CN212007363U

CN212007363U - Shunt of high-pressure Coriolis flowmeter

Info

Publication number: CN212007363U
Application number: CN202020390147.7U
Authority: CN
Inventors: 王彦亮
Original assignee: Dalian Youxun Instrument Co ltd
Current assignee: Dalian Youxun Instrument Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-11-24
Anticipated expiration: 2030-03-25

Abstract

The utility model discloses a shunt of high pressure coriolis force flowmeter relates to mass flow measurement technical field. The utility model comprises a base body; one end of the base body is fixed with a flow inlet pipe, the other end of the base body is fixed with two flow outlet pipes which are oppositely arranged, the top end of the base body is fixed with an exhaust pipe, a fixed ring is fixed in the exhaust pipe, a cavity is arranged in the base body, and the cavity is communicated with the flow inlet pipe, the flow outlet pipes and the exhaust pipe; an arc-shaped pipe is fixed at the top end of the exhaust pipe, and a protective net is fixed at one end of the arc-shaped pipe, which is far away from the exhaust pipe; the cavity is provided with a shunting block in the middle of one end of the two outflow pipes; the base body is fixed in the high-pressure Coriolis flowmeter and is positioned at the fluid inlet end of the high-pressure Coriolis flowmeter. The utility model discloses a be provided with exhaust duct on the base member top, reduced the air content in the fluid, improved coriolis flowmeter's measurement accuracy.

Description

Shunt of high-pressure Coriolis flowmeter

Technical Field

The utility model belongs to the technical field of mass flow measurement, especially, relate to a shunt of high pressure coriolis force flowmeter.

Background

The Coriolis mass flowmeter is a Coriolis force flowmeter for short, which is a device for directly measuring mass flow by using the Coriolis force principle that fluid generates direct proportion to the mass flow when flowing in a vibrating pipeline and consists of a flow detection element and a converter; the Coriolis mass flowmeter realizes the direct measurement of mass flow, has the characteristics of high precision and capability of measuring multiple media and multiple process parameters, and is widely applied to the industries of petrifaction, pharmacy, food and the like. However, during the usage of the coriolis force flowmeter, the gas content in the liquid exceeding a certain limit (which varies from model to model) significantly affects the measurement value, which affects the measurement accuracy of the coriolis force flowmeter, so that the usage range of the coriolis force flowmeter becomes limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure coriolis force flowmeter's shunt through being provided with exhaust duct on the base member top, has reduced the air content in the fluid, has improved coriolis force flowmeter's measurement accuracy.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a flow divider of a high-pressure Coriolis flowmeter, which comprises a base body; a flow inlet pipe is fixed at one end of the base body, two flow outlet pipes which are oppositely arranged are fixed at the other end of the base body, an exhaust pipe is fixed at the top end of the base body, a fixing ring is fixed in the exhaust pipe, a waterproof breathable film is fixed on the fixing ring, a cavity is arranged in the base body, and the cavity is communicated with the flow inlet pipe, the flow outlet pipes and the exhaust pipe; the fixed ring is used for releasing gas accompanying the fluid matrix into the cavity; the inflow pipe is communicated with the outflow pipe through the base body, so that fluid entering the base body is divided, and the subsequent measurement of the Coriolis flowmeter is facilitated; the waterproof breathable film is convenient for releasing gas in fluid, entraps liquid, is convenient for reducing the gas content of the fluid, and reduces the influence of gas molecules on a measured value.

Furthermore, an arc-shaped pipe is fixed at the top end of the exhaust pipe, and a protective net is fixed at one end, far away from the exhaust pipe, of the arc-shaped pipe; preferably, the protective net is made of a waterproof breathable film material, so that dust and the like are prevented from entering the exhaust pipe; the dust of air is isolated through the protective net, and the dust is prevented from being accumulated on the fixing ring after entering the exhaust pipe.

Furthermore, a flow distribution block is arranged in the middle of one end of the cavity, which is positioned at the two outflow tubes, and the cross section of the flow distribution block is of an isosceles triangle structure; the fluid is divided into two parts by arranging the flow dividing block, so that the fluid is convenient to transport.

Further, the substrate is fixed in the high-pressure coriolis force flowmeter and is positioned at the fluid inlet end of the high-pressure coriolis force flowmeter; after entering the high-pressure Coriolis flowmeter, the fluid to be measured is divided by the flow divider and then enters the measuring tube.

The utility model discloses following beneficial effect has:

the utility model has the advantages that the exhaust pipe is arranged at the top end of the flow divider, so that gas molecules in the flow divider can be conveniently discharged, the gas content of the flow divider is reduced, and the influence of the gas content in the liquid on the precision of the flow meter is reduced; the arc-shaped pipe and the protective net are arranged, the arc-shaped pipe is used for conveying gas, the protective net is used for isolating dust and the like in the air, and the dust is prevented from entering the exhaust pipe to be accumulated on the fixed ring, so that the exhaust effect of the exhaust pipe is influenced; the application range of the Coriolis flowmeter is enlarged.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a flow divider of a high pressure coriolis force flowmeter according to the present invention;

FIG. 2 is a left side view of the base;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 5 is a schematic diagram of a high pressure Coriolis flowmeter;

in the drawings, the components represented by the respective reference numerals are listed below:

1-substrate, 2-inflow pipe, 3-outflow pipe, 4-exhaust pipe, 5-fixing ring, 6-cavity, 7-arc pipe, 8-protective net, 9-shunt block, 10-waterproof breathable film, 11-shell, 12-shell, 13-measuring pipe, 14-conduit and 15-high pressure Coriolis flowmeter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention relates to a flow divider of a high pressure coriolis flowmeter, comprising a base 1;

an inlet pipe 2 is fixed at one end of the base body 1, two outlet pipes 3 which are oppositely arranged are fixed at the other end of the base body 1, the inlet pipe 2 is communicated with the outlet pipes 3 through the base body 1, and fluid entering the base body 1 is divided, so that subsequent measurement of the Coriolis flowmeter is facilitated.

An exhaust pipe 4 is fixed at the top end of the substrate 1, a fixing ring 5 is fixed in the exhaust pipe 4, and a waterproof breathable film 10 is fixed in the fixing ring 5; the gas in the fluid is released conveniently, the liquid is trapped, the gas content of the fluid is reduced conveniently, and the influence of gas molecules on a measured value is reduced; an arc-shaped pipe 7 is fixed at the top end of the exhaust pipe 4, and a protective net 8 is fixed at one end, far away from the exhaust pipe 4, of the arc-shaped pipe 7; the protective net 8 can be fixed in a clamping manner, so that fluid which is condensed again by fluid molecules volatilized by the fluid can be cleaned conveniently; preferably, the protective net 8 is made of a waterproof breathable film 10, so that dust and the like are prevented from entering the exhaust pipe 4; the dust of air is isolated through the protective net 8, and the dust is prevented from being accumulated above the fixing ring 6 after entering the exhaust pipe 4, so that the exhaust effect is influenced.

A cavity 6 is arranged in the base body 1, and the cavity 6 is communicated with the flow inlet pipe 2, the flow outlet pipe 3 and the exhaust pipe 4; the fixed ring 5 is used for releasing gas which enters the cavity 6 along with the fluid matrix 1; the middle part of one end of the cavity 6, which is positioned at the two outflow tubes 3, is provided with a shunting block 9, and the cross section of the shunting block 9 is of an isosceles triangle structure; the diversion block 9 is arranged to divide the fluid into two parts, so that the fluid is convenient to transport.

Wherein, the high-pressure Coriolis flowmeter 15 comprises a housing 11, a housing 12, a measuring pipe 13 and a conduit 14; the base body 1 is fixed inside a shell 11 of the high-pressure Coriolis flowmeter 10 and is positioned at a fluid inlet end 12 of the high-pressure Coriolis flowmeter 10; after entering the high-pressure coriolis flowmeter 10, the fluid to be measured is branched off by the flow divider and then enters the measuring tube 13, and the measurement is started.

One specific application of this embodiment is: firstly, a fluid inlet end of a Coriolis flowmeter is communicated with a shunt pipe of a pipeline, and a valve on the shunt pipe is opened to enable the fluid to enter the Coriolis flowmeter; fluid firstly enters the base body 1 from the inflow pipe 2 and then is gathered in the cavity 6, at the moment, gas in the fluid can be discharged from the exhaust pipe 4, and the discharged gas overflows from the protective net 8; then, the fluid enters the measuring tube of the Coriolis flowmeter from the outflow tube 3 to start measurement; through set up the blast pipe at the shunt top, be convenient for discharge the interior gas molecule of fluid, reduce the gas content of fluid, reduce the influence of gas content in the liquid to flowmeter's precision, increased coriolis force flowmeter's application range.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A flow divider of a high-pressure Coriolis flowmeter, comprising a base body (1); the method is characterized in that: base member (1) one end is fixed with inflow pipe (2), base member (1) other end is fixed with two play flow tube (3) that set up relatively, base member (1) top is fixed with blast pipe (4), blast pipe (4) internal fixation has solid fixed ring (5), gu fixed ring (5) are fixed with waterproof ventilated membrane (10), and it has cavity (6) to open in base member (1), cavity (6) and inflow pipe (2), play flow tube (3) and blast pipe (4) intercommunication.

2. The flow divider of the high-pressure Coriolis flowmeter according to claim 1, wherein an arc-shaped pipe (7) is fixed to the top end of the exhaust pipe (4), and a protective net (8) is fixed to one end, away from the exhaust pipe (4), of the arc-shaped pipe (7).

3. The flow divider of the high-pressure coriolis force flowmeter according to claim 1, characterized in that a flow dividing block (9) is disposed in the middle of one end of the cavity (6) located at the two outflow tubes (3), and the cross section of the flow dividing block (9) is an isosceles triangle structure.