CN103206998A - Flow meter internally provided with heat tracing device - Google Patents
Flow meter internally provided with heat tracing device Download PDFInfo
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- CN103206998A CN103206998A CN2012100135122A CN201210013512A CN103206998A CN 103206998 A CN103206998 A CN 103206998A CN 2012100135122 A CN2012100135122 A CN 2012100135122A CN 201210013512 A CN201210013512 A CN 201210013512A CN 103206998 A CN103206998 A CN 103206998A
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Abstract
The invention discloses a flow meter internally provided with a heat tracing device. The flow meter comprises a shell and at least one channel arranged in the shell, wherein fluid medium to be measured can flow through the channel; the flow meter is characterized by further comprising the heat tracing device which is arranged in the shell; and the heat tracing device is arranged near the channel so as to control the temperature of the fluid medium in the channel. After the flow meter is used, the temperature of the fluid medium in the flow meter can be more safely and reliably controlled.
Description
Technical field
The present invention relates to the field of flowmeter, relate to a kind of flowmeter of built-in companion's thermic devices particularly.
Background technology
In some application of flowmeter, the fluid media (medium) of inside need be remained in certain temperature range.In the prior art, need use thermal jacket and/or other companion's thermic devices.Companion's hot mode of using morely at present mainly contains following several: aluminium matter chuck, stainless steel chuck, copper tube companion heat or other companion's hot mode.Companion's thermic devices generally can be used as the annex of flowmeter, and it is expensive, and companion's thermal effect is uneven.Sometimes the accuracy of measuring of flowmeter may be influenced, also bad flowmeter may be squeezed in the time of serious.
Therefore, be desirable to provide a kind of flowmeter, its can be more safety and control the temperature of the fluid media (medium) of flowmeter inside reliably.
Summary of the invention
Provided hereinafter about brief overview of the present invention, in order to basic comprehension about some aspect of the present invention is provided.But, should be appreciated that this general introduction is not about exhaustive general introduction of the present invention.It is not that intention is used for determining key part of the present invention or pith, neither be intended to limit scope of the present invention.Its purpose only is that the form of simplifying provides about some concept of the present invention, with this as the preorder in greater detail that provides after a while.
In view of the said circumstances of prior art, the purpose of this invention is to provide a kind of flowmeter, it can overcome the shortcoming and defect of above-mentioned prior art, more safety and control the temperature of the fluid media (medium) of flowmeter inside reliably.
To achieve these goals, according to an aspect of the present invention, provide a kind of flowmeter, this flowmeter can comprise: housing; And at least one passage, it is arranged within the described housing, be used for making and want measured fluid media (medium) to flow through, it is characterized in that, described flowmeter further comprises: companion's thermic devices, it is arranged within the described housing, and is arranged near the described passage, to control the temperature of the fluid media (medium) in the described passage.
Preferably, companion's thermic devices can be at least one trace pipe, and described trace pipe connects by process and is communicated with companion's heat medium supply system of flowmeter outside, flows in trace pipe to allow companion's heat medium.
Preferably, companion's heat medium can be to add heat medium or cooling medium.
Preferably, companion's thermic devices can be that electrical heating wire or other can be used as the device of thermal source.
Preferably, flowmeter may further include fixed cell, and this fixed cell is arranged on the housing, is used for accompanying thermic devices to be fixed to housing.
Preferably, flowmeter can be Coriolis (Coriolis) mass flowmeter.
Preferably, the number of passage can be two, and flowmeter may further include: inlet diverter, and it is arranged on the porch of passage, is used for fluid medium and shunts; And the outlet shunt, it is arranged on the exit of passage, is used for fluid medium and converges.
Preferably, companion's thermic devices can be passed inlet diverter and outlet shunt, to share inlet diverter and outlet shunt with passage.
Preferably, companion's thermic devices can be two trace pipes, and described two trace pipes connect by process and are communicated with companion's heat medium supply system of flowmeter outside, flows in two trace pipes to allow companion's heat medium.
Preferably, two trace pipes can be communicated with companion's heat medium supply system of flowmeter outside by flange.
Preferably, flange can be arranged on inlet diverter and the outlet shunt.
Preferably, number is that two passage can bend to same shape side by side, and two trace pipes can bend to and shape like the channel types.
Preferably, two trace pipes can lay respectively at the not homonymy of passage.
In technique scheme of the present invention, because companion's thermic devices is arranged near the passage within the housing of flowmeter, so improve greatly at the temperature controlled effect of the full runner of flowmeter.And then, owing to be built-in temperature control equipment, so security performance and reliability can both be guaranteed well that and energy loss is less, and the heat transfer efficiency height.
Description of drawings
The present invention can by with reference to hereinafter by reference to the accompanying drawings given detailed description be better understood, wherein in institute's drawings attached, used same or analogous Reference numeral to represent identical or similar parts.Described accompanying drawing comprises in this manual and forms the part of instructions together with following detailed description, is used for further illustrating the preferred embodiments of the present invention and explains principle and advantage of the present invention.In the accompanying drawings:
Fig. 1 is that diagram is according to the stereographic map of the outward appearance of the flowmeter of the embodiment of the invention;
Fig. 2 is that diagram is according to the in-built schematic perspective view of the flowmeter of the embodiment of the invention; And
Fig. 3 is that diagram is according to the in-built schematic plan view of the flowmeter of the embodiment of the invention.
It will be appreciated by those skilled in the art that in the accompanying drawing element only for simple and clear for the purpose of and illustrate, and not necessarily draw in proportion.For example, some size of component may have been amplified with respect to other element in the accompanying drawing, in order to help to improve the understanding to the embodiment of the invention.
Embodiment
To be described one exemplary embodiment of the present invention by reference to the accompanying drawings hereinafter.For clarity and conciseness, all features of actual embodiment are not described in instructions.Yet, should understand, in the process of any this practical embodiments of exploitation, must make a lot of decisions specific to embodiment, in order to realize developer's objectives, for example, meet and system and professional those relevant restrictive conditions, and these restrictive conditions may change to some extent along with the difference of embodiment.In addition, might be very complicated and time-consuming though will also be appreciated that development, concerning the those skilled in the art that have benefited from present disclosure, this development only is routine task.
At this, what also need to illustrate a bit is, for fear of having blured the present invention because of unnecessary details, only show in the accompanying drawings with according to the closely-related apparatus structure of the solution of the present invention and/or treatment step, and omitted other details little with relation of the present invention.
Flowmeter can comprise according to an embodiment of the invention: housing; And at least one passage, it is arranged within the described housing, be used for making and want measured fluid media (medium) to flow through, it is characterized in that, described flowmeter further comprises: companion's thermic devices, it is arranged within the described housing, and is arranged near the described passage, to control the temperature of the fluid media (medium) in the described passage.
Below, at first describe flowmeter according to an embodiment of the invention in detail with reference to accompanying drawing.
Fig. 1 is that diagram is according to the stereographic map of the outward appearance of the flowmeter 100 of the embodiment of the invention.
Flowmeter involved in the present invention can be made a general reference various flowmeters.As shown in Figure 1, flowmeter 100 has housing 1.Want measured fluid media (medium) to connect 2 at least one flowtube (not shown) as passage that flow within the housings 1 via entry process, and then connect 3 via exit procedure and flow out from flowmeter.During flow of fluid medium inbound traffics meter 100, the flow of fluid medium measures.
In some application of flowmeter 100, for example, the fluid media (medium) of high temperature need be incubated in case the temperature of fluid stopping body medium reduces.For example fluid media (medium) can solidify when being lower than certain temperature again, therefore the temperature of fluid media (medium) need be remained to be higher than temperature of solidification.Therefore, providing companion's thermic devices to flowmeter 100 is necessary with the temperature of the fluid media (medium) in the control flowmeter 100.
Be that example describes hereinafter with the coriolis mass flowmeters.The principle of coriolis mass flowmeters is to utilize Coriolis force to measure the mass rate of fluid.It will be appreciated by persons skilled in the art that the flowmeter that can apply the present invention to other type equally.
Coriolis mass flowmeters 100 as shown in Figure 1 also has inlet diverter 4 and outlet shunt 5.Shunt is the vitals of coriolis mass flowmeters.It has an entrance and two or more outlet.The effect of shunt is that the fluid media (medium) that will enter from entrance is assigned to several exits, thereby fluid media (medium) is imported flowtube.When fluid media (medium) can enter another the same shunt that is positioned at an other end through after the flowtube, integrate, flow out coriolis mass flowmeters then.
Particularly, inlet diverter 4 is arranged on the porch of flowtube, is used for fluid medium and shunts.Outlet shunt 5 is arranged on the exit of flowtube, is used for fluid medium and converges.
In addition, being respectively arranged with two processes at inlet diverter 4 with outlet shunt 5 is connected as flange 6.Flange 6 is provided for companion's thermic devices of flowmeter 100, will describe in detail after a while.
The internal structure of coriolis mass flowmeters 100 is described below with reference to Fig. 2 and 3.Fig. 2 is the in-built schematic perspective view that illustrates according to the flowmeter 100 of the embodiment of the invention, and Fig. 3 is that diagram is according to the in-built schematic plan view of the flowmeter 100 of the embodiment of the invention.
In general flowmeter, at least one flowtube can be set within housing, be used for making and want processed fluid media (medium) to flow through.In the coriolis mass flowmeters 100 shown in Fig. 2 and 3, within housing 1, be provided with two flowtube 9.The two ends of flowtube 9 are connected respectively to inlet diverter 4 and export shunt 5, want measured fluid media (medium) to be diverted in two flowtube 9 through inlet diverter 4 with permission, and flow out flowmeter 100 through exporting after shunt 5 converges.
According to the present invention, companion's thermic devices is arranged within the housing of flowmeter, and is arranged near the flowtube, with the temperature of the fluid media (medium) in the control flowtube.
According to a preferred embodiment of the invention, companion's thermic devices can be at least one trace pipe, and described trace pipe can be communicated with companion's heat medium supply system of flowmeter outside by flange, flows in trace pipe to allow companion's heat medium.
The companion's heat medium that circulates in trace pipe both can be to add heat medium, also can be cooling medium.Circulate in trace pipe by companion's heat medium, can control the temperature of the fluid media (medium) that flows near the flowtube of trace pipe effectively, that is, can effectively the fluid media (medium) that flows near the flowtube the trace pipe be heated or cool off.
According to a preferred embodiment of the invention, companion's thermic devices can also be electrical heating wire or other temperature control equipment.Be under the situation of electrical heating wire in companion's thermic devices, when electrical heating wire was powered, electrical heating wire can be effectively heat the fluid media (medium) that flows near the flowtube it.
In order to make companion's thermic devices keep stable within the housing of flowmeter, according to a preferred embodiment of the invention, flowmeter can also comprise fixed cell, and this fixed cell is arranged on the housing, is used for accompanying thermic devices to be fixed to housing.
Particularly, in the coriolis mass flowmeters 100 shown in Fig. 2 and 3, companion's thermic devices is two trace pipes 8.In order to guarantee that the fluid media (medium) that flows also is heated or cooled in inlet diverter 4 and outlet shunt 5, trace pipe 8 can pass inlet diverter 4 and outlet shunt 5, to share inlet diverter 4 and outlet shunt 5 with flowtube 9.So, all passages of wanting measured fluid media (medium) to contact in flowmeter 100 all are heated or cooled, thereby have guaranteed the full runner temperature control of flowmeter 100.
In Fig. 2 and 3, two trace pipes 8 are communicated with companion's heat medium supply system (not shown) of flowmeter 100 outsides by four flanges 6, flow in two trace pipes 8 to allow companion's heat medium.Companion's heat medium for example can be hot water or vapours or deep fat etc.Here, four flanges 6 are separately positioned on inlet diverter 4 and the outlet shunt 5, so that the design of companion's thermic devices.
In addition, within the housing 1 of flowmeter 100, keep stable in order to make two trace pipes 8, shown in Fig. 2 and 3, also be provided with projection 7 as fixed cell at housing 1, so that trace pipe 8 is fixed to housing 1.The present invention does not have particular restriction for fixed cell, and those skilled in the art can adopt other known fixed form that trace pipe 8 is fixed on the housing 1, to keep the stable of trace pipe 8.
In Fig. 2 and 3, two flowtube 9 bend to same shape side by side within the housing 1 of coriolis mass flowmeters 100.In order to make trace pipe 8 be positioned as close to flowtube 9 to improve heat transfer efficiency, trace pipe 8 can be bent to and flowtube 9 similar shapes.So, just can easily trace pipe 8 be arranged near the flowtube 9.In addition, two trace pipes 8 can also be separately positioned on the not homonymy of flowtube 9, with further raising heat transfer efficiency.Shown in Fig. 2 and 3, two flowtube 9 and two trace pipes 8 all bend to " n " shape, and an outside that is positioned at " n " shape of two flowtube 9 in the trace pipe 8, and another then is positioned at the inboard of " n " shape of two flowtube 9.
It should be noted that the present invention does not have particular restriction for the concrete shape of flowtube and trace pipe.It will be appreciated by persons skilled in the art that flowtube and trace pipe also can adopt other shape, as long as trace pipe is arranged near the flowtube.
More than be that example describes the present invention with the coriolis mass flowmeters.Yet the present invention is not limited to coriolis mass flowmeters, but can also be applied to the flowmeter of other type.Further, the coriolis mass flowmeters in above-described embodiment has two flowtube and two trace pipes, but the present invention also is not limited thereto.
Different with the flowmeter of external companion's thermic devices of prior art, the invention provides the flowmeter of built-in companion's thermic devices.Flowmeter according to an embodiment of the invention is because companion's thermic devices is arranged near the flowtube within the housing of flowmeter, so improve greatly at the temperature controlled effect of the full runner of flowmeter.Therefore, can be more safety and control the temperature of the fluid media (medium) of flowmeter inside reliably.
Though more than describe embodiments of the invention by reference to the accompanying drawings in detail, should be understood that embodiment described above just is used for explanation the present invention, and be not construed as limiting the invention.For a person skilled in the art, can make various changes and modifications above-mentioned embodiment and do not deviate from the spirit and scope of the invention.Therefore, scope of the present invention is only limited by appended claim and equivalents thereof.
Claims (13)
1. flowmeter comprises:
Housing; And
At least one passage, it is arranged within the described housing, is used for making wanting measured fluid media (medium) to flow through,
It is characterized in that described flowmeter further comprises:
Companion's thermic devices, it is arranged within the described housing, and is arranged near the described passage, to control the temperature of the fluid media (medium) in the described passage.
2. flowmeter according to claim 1, wherein, described companion's hot charging is set at least one trace pipe, and described trace pipe connects by process and is communicated with companion's heat medium supply system of described flowmeter outside, to allow accompanying heat medium mobile in described trace pipe.
3. flowmeter according to claim 2, wherein, described companion's heat medium is for adding heat medium or cooling medium.
4. flowmeter according to claim 1, wherein, described companion's hot charging is set to electrical heating wire.
5. flowmeter according to claim 1 further comprises:
Fixed cell, it is arranged on the described housing, is used for described companion's thermic devices is fixed to described housing.
6. flowmeter according to claim 1, wherein, described flow is counted coriolis mass flowmeters.
7. flowmeter according to claim 6, wherein, the number of described passage is two, and described flowmeter further comprises:
Inlet diverter, it is arranged on the porch of described passage, is used for described fluid media (medium) is shunted; And
The outlet shunt, it is arranged on the exit of described passage, is used for described fluid media (medium) is converged.
8. flowmeter according to claim 7, wherein, described companion's thermic devices is passed described inlet diverter and described outlet shunt, to share described inlet diverter and described outlet shunt with described passage.
9. flowmeter according to claim 8, wherein, described companion's hot charging is set to two trace pipes, and described two trace pipes connect by process and are communicated with companion's heat medium supply system of described flowmeter outside, flows in described two trace pipes to allow companion's heat medium.
10. flowmeter according to claim 9, wherein, described two trace pipes are communicated with companion's heat medium supply system of described flowmeter outside by flange.
11. flowmeter according to claim 10, wherein, described flange is arranged on described inlet diverter and the described outlet shunt.
12. flowmeter according to claim 9, wherein, number is that two described passage bends to same shape side by side, and described two trace pipes bend to and shape like the described channel types.
13. flowmeter according to claim 12, wherein, described two trace pipes lay respectively at the not homonymy of described passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210013512.2A CN103206998B (en) | 2012-01-13 | 2012-01-13 | The flowmeter of built-in heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210013512.2A CN103206998B (en) | 2012-01-13 | 2012-01-13 | The flowmeter of built-in heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103206998A true CN103206998A (en) | 2013-07-17 |
| CN103206998B CN103206998B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210013512.2A Active CN103206998B (en) | 2012-01-13 | 2012-01-13 | The flowmeter of built-in heating device |
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| Country | Link |
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| CN (1) | CN103206998B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575348A (en) * | 2013-11-18 | 2014-02-12 | 重庆耐德能源装备集成有限公司 | Novel low-temperature Coriolis mass flow meter |
| CN106052469A (en) * | 2016-07-22 | 2016-10-26 | 北京华福工程有限公司 | Connection structure special for special material inner tracing pipe and equipment |
| CN111579264A (en) * | 2020-05-22 | 2020-08-25 | 浙江银轮机械股份有限公司 | Temperature measurement method and temperature measurement tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001002812A1 (en) * | 1999-06-30 | 2001-01-11 | Micro Motion, Inc. | Coriolis flowmeter having a casing with a protective outer layer |
| CN1793791A (en) * | 2006-01-09 | 2006-06-28 | 胡修泰 | Temperature difference flow meter and thermometer |
| CN102252718A (en) * | 2010-04-30 | 2011-11-23 | Abb技术股份公司 | Thermal mass flowmeter with a metal-encapsulated sensor system |
| CN202511832U (en) * | 2012-01-13 | 2012-10-31 | 艾默生过程控制流量技术有限公司 | Flowmeter with internal heat tracing device |
-
2012
- 2012-01-13 CN CN201210013512.2A patent/CN103206998B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001002812A1 (en) * | 1999-06-30 | 2001-01-11 | Micro Motion, Inc. | Coriolis flowmeter having a casing with a protective outer layer |
| CN1793791A (en) * | 2006-01-09 | 2006-06-28 | 胡修泰 | Temperature difference flow meter and thermometer |
| CN102252718A (en) * | 2010-04-30 | 2011-11-23 | Abb技术股份公司 | Thermal mass flowmeter with a metal-encapsulated sensor system |
| CN202511832U (en) * | 2012-01-13 | 2012-10-31 | 艾默生过程控制流量技术有限公司 | Flowmeter with internal heat tracing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575348A (en) * | 2013-11-18 | 2014-02-12 | 重庆耐德能源装备集成有限公司 | Novel low-temperature Coriolis mass flow meter |
| CN103575348B (en) * | 2013-11-18 | 2017-04-05 | 重庆耐德能源装备集成有限公司 | A kind of new type low temperature coriolis mass flowmeters |
| CN106052469A (en) * | 2016-07-22 | 2016-10-26 | 北京华福工程有限公司 | Connection structure special for special material inner tracing pipe and equipment |
| CN111579264A (en) * | 2020-05-22 | 2020-08-25 | 浙江银轮机械股份有限公司 | Temperature measurement method and temperature measurement tool |
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| CN103206998B (en) | 2015-09-30 |
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