CN210198457U

CN210198457U - Electromagnetic water meter measuring tube

Info

Publication number: CN210198457U
Application number: CN201921186422.7U
Authority: CN
Inventors: Shanqi Li; 李善奇; Jiaxiong Lin; 林甲雄
Original assignee: West Anhui University
Current assignee: West Anhui University
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-03-27
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses an electromagnetic water meter surveys buret, including unhurried current pipeline and undergauge pipeline, the quantity of undergauge pipeline is two, and two undergauge pipelines and unhurried current pipeline integrated into one piece, the lateral wall cladding of unhurried current pipeline lateral wall has heat preservation an and heat preservation b, the inside wall of unhurried current pipeline inlays and is equipped with two pairs of measurement electrode tip an and two pairs of measurement electrode tip b. The utility model discloses a setting of heat preservation a and heat preservation b, on the one hand can provide the heat preservation effect to slow flow pipeline, improve slow flow pipeline cold resistance under the low temperature condition, on the other hand carries out low temperature protection to measuring electrode tip an and measuring electrode tip b, avoid receiving the low temperature influence to lead to measuring inefficacy or measure inaccurate etc. and utilize the setting of buffer board, and then can reduce the impact of fluid to the undergauge pipeline inside wall, improve fluid flow rate, improve measurement effect, possess good protectiveness simultaneously, improve the result of use of undergauge pipeline.

Description

Electromagnetic water meter measuring tube

Technical Field

The utility model relates to an electromagnetic water meter technical field specifically is an electromagnetic water meter surveys buret.

Background

The electromagnetic water meter is a metering instrument specially designed for the actual requirements of water supply and water use enterprises, is specially designed for the water industry, can optimize water supply and ensure accurate water trade metering settlement, meets the standard of a GB/T778-2007 new water meter, is specially designed with a full stainless steel shell, ensures that the water meter is used in a high-pollution corrosion environment, meets the use environment of the domestic water meter, has a full-through structure, has zero pressure loss, has an ultra-large range ratio, has small flow sensitivity and ultra-large flow measurement far superior to other water meters, and can be used in measuring tubes on the electromagnetic water meter.

However, existing measurement tubes have some drawbacks. For example, current survey buret simple structure, it is poor to keep warm the effect, uses easily to cause the condition such as damage under the low temperature condition, and surveys the inner wall of buret and receive the impact of rivers easily, causes to measure intraductal performance degradation, influences the use etc.. Therefore, we propose a measuring pipe of electromagnetic water meter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electromagnetic water meter surveys buret, setting through heat preservation a and heat preservation b, on the one hand can provide the heat preservation effect to slow flow pipeline, improve slow flow pipeline cold resistance under the low temperature condition, on the other hand carries out low temperature protection to measuring electrode tip an and measuring electrode tip b, avoid receiving the low temperature influence to lead to measuring inefficacy or measure inaccurate etc. and utilize the setting of buffer board, and then can reduce the impact of fluid to the undergauge pipeline inside wall, improve fluid flow rate, improve measuring effect, possess good protectiveness simultaneously, improve the result of use of undergauge pipeline, the problem of proposing in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electromagnetic water meter surveys buret, is including unhurried current pipeline and undergauge pipeline, the quantity of undergauge pipeline is two, and two undergauge pipelines and unhurried current pipeline integrated into one piece, the lateral wall cladding of unhurried current pipeline lateral wall has heat preservation an and heat preservation b, the inside wall of unhurried current pipeline inlays and is equipped with two pairs of measurement electrode tip an and two pairs of measurement electrode tip b, and two pairs of measurement electrode tip an and two pairs of measurement electrode tip b all cladding in heat preservation an and heat preservation b, the fixed buffer board that is equipped with on the inside wall of undergauge pipeline, the welding of the one end opening part that unhurried current pipeline was kept away from to the undergauge pipeline is equipped with the ring.

As a preferred embodiment of the present invention, the slow flow pipeline is a non-magnetic conductive alloy short pipe lined with an insulating material.

As an optimized embodiment of the present invention, the material of the heat-insulating layer a and the material of the heat-insulating layer b are both polyurethane foam.

As a preferred embodiment of the present invention, the buffer plate is annular.

As an optimal implementation manner of the present invention, a plurality of mounting holes have been opened on the flange plate, and a plurality of mounting holes are all located the outside of the sealing ring.

As an optimal implementation mode of the utility model, the preformed hole has all been seted up on heat preservation a and the heat preservation b.

As a preferred embodiment of the present invention, the measuring electrode tip a and the measuring electrode tip b are flush with the inner surface of the lining in the slow flow pipeline.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an electromagnetic water meter surveys buret, setting through heat preservation a and heat preservation b, on the one hand can provide the heat preservation effect to slow flow pipeline, improve slow flow pipeline cold resistance under the low temperature condition, on the other hand carries out low temperature protection to measuring electrode tip an and measuring electrode tip b, avoid receiving the low temperature influence to lead to measuring inefficacy or measure inaccurate etc. and utilize the setting of buffer board, and then can reduce the impact of fluid to the undergauge inside wall, improve fluid flow rate, improve the measuring effect, possess good protectiveness simultaneously, improve the result of use of undergauge pipeline.

The utility model discloses an electromagnetic water meter surveys buret through the setting of sealing washer to improve the leakproofness that the ring flange is connected, and the partial bolt is not hard up also can not influence whole leakproofness immediately in the mounting hole, improve the result of use.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a measuring pipe of an electromagnetic water meter according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a slow flow pipeline of the measuring tube of the electromagnetic water meter of the present invention;

fig. 3 is the structure schematic diagram of the electromagnetic water meter measuring tube in the right view.

In the figure: 1 slow flow pipeline, 2 undergauge pipelines, 3 ring flanges, 4 heat preservation a, 5 heat preservation b, 6 measurement electrode tip a, 7 measurement electrode tip b, 8 buffer boards, 9 mounting holes, 10 sealing rings.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an electromagnetism water gauge surveys buret, including unhurried current pipeline 1 and undergauge pipeline 2, the quantity of undergauge pipeline 2 is two, and two undergauge pipelines 2 and 1 integrated into one piece of unhurried current pipeline, the lateral wall cladding of unhurried current pipeline 1 lateral wall has heat preservation a4 and heat preservation b5, the inside wall of unhurried current pipeline 1 inlays and is equipped with two pairs of measurement electrode tip a6 and two pairs of measurement electrode tip b7, and two pairs of measurement electrode tip a6 and two pairs of measurement electrode tip b7 all wrap up in heat preservation a4 and heat preservation b5, fixed buffer board 8 that is equipped with on undergauge pipeline 2's the inside wall, undergauge pipeline 2 keeps away from the one end opening part welding of unhurried current pipeline 1 and is equipped with ring flange 3.

In this embodiment (see fig. 1), the slow flow pipeline 1 is a short non-magnetic alloy pipe lined with an insulating material; the measurement accuracy of the inside of the slow flow pipe 1.

In this embodiment (see fig. 2), the insulating layer a4 and the insulating layer b5 are both made of polyurethane foam; the polyurethane foam is a novel synthetic material with heat preservation and waterproof functions, has low heat conductivity coefficient which is half of that of an extruded sheet, is the lowest heat conductivity coefficient of all the heat preservation materials at present, and has excellent heat preservation effect.

In this embodiment (see fig. 1), the buffer plate 8 is annular; the use effect of the buffer plate 8 is improved.

In this embodiment (see fig. 3), the flange 3 is provided with a plurality of mounting holes 9, and the mounting holes 9 are located on the outer side of the sealing ring 10; the mounting holes 9 are provided to facilitate the connection between the flanges 3.

In this embodiment (see fig. 2), the insulating layer a4 and the insulating layer b5 are both provided with preformed holes, so that the wires on the measurement electrode head a6 and the measurement electrode head b7 can be conveniently installed through the preformed holes.

In this embodiment (see fig. 2), the measurement electrode tip a6 and the measurement electrode tip b7 are both flush with the inner surface of the lining in the slow flow pipe 1; the impact of the fluid on the measuring electrode tip a6 and the measuring electrode tip b7 is reduced, and the service life of the measuring electrode tip is prolonged.

It should be noted that the utility model relates to an electromagnetic water meter measuring pipe, including 1 slow flow pipeline, 2 reducing pipeline, 3 flange, 4 heat preservation a, 5 heat preservation b, 6 measuring electrode tip a, 7 measuring electrode tip b, 8 buffer board, 9 mounting holes, 10 sealing rings, the parts are all the parts known by the technical staff in the field, the structure and principle are all known by the technical staff or by the conventional test method, when an electromagnetic water meter measuring pipe is used, through the arrangement of heat preservation a4 and heat preservation b5, on one hand, the slow flow pipeline 1 can be provided with heat preservation effect, improve the cold resistance of the slow flow pipeline 1 under the low temperature condition, on the other hand, the low temperature protection is carried out to the measuring electrode tip a6 and the measuring electrode tip b7, avoid the measurement failure or inaccurate measurement caused by the low temperature, etc., and utilize the arrangement of the buffer board 8, and then can reduce the impact of fluid to 2 inside walls of undergauge pipeline, improve fluid flow rate, improve measurement effect, possess good protectiveness simultaneously, improve 2's of undergauge pipeline result of use, and through the setting of sealing washer 10 to improve the leakproofness that ring flange 3 is connected, and the partial bolt is not hard up also can not influence whole leakproofness immediately in mounting hole 9, improves the result of use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an electromagnetism water gauge surveys buret, includes unhurried current pipeline (1) and undergauge pipeline (2), its characterized in that: the number of the reducing pipelines (2) is two, the two reducing pipelines (2) and the slow flow pipeline (1) are integrally formed, the outer side wall of the slow flow pipeline (1) is coated with an insulating layer a (4) and an insulating layer b (5), two pairs of measuring electrode tips a (6) and two pairs of measuring electrode tips b (7) are embedded in the inner side wall of the slow flow pipeline (1), and the two pairs of measuring electrode heads a (6) and the two pairs of measuring electrode heads b (7) are respectively coated in the heat-insulating layer a (4) and the heat-insulating layer b (5), a buffer plate (8) is fixedly arranged on the inner side wall of the reducing pipeline (2), a flange plate (3) is welded at an opening at one end of the reducing pipeline (2) far away from the slow flow pipeline (1), and a sealing ring (10) is embedded on the flange plate (3), and the sealing ring (10) is positioned at the edge of the port of the flange plate (3).

2. An electromagnetic water meter measurement pipe as defined in claim 1, wherein: the slow flow pipeline (1) is a non-magnetic-conductive alloy short pipe lined with an insulating material.

3. An electromagnetic water meter measurement pipe as defined in claim 1, wherein: the heat-insulating layer a (4) and the heat-insulating layer b (5) are both made of polyurethane foam.

4. An electromagnetic water meter measurement pipe as defined in claim 1, wherein: the buffer plate (8) is annular.

5. An electromagnetic water meter measurement pipe as defined in claim 1, wherein: a plurality of mounting holes (9) are formed in the flange plate (3), and the mounting holes (9) are located on the outer side of the sealing ring (10).

6. An electromagnetic water meter measurement pipe as defined in claim 1, wherein: and the heat-insulating layer a (4) and the heat-insulating layer b (5) are both provided with preformed holes.

7. An electromagnetic water meter measurement pipe as defined in claim 2, further comprising: the measuring electrode head a (6) and the measuring electrode head b (7) are flush with the inner surface of the lining in the slow flow pipeline (1).