CN212082485U - Ultrasonic flowmeter shell - Google Patents
Ultrasonic flowmeter shell Download PDFInfo
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- CN212082485U CN212082485U CN202020694997.6U CN202020694997U CN212082485U CN 212082485 U CN212082485 U CN 212082485U CN 202020694997 U CN202020694997 U CN 202020694997U CN 212082485 U CN212082485 U CN 212082485U
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Abstract
The utility model discloses an ultrasonic flowmeter shell, which comprises a straight pipe section for the circulation of a measured medium, an accommodating pipe section which is integrally cast with the straight pipe section and used for the installation of an ultrasonic transducer, and a mounting seat which is integrally cast with the straight pipe section and the accommodating pipe section and used for the fastening of the ultrasonic transducer; the mounting seat comprises a first mounting wall and a second mounting wall which are integrally bent, and through holes communicated with the straight pipe section and the accommodating pipe section are formed in the first mounting wall and the second mounting wall. By adopting the structural design, the position precision of the containing pipe section can be effectively ensured by integrally casting the straight pipe section and the containing pipe section, and then the test precision of the ultrasonic flowmeter is effectively improved.
Description
Technical Field
The utility model relates to a check out test set technical field especially relates to an ultrasonic flowmeter casing.
Background
The ultrasonic transducers which are formed in pairs transmit and receive signals mutually, when fluid passes through, the transmit and receive signals mutually can generate time difference due to different receiving time of upstream and downstream signals under the influence of the flow velocity of the fluid, the time difference is the measuring principle of the ultrasonic flowmeter, and the flow of a measured medium is measured through the time difference.
After the ultrasonic flowmeter shell is provided with the ultrasonic transducers, the paths of the two ultrasonic transducers which are formed in pairs for transmitting and receiving signals are determined, and the accurate paths play an important role in metering of the ultrasonic flowmeter.
As shown in figure 1, the existing ultrasonic flowmeter is composed of a straight pipe section 1 through which a measured medium flows and a transducer mounting seat 3 on which an ultrasonic transducer 2 is mounted, the existing ultrasonic flowmeter is formed by welding the straight pipe section 1 through which the measured medium flows and the transducer mounting seat 3, a plurality of fillet welds exist in a welding assembly, and the welding amount of the fillet welds is large. This may result in some weld-formed components having weld distortion and distortion during welding that may result in inaccurate transducer mount 3 positioning. Thereby resulting in incorrect position of the ultrasonic transducer 2 after installation and reduced signal quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ultrasonic flowmeter casing, this casing can effectively guarantee to accomodate the position precision of pipeline section, avoids ultrasonic transducer mounted position inaccurate and causes ultrasonic flowmeter's measuring accuracy to reduce.
The utility model adopts the following technical scheme:
an ultrasonic flowmeter shell comprises a straight pipe section for flowing of a measured medium, a containing pipe section which is integrally cast with the straight pipe section and used for installing an ultrasonic transducer, and an installation seat which is integrally cast with the straight pipe section and the containing pipe section and used for fastening the ultrasonic transducer; the mounting seat comprises a first mounting wall and a second mounting wall which are integrally bent, and through holes communicated with the straight pipe section and the accommodating pipe section are formed in the first mounting wall and the second mounting wall.
The two sections of the accommodating pipe sections are symmetrically arranged along the middle section of the straight pipe section and are inclined towards one side far away from the straight pipe section, and the two sections of the accommodating pipe sections are communicated with the straight pipe section.
And the through hole which is communicated with the straight pipe section of the first mounting wall is communicated with an external pipeline.
And a plurality of threaded holes for fastening the ultrasonic transducer are uniformly distributed around the through hole of the second mounting wall.
Wherein the edges of the first mounting wall and the second mounting wall extend outward from the outer peripheral surfaces of the straight pipe section and the containing pipe section.
The through hole communicated with the external pipeline is a stepped hole, and one end of the external pipeline is inserted into the stepped hole and welded with the end face of the straight pipe section.
The external pipeline comprises a conveying pipe coaxially fastened with the straight pipe section and a flange arranged at one end, far away from the straight pipe section, of the conveying pipe.
Wherein, the straight tube section with accomodate the pressure that the pipeline section bore is greater than 10 Mpa.
The utility model has the advantages that: the utility model provides an ultrasonic flowmeter shell, which comprises a straight pipe section for the circulation of a measured medium, an accommodating pipe section which is integrally cast with the straight pipe section and used for the installation of an ultrasonic transducer, and a mounting seat which is integrally cast with the straight pipe section and the accommodating pipe section and used for the fastening of the ultrasonic transducer; the mounting seat comprises a first mounting wall and a second mounting wall which are integrally bent, and through holes communicated with the straight pipe section and the accommodating pipe section are formed in the first mounting wall and the second mounting wall. By adopting the structural design, the position precision of the containing pipe section can be effectively ensured through the straight pipe section, the containing pipe section and the mounting seat which are integrally cast, and then the test precision of the ultrasonic flowmeter is effectively improved.
Drawings
FIG. 1 is an isometric view of a prior art ultrasonic flow meter.
Fig. 2 is an isometric view of the ultrasonic flow meter of the present invention.
Figure 3 is an isometric view of the ultrasonic flow meter housing of the present invention.
Fig. 4 is a partial cross-sectional view of fig. 3.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 2 to 4, the present embodiment provides an ultrasonic flow meter housing, which includes a straight pipe section 4 for flowing a measured medium, a receiving pipe section 5 integrally cast with the straight pipe section 4 for mounting an ultrasonic transducer 2, and a mounting seat 6 integrally cast with the straight pipe section 4 and the receiving pipe section 5 for fastening the ultrasonic transducer 2; more specifically, in order to improve the installation accuracy of the ultrasonic transducer 2, the two sections of the accommodating pipe sections 5 in this embodiment are symmetrical along the middle section of the straight pipe section 4 and are arranged in an upward inclined manner towards the side away from the straight pipe section 4, and the two sections of the accommodating pipe sections 5 are communicated with the straight pipe section 4, so that errors caused by welding problems when the accommodating pipe sections 5 are welded to the straight pipe section 4 in the related art are effectively avoided.
Furthermore, in order to increase the strength of the ultrasonic flow meter housing and facilitate connection with other devices, the mounting seat 6 in this embodiment includes a first mounting wall 61 and a second mounting wall 62 that are integrally bent, the first mounting wall 61 and the second mounting wall 62 are both provided with through holes 611 and 621 that are communicated with the straight pipe section 4 and the containing pipe section 5, and the first mounting wall 61 and the second mounting wall 62 of the mounting seat 6 are respectively integrally cast with the corresponding end surfaces of the straight pipe section 4 and the containing pipe section 5. Furthermore, in this embodiment, in order to facilitate the installation of the ultrasonic transducer, a plurality of threaded holes 622 for fastening the ultrasonic transducer are uniformly distributed around the through hole 621 of the second installation wall 62, and when the ultrasonic transducer is installed, one end of the ultrasonic transducer is inserted into the receiving pipe section 5 through the through hole 621 of the second installation wall 62, and then is locked with the threaded holes 622 of the second installation wall 62 by screws.
In order to further expand the area of the mounting surfaces of the first mounting wall 61 and the second mounting wall 62, the edges of the first mounting wall 61 and the second mounting wall 62 in the present embodiment are extended outward from the outer peripheral surfaces of the straight pipe section 4 and the receiving pipe section 5. Thereby facilitating the connection of the external pipe 7 and the ultrasonic transducer 2 thereto.
Furthermore, the through hole of the first mounting wall 61 in this embodiment, which is communicated with the straight tube section 4, is communicated with the external pipeline 7, so as to facilitate the through connection between the external pipeline 7 and the straight tube section 4, preferably, the through hole communicated with the external pipeline 7 in this embodiment is a stepped hole, one end of the external pipeline 7 is inserted into the stepped hole and welded to the end surface of the straight tube section 4, and further, the external pipeline 7 includes a delivery pipe 71 coaxially fastened with the straight tube section, and a flange 72 disposed at one end of the delivery pipe 71, which is far away from the straight tube section 4, so as to facilitate the connection with an external medium delivery device, so that a medium can smoothly flow along the delivery pipe 71 and the straight tube section 4. Preferably, the straight pipe section 4 and the receiving pipe section 5 in this embodiment are both subjected to a pressure greater than 10 Mpa.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. The ultrasonic flowmeter shell is characterized by comprising a straight pipe section for flowing a measured medium, a receiving pipe section which is integrally cast with the straight pipe section and used for mounting an ultrasonic transducer, and a mounting seat which is integrally cast with the straight pipe section and the receiving pipe section and used for fastening the ultrasonic transducer; the mounting seat comprises a first mounting wall and a second mounting wall which are integrally bent, and through holes communicated with the straight pipe section and the accommodating pipe section are formed in the first mounting wall and the second mounting wall.
2. The ultrasonic flow meter shell according to claim 1, wherein the two sections of the receiving pipe sections are symmetrically arranged along the middle section of the straight pipe section and are inclined to one side far away from the straight pipe section, and the two sections of the receiving pipe sections are communicated with the straight pipe section.
3. An ultrasonic flow meter housing according to claim 1, wherein the through hole through which the first mounting wall and the straight tube section pass is in communication with an external conduit.
4. The ultrasonic flow meter shell according to claim 1, wherein a plurality of threaded holes for fastening the ultrasonic transducer are uniformly distributed around the through hole of the second mounting wall.
5. An ultrasonic flow meter housing according to claim 1, wherein the edges of the first and second mounting walls each extend outwardly of the outer peripheral surfaces of the straight tube section and the receiving tube section.
6. The ultrasonic flow meter shell according to claim 3, wherein the through hole communicated with the external pipeline is a stepped hole, and one end of the external pipeline is inserted into the stepped hole and welded with the end surface of the straight pipe section.
7. An ultrasonic flow meter housing according to claim 3, wherein the external conduit comprises a delivery tube secured coaxially with the straight tube section, and a flange provided at an end of the delivery tube remote from the straight tube section.
8. An ultrasonic flow meter housing according to claim 1, wherein the straight tube section and the receiving tube section are subjected to a pressure of greater than 10 Mpa.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020694997.6U CN212082485U (en) | 2020-04-29 | 2020-04-29 | Ultrasonic flowmeter shell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020694997.6U CN212082485U (en) | 2020-04-29 | 2020-04-29 | Ultrasonic flowmeter shell |
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CN212082485U true CN212082485U (en) | 2020-12-04 |
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CN202020694997.6U Active CN212082485U (en) | 2020-04-29 | 2020-04-29 | Ultrasonic flowmeter shell |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113681137A (en) * | 2021-10-22 | 2021-11-23 | 江苏帕卓管路系统股份有限公司 | Automatic welding machine |
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2020
- 2020-04-29 CN CN202020694997.6U patent/CN212082485U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113681137A (en) * | 2021-10-22 | 2021-11-23 | 江苏帕卓管路系统股份有限公司 | Automatic welding machine |
CN113681137B (en) * | 2021-10-22 | 2022-01-18 | 江苏帕卓管路系统股份有限公司 | Automatic welding machine |
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