CN212082276U - Novel magnetoelectric stay cord displacement sensor - Google Patents
Novel magnetoelectric stay cord displacement sensor Download PDFInfo
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- CN212082276U CN212082276U CN202020563928.1U CN202020563928U CN212082276U CN 212082276 U CN212082276 U CN 212082276U CN 202020563928 U CN202020563928 U CN 202020563928U CN 212082276 U CN212082276 U CN 212082276U
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- rope
- steel wire
- rope wheel
- circuit board
- displacement sensor
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Abstract
The utility model relates to a novel magnetoelectric stay cord displacement sensor, include: the device comprises a shell, a rope pulley, a line bin, a spring box, a coil spring, a wire outlet, a bearing, a magnet and a detection line element. The cavity in the center of the shell is used for fixing the rope wheel through a bearing, the right end of the rope wheel is connected with the coil spring, and the other end of the rope wheel is fixed with a magnet for detecting the rotation of the rotating shaft by a magnetic sensing chip on the circuit board. The circuit board is arranged in the circuit bin, the steel wire rope is wound in the peripheral groove of the rope wheel, one end of the steel wire rope is fixed with the rope wheel, the other end of the steel wire rope extends out of the wire outlet and is fixed with an object to be detected, when the position of the object to be detected moves, the rope wheel is driven to rotate through the steel wire rope, the strong magnetism on the rope wheel rotates synchronously, and the displacement detection element converts the displacement variation into electric quantity parameters to be output for a controller to adopt. The whole device has compact structure, small overall dimension and direct measurement, reduces the accumulated error of a measurement component, and is a perfect precision measurement and detection scheme.
Description
Technical Field
The utility model relates to an accurate measurement device field specifically is a novel magnetoelectric stay cord displacement sensor.
Background
Angular encoders are widely used as angular displacement sensors. However, most of the existing market solutions for measuring the linear length and the displacement are to combine and assemble an encoder and another single mechanical conversion component for indirect detection, the overall dimension of the whole detection unit is large, and the measurement accuracy is deteriorated due to the accumulated error of components.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a novel magnetoelectric stay cord displacement sensor, the rope sheave passes through wire rope when the measured object position removes and is driven rotatoryly, and strong magnetism synchronous revolution on the rope sheave, displacement detection element convert the displacement variation quantity into the output of electric quantity parameter to supply the controller to adopt. The whole device has compact structure, small overall dimension and direct measurement, reduces the accumulated error of a measurement component, and is a perfect precision measurement and detection scheme.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel magnetoelectric pull rope displacement sensor, comprising: the device comprises a shell, a rope pulley, a line bin, a spring box, a coil spring, a wire outlet, a bearing, a magnet and a detection line element. The cavity in the center of the shell is used for fixing the rope wheel through a bearing, the right end of the rope wheel is connected with the coil spring, and the other end of the rope wheel is fixed with a magnet for detecting the rotation of the rotating shaft by a magnetic sensing chip on the circuit board.
Preferably, the circuit board is arranged in the circuit bin, the steel wire rope is wound in the peripheral groove of the rope wheel, one end of the steel wire rope is fixed with the rope wheel, and the other end of the steel wire rope extends out of the wire outlet and is fixed with an object to be detected.
Preferably, when the position of the object to be measured moves, the rope pulley is driven to rotate through the steel wire rope, the strong magnetism on the rope pulley rotates synchronously, and the displacement detection element converts the displacement variation into electric quantity parameters to be output so as to be used by the controller.
Advantageous effects
The utility model provides a novel magnetoelectric stay cord displacement sensor. Possess following beneficial effect, this technical scheme provides a novel magnetoelectric stay cord displacement sensor, this kind of device can be used to measure the sensor of removal data between the object under the various mechanical condition, the object uses wire rope to link between the two, if produce the displacement between the two, then the rope sheave rotates, strong magnetism on the rope sheave rotates to electric parameter transmission on for detecting element in step, displacement sensor's volume can diminish like this, the fault rate will become low, magnetoelectric transmission data is higher than mechanical transmission's precision.
Drawings
Fig. 1 is the structure schematic diagram of a novel magnetoelectric stay cord displacement sensor of the utility model.
In the figure: the wire outlet (1), the circuit bin (2), the circuit board (3), the rope wheel (4), the magnet (5), the bearing (6), the spring box (7), the shell (8), the coil spring (9) and the partition plate (10) are arranged;
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 work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a novel magnetoelectric pull rope displacement sensor.
1. Example (b): the scheme mainly includes: a rope pulley (4), a circuit bin (2) and a spring box (7) are arranged in a shell (8), a coil spring (9) is arranged in the spring box (7), a wire outlet (1) is formed in the shell (8), and bearings (6) are arranged on the upper side and the lower side of a magnet (5) and the side face of a circuit board (3);
when the device is used, the steel wire rope on the rope pulley (4) is fixed on a measured object, the shell (8) is placed on another fixed object, and once the measured object moves, the transmission electric data of the magnet (5) is transmitted to the detection element through the rope pulley (4) to be read;
the spring box (7) contains a coil spring (9), and once the rope wheel (4) is stretched, the coil spring (9) can recover or release the steel wire rope.
The circuit board (3) is used for protecting the layer of partition (10) in the middle of the magnet (5), and the partition is a data output position.
In the specific implementation process, the magnet (5) is electrically connected with the circuit board (3).
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A novel magnetoelectric pull rope displacement sensor is characterized by comprising: a rope pulley (4), a circuit bin (2) and a spring box (7) are arranged in a shell (8), a coil spring (9) is arranged in the spring box (7), a wire outlet (1) is formed in the shell (8), and bearings (6) are arranged on the upper side and the lower side of a magnet (5) and the side face of a circuit board (3);
the cavity in the center of the shell (8) is used for fixing the rope pulley (4) through the bearing (6), the right end of the rope pulley (4) is connected with the coil spring (9), and a magnet (5) is fixed on one side of the rope pulley (4) and used for detecting the rotation of the rotating shaft through a magnetic sensing chip on the circuit board (3).
2. The novel magnetoelectric pull rope displacement sensor according to claim 1 is characterized in that the circuit board (3) is placed in the circuit bin (2), the steel wire rope is wound in the peripheral groove of the rope pulley (4), one end of the steel wire rope is fixed with the rope pulley (4), and the other end of the steel wire rope extends out of the wire outlet (1) and is fixed with an object to be detected.
3. The novel magnetoelectric pull rope displacement sensor according to claim 1 is characterized in that: a layer of partition board is arranged on the circuit board (3) and the magnet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563928.1U CN212082276U (en) | 2020-04-16 | 2020-04-16 | Novel magnetoelectric stay cord displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563928.1U CN212082276U (en) | 2020-04-16 | 2020-04-16 | Novel magnetoelectric stay cord displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212082276U true CN212082276U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020563928.1U Active CN212082276U (en) | 2020-04-16 | 2020-04-16 | Novel magnetoelectric stay cord displacement sensor |
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| Country | Link |
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| CN (1) | CN212082276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413813A (en) * | 2022-02-28 | 2022-04-29 | 河南省计量科学研究院 | Pull rope type displacement sensor capable of realizing self calibration |
-
2020
- 2020-04-16 CN CN202020563928.1U patent/CN212082276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413813A (en) * | 2022-02-28 | 2022-04-29 | 河南省计量科学研究院 | Pull rope type displacement sensor capable of realizing self calibration |
| CN114413813B (en) * | 2022-02-28 | 2023-09-01 | 河南省计量测试科学研究院 | Pull rope type displacement sensor capable of realizing self calibration |
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