CN114216537A - A magnetostrictive sensor with anti-corrosion function - Google Patents
A magnetostrictive sensor with anti-corrosion function Download PDFInfo
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- CN114216537A CN114216537A CN202111531946.7A CN202111531946A CN114216537A CN 114216537 A CN114216537 A CN 114216537A CN 202111531946 A CN202111531946 A CN 202111531946A CN 114216537 A CN114216537 A CN 114216537A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
本发明公开了一种具有防腐蚀功能的磁致伸缩传感器，包括传感器本体，所述传感器本体的外壁上活动连接有防腐箱，所述防腐箱的一侧固定连接有报警器，所述防腐箱的上端滑动连接有按板，所述防腐箱的一侧固定连接有缓冲箱，所述缓冲箱的一侧滑动连接有缓冲板，所述传感器本体的一侧固定连接有测杆，所述缓冲板的壁体上滑动连接有第一夹板，所述第一夹板与缓冲板之间固定连接有第一弹簧，所述防腐箱内设有传动机构。本发明大大增加了对传感器本体的密封性，从而大大提升了对传感器本体的防腐性能，既可起到多重密封效果又能够在防腐箱内不慎渗水时起到报警作用，增加了传感器本体的安全性，从而增加了传感器本体的使用寿命。
The invention discloses a magnetostrictive sensor with anti-corrosion function, comprising a sensor body, an anti-corrosion box is movably connected to the outer wall of the sensor body, an alarm is fixedly connected to one side of the anti-corrosion box, and the anti-corrosion box is The upper end of the sensor body is slidably connected with a press plate, one side of the anti-corrosion box is fixedly connected with a buffer box, one side of the buffer box is slidably connected with a buffer plate, one side of the sensor body is fixedly connected with a measuring rod, the buffer A first clamping plate is slidably connected to the wall of the plate, a first spring is fixedly connected between the first clamping plate and the buffer plate, and a transmission mechanism is arranged in the anti-corrosion box. The invention greatly increases the sealing performance of the sensor body, thereby greatly improving the anti-corrosion performance of the sensor body, which can not only play multiple sealing effects, but also play an alarm function when water seeps in the anti-corrosion box inadvertently. safety, thereby increasing the service life of the sensor body.
Description
Technical Field
The invention relates to the technical field of magnetostrictive sensors, in particular to a magnetostrictive sensor with an anti-corrosion function.
Background
The magnetostrictive liquid level sensor is a high-precision and ultra-long stroke absolute position measuring sensor manufactured by adopting a magnetostrictive principle, consists of a pulse circuit, a waveguide wire, an echo signal unit, a structural part, a protective sleeve and the like, has the characteristics of high precision, reliable stability, long service life, convenient installation, various optional output modes and the like, can measure the linear displacement of a moving object, and can provide displacement and speed analog signals of the moving object. Due to the adoption of a non-contact measurement mode, the sensor has stable performance and long service life, and various output modes are selected. Therefore, the method is widely applied to equipment in industries such as petrochemical industry, food, water treatment, environmental protection, pesticides, papermaking, reservoirs, dyes, oil pressure machinery and the like. The working principle is as follows: when measuring, the pulse generator generates waveguide pulse, which is converted into current pulse, i.e. initial pulse, propagated along the waveguide line after being processed by the electronic part, the generated magnetic field is superposed with the magnetic field formed by the magnetic ring to generate instantaneous torsion, so that the waveguide line is twisted and generates tension pulse, the pulse is transmitted back along the waveguide line at a fixed speed, induced current pulse, i.e. termination pulse, is generated at two ends of the coil, and the liquid level or displacement can be accurately measured by measuring the time difference between the initial pulse and the termination pulse.
However, the traditional magnetostrictive sensor has poor corrosion resistance, mostly only carries out corrosion resistance treatment on the measuring rod, works in a long-term corrosion state, and the casing of the magnetostrictive sensor is very easy to be corroded by corrosive liquid, so that the service life of the magnetostrictive sensor is seriously shortened.
Disclosure of Invention
The present invention is directed to a magnetostrictive sensor having an anti-corrosion function to solve the problems of the background art described above.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a magnetostrictive transducer with corrosion protection, includes the sensor body, swing joint has anticorrosive case on the outer wall of sensor body, fixedly connected with alarm on one side outer wall of anticorrosive case, the upper end sliding connection of anticorrosive case has according to the board, one side fixedly connected with baffle-box of anticorrosive case, one side sliding connection of baffle-box has the buffer board, one side fixedly connected with measuring staff of sensor body, sliding connection has a plurality of equidistance first splint that distribute on the wall body of buffer board, the first spring of fixedly connected with between first splint and the buffer board, be equipped with drive mechanism in the anticorrosive case, be equipped with buffer gear in the buffer box.
In a preferred embodiment: the transmission mechanism comprises a first sliding plate which is in sliding connection with the inner wall of the anticorrosion box, a first toothed plate is fixedly connected to the upper end of the first sliding plate, a first gear is connected to the upper end of the first toothed plate in a meshed manner, a second toothed plate is connected to the upper end of the first gear in a meshed manner, a telescopic box is fixedly connected to one side of the upper end of the second toothed plate, a first connecting plate is connected to one side of the telescopic box in a sliding manner, a clamping mechanism is connected between the first connecting plate and the telescopic box, a baffle is fixedly connected to the upper end of the first connecting plate, a first bump is fixedly connected to one side of the first connecting plate and is in sliding connection with the inner wall of the anticorrosion box, a second bump is connected to the inner wall of one side of the anticorrosion box in a sliding manner, a second connecting plate is fixedly connected to the bottom end of the second bump, a first clamping groove is formed in one side wall body of the anticorrosion box, and a second sliding plate is connected to the first clamping groove in a sliding manner, the anti-corrosion box comprises a second sliding plate, a second connecting plate, a first clamping plate, a second clamping plate, a third clamping plate and a fourth toothed plate, wherein the second sliding plate is fixedly connected with the second connecting plate, the first clamping plate is fixedly connected with the lower end of the second sliding plate, the second clamping plate is fixedly connected with the inner wall of one side of the anti-corrosion box and matched with the first clamping plate, the third clamping plate is fixedly connected with one side of a second lug, the lower end of the third clamping plate is provided with a storage groove, the storage groove is connected with an alarm through an alarm mechanism, the third toothed plate is fixedly connected with the lower end of the plate, one side of the third toothed plate is meshed with a second gear, the lower end of the second gear is meshed with the fourth toothed plate, and the fourth toothed plate is connected with the inner wall of the anti-corrosion box in a sliding mode.
In a preferred embodiment: the buffer mechanism comprises a third sliding plate which is in sliding connection with the inner wall of the buffer box, one side of the third sliding plate is fixedly connected with the buffer plate, one side of the third sliding plate, which is far away from the buffer plate, is fixedly connected with two symmetrically distributed fifth toothed plates, one end of each fifth toothed plate is connected with a third gear in a meshing manner, the lower end of each third gear is hinged with a third connecting plate, one side of each third connecting plate is rotatably connected with a fourth connecting plate, one side of each fourth connecting plate is fixedly connected with a sleeve, a third bump is in sliding connection with the sleeve, a second spring is fixedly connected between the outer wall of each third bump and the inner wall of the bottom end of the sleeve, two symmetrically distributed telescopic blocks are fixedly connected on the inner wall of the buffer box, the upper ends of the telescopic blocks and the lower ends of the third bumps are both fixedly connected with fourth sliding plates, and the fourth sliding plates are in sliding connection with the inner wall of the buffer box, one side of buffer board is rotated and is connected with the spliced pole, the one end of spliced pole is rotated and is connected with the fifth slide, sliding connection has the support column on the inner wall of fifth slide, one side and baffle-box fixed connection of support column.
In a preferred embodiment: one side of baffle-box is equipped with sensor body assorted through-hole, fixedly connected with third spring between fifth slide and the baffle-box, two fixedly connected with fourth spring between the fourth slide, through the setting of third spring and fourth spring, greatly increased to the buffer nature of sensor body, anticorrosive case and survey the ring.
In a preferred embodiment: the clamping mechanism comprises a fourth clamping plate which is in sliding connection with the telescopic box wall body, one side of the fourth clamping plate is fixedly connected with a telescopic column, one side of the telescopic column is fixedly connected with a sixth toothed plate, a toothed groove of the sixth toothed plate is matched with a toothed groove of a second gear, and the distance for moving the telescopic box is increased through the arrangement of the telescopic column.
In a preferred embodiment: be equipped with on the one end wall body of first connecting plate with fourth cardboard assorted second draw-in groove, one side fixedly connected with sixth slide of first connecting plate, fixedly connected with fourth spring between sixth slide and the expansion box, fixedly connected with fifth spring between first slide and the anticorrosive case has made things convenient for the fixed action of messenger's fourth cardboard to first connecting plate through the setting of second draw-in groove.
In a preferred embodiment: according to being connected with first rubber sealing strip between board and the anticorrosive case, be equipped with the second sealing rubber strip on the one end outer wall of sensor body, be equipped with the second rubber sealing strip on the one end outer wall of second cardboard, be equipped with the third rubber sealing strip on the outer wall of buffer board, be equipped with the fourth rubber sealing strip on the one end outer wall of first splint, through the setting of first sealing rubber strip, second sealing rubber strip, third sealing rubber strip and fourth sealing rubber strip, greatly increased anticorrosive case and the inside leakproofness of buffer case.
In a preferred embodiment: alarm mechanism is including accomodating the first contact of fixed connection on the groove upper end outer wall, accomodate groove upper end sliding connection and have the second contact, the lower extreme fixedly connected with stay cord of second contact, the bottom fixedly connected with memory metal of stay cord, the setting of stay cord has made things convenient for to drive the second contact and has removed.
In a preferred embodiment: one side of memory metal with accomodate groove bottom inner wall fixed connection, first contact passes through wire and alarm electric connection, fixedly connected with fifth spring between second contact and the anticorrosive case, through the setting of fifth spring, made things convenient for the second contact to return the normal position.
In a preferred embodiment: fixedly connected with sixth spring between the upper end of second slide and the first draw-in groove, the lower extreme fixedly connected with card post of first cardboard is equipped with on the upper end wall body of second cardboard with block post assorted third draw-in groove, through the setting of third draw-in groove, great increase the fixed action to the sensor body.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the anti-corrosion box is arranged on the outer wall of the sensor body through the transmission mechanism, so that the sealing property of the sensor body is greatly increased, the anti-corrosion performance of the sensor body is greatly improved, the third clamp can be driven to be clamped outside the sensor body through the transmission mechanism, an alarm mechanism can be arranged, a multiple sealing effect can be achieved, an alarm effect can be achieved when water seeps carelessly in the anti-corrosion box, the safety of the sensor body is greatly increased, the service life of the sensor body is greatly prolonged, the clamping mechanism is driven to move through the pressing plate, the sensor body can be conveniently taken out of the anti-corrosion box, and the convenience for mounting the sensor body is greatly increased.
2. According to the invention, the buffer plate drives the buffer mechanism to work, so that the buffer performance of the sensor body and the measuring ring on the measuring rod is greatly improved, certain deviation caused by accidental collision of the measuring ring and the sensor body is avoided, the sensor or the anti-corrosion box or the measuring ring can be prevented from being damaged under serious conditions, and the anti-corrosion box and the buffer box can clamp and fix sensor bodies with different specifications through the arrangement of the first clamping plate, the second clamping plate, the first clamping plate and the clamping column.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic overall cross-sectional structural view of the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2 at A according to the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 2B of the present invention;
FIG. 5 is an enlarged view of FIG. 2 at C of the present invention;
FIG. 6 is a schematic view of a first cleat construction of the present invention;
FIG. 7 is a schematic view of a connection structure of a first card board and a second card board of the present invention
In the figure: 1. a sensor body; 2. an anti-corrosion box; 3. an alarm; 4. pressing a plate; 5. a buffer tank; 6. a buffer plate; 7. a measuring rod; 8. a first splint; 9. a first spring; 10. a first slide plate; 11. a first toothed plate; 12. a first gear; 13. a second toothed plate; 14. a telescopic box; 15. a first connecting plate; 16. a baffle plate; 17. a first bump; 18. a second bump; 19. a second connecting plate; 20. a first card slot; 21. a second slide plate; 22. a first clamping plate; 23. a second clamping plate; 24. a third clamping plate; 25. A receiving groove; 26. a third toothed plate; 27. a second gear; 28. a fourth toothed plate; 29. a third slide plate; 30. a fifth toothed plate; 31. A third gear; 32. a third connecting plate; 33. a fourth connecting plate; 34. a sleeve; 35. a third bump; 36. a second spring; 37. a telescopic block; 38. a fourth slide plate; 39. connecting columns; 40. a fifth slide plate; 41. a support pillar; 42. a fourth clamping plate; 43. A sixth toothed plate; 44. a sixth slide plate; 45. a second contact; 46. a memory metal; 47. and (5) clamping the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4 and fig. 6-7, the present invention provides a technical solution: the utility model provides a magnetostrictive transducer with corrosion protection, includes sensor body 1, swing joint has anticorrosive case 2 on the outer wall of sensor body 1, fixedly connected with alarm 3 on one side outer wall of anticorrosive case 2, the upper end sliding connection of anticorrosive case 2 has according to board 4, one side fixedly connected with baffle-box 5 of anticorrosive case 2, one side sliding connection of baffle-box 5 has buffer board 6, one side fixedly connected with measuring staff 7 of sensor body 1, sliding connection has a plurality of equidistance first splint 8 that distribute on the wall body of buffer board 6, the first spring 9 of fixedly connected with between first splint 8 and the buffer board 6, be equipped with drive mechanism in the anticorrosive case 2.
Further, the transmission mechanism comprises a first sliding plate 10 connected with the inner wall of the corrosion prevention box 2 in a sliding manner, a first toothed plate 11 is fixedly connected to the upper end of the first sliding plate 10, a first gear 12 is connected to the upper end of the first toothed plate 11 in a meshing manner, a second toothed plate 13 is connected to the upper end of the first gear 12 in a meshing manner, a telescopic box 14 is fixedly connected to one side of the upper end of the second toothed plate 13, a first connecting plate 15 is connected to one side of the telescopic box 14 in a sliding manner, a clamping mechanism is connected between the first connecting plate 15 and the telescopic box 14, a baffle 16 is fixedly connected to the upper end of the first connecting plate 15, a first bump 17 is fixedly connected to one side of the first connecting plate 15, the first bump 17 is connected with the inner wall of the corrosion prevention box 2 in a sliding manner, a second bump 18 is connected to the inner wall of one side of the corrosion prevention box 2 in a sliding manner, and a second connecting plate 19 is fixedly connected to the bottom end of the second bump 18, a first clamping groove 20 is formed in one side wall body of the anticorrosion box 2, a second sliding plate 21 is connected in the first clamping groove 20 in a sliding manner, the second sliding plate 21 is fixedly connected with a second connecting plate 19, a first clamping plate 22 is fixedly connected to the lower end of the second sliding plate 21, a second clamping plate 23 matched with the first clamping plate 22 is fixedly connected in one side wall body of the anticorrosion box 2, a third clamping plate 24 is fixedly connected to one side of the second bump 18, a containing groove 25 is formed in the lower end of the third clamping plate 24, the containing groove 25 is connected with the alarm 3 through an alarm mechanism, a third toothed plate 26 is fixedly connected to the lower end of the pressing plate 4, a second gear 27 is connected to one side of the third toothed plate 26 in a meshing manner, a fourth toothed plate 28 is connected to the lower end of the second gear 27 in a meshing manner, the fourth toothed plate 28 is connected with the inner wall body of the anticorrosion box 2 in a sliding manner, the clamping mechanism comprises a fourth clamping plate 42 connected with the wall body of the telescopic box 14 in a sliding manner, a telescopic column is fixedly connected to one side of the fourth clamping plate 42, a sixth toothed plate 43 is fixedly connected to one side of the telescopic column, a toothed groove of the sixth toothed plate 43 is matched with a toothed groove of the second gear 27, the sixth toothed plate is driven to move upwards along with the forward rotation of the second gear so as to drive the telescopic column to move upwards and further drive the fourth clamping plate to slide upwards along the inner wall of the telescopic box, a second clamping groove matched with the fourth clamping plate 42 is formed in one end wall body of the first connecting plate 15, a sixth sliding plate 44 is fixedly connected to one side of the first connecting plate 15, a fourth spring is fixedly connected between the sixth sliding plate 44 and the telescopic box 14, a fifth spring is fixedly connected between the first sliding plate 10 and the anticorrosive box 2, and the fourth clamping plate is separated from the second clamping groove along with the upward movement of the fourth toothed plate so as to move leftwards, and further, the fourth toothed plate drives the baffle plate to move leftwards, a first rubber sealing strip is connected between the pressing plate 4 and the corrosion prevention box 2, a second sealing rubber strip is arranged on the outer wall of one end of the sensor body 1, a second rubber sealing strip is arranged on the outer wall of one end of the second clamping plate 23, a third rubber sealing strip is arranged on the outer wall of the buffer plate 6, a fourth rubber sealing strip is arranged on the outer wall of one end of the first clamping plate 8, the sealing performance between the corrosion prevention box and the inside of the buffer box is greatly improved through the arrangement of the first sealing rubber strip, the second sealing rubber strip, the third sealing rubber strip and the fourth sealing rubber strip, the alarm mechanism comprises a first contact fixedly connected to the outer wall of the upper end of the accommodating groove 25, the upper end of the accommodating groove 25 is slidably connected with a second contact 45, the lower end of the second contact 45 is fixedly connected with a pull rope, and the bottom end of the pull rope is fixedly connected with a memory metal 46, the second contact is driven by the pull rope to slide leftwards along with the change of the shape of the memory metal to contact the first contact, one side of the memory metal 46 is fixedly connected with the inner wall of the bottom end of the accommodating groove 25, the first contact is electrically connected with the alarm 3 through a lead, a fifth spring is fixedly connected between the second contact 45 and the corrosion prevention box 2, when the second contact is contacted with the first contact, the conducting wire starts to generate electrical property, thereby driving the alarm to alarm and giving warning function to the working personnel, a sixth spring is fixedly connected between the upper end of the second sliding plate 21 and the first clamping groove 20, the lower end of the first clamping plate 22 is fixedly connected with a clamping column 47, the upper end wall body of the second clamping plate 23 is provided with a third clamping groove matched with the clamping column 47, along with the movement of the first clamping plate towards the second clamping plate, and then make the card post card go into in the third draw-in groove to greatly increased the fixed action to the sensor body.
The working principle of the invention is as follows: when the corrosion-resistant box is used, a connecting wire on the left side of the sensor body 1 penetrates through a connecting hole on the left side of the corrosion-resistant box 2, a rubber sealing ring is arranged on the inner wall of the connecting hole, so that the sealing performance in the corrosion-resistant box 2 is further improved, after the sensor body 1 penetrates through the buffer box 5 and enters the corrosion-resistant box 2, the first sliding plate 10 is driven to move leftwards along with the movement of the sensor body 1, the first sliding plate 10 moves leftwards to drive the first toothed plate 11 to move leftwards, the first toothed plate 11 moves leftwards to drive the first gear 12 to rotate positively, the first gear 12 rotates positively to drive the second toothed plate 13 to move rightwards, the second toothed plate 13 moves rightwards to drive the telescopic box 14 to move rightwards, the first connecting plate 15 is driven to move rightwards by the clamping mechanism, the second connecting plate 18 moves downwards along with the rightward movement of the first connecting plate 15 and drives the second sliding plate 21 to move downwards along with the first clamping groove 20 by the second connecting plate 19, then the clipping column 47 is clipped into the third clipping groove arranged at the upper end of the second clipping plate 23, thereby fixing the sensor body 1, then when the sensor body 1 needs to be disassembled, the pressing plate 4 is pressed downwards, the third toothed plate 26 is driven to move downwards along with the downward movement of the pressing plate 4, further the second gear 27 is driven to rotate forwards, the sixth toothed plate 43 is driven to move upwards along with the forward rotation of the second gear 27, further the fourth clipping plate 42 is driven to move upwards through the telescopic column, thereby the fourth clipping plate 42 is separated from the second clipping groove on the first connecting plate 15, no longer playing a limiting role on the first connecting plate 15, at this time, the fourth toothed plate 28 is driven to move leftwards along with the continuous forward rotation of the second gear 27, further the first connecting plate 15 is driven to move leftwards through the baffle plate 16, thereby the first bump 17 moves leftwards, at this time, the second bump 18 moves upwards under the action of the fifth spring, and then no longer fix sensor body 1, extract this moment the right sensor body 1 can, through the setting of the arc lug that is equipped with in the left and right sides of a plurality of first splint 8, thereby made things convenient for the dismantlement work to sensor body 1, later when using after accomplishing the installation of sensor body, carelessly make liquid get into when anticorrosive case 2 is inside, liquid is taken in the groove 25 inside along the sliding of third cardboard 24, and then when memory metal 46 contacts liquid, thereby memory metal 46 shrink drives second contact 45 sliding contact left first contact through the stay cord, thereby the wire produces the electrical property, alarm 3 begins to report to the police and warns the staff.
Referring to fig. 1-2 and 5, the present invention provides a technical solution: the utility model provides a magnetostrictive sensor with anti-corrosion function, be equipped with buffer gear in the baffle-box 5, buffer gear includes the third slide 29 with baffle-box 5 inner wall sliding connection, one side and the baffle-plate 6 fixed connection of third slide 29, one side fixedly connected with two symmetric distribution's of baffle-plate 6 is kept away from to third slide 29, the meshing of one end of fifth pinion rack 30 is connected with third gear 31, the lower extreme of third gear 31 articulates there is third connecting plate 32, one side of third connecting plate 32 rotates and is connected with fourth connecting plate 33, one side fixedly connected with sleeve 34 of fourth connecting plate 33, sliding connection has third lug 35 in sleeve 34, fixedly connected with second spring 36 between the bottom inner wall of sleeve 34 on the outer wall of third lug 35, fixedly connected with two symmetric distribution's flexible piece 37 on the inner wall of baffle-box 5, the upper end of the telescopic block 37 and the lower end of the third projection 35 are both fixedly connected with a fourth sliding plate 38, the fourth sliding plate 38 is connected with the inner wall of the buffer box 5 in a sliding way, one side of the buffer plate 6 is connected with a connecting column 39 in a rotating way, one end of the connecting column 39 is rotatably connected with a fifth sliding plate 40, the inner wall of the fifth sliding plate 40 is slidably connected with a supporting column 41, one side of the supporting column 41 is fixedly connected with the buffer box 5, one side of the buffer box 5 is provided with a through hole matched with the sensor body 1, a third spring is fixedly connected between the fifth sliding plate 40 and the buffer box 5, a fourth spring is fixedly connected between the two fourth sliding plates 38, the fourth spring is driven to compress along with the opposite movement of the two fourth sliding plates, meanwhile, the two fourth sliding plates move oppositely to drive the fifth sliding plate to move leftwards along the supporting column through the connecting column, so that the third spring is driven to compress.
The working principle of the invention is as follows: when the measuring ring is used, when the measuring ring moves and impacts the buffer plate 6, the buffer plate 6 is driven to move leftwards, the third sliding plate 29 moves leftwards, the fifth toothed plate 30 is driven to move leftwards, the third gear 31 is driven to rotate, the third connecting plate 32 is driven to move leftwards, the fourth connecting plate 33 moves leftwards, the third lugs 35 are driven to move oppositely, the second spring 36 is driven to compress, a first layer of buffering effect is achieved, then the two fourth sliding plates 38 are driven to move oppositely through the arrangement of the telescopic blocks 37 along with the opposite movement of the two third lugs 35, the fourth spring is driven to compress, a second layer of buffering effect is achieved, meanwhile, the fifth sliding plate 40 is driven to move leftwards along the supporting columns 41 through the connecting columns 39 along with the opposite movement of the two fourth sliding plates 38, and the third spring begins to compress to achieve a third layer of buffering effect, by the arrangement of the telescopic block 37, the penetrated liquid can flow into the accommodating groove 25, and the fifth sliding plate 40 can be moved conveniently.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
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| CN202111531946.7A CN114216537B (en) | 2021-12-14 | 2021-12-14 | A magnetostrictive sensor with anti-corrosion function |
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| CN202111531946.7A CN114216537B (en) | 2021-12-14 | 2021-12-14 | A magnetostrictive sensor with anti-corrosion function |
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