CN221037759U - Tower foundation wheel moment sensor - Google Patents
Tower foundation wheel moment sensor Download PDFInfo
- Publication number
- CN221037759U CN221037759U CN202323210740.1U CN202323210740U CN221037759U CN 221037759 U CN221037759 U CN 221037759U CN 202323210740 U CN202323210740 U CN 202323210740U CN 221037759 U CN221037759 U CN 221037759U
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- sleeve
- fixedly connected
- moment
- ring
- tower foundation
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- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000001125 extrusion Methods 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000009954 braiding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a tower foundation wheel moment sensor which comprises a hub, an outer shaft sleeve, an inner shaft sleeve, an elastic body, a first magnetic ring and a second magnetic ring, wherein a limiting rod is fixedly connected inside the hub, a limiting sliding sleeve is connected inside the limiting rod in a sliding manner, the inner shaft sleeve is fixedly connected inside the limiting sliding sleeve, the second magnetic ring is fixedly connected with the left end of the inner shaft sleeve, and the outer shaft sleeve is connected inside the hub in a sliding manner. When no external torque acts, the phase difference between the NS poles of the two magnetic rings is 0 or a fixed value, which is called 0 bit; when external force moment acts, the phase difference between the NS poles of the two magnetic rings can change along with the magnitude of the moment, two detection chips which are fixed on the shell and correspond to the magnetic rings respectively detect the inner magnetic rings and the outer magnetic rings to obtain two angle values, phases and periods, the phase difference and the frequency of the inner ring and the outer ring are obtained through analysis and processing of the information, the phase difference and the frequency are converted into the moment and the rotating speed, and the moment and the rotating speed are converted into the moment and the rotating speed for the controller to control the vehicle.
Description
Technical Field
The utility model relates to the technical field of moment sensors, in particular to a tower foundation wheel moment sensor.
Background
Torque sensors (also known as torque sensors, torque meters) are divided into two main types, dynamic and static, wherein dynamic torque sensors can also be called torque sensors, torque speed sensors, non-contact torque sensors, rotational torque sensors, etc. Torque sensors are the detection of the perception of torsional moment on various rotating or non-rotating mechanical components. The torque sensor converts the physical change in torque force into an accurate electrical signal. The torque sensor can be applied to manufacturing a viscometer and an electric (pneumatic and hydraulic) torque wrench, has the advantages of high precision, quick frequency response, good reliability, long service life and the like, is suitable for a speed change bearing of a speed change vehicle, and improves the control of the vehicle.
The patent number CN207889926U in the prior art discloses a built-in auxiliary force sensor for a middle shaft, and the device aims to solve the technical problems that the built-in sensor for the middle shaft adopting the material in the prior art has large production and assembly difficulty and low production efficiency and is not suitable for mass production. The device comprises a magnetic ring axially assembled at one side end of a central shaft, wherein one side end of the magnetic ring is axially limited on a magnetic ring positioning shaft shoulder of the central shaft, the other side ends of the magnetic ring are axially limited and connected with one end of a first bearing, the other end of the first bearing is axially connected with the inner end surface of a reverse tooth bowl, and the other side end of the central shaft is axially connected with a sleeve.
However, the prior art patents suffer from several drawbacks:
(1) In the prior art, the middle shaft motor greatly improves the manufacturing cost and increases the power transmission of the chain;
(2) The prior art patent equipment is not suitable for being conveniently updated and modified on the existing speed changing vehicle, and is not convenient for modifying the common speed changing vehicle into a booster bicycle at low cost.
(3) The prior patent equipment can not be directly used on the moped with the rear axle wheel motor
Disclosure of utility model
The utility model aims to overcome the technical defects, and provides equipment which can change the phase difference between NS poles of two magnetic rings along with the magnitude of the moment when the moment of the external force acts, respectively detect the inner magnetic ring and the outer magnetic ring by two detection chips which are fixed on a shell and correspond to the magnetic rings to obtain two angle values, phases and periods, obtain the phase difference and the frequency of the inner ring and the outer ring through the analysis processing of the information, convert the phase difference and the frequency into the moment and the rotating speed and send the moment and the rotating speed to a controller for controlling a vehicle.
In order to solve the problems, the technical scheme of the utility model is as follows: the utility model provides a tower foundation wheel torque sensor, includes flower-drum, outer axle sleeve, interior axle sleeve, elastomer, first magnetic ring and second magnetic ring, the inside fixedly connected with gag lever post of flower-drum, the inside sliding connection of gag lever post has a spacing sliding sleeve, the inside fixedly connected with of spacing sliding sleeve is interior the axle sleeve, interior axle sleeve left end fixedly connected with second magnetic ring, the inside sliding connection of flower-drum has an outer axle sleeve, outer axle sleeve left end fixedly connected with first magnetic ring, outer axle sleeve outer wall fixed mounting has the shell, the inside detection chip that is close to first magnetic ring and second magnetic ring, be provided with the elastomer between outer axle sleeve and the interior axle sleeve.
Further, the inner sleeve is sleeved in the outer sleeve, and the second spring piece is fixedly connected in the inner sleeve.
Further, a second ball is arranged between the inside of the hub and the outer sleeve.
Further, the inside right side of flower-drum rotates and be connected with the go-between, go-between inside threaded connection has interior hub, be provided with the second ball between go-between and the flower-drum.
Further, the inside fixedly connected with first spring leaf of go-between, first spring leaf top fixedly connected with first stripper plate, be provided with first ball between first stripper plate and the go-between.
Further, the left side of the outer shaft sleeve is provided with threads, and the right side of the hub is internally provided with threads.
Further, second spring leaf one end fixedly connected with second stripper plate, be provided with the third ball between second stripper plate and the interior sleeve.
Compared with the prior art, the utility model has the advantages that:
(1) When no external torque acts, the phase difference between the NS poles of the two magnetic rings is 0 or a fixed value, which is called 0 bit; when external force moment acts, the phase difference between NS poles of the two magnetic rings can change along with the magnitude of the moment, two detection chips which are fixed on the shell and correspond to the magnetic rings respectively detect the inner magnetic rings and the outer magnetic rings to obtain two angle values, phases and periods, the phase difference and the frequency of the inner ring and the outer ring are obtained through analysis and processing of the information, the phase difference and the frequency are converted into the moment and the rotating speed, and the moment and the rotating speed are converted into the phase difference and the frequency of the inner ring and the frequency of the outer ring, and the phase difference and the frequency of the outer ring are sent to a controller for controlling a vehicle;
(2) According to the utility model, the first spring piece and the second spring piece are arranged to respectively push the first extrusion block and the second extrusion block to move and extrude the transmission rod, so that the transmission rod can be conveniently and rapidly positioned.
Drawings
Fig. 1 is an internal cross-sectional view of a tower foundation wheel torque sensor of the present utility model.
Fig. 2 is a perspective view of a tower foundation wheel torque sensor of the present utility model.
FIG. 3 is a second internal cross-sectional view of a tower foundation wheel torque sensor of the present utility model.
As shown in the figure: 1. a flower drum; 2. an outer sleeve; 3. an inner sleeve; 4. an elastomer; 5. a first magnetic ring; 6. a detection chip; 7. a first ball; 8. a second ball; 9. a first spring piece; 10. a limit sliding sleeve; 11. a limit rod; 12. a housing; 13. a second magnetic ring; 14. a first extrusion block; 15. a connecting ring; 16. a second spring piece; 17. a second extrusion block; 18. and a third ball.
Detailed Description
Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals.
It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
In order to make the contents of the present utility model more clearly understood, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 3, a tower foundation wheel moment sensor comprises a hub 1, an outer shaft sleeve 2, an inner shaft sleeve 3, an elastic body 4, a first magnetic ring 5 and a second magnetic ring 13, wherein a limiting rod 11 is fixedly connected inside the hub 1, a limiting sliding sleeve 10 is slidingly connected inside the limiting rod 11, the inner shaft sleeve 3 is fixedly connected inside the limiting sliding sleeve 10, the second magnetic ring 13 is fixedly connected with the left end of the inner shaft sleeve 3, the outer shaft sleeve 2 is slidingly connected inside the hub 1, the left end of the outer shaft sleeve 2 is fixedly connected with the first magnetic ring 5, the outer wall of the outer shaft sleeve 2 is fixedly provided with a shell 12, a detection chip 6 is fixedly arranged inside the shell 12 and close to the first magnetic ring 5 and the second magnetic ring 13, the elastic body 4 is arranged between the outer shaft sleeve 2 and the inner shaft sleeve 3, and when no external force acts, the phase difference between NS poles of the two magnetic rings is 0 or a fixed value, which is called 0 bit; when external force moment acts, the phase difference between the NS poles of the two magnetic rings can change along with the magnitude of the moment, two detection chips 6 which are fixed on the shell and correspond to the magnetic rings respectively detect the inner magnetic rings and the outer magnetic rings to obtain two angle values, phases and periods, the phase difference and the frequency of the inner magnetic rings and the outer magnetic rings are obtained through the analysis processing of the information, the phase difference and the frequency are converted into the moment and the rotating speed, and the moment and the rotating speed are sent to a controller for controlling the vehicle.
The inner shaft sleeve 3 is sleeved in the outer shaft sleeve 2, the second spring piece 16 is fixedly connected in the inner shaft sleeve 3, one end of the second spring piece 16 is fixedly connected with a second extrusion plate, and a third ball 18 is arranged between the second extrusion plate and the inner shaft sleeve 3. Be provided with second ball 8 between inside and the outer axle sleeve 2 of flower-drum 1, the inside right side of flower-drum 1 rotates and be connected with go-between 15, go-between 15 inside threaded connection has interior sleeve 3, be provided with second ball 8 between go-between 15 and the flower-drum 1, go-between 15 inside fixedly connected with first spring leaf 9, the first stripper plate of first spring leaf 9 top fixedly connected with, be provided with first ball 7 between first stripper plate and the go-between 15, the screw thread is seted up in outer axle sleeve 2 left side, the screw thread is seted up in the inside right side of flower-drum 1, promote first extrusion piece 14 and second extrusion piece 17 respectively through being provided with first spring leaf 9 and second spring leaf 16 and remove extrusion transfer line, be convenient for carry out quick location to the transfer line.
In specific use, firstly, an inner hollow shaft sleeve and an outer hollow shaft sleeve which can rotate simultaneously along with a rear wheel are fixed on a manual driving hub 1 connected with a chain, the other shaft sleeve is fixed on a rear wheel hub, an elastic body 4 is arranged between the two shaft sleeves, the inner shaft sleeve 2 and the outer shaft sleeve 2 are connected together through the elastic body 4, 2 concentric magnetic rings with the same magnetization are respectively fixed on one outer end face of the two shaft sleeves, two magnetic braiding chips are fixed on a shell outside the end faces of the two magnetic rings, and correspond to magnetic poles of the inner magnetic ring and the outer magnetic ring, the two concentric magnetic rings synchronously rotate along with the inner shaft sleeve and the outer shaft sleeve, and when no external force moment acts, the phase difference between NS poles of the two magnetic rings is 0 or is a fixed value, which is called 0 position; when external force moment acts, the phase difference between the NS poles of the two magnetic rings can change along with the magnitude of the moment, two detection chips 6 which are fixed on the shell and correspond to the magnetic rings respectively detect the inner magnetic rings and the outer magnetic rings to obtain two angle values, phases and periods, the phase difference and the frequency of the inner magnetic rings and the outer magnetic rings are obtained through analysis processing of the information, the phase difference and the frequency are converted into the moment and the rotating speed, the moment and the rotating speed are transmitted to a controller for controlling a vehicle, and the first extrusion block 14 and the second extrusion block 17 are respectively pushed by the first spring piece 9 and the second spring piece 16 to move and extrude a transmission rod, so that the transmission rod is conveniently and rapidly positioned.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (7)
1. A tower foundation wheel moment sensor is characterized in that: including flower-drum (1), outer axle sleeve (2), interior axle sleeve (3), elastomer (4), first magnetic ring (5) and second magnetic ring (13), the inside fixedly connected with gag lever post (11) of flower-drum (1), the inside sliding connection of gag lever post (11) has spacing sliding sleeve (10), the inside fixedly connected with interior axle sleeve (3) of spacing sliding sleeve (10), interior axle sleeve (3) left end fixedly connected with second magnetic ring (13), the inside sliding connection of flower-drum (1) has outer axle sleeve (2), outer axle sleeve (2) left end fixedly connected with first magnetic ring (5), outer axle sleeve (2) outer wall fixed mounting has shell (12), the inside detection chip (6) that is close to first magnetic ring (5) and second magnetic ring (13) of shell (12), be provided with elastomer (4) between outer axle sleeve (2) and interior axle sleeve (3).
2. A tower foundation wheel torque sensor according to claim 1, wherein: the inner sleeve (3) is sleeved in the outer sleeve (2), and the second spring piece (16) is fixedly connected in the inner sleeve (3).
3. A tower foundation wheel torque sensor according to claim 1, wherein: a second ball (8) is arranged between the inside of the hub (1) and the outer sleeve (2).
4. A tower foundation wheel torque sensor according to claim 1, wherein: the flower-drum (1) is characterized in that the right side inside the flower-drum (1) rotates to be connected with a connecting ring (15), an inner shaft sleeve (3) is connected with the connecting ring (15) in a threaded mode, and a second ball (8) is arranged between the connecting ring (15) and the flower-drum (1).
5. A tower foundation wheel torque sensor according to claim 4, wherein: the connecting ring (15) is internally fixedly connected with a first spring piece (9), the top end of the first spring piece (9) is fixedly connected with a first extrusion plate, and a first ball (7) is arranged between the first extrusion plate and the connecting ring (15).
6. A tower foundation wheel torque sensor according to claim 1, wherein: the left side of the outer sleeve (2) is provided with threads, and the right side of the hub (1) is internally provided with threads.
7. A tower foundation wheel torque sensor according to claim 2, wherein: one end of the second spring piece (16) is fixedly connected with a second extrusion plate, and a third ball (18) is arranged between the second extrusion plate and the inner shaft sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210740.1U CN221037759U (en) | 2023-11-28 | 2023-11-28 | Tower foundation wheel moment sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210740.1U CN221037759U (en) | 2023-11-28 | 2023-11-28 | Tower foundation wheel moment sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221037759U true CN221037759U (en) | 2024-05-28 |
Family
ID=91189560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323210740.1U Active CN221037759U (en) | 2023-11-28 | 2023-11-28 | Tower foundation wheel moment sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221037759U (en) |
-
2023
- 2023-11-28 CN CN202323210740.1U patent/CN221037759U/en active Active
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