CN217716277U

CN217716277U - High-precision magnetostrictive displacement sensor

Info

Publication number: CN217716277U
Application number: CN202123242709.7U
Authority: CN
Inventors: 吴双
Original assignee: Licheng Tianjin Technology Co ltd
Current assignee: Licheng Tianjin Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-11-01
Anticipated expiration: 2031-12-22

Abstract

The utility model belongs to the technical field of sensor equipment, especially, be a high accuracy magnetostrictive displacement sensor, which comprises an outer shell, the inside of shell is provided with the thread groove, the outside threaded connection of thread groove has the spiral shell piece, the outside fixedly connected with pivot of spiral shell piece, the outside fixedly connected with deflector of spring, the outside fixedly connected with receiver of deflector, the outside fixedly connected with magnetic force transducer of shell, magnetic force transducer's outside fixedly connected with contact, the outside fixedly connected with transceiver of pivot. This high accuracy magnetostrictive displacement sensor through setting up thread groove, spiral shell piece, pivot, handle, recess, spring, deflector, receiver, magnetic force converter, contact, transceiver, has reached the precision that improves magnetostrictive displacement sensor, magnetostrictive displacement sensor convenient to use's effect.

Description

High-precision magnetostrictive displacement sensor

Technical Field

The utility model relates to a sensor technology field specifically is a high accuracy magnetostrictive displacement sensor.

Background

The magnetostrictive displacement sensor is a non-contact measurer which utilizes the Wildman effect and the William effect of magnetostrictive materials to realize absolute displacement measurement, has the excellent characteristics of large measuring range, non-contact, high precision, high speed, high protection level, low cost and the like, and is widely applied to machines, buildings, machine tools and the like. Along with the development of the society, the technology of the magnetostrictive displacement sensor is more and more mature, the magnetostrictive displacement sensors on the market are various in types and different in price, and people can choose the magnetostrictive displacement sensors meeting the requirements according to the self requirements.

The upper end position of the existing sensor is provided with a blind zone which cannot be measured, so that the sensor is limited in the application field of small measuring ranges or the field with narrow installation space, the accuracy of the magnetostrictive displacement sensor is reduced, the sensor cannot be used well, and the existing sensor is mostly fixed and needs to occupy a large area for storing the sensor, so that the sensor is inconvenient to store daily.

The prior art has the following problems:

1. the upper end of the existing sensor is provided with a blind zone which can not be measured, so that the sensor is limited in some small-range application fields or fields with narrow installation space, the accuracy of the magnetostrictive displacement sensor is reduced, and the magnetostrictive displacement sensor cannot be used well;

2. the mostly fixed design of the existing sensors results in the storage of the sensors taking up a large area, which results in inconvenient daily storage.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a high accuracy magnetostrictive displacement sensor has solved the current sensor that exists today and has had the measurement blind area to fixed design can lead to the problem of inconvenient depositing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy magnetostrictive displacement sensor, includes the shell, the inside of shell is provided with the thread groove, the outside threaded connection of thread groove has the spiral shell piece, the outside fixedly connected with pivot of spiral shell piece, the outside fixedly connected with handle of pivot, the outside fixedly connected with recess of pivot, the outside rotation of pivot is connected with the spring, the outside fixedly connected with deflector of spring, the outside fixedly connected with receiver of deflector, the outside fixedly connected with magnetic force transducer of shell, magnetic force transducer's outside fixedly connected with contact, the outside fixedly connected with transceiver of pivot.

As an optimized technical scheme of the utility model, the specification of thread groove and the specification phase-match of spiral shell piece, the specification and the shell phase-match of spiral shell piece.

As a preferred technical scheme of the utility model, the handle rotates through the pivot to be connected in the outside of shell, the pivot is connected with the shell rotation.

As an optimal technical scheme of the utility model, the recess has two, two the equal fixed connection of recess is in the outside of pivot and the central line symmetric distribution of two recesses with the pivot, two the position of recess is corresponding.

As a preferred technical scheme of the utility model, spring, deflector, receiver all have two, two the spring all rotates the outside of connecting in the pivot, two the spring is with the central line symmetric distribution of pivot, two the deflector respectively with the spring fixed connection that corresponds, two the specification and size of deflector is the same, two the receiver respectively with the deflector fixed connection that corresponds.

As a preferred technical scheme of the utility model, the contact has four and divide into two sets ofly, two sets of the equal fixed connection of contact is in magnetic force converter's outside, and is two sets of the contact is with magnetic force converter's central line symmetric distribution, and is two sets of the position of contact is corresponding.

As a preferred technical scheme of the utility model, the contact has two, two the equal fixed connection of contact is in magnetic force transducer's outside and two contacts with magnetic force transducer's central line symmetric distribution, two the specification size of contact is the same and the specification and two recess phase-matchs of two contacts.

Compared with the prior art, the utility model provides a high accuracy magnetostrictive displacement sensor possesses following beneficial effect:

1. the utility model provides a high accuracy magnetostrictive displacement sensor, through setting up the thread groove, the spiral shell piece, the apparatus further comprises a rotating shaft, a handle, a groove, a spring, the deflector, the receiver, magnetic force converter, the contact, the transceiver, make when the user needs to measure to narrow and small district, be close to the required position of measuring with the sensor, later rotate the handle, because handle and pivot fixed connection, the handle rotates can drive the pivot and rotate, the pivot rotates and drives the spiral shell piece and rotate, the spiral shell piece rotates can move through the thread groove in the shell, the spiral shell piece removes and can drive the pivot and move, the deflector outside along with the removal pivot of pivot can remove the shell, at this moment the deflector can receive the influence of spring restoring force and move, and along with the rotation outside recess of pivot can contact with the contact, length when the pivot accords with the user's requirement, the user is through circular telegram for the contact, at this moment magnetic force converter can produce magnetic force, and can move along the direction of pivot, when the magnetic force of pivot outside contacts with the deflector, the magnetic force can shunt the magnetic force guide upwards move, when magnetic force can change to the magnetic force of magnetic force when the magnetic force contacts with the object contact, the transmission space, the measurement data reach the measurement of the receiver, the displacement sensor, the measurement that can improve, the magnetostrictive displacement sensor, the measurement.

2. This high accuracy magnetostrictive displacement sensor, through setting up the thread groove, the spiral shell piece, the pivot, the handle, the recess, a spring, the deflector, the receiver, magnetic force converter, the contact, the transceiver for when the user accomplishes the measurement, rotate the handle once more, at this moment the pivot can remove once more, when the pivot removes to the shell in, the user can deposit magnetostrictive displacement sensor, reached and reduced magnetostrictive displacement sensor's volume, reached the effect of conveniently depositing.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view showing the relationship between the rotating shaft and the groove of the present invention;

FIG. 4 is a schematic diagram showing the relationship among the rotating shaft, the spring, the guide plate and the receiver according to the present invention;

FIG. 5 is a three-dimensional schematic view of the rotating shaft of the present invention;

fig. 6 is an enlarged schematic view of the structure at the position a of the present invention.

In the figure: 1. a housing; 2. a thread groove; 3. a screw block; 4. a rotating shaft; 5. a handle; 6. a groove; 7. a spring; 8. a guide plate; 9. a receiver; 10. a magnetic force transducer; 11. a contact point; 12. a contact point; 13. a transceiver.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-6, in the present embodiment: a high-precision magnetostrictive displacement sensor comprises a shell 1, a thread groove 2 is arranged in the shell 1, a thread block 3 is in threaded connection with the outside of the thread groove 2, a rotating shaft 4 is fixedly connected with the outside of the thread block 3, a handle 5 is fixedly connected with the outside of the rotating shaft 4, a groove 6 is fixedly connected with the outside of the rotating shaft 4, a spring 7 is rotatably connected with the outside of the rotating shaft 4, a guide plate 8 is fixedly connected with the outside of the spring 7, a receiver 9 is fixedly connected with the outside of the guide plate 8, a magnetic force converter 10 is fixedly connected with the outside of the shell 1, a contact 11 is fixedly connected with the outside of the magnetic force converter 10, a contact 12 is fixedly connected with the outside of the magnetic force converter 10, a transceiver 13 is fixedly connected with the outside of the rotating shaft 4, the high-precision magnetostrictive displacement sensor is close to a position to be measured when a user needs to measure a narrow place by arranging the thread groove 2, the thread block 3, the rotating shaft 4, the handle 5 is rotated later, the handle 5 is fixedly connected with the rotating shaft 4, the handle 5, the contact 12 drives the contact 12 to drive the contact 12 when the rotating shaft 4 moves along with the rotating shaft 4, the rotating contact of the rotating shaft 4, the rotating contact 4, the rotating shaft 4, the rotating contact can be influenced by the rotating contact of the rotating shaft 4, the rotating contact 4, the rotating shaft 4, and the rotating contact with the rotating contact 4, and can move along the direction of pivot 4, when the outside magnetic force of pivot 4 contacted with deflector 8, deflector 8 can shunt the guide magnetic force rebound to magnetic force, and magnetic force can change when magnetic force and object contact, and this moment can transmit transceiver 13, receiver 9 to the measured data in space, accomplishes the measurement to the space, has reached the precision that improves magnetostrictive displacement sensor, magnetostrictive displacement sensor convenient to use's effect.

The specification of the thread groove 2 is matched with that of the thread block 3, the specification of the thread block 3 is matched with that of the shell 1, the outer portion of the handle 5 is connected with a telescopic rod in a sliding mode, the handle 5 is fixedly connected with a rotating shaft 4 through the telescopic rod, the handle 5 is rotatably connected to the outer portion of the shell 1 through the rotating shaft 4, the rotating shaft 4 is rotatably connected with the shell 1, two grooves 6 are formed in the outer portion of the rotating shaft 4, the two grooves 6 are fixedly connected to the outer portion of the rotating shaft 4, the two grooves 6 are symmetrically distributed with the center line of the rotating shaft 4, and the positions of the two grooves 6 are corresponding to each other.

Spring 7, deflector 8, receiver 9 all has two, two springs 7 all rotate the outside of connecting in pivot 4, two springs 7 are with the central line symmetric distribution of pivot 4, two deflector 8 respectively with the spring 7 fixed connection that corresponds, two deflector 8's specification and dimension are the same, two receiver 9 respectively with the deflector 8 fixed connection that corresponds, contact 11 has four and divide into two sets ofly, two sets of contact 11 is the outside of magnetic force converter 10, two sets of contact 11 are with the central line symmetric distribution of magnetic force converter 10, two sets of contact 11's position is corresponding, contact 12 has two, two contact 12 are equal fixed connection in the outside of magnetic force converter 10 and two contact 12 are with the central line symmetric distribution of magnetic force converter 10, two contact 12's specification and dimension are the same and two contact 12's specification and two recess 6 phase-matches 6

The utility model discloses a theory of operation and use flow: when a user needs to measure a narrow area, the sensor is close to a position to be measured, then the handle 5 is rotated, because the handle 5 is fixedly connected with the rotating shaft 4, the rotating shaft 4 is driven to rotate by the rotation of the handle 5, the rotating shaft 4 drives the screw block 3 to rotate, the screw block 3 rotates and moves through the thread groove 2 in the shell 1, the rotating shaft 4 is driven to move by the movement of the screw block 3, the guide plate 8 outside the rotating shaft 4 moves out of the shell 1 along with the movement of the rotating shaft 4, at the moment, the guide plate 8 moves under the influence of the restoring force of the spring 7, the groove 6 outside the rotating shaft 4 contacts with the contact 12 along with the rotation of the rotating shaft 4, when the length of the rotating shaft 4 meets the requirement of the user, the user is electrified through the contact point 11, at the moment, the magnetic force converter 10 generates magnetic force and moves along the direction of the rotating shaft 4, when the magnetic force outside the rotating shaft 4 contacts with the guide plate 8, the guide plate 8 shunts the magnetic force to guide the magnetic force to move upwards, when the magnetic force contacts with an object, the magnetic force changes, at the moment, the measured data of the space is transmitted into the transceiver 13 and the receiver 9, and the measured data of the space is finished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high accuracy magnetostrictive displacement sensor, includes shell (1), its characterized in that: the inside of shell (1) is provided with thread groove (2), the outside threaded connection of thread groove (2) has spiral shell piece (3), the outside fixedly connected with pivot (4) of spiral shell piece (3), the outside fixedly connected with handle (5) of pivot (4), the outside fixedly connected with recess (6) of pivot (4), the outside rotation of pivot (4) is connected with spring (7), the outside fixedly connected with deflector (8) of spring (7), the outside fixedly connected with receiver (9) of deflector (8), the outside fixedly connected with magnetic force transducer (10) of shell (1), the outside fixedly connected with contact (11) of magnetic force transducer (10), the outside fixedly connected with contact (12) of magnetic force transducer (10), the outside fixedly connected with transceiver (13) of pivot (4).

2. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: the specification of the thread groove (2) is matched with that of the screw block (3), and the specification of the screw block (3) is matched with that of the shell (1).

3. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: the outside sliding connection of handle (5) has the telescopic link, handle (5) pass through telescopic link and pivot (4) fixed connection, handle (5) rotate the outside of connecting at shell (1) through pivot (4), pivot (4) rotate with shell (1) and are connected.

4. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: the two grooves (6) are fixedly connected to the outer portion of the rotating shaft (4), the two grooves (6) are symmetrically distributed on the center line of the rotating shaft (4), and the positions of the two grooves (6) are corresponding to each other.

5. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: spring (7), deflector (8), receiver (9) all have two, two spring (7) all rotate the outside of connecting in pivot (4), two spring (7) are with the central line symmetric distribution of pivot (4), two deflector (8) respectively with corresponding spring (7) fixed connection, two the specification and size of deflector (8) is the same, two receiver (9) respectively with deflector (8) fixed connection that corresponds.

6. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: the four connecting points (11) are divided into two groups, the two groups of connecting points (11) are fixedly connected to the outer portion of the magnetic force converter (10), the two groups of connecting points (11) are symmetrically distributed with the center line of the magnetic force converter (10), and the positions of the two groups of connecting points (11) correspond to each other.

7. A high accuracy magnetostrictive displacement sensor according to claim 1, characterized in that: the contact (12) have two, two equal fixed connection in the outside of magnetic force converter (10) of contact (12) and two contacts (12) with the central line symmetric distribution of magnetic force converter (10), two the specification size of contact (12) is the same and the specification and two recess (6) phase-matchs of contact (12).