CN206223257U - A kind of anti-corrosion type magnetostrictive liquid level sensor device - Google Patents
A kind of anti-corrosion type magnetostrictive liquid level sensor device Download PDFInfo
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- CN206223257U CN206223257U CN201621244179.6U CN201621244179U CN206223257U CN 206223257 U CN206223257 U CN 206223257U CN 201621244179 U CN201621244179 U CN 201621244179U CN 206223257 U CN206223257 U CN 206223257U
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- corrosion
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- level sensor
- magnetostrictive liquid
- shell block
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Abstract
The utility model discloses a kind of anti-corrosion type magnetostrictive liquid level sensor device, including magnetostrictive liquid level sensor and it is individually fixed in the measurement bar and cable at the magnetostrictive liquid level sensor two ends；The anti-corrosion type magnetostrictive liquid level sensor device also includes anti-corrosion cap, anti-corrosion shell block and ring flange, the anti-corrosion cap and ring flange distinguish the two ends of sealing corrosion shell block, and the magnetostrictive liquid level sensor is in the confined space that anti-corrosion cap, anti-corrosion shell block and ring flange are formed；One end of the measurement bar is through ring flange and is located at outside the confined space, and is sealed between measurement bar and ring flange；One end of the cable is through anti-corrosion shell block and is located at outside the confined space, and is sealed between cable and anti-corrosion shell block.Its antiseptic property preferably, can work under etch state for a long time, drastically increase service life, and whole device simple structure, easy to maintenance, low cost of manufacture.
Description
Technical field
The utility model belongs to magnetostrictive liquid level sensor, specifically a kind of anti-corrosion type magnetostrictive liquid level sensing
Device device.
Background technology
Magnetostrictive liquid level sensor is high accuracy, the ultralong-stroke Absolute position measurement using magnetostriction principle manufacture
Sensor, it is made up of impulse circuit, waveguide wire, echo-signal unit, structural member and protection sleeve pipe etc., with high precision, surely
The features such as qualitative reliability, long lifespan, available easy for installation, various way of outputs, can not only measure the straight of moving object
Displacement of the lines, and displacement and the speed analog signal of moving object can be given.Due to using non-contact measurement mode, sensing
Device stable performance, long service life, various way of outputs are selective.Thus it is widely used in petrochemical industry, food, Shui Chu
In the industry devices such as reason, environmental protection, agricultural chemicals, papermaking, reservoir, dyestuff and oil pressure machinery.
Its operation principle is：When measuring, impulse generator produces waveguide pulse, and edge is transformed into after being processed through electronic section
The current impulse that waveguide wire is propagated is initial pulse, and the magnetic field that its magnetic field for producing and magnet ring are formed is superimposed, produces instantaneous torsion
Power, twists waveguide wire and produces tension pulse, and this pulse is returned with fixed speed along waveguide wire, is produced at coil two ends
Induced-current pulse is terminate pulse, and liquid just can be accurately measured by measuring the time difference between initial pulse and terminate pulse
Position or displacement.
But, traditional magnetostriction liquid sensor Corrosion Protection is poor, and anti-corrosion treatment is carried out just for measurement bar, but
Antiseptic effect is simultaneously bad, and its electronics storehouse antiseptic property is worse, is worked under long-term corrosion state, and its housing liquid that is easily corroded is rotten
Erosion, seriously reduces its service life.
Utility model content
Based on this, the utility model provides a kind of anti-corrosion type magnetostrictive liquid level sensor device, and its antiseptic property is preferable,
Can be worked under etch state for a long time, drastically increase service life, and whole device simple structure, easy to maintenance, manufacture
Low cost.
The technical solution of the utility model is：A kind of anti-corrosion type magnetostrictive liquid level sensor device, including magnetostriction
Liquid level sensor and it is individually fixed in the measurement bar and cable at the magnetostrictive liquid level sensor two ends；The anti-corrosion type mangneto
Flexible liquid level sensor device also includes anti-corrosion cap, anti-corrosion shell block and ring flange, and the anti-corrosion cap and ring flange difference are close
The two ends of anti-corrosion shell block are sealed, the magnetostrictive liquid level sensor is close located at the formation of anti-corrosion cap, anti-corrosion shell block and ring flange
Close in space；One end of the measurement bar is through ring flange and is located at outside the confined space, and between measurement bar and ring flange
Sealing；One end of the cable is through anti-corrosion shell block and is located at outside the confined space, and is sealed between cable and anti-corrosion shell block.
In above-mentioned anti-corrosion type magnetostrictive liquid level sensor device, anti-corrosion cap, anti-corrosion shell block and ring flange form closed
Space, makes magnetostrictive liquid level sensor completely isolated with corrosive liquid, and anti-corrosion cap, anti-corrosion shell block and ring flange use anti-corrosion
Prepared by corrosion material, drastically increase antiseptic property, can be worked in corrosive environment for a long time.
In the utility model, it is preferable that also set in the confined space that the anti-corrosion cap, anti-corrosion shell block and ring flange are formed
There is casing, one end of the casing is fixed on ring flange, the magnetostrictive liquid level sensor is in the casing.Outward
Valve jacket uses anticorrosive, and second protection is carried out to magnetostrictive liquid level sensor, drastically increases the anticorrosive of device
Property.
In the utility model, it is preferable that also set in the confined space that the anti-corrosion cap, anti-corrosion shell block and ring flange are formed
There is the first nylon cable gland, the anti-corrosion shell block is provided with through hole, the second nylon cable gland is provided with the through hole, and
Second nylon cable gland seals the through hole；One end of the cable is fixed on described by the first nylon cable gland
On magnetostrictive liquid level sensor, the other end of cable is fixed in the second nylon cable gland.
Cable is fixed by the first nylon cable gland and the second nylon cable gland, it is to avoid cable disturbance causes electricity
Cable occurs with the junction of magnetostrictive liquid level sensor or cable with the situation of the junction loose contact of external equipment, and
Nylon cable gland has preferable corrosion resistance, further the corrosion resistance of lifting whole device.
In the utility model, it is preferable that be arranged with teflon sleeve in the measurement bar.Polytetrafluoroethylene (PTFE) have compared with
Good corrosion resistance, the effect of teflon sleeve is protection bar, makes measurement bar completely isolated with corrosive liquid, more enters one
The corrosion resistance of step lifting whole device.
In the utility model, it is preferable that the measurement bar is provided with clamping screw and the locking of plugging meter bar free end
Nut, on the teflon sleeve that clamping screw is fixed on outside measurement bar free end, locking nut is fixed on clamping screw.
Clamping screw and locking nut plugging meter bar free end, make measurement bar completely isolated with corrosive liquid, further the whole dress of lifting
The corrosion resistance put.
In the utility model, it is preferable that in the gap between the clamping screw and teflon sleeve and lock
Tetrafluoro foaming agent is equipped with gap between bolt and lock nut.Pass through four between clamping screw and teflon sleeve
Fluorine foaming agent is further sealed, and is further sealed by tetrafluoro foaming agent between clamping screw and locking nut, increases measurement bar
Sealing, the anticorrosive property of further lifting device.
In the utility model, it is preferable that the teflon sleeve is provided with anti-corrosion ball float.
In the utility model, it is preferable that the junction of the anti-corrosion cap and anti-corrosion shell block is provided with sealing ring；The anti-corrosion
The junction of shell block and ring flange is provided with sealing ring.Anti-corrosion cap and anti-corrosion shell block are further sealed by sealing ring, anti-corrosion shell
Seat and ring flange are further sealed by sealing ring, can further lifting device anticorrosive property.
The beneficial effects of the utility model are：
(1) anti-corrosion cap, anti-corrosion shell block and ring flange form confined space, make magnetostrictive liquid level sensor and corrosive liquid
Completely isolated, anti-corrosion cap, anti-corrosion shell block and ring flange are prepared using anticorrosive, drastically increase antiseptic property,
Can be worked in corrosive environment for a long time；
(2) casing uses anticorrosive, and second protection is carried out to magnetostrictive liquid level sensor, drastically increases
The corrosion resistance of device；
(3) cable is fixed by the first nylon cable gland and the second nylon cable gland, it is to avoid cable disturbance is led
Cable is sent a telegraph to be sent out with the situation of the junction loose contact of external equipment with the junction of magnetostrictive liquid level sensor or cable
It is raw, and nylon cable gland has preferable corrosion resistance, further lifts the corrosion resistance of whole device；
(4) polytetrafluoroethylene (PTFE) has preferable corrosion resistance, and the effect of teflon sleeve is protection bar, makes survey
Gauge rod is completely isolated with corrosive liquid, further lifts the corrosion resistance of whole device；
(5) setting of clamping screw, locking nut, tetrafluoro foaming agent and sealing ring, lifts the sealing of whole device,
The corrosion resistance of further lifting device.
Brief description of the drawings
The structural representation of anti-corrosion type magnetostrictive liquid level sensor device described in Fig. 1 the utility model embodiments；
Fig. 2 is the close-up schematic view of anti-corrosion type magnetostrictive liquid level sensor device in Fig. 1.
Description of reference numerals：
10 magnetostrictive liquid level sensors, 101 casings, 20 measurement bars, 201 teflon sleeves, 202 locking screws
Bolt, 203 locking nuts, 204 tetrafluoro foaming agents, 205 anti-corrosion ball floats, 30 cables, 301 first nylon cable glands, 302 second
Nylon cable gland, 40 anti-corrosion caps, 50 anti-corrosion shell blocks, 60 ring flanges, 70 sealing rings.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment
With reference to Fig. 1 and Fig. 2, a kind of anti-corrosion type magnetostrictive liquid level sensor device, including magnetostrictive liquid level sensor
10 and it is individually fixed in the measurement bar 20 and cable 30 at the two ends of the magnetostrictive liquid level sensor 10；The anti-corrosion type mangneto is stretched
Contracting liquid level sensor device also includes anti-corrosion cap 40, anti-corrosion shell block 50 and ring flange 60, the anti-corrosion cap 40 and ring flange
The two ends of 60 difference sealing corrosion shell blocks 50, the magnetostrictive liquid level sensor 10 is located at anti-corrosion cap 40, anti-corrosion shell block 50
In the confined space formed with ring flange 60；One end of the measurement bar 20 is through ring flange 60 and is located at the confined space
Outward, and between measurement bar 20 and ring flange 60 seal；One end of the cable 30 is through anti-corrosion shell block 50 and is located at described closed
Sealed outside space, and between cable 30 and anti-corrosion shell block 50.
In above-mentioned anti-corrosion type magnetostrictive liquid level sensor device, anti-corrosion cap 40, anti-corrosion shell block 50 and the shape of ring flange 60
Into confined space, make magnetostrictive liquid level sensor 10 completely isolated with corrosive liquid, anti-corrosion cap 40, anti-corrosion shell 50 and ring flange
60 are prepared using anticorrosive, drastically increase antiseptic property, can be worked in corrosive environment for a long time.
In another embodiment, in the confined space that the anti-corrosion cap 40, anti-corrosion shell block 50 and ring flange 60 are formed
Casing 101 is additionally provided with, one end of the casing 101 is fixed on ring flange 60, and the magnetostrictive liquid level sensor 10 sets
In in the casing 101.Casing 101 uses anticorrosive, and second protection, pole are carried out to magnetostrictive liquid level sensor 10
The earth improves the corrosion resistance of device.
In another embodiment, in the confined space that the anti-corrosion cap 40, anti-corrosion shell block 50 and ring flange 60 are formed
The first nylon cable gland 301 is additionally provided with, the anti-corrosion shell block 50 is provided with through hole, the second nylon cable is provided with the through hole
Gland 302, and the second nylon cable gland 302 by the through hole seal；One end of the cable 30 is by the first nylon electricity
Cable gland 301 is fixed on the magnetostrictive liquid level sensor 10, and the other end of cable 30 is fixed on the second nylon cable
In gland 302.
Cable 30 is fixed by the first nylon cable gland 301 and the second nylon cable gland 302, it is to avoid cable 30
Disturbance causes cable 30 to be contacted with the junction of external equipment with the junction of magnetostrictive liquid level sensor 10 or cable 30
Bad situation occurs, and nylon cable gland has preferable corrosion resistance, and further lifting whole device is anticorrosive
Performance.
In another embodiment, it is arranged with teflon sleeve 201 in the measurement bar 20.Polytetrafluoroethylene (PTFE) has
Preferable corrosion resistance, the effect of teflon sleeve 201 is protection bar 20, make measurement bar 20 and corrosive liquid completely every
From, further lifted whole device corrosion resistance.
In another embodiment, the measurement bar 20 is provided with the clamping screw 202 and lock of plugging meter bar free end
Tight nut 203, on the teflon sleeve 201 that clamping screw 202 is fixed on outside measurement bar free end, locking nut 203 is consolidated
Due on clamping screw 202.Clamping screw 202 and the plugging meter bar free end of locking nut 203, make measurement bar 20 and corrosive liquid
It is completely isolated, further lift the corrosion resistance of whole device.
In another embodiment, in the gap between the clamping screw 202 and teflon sleeve 201 and lock
Tetrafluoro foaming agent 204 is equipped with tight gap between bolt 202 and locking nut 203.Clamping screw 202 and polytetrafluoroethylene (PTFE)
Further sealed by tetrafluoro foaming agent 204 between sleeve pipe 201, sent out by tetrafluoro between clamping screw 202 and locking nut 203
Infusion 204 is further sealed, and increases the sealing of measurement bar 20, the anticorrosive property of further lifting device.
In another embodiment, the teflon sleeve 201 is provided with anti-corrosion ball float 205.
In another embodiment, the junction of the anti-corrosion cap 40 and anti-corrosion shell block 50 is provided with sealing ring 70；It is described
The junction of anti-corrosion shell block 50 and ring flange 60 is provided with sealing ring 70.Anti-corrosion cap 40 and anti-corrosion shell block 50 are entered by sealing ring 70
One step is sealed, and anti-corrosion shell block 50 and ring flange 60 are further sealed by sealing ring 70, can further lifting device anticorrosion
Property.
Example described above only expresses specific embodiment of the present utility model, and its description is more specific and detailed, but
Therefore the limitation to the utility model the scope of the claims can not be interpreted as.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.
Claims (8)
1. a kind of anti-corrosion type magnetostrictive liquid level sensor device, including magnetostrictive liquid level sensor and institute is individually fixed in
State the measurement bar and cable at magnetostrictive liquid level sensor two ends, it is characterised in that：Also include anti-corrosion cap, anti-corrosion shell block and method
Blue disk, the anti-corrosion cap and ring flange distinguish the two ends of sealing corrosion shell block, and the magnetostrictive liquid level sensor is located at anti-
In the confined space that rotten cap, anti-corrosion shell block and ring flange are formed；One end of the measurement bar is through ring flange and is located at described
Sealed outside confined space, and between measurement bar and ring flange；One end of the cable is through anti-corrosion shell block and is located at described closed
Sealed outside space, and between cable and anti-corrosion shell block.
2. anti-corrosion type magnetostrictive liquid level sensor device according to claim 1, it is characterised in that：The anti-corrosion shell
Casing is additionally provided with the confined space that lid, anti-corrosion shell block and ring flange are formed, one end of the casing is fixed on ring flange,
The magnetostrictive liquid level sensor is in the casing.
3. anti-corrosion type magnetostrictive liquid level sensor device according to claim 1 and 2, it is characterised in that：The anti-corrosion
The first nylon cable gland is additionally provided with the confined space that cap, anti-corrosion shell block and ring flange are formed, on the anti-corrosion shell block
Through hole is provided with, the second nylon cable gland is provided with the through hole, and the second nylon cable gland seals the through hole；It is described
One end of cable is fixed on the magnetostrictive liquid level sensor by the first nylon cable gland, and the other end of cable is consolidated
Due in the second nylon cable gland.
4. anti-corrosion type magnetostrictive liquid level sensor device according to claim 3, it is characterised in that：In the measurement bar
It is arranged with teflon sleeve.
5. anti-corrosion type magnetostrictive liquid level sensor device according to claim 4, it is characterised in that：In the measurement bar
It is provided with the clamping screw and locking nut of plugging meter bar free end, the polytetrafluoro that clamping screw is fixed on outside measurement bar free end
On ethene sleeve pipe, locking nut is fixed on clamping screw.
6. anti-corrosion type magnetostrictive liquid level sensor device according to claim 5, it is characterised in that：The clamping screw
Tetrafluoro foaming is equipped with gap in gap between teflon sleeve and between clamping screw and locking nut
Agent.
7. the anti-corrosion type magnetostrictive liquid level sensor device according to claim any one of 4-6, it is characterised in that：It is described
Teflon sleeve is provided with anti-corrosion ball float.
8. anti-corrosion type magnetostrictive liquid level sensor device according to claim 7, it is characterised in that：The anti-corrosion cap
Junction with anti-corrosion shell block is provided with sealing ring；The junction of the anti-corrosion shell block and ring flange is provided with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621244179.6U CN206223257U (en) | 2016-11-21 | 2016-11-21 | A kind of anti-corrosion type magnetostrictive liquid level sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621244179.6U CN206223257U (en) | 2016-11-21 | 2016-11-21 | A kind of anti-corrosion type magnetostrictive liquid level sensor device |
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| Publication Number | Publication Date |
|---|---|
| CN206223257U true CN206223257U (en) | 2017-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621244179.6U Active CN206223257U (en) | 2016-11-21 | 2016-11-21 | A kind of anti-corrosion type magnetostrictive liquid level sensor device |
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| CN (1) | CN206223257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521242A (en) * | 2019-02-01 | 2020-08-11 | 和光工业股份有限公司 | Liquid level detection device |
-
2016
- 2016-11-21 CN CN201621244179.6U patent/CN206223257U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521242A (en) * | 2019-02-01 | 2020-08-11 | 和光工业股份有限公司 | Liquid level detection device |
| CN111521242B (en) * | 2019-02-01 | 2021-08-31 | 和光工业股份有限公司 | Liquid level detection device |
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