CN209690347U - A kind of high Hall sensor of stability for tachometric survey - Google Patents
A kind of high Hall sensor of stability for tachometric survey Download PDFInfo
- Publication number
- CN209690347U CN209690347U CN201822228461.0U CN201822228461U CN209690347U CN 209690347 U CN209690347 U CN 209690347U CN 201822228461 U CN201822228461 U CN 201822228461U CN 209690347 U CN209690347 U CN 209690347U
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- main body
- rotation pipe
- ball
- conducting wire
- fixed ring
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- 239000010687 lubricating oil Substances 0.000 claims description 4
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000005355 Hall effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to a kind of Hall sensors that the stability for tachometric survey is high, including main body, conducting wire and nut, the shape of the main body is cylinder, the connection of one end of the conducting wire and main body, the periphery of the main body is equipped with external screw thread, the internal screw thread of the nut is matched with the external screw thread of main body, the nut is set in main body, the main body is equipped with fixed mechanism, the fixed mechanism includes fixed ring, rotation pipe, internal gear and at least two fixation kits, the fixing pipe and main body are coaxially disposed, the internal diameter of the fixed ring and the diameter of main body are equal, the main body passes through fixed ring, the fixation kit includes rotate gear, ball, connecting shaft and rubber block, the ball is matched with annular groove, the ball is slidably connected with annular groove, the centre of sphere setting of the ball is in a ring groove, this is used for tachometric survey Stability high Hall sensor stability is improved by bindiny mechanism.
Description
Technical field
The utility model relates to Hall sensor field, in particular to the high Hall of a kind of stability for tachometric survey
Sensor.
Background technique
Hall sensor is one kind of sensor, and Hall sensor is a kind of magnetic field sensing made according to Hall effect
Device, when electric current passes through semiconductor perpendicular to external magnetic field, carrier deflects, and can generate perpendicular to the direction in electric current and magnetic field
One additional electric field, to generate potential difference at the both ends of semiconductor, this phenomenon is exactly Hall effect, this potential difference is also claimed
For Hull voltage, also referred to as Hall voltage, therefore the Hall voltage of generation is converted by the variation in magnetic field and can be used to lead to
The form of the signal of news, transimission and storage, Hall sensor is commonly used to detection revolving speed.
Existing Hall sensor during installation, mostly by two nuts threadably with Hall sensor
Connection, then by two nut movements close to each other, two nuts is made to clamp the objects such as the mounting plate on testee, it realizes suddenly
You still can only limit the single direction of Hall sensor by the fixation of two nuts at the fixation of sensor and testee
It is mobile, when object vibration is excessively strong, easily make Hall sensor that the offset in a direction occur, and the offset of position can change
The sensitivity of Hall sensor detection, reduces practicability.
Utility model content
Technical problem to be solved by the utility model is: for overcome the deficiencies in the prior art, providing a kind of for revolving speed
The high Hall sensor of the stability of measurement.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of stability for tachometric survey is high
Hall sensor, including main body, conducting wire and nut, the shape of the main body is cylinder, one end of the conducting wire and main body
The periphery of connection, the main body is equipped with external screw thread, and the internal screw thread of the nut is matched with the external screw thread of main body, and the nut is arranged
In main body, the main body is equipped with fixed mechanism；
The fixed mechanism includes fixed ring, rotation pipe, internal gear and at least two fixation kits, the fixed ring and master
Body coaxial arrangement, the internal diameter of the fixed ring and the diameter of main body are equal, and the main body passes through fixed ring, and the fixed ring is located at
Between conducting wire and external screw thread, the fixed ring and main body are interference fitted, the rotation pipe interior main body coaxial arrangement, the rotation pipe
Between conducting wire and fixing pipe, the vertical cross-section shape of the rotation pipe is U-shaped, the opening in the U-shaped section of the rotation pipe
Be arranged towards far from conducting wire direction, the side of close the conducting wire of the rotation pipe equipped with through-hole, the aperture of the through-hole and main body
Diameter is equal, and the main body passes through through-hole, and the internal gear and rotation pipe are coaxially disposed, and the internal gear is arranged in rotation pipe
Interior, the internal gear is fixedly connected with the inner wall of rotation pipe, and the inner wall of the close conducting wire side of the rotation pipe is equipped with annular groove,
The annular groove and main body are coaxially disposed, and the fixation kit is uniformly arranged in rotation pipe centered on the axis of main body；
The fixation kit includes rotate gear, ball, connecting shaft and rubber block, and the ball is matched with annular groove, institute
It states ball to be slidably connected with annular groove, in a ring groove, the bore of the notch of the annular groove is small for the centre of sphere setting of the ball
In the sphere diameter of ball, the connecting shaft and body parallel, the fixed ring are equipped with connecting hole, and the connecting shaft passes through connection
The one end in hole, the close conducting wire of the connecting shaft is fixedly connected with ball, and the rotate gear is mounted in connecting shaft, and described turn
Moving gear is engaged with internal gear, and the rubber block is between fixed ring and nut, and the rubber block is arranged in connecting shaft, institute
The shape for stating rubber block is hemispherical, and the centre of sphere of the rubber block is arranged in connecting shaft.
Preferably, the main body is equipped with limited block, the limit in order to avoid rubber block and fixed ring bump against to damage
Position block is between conducting wire and rotation pipe, and the limited block is fixedly connected with main body, between the limited block and rotation pipe most
Small distance is greater than the minimum range between rubber block and fixed ring.
Preferably, driving rotation pipe rotation for the ease of user, the periphery of the rotation pipe is equipped with anti-skid chequer.
Preferably, passing through connecting hole for the ease of connecting shaft, the both ends of the connecting shaft are equipped with chamfering.
Preferably, being equipped with lubricating oil in the annular groove to reduce the frictional force between ball and rotation pipe.
Preferably, for the ease of adjust, the rubber block be equipped with bolt and pilot hole, the axis of the pilot hole with
The axis of connecting shaft is vertical and intersects, and the bolt and pilot hole are coaxially disposed, and the bolt is set in assembly hole, the spiral shell
Bolt is threadedly coupled with pilot hole, and the length of the bolt is less than the depth of pilot hole, the close main body of the rubber block and bolt
One end be fixedly connected.
The utility model has the beneficial effects that the high Hall sensor of stability for being used for tachometric survey passes through connection machine
Structure improves stability, and compared with existing bindiny mechanism, the bindiny mechanism is more environmentally-friendly without being driven by electricity, meanwhile, the company
Connection mechanism can be adapted for the mounting hole of different pore size, and practicability is stronger.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the high Hall sensor of the stability for tachometric survey of the utility model；
Fig. 2 is the cross-sectional view of the high Hall sensor of the stability for tachometric survey of the utility model；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the portion the B enlarged drawing of Fig. 2；
In figure: 1. main bodys, 2. conducting wires, 3. nuts, 4. fixed rings, 5. rotation pipes, 6. internal gears, 7. rotate gears, 8. rollings
Pearl, 9. connecting shafts, 10. rubber blocks, 11. limited blocks, 12. bolts.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in Figs. 1-2, the high Hall sensor of a kind of stability for tachometric survey, including main body 1,2 and of conducting wire
The shape of nut 3, the main body 1 is cylinder, and the conducting wire 2 is connect with one end of main body 1, and the periphery of the main body 1 is equipped with
The internal screw thread of external screw thread, the nut 3 is matched with the external screw thread of main body 1, and the nut 3 is arranged on the body 1, the main body 1
It is equipped with fixed mechanism；Passing to electric current by conducting wire 2 makes main body 1 detect signal, and the signal of detection passes through conducting wire 2 again and transmits, and leads to
It crosses nut 3 main body 1 is fixed on equipment under test, fixed mechanism is set here, be to improve the fixed stability of main body 1.
As shown in figure 3, the fixed mechanism includes fixed ring 4, rotation pipe 5, internal gear 6 and at least two fixation kits,
The fixed ring 4 is coaxially disposed with main body 1, and the internal diameter of the fixed ring 4 is equal with the diameter of main body 1, and the main body 1 passes through solid
Determine ring 4, the fixed ring 4 is between conducting wire 2 and external screw thread, and the fixed ring 4 is interference fitted with main body 1, the rotation pipe 5
Interior main body 1 is coaxially disposed, and for the rotation pipe 5 between conducting wire 2 and fixing pipe, the vertical cross-section shape of the rotation pipe 5 is U
The opening of shape, the U-shaped section of the rotation pipe 5 is arranged towards far from 2 direction of conducting wire, and the one of the close conducting wire 2 of the rotation pipe 5
Side is equipped with through-hole, and the aperture of the through-hole is equal with the diameter of main body 1, and the main body 1 passes through through-hole, the internal gear 6 with turn
Dynamic pipe 5 is coaxially disposed, and the internal gear 6 is arranged in rotation pipe 5, and the internal gear 6 is fixedly connected with the inner wall of rotation pipe 5,
The inner wall of 2 side of close conducting wire of the rotation pipe 5 is equipped with annular groove, and the annular groove and main body 1 are coaxially disposed, the fixation
Component is uniformly arranged in rotation pipe 5 centered on the axis of main body 1；
The fixation kit includes rotate gear 7, ball 8, connecting shaft 9 and rubber block 10, the ball 8 and annular groove
Matching, the ball 8 are slidably connected with annular groove, and the centre of sphere of the ball 8 is arranged in a ring groove, the notch of the annular groove
Bore be less than the sphere diameter of ball 8, the connecting shaft 9 is parallel with main body 1, and the fixed ring 4 is equipped with connecting hole, the connection
Axis 9 passes through connecting hole, and one end of the close conducting wire 2 of the connecting shaft 9 is fixedly connected with ball 8, and the rotate gear 7 is mounted on
In connecting shaft 9, the rotate gear 7 is engaged with internal gear 6, and the rubber block 10 is described between fixed ring 4 and nut 3
Rubber block 10 is arranged in connecting shaft 9, and the shape of the rubber block 10 is hemispherical, and connection is arranged in the centre of sphere of the rubber block 10
On axis 9.
Main body 1 is inserted into the mounting hole of equipment under test, screw thread is screwed on the body 1 then, passes through fixed ring 4 and spiral shell
Mother 3 clamps equipment under test, and later, user can make rotation pipe 5 drive turning gear by internal gear 6 with manual actuation rotation pipe 5
7 rotation of wheel, the rotation of rotate gear 7 drive rubber block 10 to rotate, make the peace on rubber block 10 and equipment under test by connecting shaft 9
The inner wall in hole is filled against avoiding main body 1 due to vibration to make main body 1 and mounting hole has reached relatively fixed position relationship
The vertically displacement with 1 axis direction of main body is generated, stability is improved, here, because the bore of notch is less than the sphere diameter of ball 8,
To allow rotation pipe 5 to pull connecting shaft 9 mobile by ball 8, meanwhile, pass through being slidably connected for ball 8 and annular groove
Play the function that support connecting shaft 9 rotates.
Preferably, the main body 1 is equipped with limited block 11 in order to avoid rubber block 10 and fixed ring 4 bump against to damage,
Between conducting wire 2 and rotation pipe 5, the limited block 11 is fixedly connected the limited block 11 with main body 1, the limited block 11 with
Minimum range between rotation pipe 5 is greater than the minimum range between rubber block 10 and fixed ring 4.The effect of limited block 11 is to avoid
Rotation pipe 5 moves along 1 axis direction transition of main body and rubber block 10 and fixed ring 4 is caused to bump against, while can also be to avoid turning
Rotating ring falls off with main body 1.
Preferably, driving rotation pipe 5 to rotate for the ease of user, the periphery of the rotation pipe 5 is equipped with anti-skid chequer.It is anti-
The effect of shield line makes to improve the frictional force between user's hand and 5 periphery of rotation pipe, avoids skidding, and turns convenient for user's driving
Dynamic pipe 5 rotates.
Preferably, passing through connecting hole for the ease of connecting shaft 9, the both ends of the connecting shaft 9 are equipped with chamfering.Chamfering
It avoids connecting shaft 9 to make connecting shaft 9 and connecting hole stuck because of burr when passing through connecting hole when effect, improves connecting shaft 9 and pass through
The fluency of connecting hole.
Preferably, being equipped with lubricating oil in the annular groove to reduce the frictional force between ball 8 and rotation pipe 5.
The effect of lubricating oil is the fluency for improving ball 8 and sliding in a ring groove, is reduced between ball 8 and transmission tube
Frictional force.
As shown in figure 4, the rubber block 10 is equipped with bolt 12 and pilot hole, the axis and connecting shaft 9 of the pilot hole
Axis it is vertical and intersect, the bolt 12 is coaxially disposed with pilot hole, and the bolt 12 is set in assembly hole, the spiral shell
Bolt 12 is threadedly coupled with pilot hole, and the length of the bolt 12 is less than the depth of pilot hole, the rubber block 10 and bolt 12
One end close to main body 1 is fixedly connected.By rotating rubber block 10, bolt 12 can be made mobile in pilot hole, to change
Become the distance between rubber block 10 and connecting shaft 9, the mounting hole of the different pore size on equipment under test is mounted on convenient for sensor
In, achieve the effect that adjust.
The sensor installation method:
Nut 3 is unloaded from main body 1 first, then one end of the separate conducting wire 2 of main body 1 is passed through into the peace on equipment under test
Hole is filled, is then tightened on nut 3 again on the external screw thread of main body 1, is fixed on main body 1 by screw thread and fixed ring 4 tested
In equipment, later, user drives rotation pipe 5 to rotate, and makes the inner wall of the mounting hole on rubber block 10 and equipment under test against simultaneously
It keeps and the opposing stationary positional relationship of main body 1.Here, pass through the inner wall of the mounting hole on rubber block 10 and equipment under test
Against can generate the vertically displacement with 1 axis direction of main body to avoid main body 1, improve the stability of the sensor.
Compared with prior art, which is improved by bindiny mechanism
Stability, compared with existing bindiny mechanism, the bindiny mechanism is more environmentally-friendly without being driven by electricity, meanwhile, which can
To be suitable for the mounting hole of different pore size, practicability is stronger.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (6)
1. a kind of high Hall sensor of stability for tachometric survey, including main body (1), conducting wire (2) and nut (3), institute
The shape of main body (1) is stated as cylinder, the conducting wire (2) connect with one end of main body (1), and the periphery of the main body (1) is equipped with
The internal screw thread of external screw thread, the nut (3) is matched with the external screw thread of main body (1), and the nut (3) is set on main body (1),
It is characterized in that, the main body (1) is equipped with fixed mechanism；
The fixed mechanism includes fixed ring (4), rotation pipe (5), internal gear (6) and at least two fixation kits, the fixation
Ring (4) and main body (1) are coaxially disposed, and the internal diameter of the fixed ring (4) is equal with the diameter of main body (1), and the main body (1) passes through
Fixed ring (4), the fixed ring (4) are located between conducting wire (2) and external screw thread, and the fixed ring (4) is matched with main body (1) interference
It closes, rotation pipe (5) interior main body (1) coaxial arrangement, the rotation pipe (5) is located between conducting wire (2) and fixing pipe, and described turn
The vertical cross-section shape of dynamic pipe (5) is U-shaped, and the opening in the U-shaped section of the rotation pipe (5) is arranged towards far from conducting wire (2) direction,
The side of the close conducting wire (2) of the rotation pipe (5) is equipped with through-hole, and the aperture of the through-hole is equal with the diameter of main body (1), institute
Main body (1) is stated across through-hole, the internal gear (6) and rotation pipe (5) are coaxially disposed, and the internal gear (6) is arranged in rotation pipe
(5) in, the internal gear (6) is fixedly connected with the inner wall of rotation pipe (5), close conducting wire (2) side of the rotation pipe (5)
Inner wall is equipped with annular groove, and the annular groove and main body (1) are coaxially disposed, and the fixation kit is centered on the axis of main body (1)
It is uniformly arranged in rotation pipe (5)；
The fixation kit includes rotate gear (7), ball (8), connecting shaft (9) and rubber block (10), the ball (8) and ring
The matching of shape slot, the ball (8) are slidably connected with annular groove, and the centre of sphere of the ball (8) is arranged in a ring groove, the annular
The bore of the notch of slot is less than the sphere diameter of ball (8), and the connecting shaft (9) is parallel with main body (1), sets on the fixed ring (4)
There is connecting hole, the connecting shaft (9) passes through connecting hole, and one end and ball (8) of the close conducting wire (2) of the connecting shaft (9) are solid
Fixed connection, the rotate gear (7) are mounted on connecting shaft (9), and the rotate gear (7) is engaged with internal gear (6), the rubber
Blob of viscose (10) is located between fixed ring (4) and nut (3), and the rubber block (10) is arranged on connecting shaft (9), the rubber block
(10) shape is hemispherical, and the centre of sphere of the rubber block (10) is arranged on connecting shaft (9).
2. the Hall sensor high for the stability of tachometric survey as described in claim 1, which is characterized in that the main body
(1) at least two limited blocks (11) are equipped with, the limited block (11) and ball (8) correspond, limited block (11) position
Between conducting wire (2) and rotation pipe (5), the limited block (11) is fixedly connected with main body (1), the limited block (11) and rotation
Manage the minimum range that the minimum range between (5) is greater than between rubber block (10) and fixed ring (4).
3. the Hall sensor high for the stability of tachometric survey as described in claim 1, which is characterized in that the rotation
The periphery for managing (5) is equipped with anti-skid chequer.
4. the Hall sensor high for the stability of tachometric survey as described in claim 1, which is characterized in that the connection
The both ends of axis (9) are equipped with chamfering.
5. the Hall sensor high for the stability of tachometric survey as described in claim 1, which is characterized in that the annular
Lubricating oil is equipped in slot.
6. the Hall sensor high for the stability of tachometric survey as described in claim 1, which is characterized in that the rubber
Block (10) is equipped with bolt (12) and pilot hole, and the axis of the pilot hole is vertical with the axis of connecting shaft (9) and intersects, described
Bolt (12) and pilot hole are coaxially disposed, and the bolt (12) is set in assembly hole, the bolt (12) and pilot hole screw thread
Connection, the length of the bolt (12) are less than the depth of pilot hole, the close main body (1) of the rubber block (10) and bolt (12)
One end be fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228461.0U CN209690347U (en) | 2018-12-27 | 2018-12-27 | A kind of high Hall sensor of stability for tachometric survey |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228461.0U CN209690347U (en) | 2018-12-27 | 2018-12-27 | A kind of high Hall sensor of stability for tachometric survey |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209690347U true CN209690347U (en) | 2019-11-26 |
Family
ID=68597274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822228461.0U Expired - Fee Related CN209690347U (en) | 2018-12-27 | 2018-12-27 | A kind of high Hall sensor of stability for tachometric survey |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209690347U (en) |
-
2018
- 2018-12-27 CN CN201822228461.0U patent/CN209690347U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |