CN205808867U - A kind of vibration type fluid density meter - Google Patents
A kind of vibration type fluid density meter Download PDFInfo
- Publication number
- CN205808867U CN205808867U CN201620723896.0U CN201620723896U CN205808867U CN 205808867 U CN205808867 U CN 205808867U CN 201620723896 U CN201620723896 U CN 201620723896U CN 205808867 U CN205808867 U CN 205808867U
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- pedestal
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- vibration
- vibrating tube
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Abstract
The utility model discloses a kind of vibration type fluid density meter, including vibration unit, electronic unit and backstage industrial computer；Vibration unit includes that vibration unit protection shell, pedestal, vibrating tube, single coil excitement and inspection shake coil; electronic unit includes data processing circuit and data/address bus, and data processing circuit data after processing the data examining coil collection of shaking and processing are sent to backstage industrial computer by data/address bus；Base supports and the mode of supports support pedestal that vibrating tube of the present utility model uses, it is ensured that the vibrational state of vibrating tube is not affected by extraneous factor, improve the reliability of measurement result；This utility model all takes at the two ends of vibrating tube and utilizes corrugated stainless steel tubing to carry out the mode connected with the external world, and the vibrational state that this elastic connection further ensures vibrating tube is not affected by extraneous factor, improves the accuracy of measurement result.
Description
Technical field
This utility model relates to fluid density detection field, particularly relates to a kind of vibration type fluid density meter.
Background technology
The instrument measuring fluid density at present mainly has float type densimeter and static pressure type densimeter；Float type densimeter
Operation principle is: the buoyancy that object is subject in fluid is relevant with fluid density, and the biggest buoyancy of fluid density is the biggest, and float-type is close
Degree meter is mainly used in measuring the density of the less liquid of viscosity；The densitometric operation principle of static pressure type is: certain altitude fluid column
Static pressure is directly proportional to the density of this liquid, therefore can weigh the close of liquid according to the static pressure numerical value that pressure measuring instruments is measured
Degree；But, the structure of both instruments is the most sufficiently complex, and measuring process is the most troublesome, is unfavorable for promotion and application.
Utility model content
The purpose of this utility model is to provide a kind of vibration type fluid density meter, utilizes the fluid density in vibrating tube not
With, the frequency of vibration of vibrating tube can occur the principle of respective change to measure the density of liquid, solves traditional density measure
The problem that the structure that instrument exists is complicated and measuring process is loaded down with trivial details, it is simple to promotion and application.
To achieve these goals, this utility model is by the following technical solutions:
A kind of vibration type fluid density meter, including vibration unit, electronic unit and backstage industrial computer；
Vibration unit includes that vibration unit protection shell, pedestal, vibrating tube, single coil excitement and inspection shake coil, pedestal, vibration
Pipe, single coil excitement and inspection shake in coil is arranged at protecting shell, and before and after protection shell, two ends all offer and are in communication with the outside
Fluid apertures；The center of pedestal offers through hole, and vibrating tube is connected with pedestal by through hole, and single coil excitement makes for excited vibrational pipe
Vibrating tube is vibrated, the inspection coil that shakes for gathering the vibration data of vibrating tube, the input of single coil excitement and electronic unit
Outfan connects, and examines the outfan of coil that shakes and is connected with the input of electronic unit；
Electronic unit includes data processing circuit and data/address bus, and data processing circuit shakes what coil gathered for processing inspection
Data and will process after data be sent to backstage industrial computer by data/address bus.
Described electronic unit is outside equipped with electronic unit protection shell, and data processing circuit is sealed in electronic unit protection
In shell.
Described vibrating tube uses 3J58 steel to make.
Described pedestal uses separate type pedestal, and separate type pedestal includes the first pedestal and the second pedestal, the first pedestal and
The center of the second pedestal offers the first through hole and the second through hole respectively, and the first end and the first through hole interference of vibrating tube are joined
Close, the second end of vibrating tube and the second through hole interference fit.
Also include that the elastic unit that connects, the elastic unit that connects include corrugated tube and the support member no less than, corrugated tube
Including the first corrugated tube and the second corrugated tube, the first end of the first corrugated tube connection vibrating tube and the fluid apertures of protection case nose,
Second end of the second corrugated tube connection vibrating tube and the fluid apertures of protection outer casing back；Support member is set on pedestal for a support group
Seat, the edge of support member is fixing with protection outer casing inner wall to be connected.
Described support member uses four, is arranged with two support members outside the first pedestal and the second pedestal the most uniformly.
Described corrugated tube uses corrugated stainless steel tubing.
Also including connecting unit, connection unit is hollow cavity, connects and offers going out no less than on the wall of unit
Liquid mouth, connects unit and is used for connecting vibration unit and electronic unit, connects the first end of unit with vibration unit protection shell even
Logical, the second end connecting unit connects with electronic unit protection shell.
The beneficial effects of the utility model are:
A kind of vibration type fluid density meter simple in construction described in the utility model, it is simple to apply and promote；This practicality is new
A kind of vibration type fluid density meter described in type, utilizes the fluid density in vibrating tube different, and the frequency of vibration of vibrating tube can be sent out
The principle of raw respective change measures the density of liquid, and measurement result is the most credible；Vibrating tube of the present utility model uses
Base supports and the mode of supports support pedestal, make vibrating tube be in unsettled state, it is ensured that the vibrational state of vibrating tube is not
Affected by extraneous factor, improve the reliability of measurement result；A kind of vibration type fluid density meter described in the utility model
All taking at the two ends of vibrating tube and utilize corrugated stainless steel tubing to carry out the mode connected with the external world, this elastic connection is further
Ensure that the vibrational state of vibrating tube is not affected by extraneous factor, improve the accuracy of measurement result.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right
In detailed description of the invention, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is this reality
With some novel embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawing can be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of vibration type fluid density meter described in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described
Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality
Novel protected scope.
In description of the present utility model, it should be noted that term " on ", D score, "left", "right", " interior ", " outward "
It is based on orientation shown in the drawings or position relationship in the orientation indicated or position relationship, is for only for ease of this practicality of description new
Type and simplification describe rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation
Structure and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " only use
In describing purpose, and it is not intended that indicate or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in utility model.
As it is shown in figure 1, a kind of vibration type fluid density meter described in the utility model, including vibration unit, electronic unit 2
With backstage industrial computer；
Vibration unit includes that vibration unit protection shell 1, pedestal, vibrating tube 4, single coil excitement 10 and inspection shake coil 11；Base
Seat, vibrating tube 4, single coil excitement 10 and the inspection coil 11 that shakes is arranged at protecting in shell, before and after vibration unit protection shell 1 two
End all offers the fluid apertures being in communication with the outside；The center of pedestal offers through hole, and vibrating tube 4 is connected with pedestal by through hole, shakes
Dynamic pipe 4 uses 3J58 steel to make；Preferred version is that pedestal uses separate type pedestal, and separate type pedestal includes the first pedestal 5 He
Second pedestal 6, the center of the first pedestal 5 and the second pedestal 6 offers the first through hole and the second through hole, vibrating tube 4 respectively
The first end and the first through hole interference fit, the second end of vibrating tube 4 and the second through hole interference fit, to ensure vibrating tube 4
Vibration is not affected by outside environmental elements, it is ensured that the certainty of measurement of fluid density；Single coil excitement 10 is fixed on by connector
The right side of the first pedestal 5, the top of vibrating tube 4, examine the coil 11 that shakes and be fixed on the right side of the first pedestal 5, vibration by connector
The lower section of pipe 4, single coil excitement 10 makes vibrating tube 4 vibrate for excited vibrational pipe 4, and inspection shakes coil 11 for gathering vibrating tube
The vibration data of 4, the input of single coil excitement 10 is connected with the outfan of electronic unit 2, examines outfan and the electricity of the coil 11 that shakes
The input of subelement 2 connects；
Electronic unit 2 includes data processing circuit and data/address bus 13, and data processing circuit is used for processing inspection and shakes coil 11
Vibrating tube 4 vibration data that gathers the data after processing are sent to backstage industrial computer by data/address bus 13；Data process
Circuit includes existing amplification, filtering noise reduction and D/A converting circuit, it is possible to vibrating tube 4 vibration number that the coil 11 that shakes inspection gathers
According to being amplified, filter noise reduction and digital-to-analogue conversion process；Preferred version is that electronic unit 2 is outside equipped with outside electronic unit 2 protects
Shell, data processing circuit is sealed in electronic unit 2 protects shell, to ensure that electronic unit 2 can put into liquid internal and not
By liquid damage；
A kind of vibration type fluid density meter described in the utility model also includes elastic connecting device, elastic connecting device bag
Including corrugated tube and the support member 9 no less than, corrugated tube includes the first corrugated tube 7 and the second corrugated tube 8, the first corrugated tube 7
First end of connection vibrating tube 4 and the fluid apertures of protection case nose, the second corrugated tube 8 connects the second end and the protection of vibrating tube 4
The fluid apertures of outer casing back；Corrugated tube can use corrugated stainless steel tubing, and corrugated stainless steel tubing has good stress and deformation performance, energy
Enough it is further ensured that the impact of the vibrational state the most vibrated cell protection shell 1 of vibrating tube 4, further improves measurement result
Reliability；Support member 9 is set on pedestal for supporting pedestal, and the edge of support member 9 is fixing with protection outer casing inner wall to be connected；
Preferred version is that support member 9 uses four, is arranged with two support members 9 the most uniformly, profit outside the first pedestal 5 and the second pedestal 6
Mode with this four-point supporting, it is possible to ensure that vibrating tube 4 is in the state of natural vibration, it is ensured that measurement result accurate
Property；
A kind of vibration type fluid density meter described in the utility model also includes connecting unit 3, and connecting unit 3 is hollow cavity
Body, connects and offers the liquid outlet 12 no less than on the wall of unit 3, and preferred version is to connect to offer on the wall of unit 3
The most liquid outlets 12, to ensure that liquid is not subject to connect unit 3 when being flowed out by the fluid apertures of vibration unit protection shell 1 right-hand member
Obstruction；Connect unit 3 and be used for connecting vibration unit and electronic unit 2, connect outside the first end and the vibration unit protection of unit 3
Shell 1 connects, and the second end connecting unit 3 protects shell to connect with electronic unit 2.
Using a kind of jigging type liquid body density timing described in the utility model, first vibration type fluid density meter is being put
Enter in fluid to be measured, make fluid to be measured be flowed into vibrating tube 4 by the fluid apertures of vibration unit protection shell 1 front end, then that data are total
Line 13 connects backstage industrial computer；Backstage industrial computer is utilized to control single coil excitement 10 action by data/address bus 13 and electronic unit 2,
Excited vibrational pipe 4 vibrates, and then measures the frequency of vibration of vibrating tube 4 by the inspection coil 11 that shakes, utilizes prior art the most available
(fluid density utilizing the frequency of vibration of vibrating tube to measure in vibrating tube belongs to existing maturation, the most not to the density of fluid to be measured
Repeat again).
A kind of vibration type fluid density meter simple in construction described in the utility model, it is simple to apply and promote；This practicality is new
A kind of vibration type fluid density meter described in type, utilizes the fluid density in vibrating tube 4 different, the frequency of vibration meeting of vibrating tube 4
The principle that respective change occurs measures the density of liquid, and measurement result is the most credible；Vibrating tube 4 of the present utility model uses
Base supports and support member 9 support the mode of pedestal, make vibrating tube 4 be in unsettled state, it is ensured that the vibration shape of vibrating tube 4
State is not affected by extraneous factor, improves the reliability of measurement result；A kind of vibration type liquid described in the utility model is close
Degree meter all takes at the two ends of vibrating tube 4 and utilizes corrugated stainless steel tubing to carry out the mode connected, this elastic connection with the external world
The vibrational state further ensuring vibrating tube 4 is not affected by extraneous factor, improves the accuracy of measurement result.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (8)
1. a vibration type fluid density meter, it is characterised in that: include vibration unit, electronic unit and backstage industrial computer；
Vibration unit includes that vibration unit protection shell, pedestal, vibrating tube, single coil excitement and inspection shake coil, pedestal, vibrating tube,
Single coil excitement and the inspection coil that shakes is arranged at protecting in shell, and before and after protection shell, two ends all offer the liquid being in communication with the outside
Hole；The center of pedestal offers through hole, and vibrating tube is connected with pedestal by through hole, and single coil excitement makes vibration for excited vibrational pipe
Pipe vibrates, the inspection coil that shakes for gathering the vibration data of vibrating tube, the input of single coil excitement and the output of electronic unit
End connects, and examines the outfan of coil that shakes and is connected with the input of electronic unit；
Electronic unit includes data processing circuit and data/address bus, and data processing circuit examines, for processing, the data that the coil that shakes gathers
And the data after processing are sent to backstage industrial computer by data/address bus.
A kind of vibration type fluid density meter the most according to claim 1, it is characterised in that: arrange outside described electronic unit
Having electronic unit to protect shell, data processing circuit is sealed in electronic unit protection shell.
A kind of vibration type fluid density meter the most according to claim 1, it is characterised in that: described vibrating tube uses 3J58
Steel make.
A kind of vibration type fluid density meter the most according to claim 1, it is characterised in that: described pedestal uses separate type
Pedestal, separate type pedestal includes the first pedestal and the second pedestal, and the center of the first pedestal and the second pedestal offers respectively
First through hole and the second through hole, the first end of vibrating tube and the first through hole interference fit, the second end of vibrating tube and the second through hole
Interference fit.
5. according to a kind of vibration type fluid density meter described in any claim in claim 14, it is characterised in that:
Also including that the elastic unit that connects, the elastic unit that connects include corrugated tube and the support member no less than, corrugated tube includes first
Corrugated tube and the second corrugated tube, the first end of the first corrugated tube connection vibrating tube and the fluid apertures of protection case nose, the second ripple
Second end of pipe connection vibrating tube and the fluid apertures of protection outer casing back；Support member is set on pedestal for supporting pedestal, supports
The edge of part is fixing with protection outer casing inner wall to be connected.
A kind of vibration type fluid density meter the most according to claim 5, it is characterised in that: described support member uses four
Individual, it is arranged with two support members outside the first pedestal and the second pedestal the most uniformly.
A kind of vibration type fluid density meter the most according to claim 6, it is characterised in that: described corrugated tube uses stainless
Corrugated steel pipe.
A kind of vibration type fluid density meter the most according to claim 7, it is characterised in that: also include connecting unit, connect
Unit is hollow cavity, connects and offers the liquid outlet no less than on the wall of unit, connects unit and is used for connecting vibration list
Unit and electronic unit, the first end connecting unit connects with vibration unit protection shell, connects the second end and the electronics list of unit
Unit's protection shell connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620723896.0U CN205808867U (en) | 2016-07-11 | 2016-07-11 | A kind of vibration type fluid density meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620723896.0U CN205808867U (en) | 2016-07-11 | 2016-07-11 | A kind of vibration type fluid density meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205808867U true CN205808867U (en) | 2016-12-14 |
Family
ID=57509638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620723896.0U Active CN205808867U (en) | 2016-07-11 | 2016-07-11 | A kind of vibration type fluid density meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205808867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917856A (en) * | 2017-11-30 | 2018-04-17 | 四川泛华航空仪表电器有限公司 | Cylinder Shell Resonant Liquid Density Sensor |
-
2016
- 2016-07-11 CN CN201620723896.0U patent/CN205808867U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917856A (en) * | 2017-11-30 | 2018-04-17 | 四川泛华航空仪表电器有限公司 | Cylinder Shell Resonant Liquid Density Sensor |
| CN107917856B (en) * | 2017-11-30 | 2020-05-22 | 四川泛华航空仪表电器有限公司 | Resonant cylinder type liquid density sensor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |