CN206177382U

CN206177382U - Pipeline section formula ultrasonic water meter

Info

Publication number: CN206177382U
Application number: CN201621148426.2U
Authority: CN
Inventors: 沈伦勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-24
Filing date: 2016-10-24
Publication date: 2017-05-17
Anticipated expiration: 2026-10-24

Abstract

The utility model discloses an instrument instrument technical field's a pipeline section formula ultrasonic water meter, a pipeline section formula ultrasonic water meter, including two sets of flange that bilateral symmetry set up, right side flange's outer wall is opened has the water inlet, two sets of be equipped with water pipe between the flange, have two sets of right transducer mounting holes on water pipe's the right side outer wall, this kind of pipeline section formula ultrasonic water meter, it is low to synthesize use cost, does not have mechanical rotating impeller, does not produce mechanical wear, and later stage use, maintenance cost are hanged down, and life is good at the mechanical type water gauge far away, adopt line pipe, hide two transducer wires at the table internal, solved market on two transducer wires of like product expose, in user's use, can not damage because of the circuit that a variety of causes leads to, cause the problem that unnecessary lost for water supply company and user.

Description

A kind of pipeline section type ultrasonic water meter

Technical field

This utility model is related to instrument technical field, specially a kind of pipeline section type ultrasonic water meter.

Background technology

To save heating cost and reducing energy consumption, in the winter heating system pipe network of Northern Part of China, current generally have water Matter is low and the characteristics of high-temperature excursion.Measure for hot water flow in heating pipe network, using the vane type stream of prior art It is relatively low and containing the factor such as impurity that gauge is typically due to water quality, easily causes pipe network blocking.Additionally due to water temperature excursion compared with Greatly, temperature is not easy to eliminate to the impact that flow measurement brings, and the crushing of vane-wheel type flowmeter itself is larger in addition, is unfavorable for section Can consumption reduction.For this purpose, the ultrasonic water meter based on ultrasonic flow rate measuring principle is just becoming hot water flow measurement in heating system pipe network Development trend, ultrasonic water meter due to little with crushing, not by measurement water quality impact, high precision the advantages of, becoming confession Hot pipe network is by installed in the super of pipeline upstream and downstream both sides with focus new in hot water stream scale research and development field, its ultimate principle Sound wave transceiver to fluids within pipes launch ultrasound wave, due to the modulating action of fluid can calculate ultrasound wave downstream propagation and Adverse current propagate time difference, obtain the flow rate information in pipeline and and then calculate flow, in prior art, ultrasonic water meter lead to Frequently with W type propagation paths, in aforesaid way, the central axis of propagation path of the ultrasound wave in flowpath conduit and flowpath conduit Between exist less than 90 degree of angle, in use, in fluid, tiny granule, dust, dust etc. stick to stream The position of reflectance ultrasound ripple on duct wall, can more make the reflection path of ultrasound wave change, small part even major part Ultrasound wave can not reflex to the range of receiving of receptor and can not be received, and so as to have impact on certainty of measurement, reduce measurement Accuracy, and when using W type propagation paths, as ultrasound wave will also have through the reflection more than once in flowpath conduit The ultrasound wave of major part can not be received beyond the range of receiving of receptor after reflection, also have impact on certainty of measurement, The accuracy of measurement is reduced, in a word, the certainty of measurement of above-mentioned ultrasonic water meter is relatively low.

Utility model content

The purpose of this utility model is to provide a kind of pipeline section type ultrasonic water meter, to solve to propose in above-mentioned background technology General ultrasonic water meter reflected signal receive poor, the low problem of certainty of measurement.

For achieving the above object, this utility model provides following technical scheme：A kind of pipeline section type ultrasonic water meter, including a left side Right symmetrically arranged two groups of adpting flanges, the outer wall of the right side adpting flange are provided with water inlet, adpting flange described in two groups it Between be provided with water flow pipes, two groups of right transducer installing holes, the left side of the water flow pipes are had in the outer right wall of the water flow pipes Two groups of left transducer installing holes are had on outer wall, between the right transducer installing hole and left transducer installing hole, is provided with multiplex Gauge outfit connecting seat, has been bolted multiplex gauge outfit, the right transducer installing hole at the top of the multiplex gauge outfit connecting seat Inner chamber be provided with right transducer, the inner chamber of the left transducer installing hole is provided with left transducer, the right transducer and left transducing Device is electrically bi-directionally connected transmitting-receiving change-over circuit, and the transmitting-receiving change-over circuit is electrically input into connection radiating circuit, and the transmitting-receiving turns Change circuit and electrically export connection receiving circuit, the radiating circuit is electrically input into connection timing controller, the receiving circuit electricity Property output connection timing controller, the timing controller is electrically input into connection central processing unit, and the timing controller is electrical Output connection time chronometer, the time chronometer are electrically input into connection pulse generator, and the time chronometer is electrically defeated Go out and connect central processing unit, the central processing unit is electrically input into connect coding module, the coding module is electrically input into connection Key scan module, the key scan module are electrically input into connection keyboard input module, and the central processing unit is electrical respectively Output connection liquid crystal display systems and data-storage system.

Preferably, the liquid crystal display systems includes display output module, and the display output module is electrically exported respectively Electrically output connects liquid crystal display for connection row drive module and row drive module, the row drive module and row drive module Screen.

Preferably, the data-storage system includes signal receiving module, and the signal receiving module electrically exports connection Signal-regulated kinase, the Signal-regulated kinase electrically export connection A/D modular converters, and the A/D modular converters are electrically exported Connection logic control element, the logic control element electrically export connection FLASH memory.

Preferably, the inner chamber of the adpting flange and water flow pipes is covered with ceramic coating.

Compared with prior art, the beneficial effects of the utility model are：This kind of pipeline section type ultrasonic water meter, it is comprehensive to use into This low, mechanical wheel rotation, does not produce mechanical wear, and later stage use, maintenance cost are low, and service life is considerably longer than mechanical type Water meter；Metering good reliability, through the fine impurities of ultrasonic water meter front end filter, will not to ultrasonic water meter accurate measurement Impact；Metering dispute is few, when ultrasonic water meter is used, does not block, does not wear and tear, and metering is accurate, works beneficial to water measurement Be smoothed out；Using cable tubing, two transducer wires are hidden in table body, solve like product two on market Transducer wire exposes, and during user's use, because caused by a variety of causes, circuit is damaged, makes to Running-water Company and user Into the problem of unnecessary loss, and flow rates are big, are 0-500M/S, and caliber is wide, is DN50-DN200MM, bears pressure By force, pressure limit is born for 0-1.6MPA, instrument precision can reach 1%FS, power from charged pool, and operating temperature is reached as high as 120 degrees Celsius, bearing temperature is high, and degree of protection is up to IP65, and explosive-proof grade is EXDIIBT4.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is this utility model overlooking the structure diagram；

Fig. 3 is this utility model cross section structure diagram；

Fig. 4 is this utility model system block diagram；

Fig. 5 is this utility model liquid crystal display systems block diagram；

Fig. 6 is this utility model data-storage system block diagram.

In figure：1 adpting flange, 2 water inlets, 3 water flow pipes, 4 right transducer installing holes, 5 left transducer installing holes, 6 Multiplex gauge outfit connecting seat, 7 multiplex gauge outfits, 8 left transducers, 9 right transducers, 10 transmitting-receiving change-over circuits, 11 radiating circuits, 12 receiving circuits, 13 timing controllers, 14 central processing units, 15 time chronometer, 16 pulse generators, 17 coding moulds Block, 18 key scan modules, 19 keyboard input modules, 20 liquid crystal display systems, 201 display output modules, 202 rows drive Dynamic model block, 203 row drive modules, 204 LCDs, 21 data-storage systems, 211 signal receiving modules, 212 letters Number conditioning module, 213 A/D modular converters, 214 logic control elements, 215 FLASH memories.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-6 are referred to, this utility model provides a kind of technical scheme：A kind of pipeline section type ultrasonic water meter, including left and right Symmetrically arranged two groups of adpting flanges 1, the outer wall of the right side adpting flange 1 are provided with water inlet 2, adpting flange 1 described in two groups Between be provided with water flow pipes 3, two groups of right transducer installing holes 4, the water flow pipes 3 are had in the outer right wall of the water flow pipes 3 Left side outer wall on have two groups of left transducer installing holes 5, the right transducer installing hole 4 and left transducer installing hole 5 it Between be provided with multiplex gauge outfit connecting seat 6, the top of the multiplex gauge outfit connecting seat 6 has been bolted multiplex gauge outfit 7, the right side The inner chamber of transducer installing hole 4 is provided with right transducer 9, and the inner chamber of the left transducer installing hole 5 is provided with left transducer 8, described Right transducer 9 is electrically bi-directionally connected transmitting-receiving change-over circuit 10 with left transducer 8, and electrically input connects the transmitting-receiving change-over circuit 10 Sending and receiving transmit-receive radio road 11, electrically output connects receiving circuit 12 to the transmitting-receiving change-over circuit 10, and the radiating circuit 11 is electrically input into Connection timing controller 13, electrically output connects timing controller 13 to the receiving circuit 12, and the timing controller 13 is electrical Input connection central processing unit 14, electrically output connects time chronometer 15, the time chronometer to the timing controller 13 15 are electrically input into connection pulse generator 16, and the time chronometer 15 electrically exports connection central processing unit 14, the central authorities Processor 14 is electrically input into connect coding module 17, and electrically input connects key scan module 18 to the coding module 17, described Electrically input connects keyboard input module 19, the electrical output connection liquid crystal of the difference of the central processing unit 14 to key scan module 18 Display system 20 and data-storage system 21.

Wherein, the liquid crystal display systems 20 includes display output module 201, and the display output module 201 is electric respectively Property output connection row drive module 202 and row drive module 203, the row drive module 202 and row drive module 203 it is electrical Output connection LCDs 204, row drive module 202 and row drive sub-module 203 signal can be translated into image, liquid crystal Image can be shown display screen 204 data-storage system 21 includes signal receiving module 211, and the signal connects Receive the electrically output connection Signal-regulated kinase 212 of module 211, Signal-regulated kinase 212 can anti-stop signal interference, strengthen letter The stability of number transmission, the electrical output connection A/D modular converters 213 of the Signal-regulated kinase 212, A/D modular converters 213 will Analogue signal is converted into digital signal transmission, and electrically output connects logic control element 214 to the A/D modular converters 213, described Logic control element 214 electrically exports the inner chamber of connection FLASH memory 215, the adpting flange 1 and water flow pipes 3 and is covered with Ceramic coating, ceramic coating can ensure that the hardness and toughness of the existing metal of ultrasonic water meter, have ceramic product using again Any noxious substance is not produced in journey, high temperature resistant is wear-resistant, corrosion-resistant, fluid is by the smooth characteristic of property.

Operation principle：Turn on the power, input signal is passed to key scan module 18 by keyboard input module 19, and button is swept The signal identification of 18 pairs of inputs of module is retouched, by signal transmission to coding module 17, the information being input into is compiled by coding module 17 Into data transfer to central processing unit 14, by signal transmission to timing controller 13, timing after 14 processing data of central processing unit Controller 13 is adjusted to 15 timing of time chronometer, meanwhile, pulse generator 16 produces pulse signal, and pulse signal is passed to Time chronometer 15, time chronometer 15 are run, and, by signal transmission to radiating circuit 11, radiating circuit 11 will for timing controller 13 Signal passes to transmitting-receiving change-over circuit 10 after amplifying, signal transmission is given left transducer 8 and right transducer by transmitting-receiving change-over circuit 10 9, left transducer 8 and right transducer 9 transmission signal and receive the signal of other side's transmission simultaneously, and receiving circuit 12 receives letter afterwards Breath, for amplifying to signal, by signal transmission to timing controller 13, timing controller 13 will for receiving circuit 12 for receiving circuit 12 To time chronometer 15, by signal transmission to central processing unit 14, central processing unit 14 is processed time chronometer 15 signal transmission After information, signal is passed to into liquid crystal display systems 20 and data-storage system 21, the display in liquid crystal display systems 20 simultaneously Output module 201 is by signal transmission to row drive module 202 and row drive module 203, row drive module 202 and row drive module Signal can be translated into figure to LCDs 204, row drive module 202 and row drive module 203 by signal transmission by 203 Picture, LCDs 204 are used for display image, and the signal receiving module 211 in data-storage system 21 receives central processing unit The signal of 14 transmission, signal receiving module 211 is by the signal transmission for receiving to Signal-regulated kinase 212, Signal-regulated kinase 212 Can effectively suppress signal to disturb, make signal keep stable, signal transmission is given A/D modular converters by Signal-regulated kinase 212 213, A/D modular converters 213 convert analog signals into digital signal and pass to logic control element 214, logic control element 214, again by signal transmission to FLASH memory 215, realize data storage.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of pipeline section type ultrasonic water meter, including two groups of adpting flanges (1) being symmetrical set, it is characterised in that：Right side The outer wall of the adpting flange (1) is provided with water inlet (2), is provided with water flow pipes (3) described in two groups between adpting flange (1), described Two groups of right transducer installing holes (4) are had in the outer right wall of water flow pipes (3), the left side outer wall of the water flow pipes (3) is upper and lower Two groups of left transducer installing holes (5) are provided with, between the right transducer installing hole (4) and left transducer installing hole (5), are provided with many With gauge outfit connecting seat (6), at the top of the multiplex gauge outfit connecting seat (6), multiplex gauge outfit (7) is bolted, the right side is changed The inner chamber of energy device installing hole (4) is provided with right transducer (9), and the inner chamber of the left transducer installing hole (5) is provided with left transducer (8), the right transducer (9) is electrically bi-directionally connected transmitting-receiving change-over circuit (10), the transmitting-receiving conversion electricity with left transducer (8) Road (10) electrically input connection radiating circuit (11), transmitting-receiving change-over circuit (10) electrically output connection receiving circuit (12), The radiating circuit (11) electrically input connection timing controller (13), the receiving circuit (12) electrically output connection timing control Device (13) processed, the timing controller (13) electrically input connection central processing unit (14), the timing controller (13) is electrically Output connection time chronometer (15), the time chronometer (15) electrically input connection pulse generator (16), the precision Timer (15) electrically output connection central processing unit (14), the central processing unit (14) are electrically input into connect coding module (17), the coding module (17) electrically input connection key scan module (18), the key scan module (18) are electrically defeated Enter to connect keyboard input module (19), electrically output connects liquid crystal display systems (20) sum to the central processing unit (14) respectively According to storage system (21).

2. a kind of pipeline section type ultrasonic water meter according to claim 1, it is characterised in that：The liquid crystal display systems (20) Including display output module (201), the display output module (201) respectively electrically output connection row drive module (202) and Electrically output connects LCDs for row drive module (203), the row drive module (202) and row drive module (203) (204)。

3. a kind of pipeline section type ultrasonic water meter according to claim 1, it is characterised in that：The data-storage system (21) Including signal receiving module (211), the signal receiving module (211) electrically output connection Signal-regulated kinase (212) is described Signal-regulated kinase (212) electrically output connection A/D modular converters (213), electrically output connects the A/D modular converters (213) Connect logic control element (214), the logic control element (214) electrically output connection FLASH memory (215).

4. a kind of pipeline section type ultrasonic water meter according to claim 1, it is characterised in that：The adpting flange (1) and water The inner chamber of flow tube (3) is covered with ceramic coating.