CN220649573U - Rail mounted hydrologic current measuring equipment - Google Patents
Rail mounted hydrologic current measuring equipment Download PDFInfo
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- CN220649573U CN220649573U CN202322272154.3U CN202322272154U CN220649573U CN 220649573 U CN220649573 U CN 220649573U CN 202322272154 U CN202322272154 U CN 202322272154U CN 220649573 U CN220649573 U CN 220649573U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 238000005259 measurement Methods 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 206010013647 Drowning Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model provides a track type hydrological flow measurement device, which comprises: the support is arranged on one side of the flow measuring water channel, and a track arranged along the length direction of the flow measuring water channel is arranged on the support; the bottom of the moving base is provided with a guide wheel assembly which is in sliding connection with the track so that the moving base can be movably arranged on the track; the driving mechanism is in transmission connection with the moving base so as to drive the moving base to move; the sectional cantilever mechanism comprises a mounting seat, a first cantilever and a second cantilever which are hinged in sequence, wherein the mounting seat is arranged on the movable base, a first motor used for driving the first cantilever to rotate on the mounting seat is arranged on the mounting seat, a second motor used for driving the second cantilever to rotate on the first cantilever is arranged on the first cantilever, and a radar current meter is arranged on the second cantilever.
Description
Technical Field
The utility model relates to the technical field of hydrologic flow measurement, in particular to track type hydrologic flow measurement equipment.
Background
In hydrological flow measurement, a non-contact radar flow measurement system is often used, and the working principle is to remotely measure the surface flow velocity by utilizing short Bragg reflection generated by turbulence of a flow measurement water channel (river, channel and the like). Due to the movement of the water surface, the reflected radar wave has Doppler frequency shift, the river surface flow velocity can be calculated according to the acoustic Doppler principle, and the section flow can be measured by combining the flow velocity, the water level data and the section area. The existing installation modes of the non-contact radar current measurement system mainly comprise a cableway mounting mode, a cantilever type mode and the like, as shown in fig. 1, wherein the radar current measurement instrument in the cableway mounting mode has a large detectable range, but needs to be arranged across a water channel, the construction difficulty in the field is high, moreover, the cableway is easy to be subjected to the influence of strong wind weather to generate severe shaking, the current measurement effect is influenced, and the anti-interference capability is weak; the cantilever type installation mode is convenient to install and construct, but the radar flow meter is small in detectable range, data of different positions are difficult to obtain, and accurate flow measurement is not facilitated.
Disclosure of Invention
In view of the above, the present utility model provides a track-type hydrological flow measurement device, which aims to reduce the construction difficulty of a non-contact radar flow measurement system and increase the detectable range of a radar flow measurement instrument.
The technical scheme of the utility model is realized as follows:
a track-type hydrological flow measurement apparatus comprising:
the support is arranged on one side of the flow measuring water channel, and a track arranged along the length direction of the flow measuring water channel is arranged on the support;
the bottom of the moving base is provided with a guide wheel assembly which is in sliding connection with the track so that the moving base can be movably arranged on the track;
the driving mechanism is in transmission connection with the moving base so as to drive the moving base to move;
the sectional cantilever mechanism comprises a mounting seat, a first cantilever and a second cantilever which are hinged in sequence, wherein the mounting seat is arranged on the movable base, a first motor used for driving the first cantilever to rotate on the mounting seat is arranged on the mounting seat, a second motor used for driving the second cantilever to rotate on the first cantilever is arranged on the first cantilever, and a radar current meter is arranged on the second cantilever.
As a further alternative of the track-type hydrographic flow measurement device, the mount is hinged with the first cantilever about a vertical axis, and the first cantilever is hinged with the second cantilever about a vertical axis.
As a further alternative scheme of the track type hydrological flow measurement device, the top of the radar flow measurement instrument is fixedly connected with a mounting disc, the mounting disc is rotatably arranged at the bottom of the second cantilever around a vertical axis, and a third motor for driving the mounting disc to rotate is arranged on the second cantilever.
As a further alternative scheme of the track type hydrological flow measurement device, the driving mechanism comprises a transmission rack arranged on the bracket, a driving transmission wheel and a driven transmission wheel are arranged on the transmission rack, a transmission belt/transmission chain is arranged between the driving transmission wheel and the driven transmission wheel to realize transmission connection, and the driving transmission wheel is in transmission connection with a fourth motor; the transmission belt/transmission chain is fixedly connected with the movable base.
As a further alternative of the track-type hydrological flow measurement device, the track is a C-shaped steel, the C-shaped steel comprises an upper wing plate, a lower wing plate and a rib plate connected between the upper wing plate and the lower wing plate, and the lower wing plate is fixed on the bracket; the guide wheel assembly comprises a portal frame body, wherein the portal frame body comprises a top plate and two vertical plates arranged at the bottom of the top plate, the top plate is fixed at the bottom of the movable base, a first shaft pin is arranged between the two vertical plates, and a rotatable first guide wheel is arranged on the first shaft pin; the C-shaped steel is located between the two vertical plates, the first guide wheel is arranged at the top of the upper wing plate in a rolling mode, and the height position of the upper wing plate is higher than the lower edge of the vertical plate.
As a further alternative of the track-type hydrological flow measuring device, a second shaft pin is arranged on one of the vertical plates, the second shaft pin is detachably arranged and located below the first shaft pin, a rotatable second guide wheel is arranged on the second shaft pin, and the second guide wheel is arranged below the upper wing plate.
The utility model has the beneficial effects that: the support is arranged on one side of the current measuring water channel, so that the water channel is not needed to be crossed during site construction, and compared with the existing cableway mounting structure, the track type hydrologic current measuring device reduces the construction difficulty, avoids the risks of drowning and the like possibly existing during construction of workers, and improves the construction safety; the rail is arranged on the bracket, so that the radar current meter can move along the length direction of the current measuring water channel, and different detection positions of the radar current meter in the length direction of the current measuring water channel can be selected conveniently; the radar current meter can select different detection positions in the width direction of the current measuring water channel by arranging the sectional cantilever mechanism; compared with the existing cantilever type mounting structure, the track type hydrological flow measuring device improves the detectable range of the radar flow measuring instrument.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a cableway mounting and cantilever structure in a conventional non-contact radar current measuring system;
FIG. 2 is a schematic diagram of a track-type hydrological flow measurement device according to the present utility model;
FIG. 3 is an exploded schematic view of a track-type hydrologic flow measurement device according to the present utility model;
FIG. 4 is an enlarged view of FIG. 2A;
FIG. 5 is a schematic diagram of the driving mechanism;
FIG. 6 is a side view of a track-type hydrographic flow measurement device of the present utility model;
fig. 7 is an enlarged view of B in fig. 6.
In the figure: 1. a bracket;
2. a track; 21. an upper wing plate; 22. a lower wing plate; 23. rib plates;
3. a moving base;
4. a guide wheel assembly; 41. a portal frame body; 411. a top plate; 412. a riser; 42. a first shaft pin; 421. the first guide wheel; 43. a second pin; 431. the second guide wheel;
5. a driving mechanism; 51. a transmission frame; 52. a driving transmission wheel; 53. a driven transmission wheel; 54. a drive belt/chain; 55. a fourth motor;
6. a segmented cantilever mechanism; 61. a mounting base; 611. a first motor; 62. a first cantilever; 621. a second motor; 63. a second cantilever; 631. a third motor;
7. radar flow meter.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Some embodiments of the present utility model will be described in detail below with reference to the attached drawings, and the following examples and features of the examples may be combined with each other without conflict.
Referring to fig. 2-7, a track 2 type hydrological flow measuring device is shown, which comprises a bracket 1, a movable base 3, a driving mechanism 5 and a segmented cantilever mechanism 6, wherein the bracket 1 is arranged at one side of a flow measuring water channel, and the bracket 1 is provided with a track 2 arranged along the length direction of the flow measuring water channel; the bottom of the movable base 3 is provided with a guide wheel assembly 4, and the guide wheel assembly 4 is in sliding connection with the track 2 so that the movable base 3 is movably arranged on the track 2; the driving mechanism 5 is in transmission connection with the moving base 3 so as to drive the moving base 3 to move; the sectional cantilever mechanism 6 comprises a mounting seat 61, a first cantilever 62 and a second cantilever 63 which are hinged in sequence, the mounting seat 61 is arranged on the movable base 3, a first motor 611 used for driving the first cantilever 62 to rotate on the mounting seat 61 is arranged on the mounting seat 61, a second motor 621 used for driving the second cantilever 63 to rotate on the first cantilever 62 is arranged on the first cantilever 62, and a radar current meter 7 is arranged on the second cantilever 63.
Specifically, the radar flow meter 7, the segmented cantilever mechanism 6 and the moving base 3 can be used as a moving whole, and driven by the driving mechanism 5 to move along the track 2, so that the radar flow meter 7 can select a proper detection position in the length direction of a flow measuring water channel, data can be acquired at multiple points conveniently, and flow measuring accuracy is improved; the sequential hinged structures of the mounting seat 61, the first cantilever 62 and the second cantilever 63 in the segmented cantilever mechanism 6 enable the angle between the mounting seat 61 and the first cantilever 62 to be adjustable, and the angle between the first cantilever 62 and the second cantilever 63 to be adjustable, so that the radar current meter 7 can approach or depart from the moving base 3, namely, the method is equivalent to enabling the radar current meter 7 to select a proper detection position in the width direction of the current measuring channel, and combining the proper detection position in the length direction of the current measuring channel, the detectable range of the radar current meter 7 is large.
It should be noted that the support 1 is used for supporting the rail 2, so that the rail 2 can be arranged at a proper height position, so as to be convenient for meeting the detection height of the radar current meter 7, and the height of the support 1 can be selected and set according to the type of the radar current meter 7, the water surface height of the current measuring water channel and other conditions; the support 1 is arranged on one side of the current measuring water channel, so that the construction of a water channel is not needed to be carried out in site construction, and compared with the existing cableway mounting structure, the track 2 type hydrological current measuring equipment reduces the construction difficulty, avoids the risk of drowning and the like possibly existing in the construction of workers, and improves the construction safety; alternatively, the bracket 1 may be a prefabricated frame structure or a prefabricated multi-module assembly structure, which can be prefabricated in a factory, and can be directly installed or assembled after being transported to the site, thereby further improving the construction efficiency.
It is emphasized that, compared with the existing cableway mounting structure, the track 2 type hydrological flow measuring device reduces the construction difficulty, and compared with the existing cantilever mounting structure, the track 2 type hydrological flow measuring device improves the detectable range of the radar flow measuring instrument 7.
Further, referring to fig. 2-4, the mount 61 is hinged to the first cantilever 62 about a vertical axis, and the first cantilever 62 is hinged to the second cantilever 63 about a vertical axis.
The top of the radar current meter 7 is fixedly connected with a mounting disc (not labeled in the figure), the mounting disc is rotatably arranged at the bottom of the second cantilever 63 around a vertical axis, and a third motor 631 for driving the mounting disc to rotate is arranged on the second cantilever 63.
Specifically, in this embodiment, the third motor 631 may drive the mounting disc to rotate, so as to implement rotation of the radar current meter 7, thereby facilitating adjustment of a direction in which the radar current meter 7 sends radar waves, and improving flexibility in current measurement.
It should be noted that, referring to fig. 3, there is shown a connection structure of the first cantilever 62 and the second cantilever 63, wherein a rotatable shaft (not shown) is disposed on the first cantilever 62, the second cantilever 63 is fixedly connected with the shaft, the second motor 621 is in transmission connection with the shaft through a speed reducing mechanism, when the second motor 621 drives the shaft to rotate, the shaft can drive the second cantilever 63 to swing, and the forward rotation or the reverse rotation of the shaft corresponds to the swinging of the second cantilever 63 in two directions; in addition, the rotation operation principle between the mounting base 61 and the first cantilever 62, and between the second cantilever 63 and the radar flow meter 7 is the same as the principle between the first cantilever 62 and the second cantilever 63, and for avoiding the spread, the description is omitted here.
Further, referring to fig. 5, the driving mechanism 5 includes a driving frame 51 disposed on the support 1, a driving wheel 52 and a driven driving wheel 53 are disposed on the driving frame 51, a driving belt/driving chain 54 is disposed between the driving wheel 52 and the driven driving wheel 53 to realize driving connection, and the driving wheel 52 is in driving connection with a fourth motor 55; the belt/chain 54 is fixedly connected to the mobile base 3.
Specifically, the driving wheel 52 and the driven driving wheel 53 may be sprockets or synchronous belts, which form a chain transmission or belt transmission; the belt/chain 54 is indirectly and fixedly connected to the moving base 3, specifically, a fixed block (not shown) is disposed on the belt/chain 54, and the fixed block is connected to the moving base 3 by a bolt or welded.
Further, referring to fig. 6 and 7, the track 2 is a C-shaped steel, the C-shaped steel includes an upper wing plate 21, a lower wing plate 22, and a rib plate 23 connected therebetween, and the lower wing plate 22 is fixed on the bracket 1; the guide wheel assembly 4 comprises a portal frame body 41, wherein the portal frame body 41 comprises a top plate 411 and two vertical plates 412 arranged at the bottom of the top plate 411, the top plate 411 is fixed at the bottom of the movable base 3, a first shaft pin 42 is arranged between the two vertical plates 412, and a rotatable first guide wheel 421 is arranged on the first shaft pin 42; the C-shaped steel is positioned between the two vertical plates 412, the first guide wheel 421 is arranged at the top of the upper wing plate 21 in a rolling way, and the height position of the upper wing plate 21 is higher than the lower edge of the vertical plates 412.
Specifically, the first guide wheel 421 is in rolling friction with the track 2, so as to improve the moving smoothness of the moving base 3 on the track 2; at the same time, two vertical plates 412 are used to limit the two sides of the track 2, so as to ensure that the movable base 3 moves along the track 2 and avoid derailment.
Still further, referring to fig. 7, a second shaft pin 43 is provided on one of the risers 412, the second shaft pin 43 is detachably disposed below the first shaft pin 42, a rotatable second guide wheel 431 is provided on the second shaft pin 43, and the second guide wheel 431 is disposed below the upper wing plate 21. Therefore, the second guide wheel 431 is utilized to limit the lower portion of the upper wing plate 21, so that the upper wing plate 21 is limited between the first guide wheel 421 and the second guide wheel 431, and even if a strong vibration working condition is met, the track 2 and the guide wheel assembly 4 are not separated, and the situation that the movable base 3 is toppled is avoided.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. A track-type hydrological flow measurement device, comprising:
the support is arranged on one side of the flow measuring water channel, and a track arranged along the length direction of the flow measuring water channel is arranged on the support;
the bottom of the moving base is provided with a guide wheel assembly which is in sliding connection with the track so that the moving base can be movably arranged on the track;
the driving mechanism is in transmission connection with the moving base so as to drive the moving base to move; the sectional cantilever mechanism comprises a mounting seat, a first cantilever and a second cantilever which are hinged in sequence, wherein the mounting seat is arranged on the movable base, a first motor used for driving the first cantilever to rotate on the mounting seat is arranged on the mounting seat, a second motor used for driving the second cantilever to rotate on the first cantilever is arranged on the first cantilever, and a radar current meter is arranged on the second cantilever.
2. The orbital hydrographic flow measurement device according to claim 1, wherein the mount is hinged to the first cantilever about a vertical axis and the first cantilever is hinged to the second cantilever about a vertical axis.
3. The track-type hydrological flow measurement device according to claim 2, wherein a mounting plate is fixedly connected to the top of the radar flow measurement instrument, the mounting plate is rotatably arranged at the bottom of the second cantilever along a vertical axis, and a third motor for driving the mounting plate to rotate is arranged on the second cantilever.
4. The track-type hydrological flow measurement device according to claim 1, wherein the driving mechanism comprises a transmission rack arranged on the bracket, a driving transmission wheel and a driven transmission wheel are arranged on the transmission rack, a transmission belt/transmission chain is arranged between the driving transmission wheel and the driven transmission wheel to realize transmission connection, and the driving transmission wheel is in transmission connection with a fourth motor; the transmission belt/transmission chain is fixedly connected with the movable base.
5. The track-type hydrographic flow measurement device according to claim 1, wherein the track is a C-section steel comprising an upper wing plate, a lower wing plate and a rib plate connected therebetween, the lower wing plate being fixed on the bracket; the guide wheel assembly comprises a portal frame body, wherein the portal frame body comprises a top plate and two vertical plates arranged at the bottom of the top plate, the top plate is fixed at the bottom of the movable base, a first shaft pin is arranged between the two vertical plates, and a rotatable first guide wheel is arranged on the first shaft pin; the C-shaped steel is located between the two vertical plates, the first guide wheel is arranged at the top of the upper wing plate in a rolling mode, and the height position of the upper wing plate is higher than the lower edge of the vertical plate.
6. The orbital hydrographic flow measurement device according to claim 5, wherein one of the risers is provided with a second pin that is removably disposed below the first pin, the second pin being provided with a rotatable second guide wheel disposed below the upper wing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272154.3U CN220649573U (en) | 2023-08-23 | 2023-08-23 | Rail mounted hydrologic current measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322272154.3U CN220649573U (en) | 2023-08-23 | 2023-08-23 | Rail mounted hydrologic current measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220649573U true CN220649573U (en) | 2024-03-22 |
Family
ID=90289388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322272154.3U Active CN220649573U (en) | 2023-08-23 | 2023-08-23 | Rail mounted hydrologic current measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220649573U (en) |
-
2023
- 2023-08-23 CN CN202322272154.3U patent/CN220649573U/en active Active
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