CN111443315B - Stably-installed Hall sensor with protection function - Google Patents
Stably-installed Hall sensor with protection function Download PDFInfo
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- CN111443315B CN111443315B CN202010306815.8A CN202010306815A CN111443315B CN 111443315 B CN111443315 B CN 111443315B CN 202010306815 A CN202010306815 A CN 202010306815A CN 111443315 B CN111443315 B CN 111443315B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/07—Hall effect devices
- G01R33/072—Constructional adaptation of the sensor to specific applications
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Abstract
The invention relates to a stably-installed Hall sensor with a protection function, which comprises a main body, a cable, a protection mechanism and a reinforcing mechanism, wherein the protection mechanism comprises an installation nut, a protective cover, a support sleeve, a rubber ring and at least two connecting components, the reinforcing mechanism comprises a limiting ring, a driving component, at least two limiting grooves and at least two limiting blocks, the connecting components comprise connecting rods, connecting sleeves and springs, the driving component comprises a turntable, two lead screws, two driving blocks, two transmission rods, two installation bearings and two positioning units, the positioning units comprise positioning grooves and positioning blocks, in the stably-installed Hall sensor with the protection function, the main body can be covered by the protection mechanism, the loss speed of the main body is reduced, the service life of the Hall sensor is prolonged, the supporting function of the main body is realized by the reinforcing mechanism, the probability that the main body is loosened due to vibration is reduced, and the stability of the installation of the Hall sensor is improved.
Description
Technical Field
The invention relates to the field of Hall sensors, in particular to a Hall sensor with a protection function and stable installation.
Background
A hall sensor is a magnetic field sensor made according to the hall effect. The Hall effect is one of magnetoelectric effects, and later, the effect is found in semiconductors, conductive fluids and the like, but the Hall effect of the semiconductors is much stronger than that of metals, and various Hall elements manufactured by utilizing the phenomenon are widely applied to the aspects of industrial automation technology, detection technology, information processing and the like. The hall effect is a fundamental method for studying the properties of semiconductor materials. The Hall coefficient measured by a Hall effect experiment can be used for judging important parameters of the semiconductor material, such as the conductivity type, the carrier concentration, the carrier mobility and the like.
The hall sensor of prior art has the part to expose outside after the installation is accomplished, has accelerated hall sensor's loss rate for hall sensor's life has shortened hall sensor, and so, prior art's hall sensor is when using, if equipment takes place the vibration, will lead to hall sensor to take place the vibration, causes hall sensor installation to take place not hard up, causes the unable normal detection of hall sensor.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the Hall sensor with the protection function and stable installation is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a stably-installed Hall sensor with a protection function comprises a main body and a cable, wherein the main body is cylindrical, one end of the main body is connected with one end of the cable, the Hall sensor further comprises a protection mechanism and a reinforcing mechanism, the protection mechanism is installed on the main body, and the reinforcing mechanism is installed on the protection mechanism;
the protection mechanism comprises a mounting nut, a protection cover, a support sleeve, a rubber ring and at least two connecting components, wherein an external thread matched with the mounting nut is arranged on the periphery of the main body, the mounting nut is sleeved on the main body and is in threaded connection with the main body, the connecting components are uniformly arranged on one side, close to the cable, of the mounting nut in the circumferential direction of the axis of the main body, an opening is formed in one end of the protection cover, the main body is arranged inside the protection cover, the mounting nut is connected with the protection cover through the connecting components, the support sleeve is coaxially arranged with the main body, the support sleeve is fixedly connected with the other end of the protection cover, the cable penetrates through the support sleeve, and the rubber ring is arranged on the periphery of the opening of the protection cover;
the reinforcing mechanism includes spacing ring, drive assembly, two at least spacing grooves and two at least stoppers, the spacing ring supports with the main part is coaxial to be set up, the spacing ring supports with the one end that is close to the cable of main part and leans on, the cable passes the spacing ring, the stopper equals with the quantity of spacing groove, stopper and spacing groove one-to-one, each stopper evenly sets up the one side that is close to the main part at the spacing ring round the axis circumference of main part, and each spacing groove evenly sets up one of being close to the spacing ring at the main part round the axis circumference of main part and serves, the stopper sets up the inside at the spacing groove, distance between the axis of stopper and main part equals with the distance between the axis of spacing groove and main part, drive assembly sets up on the inner wall of one side that is close to the support sleeve of protection casing, drive assembly is connected with the spacing ring.
As preferred, in order to improve the stability of being connected between protection casing and the main part, coupling assembling includes connecting rod, adapter sleeve and spring, the connecting rod is parallel with the axis of main part, the one end of connecting rod and mounting nut be close to support sleeve's one side fixed connection, the connecting rod passes adapter sleeve, adapter sleeve and connecting rod sliding connection, the spring housing is established on the connecting rod, the other end of connecting rod passes through spring and adapter sleeve fixed connection, the spring is in compression state.
Preferably, in order to improve the connection stability between the connecting rod and the connecting sleeve, a limiting disc is arranged at one end of the connecting rod, which is far away from the mounting nut.
As preferred, in order to provide power for spacing dish, drive assembly includes carousel, two lead screws, two drive blocks, two transfer lines, two installation bearings and two positioning unit, the lead screw is perpendicular with the axis of main part, the coaxial setting of two lead screws, the screw thread opposite direction of two lead screws, the one end fixed connection of two lead screws, the other end of two lead screws all through the installation bearing respectively with the inner wall connection of the both sides of protection casing, the one end fixed connection of carousel and one of them lead screw, the inside of drive block is equipped with the mounting hole, the lead screw passes the drive block, lead screw and drive block threaded connection, two drive blocks all are articulated through transfer line and spacing ring, two drive blocks all through positioning unit and the inner wall connection of the protection casing that is close to one side of support sleeve.
Preferably, the lead screw is coated with grease in order to reduce wear of the lead screw.
Preferably, in order to reduce the probability of the sliding of the turntable, the turntable is provided with anti-sliding grains.
Preferably, in order to improve the stability of the driving block, the positioning unit comprises a positioning groove and a positioning block, the positioning groove is parallel to the screw rod, the positioning groove is formed in the inner wall of the side, close to the supporting sleeve, of the protective cover, the positioning block is fixedly connected with the driving block, the positioning block is arranged inside the positioning groove, and the positioning block is connected with the positioning groove in a sliding mode.
Preferably, the body is coated with an anti-corrosive coating in order to extend the service life of the body.
Preferably, in order to improve the sealing performance between the support sleeve and the cable, two sealing rings are arranged on the inner side of the support sleeve, and the support sleeve is connected with the cable in a sealing mode through the sealing rings.
Preferably, in order to prolong the service life of the protective cover, the protective cover is made of stainless steel.
The stably-installed Hall sensor with the protection function has the advantages that the main body can be covered through the protection mechanism, the loss speed of the main body is reduced, the service life of the Hall sensor is prolonged, compared with the existing protection mechanism, the protection mechanism further realizes the supporting effect on a cable through the supporting sleeve, the probability that the cable falls off from the main body is reduced, in addition, the supporting effect on the main body is realized through the reinforcing mechanism, the probability that the main body is loosened due to vibration is reduced, the installation stability of the Hall sensor is improved, compared with the existing reinforcing mechanism, the reinforcing mechanism is manually controlled to operate through a pure mechanical structure, and the reliability of the mechanism is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a stably mounted Hall sensor with guarding function according to the present invention;
FIG. 2 is a schematic structural diagram of a protection mechanism with a protection function and a stably-installed Hall sensor of the invention;
FIG. 3 is a schematic structural diagram of a reinforcing mechanism of a stably-installed Hall sensor with a protection function according to the invention;
FIG. 4 is a cross-sectional view of the protective Hall sensor mounting support sleeve of the present invention;
in the figure: 1. the novel bearing assembly comprises a main body, 2 parts of a rubber ring, 3 parts of a protective cover, 4 parts of a supporting sleeve, 5 parts of a rotary table, 6 parts of a mounting nut, 7 parts of a connecting sleeve, 8 parts of a connecting rod, 9 parts of a spring, 10 parts of a limiting disc, 11 parts of a limiting groove, 12 parts of a limiting block, 13 parts of a limiting ring, 14 parts of a screw rod, 15 parts of a cable, 16 parts of a transmission rod, 17 parts of a driving block, 18 parts of a mounting bearing, 19 parts of a positioning groove, 20 parts of a positioning block and 21 parts of a sealing ring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the hall sensor with protection function and stable installation comprises a main body 1 and a cable 15, wherein the main body 1 is cylindrical, one end of the main body 1 is connected with one end of the cable 15, the hall sensor further comprises a protection mechanism and a reinforcement mechanism, the protection mechanism is installed on the main body 1, and the reinforcement mechanism is installed on the protection mechanism;
the main body 1 can be covered by the protection mechanism, so that the loss speed of the main body 1 is reduced, the service life of the Hall sensor is prolonged, and moreover, the main body 1 is supported by the reinforcing mechanism, the probability of looseness of the main body 1 caused by vibration is reduced, and the installation stability of the Hall sensor is improved;
as shown in fig. 2, the protection mechanism comprises a mounting nut 6, a protection cover 3, a support sleeve 4, a rubber ring 2 and at least two connecting components, the periphery of the main body 1 is provided with an external thread matched with the mounting nut 6, the mounting nut 6 is sleeved on the main body 1, the mounting nuts 6 are in threaded connection with the main body 1, the connecting components are uniformly arranged on one side of the mounting nuts 6 close to the cable 15 in the circumferential direction around the axis of the main body 1, an opening is arranged at one end of the protective cover 3, the main body 1 is arranged in the protective cover 3, the mounting nut 6 is connected with the protective cover 3 through each connecting component, the supporting sleeve 4 is coaxially arranged with the main body 1, the supporting sleeve 4 is fixedly connected with the other end of the protective cover 3, the cable 15 penetrates through the supporting sleeve 4, and the rubber ring 2 is arranged on the periphery of the opening of the protective cover 3;
an operator installs the main body 1 on the equipment, then twists the mounting nut 6 to enable the mounting nut 6 to be tightly abutted with the equipment, so that the Hall sensor is installed, the stability of the protective cover 3 is improved through the connecting component, meanwhile, the protective cover 3 is tightly abutted with the equipment through the connecting component, the gap between the protective cover 3 and the equipment is reduced through the rubber ring 2, then the main body 1 and the mounting nut 6 are covered through the protective cover 3, the probability that dust or oil stain falls onto the Hall sensor is reduced, the service life of the Hall sensor is prolonged, meanwhile, under the supporting action of the supporting sleeve 4, the stability of the cable 15 is improved, and the probability that the cable 15 falls off from the main body 1 is reduced;
as shown in fig. 3, the reinforcing mechanism includes a limiting ring 13, a driving assembly, at least two limiting grooves 11 and at least two limiting blocks 12, the limiting ring 13 is disposed coaxially with the main body 1, the limiting ring 13 abuts against one end of the main body 1 near the cable 15, the cable 15 passes through the limiting ring 13, the limiting blocks 12 are equal in number to the limiting grooves 11, the limiting blocks 12 correspond to the limiting grooves 11 one by one, each limiting block 12 is disposed on one side of the limiting ring 13 near the main body 1 circumferentially and uniformly around the axis of the main body 1, each limiting groove 11 is disposed on one end of the main body 1 near the limiting ring 13 circumferentially and uniformly around the axis of the main body 1, the limiting blocks 12 are disposed inside the limiting grooves 11, the distance between the limiting blocks 12 and the axis of the main body 1 is equal to the distance between the limiting grooves 11 and the axis of the main body 1, the driving assembly is disposed on the inner wall of one side of the shield 3 near the support sleeve 4, the driving assembly is connected with the limiting ring 13;
after the installation of hall sensor is accomplished, operating personnel passes through drive assembly drive spacing ring 13 and removes to the direction that is close to main part 1, make stopper 12 card go into the inside of spacing groove 11, frictional force between protection casing 3 and the equipment has been increased through rubber ring 2, the stability of protection casing 3 has been improved, the connection effect through drive assembly has improved the stability that protection casing 3 is connected with spacing dish 13, then under the mutual limiting displacement between spacing groove 11 and stopper 12, the fixed action to main part 1 has been realized through spacing dish 13, main part 1 has been reduced and has taken place the probability of counter-rotation because of equipment vibration, the probability that main part 1 drops from equipment has been reduced, the firmness of hall sensor installation has been improved.
As shown in fig. 2, the connecting assembly includes a connecting rod 8, a connecting sleeve 7 and a spring 9, the connecting rod 8 is parallel to the axis of the main body 1, one end of the connecting rod 8 is fixedly connected to one side of the mounting nut 6 close to the supporting sleeve 4, the connecting rod 8 passes through the connecting sleeve 7, the connecting sleeve 7 is slidably connected to the connecting rod 8, the spring 9 is sleeved on the connecting rod 8, the other end of the connecting rod 8 is fixedly connected to the connecting sleeve 7 through the spring 9, and the spring 9 is in a compressed state;
through the connection effect between connecting rod 8 and adapter sleeve 7, improved the stability of being connected between main part 1 and the protection casing 3, simultaneously through the spring action of spring 9, make adapter sleeve 7 remove to the direction that is close to mounting nut 6 along connecting rod 8, then make protection casing 3 closely support with equipment through adapter sleeve 7.
Preferably, in order to improve the stability of the connection between the connecting rod 8 and the connecting sleeve 7, a limiting disc 10 is arranged on one end of the connecting rod 8, which is far away from the mounting nut 6;
through the limiting effect of the limiting disc 10, the probability that the connecting rod 8 falls off from the inside of the connecting sleeve 7 is reduced, and the stability of connection between the connecting rod 8 and the connecting sleeve 7 is improved.
As shown in fig. 3, the driving assembly comprises a turntable 5, two lead screws 14, two driving blocks 17, two transmission rods 16, two mounting bearings 18 and two positioning units, the screw rods 14 are vertical to the axis of the main body 1, the two screw rods 14 are coaxially arranged, the thread directions of the two screw rods 14 are opposite, one ends of the two screw rods 14 are fixedly connected, the other ends of the two screw rods 14 are respectively connected with the inner walls of the two sides of the protective cover 3 through mounting bearings 18, the rotary table 5 is fixedly connected with one end of one screw rod 14, a mounting hole is arranged inside the driving block 17, the screw rod 14 penetrates through the driving blocks 17, the screw rod 14 is in threaded connection with the driving blocks 17, the two driving blocks 17 are hinged with the limiting ring 13 through the transmission rod 16, and the two driving blocks 17 are connected with the inner wall of one side, close to the support sleeve 4, of the protective cover 3 through the positioning unit;
the stability of the screw rod 14 is improved through the mounting bearing 18, an operator drives the screw rod 14 to rotate through the turntable 5, then the two driving blocks 17 are driven by the two screw rods 14 to move close to each other or away from each other, the stability of the driving blocks 17 is improved through the positioning unit, and then the limiting disc 13 is driven by the driving blocks 17 to move along the axis direction of the main body 1 under the transmission action of the transmission rod 16.
Preferably, in order to reduce the wear of the screw 14, the screw 14 is coated with grease;
the friction force between the screw rod 14 and the driving block 17 is reduced through the lubricating grease, and the abrasion of the screw rod 14 is reduced.
Preferably, in order to reduce the probability of the slipping of the turntable 5, the turntable 5 is provided with anti-slipping lines;
the friction force between the turntable 5 and the fingers of the operator is increased through the anti-slip lines, and the slip probability of the turntable 5 is reduced.
Preferably, in order to improve the stability of the driving block 17, the positioning unit includes a positioning groove 19 and a positioning block 20, the positioning groove 19 is parallel to the screw 14, the positioning groove 19 is disposed on the inner wall of the side of the protection cover 3 close to the support sleeve 4, the positioning block 20 is fixedly connected with the driving block 17, the positioning block 20 is disposed inside the positioning groove 19, and the positioning block 20 is slidably connected with the positioning groove 19;
through the mutual limiting action between the positioning block 20 and the positioning groove 19, the probability that the driving block 17 rotates along with the screw rod 14 is reduced, and the stability of the driving block 17 is improved.
Preferably, in order to prolong the service life of the main body 1, the main body 1 is coated with an anti-corrosion coating;
the corrosion speed of the main body 1 is slowed down through the anti-corrosion coating, and the service life of the main body 1 is prolonged.
As shown in fig. 4, two sealing rings 21 are arranged on the inner side of the support sleeve 4, and the support sleeve 4 is connected with the cable 15 in a sealing manner through the sealing rings 21;
the sealing ring 21 reduces the gap between the support sleeve 4 and the cable 15, reduces the probability that dust enters the inside of the protective cover 3 through the gap between the support sleeve 4 and the cable 15, and improves the stability of the connection between the cable 15 and the support sleeve 4 under the action of the friction force between the sealing ring 21 and the cable 15.
Preferably, in order to prolong the service life of the protective cover 3, the protective cover 3 is made of stainless steel;
because the stainless steel has better anti-corrosion performance, the corrosion speed of the protective cover 3 is slowed down, and the service life of the protective cover 3 is prolonged.
The stability of the protective cover 3 is improved through the connecting component, meanwhile, the protective cover 3 is tightly abutted against the equipment through the connecting component, the gap between the protective cover 3 and the equipment is reduced through the rubber ring 2, the main body 1 and the mounting nut 6 are covered through the protective cover 3, the probability that dust or oil stain falls on the Hall sensor is reduced, the service life of the Hall sensor is prolonged, after the Hall sensor is installed, an operator drives the limiting ring 13 to move towards the direction close to the main body 1 through the driving component, the limiting block 12 is clamped into the limiting groove 11, the friction force between the protective cover 3 and the equipment is increased through the rubber ring 2, the stability of the protective cover 3 is improved, the connecting stability of the protective cover 3 and the limiting disc 13 is improved through the connecting action of the driving component, under the mutual limiting action between the limiting groove 11 and the limiting block 12, realized through spacing dish 13 to main part 1 fixed action, reduced main part 1 and taken place the probability of counter rotation because of equipment vibration, reduced main part 1 from the equipment probability that drops, improved the firmness of hall sensor installation.
Compared with the prior art, in this hall sensor with protect function's installation is stable, can cover main part 1 through protection machanism, the speed of main part 1 loss has been slowed down, hall sensor's life has been prolonged, compare with current protection machanism, this protection machanism has still realized the supporting role to cable 15 through support sleeve 4, the probability that cable 15 drops from main part 1 has been reduced, moreover, the supporting role to main part 1 has been realized through strengthening machanism, main part 1 has been reduced and has taken place not hard up probability because of the vibration, hall sensor installation's stability has been improved, compare with current strengthening machanism, this strengthening machanism passes through pure mechanical structure manual control operation, the reliability of this mechanism has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The Hall sensor with the protection function and stable installation comprises a main body (1) and a cable (15), wherein the main body (1) is cylindrical, one end of the main body (1) is connected with one end of the cable (15), the Hall sensor is characterized by further comprising a protection mechanism and a reinforcing mechanism, the protection mechanism is installed on the main body (1), and the reinforcing mechanism is installed on the protection mechanism;
the protection mechanism comprises a mounting nut (6), a protection cover (3), a support sleeve (4), a rubber ring (2) and at least two connecting assemblies, wherein an external thread matched with the mounting nut (6) is arranged on the periphery of the main body (1), the mounting nut (6) is sleeved on the main body (1), the mounting nut (6) is in threaded connection with the main body (1), each connecting assembly uniformly sets one side, close to a cable (15), of the mounting nut (6) around the axis circumference of the main body (1), an opening is arranged at one end of the protection cover (3), the main body (1) is arranged inside the protection cover (3), the mounting nut (6) is connected with the protection cover (3) through each connecting assembly, the support sleeve (4) is coaxially arranged with the main body (1), and the support sleeve (4) is fixedly connected with the other end of the protection cover (3), the cable (15) penetrates through the support sleeve (4), and the rubber ring (2) is arranged on the periphery of the opening of the protective cover (3);
the reinforcing mechanism comprises a limiting ring (13), a driving assembly, at least two limiting grooves (11) and at least two limiting blocks (12), the limiting ring (13) is coaxially arranged with the main body (1), the limiting ring (13) is abutted to one end, close to the cable (15), of the main body (1), the cable (15) penetrates through the limiting ring (13), the limiting blocks (12) are equal to the limiting grooves (11) in number, the limiting blocks (12) correspond to the limiting grooves (11) one to one, each limiting block (12) is uniformly arranged on one side, close to the main body (1), of the limiting ring (13) in a circumferential direction of the axis of the main body (1), each limiting groove (11) is uniformly arranged on one end, close to the limiting ring (13), of the main body (1) in a circumferential direction of the axis of the main body (1), the limiting blocks (12) are arranged inside the limiting grooves (11), the distance between the axes of the limiting blocks (12) and the main body (1) and the shaft of the limiting grooves (11) and the main body (1) The distance between the wires is equal, the driving assembly is arranged on the inner wall of one side, close to the support sleeve (4), of the protective cover (3), and the driving assembly is connected with the limiting ring (13);
the connecting assembly comprises a connecting rod (8), a connecting sleeve (7) and a spring (9), the connecting rod (8) is parallel to the axis of the main body (1), one end of the connecting rod (8) is fixedly connected with one side, close to the supporting sleeve (4), of the mounting nut (6), the connecting rod (8) penetrates through the connecting sleeve (7), the connecting sleeve (7) is in sliding connection with the connecting rod (8), the spring (9) is sleeved on the connecting rod (8), the other end of the connecting rod (8) is fixedly connected with the connecting sleeve (7) through the spring (9), and the spring (9) is in a compression state;
the driving assembly comprises a turntable (5), two lead screws (14), two driving blocks (17), two transmission rods (16), two mounting bearings (18) and two positioning units, wherein the lead screws (14) are vertical to the axis of the main body (1), the two lead screws (14) are coaxially arranged, the thread directions of the two lead screws (14) are opposite, one ends of the two lead screws (14) are fixedly connected, the other ends of the two lead screws (14) are respectively connected with the inner walls of the two sides of the protective cover (3) through the mounting bearings (18), the turntable (5) is fixedly connected with one end of one lead screw (14), a mounting hole is formed in the driving block (17), the lead screws (14) penetrate through the driving blocks (17), the lead screws (14) are in threaded connection with the driving blocks (17), the two driving blocks (17) are hinged to a limiting ring (13) through the transmission rods (16), the two driving blocks (17) are connected with the inner wall of one side, close to the supporting sleeve (4), of the protective cover (3) through the positioning unit.
2. The stably-installed hall sensor with protection function according to claim 1, wherein a limiting disc (10) is provided on one end of the connecting rod (8) away from the installation nut (6).
3. The stably mounted hall sensor of claim 1 wherein the lead screw (14) is coated with grease.
4. The stably-installed hall sensor with protection according to claim 1 wherein the turntable (5) is provided with anti-slip threads.
5. The hall sensor with protection and stable installation according to claim 1, wherein the positioning unit comprises a positioning slot (19) and a positioning block (20), the positioning slot (19) is parallel to the screw rod (14), the positioning slot (19) is disposed on the inner wall of the side of the protection cover (3) close to the support sleeve (4), the positioning block (20) is fixedly connected with the driving block (17), the positioning block (20) is disposed inside the positioning slot (19), and the positioning block (20) is slidably connected with the positioning slot (19).
6. The stably-installed hall sensor with protection according to claim 1 wherein the main body (1) is coated with an anticorrosive coating.
7. The stably mounted hall sensor with guarding function according to claim 1, wherein the inner side of the support sleeve (4) is provided with two sealing rings (21), and the support sleeve (4) is connected with the cable (15) in a sealing way through the sealing rings (21).
8. The stably mounted hall sensor with protection according to claim 1 wherein the protective cover (3) is made of stainless steel.
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| CN202010306815.8A CN111443315B (en) | 2020-04-17 | 2020-04-17 | Stably-installed Hall sensor with protection function |
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| CN202010306815.8A CN111443315B (en) | 2020-04-17 | 2020-04-17 | Stably-installed Hall sensor with protection function |
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| US5976021A (en) * | 1997-07-14 | 1999-11-02 | Arrow Paper Products, Co. | Drive shaft damper |
| AUPQ120999A0 (en) * | 1999-06-25 | 1999-07-22 | Industrial Automation Services Pty Ltd | Vibration suppressing piston |
| JP4964168B2 (en) * | 2008-02-21 | 2012-06-27 | 住電エレクトロニクス株式会社 | Rotation detection sensor |
| WO2015066993A1 (en) * | 2013-11-08 | 2015-05-14 | 中山大洋电机股份有限公司 | Installation structure for motor hall element |
| CN205986510U (en) * | 2016-08-25 | 2017-02-22 | 中国航空工业集团公司西安飞行自动控制研究所 | Hall element fixed part under strong vibration ring border of high temperature |
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| CN209027558U (en) * | 2018-11-27 | 2019-06-25 | 乌木马科技（天津）有限公司 | Pilotless automobile sensor mounting box |
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| CN110488071A (en) * | 2019-08-22 | 2019-11-22 | 广州京海科技有限公司 | A kind of shock-absorbing type voltage sensor with heat sinking function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782041A (en) * | 2019-02-20 | 2019-05-21 | 深圳市贝优通新能源技术开发有限公司 | A kind of electric power measuring device that the placement with safeguard function is stable |
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