CN211179877U - Wheel speed sensor end cover - Google Patents
Wheel speed sensor end cover Download PDFInfo
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- CN211179877U CN211179877U CN201922305733.7U CN201922305733U CN211179877U CN 211179877 U CN211179877 U CN 211179877U CN 201922305733 U CN201922305733 U CN 201922305733U CN 211179877 U CN211179877 U CN 211179877U
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Abstract
The utility model discloses a wheel speed sensor end cover relates to the technical field of wheel speed sensor, and its technical scheme main points include the lid, the lid upper end is connected with the plug, the lid is kept away from the one end of plug and is seted up the fixed slot, be provided with ironware in the lid, the peripheral interference fit in ironware outer periphery and the fixed slot, the fixed orifices has been seted up to the ironware, set up winding and magnet steel in the fixed orifices, the activity groove has been seted up to the winding bottom, the annular has been seted up to the outer periphery of winding, be provided with the coil in the annular, open-ended one end and magnet steel butt are kept away from with the fixed slot respectively to the winding both ends, ironware internal surface fixed connection has the stopper, stopper one end and magnet steel laminating, the utility model discloses have the effect that makes winding, magnet steel and iron.
Description
Technical Field
The utility model belongs to the technical field of the technique of the fast sensor of wheel and specifically relates to a fast sensor end cover of wheel is related to.
Background
Currently, a wheel speed sensor is a sensor for measuring the rotational speed of a wheel of an automobile. The wheel speed sensor for the automobile is a subsystem of the ABS/ESP and is used for detecting a wheel rotating speed follow-up signal, converting the wheel rotating speed follow-up signal into an electric signal through the change of a Hall effect or a magnetic resistance effect and transmitting the electric signal to the ECU, and the ECU judges the automobile speed according to the change characteristics of the electric signal so as to regulate and control the timely work of the ABS/ESP.
The prior Chinese patent with the publication number of CN201555860U discloses an automobile revolution speed sensor, which comprises an automobile revolution speed sensor, wherein an annular plastic body is arranged between a metal outer shell and a metal inner shell in the automobile revolution speed sensor, the metal inner shell is connected with the annular plastic body in an embedded and clamped manner, an annular groove is arranged on the excircle of the annular plastic body, a coil is arranged in the annular groove, a magnetic steel is sleeved between the end part of the annular plastic body and the metal inner shell, an opening of the inner ring of the metal outer shell is embedded and connected with the body part of a socket body, and a plug is arranged on the socket.
The above prior art solutions have the following drawbacks: the metal shell in the automobile speed sensor is connected with the plastic part in an embedded and clamped mode, but the magnetic steel is connected with the metal shell only in an interference fit mode, and the wheel hub vibrates when an automobile runs, so that the magnetic steel iron part, the coil rack and the metal shell are easy to separate.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a fast sensor end cover of wheel, it has makes winding, magnet steel and iron part three connect more stable effect.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a wheel speed sensor end cover, includes the lid, the lid upper end is connected with the plug, the fixed slot has been seted up to the one end that the plug was kept away from to the lid, be provided with ironware in the lid, the peripheral interference fit of ironware outer periphery and fixed slot inner circle, the fixed orifices has been seted up to the ironware, set up winding and magnet steel in the fixed orifices, the activity groove has been seted up to the winding bottom, the annular has been seted up to the winding outer periphery, be provided with the coil in the annular, open-ended one end and magnet steel butt are kept away from with the fixed slot respectively at the winding both ends, ironware internal surface fixedly connected with stopper, stopper.
By adopting the technical scheme, the winding and the magnetic steel are embedded into the fixing hole firstly, so that the magnetic steel is abutted against the limiting block, and then the iron piece is embedded into the fixing groove, so that the iron piece is in interference fit with the fixing groove; when the automobile runs to enable the hub to vibrate, the limiting blocks are used for preventing the magnetic steel, the winding and the iron piece from being separated, and the automobile has better stability.
The utility model discloses further set up to: the stopper all sets up a plurality ofly, it is a plurality of the stopper distributes with the axis circumference array of fixed orifices.
Through adopting above-mentioned technical scheme, set up a plurality of stoppers and make the spacing effect of ironware better, prevent that winding, magnet steel and ironware from separating.
The utility model discloses further set up to: the plug is characterized in that a slot is formed in the side edge of the plug, a jack communicated with the fixing slot is formed in the bottom of the slot, an inserting block penetrates through the jack and is embedded into the slot in the upper end of the winding, a contact pin is arranged at one end, facing the opening of the slot, of the inserting block, and one end of the contact pin is connected with the coil.
Through adopting above-mentioned technical scheme, carry the signal that the sensor received through the contact pin.
The utility model discloses further set up to: and a positioning mechanism for limiting the rotation of the winding is arranged on the inner surface of the iron piece.
Through adopting above-mentioned technical scheme, set up positioning mechanism and prevent that winding and ironware rotate relatively for ironware is connected more stably with the winding.
The utility model discloses further set up to: the winding circumferential surface is provided with a positioning groove, the positioning mechanism comprises a positioning block fixedly connected with the inner circumferential surface of the iron piece, and the positioning block is embedded into the positioning groove.
By adopting the technical scheme, the positioning block is arranged, so that the connection of the iron piece to the winding and the magnetic steel is tighter, and the winding and the magnetic steel are prevented from being separated from the iron piece; in addition, the positioning device has a positioning effect, so that the winding and the iron piece are only installed in one mode.
The utility model discloses further set up to: the locating piece is towards the one end fixedly connected with connecting plate of jack, the open-ended one end is kept away from to the fixed slot is passed through glue and is connected with the ironware.
Through adopting above-mentioned technical scheme, make winding and fixed slot keep away from open-ended one end through glue and be connected inseparabler, prevent that the winding breaks away from the fixed slot.
The utility model discloses further set up to: the positioning groove is communicated with the movable groove.
Through adopting above-mentioned technical scheme for the staff just can be glued the connecting plate point from the activity inslot, has the effect that makes things convenient for staff's operation and labour saving and time saving.
The utility model discloses further set up to: the locating slot is provided with a plurality ofly, and is a plurality of the locating piece distributes with the axis circumference array of fixed orifices.
By adopting the technical scheme, the winding and the iron piece installation mode are increased, so that a worker is not required to find the positioning groove and the positioning block.
To sum up, the utility model discloses following beneficial effect has:
1. when the automobile runs to cause the hub to vibrate, the separation of the magnetic steel, the winding and the iron piece is prevented through the limiting block, so that the automobile has better stability;
2. set up locating piece and constant head tank, can increase the spacing of ironware to the winding for the stability that magnet steel, winding and ironware are connected is better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic structural diagram of the cover of the present embodiment;
FIG. 3 is an exploded view of the highlighted iron of the present embodiment;
FIG. 4 is a schematic structural diagram of the highlighting positioning mechanism of the present embodiment.
Reference numerals: 1. a cover body; 11. fixing grooves; 12. a jack; 2. a plug; 21. a slot; 3. an iron piece; 31. a limiting block; 32. a fixing hole; 4. winding; 41. a movable groove; 42. a ring groove; 43. a coil; 44. inserting a block; 441. inserting a pin; 45. positioning a groove; 5. magnetic steel; 6. a positioning mechanism; 61. positioning blocks; 62. a connecting plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2 and 4, the embodiment discloses a wheel speed sensor end cover, including lid 1, lid 1 upper end is connected with plug 2, and lid 1 keeps away from the one end of plug 2 and has seted up fixed slot 11, is provided with ironware 3 in the lid 1, and the outer periphery of ironware 3 and the circumferential interference fit in fixed slot 11.
Referring to fig. 3 and 4, fixing hole 32 has been seted up to ironware 3, set up winding 4 and magnet steel 5 in the fixing hole 32, movable groove 41 has been seted up to winding 4 bottom, annular groove 42 has been seted up to the 4 outer circumferences of winding, be provided with coil 43 in the annular groove 42, winding 4 both ends are kept away from open-ended one end and magnet steel 5 butt with fixed slot 11 respectively, 3 internal surface fixed connection of ironware has four stopper 31, four stopper 31 one end and the laminating of magnet steel 5, four stopper 31 distribute with the axis circumference array of fixing hole 32.
Referring to fig. 1 and 3, a slot 21 is formed in a side of the plug 2, a jack 12 communicating with the fixing slot 11 is formed in a bottom of the slot 21, an insertion block 44 penetrating the jack 12 and embedded into the slot 21 is fixedly connected to an upper end of the winding 4, a pin 441 is disposed at an end of the insertion block 44 facing an opening of the slot 21, and one end of the pin 441 is connected to the coil 43.
Referring to fig. 3 and 4, the inner surface of the iron member 3 is provided with a positioning mechanism 6 for limiting the rotation of the winding 4. The circumference of the winding 4 is provided with four positioning grooves 45 communicated with the movable groove 41, the positioning mechanism 6 comprises four positioning blocks 61 fixedly connected with the inner circumference of the iron piece 3, the four positioning blocks 61 are distributed in a circumferential array with the axis of the fixing hole 32, and the four positioning blocks 61 are respectively embedded into the four positioning grooves 45. Make ironware 3 to being connected more stably around 4 and magnet steel 5 through locating piece 61 and stopper 31's cooperation, locating piece 61 and constant head tank 45 are convenient to be connected ironware 3 and around 4 in addition, have the location effect.
Referring to fig. 1 and 4, a connecting plate 62 is fixedly connected to an end of the positioning block 61 facing the insertion hole 12, and an end of the fixing groove 11 far from the opening is connected to the iron member 3 through a high temperature adhesive. Make ironware 3 and lid 1 be connected inseparabler through high temperature glue, adopt high temperature glue in addition, when the sensor rises because of ambient temperature, glue can not melt for the sensor normal operating.
The implementation principle of the embodiment is as follows: align locating piece 61 with constant head tank 45 earlier, install in fixed orifices 32 winding 4, imbed magnet steel 5 in the fixed orifices 32 again for magnet steel 5 and winding 4 butt, then buckle stopper 31 and make stopper 31 and magnet steel 5 butt, imbed iron spare 3 in fixed slot 11 at last, make iron spare 3 and 11 interference fit of fixed slot, glue through high temperature and keep away from open-ended one end with fixed slot 11 again and bond with iron spare 3.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a wheel speed sensor end cover, includes lid (1), its characterized in that: the upper end of the cover body (1) is connected with a plug (2), one end of the cover body (1) far away from the plug (2) is provided with a fixed groove (11), an iron piece (3) is arranged in the cover body (1), the outer circumferential surface of the iron piece (3) is in interference fit with the inner circumferential surface of the fixing groove (11), the iron piece (3) is provided with a fixing hole (32), a winding (4) and magnetic steel (5) are arranged in the fixing hole (32), the bottom of the winding (4) is provided with a movable groove (41), the outer circumferential surface of the winding (4) is provided with a ring groove (42), a coil (43) is arranged in the ring groove (42), two ends of the winding (4) are respectively abutted with one end of the fixed groove (11) far away from the opening and the magnetic steel (5), the iron part (3) inner surface is fixedly connected with a limiting block (31), and one end of the limiting block (31) is attached to the magnetic steel (5).
2. The wheel speed sensor end cap of claim 1, wherein: the limiting blocks (31) are arranged in a plurality of circumferential arrays, and the limiting blocks (31) are distributed in the circumferential arrays of the axes of the fixing holes (32).
3. The wheel speed sensor end cap of claim 1, wherein: slot (21) have been seted up to plug (2) side, jack (12) of intercommunication fixed slot (11) have been seted up to slot (21) bottom, plug block (44) in jack (12) and embedding slot (21) are run through to winding (4) upper end fixed connection, plug block (44) are provided with contact pin (441) towards slot (21) open-ended one end, contact pin (441) one end is connected with coil (43).
4. The wheel speed sensor end cap of claim 1, wherein: and a positioning mechanism (6) for limiting the rotation of the winding (4) is arranged on the inner surface of the iron piece (3).
5. The wheel speed sensor end cap of claim 4, wherein: the circumferential surface of the winding (4) is provided with a positioning groove (45), the positioning mechanism (6) comprises a positioning block (61) fixedly connected with the inner circumferential surface of the iron piece (3), and the positioning block (61) is embedded into the positioning groove (45).
6. The wheel speed sensor end cap of claim 5, wherein: locating piece (61) are towards one end fixedly connected with connecting plate (62) of jack (12), open-ended one end is kept away from in fixed slot (11) is passed through glue and is connected with ironware (3).
7. The wheel speed sensor end cap of claim 6, wherein: the positioning groove (45) is communicated with the movable groove (41).
8. The wheel speed sensor end cap of claim 5, wherein: the positioning grooves (45) are provided with a plurality of positioning blocks (61) which are distributed in a circumferential array mode according to the axis of the fixing hole (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305733.7U CN211179877U (en) | 2019-12-19 | 2019-12-19 | Wheel speed sensor end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305733.7U CN211179877U (en) | 2019-12-19 | 2019-12-19 | Wheel speed sensor end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211179877U true CN211179877U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922305733.7U Active CN211179877U (en) | 2019-12-19 | 2019-12-19 | Wheel speed sensor end cover |
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| Country | Link |
|---|---|
| CN (1) | CN211179877U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904041A (en) * | 2021-02-02 | 2021-06-04 | 上海加太尔汽车电子有限公司 | Coil sensor for automobile ABS system and production process thereof |
-
2019
- 2019-12-19 CN CN201922305733.7U patent/CN211179877U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112904041A (en) * | 2021-02-02 | 2021-06-04 | 上海加太尔汽车电子有限公司 | Coil sensor for automobile ABS system and production process thereof |
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