CN107013740A - A kind of magnetoresistive sensor - Google Patents
A kind of magnetoresistive sensor Download PDFInfo
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- CN107013740A CN107013740A CN201710328910.6A CN201710328910A CN107013740A CN 107013740 A CN107013740 A CN 107013740A CN 201710328910 A CN201710328910 A CN 201710328910A CN 107013740 A CN107013740 A CN 107013740A
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- magnetic pole
- magnetic
- sacculus
- valve
- window
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/0041—Electrical or magnetic means for measuring valve parameters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention discloses a kind of magnetoresistive sensor, it includes the side wall of arranged on left and right sides and the magnetic shielding cover for the cambered surface being connected with the side wall of arranged on left and right sides（212）, magnetic shielding cover（212）Cambered surface bottom provided with flat（301）, front portion is provided with window（204）, kicker magnet（208）The first magnetic pole and the second magnetic pole of cylinder and magnet two ends including magnet stage casing, the first magnetic pole is towards the window（204）, flat（301）Inner surface on c-type iron core is installed（303）, sleeve is installed on the outer wall of the cylinder in magnet stage casing（209）, positioned at the sleeve（209）Outer wall on left and right sides horizontal radial direction be connected with left axle and right axle, left axle and right axle pass through connecting rod（202）Anterior horizontal cylinder with being arranged on the cambered surface（201）Left and right two ends connection.The solution of the present invention can realize the security monitoring of the evaporating, emitting, dripping or leaking of liquid or gas state of the valve to wide area area, improve operating efficiency, meet the application in multiple fields.
Description
Technical field
The present invention relates to a kind of sensor, especially a kind of magnetoresistive sensor.
Background technology
With being pushed further into for Industry Structure transition and upgrade, large quantities of backward production facilities are by with new energy, new technology
Substituted by the new industry of representative.Specific to industrial and agricultural production field, energy-saving low-carbon production and operation theory is also goed deep into
The popular feeling, perplexs the run, drip, leak phenomenon of valve of production also because the change for producing idea is paid attention to, people adopt always in the past
Take the pipeline and valve, regular visit means of such as changing high-quality to be strengthened management, make the trouble point of presence fewer and fewer.Together
When, install sensor and probe, realize the regulatory format of digitlization and networking at the scene, meet the need of most of production field
Will.However, in specific necks such as such as grid equipment, electronic instrument, chemical industry, Crude Oil Transportation, environment protection sewage processing and central heating
Domain, often valve can be worked under the conditions of high pressure, poisonous, burn into are inflammable and explosive etc., simple direct installed on valve is contained
The sensor or monitoring probe of the circuits such as a large amount of transistors are unfavorable for meeting the requirement of indivedual such as explosion-proof Code in Hazardous Special Locations, Er Qie great
The run, drip, leak phenomenon of part valve is all very hidden and discovery is also less timely, because only that ought directly leak in air
Gas or liquid in environment exceed after given threshold, and sensor can just be acted, when valve run, drip, leak are detected,
Illustrate that failure has had evolved to a certain degree, this leverages the decision-making time, also for the later stage emergency preplan out tape
It is unfavorable to come.Want to be alarmed in advance, then the precision of sensor needs to improve, the cost of this sensor greatly increased.In addition,
When there are multiple valves in big region, when sensor detects trouble point, supervisor tends not to open-and-shut know
The specific orientation of trouble point, and then influence to judge and decision-making, unfavorable is caused to safety in production.
The content of the invention
It is an object of the present invention to overcome the deficiencies in the prior art, there is provided a kind of magnetoresistive sensor.
To achieve the above object, a kind of magnetoresistive sensor, it includes sensor body, and the sensor body includes magnetic cup
Cover is covered, the magnetic shielding cover includes splitting the radial direction foreign steamer in the side wall of arranged on left and right sides and with the side wall of the arranged on left and right sides
The cambered surface of wide edge connection, is provided with flat positioned at the bottom of the cambered surface of magnetic shielding cover, and the flat valve body with valve connects
Connect, window just is provided with to the front portion of the cambered surface, kicker magnet includes the cylinder in magnet stage casing and is respectively equipped with positioned at magnet two ends
The first magnetic pole and the second magnetic pole, first magnetic pole and the second magnetic pole are synonyms pole, and first magnetic pole is towards the window
Mouthful, the axial line in longitudinal direction of first magnetic pole and the second magnetic pole is overlapped or parallel with the axial line in the longitudinal direction of the window, in institute
C-type iron core is installed, the c-type iron core is set including vertical direction between the side wall for stating arranged on left and right sides on flat inner surface
Upper newel post, lower newel post and the connection upper newel post, the c-type bending section of lower newel post put, the end of newel post is provided with described
With the 3rd magnetic pole of the first magnetic pole different name, the 4th magnetic with the second magnetic pole different name is provided with the end of the lower newel post
Sleeve is installed on pole, the outer wall of the cylinder in the magnet stage casing of the kicker magnet, the left and right two on the outer wall of the sleeve
Side is connected with left axle and right axle in horizontal radial direction, and the left axle and right axle and the bearing bracket stand split in both sides coordinate, described
Bearing bracket stand is separately mounted on the side wall of the arranged on left and right sides of the radome, the longitudinal axis on the plummet direction of the sleeve
The axial connecting line in longitudinal direction between the 3rd magnetic pole, the 4th magnetic pole is overlapped, just the institute to the axial line in longitudinal direction of the window
C-type bending section is stated provided with the 5th magnetic pole with the second magnetic pole different name, the left axle and right axle expose the radome
Two ends outside the side wall of arranged on left and right sides are connected to connecting rod, and the other end of each connecting rod is with being arranged on the cambered surface
The left and right two ends connection of anterior horizontal cylinder, the horizontal cylinder is abutted against on the outer wall of sacculus, and the sacculus includes sacculus cavity
And the Nang Kou being provided with the lower section of the sacculus cavity, the sacculus cavity is sleeved on valve lever, on the capsule mouthful outer wall
Provided with holding card, the Nang Kou is fastened on the valve body below valve lever by holding card.
In addition, embodiments in accordance with the present invention can also have following additional technical feature：
According to one embodiment of present invention, the cylinder in the magnet stage casing of the kicker magnet in first magnetic pole towards the window
Outer wall on the bottom of the side wall of the sleeve installed on plummet direction be connected with scuttle, the scuttle is sheet,
Size dimension coincide with the window size.
The present invention also proposes a kind of magnetoresistive sensor real-time monitoring system, and it includes the ball being sleeved on the valve lever of valve
Capsule and using the valve lever as symmetry axis and it is separately positioned on the magnetic switch and magnetoresistive sensor of sacculus both sides, the magnetic
Control sensor be fixed on valve body, the magnetic switch be arranged on on the sacculus outer wall of the magnetoresistive sensor opposite side,
The magnetic switch passes through the microcontroller that is provided with wire and the alarm control unit that is arranged in the control cabinet in control room
Connection, the alarm control unit also includes telephone communication module, the radio-frequency module being connected respectively with the microcontroller, described
Radio-frequency module is communicated wirelessly by network with mobile terminal, and the magnetoresistive sensor includes sensor body, the sensing
Device body includes the kicker magnet being provided with.
According to one embodiment of present invention, the telephone communication module includes the phone card interface being provided with.
According to one embodiment of present invention, the appearance and size of the alarm control unit is.
According to one embodiment of present invention, the magnetoresistive sensor is fixed on just to the magnetic switch side by glue
Valve body on.
According to one embodiment of present invention, the magnetic switch includes the tongue tube being connected with the microcontroller.
According to one embodiment of present invention, the microcontroller in the alarm control unit is also associated with position positioning mould
Block, the position locating module includes the d GPS locating module being connected with microcontroller.
According to one embodiment of present invention, the microcontroller in the alarm control unit is also associated with short message receiving-transmitting mould
Block.
According to one embodiment of present invention, the network includes 3G or 4G or 5G wireless networks.
A kind of monitoring method of magnetoresistive sensor real-time monitoring system, it including the step of be：
1）Sacculus is sleeved on the valve lever of valve, and tightened Nang Kou in the valve lever by the holding card being provided with Nang Kou
On the valve body of lower section, magnetic switch and magnetoresistive sensor are set using the valve lever as symmetry axis and in sacculus both sides, it is described
Magnetic switch is arranged on the sacculus outer wall of the magnetoresistive sensor opposite side, and the magnetoresistive sensor is fixed on just to described
On the valve body of the valve of magnetic switch side,
2）Leaked at the gap that valve lever is connected with valve body, sacculus, which is expanded, to be expanded, promote horizontal cylinder, magnetoresistive sensor
In kicker magnet and the microcontroller connection magnetic switch between magnetic field force change, cause magnetic switch state believe
Number invert, the microcontroller being connected with magnetic switch obtains the reverse signal, trigger telephone communication module, telephone communication mould
Block by provided with phonecard automatic dialing technical staff's telephone number, wireless network and technical staff are passed through by radio-frequency module
Mobile terminal carries out communication；
3）Engineers and technicians obtain failure valve location according to the remark information of telephone number, and carry out failture evacuation is gone in time
Work.
The monitoring method of another magnetoresistive sensor real-time monitoring system, it including the step of be：
1）Sacculus is sleeved on the valve lever of valve, and tightened Nang Kou in the valve lever by the holding card being provided with Nang Kou
On the valve body of lower section, magnetic switch and magnetoresistive sensor are set using the valve lever as symmetry axis and in sacculus both sides, it is described
Magnetic switch is arranged on the sacculus outer wall of the magnetoresistive sensor opposite side, and the magnetoresistive sensor is fixed on just to described
On the valve body of the valve of magnetic switch side,
2）Leaked at the gap that valve lever is connected with valve body, sacculus, which is expanded, to be expanded, promote horizontal cylinder, magnetoresistive sensor
In kicker magnet and the microcontroller connection magnetic switch between magnetic field force change, cause magnetic switch state believe
Number invert, the microcontroller being connected with magnetic switch obtains the reverse signal, triggering telephone communication module and GPS location
Module, the telephone communication module by provided with phonecard automatic dialing technical staff's telephone number, together with telephone communication mould
The number information and GPS location information of block are led to through radio-frequency module by the mobile terminal of wireless network and technical staff
News；
3）Technical staff obtains the number information and combining geographic information APP application journeys of telephone communication module by mobile terminal
Sequence, obtains failure valve location, carry out troubleshooting effort is gone in time.
Here, the position for being easiest to leak using sacculus collection valve is possible to the leakage liquid or gas occurred,
Gap portion of the position between valve lever and valve body, when leaking, gas or the liquid filling that sacculus is compromised, sacculus
Expansion, promotes the kicker magnet in the horizontal cylinder of magnetoresistive sensor, sensor to act on the magnetic control of the microcontroller connection
Magnetic field force between switch changes, and causes magnetic switch status signal to invert, the microcontroller being connected with magnetic switch
Device obtains the reverse signal, triggers telephone communication module, telephone communication module by provided with phonecard automatic dialing technology people
Member's telephone number, communication is carried out by radio-frequency module by wireless network and the mobile terminal of technical staff；Technical staff's root
Failure valve location is obtained according to the remarks of telephone number, troubleshooting effort is gone into time.Here, phone can also be used
Card and d GPS locating module, by means of existing ripe 3G or 4G or even the 5G public networks that will be promoted, technical staff borrows
Mobile terminal is helped to obtain failure valve numbering and combining geographic information APP application programs, realization is positioned in large area
Failure valve is found in time, and maintenance work is carried out in time.
Beneficial effects of the present invention：By using magnetic control inductive pick-up device, the electronic equipment at scene is reduced, in real time sense
Know the working condition of failure valve, using public wireless network, by hand-held mobile terminal, technical staff can know event in time
Hinder the positional information of valve, it is possible to achieve the security monitoring to the regional failure valve of wide area, improve operating efficiency, meet a variety of
The demand in field.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that,
Fig. 1 is a kind of magnetoresistive sensor real-time monitoring system schematic diagram；
Fig. 2 is magnetoresistive sensor structure schematic front view；
Fig. 3 is the schematic side view of Fig. 2 magnetoresistive sensors；
Fig. 4 is sacculus schematic diagram；
Fig. 5 is sacculus and Magnetic Sensor scheme of installation；
Wherein:101.GPS locating modules, 102. short message transceiving modules, 103. telephone communication modules, 104. microcontrollers, 105.
Magnetic switch, 106. magnetoresistive sensors, 107. radio-frequency modules, 108. mobile terminals, 109. alarm control units, 110. sacculus,
201. horizontal cylinders, 202. connecting rods, 203. bearing bracket stands, 204. windows, 205. times newel posts, 206. the 4th magnetic poles, 207. scuttles,
208. kicker magnets, 209. sleeves, 210. the 3rd magnetic poles, newel post on 211., 212. radomes, 301. is flat, 302. the 5th magnetic poles,
303.C shaped iron cores, 401. Nang Kou, 402. sacculus cavitys, 403. holding cards, 404. valve bodies.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.With reference to
Accompanying drawing is further illustrated；
Fig. 1 is into Fig. 5 there is provided a kind of magnetoresistive sensor real-time monitoring system, and it includes being sleeved on the valve lever of valve
Sacculus 110 and using the valve lever as symmetry axis and be separately positioned on the both sides of sacculus 110 magnetic switch 105 and magnetic control pass
Sensor 106, the magnetoresistive sensor 106 is fixed on valve body 404, and the magnetic switch 105 is arranged on to be sensed with the magnetic control
On the outer wall of sacculus 110 of the opposite side of device 106, the magnetic switch 105 passes through wire and the control cabinet being arranged in control room
In alarm control unit 109 in the microcontroller 104 that is provided with connect, the alarm control unit 109 also include respectively with institute
Telephone communication module 103, the radio-frequency module 107 of the connection of microcontroller 104 are stated, the radio-frequency module 107 passes through network and movement
Terminal 108 is communicated wirelessly, and the magnetoresistive sensor 106 includes sensor body, and the sensor body includes being provided with
Kicker magnet 208.
The telephone communication module 103 includes the phone card interface being provided with.
The appearance and size of the alarm control unit 109 is, the appearance and size of alarm control unit 109 is tried one's best diminution,
Avoid because of the fixed situation for loosely causing to report by mistake and come off.
The magnetoresistive sensor 106 is fixed on just on the valve body of the side of magnetic switch 105 by glue.
The magnetic switch 105 includes the tongue tube being connected with the microcontroller 104.Under usual condition, tongue tube
Contact is normally off.
Microcontroller 104 in the alarm control unit 109 is also associated with position locating module, the position positioning mould
Block includes the d GPS locating module 101 being connected with microcontroller 104.
Microcontroller 104 in the alarm control unit 109 is also associated with short message transceiving module 102.
The network includes 3G or 4G or 5G wireless networks.
A kind of monitoring method of magnetoresistive sensor real-time monitoring system, it including the step of be：
1）Sacculus 110 is sleeved on valve lever, and tightened capsule mouthful 401 described by the holding card 403 being provided with capsule mouthful 401
On valve body below valve lever, magnetic switch 105 and magnetic control are set using the valve lever as symmetry axis and in the both sides of sacculus 110
Sensor 106, the magnetic switch 105 is arranged on the outer wall of sacculus 110 of the opposite side of magnetoresistive sensor 106, described
Magnetoresistive sensor 106 is fixed on the valve body 404 of the valve just to the side of magnetic switch 105,
2）Leaked at the gap that valve lever is connected with valve body, sacculus 110, which is expanded, to be expanded, promote horizontal cylinder 201, magnetic control
Magnetic field force between the magnetic switch 105 that kicker magnet 208 and the microcontroller 104 in sensor 106 are connected changes,
The status signal of magnetic switch 105 is caused to invert, the microcontroller 104 being connected with magnetic switch 105 obtains the reverse signal,
Trigger telephone communication module 103, telephone communication module 103 by provided with phonecard automatic dialing technical staff's telephone number,
Communication is carried out by the mobile terminal 1 08 of wireless network and technical staff by radio-frequency module 107；
3）Technical staff obtains failure valve location according to the remark information of telephone number, and progress failture evacuation work is gone in time
Make.
The monitoring method of another magnetoresistive sensor real-time monitoring system, it including the step of be：
1）Sacculus 110 is sleeved on valve lever, and tightened capsule mouthful 401 described by the holding card 403 being provided with capsule mouthful 401
On valve body below valve lever, it is symmetry axis with the valve lever and magnetic switch 105 and magnetic control is set in the both sides of sacculus 110
Sensor 106, the magnetic switch 105 is arranged on the outer wall of sacculus 110 of the opposite side of magnetoresistive sensor 106, described
Magnetoresistive sensor 106 is fixed on the valve body 404 of the valve just to the side of magnetic switch 105,
2）Leaked at the gap that valve lever is connected with valve body 404, sacculus 110, which is expanded, to be expanded, promote horizontal cylinder 201,
Magnetic field force between the magnetic switch 105 that kicker magnet 208 and the microcontroller 104 in magnetoresistive sensor 106 are connected occurs
Change, causes the status signal of magnetic switch 105 to invert, and the microcontroller 104 being connected with magnetic switch 105 obtains the reversion
Signal, triggering telephone communication module 103 and d GPS locating module 101, the telephone communication module 103 by provided with phone
Card automatic dialing technical staff's telephone number, the number information and GPS location information together with telephone communication module 103 are through radio frequency
Module 107 is communicated by the mobile terminal 1 08 of wireless network and technical staff；
3）The number information and combining geographic information APP that technical staff obtains telephone communication module 103 by mobile terminal 1 08 should
With program, failure valve location is obtained, carry out troubleshooting effort is gone in time.
Coordinated in Fig. 2 and Fig. 3, in the application using magnetic switch 105 and magnetoresistive sensor 106 occur to run as valve,
The detection means emit, drip, leaked, by the sacculus 110 for being socketed in valve bar portion, generation leakage position is easiest to valve and is supervised
Control, to prevent the interference in magnetic field, feeromagnetic metal is all set up to the alarm control unit 109 and magnetoresistive sensor 106 in the application
Shielding, wherein, the sensor body in magnetoresistive sensor 106 takes the mode that magnetic shielding cover 212 is provided with outside it, described
Magnetic shielding cover 212 includes splitting the radial direction outline edge in the side wall of arranged on left and right sides and with the side wall of the arranged on left and right sides
The cambered surface of connection, positioned at magnetic shielding cover 212 the cambered surface bottom be provided with flat 301, this flat 301 be for the ease of apply
Glue, it is convenient to be fixed on magnetoresistive sensor 106 is gluing on the valve body 404 of the valve just to the side of magnetic switch 105.
Window 204 just is provided with to the front portion of the cambered surface, the kicker magnet 208 includes the cylinder in magnet stage casing and positioned at magnetic
The first magnetic pole and the second magnetic pole that body two ends are respectively equipped with, first magnetic pole and the second magnetic pole are synonyms pole, Fig. 2 and Fig. 3
Shown in be that sacculus 110 is not expanded when expanding, first magnetic pole is towards the situation of the window 204, Fig. 2 and Fig. 3
Shown in the first magnetic pole be N poles, similarly, the second magnetic pole is S poles, the axial line in longitudinal direction of first magnetic pole and the second magnetic pole
Overlapped or parallel with the axial line in the longitudinal direction of the window 204, in the presence of the first magnetic pole, the tongue tube in magnetic switch 105
Contact be normally off；C-type iron core is installed between the side wall of arranged on left and right sides on flat 301 inner surface
303, upper newel post 211 of the c-type iron core 303 including vertical direction setting, lower newel post 205 and the connection upper newel post 211,
The c-type bending section of lower newel post 205, the end of newel post 211 is provided with the 3rd magnetic pole with the first magnetic pole different name on described
The 3rd magnetic pole shown in 210, Fig. 2 and Fig. 3 is S poles, is provided with and the second magnetic pole different name in the end of the lower newel post 205
The 4th magnetic pole 206, the 4th magnetic pole shown in Fig. 2 and Fig. 3 is N poles, the cylinder in the magnet stage casing of the kicker magnet 208 it is outer
Sleeve 209 is installed on wall, the left and right sides on the outer wall of the sleeve 209 be connected with horizontal radial direction left axle and
Right axle, the left axle and right axle coordinate with the bearing bracket stand 203 split in both sides, and the bearing bracket stand 203 is separately mounted to the screen
On the side wall for the arranged on left and right sides for covering cover 212, longitudinal axis and the 3rd magnetic pole on the plummet direction of the sleeve 209
210th, the axial connecting line in longitudinal direction between the 4th magnetic pole 206 is overlapped, just the c-type to the axial line in longitudinal direction of the window 204
Bending section is provided with the 5th magnetic pole 302 with the second magnetic pole different name.
The 5th magnetic pole shown in Fig. 2 and Fig. 3 is N poles, sacculus 110 is not expanded expand before, the 5th magnetic pole N is extremely just right
Second magnetic pole S poles and the holding balance that attracts each other, make first magnetic pole towards the window 204.
The two ends that the left axle and right axle are exposed outside the side wall of the arranged on left and right sides of the radome 212 are connected to company
Bar 202, the left and right two ends of anterior horizontal cylinder 201 of the other end of each connecting rod 202 with being arranged on the cambered surface connect
Connect, first magnetic pole towards the sleeve installed on the outer wall of the cylinder in the magnet stage casing of the kicker magnet of the window 204,
Scuttle 207 is connected with positioned at bottom of the side wall on plummet direction of the sleeve 209, the scuttle 207 is sheet, greatly
Small size is coincide with the size of window 204.
During Fig. 4 and Fig. 5 are the displaying to the structure of sacculus 110 and with the annexation of valve, Fig. 4, the sacculus 110
The capsule mouthful 401 being provided with including sacculus cavity 402 and in the lower section of the sacculus cavity 402, the sacculus cavity 402 passes through capsule
Mouth 401 is sleeved on the valve body of valve lever bottom, and holding card 403 is additionally provided with 401 outer walls of the capsule mouthful.Sacculus is illustrated in Fig. 5
110 and magnetic switch 105 and magnetoresistive sensor 106 be arranged in state on valve, figure, sacculus 110 is by the valve with handwheel
After door rod is entangled, Nang Kou is tightened by holding card 403 on the valve body 404 below valve lever, here, sacculus 110 can be used
High temperature resistant, erosion-resisting macromolecule engineering plastics are made, and in valve opening and close in the operation of valve, can be directly across 110 turns of sacculus
Start to take turns and carry out；Holding card 403 can also be taken apart, after the operation for completing valve opening and pass valve, then by holding card 403 again by sacculus
110 are fastened on valve body 404.Applied on flat 301 that the bottom of the cambered surface positioned at the magnetic shielding cover 212 is provided with
On glue, the valve body 404 that magnetoresistive sensor 106 is bonded to the side of sacculus 110, and the horizontal cylinder 201 is set to abut against the side of sacculus 110
Outer wall on, can obstruct most of magnetic field of leaking using magnetic shielding cover 212, reduce the interference to surrounding enviroment, the horizontal circle
Post 201 is abutted against on the outer wall of sacculus 110, when run, drip, leak occur for valve, liquid or gas that sacculus 110 is charged
Fill big and expand, horizontal cylinder 201 is lifted on, and connecting rod 202 is prized upwards, the second magnetic pole S poles is overcome the N poles of the 5th magnetic pole 302
Attraction, and then overturn the first magnetic pole N poles and the second magnetic pole S poles, ultimately cause the 3rd of the first magnetic pole N poles and different name
The S poles position of magnetic pole 210 is just to attracting each other, and the second magnetic pole S poles, just to attracting each other, also make with the N poles position of the 4th magnetic pole 206
The scuttle 207 being connected with the bottom on the plummet direction of the sleeve 209 be moved to the position of window 204 and cover in the window
On 204, the 5th magnetic pole 302 also attracts the sleeve 209 made of iron.So far, positioned at the front of first magnetic pole
Window 204 it is shielded, and then obstructed suction of the first magnetic pole magnetic line of force to the tongue tube in magnetic switch 105 i.e. this programme
Draw, the contact of tongue tube is changed into normally open by common normally off, microcontroller 104 receives the energizing signal,
Triggering telephone communication module 103 works, and implements the warning function to technical staff.This programme also enters on the basis of telephone call
The integrated d GPS locating module 101 of one step, technical staff, should with reference to the map of mobile terminal 1 08 according to the numbering of the alarm module of acquisition
With program function, the function of being handled is gone in orientation where positioning failure valve before realizing in time.This is to those as long range is defeated
Gas, the valve such as sewage purification is numerous, and the larger field in region is especially suitable, is that to alleviate work strong by the staff in these fields
Degree, brings work facility.
In the description of this specification, the description of reference term " one embodiment " etc. means to combine the embodiment or example
Specific features, structure, material or the feature of description are contained at least one embodiment of the present invention or example.In this explanation
In book, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific spy of description
Levy, structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.Although
Embodiments of the invention have been shown and described, it will be understood by those skilled in the art that：Do not departing from the present invention's
Can these embodiments be carried out with a variety of change, modification, replacement and modification in the case of principle and objective, the scope of the present invention by
Claim and its equivalent are limited.
Claims (2)
1. a kind of magnetoresistive sensor, it is characterised in that it includes sensor body, the sensor body includes magnetic shielding cover
（212）, the magnetic shielding cover（212）Including splitting the footpath in the side wall of arranged on left and right sides and with the side wall of the arranged on left and right sides
The cambered surface of outside contour edge connection, positioned at magnetic shielding cover（212）The cambered surface bottom provided with flat（301）, just to institute
The front portion for stating cambered surface is provided with window（204）, kicker magnet（208）Cylinder including magnet stage casing and it is respectively equipped with positioned at magnet two ends
The first magnetic pole and the second magnetic pole, first magnetic pole and the second magnetic pole are synonyms pole, and first magnetic pole is towards the window
Mouthful（204）, the axial line in longitudinal direction and the window of first magnetic pole and the second magnetic pole（204）The axial line in longitudinal direction overlap or
It is parallel, described flat（301）Inner surface on arranged on left and right sides side wall between c-type iron core is installed（303）, the c-type
Iron core（303）The upper newel post set including vertical direction（211）, lower newel post（205）And connect the upper newel post（211）, under
Newel post（205）C-type bending section, the newel post on described（211）End provided with the 3rd magnetic pole with the first magnetic pole different name
（210）, in the lower newel post（205）End provided with the 4th magnetic pole with the second magnetic pole different name（206）, the kicker magnet
（208）Magnet stage casing cylinder outer wall on sleeve is installed（209）, positioned at the sleeve（209）Outer wall on left and right
Both sides are connected with left axle and right axle in horizontal radial direction, and the left axle and right axle are with splitting the bearing bracket stand in both sides（203）Match somebody with somebody
Close, the bearing bracket stand（203）It is separately mounted to the radome（212）Arranged on left and right sides side wall on, the sleeve（209）
Plummet direction on longitudinal axis and the 3rd magnetic pole（210）, the 4th magnetic pole（206）Between the axial connecting line weight in longitudinal direction
Close, just to the window（204）The axial line in longitudinal direction the c-type bending section provided with the 5th with the second magnetic pole different name
Magnetic pole（302）, the left axle and right axle expose the radome（212）Arranged on left and right sides side wall outside two ends connect respectively
There is connecting rod（202）, each described connecting rod（202）The other end and be arranged on the anterior horizontal cylinder of the cambered surface（201）A left side,
Right two ends connection, the horizontal cylinder（201）Abut against sacculus（110）Outer wall on, the sacculus（110）Including sacculus cavity
（402）And in the sacculus cavity（402）The Nang Kou that is provided with of lower section（401）, the sacculus cavity（402）It is sleeved on valve
On bar, the Nang Kou（401）Outer wall is provided with holding card（403）, the Nang Kou（401）Pass through holding card（403）It is fastened on valve lever
The valve body of lower section（404）On.
2. a kind of magnetoresistive sensor according to claim 1, it is characterised in that in first magnetic pole towards the window
（204）Kicker magnet magnet stage casing cylinder outer wall on the sleeve installed（209）Side wall on plummet direction
Bottom is connected with scuttle（207）, the scuttle（207）For sheet, size dimension and the window（204）Size is coincide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328910.6A CN107013740A (en) | 2017-05-11 | 2017-05-11 | A kind of magnetoresistive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328910.6A CN107013740A (en) | 2017-05-11 | 2017-05-11 | A kind of magnetoresistive sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107013740A true CN107013740A (en) | 2017-08-04 |
Family
ID=59450045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710328910.6A Withdrawn CN107013740A (en) | 2017-05-11 | 2017-05-11 | A kind of magnetoresistive sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107013740A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2019065048A1 (en) * | 2017-09-30 | 2020-10-22 | 株式会社フジキン | Valves and fluid supply lines |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000055996A (en) * | 1998-08-12 | 2000-02-25 | Minebea Co Ltd | Magnetic sensor |
| CN1751247A (en) * | 2003-02-21 | 2006-03-22 | 机电联合股份有限公司 | Magnetic field sensor and electrical current sensor therewith |
| CN201242550Y (en) * | 2008-08-01 | 2009-05-20 | 刘柏榆 | Electromagnetic type automobile wheel speed sensor |
| CN106090416A (en) * | 2016-07-21 | 2016-11-09 | 浙江新控泵业有限公司 | The photoelectric current body sensor of scale-deposit-preventing and there is the water pump of this sensor |
-
2017
- 2017-05-11 CN CN201710328910.6A patent/CN107013740A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000055996A (en) * | 1998-08-12 | 2000-02-25 | Minebea Co Ltd | Magnetic sensor |
| CN1751247A (en) * | 2003-02-21 | 2006-03-22 | 机电联合股份有限公司 | Magnetic field sensor and electrical current sensor therewith |
| CN201242550Y (en) * | 2008-08-01 | 2009-05-20 | 刘柏榆 | Electromagnetic type automobile wheel speed sensor |
| CN106090416A (en) * | 2016-07-21 | 2016-11-09 | 浙江新控泵业有限公司 | The photoelectric current body sensor of scale-deposit-preventing and there is the water pump of this sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2019065048A1 (en) * | 2017-09-30 | 2020-10-22 | 株式会社フジキン | Valves and fluid supply lines |
| JP7216422B2 (en) | 2017-09-30 | 2023-02-01 | 株式会社フジキン | fluid supply line |
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Application publication date: 20170804 |