CN209280056U - Flow sensor - Google Patents
Flow sensor Download PDFInfo
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- CN209280056U CN209280056U CN201920047827.6U CN201920047827U CN209280056U CN 209280056 U CN209280056 U CN 209280056U CN 201920047827 U CN201920047827 U CN 201920047827U CN 209280056 U CN209280056 U CN 209280056U
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- kickboard
- flow
- flow channel
- ultrasonic wave
- controller
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Abstract
The utility model provides a kind of flow sensor, belongs to flow measurement monitoring device technical field, and the upstream port of flow channel is equipped with filter plate, and the top of flow channel is removably connected with controller bracket, and controller is set on controller bracket；It is symmetrically arranged with the vertical chute of a pair of of perforation on the two sidewalls of flow channel, slidably connects kickboard between two vertical chutes；Ultrasonic probe is set to the lower surface of kickboard, and ultrasonic wave transmitting terminal is set to the upstream end of kickboard, and ultrasonic wave receiving end is set to the downstream of kickboard.Filter plate is arranged in the upstream end of the utility model flow channel flow channel, ensure that fluid has stable flow velocity, keeps measurement more accurate, kickboard changes with liquid level, can measure fluid flow rate when different liquid levels；Kickboard is removed by the arc-shaped vertical chute of perforation, cooperates dismountable controller bracket, kickboard and controller can be removed to storage in non-season for irrigaton and placed, external environment damage caused by it is avoided, prolong the service life.
Description
Technical field
The utility model relates to flow measurement monitoring device technical fields, and in particular to one kind can make waterflow stabilization stream
It crosses, measurement is more accurate and the flow sensor of disassembly storage can be carried out during non-irrigation.
Background technique
In modernization field irrigation, need to measure the dosage of irrigation water at any time using flow sensor, to guarantee as agriculture
Field provides enough water and avoids the waste of water resource.Ultrasonic open channel flowmeter is a kind of irrigation advance measurement generally used
Device is measured, ultrasonic open channel flowmeter is to measure water level using ultrasonic echo range measurement principle, then by the operation in instrument host
Water level signal is converted into flow signal by unit, by open channel install standard weir slot, in defined position on set
Ultrasonic level gage is set, measurement flows through the water level of weir notch, brings water level value into defined flow formula or empirical equation, calculates
Fluid flow out.
In field irrigation open channel, irrigation water is filled by the flow and the proportional corresponding relationship of water level of open channel for guarantee
Water ga(u)ge accurate measurement is irrigate, ultrasonic open channel flowmeter should also include: weir body upstream row proximal segment, downstream gool joining section and water
The 3 parts constructions such as position observation facility.Existing open-channel meter is typically all single channel weir notch, the liquid in the more fluid of impurity
Position fluctuation is larger, and each layer flow rate of liquid be not also identical in open channel, leads to measurement inaccuracy；Meanwhile the liquid of open-channel meter
Position probe and flow velocity probe are fixedly installed, and are not capable of measuring the fluid flow rate of different liquid levels.
Utility model content
The purpose of this utility model is to provide a kind of fluid flow rate that can measure different liquid levels, and flow speed stability,
Dismountable flow sensor, to solve technical problem present in above-mentioned background technique.
To achieve the goals above, the utility model takes following technical solution:
A kind of flow sensor provided by the utility model, ultrasonic probe, use including flow channel, for measuring liquid level
Filtering is equipped in the upstream port of the ultrasonic wave transmitting terminal of measurement flow velocity and ultrasonic wave receiving end and controller, the flow channel
Plate, the top of the flow channel are removably connected with controller bracket, and the controller is set on the controller bracket；Institute
The vertical chute for being symmetrically arranged with a pair of of perforation on the two sidewalls of flow channel is stated, is slidably connected between two vertical chutes
There is kickboard；The ultrasonic probe is set to the lower surface of the kickboard, and the ultrasonic wave transmitting terminal is set to the upstream of the kickboard
End, the ultrasonic wave receiving end are set to the downstream of the kickboard.
Further, the upstream end and downstream of the flow channel are trapezoidal notch, the upstream end of the flow channel and
It is rectangular channel between downstream.
Further, the vertical chute is located on the side wall of the rectangular channel.
Further, the vertical chute is arc chute.
Further, the two sides of the kickboard are connected with connecting column, and one end of the connecting column is connected with and the circular arc
Shape sliding slot is to corresponding spherical sliding block.
Further, the radius of the spherical sliding block is less than the radius of the arc chute, and the diameter of the connecting column is small
In the width of opening of the vertical chute on the side wall of the rectangular channel, the diameter of the spherical sliding block is greater than described open
The width of mouth.
Further, the upper surface of the kickboard is equipped with connecting line node.
Further, the ultrasonic probe, the ultrasonic wave transmitting terminal, the ultrasonic wave receiving end connecting line pass through
The connecting line node is connect with the controller.
Further, the controller bracket is detachably connected on the side wall of the flow channel by bolt.
Further, the upstream end and downstream of the kickboard are equipped with mounting rack, the ultrasonic wave transmitting terminal and described
Ultrasonic wave receiving end is corresponding to be mounted on the mounting rack.
For the utility model the utility model has the advantages that flow channel is that both ends are trapezoidal, centre is the structure of rectangle, and water flow passes through intermediate square
It is more stable when shape, and ultrasonic probe, ultrasonic wave transmitting terminal, ultrasonic wave receiving end are in intermediate rectangular channel position, make to survey
It is more accurate to measure；Filter plate is arranged in the upstream end of flow channel, ensure that fluid has stable flow velocity, prevents the pollution of bulky grain
Object enters in flow channel, influences accuracy in detection；Kickboard is set in rectangular channel, and kickboard changes with liquid level, can measure not
With the liquid level and fluid flow rate when liquid level, while kickboard can be removed by the arc-shaped vertical chute of perforation, be cooperated removable
The core components such as kickboard and controller can be removed storage in non-season for irrigaton and placed, avoid the external world by the controller bracket unloaded
Environment is damaged caused by it, is prolonged the service life.
The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is flow sensor three-dimensional structure diagram described in the utility model embodiment.
Fig. 2 is the flow channel structure chart of flow sensor described in the utility model embodiment.
Fig. 3 is the kickboard structure chart of flow sensor described in the utility model embodiment.
Wherein: 1- flow channel；2- ultrasonic wave transmitting terminal；3- ultrasonic wave receiving end；4- controller；5- filter plate；6- control
Device bracket；7- vertical chute；8- kickboard；9- trapezoidal notch；10- rectangular channel；11- connecting column；12- spherical sliding block；13- is opened
Mouthful；14- connecting line node；15- bolt；16- mounting rack.
Specific embodiment
The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or module with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and cannot be construed to practical to this
Novel limitation.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model
Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or modules, but it is not excluded that in the presence of or
Add other one or more features, integer, step, operation, element, module and/or their group.
It should be noted that in embodiment described in the utility model unless specifically defined or limited otherwise, term
" connection ", " fixation " etc. shall be understood in a broad sense, and may be a fixed connection, may be a detachable connection, or integral, can be
Mechanical connection, is also possible to be electrically connected, can be and be directly connected to, be also possible to be indirectly connected with by intermediary, can be two
The interaction relationship of connection or two elements inside a element, unless having specific limit.For those skilled in the art
For member, concrete meaning of the above-mentioned term in the utility model embodiment can be understood as the case may be.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology
Term and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.
It should also be understood that those terms such as defined in the general dictionary should be understood that have and the context of the prior art
In the consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
Convenient for the understanding to the utility model embodiment, to be done by taking specific embodiment as an example below in conjunction with attached drawing further
Explanation, and embodiment does not constitute the restriction to the utility model embodiment.
Those of ordinary skill in the art are it should be understood that attached drawing is the schematic diagram of one embodiment, the portion in attached drawing
Part or device are not necessarily implemented necessary to the utility model.
Embodiment
As shown in Figure 1 to Figure 3, the utility model embodiment provides a kind of flow sensor, including flow channel 1, is used for
Measure ultrasonic probe, the ultrasonic wave transmitting terminal 2 for measuring flow velocity and ultrasonic wave receiving end 3 and the controller 4 of liquid level, institute
The upstream port for stating flow channel 1 is equipped with filter plate 5, and the top of the flow channel 1 is removably connected with controller bracket 6, institute
Controller 4 is stated on the controller bracket 6；The vertical of a pair of of perforation is symmetrically arranged on the two sidewalls of the flow channel 1
Sliding slot 7 slidably connects kickboard 8 between two vertical chutes 7；The ultrasonic probe is set under the kickboard 8
Surface, the ultrasonic wave transmitting terminal 2 are set to the upstream end of the kickboard 8, and the ultrasonic wave receiving end 3 is set to the kickboard 8
Downstream.
Water flow enters flow channel 1 by the filtering of filter plate 5, and filter plate 5 may filter that bulky grain sundries and dirt in water
Object is contaminated, when so as to avoid bulky grain sundries or contaminant stream through flow channel 1, influence to water flow has water flow more stable
Flow velocity.
Water flow flows through kickboard 8, and ultrasonic probe can measure the distance of water flow liquid level to flow channel bottom, the height as water flow
Degree, the ultrasonic wave transmitting terminal 2 of 8 front end of kickboard emit ultrasonic wave, and the ultrasonic wave receiving end 3 of kickboard rear end receives ultrasonic wave, passes through
Ultrasonic probe, ultrasonic wave transmitting terminal, ultrasonic wave receiving end are connected to control using connecting line by the connecting line node 14 in kickboard 8
Device 4 processed carries out flow rate calculation using the received data of controller 4, to measure flow.
Kickboard 8 is slidably disposed between vertical chute 7, height adjustment can be carried out with the height of liquid level, to measure
The flow velocity of fluid under corresponding height.Meanwhile the vertical chute 7 of perforation can facilitate being placed and taken out for kickboard 8.
In a specific embodiment of the utility model, the upstream end and downstream of the flow channel 1 are dovetail groove
Mouth 9 is rectangular channel 10 between the upstream end and downstream of the flow channel 1.
In a specific embodiment of the utility model, the vertical chute 7 is located at the side wall of the rectangular channel 10
On.
In a specific embodiment of the utility model, the vertical chute 7 is arc chute.
In a specific embodiment of the utility model, the two sides of the kickboard 8 are connected with connecting column 11, the connection
One end of column 11 is connected with spherical sliding block 12 corresponding with the arc chute.
In a specific embodiment of the utility model, the radius of the spherical sliding block 12 is less than the arc chute
Radius, the diameter of the connecting column 11 is less than opening 13 of the vertical chute 7 on the side wall of the rectangular channel 10
Width, the diameter of the spherical sliding block 12 are greater than the width of the opening 13.
The radius of spherical sliding block 12 is less than the radius of arc chute, thus above and below ensure that kickboard 8 with the height of liquid level
It floats, the diameter of spherical sliding block 12 is greater than the width of opening 13, can avoid kickboard 8 and deviates from between vertical chute 7.
In a specific embodiment of the utility model, the upper surface of the kickboard 8 is equipped with connecting line node 14.It is logical
Cross connecting line node 14 can convenience for ultrasonic wave probe and transmitter and receiver and controller connection and disassembly.
It is the ultrasonic probe, the ultrasonic wave transmitting terminal 2, described in a specific embodiment of the utility model
The connecting line of ultrasonic wave receiving end 3 is connect by the connecting line node 14 with the controller 4.
In a specific embodiment of the utility model, the controller bracket 6 is detachably connected by bolt 15
On the side wall of the flow channel 1.
In a specific embodiment of the utility model, the upstream end and downstream of the kickboard 8 are equipped with mounting rack
16, the ultrasonic wave transmitting terminal 2 and ultrasonic wave receiving end 3 is corresponding is mounted on the mounting rack 16.
Flow sensor described in the utility model embodiment in specific application, during irrigation, needs measuring flow
When, the spherical sliding block 12 of 8 two sides of kickboard is put into vertical chute 7, kickboard 8 is located in rectangular channel 10, and water flow is by filtering
Plate flows into flow channel, and the height of liquid level is measured by ultrasonic probe, is surveyed by ultrasonic wave transmitting terminal 2 and ultrasonic wave receiving end 3
The flow velocity of fluid is measured, controller receives altitude information and flow speed data calculates flow.During non-irrigation, kickboard is taken out, it will
Controller bracket removes, and places storage, avoids the long-time irradiation of sunlight, and the destruction for the adverse circumstances such as expose to wind and rain can prolong
Long life.
In conclusion the utility model embodiment is that both ends are trapezoidal by flow channel, centre is the structure of rectangle, water flow
Pass through more stable when intermediate rectangular, and ultrasonic probe, ultrasonic wave transmitting terminal, ultrasonic wave receiving end are in intermediate rectangular channel
Position keeps measurement more accurate；Filter plate is arranged in the upstream end of flow channel, ensure that fluid has stable flow velocity, prevents big
The pollutant of particle enters in flow channel, influences accuracy in detection；Kickboard is set in rectangular channel, and kickboard becomes with liquid level
Change, can measure the liquid level and fluid flow rate when different liquid levels, while kickboard can be torn open by the arc-shaped vertical chute of perforation
Under, cooperate dismountable controller bracket, the core components such as kickboard and controller can be removed to storage in non-season for irrigaton and placed,
External environment damage caused by it is avoided, is prolonged the service life.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of flow sensor, including flow channel (1), the ultrasonic probe for measuring liquid level, for measuring the super of flow velocity
Sound wave transmitting terminal (2) and ultrasonic wave receiving end (3) and controller (4), it is characterised in that: the upstream end of the flow channel (1)
Mouth is equipped with filter plate (5), and the top of the flow channel (1) is removably connected with controller bracket (6), the controller (4)
On the controller bracket (6)；The vertical chute of a pair of of perforation is symmetrically arranged on the two sidewalls of the flow channel (1)
(7), kickboard (8) are slidably connected between two vertical chutes (7)；The ultrasonic probe is set to the kickboard (8)
Lower surface, the ultrasonic wave transmitting terminal (2) be set to the kickboard (8) upstream end, the ultrasonic wave receiving end (3) be set to institute
State the downstream of kickboard (8).
2. flow sensor according to claim 1, it is characterised in that: the upstream end and downstream of the flow channel (1)
It is trapezoidal notch (9), is between the upstream end and downstream of the flow channel (1) rectangular channel (10).
3. flow sensor according to claim 2, it is characterised in that: it is logical that the vertical chute (7) is located at the rectangle
On the side wall in road (10).
4. flow sensor according to claim 3, it is characterised in that: the vertical chute (7) is arc chute.
5. flow sensor according to claim 4, it is characterised in that: the two sides of the kickboard (8) are connected with connecting column
(11), one end of the connecting column (11) is connected with spherical sliding block (12) corresponding with the arc chute.
6. flow sensor according to claim 5, it is characterised in that: the radius of the spherical sliding block (12) is less than described
The radius of arc chute, the diameter of the connecting column (11) are less than the vertical chute (7) in the rectangular channel (10)
The width of opening (13) on side wall, the diameter of the spherical sliding block (12) are greater than the width of the opening (13).
7. flow sensor according to claim 6, it is characterised in that: the upper surface of the kickboard (8) is equipped with connecting line
Node (14).
8. flow sensor according to claim 7, it is characterised in that: the ultrasonic probe, ultrasonic wave transmitting
The connecting line of (2), the ultrasonic wave receiving end (3) is held to connect by the connecting line node (14) with the controller (4).
9. flow sensor according to claim 8, it is characterised in that: the controller bracket (6) passes through bolt
(15) it is detachably connected on the side wall of the flow channel (1).
10. -9 described in any item flow sensors according to claim 1, it is characterised in that: the upstream end of the kickboard (8) and
Downstream is equipped with mounting rack (16), the ultrasonic wave transmitting terminal (2) and the ultrasonic wave receiving end (3) is corresponding is mounted on
On the mounting rack (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920047827.6U CN209280056U (en) | 2019-01-11 | 2019-01-11 | Flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920047827.6U CN209280056U (en) | 2019-01-11 | 2019-01-11 | Flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280056U true CN209280056U (en) | 2019-08-20 |
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ID=67605470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920047827.6U Active CN209280056U (en) | 2019-01-11 | 2019-01-11 | Flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209280056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115435852A (en) * | 2022-09-20 | 2022-12-06 | 武汉新烽光电股份有限公司 | Liquid level flow monitor |
-
2019
- 2019-01-11 CN CN201920047827.6U patent/CN209280056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115435852A (en) * | 2022-09-20 | 2022-12-06 | 武汉新烽光电股份有限公司 | Liquid level flow monitor |
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