CN210051391U - Anti-freezing type ultrasonic water meter pipe section - Google Patents
Anti-freezing type ultrasonic water meter pipe section Download PDFInfo
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- CN210051391U CN210051391U CN201921078290.6U CN201921078290U CN210051391U CN 210051391 U CN210051391 U CN 210051391U CN 201921078290 U CN201921078290 U CN 201921078290U CN 210051391 U CN210051391 U CN 210051391U
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Abstract
The utility model discloses an anti-freezing ultrasonic water meter pipe section, which comprises a measuring pipe section and an ultrasonic transducer assembly arranged on the measuring pipe section, wherein the ultrasonic transducer assembly comprises an ultrasonic transmitter and an ultrasonic receiver, the side wall of the measuring pipe section is provided with a mounting hole for mounting the ultrasonic transmitter and the ultrasonic receiver, and a reflector plate is respectively arranged below the ultrasonic transmitter and the ultrasonic receiver; the side wall of the measuring pipe section is additionally provided with a water drainage hole, a water inlet of the water drainage hole is communicated with the inside of the measuring pipe section, a water outlet of the water drainage hole is provided with a water drainage assembly, the water drainage assembly comprises a water drainage plug and an elastic piece, one end of the water drainage plug is abutted to the water outlet, and the other end of the water drainage plug is abutted to the elastic piece. The utility model discloses technical scheme improves the structure of traditional ultrasonic water meter pipeline section, prevents to improve ultrasonic water meter's measurement accuracy because water freezes to lead to pipeline section and transducer to warp and burst even.
Description
Technical Field
The utility model relates to an ultrasonic water meter field, in particular to formula ultrasonic water meter pipeline section prevents frostbite.
Background
The ultrasonic water meter is a novel water meter which further calculates the flow of the outlet water by detecting the time difference generated by the change of the speed when the ultrasonic sound beam propagates in the downstream and the upstream in the water and analyzing and processing the flow to obtain the flow rate of the outlet water. The anti-freezing technology of the ultrasonic measurement pipe section in the current market mainly takes 'blocking' as a main part, for example, the wall thickness of the pipe section is thickened and the locking force of a pressure plate of a transducer is strengthened, so that the pipe section and the transducer cannot burst when the pipe section is frozen, but even if the pipe section and the transducer do not burst, the measurement surface of the transducer is deformed structurally or damaged internally due to strong pressure, and the measurement precision of ultrasonic waves is seriously influenced.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a formula ultrasonic water meter pipeline section prevents frostbite aims at improving the structure of traditional ultrasonic water meter pipeline section, prevents to lead to pipeline section and transducer to warp and burst even because water freezes, improves ultrasonic water meter's measurement accuracy.
In order to achieve the above object, the utility model provides an anti-freezing ultrasonic water meter pipe section, including a measurement pipe section and an ultrasonic transducer assembly installed on the measurement pipe section, the ultrasonic transducer assembly includes an ultrasonic transmitter and an ultrasonic receiver, a mounting hole for installing the ultrasonic transmitter and the ultrasonic receiver is opened on the side wall of the measurement pipe section, and a reflector plate is respectively arranged below the ultrasonic transmitter and the ultrasonic receiver; the side wall of the measuring pipe section is additionally provided with a water drainage hole, a water inlet of the water drainage hole is communicated with the inside of the measuring pipe section, a water outlet of the water drainage hole is provided with a water drainage assembly, the water drainage assembly comprises a water drainage plug and an elastic piece, one end of the water drainage plug is abutted to the water outlet, and the other end of the water drainage plug is abutted to the elastic piece.
Preferably, the outer side surface of the side wall of the measuring pipe section is additionally provided with a mounting groove communicated with the drain hole, an opening of the mounting groove is provided with a mounting cover, the drainage assembly is mounted in a cavity formed by the mounting groove and the mounting cover, and a drainage channel for drainage is arranged between the drainage assembly and the cavity.
Preferably, the elastic part comprises a T-shaped sliding rod penetrating through the mounting cover, the drainage plug is mounted at the T-shaped end part of the T-shaped sliding rod, the drainage plug further comprises a spring sleeved on the T-shaped sliding rod, one end of the spring is abutted against the inner side surface of the mounting cover, and the other end of the spring is abutted against the T-shaped end part of the T-shaped sliding rod.
Preferably, the mounting groove and the mounting cover are provided by screw connection.
Preferably, the drainage plug is a silicone rubber plug.
Preferably, the reflector plate comprises a reflector body, and two mounting shafts are symmetrically arranged on the side surface of the reflector body.
Compared with the prior art, the beneficial effects of the utility model are that: by additionally arranging the drain holes on the side wall of the measuring pipe section and sealing through the drain assembly, the measuring pipe section and the ultrasonic transducer assembly can be effectively prevented from bursting due to icing of water; meanwhile, the reflector plate is forcibly installed and fixed on the side wall of the installation hole by using a special tool, so that the installation is convenient, and the installation precision is improved, thereby ensuring the measurement precision of the ultrasonic transducer assembly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a sectional view of the overall installation structure of the anti-freezing pipe section of the present invention;
FIG. 2 is a schematic view of the reflector of the present invention;
FIG. 3 is a schematic view of the structure of the anti-freezing pipe section of the present invention;
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
Referring to fig. 1, the antifreeze ultrasonic water meter pipe section provided in this embodiment includes a measurement pipe section 1 and an ultrasonic transducer assembly mounted on the measurement pipe section 1, where the ultrasonic transducer assembly includes an ultrasonic transmitter 2 and an ultrasonic receiver 3, a mounting hole 11 for mounting the ultrasonic transmitter 2 and the ultrasonic receiver 3 is formed in a side wall of the measurement pipe section 1, and a reflector plate 4 is respectively disposed below the ultrasonic transmitter 2 and the ultrasonic receiver 3; the side wall of the measuring pipe section 1 is additionally provided with a water drainage hole 12, a water inlet of the water drainage hole 12 is communicated with the inside of the measuring pipe section 1, a water drainage assembly 5 is arranged at a water outlet of the water drainage hole 12, the water drainage assembly 5 comprises a drainage plug 51 and an elastic piece, one end of the drainage plug 51 is abutted to the water outlet, and the other end of the drainage plug 51 is abutted to the elastic piece.
In this embodiment, by additionally arranging the drain hole 12 on the side wall of the measurement pipe section 1 and sealing the drain assembly 5, when water begins to freeze, the internal pressure is increased, so that pressure is applied to the drain plug 51, the drain plug 51 is separated from the drain hole 12, water flows out conveniently, the internal pressure is reduced, and the burst of the measurement pipe section 1 and the ultrasonic transducer assembly caused by the increase of the internal pressure due to the freezing of water can be effectively prevented.
Specifically, the outer side surface of the side wall of the measuring pipe section 1 is additionally provided with an installation groove 13 communicated with the drain hole 12, an opening of the installation groove 13 is provided with an installation cover 14, the drainage component 5 is installed in a cavity formed by the installation groove 13 and the installation cover 14, and a drainage channel 15 for drainage is arranged between the drainage component 5 and the cavity.
The elastic piece comprises a T-shaped sliding rod 52 penetrating through the mounting cover 14, the drainage plug 51 is mounted at the T-shaped end part of the T-shaped sliding rod 52, the elastic piece further comprises a spring 53 sleeved on the T-shaped sliding rod 52, one end of the spring 53 is abutted against the inner side surface of the mounting cover 14, and the other end of the spring 53 is abutted against the T-shaped end part of the T-shaped sliding rod 52.
When the internal pressure is increased, the water pressure received by the drainage plug 51 is increased, the drainage plug 51 receives downward pressure, the drainage plug 51 is mounted at the T-shaped end of the T-shaped slide rod 52, so that the T-shaped end moves downward at the same time, the spring 53 abutting against the T-shaped slide rod 52 is compressed, at this time, the drainage channel 15 is communicated with the drainage hole 12, the water in the measuring pipe section 1 sequentially passes through the drainage hole 12 and the drainage channel 15 to be drained, thereby reducing the internal water pressure, at this time, the pressure received by the drainage plug 51 is gradually reduced, and under the elastic restoring force of the spring 53, the drainage plug 51 moves to the initial position again to abut against the drainage hole 12 to seal the measuring pipe section 1.
Further, the mounting groove 13 and the mounting cover 14 are connected through threads, so that the sealing performance between the mounting groove 13 and the mounting cover 14 and the mounting stability of the mounting groove 13 and the mounting cover 14 are improved.
Further, the drainage plug 51 is a silicon rubber plug, so that friction is reduced, the service life is prolonged, and the cost is low.
Further, the reflection sheet 4 includes a reflection body 41, two mounting shafts 42 are symmetrically disposed on the side surface of the reflection body 41, and it should be noted that the mounting shafts 42 on the reflection body 41 are in interference fit with the inner side surface of the mounting hole 11 on the side wall of the measurement pipe section 1, so as to ensure the mounting stability of the reflection sheet 4. Meanwhile, the reflector plate 4 is directly installed from the installation hole 11, the installation distance is small, and the installation precision is improved, so that the measurement precision of the ultrasonic transducer assembly is ensured.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. An anti-freezing type ultrasonic water meter pipe section comprises a measuring pipe section and an ultrasonic transducer assembly arranged on the measuring pipe section, and is characterized in that the ultrasonic transducer assembly comprises an ultrasonic transmitter and an ultrasonic receiver, mounting holes for mounting the ultrasonic transmitter and the ultrasonic receiver are formed in the side wall of the measuring pipe section, and a reflector plate is arranged below the ultrasonic transmitter and the ultrasonic receiver respectively; the side wall of the measuring pipe section is additionally provided with a water drainage hole, a water inlet of the water drainage hole is communicated with the inside of the measuring pipe section, a water outlet of the water drainage hole is provided with a water drainage assembly, the water drainage assembly comprises a water drainage plug and an elastic piece, one end of the water drainage plug is abutted to the water outlet, and the other end of the water drainage plug is abutted to the elastic piece.
2. The antifreeze ultrasonic water meter pipe section of claim 1, wherein a mounting groove communicating with the drain hole is additionally formed on the outer side surface of the side wall of the measurement pipe section, a mounting cover is installed on an opening of the mounting groove, the drain assembly is installed in a cavity formed by the mounting groove and the mounting cover, and a drain passage for draining water is formed between the drain assembly and the cavity.
3. The antifreeze ultrasonic water meter pipe section of claim 2, wherein the resilient member comprises a T-shaped slide rod passing through the mounting cover, the drain plug is mounted to a T-shaped end of the T-shaped slide rod, and further comprising a spring mounted to the T-shaped slide rod, one end of the spring abuts against an inner side surface of the mounting cover, and the other end of the spring abuts against a T-shaped end of the T-shaped slide rod.
4. The antifreeze ultrasonic water meter section of claim 3, wherein said mounting groove and mounting cap are provided by a threaded connection.
5. The antifreeze ultrasonic water meter section of any of claims 1 to 4, wherein the drain plug is a silicone rubber plug.
6. The antifreeze ultrasonic water meter section of claim 5, wherein said reflector plate comprises a reflector body, and two mounting shafts are symmetrically disposed on the side of said reflector body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921078290.6U CN210051391U (en) | 2019-07-10 | 2019-07-10 | Anti-freezing type ultrasonic water meter pipe section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921078290.6U CN210051391U (en) | 2019-07-10 | 2019-07-10 | Anti-freezing type ultrasonic water meter pipe section |
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| Publication Number | Publication Date |
|---|---|
| CN210051391U true CN210051391U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921078290.6U Active CN210051391U (en) | 2019-07-10 | 2019-07-10 | Anti-freezing type ultrasonic water meter pipe section |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857496A (en) * | 2021-01-21 | 2021-05-28 | 玉环市展帆机械有限公司 | Meter pipe for ultrasonic water meter and production process thereof |
| CN116642549A (en) * | 2023-06-01 | 2023-08-25 | 青岛鼎信通讯科技有限公司 | Frost crack resistant ultrasonic water meter |
-
2019
- 2019-07-10 CN CN201921078290.6U patent/CN210051391U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112857496A (en) * | 2021-01-21 | 2021-05-28 | 玉环市展帆机械有限公司 | Meter pipe for ultrasonic water meter and production process thereof |
| CN116642549A (en) * | 2023-06-01 | 2023-08-25 | 青岛鼎信通讯科技有限公司 | Frost crack resistant ultrasonic water meter |
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