CN203376342U - Self-propelled radar flow measurement instrument - Google Patents
Self-propelled radar flow measurement instrument Download PDFInfo
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- CN203376342U CN203376342U CN201320483480.2U CN201320483480U CN203376342U CN 203376342 U CN203376342 U CN 203376342U CN 201320483480 U CN201320483480 U CN 201320483480U CN 203376342 U CN203376342 U CN 203376342U
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Abstract
The utility model discloses a self-propelled radar flow measurement instrument. The instrument comprises box body. An upper portion of the box body is equipped with a pulley transmission mechanism used to realize walking on a cable. A bottom of the box body is suspended with a balance weight. The box body is equipped with a Doppler radar flow velocity sensor and an inclination angle sensor. A flow measurement control circuit is arranged in the box body. The flow measurement control circuit comprises a microprocessor and a stepping motor. A control terminal of the stepping motor, a signal transmission terminal of the Doppler radar flow velocity sensor and a signal transmission terminal of the inclination angle sensor are connected with corresponding IO terminals on the microprocessor respectively. An output shaft of the stepping motor is connected with the pulley transmission mechanism. By using the instrument of the utility model, manual intervention is not needed; the instrument can automatically, accurately and timely measure a water flow rate of a fracture surface, such as a riverway and the like; working efficiency high; accuracy of a flow velocity measurement result is high; the instrument is not influenced by various kinds of severe conditions, such as a floater in the water, turbidity water quality, a rapid water flow rate, cloudy or rainy days and the like.
Description
Technical field
The utility model relates to a kind of fluid-velocity survey instrument, espespecially a kind of self-propelled radar measurement instrument.
Background technology
At present, surface, river course flow rate of water flow is measured by the ADCP system usually, although the ADCP system has the advantages such as flow measurement speed is fast, accuracy is high, easy to operate, but, from implementing, reality can find, while having more floating thing, water turbidity or flow rate of water flow too fast in river course, the accuracy of the resulting measurement result of ADCP system will reduce greatly, even can't work.When running into flood, the ADCP system also can't be measured in time to flow rate of water flow.As can be seen here, designing a kind of instrument that all can accurately and timely measure flow rate of water flow under various mal-conditions is current urgent problem.
The utility model content
The purpose of this utility model is to provide a kind of self-propelled radar measurement instrument, this self-propelled radar measurement instrument can carry out measurement accurately and timely to river course equal section flow rate of water flow automatically, high efficiency, can not be subject to the impact of the various mal-conditions such as water float thing, muddy water quality, flow rate of water flow be too fast, overcast and rainy.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of self-propelled radar measurement instrument, it is characterized in that: it comprises casing, the top of this casing is equipped with the pulley drive mechanism of walking on hawser for realizing, the bottom hung of this casing has balance bob, radar Doppler flow sensor and obliquity sensor are installed on this casing, be provided with the flow measurement control circuit in this casing, this flow measurement control circuit comprises microprocessor, stepper motor, the control end of this stepper motor, the signal transmission ends of this radar Doppler flow sensor, the signal transmission ends of this obliquity sensor is connected with corresponding IO end on this microprocessor respectively, the output shaft of this stepper motor is connected with this pulley drive mechanism.
The end of probe of described radar Doppler flow sensor forms a pitch angle towards the river plane and with the river plane, and the end of probe of described obliquity sensor is parallel to surface level.
Described pulley drive mechanism comprises pulley, power wheel, driving-belt, and this power wheel is arranged on the output shaft of described stepper motor, and this power wheel is connected by driving-belt with this pulley for being placed on hawser.Described pulley drive mechanism comprises follow-up pulley, on this follow-up pulley, rotary encoder is installed, and the signal transmission ends of this rotary encoder is connected with corresponding IO end on described microprocessor.
The top of described casing is equipped with mousing-hook.
Two connecting lines that described balance bob is made by stone dead wire hang on the below of described casing, and between these two connecting lines, shape in an angle.
Described flow measurement control circuit comprises wireless transmission circuit, and the transmission ends of this wireless transmission circuit is connected with corresponding IO end on described microprocessor.
Described flow measurement control circuit comprises battery circuit, and this battery circuit comprises battery, and the interface end of this battery is connected with corresponding IO end on described microprocessor via the cell voltage acquisition interface.
Described flow measurement control circuit comprises indicator light circuit, and this indicator light circuit comprises a plurality of pilot lamp, and the terminals of each this pilot lamp are connected with corresponding IO end on described microprocessor via the pilot lamp control interface.
The utility model has the advantages that:
The utility model is without manual intervention, can automatically to river course equal section flow rate of water flow, carry out measurement accurately and timely, high efficiency, fluid-velocity survey accuracy as a result is high, can not be subject to the impact of the various mal-conditions such as water float thing, muddy water quality, flow rate of water flow be too fast, overcast and rainy.
The accompanying drawing explanation
Fig. 1 is that structure of the present utility model forms schematic diagram.
Fig. 2 is that schematic diagram is looked on the left side of Fig. 1.
Fig. 3 is the composition schematic diagram of the flow measurement control circuit in the utility model.
Embodiment
As shown in Figure 1 to Figure 3, the self-propelled radar measurement instrument of the utility model comprises casing 6, the top of this casing 6 is equipped with the pulley drive mechanism 18 of walking on the hawser (not shown) for realizing, the bottom hung of this casing 6 has balance bob 12, radar Doppler flow sensor 8 and obliquity sensor 7 are installed on this casing 6, be provided with the flow measurement control circuit in this casing 6, this flow measurement control circuit comprises microprocessor 16, stepper motor 17, the control end of this stepper motor 17, the signal transmission ends of this radar Doppler flow sensor 8, the signal transmission ends of this obliquity sensor 7 is connected with corresponding IO end on this microprocessor 16 respectively, the output shaft of this stepper motor 17 is connected with this pulley drive mechanism 18.
In actual use, the end of probe of radar Doppler flow sensor 8 should form a pitch angle (acute angle) towards the river plane and with the river plane, the end of probe of obliquity sensor 7 can be parallel to surface level or in other angle, the effect of obliquity sensor 7 is to help radar Doppler flow sensor 8 to determine whether its detection angle changes, to guarantee the accuracy of result of detection, reduce error.
In actual design, pulley drive mechanism 18 comprises pulley 1-1, power wheel 2, driving-belt 3, this power wheel 2 is arranged on the output shaft of stepper motor 17 via its axle center, this power wheel 2 is connected by driving-belt 3 with this pulley 1-1 for being placed on hawser, and pulley 1-1 is fixed on casing 6 via bracing frame.
As Fig. 1, pulley drive mechanism 18 also can comprise follow-up pulley 1-2, follow-up pulley 1-2 is fixed on casing 6 via bracing frame equally, on this follow-up pulley 1-2, rotary encoder 5 is installed, and the signal transmission ends of this rotary encoder 5 is connected with corresponding IO end on microprocessor 16.In the process that the utility model moves on hawser, when the hawser gradient is large or run into barrier can't advance the time, pulley 1-1 can occur to slide and can't advance, therefore, the rotation data that now can feed back to by rotary encoder 5, obtain the range ability of the utility model reality, adjusts in time the power of stepper motor 17, drive the utility model to move on, certainly meanwhile also can carry out the state alarm.
In actual design, pulley drive mechanism 18 can also have other structure, is not limited to said structure.
In actual design, the top of casing 6 can be equipped with the mousing-hook 4 that prevents that the utility model from coming off from hawser.
As Fig. 1 and Fig. 2, the connecting line 11 that balance bob 12 is made by stone dead wire hangs on the below of casing 6, and this design of balance bob 12 can make whole center of gravity of the present utility model greatly move down, thereby guarantees stability, and certainly, but also balance ball etc. substitutes.As Fig. 1, two connecting lines 11 that balance bob 12 of the present utility model is made by stone dead wire hang on the below of casing 6, between these two connecting lines 11, shape in an angle, this angled dual link mode can make when the utility model becomes halted state from motion state, avoids balance bob 12 to swing on moving direction.
As Fig. 3, the flow measurement control circuit in the utility model also can comprise wireless transmission circuit 19, and the transmission ends of this wireless transmission circuit 19 is connected with corresponding IO end on microprocessor 16.
As Fig. 3, the flow measurement control circuit also can comprise battery circuit 22, this battery circuit 22 comprises battery, the interface end of this battery is connected with corresponding IO end on microprocessor 16 via the cell voltage acquisition interface, this cell voltage acquisition interface can be in real time or is regularly gathered cell voltage, thereby carries out the low-voltage alarm when cell voltage is too low.
As Fig. 3, the flow measurement control circuit also can comprise indicator light circuit 21, and this indicator light circuit 21 comprises a plurality of pilot lamp, and the terminals of each this pilot lamp are connected with corresponding IO end on microprocessor 16 via the pilot lamp control interface.For example, as Fig. 1 and Fig. 2, there is shown three pilot lamp: run indicator 13, communication pilot lamp 14, cell voltage alarm indicator 15.
In addition, the charging inlet 10 that as Fig. 3, the flow measurement control circuit also can be included as microprocessor 16 and provides the clock circuit 20 of current system time, control the switch 9 of the utility model start and stop and charge for battery.
The course of work of the present utility model is:
Before use, preset in advance the correlation parameter about river cross-section.During use, via pulley 1-1, follow-up pulley 1-2, the utility model is suspended to and runs through in advance on the hawser that river course sets, mousing-hook 4 is hung up properly simultaneously, then by switch 9, start the utility model work.So, the utility model is via the control of 16 pairs of stepper motors 17 of microprocessor, drive power wheel 2 transmissions by stepper motor 17, thereby power wheel 2 band travelling block 1 rotate, make follow-up pulley 1-2 also rotate simultaneously thereupon, make the utility model move to voluntarily the other end in river course from an end in river course on hawser.In moving process, balance bob 12 is for helping the utility model to keep stable, the not impact of wind-engaging, rain etc., and, in moving process, radar Doppler flow sensor 8 is measured the surperficial flow rate of water flow in river course in real time or periodically, and, when radar Doppler flow sensor 8 is measured, 7 pairs of radar Doppler flow sensor 8 angles of living in of obliquity sensor are measured.After measurement, radar Doppler flow sensor 8 and obliquity sensor 7 send the measuring-signal of acquisition to microprocessor 16, and all measuring-signals that received by 16 pairs of microprocessors carry out Storage and Processing, finally obtain the surperficial current flow speed data in river course.
It should be noted that, the accuracy that radar Doppler flow sensor 8 carries out the radar flow measurement has very large relation with itself and the interplanar pitch angle of river, the change at pitch angle, it is the change of measuring basis, can affect the accuracy of measurement of radar Doppler flow sensor 8, therefore, in the utility model, designed for measuring in real time the obliquity sensor 7 of radar Doppler flow sensor 8 angles of living in, to improve the precision of fluid-velocity survey.
It should be noted that, the utility model can pass to measurement result control center in real time by between wireless transmission circuit 19 and control center, carrying out wireless telecommunications, control center also can send instruction to the utility model by wireless communication mode in good time, operation of the present utility model is controlled, thereby realized that control center carries out in real time, monitors timely the streamflow situation.
It should be noted that, the utility model can obtain himself actual mobile positional information by rotary encoder 5, thereby by the control to stepper motor 17, the utility model is accurately navigated to and measure place, avoid the offset deviation caused due to local friction's power deficiency, while especially being measured on longer hawser, the artificial visually examine finds that position deviation is difficult to, and the design of rotary encoder 5 has solved this problem well.
In actual motion, can set as follows the utility model: within 20 minutes, all do not receive any measuring command if the utility model surpasses, the position (river course one end) of can auto-returned berthing.
The utility model has the advantages that:
The utility model, without manual intervention, can carry out measurement accurately and timely to river course equal section flow rate of water flow automatically, and high efficiency can not be subject to the impact of the various mal-conditions such as water float thing, muddy water quality, flow rate of water flow be too fast, overcast and rainy.The utility model is designed with the obliquity sensor at Real-time Collection angle of inclination, coordinates the radar Doppler flow sensor to be measured flow rate of water flow, greatly improves the accuracy of fluid-velocity survey.
The above is preferred embodiment of the present utility model and the know-why used thereof; for a person skilled in the art; in the situation that do not deviate from spirit and scope of the present utility model; the apparent changes such as any equivalent transformation based on the technical solutions of the utility model basis, simple replacement, within all belonging to the utility model protection domain.
Claims (9)
1. a self-propelled radar measurement instrument, it is characterized in that: it comprises casing, the top of this casing is equipped with the pulley drive mechanism of walking on hawser for realizing, the bottom hung of this casing has balance bob, radar Doppler flow sensor and obliquity sensor are installed on this casing, be provided with the flow measurement control circuit in this casing, this flow measurement control circuit comprises microprocessor, stepper motor, the control end of this stepper motor, the signal transmission ends of this radar Doppler flow sensor, the signal transmission ends of this obliquity sensor is connected with corresponding IO end on this microprocessor respectively, the output shaft of this stepper motor is connected with this pulley drive mechanism.
2. self-propelled radar measurement instrument as claimed in claim 1 is characterized in that:
The end of probe of described radar Doppler flow sensor forms a pitch angle towards the river plane and with the river plane, and the end of probe of described obliquity sensor is parallel to surface level.
3. self-propelled radar measurement instrument as claimed in claim 1 is characterized in that:
Described pulley drive mechanism comprises pulley, power wheel, driving-belt, and this power wheel is arranged on the output shaft of described stepper motor, and this power wheel is connected by driving-belt with this pulley for being placed on hawser.
4. self-propelled radar measurement instrument as claimed in claim 3 is characterized in that:
Described pulley drive mechanism comprises follow-up pulley, on this follow-up pulley, rotary encoder is installed, and the signal transmission ends of this rotary encoder is connected with corresponding IO end on described microprocessor.
5. self-propelled radar measurement instrument as claimed in claim 1 is characterized in that:
The top of described casing is equipped with mousing-hook.
6. self-propelled radar measurement instrument as claimed in claim 1 is characterized in that:
Two connecting lines that described balance bob is made by stone dead wire hang on the below of described casing, and between these two connecting lines, shape in an angle.
7. self-propelled radar measurement instrument as described as any one in claim 1 to 6 is characterized in that:
Described flow measurement control circuit comprises wireless transmission circuit, and the transmission ends of this wireless transmission circuit is connected with corresponding IO end on described microprocessor.
8. self-propelled radar measurement instrument as claimed in claim 7 is characterized in that:
Described flow measurement control circuit comprises battery circuit, and this battery circuit comprises battery, and the interface end of this battery is connected with corresponding IO end on described microprocessor via the cell voltage acquisition interface.
9. self-propelled radar measurement instrument as claimed in claim 7 is characterized in that:
Described flow measurement control circuit comprises indicator light circuit, and this indicator light circuit comprises a plurality of pilot lamp, and the terminals of each this pilot lamp are connected with corresponding IO end on described microprocessor via the pilot lamp control interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483480.2U CN203376342U (en) | 2013-08-08 | 2013-08-08 | Self-propelled radar flow measurement instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483480.2U CN203376342U (en) | 2013-08-08 | 2013-08-08 | Self-propelled radar flow measurement instrument |
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| Publication Number | Publication Date |
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| CN203376342U true CN203376342U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320483480.2U Expired - Lifetime CN203376342U (en) | 2013-08-08 | 2013-08-08 | Self-propelled radar flow measurement instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792533A (en) * | 2014-01-21 | 2014-05-14 | 北京艾力泰尔信息技术有限公司 | River cross section multipoint flow-measuring method based on fixed points |
| CN105716585B (en) * | 2016-02-03 | 2018-03-30 | 中国电建集团中南勘测设计研究院有限公司 | A kind of self-driving type radar wave flow measuring device based on conventional hydrometric cableway |
| CN108107234A (en) * | 2018-01-19 | 2018-06-01 | 昆明理工大学 | Water surface flow rate detection system and its detection method under a kind of high water condition |
| CN108445479A (en) * | 2018-03-30 | 2018-08-24 | 北京艾力泰尔信息技术股份有限公司 | From driving double rail type radar flow measuring system |
-
2013
- 2013-08-08 CN CN201320483480.2U patent/CN203376342U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792533A (en) * | 2014-01-21 | 2014-05-14 | 北京艾力泰尔信息技术有限公司 | River cross section multipoint flow-measuring method based on fixed points |
| CN103792533B (en) * | 2014-01-21 | 2016-01-06 | 北京艾力泰尔信息技术有限公司 | Based on the river cross-section multiple spot flow measurement method of point of fixity |
| CN105716585B (en) * | 2016-02-03 | 2018-03-30 | 中国电建集团中南勘测设计研究院有限公司 | A kind of self-driving type radar wave flow measuring device based on conventional hydrometric cableway |
| CN108107234A (en) * | 2018-01-19 | 2018-06-01 | 昆明理工大学 | Water surface flow rate detection system and its detection method under a kind of high water condition |
| CN108445479A (en) * | 2018-03-30 | 2018-08-24 | 北京艾力泰尔信息技术股份有限公司 | From driving double rail type radar flow measuring system |
| CN108445479B (en) * | 2018-03-30 | 2024-04-26 | 北京艾力泰尔信息技术股份有限公司 | Self-driven double-track radar flow measurement system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |
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| CX01 | Expiry of patent term |