CN207730280U - A kind of high-temperature medium on-line monitoring flowmeter - Google Patents
A kind of high-temperature medium on-line monitoring flowmeter Download PDFInfo
- Publication number
- CN207730280U CN207730280U CN201721884123.1U CN201721884123U CN207730280U CN 207730280 U CN207730280 U CN 207730280U CN 201721884123 U CN201721884123 U CN 201721884123U CN 207730280 U CN207730280 U CN 207730280U
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- China
- Prior art keywords
- connecting seat
- cantilever beam
- target bar
- beam sensor
- temperature medium
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Abstract
The utility model discloses a kind of high-temperature mediums to monitor flowmeter on-line, including gauge outfit and shell, connector sleeve is equipped with by screw thread below the gauge outfit, it is provided with cantilever beam sensor in the connector sleeve, and the cantilever beam sensor is electrically connected with the gauge outfit, the displacement of target bar can be changed into electric signal by the cantilever beam sensor, be sent to the gauge outfit.Advantageous effect is：By the way that the cooling fin is arranged on the outside of the connecting seat, the heat on the connecting seat is distributed outward in time, to reduce the medium temperature in the connecting seat；By the way that the thermal insulating connectors are arranged in target bar upper end, heat is isolated, prevents heat from conducting upwards, to ensure the environment temperature needed for the cantilever beam sensor normal work, improves the stability of detection data；The variant part of sheet type, not only can be improved the firmness of the strain gauge adhesion, while can be used for detecting micro-deformation, increase the scope of application of flowmeter.
Description
Technical field
The utility model is related to the online field of flow meters of target formula, and in particular to a kind of high-temperature medium on-line monitoring flowmeter.
Background technology
The detection of the online flowmeter of target formula is impacted to target piece in flowing by measured medium, and target piece is made to generate position
It moves, to be converted to the displacement of target bar with the variation of the moving-target bar amount of being subjected to displacement, then by the foil gauge in sensor, from
And export the detection device of electric signal.
Applicants have discovered that at least there is following technical problem in the prior art：Flow sensing in existing target type meter
Device is cylinder, and foil gauge is difficult the firm pasting on the round and elastic human body of sensor, therefore be easy to cause sensor and exist
When detection when generation creep and warm drift phenomenon when being detected to high-temperature medium, the temperature of medium is easy conduction extremely sensing
Device, to be impacted to the detection data of sensor.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of high-temperature medium on-line monitoring flow
Meter, it is insecure to solve the strain gauge adhesion on flow sensor in the prior art, cause sensor that creep or zero drift occurs
It moves, while when being detected to high-temperature medium, the temperature of medium is easy the technologies such as to impact to the detection data of sensor
Problem.Preferred technical solution has in many technical solutions provided by the utility model：By the institute of the cantilever beam sensor
It states variant part and makes slabbing, to facilitate the stickup of foil gauge, and it is made securely to be connect with the variant part, by the way that institute is arranged
It states cooling fin to radiate, avoids temperature in the connecting seat excessively high, while being thermally shielded using the bellows, to ensure
The cantilever beam sensor is detected in normal temperature environment, is improved the technique effects such as the accuracy of detection data, is referred to
It is set forth below.
To achieve the above object, the utility model provides following technical scheme：
A kind of high-temperature medium provided by the utility model monitors flowmeter, including gauge outfit and shell on-line, under the gauge outfit
Side is equipped with connector sleeve by screw thread, and cantilever beam sensor, and the cantilever beam sensor and institute are provided in the connector sleeve
Gauge outfit electrical connection is stated, the displacement of target bar can be changed into electric signal, be sent to the gauge outfit, institute by the cantilever beam sensor
It states and is provided with fixed plate above cantilever beam sensor, the cantilever beam sensor is suspended in by lock-screw across the fixed plate
In the connector sleeve；
The cantilever beam sensor bottom is connect by screw thread with the target bar, and is provided with locking screw above the target bar
Mother locks the target bar；
Be provided with locking stud on the outside of the target bar, the locking stud by being threadably mounted in the endoporus of connecting seat,
The outside of the connecting seat is connected by screw thread with the endoporus of the connector sleeve；
The locking screw column bottom is provided with thermal insulating connectors, and the thermal insulating connectors are stuck in the platform of the connecting seat endoporus
On rank, the high-temperature medium for entering the connecting seat cavity can be isolated, prevent medium temperature from conducting upwards；
Target bar lower end is equipped with overload ring, and the overload ring is located at the aperture of the connecting seat bottom, described
Target bar bottom is equipped with dismountable target piece, and the target piece extends vertically into the enclosure interior；
It is provided with cooling fin on the outside of the connecting seat, the cooling fin is locked at by holding screw on the connecting seat；
The connecting seat vertical welding is on the housing.
Preferably, the cantilever beam sensor includes upper interconnecting piece and lower interconnecting piece, and the upper interconnecting piece and described
It is provided with the variant part of sheet among lower interconnecting piece, the variant part both sides are pasted with foil gauge, on the cantilever beam sensor
End is connect by the upper interconnecting piece with the lock-screw, and lower end is threadedly coupled by the lower interconnecting piece with the target bar,
The foil gauge is electrically connected with the gauge outfit.
Preferably, the fixed plate is by being threadably mounted in the endoporus of the connector sleeve.
Preferably, the endoporus of the locking stud is more than the outer diameter of the target bar.
Preferably, being provided with gasket on the step surface that the thermal insulating connectors fit with the connecting seat.
Preferably, the thermal insulating connectors include holding out against seat and bellows, it is described to hold out against seat and the locking stud bottom
Portion fits, and the bellows-welding holds out against a bottom described, and the bellows stretches into the endoporus of the connecting seat, and
It is connect with the target bar full weld.
Preferably, the endoporus of the connecting seat is more than the outer diameter of the bellows.
Preferably, the overload ring is circular platform type, it is locked on the target bar by holding screw.
Preferably, the cooling fin is cylindrical shape, it is sleeved on the periphery of the connecting seat.
Using a kind of above-mentioned high-temperature medium on-line monitoring flowmeter, high-temperature medium, can be along described when flowing through the target piece
Case top enters in the connecting seat, can will be on the connecting seat due to being provided with the cooling fin on the outside of the connecting seat
Heat distribute outward in time, to reduce the medium temperature in the connecting seat, at the same target bar upper end be provided with it is described
Thermal insulating connectors can be effectively isolated medium temperature, to avoid heat from conducting upwards, to ensure that the cantilever beam sensor is normal
Temperature environment needed for work, improves the stability of detection data, and the variant part of sheet, can not only make the foil gauge
Firm pasting, and can be used for detecting micro-deformation, it both can avoid the cantilever beam sensor and creep and height occur when detecting
Warm drift phenomenon, is greatly improved accuracy of detection, is detected to micrometeor medium convenient for flowmeter.
Advantageous effect is：1, the utility model on the outside of the connecting seat by being arranged the cooling fin, by the company
Heat on joint chair distributes outward in time, to reduce the medium temperature in the connecting seat；
2, by the way that the thermal insulating connectors are arranged in target bar upper end, heat is isolated, prevents heat to upload
It leads, to ensure the environment temperature needed for the cantilever beam sensor normal work, improves the stability of detection data；
3, the variant part of sheet type, not only can be improved the firmness of the strain gauge adhesion, while can be used for detecting
Micro-deformation increases the scope of application of flowmeter.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the front view of the utility model；
Fig. 2 is the partial enlarged view in the utility model Fig. 1；
Fig. 3 is the thermal insulating connectors schematic enlarged-scale view of the utility model；
Fig. 4 is the cantilever beam sensor schematic enlarged-scale view of the utility model.
The reference numerals are as follows：
1, gauge outfit；2, lock-screw；3, fixed plate；4, cantilever beam sensor；41, upper interconnecting piece；42, variant part；43, it answers
Become piece；44, lower interconnecting piece；5, connector sleeve；6, locking nut；7, stud is locked；8, connecting seat；9, cooling fin；10, target bar；11、
Target piece；12, shell；13, ring is overloaded；14, thermal insulating connectors；141, seat is held out against；142, bellows；15, gasket.
Specific implementation mode
It, below will be to the technology of the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in Fig. 1-Fig. 4, the utility model provides a kind of high-temperature medium on-line monitoring flowmeter, including gauge outfit 1
With shell 12,1 lower section of the gauge outfit is equipped with connector sleeve 5 by screw thread, cantilever beam sensor 4 is provided in the connector sleeve 5,
And the cantilever beam sensor 4 is electrically connected with the gauge outfit 1, the cantilever beam sensor 4 can turn the displacement of target bar 10
Become electric signal, be sent to the gauge outfit 1,4 top of the cantilever beam sensor is provided with fixed plate 3, and lock-screw 2 passes through institute
It states fixed plate 3 cantilever beam sensor 4 is suspended in the connector sleeve 5, so set, convenient for by rotating the locking
Screw 2 carries out orientation adjusting to the cantilever beam sensor 4, to avoid processing location hole on the connector sleeve 5, reduces and adds
Work difficulty；
4 bottom of the cantilever beam sensor is connect by screw thread with the target bar 10, and 10 top of the target bar is provided with
Locking nut 6 locks the target bar 10；
10 outside of the target bar is provided with locking stud 7, and the locking stud 7 is by being threadably mounted in connecting seat 8
The outside of Kong Zhong, the connecting seat 8 are connected by screw thread with the endoporus of the connector sleeve 5, so set, avoiding using loose joint
Nut and attaching nut are attached, to reduce assembly work amount；
7 bottom of locking stud is provided with thermal insulating connectors 14, and the thermal insulating connectors 14 are stuck in the connecting seat 8
On the step in hole, the high-temperature medium for entering 8 cavity of connecting seat can be isolated, prevent medium temperature from conducting upwards；
10 lower end of target bar is equipped with overload ring 13, and the overload ring 13 is located at the aperture of 8 bottom of the connecting seat
Place, 10 bottom of target bar are equipped with dismountable target piece 11, and the target piece 11 extends vertically into inside the shell 12；
8 outside of the connecting seat is provided with cooling fin 9, and the cooling fin 9 is locked at the connecting seat 8 by holding screw
On；
The connecting seat 8 is vertically welded on the shell 12.
As optional embodiment, the cantilever beam sensor 4 includes upper interconnecting piece 41 and lower interconnecting piece 44, and described
The variant part 42 of sheet is provided among upper interconnecting piece 41 and the lower interconnecting piece 44,42 both sides of the variant part are pasted with strain
Piece 43, so set, being plane convenient for making 42 both sides of the variant part paste the position of the foil gauge 43, described in improving
The firmness that foil gauge 43 is pasted, while cantilevered laminar variant part 42 can be used for detecting the medium of tiny flow quantity, to
It avoids that reducing pipe is installed in the shell 12,4 upper end of the cantilever beam sensor passes through the upper interconnecting piece 41 and the lock
Tight screw 2 connects, and lower end is threadedly coupled by the lower interconnecting piece 44 with the target bar 10, so set, convenient to described outstanding
Arm beam sensor 4 is installed, while the target bar 10 of lower end is not necessarily to the variant part 42 there are matching relationship, to big
The difficulty of processing of the target bar 10 is reduced greatly, and the foil gauge 43 is electrically connected with the gauge outfit 1, convenient for electric signal is sent to institute
State gauge outfit 1.
The fixed plate 3 is by being threadably mounted in the endoporus of the connector sleeve 5, so set, being convenient for the fixed plate 3
It is fixed, convenient for the cantilever beam sensor 4 to be suspended in the connector sleeve 5.
The endoporus of the locking stud 7 is more than the outer diameter of the target bar 10, so set, convenient for being reserved for the target bar 10
Moveable displacement.
It is provided with gasket 15 on the step surface that the thermal insulating connectors 14 fit with the connecting seat 8, so set,
It is sealed convenient for the inner cavity to the connecting seat 8, prevents medium from being leaked out from 8 upper end interface of the connecting seat.
The thermal insulating connectors 14 include holding out against seat 141 and bellows 142, described to hold out against seat 141 and the locking stud 7
Bottom fits, so set, convenient for being compressed to the thermal insulating connectors 14 by the locking stud 7, to make
State and hold out against 141 pairs of gaskets 15 of seat and compress, the bellows 142 be welded on it is described hold out against 141 bottom of seat, and it is described
Bellows 142 stretches into the endoporus of the connecting seat 8, and is connect with 10 full weld of target bar, so set, convenient for by described
Bellows 142 is thermally shielded protection to the target bar 10, prevents medium heat from being conducted upwards along the target bar 10, while preventing from being situated between
Matter enters through 142 bottom gap of the bellows inside the target bar 10.
The endoporus of the connecting seat 8 is more than the outer diameter of the bellows 142, so set, convenient for being the bellows 142
Prearrangement of deformation amount space facilitates the bellows 142 to change with 10 amount of being subjected to displacement of target bar.
The overload ring 13 is circular platform type, is locked on the target bar 10 by holding screw, so set, convenient for institute
It states overload ring 13 to be fixed, the overload ring 13 of truncated cone-shaped is blocked prevented also from medium.
The cooling fin 9 is cylindrical shape, is sleeved on the periphery of the connecting seat 8, so set, convenient for improving the company
The heat dissipation effect of joint chair 8, to reduce the medium temperature in the connecting seat 8.
Using the above structure, high-temperature medium can enter the company when flowing through the target piece 11 along 12 top of the shell
It, can be outside in time by the heat on the connecting seat 8 since 8 outside of the connecting seat is provided with the cooling fin 9 in joint chair 8
It distributes, to reduce the medium temperature in the connecting seat 8, while 10 upper end of target bar is provided with the thermal insulating connectors
14, it can be effectively isolated medium temperature, to avoid heat from conducting upwards, to ensure that the cantilever beam sensor 4 works normally institute
The temperature environment needed, improves the stability of detection data, and the variant part 42 of sheet, and the foil gauge 43 can not only be made viscous
Patch is secured, and can be used for detecting micro-deformation, both can avoid the cantilever beam sensor 4 and creep and high temperature occur when detecting
Drift phenomenon, while it being greatly improved accuracy of detection, micrometeor medium is detected convenient for flowmeter.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (9)
1. a kind of high-temperature medium monitors flowmeter on-line, it is characterised in that：Including gauge outfit (1) and shell (12), the gauge outfit (1)
Lower section is equipped with connector sleeve (5) by screw thread, and cantilever beam sensor (4), and the cantilever beam are provided in the connector sleeve (5)
Sensor (4) is electrically connected with the gauge outfit (1), and the displacement of target bar (10) can be changed by the cantilever beam sensor (4)
Electric signal is sent to the gauge outfit (1), is provided with fixed plate (3) above the cantilever beam sensor (4), lock-screw (2) is worn
It crosses the fixed plate (3) cantilever beam sensor (4) is suspended in the connector sleeve (5)；
Cantilever beam sensor (4) bottom is connect by screw thread with the target bar (10), and setting above the target bar (10)
There is locking nut (6) to lock the target bar (10)；
Locking stud (7) is provided on the outside of the target bar (10), the locking stud (7) is by being threadably mounted at connecting seat (8)
Endoporus in, the outside of the connecting seat (8) is connected by screw thread with the endoporus of the connector sleeve (5)；
Locking stud (7) bottom is provided with thermal insulating connectors (14), and the thermal insulating connectors (14) are stuck in the connecting seat
(8) on the step of endoporus, can to enter the connecting seat (8) cavity high-temperature medium be isolated, prevent medium temperature to
Upper conduction；
Target bar (10) lower end is equipped with overload ring (13), and the overload ring (13) is located at the connecting seat (8) bottom
At aperture, target bar (10) bottom is equipped with dismountable target piece (11), and the target piece (11) extends vertically into the shell
(12) internal；
It is provided with cooling fin (9) on the outside of the connecting seat (8), the cooling fin (9) is locked at the connection by holding screw
On seat (8)；
The connecting seat (8) is vertically welded on the shell (12).
2. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The cantilever beam sensor
(4) include upper interconnecting piece (41) and lower interconnecting piece (44), and set among the upper interconnecting piece (41) and the lower interconnecting piece (44)
It is equipped with the variant part (42) of sheet, variant part (42) both sides are pasted with foil gauge (43), on the cantilever beam sensor (4)
End is connect by the upper interconnecting piece (41) with the lock-screw (2), and lower end passes through the lower interconnecting piece (44) and the target
Bar (10) is threadedly coupled, and the foil gauge (43) is electrically connected with the gauge outfit (1).
3. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The fixed plate (3) is logical
It crosses in the endoporus for being threadably mounted at the connector sleeve (5).
4. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The locking stud (7)
Endoporus be more than the target bar (10) outer diameter.
5. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The thermal insulating connectors
(14) it is provided with gasket (15) on the step surface to fit with the connecting seat (8).
6. a kind of high-temperature medium monitors flowmeter on-line according to claim 5, it is characterised in that：The thermal insulating connectors
(14) include holding out against seat (141) and bellows (142), the seat (141) that holds out against fits with locking stud (7) bottom,
The bellows (142) holds out against seat (141) bottom described in being welded on, and the bellows (142) stretches into the connecting seat (8)
In endoporus, and it is connect with target bar (10) full weld.
7. a kind of high-temperature medium monitors flowmeter on-line according to claim 6, it is characterised in that：The connecting seat (8)
Endoporus is more than the outer diameter of the bellows (142).
8. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The overload ring (13) is
Circular platform type is locked at by holding screw on the target bar (10).
9. a kind of high-temperature medium monitors flowmeter on-line according to claim 1, it is characterised in that：The cooling fin (9) is
Cylindrical shape is sleeved on the periphery of the connecting seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721884123.1U CN207730280U (en) | 2017-12-28 | 2017-12-28 | A kind of high-temperature medium on-line monitoring flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721884123.1U CN207730280U (en) | 2017-12-28 | 2017-12-28 | A kind of high-temperature medium on-line monitoring flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207730280U true CN207730280U (en) | 2018-08-14 |
Family
ID=63087374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721884123.1U Expired - Fee Related CN207730280U (en) | 2017-12-28 | 2017-12-28 | A kind of high-temperature medium on-line monitoring flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207730280U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168640A (en) * | 2017-12-28 | 2018-06-15 | 重庆联大仪表有限公司 | A kind of high-temperature medium monitors flowmeter on-line |
| CN110455354A (en) * | 2019-08-29 | 2019-11-15 | 扬州大学 | A kind of cantilever beam strain sensing formula flow rate measuring device and application method |
-
2017
- 2017-12-28 CN CN201721884123.1U patent/CN207730280U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168640A (en) * | 2017-12-28 | 2018-06-15 | 重庆联大仪表有限公司 | A kind of high-temperature medium monitors flowmeter on-line |
| CN110455354A (en) * | 2019-08-29 | 2019-11-15 | 扬州大学 | A kind of cantilever beam strain sensing formula flow rate measuring device and application method |
| CN110455354B (en) * | 2019-08-29 | 2020-11-20 | 扬州大学 | Cantilever beam strain sensing type flow velocity and flow measurement device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 Termination date: 20191228 |