CN205539025U - Float -type open channel velocity of flow appearance frame founds device - Google Patents
Float -type open channel velocity of flow appearance frame founds device Download PDFInfo
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- CN205539025U CN205539025U CN201620322944.5U CN201620322944U CN205539025U CN 205539025 U CN205539025 U CN 205539025U CN 201620322944 U CN201620322944 U CN 201620322944U CN 205539025 U CN205539025 U CN 205539025U
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Abstract
The utility model provides a float -type open channel velocity of flow appearance frame founds device, includes bottom spout (14), the followed bottom spout of locating in order on bottom spout (14) slides or fixed main support fixing support (12), assistant support fixing support (13) and hinged -support (11), main support fixing support upper end rigid connection is stood vertically main support (1), assistant support fixing support upper end rigid connection stand vertically assistant support (5), hinged -support and swash bracket (9) lower part are articulated, upright main support roller (3) both ends respectively with upright main support and swash bracket upper portion sliding connection, swash bracket roller (7) both ends respectively with assistant support and swash bracket middle part sliding connection upright, upright be equipped with flotation pontoon (4) on the support roller, be equipped with a riser (8) on the swash bracket roller. The utility model discloses an advantage: can adjust the current meter according to section depth of water real -time synchronization and place the degree of depth, make the flow -speed measurement process more simple, reduce the repeated work of survey crew, improve measurement of efficiency greatly.
Description
Technical field
This utility model belongs to data acquisition equipment field, relates to a kind of current tachymeter and erects device, particularly relates to a kind of float-type current tachymeter and erects device.
Background technology
Measuring of fluid velocity is of great significance for the interaction mechanism tool between the characteristics of motion and the internal fluid granule of Study of Fluid.Current meter is the instrument of the water velocity measuring the water bodys such as river, lake and channel.Test the speed vertical line and speed measuring point must be laid on section, with the flow velocity on computation and measurement section when current meter tests the speed.The method tested the speed, is divided into accurate measurement method, normal survey method and simple measuring method according to laying vertical line, how many complicated and simple degree of measuring point.
When using accurate measurement method to measure, need to arrange the speed measuring point of different depth on vertical line, different according to the number obtaining speed measuring point, it is divided into 5 points, 3 points, 2 points, a bit.During as used one point method to measure, need to be placed on current meter and measure at 0.6 times or 0.5 times of depth of water.When open-channel flow tests the speed work, need the hand-held current meter of survey crew to put it at the depth of water of correspondence, when DANGMING water in a canal face changes, need again to remeasure the depth of water, and the degree of depth putting into current meter is adjusted.Therefore for the open channel of variation easy for the depth of water, when carrying out accurate measurement method flow-speed measurement, needing to be adjusted the position of current meter according to the change of the depth of water at any time, complex steps, operating process are inconvenient for, and are not suitable for open-channel flow is carried out real-time flow monitoring.
Summary of the invention
In order to solve above-mentioned technical problem, the utility model proposes a kind of float-type open channel current meter erection device that can place the degree of depth according to section depth of water real-time synchronization regulation current meter.
This utility model be the technical scheme is that
A kind of float-type open channel current meter erects device, including bottom chute, is sequentially located at main support hold-down support, assistant support hold-down support and the hinged-support on the chute of bottom, and these three bearing can be along bottom slide or fixing；Described main support hold-down support upper end has just connect the upright main support of shape perpendicular with bottom chute, and assistant support hold-down support upper end has just connect the upright assistant support of shape perpendicular with bottom chute；Described hinged-support and tilted supporter lower hinge, tilted supporter top is connected with upright main support by upright main support roller, upright main support roller two ends are slidably connected with upright main support and tilted supporter top respectively, being connected with upright assistant support by tilted supporter roller in the middle part of tilted supporter, tilted supporter roller two ends are slidably connected with in the middle part of upright assistant support and tilted supporter respectively；Described up-right support roller is provided with the floating drum that can fluctuate with the depth of water, and tilted supporter roller is provided with the erection plate for erecting current meter.
Described upright main support support body is provided with upright main support chute, and upright assistant support support body is provided with upright assistant support chute, and tilted supporter support body is provided with tilted supporter chute；Described upright main support roller is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright main support chute and tilted supporter chute and edge；Described tilted supporter roller is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright assistant support and tilted supporter chute and edge.
Described upright main support roller is positioned on the central axis of floating drum.
Described erection plate is provided with the clip for fixed flow rate instrument.
The bolt and nut component that bearing can be fixed on bottom chute it is respectively equipped with on described main support hold-down support, assistant support hold-down support and hinged-support.
The operation principle of this utility model device is as follows:
When using accurate measurement method to measure open-channel flow flow velocity, if measuring point is the m times of depth of water to water surface distance, then regulate the relation of upright main support and spacing a of upright assistant support and upright assistant support and spacing b of tilted supporter so that a:b=m:(1-m).
Tachymeter clip is fixed on erection plate, the flow-speed measurement of this measurement point can be carried out.When the water surface fluctuates up and down, when the depth of water changes, floating drum fluctuates with water level fluctuation, moving up and down of floating drum drives the roller at floating drum center to move up and down, this roller drives again tilted supporter to rotate around hinged-support, so that the roller on upright assistant support also moves up and down, this roller belt moving frame riser moves up and down, and thus achieves the current meter placement degree of depth and changes with water depth ratio.Owing to the proportionate relationship of spacing a, b is constant, the proportionate relationship between distance and the depth of water between current meter and the water surface also keeps constant, i.e. measurement point is always the m times of depth of water to the distance of the water surface.
Relative to existing mode, this utility model has the advantages that
1. can place the degree of depth according to section depth of water real-time synchronization regulation current meter, make flow-speed measurement process the simplest, decrease the repeated work of survey crew, substantially increase measurement efficiency；
2. it is applicable to the flow-speed measurement that the depth of water is prone to the open-channel flow of change, the flow velocity measuring point of the fixed proportion degree of depth under the conditions of different water depth can be measured in real time；
3. principle of device is simple, simple in construction, it is easy to maintenance and repair.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the present embodiment.
Fig. 2 is schematic diagram of the present utility model.
In figure, the upright main support of 1-, 2-upright main support chute, 3-upright main support roller, 4-floating drum, the upright assistant support of 5-, 6-upright major-minor frame chute, 7-tilted supporter roller, 8-erects plate, 9-tilted supporter, 10-tilted supporter chute, 11-hinged-support, 12-main support hold-down support, 13-assistant support hold-down support, chute bottom 14-.
Detailed description of the invention
By combination accompanying drawing described further below it will be further appreciated that this utility model.
See Fig. 1, a kind of float-type open channel current meter erects device, including bottom chute 14, sequentially it is located at main support hold-down support 12, assistant support hold-down support 13 and the hinged-support 11 on the chute 14 of bottom, these three bearing can be along bottom slide or fixing, as preferably, described main support hold-down support 12, assistant support hold-down support 13 and hinged-support 11 are respectively equipped with the bolt and nut component that bearing can be fixed on bottom chute 14.Described main support hold-down support 12 upper end has just connect the upright main support 1 of shape perpendicular with bottom chute 14, and assistant support hold-down support 13 upper end has just connect the upright assistant support 5 of shape perpendicular with bottom chute 14；Described hinged-support 11 and tilted supporter 9 lower hinge, tilted supporter 9 top is connected with upright main support 1 by upright main support roller 3, upright main support roller 3 two ends are slidably connected with upright main support 1 and tilted supporter 9 top respectively, being connected with upright assistant support 5 by tilted supporter roller 7 in the middle part of tilted supporter 9, tilted supporter roller 7 two ends are slidably connected with in the middle part of upright assistant support 5 and tilted supporter 9 respectively；As preferably, described upright main support 1 support body is provided with upright main support chute 2, and upright assistant support 5 support body is provided with upright assistant support chute 6, and tilted supporter 9 support body is provided with tilted supporter chute 10；Described upright main support roller 3 is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright main support chute 2 and tilted supporter chute 10 and edge；Described tilted supporter roller 7 is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright assistant support 5 and tilted supporter chute 10 and edge.Described up-right support roller 3 is provided with the floating drum 4 that can fluctuate with the depth of water, and as preferably, described upright main support roller 3 is positioned on the central axis of floating drum 4.Tilted supporter roller 7 is provided with the erection plate 8 for erecting current meter, and as preferably, described erection plate 8 is provided with the clip for fixed flow rate instrument.
See Fig. 2, the present embodiment realizes placing the degree of depth according to section depth of water real-time synchronization regulation current meter in the following way, assume that the spacing between upright main support 1 and upright assistant support 5 is a, spacing between the hinged-support 11 of upright assistant support 5 and tilted supporter 9 is b, proportionate relationship between a and b depends on measuring the proportionate relationship between point and the depth of water, if measuring point is the m times of depth of water to water surface distance, the depth of water is H, measuring point to water surface distance is m*H, then a:b=m:(1-m).When using accurate measurement method to measure open-channel flow flow velocity, if measuring point is the m times of depth of water to water surface distance, then regulate the relation of upright main support 1 and spacing a of upright assistant support 5 and upright assistant support 5 and spacing b of tilted supporter 9 so that a:b=m:(1-m).
Tachymeter clip is fixed on erection plate 8, the flow-speed measurement of this measurement point can be carried out.When the water surface fluctuates up and down, when the depth of water changes, floating drum 4 fluctuates with water level fluctuation, moving up and down of floating drum 4 drives the upright main support roller 3 at floating drum 4 center to move up and down, this upright main support roller 3 drives again tilted supporter 9 to rotate around hinged-support 11, so that the roller on upright assistant support 5 also moves up and down, this roller belt moving frame riser 8 moves up and down, and thus achieves the current meter placement degree of depth and changes with water depth ratio.Owing to the proportionate relationship of spacing a, b is constant, the proportionate relationship between distance and the depth of water between current meter and the water surface also keeps constant, i.e. measurement point is always the m times of depth of water to the distance of the water surface.
Using method of the present utility model is as follows:
First, tachymeter clip is fixed on erection plate 8, the flow-speed measurement of this measurement point can be carried out.When the water surface fluctuates up and down, when the depth of water changes, floating drum 4 fluctuates with water level fluctuation, moving up and down of floating drum 4 drives the upright main support roller 3 at floating drum 4 center to move up and down, this upright main support roller 3 drives again tilted supporter 9 to rotate around hinged-support 11, so that the roller on upright assistant support 5 also moves up and down, this roller belt moving frame riser 8 moves up and down, and thus achieves the current meter placement degree of depth and changes with water depth ratio.
The above is most preferred embodiment of the present utility model; not this utility model is made any pro forma restriction; every any simple modification, equivalent variations and modification made above example according to technical spirit of the present utility model, all still falls within protection domain of the present utility model.
Claims (5)
1. a float-type open channel current meter erects device, it is characterized in that: include bottom chute (14), sequentially being located at main support hold-down support (12), assistant support hold-down support (13) and the hinged-support (11) on bottom chute (14), these three bearing can be along bottom slide or fixing；Described main support hold-down support (12) upper end has just connect the upright main support (1) with bottom chute (14) perpendicular shape, and assistant support hold-down support (13) upper end has just connect the upright assistant support (5) with bottom chute (14) perpendicular shape；Described hinged-support (11) and tilted supporter (9) lower hinge, tilted supporter (9) top is connected with upright main support (1) by upright main support roller (3), upright main support roller (3) two ends are slidably connected with upright main support (1) and tilted supporter (9) top respectively, tilted supporter (9) middle part is connected with upright assistant support (5) by tilted supporter roller (7), and tilted supporter roller (7) two ends are slidably connected with upright assistant support (5) and tilted supporter (9) middle part respectively；Described up-right support roller (3) is provided with the floating drum (4) that can fluctuate with the depth of water, and tilted supporter roller (7) is provided with the erection plate (8) for erecting current meter.
A kind of float-type open channel current meter the most according to claim 1 erects device, it is characterized in that: described upright main support (1) support body is provided with upright main support chute (2), upright assistant support (5) support body is provided with upright assistant support chute (6), and tilted supporter (9) support body is provided with tilted supporter chute (10)；Described upright main support roller (3) is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright main support chute (2) and tilted supporter chute (10) and edge；Described tilted supporter roller (7) is respectively arranged at two ends with the pulley of the corresponding slide in may be stuck in upright assistant support (5) and tilted supporter chute (10) and edge.
A kind of float-type open channel current meter the most according to claim 1 and 2 erects device, it is characterised in that: described upright main support roller (3) is positioned on the central axis of floating drum (4).
A kind of float-type open channel current meter the most according to claim 1 and 2 erects device, it is characterised in that: described erection plate (8) is provided with the clip for fixed flow rate instrument.
A kind of float-type open channel current meter the most according to claim 1 and 2 erects device, it is characterised in that: it is respectively equipped with the bolt and nut component that bearing can be fixed on bottom chute (14) on described main support hold-down support (12), assistant support hold-down support (13) and hinged-support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620322944.5U CN205539025U (en) | 2016-04-18 | 2016-04-18 | Float -type open channel velocity of flow appearance frame founds device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620322944.5U CN205539025U (en) | 2016-04-18 | 2016-04-18 | Float -type open channel velocity of flow appearance frame founds device |
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| Publication Number | Publication Date |
|---|---|
| CN205539025U true CN205539025U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620322944.5U Expired - Fee Related CN205539025U (en) | 2016-04-18 | 2016-04-18 | Float -type open channel velocity of flow appearance frame founds device |
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| CN (1) | CN205539025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759144A (en) * | 2021-09-08 | 2021-12-07 | 国网新源水电有限公司富春江水力发电厂 | Flow velocity observation device for water level flow change area and installation method |
-
2016
- 2016-04-18 CN CN201620322944.5U patent/CN205539025U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113759144A (en) * | 2021-09-08 | 2021-12-07 | 国网新源水电有限公司富春江水力发电厂 | Flow velocity observation device for water level flow change area and installation method |
| CN113759144B (en) * | 2021-09-08 | 2023-07-07 | 国网新源水电有限公司富春江水力发电厂 | Flow speed observation device of water level flow fluctuation area and installation method |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170418 |