CN201772957U - Reflecting device and ultrasonic wave calorimeter with reflecting device - Google Patents
Reflecting device and ultrasonic wave calorimeter with reflecting device Download PDFInfo
- Publication number
- CN201772957U CN201772957U CN2010205332246U CN201020533224U CN201772957U CN 201772957 U CN201772957 U CN 201772957U CN 2010205332246 U CN2010205332246 U CN 2010205332246U CN 201020533224 U CN201020533224 U CN 201020533224U CN 201772957 U CN201772957 U CN 201772957U
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- linking arm
- reflection unit
- unit
- tube frame
- reflecting
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- Expired - Lifetime
Links
- 238000002604 ultrasonography Methods 0.000 claims description 37
- 238000009434 installation Methods 0.000 claims description 13
- 230000000875 corresponding Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000012530 fluid Substances 0.000 description 10
- 238000009825 accumulation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000002411 adverse Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001702 transmitter Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
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Abstract
The utility model relates to a reflecting device, comprising a tube bracket, two ends of the tube bracket are respectively fixedly connected with a first reflecting mirror bracket and a second reflecting mirror bracket; a first reflecting mirror is fixed on the first reflecting mirror bracket; a second reflecting mirror is fixed on the second reflecting mirror bracket. The reflecting device of the utility model is respectively connected with the first reflecting mirror and the second reflecting mirror via the tube bracket structure; the distance between the two reflecting mirrors is not changed even bearing with a long time impact of the high strength water flow. The reflecting device is simple and practical in structure, and is suitable for large range promotion. An ultrasonic wave calorimeter of the utility model comprises a meter body; the meter body is provided with a first receiving and transmitting device and a second receiving and transmitting device; the reflecting device is detachably and fixedly arranged in the meter body. Since the reflecting device is under the long time impact of the high strength water flow, the distance between the two reflecting mirrors of the reflecting device of the ultrasonic wave calorimeter is not changed, thereby guaranteeing the accurate measuring result of the ultrasonic wave calorimeter in a severe environment.
Description
Technical field
The utility model relates to a kind of instrument of measuring the heat of flow media transmission, particularly relates to a kind of ultrasound wave heat meter.
Background technology
Ultrasound wave heat meter is the heat metering instrument that extensively adopts at present.Wherein time difference method ultrasound wave heat meter has overcome the error that the velocity of sound is brought with fluid temperature variations, and accuracy is higher, so be widely adopted.
Common time difference method ultrasound wave heat meter comprises that table body, two vertically are installed on ultrasound wave SRU sending-receiving unit, the reflection unit that be arranged at table body inside, the electronic circuit that respectively with two ultrasound wave SRU sending-receiving units be connected and the flow accumulation display system of table on the body.Wherein, table body inside also is the runner of fluid to be measured.Its course of work is: one of them comprises the ultrasound wave SRU sending-receiving unit emission ultrasound wave of ultrasonic transducer, and ultrasound wave is reflected device reflection back along the liquid flow direction propagation, is received by another ultrasound wave SRU sending-receiving unit.This ultrasound wave SRU sending-receiving unit is launched ultrasound wave again, and ultrasound wave is reflected device reflection back against the liquid flow direction propagation, is received by first ultrasound wave SRU sending-receiving unit.The electric signal supply flow rate accumulation display system that ultrasonic signal amplifies and is converted to through electronic circuit, flow accumulation display system calculates flow rate of fluid by the following current and the adverse current propagation time difference of ultrasound wave in fluid to be measured, come calculated flow rate by flow velocity again, by temperature transmitter flow being converted at last obtains heat numerical value and shows.
First catoptron that common reflection unit comprises and second catoptron, two catoptrons mostly are the split design.When the reflection unit of this structure is installed on the ultrasound wave heat meter and is in the working environment, under the long-time impact of high strength current, be easy to because a certain catoptron moves, consequently the distance between two catoptrons changes, thereby influences the accurate of ultrasonic heat flowmeter measurement result.
The utility model content
The technical matters that the utility model solves provides a kind of reflection unit simple in structure, that can not cause the distance between two catoptrons to change because a certain catoptron moves.
Another technical matters that the utility model solves provides a kind of ultrasound wave heat meter that can not cause the reflection unit that the distance between two catoptrons changes because a certain catoptron moves that has.
Reflection unit of the present utility model comprises a frame, and described tube frame two ends are fixedly connected first reflector mount and second reflector mount respectively, fixes first catoptron on described first reflector mount, and described second reflector mount is fixed second catoptron.
Reflection unit of the present utility model, wherein, described first reflector mount is identical with the described second reflector mount structure, and is a left-right symmetric with the center line of described tube frame vertical direction.
Reflection unit of the present utility model wherein, also comprises cylindrical shell, and described cylindrical shell is removably fixed in the described tube frame by bolt.
Reflection unit of the present utility model, wherein, described first reflector mount comprises connector, following connector and first reflector plate, the described connector of going up is connected with described tube frame top, described connector down is connected with described tube frame bottom, about being fixed in, described first reflector plate between the connector, fixes described first reflecting optics on described first reflector plate.
Reflection unit of the present utility model, wherein, the described connector of going up comprises first linking arm and second linking arm, the right-hand member of the right-hand member of described first linking arm and described second linking arm all is connected in the top of described tube frame left end, described connector down comprises the 3rd linking arm and the 4th linking arm, the right-hand member of the right-hand member of described the 3rd linking arm and described the 4th linking arm all is connected in the bottom of described tube frame left end, have first pit on described the 3rd linking arm, have second pit corresponding on described the 4th linking arm with described first groove position, the left end of described first linking arm and the left end of described second linking arm all are connected the upper end of described first reflector plate, and the lower end of described first reflector plate is stuck in described first pit and described second pit.
Reflection unit of the present utility model, wherein, described first reflector plate is horizontal by 45 degree angles.
Reflection unit of the present utility model, wherein, described tube top of the trellis has threaded hole.
The ultrasound wave heat meter of installation reflection unit of the present utility model, comprise the table body, first R-T unit and second R-T unit are installed on the described table body, the described reflection unit of detachable fixed installation in the described table body, described first catoptron be positioned at described first R-T unit under, described second catoptron be positioned at second R-T unit under.
The ultrasound wave heat meter of installation reflection unit of the present utility model, wherein, described reflection unit is removably fixed in the described table body by bolt, and the outer wall of the tube frame of described reflection unit and the inwall of described table body fit tightly.
Reflection unit of the present utility model connects first catoptron and second catoptron respectively by the tube frame, even stand the long-time impact of high strength current, the distance between two catoptrons can not change yet.Simple in structure, practical, suitable for large-scale promotion.
Ultrasound wave heat meter of the present utility model, because its reflection unit is under the long-time impact of high strength current, distance between two catoptrons of reflection unit can not change, and guarantees ultrasound wave heat meter under rugged surroundings, and it is accurate that its measurement result also can keep.
The ultrasound wave heat meter of installation reflection unit of the present utility model is when realizing instrumental function, and maintenance, to change reflection unit more convenient, simple.
Description of drawings
Fig. 1 is the front view of the structural representation of the table body portion of the ultrasound wave heat meter of the utility model installation reflection unit, and wherein electronic circuit and flow accumulation display system is not shown in the drawings;
Fig. 2 is the rear view of Fig. 1;
Fig. 3 is the A-A cut-open view of Fig. 1;
Embodiment
As Fig. 1, Fig. 2, shown in Figure 3, the ultrasound wave heat meter of installation reflection unit of the present utility model comprises table body 1 cylindraceous, first R-T unit 15, second R-T unit 16.Table body 1 two ends have screw thread respectively.The table body connects about 1 inside.Have all straight up first installing port 5 and second installing port 6 on table body 1 sidewall.First installing port 5 is identical with second installing port, 6 structures.Installation is used to transmit and receive hyperacoustic first R-T unit 15 in the emission port 5, installs in the receiving port 6 to be used to transmit and receive hyperacoustic second R-T unit 16.
Table body 1 inner installation reflection unit 10 of the present utility model, reflection unit 10 comprise first reflector mount 31 and second reflector mount 32 at columniform cylindrical shell 21, tube frame 51 and difference connecting cylinder frame 51 two ends.
Tube frame 51 outer walls that shape matches with cylindrical shell 21 fit tightly with the inwall of table body 1, infilter to prevent fluid to be measured.
Tube frame 51 tops have threaded hole 24.Have the screw 25 that communicates with threaded hole 24 on table body 1 tube wall between first R-T unit 15 and second R-T unit 16.
Bolt 26 stretches into threaded hole 24 from screw 25, and screw 25 stretches out from threaded hole 24 cylindrical shell 21 is pressed abd fixed on the inwall of a frame 51.As the runner of measured liquid, cylindrical shell connects about 21 inside.
First reflector mount 31 is identical with second reflector mount, 32 structures, and is a left-right symmetric with the center line of tube frame 51 vertical directions.
First reflector mount 31 comprises last connector 39, the following connector 33 that is connected with tube frame 51 bottoms that is connected with tube frame 51 tops and is fixed in first reflector plate 35 that is used to carry reflecting optics between the connector 39,33 up and down.Last connector 39 comprises between first linking arm 43 and second linking arm, 44, the first linking arms 43 and second linking arm 44 parallel, and the right-hand member of the right-hand member of first linking arm 43 and second linking arm 44 all is connected in the top of a frame 51 left ends.Following connector 33 comprises between the 3rd linking arm 46 and the 4th linking arm 47, the three linking arms 46 and the 4th linking arm 47 parallel, and the right-hand member of the right-hand member of the 3rd linking arm 46 and the 4th linking arm 47 all is connected in the bottom of a frame 51 left ends.Have on the 3rd linking arm 36 and have second pit 49 corresponding on first pit, 38, the four linking arms 37 with first pit, 38 positions.The upper end of all hinged first reflector plate 35 of the left end of the left end of first linking arm 43 and second linking arm 44.The lower end of first reflector plate 35 of rectangle is stuck in first pit 38 and second pit 49, by the way first reflector plate 35 is fixed between connector 39 and the following connector 33.First reflector plate 35 is horizontal by 45 degree angles.Paste or inlay first catoptron 36 on first reflector plate 35.First catoptron 36 be positioned at just first R-T unit 15 under.
Tube frame 51 right-hand members connect second reflector mount, 32, the second reflector mounts 32 and first reflector mount, 31 structures identical.Second reflector mount 32 is identical with the connected mode of tube frame 51 with the connected mode and first reflector mount 31 of cylindrical shell 21.Paste or inlay second catoptron 42 on second reflector plate 41 of second reflector mount 32.Second catoptron 42 be positioned at just second R-T unit 16 under.
In needs are measured a certain pipeline from left to right during the heat of flowing liquid, utilization table body 1 two ends screw thread is connected in the ultrasound wave heat meter of installation reflection unit of the present utility model on this pipeline, first R-T unit, 15 emission ultrasound waves, ultrasound wave is reflected after first catoptron 36 reflection of device 10, being transmitted to second catoptron, 42, the second catoptrons 42 along liquid flow direction reflects ultrasound wave to second R-T unit 16 again; Second R-T unit 16 is launched ultrasound wave once more, and after ultrasound wave was reflected by second catoptron 42, contrary liquid flow direction was transmitted to first catoptron, 36, the first catoptrons 36 and ultrasound wave is reflected to first R-T unit 15 again again.The electric signal supply flow rate accumulation display system (not shown) that ultrasonic signal amplifies and is converted to through the electronic circuit (not shown), flow accumulation display system calculates flow rate of fluid by the following current and the adverse current propagation time difference of ultrasound wave in fluid to be measured, coming calculated flow rate by flow velocity, by temperature transmitter flow being converted at last obtains heat numerical value and shows.
The flow velocity of fluid to be measured in cylindrical shell 21 can be regulated by the cylindrical shell 21 of changing different radii: under the certain environment of fluid to be measured pressure, bolt 26 can be pulled down from table body 1, change the littler cylindrical shell of radius 21, can make the flow velocity of fluid to be measured increase with this kind method, to be convenient for measuring.
When first catoptron 36 or second catoptron 42 break down or contaminated, bolt 26 can be pulled down from table body 1, just can easily reflection unit 10 be unloaded then, can very easily its installation be gone back again after maintenance or the cleaning.
The above embodiment only is that preferred implementation of the present utility model is described; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.
Claims (10)
1. a reflection unit (10), it is characterized in that, described reflection unit (10) comprises a frame (51), described tube frame (51) two ends are fixedly connected first reflector mount (31) and second reflector mount (32) respectively, fix first catoptron (36) on described first reflector mount (31), fix second catoptron (42) on described second reflector mount (32).
2. reflection unit as claimed in claim 1 (10) is characterized in that, described first reflector mount (31) is identical with described second reflector mount (32) structure, and serve as a left-right symmetric with the center line of described tube frame (51) vertical direction.
3. reflection unit as claimed in claim 2 (10) is characterized in that, also comprises cylindrical shell (21), and described cylindrical shell (21) is removably fixed in the described tube frame (51) by bolt (26).
4. reflection unit as claimed in claim 3 (10), it is characterized in that, described first reflector mount (31) comprises connector (39), following connector (33) and first reflector plate (35), the described connector (39) of going up is connected with described tube frame (51) top, described connector (33) down is connected with described tube frame (51) bottom, between the connector (31,33), described first reflector plate (35) was gone up fixing described first reflecting optics (36) about described first reflector plate (35) was fixed in.
5. reflection unit as claimed in claim 4 (10), it is characterized in that, the described connector (39) of going up comprises first linking arm (43) and second linking arm (44), the right-hand member of the right-hand member of described first linking arm (43) and described second linking arm (44) all is connected in the top of described tube frame (51) left end, described connector (33) down comprises the 3rd linking arm (46) and the 4th linking arm (47), the right-hand member of the right-hand member of described the 3rd linking arm (46) and described the 4th linking arm (47) all is connected in the bottom of described tube frame (51) left end, have first pit (38) on described the 3rd linking arm (46), have second pit (49) corresponding on described the 4th linking arm (47) with described first pit (38) position, the left end of described first linking arm (43) and the left end of described second linking arm (44) all are connected the upper end of described first reflector plate (35), and the lower end of described first reflector plate (35) is stuck in described first pit (38) and described second pit (49).
6. reflection unit as claimed in claim 5 (10) is characterized in that, described first reflector plate (35) is horizontal by 45 degree angles.
7. reflection unit as claimed in claim 6 (10) is characterized in that, described tube frame (51) top has threaded hole (24).
8. an installation is as the ultrasound wave heat meter of claim 1-7 reflection unit (10) as described in each, it is characterized in that, described ultrasound wave heat meter comprises table body (1), described table body (1) is gone up first R-T unit (15) and second R-T unit (16) is installed, detachable fixed installation described reflection unit (10) in the described table body (1), described first catoptron (36) be positioned at described first R-T unit (15) under, described second catoptron (42) be positioned at second R-T unit (16) under.
9. ultrasound wave heat meter as claimed in claim 8, it is characterized in that, described reflection unit (10) is removably fixed in the described table body (1) by bolt (26), and the outer wall of the tube frame (51) of described reflection unit (10) and the inwall of described table body (1) fit tightly.
10. ultrasound wave heat meter as claimed in claim 9 is characterized in that, described bolt (26) is positioned between described first R-T unit (15) and described second R-T unit (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205332246U CN201772957U (en) | 2010-09-17 | 2010-09-17 | Reflecting device and ultrasonic wave calorimeter with reflecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205332246U CN201772957U (en) | 2010-09-17 | 2010-09-17 | Reflecting device and ultrasonic wave calorimeter with reflecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201772957U true CN201772957U (en) | 2011-03-23 |
Family
ID=43752805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205332246U Expired - Lifetime CN201772957U (en) | 2010-09-17 | 2010-09-17 | Reflecting device and ultrasonic wave calorimeter with reflecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201772957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234665A (en) * | 2013-04-23 | 2013-08-07 | 山东精精仪表有限公司 | Ultrasonic heat meter |
| CN108027262A (en) * | 2015-09-09 | 2018-05-11 | 丹佛斯有限公司 | Two parts reflector retainer for ultrasonic flow transducer |
| CN108934176A (en) * | 2017-03-23 | 2018-12-04 | 爱知时计电机株式会社 | Ultrasonic flowmeter |
-
2010
- 2010-09-17 CN CN2010205332246U patent/CN201772957U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234665A (en) * | 2013-04-23 | 2013-08-07 | 山东精精仪表有限公司 | Ultrasonic heat meter |
| CN108027262A (en) * | 2015-09-09 | 2018-05-11 | 丹佛斯有限公司 | Two parts reflector retainer for ultrasonic flow transducer |
| CN108934176A (en) * | 2017-03-23 | 2018-12-04 | 爱知时计电机株式会社 | Ultrasonic flowmeter |
| CN108934176B (en) * | 2017-03-23 | 2021-03-30 | 爱知时计电机株式会社 | Ultrasonic flowmeter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Luyang District of Hefei City, Anhui province 230001 Industrial Park Luyang Jinchi Road No. 1102 Patentee after: The intelligent equipment Limited by Share Ltd Address before: Luyang District of Hefei City, Anhui province 230001 Industrial Park Luyang Jinchi Road No. 1102 Patentee before: Hefei Runa Metering Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |
|
| CX01 | Expiry of patent term |