CN221404381U - Ultrasonic flowmeter with adjustable transmitting end position - Google Patents
Ultrasonic flowmeter with adjustable transmitting end position Download PDFInfo
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- CN221404381U CN221404381U CN202322984009.8U CN202322984009U CN221404381U CN 221404381 U CN221404381 U CN 221404381U CN 202322984009 U CN202322984009 U CN 202322984009U CN 221404381 U CN221404381 U CN 221404381U
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- flow meter
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- 238000009434 installation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 2
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- 230000009471 action Effects 0.000 description 1
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- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, which comprises: the pipeline is provided with a through groove; the adjusting structure is arranged on the pipeline and can move along the axial direction of the pipeline, and the adjusting structure covers the through groove; the transmitting end is arranged on the adjusting structure, and one end of the transmitting end is communicated with the pipeline; and the receiving end is arranged on the pipeline and is used for receiving the ultrasonic signals sent by the transmitting end. The utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, which can obtain a plurality of groups of ultrasonic propagation distances and angle data and improve the accuracy of flowmeter measurement.
Description
Technical Field
The utility model relates to the technical field of ultrasonic flow meters, in particular to an ultrasonic flow meter with an adjustable transmitting end position.
Background
Compared with the traditional mechanical flow meter and electromagnetic flow meter, the ultrasonic flow meter has the advantages of high metering precision, larger measuring range ratio, strong adaptability to the horizontal and vertical trend of the pipeline and the pipeline, convenient use, easy digital management and the like, and can be more suitable for the change of the parameters such as the temperature, the pressure, the density and the like of the measured fluid. At present, the ultrasonic flowmeter is widely applied to the flow measurement fields of municipal heat supply, water service, industry, mines, power plants and the like, and the technology is mature increasingly. The positions of the transmitting end and the receiving end of the current flowmeter are fixed, and the propagation distance and the angle of ultrasonic waves are fixed during measurement, so that only one group of data of the propagation distance and the angle can be obtained, and the measurement accuracy is low.
Disclosure of utility model
The utility model aims to overcome the problems in the prior art and provide the ultrasonic flowmeter with the adjustable transmitting end position, wherein the ultrasonic flowmeter can obtain a plurality of groups of data of ultrasonic propagation distances and angles, and the measuring accuracy of the flowmeter is improved.
In order to achieve the technical purpose and the technical effect, the utility model is realized by the following technical scheme:
the utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, which comprises:
The pipeline is provided with a through groove;
the adjusting structure is arranged on the pipeline and can move along the axial direction of the pipeline, and the adjusting structure covers the through groove;
The transmitting end is arranged on the adjusting structure, and one end of the transmitting end is communicated with the pipeline; and
The receiving end is arranged on the pipeline and used for receiving the ultrasonic signals sent by the transmitting end.
In one embodiment of the utility model, the adjustment structure comprises:
the sleeve is arranged on the pipeline, can move along the axial direction of the pipeline, and covers the through groove; and
And the sealing limiting assemblies are arranged at two ends of the sleeve, so that a closed space is formed between the sleeve and the pipeline.
In one embodiment of the present utility model, the seal stop assembly includes:
a first piston ring provided outside the pipe, the end of the sleeve being fitted into the first piston ring;
the locking gasket is arranged outside the pipeline, and one end of the locking gasket is embedded at one end of the first piston ring; and
And the second piston ring is arranged outside the pipeline, and one end of the second piston ring is embedded with the other end of the locking gasket.
In one embodiment of the utility model, the sleeve is provided with fillets, and the fillets are positioned on the inner wall of the sleeve and are connected with sliding grooves on the pipeline in a matched manner.
In one embodiment of the present utility model, the transmitting end includes:
The first installation seat is arranged on the sleeve, and one end of the first installation seat is communicated with the pipeline; and
The first ultrasonic transducer is arranged on the first mounting seat, and one end of the first ultrasonic transducer extends into the first mounting seat and is used for transmitting ultrasonic signals.
In one embodiment of the present utility model, the receiving end includes:
The second installation seat is arranged on the sleeve, and one end of the second installation seat is communicated with the pipeline; and
The second ultrasonic transducer is arranged on the second mounting seat, and one end of the second ultrasonic transducer extends into the second mounting seat and is used for receiving ultrasonic signals.
In summary, the utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, wherein the transmitting end of the ultrasonic flowmeter can move on a pipeline along the axial direction of the pipeline according to the requirement, so that multiple groups of data of ultrasonic propagation distances and angles can be obtained, and the accuracy of flowmeter measurement is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic overall construction of an embodiment of the present utility model;
FIG. 2 is an exploded view of FIG. 1 of the present utility model;
FIG. 3 is a cross-sectional view of the overall structure of FIG. 1 of the present utility model;
FIG. 4 is a schematic overall construction of another embodiment of the present utility model;
FIG. 5 is an exploded view of FIG. 4 in accordance with the present utility model;
FIG. 6 is a cross-sectional view of the overall structure of FIG. 4 in accordance with the present utility model;
FIG. 7 is a cross-sectional view of the adjustment structure and the firing end of the present utility model;
FIG. 8 is a graph of the ultrasonic signal propagation path of FIG. 1 in accordance with the present utility model;
Fig. 9 is a diagram of the ultrasonic signal propagation path of fig. 4 according to the present utility model.
The reference numerals in the figures illustrate: 1-pipeline, 2-second piston ring; 3-third piston rings and 4-first mounting seats; 5-a first ultrasonic transducer; 6-sleeve and 7-chute; 8-a second mounting seat; 9-a second ultrasonic transducer; 10-through grooves, 11-locking washers, 12-fillets, 13-reflecting sheets and 14-brackets.
Detailed Description
The utility model will be described in detail below with reference to the drawings in combination with embodiments.
Referring to fig. 1 to 6, the present utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, which can obtain multiple sets of data of ultrasonic propagation distances and angles, so as to improve the accuracy of flowmeter measurement. Specifically, the ultrasonic flowmeter comprises a pipeline 1, and a through groove 10 is arranged on the pipeline 1. The pipeline 1 is also provided with a chute 7, and the chute 7 is positioned on the side wall of the pipeline 1. The number of the sliding grooves 7 is at least two.
Referring to fig. 1 to 7, in an embodiment of the present utility model, the ultrasonic flowmeter further includes an adjusting structure disposed on the pipe 1, the adjusting structure is movable along the axial direction of the pipe 1, and the adjusting structure covers the through groove 10. Specifically, the adjusting structure comprises a sleeve 6 and a sealing limiting assembly, wherein the sleeve 6 is arranged on the pipeline 1, the sleeve 6 can move along the axial direction of the pipeline 1, and the sleeve 6 covers the through groove 10. The length of the sleeve 6 is greater than twice the length of the through groove 10, and the sleeve 6 can always cover the through groove 10 in the moving process. The sleeve 6 is provided with the fillets 12, and the fillets 12 are positioned on the inner wall of the sleeve 6 and are connected with the sliding grooves 7 on the pipeline 1 in a matched manner, so that the sleeve 6 is prevented from deflecting circumferentially. The number of the fillets 12 is identical to the number of the sliding grooves 7, and the length of the sliding grooves 7 is greater than or equal to twice the length of the fillets 12. The sealing limiting components are arranged at two ends of the sleeve 6, so that a closed space is formed between the sleeve 6 and the pipeline 1, and leakage of an object to be detected in the pipeline 1 is prevented. The sealing limit assembly comprises a first piston ring 3, a locking washer 11 and a second piston ring 2, wherein the first piston ring 3 is arranged outside the pipeline 1, and the end part of the sleeve 6 is embedded in the first piston ring 3. Under the action of the first piston ring 3, the two ends of the sleeve 6 are sealed, so that a closed space is formed between the sleeve 6 and the pipeline 1. The lock washer 11 is provided outside the pipe 1, and one end of the lock washer 11 is fitted to one end of the first piston ring 3. Due to the effect of the lock washer 11, the sleeve 6 will not move if no external force is applied to the sleeve 6 after the position of the sleeve 6 has been adjusted. The second piston ring 2 is provided outside the pipe 1, and one end of the second piston ring 2 is fitted with the other end of the lock washer 22. The second piston ring 2 can play a role of sealing while the locking washer 11 is installed, so that the sealing performance between the sleeve 6 and the pipeline 1 is enhanced.
Referring to fig. 1 to 9, in an embodiment of the present utility model, the ultrasonic flowmeter further includes a transmitting end and a receiving end, the transmitting end is disposed on the adjusting structure, and one end of the transmitting end is in communication with the pipe 1. Specifically, the transmitting end includes a first mount 4 and a first ultrasonic transducer 5, the first mount 4 is disposed on a sleeve 6, and one end of the first mount 4 is communicated with the pipeline 1. The first ultrasonic transducer 5 is disposed on the first mounting seat 4, and one end of the first ultrasonic transducer 5 extends into the first mounting seat 4 for transmitting ultrasonic signals. When the position of the transmitting end on the pipeline 1 needs to be adjusted, a pushing force is applied to the sleeve 6, so that the sleeve 6 moves along the axial direction of the pipeline 1, the distance and the angle between the transmitting end and the receiving end are changed, and a plurality of groups of data of the ultrasonic propagation distance L and the angle alpha are obtained. The receiving end is arranged on the pipeline 1 and is used for receiving the ultrasonic signals sent by the transmitting end. In one embodiment of the present utility model, the receiving end and the transmitting end may be located on the same side, and in this case, the ultrasonic flow meter further includes a reflection assembly, the reflection assembly is located inside the pipe 1, and the reflection assembly is located between the transmitting end and the receiving end. The reflection assembly comprises a support 14 and a reflection sheet 13, one end of the support 14 is connected with the inner wall of the pipeline 1, and the other end of the support 14 is connected with the emission sheet 13. The ultrasonic signal emitted by the emitting end is reflected by the reflecting sheet 13 and then received by the receiving end. In another embodiment of the present utility model, the receiving end and the transmitting end may be located at different sides, and at this time, the ultrasonic signal transmitted by the transmitting end is directly received by the receiving end. The receiving end comprises a second mounting seat 8 and a second ultrasonic transducer 9, the second mounting seat 8 is arranged on the sleeve 6, and one end of the second mounting seat 8 is communicated with the pipeline 1. The second ultrasonic transducer 9 is disposed on the second mounting seat 8, and one end of the second ultrasonic transducer 9 extends into the second mounting seat 8 for receiving ultrasonic signals.
In summary, the utility model provides an ultrasonic flowmeter with an adjustable transmitting end position, wherein the transmitting end of the ultrasonic flowmeter can move on a pipeline along the axial direction of the pipeline according to the requirement, so that multiple groups of data of ultrasonic propagation distances and angles can be obtained, and the accuracy of flowmeter measurement is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. An ultrasonic flow meter with an adjustable transmitting end position, the ultrasonic flow meter comprising:
The pipeline is provided with a through groove;
the adjusting structure is arranged on the pipeline and can move along the axial direction of the pipeline, and the adjusting structure covers the through groove;
The transmitting end is arranged on the adjusting structure, and one end of the transmitting end is communicated with the pipeline; and
The receiving end is arranged on the pipeline and used for receiving the ultrasonic signals sent by the transmitting end.
2. The ultrasonic flow meter of claim 1, wherein the adjustment structure comprises:
the sleeve is arranged on the pipeline, can move along the axial direction of the pipeline, and covers the through groove; and
And the sealing limiting assemblies are arranged at two ends of the sleeve, so that a closed space is formed between the sleeve and the pipeline.
3. The ultrasonic flow meter of claim 2, wherein the seal stop assembly comprises:
a first piston ring provided outside the pipe, the end of the sleeve being fitted into the first piston ring;
the locking gasket is arranged outside the pipeline, and one end of the locking gasket is embedded at one end of the first piston ring; and
And the second piston ring is arranged outside the pipeline, and one end of the second piston ring is embedded with the other end of the locking gasket.
4. The ultrasonic flow meter of claim 2, wherein ribs are provided on the sleeve and are located on the inner wall of the sleeve and cooperatively connected with the chute on the pipe.
5. The ultrasonic flow meter of claim 2, wherein the emitter end comprises:
The first installation seat is arranged on the sleeve, and one end of the first installation seat is communicated with the pipeline; and
The first ultrasonic transducer is arranged on the first mounting seat, and one end of the first ultrasonic transducer extends into the first mounting seat and is used for transmitting ultrasonic signals.
6. The ultrasonic flow meter of claim 5, wherein the receiving end comprises:
The second installation seat is arranged on the sleeve, and one end of the second installation seat is communicated with the pipeline; and
The second ultrasonic transducer is arranged on the second mounting seat, and one end of the second ultrasonic transducer extends into the second mounting seat and is used for receiving ultrasonic signals.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322984009.8U CN221404381U (en) | 2023-11-03 | 2023-11-03 | Ultrasonic flowmeter with adjustable transmitting end position |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322984009.8U CN221404381U (en) | 2023-11-03 | 2023-11-03 | Ultrasonic flowmeter with adjustable transmitting end position |
Publications (1)
Publication Number | Publication Date |
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CN221404381U true CN221404381U (en) | 2024-07-23 |
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CN202322984009.8U Active CN221404381U (en) | 2023-11-03 | 2023-11-03 | Ultrasonic flowmeter with adjustable transmitting end position |
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2023
- 2023-11-03 CN CN202322984009.8U patent/CN221404381U/en active Active
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