CN221464697U - Ultrasonic water meter transducer connecting device convenient to assemble - Google Patents
Ultrasonic water meter transducer connecting device convenient to assemble Download PDFInfo
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- CN221464697U CN221464697U CN202323147963.8U CN202323147963U CN221464697U CN 221464697 U CN221464697 U CN 221464697U CN 202323147963 U CN202323147963 U CN 202323147963U CN 221464697 U CN221464697 U CN 221464697U
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- transducer
- water meter
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- plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000000919 ceramic Substances 0.000 claims abstract description 29
- 239000012634 fragment Substances 0.000 claims description 14
- 230000001788 irregular Effects 0.000 claims description 5
- 238000010079 rubber tapping Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 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
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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Abstract
The utility model discloses an ultrasonic water meter transducer connecting device convenient to assemble, which comprises a transducer, a spring piece seat, a spring piece, a screw, a circuit board and a water meter shell. In the scheme, the ceramic plate and the ceramic plate transfer small plate are used for replacing the integrated transducer, so that the production cost is reduced; the hard elastic sheet is used for replacing the soft lead, wherein the outer elastic sheet is wrapped outside the inner elastic sheet, the connecting mode simplifies the production process, is convenient to assemble, and simultaneously realizes a good electromagnetic shielding effect.
Description
Technical Field
The utility model relates to the technical field of ultrasonic water meters, in particular to an ultrasonic water meter transducer connecting device convenient to assemble.
Background
The transducer is a key device for transmitting and receiving ultrasonic signals, and is required to be attached to a fluid pipeline, so that interference caused by other factors is avoided to the maximum extent, and the metering precision is ensured. Limited by the compact space within the watch and screen display requirements, the transducer is often a relatively large distance from the circuit board. Currently, conventional ultrasonic water meters commonly use an integrated transducer soldered to a circuit board via leads. If the utility model is an inserted reflective ultrasonic water meter, the patent number is CN203657857U, an integrated transducer is arranged above a water meter pipeline, and the transducer is connected with a computing unit through a soft lead. This connection has the disadvantages of high price and difficult assembly.
Disclosure of utility model
In view of the above, the utility model provides an ultrasonic water meter transducer connecting device which is convenient to assemble, and the ceramic plate switching small plate are used for replacing an integrated transducer, so that the production cost is reduced; the hard spring piece is used for replacing the soft lead, so that the assembly is convenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an ultrasonic wave water gauge transducer connecting device convenient to equipment, includes transducer, shell fragment seat, shell fragment, screw, circuit board, water gauge shell, and wherein the transducer comprises potsherd and potsherd platelet, and both use glue to connect.
Preferably, the elastic sheet seat is in interference fit with the energy converter, and after the elastic sheet seat is installed in place, downward pressure is continuously applied to the ceramic piece part of the energy converter, so that the glue contact surface is prevented from displacement in the glue solidification process.
Preferably, the spring plate seat is provided with a spring plate guide hole, and the upper end of the spring plate guide hole is provided with a chamfer so as to be convenient for installing the spring plate.
Preferably, the spring plate is composed of an inner spring plate, an outer spring plate and a spring plate supporting piece;
The shell fragment support piece is insulating plastic part, and outside shell fragment parcel is outside shell fragment support piece, and inside shell fragment setting is inside the shell fragment support piece, and outside shell fragment and inside shell fragment do not contact.
According to the technical scheme, the ultrasonic water meter transducer connecting device convenient to assemble provided by the utility model adopts the ceramic plate and the ceramic plate switching small plate to replace an integrated transducer, so that the cost is reduced; and a soft lead is canceled, and the transducer is connected with the circuit board by using the hard elastic sheet, so that welding is not needed, and the assembly is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly introduce the drawings that are required to be used in the embodiments or the prior art descriptions, it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of various parts of a structure provided by an embodiment of the present utility model;
FIG. 2 is a front view of a transducer according to an embodiment of the present utility model;
FIG. 3 is a diagram of a spring plate seat according to an embodiment of the present utility model;
FIG. 4 is an exploded view of a spring plate according to an embodiment of the present utility model;
FIG. 5 is a diagram of a water meter housing according to an embodiment of the present utility model;
Wherein, 1 is a transducer, 1.1 is a ceramic plate, 1.2 is a ceramic plate transfer small plate, 1.2.1 is an irregular through hole, 1.2.2 is a stud avoidance hole, 1.2.3 is a positioning hole, and 1.2.4 is an elastic sheet connecting hole; 2 is a spring plate seat, 2.1 is a spring plate guide hole, 2.2 is a screw fixing hole, and 2.3 is a circular extrusion plate; 3 is a self-tapping screw; 4 is an elastic sheet, 4.1 is an inner elastic sheet, 4.1.1 is an inner elastic sheet fixing hole, 4.2 is an elastic sheet supporting piece, 4.2.1 is an inner elastic sheet supporting column, and 4.3 is an outer elastic sheet; 5 is a circuit board; 6 is a water meter shell, 6.1 is a ceramic plate mounting groove, 6.2 is a screw column, and 6.3 is a positioning column.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The ultrasonic water meter transducer connecting device convenient to assemble provided by the embodiment of the utility model, as shown in fig. 1, comprises a transducer 1, wherein the transducer comprises a ceramic plate 1.1 and a ceramic plate switching small plate 1.2 (shown in fig. 2), a spring plate seat 2, a self-tapping screw 3, a spring plate 4, a circuit board 5 and a water meter shell 6.
In this scheme, each part is assembled from bottom to top in proper order:
The transducer 1 is arranged above a pipeline of the water meter shell 6, wherein a ceramic plate 1.1 (shown in figure 2) is arranged above a ceramic plate mounting groove 6.1 (shown in figure 5) and is close to the pipeline, and the quality of ultrasonic signals is ensured by bonding with glue; as shown in fig. 2, the ceramic chip switching small plate 1.2 is provided with an elastic piece connecting hole 1.2.4 for connecting the elastic piece 4 to realize electric signal transmission;
further, as shown in fig. 2, the ceramic chip transfer small plate 1.2 in the transducer 1 is provided with a stud avoidance hole 1.2.2 and a positioning hole 1.2.3, so that the transducer 1 is convenient to install, and errors in the installation direction are prevented;
still further, ceramic wafer switching platelet 1.2 sets up irregular through-hole 1.2.1, and ceramic wafer 1.1 bonds in the inside part that irregular through-hole 1.2.1 cut out, and when the existence of irregular through-hole 1.2.1 guaranteed that ceramic wafer 1.1 received the power of vertical direction, the ceramic wafer had certain displacement volume.
As shown in fig. 1, a spring plate seat 2 is arranged above a transducer 1; the tapping screw 3 passes through the screw fixing hole 2.2 (shown in figure 3) and is screwed on the screw column 6.2 (shown in figure 5) of the water meter shell 6 to fix the spring plate seat 2;
Further, the circular extrusion piece 2.3 (shown in fig. 3) of the elastic piece seat 2 is in interference fit with the transducer 1, and the bonding quality of glue is ensured by continuously applying downward force to the ceramic piece 1.1.
As shown in fig. 1, the spring plate 4 is inserted into a spring plate connecting hole 1.2.4 (shown in fig. 2) of the transducer 1 along a spring plate guiding hole 2.1 (shown in fig. 3), wherein an inner spring plate 4.1 is connected with a positive electrode, and an outer spring plate 4.3 is connected with a negative electrode (shown in fig. 4);
Further, as shown in fig. 4, the spring plate 4 is composed of an inner spring plate 4.1, a spring plate connecting piece 4.2 and an outer spring plate 4.3; the inner spring piece fixing hole 4.1.1 of the inner spring piece 4.1 is arranged on the inner spring piece supporting column 4.2.1 of the spring piece connecting piece 4.2, and the outer spring piece is wrapped outside the spring piece connecting piece 4.2;
It should be noted that, in this scheme, the inside shell fragment 4.1 of connecting the positive pole is wrapped up by the outside shell fragment 4.3 of connecting the negative pole, has avoided the interference of outside electromagnetic environment to the inside electric signal transmission of water gauge.
The circuit board 5 is installed in place under the limit of the water meter shell 6, and meanwhile, the upper end of the spring plate 4 is inserted into a connecting hole on the circuit board 5.
The key point and the point to be protected of the utility model are as follows:
1. The ceramic plate and the ceramic plate transfer small plate are used for replacing the integrated transducer, so that the cost of parts is reduced;
2. the hard elastic sheet is used, a soft lead is canceled, and the assembly is convenient to realize;
3. The external spring sheet wraps the internal spring sheet, so that the interference of the external electromagnetic environment to the electric signal is prevented.
The utility model has the advantages that:
1. The cost is low, and the ceramic plate transfer small plate are used for replacing the integrated transducer;
2. The assembly is simple, the automation is easy to realize, the assembly directions are uniform, the assembly is carried out from bottom to top, the hard elastic sheets are used for connection, welding is not needed, and labor is reduced;
3. the anti-electromagnetic interference capability is strong, and the external shrapnel connected with the negative electrode is used for wrapping the internal shrapnel connected with the positive electrode, so that the interference of the external electromagnetic environment on the transmission of the electric signal inside the water meter is avoided;
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides an ultrasonic water meter transducer connecting device convenient to equipment, includes transducer (1), shell fragment seat (2), self-tapping screw (3), shell fragment (4), circuit board (5), water gauge shell (6), its characterized in that, transducer (1) uses shell fragment (4) to be connected with circuit board (5).
2. An ultrasonic water meter transducer connection device convenient to assemble according to claim 1, characterized in that the transducer (1) consists of a ceramic plate (1.1) and a ceramic plate transfer small plate (1.2);
The ceramic chip switching small plate (1.2) is provided with an irregular through hole (1.2.1), so that a certain displacement amount of the ceramic chip (1.1) after being stressed is ensured.
3. An ultrasonic water meter transducer connecting device convenient to assemble according to claim 1, characterized in that the elastic sheet seat (2) is in interference fit with the transducer (1), and reliable adhesion of the ceramic sheet (1.1) and the water meter shell (6) is ensured by applying a pressing force to the ceramic sheet.
4. An ultrasonic water meter transducer connection device convenient for assembly according to claim 1, characterized in that the spring plate (4) consists of an inner spring plate (4.1), a spring plate support (4.2) and an outer spring plate (4.3);
The external elastic sheet (4.3) is wrapped outside the internal elastic sheet (4.1), so that the interference of the external electromagnetic environment on the transmission of the electric signal is avoided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147963.8U CN221464697U (en) | 2023-11-22 | 2023-11-22 | Ultrasonic water meter transducer connecting device convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147963.8U CN221464697U (en) | 2023-11-22 | 2023-11-22 | Ultrasonic water meter transducer connecting device convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221464697U true CN221464697U (en) | 2024-08-02 |
Family
ID=92352858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323147963.8U Active CN221464697U (en) | 2023-11-22 | 2023-11-22 | Ultrasonic water meter transducer connecting device convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221464697U (en) |
-
2023
- 2023-11-22 CN CN202323147963.8U patent/CN221464697U/en active Active
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