Plastic insertion rod of ultrasonic water meter

Abstract

The utility model discloses an ultrasonic water meter plastic inserting rod which comprises an inserting rod body, a set of transducer holes are formed in the side wall of the inserting rod body, transducer assemblies are fixedly arranged in the transducer holes, each transducer assembly specifically comprises a ceramic wafer and a plastic plug, and a rubber gasket is arranged between the ceramic wafer and the plastic plug. One end of the plastic plug is connected with the rubber gasket, the other end of the plastic plug is attached to the side wall of the insertion rod body, the transducer assembly is in signal connection with the insertion rod adapter plate, a traditional metal insertion rod is replaced with the plastic insertion rod, the weight is effectively reduced, cost is reduced, and meanwhile corrosion resistance is improved. Due to the design of the wire channel in the insertion rod body, the arrangement of an ultrasonic signal line and a power line is more reasonable, the interference of signals is reduced, and the transmission efficiency of the signals is improved; due to the design of the thread structure and the tin soldering fixed connection point of the sensor connecting part, the ultrasonic sensor is simpler, more convenient and quicker to install.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic water meters, in particular to a plastic insert rod of an ultrasonic water meter. Background Art

[0002] With the continuous development of ultrasonic technology, ultrasonic water meters have gradually replaced traditional mechanical water meters due to their advantages such as high accuracy, no mechanical wear, and no obstructions.

[0003] However, in existing ultrasonic water meters, the connection component between the ultrasonic sensor and the water meter body is usually a metal rod, which has problems such as heavy weight, high cost, and easy corrosion. Summary of the invention

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems existing in the existing ultrasonic insertion rod, the present utility model is proposed.

[0006] Therefore, the utility model aims to provide a plastic insert rod for an ultrasonic water meter, so as to solve the problems of the existing ultrasonic metal insert rods being heavy, costly and easy to corrode.

[0007] To solve the above technical problems, the utility model provides the following technical solutions: a plastic plug rod for an ultrasonic water meter, comprising a plug rod body, a group of transducer holes are arranged on the side wall of the plug rod body, a transducer assembly is fixedly arranged in a group of the transducer holes, the transducer assembly specifically comprises a ceramic chip and a plastic plug, a rubber gasket is arranged between the ceramic chip and the plastic plug, one end of the plastic plug is connected to the rubber gasket, and the other end is attached to the side wall of the plug rod body, and the transducer assembly is signal-connected to the plug rod adapter plate.

[0008] As a preferred solution of the ultrasonic water meter plastic plug rod of the utility model, a group of soldering fixing points are arranged on the side wall of the plug rod body and at the edge adjacent to the plastic plug.

[0009] As a preferred solution of the ultrasonic water meter plastic plug rod described in the utility model, the main body material of the plug rod is plastic.

[0010] As a preferred solution of the ultrasonic water meter plastic plug rod of the utility model, a group of threaded holes are arranged on the top of the plug rod body, and the plug rod is fixed to the corresponding position of the inner cavity of the box body assembly by external screws.

[0011] As a preferred solution of the ultrasonic water meter plastic plug rod described in the utility model, there are two transducer holes, and each of the transducer holes is equipped with two tin soldering fixing points.

[0012] As a preferred solution of the ultrasonic water meter plastic plug rod described in the utility model, an O-ring is arranged on the top of the plug rod body.

[0013] The utility model provides a plastic insert rod for an ultrasonic water meter, which has the following beneficial effects:

[0014] 1. The utility model adopts plastic plug rods to replace traditional metal plug rods, which effectively reduces weight, reduces costs, and improves corrosion resistance;

[0015] 2. The wire channel design inside the rod body makes the layout of the ultrasonic signal line and the power line more reasonable, reduces signal interference, and improves signal transmission efficiency;

[0016] 3. The threaded structure of the sensor connection and the design of the soldering connection point make the installation of the ultrasonic sensor easier and faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 It is a schematic diagram of the overall structure of the plug rod of the utility model.

[0019] Figure 2 The utility model is a schematic diagram of the exploded structure of the plug rod. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0022] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0023] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included. Example

[0024] Reference Figure 1 and Figure 2 The utility model provides an ultrasonic water meter plastic plug, including a plug body 41, a group of transducer holes 42 are arranged on the side wall of the plug body 41, a transducer assembly 43 is fixedly arranged in the group of transducer holes 42, the transducer assembly 43 specifically includes a ceramic chip 43a and a plastic plug 43c, a rubber gasket 43b is arranged between the ceramic chip 43a and the plastic plug 43c, one end of the plastic plug 43c is connected to the rubber gasket 43b, and the other end is attached to the side wall of the plug body 41, and the transducer assembly 43 is connected to the plug adapter board signal.

[0025] Furthermore, a group of soldering points 44 are provided on the side wall of the plug body 41 and at the edge adjacent to the plastic plug 43c.

[0026] Furthermore, the material of the rod body 41 is plastic.

[0027] Specifically, a group of threaded holes are provided on the top of the insertion rod body 41, and external screws are used to fix the rod body 41 at corresponding positions in the inner cavity of the box body assembly.

[0028] Specifically, two transducer holes 42 are provided, and each transducer hole 42 is equipped with two soldering fixing points 44 .

[0029] Specifically, an O-ring is disposed on the top of the plunger body 41 .

[0030] During use, the rod adapter plate receives the signal and controls the ceramic chip 43a to emit ultrasonic waves. The ceramic chip in the other transducer rod receives the signal, thereby calculating the flow rate.

[0031] The utility model provides a plastic insert rod for an ultrasonic water meter, which has the following beneficial effects:

[0032] 1. The utility model adopts plastic plug rods to replace traditional metal plug rods, which effectively reduces weight, reduces costs, and improves corrosion resistance;

[0033] 2. The wire channel design inside the rod body makes the layout of the ultrasonic signal line and the power line more reasonable, reduces signal interference, and improves signal transmission efficiency;

[0034] 3. The threaded structure of the sensor connection and the design of the soldering connection point make the installation of the ultrasonic sensor easier and faster.

[0035] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A plastic rod for an ultrasonic water meter, characterized in that: The invention comprises an insert rod body (41), a group of transducer holes (42) are arranged on the side wall of the insert rod body (41), a transducer assembly (43) is fixedly arranged in each of the group of transducer holes (42), the transducer assembly (43) specifically comprises a ceramic chip (43a) and a plastic plug (43c), a rubber gasket (43b) is arranged between the ceramic chip (43a) and the plastic plug (43c), one end of the plastic plug (43c) is connected to the rubber gasket (43b), and the other end is attached to the side wall of the insert rod body (41), and the transducer assembly (43) is connected to the insert rod adapter plate signal.

2. The ultrasonic water meter plastic rod according to claim 1, characterized in that: A group of soldering fixing points (44) are arranged on the side wall of the insertion rod body (41) and at the edge adjacent to the plastic plug (43c).

3. The ultrasonic water meter plastic rod as claimed in claim 2, characterized in that: The material of the insertion rod body (41) is plastic.

4. The ultrasonic water meter plastic rod as claimed in claim 3, characterized in that: A group of threaded holes are arranged on the top of the insertion rod body (41), and are used with external screws to fix the rod at corresponding positions in the inner cavity of the box body assembly.

5. The ultrasonic water meter plastic rod as claimed in claim 4, characterized in that: Two transducer holes (42) are provided, and each transducer hole (42) is equipped with two soldering fixing points (44).

6. The ultrasonic water meter plastic rod according to claim 5, characterized in that: An O-ring is provided on the top of the insertion rod body (41).

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