CN209605798U - A kind of middle of the river ratio drop observation device - Google Patents
A kind of middle of the river ratio drop observation device Download PDFInfo
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- CN209605798U CN209605798U CN201920347997.6U CN201920347997U CN209605798U CN 209605798 U CN209605798 U CN 209605798U CN 201920347997 U CN201920347997 U CN 201920347997U CN 209605798 U CN209605798 U CN 209605798U
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Abstract
The utility model discloses a kind of middles of the river than drop observation device, including annular prism, centering rod, gimballed base, floating body and fish lead, annular prism covers on the top of centering rod, gimballed base includes the square frame and cube of multiple intussusceptions, it is equipped in the middle part of each square frame two symmetrical inner surfaces in the middle part of the first hole and two symmetrical outer surfaces and is equipped with axis, first hole of each rectangular box is vertical with the axis of axis, most external square frame is not provided with axis and is equipped with drainage hole, cube is located in penetralia square frame, axis is equipped in the middle part of cube two symmetrical outer surfaces, the second hole of perforation is equipped in the middle part of cube, gimballed base is covered by the second hole at the middle part of centering rod, floating body is fixed on gimballed base bottom, fish lead is rotatably attached to the bottom end of centering rod.The purpose of the utility model is to provide a kind of middles of the river than drop observation device, and reduce water flow and stormy waves waves influences, improves accuracy of observation and observes success rate.
Description
Technical field
The utility model belongs to marine charting hydrologic survey apparatus field, and in particular to a kind of middle of the river ratio drop observation device.
Background technique
The middle of the river passes through the ratio for measuring upper and lower two o'clock water-head value and point-to-point transmission water flow process distance than drop observation, comes anti-
The feature for reflecting river water, is an important content in the hydrologic survey of navigation channel, and the middle of the river is directly affected than the accuracy of drop data
The accuracy of mathematical model and the physical model verifying of hydrological analysis, more influences the science and reasonability of waterway regulation.
So far from the last century 70's, with the continuous development of surveying and mapping technology, the middle of the river is passed through than drop observed pattern from optics
Latitude instrument adds level measurement gradually to develop to GNSS-RTK three-dimensional observation today, and not only accuracy of observation, which has, is significantly promoted, but also
Either personnel's investment, observation cost or security risk all decrease.Although observation instrument is kept updating, city
Complete set of equipments on field dedicated for the middle of the river than dropping observation can only rely on on-site personnel that GNSS receiver is simple not yet
It is fixed on nonstandardized technique floating body just to come into operation, not only device is simple in this way, can not slacken what stormy waves and water flow generated floating body
Influence is waved, the precision of data is influenced, and only observes middle of the river elevation with GNSS-RTK, effective hand without comparing calibration
Section, in dynamic acquisition waterlevel data, artificial examination, eliminating system error, rough error accuracy and efficiency all not can guarantee.
Utility model content
Insufficient according to prior art, the purpose of the utility model is to provide a kind of middles of the river than drop observation device, by setting
Gimballed base and the floating body with its bundled fixed are set, reduce water flow and stormy waves waves influence, improves accuracy of observation, separately
Outside, GNSS-RTK and total station are automatically tracked two kinds of observation modes of record to integrate, increases the success rate of observation data.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of middle of the river ratio drop measuring device, including annular prism, centering rod, gimballed base, floating body and fish lead, the annular
Prism covers on the top of the centering rod, and the gimballed base includes the square frame and cube of multiple intussusceptions, each side
It is equipped in the middle part of shape frame two symmetrical inner surfaces in the middle part of the first hole and two symmetrical outer surfaces and is equipped with axis, it is each described rectangular
First hole of box is vertical with the axis of the axis, described in the axis of each square frame outside adjacent thereto
First hole cooperation of square frame allows the internal square frame around its adjacent outside square frame
It rotates, square frame described in most external is not provided with the axis and is equipped with multiple drainage holes being uniformly distributed up and down, the side
Body is located in square frame described in penetralia, is equipped with axis in the middle part of the cube two symmetrical outer surfaces, the axis of the cube with
First hole of its adjacent square frame cooperates, and the second hole of perforation is equipped in the middle part of the cube, and the gimballed base is logical
It crosses the second hole to cover the middle part in the centering rod and fix the centering rod by locking device, the floating body is fixed on described flat
Weigh base bottom, and the fish lead is rotatably attached to the bottom end of the centering rod.
Further, the locking device be axle sleeve structure, the centering rod pass through the locking device and with the lock
Tight device interference fit, the locking device outer surface are equipped with external screw thread, and second internal surface of hole is equipped with to be filled with the locking
Set the internal screw thread of outer surface external screw thread cooperation.
Further, GNSS-RTK receiver is additionally provided at the top of the centering rod.
Further, the GNSS-RTK receiver uses Tian Bao SPS985 type GNSS.
Further, the floating body is that multiple lifebuoy bundled fixeds form.
Further, the centering rod bottom end is equipped with rotary joint, and the fish lead is located at rotary joint bottom.
Further, the square frame is made of stainless steel material.
Further, the fish lead weighs 8~15kg.
Compared with prior art, the utility model has the following advantages and beneficial effects:
1. GNSS-RTK and total station are automatically tracked record than drop observation device by a kind of middle of the river described in the utility model
Two kinds of observation modes are integrated, and the success rate of observation data is increased.
2. a kind of middle of the river described in the utility model passes through setting for comparison falling unit gesture stability position than drop observation device
Meter, reduce water flow and stormy waves waves influence, improves accuracy of observation.
Than drop observation device, device design volume is small and exquisite in a kind of middle of the river described in the utility model, and folding and unfolding is convenient on the water,
Flexible operation improves the safety of observation work.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model annular prism；
Fig. 3 is the top view of the utility model annular prism；
Fig. 4 is the top view of the utility model gimballed base；
Fig. 5 is the main view of the utility model gimballed base；
Fig. 6 is the top view of the utility model square frame；
Fig. 7 is the main view of the utility model locking device；
Fig. 8 is the top view of the utility model locking device.
Wherein: 1, annular prism；2, centering rod；3, gimballed base；31, square frame；311, the first hole；312, axis；
313, drainage hole；32, cube；321, the second hole；4, locking device；5, floating body；6, rotary joint；7, fish lead；8,GNSS-RTK
Receiver.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
As Figure 1-Figure 8, a kind of middle of the river is than drop measuring device, including annular prism 1, centering rod 2, gimballed base 3, floating
Body 5 and fish lead 7.1 set of the annular prism top in centering rod 2, in the utility model, 2 top of centering rod can be equipped with external screw thread, ring
The threaded hole of perforation is equipped with inside shape prism 1, annular prism 1 is matched by the external screw thread of the threaded hole and 2 top of centering rod that penetrate through
Conjunction is fixedly connected.Gimballed base 3 includes the square frame 31 and cube 32 of multiple intussusceptions, and each square frame 31 two is right
It is equipped in the middle part of the inner surface of title in the middle part of the first hole 311 and two symmetrical outer surfaces and is equipped with axis 312, the first of each rectangular box
Hole 311 is vertical with the axis of axis 312, the first hole of the axis 312 of each square frame 31 external square frame 31 adjacent thereto
311 cooperations rotate internal square frame 31 around its adjacent external square frame 31.Most external square frame 31
It is not provided with axis 312, most external square frame 31 is equipped with multiple be uniformly distributed and drainage hole 313 up and down, cube 32 are located at
In penetralia square frame 31, it is equipped with axis 312 in the middle part of cube 32 two symmetrical outer surfaces, the axis 312 of cube 32 is adjacent thereto
The first hole 311 cooperation of square frame 31 cube 32 is rotated around its adjacent square frame 31,32 middle part of cube
The second hole 321 equipped with perforation, gimballed base 3 by 321 sets of the second hole the middle part of centering rod 2 and by locking device 4 it is solid
Determine centering rod 2, floating body 5 is fixed on 3 bottom of gimballed base, and fish lead 7 is rotatably attached to the bottom end of centering rod 2.This is practical new
In type, the first hole 311 of the axis 312 of each square frame 31 external square frame 31 adjacent thereto can by bearing fit or
Clearance fit allows internal square frame 31 around its phase so that axis 312 can rotate in the first hole 311 engaged therewith
Adjacent external square frame 31 rotates, and the direction of rotation of adjacent square frame 31 is vertical, and the axis 312 of cube 32 is adjacent thereto
First hole 311 of external square frame 31 can allow cube 32 adjacent outer around its by bearing fit or clearance fit
Portion's square frame 31 rotates, and the direction of rotation of the direction of rotation of cube 32 square frame 31 adjacent thereto is vertical, square frame
31 is concordant with the upper and lower surface of cube 32.By the way that gimballed base 3 is arranged, it is ensured that enter the optimal vertical configuration of centering rod 2 after water
State, to overcome water flow and stormy waves to wave influence to equipment.Square frame 31 and cube 32 are made of stainless steel material.It is outermost
The drainage hole 313 that square frame 31 bottom surface in portion's is equipped with can guarantee apparatus main body will not be made to incline because of permeable in observation
It covers.By the way that fish lead 7 is arranged, the plumbness of centering rod 2 may further ensure that, to overcome water flow and stormy waves to wave equipment
It influences.
In the utility model embodiment, 2 square frames 31 are equipped with, most external square frame 31 is not provided with axis 312 and sets
Multiple to be uniformly distributed and drainage hole 313 up and down, intermediate square frame 31 is equipped with axis 312 and the first hole 311.It is rectangular mad
31 setting quantity of drop is more, and the stablizing effect of gimballed base 3 is better.The above be the utility model preferred embodiment and
, it is not intended to limit the utility model.
As shown in Figs. 7-8, locking device 4 be axle sleeve structure, centering rod 2 pass through locking device 4 and with 4 mistake of locking device
It is full of cooperation, 4 outer surface of locking device is equipped with external screw thread, and 321 inner surface of the second hole is equipped with matches with 4 outer surface external screw thread of locking device
The internal screw thread of conjunction.
As shown in Figure 1, being additionally provided with GNSS-RTK receiver 8 at the top of centering rod 2.GNSS-RTK receiver 8 uses Tian Bao
SPS985 type GNSS carries out data acquisition by setting GNSS-RTK receiver 8.
As shown in Figure 1, floating body 5 is that multiple lifebuoy bundled fixeds form.Multiple lifebuoys are bundled by belt tensioner
It is fixed on 3 bottom of gimballed base.In the utility model, floating body 5 uses two overall diameter 70cm, the lifebuoy group of buoyancy 20kg
When at, installation, four angles of 3 most external square frame 31 of gimballed base can be fixed on top layer's lifebuoy.
As shown in Figure 1,2 bottom end of centering rod is equipped with rotary joint 6, fish lead 7 is located at 6 bottom of rotary joint, by the middle of the river than dropping
Measuring device into the water after, fish lead 7 is rotatable, 7 8~15kg of weight of fish lead, and in the utility model, fish lead 7 is 10kg heavy.
Specific embodiment 1:
Selection sight is open and total station frame is arranged in the hard place of geology, selects the offshore water surface tranquil, the lesser waters of flow velocity,
The middle of the river is discharged than falling unit into water, the difference in height at 1 center of annular prism to the water surface is measured by interim water gauge, and acquires reality
When waterlevel data compared with waterside waterlevel data, error meets code requirement, carries out the middle of the river and adopts than drop observation data
Collection.
The middle of the river for fastening safety rope is transported to than falling unit and surveys at the 100-150m of area upper end by surveying vessel, allows it along setting in advance
The data collection point counted drifts about naturally from upstream toward downstream.When the middle of the river flow to 50m when progress on fixed vertical section than falling unit
Data acquisition, observation terminate to 50m under vertical section, and total station is with every 1 second automatic tracing and measuring and records related data, and every solid
Determine section successively to measure, until all sectional observations finish.Entire collection process does not change the flow direction and position of gimballed base 3
It sets, it is ensured that really reflect the middle of the river than drop relationship.Left and right banks is designed with interim water gauge in each fixed observer section part simultaneously
Synchronize observation.
Specific embodiment 2:
Rover station is checked and noted down at least two known point before the acquisition of GNSS-RTK data.By Tian Bao
SPS985 is fixed on 3 centering rod of gimballed base, 2 top, and selects the offshore water surface tranquil, the lesser waters of flow velocity, by the middle of the river than dropping
Device is discharged into water, measures or measure height difference (the instrument antenna of 8 bottom of GNSS-RTK receiver to the water surface by interim water gauge
It is high), acquisition real time water level data are compared with waterside waterlevel data, and error, which meets code requirement, can carry out the middle of the river than drop sight
Measured data acquisition.
The middle of the river for fastening safety rope is transported to than falling unit and surveys at the 100-150m of area upper end by surveying vessel, allows it along setting in advance
The data collection point counted drifts about naturally from upstream toward downstream, while GNSS-RTK receiver 8 uses one data of acquisition in one second
Frequency carry out waterlevel data record.Entire collection process not change the flow direction and position of gimballed base 3, it is ensured that true
Reflect the middle of the river than drop relationship.It puts under to bring out and surveys area 100-150m withdrawal gimballed base 3, and stop recording.Left and right simultaneously
Bank is designed with interim water gauge in each fixed observer section part and synchronizes observation.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
Within protection scope of the present invention.
Claims (8)
1. a kind of middle of the river is than drop observation device, it is characterised in that: including annular prism, centering rod, gimballed base, floating body and lead
Fish, the annular prism cover on the top of the centering rod, and the gimballed base includes the square frame and cube of multiple intussusceptions,
It is equipped in the middle part of each square frame two symmetrical inner surfaces in the middle part of the first hole and two symmetrical outer surfaces and is equipped with axis, often
First hole of one square frame is vertical with the axis of the axis, and the axis of each square frame is adjacent thereto
First hole cooperation of the outside square frame allow the internal square frame around its adjacent external institute
Square frame rotation is stated, square frame described in most external is not provided with the axis and is equipped with multiple drainings being uniformly distributed up and down
Hole, the cube are located in square frame described in penetralia, are equipped with axis, the side in the middle part of the cube two symmetrical outer surfaces
First hole of the axis of the body square frame adjacent thereto cooperates, and the second hole of perforation is equipped in the middle part of the cube, described flat
Weighing apparatus pedestal covers the middle part in the centering rod by the second hole and fixes the centering rod by locking device, and the floating body is fixed
In the gimballed base bottom, the fish lead is rotatably attached to the bottom end of the centering rod.
2. the middle of the river according to claim 1 is than drop observation device, it is characterised in that: the locking device is axle sleeve structure,
The centering rod passes through the locking device and is interference fitted with the locking device, and the locking device outer surface is equipped with outer spiral shell
Line, second internal surface of hole are equipped with the internal screw thread cooperated with locking device outer surface external screw thread.
3. the middle of the river according to claim 1 is than drop observation device, it is characterised in that: be additionally provided at the top of the centering rod
GNSS-RTK receiver.
4. the middle of the river according to claim 3 is than drop observation device, it is characterised in that: the GNSS-RTK receiver uses day
Precious SPS985 type GNSS.
5. the middle of the river according to claim 1 is than drop observation device, it is characterised in that: the floating body is the binding of multiple lifebuoys
Fixation forms.
6. the middle of the river according to claim 1 is than drop observation device, it is characterised in that: the centering rod bottom end is equipped with rotation and connects
Head, the fish lead are located at rotary joint bottom.
7. the middle of the river according to claim 1-6 is than drop observation device, it is characterised in that: the square frame uses
Stainless steel material is made.
8. the middle of the river according to claim 1-6 is than drop observation device, it is characterised in that: the fish lead weighs 8 ~
15kg。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347997.6U CN209605798U (en) | 2019-03-19 | 2019-03-19 | A kind of middle of the river ratio drop observation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347997.6U CN209605798U (en) | 2019-03-19 | 2019-03-19 | A kind of middle of the river ratio drop observation device |
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| CN209605798U true CN209605798U (en) | 2019-11-08 |
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| CN201920347997.6U Active CN209605798U (en) | 2019-03-19 | 2019-03-19 | A kind of middle of the river ratio drop observation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114545023A (en) * | 2022-02-23 | 2022-05-27 | 张磊 | Satellite positioning buoy track current measuring method under super-standard flood and buoy thereof |
-
2019
- 2019-03-19 CN CN201920347997.6U patent/CN209605798U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114545023A (en) * | 2022-02-23 | 2022-05-27 | 张磊 | Satellite positioning buoy track current measuring method under super-standard flood and buoy thereof |
| CN114545023B (en) * | 2022-02-23 | 2023-10-17 | 张磊 | Method for measuring track flow of satellite positioning buoy under super-standard flood and buoy thereof |
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