CN217560717U - Transducer for large-diameter ultrasonic water meter - Google Patents
Transducer for large-diameter ultrasonic water meter Download PDFInfo
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- CN217560717U CN217560717U CN202220896313.XU CN202220896313U CN217560717U CN 217560717 U CN217560717 U CN 217560717U CN 202220896313 U CN202220896313 U CN 202220896313U CN 217560717 U CN217560717 U CN 217560717U
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- potsherd
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Abstract
The utility model provides a large-bore ultrasonic transducer for water gauge, including transducer casing and potsherd, the transducer casing is including section and linkage segment of wading, section one side of wading is formed with the inclined plane, be formed with the external screw thread on the linkage segment, the protruding baffle that is equipped with between section and the linkage segment of wading, the inside cavity that is formed with of transducer casing, the cavity bottom extends to section and the cavity bottom of wading and is on a parallel with the inclined plane sets up, cavity bottom ring-type distribution has the support frame, the welding has the wire on the potsherd, wire one end is extended the cavity, the potsherd compress tightly through the chucking subassembly flatly paste in the support frame sets up just it has filled glue in the cavity, the utility model discloses compare with traditional transducer structural mounting in the watchcase same position, can further reduce its influence to rivers in the watchcase, draw simultaneously and correspond the distance between two potsherds, and then improve its measurement accuracy.
Description
Technical Field
The utility model belongs to the technical field of the water gauge is made and specifically relates to indicate a transducer for heavy-calibre ultrasonic water meter.
Background
The ultrasonic water meter is a full electronic instrument, and the flow is calculated by detecting the time difference generated by the forward and reverse flight time of ultrasonic beams in water due to the speed difference to obtain the flow rate of the water, wherein an ultrasonic water meter transducer becomes the key for directly influencing the metering precision of the ultrasonic water meter. Most of the transducers that present most of water gauge manufacturers used are directly purchased from the market, its major structure comprises potsherd and potsherd support, later stage rethread is glued and is fixed into the cylinder shape, so overall structure's height is just than higher, still need cooperate other spare parts to clamp to the transducer casing on installing the heavy-calibre watchcase and use, utility model discloses an applied transducer casing and transducer in 202220103923.X, because the whole higher reason of transducer, the transducer slope is installed on the transducer casing, just lead to the transducer casing to wade the height of water part also correspondingly to have improved a lot of, so greatly influence the rivers in the casing, also reduced a lot with the distance that corresponds the potsherd that sets up simultaneously, the measurement accuracy has been reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a transducer for heavy-calibre ultrasonic water meter compares with traditional transducer structural mounting at the watchcase same position, can further reduce its influence to rivers in the watchcase, draws the distance between two corresponding potsherds simultaneously greatly, and then improves its measurement accuracy. In order to achieve the above purpose, the utility model adopts the following technical scheme:
(II) technical scheme
The utility model provides a large-diameter ultrasonic transducer for water gauge, includes the transducer casing and installs the potsherd at transducer casing inside, the transducer casing is including section and linkage segment of wading, section one side of wading is formed with the inclined plane, be formed with the external screw thread on the linkage segment, it is protruding to be equipped with the baffle between section and the linkage segment of wading, the inside cavity that is formed with of transducer casing, the cavity bottom extends to section and cavity bottom of wading and is on a parallel with the inclined plane sets up, cavity bottom ring distribution has the support frame, the welding has the wire on the potsherd, wire one end is extended the cavity, the potsherd compresses tightly through the chucking subassembly tie in the support frame sets up just it has glue to fill in the cavity.
Furthermore, the clamping assembly comprises an elastic clamping piece and an internal thread cover, one end of the elastic clamping piece is extruded on the ceramic sheet, the other end of the elastic clamping piece is pressed by the internal thread cover, and the internal thread cover is arranged in the cavity in a rotating mode.
Furthermore, the elastic clamping piece comprises a connecting plate and an elastic piece, the elastic piece is obliquely connected to the connecting plate, the elastic piece is extruded on the ceramic piece, a positioning groove is formed in the cavity, and the connecting plate is clamped in the positioning groove.
Furthermore, a positioning lug is arranged above the baffle and connected to the connecting section.
(III) advantageous effects
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, the utility model discloses a potsherd replaces the transducer that market purchased, greatly reduced holistic height, thereby the slope is installed on the transducer casing after greatly reduced the height of transducer casing part of wading, can further reduce its influence to rivers in the casing, draws the distance between two corresponding potsherds simultaneously greatly, and then improves its measurement accuracy.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is an effect diagram of the present invention.
The reference numbers illustrate:
1. transducer shell 11, wading section 111, inclined surface 12 and connecting section
121. External thread 13, baffle 14, cavity 15, support frame
16. Positioning groove 17, positioning projection 2, ceramic plate 3 and lead
4. Clamping assembly 41, elastic clamping piece 411, connecting plate 412 and elastic piece
42. Internal thread cover
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 and 2, a transducer for a large-diameter ultrasonic water meter includes a transducer housing 1 and a ceramic wafer 2 mounted inside the transducer housing 1, the transducer housing 1 includes a wading section 11 and a connecting section 12, the wading section 11 is mounted inside a meter case and contacts with water, the connecting section 12 is connected and fixed on the meter case and does not contact with water, an inclined plane 111 is formed on one side of the wading section 11, the inclined plane 111 forms a transmitting plane and a receiving plane with a corresponding transducer, an external thread 121 is formed on the connecting section 12, a baffle 13 is convexly disposed between the wading section 11 and the connecting section 12, the external thread 121 cooperates with a nut and the baffle 13 to clamp the transducer housing 1 on the meter case, a cavity 14 is formed inside the transducer housing 1, the bottom of the cavity 14 extends to the wading section 11, the bottom of the cavity 14 is parallel to the inclined plane 111, an annular support frame 15 is disposed at the bottom of the cavity 14, the height of the support frame 15 is not required to be high, but the support frame is prevented from being attached to the cavity 14, a gap is not formed between the ceramic wafer 2 and a lead 3 is welded on the ceramic wafer 2, and a lead wire 3 is welded to be parallel to the support frame, so that the ceramic wafer assembly can be prevented from being separated from the ceramic wafer 2 and from being separated from the ceramic wafer 2, and from the ceramic wafer support frame by the heat sealing, and the heat sealing glue, and the heat sealing. The utility model discloses mainly replace the transducer that the market was purchased through the potsherd, greatly reduced holistic height, thereby the slope is installed on transducer casing 1 after greatly reduced the height of wading section 11 on the transducer casing 1, can further reduce its influence to rivers in the counter shell, distance between two potsherds 2 compares before simultaneously in the transducer that two markets were purchased the distance between the potsherds has lengthened, and then improves its measurement accuracy.
For convenience of design and manufacture, the clamping assembly 4 includes an elastic clamping piece 41 and an internal thread cover 42, one end of the elastic clamping piece 41 is pressed on the ceramic plate 2, the other end of the elastic clamping piece 41 is pressed by the internal thread cover 42, and the internal thread cover 42 is screwed in the cavity 14. The elastic clamping piece 41 comprises a connecting plate 411 and an elastic piece 412, the elastic piece 412 is obliquely connected to the connecting plate 411, the elastic piece 412 is extruded on the ceramic plate 2, a positioning groove 16 is formed in the cavity 14, and the connecting plate 411 is clamped in the positioning groove 16. During installation, the connecting plate 411 is pressed downwards along the positioning slot 16, and then the internal screw cap 42 is screwed downwards until the connecting plate 411 cannot be pressed downwards again, namely the ceramic plate 2 is clamped.
In order to facilitate later positioning and installation on the watch case, a positioning lug 17 is arranged above the baffle 13, and the positioning lug 17 is connected to the connecting section 12.
The utility model discloses a potsherd replaces the transducer that the market purchased, greatly reduced holistic height, thereby the slope is installed on the transducer casing after greatly reduced the height of transducer casing paddle portion, can further reduce its influence to rivers in the watchcase, draws the distance between two corresponding potsherds simultaneously greatly, and then improves its measurement accuracy.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides a transducer for heavy-calibre ultrasonic water meter which characterized in that: including the transducer casing with install at the inside potsherd of transducer casing, the transducer casing includes wading section and linkage segment, wading section one side is formed with the inclined plane, be formed with the external screw thread on the linkage segment, protruding baffle that is equipped with between wading section and the linkage segment, the inside cavity that is formed with of transducer casing, the cavity bottom extends to wading section and cavity bottom and is on a parallel with the inclined plane sets up, cavity bottom ring distribution has the support frame, the welding has the wire on the potsherd, wire one end is extended the cavity, the potsherd compresses tightly through the chucking subassembly and pastes in the support frame sets up just it has glue to pour into in the cavity.
2. The transducer for a large-caliber ultrasonic water meter according to claim 1, wherein: the clamping assembly comprises an elastic clamping piece and an internal thread cover, one end of the elastic clamping piece is extruded on the ceramic sheet, the other end of the elastic clamping piece is pressed by the internal thread cover, and the internal thread cover is arranged in the cavity in a rotating mode.
3. The transducer for a large-caliber ultrasonic water meter according to claim 2, wherein: the elastic clamping piece comprises a connecting plate and an elastic piece, the elastic piece is obliquely connected to the connecting plate, the elastic piece is extruded on the ceramic piece, a positioning groove is formed in the cavity, and the connecting plate is clamped in the positioning groove.
4. The transducer for a large-caliber ultrasonic water meter according to claim 1, wherein: and a positioning lug is arranged above the baffle and connected to the connecting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220896313.XU CN217560717U (en) | 2022-04-18 | 2022-04-18 | Transducer for large-diameter ultrasonic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220896313.XU CN217560717U (en) | 2022-04-18 | 2022-04-18 | Transducer for large-diameter ultrasonic water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217560717U true CN217560717U (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220896313.XU Active CN217560717U (en) | 2022-04-18 | 2022-04-18 | Transducer for large-diameter ultrasonic water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217560717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022210971A1 (en) | 2022-10-18 | 2024-04-18 | Mib Gmbh Messtechnik Und Industrieberatung | Ultrasonic measuring arrangement |
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2022
- 2022-04-18 CN CN202220896313.XU patent/CN217560717U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022210971A1 (en) | 2022-10-18 | 2024-04-18 | Mib Gmbh Messtechnik Und Industrieberatung | Ultrasonic measuring arrangement |
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