CN216013415U - Contact type Hall speed sensor - Google Patents
Contact type Hall speed sensor Download PDFInfo
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- CN216013415U CN216013415U CN202122349384.6U CN202122349384U CN216013415U CN 216013415 U CN216013415 U CN 216013415U CN 202122349384 U CN202122349384 U CN 202122349384U CN 216013415 U CN216013415 U CN 216013415U
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- universal joint
- measuring gear
- speed measuring
- hall
- speed
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Abstract
The utility model provides a contact Hall velocity transducer, which comprises a transducer body, an electric connector and a universal joint; a speed measuring gear, a Hall module and a bearing are arranged in the sensor body; the Hall module is arranged below the speed measuring gear, the speed of the locomotive wheel is detected by adopting non-contact type square wave pulse signals which are directly proportional to the rotating speed output of the speed measuring gear and the rotating speed, and the Hall module is sealed in an encapsulating mode; one end of the universal joint is connected with the locomotive wheel pair, the other end of the universal joint extends into the sensor body and is connected with the sensor body through a bearing, and one end of the universal joint extending into the sensor body is connected with the speed measuring gear to drive the speed measuring gear and the locomotive wheel pair to rotate at the same speed; one end of the electric connector is connected with the Hall module, and the other end of the electric connector is connected with a cable for getting on the locomotive.
Description
Technical Field
The utility model relates to a sensor technical field, concretely relates to contact hall speedtransmitter.
Background
The speed sensor in the existing market is mainly a photoelectric speed sensor, and the photoelectric speed sensor is easy to be blocked by dust or foreign matters when in operation due to narrow light seams, so that the reliability of the sensor is influenced due to blocked light conduction.
The current hall speedtransmitter is the installation gear that tests the speed on the rotation axis, thereby detects the wave form change through hall element and convert square signal for the purpose that LKJ15 host computer reached the speed measurement, and new LKJ15 system is because the system of installing additional after, and former car does not dispose hall sensor's installation interface, and speedtransmitter installs additional and need reform transform its locomotive axle end, and the transformation degree of difficulty is great, and the material cycle length influences loading efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, thereby provide one kind can utilize former car photoelectric sensor's installation interface installation, improve the sensor reliability and reduce the contact hall speedtransmitter who reforms transform the cost.
In order to achieve the above object, the present invention provides a contact hall velocity sensor, which comprises a sensor body, an electric connector and a universal joint; a speed measuring gear, a Hall module and a bearing are arranged in the sensor body; the Hall module is arranged below the speed measuring gear, the speed of the locomotive wheel is detected by adopting non-contact type square wave pulse signals which are directly proportional to the rotating speed output of the speed measuring gear and the rotating speed, and the Hall module is sealed in an encapsulating mode; one end of the universal joint is connected with the locomotive wheel pair, the other end of the universal joint extends into the sensor body and is connected with the sensor body through a bearing, and one end of the universal joint extending into the sensor body is connected with the speed measuring gear to drive the speed measuring gear and the locomotive wheel pair to rotate at the same speed; one end of the electric connector is connected with the Hall module, and the other end of the electric connector is connected with a cable for getting on the locomotive.
Preferably, the speed measuring gear is arranged in a plane tooth structure.
The contact type Hall speed sensor further comprises a connecting tool for connecting the locomotive wheel pair.
Preferably, the connecting tool comprises a shaft end cover and a shaft head gland; the shaft end cover is arranged as
The universal joint is characterized by comprising a shape structure, wherein one end of the shape structure is provided with a through hole for penetrating and installing a universal joint, and the other end of the shape structure is fixedly connected with a bogie of the locomotive through a bolt; the spindle head gland is arranged in the inner cavity of the spindle end cover, one end of the spindle head gland is connected with the universal joint, and the other end of the spindle head gland is fixedly connected with a locomotive axle.
Preferably, the shaft head gland is provided with a connecting hole which is arranged in a square structure; the universal joint is set to be in a square structure matched with the connecting hole of the square structure arranged on the shaft head gland, and the universal joint is arranged in the square connecting hole so as to enable the universal joint and the shaft head gland to rotate synchronously.
Preferably, the square connecting hole of the shaft head gland and the through hole of the shaft end cover are coaxially arranged.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a what mainly solve the connected mode of universal joint and sensor body adoption bearing is the problem that the axle head was reformed transform in the installation of current hall speedtransmitter to the adoption adopts the sealed antipollution ability that improves its sensor of the mode of embedment with hall module, thereby promotes the whole reliability of product.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic view of the overall structure of a contact hall velocity sensor according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the connection of the sensor body and gimbal of FIG. 1;
fig. 3 is a schematic sectional view of the contact hall velocity sensor connected to the locomotive through the connection tool according to the embodiment of the present invention.
Wherein:
1. the sensor comprises a sensor body, 1.1, a speed measuring gear, 1.2, a Hall module, 1.3, a bearing, 2, a universal joint, 3, an electric connector, 4, a shaft end cover, 5, a shaft head gland, 6, a vehicle shaft, 7, a bogie, 8 and a vehicle getting-on cable.
Detailed Description
In order to make the above objects, features, advantages, and the like of the present invention more clearly understandable, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the drawings of the utility model all adopt simplified forms and all use non-precise proportions, and are only used for conveniently and clearly assisting in explaining the implementation of the utility model; the number mentioned in the present invention is not limited to the specific number in the example of the drawings; the directions or positional relationships indicated in the "front" middle "rear" left "right" upper "lower" top "bottom" middle "etc. in the present invention are all based on the directions or positional relationships shown in the drawings of the present invention, and do not indicate or suggest that the indicated device or component must have a specific direction, and cannot be understood as a limitation of the present invention.
Example (b):
referring to fig. 1 and fig. 2, the present invention provides a contact hall velocity sensor, which includes a sensor body 1, an electrical connector 3, and a gimbal 2; a speed measuring gear 1.1, a Hall module 1.2 and a bearing 1.3 are arranged in the sensor body 1; the Hall module 1.2 is arranged below the speed measuring gear 1.1, and the speed of the locomotive wheel is detected by adopting non-contact type square wave pulse signals which are directly proportional to the rotating speed output and the rotating speed of the speed measuring gear 1.1; one end of the universal joint 2 is connected with the locomotive wheel pair, the other end of the universal joint extends into the sensor body 1 and is connected with the sensor body 1 through a bearing 1.3, and one end of the universal joint 2 extending into the sensor body 1 is connected with the speed measuring gear 1.1 to drive the speed measuring gear 1.1 and the locomotive wheel pair to rotate at the same speed; one end of the electric connector 3 is connected with the Hall module 1.2, and the other end is connected with a locomotive getting-on cable 8, and is used for transmitting the square wave signal to a JKL15 host of the locomotive.
Preferably, in order to effectively reduce the volume of the sensor body 1, the speed measuring gear 1.1 is preferably configured as a plane tooth structure (i.e. the tooth profile is configured on a plane perpendicular to the central axis of the speed measuring gear 1.1, instead of the tooth profile configured on the circumferential surface of the speed measuring gear 1.1 in the prior art).
Preferably, the hall module 1.2 is hermetically arranged in the sensor body 1 in a potting manner.
Preferably, the universal joint 2 is provided in a square configuration.
Referring to fig. 3, in order to connect the above-mentioned contact hall velocity sensor with a locomotive wheel pair, the hall velocity sensor further includes a connecting tool for connecting with the locomotive wheel pair, where the connecting tool includes a shaft end cover 4 and a shaft head gland 5; the shaft end cover 4 is arranged as
The universal joint is of a shape structure, one end of the shape structure is provided with a through hole for penetrating and installing the universal joint 2, and the other end of the shape structure is fixedly connected with a bogie 7 of the locomotive through a bolt; the axle head gland 5 is arranged in an inner cavity of the axle head cover 4, one end of the axle head gland 5 is fixedly connected with an axle 6 of the locomotive, a connecting hole with a square structure is preferably formed in the other end of the axle head gland, and the universal joint 2 is arranged in the square connecting hole so that the universal joint 2 and the axle head gland 5 rotate synchronously.
Preferably, the square connecting holes on the universal joint 2 and the shaft head gland 5 can be arranged into structures such as a diamond shape and an arc shape which can prevent the universal joint 2 and the shaft head gland 5 from rotating relatively, besides the above structures.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (6)
1. A contact hall velocity sensor, comprising: the sensor comprises a sensor body, an electric connector and a universal joint;
a speed measuring gear, a Hall module and a bearing are arranged in the sensor body; the Hall module is arranged below the speed measuring gear, the speed of the locomotive wheel is detected by adopting non-contact type square wave pulse signals which are directly proportional to the rotating speed output of the speed measuring gear and the rotating speed, and the Hall module is sealed in an encapsulating mode;
one end of the universal joint is connected with the locomotive wheel pair, the other end of the universal joint extends into the sensor body and is connected with the sensor body through a bearing, and one end of the universal joint extending into the sensor body is connected with the speed measuring gear to drive the speed measuring gear and the locomotive wheel pair to rotate at the same speed;
one end of the electric connector is connected with the Hall module, and the other end of the electric connector is connected with a cable for getting on the locomotive.
2. The contact hall velocity sensor of claim 1 wherein: the speed measuring gear is of a plane tooth structure.
3. The contact hall velocity sensor of claim 1 wherein: still including being used for the connection frock of being connected with locomotive wheel pair.
4. The contact hall velocity sensor of claim 3 wherein: the connecting tool comprises a shaft end cover and a shaft head gland;
the shaft end cover is arranged as
A shape structure with one end provided with a universal joint for through installationThe other end of the through hole is fixedly connected with a bogie of the locomotive through a bolt;
the spindle head gland is arranged in the inner cavity of the spindle end cover, one end of the spindle head gland is connected with the universal joint, and the other end of the spindle head gland is fixedly connected with a locomotive axle.
5. The contact hall velocity sensor of claim 4 wherein: the shaft head gland is provided with a connecting hole which is arranged in a square structure;
the universal joint is set to be in a square structure matched with the connecting hole of the square structure arranged on the shaft head gland, and the universal joint is arranged in the square connecting hole so as to enable the universal joint and the shaft head gland to rotate synchronously.
6. The contact hall velocity sensor of claim 5 wherein: the square connecting hole of the shaft head gland and the through hole of the shaft end cover are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122349384.6U CN216013415U (en) | 2021-09-27 | 2021-09-27 | Contact type Hall speed sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122349384.6U CN216013415U (en) | 2021-09-27 | 2021-09-27 | Contact type Hall speed sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216013415U true CN216013415U (en) | 2022-03-11 |
Family
ID=80584326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122349384.6U Active CN216013415U (en) | 2021-09-27 | 2021-09-27 | Contact type Hall speed sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216013415U (en) |
-
2021
- 2021-09-27 CN CN202122349384.6U patent/CN216013415U/en active Active
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