CN202814332U - Contactless angle displacement sensor - Google Patents
Contactless angle displacement sensor Download PDFInfo
- Publication number
- CN202814332U CN202814332U CN 201220503907 CN201220503907U CN202814332U CN 202814332 U CN202814332 U CN 202814332U CN 201220503907 CN201220503907 CN 201220503907 CN 201220503907 U CN201220503907 U CN 201220503907U CN 202814332 U CN202814332 U CN 202814332U
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- Prior art keywords
- displacement sensor
- angle displacement
- circuit board
- housing
- main shaft
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- Expired - Lifetime
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Abstract
The utility model discloses a contactless angle displacement sensor. The contactless angle displacement sensor mainly comprises a main shaft (1), a bearing (2), a magnetic steel (3), a leading-out terminal (6) and a housing (7). The contactless angle displacement sensor is characterized in that the contactless angle displacement sensor also includes a PCB circuit board (5) and a Hall integrated chip (4), and the Hall integrated chip (4) is mounted on the PCB circuit board (5); and the main shaft (1), the bearing (2) and the magnetic bearing (3) are arranged at one side in the housing (7), the PCB circuit board (5) and Hall integrated chip (4) are arranged at the other side in the housing (7), the bearing (2) is arranged at one end of the main shaft (1), the magnetic steel (3) is installed in an inner end of the main shaft (1), a space is left between the Hall integrated chip (4) and the magnetic steel (3), and the leading-out terminal (6) of the PCB circuit board (5) extends out of the housing (7). The contactless angle displacement sensor has the advantages that the contactless angle displacement sensor is not susceptible to external electromagnetic interference, and the measuring precision is high; the IP protection grade is high, and the service life is long; and the production technology of the contactless angle displacement sensor is simple, and the cost is low.
Description
Technical field
The utility model relates to sensor technical field, relates in particular to a kind of non-contact type angle displacement sensor.
Background technology
Contactless angle displacement sensor mainly adopts hall sensing effect measurement angle to change principle, existing angle displacement sensor mainly is assembled by multistage magnet ring, rotating shaft, the two core assembly sheets of Hall and output components and parts, because existing angle displacement sensor does not have spacer to be subject to the external electromagnetic wave interference, and can not respond to simultaneously the variation in vertical and horizontal magnetic field, magnetic Circuit Design is very complicated, therefore, exist it to measure the relatively poor and complex manufacturing technology of precision, the defective that cost is high or not enough problem.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model provides a kind of novel non-contact type angle displacement sensor, to overcome the relatively poor and complex manufacturing technology of measurement precision that exists in the prior art, the defective that cost is high or not enough problem.
(2) technical scheme
For achieving the above object, the utility model provides a kind of non-contact type angle displacement sensor, mainly includes main shaft, bearing, magnet steel, exit and housing, it is characterized in that also comprise PCB circuit board and Hall integrated chip, described Hall integrated chip is installed on the PCB circuit board; Described main shaft, bearing and magnet steel are arranged on the side in the housing, described PCB circuit board and Hall integrated chip are arranged on opposite side in the housing, one end of described main shaft is installed in the bearing, described magnet steel is installed in the inner termination of main shaft, leave the space between described Hall integrated chip and the magnet steel, the exit of described PCB circuit board stretches out outside the housing.
(3) beneficial effect
Compared with prior art, because the utility model non-contact type angle displacement sensor is provided with PCB circuit board and Hall integrated chip, realize the non-cpntact measurement that it is inner, it adopts three axle hall sensing technology, the collection magnetic sheet can be responded to the changes of magnetic field of the direction of vertical and level simultaneously, and produces an output signal that is proportional to angle in conjunction with chip processor, is not subject to the external electromagnetic wave interference, therefore, it measures precision height, high, the long service life of IP degree of protection; And itself manufacture craft is simple, and cost is low.
Description of drawings
Fig. 1 is a kind of non-contact type angle displacement sensor structural representation.
Shown in the figure: 1 main shaft, 2, bearing, 3, magnet steel, 4, the Hall integrated chip, 5, the PCB circuit board, 6, exit, 7, housing, 8, epoxy resin.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of non-contact type angle displacement sensor mainly includes main shaft 1, bearing 2, magnet steel 3, exit 6 and housing 7, it is characterized in that also comprise PCB circuit board 5 and Hall integrated chip 4, described Hall integrated chip 4 is installed on the PCB circuit board 5; Described main shaft 1, bearing 2 and magnet steel 3 are arranged on the side in the housing 7, described PCB circuit board 5 and Hall integrated chip 4 usefulness epoxy resin 8 are encapsulated in housing 7 interior opposite sides, one end of described main shaft 1 is installed in the bearing 2, described magnet steel 3 is installed in the inner termination of main shaft 1, leave the space between described Hall integrated chip 4 and the magnet steel 3, the exit 6 of described PCB circuit board 5 stretches out outside the housing 7.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (1)
1. non-contact type angle displacement sensor, mainly include main shaft (1), bearing (2), magnet steel (3), exit (6) and housing (7), it is characterized in that, also comprise PCB circuit board (5) and Hall integrated chip (4), described Hall integrated chip (4) is installed on the PCB circuit board (5); Described main shaft (1), bearing (2) and magnet steel (3) are arranged on the side in the housing (7), described PCB circuit board (5) and Hall integrated chip (4) are arranged on the interior opposite side of housing (7) with epoxy resin (8) encapsulation, one end of described main shaft (1) is installed in the bearing (2), described magnet steel (3) is installed in the inner termination of main shaft (1), leave the space between described Hall integrated chip (4) and the magnet steel (3), the exit (6) of described PCB circuit board (5) stretches out outside the housing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220503907 CN202814332U (en) | 2012-09-27 | 2012-09-27 | Contactless angle displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220503907 CN202814332U (en) | 2012-09-27 | 2012-09-27 | Contactless angle displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814332U true CN202814332U (en) | 2013-03-20 |
Family
ID=47873193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220503907 Expired - Lifetime CN202814332U (en) | 2012-09-27 | 2012-09-27 | Contactless angle displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202814332U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712546A (en) * | 2013-12-31 | 2014-04-09 | 宁波市北仑机械电器有限公司 | Non-contact magnetic patch suspension type linear displacement sensor |
| CN105403231A (en) * | 2015-11-04 | 2016-03-16 | 东方通信股份有限公司 | Magnetic rotary encoder |
| CN105628057A (en) * | 2014-10-31 | 2016-06-01 | 北京精密机电控制设备研究所 | High-temperature-resistance high-precision Hall encoder |
| CN105716519A (en) * | 2016-04-07 | 2016-06-29 | 江苏神通阀门股份有限公司 | Swing check valve clack position non-invasion detecting device |
| CN107389103A (en) * | 2017-08-31 | 2017-11-24 | 周勇 | A kind of magnetic absolute angle sensor |
-
2012
- 2012-09-27 CN CN 201220503907 patent/CN202814332U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712546A (en) * | 2013-12-31 | 2014-04-09 | 宁波市北仑机械电器有限公司 | Non-contact magnetic patch suspension type linear displacement sensor |
| CN105628057A (en) * | 2014-10-31 | 2016-06-01 | 北京精密机电控制设备研究所 | High-temperature-resistance high-precision Hall encoder |
| CN105403231A (en) * | 2015-11-04 | 2016-03-16 | 东方通信股份有限公司 | Magnetic rotary encoder |
| CN105403231B (en) * | 2015-11-04 | 2017-12-05 | 东方通信股份有限公司 | Magnetic rotary encoder |
| CN105716519A (en) * | 2016-04-07 | 2016-06-29 | 江苏神通阀门股份有限公司 | Swing check valve clack position non-invasion detecting device |
| CN107389103A (en) * | 2017-08-31 | 2017-11-24 | 周勇 | A kind of magnetic absolute angle sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130320 |
|
| CX01 | Expiry of patent term |