) | Asphalt pavement construction loose paving thickness tester | |
| CN204758087U (en) | Pond liquid level measurement instrument | |
| CN103925915A (en) | Verticality tester used for construction | |
| CN209230609U (en) | A kind of hydraulic support column dip measuring device | |
| CN206656717U (en) | A kind of underworkings top plate measurement of higher degree Sopwith staff | |
| CN108645376A (en) | A kind of telescopic leveling device and its detection method | |
| CN209263951U (en) | A kind of device measuring the settlement observation point height that is blocked |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20210425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |