Disclosure of Invention
The present utility model provides a water flow detection device to solve the problems set forth in the background art.
The utility model is realized by the following technical scheme:
a water flow detection device comprises a bypass pipeline, a connecting seat and a detection rod;
the bypass pipeline is connected with the main conveying pipeline in parallel, a switching device is arranged and used for controlling water flow to be conveyed from the bypass pipeline or the main conveying pipeline, a connecting port is arranged on the bypass pipeline, the connecting seat is detachably and hermetically arranged on the connecting port, the measuring end of the detecting rod is provided with an impurity measuring device and a flow measuring device, the measuring end of the detecting rod penetrates through the connecting seat and stretches into the bypass pipeline, the tail end of the detecting rod is connected with the connecting seat in a sliding sealing mode, and the impurity measuring device and the flow measuring device are connected with the display end.
Preferably, the flow measuring device is arranged at the end part of the detecting rod, and the impurity measuring device is embedded in the middle part of the detecting rod in a sealing way.
Preferably, a useful transmission line pipe is arranged at the center of the detection rod, and high-frequency data transmission lines of the impurity measuring device and the flow measuring device pass through the transmission line pipe and are connected with an external display end.
Preferably, the impurity measuring device is a turbidity sensor or a suspended matter sensor.
Preferably, the flow measuring device is a water flow meter.
Preferably, the connecting seat comprises an upper connecting seat and a lower connecting seat;
the lower connecting seat is in threaded sealing connection with the connecting port, a channel is arranged in the center of the lower connecting seat, one end of the upper connecting seat is in threaded sealing connection with the channel of the lower connecting seat, and the measuring end of the detecting rod sequentially penetrates through the upper connecting seat and the lower connecting seat to extend into the bypass pipeline.
Preferably, the tail end of the detection rod is provided with a screw rod section, and the detection rod is in sealing connection with the upper connecting seat through threads.
Preferably, a sealing gasket is arranged between the upper connecting seat and the lower connecting seat, and the upper connecting seat is connected with the lower connecting seat through a plurality of bolts.
Preferably, the switching device comprises a first control valve arranged on the main conveying pipeline, and a second control valve and a third control valve arranged on the bypass pipeline;
the first control valve is arranged on the main conveying pipeline and is positioned between the outlet and the inlet of the bypass pipeline; the second control valve and the third control valve are respectively positioned at two sides of the connecting port.
Preferably, the tail end of the detecting rod is provided with a hand grip.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the water flow detection device, the bypass pipeline which is connected in parallel with the main conveying pipeline is arranged at the detection position of the main conveying pipeline, the switching device is arranged on the pipeline, the flow direction of water flow is controlled through the switching device, the water flow is conveyed through the bypass pipeline during measurement, the water flow is conveyed through the main conveying pipeline in a normal state, the impurity measurement device and the flow measurement device are arranged on the detection rod, the detection rod extends into the bypass pipeline and is in sealing connection with the connection port, the detection of water quality and flow velocity can be completed in a sealing state, and the water flow is guided into the main conveying pipeline through the switching device after the detection is completed.
Further, the whole multi-layer connecting seat screw connection that divide into of connecting seat sets up, and maintainer can very convenient install on the pipeline, and long-time use screw thread inevitably rusts, and detection device can not be taken off when multi-layer screw connection also can avoid rusting, and when the screw thread of a certain layer connecting seat rust dies, can take off detection device through other connecting seats.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
A water flow detection device comprises a bypass pipeline, a connecting seat and a detection rod;
the bypass pipeline 1 is connected with the main conveying pipeline 10 in parallel, a connecting port 11 is arranged on the bypass pipeline 1, the connecting seat is detachably and hermetically arranged on the connecting port, the measuring end of the detecting rod is provided with an impurity measuring device and a flow measuring device, the measuring end of the detecting rod penetrates through the connecting seat and stretches into the bypass pipeline 1, the tail end of the detecting rod is connected with the connecting seat in a sliding sealing manner, and the impurity measuring device and the flow measuring device are connected with the display end.
According to the water flow detection device, the bypass pipeline which is connected in parallel with the main conveying pipeline is arranged at the detection position of the main conveying pipeline, the bypass pipeline is used as a special detection pipeline, the main conveying pipeline and the bypass pipeline are alternately conducted, water flow continues to be conveyed through the main conveying pipeline in a normal water conveying state, when detection is needed, the water flow is switched to the bypass pipeline for conveying, meanwhile, the detachable measuring device is arranged on the bypass pipeline, the measuring device stretches into the bypass pipeline, water quality and flow rate and flow quantity are detected, and the device can realize rapid detection of the water quality and flow quantity of the water flow in the water conveying state.
Example 1
Referring to fig. 1-4, a rivers detection device, including bypass pipeline 1, connector 11 has been seted up to the body optional position of bypass pipeline 1, perhaps can carry out the seting up of connector according to the in-service use condition to the body, and the connector has the spiro union hole, there is detection pipe 2 the connector of bypass pipeline 1 through threaded connection, detection pipe 2 is including the detection stick 6 that connects gradually, go up connecting seat 4 and lower connecting seat 5, and the bottom between 6, go up connecting seat 4 and lower connecting seat 5 all is provided with the screw thread of consecutive looks adaptation, lower connecting seat 5 has offered the screw hole on being close to the annular face of last connecting seat 4, and go up connecting seat 4 and lower connecting seat 5 between the annular terminal surface through connection have fixing bolt, go up connecting seat 4 and lower connecting seat 5 and constitute a flange connection base that has the leakproofness, lower connecting seat 5 passes through threaded connection in bypass pipeline 1's body connector, lower connecting seat 5 runs through and has seted up the internal thread hole, and go up the internal thread hole that connecting seat 4 passes through threaded connection in lower connecting seat 5, and the internal thread hole that detects pipe 2 through the bottom is connected in last connecting seat 4, can not dismantle the problem with the multiple screw thread hole through the time of detecting seat that can not stretch down in proper order, can be adjusted the screw thread depth when the pipe connection is more than can be adjusted.
The detection rod 6 is arranged on one side of the detection tube 2 close to the bypass pipeline, the detection rod 6 penetrates through the upper connecting seat 4 and the lower connecting seat 5 to extend into the inner cavity of the bypass pipeline 1, but only extends to a part of the radius of the inner cavity, the bottom of the detection rod 6 is respectively provided with the turbidity sensor 7 and the water flow meter 8, the water flow meter 8 is positioned at the bottommost end of the detection rod 6 and is used for detecting the flow of water flow in the tube, the detection rod 6 is made of engineering plastic materials and is more firm and corrosion-resistant, and a high-frequency data transmission line is inserted in the detection rod 6 and is respectively electrically connected with the turbidity sensor 7 and the water flow meter 8;
the detecting tube 2 is connected with the display 3 through a data line, the display 3 is respectively and electrically connected with the turbidity sensor 7 and the water flow meter 8, and the turbidity sensor 7 and the water flow meter 8 convert collected data into digital visual display through electric signals.
The right end of the detection tube 2 is a handle 9 made of engineering plastic, a data integration main board of the flowmeter can be placed in the handle 9 and is electrically connected with the display 3, and the handle 9 made of engineering plastic can prevent electric leakage and static electricity from damaging users.
The detecting rod 6 extends into the inner cavity of the bypass pipeline 1, but only extends to the radius length of the inner cavity at most, the excessive extension can influence the water flow speed in the pipeline, and the detecting rod 6 with proper length can be replaced as required;
the turbidity sensor 7 transmits light in an amount depending on the degree of turbidity of the water when the light passes through the water, and transmits light less as the water becomes more stained. The light receiving end converts the transmitted light intensity into corresponding current, the transmitted light is more, the current is more, and the transmitted light is less, and the current is less. The pollution degree of water can be calculated by measuring the current of the receiving end, and the impurity content can be analyzed according to the collected data. Turbidity sensors are used in areas with better water quality, and suspended matter sensors can be used in areas with more turbid water quality.
The water flow meter 8 is a water inlet type liquid flow meter, can monitor data such as water flow speed and flow rate in unit time in real time, and performs observation analysis after returning, and the joint of the water flow meter and the detection rod 6 is waterproof and sealed.
The working principle of the water flow detection device provided by the utility model is explained below.
The bypass pipeline 1 is connected with the main conveying pipeline in parallel, two control valves 12 are arranged on the bypass pipeline 1, the switching port is positioned between the two control valves, the two control valves on the bypass pipeline 1 are closed before measurement, the lower connecting seat 5 is connected onto the switching port of the pipeline 1 through threads, then the upper connecting seat 4 is connected onto the lower connecting seat 5 through threads, the bolts of the annular surface are locked and fixed, a detachable flange base is formed, and then the detection pipe 2 is inserted into the pipe body and is connected with the upper connecting seat 4 through threads in a sealing manner.
Opening two control valves on the bypass pipeline 1, closing the valve on the main conveying pipeline simultaneously, enabling water flow to pass through the bypass pipeline 1, switching on a power supply of the display 3 to start the turbidity sensor 7 and the water flow meter 8, collecting water flow speed and water flow in unit time by the water flow meter 8 when the water flow passes through the detection rod 6, measuring turbidity of water by the turbidity sensor 7, then transmitting collected data of the two flow meters back to the display 3, analyzing actual water flow conditions and impurity content in the pipeline 1 according to the collected data of the two flow meters, opening the valve on the main conveying pipeline after measurement is completed, closing the two control valves on the bypass pipeline 1, and then disassembling the detection device, so that detection of water quality and flow rate can be completed under the state that water flow is kept smooth.
The water flow detection device provided by the utility model has the advantages that the bypass pipeline and the corresponding valve are added at the preset detection position of the main conveying pipeline, the main conveying pipeline and the bypass pipeline alternately circulate, the measuring device is arranged on the bypass pipeline, and the water flow detection device can detect the water flow when the water flow passes through the bypass pipeline, so that the water quality detection can be realized under the condition that the water supply is not stopped.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.