Novel ultrasonic water meter

Abstract

The utility model discloses a novel ultrasonic water meter, which adopts a transducer side-mounted structure, under the side-mounted structure, ultrasonic signals emitted by a ceramic wafer in a transducer assembly at one end are repeatedly refracted in an ultrasonic pipe section and transmitted to a transducer assembly at the other end to be received, and the transmission medium through which the ultrasonic signals pass is water. The constant medium in the transmission process is ensured, the influence of bubbles at the top in a pipe section is avoided, and the problems that ultrasonic signals emitted by a transducer at the top are influenced by air bubbles due to the fact that the transducer is installed at the top of the pipe section in an existing ultrasonic water meter, the ultrasonic signals penetrate through the medium in the measurement process cannot be completely unified, and the measurement accuracy is poor are ingeniously solved. And the measurement accuracy is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ultrasonic water meter especially relates to a novel ultrasonic water meter. BACKGROUND

[0002] The existing ultrasonic water meter mainly transmits and receives ultrasonic signals through a transducer, and calculates the flow rate by measuring the time difference of ultrasonic propagation in the fluid.

[0003] However, the existing ultrasonic water meter generally chooses to install the transducer on the top of the pipe section, and the water flow directly passes through the lower pipe section. This installation method causes the ultrasonic signals emitted by the top transducer to be affected by air bubbles, and the medium through which the ultrasonic signals pass during the measurement process cannot be completely uniform, affecting the accuracy of the measurement. SUMMARY

[0004] This section aims to outline 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 abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. 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 water meter, the utility model is proposed.

[0006] Therefore, the utility model aims to provide a side-mounted transducer ultrasonic water meter to solve the problem that the existing ultrasonic water meter installs the transducer on the top of the pipe section, causing the ultrasonic signals emitted by the top transducer to be affected by air bubbles, and the medium through which the ultrasonic signals pass during the measurement process cannot be completely uniform, affecting the accuracy of the measurement.

[0007] To solve the above technical problems, the utility model provides the following technical scheme: a novel ultrasonic water meter, comprising an ultrasonic pipe section assembly, a group of embedded holes for installing a transducer assembly are symmetrically arranged on the two side walls of the ultrasonic pipe section assembly, the transducer assembly is embedded in the embedded hole, a reflection hole for installing a corresponding reflector is opened on the opposite side wall of each embedded hole, a reflector is embedded in each reflection hole, the transducer assembly comprises a transducer support, a ceramic wafer, a rubber gasket and an electric cover are sequentially connected in the transducer support, the electric cover is fixed in the transducer support by screws, a support gasket is arranged on the outer cover of the transducer support, the support gasket is fixed on the side wall of the ultrasonic pipe section assembly by a group of screws, the ceramic wafer is opposite to the center of the corresponding reflector, one end of the reflector reflects the ultrasonic signals emitted by the ceramic wafer to the other end of the reflector in the pipe section of the ultrasonic pipe section assembly, and the other end of the ceramic wafer receives the corresponding ultrasonic signals, a water meter assembly is arranged on the ultrasonic pipe section assembly.

[0008] As a preferred scheme of the novel ultrasonic water meter, the water meter assembly specifically comprises a lithium battery, an adapter plate and an electric appliance box, the electric appliance box is provided with a circuit board assembly, the water meter assembly is provided with an upper cover, and a sealing gasket is arranged between the water meter assembly and the upper cover; wherein the ceramic wafer is signal connected with the adapter plate, the adapter plate is signal connected with the circuit board assembly, and the lithium battery is used for power supply for all components.

[0009] As a preferred scheme of the novel ultrasonic water meter, a group of shell embedding holes are arranged on the surface of the support gasket, and a shell gasket cover is arranged on the support gasket through embedding rods arranged on the shell gasket and matched with the shell embedding holes.

[0010] As a preferred scheme of the novel ultrasonic water meter, a group of screws are arranged on the support gasket through a triangular fixing mode to fix the support gasket on the side wall of the ultrasonic pipe segment assembly.

[0011] As a preferred scheme of the novel ultrasonic water meter, a limiting groove is arranged in the reflection hole, a limiting block is arranged on the corresponding base of the reflecting mirror, the limiting block is completely embedded in the limiting groove, and the complete installation of the corresponding base of the reflecting mirror and the reflection hole is realized.

[0012] As a preferred scheme of the novel ultrasonic water meter, a group of positioning blocks are arranged on the electric cover, a matching positioning groove is arranged in the embedding hole, the positioning block is embedded in the positioning groove, and the complete installation of the electric cover and the embedding hole is realized.

[0013] As a preferred scheme of the novel ultrasonic water meter, a sealing ring is arranged on the electric cover, at the connection position of the electric cover and the support gasket.

[0014] As a preferred scheme of the novel ultrasonic water meter, a rectifying component can be embedded in the water inlet port and the water outlet port of the ultrasonic pipe segment assembly.

[0015] As a preferred scheme of the novel ultrasonic water meter, the pipe segment in the internal pipe segment of the ultrasonic pipe segment assembly is in a uniform elliptical shape.

[0016] The utility model discloses a beneficial effect: the utility model provides a novel ultrasonic water meter, compared with traditional installation scheme, the utility model creatively adopts the structure of lateral installation of transducer, under the structure of lateral installation, the ultrasonic signal of ceramic wafer emission in one end transducer assembly repeatedly refracts in ultrasonic pipe section and is transmitted to the other end transducer assembly and is received, and the transmission medium of ultrasonic signal is all water, guarantees the medium constancy in transmission process, avoids the influence of top bubble in pipe section, ingeniously solves the problem that the top transducer of existing ultrasonic water meter installs the ultrasonic signal of top transducer and is influenced by air bubble, and ultrasonic signal cannot be completely unified in the transmission medium in the measuring process, influences the problem of measurement accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without the creative labor, wherein:

[0018] Fig. 1 It is the overall structure schematic diagram of the utility model.

[0019] Fig. 2 It is the explosion structure schematic diagram of the utility model.

[0020] Fig. 3 It is the overall structure schematic diagram of the ultrasonic pipe section assembly of the utility model.

[0021] Fig. 4 It is the pipe section signal transmission route drawing of the utility model. DETAILED DESCRIPTION

[0022] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the following will be the specific embodiment of the utility model detailed description with the drawings of the specification.

[0023] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description herein, and those skilled in the art can make similar generalization without violating the connotation of the utility model, therefore, the utility model is not limited by the specific embodiments disclosed below.

[0024] Secondly, the "one embodiment" or "embodiment" referred to here means that the specific features, structures or characteristics can be included in at least one implementation of the utility model. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment that excludes other embodiments.

[0025] Thirdly, the utility model is described in detail in combination with the schematic diagram, in order to facilitate explanation, the sectional view showing the structure of the device will be partially enlarged without general proportion, and the schematic diagram is only an example, which should not limit the scope of the utility model protection here. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0026] The existing ultrasonic water meter generally selects to install the transducer on the top of the pipe section, and the water flow directly passes through the lower pipe section, and this installation method can cause the ultrasonic signal emitted by the top transducer to be affected by air bubbles, and the medium through which the ultrasonic signal passes during the measurement process cannot be completely uniform, thereby affecting the accuracy of measurement.

[0027] Therefore, with reference to Figs. 1-4 The utility model provides a novel ultrasonic water meter, including ultrasonic pipe section assembly 1, one side wall of ultrasonic pipe section assembly 1 is symmetrically provided with a group of for installing transducer assembly 2's embedded hole, and the embedded hole is embedded with transducer assembly 2, and each embedded hole is symmetrically provided with a group of for installing corresponding mirror's reflection hole in the inner side wall, and each reflection hole is embedded with mirror, and transducer assembly 2 includes transducer support 24, and ceramic wafer 21, rubber gasket 22 and electric cover 23 are sequentially connected in transducer support 24, electric cover 23 is fixed in transducer support 24 by screw, and transducer support 24 is provided with support gasket 25, and support gasket 25 is fixed on the side wall of ultrasonic pipe section assembly 1 by a group of screws, and ceramic wafer 21 is opposite to the center of corresponding mirror, and the ultrasonic signal emitted by one end mirror reflection ceramic wafer 21 is transmitted to the other end mirror in the pipe section of ultrasonic pipe section assembly 1, and the corresponding ultrasonic signal is received by the other end ceramic wafer 21, and water meter assembly 3 is arranged on ultrasonic pipe section assembly 1.

[0028] Specifically, water meter assembly 3 specifically includes lithium battery 31, adapter plate 32 and electric appliance box 34, and circuit board assembly 35 is arranged in electric appliance box 34, and upper cover 4 is arranged on water meter assembly 3, and sealing pad is arranged between water meter assembly 3 and upper cover 4.

[0029] Among them, ceramic wafer 21 is signal connected with adapter plate 32, adapter plate 32 is signal connected with circuit board assembly 35, and lithium battery 31 is used to power all components.

[0030] It should be noted that the line connection in water meter assembly 3 in the utility model is the application of existing conventional technology, which will not be described in detail.

[0031] It should be noted that the transducer assembly 2 in the present application adopts the existing conventional ultrasonic calculation principle, and the corresponding functions of the specific components do not need to be described in detail.

[0032] Specifically, the support pad 25 is provided with a group of shell embedding holes, and the shell pad 5 is arranged on the support pad 25 by a embedding rod cover arranged on the shell pad 5 and matched with the shell embedding holes.

[0033] Further, a group of screws are arranged on the support pad 25 through a triangular fixing mode to fix the support pad 25 on the side wall of the ultrasonic pipe segment assembly 1, and the structure is stable.

[0034] Further, a limiting groove is arranged in the reflection hole, and a limiting block is arranged on the corresponding base table of the reflector, the limiting block is completely embedded in the limiting groove, the complete installation of the corresponding base table of the reflector and the reflection hole is realized, and the structure is stable and convenient to install.

[0035] Further, a group of positioning blocks are arranged on the electric cover 23, and matching positioning grooves are arranged in the embedding hole, the positioning blocks are embedded in the positioning grooves, the complete installation of the electric cover 23 and the embedding hole is realized, and the structure is stable and convenient to install.

[0036] In addition, sealing rings are arranged on the electric cover 23, and the connection between the electric cover 23 and the support pad 25.

[0037] In addition, rectifying components can be embedded in the water inlet port and the water outlet port of the ultrasonic pipe segment assembly 1, and the rectifying components are generally filter screens, and the shapes are not limited.

[0038] In addition, the pipe segment in the middle of the ultrasonic pipe segment assembly 1 is in a uniform elliptical shape in the fluid flow direction.

[0039] The novel ultrasonic water meter has the advantages that, compared with a traditional installation scheme, the novel ultrasonic water meter is creatively provided with a structure that a transducer is arranged on the side, under the structure, ultrasonic signals emitted by a ceramic wafer in one end transducer assembly are repeatedly refracted in the ultrasonic pipe segment and transmitted to the other end transducer assembly for receiving, the transmission medium of the ultrasonic signals is water, the medium in the transmission process is ensured to be constant, the influence of air bubbles on the top of the pipe segment is avoided, the problem that, in the prior art, the transducer is arranged on the top of the pipe segment, the ultrasonic signals emitted by the transducer on the top are influenced by air bubbles, and the transmission medium of the ultrasonic signals in the measurement process cannot be completely uniform, and the measurement accuracy is influenced, is ingeniously solved.

[0040] It should be noted that the above embodiments are only used to illustrate the technical scheme of the novel ultrasonic water meter, rather than limit the novel ultrasonic water meter, although the novel ultrasonic water meter is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical scheme of the novel ultrasonic water meter can be modified or replaced equivalently without departing from the spirit and scope of the technical scheme of the novel ultrasonic water meter, and all of them should be covered in the claim range of the novel ultrasonic water meter.

Claims

1. A novel ultrasonic water meter, characterized in that: The system includes an ultrasonic tube assembly (1), on which a set of mounting holes for installing transducer assemblies (2) are obliquely symmetrically arranged on both sides. Each mounting hole contains a transducer assembly (2). Each mounting hole has a reflection hole for installing a corresponding reflector in the opposite side wall. Each reflection hole contains a reflector. The transducer assembly (2) includes a transducer bracket (24), in which a ceramic wafer (21), a rubber gasket (22), and an electric cover (23) are sequentially connected. The electric cover (23) is open to... The transducer bracket (24) is fixed in the transducer bracket (24) by screws. The outer cover of the transducer bracket (24) is provided with a bracket pad (25). The bracket pad (25) is fixed to the side wall of the ultrasonic tube section assembly (1) by a set of screws. The ceramic wafer (21) is opposite to the center of the corresponding reflector. One end reflector reflects the ultrasonic signal emitted by the ceramic wafer (21) and transmits it obliquely in the tube section of the ultrasonic tube section assembly (1) to the other end reflector. The corresponding ultrasonic signal is received by the ceramic wafer (21) at the other end. A water meter assembly (3) is provided on the ultrasonic tube section assembly (1).

2. The novel ultrasonic water meter as described in claim 1, characterized in that: The water meter assembly (3) specifically includes a lithium battery (31), an adapter plate (32) and an electrical box (34). The electrical box (34) is provided with a circuit board assembly (35). The water meter assembly (3) is provided with a top cover (4). A sealing gasket is provided between the water meter assembly (3) and the top cover (4). The ceramic wafer (21) is signal-connected to the adapter board (32), the adapter board (32) is signal-connected to the circuit board assembly (35), and the lithium battery (31) is used to power all components.

3. The novel ultrasonic water meter as described in claim 2, characterized in that: The support pad (25) has a set of housing embedding holes on its surface, and the housing pad (5) is covered on the support pad (25) by an embedding rod that matches the housing embedding holes.

4. The novel ultrasonic water meter as described in claim 3, characterized in that: A set of screws fixes the bracket pad (25) to the side wall of the ultrasonic tube assembly (1) by means of triangular fixing.

5. The novel ultrasonic water meter as described in claim 4, characterized in that: A limiting groove is formed in the reflecting hole, and a limiting block is formed on the corresponding base of the reflecting mirror. The limiting block is completely embedded in the limiting groove, so as to realize the complete installation of the corresponding base of the reflecting mirror and the reflecting hole.

6. The novel ultrasonic water meter as described in claim 5, characterized in that: A set of positioning blocks is provided on the electric cover (23), and a matching positioning groove is provided in the mounting hole. The positioning blocks are embedded in the positioning groove to realize the complete installation of the electric cover (23) and the mounting hole.

7. The novel ultrasonic water meter as described in claim 6, characterized in that: A sealing ring is provided on the electric cover (23) and at the connection between the electric cover (23) and the bracket gasket (25).

8. The novel ultrasonic water meter as described in claim 7, characterized in that: The ultrasonic tube assembly (1) can have rectifiers embedded in both the inlet and outlet ports.

9. The novel ultrasonic water meter as described in claim 8, characterized in that: The fluid flow direction of the internal pipe section of the ultrasonic tube segment assembly (1) is uniformly elliptical.

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