CN108981834A - Mass flowmenter - Google Patents
Mass flowmenter Download PDFInfo
- Publication number
- CN108981834A CN108981834A CN201810891912.0A CN201810891912A CN108981834A CN 108981834 A CN108981834 A CN 108981834A CN 201810891912 A CN201810891912 A CN 201810891912A CN 108981834 A CN108981834 A CN 108981834A
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- Prior art keywords
- heat exchange
- exchange pipeline
- sub
- mass flowmenter
- tube body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention provides a kind of mass flowmenters.Mass flowmenter includes: measurement cylinder, for measuring the mass flow of measured material；Cooling component, cooling component includes heat exchange pipeline and the cooling device that is connected with heat exchange pipeline, it is external that heat exchange pipeline is wound around measuring cylinder, heat transferring medium is in cooling device and heat exchange pipeline internal circulation flow, cooling device exchange thermal medium is cooled down, to realize that the heat between measurement cylinder and heat exchange pipeline exchanges.The problem of expanding with heat and contract with cold due to measuring cylinder body in measurement process present invention efficiently solves mass flowmenter in the prior art, influence measurement accuracy.
Description
Technical field
The present invention relates to weighing technology fields, in particular to a kind of mass flowmenter.
Background technique
Currently, mass flowmenter is mounted on the pipeline of coal dust vertical drop, be mainly used for the coal dust that upstream is conveyed into
Row Weighing, and blanking velocity is controlled by feed valve.Wherein, mass flowmenter is to measure coal dust using Coriolis principle
Discharge quantity converts quality momentum for the kinetic energy that coal dust falls and is then converted to quality.
Although the kinetic energy size of coal dust is temperature independent in mass flowmenter, due to the measurement knot of mass flowmenter
Structure (measurement cylinder) is made of metal material, and when temperature change can expand with heat and contract with cold, and influences measurement accuracy, generates measurement and miss
Difference.
Summary of the invention
The main purpose of the present invention is to provide a kind of mass flowmenters, are being surveyed with solving mass flowmenter in the prior art
The problem of expanding with heat and contract with cold due to measuring cylinder body during amount, influence measurement accuracy.
To achieve the goals above, the present invention provides a kind of mass flowmenters, comprising: measurement cylinder, for measuring quilt
Measure the mass flow of material；Cooling component, cooling component include heat exchange pipeline and the cooling device that is connected with heat exchange pipeline,
It is external that heat exchange pipeline is wound around measuring cylinder, and heat transferring medium is in cooling device and heat exchange pipeline internal circulation flow, cooling device exchange
Thermal medium is cooled down, to realize that the heat between measurement cylinder and heat exchange pipeline exchanges.
Further, mass flowmenter further include: heat exchange pipeline is arranged in close to the table of measurement cylinder in temperature detection structure
On face, temperature detection structure is used to detect the temperature on the outer wall of measurement cylinder；Regulating device, be arranged on cooling device and with
Temperature detection structure is communicated, its detected value is transferred to regulating device by temperature detection structure, and regulating device is according to detected value
The cooling temperature and/or flow and/or refrigerating capacity of adjusting cooling device.
Further, temperature detection structure is multiple, and multiple temperature detection structures are along the extending direction interval of heat exchange pipeline
Setting.
Further, heat exchange pipeline includes: tube body, and tube body is arranged in close to the surface of measurement cylinder in temperature detection structure
On, outer surface coiled coil of the tube body along measurement cylinder；First sub- heat exchange pipeline is arranged in tube body, the first sub- heat exchange pipeline
Extending direction it is consistent with the extending direction of tube body；Second sub- heat exchange pipeline, be arranged in tube body and with the first sub- heat exchange pipeline
Interval setting, the extending direction of the second sub- heat exchange pipeline are consistent with the extending direction of tube body；Wherein, the first sub- heat exchange pipeline and
Two sub- heat exchange pipelines are connected to cooling device.
Further, cooling component further include: connection structure, the both ends of the first sub- heat exchange pipeline respectively with cooling device
The connection of the first end of liquid outlet and the second sub- heat exchange pipeline, the second end of the second sub- heat exchange pipeline and the inlet of cooling device connect
Logical, the first end of the second sub- heat exchange pipeline is connect by connection structure with the first sub- heat exchange pipeline.
Further, connection structure includes: water conservancy diversion ontology, has flow-guiding channel, and the first sub- heat exchange pipeline is logical by water conservancy diversion
Road is connected to the second sub- heat exchange pipeline；Connection component, including at least two connectors, at least one connector are threaded through the first son
In heat exchange pipeline and flow-guiding channel, the first sub- heat exchange pipeline is connect with water conservancy diversion ontology, at least one connector is threaded through
In two sub- heat exchange pipelines and flow-guiding channel, the second sub- heat exchange pipeline is connect with water conservancy diversion ontology；Wherein, connector and the first son
The inner wall of the tube wall of heat exchange pipeline, the tube wall of the second sub- heat exchange pipeline and flow-guiding channel is threadedly coupled.
Further, connector includes sequentially connected first linkage section, the second linkage section and third linkage section, and first connects
The outer surface for connecing section and third linkage section all has screw thread, and the rotation direction of screw thread is different, the first linkage section and the first sub- heat exchanger tube
The tube wall of road or the second sub- heat exchange pipeline is threadedly coupled, and the inner thread of third linkage section and flow-guiding channel connects.
Further, tube body has mounting groove close to the surface of measurement cylinder, and temperature detection structure is mounted in mounting groove
So that the appearance face contact of temperature detection structure and measurement cylinder.
Further, there is installation passage, installation passage is connected to mounting groove, mass flowmenter further include: lead in tube body
Line is arranged in installation passage, and temperature detection structure is connect by conducting wire with regulating device；Wherein, installation passage and the first son
Heat exchange pipeline and the second sub- heat exchange pipeline interval setting.
Further, mass flowmenter further include: reinforcer is arranged in tube body, the extending direction and tube body of reinforcer
Extending direction it is consistent, reinforcer is used to promote the structural strength of tube body.
It applies the technical scheme of the present invention, mass flowmenter includes measurement cylinder and cooling component.Wherein, measurement cylinder is used
In the mass flow of measurement measured material.Cooling component includes heat exchange pipeline and the cooling device that is connected with heat exchange pipeline,
It is external that heat exchange pipeline is wound around measuring cylinder, and heat transferring medium is in cooling device and heat exchange pipeline internal circulation flow, cooling device exchange
Thermal medium is cooled down, to realize that the heat between measurement cylinder and heat exchange pipeline exchanges.In this way, using mass flowmenter pair
During measured material measures, cooling device exchanges thermal medium and carries out circulating cooling, and heat transferring medium is being wound around survey
The external heat exchange pipeline internal circulation flow of graduated cylinder, the heat realizing heat exchange pipeline by heat transferring medium and measuring between cylinder are handed over
It changes, to reduce the surface temperature of measurement cylinder, avoids measurement cylinder from expanding with heat and contract with cold and generate measurement error, and then solve
The problem of mass flowmenter is expanded with heat and contract with cold due to measuring cylinder body in measurement process, is influenced measurement accuracy in the prior art.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic perspective view of the embodiment of mass flowmenter according to the present invention；
Fig. 2 shows the cross-sectional views of the heat exchange pipeline of the mass flowmenter in Fig. 1；And
The connection structure and the partial sectional view after heat exchange pipeline assembly that Fig. 3 shows the mass flowmenter in Fig. 1.
Wherein, the above drawings include the following reference numerals:
10, cylinder is measured；20, heat exchange pipeline；21, tube body；211, mounting groove；212, installation passage；213, connectivity slot；
22, the first sub- heat exchange pipeline；23, the second sub- heat exchange pipeline；30, cooling device；40, temperature detection structure；50, connection structure；
51, water conservancy diversion ontology；511, flow-guiding channel；52, connector；521, the first linkage section；522, the second linkage section；523, third connects
Section；60, conducting wire；70, reinforcer；81, inlet pipeline；82, outlet conduit；90, blower；100, motor；110, gear-box.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used is usually directed to attached drawing as " upper and lower "
Shown in for direction, or on vertical, vertical or gravity direction；Similarly, it for ease of understanding and retouches
It states, " left and right " is usually for shown in the drawings left and right；" inside and outside " refers to the inside and outside of the profile relative to each component itself,
But the above-mentioned noun of locality is not intended to restrict the invention.
In order to solve in the prior art mass flowmenter in measurement process since measuring cylinder body expands with heat and contract with cold, influence to measure
The problem of precision, this application provides a kind of mass flowmenters.
As shown in Figure 1, mass flowmenter includes measurement cylinder 10 and cooling component.Wherein, measurement cylinder 10 is for measuring
The mass flow of measured material.Cooling component includes heat exchange pipeline 20 and the cooling device being connected with heat exchange pipeline 20 30,
Heat exchange pipeline 20 is wound around outside measurement cylinder 10, and heat transferring medium is in 20 internal circulation flow of cooling device 30 and heat exchange pipeline, cooling
Device 30 is exchanged thermal medium and is cooled down, to realize that measurement cylinder 10 is exchanged with the heat between heat exchange pipeline 20.
Using the technical solution of the present embodiment, during being measured using mass flowmenter to measured material,
Cooling device 30 exchanges thermal medium and carries out circulating cooling, and heat transferring medium follows in the heat exchange pipeline 20 being wound around outside measurement cylinder 10
Circulation is dynamic, realizes that heat exchange pipeline 20 is exchanged with the heat measured between cylinder 10 by heat transferring medium, measures cylinder 10 to reduce
Surface temperature, avoid measurement cylinder 10 from expanding with heat and contract with cold and generate measurement error, and then solve quality in the prior art
The problem of flowmeter is expanded with heat and contract with cold due to measuring cylinder body in measurement process, is influenced measurement accuracy.
As shown in Figure 1 to Figure 3, mass flowmenter further includes temperature detection structure 40 and regulating device.Wherein, temperature detection
Heat exchange pipeline 20 is arranged on the surface of measurement cylinder 10 in structure 40, and temperature detection structure 40 is for detecting measurement cylinder 10
Outer wall on temperature.Regulating device is arranged on cooling device 30 and is communicated with temperature detection structure 40, temperature detection
Its detected value is transferred to regulating device by structure 40, and regulating device adjusts the cooling temperature of cooling device 30, stream according to detected value
Amount and refrigerating capacity.In this way, temperature detection structure 40 is held during heat exchange between heat exchange pipeline 20 and measurement cylinder 10
Surface temperature is simultaneously fed back to regulating device by the surface temperature of continuous detection measurement 10 outer surface of cylinder, and regulating device is examined according to temperature
Size relation between the value of feedback and preset value of geodesic structure 40 adjusts the operating parameter of cooling device, to ensure to measure cylinder 10
Surface temperature be in allowed band, and then prevent measurement cylinder 10 from expanding with heat and contract with cold and influencing the measurement of mass flowmenter
Precision.
Optionally, temperature detection structure 40 is thermometric chip.In this way, above-mentioned setting can reduce temperature detection structure 40
Occupied space realizes the Miniaturization Design of temperature detection structure 40.
Specifically, cooling device is cooling-water machine.Heat exchange pipeline 20 is spirally wound on measurement cylinder 10 (conical shell) outside, leads to
The outside wall temperature of the detection measurement of excess temperature detection structure 40 cylinder 10 (conical shell), and it is logical to control cooling-water machine exchange heat pipeline 20
Enter the heat transferring medium being heated or cooled, the temperature of measurement cylinder 10 (conical shell) is controlled to realize, to reduce temperature
Change bring measurement error.The above-mentioned setting of heat exchange pipeline 20 is so that heat exchange pipeline 20 and measurement cylinder 10 (conical shell)
It dismounts more convenient, simple, reduces the labor intensity of staff.
In the present embodiment, temperature detection structure 40 is multiple, multiple prolonging along heat exchange pipeline 20 of temperature detection structure 40
Stretch the setting of direction interval.Specifically, axis direction coiled coil of the heat exchange pipeline 20 around measurement cylinder 10, multiple temperature detection knots
Structure 40 is arranged along the extending direction interval of heat exchange pipeline 20, carries out temperature measurement with the surface to measurement cylinder 10.In this way, multiple
Temperature detection structure 40 carries out temperature measurement to the surface of measurement cylinder 10 simultaneously, improves temperature detection structure 40 to measuring cylinder
The accuracy and accuracy of 10 temperature detection of body.
As shown in Fig. 2, heat exchange pipeline 20 includes tube body 21, the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23.Its
In, tube body 21 is arranged on the surface of measurement cylinder 10 in temperature detection structure 40, appearance of the tube body 21 along measurement cylinder 10
Surface helix coiling.First sub- heat exchange pipeline 22 is arranged in tube body 21, the extending direction and tube body 21 of the first sub- heat exchange pipeline 22
Extending direction it is consistent.Second sub- heat exchange pipeline 23 is arranged in tube body 21 and is arranged with the first sub- interval of heat exchange pipeline 22, the
The extending direction of two sub- heat exchange pipelines 23 is consistent with the extending direction of tube body 21.Wherein, the first sub- heat exchange pipeline 22 and the second son
Heat exchange pipeline 23 is connected to cooling device 30.In this way, above-mentioned setting is capable of increasing between heat exchange pipeline 20 and measurement cylinder 10
The exchange area of heat switching part, so that the heat between heat exchange pipeline 20 and measurement cylinder 10 exchanges rapider, shortening
Cooling is time-consuming, promotes the detection accuracy of mass flowmenter, reduces measurement error.
Specifically, heat transferring medium is connected to by the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23 with cooling device,
It realizes heat exchange pipeline 20 by the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23 and measures the heat between cylinder 10 and hand over
It changes.Heat transferring medium after cooled is out of cooling device via the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23 and measurement
Cylinder 10 exchanges heat, and is entered back into after the completion of heat exchange to being cooled down in cooling device, later again via the first sub- heat exchange pipeline
22 and second sub- heat exchange pipeline 23 with measurement cylinder 10 exchange heat, recycle repeatedly, to realize heat transferring medium to measuring cylinder
The circulating cooling of body 10.
Optionally, tube body 21 is fabricated from a flexible material.
Optionally, tube body 21 is made of rubber material or PVC material.
As shown in figure 3, cooling component further includes connection structure 50.Wherein, the both ends of the first sub- heat exchange pipeline 22 respectively with
The first end of the liquid outlet of cooling device 30 and the second sub- heat exchange pipeline 23 connection, the second end of the second sub- heat exchange pipeline 23 with it is cold
But the inlet connection of device 30, the first end of the second sub- heat exchange pipeline 23 pass through connection structure 50 and the first sub- heat exchange pipeline 22
Connection.In this way, the first sub- heat exchange pipeline 22 is arranged in series with the second sub- heat exchange pipeline 23 by connection structure 50, improve
The utilization rate of heat transferring medium.Meanwhile on any contact surface of measurement cylinder 10 and heat exchange pipeline 20, the first sub- heat exchange pipeline 22
Flow direction with heat transferring medium in the second sub- heat exchange pipeline 23 is on the contrary, to realize heat transferring medium to the fast cooling of measurement cylinder 10.
It should be noted that the connection type of the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23 is without being limited thereto.?
In attached other embodiments not shown in the figure, the both ends of the first sub- heat exchange pipeline respectively with the liquid outlet of cooling device and feed liquor
Mouth connection, the both ends of the second sub- heat exchange pipeline are connected to the liquid outlet of cooling device and inlet respectively, i.e., the first sub- heat exchanger tube
Road is arranged in parallel with the second sub- heat exchange pipeline.
Optionally, connection structure 50 includes water conservancy diversion ontology 51 and connection component.Wherein, water conservancy diversion ontology 51 has flow-guiding channel
511, the first sub- heat exchange pipeline 22 is connected to by flow-guiding channel 511 with the second sub- heat exchange pipeline 23.Connection component includes at least two
A connector 52, at least one connector 52 are threaded through in the first sub- heat exchange pipeline 22 and flow-guiding channel 511, the first son are changed
Heat pipeline 22 is connect with water conservancy diversion ontology 51, at least one connector 52 is threaded through the second sub- heat exchange pipeline 23 and flow-guiding channel 511
It is interior, the second sub- heat exchange pipeline 23 is connect with water conservancy diversion ontology 51；Wherein, the pipe of connector 52 and the first sub- heat exchange pipeline 22
The inner wall of wall, the tube wall of the second sub- heat exchange pipeline 23 and flow-guiding channel 511 is threadedly coupled.In the present embodiment, connection component
Including two connectors 52, a connector 52 is threaded through in the first sub- heat exchange pipeline 22 and flow-guiding channel 511, by the first son
Heat exchange pipeline 22 is connect with water conservancy diversion ontology 51, another connector 52 is threaded through the second sub- heat exchange pipeline 23 and flow-guiding channel 511
It is interior.The structure of above structure is simple, easy to accomplish, so that the dismounting of the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23 is more
Add easy, easy, reduces the labor intensity of staff.
Optionally, the C-shaped structure of flow-guiding channel 511.It should be noted that the shape of flow-guiding channel 511 is without being limited thereto.It can
Selection of land, the V-shaped structure of flow-guiding channel 511.
As shown in figure 3, connector 52 is connected including sequentially connected first linkage section 521, the second linkage section 522 with third
The outer surface of section 523, the first linkage section 521 and third linkage section 523 all has screw thread, and the rotation direction of screw thread is different, and first connects
It connects section 521 to be threadedly coupled with the tube wall of the first sub- heat exchange pipeline 23 of sub- heat exchange pipeline 22 or the second, third linkage section 523 and water conservancy diversion
The inner thread in channel 511 connects.Specifically, the inner surface of one end of the first sub- heat exchange pipeline 22 and the second sub- heat exchange pipeline 23
With internal screw thread, the first linkage section 521 of connector 52 is threadedly coupled with internal screw thread, to realize the first sub- heat exchange pipeline 22 and the
Connection between two sub- heat exchange pipelines 23 and connector 52, rear connectors 52 third linkage section 523 and flow-guiding channel 511
Inner thread connection, and then connect the first sub- heat exchange pipeline 22 with water conservancy diversion ontology 51 by a connector 52, by another
Second sub- heat exchange pipeline 23 is connect by a connector 52 with water conservancy diversion ontology 51, to realize that the first sub- heat exchange pipeline 22 is changed with the second son
Connection between heat pipeline 23.The structure of above structure is simple, is easily worked, realizes.
Optionally, the first linkage section 521 and third linkage section 523 are column structure.
As shown in Figures 2 and 3, tube body 21 has mounting groove 211, temperature detection structure 40 close to the surface of measurement cylinder 10
Appearance face contact so that temperature detection structure 40 and measurement cylinder 10 is mounted in mounting groove 211.In this way, temperature detection structure
40 are mounted in mounting groove 211, prevent temperature detection structure 40 from protruding from the surface of tube body 21, are guaranteeing temperature detection structure 40
Under the premise of capable of carrying out temperature detection to the surface of measurement cylinder 10, temperature detection structure 40 and measurement cylinder 10 is avoided to occur
Constructive interference and damage temperature detection structure 40 so that the structure of mass flowmenter is more compact.
Optionally, mounting groove 211 is polygon groove or arc groove, as long as temperature detection structure 40 can be accommodated.
As shown in Fig. 2, having installation passage 212 in tube body 21, installation passage 212 is connected to mounting groove 211, mass flow
Meter further includes conducting wire 60.Wherein, conducting wire 60 is arranged in installation passage 212, and temperature detection structure 40 is by conducting wire 60 and adjusts
Device connection；Wherein, installation passage 212 and the first sub- heat exchange pipeline 20 and the second sub- interval of heat exchange pipeline 20 are arranged.Specifically,
Tube body 21 further includes the connectivity slot 213 being connected to mounting groove 211 and installation passage 212, the conducting wire 60 of temperature detection structure 40
By being threaded through in installation passage 212 after connectivity slot 213, with temperature detection structure 40 is powered and signal transmission.
As shown in Figures 2 and 3, mass flowmenter further includes reinforcer 70.Wherein, reinforcer 70 is arranged in tube body 21,
The extending direction of reinforcer 70 is consistent with the extending direction of tube body 21, and reinforcer 70 is used to be promoted the structural strength of tube body 21.?
In the present embodiment, reinforcer is wire, and the above-mentioned setting of wire is able to ascend the structural strength of tube body 21, prevents tube body 21
It is broken during winding measures cylinder 10, extends the service life of tube body 21.
It should be noted that the type of reinforcer 70 is without being limited thereto.Optionally, reinforcer 70 is metal wire.
Optionally, reinforcer 70 is between the first sub- heat exchange pipeline 20 and the second sub- heat exchange pipeline 20.
As shown in Figure 1, mass flowmenter further includes inlet pipeline 81, outlet conduit 82, blower 90, motor 100 and gear
Case 110.Wherein, inlet pipeline 81 is connected to the entrance of measurement cylinder 10, the outlet of outlet conduit 82 and measurement cylinder 10,
Blower 90 is connected to inlet pipeline 81, and blade is built in measurement cylinder 10 (conical shell), is measured cylinder 10 (conical shell)
In up big and down small cone structure, the setting of gear-box 110 is in the lower end of measurement cylinder 10 (conical shell), the output of motor 100
The input axis connection of axis and gear-box 110, the output shaft of gear-box 110 are connect with blade.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
During being measured using mass flowmenter to measured material, cooling device exchange thermal medium is followed
Ring is cooling, and heat transferring medium is being wound around the external heat exchange pipeline internal circulation flow of measuring cylinder, is realizing heat exchanger tube by heat transferring medium
Heat between road and measurement cylinder exchanges, and to reduce the surface temperature of measurement cylinder, measurement cylinder is avoided to expand with heat and contract with cold
And generate measurement error, and then solve in the prior art mass flowmenter in measurement process since measuring cylinder body heat is swollen cold
The problem of contracting, influencing measurement accuracy.
Obviously, above-mentioned the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments should fall within the scope of the present invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of mass flowmenter characterized by comprising
It measures cylinder (10), for measuring the mass flow of measured material；
Cooling component, the cooling component include heat exchange pipeline (20) and the cooling device that is connected with the heat exchange pipeline (20)
(30), the heat exchange pipeline (20) is wound around the measurement cylinder (10) outside, and heat transferring medium is in the cooling device (30) and institute
Heat exchange pipeline (20) internal circulation flow is stated, the cooling device (30) cools down the heat transferring medium, to realize the survey
Heat between graduated cylinder body (10) and the heat exchange pipeline (20) exchanges.
2. mass flowmenter according to claim 1, which is characterized in that the mass flowmenter further include:
Temperature detection structure (40) is arranged in the heat exchange pipeline (20) on the surface of measurement cylinder (10),
The temperature detection structure (40) is used to detect the temperature on the outer wall of measurement cylinder (10)；
Regulating device is arranged on the cooling device (30) and is communicated with the temperature detection structure (40),
Its detected value is transferred to the regulating device by the temperature detection structure (40), and the regulating device is according to the detection
The cooling temperature and/or flow and/or refrigerating capacity of the value adjusting cooling device (30).
3. mass flowmenter according to claim 2, which is characterized in that the temperature detection structure (40) be it is multiple, it is more
A temperature detection structure (40) is arranged along the extending direction interval of the heat exchange pipeline (20).
4. mass flowmenter according to claim 2, which is characterized in that the heat exchange pipeline (20) includes:
Tube body (21), temperature detection structure (40) setting is in the tube body (21) close to the surface of measurement cylinder (10)
On, outer surface coiled coil of the tube body (21) along measurement cylinder (10)；
First sub- heat exchange pipeline (22), setting is in the tube body (21), the extending direction of the first sub- heat exchange pipeline (22)
It is consistent with the extending direction of the tube body (21)；
Second sub- heat exchange pipeline (23), setting are spaced in the tube body (21) and with the described first sub- heat exchange pipeline (22)
Setting, the extending direction of the second sub- heat exchange pipeline (23) are consistent with the extending direction of the tube body (21)；
Wherein, the described first sub- heat exchange pipeline (22) and the second sub- heat exchange pipeline (23) connect with the cooling device (30)
It is logical.
5. mass flowmenter according to claim 4, which is characterized in that the cooling component further include:
Connection structure (50), the both ends of the first sub- heat exchange pipeline (22) respectively with the liquid outlet of the cooling device (30) and
The first end of the second sub- heat exchange pipeline (23) is connected to, the second end of the second sub- heat exchange pipeline (23) and the cooling dress
Set the inlet connection of (30), the first end of the second sub- heat exchange pipeline (23) passes through the connection structure (50) and described the
One sub- heat exchange pipeline (22) connection.
6. mass flowmenter according to claim 5, which is characterized in that the connection structure (50) includes:
Water conservancy diversion ontology (51) has flow-guiding channel (511), and the first sub- heat exchange pipeline (22) passes through the flow-guiding channel
(511) it is connected to the described second sub- heat exchange pipeline (23)；
Connection component, including at least two connectors (52), at least one described connector (52) are threaded through first son and change
In heat pipeline (22) and the flow-guiding channel (511), by the described first sub- heat exchange pipeline (22) and the water conservancy diversion ontology (51)
Connection, at least one described connector (52) are threaded through in the described second sub- heat exchange pipeline (23) and the flow-guiding channel (511),
The described second sub- heat exchange pipeline (23) to be connect with the water conservancy diversion ontology (51)；Wherein, the connector (52) and described the
The inner wall of the tube wall of one sub- heat exchange pipeline (22), the tube wall of the second sub- heat exchange pipeline (23) and the flow-guiding channel (511)
It is threadedly coupled.
7. mass flowmenter according to claim 6, which is characterized in that the connector (52) includes sequentially connected
One linkage section (521), the second linkage section (522) and third linkage section (523), first linkage section (521) and the third
The outer surface of linkage section (523) all has screw thread, and the rotation direction of the screw thread is different, first linkage section (521) with it is described
The tube wall of first sub- heat exchange pipeline (22) or the second sub- heat exchange pipeline (23) is threadedly coupled, the third linkage section (523)
It is connect with the inner thread of the flow-guiding channel (511).
8. mass flowmenter according to claim 4, which is characterized in that the tube body (21) is close to the measurement cylinder
(10) surface has mounting groove (211), and the temperature detection structure (40) is mounted in the mounting groove (211) so that described
The appearance face contact of temperature detection structure (40) and measurement cylinder (10).
9. mass flowmenter according to claim 8, which is characterized in that have installation passage in the tube body (21)
(212),
The installation passage (212) is connected to the mounting groove (211), the mass flowmenter further include:
Conducting wire (60), setting in the installation passage (212), the temperature detection structure (40) by the conducting wire (60) with
The regulating device connection；Wherein, the installation passage (212) is changed with the described first sub- heat exchange pipeline (20) and second son
The setting of heat pipeline (20) interval.
10. mass flowmenter according to claim 4, which is characterized in that the mass flowmenter further include:
Reinforcer (70), setting is in the tube body (21), extending direction and the tube body (21) of the reinforcer (70)
Extending direction is consistent, and the reinforcer (70) is used to be promoted the structural strength of the tube body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810891912.0A CN108981834B (en) | 2018-08-07 | 2018-08-07 | Mass flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810891912.0A CN108981834B (en) | 2018-08-07 | 2018-08-07 | Mass flowmeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108981834A true CN108981834A (en) | 2018-12-11 |
| CN108981834B CN108981834B (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810891912.0A Active CN108981834B (en) | 2018-08-07 | 2018-08-07 | Mass flowmeter |
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| CN108981834B (en) | 2020-05-08 |
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