CN116608911B - Rectangular flowmeter - Google Patents
Rectangular flowmeter Download PDFInfo
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- CN116608911B CN116608911B CN202310882180.XA CN202310882180A CN116608911B CN 116608911 B CN116608911 B CN 116608911B CN 202310882180 A CN202310882180 A CN 202310882180A CN 116608911 B CN116608911 B CN 116608911B
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- pipeline
- annular
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- 238000001514 detection method Methods 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 24
- 230000005484 gravity Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000007 visual effect Effects 0.000 claims description 10
- 230000002209 hydrophobic effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The invention belongs to the technical field of rectangular flow meters, and particularly relates to a rectangular flow meter which comprises a pipeline and a detection machine body, wherein an installation table is welded on the outer wall of the upper end of the pipeline, a gas detection mechanism is arranged on the outer wall of the installation table, a fixed block is connected with the outer wall of the upper end of the installation table through threads, an annular thread block is fixedly connected with the outer wall of the lower end of the fixed block, a groove matched with the annular thread block is formed in the outer wall of the installation table, and threads matched with the annular thread block are formed in the outer wall of the installation table. The invention can detect the tightness of the rectangular flowmeter in real time, can send out an alarm when gas and water vapor leak through the joint of the detection machine body and the pipeline, is convenient for a worker to maintain, can improve the accuracy of a detection structure, improves the detection effect of the rectangular flowmeter, can self-regulate the rotation rate of the impeller according to a detection object, and further improves the practicability of the rectangular flowmeter and the use effect of the rectangular flowmeter.
Description
Technical Field
The invention belongs to the technical field of rectangular flow meters, and particularly relates to a rectangular flow meter.
Background
The development of flow measurement can be traced to ancient hydraulic engineering and urban water supply systems, the ancient Roman Kaiser age has adopted the orifice plate to measure the drinking water volume of resident, the ancient Egypt of about 1000 years before the public element measures the flow of Nile by using the weir method, 17 th century Torricelli lays the theoretical foundation of differential pressure type flowmeter, this is the milestone of flow measurement, since that, the rudiments of many types of meters of 18, 19 th century flow measurement begin to form, such as pitot tube, venturi tube, volume, turbine and rectangular flowmeter, etc., the demand of the process industry, energy metering, urban utility on flow measurement is sharply increased, the rapid development of meters is promoted in the 20 th century, the leap development of microelectronic technology and computer technology greatly promotes the update of meters, and novel flowmeter emerges like the spring after the rain.
The conventional rectangular flow meter has the following disadvantages in detection:
when detecting gas and steam, the gas detection mechanism in the conventional rectangular flowmeter is usually arranged on the outer wall of the pipeline, and the through hole matched with the detection mechanism is formed in the outer wall of the pipeline, so that the rectangular flowmeter is poor in tightness, when detecting gas and steam, the gas and the steam can leak through the joint of the detection machine body and the pipeline, the detection result is inaccurate, and the detection effect is reduced.
When detecting liquid, the conventional rectangular flowmeter generally adopts an impeller to split the liquid, and the rotating speed of the impeller cannot be adjusted according to the quality of the liquid when the conventional rectangular flowmeter is used, so that the accuracy of a detection result is not good, and the practicability of the device is reduced.
To this end, we propose a rectangular flowmeter to solve the above problems.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide a rectangular flowmeter.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a rectangular flowmeter, includes pipeline and detection organism, the upper end outer wall welding of pipeline has the mount table, the outer wall of mount table is provided with gaseous detection mechanism, the upper end outer wall threaded connection of mount table has the fixed block, the lower extreme outer wall fixedly connected with annular thread block of fixed block, the outer wall of mount table seted up with annular thread block assorted through-hole, the outer wall of mount table set up with annular thread block assorted screw thread, the detection organism is installed to the outer wall of fixed block, the mounting hole with detection organism assorted is seted up jointly to the outer wall of fixed block, the upper end outer wall of fixed block is provided with alarm mechanism, the outer wall fixedly connected with two positions of pipeline correspond each other's hydrophobic piece, be provided with guiding mechanism between the outer wall of pipeline, the outer wall of pipeline is provided with self-control electricity mechanism.
In the rectangular flowmeter, the gas detection mechanism comprises a water storage tank formed by the outer wall of the mounting table, a sealing cap is connected to the outer wall plug bush at the upper end of the water storage tank, an annular block is fixedly connected to the outer wall of the fixing block, annular grooves are formed in the outer wall of the annular block and the outer wall of the water storage cavity, the positions of the annular block are located in the annular grooves, the positions of the annular grooves correspond to each other, a lighting lamp strip is mounted on the inner wall of the annular groove formed by the outer wall of the annular block, a waterproof transparent cover arranged outside the lighting lamp strip is fixedly connected with a plurality of photoresistors which are connected in series with each other in the annular groove formed by the outer wall of the water storage cavity, a waterproof transparent cover arranged outside the photoresistors is fixedly connected with the outer wall of the annular groove formed by the outer wall of the water storage cavity, the positions of the waterproof transparent cover correspond to each other, sealing gaskets are mounted between the mounting table and the outer wall of the fixing block, and the mounting table are provided with openings matched with the sealing gaskets.
In the rectangular flowmeter, the alarm mechanism comprises a control box fixedly connected with the outer wall of the upper end of the fixed block, the inner wall of the control box is provided with an electromagnetic switch, the electromagnetic switch is electrically connected with the photoresistor, the outer wall of the upper end of the control box is fixedly connected with an audible-visual alarm, the audible-visual alarm is electrically connected with the electromagnetic switch, and the electromagnetic switch is in a normally closed state.
In the rectangular flowmeter, the flow guiding mechanism comprises fixing rods fixedly connected with the inner wall of the pipeline and corresponding to the two positions, one installation block is fixedly connected between the outer walls of the fixing rods, the motor is installed on the outer wall of the installation block, the outer wall of the output end of the motor is rotationally connected with the outer wall of the installation block through a bearing, the outer wall fixedly connected with of the installation block is covered with a protective cover arranged outside the motor, the output end of the motor is fixedly connected with a rotating block, and the outer wall of the rotating block is fixedly connected with impellers corresponding to the positions.
In the rectangular flowmeter, the automatic control electric mechanism comprises two support blocks connected with the outer wall plug bush of the pipeline, jacks matched with the two support blocks are formed in the outer wall of the pipeline, the upper end outer walls of the support blocks are fixedly connected with the same gravity detection plate, the lower end outer walls of the support blocks are fixedly connected with supporting rods respectively, grooves are formed in the outer walls of the jacks, a resistor rod is arranged in each groove, one of the supporting rods is fixedly connected with a conductive block matched with the resistor rod, and the lower end of the resistor rod is the minimum resistance.
In the rectangular flowmeter, the water storage tank is fixedly connected to the outer wall of the upper end of the mounting table, the same water guide pipe is communicated between the water storage tank and the outer wall of the water storage tank, and the miniature circulating water pump is mounted on the outer wall of the water guide pipe.
In the rectangular flowmeter, the lower ends of the two supporting rods are respectively fixedly connected with the mounting plates, and the two mounting plates and the outer wall of the pipeline are fixedly connected with the reset springs sleeved outside the supporting rods.
In the rectangular flowmeter, the resistance rod and the conductive block are electrically connected with the motor.
Compared with the prior art, the rectangular flowmeter has the advantages that:
through the mutually supporting of pipeline, mount table, gas detection mechanism and the alarm mechanism that set up, can real-time detection rectangular flowmeter's leakproofness, can send the alarm when gaseous and vapor leak through the junction that detects organism and pipeline, the staff of being convenient for maintains, can improve the accuracy of testing result, has improved rectangular flowmeter's detection effect.
Through the mutually supporting of dead lever, motor, commentaries on classics piece, impeller and the protection casing that set up, can make rectangular flowmeter when using, drive the impeller through the motor and rotate, can be convenient for rectangular flowmeter detect high viscosity fluid and contain solid particle fluid, avoid rectangular flowmeter pipeline to take place to block up at the testing process, improved rectangular flowmeter's practicality.
Through the mutually supporting of gravity pick-up board, prop up piece, jack, branch, conducting block and resistance bar that set up, can change the size of motor access current according to the gravity of detecting body, can be according to the rotatory rate of detecting object self-interacting impeller, further improved rectangular flowmeter's practicality and rectangular flowmeter's result of use.
Drawings
FIG. 1 is a schematic view of a rectangular flowmeter according to the present invention;
FIG. 2 is a partial cross-sectional view of a rectangular flow meter according to the present invention;
FIG. 3 is a partial cross-sectional view of a rectangular flow meter according to the present invention;
FIG. 4 is a schematic enlarged view of the rectangular flowmeter of FIG. 2 illustrating the structure of the portion A according to the present invention;
FIG. 5 is a schematic enlarged view of the structure of the portion B of FIG. 2 of a rectangular flowmeter according to the present invention;
fig. 6 is a schematic enlarged view of the structure of the rectangular flowmeter of fig. 3 at the C part according to the present invention.
In the figure: 1 pipeline, 2 detection organism, 3 mount table, 4 gas detection mechanism, 41 water storage chamber, 42 annular block, 43 sealing pad, 44 ring channel, 45 light strip, 46 waterproof transparent cover, 47 photoresistor, 48 water storage tank, 49 aqueduct, 411 miniature circulating water pump, 5 alarm mechanism, 51 control box, 52 electromagnetic switch, 53 audible and visual alarm, 6 fixed block, 7 annular screw thread piece, 8 mounting hole, 9 self-control electric mechanism, 91 gravity detection plate, 92 pieces, 93 jack, 94 branch, 95 mounting plate, 96 reset spring, 97 recess, 98 conducting block, 99 resistance rod, 10 hydrophobic block, 11 diversion mechanism, 111 fixed rod, 112 mounting block, 113 protection casing, 114 motor, 115 turning block, 116 impeller.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
As shown in fig. 1-6, a rectangular flowmeter comprises a pipeline 1 and a detection machine body 2, wherein an installation table 3 is welded on the outer wall of the upper end of the pipeline 1, a gas detection mechanism 4 is arranged on the outer wall of the installation table 3, a fixed block 6 is connected with the outer wall of the upper end of the installation table 3 in a threaded manner, an annular threaded block 7 is fixedly connected with the outer wall of the lower end of the fixed block 6, a through hole matched with the annular threaded block 7 is formed in the outer wall of the installation table 3, threads matched with the annular threaded block 7 are formed in the outer wall of the installation table 3, the detection machine body 2 is mounted on the outer wall of the fixed block 6, a mounting hole 8 matched with the detection machine body 2 is formed in the outer wall of the installation table 3 and the outer wall of the pipeline 1 in a joint mode, an alarm mechanism 5 is arranged on the outer wall of the upper end of the fixed block 6, two hydrophobic blocks 10 corresponding to each other in positions are fixedly connected with the outer wall of the pipeline 1, a diversion mechanism 11 is arranged between the outer walls of the pipeline 1, an automatic control mechanism 9 is arranged on the outer wall of the pipeline 1, the installation table 3, the fixed block 6 and the annular threaded block 7 and the outer wall 7 are matched with threads.
The gas detection mechanism 4 comprises a water storage tank 48 formed by the outer wall of the mounting table 3, a sealing cap is connected to an outer wall plug bush at the upper end of the water storage tank 48, an annular block 42 is fixedly connected to the outer wall of the fixing block 6, annular grooves 44 are formed in the outer walls of the annular block 42 and the water storage cavity 41, the positions of the annular block 42 are located in the annular grooves 44, the positions of the two annular grooves 44 correspond to each other, a lighting lamp strip 45 is mounted on the inner wall of the annular groove 44 formed by the outer wall of the annular block 42, a waterproof transparent cover 46 is fixedly connected to the outer wall of the annular groove 44 formed by the outer wall of the annular block 42 and covers the lighting lamp strip 45, a plurality of photoresistors 47 which are mutually connected in series are fixedly connected to the inner wall of the annular groove 44 formed by the outer wall of the water storage cavity 41, the positions of the two waterproof transparent covers 46 correspond to each other, a sealing gasket 43 is mounted between the outer wall of the mounting table 3 and the outer wall of the fixing block 6, and an opening matched with the sealing gasket 43 is formed in the outer wall of the mounting table 3.
The alarm mechanism 5 comprises a control box 51 fixedly connected with the outer wall of the upper end of the fixed block 6, an electromagnetic switch 52 is arranged on the inner wall of the control box 51, the electromagnetic switch 52 is electrically connected with a photoresistor 47, an audible and visual alarm 53 is fixedly connected with the outer wall of the upper end of the control box 51, the audible and visual alarm 53 is electrically connected with the electromagnetic switch 52, the electromagnetic switch 52 is in a normally closed state, and the photoresistor 47 has smaller resistance value in the initial state, so that the connection loop resistance between the electromagnetic switch 52 connected with a plurality of photoresistors 47 in series and an external power supply is smaller at the moment, the current introduced into the electromagnetic switch 52 is larger, and then the movable contact of the electromagnetic switch 52 is adsorbed, thereby break the link between audible and visual annunciator 53 and the external power source, photoresistor 47 weakens when the illumination intensity that receives weakens, its self resistance increases, make the electric current that electromagnetic switch 52 inserts diminish, the inside magnetic force of electromagnetic switch 52 diminishes this moment, unable sufficient magnetic attraction that produces adsorbs self contact, and under electromagnetic switch 52 self elastic element's effort, its self moving contact resilience resets, the link between audible and visual annunciator 53 and the external power source again this moment, thereby can make audible and visual annunciator 53 continuously carry out the warning work, can in time inform the staff to maintain, the accuracy of testing result and the testing result of rectangular flowmeter have been improved.
The guiding mechanism 11 comprises two fixing rods 111 which are fixedly connected with the inner wall of the pipeline 1 and correspond to each other in positions, one installation block 112 is fixedly connected between the outer walls of the two fixing rods 111, a motor 114 is installed on the outer wall of the installation block 112, the outer wall of the output end of the motor 114 is rotationally connected with the outer wall of the installation block 112 through a bearing, the outer wall of the installation block 112 is fixedly connected with a protective cover 113 which is covered outside the motor 114, the output end of the motor 114 is fixedly connected with a rotating block 115, the outer wall of the rotating block 115 is fixedly connected with impellers 116 which correspond to each other in a plurality of positions, the rectangular flowmeter can conveniently detect high-viscosity fluid and solid particle fluid, the pipeline 1 is prevented from being blocked in the detection process, and the practicability of the rectangular flowmeter is improved.
The automatic control electricity mechanism 9 comprises two supporting blocks 92 connected with the outer wall plug bush of the pipeline 1, jacks 93 matched with the two supporting blocks 92 are formed in the outer wall of the pipeline 1, the same gravity detection plate 91 is fixedly connected to the outer walls of the upper ends of the two supporting blocks 92, supporting rods 94 are fixedly connected to the outer walls of the lower ends of the two supporting blocks 92 respectively, grooves 97 are formed in the outer walls of the jacks 93, resistance rods 99 are mounted in the grooves 97, one of the outer walls of the supporting rods 94 is fixedly connected with conducting blocks 98 matched with the resistance rods 99, the lower end of the resistance rods 99 is the minimum resistance, the size of the electric current connected to the motor 114 can be changed according to the gravity of detected substances through the arranged gravity detection plate 91, the rotation speed of the impeller 116 can be changed according to the rotation speed of the detected substances automatically adjusting motor 114, and the practicability of the rectangular flowmeter and the use effect of the rectangular flowmeter are further improved.
The upper end outer wall fixedly connected with storage water tank 48 of mount table 3, the intercommunication has aqueduct 49 between storage water tank 48 and the outer wall of storage water tank 48, and miniature circulating water pump 411 is installed to the outer wall of aqueduct 49, can be convenient for detect rectangular flowmeter's leakproofness.
The lower extreme of two branch 94 is all fixedly connected with mounting panel 95, all fixedly connected with cover establishes the reset spring 96 outside branch 94 between the outer wall of two mounting panel 95 and pipeline 1, has improved rectangular flowmeter's convenience.
The resistance rod 99 and the conductive block 98 are electrically connected with the motor 114, so that the power of the motor 114 can be conveniently controlled, and the resistance rod 99, the conductive block 98 and the motor 114 form a closed circuit.
The principle of operation of the present invention will now be described as follows: when the device is detecting gas or water vapor: the micro circulating water pump 411 is started, the micro circulating water pump 411 injects water in the water storage tank 48 into the water storage cavity 41 through the water guide pipe 49, the water storage cavity 41 is filled, the rectangular flowmeter is installed at a required detection position, the gas detection mechanism 4 is installed on the rotary fixing block 6, the annular threaded block 7 fixedly connected with the outer wall of the fixing block 6 is connected with threads formed on the outer wall of the mounting table 3, the gas detection mechanism 4 is started, the illuminating lamp strip 45 and the photoresistor 47 are started, after the photoresistor 47 is electrified to work, because in an initial state, the resistance of the photoresistor 47 is smaller, the resistance of a connecting loop of the electromagnetic switch 52 connected with a plurality of photoresistors 47 in series is smaller at the moment, so that the current introduced into the electromagnetic switch 52 is larger, and further the movable contact of the electromagnetic switch 52 is adsorbed, when the rectangular flowmeter detects gas, the gas overflows from the gap between the mounting table 3 and the fixed block 6, the gas can form bubbles in the water storage cavity 41 through water liquid, at the moment, the light rays emitted by the illuminating lamp strips 45 are refracted by the bubbles in the water storage cavity 41, the light rays irradiated outside the photoresistors 47 can be weakened, at the moment, the resistance of the photoresistors 47 can be increased, the photoresistors 47, the electric resistance of the electromagnetic switch 52 and the external power supply connecting loop can be increased, at the moment, the current flowing into the electromagnetic switch 52 can be reduced, the electromagnetic switch 52 is in a normally closed state, the magnetic force in the electromagnetic switch 52 is reduced, enough magnetic attraction can not be generated to adsorb contacts of the electromagnetic switch 52, and the moving contacts of the electromagnetic switch 52 rebound and reset under the action force of the elastic element of the electromagnetic switch 52, the connection loop between the audible and visual alarm 53 and the external power supply is communicated again, so that the audible and visual alarm 53 can continuously alarm, the tightness of the rectangular flow machine can be detected in real time, an alarm can be given when gas or water vapor leaks out through the connection part of the detection machine body 2 and the pipeline 1, the maintenance of workers is facilitated, the accuracy of the detection result is improved, and the detection effect of the rectangular flow meter is improved.
When the rectangular flowmeter detects high-viscosity fluid and fluid containing solid particles, the speed of the motor 114 can be regulated according to the mass of the fluid, when the high-viscosity fluid or the solid particle fluid is detected, the gravity detection plate 91 is in an initial state, under the action of the additional spring force sleeved on the outer wall of the supporting rod 94, the gravity detection plate 91 is at the uppermost position, the outer wall of the supporting block 92 is fixedly connected with the conductive block 98 to be contacted with the uppermost end of the resistance rod 99, the resistance is maximum, the access current of the motor 114 is smaller, the motor 114 is insufficient to work, when the detected fluid passes through the pipeline 1, the gravity detection plate 91 drives the supporting block 92 fixedly connected with the outer wall of the gravity detection plate 91 to downwards displace in the insertion hole 93 formed in the outer wall of the pipeline 1 under the action of the detection fluid, at the moment, the conductive block 98 fixedly connected with the outer wall of one of the supporting block 92 is contacted with the resistance rod 99 at the outer wall of the resistance rod 99, the resistance of the resistance rod 99 is reduced, the current in the closed circuit of the conductive block 98, the resistance rod 99 and the motor 114 is increased, the motor 114 works, the size of the current connected to the motor 114 can be changed according to the gravity of the detected fluid, so that the power of the motor 114 is controlled, the rectangular flowmeter can automatically regulate the rotation rate of the impeller 116 according to the weight of the detected fluid during detection, the practicability of the rectangular flowmeter and the use effect of the rectangular flowmeter are further improved, the rotating block 115 fixedly connected with the output end of the motor 114 is driven to rotate by controlling the motor 114, the rotating block 115 drives the impeller 116 fixedly connected with the outer wall of the rotating block 115 to rotate, the rectangular flowmeter can conveniently detect high-viscosity fluid and fluid containing solid particles, the pipeline 1 is prevented from being blocked in the detection process, the practicality of the rectangular flowmeter is improved.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The rectangular flowmeter comprises a pipeline (1) and a detection machine body (2), and is characterized in that an installing table (3) is welded on the outer wall of the upper end of the pipeline (1), a gas detection mechanism (4) is arranged on the outer wall of the installing table (3), the gas detection mechanism (4) comprises a water storage tank (48) arranged on the outer wall of the installing table (3), a sealing cap is connected with an upper end outer wall plug bush of the water storage tank (48), an annular block (42) is fixedly connected with the outer wall of the fixed block (6), annular grooves (44) are formed in the outer walls of the annular block (42) and a water storage cavity (41), the positions of the annular block (42) are located in the annular grooves (44), the positions of the two annular grooves (44) correspond to each other, a lighting lamp strip (45) is arranged on the inner wall of the annular groove (44) formed in the outer wall of the annular block (42), a transparent cover (46) is fixedly connected with the outer wall of the annular groove (44) formed in the outer wall of the annular block (42), a plurality of annular grooves (47) are fixedly connected with a plurality of transparent photosensitive covers (47) which are connected in series, a plurality of photosensitive covers (47) are fixedly connected with each other, and a plurality of photosensitive covers (47) are fixedly connected with each other, the positions of the two waterproof transparent covers (46) correspond to each other, the positions of the illuminating lamp strips (45) and the plurality of photoresistors (47) correspond to each other, a sealing gasket (43) is installed between the outer walls of the mounting table (3) and the fixing block (6), an opening matched with the sealing gasket (43) is formed in the outer wall of the mounting table (3), the fixing block (6) is connected with the outer wall of the upper end of the mounting table (3) through threads, an annular threaded block (7) is fixedly connected with the outer wall of the fixing block (6), a through hole matched with the annular threaded block (7) is formed in the outer wall of the mounting table (3), threads matched with the annular threaded block (7) are formed in the outer wall of the mounting table (3), a detection machine body (2) is installed on the outer wall of the fixing block (6), a through hole matched with the detection machine body (2) is formed in the outer wall of the fixing block (6), an installation hole (8) matched with the detection machine body (2) is formed in the outer wall of the mounting table (3) and the outer wall of the pipeline (1), an alarm mechanism (52) is arranged on the outer wall of the mounting block (6), an alarm mechanism (5) is arranged on the outer wall of the fixing box (5), the electromagnetic switch (52) is electrically connected with the photoresistor (47), the upper end outer wall of the control box (51) is fixedly connected with the audible and visual alarm (53), the audible and visual alarm (53) is electrically connected with the electromagnetic switch (52), the electromagnetic switch (52) is in a normally closed state, the outer wall of the pipeline (1) is fixedly connected with two hydrophobic blocks (10) which are mutually corresponding in position, a diversion mechanism (11) is arranged between the outer walls of the pipeline (1), the diversion mechanism (11) comprises a fixed rod (111) which is fixedly connected with the two mutually corresponding in position at the inner wall of the pipeline (1), the same installation block (112) is fixedly connected between the outer walls of the two fixed rods (111), a motor (114) is installed at the outer wall of the installation block (112), the outer wall of the output end of the motor (114) is rotatably connected with the outer wall of the installation block (112) through a bearing, a shield (113) which is covered outside the motor (114), the output end of the motor (1) is fixedly connected with the impeller (115), the outer walls of the motor (114) are correspondingly connected with the impeller (116), the automatic control electric mechanism (9) comprises two supporting blocks (92) connected with an outer wall plug bush of a pipeline (1), jacks (93) matched with the two supporting blocks (92) are formed in the outer wall of the pipeline (1), the two supporting blocks (92) are fixedly connected with the same gravity detection plate (91) on the outer wall of the upper end, the two supporting blocks (92) are fixedly connected with supporting rods (94) respectively on the outer wall of the lower end, grooves (97) are formed in the outer wall of each jack (93), resistance rods (99) are arranged in the grooves (97), one of the resistance rods is fixedly connected with conductive blocks (98) matched with the resistance rods (99), and the lower end of each resistance rod (99) is the minimum resistance value.
2. The rectangular flowmeter according to claim 1, wherein a water storage tank (48) is fixedly connected to the outer wall of the upper end of the mounting table (3), the water storage tank (48) and the water storage tank (48) are communicated with one water guide pipe (49), and a micro circulating water pump (411) is mounted on the outer wall of the water guide pipe (49).
3. The rectangular flowmeter of claim 1, wherein the lower ends of the two struts (94) are respectively fixedly connected with a mounting plate (95), and a return spring (96) sleeved outside the struts (94) is fixedly connected between the two mounting plates (95) and the outer wall of the pipeline (1).
4. The rectangular flowmeter of claim 1, wherein said resistor rod (99) and said conductive block (98) are electrically connected to a motor (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882180.XA CN116608911B (en) | 2023-07-18 | 2023-07-18 | Rectangular flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310882180.XA CN116608911B (en) | 2023-07-18 | 2023-07-18 | Rectangular flowmeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116608911A CN116608911A (en) | 2023-08-18 |
| CN116608911B true CN116608911B (en) | 2023-11-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11325985A (en) * | 1998-05-07 | 1999-11-26 | Mitsubishi Heavy Ind Ltd | Turbine flowmeter |
| JP3610520B1 (en) * | 2004-03-29 | 2005-01-12 | テクノエクセル株式会社 | Flow control type water supply valve device |
| CN208672057U (en) * | 2018-10-15 | 2019-03-29 | 商丘师范学院 | A kind of mounting structure of ultrasonic flowmeter |
| CN116105819A (en) * | 2022-12-30 | 2023-05-12 | 西安相远科技有限公司 | Flowmeter with alarm function and use method thereof |
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2023
- 2023-07-18 CN CN202310882180.XA patent/CN116608911B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11325985A (en) * | 1998-05-07 | 1999-11-26 | Mitsubishi Heavy Ind Ltd | Turbine flowmeter |
| JP3610520B1 (en) * | 2004-03-29 | 2005-01-12 | テクノエクセル株式会社 | Flow control type water supply valve device |
| CN208672057U (en) * | 2018-10-15 | 2019-03-29 | 商丘师范学院 | A kind of mounting structure of ultrasonic flowmeter |
| CN116105819A (en) * | 2022-12-30 | 2023-05-12 | 西安相远科技有限公司 | Flowmeter with alarm function and use method thereof |
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| CN116608911A (en) | 2023-08-18 |
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