CN104964717A - Ultrasonic wave water meter - Google Patents
Ultrasonic wave water meter Download PDFInfo
- Publication number
- CN104964717A CN104964717A CN201510415174.9A CN201510415174A CN104964717A CN 104964717 A CN104964717 A CN 104964717A CN 201510415174 A CN201510415174 A CN 201510415174A CN 104964717 A CN104964717 A CN 104964717A
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- wireless remote
- remote transmission
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- gauge outfit
- shell
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Abstract
The invention discloses an ultrasonic wave water meter which comprises a shell, ultrasonic probe assemblies and a meter head. The shell is internally provided with a water flow channel. The meter head comprises a meter head shell and a flow totalizer arranged in an inner cavity of the meter head shell. The meter head shell comprises a meter head outer shell body and a meter cover assembly. The ultrasonic wave water meter further comprises a GPRS wireless remote transmission assembly. The shell is provided with a pressure sampling hole communicated with the water flow channel. The outer end, opposite to the pressure sampling hole, of the shell is provided with a pressure sensing transmitter for acquiring the water pressure signals in the pressure sampling hole. The signal output end of the pressure sensing transmitter is connected with the GPRS wireless remote transmission assembly in an input mode. The meter head outer shell body is provided with a first air exhaust pressurization connection base. The first air exhaust pressurization connection base is internally provided with a first air exhaust pressurization channel communicated with the inner cavity of the meter head outer shell body. The ultrasonic wave water meter has the advantages of being reasonable in structural design and capable of effectively preventing outside water vapor from entering the meter head and the interior of the GPRS wireless remote transmission assembly.
Description
Technical field
The present invention relates to a kind of flow metering devices, specifically refer to a kind of Ultrasonic water meter.
Background technology
Ultrasonic water meter be with time difference method be principle to measure fluid flow in pipe, its time difference ratio juris is that the flow velocity of fluid was directly proportional to the mistiming that ultrasound wave co-current flow and counter-current flow is propagated.Ultrasonic water meter has that initial-flow is low, low pressure loss, without movable member, measure the features such as accurate, reliable and stable, has Remote monitoring, warning and data statistics function simultaneously, is widely used in urban water supply and sewerage and the flow metering of service water pipe network.
Existing Ultrasonic water meter such as Chinese patent is disclosed as shown in CN20327481U.Its structure has generally comprised housing, ultrasonic probe assembly and gauge outfit, water stream channel is provided with in housing, ultrasonic probe assembly is arranged at for launching and accepting ultrasonic signal on housing, and gauge outfit is fixed on housing, for calculating concrete water flow according to received ultrasonic signal.Usually, the gauge outfit of existing Ultrasonic water meter includes gauge outfit shell, is provided with flow integrator in gauge outfit shell, and flow integrator has been used for the work of above-mentioned computing water flow.Gauge outfit is also provided with accessory power outlet assembly, for outputting in external control mechanisms by the data of flow integrator, to realize the intellectual monitoring to management simultaneously.
In order to ensure the normal operation of flow integrator in gauge outfit, the sealing of gauge outfit must be ensured, invading gauge outfit inside to prevent water vapour.And the setting of accessory power outlet assembly, the difficulty that gauge outfit keeps sealing certainly will be added.Therefore be necessary to improve this.
In addition, Ultrasonic water meter commercially available at present lacks pipeline fault measuring ability, and it is when being applied to water supply line, can not Timeliness coverage pipeline leakage, there is hidden danger.
Summary of the invention
The object of the invention is the shortcoming and defect existed to overcome prior art, and provide a kind of vibrational power flow reasonable, and can effectively prevent extraneous steam from invading gauge outfit inside, also having pipeline pressure sensing function thus a kind of Ultrasonic water meter of Timeliness coverage pipe leakage fault simultaneously.
For achieving the above object, technical scheme of the present invention includes housing, ultrasonic probe assembly and gauge outfit, flow integrator is provided with in gauge outfit, water stream channel is provided with in described housing, described gauge outfit includes gauge outfit housing and is arranged at the accessory power outlet assembly on gauge outfit housing, gauge outfit housing includes gauge outfit shell and table cover assembly
Also include GPRS wireless remote transmission assembly, described housing is provided with the pressure samples hole communicated with water stream channel, this housing is provided with the pressure sensing transmitter for gathering hydraulic signal in pressure samples hole relative to the outer end in pressure samples hole, the signal output part of pressure sensing transmitter inputs with GPRS wireless remote transmission assembly and is connected;
Described gauge outfit shell is provided with first to bleed pressurization Connection Block, first bleeds to be provided with first bleeding pressurization passageway of communicating with gauge outfit shell inner cavity in pressurization Connection Block, this first is bled in pressurization passageway and is provided with the first valve inside, this first bleed pressurization passageway outer end in removable seal be fixedly installed the first dense block jack panel.
By this setting, principle of work of the present invention and advantage are: being bled by first on gauge outfit shell pressurization Connection Block is arranged first to bleed pressurization passageway, can be carried out vacuumizing and adding nitrogen by his-and-hers watches casing inner chamber by this first pressurization passageway of bleeding, concrete operations first connect vacuum pump by the first valve inside, by the first pressurization passageway of bleeding, gauge outfit inner chamber is vacuumized, changed by valve again, to inflated with nitrogen in its chamber, after, add set nut, and protect with lead sealing, just can ensure that gauge outfit inner chamber remains barotropic state thus, effectively prevent steam from invading, ensure IP68 technical requirement.
In addition, this setting, pressure sensing transmitter gathers the pressure signal in pressure samples hole, and inputted GPRS wireless remote transmission assembly and export to control center at a distance, realize the remote real-time monitoring to pipeline pressure, thus user can the generation of Timeliness coverage pipe leakage, overhauls in time, reduces user's loss.
Further setting is that described table cover assembly includes lower sealing cover and top cover labyrinth, what the center of lower sealing cover and top cover labyrinth was provided with up/down perforation has center pit, between lower sealing cover and top cover labyrinth, sandwiched sealing is fixedly installed visor sheet, this visor sheet is covered on outside lower sealing cover center pit, described top cover labyrinth and the lower sealing cover bolt hole that be provided with multiple from outside to inside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet, described lower sealing cover and the top cover labyrinth bolt blind hole that be provided with multiple from inside to outside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet, be arranged in described bolt hole and bolt blind hole by multiple fastening bolt screw thread and lower sealing cover and top cover labyrinth are linked into an integrated entity.By this setting, the visor sheet arranged can observe force value shown on the flow integrator of gauge outfit inside easily, and this setting, outside being arranged at fastening bolt top cover labyrinth be fixedly connected with lower sealing cover by bolt hole, also be provided with another fastening bolt from inside to outside in bolt blind hole, thus, can effectively prevent illegal operation or maloperation from directly being tripped out by fastening bolt from outside to inside and visor sheet is opened, and then avoid because of maloperation or illegally open and make extraneous steam invade gauge outfit inside, improve water resistance.
Further setting is that the upper surface of described lower sealing cover is provided with the visor sheet locating slot of locating with visor sheet phase scarf relative to the periphery of its center pit, the bottom surface of this visor sheet locating slot and the upper surface of top cover labyrinth is provided with and seals adaptive O RunddichtringO mutually with visor sheet.By this setting, improve the sealing that lens is installed.
Further setting is that the outer rim place of the opposite face of described lower sealing cover and top cover labyrinth is provided with the ring-shaped step agreed with up and down.By this setting, can make between lower sealing cover and top cover labyrinth fixing more reliable and more stable.
To be that the side of described top cover labyrinth is hinged be provided with the table cover plate be covered on outside top cover labyrinth center pit in further setting.By this setting, table cover plate after opening, can conveniently observe visor sheet, and table cover plate is after covering, and can carry out available protecting to visor sheet.
Further setting is that described GPRS wireless remote transmission assembly includes wireless remote transmission housing, is arranged at the GPRS wireless module in wireless remote transmission housing and is fixed on the wireless transmission antenna be connected on wireless remote transmission housing and with GPRS wireless module, and described wireless remote transmission housing is covered with antenna house relative to outside wireless transmission antenna.
Further setting is that described wireless remote transmission housing is made up of wireless remote transmission shell and wireless remote transmission upper cover, the center of described wireless remote transmission upper cover is provided with wireless remote transmission upper cover center pit, described wireless remote transmission covers sealing and is fixedly installed joint flange, the center of this joint flange is vertically arranged with the flange center hole be connected with wireless remote transmission upper cover center pit, the sidewall of this joint flange is provided with inner communicate with flange center hole second to bleed pressurization Connection Block, this second is bled and is provided with second in pressurization Connection Block and bleeds pressurization passageway, this second is bled in pressurization passageway and is provided with duaspiracle core, this second bleed pressurization passageway outer end in removable seal be fixedly installed the second dense block jack panel.By this setting; can vacuumize wireless remote transmission housing cavity by this second pressurization passageway of bleeding and add nitrogen; concrete operations first connect vacuum pump by duaspiracle core; by second bleed pressurization Connection Block wireless remote transmission housing cavity is vacuumized; changed by valve again; to inflated with nitrogen in its chamber; after; add the second dense block jack panel sealing; and protect with lead sealing; just can ensure that wireless remote transmission housing cavity remains barotropic state, effectively prevents steam from invading thus, ensure IP68 technical requirement.
In sum, advantage of the present invention is reasonable in design, and can effectively prevent extraneous steam from invading the inside of gauge outfit and GPRS wireless remote transmission assembly, also has pipeline pressure sensing function thus Timeliness coverage pipe leakage fault simultaneously.
Below in conjunction with specification drawings and specific embodiments, the present invention is described further.
Accompanying drawing explanation
Fig. 1 specific embodiment of the invention structural representation;
Fig. 2 is the A-A cut-open view of Fig. 1;
Fig. 3 GPRS wireless remote transmission of the present invention assembly structure schematic diagram;
Fig. 4 table cover assembly of the present invention embodiment structure cut-open view;
Fig. 5 table cover assembly of the present invention embodiment vertical view;
Fig. 6 is the B-B partial top view of Fig. 5.
Embodiment
Below by embodiment, the present invention is specifically described; only be used to further illustrate the present invention; can not be interpreted as limiting the scope of the present invention, the technician in this field can make some nonessential improvement and adjustment according to the content of foregoing invention to the present invention.
Embodiment as of the invention shown in figs. 1-6, include housing 1, ultrasonic probe assembly 2 and gauge outfit 3, water stream channel 11 is provided with in described housing 1, the flow integrator 31 that described gauge outfit 3 includes gauge outfit housing 32 and is arranged in gauge outfit housing 32 inner chamber, gauge outfit housing 32 includes gauge outfit shell 321 and table cover assembly 4, the present embodiment also includes GPRS wireless remote transmission assembly 5, described housing 1 is provided with the pressure samples hole 12 communicated with water stream channel 11, this housing 1 is provided with the pressure sensing transmitter 13 for gathering hydraulic signal in pressure samples hole 12 relative to the outer end in pressure samples hole 12, the signal output part of pressure sensing transmitter 13 inputs with GPRS wireless remote transmission assembly 5 and is connected.
In addition, gauge outfit shell 321 described in the present embodiment is provided with first bleed pressurization Connection Block 322, first bleeds to be provided with first bleeding pressurization passageway 323 of communicating with gauge outfit shell inner cavity in pressurization Connection Block 322, this first is bled in pressurization passageway 323 and is provided with the first valve inside 324, this first bleed pressurization passageway 323 outer end in removable seal be fixedly installed the first dense block jack panel 325.
In addition, table cover assembly 4 described in the present embodiment includes lower sealing cover 41 and top cover labyrinth 42, what the center of lower sealing cover 41 and top cover labyrinth 42 was provided with up/down perforation has center pit 411, 421, between lower sealing cover 41 and top cover labyrinth 42, sandwiched sealing is fixedly installed visor sheet 43, this visor sheet 43 is covered on outside lower sealing cover center pit 411, described top cover labyrinth 42 and lower sealing cover 41 bolt hole 44 that be provided with multiple from outside to inside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet 43, described lower sealing cover 41 and the top cover labyrinth 42 bolt blind hole 45 that be provided with multiple from inside to outside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet 43, be arranged in described bolt hole 44 and bolt blind hole 45 by multiple fastening bolt screw thread and lower sealing cover 41 and top cover labyrinth 42 are linked into an integrated entity.
In addition, the upper surface of the lower sealing cover 41 described in the present embodiment is provided with the visor sheet locating slot 412 of locating with visor sheet 43 phase scarf relative to the periphery of its center pit 411, the bottom surface of this visor sheet locating slot 412 and the upper surface of top cover labyrinth 42 are provided with the O RunddichtringO 46 sealing adaptation with visor sheet mutually.
In addition, the outer rim place of the lower sealing cover 41 described in the present embodiment and the opposite face of top cover labyrinth 42 is provided with the ring-shaped step 47 agreed with up and down, and the side of described top cover labyrinth 42 is hinged is provided with the table cover plate 48 be covered on outside top cover labyrinth center pit.
In addition, GPRS wireless remote transmission assembly 5 described in the present embodiment includes wireless remote transmission housing 51, be arranged at the GPRS wireless module 52 in wireless remote transmission housing, and be fixed on the wireless transmission antenna 53 be connected on wireless remote transmission housing and with GPRS wireless module 52, described wireless remote transmission housing 51 is covered with antenna house 54 relative to outside wireless transmission antenna 53, wireless remote transmission housing 51 described in the present embodiment is made up of wireless remote transmission shell 511 and wireless remote transmission upper cover 512, the center of described wireless remote transmission upper cover 512 is provided with wireless remote transmission upper cover center pit 5121, on described wireless remote transmission upper cover 512, sealing is fixedly installed joint flange 55, the center of this joint flange 55 is vertically arranged with the flange center hole 551 be connected with wireless remote transmission upper cover center pit 5121, the sidewall of this joint flange 55 is provided with inner communicate with flange center hole 5121 second to bleed the Connection Block 552 that pressurizes, this second is bled and is provided with second in pressurization Connection Block 552 and bleeds pressurization passageway 553, this second is bled in pressurization passageway 553 and is provided with duaspiracle core 554, this second bleed pressurization passageway 553 outer end in removable seal be fixedly installed the second dense block jack panel 555.
Claims (7)
1. a Ultrasonic water meter, include housing, ultrasonic probe assembly and gauge outfit, be provided with water stream channel in described housing, described gauge outfit includes gauge outfit housing and is arranged at the flow integrator in gauge outfit housing cavity, gauge outfit housing includes gauge outfit shell and table cover assembly, it is characterized in that:
Also include GPRS wireless remote transmission assembly, described housing is provided with the pressure samples hole communicated with water stream channel, this housing is provided with the pressure sensing transmitter for gathering hydraulic signal in pressure samples hole relative to the outer end in pressure samples hole, and the signal output part of pressure sensing transmitter inputs with GPRS wireless remote transmission assembly and is connected;
Described gauge outfit shell is provided with first to bleed pressurization Connection Block, first bleeds to be provided with first bleeding pressurization passageway of communicating with gauge outfit shell inner cavity in pressurization Connection Block, this first is bled in pressurization passageway and is provided with the first valve inside, this first bleed pressurization passageway outer end in removable seal be fixedly installed the first dense block jack panel.
2. a kind of Ultrasonic water meter according to claim 1, it is characterized in that: described table cover assembly includes lower sealing cover and top cover labyrinth, what the center of lower sealing cover and top cover labyrinth was provided with up/down perforation has center pit, between lower sealing cover and top cover labyrinth, sandwiched sealing is fixedly installed visor sheet, this visor sheet is covered on outside lower sealing cover center pit, described top cover labyrinth and the lower sealing cover bolt hole that be provided with multiple from outside to inside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet, described lower sealing cover and the top cover labyrinth bolt blind hole that be provided with multiple from inside to outside longitudinal layout uniform relative to the outer peripheral areas circumference of visor sheet, be arranged in described bolt hole and bolt blind hole by multiple fastening bolt screw thread and lower sealing cover and top cover labyrinth are linked into an integrated entity.
3. a kind of Ultrasonic water meter according to claim 2, it is characterized in that: the upper surface of described lower sealing cover is provided with the visor sheet locating slot of locating with visor sheet phase scarf relative to the periphery of its center pit, the bottom surface of this visor sheet locating slot and the upper surface of top cover labyrinth are provided with the O RunddichtringO sealing adaptation with visor sheet mutually.
4. a kind of Ultrasonic water meter according to claim 3, is characterized in that: the outer rim place of described lower sealing cover and the opposite face of top cover labyrinth is provided with the ring-shaped step agreed with up and down.
5. according to a kind of Ultrasonic water meter that claim 4 is stated, it is characterized in that: the side of described top cover labyrinth is hinged is provided with the table cover plate be covered on outside top cover labyrinth center pit.
6. according to a kind of Ultrasonic water meter that claim 4 is stated, it is characterized in that: described GPRS wireless remote transmission assembly includes wireless remote transmission housing, is arranged at the GPRS wireless module in wireless remote transmission housing and is fixed on the wireless transmission antenna be connected on wireless remote transmission housing and with GPRS wireless module, and described wireless remote transmission housing is covered with antenna house relative to outside wireless transmission antenna.
7. according to a kind of Ultrasonic water meter that claim 6 is stated, it is characterized in that: described wireless remote transmission housing is made up of wireless remote transmission shell and wireless remote transmission upper cover, the center of described wireless remote transmission upper cover is provided with wireless remote transmission upper cover center pit, described wireless remote transmission covers sealing and is fixedly installed joint flange, the center of this joint flange is vertically arranged with the flange center hole be connected with wireless remote transmission upper cover center pit, the sidewall of this joint flange is provided with inner communicate with flange center hole second to bleed pressurization Connection Block, this second is bled and is provided with second in pressurization Connection Block and bleeds pressurization passageway, this second is bled in pressurization passageway and is provided with duaspiracle core, this second bleed pressurization passageway outer end in removable seal be fixedly installed the second dense block jack panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415174.9A CN104964717B (en) | 2015-07-15 | 2015-07-15 | A kind of Ultrasonic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415174.9A CN104964717B (en) | 2015-07-15 | 2015-07-15 | A kind of Ultrasonic water meter |
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| Publication Number | Publication Date |
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| CN104964717A true CN104964717A (en) | 2015-10-07 |
| CN104964717B CN104964717B (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510415174.9A Active CN104964717B (en) | 2015-07-15 | 2015-07-15 | A kind of Ultrasonic water meter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204842A (en) * | 2018-02-08 | 2018-06-26 | 上海迪纳声科技股份有限公司 | Gauge outfit sealing device and encapsulating method |
| CN110455356A (en) * | 2019-04-23 | 2019-11-15 | 湖南常德牌水表制造有限公司 | A kind of ultrasonic water meter with warning function |
| CN111561209A (en) * | 2020-06-22 | 2020-08-21 | 杨正武 | Positive pressure type telescopic waterproof cover |
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| DE2946654A1 (en) * | 1979-11-19 | 1981-05-27 | Günther 7070 Schwäbisch Gmünd Mölling | LEAKAGE MEASURING DEVICE FOR GASES |
| CN101079182A (en) * | 2006-05-22 | 2007-11-28 | 苏州自来水表业有限公司 | Radio tester for water-supply pressure |
| CN201548279U (en) * | 2009-09-07 | 2010-08-11 | 福建智恒电子新技术有限公司 | Low power consumption flow rate and pressure real-time monitoring system |
| CN104048712A (en) * | 2014-06-06 | 2014-09-17 | 姜跃炜 | Ultrasonic flow meter |
| CN204313903U (en) * | 2015-01-05 | 2015-05-06 | 上海迪纳声科技股份有限公司 | Ultrasonic water meter, Calorimeter Using For Converter |
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2015
- 2015-07-15 CN CN201510415174.9A patent/CN104964717B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2946654A1 (en) * | 1979-11-19 | 1981-05-27 | Günther 7070 Schwäbisch Gmünd Mölling | LEAKAGE MEASURING DEVICE FOR GASES |
| CN101079182A (en) * | 2006-05-22 | 2007-11-28 | 苏州自来水表业有限公司 | Radio tester for water-supply pressure |
| CN201548279U (en) * | 2009-09-07 | 2010-08-11 | 福建智恒电子新技术有限公司 | Low power consumption flow rate and pressure real-time monitoring system |
| CN104048712A (en) * | 2014-06-06 | 2014-09-17 | 姜跃炜 | Ultrasonic flow meter |
| CN204313903U (en) * | 2015-01-05 | 2015-05-06 | 上海迪纳声科技股份有限公司 | Ultrasonic water meter, Calorimeter Using For Converter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204842A (en) * | 2018-02-08 | 2018-06-26 | 上海迪纳声科技股份有限公司 | Gauge outfit sealing device and encapsulating method |
| CN110455356A (en) * | 2019-04-23 | 2019-11-15 | 湖南常德牌水表制造有限公司 | A kind of ultrasonic water meter with warning function |
| CN111561209A (en) * | 2020-06-22 | 2020-08-21 | 杨正武 | Positive pressure type telescopic waterproof cover |
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| Publication number | Publication date |
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| CN104964717B (en) | 2018-01-23 |
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Address after: No. 198, Hualian Road, industrial park, Lingxi Town, Cangnan County, Wenzhou City, Zhejiang Province 325800 Patentee after: ZHEJIANG TANCY INSTRUMENT SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 325000 No.1 Industrial Park, Lingxi Town, Cangnan County, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG TANCY INSTRUMENT SCIENCE & TECHNOLOGY Co.,Ltd. |