CN110987096B - Device for detecting water quantity of pipeline by utilizing water quantity to drive air pressure change - Google Patents
Device for detecting water quantity of pipeline by utilizing water quantity to drive air pressure change Download PDFInfo
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- CN110987096B CN110987096B CN201911360441.1A CN201911360441A CN110987096B CN 110987096 B CN110987096 B CN 110987096B CN 201911360441 A CN201911360441 A CN 201911360441A CN 110987096 B CN110987096 B CN 110987096B
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- detection
- track
- pipeline
- movably connected
- water quantity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
Abstract
The invention relates to the technical field of pipeline detection, and discloses a device for detecting the water quantity of a pipeline by utilizing the change of air pressure driven by the water quantity, which comprises a conveying pipeline, wherein the inner wall of the conveying pipeline is movably connected with an air pressure track, an air pressure slide block is movably connected in the air pressure track, a detection track is movably connected inside the upper part of the conveying pipeline, a detection meter is movably connected above the detection track, the left side of the detection track is movably connected with a barostat, and the left side of the bottom inside the detection track is movably connected with a detection slide rail. The air outlet sliding block drives the detection wheel to rotate through the movable rod, the rotation of the detection wheel drives the detection meter through the instrument detection rod, the reading is displayed on the detection meter, and the water quantity in the transportation pipeline is judged through the reading, so that the transportation water quantity in the transportation track can be judged through the reading of the detection meter, the detection program is simplified, and the detection method is optimized.
Description
Technical Field
The invention relates to the technical field of pipeline detection, in particular to a device for detecting the water quantity of a pipeline by utilizing the change of air pressure driven by the water quantity.
Background
The pipeline is a device which is connected by pipe fittings, pipe fitting connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, the pipeline is generally applied more widely in the fields of water supply and drainage, remote gas and oil conveying and the like, the fluid in the pipeline is pressurized by a pressurizing mechanism such as a pump or a turbine and the like during transportation, the remote conveying is realized, and the invention application of the pipeline brings great convenience to our lives.
However, in general pipeline transportation, various data in pipelines need to be detected in the transportation process due to the overlarge transportation distance, for example, in the transportation process of water, the water quantity in the pipelines needs to be detected to estimate whether the pipelines in front are in normal operation, but since the transportation of water is performed in the pipelines, a general detection instrument is difficult to detect, and an instrument for detecting water cannot be directly inserted into the pipelines, so that certain damage is caused to the pipelines, accidents easily occur, and aiming at the problems, a device for detecting the water quantity in the pipelines by utilizing the air pressure change driven by the water quantity is provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for detecting the water quantity of a pipeline by utilizing the change of air pressure driven by the water quantity, which has the advantages of optimizing a detection scheme, being convenient to detect the water quantity and the like, and solves the problem of inconvenience in detecting the water quantity in pipeline transportation.
(II) technical scheme
In order to realize the purposes of optimizing the detection scheme, conveniently detecting the water quantity and the like, the invention provides the following technical scheme: a device for detecting the water quantity in a pipeline by utilizing the change of the air pressure driven by the water quantity comprises a transportation pipeline, wherein the inner wall of the transportation pipeline is movably connected with an air pressure track, an air pressure slide block is movably connected in the middle of the air pressure track, a detection track is movably connected in the upper part of the transportation pipeline, a detection meter is movably connected in the upper part of the detection track, a barostat is movably connected in the left side of the detection track, a detection slide rail is movably connected in the left side of the bottom in the detection track, a detection slide block is movably connected in the detection slide rail, an air outlet track is movably connected between the two detection slide rails, an air outlet slide block is movably connected in the upper part of the air outlet track, a detection wheel is movably connected in the upper part of the air outlet slide block, an instrument detection rod is movably connected in the lower part of, the lower part of the constant voltage device is movably connected with a constant voltage tube, the upper part of the constant voltage tube is movably connected with a constant voltage track, and the inner part of the constant voltage track is movably connected with a pressure control sliding block.
Preferably, a conveying port is formed between the conveying pipeline and the air pressure track to ensure that water flow enters the air pressure track.
Preferably, the detection track and the detection slide block are provided with through holes, so that gas can enter the detection track.
Preferably, the inside swing joint that detects the slide rail has the detection spring.
Preferably, the air outlet slide block is connected with the detection wheel through a movable rod.
Preferably, the detection wheel is provided with a groove, so that the instrument detection rod can be clamped.
Preferably, a connecting rod is fixedly connected between the two detection sliders.
Preferably, a fixing rod is fixedly connected between the pressure control sliding block and the connecting rod.
Preferably, a pressure supplementing slide block and a pressure supplementing spring are movably connected between the outer pressure pipe and the constant pressure pipe.
(III) advantageous effects
Compared with the prior art, the invention provides a device for detecting the water quantity of a pipeline by utilizing the change of air pressure driven by the water quantity, which has the following beneficial effects:
1. this utilize water yield to drive atmospheric pressure change and carry out the device that detects to pipeline water yield, through promote the connecting rod to promote the detection slider in the middle of detecting the slide rail downwards, it is equipped with the through-hole to detect slider intermediate part separately, when the through-hole with detect the through-hole contact of offering on the track, gaseous entering in the middle of the atmospheric pressure track detects the track, and promote the slider upward movement of giving vent to anger on the detection track, the slider of giving vent to anger drives the detection wheel through the movable rod and rotates, the rotation of detection wheel passes through instrument detection pole and drives the detection table, show the reading on the detection table, judge the water yield in the middle of the transport pipeline through the reading, thereby reached and can judge the transport water yield in the middle of the transport pipeline through the reading of.
2. This utilize the water yield to drive the atmospheric pressure and change the device that detects the pipeline water yield, instrument measuring bar and the recess meshing on detecting the wheel through detecting table bottom swing joint, and detect the table and promote the connecting rod downwards, the connecting rod presses the slider downstream through the accuse in the middle of the dead lever fixed connection constant voltage track, plug up the constant voltage pipe, prevent when detecting, the external pressure pipe is to the pressure boost in the middle of the atmospheric pressure track, can take off the detection table after the detection is accomplished, thereby only need take the detection table to the place of specific installation transportation pipeline just can carry out the detection of water yield when having reached the detection, the amount of labour who detects the policeman has been reduced.
3. This utilize the water yield to drive the device that atmospheric pressure changes and carry out the detection to the pipeline water yield, through the constant voltage pipe and external pressure pipe switch-on, but switch-on part swing joint has the benefit to press slider and benefit to press the spring, when atmospheric pressure in the middle of the atmospheric pressure track is less than the constant voltage, the external pressure pipe is supplyed the pressure to the atmospheric pressure track through the extrusion and is pressed the slider lapse, after atmospheric pressure is invariable in the middle of the atmospheric pressure track, the benefit presses the slider to reset under the effect of benefit pressing the spring, plug up the mouth of pipe of external pressure pipe, thereby reached atmospheric pressure in the middle of the atmospheric pressure track all the time at the constant voltage, the effect that detects has been guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the detection structure of the present invention;
FIG. 3 is a schematic view of a pressure control structure according to the present invention;
FIG. 4 is a schematic view of the gas outlet structure of the present invention.
In the figure: 1-transport pipeline, 2-air pressure rail, 3-air pressure slide block, 4-detection rail, 5-detection meter, 6-barostat, 7-detection slide rail, 8-detection slide block, 9-air outlet rail, 10-air outlet slide block, 11-detection wheel, 12-instrument detection rod, 13-external pressure pipe, 14-constant pressure pipe, 15-constant pressure rail and 16-pressure control slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, a device for detecting the water amount in a pipeline by using the water amount to drive the air pressure change, comprising a transportation pipeline 1, a transportation port is arranged between the transportation pipeline 1 and an air pressure rail 2 to ensure that water flows enter the air pressure rail 2, when the water flows in the transportation pipeline 1 enter the air pressure rail 2 through the transportation port, the air pressure slider 3 is upwardly extruded to push the air pressure slider 3 to move towards the middle part, the volume of the gas in the air pressure rail 2 is reduced, the pressure is increased, the detection of a detection meter 5 is facilitated, the inner wall of the transportation pipeline 1 is movably connected with the air pressure rail 2, the air pressure slider 3 is movably connected with the air pressure rail 2, the detection rail 4 is movably connected with the inside above the transportation pipeline 1, through holes are arranged on the detection rail 4 and the detection slider 8 to ensure that the gas enters the detection rail 4, when the gas is not detected, the through hole position of the, the gas in the pressure track 2 is discharged through the detection track 4, the pressure value is reduced, the upper part of the detection track 4 is movably connected with a detection meter 5, the left side of the detection track 4 is movably connected with a barostat 6, the left side of the bottom inside the detection track 4 is movably connected with a detection slide rail 7, the inside of the detection slide rail 7 is movably connected with a detection spring, the inside of the detection slide rail 7 is movably connected with a detection slide block 8, a connecting rod is fixedly connected between the detection slide blocks 8, an air outlet track 9 is movably connected between the two detection slide rails 7, the upper part of the air outlet track 9 is movably connected with an air outlet slide block 10, the air outlet slide block 10 is connected with the detection wheel 11 through a movable rod, the upper part of the air outlet slide block 10 is movably connected with a detection wheel 11, the detection wheel 11 is provided with a groove to ensure that the, the inside top swing joint of pressostat 6 has outer pressure pipe 13, and swing joint has the benefit to press slider and benefit to press the spring between outer pressure pipe 13 and the constant voltage pipe 14, and the below swing joint of pressostat 6 has constant voltage pipe 14, and the top swing joint of constant voltage pipe 14 has constant voltage track 15, and the inside swing joint of constant voltage track 15 has accuse to press slider 16, and fixedly connected with dead lever between accuse pressure slider 16 and the connecting rod.
The working principle is as follows: when the connecting pipeline is used for transportation, one transporting pipeline 1 is installed according to a certain distance, an air pressure track 2 is movably connected inside the transporting pipeline 1, when water flows through the inside of the transporting pipeline 1, a transporting port is formed between the transporting pipeline 1 and the air pressure track 2, the water flows through the transporting port into the air pressure track 2 through the transporting port, the pressure of the water flows extrudes two air pressure slide blocks 3 to be close to the middle part, the air pressure inside the air pressure slide blocks 2 is increased when the two air pressure slide blocks 3 are close to the middle part because the air pressure is constant relative to one side with water in the air pressure track 2, when the water quantity in the transporting pipeline 1 needs to be detected, the detecting meter 5 is connected onto the detecting track 4, and a meter detecting rod 12 movably connected to the bottom of the detecting meter 5 is meshed with a groove in the detecting wheel 11, and the detection meter 5 pushes the connecting rod downwards, and the connecting rod is fixedly connected with a pressure control slider 16 in the constant-pressure track 15 through a fixing rod to move downwards to block the constant-pressure tube 14, so that the outer pressure tube 13 is prevented from pressurizing the air pressure track 2 in the detection process.
The detection slide block 8 in the detection slide rail 7 is pushed downwards by pushing the connecting rod, the middle part of the detection slide block 8 is provided with a through hole, when the through hole is contacted with the through hole arranged on the detection track 4, gas in the air pressure track 2 enters the detection track 4, and the air outlet slide block 10 on the detection track 4 is pushed to move upwards, the air outlet slide block 10 drives the detection wheel 11 to rotate through the movable rod, the rotation of the detection wheel 11 drives the detection meter 5 through the meter detection rod 12, the reading is displayed on the detection meter 5, the water quantity in the transportation pipeline 1 is judged through the reading, after the detection is finished, the detection meter 5 is taken away, the mechanism in the detection track 4 is reset, the pressure control slide block 16 is reset under the action of a pressure control spring, the constant pressure pipe 14 is communicated with the outer pressure pipe 13, but the communicated part is movably connected with the pressure compensation slide block and the pressure compensation spring, when the air, the outer pressure pipe 13 is pressed to the atmospheric pressure track 2 through extrusion pressure supplementing slider lapse, and after atmospheric pressure was invariable among the atmospheric pressure track 2, the pressure supplementing slider resets under the effect of pressure supplementing spring, plugs up the mouth of pipe of outer pressure pipe 13.
To sum up, this utilize water yield to drive atmospheric pressure change and carry out the device that detects to pipeline water yield, through promote the detection slider 8 in the middle of detecting slide rail 7 downwards through promoting the connecting rod, detect slider 8 mid portion and be equipped with the through-hole, when the through-hole with detect the through-hole contact of seting up on the track 4, gas in the middle of the atmospheric pressure track 2 gets into and detects track 4, and promote the slider 10 that gives vent to anger on the detection track 4 and upwards move, the slider 10 that gives vent to anger drives detection wheel 11 through the movable rod and rotates, the rotation of detection wheel 11 passes through instrument detection pole 12 and drives detection table 5, show the reading on the detection table 5, judge the water yield in the middle of transportation pipeline 1 through the reading, thereby reached and to judge the transportation water yield in the middle of transportation pipeline 1 through the reading of detection table 5, the.
This utilize the water yield to drive the atmospheric pressure change and carry out the device that detects to the pipeline water yield, instrument measuring rod 12 through detecting 5 bottom swing joint of table and the recess meshing on detecting wheel 11, and detect 5 promotion connecting rods downwards of table, the connecting rod presses 16 downstream through the accuse in the middle of dead lever fixed connection constant voltage track 15, plug up constant voltage pipe 14, prevent when detecting, outer pressure pipe 13 is to the pressure boost in the middle of the atmospheric pressure track 2, can take off detecting table 5 after the detection is accomplished, thereby only need take detecting table 5 to the place of specific installation transportation pipeline 1 just can carry out the detection of water yield when having reached the detection, the amount of labour who detects the policeman has been reduced.
This utilize the water yield to drive the device that the atmospheric pressure changes and carry out the detection to the pipeline water yield, through constant voltage pipe 14 and the switch-on of external pressure pipe 13, but switch-on part swing joint has the benefit to press slider and benefit to press the spring, when atmospheric pressure in the middle of the atmospheric pressure track 2 is less than the constant voltage, external pressure pipe 13 is supplyed to press slider lapse through the extrusion and is pressed 2 to atmospheric pressure track, after atmospheric pressure is invariable in the middle of the atmospheric pressure track 2, the benefit presses the slider to restore to the throne under the effect of benefit pressing the spring, plug up the mouth of pipe of external pressure pipe 13, thereby reached atmospheric pressure in the middle of the atmospheric pressure track 2 and be in the constant voltage all the time, the effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an utilize the water yield to drive atmospheric pressure and change the device that detects the pipeline water yield, includes transportation pipeline (1), its characterized in that: the inner wall of the conveying pipeline (1) is movably connected with an air pressure track (2), an air pressure slider (3) is movably connected in the air pressure track (2), a detection track (4) is movably connected in the upper portion of the conveying pipeline (1), a detection meter (5) is movably connected in the upper portion of the detection track (4), a barostat (6) is movably connected in the left side of the detection track (4), a detection slide rail (7) is movably connected in the left side of the bottom of the inner portion of the detection track (4), a detection slider (8) is movably connected in the inner portion of the detection slide rail (7), an air outlet track (9) is movably connected between the two detection slide rails (7), an air outlet slider (10) is movably connected in the upper portion of the air outlet track (9), and a detection wheel (11) is movably connected in the upper portion of the air outlet slider, the utility model discloses a detection table, including detection table (5), top swing joint have the instrument to detect pole (12), the inside top swing joint of pressostat (6) has external pressure pipe (13), the below swing joint of pressostat (6) has constant voltage pipe (14), the top swing joint of constant voltage pipe (14) has constant voltage track (15), the inside swing joint of constant voltage track (15) has accuse to press slider (16), the through-hole has been seted up on detection track (4) and detection slider (8), two fixedly connected with connecting rod between detection slider (8).
2. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: a transportation port is arranged between the transportation pipeline (1) and the air pressure track (2).
3. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: the inside swing joint that detects slide rail (7) has the detection spring.
4. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: the air outlet slide block (10) is connected with the detection wheel (11) through a movable rod.
5. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: the detection wheel (11) is provided with a groove.
6. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: and a fixed rod is fixedly connected between the pressure control sliding block (16) and the connecting rod.
7. The device for detecting the water quantity in the pipeline by utilizing the water quantity to drive the air pressure to change is characterized in that: and a pressure supplementing slide block and a pressure supplementing spring are movably connected between the outer pressure pipe (13) and the constant pressure pipe (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911360441.1A CN110987096B (en) | 2019-12-25 | 2019-12-25 | Device for detecting water quantity of pipeline by utilizing water quantity to drive air pressure change |
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| CN201911360441.1A CN110987096B (en) | 2019-12-25 | 2019-12-25 | Device for detecting water quantity of pipeline by utilizing water quantity to drive air pressure change |
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| CN110987096B true CN110987096B (en) | 2021-02-09 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013179550A1 (en) * | 2012-05-31 | 2013-12-05 | 株式会社フジキン | Flow volume control device equipped with build-down system flow volume monitor |
| CN205015036U (en) * | 2015-05-26 | 2016-02-03 | 深圳麦开网络技术有限公司 | Liquid volume measuring device and container with low detectability |
| CN208952068U (en) * | 2018-09-17 | 2019-06-07 | 王逸雪 | Feed water system of boiler control device and the feed water system of boiler |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107856C (en) * | 1999-04-20 | 2003-05-07 | 项家从 | Method for continuous back-flushing cleaning in differntial pressure type flow measuring system |
| TWI251666B (en) * | 2004-12-06 | 2006-03-21 | Ind Tech Res Inst | Method for measuring average velocity pressure |
| JP2012002741A (en) * | 2010-06-18 | 2012-01-05 | Yamatake Corp | Physical quantity sensor |
| US7992453B1 (en) * | 2011-01-14 | 2011-08-09 | Cameron International Corporation | Erosion-resistant insert for flow measurement devices |
| WO2015019128A1 (en) * | 2013-08-09 | 2015-02-12 | Convertini Martino | Device for aiding the detection of low fluid low rates |
| CN206362390U (en) * | 2016-12-28 | 2017-07-28 | 苏州天大泰和自控仪表技术有限公司 | Fluid flow rate measurement apparatus and pipe-line |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013179550A1 (en) * | 2012-05-31 | 2013-12-05 | 株式会社フジキン | Flow volume control device equipped with build-down system flow volume monitor |
| CN205015036U (en) * | 2015-05-26 | 2016-02-03 | 深圳麦开网络技术有限公司 | Liquid volume measuring device and container with low detectability |
| CN208952068U (en) * | 2018-09-17 | 2019-06-07 | 王逸雪 | Feed water system of boiler control device and the feed water system of boiler |
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| CB03 | Change of inventor or designer information | ||
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Inventor after: Zhang Zhao Inventor after: Li Shaobo Inventor after: Feng Songwei Inventor before: Li Shaobo Inventor before: Feng Songwei |
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Effective date of registration: 20210119 Address after: 518000 Room 101, block a, colorful science and Technology Innovation Park, No.5, Guanle Road, Luhu community, Guanhu street, Longhua District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN WATER ENGINEERING TESTING Co.,Ltd. Address before: 325000 room 501-1, building a, No.15 Luohe Road, Nanjiao street, Lucheng District, Wenzhou City, Zhejiang Province Applicant before: Wenzhou Jihong Architectural Information Technology Co.,Ltd. |
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